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annotate content/collections.js @ 238:d1a66c6f41c4

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make unsubscribe work again
author Myk Melez <myk@mozilla.org>
date Tue, 05 Aug 2008 12:44:46 -0700
parents b324ba5e93f0
children 5982695f4890
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* ***** BEGIN LICENSE BLOCK *****
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2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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3 *
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4 * The contents of this file are subject to the Mozilla Public License Version
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5 * 1.1 (the "License"); you may not use this file except in compliance with
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6 * the License. You may obtain a copy of the License at
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7 * http://www.mozilla.org/MPL/
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8 *
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9 * Software distributed under the License is distributed on an "AS IS" basis,
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10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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11 * for the specific language governing rights and limitations under the
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12 * License.
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13 *
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14 * The Original Code is Snowl.
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15 *
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16 * The Initial Developer of the Original Code is Mozilla.
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17 * Portions created by the Initial Developer are Copyright (C) 2008
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18 * the Initial Developer. All Rights Reserved.
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19 *
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20 * Contributor(s):
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21 * Myk Melez <myk@mozilla.org>
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22 *
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23 * Alternatively, the contents of this file may be used under the terms of
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24 * either the GNU General Public License Version 2 or later (the "GPL"), or
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25 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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26 * in which case the provisions of the GPL or the LGPL are applicable instead
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27 * of those above. If you wish to allow use of your version of this file only
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28 * under the terms of either the GPL or the LGPL, and not to allow others to
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29 * use your version of this file under the terms of the MPL, indicate your
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30 * decision by deleting the provisions above and replace them with the notice
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31 * and other provisions required by the GPL or the LGPL. If you do not delete
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32 * the provisions above, a recipient may use your version of this file under
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33 * the terms of any one of the MPL, the GPL or the LGPL.
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34 *
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35 * ***** END LICENSE BLOCK ***** */
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36
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37 Cu.import("resource://snowl/modules/service.js");
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38 Cu.import("resource://snowl/modules/datastore.js");
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39 Cu.import("resource://snowl/modules/log4moz.js");
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40 Cu.import("resource://snowl/modules/source.js");
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41 Cu.import("resource://snowl/modules/feed.js");
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42 Cu.import("resource://snowl/modules/URI.js");
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43 Cu.import("resource://snowl/modules/identity.js");
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44 Cu.import("resource://snowl/modules/collection.js");
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45
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46 // FIXME: make this configurable.
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47 const SNOWL_COLLECTIONS_HIERARCHICAL = false;
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48
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49 let SourcesView = {
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50 _log: null,
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51
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52 // Observer Service
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53 get _obsSvc() {
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54 let obsSvc = Cc["@mozilla.org/observer-service;1"].
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55 getService(Ci.nsIObserverService);
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56 delete this._obsSvc;
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57 this._obsSvc = obsSvc;
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58 return this._obsSvc;
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59 },
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60
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61 get _tree() {
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62 delete this._tree;
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63 return this._tree = document.getElementById("sourcesView");
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64 },
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65
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66 get _children() {
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67 delete this._children;
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68 return this._children = this._tree.getElementsByTagName("treechildren")[0];
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69 },
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71
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72 //**************************************************************************//
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73 // Initialization & Destruction
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74
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75 init: function() {
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76 this._log = Log4Moz.Service.getLogger("Snowl.Sidebar");
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77 this._obsSvc.addObserver(this, "sources:changed", true);
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78 this._getCollections();
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79 this._tree.view = this;
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80
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81 // Add a capturing click listener to the tree so we can find out if the user
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82 // clicked on a row that is already selected (in which case we let them edit
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83 // the collection name).
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84 // FIXME: disable this for names that can't be changed.
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85 this._tree.addEventListener("mousedown", function(aEvent) { SourcesView.onClick(aEvent) }, true);
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86
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87 gMessageViewWindow.SnowlMessageView.onCollectionsLoaded();
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88 },
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89
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90
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91 //**************************************************************************//
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92 // nsITreeView
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93
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94 selection: null,
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95
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96 get rowCount() {
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97 return this._rows.length;
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98 },
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99
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100 // FIXME: consolidate these two references.
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101 _treebox: null,
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102 setTree: function(treeBox) {
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103 this._treeBox = treeBox;
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104 },
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105
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106 getCellText : function(row, column) {
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107 return this._rows[row].name;
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108 },
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109
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110 isContainer: function(row) {
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111 //this._log.info("isContainer: " + (this._rows[row].groups ? true : false));
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112 return (this._rows[row].groups ? true : false);
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113 },
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114 isContainerOpen: function(row) {
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115 //this._log.info("isContainerOpen: " + this._rows[row].isOpen);
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116 return this._rows[row].isOpen;
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117 },
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118 isContainerEmpty: function(row) {
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119 //this._log.info("isContainerEmpty: " + row + " " + this._rows[row].groups.length + " " + (this._rows[row].groups.length == 0));
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120 return (this._rows[row].groups.length == 0);
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121 },
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122
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123 isSeparator: function(row) { return false },
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124 isSorted: function() { return false },
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125
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126 // FIXME: make this return true for collection names that are editable,
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127 // and then implement name editing on the new architecture.
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128 isEditable: function(row, column) { return false },
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129
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130 getParentIndex: function(row) {
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131 //this._log.info("getParentIndex: " + row);
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132
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133 let thisLevel = this.getLevel(row);
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134
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135 if (thisLevel == 0)
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136 return -1;
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137 for (let t = row - 1; t >= 0; t--)
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138 if (this.getLevel(t) < thisLevel)
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139 return t;
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140
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141 throw "getParentIndex: couldn't figure out parent index for row " + row;
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142 },
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143
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144 getLevel: function(row) {
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145 //this._log.info("getLevel: " + row);
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parents: 176
diff changeset
146
194
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parents: 187
diff changeset
147 if (!SNOWL_COLLECTIONS_HIERARCHICAL)
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diff changeset
148 return 0;
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parents: 187
diff changeset
149
179
ab9b528514e6 don't indent the All collection, and support more flexible hierarchy
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parents: 178
diff changeset
150 return this._rows[row].level;
172
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parents: 171
diff changeset
151 },
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parents: 171
diff changeset
152
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parents: 171
diff changeset
153 hasNextSibling: function(idx, after) {
177
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diff changeset
154 //this._log.info("hasNextSibling: " + idx + " " + after);
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parents: 176
diff changeset
155
172
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parents: 171
diff changeset
156 let thisLevel = this.getLevel(idx);
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parents: 171
diff changeset
157 for (let t = idx + 1; t < this._rows.length; t++) {
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parents: 171
diff changeset
158 let nextLevel = this.getLevel(t);
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parents: 171
diff changeset
159 if (nextLevel == thisLevel)
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parents: 171
diff changeset
160 return true;
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parents: 171
diff changeset
161 if (nextLevel < thisLevel)
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parents: 171
diff changeset
162 return false;
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parents: 171
diff changeset
163 }
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parents: 171
diff changeset
164
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parents: 171
diff changeset
165 return false;
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parents: 171
diff changeset
166 },
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parents: 171
diff changeset
167
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parents: 171
diff changeset
168 getImageSrc: function(row, column) {
177
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diff changeset
169 if (column.id == "nameCol") {
211
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diff changeset
170 let iconURL = this._rows[row].iconURL;
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parents: 202
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171 if (iconURL)
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parents: 202
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172 return iconURL.spec;
177
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parents: 176
diff changeset
173 }
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parents: 176
diff changeset
174
108
ec5e374be495 show favicons in the subscriptions sidebar
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parents: 106
diff changeset
175 return null;
21
df5025ed1a7b supress some log messages
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parents: 16
diff changeset
176 },
28
0d34d2108b49 use a custom view for the message pane
Myk Melez <myk@mozilla.org>
parents: 21
diff changeset
177
172
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parents: 171
diff changeset
178 toggleOpenState: function(idx) {
177
06a3197f71b1 make favicons work
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parents: 176
diff changeset
179 //this._log.info("toggleOpenState: " + idx);
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parents: 176
diff changeset
180
172
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parents: 171
diff changeset
181 let item = this._rows[idx];
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parents: 171
diff changeset
182 if (!item.groups)
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parents: 171
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183 return;
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parents: 171
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184
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parents: 171
diff changeset
185 if (item.isOpen) {
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parents: 171
diff changeset
186 item.isOpen = false;
28
0d34d2108b49 use a custom view for the message pane
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parents: 21
diff changeset
187
172
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diff changeset
188 let thisLevel = this.getLevel(idx);
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parents: 171
diff changeset
189 let numToDelete = 0;
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parents: 171
diff changeset
190 for (let t = idx + 1; t < this._rows.length; t++) {
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parents: 171
diff changeset
191 if (this.getLevel(t) > thisLevel)
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parents: 171
diff changeset
192 numToDelete++;
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parents: 171
diff changeset
193 else
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parents: 171
diff changeset
194 break;
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Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
195 }
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
196 if (numToDelete) {
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parents: 171
diff changeset
197 this._rows.splice(idx + 1, numToDelete);
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parents: 171
diff changeset
198 this._treeBox.rowCountChanged(idx + 1, -numToDelete);
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parents: 171
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199 }
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
200 }
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
201 else {
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parents: 171
diff changeset
202 item.isOpen = true;
108
ec5e374be495 show favicons in the subscriptions sidebar
Myk Melez <myk@mozilla.org>
parents: 106
diff changeset
203
172
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
204 let groups = this._rows[idx].groups;
3ec4ba145105 support for a hierarchical tree view
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parents: 171
diff changeset
205 for (let i = 0; i < groups.length; i++)
3ec4ba145105 support for a hierarchical tree view
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parents: 171
diff changeset
206 this._rows.splice(idx + 1 + i, 0, groups[i]);
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parents: 171
diff changeset
207 this._treeBox.rowCountChanged(idx + 1, groups.length);
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
208 }
108
ec5e374be495 show favicons in the subscriptions sidebar
Myk Melez <myk@mozilla.org>
parents: 106
diff changeset
209 },
ec5e374be495 show favicons in the subscriptions sidebar
Myk Melez <myk@mozilla.org>
parents: 106
diff changeset
210
195
1abed11b59f9 display icons for people
Myk Melez <myk@mozilla.org>
parents: 194
diff changeset
211 getRowProperties: function (row, properties) {},
1abed11b59f9 display icons for people
Myk Melez <myk@mozilla.org>
parents: 194
diff changeset
212 getCellProperties: function (row, column, properties) {},
1abed11b59f9 display icons for people
Myk Melez <myk@mozilla.org>
parents: 194
diff changeset
213 getColumnProperties: function(columnID, column, properties) {},
28
0d34d2108b49 use a custom view for the message pane
Myk Melez <myk@mozilla.org>
parents: 21
diff changeset
214
0d34d2108b49 use a custom view for the message pane
Myk Melez <myk@mozilla.org>
parents: 21
diff changeset
215 setCellText: function(aRow, aCol, aValue) {
75
877a7694445f update the sources table schema, changing the title column to name and differentiating between machine-processable and human-readable URIs
Myk Melez <myk@mozilla.org>
parents: 45
diff changeset
216 let statement = SnowlDatastore.createStatement("UPDATE sources SET name = :name WHERE id = :id");
172
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
217 statement.params.name = this._rows[aRow].name = aValue;
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
218 statement.params.id = this._rows[aRow].id;
21
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
219
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
220 try {
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
221 statement.execute();
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
222 }
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
223 finally {
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
224 statement.reset();
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
225 }
10
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
226 },
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
227
28
0d34d2108b49 use a custom view for the message pane
Myk Melez <myk@mozilla.org>
parents: 21
diff changeset
228
10
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
229 //**************************************************************************//
21
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
230 // Misc XPCOM Interface Implementations
10
64defcf896f1 update the list of sources when the user subscribes to one
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parents: 9
diff changeset
231
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
232 // nsISupports
64defcf896f1 update the list of sources when the user subscribes to one
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parents: 9
diff changeset
233 QueryInterface: function(aIID) {
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
234 if (aIID.equals(Ci.nsIObserver) ||
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
235 aIID.equals(Ci.nsISupportsWeakReference) ||
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
236 aIID.equals(Ci.nsISupports))
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
237 return this;
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
238
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
239 throw Cr.NS_ERROR_NO_INTERFACE;
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
240 },
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
241
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
242 // nsIObserver
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
243 observe: function(subject, topic, data) {
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
244 switch (topic) {
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
245 case "sources:changed":
172
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
246 this._getCollections();
105
cd3267665afd reinit the sidebar view when the number of rows changes
Myk Melez <myk@mozilla.org>
parents: 75
diff changeset
247 // Rebuild the view to reflect the new collection of messages.
cd3267665afd reinit the sidebar view when the number of rows changes
Myk Melez <myk@mozilla.org>
parents: 75
diff changeset
248 // Since the number of rows might have changed, we do this by reinitializing
cd3267665afd reinit the sidebar view when the number of rows changes
Myk Melez <myk@mozilla.org>
parents: 75
diff changeset
249 // the view instead of merely invalidating the box object (which doesn't
cd3267665afd reinit the sidebar view when the number of rows changes
Myk Melez <myk@mozilla.org>
parents: 75
diff changeset
250 // expect changes to the number of rows).
cd3267665afd reinit the sidebar view when the number of rows changes
Myk Melez <myk@mozilla.org>
parents: 75
diff changeset
251 this._tree.view = this;
10
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
252 break;
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
253 }
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
254 },
64defcf896f1 update the list of sources when the user subscribes to one
Myk Melez <myk@mozilla.org>
parents: 9
diff changeset
255
172
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
256 _collections: null,
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
257 _getCollections: function() {
178
1a27019af73e reimplement the 'All' collection on the new architecture
Myk Melez <myk@mozilla.org>
parents: 177
diff changeset
258 this._collections = [];
1a27019af73e reimplement the 'All' collection on the new architecture
Myk Melez <myk@mozilla.org>
parents: 177
diff changeset
259
211
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
260 let statement = SnowlDatastore.createStatement(
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
261 "SELECT id, name, iconURL, grouped, groupIDColumn, groupNameColumn, " +
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
262 "groupHomeURLColumn, groupIconURLColumn FROM collections ORDER BY orderKey"
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
263 );
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
264
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
265 statement.QueryInterface(Ci.mozIStorageStatementWrapper);
165
91524ab2554c allow listing by person
Myk Melez <myk@mozilla.org>
parents: 138
diff changeset
266
211
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
267 try {
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
268 while (statement.step()) {
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
269 this._collections.push(new SnowlCollection(statement.row.id,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
270 statement.row.name,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
271 URI.get(statement.row.iconURL),
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
272 null,
212
cf89d5c676c0 persist collection and group in the URL, and delay loading content until the collections sidebar has loaded
Myk Melez <myk@mozilla.org>
parents: 211
diff changeset
273 null,
211
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
274 statement.row.grouped ? true : false,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
275 statement.row.groupIDColumn,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
276 statement.row.groupNameColumn,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
277 statement.row.groupHomeURLColumn,
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
278 statement.row.groupIconURLColumn));
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
279 }
175
5409a8759186 collection object rearch: encapsulate grouping info into grouping object
Myk Melez <myk@mozilla.org>
parents: 174
diff changeset
280 }
211
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
281 finally {
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
282 statement.reset();
180
33e517403dc8 add the people view
Myk Melez <myk@mozilla.org>
parents: 179
diff changeset
283 }
33e517403dc8 add the people view
Myk Melez <myk@mozilla.org>
parents: 179
diff changeset
284
172
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
285 // Build the list of rows in the tree. By default, all containers
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
286 // are closed, so this is the same as the list of collections, although
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
287 // in the future we might persist and restore the open state.
3ec4ba145105 support for a hierarchical tree view
Myk Melez <myk@mozilla.org>
parents: 171
diff changeset
288 // XXX Should this work be in a separate function?
194
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
289 if (SNOWL_COLLECTIONS_HIERARCHICAL) {
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
290 this._rows = [collection for each (collection in this._collections)];
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
291 }
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
292 else {
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
293 this._rows = [];
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
294 for each (let collection in this._collections) {
211
9c5fdc76cb35 store the list of collections in the database
Myk Melez <myk@mozilla.org>
parents: 202
diff changeset
295 if (collection.grouped)
194
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
296 for each (let group in collection.groups)
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
297 this._rows.push(group);
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
298 else
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
299 this._rows.push(collection);
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
300 }
bdb8643cbeab flatten the list of collections
Myk Melez <myk@mozilla.org>
parents: 187
diff changeset
301 }
21
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
302 },
df5025ed1a7b supress some log messages
Myk Melez <myk@mozilla.org>
parents: 16
diff changeset
303
8
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
Myk Melez <myk@mozilla.org>
parents:
diff changeset
304 onSelect: function(aEvent) {
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
Myk Melez <myk@mozilla.org>
parents:
diff changeset
305 if (this._tree.currentIndex == -1)
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306 return;
173
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307
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308 let collection = this._rows[this._tree.currentIndex];
184
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309 gMessageViewWindow.SnowlMessageView.setCollection(collection);
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310 },
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311
21
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312 onClick: function(aEvent) {
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313 this._log.info("on click");
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314 //this._log.info(Log4Moz.enumerateProperties(aEvent).join("\n"));
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315 //this._log.info(aEvent.target.nodeName);
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316
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317 let row = {}, col = {}, child = {};
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318 this._tree.treeBoxObject.getCellAt(aEvent.clientX, aEvent.clientY, row, col, child);
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319 if (this._tree.view.selection.isSelected(row.value))
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320 this._log.info(row.value + " is selected");
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321 else
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322 this._log.info(row.value + " is not selected");
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323 },
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324
138
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325 subscribe: function(event) {
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326 gBrowserWindow.gBrowser.selectedTab =
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327 gBrowserWindow.gBrowser.addTab("chrome://snowl/content/subscribe.xul");
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328 },
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329
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330 unsubscribe: function(aEvent) {
238
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331 let collection = this._rows[this._tree.currentIndex];
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332
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333 if (!collection.parent || collection.parent.groupIDColumn != "sources.id")
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334 return;
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335
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336 let sourceID = this._rows[this._tree.currentIndex].groupID;
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337
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338 SnowlDatastore.dbConnection.beginTransaction();
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339 try {
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340 SnowlDatastore.dbConnection.executeSimpleSQL("DELETE FROM metadata WHERE messageID IN (SELECT id FROM messages WHERE sourceID = " + sourceID + ")");
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341 SnowlDatastore.dbConnection.executeSimpleSQL("DELETE FROM parts WHERE messageID IN (SELECT id FROM messages WHERE sourceID = " + sourceID + ")");
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342 SnowlDatastore.dbConnection.executeSimpleSQL("DELETE FROM messages WHERE sourceID = " + sourceID);
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343 SnowlDatastore.dbConnection.executeSimpleSQL("DELETE FROM sources WHERE id = " + sourceID);
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344 SnowlDatastore.dbConnection.commitTransaction();
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345 }
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346 catch(ex) {
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347 SnowlDatastore.dbConnection.rollbackTransaction();
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348 throw ex;
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349 }
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350
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351 this._obsSvc.notifyObservers(null, "sources:changed", null);
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352 this._obsSvc.notifyObservers(null, "messages:changed", null);
167
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353 },
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354
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355
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356 //**************************************************************************//
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357 // OPML Export
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358 // Based on code in Thunderbird's feed-subscriptions.js
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359
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360 exportOPML: function() {
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361 let fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
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362 fp.init(window, "Export feeds as an OPML file", Ci.nsIFilePicker.modeSave);
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363 fp.appendFilter("OPML Files", "*.opml");
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364 fp.appendFilters(Ci.nsIFilePicker.filterXML | Ci.nsIFilePicker.filterAll);
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365 fp.defaultString = "feeds.opml";
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366 fp.defaultExtension = "opml";
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367
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368 let rv = fp.show();
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369
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370 if (rv == Ci.nsIFilePicker.returnCancel)
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371 return;
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372
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373 let doc = this._createOPMLDocument();
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374
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375 // Format the document with newlines and indentation so it's easier
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376 // for humans to read.
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377 this._prettifyNode(doc.documentElement, 0);
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378
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379 let serializer = new XMLSerializer();
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380 let foStream = Cc["@mozilla.org/network/file-output-stream;1"].
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381 createInstance(Ci.nsIFileOutputStream);
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382 // default mode: write | create | truncate
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383 let mode = 0x02 | 0x08 | 0x20;
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384 foStream.init(fp.file, mode, 0666, 0);
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385 serializer.serializeToStream(doc, foStream, "utf-8");
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386 },
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387
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388 _createOPMLDocument: function() {
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389 let doc = document.implementation.createDocument("", "opml", null);
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390 let root = doc.documentElement;
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391 root.setAttribute("version", "1.0");
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392
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393 // Create the <head> element.
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394 let head = doc.createElement("head");
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395 root.appendChild(head);
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396
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397 let title = doc.createElement("title");
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398 head.appendChild(title);
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diff changeset
399 title.appendChild(doc.createTextNode("Snowl OPML Export"));
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400
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401 let dt = doc.createElement("dateCreated");
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402 head.appendChild(dt);
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403 dt.appendChild(doc.createTextNode((new Date()).toGMTString()));
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404
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405 // Create the <body> element.
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406 let body = doc.createElement("body");
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407 root.appendChild(body);
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408
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409 // Populate the <body> element with <outline> elements.
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410 let sources = SnowlSource.getAll();
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411 for each (let source in sources) {
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412 let outline = doc.createElement("outline");
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413 // XXX Should we specify the |type| attribute, and should we specify
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414 // type="atom" for Atom feeds or just type="rss" for all feeds?
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415 // This document says the latter but is three years old:
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416 // http://www.therssweblog.com/?guid=20051003145153
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417 //outline.setAttribute("type", "rss");
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418 outline.setAttribute("text", source.name);
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419 outline.setAttribute("url", source.humanURI.spec);
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420 outline.setAttribute("xmlUrl", source.machineURI.spec);
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421 body.appendChild(outline);
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422 }
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423
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diff changeset
424 return doc;
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diff changeset
425 },
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426
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427 _prettifyNode: function(node, level) {
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428 let doc = node.ownerDocument;
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429
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diff changeset
430 // Create a string containing two spaces for every level deep we are.
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431 let indentString = new Array(level + 1).join(" ");
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432
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433 // Indent the tag.
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434 if (level > 0)
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435 node.parentNode.insertBefore(doc.createTextNode(indentString), node);
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436
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diff changeset
437 // Grab the list of nodes to format. We can't just use node.childNodes
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438 // because it'd change under us as we insert formatting nodes.
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439 let childNodesToFormat = [];
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440 for (let i = 0; i < node.childNodes.length; i++)
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441 if (node.childNodes[i].nodeType == node.ELEMENT_NODE)
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442 childNodesToFormat.push(node.childNodes[i]);
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443
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444 if (childNodesToFormat.length > 0) {
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445 for each (let childNode in childNodesToFormat)
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446 this._prettifyNode(childNode, level + 1);
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447
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448 // Insert a newline after the opening tag.
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449 node.insertBefore(doc.createTextNode("\n"), node.firstChild);
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450
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451 // Indent the closing tag.
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452 node.appendChild(doc.createTextNode(indentString));
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453 }
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454
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diff changeset
455 // Insert a newline after the tag.
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456 if (level > 0) {
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diff changeset
457 if (node.nextSibling)
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458 node.parentNode.insertBefore(doc.createTextNode("\n"),
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diff changeset
459 node.nextSibling);
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diff changeset
460 else
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diff changeset
461 node.parentNode.appendChild(doc.createTextNode("\n"));
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462 }
8
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
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463 }
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
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464
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
Myk Melez <myk@mozilla.org>
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465 };
87c6af76db52 add a sidebar listing subscriptions with basic support for selecting a subscription and seeing just its messages
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466
187
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467 // We can't listen for load and initialize then because load has already
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468 // happened when we get overlaid onto the river view, so we just set a timeout
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469 // by which time we hope the overlay has been loaded enough for this to work.
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470 // FIXME: figure out a better solution here. In theory we should be able
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471 // to make the river view observe xul-overlay-merged and then initialize us,
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472 // but that doesn't work because of bug 392515.
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473 window.setTimeout(function() { SourcesView.init() }, 100);