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annotate examples/blog/src/edit.html.luan @ 1750:c7b3c327248a

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webserver error handling
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 10 Jan 2023 22:42:47 -0700
parents 4c2972f4d862
children
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rev   line source
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ca169567ce07 module URIs must now include ".luan"
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1 local Luan = require "luan:Luan.luan"
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2 local error = Luan.error
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3 local String = require "luan:String.luan"
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4 local to_number = String.to_number or error()
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5 local Io = require "luan:Io.luan"
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6 local Http = require "luan:http/Http.luan"
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7 local Post = require "site:/lib/Post.luan"
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8
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9
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10 return function()
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11 local post_id = to_number(Http.request.parameters.post) or error()
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12 local post = Post.get_by_id(post_id) or error()
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13 if Http.request.parameters.save ~= nil then
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14 post.subject = Http.request.parameters.subject
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15 post.content = Http.request.parameters.content
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16 post.save()
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17 Http.response.send_redirect("/#p"..post.id)
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18 return
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19 end
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20
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21 Io.stdout = Http.response.text_writer()
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22 %>
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23 <!doctype html>
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24 <html>
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25 <head>
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26 <style>
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27 @import "/site.css";
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28 </style>
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29 </head>
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30 <body>
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31 <h1>Make New Post</h1>
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32
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33 <form method=post>
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34 <p>Subject: <input name=subject size=50 type=text value="<%= post.subject %>"></p>
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35 <p><textarea name=content rows=20 cols=90><%= post.content %></textarea><br>bbcode works</p>
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36 <p>
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37 <input type=submit name=save value=Submit>
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38 </p>
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39 </form>
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40
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41 </body>
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42 </html>
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43 <%
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44 end