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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 package org.chromium.chrome.browser.webapps; | 5 package org.chromium.chrome.browser.webapps; |
6 | 6 |
7 import android.content.ContentResolver; | 7 import android.content.ContentResolver; |
8 import android.content.pm.PackageInfo; | 8 import android.content.pm.PackageInfo; |
9 import android.content.pm.PackageManager; | 9 import android.content.pm.PackageManager; |
10 import android.graphics.Bitmap; | 10 import android.graphics.Bitmap; |
11 import android.provider.Settings; | 11 import android.provider.Settings; |
| 12 import android.text.TextUtils; |
12 | 13 |
13 import org.chromium.base.CommandLine; | 14 import org.chromium.base.CommandLine; |
14 import org.chromium.base.ContextUtils; | 15 import org.chromium.base.ContextUtils; |
15 import org.chromium.base.Log; | 16 import org.chromium.base.Log; |
16 import org.chromium.base.annotations.CalledByNative; | 17 import org.chromium.base.annotations.CalledByNative; |
17 import org.chromium.chrome.browser.ChromeSwitches; | 18 import org.chromium.chrome.browser.ChromeSwitches; |
18 import org.chromium.chrome.browser.tab.Tab; | 19 import org.chromium.chrome.browser.tab.Tab; |
| 20 import org.chromium.chrome.browser.util.UrlUtilities; |
19 import org.chromium.webapk.lib.client.WebApkVersion; | 21 import org.chromium.webapk.lib.client.WebApkVersion; |
20 | 22 |
| 23 import java.util.Map; |
21 import java.util.concurrent.TimeUnit; | 24 import java.util.concurrent.TimeUnit; |
22 | 25 |
23 /** | 26 /** |
24 * WebApkUpdateManager manages when to check for updates to the WebAPK's Web Man
ifest, and sends | 27 * WebApkUpdateManager manages when to check for updates to the WebAPK's Web Man
ifest, and sends |
25 * an update request to the WebAPK Server when an update is needed. | 28 * an update request to the WebAPK Server when an update is needed. |
26 */ | 29 */ |
27 public class WebApkUpdateManager implements ManifestUpgradeDetector.Callback { | 30 public class WebApkUpdateManager implements WebApkUpdateDataFetcher.Observer { |
28 private static final String TAG = "WebApkUpdateManager"; | 31 private static final String TAG = "WebApkUpdateManager"; |
29 | 32 |
30 /** Number of milliseconds between checks for whether the WebAPK's Web Manif
est has changed. */ | 33 /** Number of milliseconds between checks for whether the WebAPK's Web Manif
est has changed. */ |
31 public static final long FULL_CHECK_UPDATE_INTERVAL = TimeUnit.DAYS.toMillis
(3L); | 34 public static final long FULL_CHECK_UPDATE_INTERVAL = TimeUnit.DAYS.toMillis
(3L); |
32 | 35 |
33 /** | 36 /** |
34 * Number of milliseconds to wait before re-requesting an updated WebAPK fro
m the WebAPK | 37 * Number of milliseconds to wait before re-requesting an updated WebAPK fro
m the WebAPK |
35 * server if the previous update attempt failed. | 38 * server if the previous update attempt failed. |
36 */ | 39 */ |
37 public static final long RETRY_UPDATE_DURATION = TimeUnit.HOURS.toMillis(12L
); | 40 public static final long RETRY_UPDATE_DURATION = TimeUnit.HOURS.toMillis(12L
); |
38 | 41 |
39 /** Data extracted from the WebAPK's launch intent and from the WebAPK's And
roid Manifest. */ | 42 /** Data extracted from the WebAPK's launch intent and from the WebAPK's And
roid Manifest. */ |
40 private WebApkInfo mInfo; | 43 private WebApkInfo mInfo; |
41 | 44 |
42 /** | 45 /** |
43 * Whether the previous WebAPK update succeeded. True if there has not been
any update attempts. | 46 * Whether the previous WebAPK update succeeded. True if there has not been
any update attempts. |
44 */ | 47 */ |
45 private boolean mPreviousUpdateSucceeded; | 48 private boolean mPreviousUpdateSucceeded; |
46 | 49 |
47 private ManifestUpgradeDetector mUpgradeDetector; | 50 private WebApkUpdateDataFetcher mFetcher; |
48 | 51 |
49 /** | 52 /** |
50 * Checks whether the WebAPK's Web Manifest has changed. Requests an updated
WebAPK if the | 53 * Checks whether the WebAPK's Web Manifest has changed. Requests an updated
WebAPK if the |
51 * Web Manifest has changed. Skips the check if the check was done recently. | 54 * Web Manifest has changed. Skips the check if the check was done recently. |
52 * @param tab The tab of the WebAPK. | 55 * @param tab The tab of the WebAPK. |
53 * @param info The WebApkInfo of the WebAPK. | 56 * @param info The WebApkInfo of the WebAPK. |
54 */ | 57 */ |
55 public void updateIfNeeded(Tab tab, WebApkInfo info) { | 58 public void updateIfNeeded(Tab tab, WebApkInfo info) { |
56 mInfo = info; | 59 mInfo = info; |
57 | 60 |
58 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(mInfo.id()); | 61 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(mInfo.id()); |
59 mPreviousUpdateSucceeded = didPreviousUpdateSucceed(storage); | 62 mPreviousUpdateSucceeded = didPreviousUpdateSucceed(storage); |
60 | 63 |
61 if (!shouldCheckIfWebManifestUpdated(storage, mInfo, mPreviousUpdateSucc
eeded)) return; | 64 if (!shouldCheckIfWebManifestUpdated(storage, mInfo, mPreviousUpdateSucc
eeded)) return; |
62 | 65 |
63 mUpgradeDetector = buildManifestUpgradeDetector(tab, mInfo); | 66 mFetcher = buildFetcher(); |
64 mUpgradeDetector.start(); | 67 mFetcher.start(tab, mInfo, this); |
65 } | 68 } |
66 | 69 |
67 public void destroy() { | 70 public void destroy() { |
68 destroyUpgradeDetector(); | 71 destroyFetcher(); |
69 } | 72 } |
70 | 73 |
71 @Override | 74 @Override |
72 public void onFinishedFetchingWebManifestForInitialUrl( | 75 public void onFinishedFetchingWebManifestForInitialUrl( |
73 boolean needsUpgrade, WebApkInfo info, String bestIconUrl) { | 76 WebApkInfo fetchedInfo, String bestIconUrl) { |
74 onGotManifestData(needsUpgrade, info, bestIconUrl); | 77 onGotManifestData(fetchedInfo, bestIconUrl); |
75 } | 78 } |
76 | 79 |
77 @Override | 80 @Override |
78 public void onGotManifestData(boolean needsUpgrade, WebApkInfo info, String
bestIconUrl) { | 81 public void onGotManifestData(WebApkInfo fetchedInfo, String bestIconUrl) { |
79 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(mInfo.id()); | 82 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(mInfo.id()); |
80 storage.updateTimeOfLastCheckForUpdatedWebManifest(); | 83 storage.updateTimeOfLastCheckForUpdatedWebManifest(); |
81 | 84 |
82 boolean gotManifest = (info != null); | 85 boolean gotManifest = (fetchedInfo != null); |
83 needsUpgrade |= isShellApkVersionOutOfDate(mInfo); | 86 boolean needsUpgrade = isShellApkVersionOutOfDate(mInfo) |
| 87 || (gotManifest && needsUpdate(mInfo, fetchedInfo, bestIconUrl))
; |
84 Log.v(TAG, "Got Manifest: " + gotManifest); | 88 Log.v(TAG, "Got Manifest: " + gotManifest); |
85 Log.v(TAG, "WebAPK upgrade needed: " + needsUpgrade); | 89 Log.v(TAG, "WebAPK upgrade needed: " + needsUpgrade); |
86 | 90 |
87 // If the Web Manifest was not found and an upgrade is requested, stop f
etching Web | 91 // If the Web Manifest was not found and an upgrade is requested, stop f
etching Web |
88 // Manifests as the user navigates to avoid sending multiple WebAPK upda
te requests. In | 92 // Manifests as the user navigates to avoid sending multiple WebAPK upda
te requests. In |
89 // particular: | 93 // particular: |
90 // - A WebAPK update request on the initial load because the Shell APK v
ersion is out of | 94 // - A WebAPK update request on the initial load because the Shell APK v
ersion is out of |
91 // date. | 95 // date. |
92 // - A second WebAPK update request once the user navigates to a page wh
ich points to the | 96 // - A second WebAPK update request once the user navigates to a page wh
ich points to the |
93 // correct Web Manifest URL because the Web Manifest has been updated
by the Web | 97 // correct Web Manifest URL because the Web Manifest has been updated
by the Web |
94 // developer. | 98 // developer. |
95 // | 99 // |
96 // If the Web Manifest was not found and an upgrade is not requested, ke
ep on fetching | 100 // If the Web Manifest was not found and an upgrade is not requested, ke
ep on fetching |
97 // Web Manifests as the user navigates. For instance, the WebAPK's start
_url might not | 101 // Web Manifests as the user navigates. For instance, the WebAPK's start
_url might not |
98 // point to a Web Manifest because start_url redirects to the WebAPK's m
ain page. | 102 // point to a Web Manifest because start_url redirects to the WebAPK's m
ain page. |
99 if (gotManifest || needsUpgrade) { | 103 if (gotManifest || needsUpgrade) { |
100 destroyUpgradeDetector(); | 104 destroyFetcher(); |
101 } | 105 } |
102 | 106 |
103 if (!needsUpgrade) { | 107 if (!needsUpgrade) { |
104 if (!mPreviousUpdateSucceeded) { | 108 if (!mPreviousUpdateSucceeded) { |
105 recordUpdate(storage, true); | 109 recordUpdate(storage, true); |
106 } | 110 } |
107 return; | 111 return; |
108 } | 112 } |
109 | 113 |
110 // Set WebAPK update as having failed in case that Chrome is killed prio
r to | 114 // Set WebAPK update as having failed in case that Chrome is killed prio
r to |
111 // {@link onBuiltWebApk} being called. | 115 // {@link onBuiltWebApk} being called. |
112 recordUpdate(storage, false); | 116 recordUpdate(storage, false); |
113 | 117 |
114 if (info != null) { | 118 if (fetchedInfo != null) { |
115 updateAsync(info, bestIconUrl); | 119 updateAsync(fetchedInfo, bestIconUrl); |
116 return; | 120 return; |
117 } | 121 } |
118 | 122 |
119 // Since we could not fetch the Web Manifest, we do not know what the be
st icon URL is. Pass | 123 // Since we could not fetch the Web Manifest, we do not know what the be
st icon URL is. Pass |
120 // an empty "best icon URL" to tell the server that there is no best ico
n URL. | 124 // an empty "best icon URL" to tell the server that there is no best ico
n URL. |
121 updateAsync(mInfo, ""); | 125 updateAsync(mInfo, ""); |
122 } | 126 } |
123 | 127 |
124 /** | 128 /** |
125 * Builds {@link ManifestUpgradeDetector}. In a separate function for the sa
ke of tests. | 129 * Builds {@link WebApkUpdateDataFetcher}. In a separate function for the sa
ke of tests. |
126 */ | 130 */ |
127 protected ManifestUpgradeDetector buildManifestUpgradeDetector(Tab tab, WebA
pkInfo info) { | 131 protected WebApkUpdateDataFetcher buildFetcher() { |
128 return new ManifestUpgradeDetector(tab, info, this); | 132 return new WebApkUpdateDataFetcher(); |
129 } | 133 } |
130 | 134 |
131 /** | 135 /** |
132 * Sends request to WebAPK Server to update WebAPK. | 136 * Sends request to WebAPK Server to update WebAPK. |
133 */ | 137 */ |
134 protected void updateAsync(WebApkInfo info, String bestIconUrl) { | 138 protected void updateAsync(WebApkInfo info, String bestIconUrl) { |
135 int versionCode = readVersionCodeFromAndroidManifest(info.webApkPackageN
ame()); | 139 int versionCode = readVersionCodeFromAndroidManifest(info.webApkPackageN
ame()); |
136 String bestIconMurmur2Hash = info.iconUrlToMurmur2HashMap().get(bestIcon
Url); | 140 String bestIconMurmur2Hash = info.iconUrlToMurmur2HashMap().get(bestIcon
Url); |
137 nativeUpdateAsync(info.id(), info.manifestStartUrl(), info.scopeUri().to
String(), | 141 nativeUpdateAsync(info.id(), info.manifestStartUrl(), info.scopeUri().to
String(), |
138 info.name(), info.shortName(), bestIconUrl, bestIconMurmur2Hash,
info.icon(), | 142 info.name(), info.shortName(), bestIconUrl, bestIconMurmur2Hash,
info.icon(), |
139 info.iconUrlToMurmur2HashMap().keySet().toArray(new String[0]),
info.displayMode(), | 143 info.iconUrlToMurmur2HashMap().keySet().toArray(new String[0]),
info.displayMode(), |
140 info.orientation(), info.themeColor(), info.backgroundColor(), i
nfo.manifestUrl(), | 144 info.orientation(), info.themeColor(), info.backgroundColor(), i
nfo.manifestUrl(), |
141 info.webApkPackageName(), versionCode); | 145 info.webApkPackageName(), versionCode); |
142 } | 146 } |
143 | 147 |
144 /** | 148 /** |
145 * Destroys {@link mUpgradeDetector}. In a separate function for the sake of
tests. | 149 * Destroys {@link mFetcher}. In a separate function for the sake of tests. |
146 */ | 150 */ |
147 protected void destroyUpgradeDetector() { | 151 protected void destroyFetcher() { |
148 if (mUpgradeDetector == null) return; | 152 if (mFetcher == null) return; |
149 | 153 |
150 mUpgradeDetector.destroy(); | 154 mFetcher.destroy(); |
151 mUpgradeDetector = null; | 155 mFetcher = null; |
152 } | 156 } |
153 | 157 |
154 /** Returns the current time. In a separate function for the sake of testing
. */ | 158 /** Returns the current time. In a separate function for the sake of testing
. */ |
155 protected long currentTimeMillis() { | 159 protected long currentTimeMillis() { |
156 return System.currentTimeMillis(); | 160 return System.currentTimeMillis(); |
157 } | 161 } |
158 | 162 |
159 /** | 163 /** |
160 * Reads the WebAPK's version code. Returns 0 on failure. | 164 * Reads the WebAPK's version code. Returns 0 on failure. |
161 */ | 165 */ |
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194 /** | 198 /** |
195 * Returns whether the Web Manifest should be refetched to check whether it
has been updated. | 199 * Returns whether the Web Manifest should be refetched to check whether it
has been updated. |
196 * TODO: Make this method static once there is a static global clock class. | 200 * TODO: Make this method static once there is a static global clock class. |
197 * @param storage WebappDataStorage with the WebAPK's cached data. | 201 * @param storage WebappDataStorage with the WebAPK's cached data. |
198 * @param info Meta data from WebAPK's Android Manifest. | 202 * @param info Meta data from WebAPK's Android Manifest. |
199 * @param previousUpdateSucceeded Whether the previous update attempt succee
ded. | 203 * @param previousUpdateSucceeded Whether the previous update attempt succee
ded. |
200 * True if there has not been any update attempts. | 204 * True if there has not been any update attempts. |
201 */ | 205 */ |
202 private boolean shouldCheckIfWebManifestUpdated( | 206 private boolean shouldCheckIfWebManifestUpdated( |
203 WebappDataStorage storage, WebApkInfo info, boolean previousUpdateSu
cceeded) { | 207 WebappDataStorage storage, WebApkInfo info, boolean previousUpdateSu
cceeded) { |
| 208 if (CommandLine.getInstance().hasSwitch( |
| 209 ChromeSwitches.CHECK_FOR_WEB_MANIFEST_UPDATE_ON_STARTUP)) { |
| 210 return true; |
| 211 } |
| 212 |
204 // Updating WebAPKs requires "installation from unknown sources" to be e
nabled. It is | 213 // Updating WebAPKs requires "installation from unknown sources" to be e
nabled. It is |
205 // confusing for a user to see a dialog asking them to enable "installat
ion from unknown | 214 // confusing for a user to see a dialog asking them to enable "installat
ion from unknown |
206 // sources" when they are in the middle of using the WebAPK (as opposed
to after requesting | 215 // sources" when they are in the middle of using the WebAPK (as opposed
to after requesting |
207 // to add a WebAPK to the homescreen). | 216 // to add a WebAPK to the homescreen). |
208 if (!installingFromUnknownSourcesAllowed()) { | 217 if (!installingFromUnknownSourcesAllowed()) { |
209 return false; | 218 return false; |
210 } | 219 } |
211 | 220 |
212 if (CommandLine.getInstance().hasSwitch( | |
213 ChromeSwitches.CHECK_FOR_WEB_MANIFEST_UPDATE_ON_STARTUP)) { | |
214 return true; | |
215 } | |
216 | |
217 if (isShellApkVersionOutOfDate(info)) return true; | 221 if (isShellApkVersionOutOfDate(info)) return true; |
218 | 222 |
219 long now = currentTimeMillis(); | 223 long now = currentTimeMillis(); |
220 long sinceLastCheckDurationMs = now - storage.getLastCheckForWebManifest
UpdateTime(); | 224 long sinceLastCheckDurationMs = now - storage.getLastCheckForWebManifest
UpdateTime(); |
221 if (sinceLastCheckDurationMs >= FULL_CHECK_UPDATE_INTERVAL) return true; | 225 if (sinceLastCheckDurationMs >= FULL_CHECK_UPDATE_INTERVAL) return true; |
222 | 226 |
223 long sinceLastUpdateRequestDurationMs = | 227 long sinceLastUpdateRequestDurationMs = |
224 now - storage.getLastWebApkUpdateRequestCompletionTime(); | 228 now - storage.getLastWebApkUpdateRequestCompletionTime(); |
225 return sinceLastUpdateRequestDurationMs >= RETRY_UPDATE_DURATION | 229 return sinceLastUpdateRequestDurationMs >= RETRY_UPDATE_DURATION |
226 && !previousUpdateSucceeded; | 230 && !previousUpdateSucceeded; |
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246 try { | 250 try { |
247 int setting = Settings.Secure.getInt( | 251 int setting = Settings.Secure.getInt( |
248 contentResolver, Settings.Secure.INSTALL_NON_MARKET_APPS); | 252 contentResolver, Settings.Secure.INSTALL_NON_MARKET_APPS); |
249 return setting == 1; | 253 return setting == 1; |
250 } catch (Settings.SettingNotFoundException e) { | 254 } catch (Settings.SettingNotFoundException e) { |
251 return false; | 255 return false; |
252 } | 256 } |
253 } | 257 } |
254 | 258 |
255 /** | 259 /** |
| 260 * Checks whether the WebAPK needs to be updated. |
| 261 * @param info Meta data from WebAPK's Android Manifest. |
| 262 * @param fetchedInfo Fetched data for Web Manifest. |
| 263 * @param bestFetchedIconUrl The icon URL in {@link fetchedInfo#iconUrlToMur
mur2HashMap()} best |
| 264 * suited for use as the launcher icon on this dev
ice. |
| 265 */ |
| 266 private boolean needsUpdate(WebApkInfo info, WebApkInfo fetchedInfo, String
bestIconUrl) { |
| 267 // We should have computed the Murmur2 hash for the bitmap at the best i
con URL for |
| 268 // {@link fetchedInfo} (but not the other icon URLs.) |
| 269 String fetchedBestIconMurmur2Hash = fetchedInfo.iconUrlToMurmur2HashMap(
).get(bestIconUrl); |
| 270 String bestIconMurmur2Hash = |
| 271 findMurmur2HashForUrlIgnoringFragment(mInfo.iconUrlToMurmur2Hash
Map(), bestIconUrl); |
| 272 |
| 273 return !TextUtils.equals(bestIconMurmur2Hash, fetchedBestIconMurmur2Hash
) |
| 274 || !urlsMatchIgnoringFragments( |
| 275 mInfo.scopeUri().toString(), fetchedInfo.scopeUri().t
oString()) |
| 276 || !urlsMatchIgnoringFragments( |
| 277 mInfo.manifestStartUrl(), fetchedInfo.manifestStartUr
l()) |
| 278 || !TextUtils.equals(mInfo.shortName(), fetchedInfo.shortName()) |
| 279 || !TextUtils.equals(mInfo.name(), fetchedInfo.name()) |
| 280 || mInfo.backgroundColor() != fetchedInfo.backgroundColor() |
| 281 || mInfo.themeColor() != fetchedInfo.themeColor() |
| 282 || mInfo.orientation() != fetchedInfo.orientation() |
| 283 || mInfo.displayMode() != fetchedInfo.displayMode(); |
| 284 } |
| 285 |
| 286 /** |
| 287 * Returns the Murmur2 hash for entry in {@link iconUrlToMurmur2HashMap} who
se canonical |
| 288 * representation, ignoring fragments, matches {@link iconUrlToMatch}. |
| 289 */ |
| 290 private String findMurmur2HashForUrlIgnoringFragment( |
| 291 Map<String, String> iconUrlToMurmur2HashMap, String iconUrlToMatch)
{ |
| 292 for (Map.Entry<String, String> entry : iconUrlToMurmur2HashMap.entrySet(
)) { |
| 293 if (urlsMatchIgnoringFragments(entry.getKey(), iconUrlToMatch)) { |
| 294 return entry.getValue(); |
| 295 } |
| 296 } |
| 297 return null; |
| 298 } |
| 299 |
| 300 /** |
| 301 * Returns whether the urls match ignoring fragments. Canonicalizes the URLs
prior to doing the |
| 302 * comparison. |
| 303 */ |
| 304 protected boolean urlsMatchIgnoringFragments(String url1, String url2) { |
| 305 return UrlUtilities.urlsMatchIgnoringFragments(url1, url2); |
| 306 } |
| 307 |
| 308 /** |
256 * Called after either a request to update the WebAPK has been sent or the u
pdate process | 309 * Called after either a request to update the WebAPK has been sent or the u
pdate process |
257 * fails. | 310 * fails. |
258 */ | 311 */ |
259 @CalledByNative | 312 @CalledByNative |
260 private static void onBuiltWebApk(String id, boolean success) { | 313 private static void onBuiltWebApk(String id, boolean success) { |
261 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(id); | 314 WebappDataStorage storage = WebappRegistry.getInstance().getWebappDataSt
orage(id); |
262 recordUpdate(storage, success); | 315 recordUpdate(storage, success); |
263 } | 316 } |
264 | 317 |
265 private static native void nativeUpdateAsync(String id, String startUrl, Str
ing scope, | 318 private static native void nativeUpdateAsync(String id, String startUrl, Str
ing scope, |
266 String name, String shortName, String bestIconUrl, String bestIconMu
rmur2Hash, | 319 String name, String shortName, String bestIconUrl, String bestIconMu
rmur2Hash, |
267 Bitmap bestIcon, String[] iconUrls, int displayMode, int orientation
, long themeColor, | 320 Bitmap bestIcon, String[] iconUrls, int displayMode, int orientation
, long themeColor, |
268 long backgroundColor, String manifestUrl, String webApkPackage, int
webApkVersion); | 321 long backgroundColor, String manifestUrl, String webApkPackage, int
webApkVersion); |
269 } | 322 } |
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