1 files changed, 62 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Utils/Image.php b/www/wiki/extensions/SemanticMediaWiki/src/Utils/Image.php
new file mode 100644
index 00000000..46cb65c6
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Utils/Image.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace SMW\Utils;
+
+use SMW\DIWikiPage;
+use RuntimeException;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class Image {
+
+	/**
+	 * @see http://php.net/manual/en/function.image-type-to-extension.php
+	 *
+	 * @var []
+	 */
+	private static $images_types = [
+		'gif' => 'image/gif',
+		'jpg' => 'image/jpeg',
+		'jpeg' => 'image/jpeg',
+		'png' => 'image/png',
+		'svg' => 'image/svg+xml',
+		'swf' => 'application/x-shockwave-flash',
+		'swc' => 'application/x-shockwave-flash',
+		'psd' => 'image/psd',
+		'bmp' => 'image/bmp',
+		'jpc' => 'application/octet-stream',
+		'jp2' => 'image/jp2',
+		'jpf' => 'application/octet-stream',
+		'jb2' => 'application/octet-stream',
+		'xbm' => 'image/xbm',
+		'tiff' => 'image/tiff',
+		'aiff' => 'image/iff',
+		'wbmp' => 'image/vnd.wap.wbmp'
+	];
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param DIWikiPage $dataItem
+	 *
+	 * @return boolean
+	 */
+	public static function isImage( DIWikiPage $dataItem ) {
+
+		if ( $dataItem->getNamespace() !== NS_FILE || $dataItem->getSubobjectName() !== '' ) {
+			return false;
+		}
+
+		$extension = strtolower(
+			substr( strrchr( $dataItem->getDBKey(), "." ) , 1 )
+			// pathinfo( $dataItem->getDBKey(), PATHINFO_EXTENSION )
+		);
+
+		return in_array( $extension, array_keys( self::$images_types ) );
+	}
+
+}