shimmie2/contrib/shimmie_api/main.php

<?php
/*
 * Name: [Beta] Shimmie JSON API
 * Author: Shish <webmaster@shishnet.org>
 * Description: A JSON interface to shimmie data [WARNING]
 * Documentation:
 *   <b>Admin Warning:</b> this exposes private data, eg IP addresses
 *   <p><b>Developer Warning:</b> the API is unstable; notably, private data may get hidden
 *   <p><b><u>Usage:</b></u>
 *   <p><b>get_tags</b> - List of all tags. (May contain unused tags)
 *   <br><ul>tags - <i>Optional</i> - Search for more specific tags (Searchs TAG*)</ul>
 *   <p><b>get_image</b> - Get image via id.
 *   <br><ul>id - <i>Required</i> - User id. (Defaults to id=1 if empty)</ul>
 *   <p><b>find_images</b> - List of latest 12(?) images.
 *   <p><b>get_user</b> - Get user info. (Defaults to id=2 if both are empty)
 *   <br><ul>id - <i>Optional</i> - User id.</ul>
 *   <ul>name - <i>Optional</i> - User name.</ul>
 */


class _SafeImage {
#{"id":"2","height":"768","width":"1024","hash":"71cdfaabbcdad3f777e0b60418532e94","filesize":"439561","filename":"HeilAmu.png","ext":"png","owner_ip":"0.0.0.0","posted":"0000-00-00 00:00:00","source":null,"locked":"N","owner_id":"0","rating":"u","numeric_score":"0","text_score":"0","notes":"0","favorites":"0","posted_timestamp":-62169955200,"tag_array":["cat","kunimitsu"]}

	function __construct(Image $img) {
		$this->id       = $img->id;
		$this->height   = $img->height;
		$this->width    = $img->width;
		$this->hash     = $img->hash;
		$this->filesize = $img->filesize;
		$this->ext      = $img->ext;
		$this->posted   = $img->posted_timestamp;
		$this->source   = $img->source;
		$this->owner_id = $img->owner_id;
		$this->tags     = $img->tag_array;
	}
}

class ShimmieApi extends Extension {
	public function onPageRequest(PageRequestEvent $event) {
		global $database, $page;

		if($event->page_matches("api/shimmie")) {
			$page->set_mode("data");
			$page->set_type("text/plain");
			if(!$event->page_matches("api/shimmie/get_tags") && !$event->page_matches("api/shimmie/get_image") && !$event->page_matches("api/shimmie/find_images") && !$event->page_matches("api/shimmie/get_user")){
				$page->set_mode("redirect");
				$page->set_redirect(make_link("ext_doc/shimmie_api"));
			}

			if($event->page_matches("api/shimmie/get_tags")){
				$arg = $event->get_arg(0);

				if(!empty($arg)){
					$all = $database->get_all(
						"SELECT tag FROM tags WHERE tag LIKE ?",
						array($arg."%"));
				}
				elseif(isset($_GET['id'])){
					$all = $database->get_all(
						"SELECT tag FROM tags WHERE tag LIKE ?",
						array($_GET['tag']."%"));
				}
				else {
					$all = $database->get_all("SELECT tag FROM tags");
				}
				$res = array();
				foreach($all as $row) {$res[] = $row["tag"];}
				$page->set_data(json_encode($res));
			}

			if($event->page_matches("api/shimmie/get_image")) {
				$arg = $event->get_arg(0);
				if(!empty($arg)){
					$image = Image::by_id(int_escape($event->get_arg(0)));
				}
				elseif(isset($_GET['id'])){
					$image = Image::by_id(int_escape($_GET['id']));
				}
				else{
					$image = Image::by_id(int_escape("1")); //Default to id=1
				}
				$image->get_tag_array(); // tag data isn't loaded into the object until necessary
				$safe_image = new _SafeImage($image);
				$page->set_data(json_encode($safe_image));
			}

			if($event->page_matches("api/shimmie/find_images")) {
				$search_terms = $event->get_search_terms();
				$page_number = $event->get_page_number();
				$page_size = $event->get_page_size();
				$images = Image::find_images(($page_number-1)*$page_size, $page_size, $search_terms);
				$safe_images = array();
				foreach($images as $image) {
					$image->get_tag_array();
					$safe_images[] = new _SafeImage($image);
				}
				$page->set_data(json_encode($safe_images));
			}

			if($event->page_matches("api/shimmie/get_user")) {
				if(isset($_GET['name'])){
					$all = $database->get_all(
						"SELECT id,name,joindate,class FROM users WHERE name=?",
						array($_GET['name']));
				}

				if(isset($_GET['id'])){
					$all = $database->get_all(
						"SELECT id,name,joindate,class FROM users WHERE id=?",
						array($_GET['id']));
				}

				if(!isset($_GET['id']) && !isset($_GET['name'])){
					$all = $database->get_all(
						"SELECT id,name,joindate,class FROM users WHERE id=?",
						array("2")); //In 99% of cases, this will be the admin.
				}

				$all = $all[0];
				//FIXME?: For some weird reason, get_all seems to return twice. Unsetting second value to make things look nice..
				for($i=0; $i<4; $i++) unset($all[$i]);
				/*TODO: Might be worth making it possible just to get a certain stat (Using &stat=uploadcount or something)
					This would lessen strain on DB? */
				$all['uploadcount'] = Image::count_images(array("user_id=".$all['id']));
				$all['uploadperday'] = sprintf("%.1f", ($all['uploadcount'] / (((time() - strtotime($all['joindate'])) / 86400) + 1)));
				$all['commentcount'] = $database->get_one(
					"SELECT COUNT(*) AS count FROM comments WHERE owner_id=:owner_id",
					array("owner_id"=>$all['id']));
				$all['commentperday'] = sprintf("%.1f", ($all['commentcount'] / (((time() - strtotime($all['joindate'])) / 86400) + 1)));
				$page->set_data(json_encode($all));
			}
		}
	}
}
?>