view release on metacpan or  search on metacpan

share/docs/source/ArrayReader.html  view on Meta::CPAN

[ [1, 'Bill', 'Gardener'], [2, 'Ben', 'Horticulturalist'] ]
 * </code></pre>
 * @constructor
 * Create a new ArrayReader
 * @param {Object} meta Metadata configuration options.
 * @param {Array/Object} recordType
 * <p>Either an Array of {@link Ext.data.Field Field} definition objects (which
 * will be passed to {@link Ext.data.Record#create}, or a {@link Ext.data.Record Record}
 * constructor created from {@link Ext.data.Record#create}.</p>
 */
Ext.data.ArrayReader = Ext.extend(Ext.data.JsonReader, {
<span id='Ext-data-ArrayReader-cfg-successProperty'>    /**
</span>     * @cfg {String} successProperty
     * @hide
     */
<span id='Ext-data-ArrayReader-cfg-id'>    /**
</span>     * @cfg {Number} id (optional) The subscript within row Array that provides an ID for the Record.
     * Deprecated. Use {@link #idIndex} instead.
     */
<span id='Ext-data-ArrayReader-cfg-idIndex'>    /**
</span>     * @cfg {Number} idIndex (optional) The subscript within row Array that provides an ID for the Record.
     */
<span id='Ext-data-ArrayReader-method-readRecords'>    /**
</span>     * Create a data block containing Ext.data.Records from an Array.
     * @param {Object} o An Array of row objects which represents the dataset.
     * @return {Object} data A data block which is used by an Ext.data.Store object as
     * a cache of Ext.data.Records.
     */
    readRecords : function(o){
        this.arrayData = o;
        var s = this.meta,
            sid = s ? Ext.num(s.idIndex, s.id) : null,
            recordType = this.recordType,
            fields = recordType.prototype.fields,
            records = [],
            success = true,
            v;

        var root = this.getRoot(o);

        for(var i = 0, len = root.length; i &lt; len; i++) {
            var n = root[i],
                values = {},
                id = ((sid || sid === 0) &amp;&amp; n[sid] !== undefined &amp;&amp; n[sid] !== &quot;&quot; ? n[sid] : null);
            for(var j = 0, jlen = fields.length; j &lt; jlen; j++) {
                var f = fields.items[j],
                    k = f.mapping !== undefined &amp;&amp; f.mapping !== null ? f.mapping : j;
                v = n[k] !== undefined ? n[k] : f.defaultValue;
                v = f.convert(v, n);
                values[f.name] = v;
            }
            var record = new recordType(values, id);
            record.json = n;
            records[records.length] = record;
        }

        var totalRecords = records.length;

        if(s.totalProperty) {
            v = parseInt(this.getTotal(o), 10);
            if(!isNaN(v)) {
                totalRecords = v;
            }
        }
        if(s.successProperty){
            v = this.getSuccess(o);
            if(v === false || v === 'false'){
                success = false;
            }
        }

        return {
            success : success,
            records : records,
            totalRecords : totalRecords
        };
    }
});</pre>
</body>
</html>