plugins onAutoload now only overloads if necessary (extlibs etc.)

[quix0rs-gnu-social.git] / plugins / TagSub / classes / TagSub.php

diff --git a/plugins/TagSub/classes/TagSub.php b/plugins/TagSub/classes/TagSub.php
new file mode 100644 (file)
index 0000000..5bc0c43
--- /dev/null
+++ b/plugins/TagSub/classes/TagSub.php
@@ -0,0 +1,135 @@
+<?php
+/**
+ * Data class to store local tag subscriptions
+ *
+ * PHP version 5
+ *
+ * @category TagSubPlugin
+ * @package  StatusNet
+ * @author   Brion Vibber <brion@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ *
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2011, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.     See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+/**
+ * For storing the tag subscriptions
+ *
+ * @category PollPlugin
+ * @package  StatusNet
+ * @author   Brion Vibber <brion@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ *
+ * @see      DB_DataObject
+ */
+class TagSub extends Managed_DataObject
+{
+    public $__table = 'tagsub'; // table name
+    public $tag;         // text
+    public $profile_id;  // int -> profile.id
+    public $created;     // datetime
+
+    /**
+     * The One True Thingy that must be defined and declared.
+     */
+    public static function schemaDef()
+    {
+        return array(
+            'description' => 'TagSubPlugin tag subscription records',
+            'fields' => array(
+                'tag' => array('type' => 'varchar', 'length' => 64, 'not null' => true, 'description' => 'hash tag associated with this subscription'),
+                'profile_id' => array('type' => 'int', 'not null' => true, 'description' => 'profile ID of subscribing user'),
+                'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
+            ),
+            'primary key' => array('tag', 'profile_id'),
+            'foreign keys' => array(
+                'tagsub_profile_id_fkey' => array('profile', array('profile_id' => 'id')),
+            ),
+            'indexes' => array(
+                'tagsub_created_idx' => array('created'),
+                'tagsub_profile_id_tag_idx' => array('profile_id', 'tag'),
+            ),
+        );
+    }
+
+    /**
+     * Start a tag subscription!
+     *
+     * @param profile $profile subscriber
+     * @param string $tag subscribee
+     * @return TagSub
+     */
+    static function start(Profile $profile, $tag)
+    {
+        $ts = new TagSub();
+        $ts->tag = $tag;
+        $ts->profile_id = $profile->id;
+        $ts->created = common_sql_now();
+        $ts->insert();
+        self::blow('tagsub:by_profile:%d', $profile->id);
+        return $ts;
+    }
+
+    /**
+     * End a tag subscription!
+     *
+     * @param profile $profile subscriber
+     * @param string $tag subscribee
+     */
+    static function cancel(Profile $profile, $tag)
+    {
+        $ts = TagSub::pkeyGet(array('tag' => $tag,
+                                    'profile_id' => $profile->id));
+        if ($ts) {
+            $ts->delete();
+            self::blow('tagsub:by_profile:%d', $profile->id);
+        }
+    }
+
+    static function forProfile(Profile $profile)
+    {
+        $tags = array();
+
+        $keypart = sprintf('tagsub:by_profile:%d', $profile->id);
+        $tagstring = self::cacheGet($keypart);
+        
+        if ($tagstring !== false) { // cache hit
+               if (!empty($tagstring)) {
+               $tags = explode(',', $tagstring);
+               }
+        } else {
+            $tagsub             = new TagSub();
+            $tagsub->profile_id = $profile->id;
+            $tagsub->selectAdd();
+            $tagsub->selectAdd('tag');
+
+            if ($tagsub->find()) {
+                               $tags = $tagsub->fetchAll('tag');
+            }
+
+            self::cacheSet($keypart, implode(',', $tags));
+        }
+
+        return $tags;
+    }
+}