function glossary_rss_feeds()
{
global $CFG;
$status = true;
//Check CFG->enablerssfeeds
if (empty($CFG->enablerssfeeds)) {
debugging("DISABLED (admin variables)");
//Check CFG->glossary_enablerssfeeds
} else {
if (empty($CFG->glossary_enablerssfeeds)) {
debugging("DISABLED (module configuration)");
//It's working so we start...
} else {
//Iterate over all glossaries
if ($glossaries = get_records("glossary")) {
foreach ($glossaries as $glossary) {
if (!empty($glossary->rsstype) && !empty($glossary->rssarticles) && $status) {
$filename = rss_file_name('glossary', $glossary);
// RSS file
//First let's make sure there is work to do by checking existing files
if (file_exists($filename)) {
if ($lastmodified = filemtime($filename)) {
if (!glossary_rss_newstuff($glossary, $lastmodified)) {
continue;
}
}
}
//Ignore hidden forums
if (!instance_is_visible('glossary', $glossary)) {
if (file_exists($filename)) {
@unlink($filename);
}
continue;
}
mtrace("Updating RSS feed for " . format_string($glossary->name, true) . ", ID: {$glossary->id}");
//Get the XML contents
$result = glossary_rss_feed($glossary);
//Save the XML contents to file
if (!empty($result)) {
$status = rss_save_file("glossary", $glossary, $result);
}
//Some debug...
if (debugging()) {
if (empty($result)) {
echo "ID: {$glossary->id}-> (empty) ";
} else {
if (!empty($status)) {
echo "ID: {$glossary->id}-> OK ";
} else {
echo "ID: {$glossary->id}-> FAIL ";
}
}
}
}
}
}
}
}
return $status;
}
function forum_rss_delete_file($forum)
{
global $CFG;
$rssfile = rss_file_name('forum', $forum);
if (file_exists($rssfile)) {
return unlink($rssfile);
} else {
return true;
}
}
function lightboxgallery_rss_feeds()
{
global $CFG;
$status = true;
if (!$CFG->enablerssfeeds) {
debugging('DISABLED (admin variables)');
} else {
if (!get_config('lightboxgallery', 'enablerssfeeds')) {
debugging('DISABLED (module configuration)');
} else {
if ($galleries = get_records('lightboxgallery')) {
foreach ($galleries as $gallery) {
if ($gallery->rss && $status) {
$filename = rss_file_name('lightboxgallery', $gallery);
if (file_exists($filename)) {
if ($lastmodified = filemtime($filename)) {
if ($lastmodified > time() - HOURSECS) {
continue;
}
}
}
if (!instance_is_visible('lightboxgallery', $gallery)) {
if (file_exists($filename)) {
@unlink($filename);
}
continue;
}
mtrace('Updating RSS feed for ' . format_string($gallery->name, true) . ', ID: ' . $gallery->id);
$result = lightboxgallery_rss_feed($gallery);
if (!empty($result)) {
$status = rss_save_file('lightboxgallery', $gallery, $result);
}
if (debugging()) {
if (empty($result)) {
echo 'ID: ' . $gallery->id . '-> (empty) ';
} else {
if (!empty($status)) {
echo 'ID: ' . $gallery->id . '-> OK ';
} else {
echo 'ID: ' . $gallery->id . '-> FAIL ';
}
}
}
}
}
}
}
}
return $status;
}
function data_rss_feeds()
{
global $CFG, $DB;
$status = true;
// Check CFG->enablerssfeeds.
if (empty($CFG->enablerssfeeds)) {
debugging("DISABLED (admin variables)");
} else {
if (empty($CFG->data_enablerssfeeds)) {
debugging("DISABLED (module configuration)");
} else {
// Iterate over all data.
if ($datas = $DB->get_records('data')) {
foreach ($datas as $data) {
if ($data->rssarticles > 0) {
// Get the first field in the list (a hack for now until we have a selector)
if (!($firstfield = $DB->get_record_sql('SELECT id,name FROM {data_fields} WHERE dataid = ? ORDER by id', array($data->id), true))) {
continue;
}
// Get the data_records out.
$approved = $data->approval ? ' AND dr.approved = 1 ' : ' ';
$sql = "SELECT dr.*, u.firstname, u.lastname\n FROM {data_records} dr, {user} u\n WHERE dr.dataid = ? {$approved}\n AND dr.userid = u.id\n ORDER BY dr.timecreated DESC";
if (!($records = $DB->get_records_sql($sql, array($data->id), 0, $data->rssarticles))) {
continue;
}
$firstrecord = array_shift($records);
// Get the first and put it back
array_unshift($records, $firstrecord);
$filename = rss_file_name('data', $data);
if (file_exists($filename)) {
if (filemtime($filename) >= $firstrecord->timemodified) {
continue;
}
}
// Now create all the articles
mtrace('Creating feed for ' . $data->name);
$items = array();
foreach ($records as $record) {
$recordarray = array();
array_push($recordarray, $record);
$item = null;
// guess title or not
if (!empty($data->rsstitletemplate)) {
$item->title = data_print_template('rsstitletemplate', $recordarray, $data, '', 0, true);
} else {
// else we guess
$item->title = strip_tags($DB->get_field('data_content', 'content', array('fieldid' => $firstfield->id, 'recordid' => $record->id)));
}
$item->description = data_print_template('rsstemplate', $recordarray, $data, '', 0, true);
$item->pubdate = $record->timecreated;
$item->link = $CFG->wwwroot . '/mod/data/view.php?d=' . $data->id . '&rid=' . $record->id;
array_push($items, $item);
}
$course = $DB->get_record('course', array('id' => $data->course));
// First all rss feeds common headers.
$header = rss_standard_header($course->shortname . ': ' . format_string($data->name, true), $CFG->wwwroot . "/mod/data/view.php?d=" . $data->id, format_string($data->intro, true));
//TODO: fix format
if (!empty($header)) {
$articles = rss_add_items($items);
}
// Now all rss feeds common footers.
if (!empty($header) && !empty($articles)) {
$footer = rss_standard_footer();
}
// Now, if everything is ok, concatenate it.
if (!empty($header) && !empty($articles) && !empty($footer)) {
$rss = $header . $articles . $footer;
//Save the XML contents to file.
$status = rss_save_file('data', $data, $rss);
} else {
$status = false;
}
}
}
}
}
}
return $status;
}
function rss_save_file($modname, $mod, $result)
{
global $CFG;
$status = true;
if (!($basedir = make_upload_directory('rss/' . $modname))) {
//Cannot be created, so error
$status = false;
}
if ($status) {
$file = rss_file_name($modname, $mod);
$rss_file = fopen($file, "w");
if ($rss_file) {
$status = fwrite($rss_file, $result);
fclose($rss_file);
} else {
$status = false;
}
}
return $status;
}
