{"id":822,"date":"2019-02-28T07:46:50","date_gmt":"2019-02-27T22:46:50","guid":{"rendered":"http:\/\/idealive.jp\/blog\/?p=822"},"modified":"2019-02-28T07:46:50","modified_gmt":"2019-02-27T22:46:50","slug":"flask%e3%81%aejinja2%e3%83%86%e3%83%b3%e3%83%97%e3%83%ac%e3%83%bc%e3%83%88","status":"publish","type":"post","link":"https:\/\/idealive.jp\/blog\/2019\/02\/28\/flask%e3%81%aejinja2%e3%83%86%e3%83%b3%e3%83%97%e3%83%ac%e3%83%bc%e3%83%88\/","title":{"rendered":"Flask\u306ejinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8"},"content":{"rendered":"

\u524d\u56de\u306b\u4f5c\u6210\u3057\u305fWeb\u30da\u30fc\u30b8\u3088\u308a\u3001HTML\u3092\u6574\u7406\u3059\u308b\u305f\u3081\u306bjinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n

jinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/a>\u3068\u306f\u3001Flask\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3067\u3001HTML\u306e\u4e2d\u306bPython\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u8907\u6570\u306eHTML\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u540c\u3058\u3088\u3046\u306a\u30bf\u30a4\u30c8\u30eb\u3092\u5404\u30da\u30fc\u30b8\u306b\u8a18\u8f09\u3059\u308b\u306e\u306f\u624b\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5404\u30da\u30fc\u30b8\u306b\u7d99\u627f\u3067\u304d\u308b\u3088\u3046\u306b\u300cbase.html\u300d\u3092\u4f5c\u6210\u3057\u3066\u304d\u307e\u3059\u3002<\/p>\n

\u4eca\u56de\u5bfe\u8c61\u3068\u306a\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u914d\u7f6e\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

flask\r\n\u2514\u2500\u2500 templates\r\n|  \u2514\u2500\u2500 base.html     (1)\u3000\u30fb\u30fb\u30fb\u3000\u65b0\u898f\u4f5c\u6210\r\n|  \u2514\u2500\u2500 search.html   (2)\r\n|  \u2514\u2500\u2500 result.html   (3)\u3000\u30fb\u30fb\u30fb\u3000\u65b0\u898f\u4f5c\u6210\r\n\u2514\u2500\u2500 search.py        (4)<\/pre>\n
\n
(1) base.html<\/p>\n
\u5168\u4f53\u306e\u67a0\u7d44\u307f\u3068\u3057\u3066\u300cbase.html\u300d\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002title\u3084body\u30bf\u30b0\u306b\u3042\u308b{& … &}\u306fjinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u304a\u3044\u3066\u306e\u30b3\u30de\u30f3\u30c9\u306b\u306a\u308a\u307e\u3059\u3002{& block … &}\u3068{& endblock … &}\u306f\u3001\u30d6\u30ed\u30c3\u30af\u306e\u958b\u59cb\u3068\u7d42\u4e86\u306e\u30da\u30a2\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
<!DOCTYPE html>\r\n<html>\r\n  <head>\r\n    <title>\u5546\u54c1\u691c\u7d22\u30b7\u30b9\u30c6\u30e0-{% block title %}{% endblock %}<\/title>\r\n    <meta http-equiv=\"Content-Type\" content=\"text\/html; charset=utf-8\" \/>\r\n  <\/head>\r\n  <body>\r\n    <h2>\u5546\u54c1\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/h2>\r\n    {% block content %}\r\n    {% endblock %}\r\n  <\/body>\r\n<\/html><\/pre>\n
 <\/p>\n
\n
(2) search.html<\/p>\n
\u524d\u56de\u306e\u300csearch.html\u300d\u3088\u308a\u3001\u300cbase.html\u300d\u306e\u7d99\u627f\u3057\u305f\u8a18\u8ff0\u306b\u5909\u66f4\u3057\u307e\u3057\u305f\u3002\u5c1a\u3001\u7d99\u627f\u306fextends\u3067\u884c\u3044\u307e\u3059\uff08\uff11\u884c\u76ee\uff09\u3002\u300cbase.html\u300d\u3092\u7d99\u627f\u3059\u308b\u7b87\u6240\u306f\u3001{& block … &}{& endblock … &}\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
{% extends 'base.html' %}\r\n\r\n{% block title %}Search{% endblock %}\r\n\r\n{% block content %}\r\n    <form action=\"\/result\" method=\"POST\">\r\n      <p>\u5546\u54c1\uff1a<input type=\"text\" name=\"item\" size=\"30\"><\/p>\r\n      <p><input type=\"submit\" value=\"\u5165\u529b\"><\/p>\r\n    <\/form>\r\n{% endblock %}\r\n<\/pre>\n
\n
(3) result.html<\/p>\n
\u691c\u7d22\u7d50\u679c\u306eHTML\u30da\u30fc\u30b8\u3067\u3059\u3002search.py\u306b\u3042\u3063\u305f<p>…<\/p>\u306e\u7b87\u6240\u3092\u79fb\u52d5\u3057\u3066\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
{% extends 'base.html' %}\r\n\r\n{% block title %}Result{% endblock %}\r\n\r\n{% block content %}\r\n    <p>\u300c{{item}}\u300d\u306f{{price}}\u3067\u3059\uff01<\/p>\r\n{%  endblock %}\r\n<\/pre>\n
\n
(4) search.py\uff08\u4e00\u90e8\u629c\u7c8b\uff09<\/p>\n
\u300cresult.html\u300d\u306e\u4f5c\u6210\u306b\u4f34\u3044\u3001result\u95a2\u6570\u306ereturn\u306e\u7b87\u6240\u3092\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u300cresult.html\u300d\u3092\u547c\u3073\u51fa\u3059\u3088\u3046\u306b\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002<\/p>\n
@app.route(\"\/result\", methods=['POST'])\r\ndef result():\r\n    item = request.form['item']\r\n    items = [('\u30ad\u30e3\u30d9\u30c4', 200), ('\u306b\u3093\u3058\u3093', 100), ('\u725b\u4e73', 178), ('\u3082\u3084\u3057', 50)]\r\n    price = '\u672a\u767b\u9332'\r\n    for row in items:\r\n        if row[0] == item:\r\n            price = str(row[1]) + '\u5186'\r\n    renderpage = render_template(\"result.html\",item=item, price=price)\r\n    return renderpage<\/pre>\n
\n
\u25a0\u52d5\u4f5c\u78ba\u8a8d<\/p>\n
\u30fb\u691c\u7d22\u753b\u9762<\/p>\n
\"\"<\/p>\n
\u30fb\u691c\u7d22\u7d50\u679c\u753b\u9762<\/p>\n
\"\"<\/p>\n
\u300cbase.html\u300d\u3067\u4f5c\u6210\u3057\u305f\u3001title\u30bf\u30b0\u306e”\u5546\u54c1\u691c\u7d22\u30b7\u30b9\u30c6\u30e0”\u3084body\u30bf\u30b0\u306e”\u5546\u54c1\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9”\u304c\u5404\u753b\u9762\u306b\u7d99\u627f\u3055\u308c\u3066\u3044\u307e\u3059\u3002jinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3067\u5c11\u3057\u6574\u7406\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
 <\/p>\n
\u4ee5\u4e0a\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u524d\u56de\u306b\u4f5c\u6210\u3057\u305fWeb\u30da\u30fc\u30b8\u3088\u308a\u3001HTML\u3092\u6574\u7406\u3059\u308b\u305f\u3081\u306bjinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 jinja2\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3068\u306f\u3001Flask\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3067\u3001HTML\u306e\u4e2d\u306bPython\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d…\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":9,"featured_media":826,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-822","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/posts\/822"}],"collection":[{"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/comments?post=822"}],"version-history":[{"count":3,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/posts\/822\/revisions"}],"predecessor-version":[{"id":829,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/posts\/822\/revisions\/829"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/media\/826"}],"wp:attachment":[{"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/media?parent=822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/categories?post=822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idealive.jp\/blog\/wp-json\/wp\/v2\/tags?post=822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}