PHP封装CURL扩展类实例

2020-03-22 17:41:01

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* @编码规范* @html' target='_blank'>class 类名首字母大写，类名为多个单词, 每个大字首字母大写 eg: class Curl , class CurlPage* @variable 变量名小写, 变量名为多个单词, 每个单词小写，使用下划线_分割 eg: $curl_result* @function 函数名与类名规则相同 eg: function SendRequest* @params 函数形参规则与变量名相同* @class-variable 成员变量,以下划线结尾,多个单词使用下划线分隔. eg: private $host_name_* @要求class Curl{* @请求的hostprivate $host_;* @curl 句柄private $ch_;* @超时限制时间const time_=5;* @请求的设置private $options_;* @保存请求头信息private $request_header_;* @保存响应头信息private $response_header_;* @body_ 用于保存curl请求返回的结果private $body_;* @读取cookieprivate $cookie_file_;* @写入cookieprivate $cookie_jar_;* @todo proxy* @构造函数，初始化CURL回话public function Start($url){$this- ch_ = curl_init($url);curl_setopt($this- ch_, CURLOPT_HEADER, 1);curl_setopt($this- ch_, CURLOPT_RETURNTRANSFER , 1 );* @返回响应头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_);* @读取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_);* @写入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_);* @设置HEADERpublic function SetHeader($headers = null){if (is_array($headers) && count($headers) 0) {curl_setopt($this- ch_, CURLOPT_HTTPHEADER, $headers);* @GET请求public function Get($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请求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_);* @执行CURL会话public function Execx(){return curl_exec($this- ch_);* @关闭CURL句柄public function Close($body_){if ($body_ === false) {echo "CURL Error: " . curl_error($body_);return false;curl_close($this- ch_);return $body_;希望本文所述对大家的php程序设计有所帮助。PHP教程

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