App-Alice

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share/static/alice.js  view on Meta::CPAN


var Class = (function() {

  var IS_DONTENUM_BUGGY = (function(){
    for (var p in { toString: 1 }) {
      if (p === 'toString') return false;
    }
    return true;
  })();

  function subclass() {};
  function create() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

    function klass() {
      this.initialize.apply(this, arguments);
    }

    Object.extend(klass, Class.Methods);
    klass.superclass = parent;
    klass.subclasses = [];

    if (parent) {
      subclass.prototype = parent.prototype;
      klass.prototype = new subclass;
      parent.subclasses.push(klass);
    }

    for (var i = 0, length = properties.length; i < length; i++)
      klass.addMethods(properties[i]);

    if (!klass.prototype.initialize)
      klass.prototype.initialize = Prototype.emptyFunction;

    klass.prototype.constructor = klass;
    return klass;
  }

  function addMethods(source) {
    var ancestor   = this.superclass && this.superclass.prototype,
        properties = Object.keys(source);

    if (IS_DONTENUM_BUGGY) {
      if (source.toString != Object.prototype.toString)
        properties.push("toString");
      if (source.valueOf != Object.prototype.valueOf)
        properties.push("valueOf");
    }

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames()[0] == "$super") {
        var method = value;
        value = (function(m) {
          return function() { return ancestor[m].apply(this, arguments); };
        })(property).wrap(method);

        value.valueOf = method.valueOf.bind(method);
        value.toString = method.toString.bind(method);
      }
      this.prototype[property] = value;
    }

    return this;
  }

  return {
    create: create,
    Methods: {
      addMethods: addMethods
    }
  };
})();
(function() {

  var _toString = Object.prototype.toString,
      NULL_TYPE = 'Null',
      UNDEFINED_TYPE = 'Undefined',
      BOOLEAN_TYPE = 'Boolean',
      NUMBER_TYPE = 'Number',
      STRING_TYPE = 'String',
      OBJECT_TYPE = 'Object',
      BOOLEAN_CLASS = '[object Boolean]',
      NUMBER_CLASS = '[object Number]',
      STRING_CLASS = '[object String]',
      ARRAY_CLASS = '[object Array]',
      NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
        typeof JSON.stringify === 'function' &&
        JSON.stringify(0) === '0' &&
        typeof JSON.stringify(Prototype.K) === 'undefined';

  function Type(o) {
    switch(o) {
      case null: return NULL_TYPE;
      case (void 0): return UNDEFINED_TYPE;
    }
    var type = typeof o;
    switch(type) {
      case 'boolean': return BOOLEAN_TYPE;
      case 'number':  return NUMBER_TYPE;
      case 'string':  return STRING_TYPE;
    }
    return OBJECT_TYPE;
  }

  function extend(destination, source) {
    for (var property in source)
      destination[property] = source[property];
    return destination;
  }

  function inspect(object) {
    try {
      if (isUndefined(object)) return 'undefined';
      if (object === null) return 'null';
      return object.inspect ? object.inspect() : String(object);
    } catch (e) {
      if (e instanceof RangeError) return '...';
      throw e;

share/static/alice.js  view on Meta::CPAN


  function isHash(object) {
    return object instanceof Hash;
  }

  function isFunction(object) {
    return typeof object === "function";
  }

  function isString(object) {
    return _toString.call(object) === STRING_CLASS;
  }

  function isNumber(object) {
    return _toString.call(object) === NUMBER_CLASS;
  }

  function isUndefined(object) {
    return typeof object === "undefined";
  }

  extend(Object, {
    extend:        extend,
    inspect:       inspect,
    toJSON:        NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
    toQueryString: toQueryString,
    toHTML:        toHTML,
    keys:          Object.keys || keys,
    values:        values,
    clone:         clone,
    isElement:     isElement,
    isArray:       isArray,
    isHash:        isHash,
    isFunction:    isFunction,
    isString:      isString,
    isNumber:      isNumber,
    isUndefined:   isUndefined
  });
})();
Object.extend(Function.prototype, (function() {
  var slice = Array.prototype.slice;

  function update(array, args) {
    var arrayLength = array.length, length = args.length;
    while (length--) array[arrayLength + length] = args[length];
    return array;
  }

  function merge(array, args) {
    array = slice.call(array, 0);
    return update(array, args);
  }

  function argumentNames() {
    var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
      .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
      .replace(/\s+/g, '').split(',');
    return names.length == 1 && !names[0] ? [] : names;
  }

  function bind(context) {
    if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
    var __method = this, args = slice.call(arguments, 1);
    return function() {
      var a = merge(args, arguments);
      return __method.apply(context, a);
    }
  }

  function bindAsEventListener(context) {
    var __method = this, args = slice.call(arguments, 1);
    return function(event) {
      var a = update([event || window.event], args);
      return __method.apply(context, a);
    }
  }

  function curry() {
    if (!arguments.length) return this;
    var __method = this, args = slice.call(arguments, 0);
    return function() {
      var a = merge(args, arguments);
      return __method.apply(this, a);
    }
  }

  function delay(timeout) {
    var __method = this, args = slice.call(arguments, 1);
    timeout = timeout * 1000;
    return window.setTimeout(function() {
      return __method.apply(__method, args);
    }, timeout);
  }

  function defer() {
    var args = update([0.01], arguments);
    return this.delay.apply(this, args);
  }

  function wrap(wrapper) {
    var __method = this;
    return function() {
      var a = update([__method.bind(this)], arguments);
      return wrapper.apply(this, a);
    }
  }

  function methodize() {
    if (this._methodized) return this._methodized;
    var __method = this;
    return this._methodized = function() {
      var a = update([this], arguments);
      return __method.apply(null, a);
    };
  }

  return {
    argumentNames:       argumentNames,
    bind:                bind,
    bindAsEventListener: bindAsEventListener,
    curry:               curry,
    delay:               delay,
    defer:               defer,
    wrap:                wrap,
    methodize:           methodize
  }
})());



(function(proto) {


  function toISOString() {
    return this.getUTCFullYear() + '-' +
      (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
      this.getUTCDate().toPaddedString(2) + 'T' +
      this.getUTCHours().toPaddedString(2) + ':' +
      this.getUTCMinutes().toPaddedString(2) + ':' +
      this.getUTCSeconds().toPaddedString(2) + 'Z';
  }


  function toJSON() {
    return this.toISOString();
  }

  if (!proto.toISOString) proto.toISOString = toISOString;
  if (!proto.toJSON) proto.toJSON = toJSON;

})(Date.prototype);


RegExp.prototype.match = RegExp.prototype.test;

RegExp.escape = function(str) {
  return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};
var PeriodicalExecuter = Class.create({
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  execute: function() {
    this.callback(this);
  },

  stop: function() {
    if (!this.timer) return;
    clearInterval(this.timer);
    this.timer = null;
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.execute();
        this.currentlyExecuting = false;
      } catch(e) {
        this.currentlyExecuting = false;
        throw e;
      }
    }
  }
});
Object.extend(String, {
  interpret: function(value) {
    return value == null ? '' : String(value);
  },
  specialChar: {
    '\b': '\\b',
    '\t': '\\t',
    '\n': '\\n',
    '\f': '\\f',
    '\r': '\\r',
    '\\': '\\\\'
  }
});

Object.extend(String.prototype, (function() {
  var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
    typeof JSON.parse === 'function' &&
    JSON.parse('{"test": true}').test;

  function prepareReplacement(replacement) {
    if (Object.isFunction(replacement)) return replacement;
    var template = new Template(replacement);
    return function(match) { return template.evaluate(match) };
  }

  function gsub(pattern, replacement) {
    var result = '', source = this, match;
    replacement = prepareReplacement(replacement);

    if (Object.isString(pattern))
      pattern = RegExp.escape(pattern);

    if (!(pattern.length || pattern.source)) {
      replacement = replacement('');
      return replacement + source.split('').join(replacement) + replacement;

share/static/alice.js  view on Meta::CPAN

  onCreate:   function() { Ajax.activeRequestCount++ },
  onComplete: function() { Ajax.activeRequestCount-- }
});
Ajax.Base = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

    this.options.method = this.options.method.toLowerCase();

    if (Object.isString(this.options.parameters))
      this.options.parameters = this.options.parameters.toQueryParams();
    else if (Object.isHash(this.options.parameters))
      this.options.parameters = this.options.parameters.toObject();
  }
});
Ajax.Request = Class.create(Ajax.Base, {
  _complete: false,

  initialize: function($super, url, options) {
    $super(options);
    this.transport = Ajax.getTransport();
    this.request(url);
  },

  request: function(url) {
    this.url = url;
    this.method = this.options.method;
    var params = Object.clone(this.options.parameters);

    if (!['get', 'post'].include(this.method)) {
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
      if (this.method == 'get')
        this.url += (this.url.include('?') ? '&' : '?') + params;
      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        params += '&_=';
    }

    try {
      var response = new Ajax.Response(this);
      if (this.options.onCreate) this.options.onCreate(response);
      Ajax.Responders.dispatch('onCreate', this, response);

      this.transport.open(this.method.toUpperCase(), this.url,
        this.options.asynchronous);

      if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);

      this.transport.onreadystatechange = this.onStateChange.bind(this);
      this.setRequestHeaders();

      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
      this.transport.send(this.body);

      /* Force Firefox to handle ready state 4 for synchronous requests */
      if (!this.options.asynchronous && this.transport.overrideMimeType)
        this.onStateChange();

    }
    catch (e) {
      this.dispatchException(e);
    }
  },

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState > 1 && !((readyState == 4) && this._complete))
      this.respondToReadyState(this.transport.readyState);
  },

  setRequestHeaders: function() {
    var headers = {
      'X-Requested-With': 'XMLHttpRequest',
      'X-Prototype-Version': Prototype.Version,
      'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
    };

    if (this.method == 'post') {
      headers['Content-type'] = this.options.contentType +
        (this.options.encoding ? '; charset=' + this.options.encoding : '');

      /* Force "Connection: close" for older Mozilla browsers to work
       * around a bug where XMLHttpRequest sends an incorrect
       * Content-length header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close';
    }

    if (typeof this.options.requestHeaders == 'object') {
      var extras = this.options.requestHeaders;

      if (Object.isFunction(extras.push))
        for (var i = 0, length = extras.length; i < length; i += 2)
          headers[extras[i]] = extras[i+1];
      else
        $H(extras).each(function(pair) { headers[pair.key] = pair.value });
    }

    for (var name in headers)
      this.transport.setRequestHeader(name, headers[name]);
  },

  success: function() {
    var status = this.getStatus();
    return !status || (status >= 200 && status < 300);
  },

share/static/alice.js  view on Meta::CPAN

    try {
      return this.transport.statusText || '';
    } catch (e) { return '' }
  },

  getHeader: Ajax.Request.prototype.getHeader,

  getAllHeaders: function() {
    try {
      return this.getAllResponseHeaders();
    } catch (e) { return null }
  },

  getResponseHeader: function(name) {
    return this.transport.getResponseHeader(name);
  },

  getAllResponseHeaders: function() {
    return this.transport.getAllResponseHeaders();
  },

  _getHeaderJSON: function() {
    var json = this.getHeader('X-JSON');
    if (!json) return null;
    json = decodeURIComponent(escape(json));
    try {
      return json.evalJSON(this.request.options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  },

  _getResponseJSON: function() {
    var options = this.request.options;
    if (!options.evalJSON || (options.evalJSON != 'force' &&
      !(this.getHeader('Content-type') || '').include('application/json')) ||
        this.responseText.blank())
          return null;
    try {
      return this.responseText.evalJSON(options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  }
});

Ajax.Updater = Class.create(Ajax.Request, {
  initialize: function($super, container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    };

    options = Object.clone(options);
    var onComplete = options.onComplete;
    options.onComplete = (function(response, json) {
      this.updateContent(response.responseText);
      if (Object.isFunction(onComplete)) onComplete(response, json);
    }).bind(this);

    $super(url, options);
  },

  updateContent: function(responseText) {
    var receiver = this.container[this.success() ? 'success' : 'failure'],
        options = this.options;

    if (!options.evalScripts) responseText = responseText.stripScripts();

    if (receiver = $(receiver)) {
      if (options.insertion) {
        if (Object.isString(options.insertion)) {
          var insertion = { }; insertion[options.insertion] = responseText;
          receiver.insert(insertion);
        }
        else options.insertion(receiver, responseText);
      }
      else receiver.update(responseText);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = { };
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

  updateComplete: function(response) {
    if (this.options.decay) {
      this.decay = (response.responseText == this.lastText ?
        this.decay * this.options.decay : 1);

      this.lastText = response.responseText;
    }
    this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});


function $(element) {
  if (arguments.length > 1) {
    for (var i = 0, elements = [], length = arguments.length; i < length; i++)
      elements.push($(arguments[i]));
    return elements;
  }
  if (Object.isString(element))
    element = document.getElementById(element);
  return Element.extend(element);
}

if (Prototype.BrowserFeatures.XPath) {
  document._getElementsByXPath = function(expression, parentElement) {
    var results = [];
    var query = document.evaluate(expression, $(parentElement) || document,
      null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for (var i = 0, length = query.snapshotLength; i < length; i++)
      results.push(Element.extend(query.snapshotItem(i)));
    return results;
  };
}

/*--------------------------------------------------------------------------*/

if (!Node) var Node = { };

if (!Node.ELEMENT_NODE) {
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}



(function(global) {

  var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
    try {
      var el = document.createElement('<input name="x">');
      return el.tagName.toLowerCase() === 'input' && el.name === 'x';
    }

share/static/alice.js  view on Meta::CPAN

          el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
          var isBuggy = typeof el.tBodies[0] == "undefined";
          el = null;
          return isBuggy;
        }
      } catch (e) {
        return true;
      }
    })();

    var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
      var s = document.createElement("script"),
          isBuggy = false;
      try {
        s.appendChild(document.createTextNode(""));
        isBuggy = !s.firstChild ||
          s.firstChild && s.firstChild.nodeType !== 3;
      } catch (e) {
        isBuggy = true;
      }
      s = null;
      return isBuggy;
    })();

    function update(element, content) {
      element = $(element);

      if (content && content.toElement)
        content = content.toElement();

      if (Object.isElement(content))
        return element.update().insert(content);

      content = Object.toHTML(content);

      var tagName = element.tagName.toUpperCase();

      if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
        element.text = content;
        return element;
      }

      if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) {
        if (tagName in Element._insertionTranslations.tags) {
          while (element.firstChild) {
            element.removeChild(element.firstChild);
          }
          Element._getContentFromAnonymousElement(tagName, content.stripScripts())
            .each(function(node) {
              element.appendChild(node)
            });
        }
        else {
          element.innerHTML = content.stripScripts();
        }
      }
      else {
        element.innerHTML = content.stripScripts();
      }

      content.evalScripts.bind(content).defer();
      return element;
    }

    return update;
  })(),

  replace: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    else if (!Object.isElement(content)) {
      content = Object.toHTML(content);
      var range = element.ownerDocument.createRange();
      range.selectNode(element);
      content.evalScripts.bind(content).defer();
      content = range.createContextualFragment(content.stripScripts());
    }
    element.parentNode.replaceChild(content, element);
    return element;
  },

  insert: function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = {bottom:insertions};

    var content, insert, tagName, childNodes;

    for (var position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      insert = Element._insertionTranslations[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        insert(element, content);
        continue;
      }

      content = Object.toHTML(content);

      tagName = ((position == 'before' || position == 'after')
        ? element.parentNode : element).tagName.toUpperCase();

      childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());

      if (position == 'top' || position == 'after') childNodes.reverse();
      childNodes.each(insert.curry(element));

      content.evalScripts.bind(content).defer();
    }

    return element;
  },

  wrap: function(element, wrapper, attributes) {
    element = $(element);
    if (Object.isElement(wrapper))
      $(wrapper).writeAttribute(attributes || { });
    else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
    else wrapper = new Element('div', wrapper);
    if (element.parentNode)
      element.parentNode.replaceChild(wrapper, element);
    wrapper.appendChild(element);
    return wrapper;
  },

  inspect: function(element) {
    element = $(element);
    var result = '<' + element.tagName.toLowerCase();
    $H({'id': 'id', 'className': 'class'}).each(function(pair) {
      var property = pair.first(),
          attribute = pair.last(),
          value = (element[property] || '').toString();
      if (value) result += ' ' + attribute + '=' + value.inspect(true);
    });
    return result + '>';
  },

  recursivelyCollect: function(element, property, maximumLength) {
    element = $(element);
    maximumLength = maximumLength || -1;
    var elements = [];

    while (element = element[property]) {
      if (element.nodeType == 1)
        elements.push(Element.extend(element));
      if (elements.length == maximumLength)
        break;
    }

    return elements;
  },

  ancestors: function(element) {
    return Element.recursivelyCollect(element, 'parentNode');
  },

  descendants: function(element) {
    return Element.select(element, "*");
  },

  firstDescendant: function(element) {
    element = $(element).firstChild;
    while (element && element.nodeType != 1) element = element.nextSibling;
    return $(element);
  },

  immediateDescendants: function(element) {
    var results = [], child = $(element).firstChild;

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  };
}

else if (Prototype.Browser.WebKit) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;

    if (value == 1)
      if (element.tagName.toUpperCase() == 'IMG' && element.width) {
        element.width++; element.width--;
      } else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
      } catch (e) { }

    return element;
  };

  Element.Methods.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

    return Element._returnOffset(valueL, valueT);
  };
}

if ('outerHTML' in document.documentElement) {
  Element.Methods.replace = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) {
      element.parentNode.replaceChild(content, element);
      return element;
    }

    content = Object.toHTML(content);
    var parent = element.parentNode, tagName = parent.tagName.toUpperCase();

    if (Element._insertionTranslations.tags[tagName]) {
      var nextSibling = element.next(),
          fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
      parent.removeChild(element);
      if (nextSibling)
        fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
      else
        fragments.each(function(node) { parent.appendChild(node) });
    }
    else element.outerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

Element._returnOffset = function(l, t) {
  var result = [l, t];
  result.left = l;
  result.top = t;
  return result;
};

Element._getContentFromAnonymousElement = function(tagName, html) {
  var div = new Element('div'),
      t = Element._insertionTranslations.tags[tagName];
  if (t) {
    div.innerHTML = t[0] + html + t[1];
    for (var i = t[2]; i--; ) {
      div = div.firstChild;
    }
  }
  else {
    div.innerHTML = html;
  }
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: function(element, node) {
    element.parentNode.insertBefore(node, element);
  },
  top: function(element, node) {
    element.insertBefore(node, element.firstChild);
  },
  bottom: function(element, node) {
    element.appendChild(node);
  },
  after: function(element, node) {
    element.parentNode.insertBefore(node, element.nextSibling);
  },
  tags: {
    TABLE:  ['<table>',                '</table>',                   1],
    TBODY:  ['<table><tbody>',         '</tbody></table>',           2],
    TR:     ['<table><tbody><tr>',     '</tr></tbody></table>',      3],
    TD:     ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
    SELECT: ['<select>',               '</select>',                  1]
  }
};

(function() {
  var tags = Element._insertionTranslations.tags;
  Object.extend(tags, {
    THEAD: tags.TBODY,
    TFOOT: tags.TBODY,
    TH:    tags.TD
  });
})();

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    attribute = Element._attributeTranslations.has[attribute] || attribute;

share/static/alice.js  view on Meta::CPAN

Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
  initialize: function($super, element, frequency, callback) {
    $super(callback, frequency);
    this.element   = $(element);
    this.lastValue = this.getValue();
  },

  execute: function() {
    var value = this.getValue();
    if (Object.isString(this.lastValue) && Object.isString(value) ?
        this.lastValue != value : String(this.lastValue) != String(value)) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
});

Form.Element.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});

/*--------------------------------------------------------------------------*/

Abstract.EventObserver = Class.create({
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        default:
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
});

Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});
(function() {

  var Event = {
    KEY_BACKSPACE: 8,
    KEY_TAB:       9,
    KEY_RETURN:   13,
    KEY_ESC:      27,
    KEY_LEFT:     37,
    KEY_UP:       38,
    KEY_RIGHT:    39,
    KEY_DOWN:     40,
    KEY_DELETE:   46,
    KEY_HOME:     36,
    KEY_END:      35,
    KEY_PAGEUP:   33,
    KEY_PAGEDOWN: 34,
    KEY_INSERT:   45,

    cache: {}
  };

  var docEl = document.documentElement;
  var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
    && 'onmouseleave' in docEl;

  var _isButton;
  if (Prototype.Browser.IE) {
    var buttonMap = { 0: 1, 1: 4, 2: 2 };
    _isButton = function(event, code) {
      return event.button === buttonMap[code];
    };
  } else if (Prototype.Browser.WebKit) {
    _isButton = function(event, code) {
      switch (code) {
        case 0: return event.which == 1 && !event.metaKey;
        case 1: return event.which == 1 && event.metaKey;
        default: return false;
      }
    };
  } else {
    _isButton = function(event, code) {
      return event.which ? (event.which === code + 1) : (event.button === code);
    };

share/static/alice.js  view on Meta::CPAN

    }

    var responder = responders.find( function(r) { return r.handler === handler; });
    if (!responder) return element;

    if (eventName.include(':')) {
      if (element.removeEventListener)
        element.removeEventListener("dataavailable", responder, false);
      else {
        element.detachEvent("ondataavailable", responder);
        element.detachEvent("onfilterchange",  responder);
      }
    } else {
      var actualEventName = _getDOMEventName(eventName);
      if (element.removeEventListener)
        element.removeEventListener(actualEventName, responder, false);
      else
        element.detachEvent('on' + actualEventName, responder);
    }

    registry.set(eventName, responders.without(responder));

    return element;
  }

  function fire(element, eventName, memo, bubble) {
    element = $(element);

    if (Object.isUndefined(bubble))
      bubble = true;

    if (element == document && document.createEvent && !element.dispatchEvent)
      element = document.documentElement;

    var event;
    if (document.createEvent) {
      event = document.createEvent('HTMLEvents');
      event.initEvent('dataavailable', true, true);
    } else {
      event = document.createEventObject();
      event.eventType = bubble ? 'ondataavailable' : 'onfilterchange';
    }

    event.eventName = eventName;
    event.memo = memo || { };

    if (document.createEvent)
      element.dispatchEvent(event);
    else
      element.fireEvent(event.eventType, event);

    return Event.extend(event);
  }

  Event.Handler = Class.create({
    initialize: function(element, eventName, selector, callback) {
      this.element   = $(element);
      this.eventName = eventName;
      this.selector  = selector;
      this.callback  = callback;
      this.handler   = this.handleEvent.bind(this);
    },

    start: function() {
      Event.observe(this.element, this.eventName, this.handler);
      return this;
    },

    stop: function() {
      Event.stopObserving(this.element, this.eventName, this.handler);
      return this;
    },

    handleEvent: function(event) {
      var element = this.selector ? event.findElement(this.selector) :
       this.element;
      if (element) this.callback.call(element, event, element);
    }
  });

  function on(element, eventName, selector, callback) {
    element = $(element);
    if (Object.isFunction(selector) && Object.isUndefined(callback)) {
      callback = selector, selector = null;
    }

    return new Event.Handler(element, eventName, selector, callback).start();
  }

  Object.extend(Event, Event.Methods);

  Object.extend(Event, {
    fire:          fire,
    observe:       observe,
    stopObserving: stopObserving,
    on:            on
  });

  Element.addMethods({
    fire:          fire,

    observe:       observe,

    stopObserving: stopObserving,

    on:            on
  });

  Object.extend(document, {
    fire:          fire.methodize(),

    observe:       observe.methodize(),

    stopObserving: stopObserving.methodize(),

    on:            on.methodize(),

    loaded:        false
  });

  if (window.Event) Object.extend(window.Event, Event);

share/static/alice.js  view on Meta::CPAN


    $A(elements).each( function(element, index) {
      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
    });
  },
  PAIRS: {
    'slide':  ['SlideDown','SlideUp'],
    'blind':  ['BlindDown','BlindUp'],
    'appear': ['Appear','Fade']
  },
  toggle: function(element, effect, options) {
    element = $(element);
    effect  = (effect || 'appear').toLowerCase();

    return Effect[ Effect.PAIRS[ effect ][ element.visible() ? 1 : 0 ] ](element, Object.extend({
      queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
    }, options || {}));
  }
};

Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;

/* ------------- core effects ------------- */

Effect.ScopedQueue = Class.create(Enumerable, {
  initialize: function() {
    this.effects  = [];
    this.interval = null;
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();

    var position = Object.isString(effect.options.queue) ?
      effect.options.queue : effect.options.queue.position;

    switch(position) {
      case 'front':
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'with-last':
        timestamp = this.effects.pluck('startOn').max() || timestamp;
        break;
      case 'end':
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }

    effect.startOn  += timestamp;
    effect.finishOn += timestamp;

    if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);

    if (!this.interval)
      this.interval = setInterval(this.loop.bind(this), 15);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if (this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    for(var i=0, len=this.effects.length;i<len;i++)
      this.effects[i] && this.effects[i].loop(timePos);
  }
});

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if (!Object.isString(queueName)) return queueName;

    return this.instances.get(queueName) ||
      this.instances.set(queueName, new Effect.ScopedQueue());
  }
};
Effect.Queue = Effect.Queues.get('global');

Effect.Base = Class.create({
  position: null,
  start: function(options) {
    if (options && options.transition === false) options.transition = Effect.Transitions.linear;
    this.options      = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn+(this.options.duration*1000);
    this.fromToDelta  = this.options.to-this.options.from;
    this.totalTime    = this.finishOn-this.startOn;
    this.totalFrames  = this.options.fps*this.options.duration;

    this.render = (function() {
      function dispatch(effect, eventName) {
        if (effect.options[eventName + 'Internal'])
          effect.options[eventName + 'Internal'](effect);
        if (effect.options[eventName])
          effect.options[eventName](effect);
      }

      return function(pos) {
        if (this.state === "idle") {
          this.state = "running";
          dispatch(this, 'beforeSetup');
          if (this.setup) this.setup();
          dispatch(this, 'afterSetup');
        }
        if (this.state === "running") {
          pos = (this.options.transition(pos) * this.fromToDelta) + this.options.from;
          this.position = pos;
          dispatch(this, 'beforeUpdate');
          if (this.update) this.update(pos);
          dispatch(this, 'afterUpdate');

share/static/alice.js  view on Meta::CPAN

  loop: function(timePos) {
    if (timePos >= this.startOn) {
      if (timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if (this.finish) this.finish();
        this.event('afterFinish');
        return;
      }
      var pos   = (timePos - this.startOn) / this.totalTime,
          frame = (pos * this.totalFrames).round();
      if (frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  cancel: function() {
    if (!this.options.sync)
      Effect.Queues.get(Object.isString(this.options.queue) ?
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if (this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    var data = $H();
    for(property in this)
      if (!Object.isFunction(this[property])) data.set(property, this[property]);
    return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
});

Effect.Parallel = Class.create(Effect.Base, {
  initialize: function(effects) {
    this.effects = effects || [];
    this.start(arguments[1]);
  },
  update: function(position) {
    this.effects.invoke('render', position);
  },
  finish: function(position) {
    this.effects.each( function(effect) {
      effect.render(1.0);
      effect.cancel();
      effect.event('beforeFinish');
      if (effect.finish) effect.finish(position);
      effect.event('afterFinish');
    });
  }
});

Effect.Tween = Class.create(Effect.Base, {
  initialize: function(object, from, to) {
    object = Object.isString(object) ? $(object) : object;
    var args = $A(arguments), method = args.last(),
      options = args.length == 5 ? args[3] : null;
    this.method = Object.isFunction(method) ? method.bind(object) :
      Object.isFunction(object[method]) ? object[method].bind(object) :
      function(value) { object[method] = value };
    this.start(Object.extend({ from: from, to: to }, options || { }));
  },
  update: function(position) {
    this.method(position);
  }
});

Effect.Event = Class.create(Effect.Base, {
  initialize: function() {
    this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
  },
  update: Prototype.emptyFunction
});

Effect.Opacity = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
      this.element.setStyle({zoom: 1});
    var options = Object.extend({
      from: this.element.getOpacity() || 0.0,
      to:   1.0
    }, arguments[1] || { });
    this.start(options);
  },
  update: function(position) {
    this.element.setOpacity(position);
  }
});

Effect.Move = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || { });
    this.start(options);
  },
  setup: function() {
    this.element.makePositioned();
    this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
    this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
    if (this.options.mode == 'absolute') {
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    this.element.setStyle({
      left: (this.options.x  * position + this.originalLeft).round() + 'px',
      top:  (this.options.y  * position + this.originalTop).round()  + 'px'
    });
  }
});

Effect.MoveBy = function(element, toTop, toLeft) {
  return new Effect.Move(element,
    Object.extend({ x: toLeft, y: toTop }, arguments[3] || { }));
};

Effect.Scale = Class.create(Effect.Base, {
  initialize: function(element, percent) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or { } with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || { });
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = this.element.getStyle('position');

    this.originalStyle = { };
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));

    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;

    var fontSize = this.element.getStyle('font-size') || '100%';
    ['em','px','%','pt'].each( function(fontSizeType) {
      if (fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));

    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;

    this.dims = null;
    if (this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if (/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if (!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if (this.options.scaleContent && this.fontSize)
      this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = { };
    if (this.options.scaleX) d.width = width.round() + 'px';
    if (this.options.scaleY) d.height = height.round() + 'px';
    if (this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if (this.elementPositioning == 'absolute') {
        if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if (this.options.scaleY) d.top = -topd + 'px';
        if (this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    this.element.setStyle(d);
  }
});

Effect.Highlight = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { });
    this.start(options);
  },
  setup: function() {
    if (this.element.getStyle('display')=='none') { this.cancel(); return; }
    this.oldStyle = { };
    if (!this.options.keepBackgroundImage) {
      this.oldStyle.backgroundImage = this.element.getStyle('background-image');
      this.element.setStyle({backgroundImage: 'none'});
    }
    if (!this.options.endcolor)
      this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
    if (!this.options.restorecolor)
      this.options.restorecolor = this.element.getStyle('background-color');
    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
  },
  update: function(position) {
    this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
      return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) });
  },
  finish: function() {
    this.element.setStyle(Object.extend(this.oldStyle, {
      backgroundColor: this.options.restorecolor
    }));
  }
});

Effect.ScrollTo = function(element) {
  var options = arguments[1] || { },
  scrollOffsets = document.viewport.getScrollOffsets(),
  elementOffsets = $(element).cumulativeOffset();

  if (options.offset) elementOffsets[1] += options.offset;

  return new Effect.Tween(null,
    scrollOffsets.top,
    elementOffsets[1],
    options,
    function(p){ scrollTo(scrollOffsets.left, p.round()); }
  );
};

/* ------------- combination effects ------------- */

Effect.Fade = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  var options = Object.extend({
    from: element.getOpacity() || 1.0,
    to:   0.0,
    afterFinishInternal: function(effect) {
      if (effect.options.to!=0) return;
      effect.element.hide().setStyle({opacity: oldOpacity});
    }
  }, arguments[1] || { });
  return new Effect.Opacity(element,options);
};

Effect.Appear = function(element) {
  element = $(element);
  var options = Object.extend({
  from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
  to:   1.0,
  afterFinishInternal: function(effect) {
    effect.element.forceRerendering();
  },
  beforeSetup: function(effect) {
    effect.element.setOpacity(effect.options.from).show();
  }}, arguments[1] || { });
  return new Effect.Opacity(element,options);
};

Effect.Puff = function(element) {
  element = $(element);
  var oldStyle = {
    opacity: element.getInlineOpacity(),
    position: element.getStyle('position'),
    top:  element.style.top,
    left: element.style.left,

share/static/alice.js  view on Meta::CPAN

    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      style: { }
    }, arguments[1] || { });

    if (!Object.isString(options.style)) this.style = $H(options.style);
    else {
      if (options.style.include(':'))
        this.style = options.style.parseStyle();
      else {
        this.element.addClassName(options.style);
        this.style = $H(this.element.getStyles());
        this.element.removeClassName(options.style);
        var css = this.element.getStyles();
        this.style = this.style.reject(function(style) {
          return style.value == css[style.key];
        });
        options.afterFinishInternal = function(effect) {
          effect.element.addClassName(effect.options.style);
          effect.transforms.each(function(transform) {
            effect.element.style[transform.style] = '';
          });
        };
      }
    }
    this.start(options);
  },

  setup: function(){
    function parseColor(color){
      if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
      color = color.parseColor();
      return $R(0,2).map(function(i){
        return parseInt( color.slice(i*2+1,i*2+3), 16 );
      });
    }
    this.transforms = this.style.map(function(pair){
      var property = pair[0], value = pair[1], unit = null;

      if (value.parseColor('#zzzzzz') != '#zzzzzz') {
        value = value.parseColor();
        unit  = 'color';
      } else if (property == 'opacity') {
        value = parseFloat(value);
        if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
          this.element.setStyle({zoom: 1});
      } else if (Element.CSS_LENGTH.test(value)) {
          var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
          value = parseFloat(components[1]);
          unit = (components.length == 3) ? components[2] : null;
      }

      var originalValue = this.element.getStyle(property);
      return {
        style: property.camelize(),
        originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0),
        targetValue: unit=='color' ? parseColor(value) : value,
        unit: unit
      };
    }.bind(this)).reject(function(transform){
      return (
        (transform.originalValue == transform.targetValue) ||
        (
          transform.unit != 'color' &&
          (isNaN(transform.originalValue) || isNaN(transform.targetValue))
        )
      );
    });
  },
  update: function(position) {
    var style = { }, transform, i = this.transforms.length;
    while(i--)
      style[(transform = this.transforms[i]).style] =
        transform.unit=='color' ? '#'+
          (Math.round(transform.originalValue[0]+
            (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
          (Math.round(transform.originalValue[1]+
            (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
          (Math.round(transform.originalValue[2]+
            (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
        (transform.originalValue +
          (transform.targetValue - transform.originalValue) * position).toFixed(3) +
            (transform.unit === null ? '' : transform.unit);
    this.element.setStyle(style, true);
  }
});

Effect.Transform = Class.create({
  initialize: function(tracks){
    this.tracks  = [];
    this.options = arguments[1] || { };
    this.addTracks(tracks);
  },
  addTracks: function(tracks){
    tracks.each(function(track){
      track = $H(track);
      var data = track.values().first();
      this.tracks.push($H({
        ids:     track.keys().first(),
        effect:  Effect.Morph,
        options: { style: data }
      }));
    }.bind(this));
    return this;
  },
  play: function(){
    return new Effect.Parallel(
      this.tracks.map(function(track){
        var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
        var elements = [$(ids) || $$(ids)].flatten();
        return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
      }).flatten(),
      this.options
    );
  }
});

Element.CSS_PROPERTIES = $w(
  'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' +
  'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
  'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
  'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
  'fontSize fontWeight height left letterSpacing lineHeight ' +
  'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
  'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
  'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
  'right textIndent top width wordSpacing zIndex');

Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;

String.__parseStyleElement = document.createElement('div');
String.prototype.parseStyle = function(){
  var style, styleRules = $H();
  if (Prototype.Browser.WebKit)
    style = new Element('div',{style:this}).style;
  else {
    String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
    style = String.__parseStyleElement.childNodes[0].style;
  }

  Element.CSS_PROPERTIES.each(function(property){
    if (style[property]) styleRules.set(property, style[property]);
  });

  if (Prototype.Browser.IE && this.include('opacity'))
    styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);

  return styleRules;
};

if (document.defaultView && document.defaultView.getComputedStyle) {
  Element.getStyles = function(element) {
    var css = document.defaultView.getComputedStyle($(element), null);
    return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
      styles[property] = css[property];
      return styles;
    });
  };
} else {
  Element.getStyles = function(element) {
    element = $(element);
    var css = element.currentStyle, styles;
    styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) {

share/static/alice.js  view on Meta::CPAN

      Position.within(drop.element, point[0], point[1]) );
  },

  deactivate: function(drop) {
    if(drop.hoverclass)
      Element.removeClassName(drop.element, drop.hoverclass);
    this.last_active = null;
  },

  activate: function(drop) {
    if(drop.hoverclass)
      Element.addClassName(drop.element, drop.hoverclass);
    this.last_active = drop;
  },

  show: function(point, element) {
    if(!this.drops.length) return;
    var drop, affected = [];

    this.drops.each( function(drop) {
      if(Droppables.isAffected(point, element, drop))
        affected.push(drop);
    });

    if(affected.length>0)
      drop = Droppables.findDeepestChild(affected);

    if(this.last_active && this.last_active != drop) this.deactivate(this.last_active);
    if (drop) {
      Position.within(drop.element, point[0], point[1]);
      if(drop.onHover)
        drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element));

      if (drop != this.last_active) Droppables.activate(drop);
    }
  },

  fire: function(event, element) {
    if(!this.last_active) return;
    Position.prepare();

    if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active))
      if (this.last_active.onDrop) {
        this.last_active.onDrop(element, this.last_active.element, event);
        return true;
      }
  },

  reset: function() {
    if(this.last_active)
      this.deactivate(this.last_active);
  }
};

var Draggables = {
  drags: [],
  observers: [],

  register: function(draggable) {
    if(this.drags.length == 0) {
      this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
      this.eventMouseMove = this.updateDrag.bindAsEventListener(this);
      this.eventKeypress  = this.keyPress.bindAsEventListener(this);

      Event.observe(document, "mouseup", this.eventMouseUp);
      Event.observe(document, "mousemove", this.eventMouseMove);
      Event.observe(document, "keypress", this.eventKeypress);
    }
    this.drags.push(draggable);
  },

  unregister: function(draggable) {
    this.drags = this.drags.reject(function(d) { return d==draggable });
    if(this.drags.length == 0) {
      Event.stopObserving(document, "mouseup", this.eventMouseUp);
      Event.stopObserving(document, "mousemove", this.eventMouseMove);
      Event.stopObserving(document, "keypress", this.eventKeypress);
    }
  },

  activate: function(draggable) {
    if(draggable.options.delay) {
      this._timeout = setTimeout(function() {
        Draggables._timeout = null;
        window.focus();
        Draggables.activeDraggable = draggable;
      }.bind(this), draggable.options.delay);
    } else {
      window.focus(); // allows keypress events if window isn't currently focused, fails for Safari
      this.activeDraggable = draggable;
    }
  },

  deactivate: function() {
    this.activeDraggable = null;
  },

  updateDrag: function(event) {
    if(!this.activeDraggable) return;
    var pointer = [Event.pointerX(event), Event.pointerY(event)];
    if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return;
    this._lastPointer = pointer;

    this.activeDraggable.updateDrag(event, pointer);
  },

  endDrag: function(event) {
    if(this._timeout) {
      clearTimeout(this._timeout);
      this._timeout = null;
    }
    if(!this.activeDraggable) return;
    this._lastPointer = null;
    this.activeDraggable.endDrag(event);
    this.activeDraggable = null;
  },

  keyPress: function(event) {
    if(this.activeDraggable)
      this.activeDraggable.keyPress(event);
  },

  addObserver: function(observer) {
    this.observers.push(observer);
    this._cacheObserverCallbacks();
  },

  removeObserver: function(element) {  // element instead of observer fixes mem leaks
    this.observers = this.observers.reject( function(o) { return o.element==element });
    this._cacheObserverCallbacks();
  },

  notify: function(eventName, draggable, event) {  // 'onStart', 'onEnd', 'onDrag'
    if(this[eventName+'Count'] > 0)
      this.observers.each( function(o) {
        if(o[eventName]) o[eventName](eventName, draggable, event);
      });
    if(draggable.options[eventName]) draggable.options[eventName](draggable, event);
  },

  _cacheObserverCallbacks: function() {
    ['onStart','onEnd','onDrag'].each( function(eventName) {
      Draggables[eventName+'Count'] = Draggables.observers.select(
        function(o) { return o[eventName]; }
      ).length;
    });
  }

share/static/alice.js  view on Meta::CPAN

/*--------------------------------------------------------------------------*/

var Draggable = Class.create({
  initialize: function(element) {
    var defaults = {
      handle: false,
      reverteffect: function(element, top_offset, left_offset) {
        var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02;
        new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
          queue: {scope:'_draggable', position:'end'}
        });
      },
      endeffect: function(element) {
        var toOpacity = Object.isNumber(element._opacity) ? element._opacity : 1.0;
        new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity,
          queue: {scope:'_draggable', position:'end'},
          afterFinish: function(){
            Draggable._dragging[element] = false
          }
        });
      },
      zindex: 1000,
      revert: false,
      quiet: false,
      scroll: false,
      scrollSensitivity: 20,
      scrollSpeed: 15,
      snap: false,  // false, or xy or [x,y] or function(x,y){ return [x,y] }
      delay: 0
    };

    if(!arguments[1] || Object.isUndefined(arguments[1].endeffect))
      Object.extend(defaults, {
        starteffect: function(element) {
          element._opacity = Element.getOpacity(element);
          Draggable._dragging[element] = true;
          new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7});
        }
      });

    var options = Object.extend(defaults, arguments[1] || { });

    this.element = $(element);

    if(options.handle && Object.isString(options.handle))
      this.handle = this.element.down('.'+options.handle, 0);

    if(!this.handle) this.handle = $(options.handle);
    if(!this.handle) this.handle = this.element;

    if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) {
      options.scroll = $(options.scroll);
      this._isScrollChild = Element.childOf(this.element, options.scroll);
    }

    Element.makePositioned(this.element); // fix IE

    this.options  = options;
    this.dragging = false;

    this.eventMouseDown = this.initDrag.bindAsEventListener(this);
    Event.observe(this.handle, "mousedown", this.eventMouseDown);

    Draggables.register(this);
  },

  destroy: function() {
    Event.stopObserving(this.handle, "mousedown", this.eventMouseDown);
    Draggables.unregister(this);
  },

  currentDelta: function() {
    return([
      parseInt(Element.getStyle(this.element,'left') || '0'),
      parseInt(Element.getStyle(this.element,'top') || '0')]);
  },

  initDrag: function(event) {
    if(!Object.isUndefined(Draggable._dragging[this.element]) &&
      Draggable._dragging[this.element]) return;
    if(Event.isLeftClick(event)) {
      var src = Event.element(event);
      if((tag_name = src.tagName.toUpperCase()) && (
        tag_name=='INPUT' ||
        tag_name=='SELECT' ||
        tag_name=='OPTION' ||
        tag_name=='BUTTON' ||
        tag_name=='TEXTAREA')) return;

      var pointer = [Event.pointerX(event), Event.pointerY(event)];
      var pos     = this.element.cumulativeOffset();
      this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) });

      Draggables.activate(this);
      Event.stop(event);
    }
  },

  startDrag: function(event) {
    this.dragging = true;
    if(!this.delta)
      this.delta = this.currentDelta();

    if(this.options.zindex) {
      this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0);
      this.element.style.zIndex = this.options.zindex;
    }

    if(this.options.ghosting) {
      this._clone = this.element.cloneNode(true);
      this._originallyAbsolute = (this.element.getStyle('position') == 'absolute');
      if (!this._originallyAbsolute)
        Position.absolutize(this.element);
      this.element.parentNode.insertBefore(this._clone, this.element);
    }

    if(this.options.scroll) {
      if (this.options.scroll == window) {
        var where = this._getWindowScroll(this.options.scroll);
        this.originalScrollLeft = where.left;
        this.originalScrollTop = where.top;

share/static/alice.js  view on Meta::CPAN

    var dropped = false;
    if(success) {
      dropped = Droppables.fire(event, this.element);
      if (!dropped) dropped = false;
    }
    if(dropped && this.options.onDropped) this.options.onDropped(this.element);
    Draggables.notify('onEnd', this, event);

    var revert = this.options.revert;
    if(revert && Object.isFunction(revert)) revert = revert(this.element);

    var d = this.currentDelta();
    if(revert && this.options.reverteffect) {
      if (dropped == 0 || revert != 'failure')
        this.options.reverteffect(this.element,
          d[1]-this.delta[1], d[0]-this.delta[0]);
    } else {
      this.delta = d;
    }

    if(this.options.zindex)
      this.element.style.zIndex = this.originalZ;

    if(this.options.endeffect)
      this.options.endeffect(this.element);

    Draggables.deactivate(this);
    Droppables.reset();
  },

  keyPress: function(event) {
    if(event.keyCode!=Event.KEY_ESC) return;
    this.finishDrag(event, false);
    Event.stop(event);
  },

  endDrag: function(event) {
    if(!this.dragging) return;
    this.stopScrolling();
    this.finishDrag(event, true);
    Event.stop(event);
  },

  draw: function(point) {
    var pos = this.element.cumulativeOffset();
    if(this.options.ghosting) {
      var r   = Position.realOffset(this.element);
      pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY;
    }

    var d = this.currentDelta();
    pos[0] -= d[0]; pos[1] -= d[1];

    if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) {
      pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft;
      pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop;
    }

    var p = [0,1].map(function(i){
      return (point[i]-pos[i]-this.offset[i])
    }.bind(this));

    if(this.options.snap) {
      if(Object.isFunction(this.options.snap)) {
        p = this.options.snap(p[0],p[1],this);
      } else {
      if(Object.isArray(this.options.snap)) {
        p = p.map( function(v, i) {
          return (v/this.options.snap[i]).round()*this.options.snap[i] }.bind(this));
      } else {
        p = p.map( function(v) {
          return (v/this.options.snap).round()*this.options.snap }.bind(this));
      }
    }}

    var style = this.element.style;
    if((!this.options.constraint) || (this.options.constraint=='horizontal'))
      style.left = p[0] + "px";
    if((!this.options.constraint) || (this.options.constraint=='vertical'))
      style.top  = p[1] + "px";

    if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering
  },

  stopScrolling: function() {
    if(this.scrollInterval) {
      clearInterval(this.scrollInterval);
      this.scrollInterval = null;
      Draggables._lastScrollPointer = null;
    }
  },

  startScrolling: function(speed) {
    if(!(speed[0] || speed[1])) return;
    this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed];
    this.lastScrolled = new Date();
    this.scrollInterval = setInterval(this.scroll.bind(this), 10);
  },

  scroll: function() {
    var current = new Date();
    var delta = current - this.lastScrolled;
    this.lastScrolled = current;
    if(this.options.scroll == window) {
      with (this._getWindowScroll(this.options.scroll)) {
        if (this.scrollSpeed[0] || this.scrollSpeed[1]) {
          var d = delta / 1000;
          this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] );
        }
      }
    } else {
      this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000;
      this.options.scroll.scrollTop  += this.scrollSpeed[1] * delta / 1000;
    }

    Position.prepare();
    Droppables.show(Draggables._lastPointer, this.element);
    Draggables.notify('onDrag', this);
    if (this._isScrollChild) {
      Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer);
      Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000;
      Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000;
      if (Draggables._lastScrollPointer[0] < 0)
        Draggables._lastScrollPointer[0] = 0;
      if (Draggables._lastScrollPointer[1] < 0)
        Draggables._lastScrollPointer[1] = 0;
      this.draw(Draggables._lastScrollPointer);
    }

    if(this.options.change) this.options.change(this);
  },

  _getWindowScroll: function(w) {
    var T, L, W, H;
    with (w.document) {
      if (w.document.documentElement && documentElement.scrollTop) {
        T = documentElement.scrollTop;
        L = documentElement.scrollLeft;
      } else if (w.document.body) {
        T = body.scrollTop;
        L = body.scrollLeft;
      }
      if (w.innerWidth) {
        W = w.innerWidth;
        H = w.innerHeight;
      } else if (w.document.documentElement && documentElement.clientWidth) {
        W = documentElement.clientWidth;
        H = documentElement.clientHeight;
      } else {
        W = body.offsetWidth;
        H = body.offsetHeight;
      }
    }
    return { top: T, left: L, width: W, height: H };
  }
});

share/static/alice.js  view on Meta::CPAN

					modifiers.ctrl.wanted = true;

				} else if(k == 'shift') {
					kp++;
					modifiers.shift.wanted = true;

				} else if(k == 'alt') {
					kp++;
					modifiers.alt.wanted = true;
				} else if(k == 'meta') {
					kp++;
					modifiers.meta.wanted = true;
				} else if(k.length > 1) { //If it is a special key
					if(special_keys[k] == code) kp++;

				} else if(opt['keycode']) {
					if(opt['keycode'] == code) kp++;

				} else { //The special keys did not match
					if(character == k) kp++;
					else {
						if(shift_nums[character] && e.shiftKey) { //Stupid Shift key bug created by using lowercase
							character = shift_nums[character];
							if(character == k) kp++;
						}
					}
				}
			}

			if(kp == keys.length &&
						modifiers.ctrl.pressed == modifiers.ctrl.wanted &&
						modifiers.shift.pressed == modifiers.shift.wanted &&
						modifiers.alt.pressed == modifiers.alt.wanted &&
						modifiers.meta.pressed == modifiers.meta.wanted) {
				callback(e);

				if(!opt['propagate']) { //Stop the event
					e.cancelBubble = true;
					e.returnValue = false;

					if (e.stopPropagation) {
						e.stopPropagation();
						e.preventDefault();
					}
					return false;
				}
			}
		}
		this.all_shortcuts[shortcut_combination] = {
			'callback':func,
			'target':ele,
			'event': opt['type']
		};
		if(ele.addEventListener) ele.addEventListener(opt['type'], func, false);
		else if(ele.attachEvent) ele.attachEvent('on'+opt['type'], func);
		else ele['on'+opt['type']] = func;
	},

	'remove':function(shortcut_combination) {
		shortcut_combination = shortcut_combination.toLowerCase();
		var binding = this.all_shortcuts[shortcut_combination];
		delete(this.all_shortcuts[shortcut_combination])
		if(!binding) return;
		var type = binding['event'];
		var ele = binding['target'];
		var callback = binding['callback'];

		if(ele.detachEvent) ele.detachEvent('on'+type, callback);
		else if(ele.removeEventListener) ele.removeEventListener(type, callback, false);
		else ele['on'+type] = false;
	}
};

function str_repeat(i, m) {
	for (var o = []; m > 0; o[--m] = i);
	return o.join('');
}

function sprintf() {
	var i = 0, a, f = arguments[i++], o = [], m, p, c, x, s = '';
	while (f) {
		if (m = /^[^\x25]+/.exec(f)) {
			o.push(m[0]);
		}
		else if (m = /^\x25{2}/.exec(f)) {
			o.push('%');
		}
		else if (m = /^\x25(?:(\d+)\$)?(\+)?(0|'[^$])?(-)?(\d+)?(?:\.(\d+))?([b-fosuxX])/.exec(f)) {
			if (((a = arguments[m[1] || i++]) == null) || (a == undefined)) {
				throw('Too few arguments.');
			}
			if (/[^s]/.test(m[7]) && (typeof(a) != 'number')) {
				throw('Expecting number but found ' + typeof(a));
			}
			switch (m[7]) {
				case 'b': a = a.toString(2); break;
				case 'c': a = String.fromCharCode(a); break;
				case 'd': a = parseInt(a); break;
				case 'e': a = m[6] ? a.toExponential(m[6]) : a.toExponential(); break;
				case 'f': a = m[6] ? parseFloat(a).toFixed(m[6]) : parseFloat(a); break;
				case 'o': a = a.toString(8); break;
				case 's': a = ((a = String(a)) && m[6] ? a.substring(0, m[6]) : a); break;
				case 'u': a = Math.abs(a); break;
				case 'x': a = a.toString(16); break;
				case 'X': a = a.toString(16).toUpperCase(); break;
			}
			a = (/[def]/.test(m[7]) && m[2] && a >= 0 ? '+'+ a : a);
			c = m[3] ? m[3] == '0' ? '0' : m[3].charAt(1) : ' ';
			x = m[5] - String(a).length - s.length;
			p = m[5] ? str_repeat(c, x) : '';
			o.push(s + (m[4] ? a + p : p + a));
		}
		else {
			throw('Huh ?!');
		}
		f = f.substring(m[0].length);
	}
	return o.join('');
}
/*  WysiHat - WYSIWYG JavaScript framework, version 0.2.1
 *  (c) 2008-2010 Joshua Peek
 *
 *  WysiHat is freely distributable under the terms of an MIT-style license.
 *--------------------------------------------------------------------------*/


share/static/alice.js  view on Meta::CPAN

      getRangeAt: function(index) {
        var textRange = this._document.selection.createRange();
        if (this._selectionExists(textRange))
          return Range._fromTextRange(textRange, this._document);
        return null;
      },
      toString: function() {
        return this._document.selection.createRange().text;
      }
    };

    return Selection;
  })();

  window.getSelection = (function() {
    var selection = new Selection(document);
    return function() { return selection; };
  })();
}

Object.extend(Range.prototype, (function() {
  function beforeRange(range) {
    if (!range || !range.compareBoundaryPoints) return false;
    return (this.compareBoundaryPoints(this.START_TO_START, range) == -1 &&
      this.compareBoundaryPoints(this.START_TO_END, range) == -1 &&
      this.compareBoundaryPoints(this.END_TO_END, range) == -1 &&
      this.compareBoundaryPoints(this.END_TO_START, range) == -1);
  }

  function afterRange(range) {
    if (!range || !range.compareBoundaryPoints) return false;
    return (this.compareBoundaryPoints(this.START_TO_START, range) == 1 &&
      this.compareBoundaryPoints(this.START_TO_END, range) == 1 &&
      this.compareBoundaryPoints(this.END_TO_END, range) == 1 &&
      this.compareBoundaryPoints(this.END_TO_START, range) == 1);
  }

  function betweenRange(range) {
    if (!range || !range.compareBoundaryPoints) return false;
    return !(this.beforeRange(range) || this.afterRange(range));
  }

  function equalRange(range) {
    if (!range || !range.compareBoundaryPoints) return false;
    return (this.compareBoundaryPoints(this.START_TO_START, range) == 0 &&
      this.compareBoundaryPoints(this.START_TO_END, range) == 1 &&
      this.compareBoundaryPoints(this.END_TO_END, range) == 0 &&
      this.compareBoundaryPoints(this.END_TO_START, range) == -1);
  }

  function getNode() {
    var parent = this.commonAncestorContainer;

    while (parent.nodeType == Node.TEXT_NODE)
      parent = parent.parentNode;

    var child = parent.childElements().detect(function(child) {
      var range = document.createRange();
      range.selectNodeContents(child);
      return this.betweenRange(range);
    }.bind(this));

    return $(child || parent);
  }

  return {
    beforeRange:  beforeRange,
    afterRange:   afterRange,
    betweenRange: betweenRange,
    equalRange:   equalRange,
    getNode:      getNode
  };
})());

if (Prototype.Browser.IE) {
  Object.extend(Selection.prototype, (function() {
    function getNode() {
      var range = this._document.selection.createRange();
      return $(range.parentElement());
    }

    function selectNode(element) {
      var range = this._document.body.createTextRange();
      range.moveToElementText(element);
      range.select();
    }

    return {
      getNode:    getNode,
      selectNode: selectNode
    }
  })());
} else {
  if (typeof Selection == 'undefined') {
    var Selection = {}
    Selection.prototype = window.getSelection().__proto__;
  }

  Object.extend(Selection.prototype, (function() {
    function getNode() {
      if (this.rangeCount > 0)
        return this.getRangeAt(0).getNode();
      else
        return null;
    }

    function selectNode(element) {
      var range = document.createRange();
      range.selectNode(element);
      this.removeAllRanges();
      this.addRange(range);
    }

    return {
      getNode:    getNode,
      selectNode: selectNode
    }
  })());
}
document.on("dom:loaded", function() {
  function fieldChangeHandler(event, element) {

share/static/alice.js  view on Meta::CPAN

    } else if (this.unorderedListSelected()) {
      selection.selectNode(node.up("ul"));
    }

    this.execCommand('insertorderedlist', false, null);
  }

  function insertOrderedList() {
    this.toggleOrderedList();
  }

  function orderedListSelected() {
    var element = window.getSelection().getNode();
    if (element) return element.match('*[contenteditable=""] ol, *[contenteditable=true] ol, *[contenteditable=""] ol *, *[contenteditable=true] ol *');
    return false;
  }

  function toggleUnorderedList() {
    var selection, node;

    selection = window.getSelection();
    node      = selection.getNode();

    if (this.unorderedListSelected() && !node.match("ul li:last-child, ul li:last-child *")) {
      selection.selectNode(node.up("ul"));
    } else if (this.orderedListSelected()) {
      selection.selectNode(node.up("ol"));
    }

    this.execCommand('insertunorderedlist', false, null);
  }

  function insertUnorderedList() {
    this.toggleUnorderedList();
  }

  function unorderedListSelected() {
    var element = window.getSelection().getNode();
    if (element) return element.match('*[contenteditable=""] ul, *[contenteditable=true] ul, *[contenteditable=""] ul *, *[contenteditable=true] ul *');
    return false;
  }

  function insertImage(url) {
    this.execCommand('insertImage', false, url);
  }

  function insertHTML(html) {
    if (Prototype.Browser.IE) {
      var range = window.document.selection.createRange();
      range.pasteHTML(html);
      range.collapse(false);
      range.select();
    } else {
      this.execCommand('insertHTML', false, html);
    }
  }

  function execCommand(command, ui, value) {
    var handler = this.commands.get(command);
    if (handler) {
      handler.bind(this)(value);
    } else {
      try {
        window.document.execCommand(command, ui, value);
      } catch(e) { return null; }
    }

    document.activeElement.fire("field:change");
  }

  function queryCommandState(state) {
    var handler = this.queryCommands.get(state);
    if (handler) {
      return handler.bind(this)();
    } else {
      try {
        return window.document.queryCommandState(state);
      } catch(e) { return null; }
    }
  }

  function getSelectedStyles() {
    var styles = $H({});
    var editor = this;
    editor.styleSelectors.each(function(style){
      var node = editor.selection.getNode();
      styles.set(style.first(), Element.getStyle(node, style.last()));
    });
    return styles;
  }

  return {
     boldSelection:            boldSelection,
     boldSelected:             boldSelected,
     underlineSelection:       underlineSelection,
     underlineSelected:        underlineSelected,
     italicSelection:          italicSelection,
     italicSelected:           italicSelected,
     strikethroughSelection:   strikethroughSelection,
     indentSelection:          indentSelection,
     outdentSelection:         outdentSelection,
     toggleIndentation:        toggleIndentation,
     indentSelected:           indentSelected,
     fontSelection:            fontSelection,
     fontSizeSelection:        fontSizeSelection,
     colorSelection:           colorSelection,
     backgroundColorSelection: backgroundColorSelection,
     alignSelection:           alignSelection,
     alignSelected:            alignSelected,
     linkSelection:            linkSelection,
     unlinkSelection:          unlinkSelection,
     linkSelected:             linkSelected,
     formatblockSelection:     formatblockSelection,
     toggleOrderedList:        toggleOrderedList,
     insertOrderedList:        insertOrderedList,
     orderedListSelected:      orderedListSelected,
     toggleUnorderedList:      toggleUnorderedList,
     insertUnorderedList:      insertUnorderedList,
     unorderedListSelected:    unorderedListSelected,
     insertImage:              insertImage,
     insertHTML:               insertHTML,
     execCommand:              execCommand,
     queryCommandState:        queryCommandState,
     getSelectedStyles:        getSelectedStyles,

    commands: $H({}),

    queryCommands: $H({
      link:          linkSelected,
      orderedlist:   orderedListSelected,
      unorderedlist: unorderedListSelected
    }),

    styleSelectors: $H({

share/static/alice.js  view on Meta::CPAN


      function accumulate(node) {
        if (mode != EXPECTING_LIST_ITEM) {
          if (!line) line = lineContainer = createLine();
          previousAccumulation = node;
          lineContainer.appendChild(node);
        }
      }

      function getPreviouslyAccumulatedTagName() {
        if (previousAccumulation && previousAccumulation.nodeType == Node.ELEMENT_NODE) {
          return previousAccumulation.tagName.toLowerCase();
        }
      }

      function flush() {
        if (line && line.childNodes.length) {
          container.appendChild(line);
          line = lineContainer = null;
        }
      }

      function createLine() {
        if (mode == ACCUMULATING_LINE) {
          return new Element("div");
        } else if (mode == ACCUMULATING_LIST_ITEM) {
          return new Element("li");
        }
      }

      function insertList(tagName) {
        var list = new Element(tagName);
        result.appendChild(list);
        return list;
      }

      result = container = new Element("div");
      walk(element.childNodes);
      flush();
      return result.innerHTML;
    }
  };
})();


WysiHat.Toolbar = Class.create((function() {
  function initialize(editor) {
    this.editor = editor;
    this.element = this.createToolbarElement();
  }

  function createToolbarElement() {
    var toolbar = new Element('div', { 'class': 'editor_toolbar' });
    this.editor.insert({before: toolbar});
    return toolbar;
  }

  function addButtonSet(set) {
    $A(set).each(function(button){
      this.addButton(button);
    }.bind(this));
  }

  function addButton(options, handler) {
    options = $H(options);

    if (!options.get('name'))
      options.set('name', options.get('label').toLowerCase());
    var name = options.get('name');

    var button = this.createButtonElement(this.element, options);

    var handler = this.buttonHandler(name, options);
    this.observeButtonClick(button, handler);

    var handler = this.buttonStateHandler(name, options);
    this.observeStateChanges(button, name, handler);
  }

  function createButtonElement(toolbar, options) {
    var button = new Element('a', {
      'class': 'button', 'href': '#'
    });
    button.update('<span>' + options.get('label') + '</span>');
    button.addClassName(options.get('name'));

    toolbar.appendChild(button);

    return button;
  }

  function buttonHandler(name, options) {
    if (options.handler)
      return options.handler;
    else if (options.get('handler'))
      return options.get('handler');
    else
      return function(editor) { editor.execCommand(name); };
  }

  function observeButtonClick(element, handler) {
    element.on('click', function(event) {
      handler(this.editor);
      event.stop();
    }.bind(this));
  }

  function buttonStateHandler(name, options) {
    if (options.query)
      return options.query;
    else if (options.get('query'))
      return options.get('query');
    else
      return function(editor) { return editor.queryCommandState(name); };
  }

  function observeStateChanges(element, name, handler) {
    var previousState;
    this.editor.on("selection:change", function(event) {
      var state = handler(this.editor);
      if (state != previousState) {
        previousState = state;
        this.updateButtonState(element, name, state);
      }
    }.bind(this));
  }

  function updateButtonState(element, name, state) {
    if (state)
      element.addClassName('selected');
    else
      element.removeClassName('selected');
  }

  return {
    initialize:           initialize,
    createToolbarElement: createToolbarElement,
    addButtonSet:         addButtonSet,
    addButton:            addButton,
    createButtonElement:  createButtonElement,
    buttonHandler:        buttonHandler,
    observeButtonClick:   observeButtonClick,
    buttonStateHandler:   buttonStateHandler,
    observeStateChanges:  observeStateChanges,
    updateButtonState:    updateButtonState
  };
})());

WysiHat.Toolbar.ButtonSets = {};

WysiHat.Toolbar.ButtonSets.Basic = $A([
  { label: "Bold" },
  { label: "Underline" },
  { label: "Italic" }
]);

var Alice = { };

Object.extend(Alice, {
  uncacheGravatar: function(content) {
    if (!this.timestamp) {
      var date = new Date();
      this.timestamp = date.getTime();
    }
    return content.replace(
      /(src=".*?gravatar.com\/avatar\/[^?]*\?)/gi,
      "$1time=" + this.timestamp + "&"
    );
  },

  epochToLocal: function(epoch, format) {
    var date = new Date(parseInt(epoch) * 1000);
    if (!date) return epoch;

    var hours = date.getHours();

    if (format == "12") {
      var ap;
      if (hours > 12) {
        hours -= 12;
        ap = "p";
      } else {
        ap = "a"
      }
      return sprintf("%d:%02d%s", hours, date.getMinutes(), ap);

share/static/alice.js  view on Meta::CPAN

    submit: function(form) {
      $$('#servers .channelselect').each(function(select) {
        $A(select.options).each(function(option) {
          option.selected = true;
        });
      });

      new Ajax.Request('/save', {
        method: 'get',
        parameters: form.serialize(),
        onSuccess: function(){Alice.connections.remove()}
      });

      return false;
    },

    remove: function() {
      alice.windows().each(function(win) {
        win.input.disabled = false;
      });
      $('servers').remove();
    },

    serverConnection: function(alias, action) {
      new Ajax.Request('/say', {
        method: 'get',
        parameters: {
          msg: '/' + action + ' ' + alias,
          source: alice.activeWindow().id
        }
      });

      return false;
    }
  }
});


Element.addMethods({
  redraw: function(element){
    element = $(element);
    var n = document.createTextNode(' ');
    element.appendChild(n);
    (function(){n.parentNode.removeChild(n)}).defer();
    return element;
  }
});
Alice.Application = Class.create({
  initialize: function() {
    this.isFocused = true;
    this.window_map = new Hash();
    this.previousFocus = 0;
    this.connection = new Alice.Connection(this);
    this.filters = [];
    this.keyboard = new Alice.Keyboard(this);

    this.isPhone = window.navigator.platform.match(/(android|iphone)/i) ? 1 : 0;
    this.isMobile = this.isPhone || Prototype.Browser.MobileSafari;

    window.onload = function () {
      setTimeout(this.connection.connect.bind(this.connection), 1000);
    }.bind(this);

    this.makeSortable();
  },

  actionHandlers: {
    join: function (action) {
      var win = this.getWindow(action['window'].id);
      if (!win) {
        this.insertWindow(action['window'].id, action.html);
        win = new Alice.Window(this, action['window'].id, action['window'].title, false, action['window'].hashtag);
        this.addWindow(win);
      } else {
        win.enable();
      }
      win.nicks = action.nicks;
    },
    part: function (action) {
      this.closeWindow(action['window'].id);
    },
    nicks: function (action) {
      var win = this.getWindow(action['window'].id);
      if (win) win.nicks = action.nicks;
    },
    alert: function (action) {
      this.activeWindow().showAlert(action['body']);
    },
    clear: function (action) {
      var win = this.getWindow(action['window'].id);
      if (win) {
        win.messages.down("ul").update("");
        win.lastNick = "";
      }
    },
    connect: function (action) {
      action.windows.each(function (win_info) {
        var win = this.getWindow(win_info.id);
        if (win) {
          win.enable();
        }
      }.bind(this));
      if ($('servers')) {
        Alice.connections.connectServer(action.session);
      }
    },
    disconnect: function (action) {
      action.windows.each(function (win_info) {
        var win = this.getWindow(win_info.id);
        if (win) {
          win.disable();
        }
      }.bind(this));
      if ($('servers')) {
        Alice.connections.disconnectServer(action.session);
      }
    },
    focus: function (action) {
      if (!action.window_number) return;
      if (action.window_number == "next") {
        this.nextWindow();
      }
      else if (action.window_number.match(/^prev/)) {
        this.previousWindow();
      }
      else if (action.window_number.match(/^\d+$/)) {
        var tab = $('tabs').down('li', action.window_number);
        if (tab) {
          var window_id = tab.id.replace('_tab','');
          this.getWindow(window_id).focus();
        }
      }
    }
  },

  toggleHelp: function() {
    var help = $('help');
    help.visible() ? help.hide() : help.show();
  },

  toggleConfig: function(e) {
    this.connection.getConfig(function (transport) {
      alice.activeWindow().input.disabled = true;
      $('container').insert(transport.responseText);
    }.bind(this));

    e.stop();
  },

  togglePrefs: function(e) {
    this.connection.getPrefs(function (transport) {
      alice.activeWindow().input.disabled = true;
      $('container').insert(transport.responseText);
    }.bind(this));

    e.stop();
  },

  toggleLogs: function(e) {
    if (this.logWindow && !this.logWindow.closed && this.logWindow.focus) {
      this.logWindow.focus();
    } else {
      this.logWindow = window.open(null, "logs", "resizable=no,scrollbars=no,statusbar=no, toolbar=no,location=no,width=500,height=480");
      this.connection.getLog(function (transport) {
        this.logWindow.document.write(transport.responseText);
      }.bind(this));
    }

    e.stop();
  },

  windows: function () {
    return this.window_map.values();
  },

  nth_window: function(n) {
    var tab = $('tabs').down('li', n);
    if (tab) {
      var m = tab.id.match(/([^_]+)_tab/);
      if (m) {
        return this.window_map.get(m[1]);
      }
    }
  },

  openWindow: function(element, title, active, hashtag) {
    var win = new Alice.Window(this, element, title, active, hashtag);
    this.addWindow(win);
    if (active) {
      win.focus();
    }
    return win;
  },

  addWindow: function(win) {
    this.window_map.set(win.id, win);
    if (window.fluid)
      window.fluid.addDockMenuItem(win.title, win.focus.bind(win));
  },

  removeWindow: function(win) {
    if (win.active) this.focusLast();
    if (window.fluid)
      window.fluid.removeDockMenuItem(win.title);
    if (win.id == this.previousFocus.id) {
      this.previousFocus = 0;
    }
    this.window_map.unset(win.id);
    this.connection.closeWindow(win);
    win = null;
  },

  getWindow: function(windowId) {
    return this.window_map.get(windowId);
  },

  activeWindow: function() {
    var windows = this.windows();
    for (var i=0; i < windows.length; i++) {
      if (windows[i].active) return windows[i];
    }
    if (windows[0]) return windows[0];
  },

  addFilters: function(list) {
    this.filters = this.filters.concat(list);
  },

  applyFilters: function(content) {
    return this.filters.inject(content, function(value, filter) {
      return filter(value);
    });
  },

  nextWindow: function() {
    var active = this.activeWindow();

    var nextTab = active.tab.next();
    if (!nextTab)
      nextTab = $$('ul#tabs li').first();
    if (!nextTab) return;

    var id = nextTab.id.replace('_tab','');
    if (id != active.id) {
      this.getWindow(id).focus();
    }
  },

  focusLast: function() {
    if (this.previousFocus && this.previousFocus.id != this.activeWindow().id)
      this.previousFocus.focus();
    else
      this.previousWindow();
  },

  previousWindow: function() {
    var active = this.activeWindow();

share/static/alice.js  view on Meta::CPAN

    $('tab_overflow_button').removeClassName('unread');
  },

  updateChannelSelect: function() {
    var windows = this.windows();
    for (var i=0; i < windows.length; i++) {
      var win = windows[i];
      if ((win.tab.hasClassName('unread') || win.tab.hasClassName('highlight')) && win.isTabWrapped()) {
        this.highlightChannelSelect();
        return;
      }
    }
    this.unHighlightChannelSelect();
  },

  handleAction: function(action) {
    if (this.actionHandlers[action.event]) {
      this.actionHandlers[action.event].call(this,action);
    }
  },

  displayMessage: function(message) {
    var win = this.getWindow(message['window'].id);
    if (win) {
      win.addMessage(message);
    } else {
      this.connection.requestWindow(
        message['window'].title, message['window'].id, message
      );
    }
  },

  focusHash: function(hash) {
    if (!hash) hash = window.location.hash;
    if (hash) {
      hash = decodeURIComponent(hash);
      hash = hash.replace(/^#/, "");
      var windows = this.windows();
      for (var i = 0; i < windows.length; i++) {
        var win = windows[i];
        if (win.hashtag == hash) {
          if (win && !win.active) win.focus();
          return;
        }
      }
    }
  },

  makeSortable: function() {
    Sortable.create('tabs', {
      overlap: 'horizontal',
      constraint: 'horizontal',
      format: /(.+)/,
      onUpdate: function (res) {
        var tabs = res.childElements();
        var order = tabs.collect(function(t){
          var m = t.id.match(/([^_]+)_tab/);
          if (m) return m[1]
        });
        if (order.length) this.connection.sendTabOrder(order);
      }.bind(this)
    });
  },

  addMissed: function() {
    if (!window.fluid) return;
    window.fluid.dockBadge ? window.fluid.dockBadge++ :
                             window.fluid.dockBadge = 1;
  },

  clearMissed: function() {
    if (!window.fluid) return;
    window.fluid.dockBadge = "";
  }
});
Alice.Connection = Class.create({
  initialize: function(application) {
    this.application = application;
    this.len = 0;
    this.aborting = false;
    this.request = null;
    this.seperator = "--xalicex\n";
    this.msgid = 0;
    this.reconnect_count = 0;
    this.reconnecting = false;
  },

  closeConnection: function() {
    this.aborting = true;
    if (this.request && this.request.transport)
      this.request.transport.abort();
    this.aborting = false;
  },

  connect: function() {
    if (this.reconnect_count > 3) {
      this.aborting = true;
      this.application.activeWindow().showAlert("Alice server is not responding (<a href='javascript:alice.connection.reconnect()'>reconnect</a>)");
      return;
    }
    this.closeConnection();
    this.len = 0;
    this.reconnect_count++;
    var now = new Date();
    console.log("opening new connection starting at message " + this.msgid);
    this.request = new Ajax.Request('/stream', {
      method: 'get',
      parameters: {msgid: this.msgid, t: now.getTime() / 1000},
      onException: this.handleException.bind(this),
      onInteractive: this.handleUpdate.bind(this),
      onComplete: this.handleComplete.bind(this)
    });
  },

  reconnect: function () {
    this.reconnecting = true;
    this.reconnect_count = 0;
    this.connect();
  },

  handleException: function(request, exception) {
    console.log("encountered an error with stream.");
    if (!this.aborting)
      setTimeout(this.connect.bind(this), 2000);
  },

  handleComplete: function(transport) {
    console.log("connection was closed cleanly.");
    if (!this.aborting)
      setTimeout(this.connect.bind(this), 2000);
  },

  handleUpdate: function(transport) {
    if (this.reconnecting) {
      this.application.activeWindow().showHappyAlert("Reconnected to the Alice server");
      this.reconnecting = false;
    }
    this.reconnect_count = 0;
    var time = new Date();
    var data = transport.responseText.slice(this.len);
    var start, end;
    start = data.indexOf(this.seperator);
    if (start > -1) {
      start += this.seperator.length;
      end = data.indexOf(this.seperator, start);
      if (end == -1) return;
    }
    else return;
    this.len += (end + this.seperator.length) - start;
    data = data.slice(start, end);
    try {
      data = data.evalJSON();
      var queue = data.queue;
      var length = queue.length;
      for (var i=0; i<length; i++) {
        if (queue[i].type == "action")
          this.application.handleAction(queue[i]);
        else if (queue[i].type == "message") {
          if (queue[i].msgid) this.msgid = queue[i].msgid;
          if (queue[i].timestamp)
            queue[i].timestamp = Alice.epochToLocal(queue[i].timestamp);
          this.application.displayMessage(queue[i]);
        }
      }
    }
    catch (e) {
      console.log(e.toString());
    }

    var lag = time / 1000 -  data.time;
    if (lag > 5) {
      console.log("lag is " + Math.round(lag) + "s, reconnecting.");
      this.connect();
    }
  },

  requestWindow: function(title, windowId, message) {
    new Ajax.Request('/say', {
      method: 'post',
      parameters: {source: windowId, msg: "/create " + title},
      onSuccess: function (transport) {
        this.handleUpdate(transport);
        if (message) {
          setTimeout(function() {
            this.application.displayMessage(message)
          }.bind(this), 1000);
        }
      }.bind(this)
    });
  },

  closeWindow: function(win) {
    new Ajax.Request('/say', {
      method: 'post',
      parameters: {source: win.id, msg: "/close"}
    });
  },

  getConfig: function(callback) {
    new Ajax.Request('/config', {
      method: 'get',
      onSuccess: callback
    });
  },

  getPrefs: function(callback) {
    new Ajax.Request('/prefs', {
      method: 'get',
      onSuccess: callback
    });
  },

  getLog: function(callback) {
    new Ajax.Request('/logs', {
      method: 'get',
      onSuccess: callback
    });
  },

  sendMessage: function(form) {
    new Ajax.Request('/say', {
      method: 'post',
      parameters: form.serialize(),
      onException: function (request, exception) {
        alert("There was an error sending a message.");
      }
    });
  },

  sendTabOrder: function (windows) {
    new Ajax.Request('/tabs', {
      method: 'post',
      parameters: {tabs: windows}
    });
  },

  sendPing: function() {
    new Ajax.Request('/ping');
  }
});
Alice.Window = Class.create({
  initialize: function(application, element, title, active, hashtag) {
    this.application = application;

    this.element = $(element);
    this.title = title;
    this.hashtag = hashtag;
    this.id = this.element.identify();
    this.active = active;
    this.tab = $(this.id + "_tab");
    this.input = new Alice.Input(this, this.id + "_msg");
    this.tabButton = $(this.id + "_tab_button");
    this.tabOverflowButton = $(this.id + "_tab_overflow_button");
    this.form = $(this.id + "_form");

    this.topic = $(this.id + "_topic");

    if (this.topic) {
      var orig_height = this.topic.getStyle("height");
      this.topic.observe("click", function(e) {
        if (this.topic.getStyle("height") == orig_height) {
          this.topic.setStyle({height: "auto"});
        } else {
          this.topic.setStyle({height: orig_height});
        }
      }.bind(this));
    }

    this.messages = this.element.down('.message_wrap');
    this.submit = $(this.id + "_submit");
    this.nicksVisible = false;
    this.visibleNick = "";
    this.visibleNickTimeout = "";
    this.nicks = [];
    this.messageLimit = 250;

    this.submit.observe("click", function (e) {this.input.send(); e.stop()}.bind(this));

    this.tab.observe("mousedown", function(e) {
      if (!this.active) {this.focus(); this.focusing = true}
    }.bind(this));

    this.tab.observe("click", function(e) {this.focusing = false}.bind(this));

    this.tabButton.observe("click", function(e) {
      if (this.active && !this.focusing) this.close()}.bind(this));

    this.messages.observe("mouseover", this.showNick.bind(this));

    if (Prototype.Browser.Gecko) {
      this.resizeMessagearea();
      this.scrollToBottom();
    }

    else if (this.application.isMobile) {
      this.messageLimit = 50;
      this.messages.select("li").reverse().slice(50).invoke("remove");
    }

    if (this.active) this.scrollToBottom(true);
    this.makeTopicClickable();

    setTimeout(function () {
      this.messages.select('li.message div.msg').each(function (msg) {
        msg.innerHTML = application.applyFilters(msg.innerHTML);
      });
    }.bind(this), 1000);


  },

  isTabWrapped: function() {
    return this.tab.offsetTop > 0;
  },

  unFocus: function() {
    this.active = false;
    this.input.uncancelNextFocus();
    this.element.removeClassName('active');
    this.tab.removeClassName('active');
    this.tabOverflowButton.selected = false;
  },

  showNick: function (e) {
    var li = e.findElement("#" + this.id + " ul.messages li.message");
    if (li) {
      if (this.nicksVisible || li == this.visibleNick) return;
      clearTimeout(this.visibleNickTimeout);

      this.visibleNick = li;
      var nick; var time;
      if (li.hasClassName("consecutive")) {
        var stem = li.previous("li:not(.consecutive)");
        if (!stem) return;
        nick = stem.down(".nickhint");
        time = stem.down(".timehint");
      } else {
        nick = li.down(".nickhint");
        time = li.down(".timehint");
      }

      if (nick || time) {
        this.visibleNickTimeout = setTimeout(function(nick, time) {
          if (nick) {
            nick.style.opacity = 1;
            nick.style.webkitTransition = "opacity 0.1s ease-in-out";
          }
          if (time) {
            time.style.webkitTransition = "opacity 0.1s ease-in-out";
            time.style.opacity = 1;
          }
          setTimeout(function(){
            if (this.nicksVisible) return;
            if (nick) {
              nick.style.webkitTransition = "opacity 0.25s ease-in";
              nick.style.opacity = 0;
            }
            if (time) {
              time.style.webkitTransition = "opacity 0.25s ease-in";
              time.style.opacity = 0;
            }
          }.bind(this, nick, time) , 1000);
        }.bind(this, nick, time), 500);
      }
    }
    else {
      this.visibleNick = "";
      clearTimeout(this.visibleNickTimeout);
    }
  },

  toggleNicks: function () {
    if (this.nicksVisible) {
      this.messages.select("span.nickhint").each(function(span){
        span.style.webkitTransition = "opacity 0.1s ease-in";
        span.style.opacity = 0;
      });
      this.messages.select("div.timehint").each(function(span){
        span.style.webkitTransition = "opacity 0.1s ease-in";
        span.style.opacity = 0;
      });
    }
    else {
      this.messages.select("span.nickhint").each(function(span){
        span.style.webkitTransition = "opacity 0.1s ease-in-out";
        span.style.opacity = 1;
      });
      this.messages.select("div.timehint").each(function(span){
        span.style.webkitTransition = "opacity 0.1s ease-in-out";
        span.style.opacity = 1;
      });
    }
    this.nicksVisible = !this.nicksVisible;
  },

  focus: function(event) {
    document.title = this.title;
    this.application.previousFocus = this.application.activeWindow();
    this.application.windows().invoke("unFocus");
    this.active = true;
    this.tab.addClassName('active');
    this.element.addClassName('active');
    this.tabOverflowButton.selected = true;
    this.markRead();

    this.scrollToBottom(true);
    if (!this.application.isMobile) this.input.focus();
    if (Prototype.Browser.Gecko) {
      this.resizeMessagearea();
      this.scrollToBottom();
    }
    this.element.redraw();

    window.location.hash = this.hashtag;
    window.location = window.location.toString();
    this.application.updateChannelSelect();
  },

  markRead: function () {
    this.tab.removeClassName("unread");
    this.tab.removeClassName("highlight");
    this.tabOverflowButton.removeClassName("unread");
  },

share/static/alice.js  view on Meta::CPAN


    if (message.consecutive) {
      var prev = li.previous();
      if (prev && prev.hasClassName("avatar") && !prev.hasClassName("consecutive")) {
        prev.down('div.msg').setStyle({minHeight: '0px'});
      }
    }

    if (message.event == "say") {
      var msg = li.down('div.msg');
      msg.innerHTML = this.application.applyFilters(msg.innerHTML);

      var nick = li.down('span.nickhint');
      if (nick && this.nicksVisible) {
        nick.style.webkitTransition = 'none 0 linear';
        nick.style.opacity = 1;
      }
      var time = li.down('div.timehint');
      if (time && this.nicksVisible) {
        time.style.webkitTransition = 'none 0 linear';
        time.style.opacity = 1;
      }

      if (message.consecutive) {
        var avatar = li.previous(".avatar:not(.consecutive)");
        if (avatar) avatar.down(".timehint").innerHTML = message.timestamp;
      }
    }
    else if (message.event == "topic") {
      this.displayTopic(message.body.escapeHTML());
    }

    if (!this.application.isFocused && message.highlight && message.window.title != "info") {
      message.body = li.down(".msg").innerHTML.stripTags();
      Alice.growlNotify(message);
      this.application.addMissed();
    }

    if (message.nicks && message.nicks.length)
      this.nicks = message.nicks;

    if (this.element.hasClassName('active'))
      this.scrollToBottom();
    else if (this.title != "info") {
      if (message.event == "say") {
        this.tab.addClassName("unread");
        this.tabOverflowButton.addClassName("unread");
        if (this.isTabWrapped()) this.application.highlightChannelSelect();
      }
      if (message.highlight) {
        this.tab.addClassName("highlight");
      }
    }

    var messages = this.messages.down('ul').childElements();
    if (messages.length > this.messageLimit) messages.first().remove();

    li.select("span.timestamp").each(function(elem) {
      elem.innerHTML = Alice.epochToLocal(elem.innerHTML.strip(), this.application.options.timeformat);
      elem.style.opacity = 1;
    }.bind(this));

    this.element.redraw();
  },

  scrollToBottom: function(force) {
    var bottom, height;

    if (!force) {
      var lastmsg = this.messages.down('ul.messages > li:last-child');
      if (!lastmsg) return;
      var msgheight = lastmsg.offsetHeight;
      bottom = this.messages.scrollTop + this.messages.offsetHeight;
      height = this.messages.scrollHeight;
    }

    if (force || bottom + msgheight + 100 >= height) {
      this.messages.scrollTop = this.messages.scrollHeight;
      this.element.redraw();
    }
  },

  getNicknames: function() {
    return this.nicks;
  }
});

Alice.Toolbar = Class.create(WysiHat.Toolbar, {
  createButtonElement: function(toolbar, options) {
    var button = Element('button');
    button.update(options.get('label'));
    button.addClassName(options.get('name'));
    toolbar.appendChild(button);

    return button;
  },
  observeButtonClick: function(element, handler) {
    element.on('click', function(event) {

      handler(this.editor, element, this);

      this.editor.fire("selection:change");

      event.stop();
    }.bind(this));
  }
});

Alice.Toolbar.ButtonSet = WysiHat.Toolbar.ButtonSets.Basic.concat(
  [
    {
      label: "Colors",
      handler: function (editor, button, toolbar) {
        var cb = function (color, fg) {
          fg ? editor.colorSelection(color) : editor.backgroundColorSelection(color)
        };
        if (toolbar.picker) {
          toolbar.picker.remove();
          toolbar.picker = undefined;
        } else {
          toolbar.picker = new Alice.Colorpicker(button, cb);
        }
      }
    },
    {
      label: "&raquo;",
      handler: function (editor, button, toolbar) {
        button.up("div.editor_toolbar").removeClassName("visible");
        if (toolbar.picker) {
          toolbar.picker.remove();
          toolbar.picker = undefined;
        }
      }
    }
  ]
);

Alice.Colorpicker = Class.create({
  initialize: function(button, callback) {
    var elem = new Element("div").addClassName("color_picker");

    var toggle = new Element("div").addClassName("toggle");
    var blank = new Element("span").addClassName("blank").addClassName("color");
    blank.setStyle({"background-color": "none"});
    blank.insert("&#8416;");
    toggle.insert('<span id="fg" class="active">fg</span><span id="bg">bg</span>');
    toggle.insert(blank);
    elem.insert(toggle);

    var colorcontainer = new Element("div").addClassName("colors");
    this.colors().each(function(color) {
      var box = new Element("span").addClassName("color");
      box.setStyle({"background-color": color});
      colorcontainer.insert(box);
    });
    elem.insert(colorcontainer);

    button.up('.window').insert(elem);
    elem.observe("mousedown", this.clicked.bind(this));

    this.elem = elem;
    this.cb = callback;
    this.fg = true;
  },

  clicked: function(e) {
    e.stop();

    var box = e.findElement("span.color");
    if (box) {
      var color = box.getStyle("background-color");
      if (color) this.cb(color, this.fg);
      return;
    }

    if (e.findElement("span#fg")) {
      this.elem.down("#bg").removeClassName("active");
      this.elem.down("#fg").addClassName("active");
      this.fg = true;
      return;
    }

    if (e.findElement("span#bg")) {
      this.elem.down("#fg").removeClassName("active");
      this.elem.down("#bg").addClassName("active");
      this.fg = false;
      return;
    }
  },

  remove: function() {
    this.elem.remove();
  },

  colors: function() {
    return ["#fff", "#000", "#008", "#080", "#f00", "#800", "#808", "#f80",
            "#ff0", "#0f0", "#088", "#0ff", "#00f", "#f0f", "#888", "#ccc"];
  }
});
Alice.Input = Class.create({
  initialize: function(win, element) {

    this.window = win;
    this.application = this.window.application;
    this.textarea = $(element);
    this.disabled = false;

    if (this.canContentEditable()) {
      this.editor = WysiHat.Editor.attach(this.textarea);
      this.element = this.editor;
      this.toolbar = new Alice.Toolbar(this.element)
      this.toolbar.addButtonSet(Alice.Toolbar.ButtonSet);
      this.toolbar.element.observe("click", function(e) {
        if (this.toolbar.element.hasClassName("visible")) return;
        this.toolbar.element.addClassName("visible");
        this.focus();
      }.bind(this));
      var input = new Element("input", {type: "hidden", name: "html", value: 1});
      this.textarea.form.appendChild(input);

      document.observe("mousedown", function(e) {
        if (!e.findElement(".editor")) this.uncancelNextFocus();
      }.bind(this));

      this.editor.observe("keydown", function(){this.cancelNextFocus()}.bind(this));
      this.editor.observe("keyup", this.updateRange.bind(this));
      this.editor.observe("mouseup", this.updateRange.bind(this));
      this.editor.observe("paste", this.pasteHandler.bind(this));

      this.toolbar.element.on("mouseup","button",function(){
        this.cancelNextFocus();
      }.bind(this));
    } else {
      this.element = this.textarea;
    }

    this.history = [];
    this.index = -1;
    this.buffer = "";
    this.completion = false;
    this.focused = false;

    this.element.observe("keypress", this.onKeyPress.bind(this));
    this.element.observe("blur", this.onBlur.bind(this));
    this.element.observe("keydown", this.resize.bind(this));
    this.element.observe("cut", this.resize.bind(this));
    this.element.observe("paste", this.resize.bind(this));
    this.element.observe("change", this.resize.bind(this));

  },

  setValue: function(value) {
    this.editor ? this.editor.update(value) : this.textarea.setValue(value);
  },

  getValue: function() {
    if (this.editor) {
      return this.editor.innerHTML;
    }
    return this.textarea.getValue();
  },

  onKeyPress: function(event) {
    if (event.keyCode != Event.KEY_TAB) {
      this.completion = false;
    }
  },

  uncancelNextFocus: function() {
    this.skipThisFocus = false;
  },

  cancelNextFocus: function() {
    this.skipThisFocus = true;
  },

  focus: function(force) {
    if (this.disabled) return;

    if (!force) {
      if (this.focused) return;

      if (this.skipThisFocus) {
        this.skipThisFocus = false;
        return;
      }
    }

    this.focused = true;

    if (this.editor) {
      var selection = window.getSelection();
      selection.removeAllRanges();
      if (this.range) {
        selection.addRange(this.range);
      } else {
        var text = document.createTextNode("");
        this.editor.appendChild(text);
        selection.selectNode(text);
        this.range = selection.getRangeAt(0);
      }
      this.editor.focus();
    } else {
      this.textarea.focus();
    }
  },

  onBlur: function(e) {

share/static/alice.js  view on Meta::CPAN


  newLine: function() {
    console.log("newLine");
  },

  send: function() {
    this.application.connection.sendMessage(this.textarea.form);
    this.history.push(this.getValue());
    this.setValue("");
    if (this.editor) this.editor.update();
    this.index = -1;
    this.stash();
    this.update();
    this.focus(1);
  },

  completeNickname: function() {
    if (this.disabled) return;
    if (!this.completion) {
      this.completion = new Alice.Completion(this.window.getNicknames());
    }

    this.completion.next();
  },

  stopCompletion: function() {
    if (this.completion) {
      this.completion.restore();
      this.completion = false;
    }
  },

  stash: function() {
    this.buffer = this.getValue();
  },

  update: function() {
    this.setValue(this.getCommand(this.index));
  },

  getCommand: function(index) {
    if (index == -1) {
      return this.buffer;
    } else {
      return this.history[index];
    }
  },

  resize: function() {
    if (this.editor) {
      this.textarea.setValue(this.editor.innerHTML);
    }
    (function() {
      if (!this.window.active) return;
      var height = this.getContentHeight();
      if (height == 0) {
        this.element.setStyle({ height: null, top: 0 });
      } else if (height <= 150) {
        this.element.setStyle({ height: height + "px", top: "-1px" });
      }
    }).bind(this).defer();
  },

  getContentHeight: function() {
    var element = new Element("div").setStyle({
      position:   "absolute",
      visibility: "hidden",
      left:       "-" + this.element.getWidth() + "px",
      width:      this.element.getWidth() - 7 + "px",
      fontFamily: this.element.getStyle("fontFamily"),
      fontSize:   this.element.getStyle("fontSize"),
      lineHeight: this.element.getStyle("lineHeight"),
      whiteSpace: "pre-wrap",
      wordWrap:   "break-word"
    });

    if (this.editor) element.addClassName("editor");

    var value = this.getValue();
    element.update(value.replace(/\n$/, "\n\n").replace("\n", "<br>"));
    $(document.body).insert(element);

    var height = element.getHeight();
    element.remove();
    return height;
  },

  canContentEditable: function() {
    var element = new Element("div", {contentEditable: "true"});
    return element.contentEditable != null && ! this.application.isMobile;
  },

  updateRange: function (e) {
    var selection = window.getSelection();
    if (selection.rangeCount > 0) {
      var range = selection.getRangeAt(0);
      this.range = range;
    }
  },

  pasteHandler: function(e) {
    var url = e.clipboardData.getData("URL");
    if (url) {
      e.preventDefault();
      this.editor.insertHTML(url);
      this.updateRange();
      return;
    }

    var text = e.clipboardData.getData("Text");
    if (text) {
      e.preventDefault();
      text = text.escapeHTML().replace(/\n+/g, "<br>");
      this.editor.insertHTML(text);
      this.updateRange();
      return;
    }
  }
});
Alice.Keyboard = Class.create({
  initialize: function(application) {
    this.application = application;
    this.isMac = navigator.platform.match(/mac/i);
    this.enable();

    this.shortcut("Cmd+C", { propagate: true });
    this.shortcut("Ctrl+C", { propagate: true });
    this.shortcut("Cmd+K");
    this.shortcut("Cmd+B");
    this.shortcut("Cmd+F");
    this.shortcut("Opt+Up");
    this.shortcut("Opt+Down");
    this.shortcut("Opt+Enter");
    this.shortcut("Cmd+Shift+M");
    this.shortcut("Cmd+Shift+J");
    this.shortcut("Cmd+Shift+K");
    this.shortcut("Cmd+Shift+H");
    this.shortcut("Enter");
    this.shortcut("Esc");
    this.shortcut("Tab");
    for (var i = 0; i < 10; i++) {
      this.shortcut("Cmd+"+i);
      if (!this.isMac) this.shortcut("Opt+"+i);
    }
  },

  shortcut: function(name, options) {

    var meta = this.isMac ? "Meta" : "Ctrl";

    var keystroke = name.replace("Cmd", meta).replace("Opt", "Alt"),
        method = "on" + name.replace(/\+/g, "");

    window.shortcut.add(keystroke, function(event) {
      if (this.enabled) {
        this.activeWindow = this.application.activeWindow();
        if (method.match(/\d$/)) {
          this.onNumeric.call(this, event, method.substr(-1));
        }
        else {
          this[method].call(this, event);
        }
        delete this.activeWindow;
      }
    }.bind(this), options);
  },

  onNumeric: function(event, number) {
    var win = this.application.nth_window(number);
    if (win) win.focus();
  },

  onCmdC: function(event) {
    if (!this.activeWindow.input.focused)
      this.activeWindow.input.cancelNextFocus();
  },

  onCtrlC: function(event) {
    this.onCmdC(event);
  },

  onCmdK: function() {
    this.activeWindow.messages.down("ul").update("");
    this.activeWindow.lastNick = "";
  },

  onCmdShiftM: function() {
    this.application.windows().invoke('markRead');
  },

  onCmdShiftJ: function() {
    this.activeWindow.scrollToBottom(1);
  },

  onCmdShiftK: function() {
    this.activeWindow.toggleNicks();
  },

  onCmdShiftH: function() {
    this.application.toggleHelp();
  },

  onCmdB: function() {
    this.application.previousWindow();
  },

  onCmdF: function() {
    this.application.nextWindow();
  },

  onOptUp: function() {
    this.activeWindow.input.previousCommand();
  },

  onOptDown: function() {
    this.activeWindow.input.nextCommand();
  },

  onOptEnter: function() {
    this.activeWindow.input.newLine();
  },

  onEnter: function() {
    this.activeWindow.input.send();
  },

share/static/alice.js  view on Meta::CPAN

    $('helpclose').observe("click", function () { $('help').hide(); });


    $$('#config_overlay option').each(function(opt){opt.selected = false});
    $('tab_overflow_overlay').observe("change", function (e) {
      var win = alice.getWindow($('tab_overflow_overlay').value);
      if (win) win.focus();
    });
    $('config_overlay').observe("change", function (e) {
      switch ($('config_overlay').value) {
        case "Logs":
          alice.toggleLogs(e);
          break;
        case "Connections":
          alice.toggleConfig(e);
          break;
        case "Preferences":
          alice.togglePrefs(e);
          break;
        case "Logout":
          if (confirm("Logout?")) window.location = "/logout";
          break;
        case "Help":
          alice.toggleHelp();
          break;
      }
      $$('#config_overlay option').each(function(opt){opt.selected = false});
    });


    window.onkeydown = function (e) {
      var win = alice.activeWindow();
      if (win && !$('config') && !Alice.isSpecialKey(e.which))
        win.input.focus();
    };

    window.onresize = function () {
      if (alice.activeWindow()) {
        if (Prototype.Browser.Gecko) alice.activeWindow().resizeMessagearea();
          alice.activeWindow().scrollToBottom();
      }
    };

    window.onfocus = function () {
      if (!alice.isMobile)
        window.document.body.removeClassName("blurred");

      if (alice.activeWindow())
        alice.activeWindow().input.focus();

      alice.isFocused = true
      alice.clearMissed();
    };

    window.status = " ";
    window.onblur = function () {
      if (!alice.isMobile)
        window.document.body.addClassName("blurred");
      alice.isFocused = false
    };
    window.onhashchange = alice.focusHash.bind(alice);

    window.onorientationchange = function() {
      alice.activeWindow().scrollToBottom(true);
    };


    alice.addFilters([
      function(content) {
        var filtered = content;
        filtered = filtered.replace(
          /(<a href=\"(:?.*?\.(:?wav|mp3|ogg|aiff|m4a))")/gi,
          "<img src=\"/static/image/play.png\" " +
          "onclick=\"Alice.playAudio(this)\" class=\"audio\"/>$1");
        return filtered;
      },
      function (content) {
        var filtered = content;
        if (alice.options.images == "show") {
          filtered = filtered.replace(
            /(<a[^>]*>)([^<]*\.(:?jpe?g|gif|png|bmp|svg)(:?\?v=0)?)</gi,
            "$1<img src=\"http://i.usealice.org/$2\" onload=\"Alice.loadInlineImage(this)\" " +
            "alt=\"Loading Image...\" title=\"$2\" style=\"display:none\"/><");
        }
        return filtered;
      }
    ]);
  });
}



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