X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Futil.php;h=cfc95cc360479066b344793d7107a77f1e6597c4;hb=2dd4857dacc144a9622d7ce49d7924abaf2e6d6c;hp=9589ea03557c8546a2cb148fc1b2c25d65a18eb8;hpb=f2ae665e13f9eec7183709e85fec04009eff41ec;p=quix0rs-gnu-social.git

diff --git a/lib/util.php b/lib/util.php
index 9589ea0355..cfc95cc360 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -131,60 +131,46 @@ function common_end_xml() {
 	$xw->flush();
 }
 
-define('PAGE_TYPE_PREFS', 'text/html,application/xhtml+xml,application/xml;q=0.3,text/xml;q=0.2');
-
-function common_show_header($pagetitle, $callable=NULL, $data=NULL, $headercall=NULL) {
-	global $config, $xw;
-
+function common_init_language() {
+	mb_internal_encoding('UTF-8');
 	$language = common_language();
 	# So we don't have to make people install the gettext locales
 	putenv('LANGUAGE='.$language);
-	putenv('LANG='.$language);	
+	putenv('LANG='.$language);
 	$locale_set = setlocale(LC_ALL, $language . ".utf8",
 							$language . ".UTF8",
 							$language . ".utf-8",
 							$language . ".UTF-8",
 							$language);
-	bindtextdomain("laconica", $config['site']['locale_path']);
+	bindtextdomain("laconica", common_config('site','locale_path'));
 	bind_textdomain_codeset("laconica", "UTF-8");
 	textdomain("laconica");
-	
-	$httpaccept = isset($_SERVER['HTTP_ACCEPT']) ? $_SERVER['HTTP_ACCEPT'] : NULL;
-
-	# XXX: allow content negotiation for RDF, RSS, or XRDS
-
-	$type = common_negotiate_type(common_accept_to_prefs($httpaccept),
-								  common_accept_to_prefs(PAGE_TYPE_PREFS));
-
-	if (!$type) {
-		common_user_error(_('This page is not available in a media type you accept'), 406);
-		exit(0);
+	setlocale(LC_CTYPE, 'C');
+	if(!$locale_set) {
+		common_log(LOG_INFO,'Language requested:'.$language.' - locale could not be set:',__FILE__);
 	}
+}
 
-	header('Content-Type: '.$type);
-
-	common_start_xml('html',
-					 '-//W3C//DTD XHTML 1.0 Strict//EN',
-					 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
-
-	# FIXME: correct language for interface
+define('PAGE_TYPE_PREFS', 'text/html,application/xhtml+xml,application/xml;q=0.3,text/xml;q=0.2');
 
-	common_element_start('html', array('xmlns' => 'http://www.w3.org/1999/xhtml',
-									   'xml:lang' => $language,
-									   'lang' => $language));
+function common_show_header($pagetitle, $callable=NULL, $data=NULL, $headercall=NULL) {
+	
+	global $config, $xw;
 
+	common_start_html();
+	
 	common_element_start('head');
 	common_element('title', NULL,
 				   $pagetitle . " - " . $config['site']['name']);
 	common_element('link', array('rel' => 'stylesheet',
 								 'type' => 'text/css',
-								 'href' => theme_path('display.css'),
+								 'href' => theme_path('display.css') . '?version=' . LACONICA_VERSION,
 								 'media' => 'screen, projection, tv'));
 	foreach (array(6,7) as $ver) {
 		if (file_exists(theme_file('ie'.$ver.'.css'))) {
 			# Yes, IE people should be put in jail.
 			$xw->writeComment('[if lte IE '.$ver.']><link rel="stylesheet" type="text/css" '.
-							  'href="'.theme_path('ie'.$ver.'.css').'" /><![endif]');
+							  'href="'.theme_path('ie'.$ver.'.css').'?version='.LACONICA_VERSION.'" /><![endif]');
 		}
 	}
 
@@ -192,7 +178,10 @@ function common_show_header($pagetitle, $callable=NULL, $data=NULL, $headercall=
 								   'src' => common_path('js/jquery.min.js')),
 				   ' ');
 	common_element('script', array('type' => 'text/javascript',
-								   'src' => common_path('js/util.js')),
+								   'src' => common_path('js/jquery.form.js')),
+				   ' ');
+	common_element('script', array('type' => 'text/javascript',
+								   'src' => common_path('js/util.js?version='.LACONICA_VERSION)),
 				   ' ');
 	common_element('link', array('rel' => 'search', 'type' => 'application/opensearchdescription+xml',
                                         'href' =>  common_local_url('opensearch', array('type' => 'people')),
@@ -243,6 +232,37 @@ function common_show_header($pagetitle, $callable=NULL, $data=NULL, $headercall=
 	common_element_start('div', array('id' => 'content'));
 }
 
+function common_start_html($type=NULL) {
+	
+	if (!$type) {
+		$httpaccept = isset($_SERVER['HTTP_ACCEPT']) ? $_SERVER['HTTP_ACCEPT'] : NULL;
+		
+		# XXX: allow content negotiation for RDF, RSS, or XRDS
+		
+		$type = common_negotiate_type(common_accept_to_prefs($httpaccept),
+									  common_accept_to_prefs(PAGE_TYPE_PREFS));
+		
+		if (!$type) {
+			common_user_error(_('This page is not available in a media type you accept'), 406);
+			exit(0);
+		}
+	}
+	
+	header('Content-Type: '.$type);
+
+	common_start_xml('html',
+					 '-//W3C//DTD XHTML 1.0 Strict//EN',
+					 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
+
+	# FIXME: correct language for interface
+
+	$language = common_language();
+
+	common_element_start('html', array('xmlns' => 'http://www.w3.org/1999/xhtml',
+									   'xml:lang' => $language,
+									   'lang' => $language));
+}
+
 function common_show_footer() {
 	global $xw, $config;
 	common_element_end('div'); # content div
@@ -293,14 +313,13 @@ function common_nav_menu() {
 		common_menu_item(common_local_url('all', array('nickname' => $user->nickname)),
 						 _('Home'));
 	}
-	common_menu_item(common_local_url('public'), _('Public'));
 	common_menu_item(common_local_url('peoplesearch'), _('Search'));
 	common_menu_item(common_local_url('tags'), _('Tags'));
-	common_menu_item(common_local_url('doc', array('title' => 'help')),
-					 _('Help'));
 	if ($user) {
 		common_menu_item(common_local_url('profilesettings'),
 						 _('Settings'));
+		common_menu_item(common_local_url('invite'),
+						 _('Invite'));
 		common_menu_item(common_local_url('logout'),
 						 _('Logout'));
 	} else {
@@ -315,6 +334,8 @@ function common_nav_menu() {
 
 function common_foot_menu() {
 	common_element_start('ul', array('id' => 'nav_sub'));
+	common_menu_item(common_local_url('doc', array('title' => 'help')),
+					 _('Help'));
 	common_menu_item(common_local_url('doc', array('title' => 'about')),
 					 _('About'));
 	common_menu_item(common_local_url('doc', array('title' => 'faq')),
@@ -359,7 +380,7 @@ function common_input($id, $label, $value=NULL,$instructions=NULL) {
 	common_element_end('p');
 }
 
-function common_checkbox($id, $label, $checked=false, $instructions=NULL, $value='true')
+function common_checkbox($id, $label, $checked=false, $instructions=NULL, $value='true', $disabled=false)
 {
 	common_element_start('p');
 	$attrs = array('name' => $id,
@@ -372,6 +393,9 @@ function common_checkbox($id, $label, $checked=false, $instructions=NULL, $value
 	if ($checked) {
 		$attrs['checked'] = 'checked';
 	}
+	if ($disabled) {
+		$attrs['disabled'] = 'true';
+	}
 	common_element('input', $attrs);
 	# XXX: use a <label>
 	common_text(' ');
@@ -424,13 +448,13 @@ function common_password($id, $label, $instructions=NULL) {
 	common_element_end('p');
 }
 
-function common_submit($id, $label) {
+function common_submit($id, $label, $cls='submit') {
 	global $xw;
 	common_element_start('p');
 	common_element('input', array('type' => 'submit',
 								  'id' => $id,
 								  'name' => $id,
-								  'class' => 'submit',
+								  'class' => $cls,
 								  'value' => $label));
 	common_element_end('p');
 }
@@ -462,25 +486,27 @@ function common_timezone() {
 }
 
 function common_language() {
-	$httplang = isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ? $_SERVER['HTTP_ACCEPT_LANGUAGE'] : NULL;
-        $language = array();
-        $user_language = FALSE;
 
+	// If there is a user logged in and they've set a language preference
+	// then return that one...
         if (common_logged_in()) {
                 $user = common_current_user();
                 $user_language = $user->language;
+		if ($user_language)
+			return $user_language;
         }
 
-        if ($user_language) {
-                return $user_language;
-        } else if (!empty($httplang)) {
-                $language = client_prefered_language($httplang);
-                if ($language) {
-                    return $language;
-                }
-        } else {
-                return $config['site']['language'];
-        }
+	// Otherwise, find the best match for the languages requested by the
+	// user's browser...
+	$httplang = isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ? $_SERVER['HTTP_ACCEPT_LANGUAGE'] : NULL;
+	if (!empty($httplang)) {
+		$language = client_prefered_language($httplang);
+		if ($language)
+			return $language;
+	}
+
+	// Finally, if none of the above worked, use the site's default...
+	return common_config('site', 'language');
 }
 # salted, hashed passwords are stored in the DB
 
@@ -490,6 +516,10 @@ function common_munge_password($password, $id) {
 
 # check if a username exists and has matching password
 function common_check_user($nickname, $password) {
+	# NEVER allow blank passwords, even if they match the DB
+	if (mb_strlen($password) == 0) {
+		return false;
+	}
 	$user = User::staticGet('nickname', $nickname);
 	if (is_null($user)) {
 		return false;
@@ -672,25 +702,149 @@ function common_canonical_email($email) {
 define('URL_REGEX', '^|[ \t\r\n])((ftp|http|https|gopher|mailto|news|nntp|telnet|wais|file|prospero|aim|webcal):(([A-Za-z0-9$_.+!*(),;/?:@&~=-])|%[A-Fa-f0-9]{2}){2,}(#([a-zA-Z0-9][a-zA-Z0-9$_.+!*(),;/?:@&~=%-]*))?([A-Za-z0-9$_+!*();/?:~-]))');
 
 function common_render_content($text, $notice) {
+	$r = common_render_text($text);
+	$id = $notice->profile_id;
+	$r = preg_replace('/(^|\s+)@([A-Za-z0-9]{1,64})/e', "'\\1@'.common_at_link($id, '\\2')", $r);
+	$r = preg_replace('/^T ([A-Z0-9]{1,64}) /e', "'T '.common_at_link($id, '\\1').' '", $r);
+	return $r;
+}
+
+function common_render_text($text) {
 	$r = htmlspecialchars($text);
 
 	$r = preg_replace('/[\x{0}-\x{8}\x{b}-\x{c}\x{e}-\x{19}]/', '', $r);
-	$id = $notice->profile_id;
-	$r = preg_replace('@https?://[^)\]>\s]+@', '<a href="\0" class="extlink">\0</a>', $r);
-	$r = preg_replace('/(^|\s+)@([a-z0-9]{1,64})/e', "'\\1@'.common_at_link($id, '\\2')", $r);
-	$r = preg_replace('/^T ([A-Z0-9]{1,64}) /e', "'T '.common_at_link($id, '\\1').' '", $r);
-	$r = preg_replace('/(^|\s+)#([a-z0-9]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
+	$r = preg_replace_callback('@https?://[^\]>\s]+@', 'common_render_uri_thingy', $r);
+	$r = preg_replace('/(^|\s+)#([A-Za-z0-9_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
 	# XXX: machine tags
 	return $r;
 }
 
+function common_render_uri_thingy($matches) {
+	$uri = $matches[0];
+	$trailer = '';
+
+	# Some heuristics for extracting URIs from surrounding punctuation
+	# Strip from trailing text...
+	if (preg_match('/^(.*)([,.:"\']+)$/', $uri, $matches)) {
+		$uri = $matches[1];
+		$trailer = $matches[2];
+	}
+
+	$pairs = array(
+		']' => '[', # technically disallowed in URIs, but used in Java docs
+		')' => '(', # far too frequent in Wikipedia and MSDN
+	);
+	$final = substr($uri, -1, 1);
+	if (isset($pairs[$final])) {
+		$openers = substr_count($uri, $pairs[$final]);
+		$closers = substr_count($uri, $final);
+		if ($closers > $openers) {
+			// Assume the paren was opened outside the URI
+			$uri = substr($uri, 0, -1);
+			$trailer = $final . $trailer;
+		}
+	}
+	if ($longurl = common_longurl($uri)) {
+		$longurl = htmlentities($longurl, ENT_QUOTES, 'UTF-8');
+		$title = " title='$longurl'";
+	}
+	else $title = '';
+	
+	return '<a href="' . $uri . '"' . $title . ' class="extlink">' . $uri . '</a>' . $trailer;
+}
+
+function common_longurl($uri)  {
+	$uri_e = urlencode($uri);
+	$longurl = unserialize(file_get_contents("http://api.longurl.org/v1/expand?format=php&url=$uri_e"));
+	if (empty($longurl['long_url']) || $uri === $longurl['long_url']) return false;
+	return stripslashes($longurl['long_url']);
+}
+
+function common_shorten_links($text) {
+    // \s = not a horizontal whitespace character (since PHP 5.2.4)
+	// RYM this should prevent * preceded URLs from being processed but it its a char
+//	$r = preg_replace('@[^*](https?://[^)\]>\s]+)@e', "common_shorten_link('\\1')", $r);
+	return preg_replace('@https?://[^)\]>\s]+@e', "common_shorten_link('\\0')", $text);
+}
+
+function common_shorten_link($long_url) {
+	
+	$user = common_current_user();
+	
+	$curlh = curl_init();
+	curl_setopt($curlh, CURLOPT_CONNECTTIMEOUT, 20); // # seconds to wait
+	curl_setopt($curlh, CURLOPT_USERAGENT, 'Laconica');
+	curl_setopt($curlh, CURLOPT_RETURNTRANSFER, true);
+	
+	switch($user->urlshorteningservice) {
+        case 'ur1.ca':
+            $short_url_service = new LilUrl;
+            $short_url = $short_url_service->shorten($long_url);
+            break;
+            
+        case '2tu.us':
+            $short_url_service = new TightUrl;
+            $short_url = $short_url_service->shorten($long_url);
+            break;
+            
+        case 'ptiturl.com':
+            $short_url_service = new PtitUrl;
+            $short_url = $short_url_service->shorten($long_url);
+            break;
+
+        case 'bit.ly':
+			curl_setopt($curlh, CURLOPT_URL, 'http://bit.ly/api?method=shorten&long_url='.urlencode($long_url));
+			$short_url = current(json_decode(curl_exec($curlh))->results)->hashUrl;
+            break;
+
+		case 'is.gd':
+			curl_setopt($curlh, CURLOPT_URL, 'http://is.gd/api.php?longurl='.urlencode($long_url));
+			$short_url = curl_exec($curlh);
+			break;
+		case 'snipr.com':
+			curl_setopt($curlh, CURLOPT_URL, 'http://snipr.com/site/snip?r=simple&link='.urlencode($long_url));
+			$short_url = curl_exec($curlh);
+			break;
+		case 'metamark.net':
+			curl_setopt($curlh, CURLOPT_URL, 'http://metamark.net/api/rest/simple?long_url='.urlencode($long_url));
+			$short_url = curl_exec($curlh);
+			break;
+		case 'tinyurl.com':
+			curl_setopt($curlh, CURLOPT_URL, 'http://tinyurl.com/api-create.php?url='.urlencode($long_url));
+			$short_url = curl_exec($curlh);
+			break;
+		default:
+			$short_url = false;
+	}
+	
+	curl_close($curlh);
+	
+	if ($short_url) {
+		return $short_url;
+	}
+	return $long_url;
+}
+
+function common_xml_safe_str($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', '*', $str);
+}
+
 function common_tag_link($tag) {
-	return '<a href="' . htmlspecialchars(common_path('tag/' . $tag)) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
+	$canonical = common_canonical_tag($tag);
+	$url = common_local_url('tag', array('tag' => $canonical));
+	return '<a href="' . htmlspecialchars($url) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
+}
+
+function common_canonical_tag($tag) {  
+	return strtolower(str_replace(array('-', '_', '.'), '', $tag));
 }
 
 function common_at_link($sender_id, $nickname) {
 	$sender = Profile::staticGet($sender_id);
-	$recipient = common_relative_profile($sender, $nickname);
+	$recipient = common_relative_profile($sender, common_canonical_nickname($nickname));
 	if ($recipient) {
 		return '<a href="'.htmlspecialchars($recipient->profileurl).'" class="atlink">'.$nickname.'</a>';
 	} else {
@@ -770,13 +924,17 @@ function common_default_avatar($size) {
 	return theme_path('default-avatar-'.$sizenames[$size].'.png');
 }
 
-function common_local_url($action, $args=NULL) {
-	global $config;
-	if ($config['site']['fancy']) {
-		return common_fancy_url($action, $args);
+function common_local_url($action, $args=NULL, $fragment=NULL) {
+	$url = NULL;
+	if (common_config('site','fancy')) {
+		$url = common_fancy_url($action, $args);
 	} else {
-		return common_simple_url($action, $args);
+		$url = common_simple_url($action, $args);
+	}
+	if (!is_null($fragment)) {
+		$url .= '#'.$fragment;
 	}
+	return $url;
 }
 
 function common_fancy_url($action, $args=NULL) {
@@ -801,10 +959,16 @@ function common_fancy_url($action, $args=NULL) {
 		return common_path('doc/'.$args['title']);
 	 case 'login':
 	 case 'logout':
-	 case 'register':
 	 case 'subscribe':
 	 case 'unsubscribe':
+	 case 'invite':
 		return common_path('main/'.$action);
+	 case 'register':
+		if ($args && $args['code']) {
+			return common_path('main/register/'.$args['code']);
+		} else {
+			return common_path('main/register');
+		}
 	 case 'remotesubscribe':
 		if ($args && $args['nickname']) {
 			return common_path('main/remote?nickname=' . $args['nickname']);
@@ -813,9 +977,6 @@ function common_fancy_url($action, $args=NULL) {
 		}
 	 case 'openidlogin':
 		return common_path('main/openid');
-	 case 'avatar':
-	 case 'password':
-		return common_path('settings/'.$action);
 	 case 'profilesettings':
 		return common_path('settings/profile');
 	 case 'emailsettings':
@@ -824,6 +985,10 @@ function common_fancy_url($action, $args=NULL) {
 		return common_path('settings/openid');
 	 case 'smssettings':
 		return common_path('settings/sms');
+	 case 'twittersettings':
+		return common_path('settings/twitter');
+ 	 case 'othersettings':
+		return common_path('settings/other');
 	 case 'newnotice':
 		if ($args && $args['replyto']) {
 			return common_path('notice/new?replyto='.$args['replyto']);
@@ -845,6 +1010,8 @@ function common_fancy_url($action, $args=NULL) {
 	 case 'subscribers':
 	 case 'all':
 	 case 'replies':
+	 case 'inbox':
+	 case 'outbox':
 		if ($args && isset($args['page'])) {
 			return common_path($args['nickname'].'/'.$action.'?page=' . $args['page']);
 		} else {
@@ -862,6 +1029,9 @@ function common_fancy_url($action, $args=NULL) {
 		} else {
 			return common_path($args['nickname']);
 		}
+
+	 case 'usertimeline':
+		return common_path("api/statuses/user_timeline/".$args['nickname'].".atom");
 	 case 'confirmaddress':
 		return common_path('main/confirmaddress/'.$args['code']);
 	 case 'userbyid':
@@ -892,6 +1062,45 @@ function common_fancy_url($action, $args=NULL) {
 		return common_path($path . (($args) ? ('?' . http_build_query($args)) : ''));
 	 case 'tags':
 		return common_path('tags' . (($args) ? ('?' . http_build_query($args)) : ''));
+	 case 'favor':
+		return common_path('main/favor');
+	 case 'disfavor':
+		return common_path('main/disfavor');
+	 case 'showfavorites':
+		if ($args && isset($args['page'])) {
+			return common_path($args['nickname'].'/favorites?page=' . $args['page']);
+		} else {
+			return common_path($args['nickname'].'/favorites');
+		}
+	 case 'favoritesrss':
+		return common_path($args['nickname'].'/favorites/rss');
+	 case 'showmessage':
+		return common_path('message/' . $args['message']);
+	 case 'newmessage':
+		return common_path('message/new' . (($args) ? ('?' . http_build_query($args)) : ''));
+	 case 'api':
+		# XXX: do fancy URLs for all the API methods
+		switch (strtolower($args['apiaction'])) {
+		 case 'statuses':
+			switch (strtolower($args['method'])) {
+			 case 'user_timeline.rss':
+				return common_path('api/statuses/user_timeline/'.$args['argument'].'.rss');
+			 case 'user_timeline.atom':				
+				return common_path('api/statuses/user_timeline/'.$args['argument'].'.rss');
+			 case 'user_timeline.rss':
+				return common_path('api/statuses/user_timeline/'.$args['argument'].'.rss');
+			 case 'user_timeline.atom':				
+				return common_path('api/statuses/user_timeline/'.$args['argument'].'.rss');
+			 default: return common_simple_url($action, $args);
+			}
+		 default: return common_simple_url($action, $args);
+		}
+	 case 'sup':
+		if ($args && isset($args['seconds'])) {
+			return common_path('main/sup?seconds='.$args['seconds']);			
+		} else {
+			return common_path('main/sup');
+		}
 	 default:
 		return common_simple_url($action, $args);
 	}
@@ -985,6 +1194,10 @@ function common_date_iso8601($dt) {
 	return $d->format('c');
 }
 
+function common_sql_now() {
+	return strftime('%Y-%m-%d %H:%M:%S', time());
+}
+
 function common_redirect($url, $code=307) {
 	static $status = array(301 => "Moved Permanently",
 						   302 => "Found",
@@ -1023,7 +1236,7 @@ function common_save_replies($notice) {
 		if (!$recipient) {
 			continue;
 		}
-		if ($i == 0 && ($recipient->id != $sender->id)) { # Don't save reply to self
+		if ($i == 0 && ($recipient->id != $sender->id) && !$notice->reply_to) { # Don't save reply to self
 			$reply_for = $recipient;
 			$recipient_notice = $reply_for->getCurrentNotice();
 			if ($recipient_notice) {
@@ -1046,6 +1259,24 @@ function common_save_replies($notice) {
 }
 
 function common_broadcast_notice($notice, $remote=false) {
+
+	// Check to see if notice should go to Twitter
+	$flink = Foreign_link::getForeignLink($notice->profile_id, 1); // 1 == Twitter
+	if (($flink->noticesync & FOREIGN_NOTICE_SEND) == FOREIGN_NOTICE_SEND) {
+
+		// If it's not a Twitter-style reply, or if the user WANTS to send replies...
+
+		if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
+			(($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) == FOREIGN_NOTICE_SEND_REPLY)) {
+
+			$result = common_twitter_broadcast($notice, $flink);
+
+			if (!$result) {
+				common_debug('Unable to send notice: ' . $notice->id . ' to Twitter.', __FILE__);
+			}
+		}
+	}
+
 	if (common_config('queue', 'enabled')) {
 		# Do it later!
 		return common_enqueue_notice($notice);
@@ -1054,19 +1285,80 @@ function common_broadcast_notice($notice, $remote=false) {
 	}
 }
 
+function common_twitter_broadcast($notice, $flink) {
+	global $config;
+	$success = true;
+	$fuser = $flink->getForeignUser();
+	$twitter_user = $fuser->nickname;
+	$twitter_password = $flink->credentials;
+	$uri = 'http://www.twitter.com/statuses/update.json';
+
+	// XXX: Hack to get around PHP cURL's use of @ being a a meta character
+	$statustxt = preg_replace('/^@/', ' @', $notice->content);
+
+	$options = array(
+		CURLOPT_USERPWD 		=> "$twitter_user:$twitter_password",
+		CURLOPT_POST			=> true,
+		CURLOPT_POSTFIELDS		=> array(
+									'status'	=> $statustxt,
+									'source'	=> $config['integration']['source']
+									),
+		CURLOPT_RETURNTRANSFER	=> true,
+		CURLOPT_FAILONERROR		=> true,
+		CURLOPT_HEADER			=> false,
+		CURLOPT_FOLLOWLOCATION	=> true,
+		CURLOPT_USERAGENT		=> "Laconica",
+		CURLOPT_CONNECTTIMEOUT	=> 120,  // XXX: Scary!!!! How long should this be?
+		CURLOPT_TIMEOUT			=> 120
+	);
+
+	$ch = curl_init($uri);
+    curl_setopt_array($ch, $options);
+    $data = curl_exec($ch);
+    $errmsg = curl_error($ch);
+
+	if ($errmsg) {
+		common_debug("cURL error: $errmsg - trying to send notice for $twitter_user.",
+			__FILE__);
+		$success = false;
+	}
+
+	curl_close($ch);
+
+	if (!$data) {
+		common_debug("No data returned by Twitter's API trying to send update for $twitter_user",
+			__FILE__);
+		$success = false;
+	}
+
+	// Twitter should return a status
+	$status = json_decode($data);
+
+	if (!$status->id) {
+		common_debug("Unexpected data returned by Twitter API trying to send update for $twitter_user",
+			__FILE__);
+		$success = false;
+	}
+
+	return $success;
+}
+
 # Stick the notice on the queue
 
 function common_enqueue_notice($notice) {
-	$qi = new Queue_item();
-	$qi->notice_id = $notice->id;
-	$qi->created = $notice->created;
+	foreach (array('jabber', 'omb', 'sms', 'public') as $transport) {
+		$qi = new Queue_item();
+		$qi->notice_id = $notice->id;
+		$qi->transport = $transport;
+		$qi->created = $notice->created;
         $result = $qi->insert();
-	if (!$result) {
-	    $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
-	    common_log(LOG_ERR, 'DB error inserting queue item: ' . $last_error->message);
-	    return false;
+		if (!$result) {
+			$last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
+			common_log(LOG_ERR, 'DB error inserting queue item: ' . $last_error->message);
+			return false;
+		}
+		common_log(LOG_DEBUG, 'complete queueing notice ID = ' . $notice->id . ' for ' . $transport);
 	}
-	common_log(LOG_DEBUG, 'complete queueing notice ID = ' . $notice->id);
 	return $result;
 }
 
@@ -1076,7 +1368,7 @@ function common_dequeue_notice($notice) {
                 $result = $qi->delete();
 	        if (!$result) {
 	            $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
-                    common_log(LOG_ERROR, 'DB error deleting queue item: ' . $last_error->message);
+                    common_log(LOG_ERR, 'DB error deleting queue item: ' . $last_error->message);
                     return false;
                 }
                 common_log(LOG_DEBUG, 'complete dequeueing notice ID = ' . $notice->id);
@@ -1110,6 +1402,12 @@ function common_real_broadcast($notice, $remote=false) {
 			common_log(LOG_ERR, 'Error in sms broadcast for notice ' . $notice->id);
 		}
 	}
+	if ($success) {
+		$success = jabber_public_notice($notice);
+		if (!$success) {
+			common_log(LOG_ERR, 'Error in public broadcast for notice ' . $notice->id);
+		}
+	}
 	// XXX: broadcast notices to other IM
 	return $success;
 }
@@ -1138,15 +1436,18 @@ function common_notice_form($action=NULL, $content=NULL) {
 	common_element('label', array('for' => 'status_textarea',
 								  'id' => 'status_label'),
 				   sprintf(_('What\'s up, %s?'), $user->nickname));
-        common_element('span', array('id' => 'counter', 'class' => 'counter'), '140');
+    common_element('span', array('id' => 'counter', 'class' => 'counter'), '140');
 	common_element('textarea', array('id' => 'status_textarea',
 									 'cols' => 60,
 									 'rows' => 3,
 									 'name' => 'status_textarea'),
 				   ($content) ? $content : '');
+	common_hidden('token', common_session_token());
 	if ($action) {
 		common_hidden('returnto', $action);
 	}
+	# set by JavaScript
+	common_hidden('inreplyto', 'false');
 	common_element('input', array('id' => 'status_submit',
 								  'name' => 'status_submit',
 								  'type' => 'submit',
@@ -1398,6 +1699,15 @@ function common_copy_args($from) {
 	return $to;
 }
 
+// Neutralise the evil effects of magic_quotes_gpc in the current request.
+// This is used before handing a request off to OAuthRequest::from_request.
+function common_remove_magic_from_request() {
+	if(get_magic_quotes_gpc()) {
+		$_POST=array_map('stripslashes',$_POST);
+		$_GET=array_map('stripslashes',$_GET);
+	}
+}
+
 function common_user_uri(&$user) {
 	return common_local_url('userbyid', array('id' => $user->id));
 }
@@ -1464,3 +1774,132 @@ function common_canonical_sms($sms) {
 	preg_replace('/\D/', '', $sms);
 	return $sms;
 }
+
+function common_error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
+    switch ($errno) {
+     case E_USER_ERROR:
+		common_log(LOG_ERR, "[$errno] $errstr ($errfile:$errline)");
+		exit(1);
+		break;
+
+	 case E_USER_WARNING:
+		common_log(LOG_WARNING, "[$errno] $errstr ($errfile:$errline)");
+		break;
+
+     case E_USER_NOTICE:
+		common_log(LOG_NOTICE, "[$errno] $errstr ($errfile:$errline)");
+		break;
+    }
+
+	# FIXME: show error page if we're on the Web
+    /* Don't execute PHP internal error handler */
+    return true;
+}
+
+function common_session_token() {
+	common_ensure_session();
+	if (!array_key_exists('token', $_SESSION)) {
+		$_SESSION['token'] = common_good_rand(64);
+	}
+	return $_SESSION['token'];
+}
+
+function common_disfavor_form($notice) {
+	common_element_start('form', array('id' => 'disfavor-' . $notice->id,
+									   'method' => 'post',
+									   'class' => 'disfavor',
+									   'action' => common_local_url('disfavor')));
+	common_hidden('token', common_session_token());
+	common_hidden('notice', $notice->id);
+	common_element('input', array('type' => 'submit',
+								  'id' => 'disfavor-submit-' . $notice->id,
+								  'name' => 'disfavor-submit-' . $notice->id,
+								  'class' => 'disfavor',
+								  'value' => '♥'));
+	common_element_end('form');
+}
+
+function common_favor_form($notice) {
+	common_element_start('form', array('id' => 'favor-' . $notice->id,
+									   'method' => 'post',
+									   'class' => 'favor',
+									   'action' => common_local_url('favor')));
+	common_hidden('token', common_session_token());
+	common_hidden('notice', $notice->id);
+	common_element('input', array('type' => 'submit',
+								  'id' => 'favor-submit-' . $notice->id,
+								  'name' => 'favor-submit-' . $notice->id,
+								  'class' => 'favor',
+								  'value' => '♡'));
+	common_element_end('form');
+}
+
+function common_cache_key($extra) {
+	return 'laconica:' . common_keyize(common_config('site', 'name')) . ':' . $extra;
+}
+
+function common_keyize($str) {
+	$str = strtolower($str);
+	$str = preg_replace('/\s/', '_', $str);
+	return $str;
+}
+
+function common_message_form($content, $user, $to) {
+	
+	common_element_start('form', array('id' => 'message_form',
+									   'method' => 'post',
+									   'action' => common_local_url('newmessage')));
+	
+	$mutual_users = $user->mutuallySubscribedUsers();
+	
+	$mutual = array();
+	
+	while ($mutual_users->fetch()) {
+		if ($mutual_users->id != $user->id) {
+			$mutual[$mutual_users->id] = $mutual_users->nickname;
+		}
+	}
+	
+	$mutual_users->free();
+	unset($mutual_users);
+	
+	common_dropdown('to', _('To'), $mutual, NULL, FALSE, $to->id);
+	
+	common_element_start('p');
+	
+	common_element('textarea', array('id' => 'message_content',
+									 'cols' => 60,
+									 'rows' => 3,
+									 'name' => 'content'),
+				   ($content) ? $content : '');
+	
+	common_element('input', array('id' => 'message_send',
+								  'name' => 'message_send',
+								  'type' => 'submit',
+								  'value' => _('Send')));
+	
+	common_hidden('token', common_session_token());
+	
+	common_element_end('p');
+	common_element_end('form');
+}
+
+function common_memcache() {
+	static $cache = NULL;
+	if (!common_config('memcached', 'enabled')) {
+		return NULL;
+	} else {
+		if (!$cache) {
+			$cache = new Memcache();
+			$servers = common_config('memcached', 'server');
+			if (is_array($servers)) {
+				foreach($servers as $server) {
+					$cache->addServer($server);
+				}
+			} else {
+				$cache->addServer($servers);
+			}
+		}
+		return $cache;
+	}
+}