// curl wrapper. If binary flag is true, return binary
-// results.
+// results.
// Set the cookiejar argument to a string (e.g. "/tmp/friendica-cookies.txt")
// to preserve cookies from one request to the next.
if(! function_exists('fetch_url')) {
function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_content=Null, $cookiejar = 0) {
+ $ret = z_fetch_url(
+ $url,
+ $binary,
+ $redirects,
+ array('timeout'=>$timeout,
+ 'accept_content'=>$accept_content,
+ 'cookiejar'=>$cookiejar
+ ));
+
+ return($ret['body']);
+}}
+
+if(!function_exists('z_fetch_url')){
+/**
+ * @brief fetches an URL.
+ *
+ * @param string $url
+ * URL to fetch
+ * @param boolean $binary default false
+ * TRUE if asked to return binary results (file download)
+ * @param int $redirects default 0
+ * internal use, recursion counter
+ * @param array $opts (optional parameters) assoziative array with:
+ * * \b accept_content => supply Accept: header with 'accept_content' as the value
+ * * \b timeout => int seconds, default system config value or 60 seconds
+ * * \b http_auth => username:password
+ * * \b novalidate => do not validate SSL certs, default is to validate using our CA list
+ * * \b nobody => only return the header
+ * * \b cookiejar => path to cookie jar file
+ *
+ * @return array an assoziative array with:
+ * * \e int \b return_code => HTTP return code or 0 if timeout or failure
+ * * \e boolean \b success => boolean true (if HTTP 2xx result) or false
+ * * \e string \b header => HTTP headers
+ * * \e string \b body => fetched content
+ */
+function z_fetch_url($url,$binary = false, &$redirects = 0, $opts=array()) {
+
+ $ret = array('return_code' => 0, 'success' => false, 'header' => "", 'body' => "");
+
+
$stamp1 = microtime(true);
$a = get_app();
@curl_setopt($ch, CURLOPT_HEADER, true);
- if($cookiejar) {
- curl_setopt($ch, CURLOPT_COOKIEJAR, $cookiejar);
- curl_setopt($ch, CURLOPT_COOKIEFILE, $cookiejar);
+ if(x($opts,"cookiejar")) {
+ curl_setopt($ch, CURLOPT_COOKIEJAR, $opts["cookiejar"]);
+ curl_setopt($ch, CURLOPT_COOKIEFILE, $opts["cookiejar"]);
}
-// These settings aren't needed. We're following the location already.
+// These settings aren't needed. We're following the location already.
// @curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
// @curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
- if (!is_null($accept_content)){
+ if (x($opts,'accept_content')){
curl_setopt($ch,CURLOPT_HTTPHEADER, array (
- "Accept: " . $accept_content
+ "Accept: " . $opts['accept_content']
));
}
@curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);
- //@curl_setopt($ch, CURLOPT_USERAGENT, "Friendica");
- @curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (compatible; Friendica)");
+ @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
- if(intval($timeout)) {
- @curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
+
+ if(x($opts,'headers')){
+ @curl_setopt($ch, CURLOPT_HTTPHEADER, $opts['headers']);
}
- else {
+ if(x($opts,'nobody')){
+ @curl_setopt($ch, CURLOPT_NOBODY, $opts['nobody']);
+ }
+ if(x($opts,'timeout')){
+ @curl_setopt($ch, CURLOPT_TIMEOUT, $opts['timeout']);
+ } else {
$curl_time = intval(get_config('system','curl_timeout'));
@curl_setopt($ch, CURLOPT_TIMEOUT, (($curl_time !== false) ? $curl_time : 60));
}
$check_cert = get_config('system','verifyssl');
@curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, (($check_cert) ? true : false));
+ @curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, (($check_cert) ? 2 : false));
$prx = get_config('system','proxy');
if(strlen($prx)) {
$base = $s;
$curl_info = @curl_getinfo($ch);
+
$http_code = $curl_info['http_code'];
-// logger('fetch_url:' . $http_code . ' data: ' . $s);
+ logger('fetch_url '.$url.': '.$http_code." ".$s, LOGGER_DATA);
$header = '';
// Pull out multiple headers, e.g. proxy and continuation headers
$newurl = $new_location_info["scheme"]."://".$new_location_info["host"].$old_location_info["path"];
$matches = array();
- if (preg_match('/(Location:|URI:)(.*?)\n/', $header, $matches)) {
+ if (preg_match('/(Location:|URI:)(.*?)\n/i', $header, $matches)) {
$newurl = trim(array_pop($matches));
}
if(strpos($newurl,'/') === 0)
$newurl = $old_location_info["scheme"]."://".$old_location_info["host"].$newurl;
if (filter_var($newurl, FILTER_VALIDATE_URL)) {
$redirects++;
- return fetch_url($newurl,$binary,$redirects,$timeout,$accept_content,$cookiejar);
+ @curl_close($ch);
+ return z_fetch_url($newurl,$binary, $redirects, $opts);
}
}
+
$a->set_curl_code($http_code);
$a->set_curl_content_type($curl_info['content_type']);
$body = substr($s,strlen($header));
$a->set_curl_headers($header);
+
+
+
+ $rc = intval($http_code);
+ $ret['return_code'] = $rc;
+ $ret['success'] = (($rc >= 200 && $rc <= 299) ? true : false);
+ if(! $ret['success']) {
+ $ret['error'] = curl_error($ch);
+ $ret['debug'] = $curl_info;
+ logger('z_fetch_url: error: ' . $url . ': ' . $ret['error'], LOGGER_DEBUG);
+ logger('z_fetch_url: debug: ' . print_r($curl_info,true), LOGGER_DATA);
+ }
+ $ret['body'] = substr($s,strlen($header));
+ $ret['header'] = $header;
+ if(x($opts,'debug')) {
+ $ret['debug'] = $curl_info;
+ }
@curl_close($ch);
$a->save_timestamp($stamp1, "network");
- return($body);
+ return($ret);
+
}}
// post request to $url. $params is an array of post variables.
curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);
curl_setopt($ch, CURLOPT_POST,1);
curl_setopt($ch, CURLOPT_POSTFIELDS,$params);
- curl_setopt($ch, CURLOPT_USERAGENT, "Friendica");
+ curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
if(intval($timeout)) {
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
$check_cert = get_config('system','verifyssl');
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, (($check_cert) ? true : false));
+ curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, (($check_cert) ? 2 : false));
$prx = get_config('system','proxy');
if(strlen($prx)) {
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
}}
// Generic XML return
-// Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable
-// of $st and an optional text <message> of $message and terminates the current process.
+// Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable
+// of $st and an optional text <message> of $message and terminates the current process.
if(! function_exists('xml_status')) {
function xml_status($st, $message = '') {
if(! function_exists('http_status_exit')) {
-function http_status_exit($val) {
-
+function http_status_exit($val, $description = array()) {
$err = '';
- if($val >= 400)
+ if($val >= 400) {
$err = 'Error';
+ if (!isset($description["title"]))
+ $description["title"] = $err." ".$val;
+ }
if($val >= 200 && $val < 300)
$err = 'OK';
- logger('http_status_exit ' . $val);
+ logger('http_status_exit ' . $val);
header($_SERVER["SERVER_PROTOCOL"] . ' ' . $val . ' ' . $err);
+
+ if (isset($description["title"])) {
+ $tpl = get_markup_template('http_status.tpl');
+ echo replace_macros($tpl, array('$title' => $description["title"],
+ '$description' => $description["description"]));
+ }
+
killme();
}}
if(! function_exists('convert_xml_element_to_array')) {
function convert_xml_element_to_array($xml_element, &$recursion_depth=0) {
- // If we're getting too deep, bail out
- if ($recursion_depth > 512) {
- return(null);
- }
-
- if (!is_string($xml_element) &&
- !is_array($xml_element) &&
- (get_class($xml_element) == 'SimpleXMLElement')) {
- $xml_element_copy = $xml_element;
- $xml_element = get_object_vars($xml_element);
- }
-
- if (is_array($xml_element)) {
- $result_array = array();
- if (count($xml_element) <= 0) {
- return (trim(strval($xml_element_copy)));
- }
-
- foreach($xml_element as $key=>$value) {
-
- $recursion_depth++;
- $result_array[strtolower($key)] =
- convert_xml_element_to_array($value, $recursion_depth);
- $recursion_depth--;
- }
- if ($recursion_depth == 0) {
- $temp_array = $result_array;
- $result_array = array(
- strtolower($xml_element_copy->getName()) => $temp_array,
- );
- }
-
- return ($result_array);
-
- } else {
- return (trim(strval($xml_element)));
- }
+ // If we're getting too deep, bail out
+ if ($recursion_depth > 512) {
+ return(null);
+ }
+
+ if (!is_string($xml_element) &&
+ !is_array($xml_element) &&
+ (get_class($xml_element) == 'SimpleXMLElement')) {
+ $xml_element_copy = $xml_element;
+ $xml_element = get_object_vars($xml_element);
+ }
+
+ if (is_array($xml_element)) {
+ $result_array = array();
+ if (count($xml_element) <= 0) {
+ return (trim(strval($xml_element_copy)));
+ }
+
+ foreach($xml_element as $key=>$value) {
+
+ $recursion_depth++;
+ $result_array[strtolower($key)] =
+ convert_xml_element_to_array($value, $recursion_depth);
+ $recursion_depth--;
+ }
+ if ($recursion_depth == 0) {
+ $temp_array = $result_array;
+ $result_array = array(
+ strtolower($xml_element_copy->getName()) => $temp_array,
+ );
+ }
+
+ return ($result_array);
+
+ } else {
+ return (trim(strval($xml_element)));
+ }
}}
-// Given an email style address, perform webfinger lookup and
+// Given an email style address, perform webfinger lookup and
// return the resulting DFRN profile URL, or if no DFRN profile URL
-// is located, returns an OStatus subscription template (prefixed
+// is located, returns an OStatus subscription template (prefixed
// with the string 'stat:' to identify it as on OStatus template).
// If this isn't an email style address just return $s.
// Return an empty string if email-style addresses but webfinger fails,
-// or if the resultant personal XRD doesn't contain a supported
+// or if the resultant personal XRD doesn't contain a supported
// subscription/friend-request attribute.
-// amended 7/9/2011 to return an hcard which could save potentially loading
+// amended 7/9/2011 to return an hcard which could save potentially loading
// a lengthy content page to scrape dfrn attributes
if(! function_exists('webfinger_dfrn')) {
return $profile_link;
}}
-// Given an email style address, perform webfinger lookup and
+// Given an email style address, perform webfinger lookup and
// return the array of link attributes from the personal XRD file.
// On error/failure return an empty array.
// All we have is an email address. Resource-priority is irrelevant
// because our URI isn't directly resolvable.
- if(strstr($uri,'@')) {
+ if(strstr($uri,'@')) {
return(webfinger($uri));
}
foreach($properties as $prop)
if((string) $prop['@attributes'] === 'http://lrdd.net/priority/resource')
$priority = 'resource';
- }
+ }
// save the links in case we need them
$tpl = '';
if($priority === 'host') {
- if(strlen($tpl))
+ if(strlen($tpl))
$pxrd = str_replace('{uri}', urlencode($uri), $tpl);
elseif(isset($href))
$pxrd = $href;
if(! function_exists('validate_url')) {
function validate_url(&$url) {
+
+ if(get_config('system','disable_url_validation'))
+ return true;
// no naked subdomains (allow localhost for tests)
if(strpos($url,'.') === false && strpos($url,'/localhost/') === false)
return false;
return false;
$h = substr($addr,strpos($addr,'@') + 1);
- if(($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX) || filter_var($h['host'], FILTER_VALIDATE_IP) )) {
+ if(($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
return true;
}
return false;
foreach($allowed as $a) {
$pat = strtolower(trim($a));
if(($fnmatch && fnmatch($pat,$host)) || ($pat == $host)) {
- $found = true;
+ $found = true;
break;
}
}
foreach($allowed as $a) {
$pat = strtolower(trim($a));
if(($fnmatch && fnmatch($pat,$domain)) || ($pat == $domain)) {
- $found = true;
+ $found = true;
break;
}
}
if(! $i)
return $srctext;
- $cachefile = get_cachefile(hash("md5", $scaled));
- if ($cachefile != '') {
- $stamp1 = microtime(true);
- file_put_contents($cachefile, $i);
- $a->save_timestamp($stamp1, "file");
- }
-
// guess mimetype from headers or filename
$type = guess_image_type($mtch[1],true);
$new_height = $ph->getHeight();
logger('scale_external_images: ' . $orig_width . '->' . $new_width . 'w ' . $orig_height . '->' . $new_height . 'h' . ' match: ' . $mtch[0], LOGGER_DEBUG);
$s = str_replace($mtch[0],'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
- . "\n" . (($include_link)
+ . "\n" . (($include_link)
? '[url=' . $mtch[1] . ']' . t('view full size') . '[/url]' . "\n"
: ''),$s);
logger('scale_external_images: new string: ' . $s, LOGGER_DEBUG);
}
if($ssl_changed) {
- q("update contact set
- url = '%s',
+ q("update contact set
+ url = '%s',
request = '%s',
notify = '%s',
poll = '%s',
if(!$contents) return array();
if(!function_exists('xml_parser_create')) {
- logger('xml2array: parser function missing');
- return array();
+ logger('xml2array: parser function missing');
+ return array();
}
return array();
}
- xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8");
+ xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8");
// http://minutillo.com/steve/weblog/2004/6/17/php-xml-and-character-encodings-a-tale-of-sadness-rage-and-data-loss
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
// Go through the tags.
$repeated_tag_index = array(); // Multiple tags with same name will be turned into an array
foreach($xml_values as $data) {
- unset($attributes,$value); // Remove existing values, or there will be trouble
+ unset($attributes,$value); // Remove existing values, or there will be trouble
- // This command will extract these variables into the foreach scope
- // tag(string), type(string), level(int), attributes(array).
- extract($data); // We could use the array by itself, but this cooler.
+ // This command will extract these variables into the foreach scope
+ // tag(string), type(string), level(int), attributes(array).
+ extract($data); // We could use the array by itself, but this cooler.
- $result = array();
- $attributes_data = array();
+ $result = array();
+ $attributes_data = array();
- if(isset($value)) {
- if($priority == 'tag') $result = $value;
- else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
- }
+ if(isset($value)) {
+ if($priority == 'tag') $result = $value;
+ else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
+ }
- //Set the attributes too.
- if(isset($attributes) and $get_attributes) {
- foreach($attributes as $attr => $val) {
- if($priority == 'tag') $attributes_data[$attr] = $val;
- else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
- }
- }
+ //Set the attributes too.
+ if(isset($attributes) and $get_attributes) {
+ foreach($attributes as $attr => $val) {
+ if($priority == 'tag') $attributes_data[$attr] = $val;
+ else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
+ }
+ }
- // See tag status and do the needed.
+ // See tag status and do the needed.
if($namespaces && strpos($tag,':')) {
$namespc = substr($tag,0,strrpos($tag,':'));
$tag = strtolower(substr($tag,strlen($namespc)+1));
$tag = strtolower($tag);
if($type == "open") { // The starting of the tag '<tag>'
- $parent[$level-1] = &$current;
- if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
- $current[$tag] = $result;
- if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
- $repeated_tag_index[$tag.'_'.$level] = 1;
-
- $current = &$current[$tag];
-
- } else { // There was another element with the same tag name
-
- if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
- $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
- $repeated_tag_index[$tag.'_'.$level]++;
- } else { // This section will make the value an array if multiple tags with the same name appear together
- $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
- $repeated_tag_index[$tag.'_'.$level] = 2;
-
- if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
- $current[$tag]['0_attr'] = $current[$tag.'_attr'];
- unset($current[$tag.'_attr']);
- }
-
- }
- $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
- $current = &$current[$tag][$last_item_index];
- }
-
- } elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
- //See if the key is already taken.
- if(!isset($current[$tag])) { //New Key
- $current[$tag] = $result;
- $repeated_tag_index[$tag.'_'.$level] = 1;
- if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
-
- } else { // If taken, put all things inside a list(array)
- if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
-
- // ...push the new element into that array.
- $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
-
- if($priority == 'tag' and $get_attributes and $attributes_data) {
- $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
- }
- $repeated_tag_index[$tag.'_'.$level]++;
-
- } else { // If it is not an array...
- $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
- $repeated_tag_index[$tag.'_'.$level] = 1;
- if($priority == 'tag' and $get_attributes) {
- if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
-
- $current[$tag]['0_attr'] = $current[$tag.'_attr'];
- unset($current[$tag.'_attr']);
- }
-
- if($attributes_data) {
- $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
- }
- }
- $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
- }
- }
-
- } elseif($type == 'close') { // End of tag '</tag>'
- $current = &$parent[$level-1];
- }
+ $parent[$level-1] = &$current;
+ if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
+ $current[$tag] = $result;
+ if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+
+ $current = &$current[$tag];
+
+ } else { // There was another element with the same tag name
+
+ if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+ $repeated_tag_index[$tag.'_'.$level]++;
+ } else { // This section will make the value an array if multiple tags with the same name appear together
+ $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
+ $repeated_tag_index[$tag.'_'.$level] = 2;
+
+ if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+ $current[$tag]['0_attr'] = $current[$tag.'_attr'];
+ unset($current[$tag.'_attr']);
+ }
+
+ }
+ $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
+ $current = &$current[$tag][$last_item_index];
+ }
+
+ } elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
+ //See if the key is already taken.
+ if(!isset($current[$tag])) { //New Key
+ $current[$tag] = $result;
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+ if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
+
+ } else { // If taken, put all things inside a list(array)
+ if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
+
+ // ...push the new element into that array.
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+
+ if($priority == 'tag' and $get_attributes and $attributes_data) {
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+ }
+ $repeated_tag_index[$tag.'_'.$level]++;
+
+ } else { // If it is not an array...
+ $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+ if($priority == 'tag' and $get_attributes) {
+ if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+
+ $current[$tag]['0_attr'] = $current[$tag.'_attr'];
+ unset($current[$tag.'_attr']);
+ }
+
+ if($attributes_data) {
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+ }
+ }
+ $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
+ }
+ }
+
+ } elseif($type == 'close') { // End of tag '</tag>'
+ $current = &$parent[$level-1];
+ }
}
return($xml_array);
function original_url($url, $depth=1, $fetchbody = false) {
+ $a = get_app();
+
// Remove Analytics Data from Google and other tracking platforms
$urldata = parse_url($url);
if (is_string($urldata["query"])) {
if (in_array($param, array("utm_source", "utm_medium", "utm_term", "utm_content", "utm_campaign",
"wt_mc", "pk_campaign", "pk_kwd", "mc_cid", "mc_eid",
"fb_action_ids", "fb_action_types", "fb_ref",
- "awesm",
+ "awesm", "wtrid",
"woo_campaign", "woo_source", "woo_medium", "woo_content", "woo_term"))) {
$pair = $param."=".urlencode($value);
$url = substr($url, 0, -1);
}
- if ($depth > 10)
- return($url);
-
- $url = trim($url, "'");
-
- $siteinfo = array();
- $ch = curl_init();
- curl_setopt($ch, CURLOPT_URL, $url);
- curl_setopt($ch, CURLOPT_HEADER, 1);
-
- if ($fetchbody)
- curl_setopt($ch, CURLOPT_NOBODY, 0);
- else
- curl_setopt($ch, CURLOPT_NOBODY, 1);
-
- curl_setopt($ch, CURLOPT_TIMEOUT, 10);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
- curl_setopt($ch,CURLOPT_USERAGENT,'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:24.0) Gecko/20100101 Firefox/24.0');
-
- $header = curl_exec($ch);
- $curl_info = @curl_getinfo($ch);
- $http_code = $curl_info['http_code'];
- curl_close($ch);
-
- if ((($curl_info['http_code'] == "301") OR ($curl_info['http_code'] == "302"))
- AND (($curl_info['redirect_url'] != "") OR ($curl_info['location'] != ""))) {
- if ($curl_info['redirect_url'] != "")
- return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
- else
- return(original_url($curl_info['location'], ++$depth, $fetchbody));
- }
-
- $pos = strpos($header, "\r\n\r\n");
-
- if ($pos)
- $body = trim(substr($header, $pos));
- else
- $body = $header;
-
- if (trim($body) == "")
- return(original_url($url, ++$depth, true));
-
- $doc = new DOMDocument();
- @$doc->loadHTML($body);
-
- $xpath = new DomXPath($doc);
-
- $list = $xpath->query("//meta[@content]");
- foreach ($list as $node) {
- $attr = array();
- if ($node->attributes->length)
- foreach ($node->attributes as $attribute)
- $attr[$attribute->name] = $attribute->value;
-
- if (@$attr["http-equiv"] == 'refresh') {
- $path = $attr["content"];
- $pathinfo = explode(";", $path);
- $content = "";
- foreach ($pathinfo AS $value)
- if (substr(strtolower($value), 0, 4) == "url=")
- return(original_url(substr($value, 4), ++$depth));
- }
- }
-
- return($url);
+ if ($depth > 10)
+ return($url);
+
+ $url = trim($url, "'");
+
+ $stamp1 = microtime(true);
+
+ $siteinfo = array();
+ $ch = curl_init();
+ curl_setopt($ch, CURLOPT_URL, $url);
+ curl_setopt($ch, CURLOPT_HEADER, 1);
+ curl_setopt($ch, CURLOPT_NOBODY, 1);
+ curl_setopt($ch, CURLOPT_TIMEOUT, 10);
+ curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+ curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
+
+ $header = curl_exec($ch);
+ $curl_info = @curl_getinfo($ch);
+ $http_code = $curl_info['http_code'];
+ curl_close($ch);
+
+ $a->save_timestamp($stamp1, "network");
+
+ if ((($curl_info['http_code'] == "301") OR ($curl_info['http_code'] == "302"))
+ AND (($curl_info['redirect_url'] != "") OR ($curl_info['location'] != ""))) {
+ if ($curl_info['redirect_url'] != "")
+ return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
+ else
+ return(original_url($curl_info['location'], ++$depth, $fetchbody));
+ }
+
+ // Check for redirects in the meta elements of the body if there are no redirects in the header.
+ if (!$fetchbody)
+ return(original_url($url, ++$depth, true));
+
+ // if the file is too large then exit
+ if ($curl_info["download_content_length"] > 1000000)
+ return($url);
+
+ // if it isn't a HTML file then exit
+ if (($curl_info["content_type"] != "") AND !strstr(strtolower($curl_info["content_type"]),"html"))
+ return($url);
+
+ $stamp1 = microtime(true);
+
+ $ch = curl_init();
+ curl_setopt($ch, CURLOPT_URL, $url);
+ curl_setopt($ch, CURLOPT_HEADER, 0);
+ curl_setopt($ch, CURLOPT_NOBODY, 0);
+ curl_setopt($ch, CURLOPT_TIMEOUT, 10);
+ curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+ curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
+
+ $body = curl_exec($ch);
+ curl_close($ch);
+
+ $a->save_timestamp($stamp1, "network");
+
+ if (trim($body) == "")
+ return($url);
+
+ // Check for redirect in meta elements
+ $doc = new DOMDocument();
+ @$doc->loadHTML($body);
+
+ $xpath = new DomXPath($doc);
+
+ $list = $xpath->query("//meta[@content]");
+ foreach ($list as $node) {
+ $attr = array();
+ if ($node->attributes->length)
+ foreach ($node->attributes as $attribute)
+ $attr[$attribute->name] = $attribute->value;
+
+ if (@$attr["http-equiv"] == 'refresh') {
+ $path = $attr["content"];
+ $pathinfo = explode(";", $path);
+ $content = "";
+ foreach ($pathinfo AS $value)
+ if (substr(strtolower($value), 0, 4) == "url=")
+ return(original_url(substr($value, 4), ++$depth));
+ }
+ }
+
+ return($url);
}
if (!function_exists('short_link')) {
projects / friendica.git / blobdiff