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path: root/embed/mozilla/mozilla-notifiers.cpp
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/*
 *  Copyright (C) 2000 Nate Case 
 *
 *  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.
 */

#include "config.h"

#include "ephy-embed-shell.h"
#include "ephy-embed-single.h"
#include "mozilla-notifiers.h"
#include "eel-gconf-extensions.h"
#include "mozilla-prefs.h"
#include "MozRegisterComponents.h"
#include "ephy-prefs.h"
#include "ephy-embed-prefs.h"
#include "mozilla-i18n.h"

#include <stdio.h>
#include <string.h>
#include <locale.h>
#include <libgnome/gnome-i18n.h>
#include <stdlib.h>
#include <sys/utsname.h>
#include "nsBuildID.h"

static void
mozilla_own_colors_notifier(GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                gpointer user_data);
static void
mozilla_own_fonts_notifier(GConfClient *client,
               guint cnxn_id,
               GConfEntry *entry,
               gpointer user_data);

static void
mozilla_animate_notifier(GConfClient *client,
             guint cnxn_id,
             GConfEntry *entry,
             gpointer user_data);
static void
generic_mozilla_string_notifier(GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                const char *pref_name);
static void
generic_mozilla_int_notifier(GConfClient *client,
                 guint cnxn_id,
                 GConfEntry *entry,
                 const char *pref_name);
static void
generic_mozilla_bool_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  const char *pref_name);
static void
mozilla_allow_popups_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  gpointer user_data);

static void
mozilla_language_notifier(GConfClient *client,
              guint cnxn_id,
              GConfEntry *entry,
              gpointer user_data);

static void
mozilla_autodetect_charset_notifier(GConfClient *client,
                    guint cnxn_id,
                    GConfEntry *entry,
                    EphyEmbedSingle *single);

static void
mozilla_default_font_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  gpointer user_data);

static void
mozilla_proxy_mode_notifier (GConfClient *client,
                 guint cnxn_id,
                 GConfEntry *entry,
                 char *pref);
static void
mozilla_proxy_autoconfig_notifier (GConfClient *client,
                       guint cnxn_id,
                       GConfEntry *entry,
                       char *pref);

static void
mozilla_user_agent_notifier(GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                gpointer user_data);

static void 
mozilla_default_charset_notifier (GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  EphyEmbedSingle *single);
static void
mozilla_socks_version_notifier (GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                gpointer user_data);

/* Keeps the list of the notifiers we installed for mozilla prefs */
/* to be able to remove them when exiting */
GList *mozilla_notifiers = NULL;
GList *font_infos = NULL;

enum
{
    BOOL_PREF,
    INT_PREF,
    STRING_PREF
};

static const struct 
{
    char *gconf_key;
    guint pref_type;
    const char *mozilla_key;
}
conversion_table [] =
{
    { CONF_FILTERING_JAVA_ENABLED, BOOL_PREF, "security.enable_java"},
    { CONF_FILTERING_JAVASCRIPT_ENABLED, BOOL_PREF, "javascript.enabled"},
    { CONF_FILTERING_IMAGE_LOADING_TYPE, INT_PREF, "network.image.imageBehavior"},
    { CONF_RENDERING_BG_COLOR, STRING_PREF, "browser.display.background_color"},
    { CONF_RENDERING_TEXT_COLOR, STRING_PREF, "browser.display.foreground_color"},
    { CONF_RENDERING_UNVISITED_LINKS, STRING_PREF, "browser.anchor_color"},
    { CONF_RENDERING_VISITED_LINKS, STRING_PREF, "browser.visited_color"},
    { CONF_RENDERING_UNDERLINE_LINKS, BOOL_PREF, "browser.underline_anchors"},
    { CONF_NETWORK_PROXY_AUTO_URL, STRING_PREF, "network.proxy.autoconfig_url"},
    { CONF_NETWORK_HTTP_PROXY, STRING_PREF, "network.proxy.http"},
    { CONF_NETWORK_FTP_PROXY, STRING_PREF, "network.proxy.ftp"},
    { CONF_NETWORK_SSL_PROXY, STRING_PREF, "network.proxy.ssl"},
    { CONF_NETWORK_SOCKS_PROXY, STRING_PREF, "network.proxy.socks"},
    { CONF_NETWORK_HTTP_PROXY_PORT, INT_PREF, "network.proxy.http_port"},
    { CONF_NETWORK_FTP_PROXY_PORT, INT_PREF, "network.proxy.ftp_port"},
    { CONF_NETWORK_SSL_PROXY_PORT, INT_PREF, "network.proxy.ssl_port"},
    { CONF_NETWORK_SOCKS_PROXY_PORT, INT_PREF, "network.proxy.socks_port"},
    { CONF_NETWORK_NO_PROXIES_FOR, STRING_PREF, "network.proxy.no_proxies_on"},
    { CONF_NETWORK_MEMORY_CACHE, INT_PREF, "browser.cache.memory.capacity"},
    { CONF_NETWORK_DISK_CACHE, INT_PREF, "browser.cache.disk.capacity"},
    { CONF_NETWORK_CACHE_COMPARE, INT_PREF, "browser.cache.check_doc_frequency"},
    { CONF_PERSISTENT_COOKIE_WARN, BOOL_PREF, "network.cookie.warnAboutCookies"},
    { CONF_PERSISTENT_COOKIES_BEHAVIOR, INT_PREF, "network.cookie.cookieBehavior"},
    { CONF_PERSISTENT_COOKIE_LIFETIME, BOOL_PREF, "network.cookie.lifetime.enabled"},
    { CONF_PERSISTENT_PASSWORDS_SAVE, BOOL_PREF, "signon.rememberSignons"},
    { CONF_RENDERING_USE_SYSTEM_COLORS, BOOL_PREF, "browser.display.use_system_colors"},
    { NULL, 0, NULL }
};

static const struct 
{
    const char *gconf_key;
    GConfClientNotifyFunc func;
}
custom_notifiers [] =
{
    { CONF_NETWORK_USER_AGENT, 
      (GConfClientNotifyFunc) mozilla_user_agent_notifier },
    { CONF_FILTERING_ANIMATE_TYPE, 
      (GConfClientNotifyFunc) mozilla_animate_notifier },
    { CONF_RENDERING_USE_OWN_COLORS, 
      (GConfClientNotifyFunc) mozilla_own_colors_notifier },
    { CONF_RENDERING_USE_OWN_FONTS, 
      (GConfClientNotifyFunc) mozilla_own_fonts_notifier },
    { CONF_FILTERING_ALLOW_POPUPS, 
      (GConfClientNotifyFunc) mozilla_allow_popups_notifier },
    { CONF_LANGUAGE_DEFAULT_CHARSET, 
      (GConfClientNotifyFunc) mozilla_default_charset_notifier },
    { CONF_RENDERING_LANGUAGE, 
      (GConfClientNotifyFunc) mozilla_language_notifier },
    { CONF_LANGUAGE_AUTODETECT_CHARSET, 
      (GConfClientNotifyFunc) mozilla_autodetect_charset_notifier },
    { CONF_RENDERING_DEFAULT_FONT, 
      (GConfClientNotifyFunc) mozilla_default_font_notifier },
    { CONF_NETWORK_SOCKS_PROXY_VERSION, 
      (GConfClientNotifyFunc) mozilla_socks_version_notifier },
    { CONF_NETWORK_PROXY_MODE,
      (GConfClientNotifyFunc) mozilla_proxy_mode_notifier },
    { CONF_NETWORK_PROXY_AUTO_URL,
      (GConfClientNotifyFunc) mozilla_proxy_autoconfig_notifier },
    {NULL, NULL}
};

static void
mozilla_font_size_notifier (GConfClient *client,
                    guint cnxn_id,
                    GConfEntry *entry,
                    char *pref)
{
    char key[255];
    
    sprintf (key, "font.%s", pref);

    mozilla_prefs_set_int (key, gconf_value_get_int(entry->value));
}

static void
mozilla_proxy_mode_notifier (GConfClient *client,
                     guint cnxn_id,
                     GConfEntry *entry,
                     char *pref)
{
    const char *mode;
    int mozilla_mode = 0;
    
    mode = gconf_value_get_string(entry->value);
    
    if (strcmp (mode, "manual") == 0)
    {
        mozilla_mode = 1;
    }
    else if (strcmp (mode, "auto") == 0)
    {
        mozilla_mode = 2;
    }

    mozilla_prefs_set_int ("network.proxy.type", mozilla_mode);
}

static void
mozilla_font_notifier (GConfClient *client,
               guint cnxn_id,
               GConfEntry *entry,
               char *pref)
{
    char key[255];
    
    sprintf (key, "font.name.%s", pref);

    mozilla_prefs_set_string (key, gconf_value_get_string(entry->value));
}

static void
mozilla_proxy_autoconfig_notifier (GConfClient *client,
                           guint cnxn_id,
                       GConfEntry *entry,
                       char *pref)
{
    EphyEmbedSingle *single;
    single = ephy_embed_shell_get_embed_single (embed_shell);
    ephy_embed_single_load_proxy_autoconf 
        (single, gconf_value_get_string(entry->value));
}

void 
mozilla_notifiers_init(EphyEmbedSingle *single) 
{
    int i;

    for (i = 0; conversion_table[i].gconf_key != NULL; i++)
    {
        GConfClientNotifyFunc func = NULL;

        switch (conversion_table[i].pref_type)
        {
        case INT_PREF:
            func = (GConfClientNotifyFunc) generic_mozilla_int_notifier;
            break;
        case BOOL_PREF:
            func = (GConfClientNotifyFunc) generic_mozilla_bool_notifier;
            break;
        case STRING_PREF:
            func = (GConfClientNotifyFunc) generic_mozilla_string_notifier;
            break;
        }

        g_assert (func != NULL);
        
        ephy_notification_add(
            conversion_table[i].gconf_key,
            func,
            (gpointer)conversion_table[i].mozilla_key,
            &mozilla_notifiers);
    }

    for (i = 0; custom_notifiers[i].gconf_key != NULL; i++)
    {
            ephy_notification_add(
                custom_notifiers[i].gconf_key,
                custom_notifiers[i].func,
                (gpointer)single,
                &mozilla_notifiers);
    }

    /* fonts notifiers */
    for (i = 0; i < LANG_ENC_NUM; i++)
    {
        int k;
        char *types [] = { "serif", "sans-serif", "cursive", "fantasy", "monospace" };
        char key[255];
        char *info;
        
        for (k = 0; k < 5; k++)
        {
            info = g_strconcat (types[k], ".", lang_encode_item[i], NULL);
            
            sprintf (key, "%s_%s_%s", CONF_RENDERING_FONT, 
                 types[k], 
                         lang_encode_item[i]);
            ephy_notification_add (key,
                         (GConfClientNotifyFunc)mozilla_font_notifier,
                          info,
                          &mozilla_notifiers);
            font_infos = g_list_append (font_infos, info);
        }

        sprintf (key, "%s_%s", CONF_RENDERING_FONT_MIN_SIZE, lang_encode_item[i]);
        info = g_strconcat ("minimum-size", ".", lang_encode_item[i], NULL);
        ephy_notification_add (key,
                     (GConfClientNotifyFunc)mozilla_font_size_notifier,
                     info,
                         &mozilla_notifiers);
        font_infos = g_list_append (font_infos, info);

        sprintf (key, "%s_%s", CONF_RENDERING_FONT_FIXED_SIZE, lang_encode_item[i]);
        info = g_strconcat ("size.fixed", ".", lang_encode_item[i], NULL);
        ephy_notification_add (key,
                     (GConfClientNotifyFunc)mozilla_font_size_notifier,
                     info,
                         &mozilla_notifiers);
        font_infos = g_list_append (font_infos, info);

        sprintf (key, "%s_%s", CONF_RENDERING_FONT_VAR_SIZE, lang_encode_item[i]);
        info = g_strconcat ("size.variable", ".", lang_encode_item[i], NULL);
        ephy_notification_add (key,
                     (GConfClientNotifyFunc)mozilla_font_size_notifier,
                     info,
                         &mozilla_notifiers);
        font_infos = g_list_append (font_infos, info);      
    }
}

void 
mozilla_notifiers_free (void)
{
    GList *l;
    
    ephy_notification_remove (&mozilla_notifiers);

    for (l = font_infos; l != NULL; l = l->next)
    {
        g_free (l->data);
    }
    
    g_list_free (font_infos);
}

void 
mozilla_notifiers_set_defaults(void) 
{
    GConfClient* client = eel_gconf_client_get_global();
    GConfValue* value;
    int i;

    for (i = 0; conversion_table[i].gconf_key != NULL; i++)
    {
        value = gconf_client_get 
            (client, conversion_table[i].gconf_key, NULL);
        if (value)
        {
            gconf_client_set (client, 
                      conversion_table[i].gconf_key,
                      value, NULL);
            gconf_value_free (value);
        }
    }

    for (i = 0; custom_notifiers[i].gconf_key != NULL; i++)
    {
        value = gconf_client_get 
            (client, custom_notifiers[i].gconf_key, NULL);
        if (value)
        {
            gconf_client_set (client, 
                      custom_notifiers[i].gconf_key,
                      value, NULL);
            gconf_value_free (value);
        }
    }
}
    
/**
 * generic_mozilla_string_notify: update mozilla pref to match epiphany prefs.
 *  user_data should match the mozilla key
 */
static void
generic_mozilla_string_notifier(GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                const char *pref_name)
{
    const gchar *value;

    /* determine type of gconf key, in order of likelyhood */
    switch (entry->value->type)
    {
        case GCONF_VALUE_STRING:
            value = gconf_value_get_string(entry->value);
            if (value)
            {
                mozilla_prefs_set_string
                    (pref_name,
                     gconf_value_get_string(entry->value));
            }
            break;

        default:    
            g_warning("Unsupported variable type");
    } 
}


/**
 * generic_mozilla_int_notify: update mozilla pref to match epiphany prefs.
 *  user_data should match the mozilla key
 */
static void
generic_mozilla_int_notifier(GConfClient *client,
                 guint cnxn_id,
                 GConfEntry *entry,
                 const char *pref_name)
{
    /* determine type of gconf key, in order of likelyhood */
    switch (entry->value->type)
    {
        case GCONF_VALUE_INT:   mozilla_prefs_set_int(pref_name,
                        gconf_value_get_int(entry->value));
                    break;
        case GCONF_VALUE_BOOL:  mozilla_prefs_set_boolean(pref_name,
                        gconf_value_get_bool(entry->value));
                    break;
        case GCONF_VALUE_STRING:    mozilla_prefs_set_string(pref_name,
                        gconf_value_get_string(entry->value));
                    break;
        default:    g_warning("Unsupported variable type");
    }
}


/**
 * generic_mozilla_bool_notify: update mozilla pref to match epiphany prefs.
 *  user_data should match the mozilla key
 */
static void
generic_mozilla_bool_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  const char *pref_name)
{
    /* determine type of gconf key, in order of likelyhood */
    switch (entry->value->type)
    {
        case GCONF_VALUE_BOOL:  mozilla_prefs_set_boolean(pref_name,
                        gconf_value_get_bool(entry->value));
                    break;
        case GCONF_VALUE_INT:   mozilla_prefs_set_int(pref_name,
                        gconf_value_get_int(entry->value));
                    break;
        default:    g_warning("Unsupported variable type");
    }
}

static void 
mozilla_default_charset_notifier(GConfClient *client,
                 guint cnxn_id,
                 GConfEntry *entry,
                 EphyEmbedSingle *single)
{
    /* FIXME */
}


static void
mozilla_own_colors_notifier(GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                gpointer user_data)
{
    mozilla_prefs_set_boolean("browser.display.use_document_colors",
                       !gconf_value_get_bool(entry->value));
}

static void
mozilla_own_fonts_notifier(GConfClient *client,
               guint cnxn_id,
               GConfEntry *entry,
               gpointer user_data)
{
    mozilla_prefs_set_int("browser.display.use_document_fonts",
                   !gconf_value_get_bool(entry->value));
}

static void
mozilla_animate_notifier(GConfClient *client,
             guint cnxn_id,
             GConfEntry *entry,
             gpointer user_data)
{
    static const gchar *type[] =
    {
        "normal",
        "once",
        "none"
    };

    mozilla_prefs_set_string ("image.animation_mode",
                  type[gconf_value_get_int(entry->value)]);
}

static void
mozilla_allow_popups_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  gpointer user_data)
{
    gboolean new_val = eel_gconf_get_boolean(CONF_FILTERING_ALLOW_POPUPS);
    mozilla_prefs_set_boolean ("dom.disable_open_during_load", 
                    !new_val);
}

static void
mozilla_language_notifier(GConfClient *client,
              guint cnxn_id,
              GConfEntry *entry,
              gpointer user_data)
{
    gchar *languages;
    GSList *language_list ,*cur_lang_list;
    
    language_list = eel_gconf_get_string_list (CONF_RENDERING_LANGUAGE);

    languages = NULL;
    cur_lang_list = language_list;
    while (cur_lang_list != NULL) {
        char *lang, *tmp;

        lang = g_strdup((char *)cur_lang_list->data);
        
        if (languages == NULL)
            languages = lang;
        else {
            tmp = languages;
            languages = g_strconcat(languages, ",", lang, NULL);
            g_free(lang);
            g_free(tmp);
        }
        g_free(cur_lang_list->data);
        cur_lang_list = cur_lang_list->next;
    }

    if (languages == NULL)
    {
        languages = g_strdup ("");
    }

    mozilla_prefs_set_string ("intl.accept_languages", languages);
    g_free (languages);

    g_slist_free(language_list);
}

static char *autodetect_charset_prefs[] =
{
        "",
        "zh_parallel_state_machine",
        "cjk_parallel_state_machine",
        "ja_parallel_state_machine",
        "ko_parallel_state_machine",
        "ruprob",
        "zhcn_parallel_state_machine",
        "zhtw_parallel_state_machine",
        "ukprob"
};

static void
mozilla_autodetect_charset_notifier(GConfClient *client,
                    guint cnxn_id,
                    GConfEntry *entry,
                    EphyEmbedSingle *single)
{
    int charset = eel_gconf_get_integer (CONF_LANGUAGE_AUTODETECT_CHARSET);
    if (charset < 0 || 
        charset >= (int)(sizeof(autodetect_charset_prefs)
                     / sizeof(autodetect_charset_prefs[0])))
    {
        g_warning ("mozilla_autodetect_charset_notifier: "
               "unsupported value: %d", charset);
        return;
    }
    mozilla_prefs_set_string ("intl.charset.detector", 
                  autodetect_charset_prefs[charset]);
}

static void
mozilla_default_font_notifier(GConfClient *client,
                  guint cnxn_id,
                  GConfEntry *entry,
                  gpointer user_data)
{
    const gchar *font_types [] = {"serif","sans-serif"};
    int default_font;

    default_font = eel_gconf_get_integer (CONF_RENDERING_DEFAULT_FONT);
    if (default_font < 0 || 
        default_font >= (int)(sizeof(font_types) / sizeof(font_types[0])))
    {
        g_warning ("mozilla_default_font_notifier: "
               "unsupported value: %d", default_font);
        return;
    }
    mozilla_prefs_set_string ("font.default", font_types[default_font]);
}

static void
mozilla_prefs_set_user_agent ()
{
        static gchar *default_user_agent = NULL;
        gchar *value;
        gchar *user_agent = NULL;
        struct utsname name;
        gchar *system;

        if (!default_user_agent)
        {
                if (uname (&name) == 0)
                {
                        system = g_strdup_printf ("%s %s",
                                                  name.sysname, 
                                                  name.machine);
                }
                else
                {
                        system = g_strdup ("Unknown");
                }
                
                default_user_agent = g_strdup_printf
                        ("Mozilla/5.0 Ephy/" VERSION " (X11; %s; U;) Gecko/%d", 
                         system,
                         NS_BUILD_ID/100);

                g_free (system);
        }

        value = eel_gconf_get_string (CONF_NETWORK_USER_AGENT);
        
        /* now, build a valid user agent string */
        if (!value || !strcmp ("", value) 
                   || !strcmp ("default", value) 
                   || !strcmp ("Ephy", value)
                   || !strcmp (_("Default (recommended)"), value)
                   || !strcmp ("Default (recommended)", value))
        {
                user_agent = g_strdup (default_user_agent);
        }
        else
        {
                user_agent = g_strdup (value);
        }

    mozilla_prefs_set_string ("general.useragent.override", user_agent);
    g_free (user_agent);
}

static void
mozilla_user_agent_notifier (GConfClient *client,
                 guint cnxn_id,
                 GConfEntry *entry,
                 gpointer user_data)
{
    switch (entry->value->type)
    {
        case GCONF_VALUE_STRING:
            mozilla_prefs_set_user_agent ();
            break;

        default:    
            g_warning ("Unsupported variable type");
            break;
    }
}

static void
mozilla_socks_version_notifier (GConfClient *client,
                guint cnxn_id,
                GConfEntry *entry,
                gpointer user_data)
{
    int version;
    version = gconf_value_get_int(entry->value) + 4;
    mozilla_prefs_set_int ("network.proxy.socks_version", 
                   version);
}