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<?php
/**
* Download the video thumbnail in the server and link it to video
*
* First determine if the upgrade is needed and then if needed, batch the update
*/
$items = elgg_get_entities(array(
'type' => 'object',
'subtype' => 'videolist',
'limit' => 5,
'order_by' => 'e.time_created asc',
));
// if not items, no upgrade required
if (!$items) {
return;
}
// if all five of the items have empty thumbnails, we need to upgrade
foreach ($items as $item) {
if ($item->thumbnail === true) {
return;
}
}
/**
* Downloads the thumbnail and saves into data folder
*
* @param ElggObject $item
* @return bool
*/
function videolist_2012022501($item) {
require_once(elgg_get_plugins_path() . 'upgrade-tools/lib/upgrade_tools.php');
// get thumbnail image
$thumbnail = file_get_contents($item->thumbnail);
if (!$thumbnail) {
return false;
}
$prefix = "videolist/" . $item->guid;
$filehandler = new ElggFile();
$filehandler->owner_guid = $item->owner_guid;
$filehandler->setFilename($prefix . ".jpg");
$filehandler->open("write");
$filehandler->write($thumbnail);
$filehandler->close();
// update properties
if ($item->url) {
$item->video_url = $item->url;
$item->deleteMetadata('url');
}
if ($item->desc) {
$item->description = $item->desc;
$item->deleteMetadata('desc');
$item->save();
}
if ($item->embedurl) {
$item->deleteMetadata('embedurl');
}
upgrade_change_subtype($item, 'videolist_item');
return true;
}
$previous_access = elgg_set_ignore_access(true);
$options = array(
'type' => 'object',
'subtype' => 'videolist',
'limit' => 0,
);
$batch = new ElggBatch('elgg_get_entities', $options, 'videolist_2012022501', 100);
elgg_set_ignore_access($previous_access);
if ($batch->callbackResult) {
error_log("Elgg videolist upgrade (2012022501) succeeded");
} else {
error_log("Elgg videolist upgrade (2012022501) failed");
}
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