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midori/midori/sokoke.c

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/*
Copyright (C) 2007-2009 Christian Dywan <christian@twotoasts.de>
Copyright (C) 2009 Dale Whittaker <dayul@users.sf.net>
Copyright (C) 2009 Alexander Butenko <a.butenka@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
#include "sokoke.h"
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include "midori-stock.h"
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
#ifdef GDK_WINDOWING_X11
#include <gdk/gdkx.h>
#endif
#include <gdk/gdkkeysyms.h>
#include <glib/gi18n.h>
#include <glib/gprintf.h>
#include <glib/gstdio.h>
#if HAVE_LIBIDN
#include <stringprep.h>
#include <punycode.h>
#include <idna.h>
#endif
#ifdef HAVE_HILDON_FM
#include <hildon/hildon-file-chooser-dialog.h>
#endif
#if HAVE_HILDON
#include <libosso.h>
#include <hildon/hildon.h>
#include <hildon-mime.h>
#include <hildon-uri.h>
#endif
#if !GTK_CHECK_VERSION(2, 12, 0)
void
gtk_widget_set_has_tooltip (GtkWidget* widget,
gboolean has_tooltip)
{
/* Do nothing */
}
void
gtk_widget_set_tooltip_text (GtkWidget* widget,
const gchar* text)
{
if (text && *text)
{
static GtkTooltips* tooltips = NULL;
if (G_UNLIKELY (!tooltips))
tooltips = gtk_tooltips_new ();
gtk_tooltips_set_tip (tooltips, widget, text, NULL);
}
}
void
gtk_tool_item_set_tooltip_text (GtkToolItem* toolitem,
const gchar* text)
{
if (text && *text)
{
static GtkTooltips* tooltips = NULL;
if (G_UNLIKELY (!tooltips))
tooltips = gtk_tooltips_new ();
gtk_tool_item_set_tooltip (toolitem, tooltips, text, NULL);
}
}
#endif
static gchar*
sokoke_js_string_utf8 (JSStringRef js_string)
{
size_t size_utf8;
gchar* string_utf8;
g_return_val_if_fail (js_string, NULL);
size_utf8 = JSStringGetMaximumUTF8CStringSize (js_string);
string_utf8 = g_new (gchar, size_utf8);
JSStringGetUTF8CString (js_string, string_utf8, size_utf8);
return string_utf8;
}
gchar*
sokoke_js_script_eval (JSContextRef js_context,
const gchar* script,
gchar** exception)
{
gchar* value;
JSStringRef js_value_string;
g_return_val_if_fail (js_context, FALSE);
g_return_val_if_fail (script, FALSE);
JSStringRef js_script = JSStringCreateWithUTF8CString (script);
JSValueRef js_exception = NULL;
JSValueRef js_value = JSEvaluateScript (js_context, js_script,
JSContextGetGlobalObject (js_context), NULL, 0, &js_exception);
JSStringRelease (js_script);
if (!js_value)
{
JSStringRef js_message = JSValueToStringCopy (js_context,
js_exception, NULL);
value = sokoke_js_string_utf8 (js_message);
if (exception)
*exception = value;
else
{
g_warning ("%s", value);
g_free (value);
}
JSStringRelease (js_message);
return NULL;
}
js_value_string = JSValueToStringCopy (js_context, js_value, NULL);
value = sokoke_js_string_utf8 (js_value_string);
JSStringRelease (js_value_string);
return value;
}
static void
sokoke_message_dialog_response_cb (GtkWidget* dialog,
gint response,
gpointer data)
{
gtk_widget_destroy (dialog);
}
void
sokoke_message_dialog (GtkMessageType message_type,
const gchar* short_message,
const gchar* detailed_message)
{
GtkWidget* dialog = gtk_message_dialog_new (
NULL, 0, message_type,
#if HAVE_HILDON
GTK_BUTTONS_NONE,
#else
GTK_BUTTONS_OK,
#endif
"%s", short_message);
gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
"%s", detailed_message);
g_signal_connect (dialog, "response",
G_CALLBACK (sokoke_message_dialog_response_cb), NULL);
gtk_widget_show (dialog);
}
/**
* sokoke_show_uri_with_mime_type:
* @screen: a #GdkScreen, or %NULL
* @uri: the URI to show
* @mime_type: a MIME type
* @timestamp: the timestamp of the event
* @error: the location of a #GError, or %NULL
*
* Shows the specified URI with an appropriate application,
* as though it had the specified MIME type.
*
* On Maemo, hildon_mime_open_file_with_mime_type() is used.
*
* See also: sokoke_show_uri().
*
* Return value: %TRUE on success, %FALSE if an error occurred
**/
gboolean
sokoke_show_uri_with_mime_type (GdkScreen* screen,
const gchar* uri,
const gchar* mime_type,
guint32 timestamp,
GError** error)
{
gboolean success;
#if HAVE_HILDON
osso_context_t* osso;
DBusConnection* dbus;
osso = osso_initialize (PACKAGE_NAME, PACKAGE_VERSION, FALSE, NULL);
if (!osso)
{
g_print ("Failed to initialize libosso\n");
return FALSE;
}
dbus = (DBusConnection *) osso_get_dbus_connection (osso);
if (!dbus)
{
osso_deinitialize (osso);
g_print ("Failed to get dbus connection from osso context\n");
return FALSE;
}
success = (hildon_mime_open_file_with_mime_type (dbus,
uri, mime_type) == 1);
osso_deinitialize (osso);
#else
GFile* file = g_file_new_for_uri (uri);
gchar* content_type;
GAppInfo* app_info;
GList* files;
gpointer context;
#if GLIB_CHECK_VERSION (2, 18, 0)
content_type = g_content_type_from_mime_type (mime_type);
#else
content_type = g_strdup (mime_type);
#endif
app_info = g_app_info_get_default_for_type (content_type,
!g_str_has_prefix (uri, "file://"));
g_free (content_type);
files = g_list_prepend (NULL, file);
#if GTK_CHECK_VERSION (2, 14, 0)
context = gdk_app_launch_context_new ();
gdk_app_launch_context_set_screen (context, screen);
gdk_app_launch_context_set_timestamp (context, timestamp);
#else
context = g_app_launch_context_new ();
#endif
success = g_app_info_launch (app_info, files, context, error);
g_object_unref (app_info);
g_list_free (files);
g_object_unref (file);
#endif
return success;
}
/**
* sokoke_show_uri:
* @screen: a #GdkScreen, or %NULL
* @uri: the URI to show
* @timestamp: the timestamp of the event
* @error: the location of a #GError, or %NULL
*
* Shows the specified URI with an appropriate application. This
* supports xdg-open, exo-open and gnome-open as fallbacks if
* GIO doesn't do the trick.
*
* On Maemo, hildon_uri_open() is used.
*
* Return value: %TRUE on success, %FALSE if an error occurred
**/
gboolean
sokoke_show_uri (GdkScreen* screen,
const gchar* uri,
guint32 timestamp,
GError** error)
{
#if HAVE_HILDON
HildonURIAction* action = hildon_uri_get_default_action_by_uri (uri, NULL);
return hildon_uri_open (uri, action, error);
#else
const gchar* fallbacks [] = { "xdg-open", "exo-open", "gnome-open" };
gsize i;
g_return_val_if_fail (GDK_IS_SCREEN (screen) || !screen, FALSE);
g_return_val_if_fail (uri != NULL, FALSE);
g_return_val_if_fail (!error || !*error, FALSE);
#if GTK_CHECK_VERSION (2, 14, 0)
if (gtk_show_uri (screen, uri, timestamp, error))
return TRUE;
#else
if (g_app_info_launch_default_for_uri (uri, NULL, NULL))
return TRUE;
#endif
for (i = 0; i < G_N_ELEMENTS (fallbacks); i++)
{
gchar* command = g_strconcat (fallbacks[i], " ", uri, NULL);
gboolean result = g_spawn_command_line_async (command, error);
g_free (command);
if (result)
return TRUE;
if (error)
*error = NULL;
}
return FALSE;
#endif
}
gboolean
sokoke_spawn_program (const gchar* command,
const gchar* argument,
gboolean filename)
{
GError* error;
g_return_val_if_fail (command != NULL, FALSE);
g_return_val_if_fail (argument != NULL, FALSE);
if (filename)
{
gboolean success;
#if HAVE_HILDON
osso_context_t* osso;
DBusConnection* dbus;
osso = osso_initialize (PACKAGE_NAME, PACKAGE_VERSION, FALSE, NULL);
if (!osso)
{
sokoke_message_dialog (GTK_MESSAGE_ERROR,
_("Could not run external program."),
"Failed to initialize libosso");
return FALSE;
}
dbus = (DBusConnection *) osso_get_dbus_connection (osso);
if (!dbus)
{
osso_deinitialize (osso);
sokoke_message_dialog (GTK_MESSAGE_ERROR,
_("Could not run external program."),
"Failed to get dbus connection from osso context");
return FALSE;
}
error = NULL;
/* FIXME: This is not correct, find a proper way to do this */
success = (osso_application_top (osso, command, argument) == OSSO_OK);
osso_deinitialize (osso);
#else
GAppInfo* info;
GFile* file;
GList* files;
info = g_app_info_create_from_commandline (command,
NULL, G_APP_INFO_CREATE_NONE, NULL);
file = g_file_new_for_commandline_arg (argument);
files = g_list_append (NULL, file);
error = NULL;
success = g_app_info_launch (info, files, NULL, &error);
g_object_unref (file);
g_list_free (files);
#endif
if (!success)
{
sokoke_message_dialog (GTK_MESSAGE_ERROR,
_("Could not run external program."),
error ? error->message : "");
if (error)
g_error_free (error);
return FALSE;
}
}
else
{
/* FIXME: Implement Hildon specific version */
gchar* command_ready;
gchar** argv;
if (strstr (command, "%s"))
command_ready = g_strdup_printf (command, argument);
else
command_ready = g_strconcat (command, " ", argument, NULL);
error = NULL;
if (!g_shell_parse_argv (command_ready, NULL, &argv, &error))
{
sokoke_message_dialog (GTK_MESSAGE_ERROR,
_("Could not run external program."),
error->message);
g_error_free (error);
g_free (command_ready);
return FALSE;
}
g_free (command_ready);
error = NULL;
if (!g_spawn_async (NULL, argv, NULL,
(GSpawnFlags)G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
NULL, NULL, NULL, &error))
{
sokoke_message_dialog (GTK_MESSAGE_ERROR,
_("Could not run external program."),
error->message);
g_error_free (error);
}
g_strfreev (argv);
}
return TRUE;
}
/**
* sokoke_hostname_from_uri:
* @uri: an URI string
* @path: location of a string pointer
*
* Returns the hostname of the specified URI,
* and stores the path in @path.
* @path is at least set to ""
*
* Return value: a newly allocated hostname
**/
gchar*
sokoke_hostname_from_uri (const gchar* uri,
gchar** path)
{
gchar* hostname;
*path = "";
if ((hostname = g_utf8_strchr (uri, -1, '/')))
{
if (hostname[1] == '/')
hostname += 2;
if ((*path = g_utf8_strchr (hostname, -1, '/')))
hostname = g_strndup (hostname, *path - hostname);
else
hostname = g_strdup (hostname);
}
else
hostname = g_strdup (uri);
return hostname;
}
/**
* sokoke_hostname_to_ascii:
* @uri: an URI string
*
* The specified hostname is encoded if it is not ASCII.
*
* If no IDN support is available at compile time,
* the hostname will be returned unaltered.
*
* Return value: a newly allocated hostname
**/
static gchar*
sokoke_hostname_to_ascii (const gchar* hostname)
{
#ifdef HAVE_LIBSOUP_2_27_90
return g_hostname_to_ascii (hostname);
#elif HAVE_LIBIDN
uint32_t* q;
char* encoded;
int rc;
if ((q = stringprep_utf8_to_ucs4 (hostname, -1, NULL)))
{
rc = idna_to_ascii_4z (q, &encoded, IDNA_ALLOW_UNASSIGNED);
free (q);
if (rc == IDNA_SUCCESS)
return encoded;
}
#endif
return g_strdup (hostname);
}
/**
* sokoke_uri_to_ascii:
* @uri: an URI string
*
* The specified URI is parsed and the hostname
* part of it is encoded if it is not ASCII.
*
* If no IDN support is available at compile time,
* the URI will be returned unaltered.
*
* Return value: a newly allocated URI
**/
gchar*
sokoke_uri_to_ascii (const gchar* uri)
{
gchar* proto;
if ((proto = g_utf8_strchr (uri, -1, ':')))
{
gulong offset;
gchar* buffer;
offset = g_utf8_pointer_to_offset (uri, proto);
buffer = g_malloc0 (offset + 1);
g_utf8_strncpy (buffer, uri, offset);
proto = buffer;
}
gchar* path;
gchar* hostname = sokoke_hostname_from_uri (uri, &path);
gchar* encoded = sokoke_hostname_to_ascii (hostname);
if (encoded)
{
gchar* res = g_strconcat (proto ? proto : "", proto ? "://" : "",
encoded, path, NULL);
g_free (encoded);
return res;
}
g_free (hostname);
return g_strdup (uri);
}
static gchar*
sokoke_idn_to_punycode (gchar* uri)
{
#if HAVE_LIBIDN
gchar* result = sokoke_uri_to_ascii (uri);
g_free (uri);
return result;
#else
return uri;
#endif
}
/**
* sokoke_search_uri:
* @uri: a search URI with or without %s
* @keywords: keywords
*
* Takes a search engine URI and inserts the specified
* keywords. The @keywords are percent encoded. If the
* search URI contains a %s they keywords are inserted
* in that place, otherwise appended to the URI.
*
* Return value: a newly allocated search URI
**/
gchar* sokoke_search_uri (const gchar* uri,
const gchar* keywords)
{
gchar* escaped;
gchar* search;
g_return_val_if_fail (uri != NULL, NULL);
g_return_val_if_fail (keywords != NULL, NULL);
escaped = g_uri_escape_string (keywords, " :/", TRUE);
if (strstr (uri, "%s"))
search = g_strdup_printf (uri, escaped);
else
search = g_strconcat (uri, escaped, NULL);
g_free (escaped);
return search;
}
/**
* sokoke_magic_uri:
* @uri: a string typed by a user
* @search_engines: search engines
* @item: the location to store a #KatzeItem
*
* Takes a string that was typed by a user,
* guesses what it is, and returns an URI.
*
* If it was a search, @item will contain the engine.
*
* Return value: a newly allocated URI
**/
gchar*
sokoke_magic_uri (const gchar* uri,
KatzeArray* search_engines,
KatzeItem** found_item)
{
gchar** parts;
gchar* search;
const gchar* search_uri;
KatzeItem* item;
g_return_val_if_fail (uri, NULL);
g_return_val_if_fail (!search_engines ||
katze_array_is_a (search_engines, KATZE_TYPE_ITEM), NULL);
/* Just return if it's a javascript: or mailto: uri */
if (g_str_has_prefix (uri, "javascript:")
|| g_str_has_prefix (uri, "mailto:")
|| g_str_has_prefix (uri, "tel:")
|| g_str_has_prefix (uri, "callto:")
|| g_str_has_prefix (uri, "data:"))
return g_strdup (uri);
/* Add file:// if we have a local path */
if (g_path_is_absolute (uri))
return g_strconcat ("file://", uri, NULL);
/* Do we have a protocol? */
if (g_strstr_len (uri, 8, "://"))
return sokoke_idn_to_punycode (g_strdup (uri));
/* Do we have an IP address? */
if (g_ascii_isdigit (uri[0]) && g_strstr_len (uri, 4, "."))
return g_strconcat ("http://", uri, NULL);
search = NULL;
if (!strchr (uri, ' ') &&
((search = strchr (uri, ':')) || (search = strchr (uri, '@'))) &&
search[0] && !g_ascii_isalpha (search[1]))
return sokoke_idn_to_punycode (g_strconcat ("http://", uri, NULL));
if (!strcmp (uri, "localhost") || g_str_has_prefix (uri, "localhost/"))
return g_strconcat ("http://", uri, NULL);
parts = g_strsplit (uri, ".", 0);
if (!search && parts[0] && parts[1])
{
if (!(parts[1][1] == '\0' && !g_ascii_isalpha (parts[1][0])))
if (!strchr (parts[0], ' ') && !strchr (parts[1], ' '))
{
search = g_strconcat ("http://", uri, NULL);
g_strfreev (parts);
return sokoke_idn_to_punycode (search);
}
}
g_strfreev (parts);
/* We don't want to search? So return early. */
if (!search_engines)
return g_strdup (uri);
search = NULL;
search_uri = NULL;
/* Do we have a keyword and a string? */
parts = g_strsplit (uri, " ", 2);
if (parts[0])
if ((item = katze_array_find_token (search_engines, parts[0])))
{
search_uri = katze_item_get_uri (item);
search = sokoke_search_uri (search_uri, parts[1] ? parts[1] : "");
if (found_item)
*found_item = item;
}
g_strfreev (parts);
return search;
}
/**
* sokoke_format_uri_for_display:
* @uri: an URI string
*
* Formats an URI for display, for instance by converting
* percent encoded characters and by decoding punycode.
*
* Return value: a newly allocated URI
**/
gchar*
sokoke_format_uri_for_display (const gchar* uri)
{
if (uri && g_str_has_prefix (uri, "http://"))
{
gchar* unescaped = g_uri_unescape_string (uri, " +");
#ifdef HAVE_LIBSOUP_2_27_90
gchar* path;
gchar* hostname;
gchar* decoded;
if (!unescaped)
return g_strdup (uri);
else if (!g_utf8_validate (unescaped, -1, NULL))
{
g_free (unescaped);
return g_strdup (uri);
}
hostname = sokoke_hostname_from_uri (unescaped, &path);
decoded = g_hostname_to_unicode (hostname);
if (decoded)
{
gchar* result = g_strconcat ("http://", decoded, path, NULL);
g_free (unescaped);
g_free (decoded);
g_free (hostname);
return result;
}
g_free (hostname);
return unescaped;
#elif HAVE_LIBIDN
gchar* decoded;
if (!unescaped)
return g_strdup (uri);
else if (!g_utf8_validate (unescaped, -1, NULL))
{
g_free (unescaped);
return g_strdup (uri);
}
if (!idna_to_unicode_8z8z (unescaped, &decoded, 0) == IDNA_SUCCESS)
return unescaped;
g_free (unescaped);
return decoded;
#else
return unescaped;
#endif
}
return g_strdup (uri);
}
void
sokoke_combo_box_add_strings (GtkComboBox* combobox,
const gchar* label_first, ...)
{
const gchar* label;
/* Add a number of strings to a combobox, terminated with NULL
This works only for text comboboxes */
va_list args;
va_start (args, label_first);
for (label = label_first; label; label = va_arg (args, const gchar*))
gtk_combo_box_append_text (combobox, label);
va_end (args);
}
void sokoke_widget_set_visible (GtkWidget* widget, gboolean visible)
{
/* Show or hide the widget */
if (visible)
gtk_widget_show (widget);
else
gtk_widget_hide (widget);
}
void
sokoke_container_show_children (GtkContainer* container)
{
/* Show every child but not the container itself */
gtk_container_foreach (container, (GtkCallback)(gtk_widget_show_all), NULL);
}
typedef enum
{
SOKOKE_DESKTOP_UNTESTED,
SOKOKE_DESKTOP_XFCE,
SOKOKE_DESKTOP_OSX,
SOKOKE_DESKTOP_UNKNOWN
} SokokeDesktop;
static SokokeDesktop
sokoke_get_desktop (void)
{
#if HAVE_OSX
return SOKOKE_DESKTOP_OSX;
#elif defined (GDK_WINDOWING_X11)
static SokokeDesktop desktop = SOKOKE_DESKTOP_UNTESTED;
if (G_UNLIKELY (desktop == SOKOKE_DESKTOP_UNTESTED))
{
/* Are we running in Xfce? */
GdkDisplay* display = gdk_display_get_default ();
Display* xdisplay = GDK_DISPLAY_XDISPLAY (display);
Window root_window = RootWindow (xdisplay, 0);
Atom save_mode_atom = gdk_x11_get_xatom_by_name ("_DT_SAVE_MODE");
Atom actual_type;
int actual_format;
unsigned long n_items, bytes;
gchar* value;
int status = XGetWindowProperty (xdisplay, root_window,
save_mode_atom, 0, (~0L),
False, AnyPropertyType, &actual_type, &actual_format,
&n_items, &bytes, (unsigned char**)&value);
desktop = SOKOKE_DESKTOP_UNKNOWN;
if (status == Success)
{
if (n_items == 6 && !strncmp (value, "xfce4", 6))
desktop = SOKOKE_DESKTOP_XFCE;
XFree (value);
}
}
return desktop;
#else
return SOKOKE_DESKTOP_UNKNOWN;
#endif
}
/**
* sokoke_xfce_header_new:
* @icon: an icon name
* @title: the title of the header
*
* Creates an Xfce style header *if* Xfce is running.
*
* Return value: A #GtkWidget or %NULL
*
* Since 0.1.2 @icon may be NULL, and a default is used.
**/
GtkWidget*
sokoke_xfce_header_new (const gchar* icon,
const gchar* title)
{
g_return_val_if_fail (title, NULL);
/* Create an xfce header with icon and title
This returns NULL if the desktop is not Xfce */
if (sokoke_get_desktop () == SOKOKE_DESKTOP_XFCE)
{
GtkWidget* entry;
gchar* markup;
GtkWidget* xfce_heading;
GtkWidget* hbox;
GtkWidget* image;
GtkWidget* label;
GtkWidget* vbox;
GtkWidget* separator;
xfce_heading = gtk_event_box_new ();
entry = gtk_entry_new ();
gtk_widget_modify_bg (xfce_heading, GTK_STATE_NORMAL,
&entry->style->base[GTK_STATE_NORMAL]);
hbox = gtk_hbox_new (FALSE, 12);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
if (icon)
image = gtk_image_new_from_icon_name (icon, GTK_ICON_SIZE_DIALOG);
else
image = gtk_image_new_from_stock (GTK_STOCK_PREFERENCES,
GTK_ICON_SIZE_DIALOG);
gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);
label = gtk_label_new (NULL);
gtk_widget_modify_fg (label, GTK_STATE_NORMAL
, &entry->style->text[GTK_STATE_NORMAL]);
markup = g_strdup_printf ("<span size='large' weight='bold'>%s</span>",
title);
gtk_label_set_markup (GTK_LABEL (label), markup);
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_container_add (GTK_CONTAINER (xfce_heading), hbox);
g_free (markup);
gtk_widget_destroy (entry);
vbox = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), xfce_heading, FALSE, FALSE, 0);
separator = gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 0);
return vbox;
}
return NULL;
}
void
sokoke_widget_set_pango_font_style (GtkWidget* widget,
PangoStyle style)
{
/* Conveniently change the pango font style
For some reason we need to reset if we actually want the normal style */
if (style == PANGO_STYLE_NORMAL)
gtk_widget_modify_font (widget, NULL);
else
{
PangoFontDescription* font_description = pango_font_description_new ();
pango_font_description_set_style (font_description, PANGO_STYLE_ITALIC);
gtk_widget_modify_font (widget, font_description);
pango_font_description_free (font_description);
}
}
static gboolean
sokoke_on_entry_focus_in_event (GtkEntry* entry,
GdkEventFocus* event,
gpointer userdata)
{
gint has_default = GPOINTER_TO_INT (
g_object_get_data (G_OBJECT (entry), "sokoke_has_default"));
if (has_default)
{
gtk_entry_set_text (entry, "");
g_object_set_data (G_OBJECT (entry), "sokoke_has_default",
GINT_TO_POINTER (0));
sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
PANGO_STYLE_NORMAL);
}
return FALSE;
}
static gboolean
sokoke_on_entry_focus_out_event (GtkEntry* entry,
GdkEventFocus* event,
gpointer userdata)
{
const gchar* text = gtk_entry_get_text (entry);
if (text && !*text)
{
const gchar* default_text = (const gchar*)g_object_get_data (
G_OBJECT (entry), "sokoke_default_text");
gtk_entry_set_text (entry, default_text);
g_object_set_data (G_OBJECT (entry),
"sokoke_has_default", GINT_TO_POINTER (1));
sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
PANGO_STYLE_ITALIC);
}
return FALSE;
}
void
sokoke_entry_set_default_text (GtkEntry* entry,
const gchar* default_text)
{
/* Note: The default text initially overwrites any previous text */
gchar* old_value = g_object_get_data (G_OBJECT (entry),
"sokoke_default_text");
if (!old_value)
{
g_object_set_data (G_OBJECT (entry), "sokoke_has_default",
GINT_TO_POINTER (1));
sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
PANGO_STYLE_ITALIC);
gtk_entry_set_text (entry, default_text);
}
else if (!GTK_WIDGET_HAS_FOCUS (GTK_WIDGET (entry)))
{
gint has_default = GPOINTER_TO_INT (
g_object_get_data (G_OBJECT (entry), "sokoke_has_default"));
if (has_default)
{
gtk_entry_set_text (entry, default_text);
sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
PANGO_STYLE_ITALIC);
}
}
g_object_set_data (G_OBJECT (entry), "sokoke_default_text",
(gpointer)default_text);
g_signal_connect (entry, "focus-in-event",
G_CALLBACK (sokoke_on_entry_focus_in_event), NULL);
g_signal_connect (entry, "focus-out-event",
G_CALLBACK (sokoke_on_entry_focus_out_event), NULL);
}
gchar*
sokoke_key_file_get_string_default (GKeyFile* key_file,
const gchar* group,
const gchar* key,
const gchar* default_value,
GError** error)
{
gchar* value = g_key_file_get_string (key_file, group, key, error);
return value == NULL ? g_strdup (default_value) : value;
}
gint
sokoke_key_file_get_integer_default (GKeyFile* key_file,
const gchar* group,
const gchar* key,
const gint default_value,
GError** error)
{
if (!g_key_file_has_key (key_file, group, key, NULL))
return default_value;
return g_key_file_get_integer (key_file, group, key, error);
}
gdouble
sokoke_key_file_get_double_default (GKeyFile* key_file,
const gchar* group,
const gchar* key,
const gdouble default_value,
GError** error)
{
if (!g_key_file_has_key (key_file, group, key, NULL))
return default_value;
return g_key_file_get_double (key_file, group, key, error);
}
gboolean
sokoke_key_file_get_boolean_default (GKeyFile* key_file,
const gchar* group,
const gchar* key,
const gboolean default_value,
GError** error)
{
if (!g_key_file_has_key (key_file, group, key, NULL))
return default_value;
return g_key_file_get_boolean (key_file, group, key, error);
}
gchar**
sokoke_key_file_get_string_list_default (GKeyFile* key_file,
const gchar* group,
const gchar* key,
gsize* length,
gchar** default_value,
gsize* default_length,
GError* error)
{
gchar** value = g_key_file_get_string_list (key_file, group, key, length, NULL);
if (!value)
{
value = g_strdupv (default_value);
if (length)
*length = *default_length;
}
return value;
}
gboolean
sokoke_key_file_save_to_file (GKeyFile* key_file,
const gchar* filename,
GError** error)
{
gchar* data;
FILE* fp;
data = g_key_file_to_data (key_file, NULL, error);
if (!data)
return FALSE;
if (!(fp = fopen (filename, "w")))
{
*error = g_error_new (G_FILE_ERROR, G_FILE_ERROR_ACCES,
_("Writing failed."));
return FALSE;
}
fputs (data, fp);
fclose (fp);
g_free (data);
return TRUE;
}
void
sokoke_widget_get_text_size (GtkWidget* widget,
const gchar* text,
gint* width,
gint* height)
{
PangoLayout* layout = gtk_widget_create_pango_layout (widget, text);
pango_layout_get_pixel_size (layout, width, height);
g_object_unref (layout);
}
/**
* sokoke_action_create_popup_menu_item:
* @action: a #GtkAction
*
* Creates a menu item from an action, just like
* gtk_action_create_menu_item(), but it won't
* display an accelerator.
*
* Note: This menu item is not a proxy and will
* not reflect any changes to the action.
*
* Return value: a new #GtkMenuItem
**/
GtkWidget*
sokoke_action_create_popup_menu_item (GtkAction* action)
{
GtkWidget* menuitem;
GtkWidget* icon;
gchar* label;
gchar* stock_id;
gchar* icon_name;
gboolean sensitive;
gboolean visible;
g_return_val_if_fail (GTK_IS_ACTION (action), NULL);
if (KATZE_IS_ARRAY_ACTION (action))
return gtk_action_create_menu_item (action);
g_object_get (action,
"label", &label,
"stock-id", &stock_id,
"icon-name", &icon_name,
"sensitive", &sensitive,
"visible", &visible,
NULL);
if (GTK_IS_TOGGLE_ACTION (action))
{
menuitem = gtk_check_menu_item_new_with_mnemonic (label);
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem),
gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
if (GTK_IS_RADIO_ACTION (action))
gtk_check_menu_item_set_draw_as_radio (GTK_CHECK_MENU_ITEM (menuitem),
TRUE);
}
else if (stock_id)
{
if (label)
{
menuitem = gtk_image_menu_item_new_with_mnemonic (label);
icon = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), icon);
}
else
menuitem = gtk_image_menu_item_new_from_stock (stock_id, NULL);
}
else
{
menuitem = gtk_image_menu_item_new_with_mnemonic (label);
if (icon_name)
{
icon = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), icon);
}
}
gtk_widget_set_sensitive (menuitem, sensitive);
sokoke_widget_set_visible (menuitem, visible);
g_signal_connect_swapped (menuitem, "activate",
G_CALLBACK (gtk_action_activate), action);
return menuitem;
}
/**
* sokoke_time_t_to_julian:
* @timestamp: a time_t timestamp value
*
* Calculates a unix timestamp to a julian day value.
*
* Return value: an integer.
**/
gint64
sokoke_time_t_to_julian (const time_t* timestamp)
{
GDate* date;
gint64 julian;
date = g_date_new ();
g_date_set_time_t (date, *timestamp);
julian = (gint64)g_date_get_julian (date);
g_date_free (date);
return julian;
}
/**
* sokoke_register_stock_items:
*
* Registers several custom stock items used throughout Midori.
**/
void
sokoke_register_stock_items (void)
{
GtkIconSource* icon_source;
GtkIconSet* icon_set;
GtkIconFactory* factory;
gsize i;
typedef struct
{
const gchar* stock_id;
const gchar* label;
GdkModifierType modifier;
guint keyval;
const gchar* fallback;
} FatStockItem;
static FatStockItem items[] =
{
{ STOCK_EXTENSION, NULL, 0, 0, GTK_STOCK_CONVERT },
{ STOCK_IMAGE, NULL, 0, 0, GTK_STOCK_ORIENTATION_PORTRAIT },
{ STOCK_WEB_BROWSER, NULL, 0, 0, "gnome-web-browser" },
{ STOCK_NEWS_FEED, NULL, 0, 0, GTK_STOCK_INDEX },
{ STOCK_SCRIPT, NULL, 0, 0, GTK_STOCK_EXECUTE },
{ STOCK_STYLE, NULL, 0, 0, GTK_STOCK_SELECT_COLOR },
{ STOCK_TRANSFER, NULL, 0, 0, GTK_STOCK_SAVE },
{ STOCK_BOOKMARK, N_("_Bookmark"), 0, 0, GTK_STOCK_FILE },
{ STOCK_BOOKMARKS, N_("_Bookmarks"), GDK_CONTROL_MASK, GDK_B, GTK_STOCK_DIRECTORY },
{ STOCK_BOOKMARK_ADD, N_("Add Boo_kmark"), 0, 0, GTK_STOCK_ADD },
{ STOCK_CONSOLE, N_("_Console"), 0, 0, GTK_STOCK_DIALOG_WARNING },
{ STOCK_EXTENSIONS, N_("_Extensions"), 0, 0, GTK_STOCK_CONVERT },
{ STOCK_HISTORY, N_("_History"), 0, 0, GTK_STOCK_SORT_ASCENDING },
{ STOCK_HOMEPAGE, N_("_Homepage"), 0, 0, GTK_STOCK_HOME },
{ STOCK_SCRIPTS, N_("_Userscripts"), 0, 0, GTK_STOCK_EXECUTE },
{ STOCK_TAB_NEW, N_("New _Tab"), 0, 0, GTK_STOCK_ADD },
{ STOCK_TRANSFERS, N_("_Transfers"), 0, 0, GTK_STOCK_SAVE },
{ STOCK_PLUGINS, N_("Netscape p_lugins"), 0, 0, GTK_STOCK_CONVERT },
{ STOCK_USER_TRASH, N_("_Closed Tabs"), 0, 0, "gtk-undo-ltr" },
{ STOCK_WINDOW_NEW, N_("New _Window"), 0, 0, GTK_STOCK_ADD },
};
factory = gtk_icon_factory_new ();
for (i = 0; i < G_N_ELEMENTS (items); i++)
{
icon_set = gtk_icon_set_new ();
icon_source = gtk_icon_source_new ();
if (items[i].fallback)
{
gtk_icon_source_set_icon_name (icon_source, items[i].fallback);
items[i].fallback = NULL;
gtk_icon_set_add_source (icon_set, icon_source);
}
gtk_icon_source_set_icon_name (icon_source, items[i].stock_id);
gtk_icon_set_add_source (icon_set, icon_source);
gtk_icon_source_free (icon_source);
gtk_icon_factory_add (factory, items[i].stock_id, icon_set);
gtk_icon_set_unref (icon_set);
}
gtk_stock_add ((GtkStockItem*)items, G_N_ELEMENTS (items));
gtk_icon_factory_add_default (factory);
g_object_unref (factory);
#if HAVE_HILDON
/* Maemo doesn't theme stock icons. So we map platform icons
to stock icons. These are all monochrome toolbar icons. */
typedef struct
{
const gchar* stock_id;
const gchar* icon_name;
} CompatItem;
static CompatItem compat_items[] =
{
{ GTK_STOCK_ADD, "general_add" },
{ GTK_STOCK_BOLD, "general_bold" },
{ GTK_STOCK_CLOSE, "general_close_b" },
{ GTK_STOCK_DELETE, "general_delete" },
{ GTK_STOCK_DIRECTORY, "general_toolbar_folder" },
{ GTK_STOCK_FIND, "general_search" },
{ GTK_STOCK_FULLSCREEN, "general_fullsize_b" },
{ GTK_STOCK_GO_BACK, "general_back" },
{ GTK_STOCK_GO_FORWARD, "general_forward" },
{ GTK_STOCK_GO_UP, "filemanager_folder_up" },
{ GTK_STOCK_GOTO_FIRST, "pdf_viewer_first_page" },
{ GTK_STOCK_GOTO_LAST, "pdf_viewer_last_page" },
{ GTK_STOCK_INFO, "general_information" },
{ GTK_STOCK_ITALIC, "general_italic" },
{ GTK_STOCK_JUMP_TO, "general_move_to_folder" },
{ GTK_STOCK_PREFERENCES,"general_settings" },
{ GTK_STOCK_REFRESH, "general_refresh" },
{ GTK_STOCK_SAVE, "notes_save" },
{ GTK_STOCK_STOP, "general_stop" },
{ GTK_STOCK_UNDERLINE, "notes_underline" },
{ GTK_STOCK_ZOOM_IN, "pdf_zoomin" },
{ GTK_STOCK_ZOOM_OUT, "pdf_zoomout" },
};
factory = gtk_icon_factory_new ();
for (i = 0; i < G_N_ELEMENTS (compat_items); i++)
{
icon_set = gtk_icon_set_new ();
icon_source = gtk_icon_source_new ();
gtk_icon_source_set_icon_name (icon_source, compat_items[i].icon_name);
gtk_icon_set_add_source (icon_set, icon_source);
gtk_icon_source_free (icon_source);
gtk_icon_factory_add (factory, compat_items[i].stock_id, icon_set);
gtk_icon_set_unref (icon_set);
}
gtk_icon_factory_add_default (factory);
g_object_unref (factory);
#endif
}
/**
* sokoke_set_config_dir:
* @new_config_dir: an absolute path, or %NULL
*
* Retrieves and/ or sets the base configuration folder.
*
* Return value: the configuration folder, or %NULL
**/
const gchar*
sokoke_set_config_dir (const gchar* new_config_dir)
{
static gchar* config_dir = NULL;
if (config_dir)
return config_dir;
if (!new_config_dir)
config_dir = g_build_filename (g_get_user_config_dir (),
PACKAGE_NAME, NULL);
else
{
g_return_val_if_fail (g_path_is_absolute (new_config_dir), NULL);
katze_assign (config_dir, g_strdup (new_config_dir));
}
return config_dir;
}
/**
* sokoke_remove_path:
* @path: an absolute path
* @ignore_errors: keep removing even if an error occurred
*
* Removes the file at @path or the folder including any
* child folders and files if @path is a folder.
*
* If @ignore_errors is %TRUE and @path is a folder with
* children, one of which can't be removed, remaining
* children will be deleted nevertheless
* If @ignore_errors is %FALSE and @path is a folder, the
* removal process will cancel immediately.
*
* Return value: %TRUE on success, %FALSE if an error occurred
**/
gboolean
sokoke_remove_path (const gchar* path,
gboolean ignore_errors)
{
GDir* dir = g_dir_open (path, 0, NULL);
const gchar* name;
if (!dir)
return g_remove (path) == 0;
while ((name = g_dir_read_name (dir)))
{
gchar* sub_path = g_build_filename (path, name, NULL);
if (!sokoke_remove_path (sub_path, ignore_errors) && !ignore_errors)
return FALSE;
g_free (sub_path);
}
g_dir_close (dir);
g_rmdir (path);
return TRUE;
}
/**
* sokoke_find_config_filename:
* @folder: a subfolder
* @filename: a filename or relative path
*
* Looks for the specified filename in the system config
* directories, depending on the platform.
*
* Return value: a full path
**/
gchar*
sokoke_find_config_filename (const gchar* folder,
const gchar* filename)
{
const gchar* const* config_dirs = g_get_system_config_dirs ();
guint i = 0;
const gchar* config_dir;
if (!folder)
folder = "";
while ((config_dir = config_dirs[i++]))
{
gchar* path = g_build_filename (config_dir, PACKAGE_NAME, folder, filename, NULL);
if (g_access (path, F_OK) == 0)
return path;
g_free (path);
}
return g_build_filename (SYSCONFDIR, "xdg", PACKAGE_NAME, folder, filename, NULL);
}
/**
* sokoke_find_data_filename:
* @filename: a filename or relative path
*
* Looks for the specified filename in the system data
* directories, depending on the platform.
*
* Return value: a full path
**/
gchar*
sokoke_find_data_filename (const gchar* filename)
{
const gchar* const* data_dirs = g_get_system_data_dirs ();
guint i = 0;
const gchar* data_dir;
while ((data_dir = data_dirs[i++]))
{
gchar* path = g_build_filename (data_dir, filename, NULL);
if (g_access (path, F_OK) == 0)
return path;
g_free (path);
}
return g_build_filename (MDATADIR, filename, NULL);
}
#if !WEBKIT_CHECK_VERSION (1, 1, 14)
static void
res_server_handler_cb (SoupServer* res_server,
SoupMessage* msg,
const gchar* path,
GHashTable* query,
SoupClientContext* client,
gpointer data)
{
if (g_str_has_prefix (path, "/res"))
{
gchar* filename = g_build_filename ("midori", path, NULL);
gchar* filepath = sokoke_find_data_filename (filename);
gchar* contents;
gsize length;
g_free (filename);
if (g_file_get_contents (filepath, &contents, &length, NULL))
{
gchar* content_type = g_content_type_guess (filepath, (guchar*)contents,
length, NULL);
gchar* mime_type = g_content_type_get_mime_type (content_type);
g_free (content_type);
soup_message_set_response (msg, mime_type, SOUP_MEMORY_TAKE,
contents, length);
g_free (mime_type);
soup_message_set_status (msg, 200);
}
else
soup_message_set_status (msg, 404);
g_free (filepath);
}
else if (g_str_has_prefix (path, "/stock/"))
{
GtkIconTheme* icon_theme = gtk_icon_theme_get_default ();
const gchar* icon_name = &path[7] ? &path[7] : "";
gint icon_size = 22;
GdkPixbuf* icon;
gchar* contents;
gsize length;
if (g_ascii_isalpha (icon_name[0]))
icon_size = strstr (icon_name, "dialog") ? 48 : 22;
else if (g_ascii_isdigit (icon_name[0]))
{
guint i = 0;
while (icon_name[i])
if (icon_name[i++] == '/')
{
gchar* size = g_strndup (icon_name, i - 1);
icon_size = atoi (size);
g_free (size);
icon_name = &icon_name[i];
}
}
icon = gtk_icon_theme_load_icon (icon_theme, icon_name,
icon_size, 0, NULL);
if (!icon)
icon = gtk_icon_theme_load_icon (icon_theme, "gtk-missing-image",
icon_size, 0, NULL);
gdk_pixbuf_save_to_buffer (icon, &contents, &length, "png", NULL, NULL);
g_object_unref (icon);
soup_message_set_response (msg, "image/png", SOUP_MEMORY_TAKE,
contents, length);
soup_message_set_status (msg, 200);
}
else
{
soup_message_set_status (msg, 404);
}
}
SoupServer*
sokoke_get_res_server (void)
{
static SoupServer* res_server = NULL;
SoupAddress* addr = NULL;
if (G_UNLIKELY (!res_server))
{
addr = soup_address_new ("localhost", SOUP_ADDRESS_ANY_PORT);
soup_address_resolve_sync (addr, NULL);
res_server = soup_server_new ("interface", addr, NULL);
g_object_unref (addr);
soup_server_add_handler (res_server, "/",
res_server_handler_cb, NULL, NULL);
soup_server_run_async (res_server);
}
return res_server;
}
#endif
gchar*
sokoke_replace_variables (const gchar* template,
const gchar* variable_first, ...)
{
gchar* result = g_strdup (template);
const gchar* variable;
va_list args;
va_start (args, variable_first);
for (variable = variable_first; variable; variable = va_arg (args, const gchar*))
{
const gchar* value = va_arg (args, const gchar*);
GRegex* regex = g_regex_new (variable, 0, 0, NULL);
gchar* replaced = result;
result = g_regex_replace_literal (regex, replaced, -1, 0, value, 0, NULL);
g_free (replaced);
g_regex_unref (regex);
}
va_end (args);
return result;
}
/**
* sokoke_window_activate_key:
* @window: a #GtkWindow
* @event: a #GdkEventKey
*
* Attempts to activate they key from the event, much
* like gtk_window_activate_key(), including keys
* that gtk_accelerator_valid() considers invalid.
*
* Return value: %TRUE on success
**/
gboolean
sokoke_window_activate_key (GtkWindow* window,
GdkEventKey* event)
{
gchar *accel_name;
GQuark accel_quark;
GObject* object;
GSList *slist;
if (gtk_window_activate_key (window, event))
return TRUE;
/* We don't use gtk_accel_groups_activate because it refuses to
activate anything that gtk_accelerator_valid doesn't like. */
accel_name = gtk_accelerator_name (event->keyval, (event->state & gtk_accelerator_get_default_mod_mask ()));
accel_quark = g_quark_from_string (accel_name);
g_free (accel_name);
object = G_OBJECT (window);
for (slist = gtk_accel_groups_from_object (object); slist; slist = slist->next)
if (gtk_accel_group_activate (slist->data, accel_quark,
object, event->keyval, event->state))
return TRUE;
return FALSE;
}
/**
* sokoke_file_chooser_dialog_new:
* @title: a window title, or %NULL
* @window: a parent #GtkWindow, or %NULL
* @action: a #GtkFileChooserAction
*
* Creates a new file chooser dialog, as appropriate for
* the platform, with buttons according to the @action.
*
* The positive response is %GTK_RESPONSE_OK.
*
* Return value: a new #GtkFileChooser
**/
GtkWidget*
sokoke_file_chooser_dialog_new (const gchar* title,
GtkWindow* window,
GtkFileChooserAction action)
{
const gchar* stock_id = GTK_STOCK_OPEN;
GtkWidget* dialog;
if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
stock_id = GTK_STOCK_SAVE;
#ifdef HAVE_HILDON_FM
dialog = hildon_file_chooser_dialog_new (window, action);
#else
dialog = gtk_file_chooser_dialog_new (title, window, action,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
stock_id, GTK_RESPONSE_OK, NULL);
gtk_window_set_icon_name (GTK_WINDOW (dialog), stock_id);
#endif
return dialog;
}
/**
* sokoke_prefetch_uri:
* @uri: an URI string
*
* Attempts to prefetch the specified URI, that is
* it tries to resolve the hostname in advance.
*
* Return value: %TRUE on success
**/
gboolean
sokoke_prefetch_uri (const char* uri)
{
#define MAXHOSTS 50
static gchar* hosts = NULL;
static gint host_count = G_MAXINT;
SoupURI* s_uri;
if (!uri)
return FALSE;
s_uri = soup_uri_new (uri);
if (!s_uri || !s_uri->host)
return FALSE;
#if GLIB_CHECK_VERSION (2, 22, 0)
if (g_hostname_is_ip_address (s_uri->host))
#else
if (g_ascii_isdigit (s_uri->host[0]) && g_strstr_len (s_uri->host, 4, "."))
#endif
{
soup_uri_free (s_uri);
return FALSE;
}
if (!g_str_has_prefix (uri, "http"))
{
soup_uri_free (s_uri);
return FALSE;
}
if (!hosts ||
!g_regex_match_simple (s_uri->host, hosts,
G_REGEX_CASELESS, G_REGEX_MATCH_NOTEMPTY))
{
SoupAddress* address;
gchar* new_hosts;
address = soup_address_new (s_uri->host, SOUP_ADDRESS_ANY_PORT);
soup_address_resolve_async (address, 0, 0, 0, 0);
g_object_unref (address);
if (host_count > MAXHOSTS)
{
katze_assign (hosts, g_strdup (""));
host_count = 0;
}
host_count++;
new_hosts = g_strdup_printf ("%s|%s", hosts, s_uri->host);
katze_assign (hosts, new_hosts);
}
soup_uri_free (s_uri);
return TRUE;
}
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