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annotate mam.js @ 34:45bd945c5722

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Change all blur events to change, prevents a stanza when no change occured.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 23 Dec 2018 20:31:02 +0100
parents 6c620e9f7d2c
children 6d861d881b96
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07543f7f5e89 Retrieve and change the default MAM prefs.
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1 'use strict';
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2
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3 function initMAM(connection) {
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4 const prefs_default = document.getElementById('mam-prefs-default');
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5 const prefs_always = document.getElementById('mam-prefs-always');
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6 const prefs_never = document.getElementById('mam-prefs-never');
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7 const prefs_spinner = document.getElementById('mam-prefs-spinner');
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8
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9 const mam_retrieve = document.getElementById('mam-retrieve');
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10 const download_button = document.getElementById('mam-download');
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11 const retrieve_spinner = document.getElementById('mam-retrieve-spinner');
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13 const mam_data = [];
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15 download_button.disabled = true;
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16
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17 const iq = $iq({type: 'get'})
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18 .c('prefs', {xmlns: NS.mam});
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19 connection.sendIQ(iq, onMAMPrefs, onMAMPrefsError.bind(null, 'query failed.'));
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20 displaySpinner(prefs_spinner);
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21
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22 function onMAMPrefs(result_iq)
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23 {
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24 const prefs = parseXPath(result_iq, './mam:prefs');
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25 if (prefs == null)
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26 return onMAMPrefsError('server error.');
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27 const default_ = prefs.getAttributeNS(null, 'default');
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28 prefs_default.value = default_;
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29 prefs_default.disabled = false;
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30 hideSpinner(prefs_spinner);
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31 const always = parseXPath(prefs, './mam:always/mam:jid', XPathResult.ORDERED_NODE_ITERATOR_TYPE);
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32 const always_array = [];
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33 while (true) {
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34 const item = always.iterateNext();
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35 if (!item)
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36 break;
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37 const jid = item.textContent;
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38 always_array.push(jid);
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39 }
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40 prefs_always.value = always_array.join('\n');
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41 const never = parseXPath(prefs, './mam:never/mam:jid', XPathResult.ORDERED_NODE_ITERATOR_TYPE);
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42 const never_array = [];
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43 while (true) {
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44 const item = never.iterateNext();
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45 if (!item)
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46 break;
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47 const jid = item.textContent;
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48 never_array.push(jid);
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49 }
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50 prefs_never.value = never_array.join('\n');
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51 }
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52
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53 function onMAMPrefsError(string)
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54 {
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55 console.log('Failed to retrieve your message archiving preferences: ' + string);
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56 spinnerError(prefs_spinner);
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57 }
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58
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59 function submitPrefs(evt) {
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60 const iq = $iq({type: 'set'})
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61 .c('prefs', {xmlns: NS.mam, 'default': prefs_default.value})
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62 .c('always');
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63 const always_array = prefs_always.value.split('\n');
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64 for (let line of always_array) {
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65 iq.c('jid').t(line).up();
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66 }
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67 iq.up().c('never');
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68 const never_array = prefs_never.value.split('\n');
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69 for (let line of never_array) {
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70 iq.c('jid').t(line).up();
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71 }
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72 connection.sendIQ(iq, onPrefsSet, onPrefsError);
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73 displaySpinner(prefs_spinner);
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74 }
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75
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76 prefs_default.addEventListener('change', submitPrefs);
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77 prefs_always.addEventListener('change', submitPrefs);
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78 prefs_never.addEventListener('change', submitPrefs);
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79
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80 function onPrefsSet(iq)
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81 {
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82 console.log('MAM preferences successfully updated.');
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83 spinnerOk(prefs_spinner);
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84 }
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85
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86 function onPrefsError(iq)
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87 {
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88 console.log('Error while changing MAM preferences.');
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89 spinnerError(prefs_spinner);
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90 }
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91
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92 mam_retrieve.addEventListener('click', function (evt) {
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93 connection.mam.query(null, {
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94 onMessage: function (message, delay, id) {
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95 console.log('Got a MAM message:', message, delay, id);
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96 const result = document.createElementNS(NS.mam, 'result');
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97 result.setAttributeNS(null, 'id', id);
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98 const forwarded = document.createElementNS(NS.forward, 'forwarded');
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99 forwarded.appendChild(delay);
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100 forwarded.appendChild(message);
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101 result.appendChild(forwarded);
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102 mam_data.push(result);
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103 },
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104 onComplete: function () {
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105 console.log('Received all messages, you can now download a backup of your archive.');
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106 download_button.disabled = false;
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107 spinnerOk(retrieve_spinner);
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108 },
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109 });
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110 displaySpinner(retrieve_spinner);
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111 });
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112
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113 download_button.addEventListener('click', function (evt) {
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114 // TODO: extend XEP-0227 with MAM support.
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115 const messages = document.createElementNS('https://prosody.im/protocol/pie-mam', 'message-archive');
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116 for (let result of mam_data)
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117 messages.appendChild(result);
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118 const blob = new Blob([messages.outerHTML], {type: 'text/xml'});
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diff changeset
119 const link = document.createElementNS('http://www.w3.org/1999/xhtml', 'a');
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
120 link.hidden = false;
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
121 link.href = URL.createObjectURL(blob);
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
122 link.download = Strophe.getBareJidFromJid(connection.jid) + '-archive.xml';
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
123 console.log(link.download);
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
124 document.body.appendChild(link);
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
125 link.click();
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
126 URL.revokeObjectURL(link.href);
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
127 document.body.removeChild(link);
6c620e9f7d2c Add support for retrieving all MAM messages, and for downloading it in a XEP-0227-like format.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 20
diff changeset
128 });
17
07543f7f5e89 Retrieve and change the default MAM prefs.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
129 }