1 /* See LICENSE file for copyright and license details.
3 * To understand surf, start reading main().
11 #include <gdk/gdkkeysyms.h>
13 #include <sys/types.h>
18 #include <webkit/webkit.h>
19 #include <glib/gstdio.h>
20 #include <JavaScriptCore/JavaScript.h>
22 #define LENGTH(x) (sizeof x / sizeof x[0])
23 #define CLEANMASK(mask) (mask & ~(GDK_MOD2_MASK))
25 typedef union Arg Arg;
32 typedef struct Client {
33 GtkWidget *win, *scroll, *vbox, *uribar, *searchbar, *indicator;
36 WebKitDownload *download;
37 char *title, *linkhover;
44 void (*func)(Client *c, const Arg *arg);
58 void (*func)(Client *c, const Arg *arg);
65 static SoupCookieJar *cookies;
66 static SoupSession *session;
67 static Client *clients = NULL;
68 static GdkNativeWindow embed = 0;
69 static gboolean showxid = FALSE;
70 static gboolean ignore_once = FALSE;
71 static char winid[64];
72 static char *progname;
73 static gboolean lockcookie = FALSE;
75 static const char *autouri(Client *c);
76 static char *buildpath(const char *path);
77 static void changecookie(SoupCookieJar *jar, SoupCookie *o, SoupCookie *n, gpointer p);
78 static void cleanup(void);
79 static void clipboard(Client *c, const Arg *arg);
80 static void context(WebKitWebView *v, GtkMenu *m, Client *c);
81 static char *copystr(char **str, const char *src);
82 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c);
83 static void destroyclient(Client *c);
84 static void destroywin(GtkWidget* w, Client *c);
85 static void die(char *str);
86 static void download(WebKitDownload *o, GParamSpec *pspec, Client *c);
87 static void drawindicator(Client *c);
88 static gboolean exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c);
89 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
90 static char *geturi(Client *c);
91 static void hidesearch(Client *c, const Arg *arg);
92 static void hideuri(Client *c, const Arg *arg);
93 static void itemclick(GtkMenuItem *mi, Client *c);
94 static gboolean keypress(GtkWidget *w, GdkEventKey *ev, Client *c);
95 static void linkhover(WebKitWebView *v, const char* t, const char* l, Client *c);
96 static void loadcommit(WebKitWebView *v, WebKitWebFrame *f, Client *c);
97 static void loadstart(WebKitWebView *v, WebKitWebFrame *f, Client *c);
98 static void loaduri(Client *c, const Arg *arg);
99 static void navigate(Client *c, const Arg *arg);
100 static Client *newclient(void);
101 static void newwindow(Client *c, const Arg *arg);
102 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
103 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
104 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
105 static void print(Client *c, const Arg *arg);
106 static void progresschange(WebKitWebView *v, gint p, Client *c);
107 static void reloadcookies();
108 static void reload(Client *c, const Arg *arg);
109 static void sigchld(int unused);
110 static void setup(void);
111 static void spawn(Client *c, const Arg *arg);
112 static void scroll(Client *c, const Arg *arg);
113 static void searchtext(Client *c, const Arg *arg);
114 static void source(Client *c, const Arg *arg);
115 static void showsearch(Client *c, const Arg *arg);
116 static void showuri(Client *c, const Arg *arg);
117 static void stop(Client *c, const Arg *arg);
118 static void titlechange(WebKitWebView *v, WebKitWebFrame* frame, const char* title, Client *c);
119 static gboolean focusview(GtkWidget *w, GdkEventFocus *e, Client *c);
120 static void usage(void);
121 static void update(Client *c);
122 static void updatewinid(Client *c);
123 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c);
124 static void zoom(Client *c, const Arg *arg);
126 /* configuration, allows nested code to access above variables */
131 if(GTK_WIDGET_HAS_FOCUS(c->uribar))
132 return gtk_entry_get_text(GTK_ENTRY(c->uribar));
133 else if(c->linkhover)
139 buildpath(const char *path) {
143 /* creating directory */
145 apath = g_strdup(path);
147 apath = g_strconcat(g_get_home_dir(), "/", path, NULL);
148 if((p = strrchr(apath, '/'))) {
150 g_mkdir_with_parents(apath, 0755);
153 /* creating file (gives error when apath ends with "/") */
154 if((f = g_fopen(apath, "a")))
160 changecookie(SoupCookieJar *j, SoupCookie *oc, SoupCookie *c, gpointer p) {
166 if(c && c->expires == NULL) {
167 e = soup_date_new_from_time_t(time(NULL) + sessiontime);
168 c = soup_cookie_copy(c);
169 soup_cookie_set_expires(c, e);
172 jar = soup_cookie_jar_text_new(cookiefile, FALSE);
174 soup_cookie_jar_add_cookie(jar, soup_cookie_copy(c));
176 soup_cookie_jar_delete_cookie(jar, oc);
183 destroyclient(clients);
191 clipboard(Client *c, const Arg *arg) {
192 gboolean paste = *(gboolean *)arg;
195 gtk_clipboard_request_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pasteuri, c);
197 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), webkit_web_view_get_uri(c->view), -1);
201 context(WebKitWebView *v, GtkMenu *m, Client *c) {
203 GtkContainer *parent;
205 gtk_widget_hide_all(GTK_WIDGET(m));
206 gtk_widget_show(GTK_WIDGET(m));
207 for(i = 0; i < LENGTH(items); i++) {
208 parent = GTK_CONTAINER(gtk_widget_get_parent(c->items[i]));
210 gtk_container_remove(parent, c->items[i]);
211 gtk_menu_shell_append(GTK_MENU_SHELL(m), c->items[i]);
212 gtk_widget_show(c->items[i]);
217 copystr(char **str, const char *src) {
229 destroyclient(Client *c) {
233 gtk_widget_destroy(GTK_WIDGET(c->view));
234 gtk_widget_destroy(c->scroll);
235 gtk_widget_destroy(c->uribar);
236 gtk_widget_destroy(c->searchbar);
237 gtk_widget_destroy(c->vbox);
238 gtk_widget_destroy(c->win);
239 for(i = 0; i < LENGTH(items); i++)
240 gtk_widget_destroy(c->items[i]);
243 for(p = clients; p && p->next != c; p = p->next);
254 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c) {
256 if(webkit_web_navigation_action_get_reason(n) == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
257 webkit_web_policy_decision_ignore(p);
258 arg.v = (void *)webkit_network_request_get_uri(r);
259 newwindow(NULL, &arg);
266 destroywin(GtkWidget* w, Client *c) {
277 drawindicator(Client *c) {
286 width = c->progress * w->allocation.width / 100;
287 gc = gdk_gc_new(w->window);
288 gdk_color_parse(strstr(uri, "https://") == uri ?
289 progress_trust : progress, &fg);
290 gdk_gc_set_rgb_fg_color(gc, &fg);
291 gdk_draw_rectangle(w->window,
292 w->style->bg_gc[GTK_WIDGET_STATE(w)],
293 TRUE, 0, 0, w->allocation.width, w->allocation.height);
294 gdk_draw_rectangle(w->window, gc, TRUE, 0, 0, width,
295 w->allocation.height);
300 exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c) {
306 download(WebKitDownload *o, GParamSpec *pspec, Client *c) {
307 WebKitDownloadStatus status;
309 status = webkit_download_get_status(c->download);
310 if(status == WEBKIT_DOWNLOAD_STATUS_STARTED || status == WEBKIT_DOWNLOAD_STATUS_CREATED) {
311 c->progress = (gint)(webkit_download_get_progress(c->download)*100);
317 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
318 const char *filename;
323 filename = webkit_download_get_suggested_filename(o);
324 uri = g_strconcat("file://", dldir, "/", filename, NULL);
325 webkit_download_set_destination_uri(c->download, uri);
328 html = g_strdup_printf("Download <b>%s</b>...", filename);
329 webkit_web_view_load_html_string(c->view, html,
330 webkit_download_get_uri(c->download));
331 g_signal_connect(c->download, "notify::progress", G_CALLBACK(download), c);
332 g_signal_connect(c->download, "notify::status", G_CALLBACK(download), c);
333 webkit_download_start(c->download);
335 c->title = copystr(&c->title, filename);
345 if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
346 uri = copystr(NULL, "about:blank");
351 hidesearch(Client *c, const Arg *arg) {
352 gtk_widget_hide(c->searchbar);
353 gtk_widget_grab_focus(GTK_WIDGET(c->view));
357 hideuri(Client *c, const Arg *arg) {
358 gtk_widget_hide(c->uribar);
359 gtk_widget_grab_focus(GTK_WIDGET(c->view));
363 itemclick(GtkMenuItem *mi, Client *c) {
367 label = gtk_menu_item_get_label(mi);
368 for(i = 0; i < LENGTH(items); i++)
369 if(!strcmp(items[i].label, label))
370 items[i].func(c, &(items[i].arg));
374 keypress(GtkWidget* w, GdkEventKey *ev, Client *c) {
376 gboolean processed = FALSE;
378 if(ev->type != GDK_KEY_PRESS)
380 if(GTK_WIDGET_HAS_FOCUS(c->searchbar))
382 else if(GTK_WIDGET_HAS_FOCUS(c->uribar))
387 for(i = 0; i < LENGTH(keys); i++) {
388 if(focus & keys[i].focus
389 && gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
390 && CLEANMASK(ev->state) == keys[i].mod
392 keys[i].func(c, &(keys[i].arg));
400 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
402 c->linkhover = copystr(&c->linkhover, l);
403 else if(c->linkhover) {
411 loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
416 XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window), uriprop,
417 XA_STRING, 8, PropModeReplace, (unsigned char *)uri,
424 loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
430 loaduri(Client *c, const Arg *arg) {
432 const char *uri = (char *)arg->v;
438 u = g_strrstr(uri, "://") ? g_strdup(uri)
439 : g_strdup_printf("http://%s", uri);
440 webkit_web_view_load_uri(c->view, u);
442 c->title = copystr(&c->title, u);
448 navigate(Client *c, const Arg *arg) {
449 gint steps = *(gint *)arg;
450 webkit_web_view_go_back_or_forward(c->view, steps);
457 WebKitWebSettings *settings;
460 if(!(c = calloc(1, sizeof(Client))))
461 die("Cannot malloc!\n");
464 c->win = gtk_plug_new(embed);
467 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
468 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
470 gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
471 g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(destroywin), c);
472 g_signal_connect(G_OBJECT(c->win), "key-press-event", G_CALLBACK(keypress), c);
474 if(!(c->items = calloc(1, sizeof(GtkWidget *) * LENGTH(items))))
475 die("Cannot malloc!\n");
478 for(i = 0; i < LENGTH(items); i++) {
479 c->items[i] = gtk_menu_item_new_with_label(items[i].label);
480 g_signal_connect(G_OBJECT(c->items[i]), "activate",
481 G_CALLBACK(itemclick), c);
485 c->vbox = gtk_vbox_new(FALSE, 0);
487 /* scrolled window */
488 c->scroll = gtk_scrolled_window_new(NULL, NULL);
489 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
490 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
493 c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
494 g_signal_connect(G_OBJECT(c->view), "title-changed", G_CALLBACK(titlechange), c);
495 g_signal_connect(G_OBJECT(c->view), "load-progress-changed", G_CALLBACK(progresschange), c);
496 g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
497 g_signal_connect(G_OBJECT(c->view), "load-started", G_CALLBACK(loadstart), c);
498 g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
499 g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwindow), c);
500 g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(decidewindow), c);
501 g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(initdownload), c);
502 g_signal_connect(G_OBJECT(c->view), "window-object-cleared", G_CALLBACK(windowobjectcleared), c);
503 g_signal_connect(G_OBJECT(c->view), "focus-in-event", G_CALLBACK(focusview), c);
504 g_signal_connect(G_OBJECT(c->view), "populate-popup", G_CALLBACK(context), c);
507 c->uribar = gtk_entry_new();
508 gtk_entry_set_has_frame(GTK_ENTRY(c->uribar), FALSE);
511 c->searchbar = gtk_entry_new();
512 gtk_entry_set_has_frame(GTK_ENTRY(c->searchbar), FALSE);
515 c->indicator = gtk_drawing_area_new();
516 gtk_widget_set_size_request(c->indicator, 0, 2);
517 g_signal_connect (G_OBJECT (c->indicator), "expose_event",
518 G_CALLBACK (exposeindicator), c);
521 gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
522 gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
523 gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
524 gtk_container_add(GTK_CONTAINER(c->vbox), c->searchbar);
525 gtk_container_add(GTK_CONTAINER(c->vbox), c->uribar);
526 gtk_container_add(GTK_CONTAINER(c->vbox), c->indicator);
529 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->uribar, FALSE, FALSE, 0, GTK_PACK_START);
530 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->searchbar, FALSE, FALSE, 0, GTK_PACK_START);
531 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->indicator, FALSE, FALSE, 0, GTK_PACK_START);
532 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 0, GTK_PACK_START);
533 gtk_widget_grab_focus(GTK_WIDGET(c->view));
534 gtk_widget_hide_all(c->searchbar);
535 gtk_widget_hide_all(c->uribar);
536 gtk_widget_show(c->vbox);
537 gtk_widget_show(c->indicator);
538 gtk_widget_show(c->scroll);
539 gtk_widget_show(GTK_WIDGET(c->view));
540 gtk_widget_show(c->win);
541 gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
542 gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
543 webkit_web_view_set_full_content_zoom(c->view, TRUE);
544 settings = webkit_web_view_get_settings(c->view);
545 g_object_set(G_OBJECT(settings), "user-agent", useragent, NULL);
546 uri = g_strconcat("file://", stylefile, NULL);
547 g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
555 gdk_display_sync(gtk_widget_get_display(c->win));
556 printf("%u\n", (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
563 newwindow(Client *c, const Arg *arg) {
565 const char *cmd[7], *uri;
566 const Arg a = { .v = (void *)cmd };
572 snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
579 uri = arg->v ? (char *)arg->v : autouri(c);
587 createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
588 Client *n = newclient();
593 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
594 Arg arg = {.v = text };
596 loaduri((Client *) d, &arg);
600 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
601 Client *c = (Client *)d;
605 unsigned long ldummy;
606 unsigned char *buf = NULL;
609 if(((XEvent *)e)->type == PropertyNotify) {
610 ev = &((XEvent *)e)->xproperty;
611 if(ev->atom == uriprop && ev->state == PropertyNewValue) {
615 XGetWindowProperty(dpy, ev->window, uriprop, 0L, BUFSIZ, False, XA_STRING,
616 &adummy, &idummy, &ldummy, &ldummy, &buf);
621 return GDK_FILTER_REMOVE;
624 return GDK_FILTER_CONTINUE;
628 print(Client *c, const Arg *arg) {
629 webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
633 progresschange(WebKitWebView *v, gint p, Client *c) {
639 reload(Client *c, const Arg *arg) {
640 gboolean nocache = *(gboolean *)arg;
642 webkit_web_view_reload_bypass_cache(c->view);
644 webkit_web_view_reload(c->view);
653 for(l = e = soup_cookie_jar_all_cookies(cookies); e; e = e->next)
654 soup_cookie_jar_delete_cookie(cookies, (SoupCookie *)e->data);
655 soup_cookies_free(l);
656 jar = soup_cookie_jar_text_new(cookiefile, TRUE);
657 for(l = e = soup_cookie_jar_all_cookies(jar); e; e = e->next)
658 soup_cookie_jar_add_cookie(cookies, (SoupCookie *)e->data);
665 scroll(Client *c, const Arg *arg) {
669 a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
670 v = gtk_adjustment_get_value(a);
671 v += gtk_adjustment_get_step_increment(a) * arg->i;
673 v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
674 gtk_adjustment_set_value(a, v);
678 sigchld(int unused) {
679 if(signal(SIGCHLD, sigchld) == SIG_ERR)
680 die("Can't install SIGCHLD handler");
681 while(0 < waitpid(-1, NULL, WNOHANG));
688 /* clean up any zombies immediately */
690 gtk_init(NULL, NULL);
691 if (!g_thread_supported())
695 session = webkit_get_default_session();
696 uriprop = XInternAtom(dpy, "_SURF_URI", False);
698 /* create dirs and files */
699 cookiefile = buildpath(cookiefile);
700 dldir = buildpath(dldir);
701 scriptfile = buildpath(scriptfile);
702 stylefile = buildpath(stylefile);
704 /* cookie persistance */
705 s = webkit_get_default_session();
706 cookies = soup_cookie_jar_new();
707 soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookies));
708 g_signal_connect(cookies, "changed", G_CALLBACK(changecookie), NULL);
713 showsearch(Client *c, const Arg *arg) {
715 gtk_widget_show(c->searchbar);
716 gtk_widget_grab_focus(c->searchbar);
720 source(Client *c, const Arg *arg) {
721 Arg a = { .b = FALSE };
724 s = webkit_web_view_get_view_source_mode(c->view);
725 webkit_web_view_set_view_source_mode(c->view, !s);
730 searchtext(Client *c, const Arg *arg) {
732 gboolean forward = *(gboolean *)arg;
733 text = gtk_entry_get_text(GTK_ENTRY(c->searchbar));
734 webkit_web_view_search_text(c->view, text, FALSE, forward, TRUE);
735 webkit_web_view_mark_text_matches(c->view, text, FALSE, 0);
739 showuri(Client *c, const Arg *arg) {
744 gtk_entry_set_text(GTK_ENTRY(c->uribar), uri);
745 gtk_widget_show(c->uribar);
746 gtk_widget_grab_focus(c->uribar);
750 stop(Client *c, const Arg *arg) {
752 webkit_download_cancel(c->download);
754 webkit_web_view_stop_loading(c->view);
759 spawn(Client *c, const Arg *arg) {
762 close(ConnectionNumber(dpy));
764 execvp(((char **)arg->v)[0], (char **)arg->v);
765 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
772 titlechange(WebKitWebView *v, WebKitWebFrame *f, const char *t, Client *c) {
773 c->title = copystr(&c->title, t);
778 focusview(GtkWidget *w, GdkEventFocus *e, Client *c) {
786 fputs("surf - simple browser\n", stderr);
787 die("usage: surf [-e Window] [-x] [uri]\n");
794 if(c->progress != 100)
795 t = g_strdup_printf("%s [%i%%]", c->title, c->progress);
796 else if(c->linkhover)
797 t = g_strdup(c->linkhover);
799 t = g_strdup(c->title);
801 gtk_window_set_title(GTK_WINDOW(c->win), t);
807 updatewinid(Client *c) {
808 snprintf(winid, LENGTH(winid), "%u",
809 (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
813 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c) {
814 JSStringRef jsscript;
816 JSValueRef exception = NULL;
819 if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
820 jsscript = JSStringCreateWithUTF8CString(script);
821 JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js), NULL, 0, &exception);
826 zoom(Client *c, const Arg *arg) {
827 if(arg->i < 0) /* zoom out */
828 webkit_web_view_zoom_out(c->view);
829 else if(arg->i > 0) /* zoom in */
830 webkit_web_view_zoom_in(c->view);
832 webkit_web_view_set_zoom_level(c->view, 1.0);
835 int main(int argc, char *argv[]) {
840 /* command line args */
841 for(i = 1, arg.v = NULL; i < argc && argv[i][0] == '-'; i++) {
842 if(!strcmp(argv[i], "-x"))
844 else if(!strcmp(argv[i], "-e")) {
846 embed = atoi(argv[i]);
850 else if(!strcmp(argv[i], "--")) {
854 else if(!strcmp(argv[i], "-v"))
855 die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
864 loaduri(clients, &arg);