{"id":465,"date":"2018-06-09T15:06:52","date_gmt":"2018-06-09T07:06:52","guid":{"rendered":"http:\/\/www.cnmiss.cn\/?p=465"},"modified":"2018-06-09T15:10:35","modified_gmt":"2018-06-09T07:10:35","slug":"laravel-api%e6%8e%a5%e5%8f%a3%e8%b7%a8%e5%9f%9f%e8%ae%bf%e9%97%ae-access-control-allow-origin","status":"publish","type":"post","link":"https:\/\/www.cnmiss.cn\/?p=465","title":{"rendered":"Laravel API\u63a5\u53e3\u8de8\u57df\u8bbf\u95ee \u201cAccess-Control-Allow-Origin\u201d"},"content":{"rendered":"

\u5728\u901a\u8fc7ajax\u5728\u9875\u9762\u4e0a\u8c03\u7528laravel\u6846\u67b6\u7684API\u63a5\u53e3\u65f6\uff0c\u5982\u679c\u4e0d\u505a\u4efb\u4f55\u8bbe\u7f6e\u4e00\u822c\u4f1a\u51fa\u73b0\u5982\u4e0b\u9519\u8bef\uff1a<\/p>\n

No\u00a0‘Access-Control-Allow-Origin’\u00a0header\u00a0is present\u00a0on\u00a0the requested resource.<\/p>\n

Origin\u00a0‘http:\/\/localhost:8080′\u00a0is\u00a0therefore\u00a0not\u00a0allowed access\u3002<\/p>\n

\u4e3b\u8981\u7684\u610f\u601d\u5c31\u662f\u670d\u52a1\u5668\u54cd\u5e94\u4e0d\u5141\u8bb8\u8de8\u57df\u8bbf\u95ee\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u9700\u8981\u8bbe\u7f6e\u5141\u8bb8laravel\u6846\u67b6\u652f\u6301\u8de8\u57df\u8bbf\u95ee\u3002<\/p>\n

\u5728laravel\u6846\u67b6\u4e2d\uff0c\u8ba9\u670d\u52a1\u5668\u652f\u6301\u8de8\u57df\u8bbf\u95ee, \u9700\u8981\u5728\u54cd\u5e94\u5934\u90e8\u4e2d\u6dfb\u52a0’Access-Control-Allow-Origin: *’ \uff0c\u4e3b\u8981\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n

1\u3001\u521b\u5efa\u4e2d\u95f4\u4ef6<\/strong><\/p>\n

\u521b\u5efa\"app\/Http\/Middleware\/CORS.php\"\u7684\u4e2d\u95f4\u4ef6\u7c7b\u6587\u4ef6\uff0c\u628a\"Access-Control-Allow-Origin: *\"\r\n\u5199\u5165\u5934\u90e8\u3002\r\n\u4ee3\u7801\u5982\u4e0b\uff1a<\/pre>\n
<?php\r\nnamespace App\\Http\\Middleware;\r\nuse Closure;\r\n\r\nclass CORS\r\n{\r\n    public function handle($request, Closure $next)\r\n    {\r\n        return $next($request)->header('Access-Control-Allow-Origin', '*')\r\n            ->header('Access-Control-Allow-Methods', 'POST, GET, OPTIONS, PUT, DELETE')\r\n            ->header('Access-Control-Allow-Headers', 'Content-Type, Accept, Authorization, \r\n                      X-Requested-With');\r\n    }\r\n}<\/pre>\n
2\u3001\u6ce8\u518c\u4e2d\u95f4\u4ef6\u8def\u7531<\/strong><\/pre>\n
\u6ce8\u518c\u8de8\u57df\u8bbf\u95ee\u4e2d\u95f4\u4ef6CORS.php\u5230kernel\u4e2d\u3002\r\n\u5206\u522b\u5728 protected $middleware  \u6570\u7ec4\u4e2d\u6dfb\u52a0\u8de8\u57df\u8bbf\u95ee\u4e2d\u95f4\u4ef6\u7684class\u6587\u4ef6\u8def\u5f84\u3002\r\n\u4ee3\u7801\u5982\u4e0b\uff1a<\/pre>\n
protected $middleware = [\r\n    \\Illuminate\\Foundation\\Http\\Middleware\\CheckForMaintenanceMode::class,\r\n    \\App\\Http\\Middleware\\CORS::class, \/\/\u8de8\u57df\u8bbf\u95ee\u4e2d\u95f4\u4ef6\r\n];<\/pre>\n
\"Laravel<\/a><\/p>\n
\u672c\u9879\u76ee\u7ecf\u8fc7\u4ee5\u4e0a\u8bbe\u7f6e\u4e4b\u540e\uff0cAPI\u63a5\u53e3\u5373\u53ef\u8de8\u57df\u8bbf\u95ee\u3002\r\n\u5f85\u9879\u76ee\u4e0a\u7ebf\u4e4b\u540e\uff0c\u5982\u679c\u9700\u8981\u6307\u5b9a\u67d0\u57df\u540d\u624d\u5141\u8bb8\u8de8\u57df\u8bbf\u95ee\uff0c\r\n\u53ea\u9700\u628aAccess-Control-Allow-Origin:*\u6539\u4e3aAccess-Control-Allow-Origin:\u5141\u8bb8\u7684\u57df\u540d\u5373\u53ef\u3002\r\n\u4f8b\u5982\uff1aheader('Access-Control-Allow-Origin: http:\/\/www.xxxxx.com');<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5728\u901a\u8fc7ajax\u5728\u9875\u9762\u4e0a\u8c03\u7528laravel\u6846\u67b6\u7684API\u63a5\u53e3\u65f6\uff0c\u5982\u679c\u4e0d\u505a\u4efb\u4f55\u8bbe\u7f6e\u4e00\u822c … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-465","post","type-post","status-publish","format-standard","hentry","category-xxbj"],"_links":{"self":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts\/465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=465"}],"version-history":[{"count":0,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts\/465\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}