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path: root/embed/mozilla/mozilla-embed-single.cpp
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/*
 *  Copyright (C) 2000-2003 Marco Pesenti Gritti
 *  Copyright (C) 2003 Christian Persch
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 *  $Id$
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "mozilla-embed-single.h"

#include "ephy-cookie-manager.h"
#include "ephy-password-manager.h"
#include "ephy-permission-manager.h"

#include "glib.h"
#include "ephy-debug.h"
#include "gtkmozembed.h"
#include "mozilla-embed.h"
#include "ephy-file-helpers.h"
#include "mozilla-notifiers.h"
#include "ephy-langs.h"
#include "eel-gconf-extensions.h"
#include "ephy-embed-prefs.h"
#include "MozRegisterComponents.h"
#include "EphySingle.h"

#include <glib/gi18n.h>
#include <libgnomevfs/gnome-vfs-utils.h>
#include <nsICacheService.h>
#include <nsCOMPtr.h>
#include <nsIPrefService.h>
#include <nsNetCID.h>
#include <nsIServiceManager.h>
#include <nsIIOService.h>
#include <nsIProtocolProxyService.h>
#include <nsIAtom.h>
#include <nsIFontEnumerator.h>
#include <nsISupportsPrimitives.h>
#include <nsReadableUtils.h>
#include <nsICookieManager.h>
#include <nsIPassword.h>
#include <nsIPasswordManager.h>
#include <nsIPassword.h>
#if MOZILLA_SNAPSHOT > 9
#include <nsICookie2.h>
#else
#include <nsICookie.h>
#endif
#if MOZILLA_SNAPSHOT > 12
#include <nsICookieManager.h>
#else
#include <nsCCookieManager.h>
#endif
#include <nsCPasswordManager.h>
#include <nsIPermission.h>
#include <nsIPermissionManager.h>
#include <nsString.h>
#include <nsILocalFile.h>
#include <nsIURI.h>
#include <nsNetUtil.h>
#include <nsIHttpAuthManager.h>

// FIXME: For setting the locale. hopefully gtkmozembed will do itself soon
#include <nsIChromeRegistry.h>
#include <nsILocaleService.h>

#define MOZILLA_PROFILE_DIR  "/mozilla"
#define MOZILLA_PROFILE_NAME "epiphany"
#define MOZILLA_PROFILE_FILE "prefs.js"
#define DEFAULT_PROFILE_FILE SHARE_DIR"/default-prefs.js"

#define MOZILLA_EMBED_SINGLE_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), MOZILLA_TYPE_EMBED_SINGLE, MozillaEmbedSinglePrivate))

struct MozillaEmbedSinglePrivate
{
    char *user_prefs;
    
    /* monitor this widget for theme changes*/
    GtkWidget *theme_window;

    EphySingle *mSingleObserver;
};

static void mozilla_embed_single_class_init (MozillaEmbedSingleClass *klass);
static void ephy_embed_single_iface_init    (EphyEmbedSingleIFace *iface);
static void ephy_cookie_manager_iface_init  (EphyCookieManagerIFace *iface);
static void ephy_password_manager_iface_init    (EphyPasswordManagerIFace *iface);
static void ephy_permission_manager_iface_init  (EphyPermissionManagerIFace *iface);
static void mozilla_embed_single_init       (MozillaEmbedSingle *ges);

static GObjectClass *parent_class = NULL;

GType
mozilla_embed_single_get_type (void)
{
       static GType type = 0;

        if (type == 0)
        {
                static const GTypeInfo our_info =
                {
                        sizeof (MozillaEmbedSingleClass),
                        NULL, /* base_init */
                        NULL, /* base_finalize */
                        (GClassInitFunc) mozilla_embed_single_class_init,
                        NULL, /* class_finalize */
                        NULL, /* class_data */
                        sizeof (MozillaEmbedSingle),
                        0,    /* n_preallocs */
                        (GInstanceInitFunc) mozilla_embed_single_init
                };

        static const GInterfaceInfo embed_single_info =
        {
            (GInterfaceInitFunc) ephy_embed_single_iface_init,
            NULL,
            NULL
        };

        static const GInterfaceInfo cookie_manager_info =
        {
            (GInterfaceInitFunc) ephy_cookie_manager_iface_init,
            NULL,
            NULL
        };

        static const GInterfaceInfo password_manager_info =
        {
            (GInterfaceInitFunc) ephy_password_manager_iface_init,
            NULL,
            NULL
        };

        static const GInterfaceInfo permission_manager_info =
        {
            (GInterfaceInitFunc) ephy_permission_manager_iface_init,
            NULL,
            NULL
        };

        type = g_type_register_static (G_TYPE_OBJECT,
                           "MozillaEmbedSingle",
                           &our_info,
                           (GTypeFlags)0);

        g_type_add_interface_static (type,
                         EPHY_TYPE_EMBED_SINGLE,
                         &embed_single_info);

        g_type_add_interface_static (type,
                         EPHY_TYPE_COOKIE_MANAGER,
                         &cookie_manager_info);

        g_type_add_interface_static (type,
                         EPHY_TYPE_PASSWORD_MANAGER,
                         &password_manager_info);

        g_type_add_interface_static (type,
                         EPHY_TYPE_PERMISSION_MANAGER,
                         &permission_manager_info);
    }

        return type;
}

static gboolean
mozilla_set_default_prefs (MozillaEmbedSingle *mes)
{
    nsCOMPtr<nsIPrefService> prefService;

        prefService = do_GetService (NS_PREFSERVICE_CONTRACTID);
    NS_ENSURE_TRUE (prefService, FALSE);

        /* read our predefined default prefs */
        nsresult rv;
        nsCOMPtr<nsILocalFile> file;
        NS_NewNativeLocalFile(NS_LITERAL_CSTRING(DEFAULT_PROFILE_FILE),
                  PR_TRUE, getter_AddRefs(file));
    if (!file) return FALSE;

        rv = prefService->ReadUserPrefs (file);                                                                              
        if (NS_FAILED(rv))
        {
                g_warning ("failed to read default preferences, error: %x", rv);
        return FALSE;
        }
                                                                                                                             
        /* Load the default user preferences as well.  This also makes the
           prefs to be saved in the user's prefs.js file, instead of messing up
           our global defaults file. */
        rv = prefService->ReadUserPrefs (nsnull);
        if (NS_FAILED(rv))
        {
                g_warning ("failed to read user preferences, error: %x", rv);
        }

        nsCOMPtr<nsIPrefBranch> pref;
        prefService->GetBranch ("", getter_AddRefs(pref));
    NS_ENSURE_TRUE (pref, FALSE);

    /* FIXME We need to do this because mozilla doesnt set product
    sub for embedding apps */
    pref->SetCharPref ("general.useragent.vendor", "Epiphany");
    pref->SetCharPref ("general.useragent.vendorSub", VERSION);

    return TRUE;
}

static char *
color_to_string (GdkColor color)
{
    return g_strdup_printf ("#%.2x%.2x%.2x",
                color.red >> 8,
                color.green >> 8,
                color.blue >> 8);
}

static void
mozilla_update_colors (GtkWidget *window,
                       GtkStyle *previous_style,
                       MozillaEmbedSingle *mes)
{
    nsCOMPtr<nsIPrefService> prefService;
    GdkColor color;
    char *str;

        prefService = do_GetService (NS_PREFSERVICE_CONTRACTID);
    if (!prefService) return;

        nsCOMPtr<nsIPrefBranch> pref;
        prefService->GetBranch ("", getter_AddRefs(pref));
    if (!pref) return;

    /* Set the bg color to the text bg color*/
    color = window->style->base[GTK_STATE_NORMAL];
    str = color_to_string (color);
    pref->SetCharPref ("browser.display.background_color", str);        
    g_free (str);

    /* Set the text color */
    color = window->style->text[GTK_STATE_NORMAL];
    str = color_to_string (color);  
    pref->SetCharPref ("browser.display.foreground_color", str);    
    g_free (str);

    /* FIXME: We should probably monitor and set link color here too,
     * but i'm not really sure what to do about that yet
     */
}

static void
mozilla_setup_colors (MozillaEmbedSingle *mes)
{
    GtkWidget *window;

    /* Create a random window to monitor for theme changes */
    window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    mes->priv->theme_window = window;
    gtk_widget_realize (window);
    gtk_widget_ensure_style (window);

    /* monitor theme changes*/
    g_signal_connect (G_OBJECT (window), "style-set",
              G_CALLBACK (mozilla_update_colors), mes);
    
    /* Initialize the colors */
    mozilla_update_colors (window, NULL, mes);

    mes->priv->theme_window = window;
}           

static void 
mozilla_embed_single_new_window_orphan_cb (GtkMozEmbedSingle *embed,
                                      GtkMozEmbed **retval, 
                      guint chrome_mask,
                                  EphyEmbedSingle *shell)
{
    g_assert (chrome_mask & GTK_MOZ_EMBED_FLAG_OPENASCHROME);

    *retval = _mozilla_embed_new_xul_dialog ();
}

static void
mozilla_init_single (MozillaEmbedSingle *mes)
{   
    GtkMozEmbedSingle *single;
    
    /* get single */
        single = gtk_moz_embed_single_get ();
        if (single == NULL)
        {
                g_warning ("Failed to get singleton embed object!\n");
        }

        /* allow creation of orphan windows */
        g_signal_connect (G_OBJECT (single), "new_window_orphan",
                          G_CALLBACK (mozilla_embed_single_new_window_orphan_cb),
              mes);
}

static void
mozilla_init_home (void)
{
    char *mozilla_five_home;
        mozilla_five_home = g_strdup (g_getenv ("MOZILLA_FIVE_HOME"));
        gtk_moz_embed_set_comp_path (mozilla_five_home);
        g_free (mozilla_five_home);
}

void
mozilla_init_profile (void)
{
    char *profile_path;
    profile_path = g_build_filename (ephy_dot_dir (), 
                     MOZILLA_PROFILE_DIR, 
                     NULL);
        gtk_moz_embed_set_profile_path (profile_path, MOZILLA_PROFILE_NAME);
        g_free (profile_path);
}

static gboolean
have_gnome_url_handler (const gchar *protocol)
{
    gchar *key, *cmd;
    gboolean rv;

    key = g_strdup_printf ("/desktop/gnome/url-handlers/%s/command", 
                   protocol);
    cmd = eel_gconf_get_string (key);
    g_free (key);

    rv = (cmd != NULL && strstr (cmd, "epiphany") == NULL);
    g_free (cmd);

    if (!rv) return rv;

    key = g_strdup_printf ("/desktop/gnome/url-handlers/%s/enabled", 
                   protocol);
    rv = eel_gconf_get_boolean (key);
    g_free (key);

    return rv;
}

static void
mozilla_register_external_protocols (void)
{
    /* FIXME register only when needed */
    if (have_gnome_url_handler ("ftp"))
    {
        mozilla_register_FtpProtocolHandler ();
    }
    else
    {
        mozilla_unregister_FtpProtocolHandler ();
    }
}

static nsresult
getUILang (nsAString& aUILang)
{
    nsresult result;

    nsCOMPtr<nsILocaleService> localeService = do_GetService (NS_LOCALESERVICE_CONTRACTID, &result);
    if (NS_FAILED (result) || !localeService)
    {
        g_warning ("Could not get locale service!\n");
        return NS_ERROR_FAILURE;
    }

#if MOZILLA_SNAPSHOT >= 12
    result = localeService->GetLocaleComponentForUserAgent (aUILang);
#else
    nsXPIDLString uiLang;
    result = localeService->GetLocaleComponentForUserAgent (getter_Copies(uiLang));
    aUILang.Assign (uiLang);
#endif

    if (NS_FAILED (result))
    {
        g_warning ("Could not determine locale!\n");
        return NS_ERROR_FAILURE;
    }

    return NS_OK;
}

static nsresult
mozilla_init_chrome (void)
{
    nsresult result;
    nsAutoString uiLang;

    nsCOMPtr<nsIXULChromeRegistry> chromeRegistry = do_GetService (NS_CHROMEREGISTRY_CONTRACTID);
    NS_ENSURE_TRUE (chromeRegistry, NS_ERROR_FAILURE);

    // Set skin to 'classic' so we get native scrollbars.
    result = chromeRegistry->SelectSkin (NS_LITERAL_CSTRING("classic/1.0"), PR_FALSE);
    NS_ENSURE_SUCCESS (result, NS_ERROR_FAILURE);

    // set locale
    result = chromeRegistry->SetRuntimeProvider(PR_TRUE);
    NS_ENSURE_SUCCESS (result, NS_ERROR_FAILURE);

    result = getUILang(uiLang);
    NS_ENSURE_SUCCESS (result, NS_ERROR_FAILURE);

    return chromeRegistry->SelectLocale (NS_ConvertUCS2toUTF8(uiLang), PR_FALSE);
}

static void
mozilla_init_observer (MozillaEmbedSingle *single)
{
    single->priv->mSingleObserver = new EphySingle ();

    if (single->priv->mSingleObserver)
    {
        single->priv->mSingleObserver->Init (EPHY_EMBED_SINGLE (single));
    }
}

static gboolean
init_services (MozillaEmbedSingle *single)
{
    /* Pre initialization */
    mozilla_init_home ();
    mozilla_init_profile ();
    
    /* Fire up the best */
    gtk_moz_embed_push_startup ();

    /* Until gtkmozembed does this itself */
    mozilla_init_chrome ();

    mozilla_init_single (single);

    if (!mozilla_set_default_prefs (single))
    {
        return FALSE;
    }

    /* FIXME: This should be removed when mozilla
     * bugs 207000 and 207001 are fixed.
     */
    mozilla_setup_colors (single);

    START_PROFILER ("Mozilla prefs notifiers")
    mozilla_notifiers_init (EPHY_EMBED_SINGLE (single));
    STOP_PROFILER ("Mozilla prefs notifiers")

    mozilla_register_components ();

    mozilla_register_external_protocols ();

    mozilla_init_observer (single);

    return TRUE;
}

static void
mozilla_embed_single_init (MozillaEmbedSingle *mes)
{
    mes->priv = MOZILLA_EMBED_SINGLE_GET_PRIVATE (mes);

    mes->priv->theme_window = NULL;
    mes->priv->user_prefs =
        g_build_filename (ephy_dot_dir (), 
                  MOZILLA_PROFILE_DIR,
                  MOZILLA_PROFILE_NAME,
                  MOZILLA_PROFILE_FILE,
                  NULL);

    mes->priv->mSingleObserver = nsnull;

    if (!init_services (mes))
    {
        GtkWidget *dialog;

        dialog = gtk_message_dialog_new
            (NULL,
                         GTK_DIALOG_MODAL,
                         GTK_MESSAGE_ERROR,
                         GTK_BUTTONS_CLOSE,
                         _("Epiphany can't be used now. "
                         "Mozilla initialization failed. Check your "
                         "MOZILLA_FIVE_HOME environmental variable."));
        gtk_dialog_run (GTK_DIALOG (dialog));

        exit (0);
    }
}

static void
mozilla_embed_single_finalize (GObject *object)
{
    MozillaEmbedSingle *mes = MOZILLA_EMBED_SINGLE (object);

    /* Destroy EphyEmbedSingle before because some
     * services depend on xpcom */
    G_OBJECT_CLASS (parent_class)->finalize (object);

    mozilla_notifiers_free ();

    gtk_moz_embed_pop_startup ();

    g_free (mes->priv->user_prefs);

    if (mes->priv->theme_window)
    {
        gtk_widget_destroy (mes->priv->theme_window);
    }
}

static void
impl_clear_cache (EphyEmbedSingle *shell)
{
    nsCOMPtr<nsICacheService> cacheService =
                        do_GetService (NS_CACHESERVICE_CONTRACTID);
    if (!cacheService) return;

    cacheService->EvictEntries (nsICache::STORE_ANYWHERE);
}

static void
impl_clear_auth_cache (EphyEmbedSingle *shell)
{
    nsCOMPtr<nsIHttpAuthManager> authManager =
            do_GetService (NS_HTTPAUTHMANAGER_CONTRACTID);
    if (!authManager) return;

    authManager->ClearAll();
}

static void
impl_set_offline_mode (EphyEmbedSingle *shell,
               gboolean offline)
{
    nsCOMPtr<nsIIOService> io = do_GetService(NS_IOSERVICE_CONTRACTID);
    if (!io) return;

    io->SetOffline(offline);
}

static void
impl_load_proxy_autoconf (EphyEmbedSingle *shell,
              const char* url)
{
    g_assert (url != NULL);

        nsCOMPtr<nsIProtocolProxyService> pps =
                do_GetService ("@mozilla.org/network/protocol-proxy-service;1");
    if (!pps) return;

    pps->ConfigureFromPAC (url);
}

static GList *
impl_get_font_list (EphyEmbedSingle *shell,
            const char *langGroup)
{
    nsresult rv;
    PRUint32 fontCount;
    PRUnichar **fontArray;
    GList *l = NULL;

    nsCOMPtr<nsIFontEnumerator> mozFontEnumerator;
    mozFontEnumerator = do_CreateInstance("@mozilla.org/gfx/fontenumerator;1");
    NS_ENSURE_TRUE (mozFontEnumerator, NULL);

    rv = mozFontEnumerator->EnumerateFonts (nsnull, nsnull,
                            &fontCount, &fontArray);
    NS_ENSURE_SUCCESS (rv, NULL);

    for (PRUint32 i = 0; i < fontCount; i++)
    {
        char *gFontString;

        gFontString = g_strdup (NS_ConvertUCS2toUTF8 (fontArray[i]).get());
        l = g_list_prepend (l, gFontString);
        nsMemory::Free (fontArray[i]);
    }

    nsMemory::Free (fontArray);

    return g_list_reverse (l);
}

static GList *
impl_list_cookies (EphyCookieManager *manager)
{
    nsresult result;
    GList *cookies = NULL;
    
    nsCOMPtr<nsICookieManager> cookieManager = 
            do_GetService (NS_COOKIEMANAGER_CONTRACTID);
    if (!cookieManager) return NULL;

    nsCOMPtr<nsISimpleEnumerator> cookieEnumerator;
    cookieManager->GetEnumerator (getter_AddRefs(cookieEnumerator));
    NS_ENSURE_TRUE (cookieEnumerator, NULL);

    PRBool enumResult;
    for (cookieEnumerator->HasMoreElements(&enumResult) ;
         enumResult == PR_TRUE ;
         cookieEnumerator->HasMoreElements(&enumResult))
    {
        nsCOMPtr<nsICookie> keks;
        result = cookieEnumerator->GetNext (getter_AddRefs(keks));
        if (NS_FAILED (result) || !keks) continue;

        EphyCookie *cookie = mozilla_cookie_to_ephy_cookie (keks);

        cookies = g_list_prepend (cookies, cookie);
    }       

    return cookies;
}

static void
impl_remove_cookie (EphyCookieManager *manager,
            const EphyCookie *cookie)
{
    nsCOMPtr<nsICookieManager> cookieManager =
        do_GetService (NS_COOKIEMANAGER_CONTRACTID);
    if (!cookieManager) return;

    cookieManager->Remove (nsDependentCString(cookie->domain),
                   nsDependentCString(cookie->name),
                   nsDependentCString(cookie->path),
                   PR_FALSE /* block */);
}

static void
impl_clear_cookies (EphyCookieManager *manager)
{
    nsCOMPtr<nsICookieManager> cookieManager =
        do_GetService (NS_COOKIEMANAGER_CONTRACTID);
    if (!cookieManager) return;

    cookieManager->RemoveAll ();
}
    
static GList *
impl_list_passwords (EphyPasswordManager *manager)
{
    GList *passwords = NULL;
    nsresult rv;

    nsCOMPtr<nsIPasswordManager> passwordManager =
            do_GetService (NS_PASSWORDMANAGER_CONTRACTID);
    if (!passwordManager) return NULL;

    nsCOMPtr<nsISimpleEnumerator> passwordEnumerator;
    passwordManager->GetEnumerator (getter_AddRefs(passwordEnumerator));
    NS_ENSURE_TRUE (passwordEnumerator, NULL);

    PRBool enumResult;
    for (passwordEnumerator->HasMoreElements(&enumResult) ;
         enumResult == PR_TRUE ;
         passwordEnumerator->HasMoreElements(&enumResult))
    {
        nsCOMPtr<nsIPassword> nsPassword;
        passwordEnumerator->GetNext (getter_AddRefs(nsPassword));
        if (!nsPassword) continue;

        nsCAutoString transfer;
        rv = nsPassword->GetHost (transfer);
        if (NS_FAILED (rv)) continue;

        nsAutoString unicodeName;
        rv = nsPassword->GetUser (unicodeName);
        if (NS_FAILED (rv)) continue;

        EphyPasswordInfo *p = g_new0 (EphyPasswordInfo, 1);

        p->host = g_strdup (transfer.get());
        p->username = g_strdup(NS_ConvertUCS2toUTF8(unicodeName).get());
        p->password = NULL;

        passwords = g_list_prepend (passwords, p);
    }

    return passwords;
}

static void
impl_remove_password (EphyPasswordManager *manager,
              EphyPasswordInfo *info)
{
        nsCOMPtr<nsIPasswordManager> pm =
                        do_GetService (NS_PASSWORDMANAGER_CONTRACTID);
    if (!pm) return;

    pm->RemoveUser (nsDependentCString(info->host),
            NS_ConvertUTF8toUCS2(nsDependentCString(info->username)));
}

static const char *permission_type_string [] =
{
    "cookie",
    "image",
    "popup"
};

void
impl_permission_manager_add (EphyPermissionManager *manager,
                 const char *host,
                 EphyPermissionType type,
                 EphyPermission permission)
{
    /* can only set allow or deny */
    g_return_if_fail (permission != EPHY_PERMISSION_DEFAULT);

        nsCOMPtr<nsIPermissionManager> pm
        (do_GetService (NS_PERMISSIONMANAGER_CONTRACTID));
    if (!pm) return;

    nsCOMPtr<nsIURI> uri;
        NS_NewURI(getter_AddRefs(uri), host);
    if (!uri) return;

    gboolean allow = (permission == EPHY_PERMISSION_ALLOWED);

    pm->Add (uri,
#if MOZILLA_SNAPSHOT >= 10
         permission_type_string [type],
#else
         type,
#endif
         allow ? (PRUint32) nsIPermissionManager::ALLOW_ACTION :
             (PRUint32) nsIPermissionManager::DENY_ACTION);
}

void
impl_permission_manager_remove (EphyPermissionManager *manager,
                const char *host,
                EphyPermissionType type)
{
        nsCOMPtr<nsIPermissionManager> pm
        (do_GetService (NS_PERMISSIONMANAGER_CONTRACTID));
    if (!pm) return;

#if MOZILLA_SNAPSHOT >= 10
    pm->Remove (nsDependentCString (host), permission_type_string [type]);
#else
    pm->Remove (nsDependentCString (host), type);
#endif
}

void
impl_permission_manager_clear (EphyPermissionManager *manager)
{
        nsCOMPtr<nsIPermissionManager> pm
        (do_GetService (NS_PERMISSIONMANAGER_CONTRACTID));
    if (!pm) return;

    pm->RemoveAll ();
}

EphyPermission
impl_permission_manager_test (EphyPermissionManager *manager,
                  const char *host,
                  EphyPermissionType type)
{
        nsCOMPtr<nsIPermissionManager> pm
        (do_GetService (NS_PERMISSIONMANAGER_CONTRACTID));
    if (!pm) return EPHY_PERMISSION_DEFAULT;

    nsCOMPtr<nsIURI> uri;
        NS_NewURI(getter_AddRefs(uri), host);
        if (!uri) return EPHY_PERMISSION_DEFAULT;

    nsresult rv;
    PRUint32 action;
#if MOZILLA_SNAPSHOT >= 10
    rv = pm->TestPermission (uri, permission_type_string [type], &action);
#else
    rv = pm->TestPermission (uri, type, &action);
#endif
    NS_ENSURE_SUCCESS (rv, EPHY_PERMISSION_DEFAULT);

    EphyPermission permission;

    switch (action)
    {
        case nsIPermissionManager::ALLOW_ACTION:
            permission = EPHY_PERMISSION_ALLOWED;
            break;
        case nsIPermissionManager::DENY_ACTION:
            permission = EPHY_PERMISSION_DENIED;
            break;
        case nsIPermissionManager::UNKNOWN_ACTION:
        default:
            permission = EPHY_PERMISSION_DEFAULT;
            break;
    }

    return permission;
}

GList *
impl_permission_manager_list (EphyPermissionManager *manager,
                  EphyPermissionType type)
{
    GList *list = NULL;

        nsCOMPtr<nsIPermissionManager> pm
        (do_GetService (NS_PERMISSIONMANAGER_CONTRACTID));
    if (!pm) return NULL;

    nsCOMPtr<nsISimpleEnumerator> pe;
    pm->GetEnumerator(getter_AddRefs(pe));
    NS_ENSURE_TRUE (pe, NULL);
    
    PRBool more;
    for (pe->HasMoreElements (&more); more == PR_TRUE; pe->HasMoreElements (&more))
    {
        nsCOMPtr<nsIPermission> perm;
        pe->GetNext(getter_AddRefs(perm));
        if (!perm) continue;

        nsresult rv;
#if MOZILLA_SNAPSHOT >= 10
        nsCAutoString str;
        rv = perm->GetType(str);
        if (NS_FAILED (rv)) continue;

        if (str.Equals(permission_type_string[type]))
#else
        PRUint32 num;
        rv = perm->GetType(&num);
        if (NS_FAILED (rv)) continue;

        if ((PRUint32) num == (PRUint32) type)
#endif
        {
            EphyPermissionInfo *info = 
                mozilla_permission_to_ephy_permission (perm);

            if (info != NULL)
            {
                list = g_list_prepend (list, info);
            }
        }
    }

    return list;
}

static void
mozilla_embed_single_class_init (MozillaEmbedSingleClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    parent_class = (GObjectClass *) g_type_class_peek_parent (klass);

    object_class->finalize = mozilla_embed_single_finalize;

    g_type_class_add_private (object_class, sizeof (MozillaEmbedSinglePrivate));
}

static void
ephy_embed_single_iface_init (EphyEmbedSingleIFace *iface)
{
    iface->clear_cache = impl_clear_cache;
    iface->clear_auth_cache = impl_clear_auth_cache;
    iface->set_offline_mode = impl_set_offline_mode;
    iface->load_proxy_autoconf = impl_load_proxy_autoconf;
    iface->get_font_list = impl_get_font_list;
}

static void
ephy_cookie_manager_iface_init (EphyCookieManagerIFace *iface)
{
    iface->list = impl_list_cookies;
    iface->remove = impl_remove_cookie;
    iface->clear = impl_clear_cookies;
}

static void
ephy_password_manager_iface_init (EphyPasswordManagerIFace *iface)
{
    iface->add = NULL; /* not implemented yet */
    iface->remove = impl_remove_password;
    iface->list = impl_list_passwords;
}

static void
ephy_permission_manager_iface_init (EphyPermissionManagerIFace *iface)
{
    iface->add = impl_permission_manager_add;
    iface->remove = impl_permission_manager_remove;
    iface->clear = impl_permission_manager_clear;
    iface->test = impl_permission_manager_test;
    iface->list = impl_permission_manager_list;
}