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/*
* Copyright 2004-2010 James Bursa <bursa@users.sourceforge.net>
* Copyright 2010 Vincent Sanders <vince@debian.org>
* Copyright 2004-2009 John-Mark Bell <jmb@netsurf-browser.org>
* Copyright 2009 Paul Blokus <paul_pl@users.sourceforge.net>
* Copyright 2006-2009 Daniel Silverstone <dsilvers@netsurf-browser.org>
* Copyright 2006-2008 Rob Kendrick <rjek@netsurf-browser.org>
* Copyright 2008 John Tytgat <joty@netsurf-browser.org>
* Copyright 2008 Adam Blokus <adamblokus@gmail.com>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <limits.h>
#include <sys/select.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <curl/curl.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include <glib.h>
#include "content/content.h"
#include "content/fetch.h"
#include "content/fetchers/curl.h"
#include "content/fetchers/resource.h"
#include "content/hlcache.h"
#include "content/urldb.h"
#include "desktop/browser_private.h"
#include "desktop/cookies.h"
#include "desktop/gui.h"
#include "desktop/history_global_core.h"
#include "desktop/netsurf.h"
#include "desktop/options.h"
#include "desktop/save_complete.h"
#include "desktop/save_pdf/pdf_plotters.h"
#include "desktop/searchweb.h"
#include "desktop/sslcert.h"
#include "desktop/textinput.h"
#include "desktop/tree.h"
#include "css/utils.h"
#include "gtk/compat.h"
#include "gtk/completion.h"
#include "gtk/cookies.h"
#include "gtk/download.h"
#include "gtk/filetype.h"
#include "gtk/gui.h"
#include "gtk/history.h"
#include "gtk/hotlist.h"
#include "gtk/throbber.h"
#include "gtk/treeview.h"
#include "gtk/window.h"
#include "gtk/schedule.h"
#include "render/form.h"
#include "utils/filepath.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/url.h"
#include "utils/utf8.h"
#include "utils/utils.h"
char *options_file_location;
char *toolbar_indices_file_location;
char *res_dir_location;
char *print_options_file_location;
char *languages_file_location;
char *themelist_file_location;
GdkPixbuf *favicon_pixbuf; /* favicon default pixbuf */
struct glade_file_location_s *glade_file_location;
static GtkWindow *nsgtk_warning_window;
GtkWidget *widWarning;
static GtkWidget *select_menu;
static struct browser_window *select_menu_bw;
static struct form_control *select_menu_control;
static void nsgtk_ssl_accept(GtkButton *w, gpointer data);
static void nsgtk_ssl_reject(GtkWidget *w, gpointer data);
static gboolean nsgtk_ssl_delete_event(GtkWidget *w, GdkEvent *event,
gpointer data);
static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem,
gpointer user_data);
#ifdef WITH_PDF_EXPORT
static void nsgtk_PDF_set_pass(GtkButton *w, gpointer data);
static void nsgtk_PDF_no_pass(GtkButton *w, gpointer data);
#endif
#define THROBBER_FRAMES 9
static char **respaths; /** resource search path vector */
/** Create an array of valid paths to search for resources.
*
* The idea is that all the complex path computation to find resources
* is performed here, once, rather than every time a resource is
* searched for.
*/
static char **
nsgtk_init_resource(const char *resource_path)
{
const gchar * const *langv;
char **pathv; /* resource path string vector */
char **respath; /* resource paths vector */
pathv = filepath_path_to_strvec(resource_path);
langv = g_get_language_names();
respath = filepath_generate(pathv, langv);
filepath_free_strvec(pathv);
return respath;
}
/* This is an ugly hack to just get the new-style throbber going.
* It, along with the PNG throbber loader, need making more generic.
*/
static bool nsgtk_throbber_init(char **respath, int framec)
{
char **filenames;
char targetname[PATH_MAX];
int frame_num;
bool ret;
filenames = calloc(framec, sizeof(char *));
if (filenames == NULL)
return false;
for (frame_num = 0; frame_num < framec; frame_num++) {
snprintf(targetname, PATH_MAX, "throbber/throbber%d.png", frame_num);
filenames[frame_num] = filepath_find(respath, targetname);
}
ret = nsgtk_throbber_initialise_from_png(frame_num, filenames);
for (frame_num = 0; frame_num < framec; frame_num++) {
free(filenames[frame_num]);
}
free(filenames);
return ret;
}
#define NEW_GLADE_ERROR_SIZE 128
static char *
nsgtk_new_ui(char **respath, const char *name, GtkBuilder **pglade)
{
GtkBuilder *builder;
GError* error = NULL;
char *filepath;
char errorstr[NEW_GLADE_ERROR_SIZE];
char resname[PATH_MAX];
#if GTK_CHECK_VERSION(3,0,0)
int gtkv = 3;
#else
int gtkv = 2;
#endif
snprintf(resname, PATH_MAX, "%s.gtk%d.ui", name, gtkv);
filepath = filepath_find(respath, resname);
if (filepath == NULL) {
snprintf(errorstr, NEW_GLADE_ERROR_SIZE,
"Unable to locate %s glade template file.\n", name);
die(errorstr);
}
builder = gtk_builder_new();
if (!gtk_builder_add_from_file(builder, filepath, &error)) {
g_warning ("Couldn't load builder file: %s", error->message);
g_error_free (error);
snprintf(errorstr, NEW_GLADE_ERROR_SIZE,
"Unable to load glade %s window definitions.\n", name);
die(errorstr);
}
gtk_builder_connect_signals(builder, NULL);
LOG(("Using '%s' as %s ui template file", filepath, name));
if (pglade != NULL) {
*pglade = builder;
}
return filepath;
}
/**
* Load definitions from glade files.
*/
static void
nsgtk_init_glade(char **respath)
{
GtkBuilder *gladeWarning;
glade_file_location = calloc(1, sizeof(struct glade_file_location_s));
if (glade_file_location == NULL) {
die("Unable to allocate glade file locations");
}
glade_file_location->netsurf = nsgtk_new_ui(respath, "netsurf", NULL);
glade_file_location->tabcontents = nsgtk_new_ui(respath, "tabcontents", NULL);
glade_file_location->password = nsgtk_new_ui(respath, "password", NULL);
glade_file_location->login = nsgtk_new_ui(respath, "login", NULL);
glade_file_location->ssl = nsgtk_new_ui(respath, "ssl", NULL);
glade_file_location->toolbar = nsgtk_new_ui(respath, "toolbar", NULL);
glade_file_location->downloads = nsgtk_new_ui(respath, "downloads", NULL);
glade_file_location->history = nsgtk_new_ui(respath, "history", NULL);
glade_file_location->options = nsgtk_new_ui(respath, "options", NULL);
glade_file_location->hotlist = nsgtk_new_ui(respath, "hotlist", NULL);
glade_file_location->cookies = nsgtk_new_ui(respath, "cookies", NULL);
glade_file_location->warning = nsgtk_new_ui(respath, "warning", &gladeWarning);
nsgtk_warning_window = GTK_WINDOW(gtk_builder_get_object(gladeWarning, "wndWarning"));
widWarning = GTK_WIDGET(gtk_builder_get_object(gladeWarning, "labelWarning"));
}
/* Documented in desktop/options.h */
void gui_options_init_defaults(void)
{
char *hdir = getenv("HOME");
char buf[PATH_MAX];
/* Set defaults for absent option strings */
snprintf(buf, PATH_MAX, "%s/.netsurf/Cookies", hdir);
nsoption_setnull_charp(cookie_file, strdup(buf));
nsoption_setnull_charp(cookie_jar, strdup(buf));
if (nsoption_charp(cookie_file) == NULL ||
nsoption_charp(cookie_jar) == NULL)
die("Failed initialising cookie options");
if (nsoption_charp(downloads_directory) == NULL) {
snprintf(buf, PATH_MAX, "%s/", hdir);
nsoption_set_charp(downloads_directory, strdup(buf));
}
if (nsoption_charp(url_file) == NULL) {
snprintf(buf, PATH_MAX, "%s/.netsurf/URLs", hdir);
nsoption_set_charp(url_file, strdup(buf));
}
if (nsoption_charp(hotlist_path) == NULL) {
snprintf(buf, PATH_MAX, "%s/.netsurf/Hotlist", hdir);
nsoption_set_charp(hotlist_path, strdup(buf));
}
nsoption_setnull_charp(ca_path, strdup("/etc/ssl/certs"));
if (nsoption_charp(url_file) == NULL ||
nsoption_charp(ca_path) == NULL ||
nsoption_charp(downloads_directory) == NULL ||
nsoption_charp(hotlist_path) == NULL) {
die("Failed initialising string options");
}
}
static void check_options(char **respath)
{
char *hdir = getenv("HOME");
char buf[PATH_MAX];
nsoption_set_bool(core_select_menu, true);
/* Attempt to handle nonsense status bar widths. These may exist
* in people's Choices as the GTK front end used to abuse the
* status bar width option by using it for an absolute value in px.
* The GTK front end now correctly uses it as a proportion of window
* width. Here we assume that a value of less than 15% is wrong
* and set to the default two thirds. */
if (nsoption_int(toolbar_status_width) < 1500) {
nsoption_set_int(toolbar_status_width, 6667);
}
/* user options should be stored in the users home directory */
snprintf(buf, PATH_MAX, "%s/.netsurf/Choices", hdir);
options_file_location = strdup(buf);
filepath_sfinddef(respath, buf, "icons/", "~/.netsurf/");
LOG(("Using '%s' as Tree icons dir", buf));
tree_set_icon_dir(strdup(buf));
filepath_sfinddef(respath, buf, "Print", "~/.netsurf/");
LOG(("Using '%s' as Print Settings file", buf));
print_options_file_location = strdup(buf);
/* check what the font settings are, setting them to a default font
* if they're not set - stops Pango whinging
*/
#define SETFONTDEFAULT(OPTION,y) if (nsoption_charp(OPTION) == NULL) nsoption_set_charp(OPTION, strdup((y)))
SETFONTDEFAULT(font_sans, "Sans");
SETFONTDEFAULT(font_serif, "Serif");
SETFONTDEFAULT(font_mono, "Monospace");
SETFONTDEFAULT(font_cursive, "Serif");
SETFONTDEFAULT(font_fantasy, "Serif");
}
nsurl *gui_get_resource_url(const char *path)
{
char buf[PATH_MAX];
char *raw;
nsurl *url = NULL;
/* default.css -> gtkdefault.css */
if (strcmp(path, "default.css") == 0)
path = "gtkdefault.css";
/* favicon.ico -> favicon.png */
if (strcmp(path, "favicon.ico") == 0)
path = "favicon.png";
raw = path_to_url(filepath_sfind(respaths, buf, path));
if (raw != NULL) {
nsurl_create(raw, &url);
free(raw);
}
return url;
}
/**
* Initialize GTK interface.
*/
static void gui_init(int argc, char** argv, char **respath)
{
char buf[PATH_MAX];
char *resource_filename;
const char *addr;
nsurl *url;
nserror error;
/* check user options */
check_options(respath);
/* find the languages file */
languages_file_location = filepath_find(respath, "languages");
if ((languages_file_location == NULL) ||
(strlen(languages_file_location) < 10)) {
die("Unable to find resources.\n");
}
/* find the theme list file */
themelist_file_location = filepath_find(respath, "themelist");
if ((themelist_file_location != NULL) &&
(strlen(themelist_file_location) < 10)) {
free(themelist_file_location);
themelist_file_location = NULL;
}
if (themelist_file_location == NULL) {
LOG(("Unable to find themelist - disabling"));
}
/* Obtain resources path location.
*
* Uses the directory the languages file was found in,
* @todo find and slaughter all references to this!
*/
res_dir_location = calloc(1, strlen(languages_file_location) - 8);
memcpy(res_dir_location,
languages_file_location,
strlen(languages_file_location) - 9);
LOG(("Using '%s' for resource path", res_dir_location));
/* initialise the glade templates */
nsgtk_init_glade(respath);
/* set default icon if its available */
resource_filename = filepath_find(respath, "netsurf.xpm");
if (resource_filename != NULL) {
gtk_window_set_default_icon_from_file(resource_filename, NULL);
free(resource_filename);
}
/* Search engine sources */
search_engines_file_location = filepath_find(respath, "SearchEngines");
LOG(("Using '%s' as Search Engines file", search_engines_file_location));
/* Default Icon */
search_default_ico_location = filepath_find(respath, "default.ico");
LOG(("Using '%s' as default search ico", search_default_ico_location));
/* Default favicon */
resource_filename = filepath_find(respath, "favicon.png");
if (resource_filename != NULL) {
favicon_pixbuf = gdk_pixbuf_new_from_file(resource_filename, NULL);
free(resource_filename);
if (favicon_pixbuf == NULL) {
favicon_pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, false, 8, 16,16);
}
}
/* Toolbar inicies file */
toolbar_indices_file_location = filepath_find(respath, "toolbarIndices");
LOG(("Using '%s' as custom toolbar settings file", toolbar_indices_file_location));
/* load throbber images */
if (nsgtk_throbber_init(respath, THROBBER_FRAMES) == false)
die("Unable to load throbber image.\n");
/* Initialise completions - cannot fail */
nsgtk_completion_init();
filepath_sfinddef(respath, buf, "mime.types", "/etc/");
gtk_fetch_filetype_init(buf);
save_complete_init();
urldb_load(nsoption_charp(url_file));
urldb_load_cookies(nsoption_charp(cookie_file));
/* The tree view system needs to know the screen's DPI, so we
* find that out here, rather than when we create a first browser
* window.
*/
nscss_screen_dpi = FLTTOFIX(gdk_screen_get_resolution(
gdk_screen_get_default()));
LOG(("Set CSS DPI to %f", FIXTOFLT(nscss_screen_dpi)));
if (nsgtk_history_init(glade_file_location->history) == false)
die("Unable to initialise history window.\n");
if (nsgtk_download_init(glade_file_location->downloads) == false)
die("Unable to initialise download window.\n");
if (nsgtk_cookies_init(glade_file_location->cookies) == false)
die("Unable to initialise cookies window.\n");
if (nsgtk_hotlist_init(glade_file_location->hotlist) == false)
die("Unable to initialise hotlist window.\n");
sslcert_init(tree_content_icon_name);
/* If there is a url specified on the command line use it */
if (argc > 1) {
addr = argv[1];
} else if (nsoption_charp(homepage_url) != NULL) {
addr = nsoption_charp(homepage_url);
} else {
addr = NETSURF_HOMEPAGE;
}
/* create an initial browser window */
error = nsurl_create(addr, &url);
if (error == NSERROR_OK) {
error = browser_window_create(BROWSER_WINDOW_VERIFIABLE |
BROWSER_WINDOW_HISTORY,
url,
NULL,
NULL,
NULL);
nsurl_unref(url);
}
if (error != NSERROR_OK) {
warn_user(messages_get_errorcode(error), 0);
} else {
netsurf_main_loop();
}
}
/**
* Check that ~/.netsurf/ exists, and if it doesn't, create it.
*/
static void nsgtk_check_homedir(void)
{
char *hdir = getenv("HOME");
char buf[PATH_MAX];
if (hdir == NULL) {
/* we really can't continue without a home directory. */
LOG(("HOME is not set - nowhere to store state!"));
die("NetSurf requires HOME to be set in order to run.\n");
}
snprintf(buf, PATH_MAX, "%s/.netsurf", hdir);
if (access(buf, F_OK) != 0) {
LOG(("You don't have a ~/.netsurf - creating one for you."));
if (mkdir(buf, S_IRWXU) == -1) {
LOG(("Unable to create %s", buf));
die("NetSurf requires ~/.netsurf to exist, but it cannot be created.\n");
}
} else {
chmod(buf, S_IRWXU);
}
}
/**
* Main entry point from OS.
*/
int main(int argc, char** argv)
{
char *messages;
char *options;
/* check home directory is available */
nsgtk_check_homedir();
respaths = nsgtk_init_resource("${HOME}/.netsurf/:${NETSURFRES}:"GTK_RESPATH":./gtk/res");
gtk_init(&argc, &argv);
/* set standard error to be non-buffering */
setbuf(stderr, NULL);
options = filepath_find(respaths, "Choices");
messages = filepath_find(respaths, "Messages");
netsurf_init(&argc, &argv, options, messages);
free(messages);
free(options);
gui_init(argc, argv, respaths);
/* Ensure all scaffoldings are destroyed before we go into exit */
while (scaf_list != NULL)
nsgtk_scaffolding_destroy(scaf_list);
netsurf_exit();
return 0;
}
void gui_poll(bool active)
{
CURLMcode code;
fd_set read_fd_set, write_fd_set, exc_fd_set;
int max_fd;
GPollFD *fd_list[1000];
unsigned int fd_count = 0;
bool block = true;
schedule_run();
if (browser_reformat_pending)
block = false;
if (active) {
FD_ZERO(&read_fd_set);
FD_ZERO(&write_fd_set);
FD_ZERO(&exc_fd_set);
code = curl_multi_fdset(fetch_curl_multi,
&read_fd_set,
&write_fd_set,
&exc_fd_set,
&max_fd);
assert(code == CURLM_OK);
for (int i = 0; i <= max_fd; i++) {
if (FD_ISSET(i, &read_fd_set)) {
GPollFD *fd = malloc(sizeof *fd);
fd->fd = i;
fd->events = G_IO_IN | G_IO_HUP | G_IO_ERR;
g_main_context_add_poll(0, fd, 0);
fd_list[fd_count++] = fd;
}
if (FD_ISSET(i, &write_fd_set)) {
GPollFD *fd = malloc(sizeof *fd);
fd->fd = i;
fd->events = G_IO_OUT | G_IO_ERR;
g_main_context_add_poll(0, fd, 0);
fd_list[fd_count++] = fd;
}
if (FD_ISSET(i, &exc_fd_set)) {
GPollFD *fd = malloc(sizeof *fd);
fd->fd = i;
fd->events = G_IO_ERR;
g_main_context_add_poll(0, fd, 0);
fd_list[fd_count++] = fd;
}
}
}
gtk_main_iteration_do(block);
for (unsigned int i = 0; i != fd_count; i++) {
g_main_context_remove_poll(0, fd_list[i]);
free(fd_list[i]);
}
schedule_run();
if (browser_reformat_pending)
nsgtk_window_process_reformats();
}
void gui_quit(void)
{
nsgtk_download_destroy();
urldb_save_cookies(nsoption_charp(cookie_jar));
urldb_save(nsoption_charp(url_file));
nsgtk_cookies_destroy();
nsgtk_history_destroy();
nsgtk_hotlist_destroy();
sslcert_cleanup();
free(print_options_file_location);
free(search_engines_file_location);
free(search_default_ico_location);
free(toolbar_indices_file_location);
gtk_fetch_filetype_fin();
}
static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem,
gpointer user_data)
{
form_select_process_selection(select_menu_bw->current_content,
select_menu_control, (intptr_t)user_data);
}
void gui_create_form_select_menu(struct browser_window *bw,
struct form_control *control)
{
intptr_t i;
struct form_option *option;
GtkWidget *menu_item;
/* control->data.select.multiple is true if multiple selections
* are allowable. We ignore this, as the core handles it for us.
* Yay. \o/
*/
if (select_menu != NULL)
gtk_widget_destroy(select_menu);
select_menu = gtk_menu_new();
select_menu_bw = bw;
select_menu_control = control;
for (i = 0, option = control->data.select.items; option;
i++, option = option->next) {
menu_item = gtk_check_menu_item_new_with_label(option->text);
if (option->selected)
gtk_check_menu_item_set_active(
GTK_CHECK_MENU_ITEM(menu_item), TRUE);
g_signal_connect(menu_item, "toggled",
G_CALLBACK(nsgtk_select_menu_clicked), (gpointer)i);
gtk_menu_shell_append(GTK_MENU_SHELL(select_menu), menu_item);
}
gtk_widget_show_all(select_menu);
gtk_menu_popup(GTK_MENU(select_menu), NULL, NULL, NULL,
NULL /* data */, 0, gtk_get_current_event_time());
}
void gui_window_save_link(struct gui_window *g, const char *url,
const char *title)
{
}
void gui_launch_url(const char *url)
{
gboolean ok;
GError *error = NULL;
ok = nsgtk_show_uri(NULL, url, GDK_CURRENT_TIME, &error);
if (ok == TRUE)
return;
if (error) {
warn_user(messages_get("URIOpenError"), error->message);
g_error_free(error);
}
}
void warn_user(const char *warning, const char *detail)
{
char buf[300]; /* 300 is the size the RISC OS GUI uses */
LOG(("%s %s", warning, detail ? detail : ""));
fflush(stdout);
snprintf(buf, sizeof(buf), "%s %s", messages_get(warning),
detail ? detail : "");
buf[sizeof(buf) - 1] = 0;
gtk_label_set_text(GTK_LABEL(widWarning), buf);
gtk_widget_show_all(GTK_WIDGET(nsgtk_warning_window));
}
void die(const char * const error)
{
fprintf(stderr, "%s", error);
exit(EXIT_FAILURE);
}
void gui_cert_verify(nsurl *url, const struct ssl_cert_info *certs,
unsigned long num, nserror (*cb)(bool proceed, void *pw),
void *cbpw)
{
static struct nsgtk_treeview *ssl_window;
struct sslcert_session_data *data;
GtkButton *accept, *reject;
void **session = calloc(sizeof(void *), 3);
GtkWindow *window;
GtkScrolledWindow *scrolled;
GtkDrawingArea *drawing_area;
GError* error = NULL;
GtkBuilder* builder;
builder = gtk_builder_new ();
if (!gtk_builder_add_from_file(builder, glade_file_location->ssl, &error)) {
g_warning("Couldn't load builder file: %s", error->message);
g_error_free(error);
return;
}
data = sslcert_create_session_data(num, url, cb, cbpw);
window = GTK_WINDOW(gtk_builder_get_object(builder, "wndSSLProblem"));
scrolled = GTK_SCROLLED_WINDOW(gtk_builder_get_object(builder, "SSLScrolled"));
drawing_area = GTK_DRAWING_AREA(gtk_builder_get_object(builder, "SSLDrawingArea"));
ssl_window = nsgtk_treeview_create(sslcert_get_tree_flags(),
window, scrolled, drawing_area);
if (ssl_window == NULL)
return;
sslcert_load_tree(nsgtk_treeview_get_tree(ssl_window), certs, data);
accept = GTK_BUTTON(gtk_builder_get_object(builder, "sslaccept"));
reject = GTK_BUTTON(gtk_builder_get_object(builder, "sslreject"));
session[0] = builder;
session[1] = ssl_window;
session[2] = data;
#define CONNECT(obj, sig, callback, ptr) \
g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr))
CONNECT(accept, "clicked", nsgtk_ssl_accept, session);
CONNECT(reject, "clicked", nsgtk_ssl_reject, session);
CONNECT(window, "delete_event", G_CALLBACK(nsgtk_ssl_delete_event),
(gpointer)session);
gtk_widget_show(GTK_WIDGET(window));
}
void nsgtk_ssl_accept(GtkButton *w, gpointer data)
{
void **session = data;
GtkBuilder *x = session[0];
struct nsgtk_treeview *wnd = session[1];
struct sslcert_session_data *ssl_data = session[2];
sslcert_accept(ssl_data);
nsgtk_treeview_destroy(wnd);
g_object_unref(G_OBJECT(x));
free(session);
}
void nsgtk_ssl_reject(GtkWidget *w, gpointer data)
{
void **session = data;
GtkBuilder *x = session[0];
struct nsgtk_treeview *wnd = session[1];
struct sslcert_session_data *ssl_data = session[2];
sslcert_reject(ssl_data);
nsgtk_treeview_destroy(wnd);
g_object_unref(G_OBJECT(x));
free(session);
}
gboolean nsgtk_ssl_delete_event(GtkWidget *w, GdkEvent *event, gpointer data)
{
nsgtk_ssl_reject(w, data);
return FALSE;
}
utf8_convert_ret utf8_to_local_encoding(const char *string, size_t len,
char **result)
{
assert(string && result);
if (len == 0)
len = strlen(string);
*result = strndup(string, len);
if (!(*result))
return UTF8_CONVERT_NOMEM;
return UTF8_CONVERT_OK;
}
utf8_convert_ret utf8_from_local_encoding(const char *string, size_t len,
char **result)
{
assert(string && result);
if (len == 0)
len = strlen(string);
*result = strndup(string, len);
if (!(*result))
return UTF8_CONVERT_NOMEM;
return UTF8_CONVERT_OK;
}
char *path_to_url(const char *path)
{
int urllen;
char *url;
if (path == NULL) {
return NULL;
}
urllen = strlen(path) + FILE_SCHEME_PREFIX_LEN + 1;
url = malloc(urllen);
if (url == NULL) {
return NULL;
}
if (*path == '/') {
path++; /* file: paths are already absolute */
}
snprintf(url, urllen, "%s%s", FILE_SCHEME_PREFIX, path);
return url;
}
char *url_to_path(const char *url)
{
char *path;
char *respath;
url_func_result res; /* result from url routines */
res = url_path(url, &path);
if (res != URL_FUNC_OK) {
return NULL;
}
res = url_unescape(path, &respath);
free(path);
if (res != URL_FUNC_OK) {
return NULL;
}
return respath;
}
#ifdef WITH_PDF_EXPORT
void PDF_Password(char **owner_pass, char **user_pass, char *path)
{
GladeXML *x = glade_xml_new(glade_password_file_location, NULL, NULL);
GtkWindow *wnd = GTK_WINDOW(glade_xml_get_widget(x, "wndPDFPassword"));
GtkButton *ok, *no;
void **data = malloc(5 * sizeof(void *));
*owner_pass = NULL;
*user_pass = NULL;
data[0] = owner_pass;
data[1] = user_pass;
data[2] = wnd;
data[3] = x;
data[4] = path;
ok = GTK_BUTTON(glade_xml_get_widget(x, "buttonPDFSetPassword"));
no = GTK_BUTTON(glade_xml_get_widget(x, "buttonPDFNoPassword"));
g_signal_connect(G_OBJECT(ok), "clicked",
G_CALLBACK(nsgtk_PDF_set_pass), (gpointer)data);
g_signal_connect(G_OBJECT(no), "clicked",
G_CALLBACK(nsgtk_PDF_no_pass), (gpointer)data);
gtk_widget_show(GTK_WIDGET(wnd));
}
static void nsgtk_PDF_set_pass(GtkButton *w, gpointer data)
{
char **owner_pass = ((void **)data)[0];
char **user_pass = ((void **)data)[1];
GtkWindow *wnd = ((void **)data)[2];
GladeXML *x = ((void **)data)[3];
char *path = ((void **)data)[4];
char *op, *op1;
char *up, *up1;
op = strdup(gtk_entry_get_text(GTK_ENTRY(glade_xml_get_widget(x,
"entryPDFOwnerPassword"))));
op1 = strdup(gtk_entry_get_text(GTK_ENTRY(glade_xml_get_widget(x,
"entryPDFOwnerPassword1"))));
up = strdup(gtk_entry_get_text(GTK_ENTRY(glade_xml_get_widget(x,
"entryPDFUserPassword"))));
up1 = strdup(gtk_entry_get_text(GTK_ENTRY(glade_xml_get_widget(x,
"entryPDFUserPassword1"))));
if (op[0] == '\0') {
gtk_label_set_text(GTK_LABEL(glade_xml_get_widget(x,
"labelInfo")),
"Owner password must be at least 1 character long:");
free(op);
free(up);
}
else if (!strcmp(op, up)) {
gtk_label_set_text(GTK_LABEL(glade_xml_get_widget(x,
"labelInfo")),
"User and owner passwords must be different:");
free(op);
free(up);
}
else if (!strcmp(op, op1) && !strcmp(up, up1)) {
*owner_pass = op;
if (up[0] == '\0')
free(up);
else
*user_pass = up;
free(data);
gtk_widget_destroy(GTK_WIDGET(wnd));
g_object_unref(G_OBJECT(x));
save_pdf(path);
free(path);
}
else {
gtk_label_set_text(GTK_LABEL(glade_xml_get_widget(x,
"labelInfo")), "Passwords not confirmed:");
free(op);
free(up);
}
free(op1);
free(up1);
}
static void nsgtk_PDF_no_pass(GtkButton *w, gpointer data)
{
GtkWindow *wnd = ((void **)data)[2];
GladeXML *x = ((void **)data)[3];
char *path = ((void **)data)[4];
free(data);
gtk_widget_destroy(GTK_WIDGET(wnd));
g_object_unref(G_OBJECT(x));
save_pdf(path);
free(path);
}
#endif
uint32_t gtk_gui_gdkkey_to_nskey(GdkEventKey *key)
{
/* this function will need to become much more complex to support
* everything that the RISC OS version does. But this will do for
* now. I hope.
*/
switch (key->keyval) {
case GDK_KEY(Tab):
return KEY_TAB;
case GDK_KEY(BackSpace):
if (key->state & GDK_SHIFT_MASK)
return KEY_DELETE_LINE_START;
else
return KEY_DELETE_LEFT;
case GDK_KEY(Delete):
if (key->state & GDK_SHIFT_MASK)
return KEY_DELETE_LINE_END;
else
return KEY_DELETE_RIGHT;
case GDK_KEY(Linefeed): return 13;
case GDK_KEY(Return): return 10;
case GDK_KEY(Left): return KEY_LEFT;
case GDK_KEY(Right): return KEY_RIGHT;
case GDK_KEY(Up): return KEY_UP;
case GDK_KEY(Down): return KEY_DOWN;
case GDK_KEY(Home):
if (key->state & GDK_CONTROL_MASK)
return KEY_TEXT_START;
else
return KEY_LINE_START;
case GDK_KEY(End):
if (key->state & GDK_CONTROL_MASK)
return KEY_TEXT_END;
else
return KEY_LINE_END;
case GDK_KEY(Page_Up):
return KEY_PAGE_UP;
case GDK_KEY(Page_Down):
return KEY_PAGE_DOWN;
case 'a':
if (key->state & GDK_CONTROL_MASK)
return KEY_SELECT_ALL;
return gdk_keyval_to_unicode(key->keyval);
case 'u':
if (key->state & GDK_CONTROL_MASK)
return KEY_DELETE_LINE;
return gdk_keyval_to_unicode(key->keyval);
case 'c':
if (key->state & GDK_CONTROL_MASK)
return KEY_COPY_SELECTION;
return gdk_keyval_to_unicode(key->keyval);
case 'v':
if (key->state & GDK_CONTROL_MASK)
return KEY_PASTE;
return gdk_keyval_to_unicode(key->keyval);
case 'x':
if (key->state & GDK_CONTROL_MASK)
return KEY_CUT_SELECTION;
return gdk_keyval_to_unicode(key->keyval);
case GDK_KEY(Escape):
return KEY_ESCAPE;
/* Modifiers - do nothing for now */
case GDK_KEY(Shift_L):
case GDK_KEY(Shift_R):
case GDK_KEY(Control_L):
case GDK_KEY(Control_R):
case GDK_KEY(Caps_Lock):
case GDK_KEY(Shift_Lock):
case GDK_KEY(Meta_L):
case GDK_KEY(Meta_R):
case GDK_KEY(Alt_L):
case GDK_KEY(Alt_R):
case GDK_KEY(Super_L):
case GDK_KEY(Super_R):
case GDK_KEY(Hyper_L):
case GDK_KEY(Hyper_R):
return 0;
default:
return gdk_keyval_to_unicode(key->keyval);
}
}
/**
* Return the filename part of a full path
*
* \param path full path and filename
* \return filename (will be freed with free())
*/
char *filename_from_path(char *path)
{
char *leafname;
leafname = strrchr(path, '/');
if (!leafname)
leafname = path;
else
leafname += 1;
return strdup(leafname);
}
/**
* Add a path component/filename to an existing path
*
* \param path buffer containing path + free space
* \param length length of buffer "path"
* \param newpart string containing path component to add to path
* \return true on success
*/
bool path_add_part(char *path, int length, const char *newpart)
{
if(path[strlen(path) - 1] != '/')
strncat(path, "/", length);
strncat(path, newpart, length);
return true;
}
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