/**
* Check for new messages from upstream
*
* @author Andreas Gohr <*****@*****.**>
*/
function checkUpdateMessages()
{
global $conf;
global $INFO;
if (!$conf['updatecheck']) {
return;
}
if ($conf['useacl'] && $INFO['perm'] < AUTH_ADMIN) {
return;
}
$cf = $conf['cachedir'] . '/messages.txt';
$lm = @filemtime($cf);
// check if new messages needs to be fetched
if ($lm < time() - 60 * 60 * 24 || $lm < @filemtime(DOKU_CONF . 'msg')) {
$num = @file(DOKU_CONF . 'msg');
$num = is_array($num) ? (int) $num[0] : 0;
$http = new DokuHTTPClient();
$http->timeout = 8;
$data = $http->get(DOKU_MESSAGEURL . $num);
io_saveFile($cf, $data);
} else {
$data = io_readFile($cf);
}
// show messages through the usual message mechanism
$msgs = explode("\n%\n", $data);
foreach ($msgs as $msg) {
if ($msg) {
msg($msg, 2);
}
}
}
/**
* @param $sourceUri
* @param $targetUri
* @return IXR_Error
*/
function ping($sourceUri, $targetUri)
{
global $ID;
$ID = substr($_SERVER['PATH_INFO'], 1);
if (is_null($this->tools) || !$this->tools->linkbackAllowed()) {
return new IXR_Error(PINGBACK_ERROR_TARGETURI_CANNOT_BE_USED, '');
}
// Given URLs are no urls? Quit
if (!preg_match("#^([a-z0-9\\-\\.+]+?)://.*#i", $sourceUri)) {
return new IXR_Error(PINGBACK_ERROR_GENERIC, '');
}
if (!preg_match("#^([a-z0-9\\-\\.+]+?)://.*#i", $targetUri)) {
return new IXR_Error(PINGBACK_ERROR_GENERIC, '');
}
// Source URL does not exist? Quit
$http = new DokuHTTPClient();
$page = $http->get($sourceUri);
if ($page === false) {
return new IXR_Error(PINGBACK_ERROR_SOURCEURI_DOES_NOT_EXIST, '');
}
// Target URL does not match with request? Quit
if ($targetUri != wl($ID, '', true)) {
return new IXR_Error(PINGBACK_ERROR_GENERIC, '');
}
// Retrieve data from source
$linkback = $this->_getTrackbackData($sourceUri, $targetUri, $page);
// Source URL does not contain link to target? Quit
if (!$linkback) {
return new IXR_Error(PINGBACK_ERROR_SOURCEURI_DOES_NOT_CONTAIN_LINK, '');
}
if (!$this->tools->saveLinkback('pingback', $linkback['title'], $sourceUri, $linkback['excerpt'], $ID)) {
return new IXR_Error(PINGBACK_ERROR_PINGBACK_ALREADY_MADE, '');
}
}
/**
* Process trackback request.
*/
function _process()
{
// get ID
global $ID;
$ID = substr($_SERVER['PATH_INFO'], 1);
$sourceUri = $_REQUEST['url'];
if (is_null($this->tools) || !$this->tools->linkbackAllowed()) {
$this->_printTrackbackError('Trackbacks disabled.');
return;
}
// No POST request? Quit
if ($_SERVER['REQUEST_METHOD'] != 'POST') {
$this->_printTrackbackError('Trackback was not received via HTTP POST.');
return;
}
// Given URL is not an url? Quit
if (!preg_match("#^([a-z0-9\\-\\.+]+?)://.*#i", $sourceUri)) {
$this->_printTrackbackError('Given trackback URL is not an URL.');
return;
}
// Source does not exist? Quit
$http = new DokuHTTPClient();
$page = $http->get($sourceUri);
if ($page === false) {
$this->_printTrackbackError('Linked page cannot be reached');
return;
}
if (!$this->tools->saveLinkback('trackback', strip_tags($_REQUEST['title']), $sourceUri, strip_tags($_REQUEST['excerpt']), $ID)) {
$this->_printTrackbackError('Trackback already received.');
return;
}
$this->_printTrackbackSuccess();
}
/**
* Check for new messages from upstream
*
* @author Andreas Gohr <*****@*****.**>
*/
function checkUpdateMessages()
{
global $conf;
global $INFO;
global $updateVersion;
if (!$conf['updatecheck']) {
return;
}
if ($conf['useacl'] && !$INFO['ismanager']) {
return;
}
$cf = $conf['cachedir'] . '/messages.txt';
$lm = @filemtime($cf);
// check if new messages needs to be fetched
if ($lm < time() - 60 * 60 * 24 || $lm < @filemtime(DOKU_INC . DOKU_SCRIPT)) {
@touch($cf);
dbglog("checkUpdatesMessages(): downloading messages.txt");
$http = new DokuHTTPClient();
$http->timeout = 12;
$data = $http->get(DOKU_MESSAGEURL . $updateVersion);
io_saveFile($cf, $data);
} else {
dbglog("checkUpdatesMessages(): messages.txt up to date");
$data = io_readFile($cf);
}
// show messages through the usual message mechanism
$msgs = explode("\n%\n", $data);
foreach ($msgs as $msg) {
if ($msg) {
msg($msg, 2);
}
}
}
private function get_language_data()
{
/* @var $cache door43Cache */
$cache = $this->getCache();
$cacheFile = 'langnames.json';
$langs = $cache->getObject($cacheFile, true);
// download from api.unfoldingWord.org if needed
if (empty($langs)) {
$http = new DokuHTTPClient();
$raw = $http->get('https://td.unfoldingword.org/exports/langnames.json');
$langs = json_decode($raw, true);
$cache->saveString($cacheFile, $raw);
}
// if still empty, use the backup copy
if (empty($langs)) {
$langs = json_decode(file_get_contents(dirname(__FILE__) . '/lang/langnames.json'), true);
}
// $this->LN
// $this->translations
$ln = array();
$translations = '';
$langDir = array();
foreach ($langs as $lang) {
$ln[$lang['lc']] = $lang['ln'];
$translations .= ' ' . $lang['lc'];
$langDir[$lang['lc']] = $lang['ld'];
}
$cache->saveObject('helperLN.json', $ln);
$cache->saveObject('languageDirection.json', $langDir);
$sorted = array_unique(array_filter(explode(' ', $translations)));
sort($sorted);
$cache->saveObject('translations.json', $sorted);
}
/**
* Use DokuWiki's HTTP Clients for downloading
*
* @param string $url
* @throws Exception
* @return string
*/
protected function _getRemoteData($url)
{
$http = new DokuHTTPClient($url);
$file = $http->get($url);
if (!$file) {
throw new Exception('Your server can\'t connect to external resources. Please update the file manually.');
}
return $file;
}
public function getInfoByHash($repository_id, $commit_id)
{
$gitlabServer = $this->getConf('server');
$apiToken = $this->getConf('api_token');
$http = new DokuHTTPClient();
$reqUrl = $gitlabServer . '/api/v3/projects/' . $repository_id . '/repository/commits/' . $commit_id . '/?private_token=' . $apiToken;
$data = json_decode($http->get($reqUrl), true);
return array($data['message'], $data['id']);
}
/**
* Any implementing HTTP providers should send a request to the provided endpoint with the parameters.
* They should return, in string form, the response body and throw an exception on error.
*
* @param UriInterface $endpoint
* @param mixed $requestBody
* @param array $extraHeaders
* @param string $method
*
* @return string
*
* @throws TokenResponseException
*/
public function retrieveResponse(UriInterface $endpoint, $requestBody, array $extraHeaders = array(), $method = 'POST')
{
$http = new \DokuHTTPClient();
$http->headers = array_merge($http->headers, $extraHeaders);
$ok = $http->sendRequest($endpoint->getAbsoluteUri(), $requestBody, $method);
if (!$ok) {
throw new TokenResponseException($http->error);
}
return $http->resp_body;
}
/**
* Send the data, to the submit url
*
* @param string $data The popularity data
* @return string An empty string if everything worked fine, a string describing the error otherwise
*/
function sendData($data)
{
$error = '';
$httpClient = new DokuHTTPClient();
$status = $httpClient->sendRequest($this->submitUrl, array('data' => $data), 'POST');
if (!$status) {
$error = $httpClient->error;
}
return $error;
}
public function execute_request()
{
global $INPUT;
// if no contentType was passed, use application/json as the default
$contentType = $INPUT->str('contentType');
if (empty($contentType)) {
$contentType = 'application/json';
}
header('Content-Type: ' . $contentType);
$http = new DokuHTTPClient();
// Get the list of source languages that are level 3.
$url = $INPUT->str('requestUrl');
echo $http->get($url);
}
private function _listhd()
{
require_once DOKU_INC . 'inc/HTTPClient.php';
$url = 'https://xkcd.com/rss.xml';
$ch = new DokuHTTPClient();
$piece = $ch->get($url);
$xml = simplexml_load_string($piece);
$comicURL = $xml->channel->item->link;
$description = (string) $xml->channel->item->description;
$description = html_entity_decode($description, ENT_NOQUOTES);
$feed_contents = $description;
// Not used anymore because of new xml format
//$dom = new DOMDocument();
//$dom->loadXML($description);
//$imgSrc = $dom->childNodes->item(0)->attributes->getNamedItem('src' )->value;
//$imgTitle = $dom->childNodes->item(0)->attributes->getNamedItem('title' )->value;
//$feed_contents = "<a href=\"$comicURL\"><img src=\"$imgSrc\" title=\"$imgTitle\" /></a>\n";
return $feed_contents;
}
/**
* Check for new messages from upstream
*
* @author Andreas Gohr <*****@*****.**>
*/
function checkUpdateMessages()
{
global $conf;
global $INFO;
global $updateVersion;
if (!$conf['updatecheck']) {
return;
}
if ($conf['useacl'] && !$INFO['ismanager']) {
return;
}
$cf = getCacheName($updateVersion, '.updmsg');
$lm = @filemtime($cf);
// check if new messages needs to be fetched
if ($lm < time() - 60 * 60 * 24 || $lm < @filemtime(DOKU_INC . DOKU_SCRIPT)) {
@touch($cf);
dbglog("checkUpdateMessages(): downloading messages to " . $cf);
$http = new DokuHTTPClient();
$http->timeout = 12;
$resp = $http->get(DOKU_MESSAGEURL . $updateVersion);
if (is_string($resp) && ($resp == "" || substr(trim($resp), -1) == '%')) {
// basic sanity check that this is either an empty string response (ie "no messages")
// or it looks like one of our messages, not WiFi login or other interposed response
io_saveFile($cf, $resp);
} else {
dbglog("checkUpdateMessages(): unexpected HTTP response received");
}
} else {
dbglog("checkUpdateMessages(): messages up to date");
}
$data = io_readFile($cf);
// show messages through the usual message mechanism
$msgs = explode("\n%\n", $data);
foreach ($msgs as $msg) {
if ($msg) {
msg($msg, 2);
}
}
}
/**
* Pings search engines with the sitemap url. Plugins can add or remove
* urls to ping using the SITEMAP_PING event.
*
* @author Michael Hamann
*/
public function pingSearchEngines()
{
//ping search engines...
$http = new DokuHTTPClient();
$http->timeout = 8;
$encoded_sitemap_url = urlencode(wl('', array('do' => 'sitemap'), true, '&'));
$ping_urls = array('google' => 'http://www.google.com/webmasters/sitemaps/ping?sitemap=' . $encoded_sitemap_url, 'yahoo' => 'http://search.yahooapis.com/SiteExplorerService/V1/updateNotification?appid=dokuwiki&url=' . $encoded_sitemap_url, 'microsoft' => 'http://www.bing.com/webmaster/ping.aspx?siteMap=' . $encoded_sitemap_url);
$data = array('ping_urls' => $ping_urls, 'encoded_sitemap_url' => $encoded_sitemap_url);
$event = new Doku_Event('SITEMAP_PING', $data);
if ($event->advise_before(true)) {
foreach ($data['ping_urls'] as $name => $url) {
dbglog("Sitemapper::PingSearchEngines(): pinging {$name}");
$resp = $http->get($url);
if ($http->error) {
dbglog("Sitemapper:pingSearchengines(): {$http->error}");
}
dbglog('Sitemapper:pingSearchengines(): ' . preg_replace('/[\\n\\r]/', ' ', strip_tags($resp)));
}
}
$event->advise_after();
return true;
}
/**
* Builds a Google Sitemap of all public pages known to the indexer
*
* The map is placed in the root directory named sitemap.xml.gz - This
* file needs to be writable!
*
* @author Andreas Gohr
* @link https://www.google.com/webmasters/sitemaps/docs/en/about.html
*/
function runSitemapper()
{
global $conf;
print "runSitemapper(): started" . NL;
if (!$conf['sitemap']) {
return false;
}
if ($conf['compression'] == 'bz2' || $conf['compression'] == 'gz') {
$sitemap = 'sitemap.xml.gz';
} else {
$sitemap = 'sitemap.xml';
}
print "runSitemapper(): using {$sitemap}" . NL;
if (@file_exists(DOKU_INC . $sitemap)) {
if (!is_writable(DOKU_INC . $sitemap)) {
return false;
}
} else {
if (!is_writable(DOKU_INC)) {
return false;
}
}
if (@filesize(DOKU_INC . $sitemap) && @filemtime(DOKU_INC . $sitemap) > time() - $conf['sitemap'] * 60 * 60 * 24) {
print 'runSitemapper(): Sitemap up to date' . NL;
return false;
}
$pages = file($conf['indexdir'] . '/page.idx');
print 'runSitemapper(): creating sitemap using ' . count($pages) . ' pages' . NL;
// build the sitemap
ob_start();
print '<?xml version="1.0" encoding="UTF-8"?>' . NL;
print '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">' . NL;
foreach ($pages as $id) {
$id = trim($id);
$file = wikiFN($id);
//skip hidden, non existing and restricted files
if (isHiddenPage($id)) {
continue;
}
$date = @filemtime($file);
if (!$date) {
continue;
}
if (auth_aclcheck($id, '', '') < AUTH_READ) {
continue;
}
print ' <url>' . NL;
print ' <loc>' . wl($id, '', true) . '</loc>' . NL;
print ' <lastmod>' . date_iso8601($date) . '</lastmod>' . NL;
print ' </url>' . NL;
}
print '</urlset>' . NL;
$data = ob_get_contents();
ob_end_clean();
//save the new sitemap
io_saveFile(DOKU_INC . $sitemap, $data);
//ping search engines...
$http = new DokuHTTPClient();
$http->timeout = 8;
//ping google
print 'runSitemapper(): pinging google' . NL;
$url = 'http://www.google.com/webmasters/sitemaps/ping?sitemap=';
$url .= urlencode(DOKU_URL . $sitemap);
$resp = $http->get($url);
if ($http->error) {
print 'runSitemapper(): ' . $http->error . NL;
}
print 'runSitemapper(): ' . preg_replace('/[\\n\\r]/', ' ', strip_tags($resp)) . NL;
//ping yahoo
print 'runSitemapper(): pinging yahoo' . NL;
$url = 'http://search.yahooapis.com/SiteExplorerService/V1/updateNotification?appid=dokuwiki&url=';
$url .= urlencode(DOKU_URL . $sitemap);
$resp = $http->get($url);
if ($http->error) {
print 'runSitemapper(): ' . $http->error . NL;
}
print 'runSitemapper(): ' . preg_replace('/[\\n\\r]/', ' ', strip_tags($resp)) . NL;
//ping microsoft
print 'runSitemapper(): pinging microsoft' . NL;
$url = 'http://www.bing.com/webmaster/ping.aspx?siteMap=';
$url .= urlencode(DOKU_URL . $sitemap);
$resp = $http->get($url);
if ($http->error) {
print 'runSitemapper(): ' . $http->error . NL;
}
print 'runSitemapper(): ' . preg_replace('/[\\n\\r]/', ' ', strip_tags($resp)) . NL;
print 'runSitemapper(): finished' . NL;
return true;
}
/**
* Do all the API work, fetch the data, parse it and return it for the renderer
*/
function handle($match, $state, $pos, &$handler)
{
// check type and remove markup
if (substr($match, 2, 8) == 'wishlist') {
$match = substr($match, 11, -2);
$type = 'wishlist';
} elseif (substr($match, 2, 10) == 'amazonlist') {
$match = substr($match, 13, -2);
$type = 'amazonlist';
} else {
$match = substr($match, 9, -2);
$type = 'product';
}
list($ctry, $asin) = explode(':', $match, 2);
// default parameters...
$params = array('type' => $type, 'imgw' => $this->getConf('imgw'), 'imgh' => $this->getConf('imgh'), 'maxlen' => $this->getConf('maxlen'), 'price' => $this->getConf('showprice'), 'purchased' => $this->getConf('showpurchased'), 'sort' => $this->getConf('sort'));
// ...can be overridden
list($asin, $more) = explode(' ', $asin, 2);
if (preg_match('/(\\d+)x(\\d+)/i', $more, $match)) {
$params['imgw'] = $match[1];
$params['imgh'] = $match[2];
}
if (preg_match('/=(\\d+)/', $more, $match)) {
$params['maxlen'] = $match[1];
}
if (preg_match('/noprice/i', $more, $match)) {
$params['price'] = false;
} elseif (preg_match('/(show)?price/i', $more, $match)) {
$params['price'] = true;
}
if (preg_match('/nopurchased/i', $more, $match)) {
$params['purchased'] = false;
} elseif (preg_match('/(show)?purchased/i', $more, $match)) {
$params['purchased'] = true;
}
if (preg_match('/sortprice/i', $more, $match)) {
$params['sort'] = 'Price';
} elseif (preg_match('/sortpriority/i', $more, $match)) {
$params['sort'] = 'Priority';
} elseif (preg_match('/sortadded/i', $more, $match)) {
$params['sort'] = 'DateAdded';
}
// no country given?
if (empty($asin)) {
$asin = $ctry;
$ctry = 'us';
}
// correct country given?
if (!preg_match('/^(us|uk|jp|de|fr|ca)$/', $ctry)) {
$ctry = 'us';
}
// get partner id
$partner = $this->getConf('partner_' . $ctry);
// correct domains
if ($ctry == 'us') {
$ctry = 'com';
}
if ($ctry == 'uk') {
$ctry = 'co.uk';
}
// basic API parameters
$opts = array();
$opts['Service'] = 'AWSECommerceService';
$opts['AWSAccessKeyId'] = AMAZON_APIKEY;
$opts['AssociateTag'] = $partner;
if ($type == 'product') {
// parameters for querying a single product
$opts['Operation'] = 'ItemLookup';
$opts['ResponseGroup'] = 'Medium,OfferSummary';
if (strlen($asin) < 13) {
$opts['IdType'] = 'ASIN';
$opts['ItemId'] = $asin;
} else {
$opts['SearchIndex'] = 'Books';
$opts['IdType'] = 'ISBN';
$opts['ItemId'] = $asin;
}
} else {
// parameters to query a wishlist
$opts['Operation'] = 'ListLookup';
$opts['ResponseGroup'] = 'ListItems,Medium,OfferSummary';
$opts['ListId'] = $asin;
$opts['Sort'] = $params['sort'];
$opts['IsIncludeUniversal'] = 'True';
$opts['IsOmitPurchasedItems'] = $params['purchased'] ? 'False' : 'True';
if ($type == 'wishlist') {
$opts['ListType'] = 'WishList';
} else {
$opts['ListType'] = 'Listmania';
}
}
// support paged results
$result = array();
$pages = 1;
for ($page = 1; $page <= $pages; $page++) {
$opts['ProductPage'] = $page;
// fetch it
$http = new DokuHTTPClient();
$url = $this->_signedRequestURI($ctry, $opts, $this->getConf('publickey'), $this->getConf('privatekey'));
$xml = $http->get($url);
if (empty($xml)) {
if ($http->error) {
return $http->error;
}
if ($http->status == 403) {
return 'Signature check failed, did you set your Access Keys in config?';
}
return 'unkown error';
}
// parse it
require_once dirname(__FILE__) . '/XMLParser.php';
$xmlp = new XMLParser($xml);
$data = $xmlp->getTree();
//dbg($data);
// check for errors and return the item(s)
if ($type == 'product') {
// error?
if ($data['ITEMLOOKUPRESPONSE'][0]['ITEMS'][0]['REQUEST'][0]['ERRORS']) {
return $data['ITEMLOOKUPRESPONSE'][0]['ITEMS'][0]['REQUEST'][0]['ERRORS'][0]['ERROR'][0]['MESSAGE'][0]['VALUE'];
}
// return item
$result = array_merge($result, (array) $data['ITEMLOOKUPRESPONSE'][0]['ITEMS'][0]['ITEM']);
} else {
// error?
if ($data['LISTLOOKUPRESPONSE'][0]['LISTS'][0]['REQUEST'][0]['ERRORS']) {
return $data['LISTLOOKUPRESPONSE'][0]['LISTS'][0]['REQUEST'][0]['ERRORS'][0]['ERROR'][0]['MESSAGE'][0]['VALUE'];
}
// multiple pages?
$pages = (int) $data['LISTLOOKUPRESPONSE'][0]['LISTS'][0]['LIST'][0]['TOTALPAGES'][0]['VALUE'];
// return items
$result = array_merge($result, (array) $data['LISTLOOKUPRESPONSE'][0]['LISTS'][0]['LIST'][0]['LISTITEM']);
}
}
return array($result, $params);
}
/**
* Returns the content of a graphviz image.
*
* @param data parameters.
*
* @return PNG image.
*/
function get_graphviz_image($data)
{
global $conf;
$image = null;
$gathered_data = $this->get_gathered_data($data);
$dot_input = $this->get_dot($gathered_data);
// See if a manual path was given for graphviz
if ($this->getConf('graphviz_path')) {
// Local build
$cmd = $this->getConf('path');
$cmd .= ' -Tpng';
$cmd .= ' -K' . $data['layout'];
$cmd .= ' -o' . escapeshellarg($image);
//output
$cmd .= ' ' . escapeshellarg($dot_input);
//input
exec($cmd, $image, $error);
if ($error != 0) {
if ($conf['debug']) {
dbglog(join("\n", $image), 'mindmap command failed: ' . $cmd);
}
return false;
}
} else {
// Remote via google chart tools
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['cht'] = 'gv:' . $data['format'];
$pass['chl'] = $dot_input;
$image = $http->post('http://chart.apis.google.com/chart', $pass, '&');
if (!$image) {
return false;
}
}
return $image;
}
/**
* downloads a file from the net and saves it
*
* if $useAttachment is false,
* - $file is the full filename to save the file, incl. path
* - if successful will return true, false otherwise
*
* if $useAttachment is true,
* - $file is the directory where the file should be saved
* - if successful will return the name used for the saved file, false otherwise
*
* @author Andreas Gohr <*****@*****.**>
* @author Chris Smith <*****@*****.**>
*/
function io_download($url, $file, $useAttachment = false, $defaultName = '', $maxSize = 2097152)
{
global $conf;
$http = new DokuHTTPClient();
$http->max_bodysize = $maxSize;
$http->timeout = 25;
//max. 25 sec
$http->keep_alive = false;
// we do single ops here, no need for keep-alive
$data = $http->get($url);
if (!$data) {
return false;
}
$name = '';
if ($useAttachment) {
if (isset($http->resp_headers['content-disposition'])) {
$content_disposition = $http->resp_headers['content-disposition'];
$match = array();
if (is_string($content_disposition) && preg_match('/attachment;\\s*filename\\s*=\\s*"([^"]*)"/i', $content_disposition, $match)) {
$name = utf8_basename($match[1]);
}
}
if (!$name) {
if (!$defaultName) {
return false;
}
$name = $defaultName;
}
$file = $file . $name;
}
$fileexists = @file_exists($file);
$fp = @fopen($file, "w");
if (!$fp) {
return false;
}
fwrite($fp, $data);
fclose($fp);
if (!$fileexists and $conf['fperm']) {
chmod($file, $conf['fperm']);
}
if ($useAttachment) {
return $name;
}
return true;
}
/**
* Get license under which the content is distributed
*/
function _getWPlicense($wpUrl)
{
$url = $wpUrl . 'w/api.php?action=query&meta=siteinfo&siprop=rightsinfo&format=xml';
// fetch license data from Wikipedia
$http = new DokuHTTPClient();
$http->agent .= ' (DokuWiki WikipediaSnippet Plugin)';
$data = $http->get($url);
if (!$data) {
return false;
}
$xml = simplexml_load_string($data, 'SimpleXMLElement');
if (!$xml) {
return false;
}
$url = $xml->query->rightsinfo['url'];
$text = $xml->query->rightsinfo['text'];
return '<div class="wplicense"><a href="' . $url . '">' . $text . '</a></div>';
}
function Parse($rss_url)
{
// Open and load RSS file
$http = new DokuHTTPClient();
if ($rss_content = $http->get($rss_url)) {
// Parse document encoding
$result['encoding'] = $this->my_preg_match("'encoding=[\\'\"](.*?)[\\'\"]'si", $rss_content);
// if document codepage is specified, use it
if ($result['encoding'] != '') {
$this->rsscp = $result['encoding'];
} else {
$this->rsscp = $this->default_cp;
}
// This is used in my_preg_match()
// Parse CHANNEL info
preg_match("'<channel.*?>(.*?)</channel>'si", $rss_content, $out_channel);
foreach ($this->channeltags as $channeltag) {
$temp = $this->my_preg_match("'<{$channeltag}.*?>(.*?)</{$channeltag}>'si", $out_channel[1]);
if ($temp != '') {
$result[$channeltag] = $temp;
}
// Set only if not empty
}
// If date_format is specified and lastBuildDate is valid
if ($this->date_format != '' && ($timestamp = strtotime($result['lastBuildDate'])) !== -1) {
// convert lastBuildDate to specified date format
$result['lastBuildDate'] = strftime($this->date_format, $timestamp);
}
// Parse TEXTINPUT info
preg_match("'<textinput(|[^>]*[^/])>(.*?)</textinput>'si", $rss_content, $out_textinfo);
// This a little strange regexp means:
// Look for tag <textinput> with or without any attributes, but skip truncated version <textinput /> (it's not beggining tag)
if (isset($out_textinfo[2])) {
foreach ($this->textinputtags as $textinputtag) {
$temp = $this->my_preg_match("'<{$textinputtag}.*?>(.*?)</{$textinputtag}>'si", $out_textinfo[2]);
if ($temp != '') {
$result['textinput_' . $textinputtag] = $temp;
}
// Set only if not empty
}
}
// Parse IMAGE info
preg_match("'<image.*?>(.*?)</image>'si", $rss_content, $out_imageinfo);
if (isset($out_imageinfo[1])) {
foreach ($this->imagetags as $imagetag) {
$temp = $this->my_preg_match("'<{$imagetag}.*?>(.*?)</{$imagetag}>'si", $out_imageinfo[1]);
if ($temp != '') {
$result['image_' . $imagetag] = $temp;
}
// Set only if not empty
}
}
// Parse ITEMS
preg_match_all("'<item(| .*?)>(.*?)</item>'si", $rss_content, $items);
$rss_items = $items[2];
$i = 0;
$result['items'] = array();
// create array even if there are no items
foreach ($rss_items as $rss_item) {
//check it is this UTF-8
if ($this->check_utf8(utf8_decode($rss_item))) {
$rss_item = $rss_item;
} else {
if ($this->check_utf8($rss_item)) {
$rss_item = utf8_decode($rss_item);
}
}
// If number of items is lower then limit: Parse one item
if ($i < $this->items_limit || $this->items_limit == 0) {
foreach ($this->itemtags as $itemtag) {
$temp = $this->my_preg_match("'<{$itemtag}.*?>(.*?)</{$itemtag}>'si", $rss_item);
if ($temp != '') {
$result['items'][$i][$itemtag] = $temp;
}
// Set only if not empty
}
// Strip HTML tags and other bullshit from DESCRIPTION
if ($this->stripHTML && $result['items'][$i]['description']) {
$result['items'][$i]['description'] = strip_tags($this->unhtmlentities(strip_tags($result['items'][$i]['description'])));
}
// Strip HTML tags and other bullshit from TITLE
if ($this->stripHTML && $result['items'][$i]['title']) {
$result['items'][$i]['title'] = strip_tags($this->unhtmlentities(strip_tags($result['items'][$i]['title'])));
}
// If date_format is specified and pubDate is valid
if ($this->date_format != '' && ($timestamp = strtotime($result['items'][$i]['pubDate'])) !== -1) {
// convert pubDate to specified date format
$result['items'][$i]['pubDate'] = strftime($this->date_format, $timestamp);
}
// Item counter
$i++;
}
}
$result['items_count'] = $i;
return $result;
} else {
return False;
}
}
/**
* Submits the given data to the given Akismet service.
*
* @param $function string Akismet service to use. Can be
* 'comment-check', 'submit-ham' or
* 'submit-spam'
* @param $data array Linkback data to submit
* @return string The response of Akismet
*/
function _submitData($function, $data)
{
$info = $this->getInfo();
$http = new DokuHTTPClient();
// The Aksimet guys ask for a verbose UserAgent:
$http->agent = 'DokuWiki/' . getVersion() . ' | ' . $info['name'] . '/' . $info['date'];
$http->timeout = 5;
$resp = $http->post('http://' . $this->getConf('akismet_apikey') . '.rest.akismet.com/1.1/comment-check', $data);
return $resp;
}
/**
* Download image files
*
* @author Andreas Gohr <*****@*****.**>
*/
function media_image_download($url, $file)
{
global $conf;
$http = new DokuHTTPClient();
$http->keep_alive = false;
// we do single ops here, no need for keep-alive
$http->max_bodysize = $conf['fetchsize'];
$http->timeout = 25;
//max. 25 sec
$http->header_regexp = '!\\r\\nContent-Type: image/(jpe?g|gif|png)!i';
$data = $http->get($url);
if (!$data) {
return false;
}
$fileexists = @file_exists($file);
$fp = @fopen($file, "w");
if (!$fp) {
return false;
}
fwrite($fp, $data);
fclose($fp);
if (!$fileexists and $conf['fperm']) {
chmod($file, $conf['fperm']);
}
// check if it is really an image
$info = @getimagesize($file);
if (!$info) {
@unlink($file);
return false;
}
return true;
}
/**
* Print some info about the current page
*
* @author Andreas Gohr <*****@*****.**>
* @author Giuseppe Di Terlizzi <*****@*****.**>
*
* @param bool $ret return content instead of printing it
* @return bool|string
*/
function bootstrap3_pageinfo($ret = false)
{
global $conf;
global $lang;
global $INFO;
global $ID;
// return if we are not allowed to view the page
if (!auth_quickaclcheck($ID)) {
return false;
}
// prepare date and path
$fn = $INFO['filepath'];
if (!$conf['fullpath']) {
if ($INFO['rev']) {
$fn = str_replace(fullpath($conf['olddir']) . '/', '', $fn);
} else {
$fn = str_replace(fullpath($conf['datadir']) . '/', '', $fn);
}
}
$date_format = bootstrap3_conf('pageInfoDateFormat');
$page_info = bootstrap3_conf('pageInfo');
$fn = utf8_decodeFN($fn);
$date = $date_format == 'dformat' ? dformat($INFO['lastmod']) : datetime_h($INFO['lastmod']);
// print it
if ($INFO['exists']) {
$fn_full = $fn;
if (!in_array('extension', $page_info)) {
$fn = str_replace(array('.txt.gz', '.txt'), '', $fn);
}
$out = '<ul class="list-inline">';
if (in_array('filename', $page_info)) {
$out .= sprintf('<li><i class="fa fa-fw fa-file-text-o text-muted"></i> <span title="%s">%s</span></li>', $fn_full, $fn);
}
if (in_array('date', $page_info)) {
$out .= sprintf('<li><i class="fa fa-fw fa-calendar text-muted"></i> %s <span title="%s">%s</span></li>', $lang['lastmod'], dformat($INFO['lastmod']), $date);
}
if (in_array('editor', $page_info)) {
if (isset($INFO['editor'])) {
$user = editorinfo($INFO['editor']);
if (bootstrap3_conf('useGravatar')) {
global $auth;
$user_data = $auth->getUserData($INFO['editor']);
$HTTP = new DokuHTTPClient();
$gravatar_img = get_gravatar($user_data['mail'], 16);
$gravatar_check = $HTTP->get($gravatar_img . '&d=404');
if ($gravatar_check) {
$user_img = sprintf('<img src="%s" alt="" width="16" class="img-rounded" /> ', $gravatar_img);
$user = str_replace(array('iw_user', 'interwiki'), '', $user);
$user = $user_img . $user;
}
}
$out .= sprintf('<li class="text-muted">%s %s</li>', $lang['by'], $user);
} else {
$out .= sprintf('<li>(%s)</li>', $lang['external_edit']);
}
}
if ($INFO['locked'] && in_array('locked', $page_info)) {
$out .= sprintf('<li><i class="fa fa-fw fa-lock text-muted"></i> %s %s</li>', $lang['lockedby'], editorinfo($INFO['locked']));
}
$out .= '</ul>';
if ($ret) {
return $out;
} else {
echo $out;
return true;
}
}
return false;
}
/**
* Get url response and check it
*
* @author Samuele Tognini <*****@*****.**>
*/
function _remotequery($url, $tag = true)
{
require_once DOKU_INC . 'inc/HTTPClient.php';
$http = new DokuHTTPClient();
$http->timeout = 8;
$data = $http->get($url);
if ($tag) {
if ($data === false) {
msg($this->getLang('conn_err'), -1);
} else {
substr($data, 0, 9) === "indexmenu" ? $data = substr($data, 9) : ($data = "");
}
}
return $data;
}
/**
* Render the output remotely at plantuml.no-ip.org
*/
function _remote($data, $in, $out)
{
if (!file_exists($in)) {
dbglog($in, 'No such plantuml input file');
return false;
}
dbglog("remote render image for {$in}");
$http = new DokuHTTPClient();
$http->timeout = 30;
$remote_url = $this->getConf('remote_url');
// strip trailing "/" if present
$base_url = preg_replace('/(.+?)\\/$/', '$1', $remote_url);
$uml = io_readFile($in);
$uml = $this->encodep($uml);
$url = "{$base_url}/img/{$uml}";
dbglog("image url: {$url}");
$img = $http->get($url);
if (!$img) {
dbglog("download image {$url} failed");
}
return $img ? io_saveFile($out, $img) : false;
}
/**
* Run a few sanity checks
*
* @author Andreas Gohr <*****@*****.**>
*/
function check()
{
global $conf;
global $INFO;
msg('DokuWiki version: ' . getVersion(), 1);
if (version_compare(phpversion(), '5.1.2', '<')) {
msg('Your PHP version is too old (' . phpversion() . ' vs. 5.1.2+ needed)', -1);
} else {
msg('PHP version ' . phpversion(), 1);
}
$mem = (int) php_to_byte(ini_get('memory_limit'));
if ($mem) {
if ($mem < 16777216) {
msg('PHP is limited to less than 16MB RAM (' . $mem . ' bytes). Increase memory_limit in php.ini', -1);
} elseif ($mem < 20971520) {
msg('PHP is limited to less than 20MB RAM (' . $mem . ' bytes), you might encounter problems with bigger pages. Increase memory_limit in php.ini', -1);
} elseif ($mem < 33554432) {
msg('PHP is limited to less than 32MB RAM (' . $mem . ' bytes), but that should be enough in most cases. If not, increase memory_limit in php.ini', 0);
} else {
msg('More than 32MB RAM (' . $mem . ' bytes) available.', 1);
}
}
if (is_writable($conf['changelog'])) {
msg('Changelog is writable', 1);
} else {
if (@file_exists($conf['changelog'])) {
msg('Changelog is not writable', -1);
}
}
if (isset($conf['changelog_old']) && @file_exists($conf['changelog_old'])) {
msg('Old changelog exists', 0);
}
if (@file_exists($conf['changelog'] . '_failed')) {
msg('Importing old changelog failed', -1);
} else {
if (@file_exists($conf['changelog'] . '_importing')) {
msg('Importing old changelog now.', 0);
} else {
if (@file_exists($conf['changelog'] . '_import_ok')) {
msg('Old changelog imported', 1);
if (!plugin_isdisabled('importoldchangelog')) {
msg('Importoldchangelog plugin not disabled after import', -1);
}
}
}
}
if (is_writable($conf['datadir'])) {
msg('Datadir is writable', 1);
} else {
msg('Datadir is not writable', -1);
}
if (is_writable($conf['olddir'])) {
msg('Attic is writable', 1);
} else {
msg('Attic is not writable', -1);
}
if (is_writable($conf['mediadir'])) {
msg('Mediadir is writable', 1);
} else {
msg('Mediadir is not writable', -1);
}
if (is_writable($conf['cachedir'])) {
msg('Cachedir is writable', 1);
} else {
msg('Cachedir is not writable', -1);
}
if (is_writable($conf['lockdir'])) {
msg('Lockdir is writable', 1);
} else {
msg('Lockdir is not writable', -1);
}
if ($conf['authtype'] == 'plain') {
if (is_writable(DOKU_CONF . 'users.auth.php')) {
msg('conf/users.auth.php is writable', 1);
} else {
msg('conf/users.auth.php is not writable', 0);
}
}
if (function_exists('mb_strpos')) {
if (defined('UTF8_NOMBSTRING')) {
msg('mb_string extension is available but will not be used', 0);
} else {
msg('mb_string extension is available and will be used', 1);
if (ini_get('mbstring.func_overload') != 0) {
msg('mb_string function overloading is enabled, this will cause problems and should be disabled', -1);
}
}
} else {
msg('mb_string extension not available - PHP only replacements will be used', 0);
}
if ($conf['allowdebug']) {
msg('Debugging support is enabled. If you don\'t need it you should set $conf[\'allowdebug\'] = 0', -1);
} else {
msg('Debugging support is disabled', 1);
}
if ($INFO['userinfo']['name']) {
msg('You are currently logged in as ' . $_SERVER['REMOTE_USER'] . ' (' . $INFO['userinfo']['name'] . ')', 0);
msg('You are part of the groups ' . join($INFO['userinfo']['grps'], ', '), 0);
} else {
msg('You are currently not logged in', 0);
}
msg('Your current permission for this page is ' . $INFO['perm'], 0);
if (is_writable($INFO['filepath'])) {
msg('The current page is writable by the webserver', 0);
} else {
msg('The current page is not writable by the webserver', 0);
}
if ($INFO['writable']) {
msg('The current page is writable by you', 0);
} else {
msg('The current page is not writable by you', 0);
}
require_once DOKU_INC . 'inc/HTTPClient.php';
$check = wl('', '', true) . 'data/_dummy';
$http = new DokuHTTPClient();
$http->timeout = 6;
$res = $http->get($check);
if (strpos($res, 'data directory') !== false) {
msg('It seems like the data directory is accessible from the web.
Make sure this directory is properly protected
(See <a href="http://www.dokuwiki.org/security">security</a>)', -1);
} elseif ($http->status == 404 || $http->status == 403) {
msg('The data directory seems to be properly protected', 1);
} else {
msg('Failed to check if the data directory is accessible from the web.
Make sure this directory is properly protected
(See <a href="http://www.dokuwiki.org/security">security</a>)', -1);
}
}
/**
* Render the output remotely at ditaa.org
*/
function _remote($data, $in, $out)
{
if (!file_exists($in)) {
if ($conf['debug']) {
dbglog($in, 'no such ditaa input file');
}
return false;
}
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['scale'] = $data['scale'];
$pass['timeout'] = 25;
$pass['grid'] = io_readFile($in);
if (!$data['antialias']) {
$pass['A'] = 'on';
}
if (!$data['shadow']) {
$pass['S'] = 'on';
}
if ($data['round']) {
$pass['r'] = 'on';
}
if (!$data['edgesep']) {
$pass['E'] = 'on';
}
$img = $http->post('http://ditaa.org/ditaa/render', $pass);
if (!$img) {
return false;
}
return io_saveFile($out, $img);
}
/**
* Download the tarball
*
* @return bool
*/
private function _step_download()
{
$this->_say($this->getLang('dl_from'), $this->tgzurl);
@set_time_limit(120);
@ignore_user_abort();
$http = new DokuHTTPClient();
$http->timeout = 120;
$data = $http->get($this->tgzurl);
if (!$data) {
$this->_warn($http->error);
$this->_warn($this->getLang('dl_fail'));
return false;
}
if (!io_saveFile($this->tgzfile, $data)) {
$this->_warn($this->getLang('dl_fail'));
return false;
}
$this->_say($this->getLang('dl_done'), filesize_h(strlen($data)));
return true;
}
<?php
/**
* DokuWiki Bootstrap3 Template: User Menu
*
* @link http://dokuwiki.org/template:bootstrap3
* @author Giuseppe Di Terlizzi <*****@*****.**>
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
*/
// must be run from within DokuWiki
if (!defined('DOKU_INC')) {
die;
}
$gravatar_check = false;
if (bootstrap3_conf('useGravatar')) {
$HTTP = new DokuHTTPClient();
$gravatar_img_small = get_gravatar($INFO['userinfo']['mail'], 30);
$gravatar_img = get_gravatar($INFO['userinfo']['mail'], 64);
$gravatar_check = $HTTP->get($gravatar_img . '&d=404');
}
if (!empty($_SERVER['REMOTE_USER'])) {
?>
<ul class="nav navbar-nav" id="dw__user_menu">
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">
<?php
if ($gravatar_check) {
?>
<img src="<?php
echo $gravatar_img_small;
/**
* Render an external media file
*
* @param string $src full media URL
* @param string $title descriptive text
* @param string $align left|center|right
* @param int $width width of media in pixel
* @param int $height height of media in pixel
* @param string $cache cache|recache|nocache
* @param string $linking linkonly|detail|nolink
* @param bool $returnonly whether to return odt or write to doc attribute
*/
function externalmedia($src, $title = NULL, $align = NULL, $width = NULL, $height = NULL, $cache = NULL, $linking = NULL, $returnonly = false)
{
list($ext, $mime) = mimetype($src);
if (substr($mime, 0, 5) == 'image') {
$tmp_dir = $this->config->getParam('tmpdir') . "/odt";
$tmp_name = $tmp_dir . "/" . md5($src) . '.' . $ext;
$final_name = 'Pictures/' . md5($tmp_name) . '.' . $ext;
if (!$this->docHandler->fileExists($final_name)) {
$client = new DokuHTTPClient();
$img = $client->get($src);
if ($img === FALSE) {
$tmp_name = $src;
// fallback to a simple link
} else {
if (!is_dir($tmp_dir)) {
io_mkdir_p($tmp_dir);
}
$tmp_img = fopen($tmp_name, "w") or die("Can't create temp file {$tmp_img}");
fwrite($tmp_img, $img);
fclose($tmp_img);
}
}
if ($returnonly) {
$ret = $this->_odtAddImage($tmp_name, $width, $height, $align, $title, true);
if (file_exists($tmp_name)) {
unlink($tmp_name);
}
return $ret;
} else {
$this->_odtAddImage($tmp_name, $width, $height, $align, $title);
if (file_exists($tmp_name)) {
unlink($tmp_name);
}
}
} else {
if ($returnonly) {
return $this->externallink($src, $title, true);
} else {
$this->externallink($src, $title);
}
}
}
function externalmedia($src, $title = NULL, $align = NULL, $width = NULL, $height = NULL, $cache = NULL, $linking = NULL)
{
global $conf;
global $ID;
list($ext, $mime) = mimetype($src);
if (substr($mime, 0, 5) == 'image') {
$tmp_dir = $conf['tmpdir'] . "/odt";
$tmp_name = $tmp_dir . "/" . md5($src) . '.' . $ext;
$final_name = 'Pictures/' . md5($tmp_name) . '.' . $ext;
if (!isset($this->manifest[$final_name])) {
$client = new DokuHTTPClient();
$img = $client->get($src);
if ($img === FALSE) {
$tmp_name = $src;
// fallback to a simple link
} else {
if (!is_dir($tmp_dir)) {
io_mkdir_p($tmp_dir);
}
$tmp_img = fopen($tmp_name, "w") or die("Can't create temp file {$tmp_img}");
fwrite($tmp_img, $img);
fclose($tmp_img);
}
}
$this->_odtAddImage($tmp_name, $width, $height, $align, $title);
if (file_exists($tmp_name)) {
unlink($tmp_name);
}
} else {
$this->externallink($src, $title);
}
}