(); $this->exec(); if ($this->follow_location && !empty($this->location)) { return $this->get(self::fixUrl($url,$this->location), $encoding); } else { return $this->processEncoding($this->result_body, $encoding); } } public function post($url, $postdata, $encoding=null) { $this->init($url); $this->setPostFields($postdata); $this->setDefaults(); $this->exec(); if ($this->follow_location && !empty($this->location)) { return $this->get(self::fixUrl($url, $this->location), $encoding); } else { return $this->processEncoding($this->result_body, $encoding); } } public function getHeaders() { return $this->result_headers; } private function init($url) { $this->current_url = $url; $this->ch = curl_init($url); $scheme = parse_url($url,PHP_URL_SCHEME); $scheme = strtolower($scheme); if ($scheme == 'https') { curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, false); curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, false); } } private function exec() { curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($this->ch, CURLOPT_HEADER, true); $this->result = curl_exec($this->ch); $this->info = curl_getinfo($this->ch); $this->processHeaders(); $this->processBody(); $this->correctEncoding(); } private function processHeaders() { $this->location = ''; $this->referer = $this->info['url']; $this->result_headers = substr($this->result,0,$this->info['header_size']); $headers = explode("\r\n",$this->result_headers); foreach ($headers as $header) { if (strpos($header,":") !== false) { list($key,$value) = explode(":",$header,2); $key = trim($key); $key = strtolower($key); switch ($key) { case 'set-cookie': $this->processSetCookie($value); break; case 'content-type': $this->processContentType($value); break; case 'location': $this->processLocation($value); break; } } } } private function processSetCookie($string) { $parts = explode(';', $string); $domain = '.'; $cookies = array(); $expires = false; foreach ($parts as $part) { if (strpos($part, '=') !== false) { list($key, $value) = explode('=', $part, 2); $key = trim($key); $value = trim($value); } else { $key = trim($part); $value = ''; } if (strtolower($key) == 'domain') { $domain = $value; } if (strtolower($key) == 'expires') { if ($time = strtotime($value)) { $expires = (boolean) time() > $time; } } if (!in_array(strtolower($key), array('domain', 'expires', 'path', 'secure', 'comment'))) { $cookies[$key] = $value; } } foreach ($cookies as $key => $value) { if ($expires) { unset($this->cookies[$domain][$key]); } else { $this->cookies[$domain][$key] = $value; } } } private function processContentType($string) { $pos = strpos($string,'charset'); if ($pos !== false) { $endpos = strpos($string,';',$pos); if ($endpos === false) { $charset = substr($string,$pos); } else { $length = $endpos - $pos; $charset = substr($string,$pos,$length); } list(,$this->encoding) = explode("=",$charset,2); } } private function processLocation($string) { $this->location = trim($string); } private function processBody() { $this->result_body = substr($this->result,$this->info['header_size']); if (is_null($this->encoding)) { if (preg_match("#]*?\bcontent=['\"]?text/html;\s*charset=([^>\s\"']+)['\"]?#is", $this->result_body, $match)) { $this->encoding = strtoupper($match[1]); } } } private function processEncoding($body,$encoding) { if ($encoding !== null && !empty($this->encoding)) { return iconv($this->encoding, $encoding.'//TRANSLIT', $body); } return $body; } private function setDefaults() { $this->encoding = null; $this->setUserAgent(); $this->setReferer(); $this->setCookies(); $this->setProxy(); $this->setTimeout(); $this->setExternalIp(); } private function setUserAgent() { if (!empty($this->user_agent)) { curl_setopt($this->ch, CURLOPT_USERAGENT, $this->user_agent); } } private function setReferer() { if (!empty($this->referer)) { curl_setopt($this->ch, CURLOPT_REFERER, $this->referer); } } private function setCookies() { if (is_array($this->cookies)) { $cookie_string = ''; $currentHost = parse_url($this->current_url, PHP_URL_HOST); foreach ($this->cookies as $cookieDomain => $cookies) { if ($currentHost{0} !== '.') { $currentHost = '.'.$currentHost; } if ($cookieDomain == '.' || preg_match('/'.preg_quote($cookieDomain, '/').'$/i', $currentHost)) { foreach ($cookies as $key => $value) { $cookie_string .= $key.'='.$value.'; '; } } } if (strlen($cookie_string) > 0) { $cookie_string = substr($cookie_string, 0, -2); curl_setopt($this->ch, CURLOPT_COOKIE, $cookie_string); } } } private function setPostFields($postdata) { curl_setopt($this->ch, CURLOPT_POST, true); curl_setopt($this->ch, CURLOPT_POSTFIELDS, http_build_query($postdata, '', '&')); } private function setProxy() { if (!empty($this->proxy)) { curl_setopt($this->ch, CURLOPT_PROXY, $this->proxy); curl_setopt($this->ch, CURLOPT_PROXYTYPE, $this->proxy_type); } } private function setTimeout() { if ($this->timeout > 0) { curl_setopt($this->ch, CURLOPT_TIMEOUT, $this->timeout); } } private function setExternalIp() { if (!is_null($this->externalIp)) { curl_setopt($this->ch, CURLOPT_INTERFACE, $this->externalIp); } } private function correctEncoding() { if (!is_null($this->encoding)) { if (preg_match('/\d{4}$/i', $this->encoding, $match)) { $this->encoding = 'WINDOWS-'.$match[0]; } $this->encoding = strtoupper($this->encoding); } else { $this->encoding = $this->default_encoding; } } final static function fixUrl($baseUrl, $url) { $baseParts = parse_url($baseUrl); if (preg_match('/^\/\//', $url)) { $url = $baseParts['scheme'].':'.$url; } $urlParts = parse_url($url); if (isset($urlParts['scheme'])) { return self::buidUrl($urlParts); } $parts = $baseParts; if (!isset($baseParts['path'])) { $baseParts['path'] = ''; } unset($parts['fragment']); if (isset($urlParts['path'])) { unset($parts['query']); if (strpos($urlParts['path'], '/') === 0) { $parts['path'] = $urlParts['path']; } else if (isset($urlParts['path']) && !empty($urlParts['path'])) { $basePath = explode('/', $baseParts['path']); array_pop($basePath); $urlPath = explode('/', $urlParts['path']); $lastSegment = count($urlPath) - 1; foreach ($urlPath as $key => $pathSegment) { if ($pathSegment == '.') { continue; } else if ($pathSegment == '..') { if (count($basePath) > 0) { array_pop($basePath); } } else if (empty($pathSegment) && $key != $lastSegment) { $basePath = array(); } else { array_push($basePath, $pathSegment); } } $basePath = implode('/', $basePath); if (strpos($basePath, '/') !== 0) { $basePath = '/'.$basePath; } $parts['path'] = $basePath; } } if (isset($urlParts['query'])) { $parts['query'] = $urlParts['query']; } if (isset($urlParts['fragment'])) { $parts['fragment'] = $urlParts['fragment']; } return self::buidUrl($parts); } final static function buidUrl($parts) { $url = (isset($parts['scheme']) ? $parts['scheme'].'://' : 'http://'). (isset($parts['user']) ? $parts['user'].(isset($parts['pass']) ? ':' . $parts['pass'] : '') .'@' : ''). (isset($parts['host']) ? $parts['host'] : ''). (isset($parts['port']) ? ':' . $parts['port'] : ''). (isset($parts['path']) ? $parts['path'] : '/'). (isset($parts['query']) ? '?' . $parts['query'] : ''). (isset($parts['fragment']) ? '#' . $parts['fragment'] : ''); return $url; } } ?>