{"id":204098,"date":"2025-05-29T12:59:10","date_gmt":"2025-05-29T04:59:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204098\/"},"modified":"2025-05-29T12:59:10","modified_gmt":"2025-05-29T04:59:10","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-django-%e4%b8%ad%e5%ae%9e%e7%8e%b0%e8%bf%9c%e7%a8%8b%e6%96%87%e4%bb%b6%e4%b8%8b%e8%bd%bd%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204098\/","title":{"rendered":"\u5982\u4f55\u5728 Django \u4e2d\u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u5728 Django \u4e2d\u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d\uff1f<\/h1>\n<p>\u4eca\u65e5\u4e0d\u80af\u57cb\u5934\uff0c\u660e\u65e5\u4f55\u4ee5\u62ac\u5934\uff01\u6bcf\u65e5\u4e00\u53e5\u52aa\u529b\u81ea\u5df1\u7684\u8bdd\u54c8\u54c8~\u54c8\u55bd\uff0c\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u5728 Django \u4e2d\u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d\uff1f\u300b<\/span>\uff0c\u4e3b\u8981\u5185\u5bb9\u662f\u8bb2\u89e3<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u53ef\u4ee5\u6536\u85cf\u6216\u8005\u6709\u66f4\u597d\u7684\u5efa\u8bae\u5728\u8bc4\u8bba\u63d0\u51fa\uff0c\u6211\u90fd\u4f1a\u8ba4\u771f\u770b\u7684\uff01\u5927\u5bb6\u4e00\u8d77\u8fdb\u6b65\uff0c\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730084619671eff0b53922.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>django \u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d<\/strong><\/p>\n<p>\u5728 django \u9879\u76ee\u4e2d\uff0c\u6709\u65f6\u9700\u8981\u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d\uff0c\u4f8b\u5982\u4ece\u7b2c\u4e09\u65b9\u4e91\u5b58\u50a8\u670d\u52a1\uff08\u5982\u4e03\u725b\u4e91\uff09\u4e0b\u8f7d\u56fe\u7247\u6587\u4ef6\u3002\u4e3a\u4e86\u5b9e\u73b0\u6b64\u529f\u80fd\uff0c\u9700\u8981\u4f7f\u7528 django \u7684 httpresponse \u7c7b\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>from django.http import httpresponse\n\ndef download_image(request):\n    # \u83b7\u53d6\u8fdc\u7a0b\u56fe\u7247\u7684 url \u5730\u5740\n    image_url = 'https:\/\/segmentfault.com\/img\/'\n\n    # \u53d1\u8d77\u8bf7\u6c42\uff0c\u83b7\u53d6\u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\n    response = requests.get(image_url)\n\n    # \u5c06\u54cd\u5e94\u5185\u5bb9\u8bbe\u7f6e\u4e3a\u7a7a\uff0c\u53ea\u8fd4\u56de\u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\n    response.content = b''\n\n    return httpresponse(response.content, content_type='image\/jpeg')<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 requests \u5e93\u53d1\u8d77\u8fdc\u7a0b get \u8bf7\u6c42\u83b7\u53d6\u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\u3002\u7136\u540e\uff0c\u6211\u4eec\u6e05\u7a7a response \u5bf9\u8c61\u7684 content \u5c5e\u6027\uff0c\u4ee5\u786e\u4fdd\u53ea\u8fd4\u56de\u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528 httpresponse \u7c7b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u54cd\u5e94\u5bf9\u8c61\uff0c\u5e76\u5c06\u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\u4f5c\u4e3a\u5176\u5185\u5bb9\u8fd4\u56de\u3002<\/p>\n<p>\u9700\u8981\u7279\u522b\u6ce8\u610f\u7684\u662f\uff0c\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u914d\u7f6e content_type \u53c2\u6570\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>if 'image\/jpeg' in response.headers.get('content-type', ''):\n    content_type = 'image\/jpeg'\nelif 'image\/png' in response.headers.get('content-type', ''):\n    content_type = 'image\/png'\nelse:\n    content_type = 'application\/octet-stream'<\/pre>\n<p>\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u6b63\u786e\u7684\u6587\u4ef6\u7c7b\u578b\u5173\u8054\uff0c\u4f7f\u6d4f\u89c8\u5668\u80fd\u591f\u6b63\u786e\u6253\u5f00\u6216\u4e0b\u8f7d\u6587\u4ef6\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u5728 Django \u4e2d\u5b9e\u73b0\u8fdc\u7a0b\u6587\u4ef6\u4e0b\u8f7d\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1aphp \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 Django \u4e2d\u5b9e\u73b0\u8fdc\u7a0b&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204098","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204098","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204098"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204098\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}