function moodle_binary_store_file(&$filename, &$id, &$meta, $ext = ".bin")
{
# READ-Only
global $_FILES, $CFG, $course, $wiki, $groupid, $userid, $ewiki_title, $cm;
if (!$wiki->ewikiacceptbinary) {
print_error('cannotacceptbin', 'wiki');
return 0;
}
$entry = wiki_get_entry($wiki, $course, $userid, $groupid);
if (!$entry->id) {
print_error('cannotgetentry', 'wiki');
}
require_once $CFG->dirroot . '/lib/uploadlib.php';
$um = new upload_manager('upload', false, false, $course, false, 0, true, true);
if ($um->process_file_uploads("{$course->id}/{$CFG->moddata}/wiki/{$wiki->id}/{$entry->id}/{$ewiki_title}")) {
$filename = '';
// this to make sure we don't keep processing in the parent function
if (!$id) {
$newfilename = $um->get_new_filename();
$id = EWIKI_IDF_INTERNAL . $newfilename;
}
return true;
}
print_error('uploaderror', 'wiki', '', $um->print_upload_log(true));
return false;
}
if ($wiki->ewikiacceptbinary) {
define("EWIKI_UPLOAD_MAXSIZE", get_max_upload_file_size());
define("EWIKI_SCRIPT_BINARY", $ewbase . "&binary=");
}
/// Add the course module 'groupmode' to the wiki object, for easy access.
$wiki->groupmode = $cm->groupmode;
/// Is an Action given ?
if (!$action) {
error(get_string("noadministrationaction", "wiki"));
}
/// Correct Action ?
if (!in_array($action, array("setpageflags", "removepages", "strippages", "checklinks", "revertpages"))) {
error("Unknown action '{$action}'", "wiki");
}
/// May the User administrate it ?
if (($wiki_entry = wiki_get_entry($wiki, $course, $userid, $groupid)) === false || wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course) === false) {
error(get_string("notadministratewiki", "wiki"));
}
$canedit = wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course);
# Check for dangerous events (hacking) !
if (in_array($action, array("removepages", "strippages", "revertpages"))) {
if (!($wiki->wtype == "student" || ($wiki->wtype == "group" and $canedit) || wiki_is_teacher($wiki))) {
add_to_log($course->id, "wiki", "hack", "", $wiki->name . ": Tried to trick admin.php with action={$action}.");
error("Hack attack detected !");
}
}
# Database and Binary Handler
include_once $CFG->dirroot . "/mod/wiki/ewikimoodlelib.php";
include_once $CFG->dirroot . "/mod/wiki/ewiki/plugins/moodle/moodle_binary_store.php";
/// The wiki_entry->pagename is set to the specified value of the wiki,
/// or the default value in the 'lang' file if the specified value was empty.
function wiki_add_entry(&$wiki, &$course, $userid = 0, $groupid = 0)
{
/// Adds a new wiki entry of the specified type, unless already entered.
/// No checking is done here. It is assumed that the caller has the correct
/// privileges to add this entry.
global $USER;
/// If this wiki already has a wiki_type entry, return false.
if (wiki_get_entry($wiki, $course, $userid, $groupid) !== false) {
return false;
}
$wiki_entry = new Object();
switch ($wiki->wtype) {
case 'student':
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->userid = $userid ? $userid : $USER->id;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
case 'group':
/// Get the groupmode. It's been added to the wiki object.
$groupmode = groups_get_activity_groupmode($wiki);
///give the first groupid by default and try
$mygroups = mygroupid($course->id);
/// If there is a groupmode, get the group id.
if ($groupmode) {
$groupid = $groupid ? $groupid : $mygroups[0];
} else {
$groupid = 0;
}
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->groupid = $groupid;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
case 'teacher':
/// Get the groupmode. It's been added to the wiki object.
$groupmode = groups_get_activity_groupmode($wiki);
/// If there is a groupmode, get the user's group id.
if ($groupmode and $groupid == 0) {
$mygroupid = mygroupid($course->id);
$groupid = $mygroupid[0];
}
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->course = $wiki->course;
$wiki_entry->groupid = $groupid;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
}
$wiki_entry->pagename = addslashes($wiki_entry->pagename);
return insert_record("wiki_entries", $wiki_entry, true);
}
/**
* Adds a new wiki entry of the specified type, unless already entered.
*
* No checking is done here. It is assumed that the caller has the correct
* privileges to add this entry.
*
* @global object
* @global object
* @param object $wiki
* @param object $course
* @param int $userid
* @param int $groupid
* @return bool
*/
function wiki_add_entry(&$wiki, &$course, $userid = 0, $groupid = 0)
{
global $USER, $DB;
/// If this wiki already has a wiki_type entry, return false.
if (wiki_get_entry($wiki, $course, $userid, $groupid) !== false) {
return false;
}
$wiki_entry = new Object();
switch ($wiki->wtype) {
case 'student':
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->userid = $userid ? $userid : $USER->id;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
case 'group':
/// Get the groupmode. It's been added to the wiki object.
$groupmode = groups_get_activity_groupmode($wiki);
///give the first groupid by default and try
$mygroups = mygroupid($course->id);
/// If there is a groupmode, get the group id.
if ($groupmode) {
$groupid = $groupid ? $groupid : $mygroups[0];
} else {
$groupid = 0;
}
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->groupid = $groupid;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
case 'teacher':
/// Get the groupmode. It's been added to the wiki object.
$groupmode = groups_get_activity_groupmode($wiki);
/// If there is a groupmode, get the user's group id.
if ($groupmode and $groupid == 0) {
$mygroupid = mygroupid($course->id);
$groupid = $mygroupid[0];
}
$wiki_entry->wikiid = $wiki->id;
$wiki_entry->course = $wiki->course;
$wiki_entry->groupid = $groupid;
$wiki_entry->pagename = wiki_page_name($wiki);
$wiki_entry->timemodified = time();
break;
}
$wiki_entry->pagename = $wiki_entry->pagename;
return $DB->insert_record("wiki_entries", $wiki_entry, true);
}
