php中http请求类的示例分析
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2023-06-13 13:23:01
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代码：
]> * @property * 1、timeout 超时时间，默认5秒 * 2、depth 重定向深度，默认3 * 3、name 上传文件的名字，默认file * 4、cookie 模拟登录时cookie存储在本地的文件，默认cookie.txt * @method * 1、ssl 是否设置https true:是 false:否 * 2、auth 启用验证 user:用户名 pass:密码 * 3、login 模拟登录，获取cookie * 4、cookie 使用cookie登录 * 5、header 设置请求头 data:请求头数组 * 6、proxy 设置服务器代理 url:代理服务器url port:代理服务器端口 * 7、agent 设置浏览器代理 browse:代理浏览器 默认:Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) * 8、get 模拟get请求 data:传递的数据 * 9、post 模拟post请求 data:传递的数据 * 10、json 模拟json请求 data:传递的数据 * 11、upload 模拟表单上传 files:上传的文件 array|string * 12、download 下载文件 dir:要下载的文件 格式：a/b * 13、run 执行 ret:返回的数据 * 14、info 获取执行信息 ret:返回的信息 */ class http{ public $timeout = 5; # 超时时间，默认5秒 public $depth = 3; # 重定向深度，默认3 public $name = 'file'; # 上传文件的名字，默认file public $cookie = 'cookie.txt'; # 模拟登录时cookie存储在本地的文件，默认cookie_n private $scheme = ''; private $host = ''; private $path = ''; private $query = ''; private $options = array(); private $ch; private $fp; private $progress = false; /* @desc：内部方法 设置get请求参数 @param data 请求数据 */ private function setget($data){ $scheme = $this->scheme; $host = $this->host; $path = $this->path; $query = $this->query; $sep = ($query || !empty($data))?"?":""; $qurl = $scheme.'://'.$host.$path.$sep.$query.$data; $this->options[CURLOPT_URL] = $qurl; return $this; } /* @desc：内部方法 设置post请求参数 @param data 请求数据 */ private function setpost($data){ $scheme = $this->scheme; $host = $this->host; $path = $this->path; $query = $this->query; $sep = $query?"?":""; $qurl = $scheme.'://'.$host.$path.$sep.$query; $this->options[CURLOPT_URL] = $qurl; $this->options[CURLOPT_POST] = 1; $this->options[CURLOPT_POSTFIELDS] = $data; return $this; } /* @desc：内部方法 设置最终请求参数 */ private function setopt(){ $options = $this->options; curl_setopt_array( $this->ch, $options ); return $this; } /* @desc：构造方法 设置初始请求参数 @param url 请求地址 */ public function __construct($url){ $info = parse_url($url); $this->scheme = $info['scheme']?:'http'; $this->host = $info['host']; $this->path = $info['path']; $this->query = $info['query']; $this->ch = curl_init(); $this->options[CURLOPT_CONNECTTIMEOUT] = $this->timeout; $this->options[CURLOPT_RETURNTRANSFER] = 1; $this->options[CURLOPT_FOLLOWLOCATION] = 1; $this->options[CURLINFO_HEADER_OUT] = true; $this->options[CURLOPT_ENCODING] = 'gzip'; $this->options[CURLOPT_MAXREDIRS] = $this->depth; } /* @desc：是否设置https请求 @param bool true:https请求 false:http请求 */ public function ssl($bool = false){ if($bool){ $this->scheme = 'https'; $this->options[CURLOPT_SSL_VERIFYHOST] = 1; $this->options[CURLOPT_SSL_VERIFYPEER] = false; } return $this; } /* @desc：设置验证用户名、密码 @param user 用户名 @param pass 密码 */ public function auth($user,$pass){ $this->options[CURLOPT_USERPWD] = $user.':'.$pass; return $this; } /* @desc：模拟登录 */ public function login(){ $cookie = $this->cookie; $this->options[CURLOPT_COOKIEJAR] = $cookie; $this->options[CURLOPT_RETURNTRANSFER] = 0; return $this; } /* @desc：带cookie登录 */ public function cookie(){ $cookie = $this->cookie; $this->options[CURLOPT_COOKIEFILE] = $cookie; return $this; } /* @desc：设置请求头信息 @param data 请求头 */ public function header($data){ $this->options[CURLOPT_HTTPHEADER] = $this->options[CURLOPT_HTTPHEADER]?:array(); $this->options[CURLOPT_HTTPHEADER] = array_merge($this->options[CURLOPT_HTTPHEADER],$data); return $this; } /* @desc：设置代理服务器 @param url 代理服务器url @param port 代理服务器端口 */ public function proxy($url,$port){ $info = parse_url($url); $scheme = $info['scheme']?:'http'; $host = $info['host']; $path = $info['path']; $purl = $scheme.'://'.$host.$path.':'.$port; $this->options[CURLOPT_PROXY] = $purl; return $this; } /* @desc：设置代理浏览器 @param browse 代理浏览器 */ public function agent($browse = 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko)'){ $this->options[CURLOPT_USERAGENT] = $browse; return $this; } /* @desc：模拟get请求 @param data 请求数据 */ public function get($data = array()){ $data = http_build_query($data); $this->setget($data); return $this; } /* @desc：模拟post请求 @param data 请求数据 */ public function post($data = array()){ $this->setpost($data); return $this; } /* @desc：模拟json请求 @param data 请求数据 */ public function json($data = array()){ $data = json_encode($data); $header = array( 'Content-Type: application/json', 'Content-Length:' . strlen($data) ); $this->header($header); $this->setpost($data); return $this; } /* @desc：模拟表单上传 @param files 文件路径 */ public function upload($files){ $this->progress = true; $data = array(); $name = $this->name; if(is_array($files)){ foreach($files as $k=>$v){ $data["{$name}[{$k}]"]=new \CURLFile($v); } }else{ $data["{$name}"]=new \CURLFile($files); } ob_start(); echo ">>"; ob_flush(); flush(); $last = 0; $diff = 0; $this->options[CURLOPT_PROGRESSFUNCTION] = function($source,$dfilesize,$downsize,$upsize,$ufilesize){ global $last; global $diff; if($ufilesize > 0){ $percent = round($ufilesize/$upsize*100,2); $diff += $percent - $last; if($diff > 1){ echo "#"; $diff = 0; } $last = $percent; } ob_flush(); flush(); }; $this->options[CURLOPT_NOPROGRESS] = false; $this->setpost($data); return $this; } /* @desc：下载文件 @param dir 存储文件目录 */ public function download($dir = ''){ $this->progress = true; $path = $this->path; if($dir && !is_dir($dir)){ mkdir($dir,0755,true); } $name = strrchr($path, '/'); $dsep = $dir?'/':''; ob_start(); echo ">>"; ob_flush(); flush(); $this->fp=fopen('.'.$dsep.$dir.$name, 'w'); $last = 0; $diff = 0; $this->options[CURLOPT_PROGRESSFUNCTION] = function($source,$dfilesize,$downsize,$upsize,$ufilesize){ global $last; global $diff; if($dfilesize > 0){ $percent = round($downsize/$dfilesize*100,2); $diff += $percent - $last; if($diff > 1){ echo "#"; $diff = 0; } $last = $percent; } ob_flush(); flush(); }; $this->options[CURLOPT_NOPROGRESS] = false; $this->options[CURLOPT_FILE] = $this->fp; $this->setget(''); return $this; } /* @desc：执行方法 @return ret 返回的数据 */ public function run(){ $ch = $this->ch; $this->setopt(); $ret = curl_exec($ch); curl_close($ch); if($this->progress){ if($this->fp){ fclose($this->fp); } echo "#<测试：
$http = new http('www.baidu.com'); $ret = $http->ssl(true)->get()->run(); echo $ret;输出：
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