moving tagging code into TidypicsImage class

1 files changed, 47 insertions, 0 deletions

diff --git a/lib/image.php b/lib/image.php
index 3a23a1932..cb4182f01 100644
--- a/lib/image.php
+++ b/lib/image.php
@@ -18,6 +18,53 @@
 		{
 			parent::__construct($guid);
 		}
+		
+		public function getPhotoTags() 
+		{
+			// get tags as annotations
+			$photo_tags = get_annotations($this->getGUID(), 'object', 'image', 'phototag');
+			if (!$photo_tags) 
+			{
+				// no tags or user doesn't have permission to tags, so return
+				return false;
+			}
+			
+			$photo_tags_json = "[";
+			foreach ($photo_tags as $p) 
+			{
+				$photo_tag = unserialize($p->value);
+				
+				// create link to page with other photos tagged with same tag
+				$phototag_text = $photo_tag->value;
+				$phototag_link = $vars['url'] . 'search/?tag=' . $phototag_text . '&subtype=image&object=object';
+				if ($photo_tag->type === 'user') 
+				{
+					$user = get_entity($photo_tag->value);
+					if ($user)
+						$phototag_text = $user->name;
+					else
+						$phototag_text = "unknown user";
+					
+					$phototag_link = $vars['url'] . "pg/photos/tagged/" . $photo_tag->value;
+				}
+				
+				if (isset($photo_tag->x1)) {
+					// hack to handle format of Pedro Prez's tags - ugh
+					$photo_tag->coords = "\"x1\":\"{$photo_tag->x1}\",\"y1\":\"{$photo_tag->y1}\",\"width\":\"{$photo_tag->width}\",\"height\":\"{$photo_tag->height}\""; 
+					$photo_tags_json .= '{' . $photo_tag->coords . ',"text":"' . $phototag_text . '","id":"' . $p->id . '"},';
+				} else
+					$photo_tags_json .= '{' . $photo_tag->coords . ',"text":"' . $phototag_text . '","id":"' . $p->id . '"},';
+				
+				// prepare variable arrays for tagging view
+				$photo_tag_links[$p->id] = array($phototag_text, $phototag_link);
+			}
+			
+			$photo_tags_json = rtrim($photo_tags_json,',');
+			$photo_tags_json .= ']';
+			
+			$rt = array('raw' => $photo_tags, 'json' => $photo_tags_json, 'links' => $photo_tag_links);
+			return $rt;
+		}
 	}
 	
 ?>
\ No newline at end of file