Mercurial > psgxs

annotate modules/mod_publish.js @ 33:62cbb1c49bc5

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Fix publish; add owner metadata field; add HTTP module and Atom HTTP module.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Fri, 05 Nov 2010 14:01:45 +0100
parents b2faacfefb90
children dcf1f09f8cee
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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 toBareJID = require('../util').toBareJID;
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5 var NS = require('../namespaces');
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6
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7 // SECTION 7.1: Publish an Item to a Node
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8 exports.publish = {
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9 type: 'set',
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10 child: 'pubsub',
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11 ns: NS.PUBSUB,
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12 child2: 'publish',
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13 func: function(response, stanza, request, to) {
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14 if (!config.enabled('publish'))
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15 return makeError(response, errors.pub.publish.item_publication_not_supported.n);
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17 var nodeID = request.getAttribute('node');
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18 if (!nodeID || nodeID == '')
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19 return makeError(response, errors.nodeid_required.n);
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21 var autocreate = false;
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22 if (!storage.existsNode(nodeID)) {
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23 if (config.enabled('auto-create'))
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24 autocreate = true;
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25 else
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26 return makeError(response, errors.node_does_not_exist.n);
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27 }
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29 var affil = storage.getAffiliation(toBareJID(to), nodeID);
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30 if (typeof affil == 'number' && affil != errors.node_does_not_exist.n)
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31 return makeError(response, affil);
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32 if (!autocreate && affil != 'super-owner' && affil != 'owner' && affil != 'publisher' && affil != 'publish-only')
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33 return makeError(response, errors.forbidden.n);
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34
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35 var item = request.getChild('item');
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36 var itemID = item.getAttribute('id');
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37 if (!config.enabled('item-ids') && itemID)
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38 return makeError(response, errors.itemid_required.n);
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39 itemID = itemID? itemID: utils.makeRandomId();
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40
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41 if (item.tags.length != 1)
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42 return makeError(response, errors.pub.publish.bad_payload.n);
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43
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44 var conf = storage.getConfiguration(nodeID);
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45 /*var publishOptions = pubsub.getChild('publish-options');
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46 if (publishOptions && config.enabled('publish-options')) {
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47 var x = publishOptions.getChild('x', 'jabber:x:data');
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48 if (!x || x.getAttribute('type') != 'submit')
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49 return makeError(response, errors.bad_request.n);
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50
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51 var form = forms.parse(x, true);
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52 if (form.access_model != conf['pubsub#access_model'] && !autocreate)
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53 return makeError(response, errors.pub.configuration.precondition.n);
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54 }*/
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55
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56 if (!config.enabled('persistent-items')) {
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57 var notifications = storage.purgeNode(nodeID);
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58 if (typeof notifications == 'number')
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59 return makeError(response, r);
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60 }
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61
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62 if (autocreate) {
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63 if (!form)
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64 form = {};
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65 form['pubsub#creator'] = toBareJID(to);
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66
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67 var r = storage.createNode(nodeID, form);
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68 if (typeof r == 'number')
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69 return makeError(response, r);
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70 }
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71
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72 var content = item.getChild();
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73
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74 subscribers = storage.setItem(nodeID, itemID, content);
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75 if (typeof subscribers == 'number')
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76 return makeError(response, subscribers);
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77
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78 var attrs = {};
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79 if (content)
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80 attrs[itemID] = {content: content};
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81 else
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82 attrs[itemID] = {};
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83 notifs.send(subscribers, 'items', nodeID, attrs);
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84
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85 response.c('pubsub', {xmlns: NS.PUBSUB})
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86 .c('publish', {node: nodeID})
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87 .c('item', {id: itemID});
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88
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89 return response;
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90 }
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91 }
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92
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93 // SECTION 7.2: Delete an Item from a Node
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94 exports.retract = {
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95 type: 'set',
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96 child: 'pubsub',
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97 ns: NS.PUBSUB,
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98 child2: 'retract',
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99 func: function(response, stanza, request, to) {
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100 if (!config.enabled('retract-items'))
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101 return makeError(response, errors.pub.retract.item_deletion_not_supported.n);
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102
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103 var nodeID = request.getAttribute('node');
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104 if (!nodeID || nodeID == '')
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105 return makeError(response, errors.nodeid_required.n);
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106 if (!storage.existsNode(nodeID))
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107 return makeError(response, errors.node_does_not_exist.n);
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108
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109 var item = request.getChild('item');
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110 if (!item)
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111 return makeError(response, errors.pub.retract.item_or_itemid_required.n);
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112
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113 var itemID = item.getAttribute('id')
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114 if (!itemID || itemID == '')
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115 return makeError(response, errors.pub.retract.item_or_itemid_required.n);
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116
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117 var affil = storage.getAffiliation(toBareJID(to), nodeID);
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118 if (affil != 'super-owner' && affil != 'owner' && affil != 'publish-only')
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119 return makeError(response, errors.forbidden.n);
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120
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121 var subscribers = storage.deleteItem(nodeID, itemID);
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122 if (typeof subscribers == 'number')
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123 return makeError(response, subscribers);
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124
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125 var attrs = {};
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126 attrs[itemID] = {};
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127 notifs.send(subscribers, 'items', nodeID, attrs, 'retract')
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128
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129 return response;
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130 }
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131 }