From 15ddec7e5e81c290a780076ef5520e402a147cae Mon Sep 17 00:00:00 2001
From: uckelman <uckelman@nomic.net>
Date: Wed, 7 Apr 2010 20:41:24 +0000
Subject: Refactored.

git-svn-id: https://vassalengine.svn.sourceforge.net/svnroot/vassalengine/site-src/trunk@6631 67b53d14-2c14-4ace-a08f-0dab2b34000c
---
 src/Bridge.php | 64 +++++++++++++++++++++-------------------------------------
 1 file changed, 23 insertions(+), 41 deletions(-)

(limited to 'src/Bridge.php')

diff --git a/src/Bridge.php b/src/Bridge.php
index 81f80b6..1e37910 100644
--- a/src/Bridge.php
+++ b/src/Bridge.php
@@ -16,46 +16,16 @@ class Bridge {
     $sql = 'SELECT post_id FROM posts ' .
            'WHERE message_id = ' . $this->db->quote($messageId);
 
-    $result = $this->db->query($sql);
-
-    $rows = $result->fetchAll(PDO::FETCH_ASSOC);
-    $result->closeCursor();
-
-    switch (count($rows)) {
-    case 0:
-      trigger_error("Unknown message id: $messageId", E_USER_ERROR);
-      break;
-
-    case 1:
-      return $rows[0]['post_id'];
-
-    default:
-      trigger_error("Too many rows returned: $messageId", E_USER_ERROR);
-      break;
-    }   
+    $row = get_exactly_one_row($sql);
+    return $row['post_id'];
   }
 
   public function getMessageId($postId) {
     $sql = 'SELECT message_id FROM posts ' .
            'WHERE post_id = ' . $this->db->quote($postId);
 
-    $result = $this->db->query($sql);
-
-    $rows = $result->fetchAll(PDO::FETCH_ASSOC);
-    $result->closeCursor();
-    
-    switch (count($rows)) {
-    case 0:
-      trigger_error("Unknown post id: $postId", E_USER_ERROR);
-      break;
-
-    case 1:
-      return $rows[0]['message_id'];
-
-    default:
-      trigger_error("Too many rows returned: $postId", E_USER_ERROR);
-      break;
-    }    
+    $row = get_exactly_one_row($sql);
+    return $row['message_id'];
   }
 
   public function registerMessage($msg, $parentId) {
@@ -76,19 +46,31 @@ class Bridge {
   }
 
   public function getDefaultForumId($list) {
-    $sql = 'SELECT forum_id FROM bridge ' .
+    $sql = 'SELECT forum_id FROM forums ' .
            'WHERE list_name = ' . $this->db->quote($list);
 
+    $row = get_exactly_one_row($sql);
+    return $row['forum_id'];
+  }
+
+  protected function get_exactly_one_row($sql) {
     $result = $this->db->query($sql);
-    if (!$result) {
-      trigger_error("Unknown list name: $list", E_USER_ERROR);
-    }
 
-    // FIXME: what to do if more than one row is returned?
-    $row = $result->fetch(PDO::FETCH_ASSOC);
+    $rows = $result->fetchAll(PDO::FETCH_ASSOC);
     $result->closeCursor();
+    
+    switch (count($rows)) {
+    case 0:
+      trigger_error("No rows returned: $sql", E_USER_ERROR);
+      break;
 
-    return $row['forum_id'];
+    case 1:
+      return $rows[0];
+
+    default:
+      trigger_error("Too many rows returned: $sql", E_USER_ERROR);
+      break;
+    }
   }
 }
 
-- 
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