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  <pre class="prettyprint lang-js"><span id='Ext-Template'>/**
</span> * Represents an HTML fragment template. Templates may be {@link #compile precompiled} for greater performance.
 *
 * An instance of this class may be created by passing to the constructor either a single argument, or multiple
 * arguments:
 *
 * # Single argument: String/Array
 *
 * The single argument may be either a String or an Array:
 *
 * - String:
 *
 *       var t = new Ext.Template(&quot;&lt;div&gt;Hello {0}.&lt;/div&gt;&quot;);
 *       t.{@link #append}('some-element', ['foo']);
 *
 * - Array:
 *
 *   An Array will be combined with `join('')`.
 *
 *       var t = new Ext.Template([
 *           '&lt;div name=&quot;{id}&quot;&gt;',
 *               '&lt;span class=&quot;{cls}&quot;&gt;{name:trim} {value:ellipsis(10)}&lt;/span&gt;',
 *           '&lt;/div&gt;',
 *       ]);
 *       t.{@link #compile}();
 *       t.{@link #append}('some-element', {id: 'myid', cls: 'myclass', name: 'foo', value: 'bar'});
 *
 * # Multiple arguments: String, Object, Array, ...
 *
 * Multiple arguments will be combined with `join('')`.
 *
 *     var t = new Ext.Template(
 *         '&lt;div name=&quot;{id}&quot;&gt;',
 *             '&lt;span class=&quot;{cls}&quot;&gt;{name} {value}&lt;/span&gt;',
 *         '&lt;/div&gt;',
 *         // a configuration object:
 *         {
 *             compiled: true,      // {@link #compile} immediately
 *         }
 *     );
 *
 * # Notes
 *
 * - For a list of available format functions, see {@link Ext.util.Format}.
 * - `disableFormats` reduces `{@link #apply}` time when no formatting is required.
 */
Ext.define('Ext.Template', {

    /* Begin Definitions */

    requires: ['Ext.dom.Helper', 'Ext.util.Format'],

    inheritableStatics: {
<span id='Ext-Template-static-method-from'>        /**
</span>         * Creates a template from the passed element's value (_display:none_ textarea, preferred) or innerHTML.
         * @param {String/HTMLElement} el A DOM element or its id
         * @param {Object} config (optional) Config object
         * @return {Ext.Template} The created template
         * @static
         * @inheritable
         */
        from: function(el, config) {
            el = Ext.getDom(el);
            return new this(el.value || el.innerHTML, config || '');
        }
    },

    /* End Definitions */

<span id='Ext-Template-method-constructor'>    /**
</span>     * Creates new template.
     * 
     * @param {String...} html List of strings to be concatenated into template.
     * Alternatively an array of strings can be given, but then no config object may be passed.
     * @param {Object} config (optional) Config object
     */
    constructor: function(html) {
        var me = this,
            args = arguments,
            buffer = [],
            i = 0,
            length = args.length,
            value;

        me.initialConfig = {};
        
        // Allow an array to be passed here so we can
        // pass an array of strings and an object
        // at the end
        if (length === 1 &amp;&amp; Ext.isArray(html)) {
            args = html;
            length = args.length;
        }

        if (length &gt; 1) {
            for (; i &lt; length; i++) {
                value = args[i];
                if (typeof value == 'object') {
                    Ext.apply(me.initialConfig, value);
                    Ext.apply(me, value);
                } else {
                    buffer.push(value);
                }
            }
        } else {
            buffer.push(html);
        }

        // @private
        me.html = buffer.join('');

        if (me.compiled) {
            me.compile();
        }
    },

<span id='Ext-Template-property-isTemplate'>    /**
</span>     * @property {Boolean} isTemplate
     * `true` in this class to identify an object as an instantiated Template, or subclass thereof.
     */
    isTemplate: true,

<span id='Ext-Template-cfg-compiled'>    /**
</span>     * @cfg {Boolean} compiled
     * True to immediately compile the template. Defaults to false.
     */

<span id='Ext-Template-cfg-disableFormats'>    /**
</span>     * @cfg {Boolean} disableFormats
     * True to disable format functions in the template. If the template doesn't contain
     * format functions, setting disableFormats to true will reduce apply time. Defaults to false.
     */
    disableFormats: false,

    re: /\{([\w\-]+)(?:\:([\w\.]*)(?:\((.*?)?\))?)?\}/g,

<span id='Ext-Template-method-apply'>    /**
</span>     * Returns an HTML fragment of this template with the specified values applied.
     *
     * @param {Object/Array} values The template values. Can be an array if your params are numeric:
     *
     *     var tpl = new Ext.Template('Name: {0}, Age: {1}');
     *     tpl.apply(['John', 25]);
     *
     * or an object:
     *
     *     var tpl = new Ext.Template('Name: {name}, Age: {age}');
     *     tpl.apply({name: 'John', age: 25});
     *
     * @return {String} The HTML fragment
     */
    apply: function(values) {
        var me = this,
            useFormat = me.disableFormats !== true,
            fm = Ext.util.Format,
            tpl = me,
            ret;

        if (me.compiled) {
            return me.compiled(values).join('');
        }

        function fn(m, name, format, args) {
            if (format &amp;&amp; useFormat) {
                if (args) {
                    args = [values[name]].concat(Ext.functionFactory('return ['+ args +'];')());
                } else {
                    args = [values[name]];
                }
                if (format.substr(0, 5) == &quot;this.&quot;) {
                    return tpl[format.substr(5)].apply(tpl, args);
                }
                else {
                    return fm[format].apply(fm, args);
                }
            }
            else {
                return values[name] !== undefined ? values[name] : &quot;&quot;;
            }
        }

        ret = me.html.replace(me.re, fn);
        return ret;
    },

<span id='Ext-Template-method-applyOut'>    /**
</span>     * Appends the result of this template to the provided output array.
     * @param {Object/Array} values The template values. See {@link #apply}.
     * @param {Array} out The array to which output is pushed.
     * @return {Array} The given out array.
     */
    applyOut: function(values, out) {
        var me = this;

        if (me.compiled) {
            out.push.apply(out, me.compiled(values));
        } else {
            out.push(me.apply(values));
        }

        return out;
    },

<span id='Ext-Template-method-applyTemplate'>    /**
</span>     * @method applyTemplate
     * @member Ext.Template
     * Alias for {@link #apply}.
     * @inheritdoc Ext.Template#apply
     */
    applyTemplate: function () {
        return this.apply.apply(this, arguments);
    },

<span id='Ext-Template-method-set'>    /**
</span>     * Sets the HTML used as the template and optionally compiles it.
     * @param {String} html
     * @param {Boolean} compile (optional) True to compile the template.
     * @return {Ext.Template} this
     */
    set: function(html, compile) {
        var me = this;
        me.html = html;
        me.compiled = null;
        return compile ? me.compile() : me;
    },

    compileARe: /\\/g,
    compileBRe: /(\r\n|\n)/g,
    compileCRe: /'/g,

<span id='Ext-Template-method-compile'>    /**
</span>     * Compiles the template into an internal function, eliminating the RegEx overhead.
     * @return {Ext.Template} this
     */
    compile: function() {
        var me = this,
            fm = Ext.util.Format,
            useFormat = me.disableFormats !== true,
            body, bodyReturn;

        function fn(m, name, format, args) {
            if (format &amp;&amp; useFormat) {
                args = args ? ',' + args: &quot;&quot;;
                if (format.substr(0, 5) != &quot;this.&quot;) {
                    format = &quot;fm.&quot; + format + '(';
                }
                else {
                    format = 'this.' + format.substr(5) + '(';
                }
            }
            else {
                args = '';
                format = &quot;(values['&quot; + name + &quot;'] == undefined ? '' : &quot;;
            }
            return &quot;',&quot; + format + &quot;values['&quot; + name + &quot;']&quot; + args + &quot;) ,'&quot;;
        }

        bodyReturn = me.html.replace(me.compileARe, '\\\\').replace(me.compileBRe, '\\n').replace(me.compileCRe, &quot;\\'&quot;).replace(me.re, fn);
        body = &quot;this.compiled = function(values){ return ['&quot; + bodyReturn + &quot;'];};&quot;;
        eval(body);
        return me;
    },

<span id='Ext-Template-method-insertFirst'>    /**
</span>     * Applies the supplied values to the template and inserts the new node(s) as the first child of el.
     *
     * @param {String/HTMLElement/Ext.Element} el The context element
     * @param {Object/Array} values The template values. See {@link #applyTemplate} for details.
     * @param {Boolean} returnElement (optional) true to return a Ext.Element.
     * @return {HTMLElement/Ext.Element} The new node or Element
     */
    insertFirst: function(el, values, returnElement) {
        return this.doInsert('afterBegin', el, values, returnElement);
    },

<span id='Ext-Template-method-insertBefore'>    /**
</span>     * Applies the supplied values to the template and inserts the new node(s) before el.
     *
     * @param {String/HTMLElement/Ext.Element} el The context element
     * @param {Object/Array} values The template values. See {@link #applyTemplate} for details.
     * @param {Boolean} returnElement (optional) true to return a Ext.Element.
     * @return {HTMLElement/Ext.Element} The new node or Element
     */
    insertBefore: function(el, values, returnElement) {
        return this.doInsert('beforeBegin', el, values, returnElement);
    },

<span id='Ext-Template-method-insertAfter'>    /**
</span>     * Applies the supplied values to the template and inserts the new node(s) after el.
     *
     * @param {String/HTMLElement/Ext.Element} el The context element
     * @param {Object/Array} values The template values. See {@link #applyTemplate} for details.
     * @param {Boolean} returnElement (optional) true to return a Ext.Element.
     * @return {HTMLElement/Ext.Element} The new node or Element
     */
    insertAfter: function(el, values, returnElement) {
        return this.doInsert('afterEnd', el, values, returnElement);
    },

<span id='Ext-Template-method-append'>    /**
</span>     * Applies the supplied `values` to the template and appends the new node(s) to the specified `el`.
     *
     * For example usage see {@link Ext.Template Ext.Template class docs}.
     *
     * @param {String/HTMLElement/Ext.Element} el The context element
     * @param {Object/Array} values The template values. See {@link #applyTemplate} for details.
     * @param {Boolean} returnElement (optional) true to return an Ext.Element.
     * @return {HTMLElement/Ext.Element} The new node or Element
     */
    append: function(el, values, returnElement) {
        return this.doInsert('beforeEnd', el, values, returnElement);
    },

    doInsert: function(where, el, values, returnElement) {
        var newNode = Ext.DomHelper.insertHtml(where, Ext.getDom(el), this.apply(values));
        return returnElement ? Ext.get(newNode) : newNode;
    },

<span id='Ext-Template-method-overwrite'>    /**
</span>     * Applies the supplied values to the template and overwrites the content of el with the new node(s).
     *
     * @param {String/HTMLElement/Ext.Element} el The context element
     * @param {Object/Array} values The template values. See {@link #applyTemplate} for details.
     * @param {Boolean} returnElement (optional) true to return a Ext.Element.
     * @return {HTMLElement/Ext.Element} The new node or Element
     */
    overwrite: function(el, values, returnElement) {
        var newNode = Ext.DomHelper.overwrite(Ext.getDom(el), this.apply(values));
        return returnElement ? Ext.get(newNode) : newNode;
    }
});
</pre>
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