vote: Add support for deleting votes

include/vote.php

@@ -55,6 +55,21 @@ class vote
 
         return TRUE;
     }
+
+    public function delete()
+    {
+        /* A vote needs to have a versionId, so if it doesn't that means it is not in the
+           database or it was not selected in the vote editor */
+        if(!$this->iVersionId)
+            return TRUE;
+
+        $hResult = query_parameters("DELETE FROM appVotes WHERE id = '?'", $this->iVoteId);
+
+        if(!$hResult)
+            return FALSE;
+
+        return TRUE;
+    }
 }
 
 class voteManager
@@ -82,7 +97,7 @@ class voteManager
 
     public function outputEditor($aClean = null)
     {
-        echo "The following shows your current votes.  Check the boxes next to the apps you wish to replace with a vote for ".version::fullNameLink($aClean['iVersionId']).".";
+        echo "The following shows your current votes.  Check the boxes next to the apps you wish to replace with a vote for ".version::fullNameLink($aClean['iVersionId'])." or delete.";
 
         $oTable = new table();
         $this->aVotes = $this->getVotes();
@@ -107,6 +122,11 @@ class voteManager
         return FALSE;
     }
 
+    function objectGetMail($sAction, $bMailSubmitter, $bParentAction)
+    {
+        return array(null, null, null); /* No mail */
+    }
+
     public function mustBeQueued()
     {
         return FALSE;
@@ -127,6 +147,22 @@ class voteManager
         return TRUE;
     }
 
+    public function delete()
+    {
+        $bSuccess = TRUE;
+
+        if(!is_array($this->aVotes))
+            $this->aVotes = $this->getVotes();
+
+        foreach($this->aVotes as $oVote)
+        {
+            if(!$oVote->delete())
+                $bSuccess = FALSE;
+        }
+
+        return $bSuccess;
+    }
+
     public function update()
     {
         foreach($this->aVotes as $oVote)

unit_test/test_voting.php

@@ -23,7 +23,7 @@ function test_voteManager_getVotes()
 
 /* Tests that the votes are saved to the database and that we cannot create more than MAX_VOTES.
    Note that a user always has MAX_VOTES even though they're not in the DB, so we use update instead of create */
-function test_vote_update()
+function test_vote_update_delete()
 {
     $iUserId = 655000;
 
@@ -60,13 +60,26 @@ function test_vote_update()
         return FALSE;
     }
 
-    /* We don't normally delete votes, so we have to do it manually */
-    query_parameters("DELETE FROM appVotes WHERE userId = '?'", $iUserId);
+    /* Now the entries should be gone again */
+    $oVoteManager->delete();
+    $iExpected = 0;
+    $iReceived = 0; /* Incremented below */
+    foreach($oVoteManager->getVotes() as $oVote)
+    {
+        if($oVote->iVoteId)
+            $iReceived++;
+    }
+
+    if($iExpected != $iReceived)
+    {
+        echo "Expected $iExpected votes after deletion, got $iReceived\n";
+        return FALSE;
+    }
 
     return TRUE;
 }
 
 run_test("test_voteManager_getVotes");
-run_test("test_vote_update");
+run_test("test_vote_update_delete");
 
 ?>