From b4b85ecc55a6787726627150a2ee93fd960ff2c6 Mon Sep 17 00:00:00 2001
From: Cash Costello <cash.costello@gmail.com>
Date: Tue, 16 Jun 2009 01:39:32 +0000
Subject: added delete phototags capability

---
 actions/deletetag.php | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 actions/deletetag.php

(limited to 'actions/deletetag.php')

diff --git a/actions/deletetag.php b/actions/deletetag.php
new file mode 100644
index 000000000..cd76b0a1d
--- /dev/null
+++ b/actions/deletetag.php
@@ -0,0 +1,51 @@
+<?php
+	/**
+	 * Tidypics Delete Photo Tag
+	 * 
+	 */
+
+	gatekeeper();
+	action_gatekeeper();
+
+	//$user_id = get_input('user_id');
+	$image_guid = get_input('image_guid');
+	$tags = get_input('tags');
+	
+	
+	if ($image_guid == 0) {
+		register_error(elgg_echo("tidypics:phototagging:error"));
+		forward($_SERVER['HTTP_REFERER']);
+	}
+
+	$image = get_entity($image_guid);
+	if (!$image)
+	{
+		register_error(elgg_echo("tidypics:phototagging:error"));
+		forward($_SERVER['HTTP_REFERER']);
+	}
+	
+	foreach ($tags as $id => $value) {
+		// delete normal tag if it exists
+		if (is_array($image->tags)) {
+			$index = array_search($value[0], $image->tags);
+			if ($index !== false) {
+				$tagarray = $image->tags;
+				unset($tagarray[$index]);
+				$image->clearMetadata('tags');
+				$image->tags = $tagarray;
+			}
+		} else {
+			if ($value[0] === $image->tags) {
+				$image->clearMetadata('tags');
+			}
+		}
+		
+		// delete the photo tag annotation
+		delete_annotation($id);
+	}
+	
+	system_message(elgg_echo("tidypics:deletetag:success"));
+
+	forward($_SERVER['HTTP_REFERER']);
+
+?>
-- 
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