PHP封裝CURL擴展類實例

2020-03-22 17:41:01

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* @編碼規范* @html' target='_blank'>class 類名首字母大寫，類名為多個單詞, 每個大字首字母大寫 eg: class Curl , class CurlPage* @variable 變量名小寫, 變量名為多個單詞, 每個單詞小寫，使用下劃線_分割 eg: $curl_result* @function 函數名與類名規則相同 eg: function SendRequest* @params 函數形參規則與變量名相同* @class-variable 成員變量,以下劃線結尾,多個單詞使用下劃線分隔. eg: private $host_name_* @要求class Curl{* @請求的hostprivate $host_;* @curl 句柄private $ch_;* @超時限制時間const time_=5;* @請求的設置private $options_;* @保存請求頭信息private $request_header_;* @保存響應頭信息private $response_header_;* @body_ 用于保存curl請求返回的結果private $body_;* @讀取cookieprivate $cookie_file_;* @寫入cookieprivate $cookie_jar_;* @todo proxy* @構造函數，初始化CURL回話public function Start($url){$this- ch_ = curl_init($url);curl_setopt($this- ch_, CURLOPT_HEADER, 1);curl_setopt($this- ch_, CURLOPT_RETURNTRANSFER , 1 );* @返回響應頭public function ResponseHeader($url){if (!function_exists('http_parse_headers')) {function http_parse_headers ($raw_headers){$headers = array();foreach (explode("/n", $raw_headers) as $i = $h) {$h = explode(':', $h, 2);if (isset($h[1])) {if(!isset($headers[$h[0]])) {$headers[$h[0]] = trim($h[1]);} else if(is_array($headers[$h[0]])) {$tmp = array_merge($headers[$h[0]],array(trim($h[1])));$headers[$h[0]] = $tmp;} else {$tmp = array_merge(array($headers[$h[0]]),array(trim($h[1])));$headers[$h[0]] = $tmp;return $headers;$this- Start($url);curl_setopt($this- ch_, CURLOPT_TIMEOUT, Curl::time_);$this- body_=$this- Execx();$header_size = curl_getinfo($this- ch_, CURLINFO_HEADER_SIZE);$this- response_header_ = substr($this- body_, $start = 0, $offset = $header_size);$this- response_header_ = http_parse_headers($this- response_header_);print_r($this- response_header_);return $this- Close($this- body_);* @讀取cookiepublic function LoadCookie($url,$cookie_file){$this- Start($url);curl_setopt($this- ch_, CURLOPT_COOKIE, 1);curl_setopt($this- ch_, CURLOPT_COOKIEFILE , $cookie_file);$this- body_=$this- Execx();return $this- Close($this- body_);* @寫入cookiepublic function SaveCookie($url){$this- Start($url);curl_setopt($this- ch_, CURLOPT_COOKIE, 1);curl_setopt($this- ch_, CURLOPT_COOKIEFILE ,'cookie.txt');curl_setopt($this- ch_, CURLOPT_COOKIEJAR , 'cookie.txt');$this- body_=$this- Execx();return $this- Close($this- body_);* @設置HEADERpublic function SetHeader($headers = null){if (is_array($headers) && count($headers) 0) {curl_setopt($this- ch_, CURLOPT_HTTPHEADER, $headers);* @GET請求public function Get($url, array $params = array()) {if ($params) {if (strpos($url, ' ')) {$url .= "&".http_build_query($params);else {$url .= " ".http_build_query($params);$this- Start($url);curl_setopt($this- ch_, CURLOPT_TIMEOUT, Curl::time_);if (strpos($url, 'https') === 0) {curl_setopt($this- ch_, CURLOPT_SSL_VERIFYHOST, 0);curl_setopt($this- ch_, CURLOPT_SSL_VERIFYPEER, 0);$this- body_=$this- Execx();return $this- Close($this- body_);* @POST請求public function Post($url, array $params = array()) {$this- Start($url);curl_setopt($this- ch_, CURLOPT_SSL_VERIFYPEER, 0);curl_setopt($this- ch_, CURLOPT_HTTPHEADER, array("Content-Type: application/x-www-form-urlencoded"));curl_setopt($this- ch_, CURLOPT_POST, true);curl_setopt($this- ch_, CURLOPT_TIMEOUT, Curl::time_);if ($params) {curl_setopt($this- ch_, CURLOPT_POSTFIELDS, http_build_query($params));$this- body_=$this- Execx();return $this- Close($this- body_);* @tips: google http head 方法public function Head($url, array $params = array()) {$this- Start($url);curl_setopt($this- ch_, CURLOPT_TIMEOUT, Curl::time_);curl_setopt($this- ch_, CURLOPT_RETURNTRANSFER , 0);curl_setOpt($this- ch_,CURLOPT_NOBODY, true);$this- body_=$this- Execx();return $this- Close($this- body_);* @執行CURL會話public function Execx(){return curl_exec($this- ch_);* @關閉CURL句柄public function Close($body_){if ($body_ === false) {echo "CURL Error: " . curl_error($body_);return false;curl_close($this- ch_);return $body_;希望本文所述對大家的php程序設計有所幫助。PHP教程

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