public function embed_gists($content)
{
$gists_regex = '/<script[^>]+src="(http:\\/\\/gist.github.com\\/[^"]+)"[^>]*><\\/script>/i';
// remove gists from multiple-post templates
if (Options::get('gistextras__removefrommultiple')) {
if (!in_array(URL::get_matched_rule()->name, array('display_entry', 'display_page'))) {
return preg_replace($gists_regex, '', $content);
}
}
preg_match_all($gists_regex, $content, $gists);
for ($i = 0, $n = count($gists[0]); $i < $n; $i++) {
if (Options::get('gistextras__cachegists')) {
if (Cache::has($gists[1][$i])) {
$gist = Cache::get($gists[1][$i]);
} else {
if ($gist = RemoteRequest::get_contents($gists[1][$i])) {
$gist = $this->process_gist($gist);
Cache::set($gists[1][$i], $gist, 86400);
// cache for 1 day
}
}
} else {
$gist = RemoteRequest::get_contents($gists[1][$i]);
$gist = $this->process_gist($gist);
}
// replace the script tag
$content = str_replace($gists[0][$i], $gist, $content);
}
return $content;
}
public function action_plugin_act_serve_ga()
{
if (Cache::has('ga.js')) {
$js = Cache::get('ga.js');
} else {
$js = RemoteRequest::get_contents('http://www.google-analytics.com/ga.js');
Cache::set('ga.js', $js, 86400);
// cache for 1 day
}
// Clean the output buffer, so we can output from the header/scratch
ob_clean();
header('Content-Type: application/javascript');
echo $js;
}
function get_links($url)
{
$html = RemoteRequest::get_contents($url);
$dom = str_get_html($html);
$as = $dom->find('a');
$hrefs = array();
foreach ($as as $a) {
$href = rtrim($a->getAttribute('href'), '/');
if (strpos($href, '..') !== false || strpos($href, '/') !== false) {
} else {
$hrefs[] = $href;
}
}
$dom->clear();
return $hrefs;
}
public function get_technorati_stats()
{
$technorati_stats = array();
$technorati_url = 'http://api.technorati.com/bloginfo?key=' . Options::get('technorati__apikey') . '&url=' . Site::get_url('habari');
$response = RemoteRequest::get_contents($technorati_url);
if ($response !== FALSE) {
$xml = new SimpleXMLElement($response);
if (isset($xml->document->result->weblog)) {
$technorati_inbound_blogs = (int) $xml->document->result->weblog[0]->inboundblogs;
$technorati_inbound_links = (int) $xml->document->result->weblog[0]->inboundlinks;
$technorati_rank = (int) $xml->document->result->weblog[0]->rank;
$technorati_stats['Rank'] = $technorati_rank;
$technorati_stats['Inbound Links'] = $technorati_inbound_links;
$technorati_stats['Inbound Blogs'] = $technorati_inbound_blogs;
}
}
return $technorati_stats;
}
function fetch($method, $params = array(), $tokenize = false, $debug = false)
{
$url = $this->endpoint;
$url .= '?method=' . strtolower($method);
foreach ($params as $key => $val) {
$url .= '&' . $key . '=' . $val;
}
$url .= '&api_key=' . $this->key;
if ($debug) {
print_r($url);
}
$contents = RemoteRequest::get_contents($url);
$data = new SimpleXMLElement($contents);
if ($data['status'] == 'ok') {
return $data;
} else {
return FALSE;
}
}
public function action_block_content_textlinkads($block)
{
if (!Cache::has('textlinkads')) {
$request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';
$user_agent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
$inventory_key = 'NYWSW7HTCIN307VV7BBD';
$tla_uri = 'http://www.text-link-ads.com/xml.php?inventory_key=' . $inventory_key . '&referer=' . urlencode($request_uri) . '&user_agent=' . urlencode($user_agent);
Cache::set('textlinkads', RemoteRequest::get_contents($tla_uri));
Utils::debug('Cache set');
}
$xml = new SimpleXMLElement(Cache::get('textlinkads'));
$links = array();
foreach ($xml->Link as $link) {
$ad = new StdClass();
$ad->before = (string) $link->BeforeText;
$ad->after = (string) $link->AfterText;
$ad->text = (string) $link->Text;
$ad->url = (string) $link->URL;
$links[(string) $link->LinkID] = $ad;
}
$block->links = $links;
}
private function call($method, $cache = true)
{
if ($cache && Cache::has(array('mpango_githubapi', md5($method)))) {
return Cache::get(array('mpango_githubapi', md5($method)));
}
$url = $this->api . '/' . $method;
if (Options::get('mpango__github_id') != null) {
$url .= '?client_id=' . Options::get('mpango__github_id') . '&client_secret=' . Options::get('mpango__github_secret');
}
$contents = RemoteRequest::get_contents($url);
if (!$contents) {
return false;
}
$parsed = json_decode($contents);
Cache::set(array('mpango_githubapi', md5($method)), $parsed);
// Cache::set( array( 'mpango_githubapi', md5( $method ) ), $parsed );
return $parsed;
}
private function add_footnote($matches)
{
$url = $matches[1];
$footnote = $matches[2];
if ($url != '') {
$url = preg_replace('/\\s+url=[\'"](.*)[\'"]/', '$1', $url);
$url_parts = array();
$info = array();
// It's a link to a flickr photo
if (preg_match('/http:\\/\\/(www\\.)?flickr.com\\/photos\\/(.*)\\/(.*)/', $url, $url_parts)) {
$user = $url_parts[1];
$photo = $url_parts[2];
if (count($url_parts) > 3) {
// Matched longer version
$user = $url_parts[2];
$photo = $url_parts[3];
}
if (Cache::has('footcite__' . $photo)) {
$fetch = Cache::get('footcite__' . $photo);
} else {
$fetch = RemoteRequest::get_contents('http://api.flickr.com/services/rest/?method=flickr.photos.getInfo&api_key=' . self::FLICKR_KEY . '&photo_id=' . $photo);
Cache::set('footcite__' . $photo, $fetch);
}
$xml = new SimpleXMLElement($fetch);
$info['type'] = 'flickr';
$info['photo'] = array('title' => (string) $xml->photo->title, 'id' => $photo, 'url' => (string) $xml->photo->urls->url[0]);
$info['owner'] = array('username' => (string) $xml->photo->owner['username'], 'name' => (string) $xml->photo->owner['realname'], 'id' => (string) $xml->photo->owner['nsid'], 'url' => 'http://www.flickr.com/photos/' . $user . '/');
} else {
$info['type'] = 'vanilla';
$info['url'] = $url;
$info['text'] = $footnote;
}
$footnote = $info;
}
$i = count($this->footnotes) + 1;
$this->footnotes[$i] = $footnote;
$id = $this->current_id . '-' . $i;
return '<sup class="footnote-link" id="footnote-link-' . $id . '"><a href="' . $this->post->permalink . '#footnote-' . $id . '" rel="footnote">' . $i . '</a></sup>';
}
public static function fetch()
{
if (Cache::get('chickler_subscribercount') == NULL) {
$count = 0;
foreach (Options::get('chicklet__feedname') as $feed) {
$url = "https://feedburner.google.com/api/awareness/1.0/GetFeedData?uri=" . $feed;
$remote = RemoteRequest::get_contents($url);
@($xml = simplexml_load_string($remote));
if ($xml == false) {
return 0;
} else {
$count = $count + intval($xml->feed->entry['circulation']);
}
}
Cache::set('chickler_subscribercount', $count);
} else {
$count = Cache::get('chickler_subscribercount');
}
return $count;
}
/**
* Plugin load_feeds filter, executes for the cron job defined in action_plugin_activation()
* @param boolean $result The incoming result passed by other sinks for this plugin hook
* @return boolean True if the cron executed successfully, false if not.
*/
public function filter_load_feeds($result)
{
$feedurls = Options::get('feedlist__feedurl');
foreach ($feedurls as $feed_id => $feed_url) {
if ($feed_url == '') {
EventLog::log(sprintf(_t('Feed ID %1$d has an invalid URL.'), $feed_id), 'warning', 'feedlist', 'feedlist');
continue;
}
// load the XML data
$xml = RemoteRequest::get_contents($feed_url);
if (!$xml) {
EventLog::log(sprintf(_t('Unable to fetch feed %1$s data.'), $feed_url), 'err', 'feedlist', 'feedlist');
}
$dom = new DOMDocument();
// @ to hide parse errors
@$dom->loadXML($xml);
if ($dom->getElementsByTagName('rss')->length > 0) {
$items = $this->parse_rss($dom);
$this->replace($feed_id, $items);
} else {
if ($dom->getElementsByTagName('feed')->length > 0) {
$items = $this->parse_atom($dom);
$this->replace($feed_id, $items);
} else {
// it's an unsupported format
EventLog::log(sprintf(_t('Feed %1$s is an unsupported format.'), $feed_url), 'err', 'feedlist', 'feedlist');
continue;
}
}
// log that the feed was updated
EventLog::log(sprintf(_t('Updated feed %1$s'), $feed_url), 'info', 'feedlist', 'feedlist');
}
// log that we finished
EventLog::log(sprintf(_t('Finished updating %1$d feed(s).'), count($feedurls)), 'info', 'feedlist', 'feedlist');
// clean up old feed items
$old_date = DB::get_value('select updated from {feedlist} order by updated desc limit 10, 1');
DB::query('delete from {feedlist} where updated < ?', array($old_date));
EventLog::log(sprintf(_t('Old feed items purged.')), 'info', 'feedlist', 'feedlist');
return $result;
// only change a cron result to false when it fails
}
function filter_stack_out($stack, $stack_name, $filter)
{
static $incmin = false;
if (in_array($stack_name, array('template_header_javascript', 'template_footer_javascript')) && is_callable($filter) && strcasecmp(implode('::', $filter), 'stack::scripts') == 0) {
// Load the minifier class once
if (!$incmin) {
include __DIR__ . '/jsmin/jsmin.php';
$incmin = true;
}
// Get the script names to minify
$domin = Options::get('jsmincdn__storage');
// Find greatest common sequences
$seqs = array();
$script_build = 'jsmincdn';
$seq = array();
foreach ($stack as $stackitem) {
$doomit = false;
$name = $stackitem->name;
if ($domin && in_array($name, $domin)) {
$script_build .= '.' . $name;
$seq[$name] = $stackitem;
} else {
if (count($seq) > 0) {
$seqs[$script_build] = $seq;
$script_build = 'jsmincdn';
$seq = array();
}
$seqs[$name] = $stackitem;
}
}
if (count($seq) > 0) {
$seqs[$script_build] = $seq;
$script_build = 'jsmincdn';
$seq = array();
}
$script = '';
$restack = array();
$script_build = '';
$output = '';
foreach ($seqs as $seqname => $seqelement) {
if ($seqelement instanceof StackItem) {
$doomit = true;
$restack[$seqname] = $seqelement;
//$restack[$seqname] = new StackItem($seqname, '0', $seqelement);
} elseif (Cache::has(array('jsmincdn_post', $seqname))) {
$doomit = false;
$output = Cache::get(array('jsmincdn_post', $seqname));
//$restack[$seqname] = $output;
//$restack[$seqname] = URL::get('jsmincdn', array('name' => $seqname));
$restack[$seqname] = new StackItem($seqname, '0', URL::get('jsmincdn', array('name' => $seqname)));
} else {
foreach ($seqelement as $name => $element) {
$script .= "\n\n/* {$name} */\n\n";
if (is_string($element) && strpos($element, "\n") !== FALSE) {
$script .= '/** FROM (a): ' . $element->resource . " **/\n";
$output = $element;
} elseif (Cache::has(array('jsmincdn', $element->resource))) {
$script .= '/** FROM (b): ' . $element->resource . " **/\n";
$output = Cache::get(array('jsmincdn', $element->resource));
} elseif (strpos($element->resource, Site::get_url('scripts')) === 0) {
$script .= '/** FROM (c): ' . $element->resource . " **/\n";
$base = substr($element->resource, strlen(Site::get_url('scripts')));
$filename = HABARI_PATH . '/system/vendor' . $base;
$output = file_get_contents($filename);
Cache::set(array('jsmincdn', $element->resource), $output, 3600 * 24);
} elseif (strpos($element->resource, Site::get_url('habari')) === 0) {
$script .= '/** FROM (d): ' . $element->resource . " **/\n";
$base = substr($element->resource, strlen(Site::get_url('habari')));
$filename = HABARI_PATH . $base;
$output = file_get_contents($filename);
Cache::set(array('jsmincdn', $element->resource), $output, 3600 * 24);
} elseif (strpos($element->resource, Site::get_url('admin_theme')) === 0) {
$script .= '/** FROM (e): ' . $element->resource . " **/\n";
$base = substr($element->resource, strlen(Site::get_url('admin_theme')));
$filename = HABARI_PATH . '/system/admin' . $base;
$output = file_get_contents($filename);
Cache::set(array('jsmincdn', $element->resource), $output, 3600 * 24);
} elseif (strpos($element->resource, 'http://') === 0 || strpos($element->resource, 'https://') === 0) {
$script .= '/** FROM (f): ' . $element->resource . " **/\n";
$output = RemoteRequest::get_contents($element->resource);
Cache::set(array('jsmincdn', $element->resource), $output, 3600 * 24);
} else {
$output .= '/** FROM (g): ' . $element->resource . " **/\n";
$output = $element->resource;
}
$script .= JSMin::minify($output);
}
$restack[$seqname] = new StackItem($seqname, '0', URL::get('jsmincdn', array('name' => $seqname)));
Cache::set(array('jsmincdn_post', $seqname), $script, 3600 * 24);
}
}
$stack = $restack;
}
return $stack;
}
public function get_version_md5($url)
{
$file = RemoteRequest::get_contents($url);
return md5($file);
}
public function filter_ping_sites($result)
{
$ping = RemoteRequest::get_contents('http://www.pingoat.com/index.php?pingoat=go&blog_name=' . urlencode(Options::get('title')) . '&blog_url=' . urlencode(Site::get_url('habari')) . '&rss_url=' . urlencode(URL::get('collection', array('index' => 1))) . '&cat_0=1&id%5B%5D=0&id%5B%5D=1&id%5B%5D=2&id%5B%5D=3&id%5B%5D=4&id%5B%5D=5&id%5B%5D=6&id%5B%5D=7&id%5B%5D=8&id%5B%5D=9&id%5B%5D=10&id%5B%5D=11&id%5B%5D=12&id%5B%5D=13&id%5B%5D=14&id%5B%5D=15&id%5B%5D=16&id%5B%5D=17&id%5B%5D=18&id%5B%5D=19&id%5B%5D=20&id%5B%5D=21&id%5B%5D=22&id%5B%5D=23&id%5B%5D=24&id%5B%5D=25&cat_1=0&cat_2=0');
EventLog::log('Ping sent to Pingoat.', 'info', 'default', null, $ping);
return $result;
}
public function action_auth_ajax_blogroll_import_opml(ActionHandler $handler)
{
$valid_fields = array('opml_url', 'opml_file');
$inputs = array_intersect_key($_POST->getArrayCopy(), array_flip($valid_fields));
extract($inputs);
if (!empty($opml_url)) {
$file = RemoteRequest::get_contents($opml_url);
} elseif (!empty($opml_file)) {
$file = Options::get("blogroll_{$opml_file}");
Options::delete("blogroll_{$opml_file}");
}
try {
if (empty($file)) {
throw new \Exception();
}
$xml = @new \SimpleXMLElement($file);
// errors as exceptions++
$count = $this->import_opml($xml->body);
echo '<p>';
printf(_n('Imported %d link from %s', 'Imported %d links from %s', $count, self::DOMAIN), $count, (string) $xml->head->title);
echo '</p>';
} catch (\Exception $e) {
_e('Sorry, could not parse that OPML file. It may be malformed.', self::DOMAIN);
}
}
/**
* Fetch notices from service.
* @param string $svc The statusnet server
* @param string $username The user on the statusnet server
* @param bool $hide_replies Suppress @-notices
* @param int $limit Number of notices to fetch
* @param bool $linkify_urls Output anchor HTML for URLS
* @param string $cache The name of the cache group to use
* @param int $cachettl Cache duration in seconds
* @return array notices The status messages
**/
public function notices($svc, $username, $hide_replies = false, $limit = 1, $linkify_urls = false, $cache = 'statusnet', $cachettl = 60)
{
$notices = array();
if ($svc && $username != '') {
$statusnet_url = 'http://' . $svc . '/api/statuses/user_timeline/' . urlencode($username) . '.xml';
/*
* Only need to get a single notice if @replies are hidden.
* (Otherwise, rely on the maximum returned and hope one is a non-reply.)
*/
if (!$hide_replies && $limit) {
$statusnet_url .= '?count=' . $limit;
}
// Get cache group.
if (Cache::has_group($cache)) {
$notices = Cache::get_group($cache);
} else {
try {
$response = RemoteRequest::get_contents($statusnet_url);
$xml = @new SimpleXMLElement($response);
// Check we've got a load of statuses returned
if ($xml->getName() === 'statuses') {
foreach ($xml->status as $status) {
if (!$hide_replies || strpos($status->text, '@') === false) {
$notice = (object) array('text' => (string) $status->text, 'time' => (string) $status->created_at, 'image_url' => (string) $status->user->profile_image_url, 'id' => (int) $status->id, 'permalink' => 'http://' . $svc . '/notice/' . (string) $status->id);
$notices[] = $notice;
if ($hide_replies && count($notices) >= $limit) {
break;
}
} else {
// it's a @. Keep going.
}
}
if (!$notices) {
$notice->text = 'Only replies available from service.';
$notice->permalink = '';
$notice->time = '';
$notice->image_url = '';
}
} else {
if ($xml->getName() === 'error') {
$notice->text = (string) $xml;
$notice->permalink = '';
$notice->time = '';
$notice->image_url = '';
} else {
$notice->text = 'Received unexpected XML from service.';
$notice->permalink = '';
$notice->time = '';
$notice->image_url = '';
}
}
} catch (Exception $e) {
$notice->text = 'Unable to contact service.';
$notice->permalink = '';
$notice->time = '';
$notice->image_url = '';
}
if (!$notices) {
$notices[] = $notice;
}
// Cache (even errors) to avoid hitting rate limit.
// Use cache group to cache multiple statuses (objects).
// Name caches dynamically, so one cache per cacher
// (e.g., several Blocks with different users/services).
foreach ($notices as $i => $notice) {
Cache::set(array($cache, $i), $notice, $cachettl !== false ? $cachettl : StatusNet::DEFAULT_CACHE_SECONDS);
}
}
if ($linkify_urls != FALSE) {
// http: links
foreach ($notices as $notice) {
$notice->text = preg_replace('%https?://\\S+?(?=(?:[.:?"!$&\'()*+,=]|)(?:\\s|$))%i', "<a href=\"\$0\">\$0</a>", $notice->text);
}
}
} else {
$notice = (object) array('text' => _t('Check service and/or username', 'statusnet'), 'time' => '', 'image_url' => '');
$notices[] = $notice;
}
return $notices;
}
/**
* Outputs cached blocvk image.
*
* @param AjaxHandler $handler The AjaxHandler hadling the request.
*/
public function action_auth_ajax_piwik_graph(AjaxHandler $handler)
{
$api_url = urldecode($handler->handler_vars->raw('id'));
$expires = HabariDateTime::date_create('midnight + 1 day')->int - time();
if (!Cache::has('piwik_graphs_' . $api_url)) {
// Cache until midnight.
Cache::set('piwik_graphs_' . $api_url, base64_encode(RemoteRequest::get_contents($api_url)), $expires);
}
// Serve the cached image.
header('content-type: image/png');
header('Expires: ' . gmdate("D, d M Y H:i:s", time() + $expires) . ' GMT');
echo base64_decode(Cache::get('piwik_graphs_' . $api_url));
}
/**
* Fetch a CC-licensed thumbnail from Flickr tagged with any of the given tags.
*
* @param array $tags Tags to search for.
*/
private function generate_thumb($tags = array())
{
// cache thumbnails so we only make one http request
static $thumbs;
// if we haven't fetched thumbnails yet, do it
if (!isset($thumbs)) {
$licenses = '4,2,7';
// 4 = CC-Attribution, 2 = CC-Attribution-NonCommercial, 7 = no known copyright restrictions
$url = 'https://www.flickr.com/services/rest?method=flickr.photos.search&api_key=' . self::FLICKR_API_KEY . '&license=' . $licenses . '&per_page=25&tags=' . urlencode(implode(',', $tags));
// make the api request
$results = RemoteRequest::get_contents($url);
// parse the xml
$xml = new \SimpleXMLElement($results);
$photos = array();
foreach ($xml->photos->photo as $photo) {
$photos[] = array('id' => (string) $photo['id'], 'owner' => (string) $photo['owner'], 'secret' => (string) $photo['secret'], 'server' => (string) $photo['server'], 'title' => (string) $photo['title'], 'img_url' => 'http://static.flickr.com/' . (string) $photo['server'] . '/' . (string) $photo['id'] . '_' . (string) $photo['secret'] . '_m.jpg', 'url' => 'http://flickr.com/photos/' . (string) $photo['owner'] . '/' . (string) $photo['id']);
}
// save the photos in our static var
$thumbs = $photos;
}
// now pick out a thumbnail and return the html
$thumb = $thumbs[array_rand($thumbs)];
// the various styles we might apply
$styles = array('left' => 'style="float: left;"', 'right' => 'style="float: right;"', 'block' => 'style="display: block;"');
// pick out the style we'll use for this one
$style = $styles[array_rand($styles)];
$thumb_html = '<a href="' . $thumb['url'] . '" title="' . Utils::htmlspecialchars($thumb['title']) . '" ' . $style . '><img src="' . $thumb['img_url'] . '"></a>';
return $thumb_html;
}
