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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#include "nsMailDirProvider.h"
#include "nsMailDirServiceDefs.h"
#include "nsXULAppAPI.h"
#include "nsMsgBaseCID.h"
#include "nsArrayEnumerator.h"
#include "nsCOMArray.h"
#include "nsEnumeratorUtils.h"
#include "nsDirectoryServiceDefs.h"
#include "nsAppDirectoryServiceDefs.h"
#include "nsIChromeRegistry.h"
#include "nsICategoryManager.h"
#include "nsServiceManagerUtils.h"
#include "nsDirectoryServiceUtils.h"
#include "mozilla/Services.h"
#define MAIL_DIR_50_NAME "Mail"
#define IMAP_MAIL_DIR_50_NAME "ImapMail"
#define NEWS_DIR_50_NAME "News"
#define MSG_FOLDER_CACHE_DIR_50_NAME "panacea.dat"
nsresult
nsMailDirProvider::EnsureDirectory(nsIFile *aDirectory)
{
bool exists;
nsresult rv = aDirectory->Exists(&exists);
NS_ENSURE_SUCCESS(rv, rv);
if (!exists)
rv = aDirectory->Create(nsIFile::DIRECTORY_TYPE, 0700);
return rv;
}
NS_IMPL_ISUPPORTS(nsMailDirProvider,
nsIDirectoryServiceProvider,
nsIDirectoryServiceProvider2)
NS_IMETHODIMP
nsMailDirProvider::GetFile(const char *aKey, bool *aPersist,
nsIFile **aResult)
{
// NOTE: This function can be reentrant through the NS_GetSpecialDirectory
// call, so be careful not to cause infinite recursion.
// i.e. the check for supported files must come first.
const char* leafName = nullptr;
bool isDirectory = true;
if (!strcmp(aKey, NS_APP_MAIL_50_DIR))
leafName = MAIL_DIR_50_NAME;
else if (!strcmp(aKey, NS_APP_IMAP_MAIL_50_DIR))
leafName = IMAP_MAIL_DIR_50_NAME;
else if (!strcmp(aKey, NS_APP_NEWS_50_DIR))
leafName = NEWS_DIR_50_NAME;
else if (!strcmp(aKey, NS_APP_MESSENGER_FOLDER_CACHE_50_FILE)) {
isDirectory = false;
leafName = MSG_FOLDER_CACHE_DIR_50_NAME;
}
else
return NS_ERROR_FAILURE;
nsCOMPtr<nsIFile> parentDir;
nsresult rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR,
getter_AddRefs(parentDir));
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIFile> file;
rv = parentDir->Clone(getter_AddRefs(file));
if (NS_FAILED(rv))
return rv;
nsDependentCString leafStr(leafName);
rv = file->AppendNative(leafStr);
if (NS_FAILED(rv))
return rv;
bool exists;
if (isDirectory && NS_SUCCEEDED(file->Exists(&exists)) && !exists)
rv = EnsureDirectory(file);
*aPersist = true;
file.swap(*aResult);
return rv;
}
NS_IMETHODIMP
nsMailDirProvider::GetFiles(const char *aKey,
nsISimpleEnumerator **aResult)
{
if (strcmp(aKey, ISP_DIRECTORY_LIST) != 0)
return NS_ERROR_FAILURE;
// The list of isp directories includes the isp directory
// in the current process dir (i.e. <path to thunderbird.exe>\isp and
// <path to thunderbird.exe>\isp\locale
// and isp and isp\locale for each active extension
nsCOMPtr<nsIProperties> dirSvc =
do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
if (!dirSvc)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIFile> currentProcessDir;
nsresult rv = dirSvc->Get(NS_XPCOM_CURRENT_PROCESS_DIR,
NS_GET_IID(nsIFile), getter_AddRefs(currentProcessDir));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISimpleEnumerator> directoryEnumerator;
rv = NS_NewSingletonEnumerator(getter_AddRefs(directoryEnumerator), currentProcessDir);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISimpleEnumerator> combinedEnumerator;
nsCOMPtr<nsISimpleEnumerator> extensionsEnum;
// xpcshell-tests don't have XRE_EXTENSIONS_DIR_LIST, so accept a null return here.
dirSvc->Get(XRE_EXTENSIONS_DIR_LIST,
NS_GET_IID(nsISimpleEnumerator),
getter_AddRefs(extensionsEnum));
rv = NS_NewUnionEnumerator(getter_AddRefs(combinedEnumerator), directoryEnumerator, extensionsEnum);
NS_ENSURE_SUCCESS(rv, rv);
NS_IF_ADDREF(*aResult = new AppendingEnumerator(combinedEnumerator));
return NS_SUCCESS_AGGREGATE_RESULT;
}
NS_IMPL_ISUPPORTS(nsMailDirProvider::AppendingEnumerator,
nsISimpleEnumerator)
NS_IMETHODIMP
nsMailDirProvider::AppendingEnumerator::HasMoreElements(bool *aResult)
{
*aResult = mNext || mNextWithLocale ? true : false;
return NS_OK;
}
NS_IMETHODIMP
nsMailDirProvider::AppendingEnumerator::GetNext(nsISupports* *aResult)
{
// Set the return value to the next directory we want to enumerate over
if (aResult)
NS_ADDREF(*aResult = mNext);
if (mNextWithLocale)
{
mNext = mNextWithLocale;
mNextWithLocale = nullptr;
return NS_OK;
}
mNext = nullptr;
// Ignore all errors
bool more;
while (NS_SUCCEEDED(mBase->HasMoreElements(&more)) && more) {
nsCOMPtr<nsISupports> nextbasesupp;
mBase->GetNext(getter_AddRefs(nextbasesupp));
nsCOMPtr<nsIFile> nextbase(do_QueryInterface(nextbasesupp));
if (!nextbase)
continue;
nextbase->Clone(getter_AddRefs(mNext));
if (!mNext)
continue;
mNext->AppendNative(NS_LITERAL_CSTRING("isp"));
bool exists;
nsresult rv = mNext->Exists(&exists);
if (NS_SUCCEEDED(rv) && exists)
{
if (!mLocale.IsEmpty())
{
mNext->Clone(getter_AddRefs(mNextWithLocale));
mNextWithLocale->AppendNative(mLocale);
rv = mNextWithLocale->Exists(&exists);
if (NS_FAILED(rv) || !exists)
mNextWithLocale = nullptr; // clear out mNextWithLocale, so we don't try to iterate over it
}
break;
}
mNext = nullptr;
}
return NS_OK;
}
nsMailDirProvider::AppendingEnumerator::AppendingEnumerator
(nsISimpleEnumerator* aBase) :
mBase(aBase)
{
nsCOMPtr<nsIXULChromeRegistry> packageRegistry =
mozilla::services::GetXULChromeRegistryService();
if (packageRegistry)
packageRegistry->GetSelectedLocale(NS_LITERAL_CSTRING("global"), false, mLocale);
// Initialize mNext to begin
GetNext(nullptr);
}
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