1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
const { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
XPCOMUtils.defineLazyGlobalGetters(this, ["URL"]);
const { actionTypes: at } = ChromeUtils.import(
"resource://activity-stream/common/Actions.jsm"
);
XPCOMUtils.defineLazyModuleGetters(this, {
DownloadsCommon: "resource:///modules/DownloadsCommon.jsm",
DownloadsViewUI: "resource:///modules/DownloadsViewUI.jsm",
FileUtils: "resource://gre/modules/FileUtils.jsm",
NewTabUtils: "resource://gre/modules/NewTabUtils.jsm",
});
const DOWNLOAD_CHANGED_DELAY_TIME = 1000; // time in ms to delay timer for downloads changed events
this.DownloadsManager = class DownloadsManager {
constructor(store) {
this._downloadData = null;
this._store = null;
this._downloadItems = new Map();
this._downloadTimer = null;
}
setTimeout(callback, delay) {
let timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
timer.initWithCallback(callback, delay, Ci.nsITimer.TYPE_ONE_SHOT);
return timer;
}
formatDownload(download) {
let referrer = download.source.referrerInfo?.originalReferrer?.spec || null;
return {
hostname: new URL(download.source.url).hostname,
url: download.source.url,
path: download.target.path,
title: DownloadsViewUI.getDisplayName(download),
description:
DownloadsViewUI.getSizeWithUnits(download) ||
DownloadsCommon.strings.sizeUnknown,
referrer,
date_added: download.endTime,
};
}
init(store) {
this._store = store;
this._downloadData = DownloadsCommon.getData(
null /* null for non-private downloads */,
true,
false,
true
);
this._downloadData.addView(this);
}
onDownloadAdded(download) {
if (!this._downloadItems.has(download.source.url)) {
this._downloadItems.set(download.source.url, download);
// On startup, all existing downloads fire this notification, so debounce them
if (this._downloadTimer) {
this._downloadTimer.delay = DOWNLOAD_CHANGED_DELAY_TIME;
} else {
this._downloadTimer = this.setTimeout(() => {
this._downloadTimer = null;
this._store.dispatch({ type: at.DOWNLOAD_CHANGED });
}, DOWNLOAD_CHANGED_DELAY_TIME);
}
}
}
onDownloadRemoved(download) {
if (this._downloadItems.has(download.source.url)) {
this._downloadItems.delete(download.source.url);
this._store.dispatch({ type: at.DOWNLOAD_CHANGED });
}
}
async getDownloads(
threshold,
{
numItems = this._downloadItems.size,
onlySucceeded = false,
onlyExists = false,
}
) {
if (!threshold) {
return [];
}
let results = [];
// Only get downloads within the time threshold specified and sort by recency
const downloadThreshold = Date.now() - threshold;
let downloads = [...this._downloadItems.values()]
.filter(download => download.endTime > downloadThreshold)
.sort((download1, download2) => download1.endTime < download2.endTime);
for (const download of downloads) {
// Ignore blocked links, but allow long (data:) uris to avoid high CPU
if (
download.source.url.length < 10000 &&
NewTabUtils.blockedLinks.isBlocked(download.source)
) {
continue;
}
// Only include downloads where the file still exists
if (onlyExists) {
// Refresh download to ensure the 'exists' attribute is up to date
await download.refresh();
if (!download.target.exists) {
continue;
}
}
// Only include downloads that were completed successfully
if (onlySucceeded) {
if (!download.succeeded) {
continue;
}
}
const formattedDownloadForHighlights = this.formatDownload(download);
results.push(formattedDownloadForHighlights);
if (results.length === numItems) {
break;
}
}
return results;
}
uninit() {
if (this._downloadData) {
this._downloadData.removeView(this);
this._downloadData = null;
}
if (this._downloadTimer) {
this._downloadTimer.cancel();
this._downloadTimer = null;
}
}
onAction(action) {
let doDownloadAction = callback => {
let download = this._downloadItems.get(action.data.url);
if (download) {
callback(download);
}
};
switch (action.type) {
case at.COPY_DOWNLOAD_LINK:
doDownloadAction(download => {
DownloadsCommon.copyDownloadLink(download);
});
break;
case at.REMOVE_DOWNLOAD_FILE:
doDownloadAction(download => {
DownloadsCommon.deleteDownload(download).catch(Cu.reportError);
});
break;
case at.SHOW_DOWNLOAD_FILE:
doDownloadAction(download => {
DownloadsCommon.showDownloadedFile(
new FileUtils.File(download.target.path)
);
});
break;
case at.OPEN_DOWNLOAD_FILE:
const win = action._target.browser.ownerGlobal;
const openWhere =
action.data.event && win.whereToOpenLink(action.data.event);
doDownloadAction(download => {
DownloadsCommon.openDownload(download, {
// Replace "current" or unknown value with "tab" as the default behavior
// for opening downloads when handled internally
openWhere: ["window", "tab", "tabshifted"].includes(openWhere)
? openWhere
: "tab",
});
});
break;
case at.UNINIT:
this.uninit();
break;
}
}
};
this.EXPORTED_SYMBOLS = ["DownloadsManager"];
|
