3 // This file is part of Moodle - http://moodle.org/
5 // Moodle is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
10 // Moodle is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
19 * Resource module version information
21 * @package mod_resource
22 * @copyright 2009 Petr Skoda {@link http://skodak.org}
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
26 require('../../config.php');
27 require_once($CFG->dirroot
.'/mod/resource/lib.php');
28 require_once($CFG->dirroot
.'/mod/resource/locallib.php');
29 require_once($CFG->libdir
.'/completionlib.php');
31 $id = optional_param('id', 0, PARAM_INT
); // Course Module ID
32 $r = optional_param('r', 0, PARAM_INT
); // Resource instance ID
33 $redirect = optional_param('redirect', 0, PARAM_BOOL
);
34 $forceview = optional_param('forceview', 0, PARAM_BOOL
);
37 if (!$resource = $DB->get_record('resource', array('id'=>$r))) {
38 resource_redirect_if_migrated($r, 0);
39 print_error('invalidaccessparameter');
41 $cm = get_coursemodule_from_instance('resource', $resource->id
, $resource->course
, false, MUST_EXIST
);
44 if (!$cm = get_coursemodule_from_id('resource', $id)) {
45 resource_redirect_if_migrated(0, $id);
46 print_error('invalidcoursemodule');
48 $resource = $DB->get_record('resource', array('id'=>$cm->instance
), '*', MUST_EXIST
);
51 $course = $DB->get_record('course', array('id'=>$cm->course
), '*', MUST_EXIST
);
53 require_course_login($course, true, $cm);
54 $context = context_module
::instance($cm->id
);
55 require_capability('mod/resource:view', $context);
57 // Completion and trigger events.
58 resource_view($resource, $course, $cm, $context);
60 $PAGE->set_url('/mod/resource/view.php', array('id' => $cm->id
));
62 if ($resource->tobemigrated
) {
63 resource_print_tobemigrated($resource, $cm, $course);
67 $fs = get_file_storage();
68 $files = $fs->get_area_files($context->id
, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false); // TODO: this is not very efficient!!
69 if (count($files) < 1) {
70 resource_print_filenotfound($resource, $cm, $course);
73 $file = reset($files);
77 $resource->mainfile
= $file->get_filename();
78 $displaytype = resource_get_final_display_type($resource);
79 if ($displaytype == RESOURCELIB_DISPLAY_OPEN ||
$displaytype == RESOURCELIB_DISPLAY_DOWNLOAD
) {
83 // Don't redirect teachers, otherwise they can not access course or module settings.
84 if ($redirect && !course_get_format($course)->has_view_page() &&
85 (has_capability('moodle/course:manageactivities', $context) ||
86 has_capability('moodle/course:update', context_course
::instance($course->id
)))) {
90 if ($redirect && !$forceview) {
91 // coming from course page or url index page
92 // this redirect trick solves caching problems when tracking views ;-)
93 $path = '/'.$context->id
.'/mod_resource/content/'.$resource->revision
.$file->get_filepath().$file->get_filename();
94 $fullurl = moodle_url
::make_file_url('/pluginfile.php', $path, $displaytype == RESOURCELIB_DISPLAY_DOWNLOAD
);
98 switch ($displaytype) {
99 case RESOURCELIB_DISPLAY_EMBED
:
100 resource_display_embed($resource, $cm, $course, $file);
102 case RESOURCELIB_DISPLAY_FRAME
:
103 resource_display_frame($resource, $cm, $course, $file);
106 resource_print_workaround($resource, $cm, $course, $file);