gecko-dev/mail/components/shell/nsMailGNOMEIntegration.cpp
scott%scott-macgregor.org 543c6c2344 fix typo
2006-09-29 22:30:45 +00:00

233 lines
7.2 KiB
C++

/* -*- 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 Mozilla GNOME integration code.
*
* The Initial Developer of the Original Code is
* IBM Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brian Ryner <bryner@brianryner.com>
*
* 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 "nsMailGNOMEIntegration.h"
#include "nsIGenericFactory.h"
#include "nsIGConfService.h"
#include "nsCOMPtr.h"
#include "nsIServiceManager.h"
#include "prenv.h"
#include "nsIFile.h"
#include "nsIStringBundle.h"
#include "nsIPromptService.h"
#include "nsIPrefService.h"
#include "nsIPrefBranch.h"
#include "nsDirectoryServiceDefs.h"
#include "nsDirectoryServiceUtils.h"
#include "nsEmbedCID.h"
#include <glib.h>
#include <limits.h>
#include <stdlib.h>
static const char* const sMailProtocols[] = {
"mailto"
};
static const char* const sNewsProtocols[] = {
"news",
"snews",
"nntp"
};
static const char* const sFeedProtocols[] = {
"feed"
};
nsMailGNOMEIntegration::nsMailGNOMEIntegration(): mCheckedThisSession(PR_FALSE)
{}
nsresult
nsMailGNOMEIntegration::Init()
{
nsresult rv;
// GConf _must_ be available, or we do not allow CreateInstance to succeed.
nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
if (!gconf)
return NS_ERROR_NOT_AVAILABLE;
// Check G_BROKEN_FILENAMES. If it's set, then filenames in glib use
// the locale encoding. If it's not set, they use UTF-8.
mUseLocaleFilenames = PR_GetEnv("G_BROKEN_FILENAMES") != nsnull;
nsCOMPtr<nsIFile> appPath;
rv = NS_GetSpecialDirectory(NS_XPCOM_CURRENT_PROCESS_DIR,
getter_AddRefs(appPath));
NS_ENSURE_SUCCESS(rv, rv);
rv = appPath->AppendNative(NS_LITERAL_CSTRING("thunderbird"));
NS_ENSURE_SUCCESS(rv, rv);
rv = appPath->GetNativePath(mAppPath);
return rv;
}
NS_IMPL_ISUPPORTS1(nsMailGNOMEIntegration, nsIShellService)
NS_IMETHODIMP
nsMailGNOMEIntegration::IsDefaultClient(PRBool aStartupCheck, PRUint16 aApps, PRBool * aIsDefaultClient)
{
*aIsDefaultClient = PR_TRUE;
if (aApps & nsIShellService::MAIL)
*aIsDefaultClient &= checkDefault(sMailProtocols, NS_ARRAY_LENGTH(sMailProtocols));
if (aApps & nsIShellService::NEWS)
*aIsDefaultClient &= checkDefault(sNewsProtocols, NS_ARRAY_LENGTH(sNewsProtocols));
if (aApps & nsIShellService::RSS)
*aIsDefaultClient &= checkDefault(sFeedProtocols, NS_ARRAY_LENGTH(sFeedProtocols));
// If this is the first mail window, maintain internal state that we've
// checked this session (so that subsequent window opens don't show the
// default client dialog).
if (aStartupCheck)
mCheckedThisSession = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP
nsMailGNOMEIntegration::SetDefaultClient(PRBool aForAllUsers, PRUint16 aApps)
{
nsresult rv = NS_OK;
if (aApps & nsIShellService::MAIL)
rv |= MakeDefault(sMailProtocols, NS_ARRAY_LENGTH(sMailProtocols));
if (aApps & nsIShellService::NEWS)
rv |= MakeDefault(sNewsProtocols, NS_ARRAY_LENGTH(sNewsProtocols));
if (aApps & nsIShellService::RSS)
rv |= MakeDefault(sFeedProtocols, NS_ARRAY_LENGTH(sFeedProtocols));
return rv;
}
NS_IMETHODIMP
nsMailGNOMEIntegration::GetShouldCheckDefaultClient(PRBool* aResult)
{
if (mCheckedThisSession)
{
*aResult = PR_FALSE;
return NS_OK;
}
nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
return prefs->GetBoolPref("mail.shell.checkDefaultClient", aResult);
}
NS_IMETHODIMP
nsMailGNOMEIntegration::SetShouldCheckDefaultClient(PRBool aShouldCheck)
{
nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
return prefs->SetBoolPref("mail.shell.checkDefaultClient", aShouldCheck);
}
PRBool
nsMailGNOMEIntegration::KeyMatchesAppName(const char *aKeyValue) const
{
gchar *commandPath;
if (mUseLocaleFilenames) {
gchar *nativePath = g_filename_from_utf8(aKeyValue, -1, NULL, NULL, NULL);
if (!nativePath) {
NS_ERROR("Error converting path to filesystem encoding");
return PR_FALSE;
}
commandPath = g_find_program_in_path(nativePath);
g_free(nativePath);
} else {
commandPath = g_find_program_in_path(aKeyValue);
}
if (!commandPath)
return PR_FALSE;
PRBool matches = mAppPath.Equals(commandPath);
g_free(commandPath);
return matches;
}
PRBool
nsMailGNOMEIntegration::checkDefault(const char* const *aProtocols, unsigned int aLength)
{
nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
PRBool enabled;
nsCAutoString handler;
for (unsigned int i = 0; i < aLength; ++i) {
handler.Truncate();
nsresult rv = gconf->GetAppForProtocol(nsDependentCString(aProtocols[i]),
&enabled, handler);
if (NS_SUCCEEDED(rv))
{
// The string will be something of the form: [/path/to/]app "%s"
// We want to remove all of the parameters and get just the binary name.
gint argc;
gchar **argv;
if (g_shell_parse_argv(handler.get(), &argc, &argv, NULL) && argc > 0) {
handler.Assign(argv[0]);
g_strfreev(argv);
} else
return PR_FALSE;
if (!KeyMatchesAppName(handler.get()) || !enabled)
return PR_FALSE; // the handler is disabled or set to another app
}
}
return PR_TRUE;
}
nsresult
nsMailGNOMEIntegration::MakeDefault(const char* const *aProtocols,
unsigned int aLength)
{
nsCOMPtr<nsIGConfService> gconf = do_GetService(NS_GCONFSERVICE_CONTRACTID);
nsCAutoString appKeyValue(mAppPath + NS_LITERAL_CSTRING(" \"%s\""));
for (unsigned int i = 0; i < aLength; ++i) {
nsresult rv = gconf->SetAppForProtocol(nsDependentCString(aProtocols[i]),
appKeyValue);
NS_ENSURE_SUCCESS(rv, rv);
}
return NS_OK;
}