"; if(!strstr($key, " attr")){ #if it's not an attribute if(array_key_exists("$key attr", $data)){ while(list($attr_name, $attr_value) = each($data["$key attr"])){ #echo "Found attribute $attribute_name with value $attribute_value
"; $attr_value = &htmlspecialchars($attr_value, ENT_QUOTES); $attributes .= " $attr_name=\"$attr_value\""; } } if(is_numeric($key)){ #echo "My current key ($key) is numeric. My parent key is '$prior_key'
"; $key = $prior_key; }else{ #you can't have numeric keys at two levels in a row, so this is ok #echo "Checking to see if a numeric key exists in data."; if(is_array($value) and array_key_exists(0, $value)){ # echo " It does! Calling myself as a result of a numeric array.
"; $numeric_array = true; $xml_serialized_string .= XML_serialize($value, $level, $key); } #echo "
"; } if(!$numeric_array){ $xml_serialized_string .= str_repeat("\t", $level) . "<$key$attributes>"; if(is_array($value)){ $xml_serialized_string .= "\r\n" . XML_serialize($value, $level+1); }else{ $inline = true; $xml_serialized_string .= htmlspecialchars($value); } $xml_serialized_string .= (!$inline ? str_repeat("\t", $level) : "") . "\r\n"; } }else{ #echo "Skipping attribute record for key $key
"; } } if($level == 0){ $xml_serialized_string = "\r\n" . $xml_serialized_string; return $xml_serialized_string; }else{ return $xml_serialized_string; } } class XML { var $parser; #a reference to the XML parser var $document; #the entire XML structure built up so far var $current; #a pointer to the current item - what is this var $parent; #a pointer to the current parent - the parent will be an array var $parents; #an array of the most recent parent at each level var $last_opened_tag; function XML($data=null){ $this->parser = xml_parser_create(); xml_parser_set_option ($this->parser, XML_OPTION_CASE_FOLDING, 0); xml_set_object($this->parser, &$this); xml_set_element_handler($this->parser, "open", "close"); xml_set_character_data_handler($this->parser, "data"); # register_shutdown_function(array(&$this, 'destruct')); } function destruct(){ xml_parser_free($this->parser); } function parse($data){ $this->document = array(); $this->parent = &$this->document; $this->parents = array(); $this->last_opened_tag = NULL; xml_parse($this->parser, $data); return $this->document; } function open($parser, $tag, $attributes){ #echo "Opening tag $tag
\n"; $this->data = ""; $this->last_opened_tag = $tag; #tag is a string if(array_key_exists($tag, $this->parent)){ #echo "There's already an instance of '$tag' at the current level ($level)
\n"; if(is_array($this->parent[$tag]) and array_key_exists(0, $this->parent[$tag])){ #if the keys are numeric #need to make sure they're numeric (account for attributes) $key = count_numeric_items($this->parent[$tag]); #echo "There are $key instances: the keys are numeric.
\n"; }else{ #echo "There is only one instance. Shifting everything around
\n"; $temp = &$this->parent[$tag]; unset($this->parent[$tag]); $this->parent[$tag][0] = &$temp; if(array_key_exists("$tag attr", $this->parent)){ #shift the attributes around too if they exist $temp = &$this->parent["$tag attr"]; unset($this->parent["$tag attr"]); $this->parent[$tag]["0 attr"] = &$temp; } $key = 1; } $this->parent = &$this->parent[$tag]; }else{ $key = $tag; } if($attributes){ $this->parent["$key attr"] = $attributes; } $this->parent[$key] = array(); $this->parent = &$this->parent[$key]; array_unshift($this->parents, &$this->parent); } function data($parser, $data){ #echo "Data is '", htmlspecialchars($data), "'
\n"; if($this->last_opened_tag != NULL){ $this->data .= $data; } } function close($parser, $tag){ #echo "Close tag $tag
\n"; if($this->last_opened_tag == $tag){ $this->parent = $this->data; $this->last_opened_tag = NULL; } array_shift($this->parents); $this->parent = &$this->parents[0]; } } function & XML_unserialize(&$xml){ $xml_parser = new XML(); $data = &$xml_parser->parse(&$xml); $xml_parser->destruct(); return $data; } function & XMLRPC_parse(&$request){ if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_parse', "

Received the following raw request:

" . XMLRPC_show($request, 'print_r', true)); } $data = &XML_unserialize(&$request); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_parse', "

Returning the following parsed request:

" . XMLRPC_show($data, 'print_r', true)); } return $data; } function & XMLRPC_prepare($data, $type = NULL){ if(is_array($data)){ $num_elements = count($data); if((array_key_exists(0, $data) or !$num_elements) and $type != 'struct'){ #it's an array if(!$num_elements){ #if the array is empty $returnvalue = array('array' => array('data' => NULL)); }else{ $returnvalue['array']['data']['value'] = array(); $temp = &$returnvalue['array']['data']['value']; $count = count_numeric_items($data); for($n=0; $n<$count; $n++){ $type = NULL; if(array_key_exists("$n type", $data)){ $type = $data["$n type"]; } $temp[$n] = XMLRPC_prepare(&$data[$n], $type); } } }else{ #it's a struct if(!$num_elements){ #if the struct is empty $returnvalue = array('struct' => NULL); }else{ $returnvalue['struct']['member'] = array(); $temp = &$returnvalue['struct']['member']; while(list($key, $value) = each($data)){ if(substr($key, -5) != ' type'){ #if it's not a type specifier $type = NULL; if(array_key_exists("$key type", $data)){ $type = $data["$key type"]; } $temp[] = array('name' => $key, 'value' => XMLRPC_prepare(&$value, $type)); } } } } }else{ #it's a scalar if(!$type){ if(is_int($data)){ $returnvalue['int'] = $data; return $returnvalue; }elseif(is_float($data)){ $returnvalue['double'] = $data; return $returnvalue; }elseif(is_bool($data)){ $returnvalue['boolean'] = ($data ? 1 : 0); return $returnvalue; }elseif(preg_match('/^\d{8}T\d{2}:\d{2}:\d{2}$/', $data, $matches)){ #it's a date $returnvalue['dateTime.iso8601'] = $data; return $returnvalue; }elseif(is_string($data)){ $returnvalue['string'] = htmlspecialchars($data); return $returnvalue; } }else{ $returnvalue[$type] = htmlspecialchars($data); } } return $returnvalue; } function & XMLRPC_adjustValue(&$current_node){ if(is_array($current_node)){ if(isset($current_node['array'])){ if(!is_array($current_node['array']['data'])){ #If there are no elements, return an empty array return array(); }else{ #echo "Getting rid of array -> data -> value
\n"; $temp = &$current_node['array']['data']['value']; if(is_array($temp) and array_key_exists(0, $temp)){ $count = count($temp); for($n=0;$n<$count;$n++){ $temp2[$n] = &XMLRPC_adjustValue(&$temp[$n]); } $temp = &$temp2; }else{ $temp2 = &XMLRPC_adjustValue(&$temp); $temp = array(&$temp2); #I do the temp assignment because it avoids copying, # since I can put a reference in the array #PHP's reference model is a bit silly, and I can't just say: # $temp = array(&XMLRPC_adjustValue(&$temp)); } } }elseif(isset($current_node['struct'])){ if(!is_array($current_node['struct'])){ #If there are no members, return an empty array return array(); }else{ #echo "Getting rid of struct -> member
\n"; $temp = &$current_node['struct']['member']; if(is_array($temp) and array_key_exists(0, $temp)){ $count = count($temp); for($n=0;$n<$count;$n++){ #echo "Passing name {$temp[$n][name]}. Value is: " . show($temp[$n][value], var_dump, true) . "
\n"; $temp2[$temp[$n]['name']] = &XMLRPC_adjustValue(&$temp[$n]['value']); #echo "adjustValue(): After assigning, the value is " . show($temp2[$temp[$n]['name']], var_dump, true) . "
\n"; } }else{ #echo "Passing name $temp[name]
\n"; $temp2[$temp['name']] = &XMLRPC_adjustValue(&$temp['value']); } $temp = &$temp2; } }else{ $types = array('string', 'int', 'i4', 'double', 'dateTime.iso8601', 'base64', 'boolean'); $fell_through = true; foreach($types as $type){ if(array_key_exists($type, $current_node)){ #echo "Getting rid of '$type'
\n"; $temp = &$current_node[$type]; #echo "adjustValue(): The current node is set with a type of $type
\n"; $fell_through = false; break; } } if($fell_through){ $type = 'string'; #echo "Fell through! Type is $type
\n"; } switch ($type){ case 'int': case 'i4': $temp = (int)$temp; break; case 'string': $temp = (string)$temp; break; case 'double': $temp = (double)$temp; break; case 'boolean': $temp = (bool)$temp; break; } } }else{ $temp = (string)$current_node; } return $temp; } function XMLRPC_getParams($request){ if(!is_array($request['methodCall']['params'])){ #If there are no parameters, return an empty array return array(); }else{ #echo "Getting rid of methodCall -> params -> param
\n"; $temp = &$request['methodCall']['params']['param']; if(is_array($temp) and array_key_exists(0, $temp)){ $count = count($temp); for($n = 0; $n < $count; $n++){ #echo "Serializing parameter $n
"; $temp2[$n] = &XMLRPC_adjustValue(&$temp[$n]['value']); } }else{ $temp2[0] = &XMLRPC_adjustValue($temp['value']); } $temp = &$temp2; return $temp; } } function XMLRPC_getMethodName($methodCall){ #returns the method name return $methodCall['methodCall']['methodName']; } function XMLRPC_request($site, $location, $methodName, $params = NULL, $user_agent = NULL){ $site = explode(':', $site); if(isset($site[1]) and is_numeric($site[1])){ $port = $site[1]; }else{ $port = 80; } $site = $site[0]; $data["methodCall"]["methodName"] = $methodName; $param_count = count($params); if(!$param_count){ $data["methodCall"]["params"] = NULL; }else{ for($n = 0; $n<$param_count; $n++){ $data["methodCall"]["params"]["param"][$n]["value"] = $params[$n]; } } $data = XML_serialize($data); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Received the following parameter list to send:

" . XMLRPC_show($params, 'print_r', true)); } $conn = fsockopen ($site, $port); #open the connection if(!$conn){ #if the connection was not opened successfully if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Connection failed: Couldn't make the connection to $site.

"); } return array(false, array('faultCode'=>10532, 'faultString'=>"Connection failed: Couldn't make the connection to $site.")); }else{ $headers = "POST $location HTTP/1.0\r\n" . "Host: $site\r\n" . "Connection: close\r\n" . ($user_agent ? "User-Agent: $user_agent\r\n" : '') . "Content-Type: text/xml\r\n" . "Content-Length: " . strlen($data) . "\r\n\r\n"; fputs($conn, "$headers"); fputs($conn, $data); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Sent the following request:

\n\n" . XMLRPC_show($headers . $data, 'print_r', true)); } #socket_set_blocking ($conn, false); $response = ""; while(!feof($conn)){ $response .= fgets($conn, 1024); } fclose($conn); #strip headers off of response $responsesubstr = substr($response, strpos($response, "\r\n\r\n")+4); $data = XML_unserialize($responsesubstr); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Received the following response:

\n\n" . XMLRPC_show($response, 'print_r', true) . "

Which was serialized into the following data:

\n\n" . XMLRPC_show($data, 'print_r', true)); } if(isset($data['methodResponse']['fault'])){ $return = array(false, XMLRPC_adjustValue(&$data['methodResponse']['fault']['value'])); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Returning:

\n\n" . XMLRPC_show($return, 'var_dump', true)); } return $return; }else{ $return = array(true, XMLRPC_adjustValue(&$data['methodResponse']['params']['param']['value'])); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_request', "

Returning:

\n\n" . XMLRPC_show($return, 'var_dump', true)); } return $return; } } } function XMLRPC_response($return_value, $server = NULL){ $data["methodResponse"]["params"]["param"]["value"] = &$return_value; $return = XML_serialize(&$data); if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_response', "

Received the following data to return:

\n\n" . XMLRPC_show($return_value, 'print_r', true)); } header("Connection: close"); header("Content-Length: " . strlen($return)); header("Content-Type: text/xml"); header("Date: " . date("r")); if($server){ header("Server: $server"); } if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_response', "

Sent the following response:

\n\n" . XMLRPC_show($return, 'print_r', true)); } echo $return; } function XMLRPC_error($faultCode, $faultString, $server = NULL){ $array["methodResponse"]["fault"]["value"]["struct"]["member"] = array(); $temp = &$array["methodResponse"]["fault"]["value"]["struct"]["member"]; $temp[0]["name"] = "faultCode"; $temp[0]["value"]["int"] = $faultCode; $temp[1]["name"] = "faultString"; $temp[1]["value"]["string"] = $faultString; $return = XML_serialize($array); header("Connection: close"); header("Content-Length: " . strlen($return)); header("Content-Type: text/xml"); header("Date: " . date("r")); if($server){ header("Server: $server"); } if(defined('XMLRPC_DEBUG') and XMLRPC_DEBUG){ XMLRPC_debug('XMLRPC_error', "

Sent the following error response:

\n\n" . XMLRPC_show($return, 'print_r', true)); } echo $return; } function XMLRPC_convert_timestamp_to_iso8601($timestamp){ #takes a unix timestamp and converts it to iso8601 required by XMLRPC #an example iso8601 datetime is "20010822T03:14:33" return date("Ymd\TH:i:s", $timestamp); } function XMLRPC_convert_iso8601_to_timestamp($iso8601){ return strtotime($iso8601); } function count_numeric_items(&$array){ return is_array($array) ? count(array_filter(array_keys($array), 'is_numeric')) : 0; } function XMLRPC_debug($function_name, $debug_message){ $GLOBALS['XMLRPC_DEBUG_INFO'][] = array($function_name, $debug_message); } function XMLRPC_debug_print(){ if($GLOBALS['XMLRPC_DEBUG_INFO']){ echo "\n"; foreach($GLOBALS['XMLRPC_DEBUG_INFO'] as $debug){ echo "\n"; } echo "
$debug[0]$debug[1]
\n"; unset($GLOBALS['XMLRPC_DEBUG_INFO']); }else{ echo "

No debugging information available yet.

"; } } function XMLRPC_show($data, $func = "print_r", $return_str = false){ ob_start(); $func($data); $output = ob_get_contents(); ob_end_clean(); if($return_str){ return "
" . htmlspecialchars($output) . "
\n"; }else{ echo "
", htmlspecialchars($output), "
\n"; } } ?>