Added type: support to post searching

TODO

@@ -12,7 +12,6 @@ everything related to posts:
             - comment_count: 3..5
             - file_size:3K..5M
             - image_size:huge/large/medium/small
-            - type:img/flash/yt/video
             - special:liked
             - special:disliked
             - special:fav

src/Helpers/EnumHelper.php

@@ -75,6 +75,11 @@ class EnumHelper
 		return self::enumToString(self::$postTypeMap, $postType);
 	}
 
+	public static function postTypeFromString($postTypeString)
+	{
+		return self::stringToEnum(self::$postTypeMap, $postTypeString);
+	}
+
 	public static function snapshotTypeFromString($snapshotTypeString)
 	{
 		return self::stringToEnum(self::$snapshotTypeMap, $snapshotTypeString);

src/SearchServices/Filters/PostFilter.php

@@ -20,6 +20,7 @@ class PostFilter extends BasicFilter implements IFilter
 	const REQUIREMENT_UPLOADER = 'uploader.name';
 	const REQUIREMENT_SAFETY = 'safety';
 	const REQUIREMENT_FAVORITE = 'favorite.name';
+	const REQUIREMENT_TYPE = 'contentType';
 
 	public function __construct()
 	{

src/SearchServices/Parsers/PostSearchParser.php

@@ -46,6 +46,9 @@ class PostSearchParser extends AbstractSearchParser
 		elseif ($token->getKey() === 'fav')
 			$this->addFavRequirement($filter, $token);
 
+		elseif ($token->getKey() === 'type')
+			$this->addTypeRequirement($filter, $token);
+
 		else
 			throw new \BadMethodCallException('Not supported');
 	}
@@ -178,6 +181,19 @@ class PostSearchParser extends AbstractSearchParser
 			self::ALLOW_COMPOSITE);
 	}
 
+	private function addTypeRequirement($filter, $token)
+	{
+		$this->addRequirementFromToken(
+			$filter,
+			$token,
+			\Szurubooru\SearchServices\Filters\PostFilter::REQUIREMENT_TYPE,
+			self::ALLOW_COMPOSITE,
+			function ($value)
+			{
+				return \Szurubooru\Helpers\EnumHelper::postTypeFromSTring($value);
+			});
+	}
+
 	private function dateToTime($value)
 	{
 		$value = strtolower(trim($value));