diff options
Diffstat (limited to 'system/libraries/Xmlrpc.php')
-rw-r--r-- | system/libraries/Xmlrpc.php | 935 |
1 files changed, 546 insertions, 389 deletions
diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php index 32e2e523b..6f3542333 100644 --- a/system/libraries/Xmlrpc.php +++ b/system/libraries/Xmlrpc.php @@ -25,14 +25,6 @@ * @filesource */ -if ( ! function_exists('xml_parser_create')) -{ - show_error('Your PHP installation does not support XML'); -} - - -// ------------------------------------------------------------------------ - /** * XML-RPC request handler class * @@ -42,6 +34,14 @@ if ( ! function_exists('xml_parser_create')) * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ + +if ( ! function_exists('xml_parser_create')) +{ + show_error('Your PHP installation does not support XML'); +} + +// ------------------------------------------------------------------------ + class CI_Xmlrpc { public $debug = FALSE; // Debugging on or off @@ -77,13 +77,17 @@ class CI_Xmlrpc { public $xss_clean = TRUE; - //------------------------------------- - // VALUES THAT MULTIPLE CLASSES NEED - //------------------------------------- + /** + * Constructor + * + * Initializes property default values + * + * @param array + * @return void + */ public function __construct($config = array()) { - $this->xmlrpcName = $this->xmlrpcName; $this->xmlrpc_backslash = chr(92).chr(92); // Types for info sent back and forth @@ -100,24 +104,24 @@ class CI_Xmlrpc { ); // Array of Valid Parents for Various XML-RPC elements - $this->valid_parents = array('BOOLEAN' => array('VALUE'), - 'I4' => array('VALUE'), - 'INT' => array('VALUE'), - 'STRING' => array('VALUE'), - 'DOUBLE' => array('VALUE'), - 'DATETIME.ISO8601' => array('VALUE'), - 'BASE64' => array('VALUE'), - 'ARRAY' => array('VALUE'), - 'STRUCT' => array('VALUE'), - 'PARAM' => array('PARAMS'), - 'METHODNAME' => array('METHODCALL'), - 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'), - 'MEMBER' => array('STRUCT'), - 'NAME' => array('MEMBER'), - 'DATA' => array('ARRAY'), - 'FAULT' => array('METHODRESPONSE'), - 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT') - ); + $this->valid_parents = array('BOOLEAN' => array('VALUE'), + 'I4' => array('VALUE'), + 'INT' => array('VALUE'), + 'STRING' => array('VALUE'), + 'DOUBLE' => array('VALUE'), + 'DATETIME.ISO8601' => array('VALUE'), + 'BASE64' => array('VALUE'), + 'ARRAY' => array('VALUE'), + 'STRUCT' => array('VALUE'), + 'PARAM' => array('PARAMS'), + 'METHODNAME' => array('METHODCALL'), + 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'), + 'MEMBER' => array('STRUCT'), + 'NAME' => array('MEMBER'), + 'DATA' => array('ARRAY'), + 'FAULT' => array('METHODRESPONSE'), + 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT') + ); // XML-RPC Responses @@ -136,14 +140,17 @@ class CI_Xmlrpc { $this->initialize($config); - log_message('debug', "XML-RPC Class Initialized"); + log_message('debug', 'XML-RPC Class Initialized'); } + // -------------------------------------------------------------------- - //------------------------------------- - // Initialize Prefs - //------------------------------------- - + /** + * Initialize + * + * @param array + * @return void + */ public function initialize($config = array()) { if (count($config) > 0) @@ -157,36 +164,43 @@ class CI_Xmlrpc { } } } - // END - //------------------------------------- - // Take URL and parse it - //------------------------------------- + // -------------------------------------------------------------------- - public function server($url, $port=80) + /** + * Parse server URL + * + * @param string url + * @param int port + * @return void + */ + public function server($url, $port = 80) { if (strpos($url, 'http') !== 0) { - $url = "http://".$url; + $url = 'http://'.$url; } $parts = parse_url($url); - $path = ( ! isset($parts['path'])) ? '/' : $parts['path']; + $path = isset($parts['path']) ? $parts['path'] : '/'; - if (isset($parts['query']) && $parts['query'] != '') + if ( ! empty($parts['query'])) { $path .= '?'.$parts['query']; } $this->client = new XML_RPC_Client($path, $parts['host'], $port); } - // END - //------------------------------------- - // Set Timeout - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Set Timeout + * + * @param int seconds + * @return void + */ public function timeout($seconds = 5) { if ( ! is_null($this->client) && is_int($seconds)) @@ -194,27 +208,34 @@ class CI_Xmlrpc { $this->client->timeout = $seconds; } } - // END - //------------------------------------- - // Set Methods - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Set Methods + * + * @param string method name + * @return void + */ public function method($function) { $this->method = $function; } - // END - //------------------------------------- - // Take Array of Data and Create Objects - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Take Array of Data and Create Objects + * + * @param array + * @return void + */ public function request($incoming) { if ( ! is_array($incoming)) { // Send Error + return; } $this->data = array(); @@ -224,33 +245,39 @@ class CI_Xmlrpc { $this->data[$key] = $this->values_parsing($value); } } - // END - - //------------------------------------- - // Set Debug - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Set Debug + * + * @param bool + * @return void + */ public function set_debug($flag = TRUE) { - $this->debug = ($flag == TRUE); + $this->debug = ($flag === TRUE); } - //------------------------------------- - // Values Parsing - //------------------------------------- + // -------------------------------------------------------------------- - public function values_parsing($value, $return = FALSE) + /** + * Values Parsing + * + * @param mixed + * @return object + */ + public function values_parsing($value) { if (is_array($value) && array_key_exists(0, $value)) { - if ( ! isset($value[1]) OR ( ! isset($this->xmlrpcTypes[$value[1]]))) + if ( ! isset($value[1], $this->xmlrpcTypes[$value[1]])) { $temp = new XML_RPC_Values($value[0], (is_array($value[0]) ? 'array' : 'string')); } else { - if (is_array($value[0]) && ($value[1] == 'struct' OR $value[1] == 'array')) + if (is_array($value[0]) && ($value[1] === 'struct' OR $value[1] === 'array')) { while (list($k) = each($value[0])) { @@ -268,16 +295,17 @@ class CI_Xmlrpc { return $temp; } - // END - - //------------------------------------- - // Sends XML-RPC Request - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Sends XML-RPC Request + * + * @return bool + */ public function send_request() { - $this->message = new XML_RPC_Message($this->method,$this->data); + $this->message = new XML_RPC_Message($this->method, $this->data); $this->message->debug = $this->debug; if ( ! $this->result = $this->client->send($this->message) OR ! is_object($this->result->val)) @@ -289,55 +317,62 @@ class CI_Xmlrpc { $this->response = $this->result->decode(); return TRUE; } - // END - //------------------------------------- - // Returns Error - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Returns Error + * + * @return string + */ public function display_error() { return $this->error; } - // END - //------------------------------------- - // Returns Remote Server Response - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Returns Remote Server Response + * + * @return string + */ public function display_response() { return $this->response; } - // END - //------------------------------------- - // Sends an Error Message for Server Request - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Sends an Error Message for Server Request + * + * @param int + * @param string + * @return object + */ public function send_error_message($number, $message) { return new XML_RPC_Response(0, $number, $message); } - // END + // -------------------------------------------------------------------- - //------------------------------------- - // Send Response for Server Request - //------------------------------------- - + /** + * Send Response for Server Request + * + * @param array + * @return object + */ public function send_response($response) { // $response should be array of values, which will be parsed // based on their data and type into a valid group of XML-RPC values return new XML_RPC_Response($this->values_parsing($response)); } - // END } // END XML_RPC Class - - /** * XML-RPC Client class * @@ -355,7 +390,15 @@ class XML_RPC_Client extends CI_Xmlrpc public $timeout = 5; public $no_multicall = FALSE; - public function __construct($path, $server, $port=80) + /** + * Constructor + * + * @param string + * @param object + * @param int + * @return void + */ + public function __construct($path, $server, $port = 80) { parent::__construct(); @@ -364,27 +407,41 @@ class XML_RPC_Client extends CI_Xmlrpc $this->path = $path; } + // -------------------------------------------------------------------- + + /** + * Send message + * + * @param mixed + * @return object + */ public function send($msg) { if (is_array($msg)) { // Multi-call disabled - $r = new XML_RPC_Response(0, $this->xmlrpcerr['multicall_recursion'],$this->xmlrpcstr['multicall_recursion']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['multicall_recursion'], $this->xmlrpcstr['multicall_recursion']); } return $this->sendPayload($msg); } + // -------------------------------------------------------------------- + + /** + * Send payload + * + * @param object + * @return object + */ public function sendPayload($msg) { - $fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstr, $this->timeout); + $fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstring, $this->timeout); if ( ! is_resource($fp)) { error_log($this->xmlrpcstr['http_error']); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'],$this->xmlrpcstr['http_error']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']); } if (empty($msg->payload)) @@ -394,27 +451,25 @@ class XML_RPC_Client extends CI_Xmlrpc } $r = "\r\n"; - $op = "POST {$this->path} HTTP/1.0$r" - . "Host: {$this->server}$r" - . "Content-Type: text/xml$r" - . "User-Agent: {$this->xmlrpcName}$r" - . "Content-Length: ".strlen($msg->payload)."$r$r" - . $msg->payload; - - - if ( ! fputs($fp, $op, strlen($op))) + $op = 'POST '.$this->path.' HTTP/1.0'.$r + .'Host: '.$this->server.$r + .'Content-Type: text/xml'.$r + .'User-Agent: '.$this->xmlrpcName.$r + .'Content-Length: '.strlen($msg->payload).$r.$r + .$msg->payload; + + if ( ! fwrite($fp, $op, strlen($op))) { error_log($this->xmlrpcstr['http_error']); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']); } + $resp = $msg->parseResponse($fp); fclose($fp); return $resp; } -} -// end class XML_RPC_Client +} // END XML_RPC_Client Class /** * XML-RPC Response class @@ -425,31 +480,34 @@ class XML_RPC_Client extends CI_Xmlrpc */ class XML_RPC_Response { - public $val = 0; - public $errno = 0; - public $errstr = ''; - public $headers = array(); - public $xss_clean = TRUE; - + public $val = 0; + public $errno = 0; + public $errstr = ''; + public $headers = array(); + public $xss_clean = TRUE; + + /** + * Constructor + * + * @param mixed + * @param int + * @param string + * @return void + */ public function __construct($val, $code = 0, $fstr = '') { - if ($code != 0) + if ($code !== 0) { // error $this->errno = $code; - if ( ! is_php('5.4')) - { - $this->errstr = htmlspecialchars($fstr, ENT_NOQUOTES, 'UTF-8'); - } - else - { - $this->errstr = htmlspecialchars($fstr, ENT_XML1 | ENT_NOQUOTES, 'UTF-8'); - } + $this->errstr = htmlspecialchars($fstr, + (is_php('5.4') ? ENT_XML1 | ENT_NOQUOTES : ENT_NOQUOTES), + 'UTF-8'); } - else if ( ! is_object($val)) + elseif ( ! is_object($val)) { // programmer error, not an object - error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to XML_RPC_Response. Defaulting to empty value."); + error_log("Invalid type '".gettype($val)."' (value: ".$val.') passed to XML_RPC_Response. Defaulting to empty value.'); $this->val = new XML_RPC_Values(); } else @@ -458,43 +516,79 @@ class XML_RPC_Response } } + // -------------------------------------------------------------------- + + /** + * Fault code + * + * @return int + */ public function faultCode() { return $this->errno; } + // -------------------------------------------------------------------- + + /** + * Fault string + * + * @return string + */ public function faultString() { return $this->errstr; } + // -------------------------------------------------------------------- + + /** + * Value + * + * @return mixed + */ public function value() { return $this->val; } + // -------------------------------------------------------------------- + + /** + * Prepare response + * + * @return string xml + */ public function prepare_response() { return "<methodResponse>\n" - . ($this->errno - ? '<fault> + .($this->errno + ? '<fault> <value> <struct> <member> <name>faultCode</name> - <value><int>' . $this->errno . '</int></value> + <value><int>'.$this->errno.'</int></value> </member> <member> <name>faultString</name> - <value><string>' . $this->errstr . '</string></value> + <value><string>'.$this->errstr.'</string></value> </member> </struct> </value> </fault>' - : "<params>\n<param>\n".$this->val->serialize_class()."</param>\n</params>") - . "\n</methodResponse>"; + : "<params>\n<param>\n".$this->val->serialize_class()."</param>\n</params>") + ."\n</methodResponse>"; } + // -------------------------------------------------------------------- + + /** + * Decode + * + * @param mixed + * @return array + */ public function decode($array = FALSE) { $CI =& get_instance(); @@ -513,40 +607,40 @@ class XML_RPC_Response } } - $result = $array; + return $array; + } + + $result = $this->xmlrpc_decoder($this->val); + + if (is_array($result)) + { + $result = $this->decode($result); } else { - $result = $this->xmlrpc_decoder($this->val); - - if (is_array($result)) - { - $result = $this->decode($result); - } - else - { - $result = ($this->xss_clean) ? $CI->security->xss_clean($result) : $result; - } + $result = ($this->xss_clean) ? $CI->security->xss_clean($result) : $result; } return $result; } + // -------------------------------------------------------------------- - - //------------------------------------- - // XML-RPC Object to PHP Types - //------------------------------------- - + /** + * XML-RPC Object to PHP Types + * + * @param object + * @return array + */ public function xmlrpc_decoder($xmlrpc_val) { $kind = $xmlrpc_val->kindOf(); - if ($kind == 'scalar') + if ($kind === 'scalar') { return $xmlrpc_val->scalarval(); } - elseif ($kind == 'array') + elseif ($kind === 'array') { reset($xmlrpc_val->me); $b = current($xmlrpc_val->me); @@ -558,7 +652,7 @@ class XML_RPC_Response } return $arr; } - elseif ($kind == 'struct') + elseif ($kind === 'struct') { reset($xmlrpc_val->me['struct']); $arr = array(); @@ -571,25 +665,28 @@ class XML_RPC_Response } } + // -------------------------------------------------------------------- - //------------------------------------- - // ISO-8601 time to server or UTC time - //------------------------------------- - - public function iso8601_decode($time, $utc = 0) + /** + * ISO-8601 time to server or UTC time + * + * @param string + * @param bool + * @return int unix timestamp + */ + public function iso8601_decode($time, $utc = FALSE) { - // return a timet in the localtime, or UTC + // return a time in the localtime, or UTC $t = 0; if (preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $time, $regs)) { - $fnc = ($utc == 1) ? 'gmmktime' : 'mktime'; + $fnc = ($utc === TRUE) ? 'gmmktime' : 'mktime'; $t = $fnc($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]); } return $t; } -} -// End Response Class +} // END XML_RPC_Response Class /** * XML-RPC Message class @@ -602,10 +699,17 @@ class XML_RPC_Message extends CI_Xmlrpc { public $payload; public $method_name; - public $params = array(); - public $xh = array(); - - public function __construct($method, $pars=0) + public $params = array(); + public $xh = array(); + + /** + * Constructor + * + * @param string method name + * @param array + * @return void + */ + public function __construct($method, $pars = FALSE) { parent::__construct(); @@ -620,15 +724,18 @@ class XML_RPC_Message extends CI_Xmlrpc } } - //------------------------------------- - // Create Payload to Send - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Create Payload to Send + * + * @return void + */ public function createPayload() { - $this->payload = "<?xml version=\"1.0\"?".">\r\n<methodCall>\r\n" - . '<methodName>'.$this->method_name."</methodName>\r\n" - . "<params>\r\n"; + $this->payload = '<?xml version="1.0"?'.">\r\n<methodCall>\r\n" + .'<methodName>'.$this->method_name."</methodName>\r\n" + ."<params>\r\n"; for ($i = 0, $c = count($this->params); $i < $c; $i++) { @@ -640,10 +747,14 @@ class XML_RPC_Message extends CI_Xmlrpc $this->payload .= "</params>\r\n</methodCall>\r\n"; } - //------------------------------------- - // Parse External XML-RPC Server's Response - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Parse External XML-RPC Server's Response + * + * @param resource + * @return object + */ public function parseResponse($fp) { $data = ''; @@ -653,36 +764,24 @@ class XML_RPC_Message extends CI_Xmlrpc $data .= $datum; } - //------------------------------------- - // DISPLAY HTTP CONTENT for DEBUGGING - //------------------------------------- - + // Display HTTP content for debugging if ($this->debug === TRUE) { echo "<pre>---DATA---\n".htmlspecialchars($data)."\n---END DATA---\n\n</pre>"; } - //------------------------------------- - // Check for data - //------------------------------------- - + // Check for data if ($data === '') { error_log($this->xmlrpcstr['no_data']); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['no_data'], $this->xmlrpcstr['no_data']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['no_data'], $this->xmlrpcstr['no_data']); } - - //------------------------------------- - // Check for HTTP 200 Response - //------------------------------------- - + // Check for HTTP 200 Response if (strncmp($data, 'HTTP', 4) === 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data)) { - $errstr= substr($data, 0, strpos($data, "\n")-1); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']. ' (' . $errstr . ')'); - return $r; + $errstr = substr($data, 0, strpos($data, "\n")-1); + return new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error'].' ('.$errstr.')'); } //------------------------------------- @@ -692,25 +791,21 @@ class XML_RPC_Message extends CI_Xmlrpc $parser = xml_parser_create($this->xmlrpc_defencoding); $this->xh[$parser] = array( - 'isf' => 0, - 'ac' => '', - 'headers' => array(), - 'stack' => array(), - 'valuestack' => array(), - 'isf_reason' => 0 + 'isf' => 0, + 'ac' => '', + 'headers' => array(), + 'stack' => array(), + 'valuestack' => array(), + 'isf_reason' => 0 ); xml_set_object($parser, $this); - xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); + xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, TRUE); xml_set_element_handler($parser, 'open_tag', 'closing_tag'); xml_set_character_data_handler($parser, 'character_data'); //xml_set_default_handler($parser, 'default_handler'); - - //------------------------------------- - // GET HEADERS - //------------------------------------- - + // Get headers $lines = explode("\r\n", $data); while (($line = array_shift($lines))) { @@ -722,16 +817,12 @@ class XML_RPC_Message extends CI_Xmlrpc } $data = implode("\r\n", $lines); - - //------------------------------------- - // PARSE XML DATA - //------------------------------------- - + // Parse XML data if ( ! xml_parse($parser, $data, count($data))) { $errstr = sprintf('XML error: %s at line %d', - xml_error_string(xml_get_error_code($parser)), - xml_get_current_line_number($parser)); + xml_error_string(xml_get_error_code($parser)), + xml_get_current_line_number($parser)); //error_log($errstr); $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return']); xml_parser_free($parser); @@ -739,10 +830,7 @@ class XML_RPC_Message extends CI_Xmlrpc } xml_parser_free($parser); - // --------------------------------------- - // Got Ourselves Some Badness, It Seems - // --------------------------------------- - + // Got ourselves some badness, it seems if ($this->xh[$parser]['isf'] > 1) { if ($this->debug === TRUE) @@ -750,29 +838,24 @@ class XML_RPC_Message extends CI_Xmlrpc echo "---Invalid Return---\n".$this->xh[$parser]['isf_reason']."---Invalid Return---\n\n"; } - $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'],$this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); } elseif ( ! is_object($this->xh[$parser]['value'])) { - $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'],$this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); - return $r; + return new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); } - //------------------------------------- - // DISPLAY XML CONTENT for DEBUGGING - //------------------------------------- - + // Display XML content for debugging if ($this->debug === TRUE) { - echo "<pre>"; + echo '<pre>'; if (count($this->xh[$parser]['headers'] > 0)) { echo "---HEADERS---\n"; foreach ($this->xh[$parser]['headers'] as $header) { - echo "$header\n"; + echo $header."\n"; } echo "---END HEADERS---\n\n"; } @@ -782,10 +865,7 @@ class XML_RPC_Message extends CI_Xmlrpc echo "\n---END PARSED---</pre>"; } - //------------------------------------- - // SEND RESPONSE - //------------------------------------- - + // Send response $v = $this->xh[$parser]['value']; if ($this->xh[$parser]['isf']) { @@ -793,7 +873,7 @@ class XML_RPC_Message extends CI_Xmlrpc $errstr_v = $v->me['struct']['faultString']; $errno = $errno_v->scalarval(); - if ($errno == 0) + if ($errno === 0) { // FAULT returned, errno needs to reflect that $errno = -1; @@ -810,6 +890,8 @@ class XML_RPC_Message extends CI_Xmlrpc return $r; } + // -------------------------------------------------------------------- + // ------------------------------------ // Begin Return Message Parsing section // ------------------------------------ @@ -824,63 +906,61 @@ class XML_RPC_Message extends CI_Xmlrpc // stack - array with parent tree of the xml element, // used to validate the nesting of elements - //------------------------------------- - // Start Element Handler - //------------------------------------- + // -------------------------------------------------------------------- - public function open_tag($the_parser, $name, $attrs) + /** + * Start Element Handler + * + * @param string + * @param string + * @return void + */ + public function open_tag($the_parser, $name) { // If invalid nesting, then return if ($this->xh[$the_parser]['isf'] > 1) return; // Evaluate and check for correct nesting of XML elements - - if (count($this->xh[$the_parser]['stack']) == 0) + if (count($this->xh[$the_parser]['stack']) === 0) { - if ($name != 'METHODRESPONSE' && $name != 'METHODCALL') + if ($name !== 'METHODRESPONSE' && $name !== 'METHODCALL') { $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = 'Top level XML-RPC element is missing'; return; } } - else + // not top level element: see if parent is OK + elseif ( ! in_array($this->xh[$the_parser]['stack'][0], $this->valid_parents[$name], TRUE)) { - // not top level element: see if parent is OK - if ( ! in_array($this->xh[$the_parser]['stack'][0], $this->valid_parents[$name], TRUE)) - { - $this->xh[$the_parser]['isf'] = 2; - $this->xh[$the_parser]['isf_reason'] = "XML-RPC element $name cannot be child of ".$this->xh[$the_parser]['stack'][0]; - return; - } + $this->xh[$the_parser]['isf'] = 2; + $this->xh[$the_parser]['isf_reason'] = 'XML-RPC element $name cannot be child of '.$this->xh[$the_parser]['stack'][0]; + return; } - switch($name) + switch ($name) { case 'STRUCT': case 'ARRAY': // Creates array for child elements - - $cur_val = array('value' => array(), - 'type' => $name); - + $cur_val = array('value' => array(), 'type' => $name); array_unshift($this->xh[$the_parser]['valuestack'], $cur_val); - break; + break; case 'METHODNAME': case 'NAME': $this->xh[$the_parser]['ac'] = ''; - break; + break; case 'FAULT': $this->xh[$the_parser]['isf'] = 1; - break; + break; case 'PARAM': $this->xh[$the_parser]['value'] = NULL; - break; + break; case 'VALUE': $this->xh[$the_parser]['vt'] = 'value'; $this->xh[$the_parser]['ac'] = ''; $this->xh[$the_parser]['lv'] = 1; - break; + break; case 'I4': case 'INT': case 'STRING': @@ -888,70 +968,74 @@ class XML_RPC_Message extends CI_Xmlrpc case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': - if ($this->xh[$the_parser]['vt'] != 'value') + if ($this->xh[$the_parser]['vt'] !== 'value') { //two data elements inside a value: an error occurred! $this->xh[$the_parser]['isf'] = 2; - $this->xh[$the_parser]['isf_reason'] = "'Twas a $name element following a ".$this->xh[$the_parser]['vt']." element inside a single value"; + $this->xh[$the_parser]['isf_reason'] = "'Twas a ".$name.' element following a ' + .$this->xh[$the_parser]['vt'].' element inside a single value'; return; } $this->xh[$the_parser]['ac'] = ''; - break; + break; case 'MEMBER': // Set name of <member> to nothing to prevent errors later if no <name> is found $this->xh[$the_parser]['valuestack'][0]['name'] = ''; // Set NULL value to check to see if value passed for this param/member $this->xh[$the_parser]['value'] = NULL; - break; + break; case 'DATA': case 'METHODCALL': case 'METHODRESPONSE': case 'PARAMS': // valid elements that add little to processing - break; + break; default: /// An Invalid Element is Found, so we have trouble $this->xh[$the_parser]['isf'] = 2; - $this->xh[$the_parser]['isf_reason'] = "Invalid XML-RPC element found: $name"; - break; + $this->xh[$the_parser]['isf_reason'] = 'Invalid XML-RPC element found: '.$name; + break; } // Add current element name to stack, to allow validation of nesting array_unshift($this->xh[$the_parser]['stack'], $name); - if ($name != 'VALUE') $this->xh[$the_parser]['lv'] = 0; + $name === 'VALUE' OR $this->xh[$the_parser]['lv'] = 0; } - // END - - //------------------------------------- - // End Element Handler - //------------------------------------- + // -------------------------------------------------------------------- + /** + * End Element Handler + * + * @param string + * @param string + * @return void + */ public function closing_tag($the_parser, $name) { if ($this->xh[$the_parser]['isf'] > 1) return; // Remove current element from stack and set variable // NOTE: If the XML validates, then we do not have to worry about - // the opening and closing of elements. Nesting is checked on the opening + // the opening and closing of elements. Nesting is checked on the opening // tag so we be safe there as well. $curr_elem = array_shift($this->xh[$the_parser]['stack']); - switch($name) + switch ($name) { case 'STRUCT': case 'ARRAY': $cur_val = array_shift($this->xh[$the_parser]['valuestack']); - $this->xh[$the_parser]['value'] = ( ! isset($cur_val['values'])) ? array() : $cur_val['values']; + $this->xh[$the_parser]['value'] = isset($cur_val['values']) ? $cur_val['values'] : array(); $this->xh[$the_parser]['vt'] = strtolower($name); - break; + break; case 'NAME': $this->xh[$the_parser]['valuestack'][0]['name'] = $this->xh[$the_parser]['ac']; - break; + break; case 'BOOLEAN': case 'I4': case 'INT': @@ -961,60 +1045,43 @@ class XML_RPC_Message extends CI_Xmlrpc case 'BASE64': $this->xh[$the_parser]['vt'] = strtolower($name); - if ($name == 'STRING') + if ($name === 'STRING') { $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } - elseif ($name=='DATETIME.ISO8601') + elseif ($name === 'DATETIME.ISO8601') { $this->xh[$the_parser]['vt'] = $this->xmlrpcDateTime; $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } - elseif ($name=='BASE64') + elseif ($name === 'BASE64') { $this->xh[$the_parser]['value'] = base64_decode($this->xh[$the_parser]['ac']); } - elseif ($name=='BOOLEAN') + elseif ($name === 'BOOLEAN') { // Translated BOOLEAN values to TRUE AND FALSE - if ($this->xh[$the_parser]['ac'] == '1') - { - $this->xh[$the_parser]['value'] = TRUE; - } - else - { - $this->xh[$the_parser]['value'] = FALSE; - } + $this->xh[$the_parser]['value'] = (bool) $this->xh[$the_parser]['ac']; } elseif ($name=='DOUBLE') { // we have a DOUBLE // we must check that only 0123456789-.<space> are characters here - if ( ! preg_match('/^[+-]?[eE0-9\t \.]+$/', $this->xh[$the_parser]['ac'])) - { - $this->xh[$the_parser]['value'] = 'ERROR_NON_NUMERIC_FOUND'; - } - else - { - $this->xh[$the_parser]['value'] = (double)$this->xh[$the_parser]['ac']; - } + $this->xh[$the_parser]['value'] = preg_match('/^[+-]?[eE0-9\t \.]+$/', $this->xh[$the_parser]['ac']) + ? (float) $this->xh[$the_parser]['ac'] + : 'ERROR_NON_NUMERIC_FOUND'; } else { // we have an I4/INT // we must check that only 0123456789-<space> are characters here - if ( ! preg_match('/^[+-]?[0-9\t ]+$/', $this->xh[$the_parser]['ac'])) - { - $this->xh[$the_parser]['value'] = 'ERROR_NON_NUMERIC_FOUND'; - } - else - { - $this->xh[$the_parser]['value'] = (int)$this->xh[$the_parser]['ac']; - } + $this->xh[$the_parser]['value'] = preg_match('/^[+-]?[0-9\t ]+$/', $this->xh[$the_parser]['ac']) + ? (int) $this->xh[$the_parser]['ac'] + : 'ERROR_NON_NUMERIC_FOUND'; } $this->xh[$the_parser]['ac'] = ''; $this->xh[$the_parser]['lv'] = 3; // indicate we've found a value - break; + break; case 'VALUE': // This if() detects if no scalar was inside <VALUE></VALUE> if ($this->xh[$the_parser]['vt']=='value') @@ -1026,7 +1093,7 @@ class XML_RPC_Message extends CI_Xmlrpc // build the XML-RPC value out of the data received, and substitute it $temp = new XML_RPC_Values($this->xh[$the_parser]['value'], $this->xh[$the_parser]['vt']); - if (count($this->xh[$the_parser]['valuestack']) && $this->xh[$the_parser]['valuestack'][0]['type'] == 'ARRAY') + if (count($this->xh[$the_parser]['valuestack']) && $this->xh[$the_parser]['valuestack'][0]['type'] === 'ARRAY') { // Array $this->xh[$the_parser]['valuestack'][0]['values'][] = $temp; @@ -1036,57 +1103,62 @@ class XML_RPC_Message extends CI_Xmlrpc // Struct $this->xh[$the_parser]['value'] = $temp; } - break; + break; case 'MEMBER': - $this->xh[$the_parser]['ac']=''; + $this->xh[$the_parser]['ac'] = ''; // If value add to array in the stack for the last element built if ($this->xh[$the_parser]['value']) { $this->xh[$the_parser]['valuestack'][0]['values'][$this->xh[$the_parser]['valuestack'][0]['name']] = $this->xh[$the_parser]['value']; } - break; + break; case 'DATA': - $this->xh[$the_parser]['ac']=''; - break; + $this->xh[$the_parser]['ac'] = ''; + break; case 'PARAM': if ($this->xh[$the_parser]['value']) { $this->xh[$the_parser]['params'][] = $this->xh[$the_parser]['value']; } - break; + break; case 'METHODNAME': $this->xh[$the_parser]['method'] = ltrim($this->xh[$the_parser]['ac']); - break; + break; case 'PARAMS': case 'FAULT': case 'METHODCALL': case 'METHORESPONSE': // We're all good kids with nuthin' to do - break; + break; default: - // End of an Invalid Element. Taken care of during the opening tag though - break; + // End of an Invalid Element. Taken care of during the opening tag though + break; } } - //------------------------------------- - // Parses Character Data - //------------------------------------- + // -------------------------------------------------------------------- + /** + * Parse character data + * + * @param string + * @param string + * @return void + */ public function character_data($the_parser, $data) { if ($this->xh[$the_parser]['isf'] > 1) return; // XML Fault found already // If a value has not been found - if ($this->xh[$the_parser]['lv'] != 3) + if ($this->xh[$the_parser]['lv'] !== 3) { - if ($this->xh[$the_parser]['lv'] == 1) + if ($this->xh[$the_parser]['lv'] === 1) { $this->xh[$the_parser]['lv'] = 2; // Found a value } - if ( ! @isset($this->xh[$the_parser]['ac'])) + if ( ! isset($this->xh[$the_parser]['ac'])) { $this->xh[$the_parser]['ac'] = ''; } @@ -1095,12 +1167,27 @@ class XML_RPC_Message extends CI_Xmlrpc } } + // -------------------------------------------------------------------- + /** + * Add parameter + * + * @param mixed + * @return void + */ public function addParam($par) { $this->params[] = $par; } + // -------------------------------------------------------------------- + + /** + * Output parameters + * + * @param array + * @return array + */ public function output_parameters($array = FALSE) { $CI =& get_instance(); @@ -1117,57 +1204,62 @@ class XML_RPC_Message extends CI_Xmlrpc { // 'bits' is for the MetaWeblog API image bits // @todo - this needs to be made more general purpose - $array[$key] = ($key == 'bits' OR $this->xss_clean == FALSE) ? $array[$key] : $CI->security->xss_clean($array[$key]); + $array[$key] = ($key === 'bits' OR $this->xss_clean === FALSE) ? $array[$key] : $CI->security->xss_clean($array[$key]); } } - $parameters = $array; + return $array; } - else + + $parameters = array(); + + for ($i = 0, $c = count($this->params); $i < $c; $i++) { - $parameters = array(); + $a_param = $this->decode_message($this->params[$i]); - for ($i = 0, $c = count($this->params); $i < $c; $i++) + if (is_array($a_param)) { - $a_param = $this->decode_message($this->params[$i]); - - if (is_array($a_param)) - { - $parameters[] = $this->output_parameters($a_param); - } - else - { - $parameters[] = ($this->xss_clean) ? $CI->security->xss_clean($a_param) : $a_param; - } + $parameters[] = $this->output_parameters($a_param); + } + else + { + $parameters[] = ($this->xss_clean) ? $CI->security->xss_clean($a_param) : $a_param; } } return $parameters; } + // -------------------------------------------------------------------- + /** + * Decode message + * + * @param object + * @return mixed + */ public function decode_message($param) { $kind = $param->kindOf(); - if ($kind == 'scalar') + if ($kind === 'scalar') { return $param->scalarval(); } - elseif ($kind == 'array') + elseif ($kind === 'array') { reset($param->me); $b = current($param->me); $arr = array(); - for($i = 0, $c = count($b); $i < $c; $i++) + for ($i = 0, $c = count($b); $i < $c; $i++) { $arr[] = $this->decode_message($param->me['array'][$i]); } return $arr; } - elseif ($kind == 'struct') + elseif ($kind === 'struct') { reset($param->me['struct']); $arr = array(); @@ -1181,8 +1273,7 @@ class XML_RPC_Message extends CI_Xmlrpc } } -} -// End XML_RPC_Messages class +} // END XML_RPC_Message Class /** * XML-RPC Values class @@ -1196,51 +1287,67 @@ class XML_RPC_Values extends CI_Xmlrpc public $me = array(); public $mytype = 0; + /** + * Constructor + * + * @param mixed + * @param string + * @return void + */ public function __construct($val = -1, $type = '') { parent::__construct(); - if ($val != -1 OR $type != '') + if ($val !== -1 OR $type !== '') { - $type = $type == '' ? 'string' : $type; + $type = $type === '' ? 'string' : $type; - if ($this->xmlrpcTypes[$type] == 1) + if ($this->xmlrpcTypes[$type] === 1) { $this->addScalar($val,$type); } - elseif ($this->xmlrpcTypes[$type] == 2) + elseif ($this->xmlrpcTypes[$type] === 2) { $this->addArray($val); } - elseif ($this->xmlrpcTypes[$type] == 3) + elseif ($this->xmlrpcTypes[$type] === 3) { $this->addStruct($val); } } } + // -------------------------------------------------------------------- + + /** + * Add scalar value + * + * @param scalar + * @param string + * @return int + */ public function addScalar($val, $type = 'string') { $typeof = $this->xmlrpcTypes[$type]; - if ($this->mytype==1) + if ($this->mytype === 1) { echo '<strong>XML_RPC_Values</strong>: scalar can have only one value<br />'; return 0; } - if ($typeof != 1) + if ($typeof !== 1) { echo '<strong>XML_RPC_Values</strong>: not a scalar type (${typeof})<br />'; return 0; } - if ($type == $this->xmlrpcBoolean) + if ($type === $this->xmlrpcBoolean) { - $val = (strcasecmp($val,'true') === 0 OR $val == 1 OR ($val == true && strcasecmp($val, 'false'))) ? 1 : 0; + $val = (int) (strcasecmp($val,'true') === 0 OR $val === 1 OR ($val === TRUE && strcasecmp($val, 'false'))); } - if ($this->mytype == 2) + if ($this->mytype === 2) { // adding to an array here $ar = $this->me['array']; @@ -1253,12 +1360,21 @@ class XML_RPC_Values extends CI_Xmlrpc $this->me[$type] = $val; $this->mytype = $typeof; } + return 1; } + // -------------------------------------------------------------------- + + /** + * Add array value + * + * @param array + * @return int + */ public function addArray($vals) { - if ($this->mytype != 0) + if ($this->mytype !== 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; @@ -1269,9 +1385,17 @@ class XML_RPC_Values extends CI_Xmlrpc return 1; } + // -------------------------------------------------------------------- + + /** + * Add struct value + * + * @param object + * @return int + */ public function addStruct($vals) { - if ($this->mytype != 0) + if ($this->mytype !== 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; @@ -1281,29 +1405,37 @@ class XML_RPC_Values extends CI_Xmlrpc return 1; } + // -------------------------------------------------------------------- + + /** + * Get value type + * + * @return string + */ public function kindOf() { - switch($this->mytype) + switch ($this->mytype) { - case 3: - return 'struct'; - break; - case 2: - return 'array'; - break; - case 1: - return 'scalar'; - break; - default: - return 'undef'; + case 3: return 'struct'; + case 2: return 'array'; + case 1: return 'scalar'; + default: return 'undef'; } } + // -------------------------------------------------------------------- + + /** + * Serialize data + * + * @param string + * @param mixed + */ public function serializedata($typ, $val) { $rs = ''; - switch($this->xmlrpcTypes[$typ]) + switch ($this->xmlrpcTypes[$typ]) { case 3: // struct @@ -1314,11 +1446,11 @@ class XML_RPC_Values extends CI_Xmlrpc $rs .= "<member>\n<name>{$key2}</name>\n".$this->serializeval($val2)."</member>\n"; } $rs .= '</struct>'; - break; + break; case 2: // array $rs .= "<array>\n<data>\n"; - for($i = 0, $c = count($val); $i < $c; $i++) + for ($i = 0, $c = count($val); $i < $c; $i++) { $rs .= $this->serializeval($val[$i]); } @@ -1329,29 +1461,45 @@ class XML_RPC_Values extends CI_Xmlrpc switch ($typ) { case $this->xmlrpcBase64: - $rs .= "<{$typ}>" . base64_encode((string)$val) . "</{$typ}>\n"; - break; + $rs .= '<'.$typ.'>'.base64_encode( (string) $val).'</'.$typ.">\n"; + break; case $this->xmlrpcBoolean: - $rs .= "<{$typ}>" . ((bool)$val ? '1' : '0') . "</{$typ}>\n"; - break; + $rs .= '<'.$typ.'>'.( (bool) $val ? '1' : '0').'</'.$typ.">\n"; + break; case $this->xmlrpcString: - $rs .= "<{$typ}>" . htmlspecialchars((string)$val). "</{$typ}>\n"; - break; + $rs .= '<'.$typ.'>'.htmlspecialchars( (string) $val).'</'.$typ.">\n"; + break; default: - $rs .= "<{$typ}>{$val}</{$typ}>\n"; - break; + $rs .= '<'.$typ.'>'.$val.'</'.$typ.">\n"; + break; } default: - break; + break; } + return $rs; } + // -------------------------------------------------------------------- + + /** + * Serialize class + * + * @return string + */ public function serialize_class() { return $this->serializeval($this); } + // -------------------------------------------------------------------- + + /** + * Serialize value + * + * @param object + * @return string + */ public function serializeval($o) { $ar = $o->me; @@ -1361,26 +1509,35 @@ class XML_RPC_Values extends CI_Xmlrpc return "<value>\n".$this->serializedata($typ, $val)."</value>\n"; } + // -------------------------------------------------------------------- + + /** + * Scalar value + * + * @return mixed + */ public function scalarval() { reset($this->me); return current($this->me); } - - //------------------------------------- - // Encode time in ISO-8601 form. - //------------------------------------- - - // Useful for sending time in XML-RPC - - public function iso8601_encode($time, $utc = 0) + // -------------------------------------------------------------------- + + /** + * Encode time in ISO-8601 form. + * Useful for sending time in XML-RPC + * + * @param int unix timestamp + * @param bool + * @return string + */ + public function iso8601_encode($time, $utc = FALSE) { return ($utc) ? strftime('%Y%m%dT%H:%i:%s', $time) : gmstrftime('%Y%m%dT%H:%i:%s', $time); } -} -// END XML_RPC_Values Class +} // END XML_RPC_Values Class /* End of file Xmlrpc.php */ -/* Location: ./system/libraries/Xmlrpc.php */ +/* Location: ./system/libraries/Xmlrpc.php */
\ No newline at end of file |