From 72c82a2e293549c10b60ca9e295f2f430224e814 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@status.net>
Date: Tue, 8 Dec 2009 16:30:33 -0500
Subject: Basic function to store forwards and redistribute

---
 classes/Forward.php      | 64 ++++++++++++++++++++++++++++++++++++++++++++++++
 classes/Notice.php       | 34 +------------------------
 classes/Notice_inbox.php | 42 ++++++++++++++++++++++++++++++-
 3 files changed, 106 insertions(+), 34 deletions(-)

(limited to 'classes')

diff --git a/classes/Forward.php b/classes/Forward.php
index 61cec34e3..6d4848438 100644
--- a/classes/Forward.php
+++ b/classes/Forward.php
@@ -42,4 +42,68 @@ class Forward extends Memcached_DataObject
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
+
+    static function saveNew($profile_id, $notice_id)
+    {
+        $forward = new Forward();
+
+        $forward->profile_id = $profile_id;
+        $forward->notice_id  = $notice_id;
+        $forward->created    = common_sql_now();
+
+        $forward->query('BEGIN');
+
+        if (!$forward->insert()) {
+            throw new ServerException(_("Couldn't insert forward."));
+        }
+
+        $ni = $forward->addToInboxes();
+
+        $forward->query('COMMIT');
+
+        $forward->blowCache($ni);
+    }
+
+    function addToInboxes()
+    {
+        $inbox = new Notice_inbox();
+
+        $user = new User();
+
+        $user->query('SELECT id FROM user JOIN subscription ON user.id = subscription.subscriber '.
+                     'WHERE subscription.subscribed = '.$this->profile_id);
+
+        $ni = array();
+
+        while ($user->fetch()) {
+            $inbox = Notice_inbox::pkeyGet(array('user_id' => $user->id,
+                                                 'notice_id' => $this->notice_id));
+
+            if (empty($inbox)) {
+                $ni[$user->id] = NOTICE_INBOX_SOURCE_FORWARD;
+            } else {
+                $inbox->free();
+            }
+        }
+
+        $user->free();
+
+        Notice_inbox::bulkInsert($this->notice_id, $this->created, $ni);
+
+        return $ni;
+    }
+
+    function blowCache($ni)
+    {
+        $cache = common_memcache();
+
+        if (!empty($cache)) {
+            foreach ($ni as $id => $source) {
+                $cache->delete(common_cache_key('notice_inbox:by_user:'.$id));
+                $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$id));
+                $cache->delete(common_cache_key('notice_inbox:by_user:'.$id.';last'));
+                $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$id.';last'));
+            }
+        }
+    }
 }
diff --git a/classes/Notice.php b/classes/Notice.php
index 661072156..bcd7947bd 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -948,39 +948,7 @@ class Notice extends Memcached_DataObject
             }
         }
 
-        $cnt = 0;
-
-        $qryhdr = 'INSERT INTO notice_inbox (user_id, notice_id, source, created) VALUES ';
-        $qry = $qryhdr;
-
-        foreach ($ni as $id => $source) {
-            if ($cnt > 0) {
-                $qry .= ', ';
-            }
-            $qry .= '('.$id.', '.$this->id.', '.$source.", '".$this->created. "') ";
-            $cnt++;
-            if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
-                // FIXME: Causes lag in replicated servers
-                // Notice_inbox::gc($id);
-            }
-            if ($cnt >= MAX_BOXCARS) {
-                $inbox = new Notice_inbox();
-                $result = $inbox->query($qry);
-                if (PEAR::isError($result)) {
-                    common_log_db_error($inbox, $qry);
-                }
-                $qry = $qryhdr;
-                $cnt = 0;
-            }
-        }
-
-        if ($cnt > 0) {
-            $inbox = new Notice_inbox();
-            $result = $inbox->query($qry);
-            if (PEAR::isError($result)) {
-                common_log_db_error($inbox, $qry);
-            }
-        }
+        Notice_inbox::bulkInsert($this->id, $this->created, $ni);
 
         return;
     }
diff --git a/classes/Notice_inbox.php b/classes/Notice_inbox.php
index d3e7853b1..b39006542 100644
--- a/classes/Notice_inbox.php
+++ b/classes/Notice_inbox.php
@@ -32,6 +32,7 @@ define('NOTICE_INBOX_SOFT_LIMIT', 1000);
 define('NOTICE_INBOX_SOURCE_SUB', 1);
 define('NOTICE_INBOX_SOURCE_GROUP', 2);
 define('NOTICE_INBOX_SOURCE_REPLY', 3);
+define('NOTICE_INBOX_SOURCE_FORWARD', 4);
 define('NOTICE_INBOX_SOURCE_GATEWAY', -1);
 
 class Notice_inbox extends Memcached_DataObject
@@ -83,7 +84,7 @@ class Notice_inbox extends Memcached_DataObject
             $inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
         }
 
-        $inbox->orderBy('notice_id DESC');
+        $inbox->orderBy('created DESC');
 
         if (!is_null($offset)) {
             $inbox->limit($offset, $limit);
@@ -141,4 +142,43 @@ class Notice_inbox extends Memcached_DataObject
                              'WHERE user_id = ' . $user_id . ' ' .
                              'AND notice_id in ('.implode(',', $notices).')');
     }
+
+    static function bulkInsert($notice_id, $created, $ni)
+    {
+        $cnt = 0;
+
+        $qryhdr = 'INSERT INTO notice_inbox (user_id, notice_id, source, created) VALUES ';
+        $qry = $qryhdr;
+
+        foreach ($ni as $id => $source) {
+            if ($cnt > 0) {
+                $qry .= ', ';
+            }
+            $qry .= '('.$id.', '.$notice_id.', '.$source.", '".$created. "') ";
+            $cnt++;
+            if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
+                // FIXME: Causes lag in replicated servers
+                // Notice_inbox::gc($id);
+            }
+            if ($cnt >= MAX_BOXCARS) {
+                $inbox = new Notice_inbox();
+                $result = $inbox->query($qry);
+                if (PEAR::isError($result)) {
+                    common_log_db_error($inbox, $qry);
+                }
+                $qry = $qryhdr;
+                $cnt = 0;
+            }
+        }
+
+        if ($cnt > 0) {
+            $inbox = new Notice_inbox();
+            $result = $inbox->query($qry);
+            if (PEAR::isError($result)) {
+                common_log_db_error($inbox, $qry);
+            }
+        }
+
+        return;
+    }
 }
-- 
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