+ $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()) {
+
+ $ret = array('return_code' => 0, 'success' => false, 'header' => "", 'body' => "");
+
+
- // If we're getting too deep, bail out
- if ($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)));
+ }
- $parent[$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];
+ }
- $doc = new DOMDocument();
- @$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);
+ $doc = new DOMDocument();
+ @$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);