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Bug 746916: Prepare XPIDatabase for being lazy-loaded. r=dtownsend

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This commit is contained in:
Blair McBride 2012-06-20 17:52:37 +12:00
parent d4a3fc2d46
commit 8fa6514cf4
1 changed files with 26 additions and 7 deletions
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33
toolkit/mozapps/extensions/XPIProvider.jsm
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@ -4223,6 +4223,10 @@ var XPIDatabase = {
delete this.dbfileExists;
return this.dbfileExists = this.dbfile.exists();
},
set dbfileExists(aValue) {
delete this.dbfileExists;
return this.dbfileExists = aValue;
},
/**
* Begins a new transaction in the database. Transactions may be nested. Data
@ -4365,9 +4369,16 @@ var XPIDatabase = {
this.connection = Services.storage.openSpecialDatabase("memory");
}
}
else if (Prefs.getIntPref(PREF_DB_SCHEMA, 0) == 0) {
// Only migrate data from the RDF if we haven't done it before
migrateData = this.getMigrateDataFromRDF();
else {
let dbSchema = 0;
try {
dbSchema = Services.prefs.getIntPref(PREF_DB_SCHEMA);
} catch (e) {}
if (dbSchema == 0) {
// Only migrate data from the RDF if we haven't done it before
migrateData = this.getMigrateDataFromRDF();
}
}
// At this point the database should be completely empty
@ -4852,7 +4863,7 @@ var XPIDatabase = {
return addon;
}
let addon = new DBAddonInternal();
let addon = new XPIProvider.DBAddonInternal();
addon._internal_id = aRow.internal_id;
addon._installLocation = XPIProvider.installLocationsByName[aRow.location];
addon._descriptor = aRow.descriptor;
@ -5041,7 +5052,7 @@ var XPIDatabase = {
}
}
let addon = new DBAddonInternal();
let addon = new XPIProvider.DBAddonInternal();
addon._internal_id = internal_id;
let location = aRow.getResultByName("location");
addon._installLocation = XPIProvider.installLocationsByName[location];
@ -5215,7 +5226,7 @@ var XPIDatabase = {
let stmt = this.getStatement("getAddonsByType");
stmt.params.type = aType;
return [this.makeAddonFromRow(row) for each (row in resultRows(stmt))];;
return [this.makeAddonFromRow(row) for each (row in resultRows(stmt))];
},
/**
@ -5647,7 +5658,12 @@ var XPIDatabase = {
// when a lightweight theme is applied for example)
text += "\r\n[ThemeDirs]\r\n";
if (Prefs.getBoolPref(PREF_EM_DSS_ENABLED)) {
let dssEnabled = false;
try {
dssEnabled = Services.prefs.getBoolPref(PREF_EM_DSS_ENABLED);
} catch (e) {}
if (dssEnabled) {
stmt = this.getStatement("getThemes");
}
else {
@ -7414,6 +7430,9 @@ DBAddonInternal.prototype = {
}
DBAddonInternal.prototype.__proto__ = AddonInternal.prototype;
// Make it accessible to XPIDatabase.
XPIProvider.DBAddonInternal = DBAddonInternal;
/**
* Creates an AddonWrapper for an AddonInternal.