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annotate mam.js @ 61:78c873be0caa

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Remove Prosody specifics in strings and namespaces.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 24 May 2020 13:13:57 +0200
parents 6d861d881b96
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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6d861d881b96 Add license headers to all source files.
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1 // SPDX-License-Identifier: AGPL-3.0-only
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2 /*
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3 * Copyright © 2018-2020 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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4 * Copyright © 2020 Mathieu Pasquet <mathieui@mathieui.net>
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5 *
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6 * Released under GNU AGPL v3 only, read the file 'LICENSE' for more information.
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7 */
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8
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9 'use strict';
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10
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11 function initMAM(connection) {
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12 const prefs_default = document.getElementById('mam-prefs-default');
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13 const prefs_always = document.getElementById('mam-prefs-always');
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14 const prefs_never = document.getElementById('mam-prefs-never');
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15 const prefs_spinner = document.getElementById('mam-prefs-spinner');
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16
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17 const mam_retrieve = document.getElementById('mam-retrieve');
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18 const download_button = document.getElementById('mam-download');
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19 const retrieve_spinner = document.getElementById('mam-retrieve-spinner');
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21 const mam_data = [];
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23 download_button.disabled = true;
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24
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25 const iq = $iq({type: 'get'})
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26 .c('prefs', {xmlns: NS.mam});
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27 connection.sendIQ(iq, onMAMPrefs, onMAMPrefsError.bind(null, 'query failed.'));
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28 displaySpinner(prefs_spinner);
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29
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30 function onMAMPrefs(result_iq)
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31 {
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32 const prefs = parseXPath(result_iq, './mam:prefs');
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33 if (prefs == null)
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34 return onMAMPrefsError('server error.');
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35 const default_ = prefs.getAttributeNS(null, 'default');
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36 prefs_default.value = default_;
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37 prefs_default.disabled = false;
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38 hideSpinner(prefs_spinner);
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39 const always = parseXPath(prefs, './mam:always/mam:jid', XPathResult.ORDERED_NODE_ITERATOR_TYPE);
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40 const always_array = [];
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41 while (true) {
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42 const item = always.iterateNext();
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43 if (!item)
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44 break;
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45 const jid = item.textContent;
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46 always_array.push(jid);
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47 }
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48 prefs_always.value = always_array.join('\n');
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49 const never = parseXPath(prefs, './mam:never/mam:jid', XPathResult.ORDERED_NODE_ITERATOR_TYPE);
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50 const never_array = [];
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51 while (true) {
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52 const item = never.iterateNext();
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53 if (!item)
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54 break;
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55 const jid = item.textContent;
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56 never_array.push(jid);
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57 }
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58 prefs_never.value = never_array.join('\n');
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59 }
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60
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61 function onMAMPrefsError(string)
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62 {
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63 console.log('Failed to retrieve your message archiving preferences: ' + string);
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64 spinnerError(prefs_spinner);
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65 }
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66
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67 function submitPrefs(evt) {
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68 const iq = $iq({type: 'set'})
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69 .c('prefs', {xmlns: NS.mam, 'default': prefs_default.value})
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70 .c('always');
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71 const always_array = prefs_always.value.split('\n');
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72 for (let line of always_array) {
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73 iq.c('jid').t(line).up();
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74 }
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75 iq.up().c('never');
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76 const never_array = prefs_never.value.split('\n');
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77 for (let line of never_array) {
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78 iq.c('jid').t(line).up();
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79 }
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80 connection.sendIQ(iq, onPrefsSet, onPrefsError);
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81 displaySpinner(prefs_spinner);
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82 }
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83
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84 prefs_default.addEventListener('change', submitPrefs);
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85 prefs_always.addEventListener('change', submitPrefs);
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86 prefs_never.addEventListener('change', submitPrefs);
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87
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88 function onPrefsSet(iq)
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89 {
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90 console.log('MAM preferences successfully updated.');
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91 spinnerOk(prefs_spinner);
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92 }
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93
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94 function onPrefsError(iq)
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95 {
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96 console.log('Error while changing MAM preferences.');
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97 spinnerError(prefs_spinner);
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98 }
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99
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100 mam_retrieve.addEventListener('click', function (evt) {
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101 connection.mam.query(null, {
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102 onMessage: function (message, delay, id) {
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103 console.log('Got a MAM message:', message, delay, id);
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104 const result = document.createElementNS(NS.mam, 'result');
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105 result.setAttributeNS(null, 'id', id);
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106 const forwarded = document.createElementNS(NS.forward, 'forwarded');
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107 forwarded.appendChild(delay);
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108 forwarded.appendChild(message);
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109 result.appendChild(forwarded);
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110 mam_data.push(result);
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111 },
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112 onComplete: function () {
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113 console.log('Received all messages, you can now download a backup of your archive.');
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114 download_button.disabled = false;
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115 spinnerOk(retrieve_spinner);
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116 },
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117 });
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118 displaySpinner(retrieve_spinner);
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119 });
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120
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121 download_button.addEventListener('click', function (evt) {
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122 // TODO: extend XEP-0227 with MAM support.
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123 const messages = document.createElementNS('https://linkmauve.fr/protocol/pie-mam', 'message-archive');
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124 for (let result of mam_data)
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125 messages.appendChild(result);
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126 const blob = new Blob([messages.outerHTML], {type: 'text/xml'});
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127 const link = document.createElementNS('http://www.w3.org/1999/xhtml', 'a');
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128 link.hidden = false;
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129 link.href = URL.createObjectURL(blob);
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130 link.download = Strophe.getBareJidFromJid(connection.jid) + '-archive.xml';
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131 console.log(link.download);
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132 document.body.appendChild(link);
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133 link.click();
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134 URL.revokeObjectURL(link.href);
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135 document.body.removeChild(link);
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136 });
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07543f7f5e89 Retrieve and change the default MAM prefs.
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137 }