Merge branch '0.7.x' of git://gitorious.org/laconica/bAvatar-clone without the uninte...

[quix0rs-gnu-social.git] / lib / util.php

diff --git a/lib/util.php b/lib/util.php
index 6341438caef1ed570314708ca90420d4c9e42f12..e0eda0114b7101e046c55df94a3cb95919550bd4 100644 (file)
--- a/lib/util.php
+++ b/lib/util.php
@@ -480,18 +480,12 @@ function common_replace_urls_callback($text, $callback) {
 function common_linkify($url) {
     // It comes in special'd, so we unspecial it before passing to the stringifying
     // functions
-    $ext = pathinfo($url, PATHINFO_EXTENSION);
     $url = htmlspecialchars_decode($url);
-    $video_ext = array('mp4', 'flv', 'avi', 'mpg', 'mp3', 'ogg');
     $display = $url;
     $url = (!preg_match('#^([a-z]+://|(mailto|aim|tel):)#i', $url)) ? 'http://'.$url : $url;
 
     $attrs = array('href' => $url, 'rel' => 'external');
 
-    if (in_array($ext, $video_ext)) {
-        $attrs['class'] = 'media';
-    }
-
     if ($longurl = common_longurl($url)) {
         $attrs['title'] = $longurl;
     }
@@ -525,11 +519,16 @@ function common_shorten_links($text)
 
 function common_shorten_link($url, $reverse = false)
 {
+
     static $url_cache = array();
     if ($reverse) return isset($url_cache[$url]) ? $url_cache[$url] : $url;
 
     $user = common_current_user();
-
+    if (!isset($user)) {
+      // common current user does not find a user when called from the XMPP daemon
+      // therefore we'll set one here fix, so that XMPP given URLs may be shortened
+      $user->urlshorteningservice = 'ur1.ca';
+    }
     $curlh = curl_init();
     curl_setopt($curlh, CURLOPT_CONNECTTIMEOUT, 20); // # seconds to wait
     curl_setopt($curlh, CURLOPT_USERAGENT, 'Laconica');
@@ -587,10 +586,8 @@ function common_shorten_link($url, $reverse = false)
 
 function common_xml_safe_str($str)
 {
-    $xmlStr = htmlentities(iconv('UTF-8', 'UTF-8//IGNORE', $str), ENT_NOQUOTES, 'UTF-8');
-
-    // Replace control, formatting, and surrogate characters with '*', ala Twitter
-    return preg_replace('/[\p{Cc}\p{Cf}\p{Cs}]/u', '*', $str);
+    // Neutralize control codes and surrogates
+       return preg_replace('/[\p{Cc}\p{Cs}]/u', '*', $str);
 }
 
 function common_tag_link($tag)
@@ -628,9 +625,13 @@ function common_at_link($sender_id, $nickname)
             $url = $recipient->profileurl;
         }
         $xs = new XMLStringer(false);
+        $attrs = array('href' => $url,
+                       'class' => 'url');
+        if (!empty($recipient->fullname)) {
+            $attrs['title'] = $recipient->fullname . ' (' . $recipient->nickname . ')';
+        }
         $xs->elementStart('span', 'vcard');
-        $xs->elementStart('a', array('href' => $url,
-                                     'class' => 'url'));
+        $xs->elementStart('a', $attrs);
         $xs->element('span', 'fn nickname', $nickname);
         $xs->elementEnd('a');
         $xs->elementEnd('span');
@@ -645,10 +646,14 @@ function common_group_link($sender_id, $nickname)
     $sender = Profile::staticGet($sender_id);
     $group = User_group::staticGet('nickname', common_canonical_nickname($nickname));
     if ($group && $sender->isMember($group)) {
+        $attrs = array('href' => $group->permalink(),
+                       'class' => 'url');
+        if (!empty($group->fullname)) {
+            $attrs['title'] = $group->fullname . ' (' . $group->nickname . ')';
+        }
         $xs = new XMLStringer();
         $xs->elementStart('span', 'vcard');
-        $xs->elementStart('a', array('href' => $group->permalink(),
-                                     'class' => 'url'));
+        $xs->elementStart('a', $attrs);
         $xs->element('span', 'fn nickname', $nickname);
         $xs->elementEnd('a');
         $xs->elementEnd('span');
@@ -719,25 +724,46 @@ function common_relative_profile($sender, $nickname, $dt=null)
 
 function common_local_url($action, $args=null, $params=null, $fragment=null)
 {
+    static $sensitive = array('login', 'register', 'passwordsettings',
+                              'twittersettings', 'finishopenidlogin',
+                              'finishaddopenid', 'api');
+
     $r = Router::get();
     $path = $r->build($action, $args, $params, $fragment);
 
+    $ssl = in_array($action, $sensitive);
+
     if (common_config('site','fancy')) {
-        $url = common_path(mb_substr($path, 1));
+        $url = common_path(mb_substr($path, 1), $ssl);
     } else {
         if (mb_strpos($path, '/index.php') === 0) {
-            $url = common_path(mb_substr($path, 1));
+            $url = common_path(mb_substr($path, 1), $ssl);
         } else {
-            $url = common_path('index.php'.$path);
+            $url = common_path('index.php'.$path, $ssl);
         }
     }
     return $url;
 }
 
-function common_path($relative)
+function common_path($relative, $ssl=false)
 {
     $pathpart = (common_config('site', 'path')) ? common_config('site', 'path')."/" : '';
-    return "http://".common_config('site', 'server').'/'.$pathpart.$relative;
+
+    if (($ssl && (common_config('site', 'ssl') === 'sometimes'))
+        || common_config('site', 'ssl') === 'always') {
+        $proto = 'https';
+        if (is_string(common_config('site', 'sslserver')) &&
+            mb_strlen(common_config('site', 'sslserver')) > 0) {
+            $serverpart = common_config('site', 'sslserver');
+        } else {
+            $serverpart = common_config('site', 'server');
+        }
+    } else {
+        $proto = 'http';
+        $serverpart = common_config('site', 'server');
+    }
+
+    return $proto.'://'.$serverpart.'/'.$pathpart.$relative;
 }
 
 function common_date_string($dt)
@@ -827,7 +853,7 @@ function common_redirect($url, $code=307)
                            303 => "See Other",
                            307 => "Temporary Redirect");
 
-    header("Status: ${code} $status[$code]");
+    header('HTTP/1.1 '.$code.' '.$status[$code]);
     header("Location: $url");
 
     $xo = new XMLOutputter();
@@ -929,9 +955,9 @@ function common_profile_url($nickname)
 
 // Should make up a reasonable root URL
 
-function common_root_url()
+function common_root_url($ssl=false)
 {
-    return common_path('');
+    return common_path('', $ssl);
 }
 
 // returns $bytes bytes of random data as a hexadecimal string
@@ -1300,3 +1326,16 @@ function common_compatible_license($from, $to)
     // XXX: better compatibility check needed here!
     return ($from == $to);
 }
+
+/**
+ * returns a quoted table name, if required according to config
+ */
+function common_database_tablename($tablename)
+{
+  
+  if(common_config('db','quote_identifiers')) {
+      $tablename = '"'. $tablename .'"';
+  }
+  //table prefixes could be added here later
+  return $tablename;
+}