[Mypal] Account for users disabling off-line and memory caching.
parent
3571ed761a
commit
dbf82508cb
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@ -5893,7 +5893,12 @@ var OfflineApps = {
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var cacheService = Cc["@mozilla.org/network/application-cache-service;1"]
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.getService(Ci.nsIApplicationCacheService);
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if (!groups) {
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try {
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groups = cacheService.getGroups();
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} catch(ex) {
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// Cache disabled.
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return 0;
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}
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}
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var usage = 0;
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@ -286,7 +286,11 @@ var gAdvancedPane = {
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Components.classes["@mozilla.org/netwerk/cache-storage-service;1"]
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.getService(Components.interfaces.nsICacheStorageService);
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var storage = cacheService.appCacheStorage(LoadContextInfo.default, null);
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try {
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storage.asyncVisitStorage(visitor, false);
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} catch(ex) {
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// Service unavailable: user most likely crippled the cache.
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}
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},
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updateCacheSizeUI: function(smartSizeEnabled)
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@ -396,8 +400,14 @@ var gAdvancedPane = {
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{
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var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
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getService(Components.interfaces.nsIApplicationCacheService);
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if (!groups)
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if (!groups) {
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try {
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groups = cacheService.getGroups();
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} catch(ex) {
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// Cache disabled.
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return 0;
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}
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}
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var ios = Components.classes["@mozilla.org/network/io-service;1"].
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getService(Components.interfaces.nsIIOService);
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@ -429,6 +439,8 @@ var gAdvancedPane = {
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var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
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getService(Components.interfaces.nsIApplicationCacheService);
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try {
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var groups = cacheService.getGroups();
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var bundle = document.getElementById("bundlePreferences");
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@ -451,6 +463,10 @@ var gAdvancedPane = {
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list.appendChild(row);
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}
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}
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} catch(ex) {
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// Cache service unavailable/errored, off-line app cache is disabled or 0
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// Do nothing, just leave the box blank.
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}
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},
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offlineAppSelected: function()
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