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-rw-r--r--services/tag2tagservice.php3
-rw-r--r--tests/tag2TagTest.php2
2 files changed, 4 insertions, 1 deletions
diff --git a/services/tag2tagservice.php b/services/tag2tagservice.php
index 1c6392e..d3a4a77 100644
--- a/services/tag2tagservice.php
+++ b/services/tag2tagservice.php
@@ -17,7 +17,8 @@ class Tag2TagService {
function addLinkedTags($tag1, $tag2, $relationType, $uId) {
if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0
- || ($relationType != ">" && $relationType != "=")) {
+ || ($relationType != ">" && $relationType != "=")
+ || ($this->existsLinkedTags($tag1, $tag2, $relationType, $uId))) {
return false;
}
$values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> $relationType, 'uId'=> $uId);
diff --git a/tests/tag2TagTest.php b/tests/tag2TagTest.php
index f54537c..87dde52 100644
--- a/tests/tag2TagTest.php
+++ b/tests/tag2TagTest.php
@@ -264,6 +264,8 @@ class Tag2TagTest extends PHPUnit_Framework_TestCase
$tts = $this->tts;
$bs = $this->bs;
+ $tts->addLinkedTags('aa', 'bb', '>', 1);
+
$tags = array('aa>bb>cc', 'dd');
$bs->addBookmark("web1.com", "B1", "description", "status", $tags, null, false, false, 1);
$tags = array('bb>gg', 'ee>ff');