mirror_php/moodle
1
0
Fork 0
mirror of https://github.com/moodle/moodle.git synced 2025-04-20 16:04:25 +02:00
Code Issues Projects Releases Wiki Activity

MDL-30214: Added function forum_get_file_info() to fix the bug with choosing recent forum files in filepicker

Browse Source
This commit is contained in:
Marina Glancy 2011-11-28 11:51:55 +08:00
parent 1de9151c6f
commit beb180689b
1 changed files with 66 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

66
mod/forum/lib.php
View File

@ -4012,6 +4012,72 @@ function forum_get_file_areas($course, $cm, $context) {
return $areas;
}
/**
* File browsing support for forum module.
*
* @param object $browser
* @param object $areas
* @param object $course
* @param object $cm
* @param object $context
* @param string $filearea
* @param int $itemid
* @param string $filepath
* @param string $filename
* @return object file_info instance or null if not found
*/
function forum_get_file_info($browser, $areas, $course, $cm, $context, $filearea, $itemid, $filepath, $filename) {
global $CFG, $DB;
if ($context->contextlevel != CONTEXT_MODULE) {
return null;
}
$fileareas = array('attachment', 'post');
if (!in_array($filearea, $fileareas)) {
return null;
}
if (!$post = $DB->get_record('forum_posts', array('id' => $itemid))) {
return null;
}
if (!$discussion = $DB->get_record('forum_discussions', array('id' => $post->discussion))) {
return null;
}
if (!$forum = $DB->get_record('forum', array('id' => $cm->instance))) {
return null;
}
$fs = get_file_storage();
$filepath = is_null($filepath) ? '/' : $filepath;
$filename = is_null($filename) ? '.' : $filename;
if (!($storedfile = $fs->get_file($context->id, 'mod_forum', $filearea, $itemid, $filepath, $filename))) {
return null;
}
// Make sure groups allow this user to see this file
if ($discussion->groupid > 0 and $groupmode = groups_get_activity_groupmode($cm, $course)) { // Groups are being used
if (!groups_group_exists($discussion->groupid)) { // Can't find group
return null; // Be safe and don't send it to anyone
}
if (!groups_is_member($discussion->groupid) and !has_capability('moodle/site:accessallgroups', $context)) {
// do not send posts from other groups when in SEPARATEGROUPS or VISIBLEGROUPS
return null;
}
}
// Make sure we're allowed to see it...
if (!forum_user_can_see_post($forum, $discussion, $post, NULL, $cm)) {
return null;
}
$urlbase = $CFG->wwwroot.'/pluginfile.php';
return new file_info_stored($browser, $context, $storedfile, $urlbase, $filearea, $itemid, true, true, false);
}
/**
* Serves the forum attachments. Implements needed access control ;-)
*