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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 Io = require "luan:Io.luan"
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4 local Http = require "luan:http/Http.luan"
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5 local Utils = require "site:/lib/Utils.luan"
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6 local base_url = Utils.base_url or error()
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7 local Shared = require "site:/lib/Shared.luan"
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8 local head = Shared.head or error()
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9 local body_header = Shared.body_header or error()
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10 local footer = Shared.footer or error()
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11 local User = require "site:/lib/User.luan"
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12
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13
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14 return function()
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15 local user = User.current_required()
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16 if user==nil then return end
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17 local url = base_url().."/"..user.name
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18 Io.stdout = Http.response.text_writer()
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19 %>
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20 <!doctype html>
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21 <html lang="en">
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22 <head>
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23 <% head() %>
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24 <title>Link My Style</title>
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25 <style>
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26 div[body] {
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27 text-align: center;
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28 }
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29 [qrcode] {
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30 display: inline-block;
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31 }
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32 a[download] {
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33 display: inline-block !important;
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34 width: 256px !important;
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35 }
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36 </style>
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37 <script type="text/javascript" src="qrcode.js"></script>
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38 </head>
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39 <body onload="setHref()">
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40 <div full>
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41 <% body_header() %>
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42 <div body>
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43 <h1>QR Code</h1>
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44 <span qrcode></span>
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45 <p><a download="linkmystyle" button big>Download</a></p>
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46 </div>
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47 <% footer() %>
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48 </div>
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49 </body>
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50 <script>
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51 'use strict';
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52
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53 let qrcode = new QRCode( document.querySelector('[qrcode]'), {
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54 text: '<%=url%>',
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55 width: 256,
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56 height: 256,
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57 } );
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58 //console.log(qrcode);
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59 function setHref() {
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60 let a = document.querySelector('a[download]');
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61 let img = document.querySelector('[qrcode] img');
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62 //console.log(img.src);
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63 a.href = img.src;
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64 }
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65 </script>
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66 </html>
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67 <%
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68 end
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