*
* To understand surf, start reading main().
*/
+#include <signal.h>
#include <X11/X.h>
#include <X11/Xatom.h>
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <string.h>
+#include <sys/types.h>
+#include <sys/wait.h>
#include <unistd.h>
-#include <getopt.h>
#include <stdlib.h>
#include <stdio.h>
#include <webkit/webkit.h>
#include <glib/gstdio.h>
+#include <JavaScriptCore/JavaScript.h>
-#define LENGTH(x) (sizeof x / sizeof x[0])
+#define LENGTH(x) (sizeof x / sizeof x[0])
+#define CLEANMASK(mask) (mask & ~(GDK_MOD2_MASK))
-Display *dpy;
-Atom urlprop;
typedef union Arg Arg;
union Arg {
const gboolean b;
const gint i;
const void *v;
-} ;
+};
typedef struct Client {
GtkWidget *win, *scroll, *vbox, *urlbar, *searchbar, *indicator;
} Cookie;
typedef enum {
- BROWSER = 0x0001,
- SEARCHBAR = 0x0010,
- URLBAR = 0x0100,
- ALWAYS = ~0,
+ Browser = 0x0001,
+ SearchBar = 0x0010,
+ UrlBar = 0x0100,
+ Any = ~0,
} KeyFocus;
typedef struct {
KeyFocus focus;
} Key;
-SoupCookieJar *cookiejar;
-SoupSession *session;
-Client *clients = NULL;
-Cookie *cookies = NULL;
-gboolean embed = FALSE;
-gboolean showxid = FALSE;
-gboolean ignore_once = FALSE;
-extern char *optarg;
-extern gint optind;
-
+static Display *dpy;
+static Atom urlprop;
+static SoupCookieJar *cookiejar;
+static SoupSession *session;
+static Client *clients = NULL;
+/*static Cookie *cookies = NULL;*/
+static GdkNativeWindow embed = 0;
+static gboolean showxid = FALSE;
+static gboolean ignore_once = FALSE;
+static gchar winid[64];
+static gchar *progname;
+
+static gchar *buildpath(const gchar *path);
static void cleanup(void);
-static void proccookies(SoupMessage *m, Client *c);
static void clipboard(Client *c, const Arg *arg);
+static gchar *copystr(gchar **str, const gchar *src);
+static gboolean decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c);
static void destroyclient(Client *c);
static void destroywin(GtkWidget* w, Client *c);
static void die(char *str);
static void linkhover(WebKitWebView* page, const gchar* t, const gchar* l, Client *c);
static void loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c);
static void loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c);
-static void loadfile(Client *c, const gchar *f);
static void loaduri(Client *c, const Arg *arg);
static void navigate(Client *c, const Arg *arg);
-static Client *newclient();
-static WebKitWebView *newwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
+static Client *newclient(void);
+static void newproc(const gchar *url);
+static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
static void pasteurl(GtkClipboard *clipboard, const gchar *text, gpointer d);
static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
static void print(Client *c, const Arg *arg);
+static void proccookies(SoupMessage *m, Client *c);
static void progresschange(WebKitWebView *view, gint p, Client *c);
static void request(SoupSession *s, SoupMessage *m, Client *c);
static void reload(Client *c, const Arg *arg);
-static void rereadcookies();
+static void rereadcookies(void);
+static void sigchld(int unused);
static void setcookie(char *name, char *val, char *dom, char *path, long exp);
-static void setup();
-static void titlechange(WebKitWebView* view, WebKitWebFrame* frame,
- const gchar* title, Client *c);
+static void setup(void);
+static void spawn(Client *c, const Arg *arg);
+static void titlechange(WebKitWebView* view, WebKitWebFrame* frame, const gchar* title, Client *c);
+static void scroll(Client *c, const Arg *arg);
static void searchtext(Client *c, const Arg *arg);
+static void source(Client *c, const Arg *arg);
static void showsearch(Client *c, const Arg *arg);
static void showurl(Client *c, const Arg *arg);
static void stop(Client *c, const Arg *arg);
static void titlechange(WebKitWebView* view, WebKitWebFrame* frame, const gchar* title, Client *c);
-static void usage();
-static void update(Client *c, const gchar *title);
+static gboolean unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c);
+static void usage(void);
+static void update(Client *c);
+static void updatewinid(Client *c);
+static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c);
static void zoom(Client *c, const Arg *arg);
+/* configuration, allows nested code to access above variables */
#include "config.h"
+gchar *
+buildpath(const gchar *path) {
+ gchar *apath, *p;
+ FILE *f;
+
+ /* creating directory */
+ if(path[0] == '/')
+ apath = g_strdup(path);
+ else
+ apath = g_strconcat(g_get_home_dir(), "/", path, NULL);
+ if((p = strrchr(apath, '/'))) {
+ *p = '\0';
+ g_mkdir_with_parents(apath, 0755);
+ *p = '/';
+ }
+ /* creating file (gives error when apath ends with "/") */
+ if((f = g_fopen(apath, "a")))
+ fclose(f);
+ return apath;
+}
+
void
cleanup(void) {
while(clients)
destroyclient(clients);
-}
-
-void
-proccookies(SoupMessage *m, Client *c) {
- GSList *l;
- SoupCookie *co;
- long t;
-
- rereadcookies();
- for (l = soup_cookies_from_response(m); l; l = l->next){
- co = (SoupCookie *)l->data;
- t = co->expires ? soup_date_to_time_t(co->expires) : 0;
- setcookie(co->name, co->value, co->domain, co->value, t);
- }
- g_slist_free(l);
+ g_free(cookiefile);
+ g_free(dldir);
+ g_free(scriptfile);
+ g_free(stylefile);
}
void
clipboard(Client *c, const Arg *arg) {
gboolean paste = *(gboolean *)arg;
+
if(paste)
gtk_clipboard_request_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pasteurl, c);
else
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), webkit_web_view_get_uri(c->view), -1);
}
+gchar *
+copystr(gchar **str, const gchar *src) {
+ gchar *tmp;
+ tmp = g_strdup(src);
+
+ if(str && *str) {
+ g_free(*str);
+ *str = tmp;
+ }
+ return tmp;
+}
+
void
destroyclient(Client *c) {
Client *p;
- gtk_widget_destroy(GTK_WIDGET(webkit_web_view_new()));
+ gtk_widget_destroy(GTK_WIDGET(c->view));
gtk_widget_destroy(c->scroll);
gtk_widget_destroy(c->urlbar);
gtk_widget_destroy(c->searchbar);
gtk_main_quit();
}
+gboolean
+decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c) {
+ if(webkit_web_navigation_action_get_reason(n) == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
+ webkit_web_policy_decision_ignore(p);
+ newproc(webkit_network_request_get_uri(r));
+ return TRUE;
+ }
+ return FALSE;
+}
+
void
destroywin(GtkWidget* w, Client *c) {
destroyclient(c);
TRUE, 0, 0, w->allocation.width, w->allocation.height);
gdk_draw_rectangle(w->window, gc, TRUE, 0, 0, width,
w->allocation.height);
- g_object_unref(gc);/*g_free(gc);*/
+ g_object_unref(gc);
}
gboolean
if(status == WEBKIT_DOWNLOAD_STATUS_STARTED || status == WEBKIT_DOWNLOAD_STATUS_CREATED) {
c->progress = (gint)(webkit_download_get_progress(c->download)*100);
}
- update(c, NULL);
+ update(c);
}
gboolean
initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
- const gchar *home, *filename;
- gchar *uri, *path, *html;
+ const gchar *filename;
+ gchar *uri, *html;
stop(c, NULL);
c->download = o;
- home = g_get_home_dir();
filename = webkit_download_get_suggested_filename(o);
- path = g_build_filename(home, ".surf", "dl",
- filename, NULL);
- uri = g_strconcat("file://", path, NULL);
+ uri = g_strconcat("file://", dldir, "/", filename, NULL);
webkit_download_set_destination_uri(c->download, uri);
c->progress = 0;
g_free(uri);
g_signal_connect(c->download, "notify::progress", G_CALLBACK(download), c);
g_signal_connect(c->download, "notify::status", G_CALLBACK(download), c);
webkit_download_start(c->download);
- update(c, filename);
+
+ c->title = copystr(&c->title, filename);
+ update(c);
g_free(html);
return TRUE;
}
gchar *uri;
if(!(uri = (gchar *)webkit_web_view_get_uri(c->view)))
- uri = g_strdup("about:blank");
+ uri = copystr(NULL, "about:blank");
return uri;
}
if(ev->type != GDK_KEY_PRESS)
return FALSE;
if(GTK_WIDGET_HAS_FOCUS(c->searchbar))
- focus = SEARCHBAR;
+ focus = SearchBar;
else if(GTK_WIDGET_HAS_FOCUS(c->urlbar))
- focus = URLBAR;
+ focus = UrlBar;
else
- focus = BROWSER;
+ focus = Browser;
+ updatewinid(c);
for(i = 0; i < LENGTH(keys); i++) {
- if(focus & keys[i].focus && ev->keyval == keys[i].keyval &&
- (ev->state == keys[i].mod || ev->state & keys[i].mod)
+ if(focus & keys[i].focus
+ && gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
+ && CLEANMASK(ev->state) == keys[i].mod
&& keys[i].func) {
keys[i].func(c, &(keys[i].arg));
processed = TRUE;
if(l)
gtk_window_set_title(GTK_WINDOW(c->win), l);
else
- update(c, NULL);
+ update(c);
}
void
void
loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
c->progress = 0;
- update(c, NULL);
-}
-
-void
-loadfile(Client *c, const gchar *f) {
- GIOChannel *chan = NULL;
- GError *e = NULL;
- GString *code;
- gchar *line, *uri;
- Arg arg;
-
- if(strcmp(f, "-") == 0) {
- chan = g_io_channel_unix_new(STDIN_FILENO);
- if (chan) {
- code = g_string_new("");
- while(g_io_channel_read_line(chan, &line, NULL, NULL,
- &e) == G_IO_STATUS_NORMAL) {
- g_string_append(code, line);
- g_free(line);
- }
- webkit_web_view_load_html_string(c->view, code->str,
- "file://.");
- g_io_channel_shutdown(chan, FALSE, NULL);
- g_string_free(code, TRUE);
- }
- arg.v = uri = g_strdup("stdin");
- }
- else {
- arg.v = uri = g_strdup_printf("file://%s", f);
- loaduri(c, &arg);
- }
- update(c, uri);
- g_free(uri);
+ update(c);
}
void
: g_strdup_printf("http://%s", uri);
webkit_web_view_load_uri(c->view, u);
c->progress = 0;
- update(c, u);
+ c->title = copystr(&c->title, u);
g_free(u);
+ update(c);
}
void
Client *
newclient(void) {
Client *c;
+ WebKitWebSettings *settings;
+ gchar *uri;
+
if(!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
/* Window */
if(embed) {
- c->win = gtk_plug_new(0);
+ c->win = gtk_plug_new(embed);
}
else {
c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
g_signal_connect(G_OBJECT(c->view), "load-started", G_CALLBACK(loadstart), c);
g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
- g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(newwindow), c);
+ g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwindow), c);
+ g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(decidewindow), c);
g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(initdownload), c);
+ g_signal_connect(G_OBJECT(c->view), "window-object-cleared", G_CALLBACK(windowobjectcleared), c);
g_signal_connect_after(session, "request-started", G_CALLBACK(request), c);
/* urlbar */
c->urlbar = gtk_entry_new();
gtk_entry_set_has_frame(GTK_ENTRY(c->urlbar), FALSE);
+ g_signal_connect(G_OBJECT(c->urlbar), "focus-out-event", G_CALLBACK(unfocusbar), c);
/* searchbar */
c->searchbar = gtk_entry_new();
gtk_entry_set_has_frame(GTK_ENTRY(c->searchbar), FALSE);
+ g_signal_connect(G_OBJECT(c->searchbar), "focus-out-event", G_CALLBACK(unfocusbar), c);
/* indicator */
c->indicator = gtk_drawing_area_new();
g_signal_connect (G_OBJECT (c->indicator), "expose_event",
G_CALLBACK (exposeindicator), c);
- /* downloadbar */
-
/* Arranging */
gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
webkit_web_view_set_full_content_zoom(c->view, TRUE);
+ settings = webkit_web_view_get_settings(c->view);
+ g_object_set(G_OBJECT(settings), "user-agent", useragent, NULL);
+ uri = g_strconcat("file://", stylefile, NULL);
+ g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
+ g_free(uri);
+
c->download = NULL;
c->title = NULL;
c->next = clients;
clients = c;
- if(showxid)
+ if(showxid) {
+ gdk_display_sync(gtk_widget_get_display(c->win));
printf("%u\n", (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
+ fflush(NULL);
+ }
return c;
}
+void
+newproc(const gchar *url) {
+ guint i = 0, urlindex;
+ const gchar *cmd[7];
+ const Arg arg = { .v = (void *)cmd };
+ gchar tmp[64];
+
+ cmd[i++] = progname;
+ if(embed) {
+ cmd[i++] = "-e";
+ snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
+ cmd[i++] = tmp;
+ }
+ if(showxid) {
+ cmd[i++] = "-x";
+ }
+ cmd[i++] = "--";
+ urlindex = i;
+ if(url)
+ cmd[i++] = url;
+ cmd[i++] = NULL;
+ spawn(NULL, &arg);
+}
+
WebKitWebView *
-newwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
+createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
Client *n = newclient();
return n->view;
}
webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
}
+void
+proccookies(SoupMessage *m, Client *c) {
+ GSList *l;
+ SoupCookie *co;
+ long t;
+
+ rereadcookies();
+ for (l = soup_cookies_from_response(m); l; l = l->next){
+ co = (SoupCookie *)l->data;
+ t = co->expires ? soup_date_to_time_t(co->expires) : 0;
+ setcookie(co->name, co->value, co->domain, co->value, t);
+ }
+ g_slist_free(l);
+}
+
void
progresschange(WebKitWebView* view, gint p, Client *c) {
c->progress = p;
- update(c, NULL);
+ update(c);
}
void
}
void
-rereadcookies() {
- const gchar *filename, *home;
+rereadcookies(void) {
- home = g_get_home_dir();
- filename = g_build_filename(home, ".surf", "cookies", NULL);
+}
+
+void
+scroll(Client *c, const Arg *arg) {
+ gdouble v;
+ GtkAdjustment *a;
+
+ a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
+ v = gtk_adjustment_get_value(a);
+ v += gtk_adjustment_get_step_increment(a) * arg->i;
+ v = MAX(v, 0.0);
+ v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
+ gtk_adjustment_set_value(a, v);
+}
+
+void
+sigchld(int unused) {
+ if(signal(SIGCHLD, sigchld) == SIG_ERR)
+ die("Can't install SIGCHLD handler");
+ while(0 < waitpid(-1, NULL, WNOHANG));
}
void
}
void
-setup() {
+setup(void) {
+ SoupSession *s;
+
+ /* clean up any zombies immediately */
+ sigchld(0);
+ gtk_init(NULL, NULL);
+ if (!g_thread_supported())
+ g_thread_init(NULL);
+
dpy = GDK_DISPLAY();
session = webkit_get_default_session();
urlprop = XInternAtom(dpy, "_SURF_URL", False);
+
+ /* create dirs and files */
+ cookiefile = buildpath(cookiefile);
+ dldir = buildpath(dldir);
+ scriptfile = buildpath(scriptfile);
+ stylefile = buildpath(stylefile);
+
+ /* cookie persistance */
+ s = webkit_get_default_session();
+ cookiejar = soup_cookie_jar_text_new(cookiefile, FALSE);
+ soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookiejar));
}
void
gtk_widget_grab_focus(c->searchbar);
}
+void
+source(Client *c, const Arg *arg) {
+ Arg a = { .b = FALSE };
+ gboolean s;
+
+ s = webkit_web_view_get_view_source_mode(c->view);
+ webkit_web_view_set_view_source_mode(c->view, !s);
+ reload(c, &a);
+}
+
void
searchtext(Client *c, const Arg *arg) {
+ const gchar *text;
gboolean forward = *(gboolean *)arg;
- webkit_web_view_search_text(c->view,
- gtk_entry_get_text(GTK_ENTRY(c->searchbar)),
- FALSE,
- forward,
- TRUE);
+ text = gtk_entry_get_text(GTK_ENTRY(c->searchbar));
+ webkit_web_view_search_text(c->view, text, FALSE, forward, TRUE);
+ webkit_web_view_mark_text_matches(c->view, text, FALSE, 0);
}
void
c->download = NULL;
}
+void
+spawn(Client *c, const Arg *arg) {
+ if(fork() == 0) {
+ if(dpy)
+ close(ConnectionNumber(dpy));
+ setsid();
+ execvp(((char **)arg->v)[0], (char **)arg->v);
+ fprintf(stderr, "tabbed: execvp %s", ((char **)arg->v)[0]);
+ perror(" failed");
+ exit(0);
+ }
+}
+
void
titlechange(WebKitWebView *v, WebKitWebFrame *f, const gchar *t, Client *c) {
- update(c, t);
+ c->title = copystr(&c->title, t);
+ update(c);
+}
+
+gboolean
+unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c) {
+ hidesearch(c, NULL);
+ hideurl(c, NULL);
+ return FALSE;
}
void
-usage() {
+usage(void) {
fputs("surf - simple browser\n", stderr);
- die("usage: surf [-e] [-x] [uri]\n");
+ die("usage: surf [-e Window] [-x] [uri]\n");
}
void
-update(Client *c, const char *title) {
+update(Client *c) {
gchar *t;
- if(title) {
- if(c->title)
- g_free(c->title);
- c->title = g_strdup(title);
- }
if(c->progress == 100)
t = g_strdup(c->title);
else
}
+void
+updatewinid(Client *c) {
+ snprintf(winid, LENGTH(winid), "%u",
+ (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
+}
+
+void
+windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c) {
+ JSStringRef jsscript;
+ gchar *script;
+ JSValueRef exception = NULL;
+ GError *error;
+
+ if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
+ jsscript = JSStringCreateWithUTF8CString(script);
+ JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js), NULL, 0, &exception);
+ }
+}
+
void
zoom(Client *c, const Arg *arg) {
if(arg->i < 0) /* zoom out */
}
int main(int argc, char *argv[]) {
- SoupSession *s;
- Client *c;
- gint o;
- const gchar *home, *filename;
+ int i;
Arg arg;
- gtk_init(NULL, NULL);
- if (!g_thread_supported())
- g_thread_init(NULL);
- setup();
- while((o = getopt(argc, argv, "vhxeu:f:")) != -1)
- switch(o) {
- case 'x':
+ progname = argv[0];
+ /* command line args */
+ for(i = 1, arg.v = NULL; i < argc && argv[i][0] == '-'; i++) {
+ if(!strcmp(argv[i], "-x"))
showxid = TRUE;
+ else if(!strcmp(argv[i], "-e")) {
+ if(++i < argc)
+ embed = atoi(argv[i]);
+ else
+ usage();
+ }
+ else if(!strcmp(argv[i], "--")) {
+ i++;
break;
- case 'e':
- showxid = TRUE;
- embed = TRUE;
- break;
- case 'v':
- die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
- break;
- default:
- usage();
}
- if(optind + 1 == argc) {
- c = newclient();
- arg.v = argv[optind];
- if(strchr("./", argv[optind][0]) || strcmp("-", argv[optind]) == 0)
- loadfile(c, argv[optind]);
+ else if(!strcmp(argv[i], "-v"))
+ die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
else
- loaduri(c, &arg);
-
+ usage();
+ }
+ if(i < argc)
+ arg.v = argv[i];
+ setup();
+ newclient();
+ if(arg.v) {
+ loaduri(clients, &arg);
}
- else if(optind != argc)
- usage();
- if(!clients)
- newclient();
-
- /* make dirs */
- home = g_get_home_dir();
- filename = g_build_filename(home, ".surf", NULL);
- g_mkdir_with_parents(filename, 0711);
- filename = g_build_filename(home, ".surf", "dl", NULL);
- g_mkdir_with_parents(filename, 0755);
-
- /* cookie persistance */
- s = webkit_get_default_session();
- filename = g_build_filename(home, ".surf", "cookies.jar", NULL);
- cookiejar = soup_cookie_jar_text_new(filename, FALSE);
- soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookiejar));
-
gtk_main();
cleanup();
return EXIT_SUCCESS;