Mercurial > psgxs

annotate modules/mod_retrieve.js @ 41:bc717575e66a

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Much better handling of modules.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 20 Feb 2011 15:51:12 +0100
parents 4c808bfe0658
children 023f767662d3
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1 // SECTION 5.6: Retrieve Subscriptions
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2 exports.retrieveSubscriptions = {
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3 type: 'get',
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4 child: 'pubsub',
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5 ns: NS.PUBSUB,
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6 child2: 'subscriptions',
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7 func: function(response, stanza, request, to) {
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8 if (!config.enabled('retrieve-subscriptions'))
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9 return makeError(response, errors.subscriptions_retrieval_not_supported.n);
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10
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11 var nodeID = request.getAttribute('node');
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12 if (nodeID && nodeID != '') {
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13 if (!storage.existsNode(nodeID))
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14 return makeError(response, errors.node_does_not_exist.n);
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15 var subs = storage.getSubscription(toBareJID(to), nodeID);
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16 } else
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17 var subs = storage.getSubscription(toBareJID(to));
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19 response.c('pubsub', {xmlns: NS.PUBSUB})
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20 .c('subscriptions');
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22 for (i in subs)
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23 response.c('subscription', {node: i, jid: to, subscription: subs[i].type, subid: subs[i].subid}).up();
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24
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25 return response;
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26 }
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27 }
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28
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29 // SECTION 5.7: Retrieve Affiliations
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30 exports.retrieveAffiliations = {
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31 type: 'get',
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32 child: 'pubsub',
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33 ns: NS.PUBSUB,
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34 child2: 'affiliations',
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35 func: function(response, stanza, request, to) {
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36 if (!config.enabled('retrieve-affiliations'))
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37 return makeError(response, errors.affiliations_retrieval_not_supported.n);
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38
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39 var nodeID = request.getAttribute('node');
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40 if (nodeID && nodeID != '') {
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41 if (!storage.existsNode(nodeID))
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42 return makeError(response, errors.node_does_not_exist.n);
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43 var affils = {};
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44 affils[nodeID] = storage.getAffiliation(toBareJID(to), nodeID);
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45 } else
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46 var affils = storage.getAffiliationsFromJID(toBareJID(to));
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47
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48 response.c('pubsub', {xmlns: NS.PUBSUB})
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49 .c('affiliations');
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50
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51 for (i in affils)
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52 response.c('affiliation', {node: i, affiliation: affils[i]}).up();
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53
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54 return response;
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55 }
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56 }
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57
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58 // SECTION 6.5: Retrieve Items from a Node
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59 exports.retrieveItems = {
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60 type: 'get',
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61 child: 'pubsub',
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62 ns: NS.PUBSUB,
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63 child2: 'items',
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64 func: function(response, stanza, request, to) {
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65 if (!config.enabled('retrieve-items'))
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66 return makeError(response, errors.sub.default_options.node_configuration_not_supported.n);
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67
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68 var nodeID = request.getAttribute('node');
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69 if (!nodeID || nodeID == '')
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70 return makeError(response, errors.nodeid_required.n);
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71 if (!storage.existsNode(nodeID))
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72 return makeError(response, errors.node_does_not_exist.n);
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73
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74 var configuration = storage.getConfiguration(nodeID);
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75 if (configuration['pubsub#access_model'] == 'whitelist') {
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76 var affil = storage.getAffiliation(toBareJID(to), nodeID);
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77 if (affil != 'super-owner' && affil != 'owner' && affil != 'publisher' && affil != 'member')
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78 return makeError(response, errors.pub.publish.insufficient_privileges.n);
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79 }
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80
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81 var item = [];
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82 for (var i=0; i<request.children.length; i++) {
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83 var j = request.children[i];
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84 if (j.name == 'item' && j.attr['id'] && j.attr['id'] != '')
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85 item.push(j.attr['id']);
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86 }
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87
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88 response.c('pubsub', {xmlns: NS.PUBSUB});
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89
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90 var max_items = request.getAttribute('max_items');
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91 if (max_items)
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92 max_items = Number (max_items);
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93
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94 if (item.length) {
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95 response.c('items', {node: nodeID});
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96
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97 for (var i=0; i<item.length; i++) {
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98 var j = storage.getItem(nodeID, item[i]);
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99 if (typeof j == 'number')
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100 return makeError(response, j);
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101 if (j == errors.success)
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102 continue;
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103
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104 response.c('item', {id: item[i]})
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105 .cnode(j).up().up();
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106 }
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107 } else {
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108 response.c('items', {node: nodeID});
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109
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110 var j;
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111 if (max_items)
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112 j = storage.getLastItem(nodeID, max_items);
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113 else
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114 j = storage.getItems(nodeID);
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115 if (typeof j == 'number')
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116 return makeError(response, j);
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117
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118 var k = 0;
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119 for (var i in j)
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120 response.c('item', {id: i}).t(j[i].content).up();
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121 }
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122
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123 return response;
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124 }
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125 }