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/>.

/**

 * Handles lesson actions

 *

 * ACTIONS handled are:

 *    confirmdelete

 *    delete

 *    move

 *    moveit

 *    duplicate

 * @package mod_lesson

 * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}

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

 **/

require_once("../../config.php");

require_once($CFG->dirroot.'/mod/lesson/locallib.php');

$id     = required_param('id', PARAM_INT);         // Course Module ID

$action = required_param('action', PARAM_ALPHA);   // Action

$pageid = required_param('pageid', PARAM_INT);

$cm = get_coursemodule_from_id('lesson', $id, 0, false, MUST_EXIST);

$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);

$lesson = new lesson($DB->get_record('lesson', array('id' => $cm->instance), '*', MUST_EXIST));

require_login($course, false, $cm);

$url = new moodle_url('/mod/lesson/lesson.php', array('id'=>$id,'action'=>$action));

$PAGE->set_url($url);

$context = context_module::instance($cm->id);

require_capability('mod/lesson:edit', $context);

require_sesskey();

$lessonoutput = $PAGE->get_renderer('mod_lesson');

/// Process the action

switch ($action) {

    case 'confirmdelete':

        $PAGE->navbar->add(get_string($action, 'lesson'));

        $thispage = $lesson->load_page($pageid);

        echo $lessonoutput->header($lesson, $cm, '', false, null, get_string('deletingpage', 'lesson', format_string($thispage->title)));

        echo $OUTPUT->heading(get_string("deletingpage", "lesson", format_string($thispage->title)));

        // print the jumps to this page

        $params = array("lessonid" => $lesson->id, "pageid" => $pageid);

        if ($answers = $DB->get_records_select("lesson_answers", "lessonid = :lessonid AND jumpto = :pageid + 1", $params)) {

            echo $OUTPUT->heading(get_string("thefollowingpagesjumptothispage", "lesson"));

            echo "<p align=\"center\">\n";

            foreach ($answers as $answer) {

                if (!$title = $DB->get_field("lesson_pages", "title", array("id" => $answer->pageid))) {

                    throw new \moodle_exception('cannotfindpagetitle', 'lesson');

                }

                echo $title."<br />\n";

            }

        }

        echo $OUTPUT->confirm(get_string("confirmdeletionofthispage","lesson"),"lesson.php?action=delete&id=$cm->id&pageid=$pageid","view.php?id=$cm->id");

        break;

    case 'move':

        $PAGE->navbar->add(get_string($action, 'lesson'));

        $title = $DB->get_field("lesson_pages", "title", array("id" => $pageid));

        echo $lessonoutput->header($lesson, $cm, '', false, null, get_string('moving', 'lesson', format_String($title)));

        $headinglevel = $PAGE->activityheader->get_heading_level();

        echo $OUTPUT->heading(get_string("moving", "lesson", format_string($title)), $headinglevel);

        $params = array ("lessonid" => $lesson->id, "prevpageid" => 0);

        if (!$page = $DB->get_record_select("lesson_pages", "lessonid = :lessonid AND prevpageid = :prevpageid", $params)) {

            throw new \moodle_exception('cannotfindfirstpage', 'lesson');

        }

        echo html_writer::start_tag('div', array('class' => 'move-page'));

        echo html_writer::start_tag('div', array('class' => 'available-position'));

        $moveurl = "lesson.php?id=$cm->id&sesskey=".sesskey()."&action=moveit&pageid=$pageid&after=0";

        echo html_writer::link($moveurl, get_string("movepagehere", "lesson"));

        echo html_writer::end_tag('div');

        while (true) {

            if ($page->id != $pageid) {

                if (!$title = trim(format_string($page->title))) {

                    $title = "<< ".get_string("notitle", "lesson")."  >>";

                }

                echo html_writer::tag('div', $title, array('class' => 'page'));

                echo html_writer::start_tag('div', array('class' => 'available-position'));

                $moveurl = "lesson.php?id=$cm->id&sesskey=".sesskey()."&action=moveit&pageid=$pageid&after={$page->id}";

                echo html_writer::link($moveurl, get_string("movepagehere", "lesson"));

                echo html_writer::end_tag('div');

            }

            if ($page->nextpageid) {

                if (!$page = $DB->get_record("lesson_pages", array("id" => $page->nextpageid))) {

                    throw new \moodle_exception('cannotfindnextpage', 'lesson');

                }

            } else {

                // last page reached

                break;

            }

        }

        echo html_writer::end_tag('div');

        break;

    case 'delete':

        $thispage = $lesson->load_page($pageid);

        $thispage->delete();

        redirect("$CFG->wwwroot/mod/lesson/edit.php?id=$cm->id");

        break;

    case 'moveit':

        $after = (int)required_param('after', PARAM_INT); // target page

        $lesson->resort_pages($pageid, $after);

        redirect("$CFG->wwwroot/mod/lesson/edit.php?id=$cm->id");

        break;

    case 'duplicate':

            $lesson->duplicate_page($pageid);

            redirect(new moodle_url('/mod/lesson/edit.php', array('id' => $cm->id)));

        break;

    default:

        throw new \moodle_exception('unknowaction');

        break;

}

echo $lessonoutput->footer();