148 lines
3.5 KiB
PHP
148 lines
3.5 KiB
PHP
<?php
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/**
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* Sent when the admin page is ready to be added to
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*/
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class AdminBuildingEvent extends Event {
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var $page;
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public function AdminBuildingEvent($page) {
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$this->page = $page;
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}
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}
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class AdminPage implements Extension {
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var $theme;
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public function receive_event(Event $event) {
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global $config, $database, $page, $user;
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if(is_null($this->theme)) $this->theme = get_theme_object($this);
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if(($event instanceof PageRequestEvent) && $event->page_matches("admin")) {
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if(!$user->is_admin()) {
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$this->theme->display_permission_denied($page);
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}
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else {
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if($event->get_arg(0) == "delete_image") {
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// FIXME: missing lots of else {complain}
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if(isset($_POST['image_id'])) {
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$image = Image::by_id($_POST['image_id']);
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if($image) {
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send_event(new ImageDeletionEvent($image));
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$page->set_mode("redirect");
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$page->set_redirect(make_link("post/list"));
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}
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}
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}
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else {
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send_event(new AdminBuildingEvent($page));
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}
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}
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}
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if(($event instanceof PageRequestEvent) && $event->page_matches("admin_utils")) {
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if($user->is_admin()) {
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log_info("admin", "Util: {$_POST['action']}");
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set_time_limit(0);
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$redirect = false;
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switch($_POST['action']) {
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case 'lowercase all tags':
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$this->lowercase_all_tags();
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$redirect = true;
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break;
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case 'recount tag use':
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$this->recount_tag_use();
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$redirect = true;
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break;
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case 'purge unused tags':
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$this->purge_unused_tags();
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$redirect = true;
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break;
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case 'database dump':
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$this->dbdump($page);
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break;
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}
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if($redirect) {
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$page->set_mode("redirect");
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$page->set_redirect(make_link("admin"));
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}
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}
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}
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if($event instanceof ImageAdminBlockBuildingEvent) {
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if($user->is_admin()) {
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$event->add_part($this->theme->get_deleter_html($event->image->id));
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}
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}
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if($event instanceof AdminBuildingEvent) {
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$this->theme->display_page($page);
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$this->theme->display_form($page);
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}
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if($event instanceof UserBlockBuildingEvent) {
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if($user->is_admin()) {
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$event->add_link("Board Admin", make_link("admin"));
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}
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}
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}
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private function lowercase_all_tags() {
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global $database;
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$database->execute("UPDATE tags SET tag=lower(tag)");
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}
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private function recount_tag_use() {
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global $database;
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$database->Execute("
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UPDATE tags
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SET count = COALESCE(
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SELECT COUNT(image_id) FROM image_tags WHERE tag_id=tags.id GROUP BY tag_id,
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0
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)");
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}
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private function purge_unused_tags() {
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global $database;
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$this->recount_tag_use();
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$database->Execute("DELETE FROM tags WHERE count=0");
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}
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private function dbdump($page) {
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include "config.php";
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$matches = array();
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preg_match("#(\w+)://(\w+):(\w+)@([\w\.\-]+)/([\w_]+)(\?.*)?#", $database_dsn, $matches);
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$software = $matches[1];
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$username = $matches[2];
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$password = $matches[3];
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$hostname = $matches[4];
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$database = $matches[5];
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switch($software) {
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case 'mysql':
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$cmd = "mysqldump -h$hostname -u$username -p$password $database";
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break;
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}
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$page->set_mode("data");
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$page->set_type("application/x-unknown");
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$page->set_filename('shimmie-'.date('Ymd').'.sql');
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$page->set_data(shell_exec($cmd));
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}
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private function check_for_orphanned_images() {
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$orphans = array();
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foreach(glob("images/*") as $dir) {
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foreach(glob("$dir/*") as $file) {
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$hash = str_replace("$dir/", "", $file);
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if(!$this->db_has_hash($hash)) {
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$orphans[] = $hash;
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}
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}
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}
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}
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}
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add_event_listener(new AdminPage());
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?>
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