Proyectos de Subversion Moodle

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// GNU General Public License for more details.
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// GNU General Public License for more details.
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//
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//
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// You should have received a copy of the GNU General Public License
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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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/**
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 * Library functions to facilitate the use of JavaScript in Moodle.
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 *
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 * @copyright 2016 Adrian Greeve <adrian@moodle.com>
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 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @package core
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 * @category output
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 */
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defined('MOODLE_INTERNAL') || die();
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defined('MOODLE_INTERNAL') || die();
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/**
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 * This requirements manager captures the appropriate html for creating a fragment to
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 * be inserted elsewhere.
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 *
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 * @copyright 2016 Adrian Greeve <adrian@moodle.com>
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 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @since Moodle 3.1
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 * @package core
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 * @category output
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 */
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class fragment_requirements_manager extends page_requirements_manager {
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    /**
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     * Page fragment constructor.
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     */
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    public function __construct() {
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        parent::__construct();
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        // As this is a fragment the header should already be done.
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        $this->headdone = true;
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    }
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    /**
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     * Returns js code to load amd module loader, then insert inline script tags
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     * that contain require() calls using RequireJS.
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     *
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     * @return string
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     */
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    protected function get_amd_footercode() {
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        global $CFG;
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        $output = '';
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        // First include must be to a module with no dependencies, this prevents multiple requests.
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        $prefix = 'M.util.js_pending("core/first");';
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        $prefix .= "require(['core/first'], function() {\n";
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        $suffix = "\n});";
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        $suffix .= 'M.util.js_complete("core/first");';
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        $output .= html_writer::script($prefix . implode(";\n", $this->amdjscode) . $suffix);
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        return $output;
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    }
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    /**
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     * Generate any HTML that needs to go at the end of the page.
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     *
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     * @return string the HTML code to to at the end of the page.
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// This file is deprecated, but it should never have been manually included by anything outside of lib/outputlib.php.
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     */
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    public function get_end_code() {
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        global $CFG;
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        $output = '';
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        // Call amd init functions.
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        $output .= $this->get_amd_footercode();
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        // Add other requested modules.
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        $output .= $this->get_extra_modules_code();
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        // All the other linked scripts - there should be as few as possible.
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        if ($this->jsincludes['footer']) {
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            foreach ($this->jsincludes['footer'] as $url) {
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                $output .= html_writer::script('', $url);
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            }
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        }
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        if (!empty($this->stringsforjs)) {
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            // Add all needed strings.
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            $strings = array();
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            foreach ($this->stringsforjs as $component => $v) {
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                foreach ($v as $indentifier => $langstring) {
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                    $strings[$component][$indentifier] = $langstring->out();
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                }
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            }
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            // Append don't overwrite.
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            $output .= html_writer::script('require(["jquery"], function($) {
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                M.str = $.extend(true, M.str, ' . json_encode($strings) . ');
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            });');
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        }
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        // Add variables.
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        if ($this->jsinitvariables['footer']) {
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            $js = '';
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            foreach ($this->jsinitvariables['footer'] as $data) {
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                list($var, $value) = $data;
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                $js .= js_writer::set_variable($var, $value, true);
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            }
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            $output .= html_writer::script($js);
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        }
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        $inyuijs = $this->get_javascript_code(false);
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        $ondomreadyjs = $this->get_javascript_code(true);
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        // See if this is still needed when we get to the ajax page.
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        $jsinit = $this->get_javascript_init_code();
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        $handlersjs = $this->get_event_handler_code();
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// Throwing an exception here should be fine because removing the manual inclusion should have no impact.
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        // There is a global Y, make sure it is available in your scope.
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        $js = "(function() {{$inyuijs}{$ondomreadyjs}{$jsinit}{$handlersjs}})();";
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        $output .= html_writer::script($js);
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        return $output;
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throw new \core\exception\coding_exception(