/**
* Shutdown function for detecting if the PHP script reaches the maximum execution time limit
* while importing a feed.
*
* @since 4.6.6
*/
function wprss_detect_exec_timeout()
{
// Get last error
if ($error = error_get_last()) {
// Check if it is an E_ERROR and if it is a max exec time limit error
if ($error['type'] === E_ERROR && stripos($error['message'], 'maximum execution') === 0) {
// If the importing process was running
if (array_key_exists('wprss_importing_feed', $GLOBALS) && $GLOBALS['wprss_importing_feed'] !== NULL) {
// Get the ID of the feed that was importing
$feed_ID = $GLOBALS['wprss_importing_feed'];
// Perform clean up
wprss_flag_feed_as_idle($feed_ID);
$msg = sprintf(__('The PHP script timed out while importing an item from this feed, after %d seconds.', WPRSS_TEXT_DOMAIN), wprss_get_item_import_time_limit());
update_post_meta($feed_ID, 'wprss_error_last_import', $msg);
// Log the error
wprss_log('The PHP script timed out while importing feed #' . $feed_ID, NULL, WPRSS_LOG_LEVEL_ERROR);
}
}
}
}
/**
* Delete old feed items from the database to avoid bloat.
* As of 3.8, it uses the new feed age system.
*
* @since 3.8
*/
function wprss_truncate_posts()
{
// Get general settings
$general_settings = get_option('wprss_settings_general');
// Get all feed sources
$feed_sources = wprss_get_all_feed_sources();
// Check if there are feed sources
if ($feed_sources->have_posts()) {
// FOR EACH FEED SOURCE
while ($feed_sources->have_posts()) {
$feed_sources->the_post();
// Get the max age setting for this feed source
$max_age = wprss_get_max_age_for_feed_source(get_the_ID());
// If the data is empty, do not delete
if ($max_age === FALSE) {
continue;
}
// Get all feed items for this source
$feed_items = wprss_get_feed_items_for_source(get_the_ID());
// If there are feed items
if ($feed_items->have_posts()) {
// Extend the timeout time limit for the deletion of the feed items
$time_limit = wprss_get_item_import_time_limit();
wprss_log("Extended execution time limit by {$time_limit}s for imported items truncation.", null, WPRSS_LOG_LEVEL_INFO);
set_time_limit($time_limit);
// For each feed item
while ($feed_items->have_posts()) {
$feed_items->the_post();
// If the post is older than the maximum age
if (wprss_is_feed_item_older_than(get_the_ID(), $max_age) === TRUE) {
// Delete the post
wp_delete_post(get_the_ID(), true);
}
}
// Reset feed items query data
wp_reset_postdata();
}
}
// Reset feed sources query data
wp_reset_postdata();
}
// If the filter to use the fixed limit is enabled, call the old truncation function
if (apply_filters('wprss_use_fixed_feed_limit', FALSE) === TRUE && isset($general_settings['limit_feed_items_db'])) {
wprss_old_truncate_posts();
}
}