一个http请求类 <?php namespace xxxx; /** * Http 请求类 */ class Http { /** * 发送一个POST请求 * @param string $url 请求URL * @param array $params 请求参数 * @param array $options 扩展参数 * @return mixed|string */ public static function post($url, $params = [], $options = []) { $req = self::sendRequest($url, $params, 'POST', $options); return $req['ret'] ? $req['msg'] : ''; } /** * 发送一个GET请求 * @param string $url 请求URL * @param array $params 请求参数 * @param array $options 扩展参数 * @return mixed|string */ public static function get($url, $params = [], $options = []) { $req = self::sendRequest($url, $params, 'GET', $options); return $req['ret'] ? $req['msg'] : ''; } /** * CURL发送Request请求,含POST和REQUEST * @param string $url 请求的链接 * @param mixed $params 传递的参数 * @param string $method 请求的方法 * @param mixed $options CURL的参数 * @return array */ public static function sendRequest($url, $params = [], $method = 'POST', $options = []) { $method = strtoupper($method); $protocol = substr($url, 0, 5); $query_string = is_array($params) ? http_build_query($params) : $params; $ch = curl_init(); $defaults = []; if ('GET' == $method) { $geturl = $query_string ? $url . (stripos($url, "?") !== false ? "&" : "?") . $query_string : $url; $defaults[CURLOPT_URL] = $geturl; } else { $defaults[CURLOPT_URL] = $url; if ($method == 'POST') { $defaults[CURLOPT_POST] = 1; } else { $defaults[CURLOPT_CUSTOMREQUEST] = $method; } $defaults[CURLOPT_POSTFIELDS] = $params; } $defaults[CURLOPT_HEADER] = false; $defaults[CURLOPT_USERAGENT] = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.98 Safari/537.36"; $defaults[CURLOPT_FOLLOWLOCATION] = true; $defaults[CURLOPT_RETURNTRANSFER] = true; $defaults[CURLOPT_CONNECTTIMEOUT] = 3; $defaults[CURLOPT_TIMEOUT] = 3; // disable 100-continue curl_setopt($ch, CURLOPT_HTTPHEADER, array('Expect:')); if ('https' == $protocol) { $defaults[CURLOPT_SSL_VERIFYPEER] = false; $defaults[CURLOPT_SSL_VERIFYHOST] = false; } curl_setopt_array($ch, (array)$options + $defaults); $ret = curl_exec($ch); $err = curl_error($ch); if (false === $ret || !empty($err)) { $errno = curl_errno($ch); $info = curl_getinfo($ch); curl_close($ch); return [ 'ret' => false, 'errno' => $errno, 'msg' => $err, 'info' => $info, ]; } curl_close($ch); return [ 'ret' => true, 'msg' => $ret, ]; } /** * 异步发送一个请求 * @param string $url 请求的链接 * @param mixed $params 请求的参数 * @param string $method 请求的方法 * @return boolean TRUE */ public static function sendAsyncRequest($url, $params = [], $method = 'POST') { $method = strtoupper($method); $method = $method == 'POST' ? 'POST' : 'GET'; //构造传递的参数 if (is_array($params)) { $post_params = []; foreach ($params as $k => &$v) { if (is_array($v)) { $v = implode(',', $v); } $post_params[] = $k . '=' . urlencode($v); } $post_string = implode('&', $post_params); } else { $post_string = $params; } $parts = parse_url($url); //构造查询的参数 if ($method == 'GET' && $post_string) { $parts['query'] = isset($parts['query']) ? $parts['query'] . '&' . $post_string : $post_string; $post_string = ''; } $parts['query'] = isset($parts['query']) && $parts['query'] ? '?' . $parts['query'] : ''; //发送socket请求,获得连接句柄 $fp = fsockopen($parts['host'], isset($parts['port']) ? $parts['port'] : 80, $errno, $errstr, 3); if (!$fp) { return false; } //设置超时时间 stream_set_timeout($fp, 3); $out = "{$method} {$parts['path']}{$parts['query']} HTTP/1.1\r\n"; $out .= "Host: {$parts['host']}\r\n"; $out .= "Content-Type: application/x-www-form-urlencoded\r\n"; $out .= "Content-Length: " . strlen($post_string) . "\r\n"; $out .= "Connection: Close\r\n\r\n"; if ($post_string !== '') { $out .= $post_string; } fwrite($fp, $out); //不用关心服务器返回结果 //echo fread($fp, 1024); fclose($fp); return true; } /** * 发送文件到客户端 * @param string $file * @param bool $delaftersend * @param bool $exitaftersend */ public static function sendToBrowser($file, $delaftersend = true, $exitaftersend = true) { if (file_exists($file) && is_readable($file)) { header('Content-Description: File Transfer'); header('Content-Type: application/octet-stream'); header('Content-Disposition: attachment;filename = ' . basename($file)); header('Content-Transfer-Encoding: binary'); header('Expires: 0'); header('Cache-Control: must-revalidate, post-check = 0, pre-check = 0'); header('Pragma: public'); header('Content-Length: ' . filesize($file)); ob_clean(); flush(); readfile($file); if ($delaftersend) { unlink($file); } if ($exitaftersend) { exit; } } } }

laravel 多条件查询[A OR B] AND C AND D $res=WendangJd::orderBy('created_at','desc')->where(function($res){ $res=$res->where('status','>=',200) ->orwhere('xhjd','>=',200) ; })->where('id','!=','')->get();

php异步请求 //异步执行 public function triggerRequest($cljbxx=null, $taizhang=null){ $url = "http://127.0.0.1:8000/admin/upgcxx?cljbxx=$cljbxx&taizhang=$taizhang"; // print_r(parse_url($url));// 解析 URL，返回其组成部分 /* get提交 */ // $data = array( // 'foo' => 'bar', // 'baz' => 'boom', // 'site' => 'www.tbrer.com', // 'name' => 'nowa magic' // ); $info = parse_url($url); // dd($data); // $query_str = http_build_query($data);// http_build_query()函数的作用是使用给出的关联（或下标）数组生成一个经过 URL-encode 的请求字符串 $query_str = $info['query']; // dd($info); $fp = fsockopen($info["host"],8000,$errno,$errstr,30); $head = "GET " . $info['path'] . '?' . $query_str . " HTTP/1.0\r\n"; $head .= "Host: " . $info['host'] . "\r\n"; $head .= "\r\n"; $write = fputs($fp,$head); // while(!feof($fp)){ // $line = fread($fp,4096); // // echo $line; // } }

检查删除图片 //检查图片删除图片 public function checkDelImage($id = 0, $url = '') { if ($id) { $zxinfo = $this->info($id); if ($zxinfo['thumb'] != $url) { unlink(dirname(__FILE__) . "/../../../public/" . $zxinfo['thumb']); } } return 1; }

laravel启动服务命令 --port以指定的端口启动服务php artisan serve --port 8001