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annotate modules/mod_disco.js @ 42:07ca0263a53f

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Add an option to hide non-accessible nodes.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sat, 26 Feb 2011 17:39:49 +0100
parents bc717575e66a
children 023f767662d3
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1 // SECTION 5.1: Discover Features
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2 exports.disco_info = {
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3 type: 'get',
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4 child: 'query',
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5 ns: NS.DISCO_INFO,
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6 func: function(response, stanza, request) {
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7 var nodeID = request.getAttribute('node');
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8
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9 // SECTION 5.3: Discover Node Information
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10 if (nodeID && nodeID != '') {
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11 if (!storage.existsNode(nodeID))
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12 return makeError(response, errors.node_does_not_exist.n);
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13
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14 var conf = storage.getConfiguration(nodeID);
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15 if (typeof conf == 'number')
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16 return makeError(response, conf);
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17
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18 var type = 'leaf'
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19 if (conf['pubsub#node_type'])
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20 type = conf['pubsub#node_type'];
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21
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22 response.c('query', {xmlns: NS.DISCO_INFO, node: nodeID})
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23 .c('identity', {category: 'pubsub', type: type}).up()
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24 .c('feature', {'var': NS.PUBSUB}).up();
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25
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26 // SECTION 5.4
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27 if (config.enabled('meta-data')) {
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28 var x = forms.build('result', 'node_metadata', storage.getMetadata(nodeID), true);
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29 if (x)
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30 response.cnode(x);
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31 }
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32
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33 // SECTION 5.1: Discover Features
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34 } else {
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35 response.c('query', {xmlns: NS.DISCO_INFO})
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36 .c('identity', {category: 'pubsub', type: 'service', name: 'PubSub JavaScript Server'}).up()
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37 .c('feature', {'var': NS.DISCO_INFO}).up()
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38 .c('feature', {'var': NS.DISCO_ITEMS}).up()
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39 .c('feature', {'var': NS.PUBSUB}).up()
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40 .c('feature', {'var': 'jabber:iq:version'}).up()
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41 .c('feature', {'var': NS.COMMANDS}).up();
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42
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43 for (var i in config.activated)
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44 if (typeof i == 'string')
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45 response.c('feature', {'var': 'http://jabber.org/protocol/pubsub#' + config.activated[i]}).up();
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46 }
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47
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48 return response;
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49 }
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50 }
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51
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52 // SECTION 5.2: Discover Nodes
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53 exports.disco_items = {
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54 type: 'get',
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55 child: 'query',
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56 ns: NS.DISCO_ITEMS,
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57 func: function(response, stanza, request, to) {
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58 var children;
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59 var nodeID = request.getAttribute('node');
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60 if (nodeID && nodeID != '') {
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61 if (nodeID == NS.COMMANDS) {
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62 // XEP-0050: Ad-Hoc Commands
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63
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64 response.c('query', {xmlns: NS.DISCO_ITEMS, node: nodeID})
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65 .c('item', {jid: config.jid, node: 'ping', name: 'Ping'}).up()
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66 .c('item', {jid: config.jid, node: 'reload', name: 'Reload'}).up();
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67
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68 return response;
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69 } else {
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70 if (!storage.existsNode(nodeID))
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71 return makeError(response, errors.node_does_not_exist.n);
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72
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73 response.c('query', {xmlns: NS.DISCO_ITEMS, node: nodeID});
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74
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75 children = storage.getChildren(nodeID);
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76 if (typeof children == 'number')
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77 return makeError(response, children);
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78 }
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79 } else {
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80 response.c('query', {xmlns: NS.DISCO_ITEMS});
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81
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82 children = storage.getChildren();
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83 if (typeof children == 'number')
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84 return makeError(response, children);
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85 }
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86
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87 for (var nodeID in children) {
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88 var attr = {jid: config.jid};
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89 if (children[nodeID] == 'node') {
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90 if (config.enabled('meta-data')) {
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91 var metadata = storage.getMetadata(nodeID);
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92 if (metadata['pubsub#title'])
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93 attr.name = metadata['pubsub#title'];
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94
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95 if (config.hideNonAccessibleNodes) {
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96 var configuration = storage.getConfiguration(nodeID);
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97 if (configuration['pubsub#access_model'] == 'whitelist') {
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98 var affils = storage.getAffiliationsFromNodeID(nodeID);
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99 var affil = affils[toBareJID(to)];
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100 if (!affil || affil == 'outcast')
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101 continue;
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102 }
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103 }
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104 }
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105 attr.node = nodeID;
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106
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107 // SECTION 5.5: Discover Items for a Node
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108 } else
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109 attr.name = nodeID;
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110
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111 response.c('item', attr).up();
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112 }
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113
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114 return response;
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115 }
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116 }