{"id":2093,"date":"2021-08-03T17:54:35","date_gmt":"2021-08-03T09:54:35","guid":{"rendered":"https:\/\/egonlin.com\/?p=2093"},"modified":"2022-02-07T14:54:42","modified_gmt":"2022-02-07T06:54:42","slug":"%e6%a8%a1%e6%9d%bf","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=2093","title":{"rendered":"\u6a21\u677f"},"content":{"rendered":"

04-\u6a21\u677f<\/h1>\n

1 \u91cd\u5b9a\u5411<\/h2>\n

1.1 \u4ec0\u4e48\u662f\u91cd\u5b9a\u5411\uff1f<\/h3>\n

\"\"<\/div><\/p>\n

\u91cd\u5b9a\u5411\uff0c\u987e\u540d\u601d\u4e49\uff0c\u5c31\u662f\u91cd\u65b0\u5b9a\u5411\u5230\u4e00\u4e2a\u65b0\u7684\u4f4d\u7f6e\uff0c\u6bd4\u5982\u6211\u4eec\u5728\u6d4f\u89c8\u5668\u7684\u9875\u9762\u81ea\u52a8\u8df3\u8f6c\u5230\u4e86\u53e6\u4e00\u4e2a\u9875\u9762\uff0c\u53c8\u6bd4\u5982\u8bbf\u95ee\u4e86\u4e00\u4e2a\u9875\u9762\uff0c\u7136\u540e\u89c2\u5bdf\u7f51\u5740\u4e4b\u540e\u5e76\u4e0d\u662f\u6211\u4eec\u8f93\u5165\u7684\u7f51\u5740\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5c31\u662f\u91cd\u5b9a\u5411\u5b8c\u6210\u7684\u3002<\/p>\n

1.2 \u4e3a\u4ec0\u4e48\u8981\u6709\u91cd\u5b9a\u5411\uff1f<\/h3>\n\n\n\n\n\n\n
<\/th>\nhttp\u72b6\u6001\u7801<\/th>\n\u5e94\u7528\u573a\u666f<\/th>\n\u4f18\u52bf<\/th>\n<\/tr>\n<\/thead>\n
\u6682\u65f6\u6027\u91cd\u5b9a\u5411<\/td>\n302<\/td>\n\u8bbf\u95ee\u4e00\u4e9b\u9700\u8981\u6743\u9650\u7684\u9875\u9762\uff0c\u4f1a\u81ea\u52a8\u91cd\u5b9a\u5411\u5230\u6743\u9650\u8ba4\u8bc1\u7684\u9875\u9762<\/td>\n\u91cd\u5b9a\u5411\u5728\u8bbe\u8ba1\u4e0a\u4f1a\u63d0\u5347\u7528\u6237\u4f53\u9a8c<\/td>\n<\/tr>\n
\u6c38\u4e45\u6027\u91cd\u5b9a\u5411<\/td>\n301<\/td>\n\u5e9f\u5f03\u539f\u6709\u7684\u7f51\u5740\u88ab\u8bbf\u95ee\uff0c\u4f1a\u81ea\u52a8\u91cd\u5b9a\u5411\u5230\u65b0\u7684\u7f51\u5740\u786e\u4fdd\u7528\u6237\u8bbf\u95ee\u6210\u529f<\/td>\n\u91cd\u5b9a\u5411\u5728\u8bbe\u8ba1\u4e0a\u4f1a\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u6709\u5229\u4e8e\u641c\u7d22\u5f15\u64ce\u4f18\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4f8b1<\/strong>\uff1a\u8bbf\u95ee\u6dd8\u5b9d\u7684\u65f6\u5019\uff0c\u4f60\u9009\u62e9\u4e86\u5df2\u7ecf\u8d2d\u4e70\u7684\u5546\u54c1\uff0c\u4f46\u662f\u4f60\u5e76\u6ca1\u6709\u767b\u5f55\u8fc7\u6dd8\u5b9d\uff0c\u90a3\u4e48\u8fd9\u4e2a\u65f6\u5019\u5982\u679c\u53ea\u662f\u63d0\u793a \u201c\u8bf7\u767b\u5f55\u518d\u8bbf\u95ee\uff01\u201d\uff0c\u90a3\u4e48\u76f8\u4fe1\u8fd9\u79cd\u8bbe\u8ba1\u662f\u7559\u4e0d\u4f4f\u7528\u6237\u7684\uff0c\u4e0d\u5982\u76f4\u63a5\u4e3a\u7528\u6237\u91cd\u5b9a\u5411\u5230\u767b\u5f55\u9875\u9762\u3002<\/p>\n

\u4f8b2<\/strong>\uff1a\u6bd4\u5982\u60f3\u5e9f\u5f03\u539f\u672c\u7684\u7f51\u5740\uff0c\u90a3\u4e48\u7528\u6237\u5e76\u4e0d\u77e5\u9053\u8fd9\u4e2a\u4e8b\u60c5\uff0c\u6240\u4ee5\u7528\u6237\u8fd8\u662f\u4f1a\u8bbf\u95ee\u539f\u6765\u7684\u7f51\u5740\uff0c\u90a3\u4e48\u5c31\u4f1a\u5185\u90e8\u505a\u4e00\u4e2a\u91cd\u5b9a\u5411\u5230\u65b0\u542f\u7528\u7684\u7f51\u5740\uff0c\u91cd\u5b9a\u5411\u7684\u8fc7\u7a0b\u4f1a\u6709\u72b6\u6001\u7801\u7684\u8fd4\u56de\uff0c\u641c\u7d22\u5f15\u64ce\u6355\u6349\u5230\u91cd\u5b9a\u5411\u7684\u4ee3\u7801\uff0c\u6709\u5229\u4e8e\u641c\u7d22\u5f15\u64ce\u4f18\u5316\u3002<\/p>\n

\u5173\u952e\u8bcd<\/strong>\uff1a\u91cd\u5b9a\u5411\u5728\u8bbe\u8ba1\u4e0a\u4f1a\u63d0\u5347\u7528\u6237\u4f53\u9a8c \uff0c\u6709\u5229\u4e8e\u641c\u7d22\u5f15\u64ce\u4f18\u5316<\/p>\n

1.3 \u5982\u4f55\u4f7f\u7528\u91cd\u5b9a\u5411\uff1f<\/h3>\n

\u9996\u5148\u4eceflask<\/code>\u6a21\u5757\u4e2d\u628a\u5bfc\u5165redirect<\/code><\/p>\n

from flask import Flask,redirect<\/code><\/pre>\n
1.3.1 \u6682\u65f6\u6027\u91cd\u5b9a\u5411\uff08\u4ee3\u7801\u5b9e\u4f8b\uff09<\/strong>\uff1a<\/h4>\n
from flask import Flask,redirect\n...\n@app.route('\/user_info\/')\ndef user_info():\n    name = request.args.get('name')\n    pwd = request.args.get('pwd')\n    if name=='mark' and pwd == '123':\n        return '{}\u7684\u4fe1\u606f'.format(name)\n    return redirect('\/login\/')  # \u53ef\u4ee5\u6362\u6210 return redirect(url_for('login'))\n\n@app.route('\/login\/')\ndef login():\n    return '\u8fd9\u662f\u767b\u5f55\u9875\u9762'\n...<\/code><\/pre>\n
\u6ca1\u6709\u901a\u8fc7\u6743\u9650\u9a8c\u8bc1\u7684\u60c5\u51b5<\/em><\/p>\n
\"\"<\/div>
\n
\"\"<\/div><\/p>\n
\u901a\u8fc7\u6743\u9650\u9a8c\u8bc1\u7684\u60c5\u51b5<\/em><\/p>\n
\"\"<\/div><\/p>\n
\u5173\u952e\u8bcd\uff1a<\/strong>\u6682\u65f6\u6027\u91cd\u5b9a\u5411return redirect('\/login\/')<\/code> \u5373\u53ef\u5b9e\u73b0\u91cd\u5b9a\u5411<\/p>\n
1.3.2 \u6c38\u4e45\u6027\u91cd\u5b9a\u5411\uff08\u4ee3\u7801\u5b9e\u4f8b\uff09<\/h4>\n
from flask import Flask,redirect\n...\n@app.route('\/user_info\/')\ndef user_info():\n    name = request.args.get('name')\n    pwd = request.args.get('pwd')\n    if name=='mark' and pwd == '123':\n        return '{}\u7684\u4fe1\u606f'.format(name)\n   return redirect('\/login\/', code=301)  # \u4f1a\u8fd4\u56de301\u72b6\u6001\u7801\u7ed9\u6d4f\u89c8\u5668 \n\n@app.route('\/login\/')\ndef login():\n    return '\u8fd9\u662f\u767b\u5f55\u9875\u9762'\n...<\/code><\/pre>\n
\u5173\u952e\u8bcd<\/strong>\uff1a\u6c38\u4e45\u6027\u91cd\u5b9a\u5411\u53ea\u7ed9redirect('\/login\/', code=301)<\/code>\u591a\u52a0\u4e86\u4e2acode=301<\/code>\u53c2\u6570<\/p>\n
\"\"<\/div><\/p>\n
2 jinja2\u6a21\u677f\u5f15\u64ce<\/h2>\n
\"\"<\/div><\/p>\n
2.1 \u4ec0\u4e48\u662f\u6a21\u677f\u5f15\u64ce\uff1f<\/h3>\n
\u5b9e\u73b0\u89c6\u56fe\u7684\u4e1a\u52a1\u903b\u8f91\u548c\u8fd4\u56de\u7ed9\u524d\u7aef\u7684\u9875\u9762\u903b\u8f91\u5206\u79bb\u7684\u5de5\u5177\uff0c\u6211\u4eec\u79f0\u4e4b\u4e3a\u6a21\u677f\u5f15\u64ce\u3002<\/p>\n
\u4ec0\u4e48\u662f\u6a21\u677f\uff1f<\/strong><\/p>\n
\u6a21\u677f\u53ef\u4ee5\u7406\u89e3\u4e3a\u4e00\u4e2a\u7279\u6b8a\u7684html<\/code>\u6587\u4ef6\uff0c\u7279\u6b8a\u4e4b\u5904\u5c31\u5728\u4e8e\u8fd9\u4e2ahtml<\/code>\u6587\u4ef6\u5305\u542b\u56fa\u5b9a\u5185\u5bb9\u548c\u52a8\u6001\u90e8\u5206\uff0c\u5176\u52a8\u6001\u90e8\u5206\u53ef\u4ee5\u501f\u52a9\u6a21\u677f\u5f15\u64ce\u8fdb\u884c\u4f20\u53c2<\/p>\n
2.2 \u4e3a\u4ec0\u4e48\u8981\u6709\u6a21\u677f\u5f15\u64ce\uff1f<\/h3>\n
\u5728\u4e0a\u4e00\u7ae0\u5176\u5b9e\u6211\u4eec\u5df2\u7ecf\u5e94\u7528\u8fc7\u6a21\u677f\u5f15\u64ce\uff0c\u8bd5\u60f3\u4e00\u4e0b\u5982\u679c\u6ca1\u6709\u6a21\u677f\u5f15\u64ce\uff0c\u76f4\u63a5\u7ed9\u628a\u6a21\u677f\u7684html\u4ee3\u7801\u5199\u5728\u89c6\u56fe\u51fd\u6570\u91cc\u9762\uff0c\u4f1a\u7ed9\u7a0b\u5e8f\u5458\u7684\u65e5\u5e38\u5f00\u53d1\u5e26\u6765\u4e86\u591a\u5927\u7684\u56f0\u6270\uff0c\u6a21\u677f\u5f15\u64ce\u5e2e\u6211\u4eec\u5206\u5f00\u4e86\u4e1a\u52a1\u903b\u8f91\u548c\u9875\u9762\u903b\u8f91\uff0c\u5e76\u4e14\u6211\u4eec\u6bcf\u6b21\u4fee\u6539\u4e00\u4e2a\u5927\u5b57\u7b26\u4e32\u4f1a\u975e\u5e38\u4e0d\u65b9\u4fbf\u3002\u6a21\u677f\u5f15\u64ce\u8fd8\u53ef\u4ee5\u8bfb\u53d6\u5e76\u6267\u884c\u6a21\u677f\u4e2d\u7684\u7279\u6b8a\u8bed\u6cd5\u6807\u8bb0\uff0c\u5e76\u6839\u636e\u4f20\u5165\u7684\u6570\u636e\u5c06\u53d8\u91cf\u66ff\u6362\u4e3a\u5b9e\u9645\u503c\uff0c\u7136\u540e\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u6211\u4eec\u79f0\u4e4b\u4e3a\u6e32\u67d3\u3002<\/p>\n
\u5173\u952e\u5b57<\/strong>\uff1a\u5b8c\u6210\u4e86\u4e1a\u52a1\u903b\u8f91\u548c\u9875\u9762\u903b\u8f91\u7684\u5206\u79bb\uff0c\u5b9e\u73b0\u4e86\u52a8\u6001\u7684\u53bb\u6e32\u67d3\u9875\u9762\u3002<\/p>\n
2.3 \u5728Flask<\/code>\u5982\u4f55\u4f7f\u7528\u6a21\u677f\u5f15\u64ce\uff1f<\/h3>\n
Flask<\/code>\u4f7f\u7528jinja2<\/code>\u4f5c\u4e3a\u6846\u67b6\u7684\u9ed8\u8ba4\u6a21\u677f\u5f15\u64ce\uff0cJinja2<\/code>\u662f\u57fa\u4e8epython<\/code>\u7684\u6a21\u677f\u5f15\u64ce\uff0c\u529f\u80fd\u6bd4\u8f83\u7c7b\u4f3c\u4e8e\u4e8ePHP<\/code>\u7684smarty<\/code>\uff0cJ2ee<\/code>\u7684Freemarker<\/code>\u548cvelocity<\/code>\u3002Jinja2<\/code>\u9664\u4e86\u8bbe\u7f6e\u53d8\u91cf\uff0c\u8fd8\u5141\u8bb8\u6211\u4eec\u5728\u6a21\u677f\u4e2d\u6dfb\u52a0if\u5224\u65ad\uff0c\u6267\u884cfor\u8fed\u4ee3\uff0c\u8c03\u7528\u51fd\u6570\u7b49\uff0c\u4ee5\u5404\u79cd\u65b9\u5f0f\u63a7\u5236\u6a21\u677f\u7684\u8f93\u51fa\u3002\u5e76\u4e14jinja2<\/code>\u4e0d\u9650\u5236\u6a21\u677f\u7684\u683c\u5f0f\u4e3ahtml<\/code>\uff0c\u53ef\u4ee5\u662f\u4efb\u4f55\u683c\u5f0f\u7684\u6587\u672c\u6587\u4ef6\u3002<\/p>\n
2.3.1 \u6a21\u677f\u5f15\u64ce\u8fd4\u56de\u5bf9\u6bd4\u89c6\u56fe\u51fd\u6570\u76f4\u63a5\u8fd4\u56dehtml\u4ee3\u7801<\/h4>\n
\u9879\u76ee\u76ee\u5f55<\/strong><\/p>\n
\"\"<\/div><\/p>\n
\u9879\u76ee\u4ee3\u7801<\/strong><\/p>\n
\uff081\uff09login01.html  <\/strong><\/p>\n
<!DOCTYPE html>\n<html lang="en">\n<head>\n    <meta charset="UTF-8">\n    <title>\u767b\u5f55\u754c\u9762<\/title>\n<\/head>\n<body>\n<h1>login01<\/h1>  <!--login02.html\u6587\u4ef6\u7684\u8fd9\u4e00\u884c\u7684\u5185\u5bb9\u662f\uff1a\u2018 <h1>login02<\/h1> \u2019  -->\n<form action="" method="POST">\n    \u7528\u6237\uff1a<input type="text" name="username">\n    \u5bc6\u7801\uff1a<input type="text" name="password">\n    <input type="submit" value="\u63d0\u4ea4">\n<\/form>\n<\/body>\n<\/html><\/code><\/pre>\n
(2)login02.html<\/strong> <\/p>\n
<!DOCTYPE html>\n<html lang="en">\n<head>\n    <meta charset="UTF-8">\n    <title>\u767b\u5f55\u754c\u9762<\/title>\n<\/head>\n<body>\n<h1>login01<\/h1>  <!--login02.html\u6587\u4ef6\u7684\u8fd9\u4e00\u884c\u7684\u5185\u5bb9\u662f\uff1a\u2018 <h1>login02<\/h1> \u2019  -->\n<form action="" method="POST">\n    \u7528\u6237\uff1a<input type="text" name="username">\n    \u5bc6\u7801\uff1a<input type="text" name="password">\n    <input type="submit" value="\u63d0\u4ea4">\n<\/form>\n<\/body>\n<\/html><\/code><\/pre>\n
(3) server.py<\/strong><\/p>\n
from flask import Flask, render_template\nimport config\n\napp = Flask(__name__)\napp.config.from_object(config)\n\n@app.route('\/demo\/')\ndef demo():\n    return '<h2>\u624b\u5199html<\/h2>'\n\n@app.route('\/demo02\/')\ndef demo02():\n    return '''<!DOCTYPE html>\n<html lang="en">\n<head>\n    <meta charset="UTF-8">\n    <title>\u767b\u5f55\u754c\u9762<\/title>\n<\/head>\n<body>\n<!--<form action="\/login_request\/" method="POST">-->\n<form action="" method="POST">\n    \u7528\u6237\uff1a<input type="text" name="username">\n    \u5bc6\u7801\uff1a<input type="text" name="password">\n    <input type="submit" value="\u63d0\u4ea4">\n<\/form>\n<\/body>\n<\/html>'''\n\n@app.route('\/demo03\/')\ndef demo03():\n    return render_template('login01.html')\n\n@app.route('\/demo04\/')\ndef demo04():\n    return render_template('box\/login02.html')\n\nif __name__ == '__main__':\n    app.run()\n<\/code><\/pre>\n
server.py\u4ee3\u7801\u903b\u8f91\u5206\u6790<\/strong>\uff1a<\/p>\n