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/**
* @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or http://ckeditor.com/license
*/
/**
* @fileOverview Defines the {@link CKEDITOR.template} class, which represents
* an UI template for an editor instance.
*/
( function() {
var rePlaceholder = /{([^}]+)}/g;
/**
* Lightweight template used to build the output string from variables.
*
* // HTML template for presenting a label UI.
* var tpl = new CKEDITOR.template( '<div class="{cls}">{label}</div>' );
* alert( tpl.output( { cls: 'cke-label', label: 'foo'} ) ); // '<div class="cke-label">foo</div>'
*
* @class
* @constructor Creates a template class instance.
* @param {String} source The template source.
*/
CKEDITOR.template = function( source ) {
/**
* The current template source.
*
* @readonly
* @member CKEDITOR.template
* @property {String}
*/
this.source = String( source );
};
/**
* Processes the template, filling its variables with the provided data.
*
* @method
* @member CKEDITOR.template
* @param {Object} data An object containing properties whose values will be
* used to fill the template variables. The property names must match the
* template variables names. Variables without matching properties will be
* kept untouched.
* @param {Array} [buffer] An array that the output data will be pushed into.
* The number of entries appended to the array is unknown.
* @returns {String/Number} If `buffer` has not been provided, the processed
* template output data; otherwise the new length of `buffer`.
*/
CKEDITOR.template.prototype.output = function( data, buffer ) {
var output = this.source.replace( rePlaceholder, function( fullMatch, dataKey ) {
return data[ dataKey ] !== undefined ? data[ dataKey ] : fullMatch;
} );
return buffer ? buffer.push( output ) : output;
};
} )();
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