由于php的curl在curl_setopt($curl, CURLOPT_POSTFIELDS, xxx)时, 当xxx为数组时, 如果值的第一个字符是@, 则认为是文件上传, 当同时需要上传文件, [email protected], 存在冲突. 因此, 在api_common.php中的post数据的设置进行了封装
<?php/** * php-curl库封装 * author: selfimpr * blog: http://blog.csdn.net/lgg201 * mail: [email protected] */define('API_CURL_UPLOAD_FILE', '__file');#支持的请求方法define('REQUEST_METHOD_GET', 'GET');define('REQUEST_METHOD_POST', 'POST');define('REQUEST_METHOD_HEAD', 'HEAD');#请求行为define('REQUEST_BEHAVIOR_ALLOW_REDIRECT', 'allow_redirect');define('REQUEST_BEHAVIOR_MAX_REDIRECT', 'max_redirect');define('REQUEST_BEHAVIOR_USER_AGENT', 'user_agent');define('REQUEST_BEHAVIOR_AUTOREFERER', 'autoreferer');define('REQUEST_BEHAVIOR_UPLOAD', 'upload');define('REQUEST_BEHAVIOR_CONNECTTIMEOUT', 'connecttimeout');define('REQUEST_BEHAVIOR_DNS_CACHE_TIMEOUT', 'dns_cache_timeout');define('REQUEST_BEHAVIOR_TIMEOUT', 'timeout');define('REQUEST_BEHAVIOR_ENCODING', 'encoding');define('REQUEST_BEHAVIOR_ERROR_HANDLER', 'error_handler');define('REQUEST_BEHAVIORS', 'behaviors');$GLOBALS[REQUEST_BEHAVIORS] = array( REQUEST_BEHAVIOR_ALLOW_REDIRECT => TRUE, REQUEST_BEHAVIOR_MAX_REDIRECT => 5, REQUEST_BEHAVIOR_USER_AGENT => 'curl-lib', REQUEST_BEHAVIOR_AUTOREFERER => TRUE, REQUEST_BEHAVIOR_UPLOAD => FALSE, REQUEST_BEHAVIOR_CONNECTTIMEOUT => 3, REQUEST_BEHAVIOR_DNS_CACHE_TIMEOUT => 3600, REQUEST_BEHAVIOR_TIMEOUT => 3, REQUEST_BEHAVIOR_ENCODING => 'gzip', REQUEST_BEHAVIOR_ERROR_HANDLER => '__default_curl_error_handler', );define('MULTIPART_FORM_DATA_HEAD_FMT', 'Content-Type: multipart/form-data; boundary=----------------------------%s');define('MULTIPART_FORM_DATA_BODY_STRING', "------------------------------%s\r\nContent-Disposition: form-data; name=\"%s\"\r\n\r\n%s\r\n");define('MULTIPART_FORM_DATA_BODY_FILE', "------------------------------%s\r\nContent-Disposition: form-data; name=\"%s\"; filename=\"%s\"\r\nContent-Type: application/octet-stream\r\n\r\n%s\r\n");define('MULTIPART_FORM_DATA_BODY_END', "------------------------------%s--\r\n\r\n");#响应键值define('RESP_CODE', 'resp_code');define('RESP_BODY', 'resp_body');define('RESP_HEADER', 'resp_header');#HTTP 1xx状态验证define('HTTP_1XX_RESP', '/^HTTP\/1.[01] 1\d{2} \w+/');#默认错误处理的错误消息define('E_CURL_ERROR_FMT', 'curl "%s" error[%d]: %s');#默认的curl错误处理function __default_curl_error_handler($curl, $url, $errno, $errstr) { trigger_error(sprintf(E_CURL_ERROR_FMT, $url, $errno, $errstr), E_USER_ERROR);}#切换CURL请求方法function __method_switch($curl, $method) { switch ( $method) { case REQUEST_METHOD_POST: __curl_setopt($curl, CURLOPT_POST, TRUE); break; case REQUEST_METHOD_HEAD: __curl_setopt($curl, CURLOPT_NOBODY, TRUE); break; case REQUEST_METHOD_GET: __curl_setopt($curl, CURLOPT_HTTPGET, TRUE); break; default: break; }}#设置默认头信息function __default_header_set($curl) { __curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE); __curl_setopt($curl, CURLOPT_HEADER, TRUE); __curl_setopt($curl, CURLOPT_FOLLOWLOCATION, (bool)curl_behavior(REQUEST_BEHAVIOR_ALLOW_REDIRECT)); __curl_setopt($curl, CURLOPT_MAXREDIRS, (int)curl_behavior(REQUEST_BEHAVIOR_MAX_REDIRECT)); __curl_setopt($curl, CURLOPT_USERAGENT, (string)curl_behavior(REQUEST_BEHAVIOR_USER_AGENT)); __curl_setopt($curl, CURLOPT_AUTOREFERER, (bool)curl_behavior(REQUEST_BEHAVIOR_AUTOREFERER)); __curl_setopt($curl, CURLOPT_UPLOAD, (bool)curl_behavior(REQUEST_BEHAVIOR_UPLOAD)); __curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, (int)curl_behavior(REQUEST_BEHAVIOR_CONNECTTIMEOUT)); __curl_setopt($curl, CURLOPT_DNS_CACHE_TIMEOUT, (int)curl_behavior(REQUEST_BEHAVIOR_DNS_CACHE_TIMEOUT)); __curl_setopt($curl, CURLOPT_TIMEOUT, (int)curl_behavior(REQUEST_BEHAVIOR_TIMEOUT)); __curl_setopt($curl, CURLOPT_ENCODING, (string)curl_behavior(REQUEST_BEHAVIOR_ENCODING));}#设置用户自定义头信息function __custom_header_set($curl, $headers = NULL) { if ( empty($headers) ) return ; if ( is_string($headers) ) $headers = explode("\r\n", $headers); #类型修复 foreach ( $headers as &$header ) if ( is_array($header) ) $header = sprintf('%s: %s', $header[0], $header[1]); __curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);}#设置请求bodyfunction __datas_set($curl, $datas = NULL) { if ( empty($datas) ) return ; if ( is_array($datas) ) { $custom_body = FALSE; $uniqid = uniqid(); $custom_body_str = ''; foreach ( $datas as $name => $data ) { if ( is_array($data) && array_key_exists(API_CURL_UPLOAD_FILE, $data) ) { $file = $data[API_CURL_UPLOAD_FILE]; if ( file_exists($file) ) { $custom_body = TRUE; $custom_body_str .= sprintf(MULTIPART_FORM_DATA_BODY_FILE, $uniqid, $name, $file, file_get_contents($file)); } } else { $custom_body_str .= sprintf(MULTIPART_FORM_DATA_BODY_STRING, $uniqid, $name, $data); } } if ( $custom_body ) { curl_setopt($curl, CURLOPT_HTTPHEADER, array(sprintf(MULTIPART_FORM_DATA_HEAD_FMT, $uniqid))); $datas = $custom_body_str . sprintf(MULTIPART_FORM_DATA_BODY_END, $uniqid); } } __curl_setopt($curl, CURLOPT_POSTFIELDS, $datas);}#对curl_setopt的封装function __curl_setopt($curl, $optname, $optval) { curl_setopt($curl, $optname, $optval); __curl_error($curl);}#curl错误检查处理function __curl_error($curl) { if ( curl_errno($curl) ) { $url = curl_getinfo($curl, CURLINFO_EFFECTIVE_URL); $errno = curl_errno($curl); $errstr = curl_error($curl); $errh = curl_behavior(REQUEST_BEHAVIOR_ERROR_HANDLER); if ( function_exists($errh) ) $errh($curl, $url, $errno, $errstr); }}#api默认行为切换function curl_behavior($names, $values = NULL) { if ( !is_string($names) && !is_array($names) ) return ; if ( !is_null($values) ) { if ( is_string($names) ) $GLOBALS[REQUEST_BEHAVIORS][$names] = $values; else if ( is_array($names) && !is_array($values) ) foreach ( $names as $name ) $GLOBALS[REQUEST_BEHAVIORS][$name] = $values; else if ( is_array($names) && is_array($values) ) foreach ( $names as $k => $name ) $GLOBALS[REQUEST_BEHAVIORS][$name] = $values[$k]; } if ( is_string($names) ) { $return = $GLOBALS[REQUEST_BEHAVIORS][$names]; } else if ( is_array($names) ) { $return = array(); foreach ( $names as $name ) $return[$name] = array_key_exists($name, $GLOBALS[REQUEST_BEHAVIORS]) ? $GLOBALS[REQUEST_BEHAVIORS][$name] : NULL; } return $return;}#请求入口function curl_request($url, $method, $datas = NULL, $headers = NULL) { $curl = curl_init($url); __method_switch($curl, $method); __default_header_set($curl); __custom_header_set($curl, $headers); __datas_set($curl, $datas); $response = curl_exec($curl); __curl_error($curl); $status_code = curl_getinfo($curl, CURLINFO_HTTP_CODE); $components = explode("\r\n\r\n", $response); $i = -1; while ( ++ $i < count($components) ) if ( !preg_match(HTTP_1XX_RESP, $components[$i]) ) break; $headers = $components[$i]; $body = implode("\r\n\r\n", array_slice($components, $i + 1)); return array( RESP_CODE => $status_code, RESP_HEADER => $headers, RESP_BODY => $body, );}#GET请求function curl_get($url, $headers = NULL) { return curl_request($url, REQUEST_METHOD_GET, NULL, $headers);}#POST请求function curl_post($url, $datas = NULL, $headers = NULL) { return curl_request($url, REQUEST_METHOD_POST, $datas, $headers);}#HEAD请求function curl_head($url, $headers = NULL) { return curl_request($url, REQUEST_METHOD_HEAD, NULL, $headers);}#构造上传文件字段function curl_post_file($file) { return array( API_CURL_UPLOAD_FILE => $file, );}#读取响应码function curl_resp_code($resp) { return $resp[RESP_CODE];}#读取响应头function curl_resp_header($resp) { return $resp[RESP_HEADER];}#读取响应体function curl_resp_body($resp) { return $resp[RESP_BODY];}