function create_metachannel(&$record)
{
static $metachannels;
if (!is_array($metachannels)) {
$metachannels = array();
}
if (!array_key_exists($record->id . '', $metachannels)) {
$channel = get_record('podcaster', 'id', $record->channel);
$channel->target = $record->target;
$channel->params = $record->params;
$channel->path = $record->path;
$channel->timemodified = $channel->timemodified > $record->timemodified ? $channel->timemodified : $record->timemodified;
$metachannels[$record->id . ''] = podcaster_channel::create_channel($channel);
}
return $metachannels[$record->id . ''];
}
function podcaster_sync_file($repository, $path, $action)
{
global $CFG;
$updatelist = array();
$sql = 'SELECT * FROM ' . $CFG->prefix . 'podcaster WHERE repository = ' . $repository . ' AND image = \'' . $path . '\'';
$channels = get_records_sql($sql);
if ($channels) {
foreach ($channels as $channel) {
$channelObj = podcaster_channel::create_channel($channel);
$channel->image = $channelObj->image = $action == 'delete' ? '' : $path;
$channel->imageurl = $channelObj->imageurl = '';
$channel->imagetype = $channelObj->imagetype = '';
$channel->imagelength = $channelObj->imagelength = 0;
$channel->imagewidth = $channelObj->imagewidth = 0;
$channel->imageheight = $channelObj->imageheight = 0;
update_record('podcaster', $channel);
$updatelist[$channel->id . ''] = $channelObj;
}
}
$sql = 'SELECT ' . $CFG->prefix . 'podcaster_item.* FROM ' . $CFG->prefix . 'podcaster,' . $CFG->prefix . 'podcaster_item
WHERE ' . $CFG->prefix . 'podcaster.repository = ' . $repository . '
AND ' . $CFG->prefix . 'podcaster.id = ' . $CFG->prefix . 'podcaster_item.channel
AND ' . $CFG->prefix . 'podcaster_item.enclosure = \'' . $path . '\'';
$items = get_records_sql($sql);
if ($items) {
foreach ($items as $item) {
if (!array_key_exists($item->channel . '', $updatelist)) {
$channel = get_record('podcaster', 'id', $item->channel);
$channelObj = podcaster_channel::create_channel($channel);
$updatelist[$channel->id . ''] = $channelObj;
}
$item->enclosure = $action == 'delete' ? '' : $path;
$item->enclosureurl = '';
$item->enclosuretype = '';
$item->enclosurelength = 0;
update_record('podcaster_item', $item);
}
}
foreach ($updatelist as $id => $channelObj) {
if (!$channelObj->ismeta) {
$channelObj->update_rss();
}
}
}
error('Course module is incorrect');
}
} else {
if (!($channel = get_record('podcaster', 'id', $channel))) {
error('Course module is incorrect');
}
if (!($course = get_record('course', 'id', $channel->course))) {
error('Course is misconfigured');
}
if (!($cm = get_coursemodule_from_instance('podcaster', $channel->id, $course->id))) {
error('Course Module ID was incorrect');
}
}
require_login($course->id, false, $cm);
// load appropriate channel
$channel = podcaster_channel::create_channel($channel, $cm);
if (!$channel->can_edit()) {
print_error('nopermissions');
}
// get the item instance
if ($id) {
$item = $channel->get_item($id);
} else {
$item = $channel->create_item();
}
if (!$item) {
error('Item ID was incorrect');
}
$mform =& new podcaster_itemform($item, $course, $cm);
$mform->set_data($item->get_data());
if ($mform->is_cancelled()) {
function get_items()
{
if ($this->items == NULL) {
foreach ($this->params as $p) {
$channels = get_records_select('podcaster', 'repository = ' . $p . ' AND ismeta = 0', 'name,timemodified');
if ($channels) {
foreach ($channels as $channel) {
$item = podcaster_channel::create_channel($channel);
if ($item->coursemodule->visible) {
$item->title = $item->name;
$item->description = $item->intro;
$this->items[] = $item;
}
}
}
}
}
return $this->items;
}
function process_toolsform(&$formdata)
{
global $CFG;
$error_reporting = ini_get('error_reporting');
$display_errors = ini_get('display_errors');
ini_set('error_reporting', E_ALL);
ini_set('display_errors', 'On');
if (isset($formdata->updatechannels)) {
include_once $CFG->dirroot . '/mod/podcaster/lib/public.php';
include_once $CFG->dirroot . '/mod/podcaster/lib/util.php';
$start = microtime();
echo '<pre>Clearing cache ...</pre>';
flush();
execute_sql('UPDATE ' . $CFG->prefix . 'podcaster_item SET enclosureurl = \'\', enclosurelength = 0, enclosuretype = \'\'');
execute_sql('UPDATE ' . $CFG->prefix . 'podcaster SET imageurl = \'\', imagewidth = 0, imageheight = 0, imagetype = \'\', imagelength = 0 WHERE ismeta = 0');
$channels = get_records('podcaster', 'ismeta', '0');
echo '<pre>Updating all channels ...</pre>';
flush();
if ($channels) {
foreach ($channels as $channel) {
echo '<pre> Updating ' . $channel->id . ': ' . htmlspecialchars($channel->name) . '</pre>';
flush();
$channelstart = microtime();
$channelObj = podcaster_channel::create_channel($channel);
$channelObj->update_rss();
echo '<pre><a href="' . $channelObj->get_rss_link() . '">RSS</a> <a href="' . $CFG->wwwroot . '/mod/podcaster/view.php?channel=' . $channelObj->id . '">HTML</a></pre>';
echo '<pre> done in ' . podcaster_util::time_diff($channelstart, microtime()) . '</pre>';
flush();
}
}
echo '<pre>done in ' . podcaster_util::time_diff($start, microtime()) . '</pre>';
die;
} elseif (isset($formdata->updatemetachannels)) {
include_once $CFG->dirroot . '/mod/podcaster/lib/public.php';
include_once $CFG->dirroot . '/mod/podcaster/lib/util.php';
$start = microtime();
echo '<pre>Clearing cache ...</pre>';
execute_sql('UPDATE ' . $CFG->prefix . 'podcaster SET imageurl = \'\', imagewidth = 0, imageheight = 0, imagetype = \'\', imagelength = 0 WHERE ismeta = 1');
$channels = get_records('podcaster_metachannel');
echo '<pre>Updating all metachannels ...</pre>';
flush();
if ($channels) {
foreach ($channels as $channel) {
echo '<pre> Updating ' . $channel->id . ': ' . htmlspecialchars($channel->name) . '</pre>';
flush();
$channelstart = microtime();
$channelObj = podcaster_channel::create_metachannel($channel);
$channelObj->update_rss();
echo '<pre><a href="' . $channelObj->get_rss_link() . '">RSS</a> <a href="' . $CFG->wwwroot . '/mod/podcaster/view.php?channel=' . $channelObj->id . '">HTML</a></pre>';
echo '<pre> done in ' . podcaster_util::time_diff($channelstart, microtime()) . '</pre>';
flush();
}
}
echo '<pre>done in ' . podcaster_util::time_diff($start, microtime()) . '</pre>';
die;
}
ini_set('error_reporting', $error_reporting);
ini_set('display_errors', $display_errors);
return PODCASTER_NOERROR;
}
