/**
* Updates the appropriate cache file
*
* @param string title of the datastore item
* @param mixed The data associated with the title
*
* @return void
*/
public function build($title = '', $data = '', $unserialize = 0)
{
parent::build($title, $data, $unserialize);
$this->storeWinCache($title, $data);
}
/**
* Updates the appropriate cache file
*
* @param string title of the datastore item
* @param mixed The data associated with the title
*
* @return void
*/
public function build($title = '', $data = '', $unserialize = 0)
{
parent::build($title, $data, $unserialize);
$this->storeEAccelerator($title, $data);
}
/**
* Updates the appropriate cache file
*
* @param string title of the datastore item
* @param mixed The data associated with the title
*
* @return void
*/
public function build($title = '', $data = '', $unserialize = 0)
{
parent::build($title, $data, $unserialize);
if (!in_array($title, $this->cacheableitems)) {
return;
}
if (!file_exists($this->datastoreLocation . '/datastore_cache.php')) {
// file doesn't exist so don't try to write to it
return;
}
$data_code = var_export(unserialize(trim($data)), true);
if ($this->lock()) {
$cache = file_get_contents($this->datastoreLocation . '/datastore_cache.php');
// this is equivalent to the old preg_match system, but doesn't have problems with big files (#23186)
$open_match = strpos($cache, "### start {$title} ###");
if ($open_match) {
// matched and not at the beginning
$preceding = $cache[$open_match - 1];
if ($preceding != "\n" and $preceding != "\r") {
$open_match = false;
}
}
if ($open_match) {
$close_match = strpos($cache, "### end {$title} ###", $open_match);
if ($close_match) {
// matched and not at the beginning
$preceding = $cache[$close_match - 1];
if ($preceding != "\n" and $preceding != "\r") {
$close_match = false;
}
}
}
// if we matched the beginning and end, then update the cache
if (!empty($open_match) and !empty($close_match)) {
$replace_start = $open_match - 1;
// include the \n
$replace_end = $close_match + strlen("### end {$title} ###");
$cache = substr_replace($cache, "\n### start {$title} ###\n\${$title} = {$data_code};\n### end {$title} ###", $replace_start, $replace_end - $replace_start);
}
// try an atomic operation first, if that fails go for the old method
$atomic = false;
if ($fp = @fopen($this->datastoreLocation . '/datastore_cache_atomic.php', 'w')) {
fwrite($fp, $cache);
fclose($fp);
$atomic = $this->atomic_move($this->datastoreLocation . '/datastore_cache_atomic.php', $this->datastoreLocation . '/datastore_cache.php');
}
if (!$atomic and $fp = @fopen($this->datastoreLocation . '/datastore_cache.php', 'w')) {
fwrite($fp, $cache);
fclose($fp);
}
$this->unlock();
// /* insert query */
$this->db_assertor->assertQuery('replace_adminutil', array('text' => $cache));
} else {
trigger_error('Could not obtain file lock', E_USER_ERROR);
}
}
