Merge branch '0.8.x' into userdesign

* 0.8.x:
  a little better query handling in redirect code
  a little better query handling in redirect code
  forgot some functions aren't available at status time
  redirect on non-canonical server name
  don't show create-a-group link if not logged in
  allow a configured base for cache keys
  Missing call to getProfile() caused verify_credentials to fail.
  change mods for setup script
  Script to set up new status networks
  strncmp -> strcasecmp
  Return network from network setup function
  Configurable avatar directory

README

@@ -1008,6 +1008,12 @@ avatar
 
 For configuring avatar access.
 
+dir:    Directory to look for avatar files and to put them into.
+	Defaults to avatar subdirectory of install directory; if
+	you change it, make sure to change path, too.
+path:	Path to avatars. Defaults to path for avatar subdirectory,
+	but you can change it if you wish. Note that this will
+	be included with the avatar server, too.
 server: If set, defines another server where avatars are stored in the
 	root directory. Note that the 'avatar' subdir still has to be
 	writeable. You'd typically use this to split HTTP requests on
@@ -1100,6 +1106,13 @@ database data in memcached <http://www.danga.com/memcached/>.
 enabled: Set to true to enable. Default false.
 server: a string with the hostname of the memcached server. Can also
 	be an array of hostnames, if you've got more than one server.
+base: memcached uses key-value pairs to store data. We build long,
+      funny-looking keys to make sure we don't have any conflicts. The
+      base of the key is usually a simplified version of the site name
+      (like "Identi.ca" => "identica"), but you can overwrite this if
+      you need to. You can safely ignore it if you only have one
+      Laconica site using your memcached server.
+port: Port to connect to; defaults to 11211.
 
 sphinx
 ------

actions/groups.php

@@ -100,11 +100,13 @@ class GroupsAction extends Action
 
     function showContent()
     {
-        $this->elementStart('p', array('id' => 'new_group'));
-        $this->element('a', array('href' => common_local_url('newgroup'),
-                                  'class' => 'more'),
-                       _('Create a new group'));
-        $this->elementEnd('p');
+        if (common_logged_in()) {
+            $this->elementStart('p', array('id' => 'new_group'));
+            $this->element('a', array('href' => common_local_url('newgroup'),
+                                      'class' => 'more'),
+                           _('Create a new group'));
+            $this->elementEnd('p');
+        }
 
         $offset = ($this->page-1) * GROUPS_PER_PAGE;
         $limit =  GROUPS_PER_PAGE + 1;

actions/twitapiusers.php

@@ -58,7 +58,7 @@ class TwitapiusersAction extends TwitterapiAction
             return;
         }
 
-        $twitter_user = $this->twitter_user_array($profile, true);
+        $twitter_user = $this->twitter_user_array($user->getProfile(), true);
 
         if ($apidata['content-type'] == 'xml') {
             $this->init_document('xml');

classes/Avatar.php

@@ -55,19 +55,43 @@ class Avatar extends Memcached_DataObject
 
     static function path($filename)
     {
-        return INSTALLDIR . '/avatar/' . $filename;
+        $dir = common_config('avatar', 'dir');
+
+        if ($dir[strlen($dir)-1] != '/') {
+            $dir .= '/';
+        }
+
+        return $dir . $filename;
     }
 
     static function url($filename)
     {
-        return common_path('avatar/'.$filename);
+        $path = common_config('avatar', 'path');
+
+        if ($path[strlen($path)-1] != '/') {
+            $path .= '/';
+        }
+
+        if ($path[0] != '/') {
+            $path = '/'.$path;
+        }
+
+        $server = common_config('avatar', 'server');
+
+        if (empty($server)) {
+            $server = common_config('site', 'server');
+        }
+
+        // XXX: protocol
+
+        return 'http://'.$server.$path.$filename;
     }
 
     function displayUrl()
     {
         $server = common_config('avatar', 'server');
         if ($server) {
-            return 'http://'.$server.'/'.$this->filename;
+            return Avatar::url($this->filename);
         } else {
             return $this->url;
         }

classes/Status_network.php

@@ -43,17 +43,27 @@ class Status_network extends DB_DataObject
     {
         global $config;
 
+        $sn = null;
+
         // XXX I18N, probably not crucial for hostnames
         // XXX This probably needs a tune up
 
         if (0 == strncasecmp(strrev($wildcard), strrev($servername), strlen($wildcard))) {
-            $parts = explode('.', $servername);
-            $sn = Status_network::staticGet('nickname', strtolower($parts[0]));
+            // special case for exact match
+            if (0 == strcasecmp($servername, $wildcard)) {
+                $sn = Status_network::staticGet('nickname', '');
+            } else {
+                $parts = explode('.', $servername);
+                $sn = Status_network::staticGet('nickname', strtolower($parts[0]));
+            }
         } else {
             $sn = Status_network::staticGet('hostname', strtolower($servername));
         }
 
         if (!empty($sn)) {
+            if (!empty($sn->hostname) && 0 != strcasecmp($sn->hostname, $servername)) {
+                $sn->redirectToHostname();
+            }
             $dbhost = (empty($sn->dbhost)) ? 'localhost' : $sn->dbhost;
             $dbuser = (empty($sn->dbuser)) ? $sn->nickname : $sn->dbuser;
             $dbpass = $sn->dbpass;
@@ -70,9 +80,37 @@ class Status_network extends DB_DataObject
                 $config['site']['logo'] = $sn->logo;
             }
 
-            return true;
+            return $sn;
         } else {
-            return false;
+            return null;
         }
     }
+
+    // Code partially mooked from http://www.richler.de/en/php-redirect/
+    // (C) 2006 by Heiko Richler  http://www.richler.de/
+    // LGPL
+
+    function redirectToHostname()
+    {
+        $destination = 'http://'.$this->hostname;
+        $destination .= $_SERVER['REQUEST_URI'];
+
+        $old = 'http'.
+          (($_SERVER['HTTPS'] == 'on') ? 'S' : '').
+          '://'.
+          $_SERVER['HTTP_HOST'].
+          $_SERVER['REQUEST_URI'].
+          $_SERVER['QUERY_STRING'];
+        if ($old == $destination) { // this would be a loop!
+            // error_log(...) ?
+            return false;
+        }
+
+        header('HTTP/1.1 301 Moved Permanently');
+        header("Location: $destination");
+
+        print "<a href='$destination'>$destination</a>\n";
+
+        exit;
+    }
 }

lib/common.php

@@ -116,7 +116,9 @@ $config =
         'profile' =>
         array('banned' => array()),
         'avatar' =>
-        array('server' => null),
+        array('server' => null,
+              'dir' => INSTALLDIR . '/avatar/',
+              'path' => $_path . '/avatar/'),
         'public' =>
         array('localonly' => true,
               'blacklist' => array(),
@@ -158,6 +160,7 @@ $config =
         'memcached' =>
         array('enabled' => false,
               'server' => 'localhost',
+              'base' => null,
               'port' => 11211),
  		'ping' =>
         array('notify' => array()),

lib/util.php

@@ -1322,7 +1322,13 @@ function common_session_token()
 
 function common_cache_key($extra)
 {
-    return 'laconica:' . common_keyize(common_config('site', 'name')) . ':' . $extra;
+    $base_key = common_config('memcached', 'base');
+
+    if (empty($base_key)) {
+        $base_key = common_keyize(common_config('site', 'name'));
+    }
+
+    return 'laconica:' . $base_key . ':' . $extra;
 }
 
 function common_keyize($str)

scripts/setup.cfg.sample

@@ -0,0 +1,11 @@
+# CONFIGURATION FILE for setup_status_network.sh
+
+# Base database name; full name will include nickname
+
+export DBBASE=_example_net
+export USERBASE=_example_net
+export ADMIN=root
+export ADMINPASS=yourpassword
+export SITEDB=example_net_site
+export AVATARBASE=/var/www/avatar.example.net
+

scripts/setup_status_network.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+source ./setup.cfg
+
+export nickname=$1
+export sitename=$2
+
+export password=`pwgen 20`
+export database=$nickname$DBBASE
+export username=$nickname$USERBASE
+
+# Create the db
+
+mysqladmin -u $ADMIN --password=$ADMINPASS create $database
+
+for f in laconica.sql sms_carrier.sql foreign_services.sql notice_source.sql; do
+    mysql -u $ADMIN --password=$ADMINPASS $database < ../db/$f;
+done
+
+mysql -u $ADMIN --password=$ADMINPASS $SITEDB << ENDOFCOMMANDS
+
+GRANT INSERT,SELECT,UPDATE,DELETE ON $database.* TO '$username'@'localhost' IDENTIFIED BY '$password';
+GRANT INSERT,SELECT,UPDATE,DELETE ON $database.* TO '$username'@'%' IDENTIFIED BY '$password';
+INSERT INTO status_network (nickname, dbhost, dbuser, dbpass, dbname, sitename, created)
+VALUES ('$nickname', '$DBHOST', '$username', '$password', '$database', '$sitename', now());
+
+ENDOFCOMMANDS
+
+mkdir $AVATARBASE/$nickname
+chmod a+w $AVATARBASE/$nickname