return common_config('site', 'timezone');
}
+function common_valid_language($lang)
+{
+ if ($lang) {
+ // Validate -- we don't want to end up with a bogus code
+ // left over from some old junk.
+ foreach (common_config('site', 'languages') as $code => $info) {
+ if ($info['lang'] == $lang) {
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
function common_language()
{
+ // Allow ?uselang=xx override, very useful for debugging
+ // and helping translators check usage and context.
+ if (isset($_GET['uselang'])) {
+ $uselang = strval($_GET['uselang']);
+ if (common_valid_language($uselang)) {
+ return $uselang;
+ }
+ }
+
// If there is a user logged in and they've set a language preference
// then return that one...
if (_have_config() && common_logged_in()) {
$user = common_current_user();
- $user_language = $user->language;
-
- if ($user->language) {
- // Validate -- we don't want to end up with a bogus code
- // left over from some old junk.
- foreach (common_config('site', 'languages') as $code => $info) {
- if ($info['lang'] == $user_language) {
- return $user_language;
- }
- }
+
+ if (common_valid_language($user->language)) {
+ return $user->language;
}
}
return $r;
}
-function common_replace_urls_callback($text, $callback, $notice_id = null) {
+/**
+ * Find links in the given text and pass them to the given callback function.
+ *
+ * @param string $text
+ * @param function($text, $arg) $callback: return replacement text
+ * @param mixed $arg: optional argument will be passed on to the callback
+ */
+function common_replace_urls_callback($text, $callback, $arg = null) {
// Start off with a regex
$regex = '#'.
'(?:^|[\s\<\>\(\)\[\]\{\}\\\'\\\";]+)(?![\@\!\#])'.
'#ixu';
//preg_match_all($regex,$text,$matches);
//print_r($matches);
- return preg_replace_callback($regex, curry('callback_helper',$callback,$notice_id) ,$text);
+ return preg_replace_callback($regex, curry('callback_helper',$callback,$arg) ,$text);
}
-function callback_helper($matches, $callback, $notice_id) {
+/**
+ * Intermediate callback for common_replace_links(), helps resolve some
+ * ambiguous link forms before passing on to the final callback.
+ *
+ * @param array $matches
+ * @param callable $callback
+ * @param mixed $arg optional argument to pass on as second param to callback
+ * @return string
+ *
+ * @access private
+ */
+function callback_helper($matches, $callback, $arg=null) {
$url=$matches[1];
$left = strpos($matches[0],$url);
$right = $left+strlen($url);
}
}while($original_url!=$url);
- if(empty($notice_id)){
- $result = call_user_func_array($callback, array($url));
- }else{
- $result = call_user_func_array($callback, array(array($url,$notice_id)) );
- }
+ $result = call_user_func_array($callback, array($url, $arg));
return substr($matches[0],0,$left) . $result . substr($matches[0],$right);
}
return XMLStringer::estring('a', $attrs, $url);
}
-function common_shorten_links($text, $always = false)
+/**
+ * Find and shorten links in a given chunk of text if it's longer than the
+ * configured notice content limit (or unconditionally).
+ *
+ * Side effects: may save file and file_redirection records for referenced URLs.
+ *
+ * Pass the $user option or call $user->shortenLinks($text) to ensure the proper
+ * user's options are used; otherwise the current web session user's setitngs
+ * will be used or ur1.ca if there is no active web login.
+ *
+ * @param string $text
+ * @param boolean $always (optional)
+ * @param User $user (optional)
+ *
+ * @return string
+ */
+function common_shorten_links($text, $always = false, User $user=null)
{
- $maxLength = Notice::maxContent();
- if (!$always && ($maxLength == 0 || mb_strlen($text) <= $maxLength)) return $text;
- return common_replace_urls_callback($text, array('File_redirection', 'makeShort'));
+ common_debug("common_shorten_links() called");
+
+ $user = common_current_user();
+
+ $maxLength = User_urlshortener_prefs::maxNoticeLength($user);
+
+ common_debug("maxLength = $maxLength");
+
+ if ($always || mb_strlen($text) > $maxLength) {
+ common_debug("Forcing shortening");
+ return common_replace_urls_callback($text, array('File_redirection', 'forceShort'), $user);
+ } else {
+ common_debug("Not forcing shortening");
+ return common_replace_urls_callback($text, array('File_redirection', 'makeShort'), $user);
+ }
}
/**
$canonical = common_canonical_tag($tag);
if (common_config('singleuser', 'enabled')) {
// regular TagAction isn't set up in 1user mode
- $user = User::singleUser();
+ $nickname = User::singleUserNickname();
$url = common_local_url('showstream',
- array('nickname' => $user->nickname,
+ array('nickname' => $nickname,
'tag' => $canonical));
} else {
$url = common_local_url('tag', array('tag' => $canonical));
exit;
}
-function common_broadcast_notice($notice, $remote=false)
-{
- // DO NOTHING!
-}
+// Stick the notice on the queue
-/**
- * Stick the notice on the queue.
- */
function common_enqueue_notice($notice)
{
static $localTransports = array('omb',
$transports[] = 'plugin';
}
- $xmpp = common_config('xmpp', 'enabled');
-
- if ($xmpp) {
- $transports[] = 'jabber';
- }
-
// We can skip these for gatewayed notices.
if ($notice->isLocal()) {
$transports = array_merge($transports, $localTransports);
- if ($xmpp) {
- $transports[] = 'public';
- }
}
if (Event::handle('StartEnqueueNotice', array($notice, &$transports))) {
return $_SESSION['token'];
}
-function common_cache_key($extra)
-{
- return Cache::key($extra);
-}
-
-function common_keyize($str)
-{
- return Cache::keyize($str);
-}
-
-function common_memcache()
-{
- return Cache::instance();
-}
-
function common_license_terms($uri)
{
if(preg_match('/creativecommons.org\/licenses\/([^\/]+)/', $uri, $matches)) {
/**
* Shorten a URL with the current user's configured shortening service,
* or ur1.ca if configured, or not at all if no shortening is set up.
- * Length is not considered.
*
- * @param string $long_url
+ * @param string $long_url original URL
+ * @param User $user to specify a particular user's options
+ * @param boolean $force Force shortening (used when notice is too long)
* @return string may return the original URL if shortening failed
*
* @fixme provide a way to specify a particular shortener
- * @fixme provide a way to specify to use a given user's shortening preferences
*/
-function common_shorten_url($long_url)
+function common_shorten_url($long_url, User $user=null, $force = false)
{
+ common_debug("Shortening URL '$long_url' (force = $force)");
+
$long_url = trim($long_url);
+
$user = common_current_user();
- if (empty($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
- $shortenerName = 'ur1.ca';
- } else {
- $shortenerName = $user->urlshorteningservice;
+
+ $maxUrlLength = User_urlshortener_prefs::maxUrlLength($user);
+ common_debug("maxUrlLength = $maxUrlLength");
+
+ // $force forces shortening even if it's not strictly needed
+
+ if (mb_strlen($long_url) < $maxUrlLength && !$force) {
+ common_debug("Skipped shortening URL.");
+ return $long_url;
}
- if(Event::handle('StartShortenUrl', array($long_url,$shortenerName,&$shortenedUrl))){
+ $shortenerName = User_urlshortener_prefs::urlShorteningService($user);
+
+ common_debug("Shortener name = '$shortenerName'");
+
+ if (Event::handle('StartShortenUrl', array($long_url, $shortenerName, &$shortenedUrl))) {
//URL wasn't shortened, so return the long url
return $long_url;
- }else{
+ } else {
//URL was shortened, so return the result
return trim($shortenedUrl);
}