Mercurial > psgxs

annotate modules/mod_publish.js @ 36:26eb015a7c40

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Really should learn that “hg addremove” is good.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Wed, 10 Nov 2010 01:43:25 +0100
parents 6697f394301f
children 4c808bfe0658
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1 var config = require('../configuration');
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2 var storage = require('../storage');
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3 var notifs = require('../notifs');
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4 var errors = require('../errors');
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5 var fdsq = require('../fdsq');
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6 var toBareJID = fdsq.toBareJID;
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7 var NS = require('../namespaces');
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8
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9 // SECTION 7.1: Publish an Item to a Node
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10 exports.publish = {
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11 type: 'set',
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12 child: 'pubsub',
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13 ns: NS.PUBSUB,
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14 child2: 'publish',
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15 func: function(response, stanza, request, to) {
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16 if (!config.enabled('publish'))
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17 return makeError(response, errors.pub.publish.item_publication_not_supported.n);
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19 var nodeID = request.getAttribute('node');
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20 if (!nodeID || nodeID == '')
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21 return makeError(response, errors.nodeid_required.n);
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22
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23 var autocreate = false;
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24 if (!storage.existsNode(nodeID)) {
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25 if (config.enabled('auto-create'))
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26 autocreate = true;
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27 else
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28 return makeError(response, errors.node_does_not_exist.n);
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29 }
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31 var affil = storage.getAffiliation(toBareJID(to), nodeID);
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32 if (typeof affil == 'number' && affil != errors.node_does_not_exist.n)
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33 return makeError(response, affil);
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34 if (!autocreate && affil != 'super-owner' && affil != 'owner' && affil != 'publisher' && affil != 'publish-only')
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35 return makeError(response, errors.forbidden.n);
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36
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37 var item = request.getChild('item');
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38 var itemID = item.getAttribute('id');
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39 if (!config.enabled('item-ids') && itemID)
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40 return makeError(response, errors.itemid_required.n);
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41 itemID = itemID? itemID: fdsq.makeRandomId();
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42
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43 if (item.tags.length != 1)
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44 return makeError(response, errors.pub.publish.bad_payload.n);
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45
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46 var conf = storage.getConfiguration(nodeID);
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47 /*var publishOptions = pubsub.getChild('publish-options');
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48 if (publishOptions && config.enabled('publish-options')) {
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49 var x = publishOptions.getChild('x', 'jabber:x:data');
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50 if (!x || x.getAttribute('type') != 'submit')
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51 return makeError(response, errors.bad_request.n);
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52
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53 var form = forms.parse(x, true);
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54 if (form.access_model != conf['pubsub#access_model'] && !autocreate)
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55 return makeError(response, errors.pub.configuration.precondition.n);
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56 }*/
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57
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58 if (!config.enabled('persistent-items')) {
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59 var notifications = storage.purgeNode(nodeID);
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60 if (typeof notifications == 'number')
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61 return makeError(response, r);
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62 }
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63
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64 if (autocreate) {
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65 if (!form)
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66 form = {};
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67 form['pubsub#creator'] = toBareJID(to);
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68
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69 var r = storage.createNode(nodeID, form);
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70 if (typeof r == 'number')
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71 return makeError(response, r);
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72 }
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73
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74 var content = item.getChild();
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75
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76 subscribers = storage.setItem(nodeID, itemID, content);
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77 if (typeof subscribers == 'number')
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78 return makeError(response, subscribers);
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79
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80 var attrs = {};
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81 if (content)
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82 attrs[itemID] = {content: content};
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83 else
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84 attrs[itemID] = {};
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85 notifs.send(subscribers, 'items', nodeID, attrs);
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86
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87 response.c('pubsub', {xmlns: NS.PUBSUB})
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88 .c('publish', {node: nodeID})
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89 .c('item', {id: itemID});
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90
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91 return response;
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92 }
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93 }
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94
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95 // SECTION 7.2: Delete an Item from a Node
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96 exports.retract = {
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97 type: 'set',
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98 child: 'pubsub',
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99 ns: NS.PUBSUB,
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100 child2: 'retract',
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101 func: function(response, stanza, request, to) {
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102 if (!config.enabled('retract-items'))
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103 return makeError(response, errors.pub.retract.item_deletion_not_supported.n);
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104
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105 var nodeID = request.getAttribute('node');
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106 if (!nodeID || nodeID == '')
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107 return makeError(response, errors.nodeid_required.n);
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108 if (!storage.existsNode(nodeID))
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109 return makeError(response, errors.node_does_not_exist.n);
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110
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111 var item = request.getChild('item');
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112 if (!item)
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113 return makeError(response, errors.pub.retract.item_or_itemid_required.n);
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114
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115 var itemID = item.getAttribute('id')
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116 if (!itemID || itemID == '')
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117 return makeError(response, errors.pub.retract.item_or_itemid_required.n);
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118
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119 var affil = storage.getAffiliation(toBareJID(to), nodeID);
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120 if (affil != 'super-owner' && affil != 'owner' && affil != 'publish-only')
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121 return makeError(response, errors.forbidden.n);
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122
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123 var subscribers = storage.deleteItem(nodeID, itemID);
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124 if (typeof subscribers == 'number')
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125 return makeError(response, subscribers);
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126
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127 var attrs = {};
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128 attrs[itemID] = {};
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129 notifs.send(subscribers, 'items', nodeID, attrs, 'retract')
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130
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131 return response;
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132 }
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133 }