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   1  // This file is part of Moodle - http://moodle.org/
   2  //
   3  // Moodle is free software: you can redistribute it and/or modify
   4  // it under the terms of the GNU General Public License as published by
   5  // the Free Software Foundation, either version 3 of the License, or
   6  // (at your option) any later version.
   7  //
   8  // Moodle is distributed in the hope that it will be useful,
   9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  // GNU General Public License for more details.
  12  //
  13  // You should have received a copy of the GNU General Public License
  14  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  15  
  16  /**
  17   * Competency rule points module.
  18   *
  19   * @module core/icon_system_standard
  20   * @copyright  2017 Damyon Wiese
  21   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22   */
  23  
  24  define(['core/icon_system', 'core/url', 'core/mustache'],
  25          function(IconSystem, CoreUrl, Mustache) {
  26  
  27      /**
  28       * IconSystemStandard
  29       *
  30       * @class core/icon_system_standard
  31       */
  32      var IconSystemStandard = function() {
  33          IconSystem.apply(this, arguments);
  34      };
  35      IconSystemStandard.prototype = Object.create(IconSystem.prototype);
  36  
  37      /**
  38       * Render an icon.
  39       *
  40       * @method renderIcon
  41       * @param {String} key
  42       * @param {String} component
  43       * @param {String} title
  44       * @param {String} template
  45       * @return {String}
  46       */
  47      IconSystemStandard.prototype.renderIcon = function(key, component, title, template) {
  48          var url = CoreUrl.imageUrl(key, component);
  49  
  50          var templatecontext = {
  51              attributes: [
  52                  {name: 'src', value: url},
  53                  {name: 'alt', value: title},
  54                  {name: 'title', value: title}
  55              ]
  56          };
  57          if (typeof title === "undefined" || title == "") {
  58              templatecontext.attributes.push({name: 'aria-hidden', value: 'true'});
  59          }
  60  
  61          var result = Mustache.render(template, templatecontext);
  62          return result.trim();
  63      };
  64  
  65      /**
  66       * Get the name of the template to pre-cache for this icon system.
  67       *
  68       * @return {String}
  69       * @method getTemplateName
  70       */
  71      IconSystemStandard.prototype.getTemplateName = function() {
  72          return 'core/pix_icon';
  73      };
  74  
  75      return IconSystemStandard;
  76  });