Mercurial > MadButterfly

annotate nodejs/examples/mce/epg.js @ 1532:4a92b639a1cd

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Clear selection set when switching current scene. To clear selection set after switching away from current to another scene. It avoids Inkscape select on nodes they are not saw after switching.
author Thinker K.F. Li <thinker@codemud.net>
date Fri, 30 Sep 2011 12:31:33 +0800
parents 9bd8e814f730
children
rev   line source
932
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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diff changeset
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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2 // vim: sw=4:ts=8:sts=4
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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3 var http = require('http');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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4 var URL = require('url');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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5 var sys = require("sys");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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6 var fs = require("fs");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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7 var os = require("child_process");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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8 function EPG()
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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9 {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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10 var epgsrv = http.createClient(8080, '211.23.50.144');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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11 var cmd = '{"Protocol":"EPG-CSP","Command":"SearchRequest","ProgramCat":"MainCat"}';
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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12 var headers={
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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13 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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14 'Host':'211.23.50.144:8080',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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15 'User-Agent':'MadButterfly',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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16 'Content-Type':'application/x-www-form-urlencoded'
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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17 };
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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18 headers['Content-Length'] = cmd.length;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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19 var request = epgsrv.request('POST', '/IPTV_EPG/EPGService.do?timestamp='+new Date().getTime(),headers);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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20 var self = this;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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21 sys.puts("aaaa");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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22 var js = '';
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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23 request.write(cmd);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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24 request.end();
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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25 request.on('response', function(res) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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26 sys.puts("connected");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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27 res.on('data',function (data) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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28 js = js + data;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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29 });
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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30 res.on('end', function () {
1122
3d438daea48c Add the handler for the next page
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31 try {
3d438daea48c Add the handler for the next page
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32 res = JSON.parse(js);
3d438daea48c Add the handler for the next page
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33 } catch(e) {
3d438daea48c Add the handler for the next page
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34 sys.puts(e);
3d438daea48c Add the handler for the next page
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35 sys.puts(js);
3d438daea48c Add the handler for the next page
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36 }
932
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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37 sys.puts("parsed");
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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38 self.onLoad(res);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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39
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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40 });
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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41 });
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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42 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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43
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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44
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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45 /**
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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46 * Check if the file has been cached. Create a symbolic to link if it is cached already.
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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47 *
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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48 */
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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49 function isCached(cachepath,file,obj) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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50 var fields = cachepath.split('.');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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51 try {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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52 var ext = fields.pop();
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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53 var pngfile = cachepath;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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54 sys.puts("ext="+ext);
1386
9f3f20c4a4fb Use jpg instead of PNG.
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55 //if (ext != 'png') {
9f3f20c4a4fb Use jpg instead of PNG.
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56 // fields.push('png');
9f3f20c4a4fb Use jpg instead of PNG.
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57 // pngfile = fields.join('.');
9f3f20c4a4fb Use jpg instead of PNG.
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58 //}
932
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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59 var st = fs.statSync(pngfile);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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60 try {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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61 fs.unlinkSync(file);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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62 } catch(e) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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63 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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64 fs.linkSync(pngfile, file);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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65 obj.pend = obj.pend - 1;
1386
9f3f20c4a4fb Use jpg instead of PNG.
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66 try {
9f3f20c4a4fb Use jpg instead of PNG.
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67 if (obj.pend == 0) {
9f3f20c4a4fb Use jpg instead of PNG.
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68 obj.onInitDone();
9f3f20c4a4fb Use jpg instead of PNG.
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69 }
9f3f20c4a4fb Use jpg instead of PNG.
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70 } catch(e) {
9f3f20c4a4fb Use jpg instead of PNG.
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71 sys.puts(e);
9f3f20c4a4fb Use jpg instead of PNG.
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72 }
932
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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73 return 1;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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74 } catch(e) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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75 sys.puts(e);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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76 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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77 return 0;
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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78 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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79
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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80 /**
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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81 * Implement the mkdir -p to create the directory
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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82 */
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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83 function CreateDirectory(cachepath)
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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84 {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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85 var fields = cachepath.split('/');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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86 var p='';
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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87 for(i=0;i<fields.length-1;i++) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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88 p = p + fields[i]+'/';
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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89 try {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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90 fs.mkdirSync(p,0777);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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91 } catch(e) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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92 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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93 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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94 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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95 /*
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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96 * We will check the cache directory. If the file is available, we will create a symbolic link only. Otherwise,
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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97 * we will fetch it before create the symbolic link.
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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98 */
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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99 function httpGetFile(url,file,obj)
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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100 {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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101 sys.puts("fetch "+ file);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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102 var u = URL.parse(url);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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103 var cachepath = 'cache/'+u.pathname;
1409
b8ba20b8f91a Call onInitDOne when all pictures are loaded.
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104 if (isCached(cachepath,file,obj)) {
b8ba20b8f91a Call onInitDOne when all pictures are loaded.
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105 return;
b8ba20b8f91a Call onInitDOne when all pictures are loaded.
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106 }
932
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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107 CreateDirectory(cachepath);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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108
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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109 // Fetch file from the server and convert it tyo PNG if it is not PNG format.
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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110 var f = fs.openSync(cachepath,'w');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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111 sys.puts("f="+f);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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112 var headers={
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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113 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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114 'Host':'211.23.50.144:8080',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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115 'User-Agent':'MadButterfly',
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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116 'Content-Type':'application/x-www-form-urlencoded'
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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117 };
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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118 sys.puts("host="+u.host+' '+u.port+' '+u.pathname);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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119 for(k in u) {
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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120 sys.puts(k+"--->"+u[k]);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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121 }
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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122 var c = http.createClient(8080,'211.23.50.144');
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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123 var req = c.request('GET',u.pathname,headers);
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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124 req.end();
bd9b0142fc7e Update the sample application. We can use the ./test5 to test it now. It will download the image from the VOD server and render it in the screen.
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125 req.on('response', function(res) {
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126 res.on('data',function(data) {
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127 fs.writeSync(f,data,0,data.length);
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128 });
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129 res.on('end',function() {
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130 fs.close(f);
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131 var fields = cachepath.split('.');
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132 var ext = fields.pop();
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133 if (ext != "png" && ext != 'jpg') {
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134 fields.push("png");
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135 newf = fields.join(".");
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136 sys.puts("cachepath="+cachepath+" newf="+newf);
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137 os.spawn("convert",[cachepath,newf]);
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138 } else {
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139 newf = cachepath;
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140 }
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141 try {
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142 fs.unlinkSync(file);
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143 } catch(e) {
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144 }
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145 sys.puts("end of "+cachepath+" to "+file);
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146 fs.symlinkSync(newf, file);
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147 obj.pend = obj.pend - 1;
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148 if (obj.pend == 0) {
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149 obj.onInitDone();
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150 sys.puts("done");
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151 }
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152
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153 });
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154
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155 });
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156 }
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157
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158 EPG.prototype.onLoad = function(res) {
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159 cats = res['ProgramCat'];
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160 this.pend = cats.length;
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161 this.maincat = cats;
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162 for (i in cats) {
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163 c = cats[i];
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164 httpGetFile(c['ProgramPIC'],'cat'+i+'.jpg',this);
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165 sys.puts("this.pend="+this.pend);
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166 }
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167 if (this.pend == 0)
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168 this.onInitDone();
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169 }
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170
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171 EPG.prototype.getList=function(item,func) {
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172 var epgsrv = http.createClient(8080, '211.23.50.144');
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173 for (k in this.maincat[item]) {
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174 sys.puts(k+"--->"+this.maincat[item][k]);
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175 }
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176 var catID = this.maincat[item]['Category'];
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177 sys.puts(catID);
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178 var cmd = '{"Protocol":"EPG-CSP","Command":"SearchRequest","ProgramSub":"'+catID+'"}';
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179 var headers={
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180 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
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181 'Host':'211.23.50.144:8080',
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182 'User-Agent':'MadButterfly',
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183 'Content-Type':'application/x-www-form-urlencoded;charset=utf-8'
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184 };
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185 //headers['Content-Length'] = cmd.length;
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186 var request = epgsrv.request('POST', '/IPTV_EPG/EPGService.do?timestamp='+new Date().getTime(),headers);
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187 var self = this;
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188 var js = '';
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189 request.write(cmd,encoding='utf-8');
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190 request.end();
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191 request.on('response', function(res) {
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192 res.on('data',function (data) {
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193 js = js + data;
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194 });
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195 res.on('end', function () {
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196 res = JSON.parse(unescape(js));
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197 sys.puts("parsed");
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198 sys.puts(js);
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199 func();
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200
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201 });
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202 });
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203 }
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204 EPG.prototype.onInitDone=function() {
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205 if (this.loadCallback)
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206 this.loadCallback();
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207 }
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208
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209 EPG.prototype.registerInitDone=function(cb) {
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210 this.loadCallback = cb;
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211 }
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212
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213 exports.EPG = EPG;