datasource-textschema.js revision 2fe13ddab136a6eb6239d89e5e064e09d9e1bb92
YUI.add('datasource-textschema', function(Y) {
/**
* Extends DataSource with schema-parsing on text data.
*
* @module datasource
* @submodule datasource-textschema
*/
/**
* Adds schema-parsing to the DataSource Utility.
* @class DataSourceTextSchema
* @extends Plugin.Base
*/
var DataSourceTextSchema = function() {
DataSourceTextSchema.superclass.constructor.apply(this, arguments);
};
Y.mix(DataSourceTextSchema, {
/**
* The namespace for the plugin. This will be the property on the host which
* references the plugin instance.
*
* @property NS
* @type String
* @static
* @final
* @value "schema"
*/
NS: "schema",
/**
* Class name.
*
* @property NAME
* @type String
* @static
* @final
* @value "dataSourceTextSchema"
*/
NAME: "dataSourceTextSchema",
/////////////////////////////////////////////////////////////////////////////
//
// DataSourceTextSchema Attributes
//
/////////////////////////////////////////////////////////////////////////////
ATTRS: {
schema: {
//value: {}
}
}
});
Y.extend(DataSourceTextSchema, Y.Plugin.Base, {
/**
* Internal init() handler.
*
* @method initializer
* @param config {Object} Config object.
* @private
*/
initializer: function(config) {
this.doBefore("_defDataFn", this._beforeDefDataFn);
},
/**
* Parses raw data into a normalized response.
*
* @method _beforeDefDataFn
* @param tId {Number} Unique transaction ID.
* @param request {Object} The request.
* @param callback {Object} The callback object with the following properties:
* <dl>
* <dt>success (Function)</dt> <dd>Success handler.</dd>
* <dt>failure (Function)</dt> <dd>Failure handler.</dd>
* </dl>
* @param data {Object} Raw data.
* @protected
*/
_beforeDefDataFn: function(e) {
var schema = this.get('schema'),
payload = e.details[0],
// TODO: Do I need to sniff for DS.IO + isString(responseText)?
data = e.data.responseText || e.data;
payload.response = Y.DataSchema.Text.apply.call(this, schema, data) || {
meta: {},
results: data
};
this.get("host").fire("response", payload);
return new Y.Do.Halt("DataSourceTextSchema plugin halted _defDataFn");
}
});
Y.namespace('Plugin').DataSourceTextSchema = DataSourceTextSchema;
}, '@VERSION@' ,{requires:['datasource-local', 'plugin', 'dataschema-text']});