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[Pale-Moon] Issue #1854 - Account for users disabling off-line and memory caching.

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Resolves #1854
This commit is contained in:
Moonchild 2020-12-19 21:56:53 +00:00 • committed by roytam1
commit 48f962a66f
2 changed files with 45 additions and 24 deletions
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7
application/palemoon/base/content/browser.js
View file

@ -5893,7 +5893,12 @@ var OfflineApps = {
var cacheService = Cc["@mozilla.org/network/application-cache-service;1"]
.getService(Ci.nsIApplicationCacheService);
if (!groups) {
groups = cacheService.getGroups();
try {
groups = cacheService.getGroups();
} catch(ex) {
// Cache disabled.
return 0;
}
}
var usage = 0;

58
application/palemoon/components/preferences/advanced.js
View file

@ -283,7 +283,11 @@ var gAdvancedPane = {
Components.classes["@mozilla.org/netwerk/cache-storage-service;1"]
.getService(Components.interfaces.nsICacheStorageService);
var storage = cacheService.appCacheStorage(LoadContextInfo.default, null);
storage.asyncVisitStorage(visitor, false);
try {
storage.asyncVisitStorage(visitor, false);
} catch(ex) {
// Service unavailable: user most likely crippled the cache.
}
},
updateCacheSizeUI: function(smartSizeEnabled)
@ -393,8 +397,14 @@ var gAdvancedPane = {
{
var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
getService(Components.interfaces.nsIApplicationCacheService);
if (!groups)
groups = cacheService.getGroups();
if (!groups) {
try {
groups = cacheService.getGroups();
} catch(ex) {
// Cache disabled.
return 0;
}
}
var ios = Components.classes["@mozilla.org/network/io-service;1"].
getService(Components.interfaces.nsIIOService);
@ -426,27 +436,33 @@ var gAdvancedPane = {
var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
getService(Components.interfaces.nsIApplicationCacheService);
var groups = cacheService.getGroups();
try {
var groups = cacheService.getGroups();
var bundle = document.getElementById("bundlePreferences");
var bundle = document.getElementById("bundlePreferences");
var enumerator = pm.enumerator;
while (enumerator.hasMoreElements()) {
var perm = enumerator.getNext().QueryInterface(Components.interfaces.nsIPermission);
if (perm.type == "offline-app" &&
perm.capability != Components.interfaces.nsIPermissionManager.DEFAULT_ACTION &&
perm.capability != Components.interfaces.nsIPermissionManager.DENY_ACTION) {
var row = document.createElement("listitem");
row.id = "";
row.className = "offlineapp";
row.setAttribute("origin", perm.principal.origin);
var converted = DownloadUtils.
convertByteUnits(this._getOfflineAppUsage(perm, groups));
row.setAttribute("usage",
bundle.getFormattedString("offlineAppUsage",
converted));
list.appendChild(row);
var enumerator = pm.enumerator;
while (enumerator.hasMoreElements()) {
var perm = enumerator.getNext().QueryInterface(Components.interfaces.nsIPermission);
if (perm.type == "offline-app" &&
perm.capability != Components.interfaces.nsIPermissionManager.DEFAULT_ACTION &&
perm.capability != Components.interfaces.nsIPermissionManager.DENY_ACTION) {
var row = document.createElement("listitem");
row.id = "";
row.className = "offlineapp";
row.setAttribute("origin", perm.principal.origin);
var converted = DownloadUtils.
convertByteUnits(this._getOfflineAppUsage(perm, groups));
row.setAttribute("usage",
bundle.getFormattedString("offlineAppUsage",
converted));
list.appendChild(row);
}
}
} catch(ex) {
// Cache service unavailable/errored, off-line app cache is disabled or 0
// Do nothing, just leave the box blank.
}
},