/**
* Run any php upgrade scripts which are required
*
* @param int $version Version upgrading from.
* @param bool $quiet Suppress errors. Don't use this.
*
* @return bool
* @access private
*/
function upgrade_code($version, $quiet = FALSE)
{
// do not remove - upgrade scripts depend on this
global $CONFIG;
$version = (int) $version;
$upgrade_path = elgg_get_config('path') . 'engine/lib/upgrades/';
$processed_upgrades = elgg_get_processed_upgrades();
// upgrading from 1.7 to 1.8. Need to bootstrap.
if (!$processed_upgrades) {
elgg_upgrade_bootstrap_17_to_18();
// grab accurate processed upgrades
$processed_upgrades = elgg_get_processed_upgrades();
}
$upgrade_files = elgg_get_upgrade_files($upgrade_path);
if ($upgrade_files === false) {
return false;
}
$upgrades = elgg_get_unprocessed_upgrades($upgrade_files, $processed_upgrades);
// Sort and execute
sort($upgrades);
foreach ($upgrades as $upgrade) {
$upgrade_version = elgg_get_upgrade_file_version($upgrade);
$success = true;
// hide all errors.
if ($quiet) {
// hide include errors as well as any exceptions that might happen
try {
if (!@(include "{$upgrade_path}/{$upgrade}")) {
$success = false;
error_log("Could not include {$upgrade_path}/{$upgrade}");
}
} catch (Exception $e) {
$success = false;
error_log($e->getmessage());
}
} else {
if (!(include "{$upgrade_path}/{$upgrade}")) {
$success = false;
error_log("Could not include {$upgrade_path}/{$upgrade}");
}
}
if ($success) {
// incrementally set upgrade so we know where to start if something fails.
$processed_upgrades[] = $upgrade;
// don't set the version to a lower number in instances where an upgrade
// has been merged from a lower version of Elgg
if ($upgrade_version > $version) {
datalist_set('version', $upgrade_version);
}
elgg_set_processed_upgrades($processed_upgrades);
} else {
return false;
}
}
return true;
}
function file_tools_upgrade_handler()
{
$upgrades_path = dirname(dirname(__FILE__)) . "/upgrades/";
// find all upgrade files
$upgrade_files = elgg_get_upgrade_files($upgrades_path);
// get processed upgrade file, so we can add our own files when done
$processed_upgrades = elgg_get_processed_upgrades();
// get unprocessed upgrade files
if ($unprocessed_upgrades = elgg_get_unprocessed_upgrades($upgrade_files, $processed_upgrades)) {
foreach ($unprocessed_upgrades as $upgrade_file) {
// make sure we don't try to run someone elses upgrade files
if (in_array($upgrade_file, $upgrade_files) && file_exists($upgrades_path . $upgrade_file)) {
// run upgrade
include $upgrades_path . $upgrade_file;
// make sure we don't do it again
$processed_upgrades[] = $upgrade_file;
}
}
// store processed upgrade files
elgg_set_processed_upgrades($processed_upgrades);
}
}
