nsseamonkeyprofilemigrator.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is The Mail Profile Migrator.
 *
 * The Initial Developer of the Original Code is Ben Goodger.
 * Portions created by the Initial Developer are Copyright (C) 2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *  Ben Goodger <[e-mail]>
 *  Scott MacGregor <[e-mail]>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsMailProfileMigratorUtils.h"
#include "nsCRT.h"
#include "nsDirectoryServiceDefs.h"
#include "nsIObserverService.h"
#include "nsIPasswordManagerInternal.h"
#include "nsIPrefLocalizedString.h"
#include "nsIPrefService.h"
#include "nsIServiceManager.h"
#include "nsISupportsArray.h"
#include "nsISupportsPrimitives.h"
#include "nsNetCID.h"
#include "nsNetUtil.h"
#include "nsSeamonkeyProfileMigrator.h"
#include "nsIRelativeFilePref.h"
#include "nsAppDirectoryServiceDefs.h"
#include "prprf.h"
#include "nsVoidArray.h"

static PRUint32 StringHash(const char *ubuf);
nsresult NS_MsgHashIfNecessary(nsCString &name);

// Mail specific folder paths
#define MAIL_DIR_50_NAME             NS_LITERAL_STRING("Mail")
#define IMAP_MAIL_DIR_50_NAME        NS_LITERAL_STRING("ImapMail")
#define NEWS_DIR_50_NAME             NS_LITERAL_STRING("News")


///////////////////////////////////////////////////////////////////////////////
// nsSeamonkeyProfileMigrator
#define FILE_NAME_JUNKTRAINING    NS_LITERAL_STRING("training.dat")
#define FILE_NAME_PERSONALDICTIONARY NS_LITERAL_STRING("persdict.dat")
#define FILE_NAME_PERSONAL_ADDRESSBOOK NS_LITERAL_STRING("abook.mab")
#define FILE_NAME_MAILVIEWS       NS_LITERAL_STRING("mailviews.dat")
#define FILE_NAME_CERT8DB         NS_LITERAL_STRING("cert8.db")
#define FILE_NAME_KEY3DB          NS_LITERAL_STRING("key3.db")
#define FILE_NAME_SECMODDB        NS_LITERAL_STRING("secmod.db")
#define FILE_NAME_MIMETYPES       NS_LITERAL_STRING("mimeTypes.rdf")
#define FILE_NAME_PREFS           NS_LITERAL_STRING("prefs.js")
#define FILE_NAME_USER_PREFS      NS_LITERAL_STRING("user.js")

struct PrefBranchStruct {
  char*         prefName;
  PRInt32       type;
  union {
    char*       stringValue;
    PRInt32     intValue;
    PRBool      boolValue;
    PRUnichar*  wstringValue;
  };
};

NS_IMPL_ISUPPORTS2(nsSeamonkeyProfileMigrator, nsIMailProfileMigrator, nsITimerCallback)


nsSeamonkeyProfileMigrator::nsSeamonkeyProfileMigrator()
{
  mObserverService = do_GetService("@mozilla.org/observer-service;1");
  mMaxProgress = LL_ZERO;
  mCurrentProgress = LL_ZERO;
}

nsSeamonkeyProfileMigrator::~nsSeamonkeyProfileMigrator()
{           
}

///////////////////////////////////////////////////////////////////////////////
// nsITimerCallback

NS_IMETHODIMP
nsSeamonkeyProfileMigrator::Notify(nsITimer *timer)
{
  CopyNextFolder();
  return NS_OK;
}

void nsSeamonkeyProfileMigrator::CopyNextFolder() 
{
  if (mFileCopyTransactionIndex < mFileCopyTransactions->Count())
  {
    PRUint32 percentage = 0;
    fileTransactionEntry* fileTransaction = (fileTransactionEntry*) mFileCopyTransactions->SafeElementAt(mFileCopyTransactionIndex++);
    if (fileTransaction) // copy the file
    {
      fileTransaction->srcFile->CopyTo(fileTransaction->destFile, EmptyString());

      // add to our current progress
      PRInt64 fileSize;
      fileTransaction->srcFile->GetFileSize(&fileSize);
      LL_ADD(mCurrentProgress, mCurrentProgress, fileSize);

      PRInt64 percentDone;
      LL_MUL(percentDone, mCurrentProgress, 100);

      LL_DIV(percentDone, percentDone, mMaxProgress);
      
      LL_L2UI(percentage, percentDone);

      nsAutoString index;
      index.AppendInt( percentage ); 

      NOTIFY_OBSERVERS(MIGRATION_PROGRESS, index.get());
    }
    // fire a timer to handle the next one. 
    mFileIOTimer = do_CreateInstance("@mozilla.org/timer;1");
    if (mFileIOTimer)
      mFileIOTimer->InitWithCallback(NS_STATIC_CAST(nsITimerCallback *, this), percentage == 100 ? 500 : 0, nsITimer::TYPE_ONE_SHOT);
  } else
    EndCopyFolders();
  
  return;
}

void nsSeamonkeyProfileMigrator::EndCopyFolders() 
{
  // clear out the file transaction array
  if (mFileCopyTransactions)
  {
    PRUint32 count = mFileCopyTransactions->Count();
    for (PRUint32 i = 0; i < count; ++i) 
    {
      fileTransactionEntry* fileTransaction = (fileTransactionEntry*) mFileCopyTransactions->ElementAt(i);
      if (fileTransaction)
      {
        fileTransaction->srcFile = nsnull;
        fileTransaction->destFile = nsnull;
        delete fileTransaction;
      }
    }
  
    mFileCopyTransactions->Clear();
    delete mFileCopyTransactions;
  }

  // notify the UI that we are done with the migration process
  nsAutoString index;
  index.AppendInt(nsIMailProfileMigrator::MAILDATA); 
  NOTIFY_OBSERVERS(MIGRATION_ITEMAFTERMIGRATE, index.get());

  NOTIFY_OBSERVERS(MIGRATION_ENDED, nsnull);
}

///////////////////////////////////////////////////////////////////////////////
// nsIMailProfileMigrator

NS_IMETHODIMP
nsSeamonkeyProfileMigrator::Migrate(PRUint16 aItems, nsIProfileStartup* aStartup, const PRUnichar* aProfile)
{
  nsresult rv = NS_OK;
  PRBool aReplace = aStartup ? PR_TRUE : PR_FALSE;

  if (!mTargetProfile) {
    GetProfilePath(aStartup, mTargetProfile);
    if (!mTargetProfile) return NS_ERROR_FAILURE;
  }
  if (!mSourceProfile)
    GetSourceProfile(aProfile);

  NOTIFY_OBSERVERS(MIGRATION_STARTED, nsnull);

  COPY_DATA(CopyPreferences,  aReplace, nsIMailProfileMigrator::SETTINGS);

  // fake notifications for things we've already imported as part of CopyPreferences
  COPY_DATA(DummyCopyRoutine, aReplace, nsIMailProfileMigrator::ACCOUNT_SETTINGS);  
  COPY_DATA(DummyCopyRoutine, aReplace, nsIMailProfileMigrator::NEWSDATA);

  // copy junk mail training file
  COPY_DATA(CopyJunkTraining, aReplace, nsIMailProfileMigrator::JUNKTRAINING);
  COPY_DATA(CopyPasswords,    aReplace, nsIMailProfileMigrator::PASSWORDS);

  // the last thing to do is to actually copy over any mail folders we have marked for copying
  // we want to do this last and it will be asynchronous so the UI doesn't freeze up while we perform 
  // this potentially very long operation. 
  
  nsAutoString index;
  index.AppendInt(nsIMailProfileMigrator::MAILDATA); 
  NOTIFY_OBSERVERS(MIGRATION_ITEMBEFOREMIGRATE, index.get());

  // Generate the max progress value now that we know all of the files we need to copy
  PRUint32 count = mFileCopyTransactions->Count();
  for (PRUint32 i = 0; i < count; ++i) 
  {
    fileTransactionEntry* fileTransaction = (fileTransactionEntry*) mFileCopyTransactions->ElementAt(i);
    if (fileTransaction)
    {
      PRInt64 fileSize; 
      fileTransaction->srcFile->GetFileSize(&fileSize);
      LL_ADD(mMaxProgress, mMaxProgress, fileSize);
    }
  }

  CopyNextFolder();

  return rv;
}

NS_IMETHODIMP
nsSeamonkeyProfileMigrator::GetMigrateData(const PRUnichar* aProfile, 
                                           PRBool aReplace, 
                                           PRUint16* aResult)
{
  *aResult = 0;

  if (!mSourceProfile) {
    GetSourceProfile(aProfile);
    if (!mSourceProfile)
      return NS_ERROR_FILE_NOT_FOUND;
  }

  MigrationData data[] = { { ToNewUnicode(FILE_NAME_PREFS),
                             nsIMailProfileMigrator::SETTINGS,
                             PR_TRUE },
                           { ToNewUnicode(FILE_NAME_JUNKTRAINING),
                             nsIMailProfileMigrator::JUNKTRAINING,
                             PR_TRUE },
                          };
                                                                  
  // Frees file name strings allocated above.
  GetMigrateDataFromArray(data, sizeof(data)/sizeof(MigrationData), 
                          aReplace, mSourceProfile, aResult);

  // Now locate passwords
  nsXPIDLCString signonsFileName;
  GetSignonFileName(aReplace, getter_Copies(signonsFileName));

  if (!signonsFileName.IsEmpty()) {
    nsAutoString fileName; fileName.AssignWithConversion(signonsFileName);
    nsCOMPtr<nsIFile> sourcePasswordsFile;
    mSourceProfile->Clone(getter_AddRefs(sourcePasswordsFile));
    sourcePasswordsFile->Append(fileName);
    
    PRBool exists;
    sourcePasswordsFile->Exists(&exists);
    if (exists)
      *aResult |= nsIMailProfileMigrator::PASSWORDS;
  }

  // add some extra migration fields for things we also migrate
  *aResult |= nsIMailProfileMigrator::ACCOUNT_SETTINGS 
           | nsIMailProfileMigrator::MAILDATA 
           | nsIMailProfileMigrator::NEWSDATA
           | nsIMailProfileMigrator::ADDRESSBOOK_DATA;

  return NS_OK;
}

NS_IMETHODIMP
nsSeamonkeyProfileMigrator::GetSourceExists(PRBool* aResult)
{
  nsCOMPtr<nsISupportsArray> profiles;
  GetSourceProfiles(getter_AddRefs(profiles));

  if (profiles) { 
    PRUint32 count;
    profiles->Count(&count);
    *aResult = count > 0;
  }
  else
    *aResult = PR_FALSE;

  return NS_OK;
}

NS_IMETHODIMP
nsSeamonkeyProfileMigrator::GetSourceHasMultipleProfiles(PRBool* aResult)
{
  nsCOMPtr<nsISupportsArray> profiles;
  GetSourceProfiles(getter_AddRefs(profiles));

  if (profiles) {
    PRUint32 count;
    profiles->Count(&count);
    *aResult = count > 1;
  }
  else