X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=classes%2FUser_group.php;h=f72cc57533db1f8eb3f526b2016b6be0788bfcc9;hb=2d2c134a1f464021f2b3d3837eac95521ac02af5;hp=7240e27037b32c91a6b6ba37a01e566fbb93b850;hpb=1883da64185022866572f9eb27938b4cc7724328;p=quix0rs-gnu-social.git

diff --git a/classes/User_group.php b/classes/User_group.php
index 7240e27037..f72cc57533 100644
--- a/classes/User_group.php
+++ b/classes/User_group.php
@@ -5,6 +5,9 @@
 
 class User_group extends Memcached_DataObject
 {
+    const JOIN_POLICY_OPEN = 0;
+    const JOIN_POLICY_MODERATE = 1;
+
     ###START_AUTOCODE
     /* the code below is auto generated do not remove the above tag */
 
@@ -24,6 +27,8 @@ class User_group extends Memcached_DataObject
     public $modified;                        // timestamp   not_null default_CURRENT_TIMESTAMP
     public $uri;                             // varchar(255)  unique_key
     public $mainpage;                        // varchar(255)
+    public $join_policy;                     // tinyint
+    public $force_scope;                     // tinyint
 
     /* Static get */
     function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('User_group',$k,$v); }
@@ -83,51 +88,11 @@ class User_group extends Memcached_DataObject
 
     function getNotices($offset, $limit, $since_id=null, $max_id=null)
     {
-        $ids = Notice::stream(array($this, '_streamDirect'),
-                              array(),
-                              'user_group:notice_ids:' . $this->id,
-                              $offset, $limit, $since_id, $max_id);
+        $stream = new GroupNoticeStream($this);
 
-        return Notice::getStreamByIds($ids);
+        return $stream->getNotices($offset, $limit, $since_id, $max_id);
     }
 
-    function _streamDirect($offset, $limit, $since_id, $max_id, $since)
-    {
-        $inbox = new Group_inbox();
-
-        $inbox->group_id = $this->id;
-
-        $inbox->selectAdd();
-        $inbox->selectAdd('notice_id');
-
-        if ($since_id != 0) {
-            $inbox->whereAdd('notice_id > ' . $since_id);
-        }
-
-        if ($max_id != 0) {
-            $inbox->whereAdd('notice_id <= ' . $max_id);
-        }
-
-        if (!is_null($since)) {
-            $inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
-        }
-
-        $inbox->orderBy('notice_id DESC');
-
-        if (!is_null($offset)) {
-            $inbox->limit($offset, $limit);
-        }
-
-        $ids = array();
-
-        if ($inbox->find()) {
-            while ($inbox->fetch()) {
-                $ids[] = $inbox->notice_id;
-            }
-        }
-
-        return $ids;
-    }
 
     function allowedNickname($nickname)
     {
@@ -158,6 +123,51 @@ class User_group extends Memcached_DataObject
         return $members;
     }
 
+    /**
+     * Get pending members, who have not yet been approved.
+     *
+     * @param int $offset
+     * @param int $limit
+     * @return Profile
+     */
+    function getRequests($offset=0, $limit=null)
+    {
+        $qry =
+          'SELECT profile.* ' .
+          'FROM profile JOIN group_join_queue '.
+          'ON profile.id = group_join_queue.profile_id ' .
+          'WHERE group_join_queue.group_id = %d ' .
+          'ORDER BY group_join_queue.created DESC ';
+
+        if ($limit != null) {
+            if (common_config('db','type') == 'pgsql') {
+                $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
+            } else {
+                $qry .= ' LIMIT ' . $offset . ', ' . $limit;
+            }
+        }
+
+        $members = new Profile();
+
+        $members->query(sprintf($qry, $this->id));
+        return $members;
+    }
+
+    function getMemberCount()
+    {
+        // XXX: WORM cache this
+
+        $members = $this->getMembers();
+        $member_count = 0;
+
+        /** $member->count() doesn't work. */
+        while ($members->fetch()) {
+            $member_count++;
+        }
+
+        return $member_count;
+    }
+
     function getAdmins($offset=0, $limit=null)
     {
         $qry =
@@ -223,6 +233,22 @@ class User_group extends Memcached_DataObject
         return ($this->fullname) ? $this->fullname : $this->nickname;
     }
 
+    /**
+     * Gets the full name (if filled) with nickname as a parenthetical, or the nickname alone
+     * if no fullname is provided.
+     *
+     * @return string
+     */
+    function getFancyName()
+    {
+        if ($this->fullname) {
+            // TRANS: Full name of a profile or group followed by nickname in parens
+            return sprintf(_m('FANCYNAME','%1$s (%2$s)'), $this->fullname, $this->nickname);
+        } else {
+            return $this->nickname;
+        }
+    }
+
     function getAliases()
     {
         $aliases = array();
@@ -250,11 +276,11 @@ class User_group extends Memcached_DataObject
 
         $oldaliases = $this->getAliases();
 
-        # Delete stuff that's old that not in new
+        // Delete stuff that's old that not in new
 
         $to_delete = array_diff($oldaliases, $newaliases);
 
-        # Insert stuff that's in new and not in old
+        // Insert stuff that's in new and not in old
 
         $to_insert = array_diff($newaliases, $oldaliases);
 
@@ -283,12 +309,26 @@ class User_group extends Memcached_DataObject
         return true;
     }
 
-    static function getForNickname($nickname)
+    static function getForNickname($nickname, $profile=null)
     {
         $nickname = common_canonical_nickname($nickname);
-        $group = User_group::staticGet('nickname', $nickname);
+
+        // Are there any matching remote groups this profile's in?
+        if ($profile) {
+            $group = $profile->getGroups();
+            while ($group->fetch()) {
+                if ($group->nickname == $nickname) {
+                    // @fixme is this the best way?
+                    return clone($group);
+                }
+            }
+        }
+
+        // If not, check local groups.
+
+        $group = Local_group::staticGet('nickname', $nickname);
         if (!empty($group)) {
-            return $group;
+            return User_group::staticGet('id', $group->group_id);
         }
         $alias = Group_alias::staticGet('alias', $nickname);
         if (!empty($alias)) {
@@ -361,16 +401,15 @@ class User_group extends Memcached_DataObject
 
         if ($source) {
             $xs->elementStart('source');
+            $xs->element('id', null, $this->permalink());
             $xs->element('title', null, $profile->nickname . " - " . common_config('site', 'name'));
             $xs->element('link', array('href' => $this->permalink()));
-        }
-
-        if ($source) {
+            $xs->element('updated', null, $this->modified);
             $xs->elementEnd('source');
         }
 
         $xs->element('title', null, $this->nickname);
-        $xs->element('summary', null, $this->description);
+        $xs->element('summary', null, common_xml_safe_str($this->description));
 
         $xs->element('link', array('rel' => 'alternate',
                                    'href' => $this->permalink()));
@@ -380,7 +419,11 @@ class User_group extends Memcached_DataObject
         $xs->element('published', null, common_date_w3dtf($this->created));
         $xs->element('updated', null, common_date_w3dtf($this->modified));
 
-        $xs->element('content', array('type' => 'html'), $this->description);
+        $xs->element(
+            'content',
+            array('type' => 'html'),
+            common_xml_safe_str($this->description)
+        );
 
         $xs->elementEnd('entry');
 
@@ -437,8 +480,18 @@ class User_group extends Memcached_DataObject
     }
 
     static function register($fields) {
+        if (!empty($fields['userid'])) {
+            $profile = Profile::staticGet('id', $fields['userid']);
+            if ($profile && !$profile->hasRight(Right::CREATEGROUP)) {
+                common_log(LOG_WARNING, "Attempted group creation from banned user: " . $profile->nickname);
+
+                // TRANS: Client exception thrown when a user tries to create a group while banned.
+                throw new ClientException(_('You are not allowed to create groups on this site.'), 403);
+            }
+        }
 
         // MAGICALLY put fields into current scope
+        // @fixme kill extract(); it makes debugging absurdly hard
 
         extract($fields);
 
@@ -446,6 +499,14 @@ class User_group extends Memcached_DataObject
 
         $group->query('BEGIN');
 
+        if (empty($uri)) {
+            // fill in later...
+            $uri = null;
+        }
+        if (empty($mainpage)) {
+            $mainpage = common_local_url('showgroup', array('nickname' => $nickname));
+        }
+
         $group->nickname    = $nickname;
         $group->fullname    = $fullname;
         $group->homepage    = $homepage;
@@ -455,59 +516,145 @@ class User_group extends Memcached_DataObject
         $group->mainpage    = $mainpage;
         $group->created     = common_sql_now();
 
-        $result = $group->insert();
+        if (isset($fields['join_policy'])) {
+            $group->join_policy = intval($fields['join_policy']);
+        } else {
+            $group->join_policy = 0;
+        }
 
-        if (!$result) {
-            common_log_db_error($group, 'INSERT', __FILE__);
-            throw new ServerException(_('Could not create group.'));
+        if (isset($fields['force_scope'])) {
+            $group->force_scope = intval($fields['force_scope']);
+        } else {
+            $group->force_scope = 0;
         }
 
-        if (!isset($uri) || empty($uri)) {
-            $orig = clone($group);
-            $group->uri = common_local_url('groupbyid', array('id' => $group->id));
-            $result = $group->update($orig);
+        if (Event::handle('StartGroupSave', array(&$group))) {
+
+            $result = $group->insert();
+
             if (!$result) {
-                common_log_db_error($group, 'UPDATE', __FILE__);
-                throw new ServerException(_('Could not set group uri.'));
+                common_log_db_error($group, 'INSERT', __FILE__);
+                // TRANS: Server exception thrown when creating a group failed.
+                throw new ServerException(_('Could not create group.'));
             }
-        }
 
-        $result = $group->setAliases($aliases);
+            if (!isset($uri) || empty($uri)) {
+                $orig = clone($group);
+                $group->uri = common_local_url('groupbyid', array('id' => $group->id));
+                $result = $group->update($orig);
+                if (!$result) {
+                    common_log_db_error($group, 'UPDATE', __FILE__);
+                    // TRANS: Server exception thrown when updating a group URI failed.
+                    throw new ServerException(_('Could not set group URI.'));
+                }
+            }
 
-        if (!$result) {
-            throw new ServerException(_('Could not create aliases.'));
-        }
+            $result = $group->setAliases($aliases);
 
-        $member = new Group_member();
+            if (!$result) {
+                // TRANS: Server exception thrown when creating group aliases failed.
+                throw new ServerException(_('Could not create aliases.'));
+            }
 
-        $member->group_id   = $group->id;
-        $member->profile_id = $userid;
-        $member->is_admin   = 1;
-        $member->created    = $group->created;
+            $member = new Group_member();
 
-        $result = $member->insert();
+            $member->group_id   = $group->id;
+            $member->profile_id = $userid;
+            $member->is_admin   = 1;
+            $member->created    = $group->created;
 
-        if (!$result) {
-            common_log_db_error($member, 'INSERT', __FILE__);
-            throw new ServerException(_('Could not set group membership.'));
-        }
+            $result = $member->insert();
 
-        if ($local) {
-            $local_group = new Local_group();
+            if (!$result) {
+                common_log_db_error($member, 'INSERT', __FILE__);
+                // TRANS: Server exception thrown when setting group membership failed.
+                throw new ServerException(_('Could not set group membership.'));
+            }
 
-            $local_group->group_id = $group->id;
-            $local_group->nickname = $nickname;
-            $local_group->created  = common_sql_now();
+            if ($local) {
+                $local_group = new Local_group();
 
-            $result = $local_group->insert();
+                $local_group->group_id = $group->id;
+                $local_group->nickname = $nickname;
+                $local_group->created  = common_sql_now();
 
-            if (!$result) {
-                common_log_db_error($local_group, 'INSERT', __FILE__);
-                throw new ServerException(_('Could not save local group info.'));
+                $result = $local_group->insert();
+
+                if (!$result) {
+                    common_log_db_error($local_group, 'INSERT', __FILE__);
+                    // TRANS: Server exception thrown when saving local group information failed.
+                    throw new ServerException(_('Could not save local group info.'));
+                }
             }
+
+            $group->query('COMMIT');
+
+            Event::handle('EndGroupSave', array($group));
         }
 
-        $group->query('COMMIT');
         return $group;
     }
+
+    /**
+     * Handle cascading deletion, on the model of notice and profile.
+     *
+     * This should handle freeing up cached entries for the group's
+     * id, nickname, URI, and aliases. There may be other areas that
+     * are not de-cached in the UI, including the sidebar lists on
+     * GroupsAction
+     */
+    function delete()
+    {
+        if ($this->id) {
+
+            // Safe to delete in bulk for now
+
+            $related = array('Group_inbox',
+                             'Group_block',
+                             'Group_member',
+                             'Related_group');
+
+            Event::handle('UserGroupDeleteRelated', array($this, &$related));
+
+            foreach ($related as $cls) {
+
+                $inst = new $cls();
+                $inst->group_id = $this->id;
+
+                if ($inst->find()) {
+                    while ($inst->fetch()) {
+                        $dup = clone($inst);
+                        $dup->delete();
+                    }
+                }
+            }
+
+            // And related groups in the other direction...
+            $inst = new Related_group();
+            $inst->related_group_id = $this->id;
+            $inst->delete();
+
+            // Aliases and the local_group entry need to be cleared explicitly
+            // or we'll miss clearing some cache keys; that can make it hard
+            // to create a new group with one of those names or aliases.
+            $this->setAliases(array());
+            $local = Local_group::staticGet('group_id', $this->id);
+            if ($local) {
+                $local->delete();
+            }
+
+            // blow the cached ids
+            self::blow('user_group:notice_ids:%d', $this->id);
+
+        } else {
+            common_log(LOG_WARN, "Ambiguous user_group->delete(); skipping related tables.");
+        }
+        parent::delete();
+    }
+
+    function isPrivate()
+    {
+        return ($this->join_policy == self::JOIN_POLICY_MODERATE &&
+                $this->force_scope == 1);
+    }
 }