Proyectos de Subversion Moodle

<?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/>.

/**

 * Blog Menu Block page.

 *

 * @package    block_blog_menu

 * @copyright  2009 Nicolas Connault

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

defined('MOODLE_INTERNAL') || die();

/**

 * The blog menu block class

 */

class block_blog_menu extends block_base {

    function init() {

        $this->title = get_string('pluginname', 'block_blog_menu');

    }

    function instance_allow_multiple() {

        return true;

    }

    function has_config() {

        return false;

    }

    function applicable_formats() {

        return array('all' => true, 'my' => false, 'tag' => false);

    }

    function instance_allow_config() {

        return true;

    }

    function get_content() {

        global $CFG, $OUTPUT;

        // detect if blog enabled

        if ($this->content !== NULL) {

            return $this->content;

        }

        if (empty($CFG->enableblogs)) {

            $this->content = new stdClass();

            $this->content->text = '';

            if ($this->page->user_is_editing()) {

                $this->content->text = get_string('blogdisable', 'blog');

            }

            return $this->content;

        } else if ($CFG->bloglevel < BLOG_GLOBAL_LEVEL and (!isloggedin() or isguestuser())) {

            $this->content = new stdClass();

            $this->content->text = '';

            return $this->content;

        }

        // require necessary libs and get content

        require_once($CFG->dirroot .'/blog/lib.php');

        // Prep the content

        $this->content = new stdClass();

        $options = blog_get_all_options($this->page);

        if (count($options) == 0) {

            $this->content->text = '';

            return $this->content;

        }

        // Iterate the option types

        $menulist = array();

        foreach ($options as $types) {

            foreach ($types as $link) {

                $menulist[] = html_writer::link($link['link'], $link['string']);

            }

            $menulist[] = '<hr />';

        }

        // Remove the last element (will be an HR)

        array_pop($menulist);

        // Display the content as a list

        $this->content->text = html_writer::alist($menulist, array('class'=>'list'));

        // Prepare the footer for this block

        if (has_capability('moodle/blog:search', context_system::instance())) {

            $data = [

                'action' => new moodle_url('/blog/index.php'),

                'inputname' => 'search',

                'searchstring' => get_string('search', 'admin'),

                'extraclasses' => 'mt-3'

            ];

            $this->content->footer = $OUTPUT->render_from_template('core/search_input', $data);

        } else {

            // No footer to display

            $this->content->footer = '';

        }

        // Return the content object

        return $this->content;

    }

    /**

     * Returns the role that best describes the blog menu block.

     *

     * @return string

     */

    public function get_aria_role() {

        return 'navigation';

    }

    /**

     * This block shouldn't be added to a page if the blogs advanced feature is disabled.

     *

     * @param moodle_page $page

     * @return bool

     */

    public function can_block_be_added(moodle_page $page): bool {

        global $CFG;

        return $CFG->enableblogs;

    }

}