Created
July 18, 2020 04:37
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PHP SCF Quick Start
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| <?php | |
| // main function, called by SCF | |
| // 主函数，调用的入口 | |
| function main_handler($event, $context) { | |
| // print parameters | |
| // 进门打印传入参数是好习惯 | |
| echo 'event:'.json_encode($event, JSON_PRETTY_PRINT).' | |
| context:'.json_encode($context, JSON_PRETTY_PRINT); | |
| // echo $event->{'headers'}->{'host'} ; // parameter is object. 传入的参数是object | |
| // convert parameters to array | |
| // 转换为数组 | |
| $event = json_decode(json_encode($event), true); | |
| $context = json_decode(json_encode($context), true); | |
| // good choice to clean variables | |
| // SCF中使用全局的变量前最好清空 | |
| unset($_GET); | |
| unset($_POST); | |
| // get the path in url | |
| // 取得链接中非域名部分的path值 | |
| $function_name = $context['function_name']; | |
| $host_name = $event['headers']['host']; | |
| $serviceId = $event['requestContext']['serviceId']; | |
| if ( $serviceId === substr($host_name,0,strlen($serviceId)) ) { | |
| // using long url of API gateway | |
| // 使用API网关长链接时 | |
| $path = substr($event['path'], strlen('/' . $function_name . '/')); | |
| } else { | |
| // using custom domain | |
| // 使用自定义域名时 | |
| $path = substr($event['path'], strlen($event['requestContext']['path']=='/'?'/':$event['requestContext']['path'].'/')); | |
| } | |
| // get the queryString | |
| // 取得链接后?queryString提交的值 | |
| $_GET = $event['queryString']; | |
| // get the POST values | |
| // 取得表格POST提交的值 | |
| $_POSTbody = explode("&",$event['body']); | |
| foreach ($_POSTbody as $postvalues){ | |
| $pos = strpos($postvalues,"="); | |
| $_POST[urldecode(substr($postvalues,0,$pos))]=urldecode(substr($postvalues,$pos+1)); | |
| } | |
| // start the web html | |
| // 网页开始 | |
| @ob_start(); | |
| ?> | |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>HTML</title> | |
| <meta charset=utf-8> | |
| <meta name="viewport" content="width=device-width,initial-scale=1"/> | |
| </head> | |
| <body> | |
| <h1>Hello, SCF!</h1> | |
| </body> | |
| </html> | |
| <?php | |
| // end the web html | |
| // 网页结束 | |
| $html=ob_get_clean(); | |
| // return the web html | |
| // 返回html网页 | |
| return [ | |
| 'isBase64Encoded' => false, | |
| 'statusCode' => 200, | |
| 'headers' => [ 'Content-Type' => 'text/html' ], | |
| 'body' => $html | |
| ]; | |
| } |
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