Line data    Source code

       1             : /******* BEGIN LICENSE BLOCK *******
       2             :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3             :  *
       4             :  * The contents of this file are subject to the Mozilla Public License Version
       5             :  * 1.1 (the "License"); you may not use this file except in compliance with
       6             :  * the License. You may obtain a copy of the License at
       7             :  * http://www.mozilla.org/MPL/
       8             :  *
       9             :  * Software distributed under the License is distributed on an "AS IS" basis,
      10             :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11             :  * for the specific language governing rights and limitations under the
      12             :  * License.
      13             :  *
      14             :  * The Initial Developers of the Original Code are Kevin Hendricks (MySpell)
      15             :  * and László Németh (Hunspell). Portions created by the Initial Developers
      16             :  * are Copyright (C) 2002-2005 the Initial Developers. All Rights Reserved.
      17             :  *
      18             :  * Contributor(s): Benjamin Smedberg (benjamin@smedbergs.us) (Original Code)
      19             :  *                 László Németh (nemethl@gyorsposta.hu)
      20             :  *                 Ryan VanderMeulen (ryanvm@gmail.com)
      21             :  *
      22             :  * Alternatively, the contents of this file may be used under the terms of
      23             :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      24             :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      25             :  * in which case the provisions of the GPL or the LGPL are applicable instead
      26             :  * of those above. If you wish to allow use of your version of this file only
      27             :  * under the terms of either the GPL or the LGPL, and not to allow others to
      28             :  * use your version of this file under the terms of the MPL, indicate your
      29             :  * decision by deleting the provisions above and replace them with the notice
      30             :  * and other provisions required by the GPL or the LGPL. If you do not delete
      31             :  * the provisions above, a recipient may use your version of this file under
      32             :  * the terms of any one of the MPL, the GPL or the LGPL.
      33             :  *
      34             :  ******* END LICENSE BLOCK *******/
      35             : 
      36             : #include "mozHunspellDirProvider.h"
      37             : #include "nsXULAppAPI.h"
      38             : #include "nsString.h"
      39             : 
      40             : #include "mozISpellCheckingEngine.h"
      41             : #include "nsICategoryManager.h"
      42             : 
      43          81 : NS_IMPL_ISUPPORTS(mozHunspellDirProvider,
      44             :                    nsIDirectoryServiceProvider,
      45             :                    nsIDirectoryServiceProvider2)
      46             : 
      47             : NS_IMETHODIMP
      48          25 : mozHunspellDirProvider::GetFile(const char *aKey, bool *aPersist,
      49             :                                nsIFile* *aResult)
      50             : {
      51          25 :   return NS_ERROR_FAILURE;
      52             : }
      53             : 
      54             : NS_IMETHODIMP
      55          14 : mozHunspellDirProvider::GetFiles(const char *aKey,
      56             :                                 nsISimpleEnumerator* *aResult)
      57             : {
      58          14 :   if (strcmp(aKey, DICTIONARY_SEARCH_DIRECTORY_LIST) != 0) {
      59          13 :     return NS_ERROR_FAILURE;
      60             :   }
      61             : 
      62             :   nsCOMPtr<nsIProperties> dirSvc =
      63           2 :     do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
      64           1 :   if (!dirSvc)
      65           0 :     return NS_ERROR_FAILURE;
      66             : 
      67           2 :   nsCOMPtr<nsISimpleEnumerator> list;
      68           2 :   nsresult rv = dirSvc->Get(XRE_EXTENSIONS_DIR_LIST,
      69             :                             NS_GET_IID(nsISimpleEnumerator),
      70           2 :                             getter_AddRefs(list));
      71           1 :   if (NS_FAILED(rv))
      72           0 :     return rv;
      73             : 
      74           3 :   nsCOMPtr<nsISimpleEnumerator> e = new AppendingEnumerator(list);
      75           1 :   if (!e)
      76           0 :     return NS_ERROR_OUT_OF_MEMORY;
      77             : 
      78           1 :   *aResult = nullptr;
      79           1 :   e.swap(*aResult);
      80           1 :   return NS_SUCCESS_AGGREGATE_RESULT;
      81             : }
      82             : 
      83          17 : NS_IMPL_ISUPPORTS(mozHunspellDirProvider::AppendingEnumerator,
      84             :                    nsISimpleEnumerator)
      85             : 
      86             : NS_IMETHODIMP
      87           1 : mozHunspellDirProvider::AppendingEnumerator::HasMoreElements(bool *aResult)
      88             : {
      89           1 :   *aResult = mNext ? true : false;
      90           1 :   return NS_OK;
      91             : }
      92             : 
      93             : NS_IMETHODIMP
      94           1 : mozHunspellDirProvider::AppendingEnumerator::GetNext(nsISupports* *aResult)
      95             : {
      96           1 :   if (aResult)
      97           0 :     NS_ADDREF(*aResult = mNext);
      98             : 
      99           1 :   mNext = nullptr;
     100             : 
     101             :   nsresult rv;
     102             : 
     103             :   // Ignore all errors
     104             : 
     105             :   bool more;
     106           5 :   while (NS_SUCCEEDED(mBase->HasMoreElements(&more)) && more) {
     107           4 :     nsCOMPtr<nsISupports> nextbasesupp;
     108           2 :     mBase->GetNext(getter_AddRefs(nextbasesupp));
     109             : 
     110           4 :     nsCOMPtr<nsIFile> nextbase(do_QueryInterface(nextbasesupp));
     111           2 :     if (!nextbase)
     112           0 :       continue;
     113             : 
     114           2 :     nextbase->Clone(getter_AddRefs(mNext));
     115           2 :     if (!mNext)
     116           0 :       continue;
     117             : 
     118           2 :     mNext->AppendNative(NS_LITERAL_CSTRING("dictionaries"));
     119             : 
     120             :     bool exists;
     121           2 :     rv = mNext->Exists(&exists);
     122           2 :     if (NS_SUCCEEDED(rv) && exists)
     123           0 :       break;
     124             : 
     125           2 :     mNext = nullptr;
     126             :   }
     127             : 
     128           1 :   return NS_OK;
     129             : }
     130             : 
     131           1 : mozHunspellDirProvider::AppendingEnumerator::AppendingEnumerator
     132           1 :     (nsISimpleEnumerator* aBase) :
     133           1 :   mBase(aBase)
     134             : {
     135             :   // Initialize mNext to begin
     136           1 :   GetNext(nullptr);
     137           1 : }
     138             : 
     139             : char const *const
     140             : mozHunspellDirProvider::kContractID = "@mozilla.org/spellcheck/dir-provider;1";