public static function import_all()
{
global $wp_rewrite;
global $ojs_mapping;
self::$start_time = time();
self::$fetch_time = 0;
self::$posttime = time();
self::$global_imported_links = self::get_ojsimport_links();
self::$global_imported_posts = self::get_ojsimport_posts();
$sources = array();
$import_tests = (bool) get_option('ojsimport_import_tests');
if ($import_tests) {
require_once dirname(__FILE__) . '/ojsimport-test.php';
$sources = ojsimport_test::get_sources();
}
$sources = array_merge($sources, self::get_data_sources());
// login to data source server if auth details are given
$login_url = get_option('ojsimport_login_url');
$username = get_option('ojsimport_username');
$password = get_option('ojsimport_password');
if ($username != "") {
if ($login_url == "") {
$login_url = null;
}
$ret = ojsaccess::login($login_url, $username, $password);
if ($ret === false) {
return new WP_Error('curl_not_installed', __("You have to install php5_curl to use authentication!"));
}
}
self::load_ec3();
$g_ret = true;
foreach ($sources as $key => $source) {
if (is_wp_error($source)) {
$g_ret = $source;
continue;
}
$items = call_user_func($source, $key);
if (is_wp_error($items)) {
if (is_array($source)) {
// source is a class function
$source = $source[0] . '::' . $source[1];
}
$source .= '(' . $key . ')';
error_log("ojsimport: could not import from:" . $source);
error_log($items->get_error_message());
$g_ret = $items;
continue;
}
foreach ($items as $item) {
if (is_wp_error($item)) {
error_log($item->get_error_message());
$g_ret = $item;
continue;
}
$ret = self::import_data($item);
if (is_wp_error($ret)) {
error_log($ret->get_error_message());
$g_ret = $ret;
}
}
}
// XXX: this is needed due to a bug in wordpress category cache
wp_cache_flush();
delete_option('category_children');
// XXX: needed to make permalinks work (not documented)
$wp_rewrite->flush_rules();
// delete leftover posts that are not available in the sources anymore
// only if import was successful
$ret = true;
if (is_wp_error($g_ret)) {
error_log('Import was not successful. Not deleting leftover posts!');
} else {
if (!empty(self::$global_imported_posts)) {
$ret = self::delete_posts(self::$global_imported_posts);
}
if (is_wp_error($ret)) {
$g_ret = $ret;
}
if (!empty(self::$global_imported_links)) {
$ret = self::delete_links(self::$global_imported_links);
}
}
if (is_wp_error($ret)) {
$g_ret = $ret;
}
if (!is_wp_error($g_ret)) {
$g_ret = 'The import took ' . (time() - self::$start_time) . ' seconds.' . "\n";
$g_ret .= 'Fetching data took ' . self::$fetch_time . ' seconds.';
}
return $g_ret;
}
