Current Path : C:/Users/Mahmood/Desktop/moodle/lib/ |
Current File : C:/Users/Mahmood/Desktop/moodle/lib/outputfragmentrequirementslib.php |
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Moodle is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * Library functions to facilitate the use of JavaScript in Moodle. * * @copyright 2016 Adrian Greeve <adrian@moodle.com> * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later * @package core * @category output */ defined('MOODLE_INTERNAL') || die(); /** * This requirements manager captures the appropriate html for creating a fragment to * be inserted elsewhere. * * @copyright 2016 Adrian Greeve <adrian@moodle.com> * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later * @since Moodle 3.1 * @package core * @category output */ class fragment_requirements_manager extends page_requirements_manager { /** * Page fragment constructor. */ public function __construct() { parent::__construct(); // As this is a fragment the header should already be done. $this->headdone = true; } /** * Returns js code to load amd module loader, then insert inline script tags * that contain require() calls using RequireJS. * * @return string */ protected function get_amd_footercode() { global $CFG; $output = ''; // First include must be to a module with no dependencies, this prevents multiple requests. $prefix = 'M.util.js_pending("core/first");'; $prefix .= "require(['core/first'], function() {\n"; $suffix = "\n});"; $suffix .= 'M.util.js_complete("core/first");'; $output .= html_writer::script($prefix . implode(";\n", $this->amdjscode) . $suffix); return $output; } /** * Generate any HTML that needs to go at the end of the page. * * @return string the HTML code to to at the end of the page. */ public function get_end_code() { global $CFG; $output = ''; // Call amd init functions. $output .= $this->get_amd_footercode(); // Add other requested modules. $output .= $this->get_extra_modules_code(); // All the other linked scripts - there should be as few as possible. if ($this->jsincludes['footer']) { foreach ($this->jsincludes['footer'] as $url) { $output .= html_writer::script('', $url); } } if (!empty($this->stringsforjs)) { // Add all needed strings. $strings = array(); foreach ($this->stringsforjs as $component => $v) { foreach ($v as $indentifier => $langstring) { $strings[$component][$indentifier] = $langstring->out(); } } // Append don't overwrite. $output .= html_writer::script('require(["jquery"], function($) { M.str = $.extend(true, M.str, ' . json_encode($strings) . '); });'); } // Add variables. if ($this->jsinitvariables['footer']) { $js = ''; foreach ($this->jsinitvariables['footer'] as $data) { list($var, $value) = $data; $js .= js_writer::set_variable($var, $value, true); } $output .= html_writer::script($js); } $inyuijs = $this->get_javascript_code(false); $ondomreadyjs = $this->get_javascript_code(true); // See if this is still needed when we get to the ajax page. $jsinit = $this->get_javascript_init_code(); $handlersjs = $this->get_event_handler_code(); // There is a global Y, make sure it is available in your scope. $js = "(function() {{$inyuijs}{$ondomreadyjs}{$jsinit}{$handlersjs}})();"; $output .= html_writer::script($js); return $output; } }