surf.c - surf - Surf web browser.
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surf.c (51025B)
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1 /* See LICENSE file for copyright and license details.
2 *
3 * To understand surf, start reading main().
4 */
5 #include <signal.h>
6 #include <X11/X.h>
7 #include <X11/Xatom.h>
8 #include <gtk/gtk.h>
9 #include <gdk/gdkx.h>
10 #include <gdk/gdk.h>
11 #include <gdk/gdkkeysyms.h>
12 #include <string.h>
13 #include <sys/types.h>
14 #include <sys/wait.h>
15 #include <fcntl.h>
16 #include <unistd.h>
17 #include <limits.h>
18 #include <stdlib.h>
19 #include <stdio.h>
20 #include <webkit/webkit.h>
21 #include <JavaScriptCore/JavaScript.h>
22 #include <sys/file.h>
23 #include <libgen.h>
24 #include <stdarg.h>
25 #include <regex.h>
26 #include <pwd.h>
27 #include <glib.h>
28 #include <glib/gstdio.h>
29
30 #include "arg.h"
31
32 char *argv0;
33
34 #define LENGTH(x) (sizeof(x) / sizeof(x[0]))
35 #define CLEANMASK(mask) (mask & (MODKEY|GDK_SHIFT_MASK))
36 #define COOKIEJAR_TYPE (cookiejar_get_type ())
37 #define COOKIEJAR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), COOKIEJAR_TYPE, CookieJar))
38
39 enum { AtomFind, AtomGo, AtomUri, AtomUA, AtomLast };
40 enum {
41 ClkDoc = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
42 ClkLink = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
43 ClkImg = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
44 ClkMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
45 ClkSel = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
46 ClkEdit = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
47 ClkAny = ClkDoc | ClkLink | ClkImg | ClkMedia | ClkSel | ClkEdit,
48 };
49
50 typedef union Arg Arg;
51 union Arg {
52 gboolean b;
53 gint i;
54 const void *v;
55 };
56
57 typedef struct Client {
58 GtkWidget *win, *scroll, *vbox, *pane;
59 WebKitWebView *view;
60 WebKitWebInspector *inspector;
61 char *title, *linkhover;
62 const char *needle;
63 gint progress;
64 struct Client *next;
65 gboolean zoomed, fullscreen, isinspecting, sslfailed;
66 } Client;
67
68 typedef struct {
69 char *key;
70 char *value;
71 } HttpHeader;
72
73 typedef struct {
74 guint mod;
75 guint keyval;
76 void (*func)(Client *c, const Arg *arg);
77 const Arg arg;
78 } Key;
79
80 typedef struct {
81 unsigned int click;
82 unsigned int mask;
83 guint button;
84 void (*func)(Client *c, const Arg *arg);
85 const Arg arg;
86 } Button;
87
88 typedef struct {
89 SoupCookieJarText parent_instance;
90 int lock;
91 } CookieJar;
92
93 typedef struct {
94 SoupCookieJarTextClass parent_class;
95 } CookieJarClass;
96
97 G_DEFINE_TYPE(CookieJar, cookiejar, SOUP_TYPE_COOKIE_JAR_TEXT)
98
99 typedef struct {
100 char *regex;
101 char *style;
102 regex_t re;
103 } SiteStyle;
104
105 static Display *dpy;
106 static Atom atoms[AtomLast];
107 static Client *clients = NULL;
108 static GdkNativeWindow embed = 0;
109 static gboolean showxid = FALSE;
110 static char winid[64];
111 static gboolean usingproxy = 0;
112 static char togglestat[12];
113 static char pagestat[3];
114 static GTlsDatabase *tlsdb;
115 static int policysel = 0;
116 static char *stylefile = NULL;
117 static SoupCache *diskcache = NULL;
118
119 static void addaccelgroup(Client *c);
120 static void beforerequest(WebKitWebView *w, WebKitWebFrame *f,
121 WebKitWebResource *r, WebKitNetworkRequest *req,
122 WebKitNetworkResponse *resp, Client *c);
123 static const char *getuserhomedir(const char *user);
124 static const char *getcurrentuserhomedir(void);
125 static char *buildfile(const char *path);
126 static char *buildpath(const char *path);
127 static gboolean buttonrelease(WebKitWebView *web, GdkEventButton *e, Client *c);
128 static void cleanup(void);
129 static void clipboard(Client *c, const Arg *arg);
130
131 /* Cookiejar implementation */
132 static void cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
133 SoupCookie *new_cookie);
134 static void cookiejar_finalize(GObject *self);
135 static SoupCookieJarAcceptPolicy cookiepolicy_get(void);
136 static SoupCookieJar *cookiejar_new(const char *filename, gboolean read_only,
137 SoupCookieJarAcceptPolicy policy);
138 static void cookiejar_set_property(GObject *self, guint prop_id,
139 const GValue *value, GParamSpec *pspec);
140 static char cookiepolicy_set(const SoupCookieJarAcceptPolicy p);
141
142 static char *copystr(char **str, const char *src);
143 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f,
144 Client *c);
145 static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f,
146 WebKitNetworkRequest *r, gchar *m,
147 WebKitWebPolicyDecision *p, Client *c);
148 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f,
149 WebKitNetworkRequest *r, WebKitWebNavigationAction
150 *n, WebKitWebPolicyDecision *p, Client *c);
151 static gboolean deletion_interface(WebKitWebView *view,
152 WebKitDOMHTMLElement *arg1, Client *c);
153 static void destroyclient(Client *c);
154 static void destroywin(GtkWidget* w, Client *c);
155 static void die(const char *errstr, ...);
156 static void eval(Client *c, const Arg *arg);
157 static void find(Client *c, const Arg *arg);
158 static void fullscreen(Client *c, const Arg *arg);
159 static void geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
160 WebKitGeolocationPolicyDecision *d, Client *c);
161 static const char *getatom(Client *c, int a);
162 static void gettogglestat(Client *c);
163 static void getpagestat(Client *c);
164 static char *geturi(Client *c);
165 static const gchar *getstyle(const char *uri);
166 static void setstyle(Client *c, const char *style);
167
168 static void handleplumb(Client *c, WebKitWebView *w, const gchar *uri);
169
170 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
171
172 static void inspector(Client *c, const Arg *arg);
173 static WebKitWebView *inspector_new(WebKitWebInspector *i, WebKitWebView *v,
174 Client *c);
175 static gboolean inspector_show(WebKitWebInspector *i, Client *c);
176 static gboolean inspector_close(WebKitWebInspector *i, Client *c);
177 static void inspector_finished(WebKitWebInspector *i, Client *c);
178
179 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
180 GdkModifierType mods, Client *c);
181 static void linkhover(WebKitWebView *v, const char* t, const char* l,
182 Client *c);
183 static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec,
184 Client *c);
185 static void loaduri(Client *c, const Arg *arg);
186 static void navigate(Client *c, const Arg *arg);
187 static Client *newclient(void);
188 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
189 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
190 static gboolean contextmenu(WebKitWebView *view, GtkWidget *menu,
191 WebKitHitTestResult *target, gboolean keyboard,
192 Client *c);
193 static void menuactivate(GtkMenuItem *item, Client *c);
194 static void print(Client *c, const Arg *arg);
195 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
196 gpointer d);
197 static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
198 static void linkopen(Client *c, const Arg *arg);
199 static void linkopenembed(Client *c, const Arg *arg);
200 static void reload(Client *c, const Arg *arg);
201 static void scroll_h(Client *c, const Arg *arg);
202 static void scroll_v(Client *c, const Arg *arg);
203 static void scroll(GtkAdjustment *a, const Arg *arg);
204 static void setatom(Client *c, int a, const char *v);
205 static void setup(void);
206 static void setup_proxy(void);
207 static void sigchld(int unused);
208 static void sighup(int unused);
209 static void source(Client *c, const Arg *arg);
210 static void spawn(Client *c, const Arg *arg);
211 static void stop(Client *c, const Arg *arg);
212 static void titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c);
213 static void titlechangeleave(void *a, void *b, Client *c);
214 static void toggle(Client *c, const Arg *arg);
215 static void togglehelper(Client *c, const Arg *arg, int reload);
216 static void togglecookiepolicy(Client *c, const Arg *arg);
217 static void toggleinsecurecontent(Client *c, const Arg *arg);
218 static void togglegeolocation(Client *c, const Arg *arg);
219 static void toggleproxy(Client *c, const Arg *arg);
220 static void togglescrollbars(Client *c, const Arg *arg);
221 static void togglesoup(Client *c, const Arg *arg);
222 static void togglestyle(Client *c, const Arg *arg);
223 static void updatetitle(Client *c);
224 static void updatewinid(Client *c);
225 static void usage(void);
226 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame,
227 JSContextRef js, JSObjectRef win, Client *c);
228 static void zoom(Client *c, const Arg *arg);
229
230 /* configuration, allows nested code to access above variables */
231 #include "config.h"
232
233 void
234 addaccelgroup(Client *c)
235 {
236 int i;
237 GtkAccelGroup *group = gtk_accel_group_new();
238 GClosure *closure;
239
240 for (i = 0; i < LENGTH(keys); i++) {
241 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
242 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod, 0,
243 closure);
244 }
245 gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
246 }
247
248 void
249 beforerequest(WebKitWebView *w, WebKitWebFrame *f, WebKitWebResource *r,
250 WebKitNetworkRequest *req, WebKitNetworkResponse *resp,
251 Client *c)
252 {
253 SoupMessage *msg;
254 SoupMessageHeaders *hdrs;
255 const gchar *uri = webkit_network_request_get_uri(req);
256 int i, isascii = 1;
257
258 if (g_str_has_suffix(uri, "/favicon.ico"))
259 webkit_network_request_set_uri(req, "about:blank");
260
261 if (!g_str_has_prefix(uri, "http://")
262 && !g_str_has_prefix(uri, "https://")
263 && !g_str_has_prefix(uri, "about:")
264 && !g_str_has_prefix(uri, "file://")
265 && !g_str_has_prefix(uri, "data:")
266 && !g_str_has_prefix(uri, "blob:")
267 && strlen(uri) > 0) {
268 for (i = 0; i < strlen(uri); i++) {
269 if (!g_ascii_isprint(uri[i])) {
270 isascii = 0;
271 break;
272 }
273 }
274 if (isascii)
275 handleplumb(c, w, uri);
276
277 return;
278 }
279 if (g_str_has_prefix(uri, "http://")
280 || g_str_has_prefix(uri, "https://")) {
281 msg = webkit_network_request_get_message(req);
282 g_object_get(G_OBJECT(msg), "request-headers", &hdrs,
283 NULL);
284 if (hdrs != NULL) {
285 for (i = 0; i < LENGTH(customheaders); i++) {
286 soup_message_headers_replace(hdrs,
287 customheaders[i].key,
288 customheaders[i].value);
289 }
290 }
291 }
292 }
293
294 char *
295 buildfile(const char *path)
296 {
297 char *dname, *bname, *bpath, *fpath;
298 FILE *f;
299
300 dname = g_path_get_dirname(path);
301 bname = g_path_get_basename(path);
302
303 bpath = buildpath(dname);
304 g_free(dname);
305
306 fpath = g_build_filename(bpath, bname, NULL);
307 g_free(bpath);
308 g_free(bname);
309
310 if (!(f = fopen(fpath, "a")))
311 die("Could not open file: %s\n", fpath);
312
313 g_chmod(fpath, 0600); /* always */
314 fclose(f);
315
316 return fpath;
317 }
318
319 static const char*
320 getuserhomedir(const char *user)
321 {
322 struct passwd *pw = getpwnam(user);
323
324 if (!pw)
325 die("Can't get user %s login information.\n", user);
326
327 return pw->pw_dir;
328 }
329
330 static const char*
331 getcurrentuserhomedir(void)
332 {
333 const char *homedir;
334 const char *user;
335 struct passwd *pw;
336
337 homedir = getenv("HOME");
338 if (homedir)
339 return homedir;
340
341 user = getenv("USER");
342 if (user)
343 return getuserhomedir(user);
344
345 pw = getpwuid(getuid());
346 if (!pw)
347 die("Can't get current user home directory\n");
348
349 return pw->pw_dir;
350 }
351
352 char *
353 buildpath(const char *path)
354 {
355 char *apath, *name, *p, *fpath;
356 const char *homedir;
357
358 if (path[0] == '~') {
359 if (path[1] == '/' || path[1] == '\0') {
360 p = (char *)&path[1];
361 homedir = getcurrentuserhomedir();
362 } else {
363 if ((p = strchr(path, '/'))) {
364 name = g_strndup(&path[1], --p - path);
365 } else {
366 name = g_strdup(&path[1]);
367 }
368
369 homedir = getuserhomedir(name);
370 g_free(name);
371 }
372 apath = g_build_filename(homedir, p, NULL);
373 } else {
374 apath = g_strdup(path);
375 }
376
377 /* creating directory */
378 if (g_mkdir_with_parents(apath, 0700) < 0)
379 die("Could not access directory: %s\n", apath);
380
381 fpath = realpath(apath, NULL);
382 g_free(apath);
383
384 return fpath;
385 }
386
387 gboolean
388 buttonrelease(WebKitWebView *web, GdkEventButton *e, Client *c)
389 {
390 WebKitHitTestResultContext context;
391 WebKitHitTestResult *result;
392 Arg arg;
393 unsigned int i;
394
395 result = webkit_web_view_get_hit_test_result(web, e);
396 g_object_get(result, "context", &context, NULL);
397 g_object_get(result, "link-uri", &arg.v, NULL);
398 for (i = 0; i < LENGTH(buttons); i++) {
399 if (context & buttons[i].click
400 && e->button == buttons[i].button
401 && CLEANMASK(e->state) == CLEANMASK(buttons[i].mask)
402 && buttons[i].func) {
403 buttons[i].func(c, buttons[i].click == ClkLink
404 && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg);
405 return true;
406 }
407 }
408 return false;
409 }
410
411 void
412 cleanup(void)
413 {
414 if (diskcache) {
415 soup_cache_flush(diskcache);
416 soup_cache_dump(diskcache);
417 }
418 while (clients)
419 destroyclient(clients);
420 g_free(cookiefile);
421 g_free(scriptfile);
422 g_free(stylefile);
423 }
424
425 void
426 cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
427 SoupCookie *new_cookie)
428 {
429 flock(COOKIEJAR(self)->lock, LOCK_EX);
430 if (new_cookie && !new_cookie->expires && sessiontime) {
431 soup_cookie_set_expires(new_cookie,
432 soup_date_new_from_now(sessiontime));
433 }
434 SOUP_COOKIE_JAR_CLASS(cookiejar_parent_class)->changed(self,
435 old_cookie,
436 new_cookie);
437 flock(COOKIEJAR(self)->lock, LOCK_UN);
438 }
439
440 void
441 cookiejar_class_init(CookieJarClass *klass)
442 {
443 SOUP_COOKIE_JAR_CLASS(klass)->changed = cookiejar_changed;
444 G_OBJECT_CLASS(klass)->get_property =
445 G_OBJECT_CLASS(cookiejar_parent_class)->get_property;
446 G_OBJECT_CLASS(klass)->set_property = cookiejar_set_property;
447 G_OBJECT_CLASS(klass)->finalize = cookiejar_finalize;
448 g_object_class_override_property(G_OBJECT_CLASS(klass), 1, "filename");
449 }
450
451 void
452 cookiejar_finalize(GObject *self)
453 {
454 close(COOKIEJAR(self)->lock);
455 G_OBJECT_CLASS(cookiejar_parent_class)->finalize(self);
456 }
457
458 void
459 cookiejar_init(CookieJar *self)
460 {
461 self->lock = open(cookiefile, 0);
462 }
463
464 SoupCookieJar *
465 cookiejar_new(const char *filename, gboolean read_only,
466 SoupCookieJarAcceptPolicy policy)
467 {
468 return g_object_new(COOKIEJAR_TYPE,
469 SOUP_COOKIE_JAR_TEXT_FILENAME, filename,
470 SOUP_COOKIE_JAR_READ_ONLY, read_only,
471 SOUP_COOKIE_JAR_ACCEPT_POLICY, policy, NULL);
472 }
473
474 void
475 cookiejar_set_property(GObject *self, guint prop_id, const GValue *value,
476 GParamSpec *pspec)
477 {
478 flock(COOKIEJAR(self)->lock, LOCK_SH);
479 G_OBJECT_CLASS(cookiejar_parent_class)->set_property(self, prop_id,
480 value, pspec);
481 flock(COOKIEJAR(self)->lock, LOCK_UN);
482 }
483
484 SoupCookieJarAcceptPolicy
485 cookiepolicy_get(void)
486 {
487 switch (cookiepolicies[policysel]) {
488 case 'a':
489 return SOUP_COOKIE_JAR_ACCEPT_NEVER;
490 case '@':
491 return SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY;
492 case 'A':
493 default:
494 break;
495 }
496
497 return SOUP_COOKIE_JAR_ACCEPT_ALWAYS;
498 }
499
500 char
501 cookiepolicy_set(const SoupCookieJarAcceptPolicy ep)
502 {
503 switch (ep) {
504 case SOUP_COOKIE_JAR_ACCEPT_NEVER:
505 return 'a';
506 case SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY:
507 return '@';
508 case SOUP_COOKIE_JAR_ACCEPT_ALWAYS:
509 default:
510 break;
511 }
512
513 return 'A';
514 }
515
516 void
517 evalscript(JSContextRef js, char *script, char *scriptname)
518 {
519 JSStringRef jsscript, jsscriptname;
520 JSValueRef exception = NULL;
521
522 jsscript = JSStringCreateWithUTF8CString(script);
523 jsscriptname = JSStringCreateWithUTF8CString(scriptname);
524 JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js),
525 jsscriptname, 0, &exception);
526 JSStringRelease(jsscript);
527 JSStringRelease(jsscriptname);
528 }
529
530 void
531 runscript(WebKitWebFrame *frame)
532 {
533 char *script;
534 GError *error;
535
536 if (g_file_get_contents(scriptfile, &script, NULL, &error)) {
537 evalscript(webkit_web_frame_get_global_context(frame), script,
538 scriptfile);
539 }
540 }
541
542 void
543 clipboard(Client *c, const Arg *arg)
544 {
545 gboolean paste = *(gboolean *)arg;
546
547 if (paste) {
548 gtk_clipboard_request_text(gtk_clipboard_get(
549 GDK_SELECTION_PRIMARY),
550 pasteuri, c);
551 } else {
552 gtk_clipboard_set_text(gtk_clipboard_get(
553 GDK_SELECTION_PRIMARY), c->linkhover
554 ? c->linkhover : geturi(c), -1);
555 }
556 }
557
558 char *
559 copystr(char **str, const char *src)
560 {
561 char *tmp;
562 tmp = g_strdup(src);
563
564 if (str && *str) {
565 g_free(*str);
566 *str = tmp;
567 }
568 return tmp;
569 }
570
571 WebKitWebView *
572 createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c)
573 {
574 Client *n = newclient();
575 return n->view;
576 }
577
578 gboolean
579 decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r,
580 gchar *m, WebKitWebPolicyDecision *p, Client *c)
581 {
582 if (!webkit_web_view_can_show_mime_type(v, m)) {
583 webkit_web_policy_decision_download(p);
584 return TRUE;
585 }
586 return FALSE;
587 }
588
589 gboolean
590 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r,
591 WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p,
592 Client *c)
593 {
594 Arg arg;
595
596 if (webkit_web_navigation_action_get_reason(n)
597 == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
598 webkit_web_policy_decision_ignore(p);
599 arg.v = (void *)webkit_network_request_get_uri(r);
600 newwindow(NULL, &arg, 0);
601 return TRUE;
602 }
603 return FALSE;
604 }
605
606 gboolean
607 deletion_interface(WebKitWebView *view, WebKitDOMHTMLElement *arg1, Client *c)
608 {
609 return FALSE;
610 }
611
612 void
613 destroyclient(Client *c)
614 {
615 Client *p;
616
617 webkit_web_view_stop_loading(c->view);
618 gtk_widget_destroy(GTK_WIDGET(c->view));
619 gtk_widget_destroy(c->scroll);
620 gtk_widget_destroy(c->vbox);
621 gtk_widget_destroy(c->win);
622
623 for (p = clients; p && p->next != c; p = p->next)
624 ;
625 if (p)
626 p->next = c->next;
627 else
628 clients = c->next;
629 free(c);
630 if (clients == NULL)
631 gtk_main_quit();
632 }
633
634 void
635 destroywin(GtkWidget* w, Client *c)
636 {
637 destroyclient(c);
638 }
639
640 void
641 die(const char *errstr, ...)
642 {
643 va_list ap;
644
645 va_start(ap, errstr);
646 vfprintf(stderr, errstr, ap);
647 va_end(ap);
648 exit(EXIT_FAILURE);
649 }
650
651 void
652 find(Client *c, const Arg *arg)
653 {
654 const char *s;
655
656 s = getatom(c, AtomFind);
657 gboolean forward = *(gboolean *)arg;
658 webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
659 }
660
661 void
662 fullscreen(Client *c, const Arg *arg)
663 {
664 if (c->fullscreen)
665 gtk_window_unfullscreen(GTK_WINDOW(c->win));
666 else
667 gtk_window_fullscreen(GTK_WINDOW(c->win));
668 c->fullscreen = !c->fullscreen;
669 }
670
671 void
672 geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
673 WebKitGeolocationPolicyDecision *d, Client *c)
674 {
675 if (allowgeolocation)
676 webkit_geolocation_policy_allow(d);
677 else
678 webkit_geolocation_policy_deny(d);
679 }
680
681 const char *
682 getatom(Client *c, int a)
683 {
684 static char buf[BUFSIZ];
685 Atom adummy;
686 int idummy;
687 unsigned long ldummy;
688 unsigned char *p = NULL;
689
690 XGetWindowProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
691 atoms[a], 0L, BUFSIZ, False, AnyPropertyType,
692 &adummy, &idummy, &ldummy, &ldummy, &p);
693 if (p)
694 strncpy(buf, (char *)p, LENGTH(buf)-1);
695 else
696 buf[0] = '\0';
697 XFree(p);
698
699 return buf;
700 }
701
702 char *
703 geturi(Client *c)
704 {
705 char *uri;
706
707 if (!(uri = (char *)webkit_web_view_get_uri(c->view)))
708 uri = "about:blank";
709 return uri;
710 }
711
712 const gchar *
713 getstyle(const char *uri)
714 {
715 int i;
716
717 if (stylefile != NULL)
718 return stylefile;
719
720 for (i = 0; i < LENGTH(styles); i++) {
721 if (styles[i].regex && !regexec(&(styles[i].re), uri, 0,
722 NULL, 0))
723 return styles[i].style;
724 }
725
726 return "";
727 }
728
729 void
730 setstyle(Client *c, const char *style)
731 {
732 WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
733
734 g_object_set(G_OBJECT(settings), "user-stylesheet-uri", style, NULL);
735 }
736
737 void
738 handleplumb(Client *c, WebKitWebView *w, const gchar *uri)
739 {
740 Arg arg;
741
742 webkit_web_view_stop_loading(w);
743 arg = (Arg)PLUMB((char *)uri);
744 spawn(c, &arg);
745 }
746
747 gboolean
748 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c)
749 {
750 Arg arg;
751
752 updatewinid(c);
753 arg = (Arg)DOWNLOAD((char *)webkit_download_get_uri(o), geturi(c));
754 spawn(c, &arg);
755 return FALSE;
756 }
757
758 void
759 inspector(Client *c, const Arg *arg)
760 {
761 if (enableinspector) {
762 if (c->isinspecting)
763 webkit_web_inspector_close(c->inspector);
764 else
765 webkit_web_inspector_show(c->inspector);
766 }
767 }
768
769 WebKitWebView *
770 inspector_new(WebKitWebInspector *i, WebKitWebView *v, Client *c)
771 {
772 return WEBKIT_WEB_VIEW(webkit_web_view_new());
773 }
774
775 gboolean
776 inspector_show(WebKitWebInspector *i, Client *c)
777 {
778 WebKitWebView *w;
779
780 if (c->isinspecting)
781 return false;
782
783 w = webkit_web_inspector_get_web_view(i);
784 gtk_paned_pack2(GTK_PANED(c->pane), GTK_WIDGET(w), TRUE, TRUE);
785 gtk_widget_show(GTK_WIDGET(w));
786 c->isinspecting = true;
787
788 return true;
789 }
790
791 gboolean
792 inspector_close(WebKitWebInspector *i, Client *c)
793 {
794 GtkWidget *w;
795
796 if (!c->isinspecting)
797 return false;
798
799 w = GTK_WIDGET(webkit_web_inspector_get_web_view(i));
800 gtk_widget_hide(w);
801 gtk_widget_destroy(w);
802 c->isinspecting = false;
803
804 return true;
805 }
806
807 void
808 inspector_finished(WebKitWebInspector *i, Client *c)
809 {
810 g_free(c->inspector);
811 }
812
813 gboolean
814 keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
815 Client *c)
816 {
817 guint i;
818 gboolean processed = FALSE;
819
820 mods = CLEANMASK(mods);
821 key = gdk_keyval_to_lower(key);
822 updatewinid(c);
823 for (i = 0; i < LENGTH(keys); i++) {
824 if (key == keys[i].keyval
825 && mods == keys[i].mod
826 && keys[i].func) {
827 keys[i].func(c, &(keys[i].arg));
828 processed = TRUE;
829 }
830 }
831
832 return processed;
833 }
834
835 void
836 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c)
837 {
838 if (l) {
839 c->linkhover = copystr(&c->linkhover, l);
840 } else if (c->linkhover) {
841 free(c->linkhover);
842 c->linkhover = NULL;
843 }
844 updatetitle(c);
845 }
846
847 void
848 loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c)
849 {
850 WebKitWebFrame *frame;
851 WebKitWebDataSource *src;
852 WebKitNetworkRequest *request;
853 SoupMessage *msg;
854 char *uri;
855
856 switch (webkit_web_view_get_load_status (c->view)) {
857 case WEBKIT_LOAD_COMMITTED:
858 uri = geturi(c);
859 if (strstr(uri, "https://") == uri) {
860 frame = webkit_web_view_get_main_frame(c->view);
861 src = webkit_web_frame_get_data_source(frame);
862 request = webkit_web_data_source_get_request(src);
863 msg = webkit_network_request_get_message(request);
864 c->sslfailed = !(soup_message_get_flags(msg)
865 & SOUP_MESSAGE_CERTIFICATE_TRUSTED);
866 }
867 setatom(c, AtomUri, uri);
868 c->title = copystr(&c->title, uri);
869
870 if (enablestyle)
871 setstyle(c, getstyle(uri));
872 break;
873 case WEBKIT_LOAD_FINISHED:
874 c->progress = 100;
875 updatetitle(c);
876 if (diskcache) {
877 soup_cache_flush(diskcache);
878 soup_cache_dump(diskcache);
879 }
880 break;
881 default:
882 break;
883 }
884 }
885
886 void
887 loaduri(Client *c, const Arg *arg)
888 {
889 char *u = NULL, *rp;
890 const char *uri = (char *)arg->v;
891 Arg a = { .b = FALSE };
892 struct stat st;
893
894 if (strcmp(uri, "") == 0)
895 return;
896
897 /* In case it's a file path. */
898 if (stat(uri, &st) == 0) {
899 rp = realpath(uri, NULL);
900 u = g_strdup_printf("file://%s", rp);
901 free(rp);
902 } else {
903 u = g_strrstr(uri, "://") || g_str_has_prefix(uri, "about:") ? g_strdup(uri)
904 : g_strdup_printf("http://%s", uri);
905 }
906
907 setatom(c, AtomUri, uri);
908
909
910 /* prevents endless loop */
911 if (strcmp(u, geturi(c)) == 0) {
912 reload(c, &a);
913 } else {
914 webkit_web_view_load_uri(c->view, u);
915 c->progress = 0;
916 c->title = copystr(&c->title, u);
917 updatetitle(c);
918 }
919 g_free(u);
920 }
921
922 void
923 navigate(Client *c, const Arg *arg)
924 {
925 int steps = *(int *)arg;
926 webkit_web_view_go_back_or_forward(c->view, steps);
927 }
928
929 Client *
930 newclient(void)
931 {
932 Client *c;
933 WebKitWebSettings *settings;
934 WebKitWebFrame *frame;
935 GdkGeometry hints = { 1, 1 };
936 GdkScreen *screen;
937 gdouble dpi;
938 char *ua;
939
940 if (!(c = calloc(1, sizeof(Client))))
941 die("Cannot malloc!\n");
942
943 c->title = NULL;
944 c->progress = 100;
945
946 /* Window */
947 if (embed) {
948 c->win = gtk_plug_new(embed);
949 } else {
950 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
951
952 /* TA: 20091214: Despite what the GNOME docs say, the ICCCM
953 * is always correct, so we should still call this function.
954 * But when doing so, we *must* differentiate between a
955 * WM_CLASS and a resource on the window. By convention, the
956 * window class (WM_CLASS) is capped, while the resource is in
957 * lowercase. Both these values come as a pair.
958 */
959 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "Surf");
960
961 /* TA: 20091214: And set the role here as well -- so that
962 * sessions can pick this up.
963 */
964 gtk_window_set_role(GTK_WINDOW(c->win), "Surf");
965 }
966 gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
967 g_signal_connect(G_OBJECT(c->win),
968 "destroy",
969 G_CALLBACK(destroywin), c);
970 g_signal_connect(G_OBJECT(c->win),
971 "leave_notify_event",
972 G_CALLBACK(titlechangeleave), c);
973
974 if (!kioskmode)
975 addaccelgroup(c);
976
977 /* Pane */
978 c->pane = gtk_vpaned_new();
979
980 /* VBox */
981 c->vbox = gtk_vbox_new(FALSE, 0);
982 gtk_paned_pack1(GTK_PANED(c->pane), c->vbox, TRUE, TRUE);
983
984 /* Webview */
985 c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
986
987 g_signal_connect(G_OBJECT(c->view),
988 "notify::title",
989 G_CALLBACK(titlechange), c);
990 g_signal_connect(G_OBJECT(c->view),
991 "hovering-over-link",
992 G_CALLBACK(linkhover), c);
993 g_signal_connect(G_OBJECT(c->view),
994 "geolocation-policy-decision-requested",
995 G_CALLBACK(geopolicyrequested), c);
996 g_signal_connect(G_OBJECT(c->view),
997 "create-web-view",
998 G_CALLBACK(createwindow), c);
999 g_signal_connect(G_OBJECT(c->view),
1000 "new-window-policy-decision-requested",
1001 G_CALLBACK(decidewindow), c);
1002 g_signal_connect(G_OBJECT(c->view),
1003 "mime-type-policy-decision-requested",
1004 G_CALLBACK(decidedownload), c);
1005 g_signal_connect(G_OBJECT(c->view),
1006 "window-object-cleared",
1007 G_CALLBACK(windowobjectcleared), c);
1008 g_signal_connect(G_OBJECT(c->view),
1009 "notify::load-status",
1010 G_CALLBACK(loadstatuschange), c);
1011 g_signal_connect(G_OBJECT(c->view),
1012 "notify::progress",
1013 G_CALLBACK(progresschange), c);
1014 g_signal_connect(G_OBJECT(c->view),
1015 "download-requested",
1016 G_CALLBACK(initdownload), c);
1017 g_signal_connect(G_OBJECT(c->view),
1018 "button-release-event",
1019 G_CALLBACK(buttonrelease), c);
1020 g_signal_connect(G_OBJECT(c->view),
1021 "context-menu",
1022 G_CALLBACK(contextmenu), c);
1023 g_signal_connect(G_OBJECT(c->view),
1024 "resource-request-starting",
1025 G_CALLBACK(beforerequest), c);
1026 g_signal_connect(G_OBJECT(c->view),
1027 "should-show-delete-interface-for-element",
1028 G_CALLBACK(deletion_interface), c);
1029
1030 /* Scrolled Window */
1031 c->scroll = gtk_scrolled_window_new(NULL, NULL);
1032
1033 frame = webkit_web_view_get_main_frame(WEBKIT_WEB_VIEW(c->view));
1034 g_signal_connect(G_OBJECT(frame), "scrollbars-policy-changed",
1035 G_CALLBACK(gtk_true), NULL);
1036
1037 if (!enablescrollbars) {
1038 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1039 GTK_POLICY_NEVER,
1040 GTK_POLICY_NEVER);
1041 } else {
1042 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1043 GTK_POLICY_AUTOMATIC,
1044 GTK_POLICY_AUTOMATIC);
1045 }
1046
1047 /* Arranging */
1048 gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
1049 gtk_container_add(GTK_CONTAINER(c->win), c->pane);
1050 gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
1051
1052 /* Setup */
1053 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 0,
1054 GTK_PACK_START);
1055 gtk_widget_grab_focus(GTK_WIDGET(c->view));
1056 gtk_widget_show(c->pane);
1057 gtk_widget_show(c->vbox);
1058 gtk_widget_show(c->scroll);
1059 gtk_widget_show(GTK_WIDGET(c->view));
1060 gtk_widget_show(c->win);
1061 gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
1062 GDK_HINT_MIN_SIZE);
1063 gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
1064 gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
1065 webkit_web_view_set_full_content_zoom(c->view, TRUE);
1066
1067 runscript(frame);
1068
1069 settings = webkit_web_view_get_settings(c->view);
1070 g_object_set(G_OBJECT(settings), "html5-local-storage-database-path",
1071 dbfolder, NULL);
1072 g_object_set(G_OBJECT(settings),
1073 "enable-offline-web-application-cache",
1074 offlineappcache, NULL);
1075 g_object_set(G_OBJECT(settings),
1076 "enable-page-cache", enablepagecache, NULL);
1077 g_object_set(G_OBJECT(settings),
1078 "enable-private-browsing", privatebrowsing, NULL);
1079 g_object_set(G_OBJECT(settings), "enable-dns-prefetching",
1080 dnsprefetching, NULL);
1081
1082 if (!(ua = getenv("SURF_USERAGENT")))
1083 ua = useragent;
1084 g_object_set(G_OBJECT(settings), "user-agent", ua, NULL);
1085 setatom(c, AtomUA, ua);
1086
1087 g_object_set(G_OBJECT(settings),
1088 "auto-load-images", loadimages, NULL);
1089 g_object_set(G_OBJECT(settings),
1090 "enable-plugins", enableplugins, NULL);
1091 g_object_set(G_OBJECT(settings),
1092 "enable-scripts", enablescripts, NULL);
1093 g_object_set(G_OBJECT(settings),
1094 "enable-spatial-navigation", enablespatialbrowsing, NULL);
1095 g_object_set(G_OBJECT(settings),
1096 "enable-spell-checking", enablespellchecking, NULL);
1097 g_object_set(G_OBJECT(settings),
1098 "media-playback-allows-inline", inlineplayback, NULL);
1099 g_object_set(G_OBJECT(settings),
1100 "media-playback-requires-user-gesture", inlinegestures, NULL);
1101 g_object_set(G_OBJECT(settings),
1102 "enable-webaudio", enablewebaudio, NULL);
1103 g_object_set(G_OBJECT(settings),
1104 "enable-webgl", enablewebgl, NULL);
1105 g_object_set(G_OBJECT(settings),
1106 "enable-developer-extras", enableinspector, NULL);
1107 g_object_set(G_OBJECT(settings),
1108 "enable-default-context-menu", kioskmode ^ 1, NULL);
1109 g_object_set(G_OBJECT(settings),
1110 "default-font-size", defaultfontsize, NULL);
1111 g_object_set(G_OBJECT(settings),
1112 "default-monospace-font-size", defaultmonofontsize, NULL);
1113 g_object_set(G_OBJECT(settings),
1114 "resizable-text-areas", 1, NULL);
1115 g_object_set(G_OBJECT(settings),
1116 "default-encoding", defaultencoding, NULL);
1117 g_object_set(G_OBJECT(settings),
1118 "enable-accelerated-compositing", accelrendering, NULL);
1119 g_object_set(G_OBJECT(settings),
1120 "enable-display-of-insecure-content", insecureresources,
1121 NULL);
1122 g_object_set(G_OBJECT(settings),
1123 "enable-running-of-insecure-content", insecureresources,
1124 NULL);
1125 g_object_set(G_OBJECT(settings),
1126 "enable-html5-database", enablehtml5db, NULL);
1127 g_object_set(G_OBJECT(settings),
1128 "enable-html5-local-storage", enablehtml5local, NULL);
1129 g_object_set(G_OBJECT(settings),
1130 "enable-java-applet", enablejava, NULL);
1131 g_object_set(G_OBJECT(settings),
1132 "enable-media-stream", enablemediastream, NULL);
1133 g_object_set(G_OBJECT(settings),
1134 "enable-mediasource", enablemediasource, NULL);
1135 if (enablestyle)
1136 setstyle(c, getstyle("about:blank"));
1137
1138 /*
1139 * While stupid, CSS specifies that a pixel represents 1/96 of an inch.
1140 * This ensures websites are not unusably small with a high DPI screen.
1141 * It is equivalent to firefox's "layout.css.devPixelsPerPx" setting.
1142 */
1143 if (zoomto96dpi) {
1144 screen = gdk_window_get_screen(GTK_WIDGET(c->win)->window);
1145 dpi = gdk_screen_get_resolution(screen);
1146 if (dpi != -1) {
1147 g_object_set(G_OBJECT(settings),
1148 "enforce-96-dpi", true, NULL);
1149 webkit_web_view_set_zoom_level(c->view, dpi/96);
1150 }
1151 }
1152 /* This might conflict with _zoomto96dpi_. */
1153 if (zoomlevel != 1.0)
1154 webkit_web_view_set_zoom_level(c->view, zoomlevel);
1155
1156 if (enableinspector) {
1157 c->inspector = webkit_web_view_get_inspector(c->view);
1158 g_signal_connect(G_OBJECT(c->inspector), "inspect-web-view",
1159 G_CALLBACK(inspector_new), c);
1160 g_signal_connect(G_OBJECT(c->inspector), "show-window",
1161 G_CALLBACK(inspector_show), c);
1162 g_signal_connect(G_OBJECT(c->inspector), "close-window",
1163 G_CALLBACK(inspector_close), c);
1164 g_signal_connect(G_OBJECT(c->inspector), "finished",
1165 G_CALLBACK(inspector_finished), c);
1166 c->isinspecting = false;
1167 }
1168
1169 if (runinfullscreen)
1170 fullscreen(c, NULL);
1171
1172 setatom(c, AtomFind, "");
1173 setatom(c, AtomUri, "about:blank");
1174 if (hidebackground)
1175 webkit_web_view_set_transparent(c->view, TRUE);
1176
1177 c->next = clients;
1178 clients = c;
1179
1180 if (showxid) {
1181 gdk_display_sync(gtk_widget_get_display(c->win));
1182 printf("%u\n",
1183 (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
1184 fflush(NULL);
1185 if (fclose(stdout) != 0)
1186 die("Error closing stdout");
1187 }
1188
1189 return c;
1190 }
1191
1192 void
1193 newwindow(Client *c, const Arg *arg, gboolean noembed)
1194 {
1195 guint i = 0;
1196 const char *cmd[30], *uri;
1197 const Arg a = { .v = (void *)cmd };
1198 char tmp[64], ztmp[6];
1199
1200 cmd[i++] = argv0;
1201
1202 if (cookiepolicies != NULL) {
1203 cmd[i++] = "-a";
1204 cmd[i++] = cookiepolicies;
1205 }
1206
1207 if (enablescrollbars)
1208 cmd[i++] = "-B";
1209 else
1210 cmd[i++] = "-b";
1211
1212 if (cookiefile != NULL) {
1213 cmd[i++] = "-c";
1214 cmd[i++] = cookiefile;
1215 }
1216
1217 if (enablediskcache)
1218 cmd[i++] = "-D";
1219 else
1220 cmd[i++] = "-d";
1221
1222 if (embed && !noembed) {
1223 cmd[i++] = "-e";
1224 snprintf(tmp, LENGTH(tmp), "%u", (int)embed);
1225 cmd[i++] = tmp;
1226 }
1227
1228 if (runinfullscreen)
1229 cmd[i++] = "-F";
1230 else
1231 cmd[i++] = "-f";
1232
1233 if (allowgeolocation)
1234 cmd[i++] = "-G";
1235 else
1236 cmd[i++] = "-g";
1237
1238 if (loadimages)
1239 cmd[i++] = "-I";
1240 else
1241 cmd[i++] = "-i";
1242
1243 if (kioskmode)
1244 cmd[i++] = "-K";
1245 else
1246 cmd[i++] = "-k";
1247
1248 if (insecureresources)
1249 cmd[i++] = "-L";
1250 else
1251 cmd[i++] = "-l";
1252
1253 if (enablestyle)
1254 cmd[i++] = "-M";
1255 else
1256 cmd[i++] = "-m";
1257
1258 if (enableinspector)
1259 cmd[i++] = "-N";
1260 else
1261 cmd[i++] = "-n";
1262
1263 if (enableplugins)
1264 cmd[i++] = "-P";
1265 else
1266 cmd[i++] = "-p";
1267
1268 if (scriptfile != NULL) {
1269 cmd[i++] = "-r";
1270 cmd[i++] = scriptfile;
1271 }
1272
1273 if (enablescripts)
1274 cmd[i++] = "-S";
1275 else
1276 cmd[i++] = "-s";
1277
1278 if (strictssl)
1279 cmd[i++] = "-T";
1280 else
1281 cmd[i++] = "-t";
1282
1283 if (useragent != NULL) {
1284 cmd[i++] = "-u";
1285 cmd[i++] = useragent;
1286 }
1287
1288 if (privatebrowsing)
1289 cmd[i++] = "-W";
1290 else
1291 cmd[i++] = "-w";
1292
1293
1294 if (showxid)
1295 cmd[i++] = "-x";
1296
1297 if (zoomlevel != 1.0) {
1298 cmd[i++] = "-z";
1299 snprintf(ztmp, LENGTH(ztmp), "%.1f", zoomlevel);
1300 cmd[i++] = ztmp;
1301 }
1302
1303 cmd[i++] = "--";
1304 uri = arg->v? (char *)arg->v : c->linkhover;
1305 if (uri)
1306 cmd[i++] = uri;
1307 cmd[i++] = NULL;
1308 spawn(NULL, &a);
1309 }
1310
1311 gboolean
1312 contextmenu(WebKitWebView *view, GtkWidget *menu, WebKitHitTestResult *target,
1313 gboolean keyboard, Client *c)
1314 {
1315 GList *items = gtk_container_get_children(GTK_CONTAINER(GTK_MENU(menu)));
1316
1317 for (GList *l = items; l; l = l->next)
1318 g_signal_connect(l->data, "activate", G_CALLBACK(menuactivate), c);
1319
1320 g_list_free(items);
1321 return FALSE;
1322 }
1323
1324 void
1325 menuactivate(GtkMenuItem *item, Client *c)
1326 {
1327 /*
1328 * context-menu-action-2000 open link
1329 * context-menu-action-1 open link in window
1330 * context-menu-action-2 download linked file
1331 * context-menu-action-3 copy link location
1332 * context-menu-action-7 copy image address
1333 * context-menu-action-13 reload
1334 * context-menu-action-10 back
1335 * context-menu-action-11 forward
1336 * context-menu-action-12 stop
1337 */
1338
1339 GtkAction *a = NULL;
1340 const char *name, *uri;
1341 GtkClipboard *prisel, *clpbrd;
1342
1343 a = gtk_activatable_get_related_action(GTK_ACTIVATABLE(item));
1344 if (a == NULL)
1345 return;
1346
1347 name = gtk_action_get_name(a);
1348 if (!g_strcmp0(name, "context-menu-action-3")) {
1349 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1350 gtk_clipboard_set_text(prisel, c->linkhover, -1);
1351 } else if (!g_strcmp0(name, "context-menu-action-7")) {
1352 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1353 clpbrd = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
1354 uri = gtk_clipboard_wait_for_text(clpbrd);
1355 if (uri)
1356 gtk_clipboard_set_text(prisel, uri, -1);
1357 }
1358 }
1359
1360 void
1361 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
1362 {
1363 Arg arg = {.v = text };
1364 if (text != NULL)
1365 loaduri((Client *) d, &arg);
1366 }
1367
1368 void
1369 print(Client *c, const Arg *arg)
1370 {
1371 webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
1372 }
1373
1374 GdkFilterReturn
1375 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
1376 {
1377 Client *c = (Client *)d;
1378 WebKitWebSettings *settings;
1379 XPropertyEvent *ev;
1380 Arg arg;
1381
1382 if (((XEvent *)e)->type == PropertyNotify) {
1383 ev = &((XEvent *)e)->xproperty;
1384 if (ev->state == PropertyNewValue) {
1385 if (ev->atom == atoms[AtomFind]) {
1386 arg.b = TRUE;
1387 find(c, &arg);
1388 return GDK_FILTER_REMOVE;
1389 } else if (ev->atom == atoms[AtomGo]) {
1390 arg.v = getatom(c, AtomGo);
1391 loaduri(c, &arg);
1392 return GDK_FILTER_REMOVE;
1393 } else if (ev->atom == atoms[AtomUA]) {
1394 settings = webkit_web_view_get_settings(c->view);
1395 g_object_set(G_OBJECT(settings), "user-agent",
1396 getatom(c, AtomUA), NULL);
1397 return GDK_FILTER_REMOVE;
1398 }
1399 }
1400 }
1401 return GDK_FILTER_CONTINUE;
1402 }
1403
1404 void
1405 progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c)
1406 {
1407 c->progress = webkit_web_view_get_progress(c->view) * 100;
1408 updatetitle(c);
1409 }
1410
1411 void
1412 linkopen(Client *c, const Arg *arg)
1413 {
1414 newwindow(NULL, arg, 1);
1415 }
1416
1417 void
1418 linkopenembed(Client *c, const Arg *arg)
1419 {
1420 newwindow(NULL, arg, 0);
1421 }
1422
1423 void
1424 reload(Client *c, const Arg *arg)
1425 {
1426 gboolean nocache = *(gboolean *)arg;
1427 if (nocache)
1428 webkit_web_view_reload_bypass_cache(c->view);
1429 else
1430 webkit_web_view_reload(c->view);
1431 }
1432
1433 void
1434 scroll_h(Client *c, const Arg *arg)
1435 {
1436 scroll(gtk_scrolled_window_get_hadjustment(
1437 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1438 }
1439
1440 void
1441 scroll_v(Client *c, const Arg *arg)
1442 {
1443 scroll(gtk_scrolled_window_get_vadjustment(
1444 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1445 }
1446
1447 void
1448 scroll(GtkAdjustment *a, const Arg *arg)
1449 {
1450 gdouble v;
1451
1452 v = gtk_adjustment_get_value(a);
1453 switch (arg->i) {
1454 case +10000:
1455 case -10000:
1456 v += gtk_adjustment_get_page_increment(a) * (arg->i / 10000);
1457 break;
1458 case +20000:
1459 case -20000:
1460 default:
1461 v += gtk_adjustment_get_step_increment(a) * arg->i;
1462 }
1463
1464 v = MAX(v, 0.0);
1465 v = MIN(v, gtk_adjustment_get_upper(a) -
1466 gtk_adjustment_get_page_size(a));
1467 gtk_adjustment_set_value(a, v);
1468 }
1469
1470 void
1471 setatom(Client *c, int a, const char *v)
1472 {
1473 XSync(dpy, False);
1474 XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
1475 atoms[a], XA_STRING, 8, PropModeReplace,
1476 (unsigned char *)v, strlen(v) + 1);
1477 XSync(dpy, False);
1478 }
1479
1480 void
1481 setup(void)
1482 {
1483 int i;
1484 char *styledirfile, *stylepath;
1485 SoupSession *s;
1486 GError *error = NULL;
1487
1488 /* clean up any zombies immediately */
1489 sigchld(0);
1490 if (signal(SIGHUP, sighup) == SIG_ERR)
1491 die("Can't install SIGHUP handler");
1492 gtk_init(NULL, NULL);
1493
1494 dpy = GDK_DISPLAY();
1495
1496 /* atoms */
1497 atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1498 atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1499 atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1500 atoms[AtomUA] = XInternAtom(dpy, "_SURF_UA", False);
1501
1502 /* dirs and files */
1503 cookiefile = buildfile(cookiefile);
1504 scriptfile = buildfile(scriptfile);
1505 cachefolder = buildpath(cachefolder);
1506 dbfolder = buildpath(dbfolder);
1507 if (stylefile == NULL) {
1508 styledir = buildpath(styledir);
1509 for (i = 0; i < LENGTH(styles); i++) {
1510 if (regcomp(&(styles[i].re), styles[i].regex,
1511 REG_EXTENDED)) {
1512 fprintf(stderr,
1513 "Could not compile regex: %s\n",
1514 styles[i].regex);
1515 styles[i].regex = NULL;
1516 }
1517 styledirfile = g_strconcat(styledir, "/",
1518 styles[i].style, NULL);
1519 stylepath = buildfile(styledirfile);
1520 styles[i].style = g_strconcat("file://", stylepath,
1521 NULL);
1522 g_free(styledirfile);
1523 g_free(stylepath);
1524 }
1525 g_free(styledir);
1526 } else {
1527 stylepath = buildfile(stylefile);
1528 stylefile = g_strconcat("file://", stylepath, NULL);
1529 g_free(stylepath);
1530 }
1531
1532 /* request handler */
1533 s = webkit_get_default_session();
1534
1535 /* cookie jar */
1536 soup_session_add_feature(s,
1537 SOUP_SESSION_FEATURE(cookiejar_new(cookiefile,
1538 FALSE, cookiepolicy_get())));
1539
1540 /* disk cache */
1541 if (enablediskcache) {
1542 diskcache = soup_cache_new(cachefolder,
1543 SOUP_CACHE_SINGLE_USER);
1544 soup_cache_set_max_size(diskcache, diskcachebytes);
1545 soup_cache_load(diskcache);
1546 soup_session_add_feature(s, SOUP_SESSION_FEATURE(diskcache));
1547 }
1548
1549 /* ssl */
1550 tlsdb = g_tls_file_database_new(cafile, &error);
1551 if (error) {
1552 g_warning("Error loading SSL database %s: %s", cafile,
1553 error->message);
1554 g_error_free(error);
1555 }
1556 g_object_set(G_OBJECT(s), "tls-database", tlsdb, NULL);
1557 g_object_set(G_OBJECT(s), "ssl-strict", strictssl, NULL);
1558
1559 setup_proxy();
1560 }
1561
1562 void
1563 setup_proxy(void)
1564 {
1565 char *proxy, *new_proxy, *no_proxy, **new_no_proxy;
1566 GProxyResolver *pr;
1567 SoupSession *s;
1568
1569 /* request handler */
1570 s = webkit_get_default_session();
1571
1572 /* proxy */
1573 if ((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
1574 new_proxy = g_strrstr(proxy, "http://")
1575 || g_strrstr(proxy, "https://")
1576 || g_strrstr(proxy, "socks://")
1577 || g_strrstr(proxy, "socks4://")
1578 || g_strrstr(proxy, "socks4a://")
1579 || g_strrstr(proxy, "socks5://")
1580 ? g_strdup(proxy)
1581 : g_strdup_printf("http://%s", proxy);
1582 new_no_proxy = ((no_proxy = getenv("no_proxy")) && strcmp(no_proxy, ""))
1583 ? g_strsplit(no_proxy, ",", -1) : NULL;
1584 pr = g_simple_proxy_resolver_new(new_proxy, new_no_proxy);
1585 g_object_set(G_OBJECT(s), "proxy-resolver", pr, NULL);
1586 g_free(new_proxy);
1587 g_strfreev(new_no_proxy);
1588 usingproxy = 1;
1589 } else {
1590 usingproxy = 0;
1591 }
1592 }
1593
1594 void
1595 sigchld(int unused)
1596 {
1597 if (signal(SIGCHLD, sigchld) == SIG_ERR)
1598 die("Can't install SIGCHLD handler");
1599 while (0 < waitpid(-1, NULL, WNOHANG));
1600 }
1601
1602 void
1603 sighup(int unused)
1604 {
1605 Arg a = { .b = FALSE };
1606 Client *c;
1607
1608 for (c = clients; c; c = c->next)
1609 reload(c, &a);
1610 }
1611
1612 void
1613 source(Client *c, const Arg *arg)
1614 {
1615 Arg a = { .b = FALSE };
1616 gboolean s;
1617
1618 s = webkit_web_view_get_view_source_mode(c->view);
1619 webkit_web_view_set_view_source_mode(c->view, !s);
1620 reload(c, &a);
1621 }
1622
1623 void
1624 spawn(Client *c, const Arg *arg)
1625 {
1626 if (fork() == 0) {
1627 if (dpy)
1628 close(ConnectionNumber(dpy));
1629 setsid();
1630 execvp(((char **)arg->v)[0], (char **)arg->v);
1631 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1632 perror(" failed");
1633 exit(0);
1634 }
1635 }
1636
1637 void
1638 eval(Client *c, const Arg *arg)
1639 {
1640 WebKitWebFrame *frame = webkit_web_view_get_main_frame(c->view);
1641 evalscript(webkit_web_frame_get_global_context(frame),
1642 ((char **)arg->v)[0], "");
1643 }
1644
1645 void
1646 stop(Client *c, const Arg *arg)
1647 {
1648 webkit_web_view_stop_loading(c->view);
1649 }
1650
1651 void
1652 titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c)
1653 {
1654 const gchar *t = webkit_web_view_get_title(view);
1655
1656 if (t) {
1657 c->title = copystr(&c->title, t);
1658 updatetitle(c);
1659 }
1660 }
1661
1662 void
1663 titlechangeleave(void *a, void *b, Client *c)
1664 {
1665 c->linkhover = NULL;
1666 updatetitle(c);
1667 }
1668
1669 void
1670 togglehelper(Client *c, const Arg *arg, int doreload)
1671 {
1672 WebKitWebSettings *settings;
1673 char *name = (char *)arg->v;
1674 gboolean value;
1675 Arg a = { .b = FALSE };
1676
1677 settings = webkit_web_view_get_settings(c->view);
1678 g_object_get(G_OBJECT(settings), name, &value, NULL);
1679 g_object_set(G_OBJECT(settings), name, !value, NULL);
1680
1681 if (doreload)
1682 reload(c, &a);
1683 }
1684
1685 void
1686 toggle(Client *c, const Arg *arg)
1687 {
1688 togglehelper(c, arg, 1);
1689 }
1690
1691 void
1692 togglecookiepolicy(Client *c, const Arg *arg)
1693 {
1694 SoupCookieJar *jar;
1695 SoupCookieJarAcceptPolicy policy;
1696
1697 jar = SOUP_COOKIE_JAR(soup_session_get_feature(
1698 webkit_get_default_session(),
1699 SOUP_TYPE_COOKIE_JAR));
1700 g_object_get(G_OBJECT(jar), "accept-policy", &policy, NULL);
1701
1702 policysel++;
1703 if (policysel >= strlen(cookiepolicies))
1704 policysel = 0;
1705
1706 g_object_set(G_OBJECT(jar), "accept-policy", cookiepolicy_get(), NULL);
1707
1708 updatetitle(c);
1709 /* Do not reload. */
1710 }
1711
1712 void
1713 toggleinsecurecontent(Client *c, const Arg *arg)
1714 {
1715 Arg a;
1716
1717 a.v = "enable-running-of-insecure-content";
1718 togglehelper(c, &a, 0);
1719 a.v = "enable-display-of-insecure-content";
1720 togglehelper(c, &a, 1);
1721 }
1722
1723 void
1724 togglegeolocation(Client *c, const Arg *arg)
1725 {
1726 Arg a = { .b = FALSE };
1727
1728 allowgeolocation ^= 1;
1729 reload(c, &a);
1730 }
1731
1732 void
1733 togglesoup(Client *c, const Arg *arg)
1734 {
1735 SoupSession *s;
1736 char *name = (char *)arg->v;
1737 gboolean value;
1738 Arg a = { .b = FALSE };
1739
1740 /* request handler */
1741 s = webkit_get_default_session();
1742 g_object_get(G_OBJECT(s), name, &value, NULL);
1743 g_object_set(G_OBJECT(s), name, !value, NULL);
1744
1745 reload(c, &a);
1746 }
1747
1748 void
1749 twitch(Client *c, const Arg *arg)
1750 {
1751 GtkAdjustment *a;
1752 gdouble v;
1753
1754 a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(
1755 c->scroll));
1756
1757 v = gtk_adjustment_get_value(a);
1758
1759 v += arg->i;
1760
1761 v = MAX(v, 0.0);
1762 v = MIN(v, gtk_adjustment_get_upper(a) -
1763 gtk_adjustment_get_page_size(a));
1764 gtk_adjustment_set_value(a, v);
1765 }
1766
1767 void
1768 toggleproxy(Client *c, const Arg *arg)
1769 {
1770 SoupSession *s;
1771 GProxyResolver *pr;
1772
1773 /* request handler */
1774 s = webkit_get_default_session();
1775
1776 if (usingproxy) {
1777 pr = NULL;
1778 g_object_get(G_OBJECT(s), "proxy-resolver", &pr, NULL);
1779 if (pr != NULL)
1780 g_object_unref(pr);
1781
1782 g_object_set(G_OBJECT(s), "proxy-resolver", NULL, NULL);
1783 usingproxy = 0;
1784 } else {
1785 setup_proxy();
1786 }
1787
1788 updatetitle(c);
1789 /* Do not reload. */
1790 }
1791
1792 void
1793 togglescrollbars(Client *c, const Arg *arg)
1794 {
1795 GtkPolicyType vspolicy;
1796 Arg a;
1797
1798 gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(c->scroll), NULL,
1799 &vspolicy);
1800
1801 if (vspolicy == GTK_POLICY_AUTOMATIC) {
1802 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1803 GTK_POLICY_NEVER,
1804 GTK_POLICY_NEVER);
1805 } else {
1806 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1807 GTK_POLICY_AUTOMATIC,
1808 GTK_POLICY_AUTOMATIC);
1809 a.i = +1;
1810 twitch(c, &a);
1811 a.i = -1;
1812 twitch(c, &a);
1813 }
1814 }
1815
1816 void
1817 togglestyle(Client *c, const Arg *arg)
1818 {
1819 enablestyle = !enablestyle;
1820 setstyle(c, enablestyle ? getstyle(geturi(c)) : "");
1821 updatetitle(c);
1822 }
1823
1824 void
1825 gettogglestat(Client *c)
1826 {
1827 gboolean value;
1828 int p = 0;
1829 WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1830 SoupSession *s = webkit_get_default_session();
1831
1832 togglestat[p++] = cookiepolicy_set(cookiepolicy_get());
1833
1834 g_object_get(G_OBJECT(settings), "enable-caret-browsing", &value,
1835 NULL);
1836 togglestat[p++] = value? 'C': 'c';
1837
1838 togglestat[p++] = enablediskcache? 'D': 'd';
1839
1840 togglestat[p++] = allowgeolocation? 'G': 'g';
1841
1842 g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1843 togglestat[p++] = value? 'I': 'i';
1844
1845 g_object_get(G_OBJECT(settings),
1846 "enable-display-of-insecure-content", &value, NULL);
1847 togglestat[p++] = value? 'L': 'l';
1848
1849 togglestat[p++] = enablestyle ? 'M': 'm';
1850
1851 g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1852 togglestat[p++] = value? 'S': 's';
1853
1854 g_object_get(G_OBJECT(s), "ssl-strict", &value, NULL);
1855 togglestat[p++] = value? 'T': 't';
1856
1857 g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1858 togglestat[p++] = value? 'V': 'v';
1859
1860 g_object_get(G_OBJECT(settings), "enable-private-browsing", &value,
1861 NULL);
1862 togglestat[p++] = value? 'W': 'w';
1863
1864 togglestat[p] = '\0';
1865 }
1866
1867 void
1868 getpagestat(Client *c)
1869 {
1870 const char *uri = geturi(c);
1871
1872 if (strstr(uri, "https://") == uri)
1873 pagestat[0] = c->sslfailed ? 'U' : 'T';
1874 else
1875 pagestat[0] = '-';
1876
1877 pagestat[1] = usingproxy ? 'P' : '-';
1878 pagestat[2] = '\0';
1879 }
1880
1881 void
1882 updatetitle(Client *c)
1883 {
1884 char *t;
1885
1886 if (showindicators) {
1887 gettogglestat(c);
1888 getpagestat(c);
1889
1890 if (c->linkhover) {
1891 t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1892 c->linkhover);
1893 } else if (c->progress != 100) {
1894 t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1895 togglestat, pagestat,
1896 c->title == NULL ? "" : c->title);
1897 } else {
1898 t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1899 c->title == NULL ? "" : c->title);
1900 }
1901
1902 gtk_window_set_title(GTK_WINDOW(c->win), t);
1903 g_free(t);
1904 } else {
1905 gtk_window_set_title(GTK_WINDOW(c->win), (c->title == NULL) ?
1906 "" : c->title);
1907 }
1908 }
1909
1910 void
1911 updatewinid(Client *c)
1912 {
1913 snprintf(winid, LENGTH(winid), "%u",
1914 (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
1915 }
1916
1917 void
1918 usage(void)
1919 {
1920 die("usage: %s [-bBdDfFgGiIkKlLmMnNpPsStTvwWx] [-a cookiepolicies ] "
1921 "[-c cookiefile] [-e xid] [-r scriptfile] [-y stylefile] "
1922 "[-u useragent] [-z zoomlevel] [uri]\n", basename(argv0));
1923 }
1924
1925 void
1926 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js,
1927 JSObjectRef win, Client *c)
1928 {
1929 runscript(frame);
1930 }
1931
1932 void
1933 zoom(Client *c, const Arg *arg)
1934 {
1935 c->zoomed = TRUE;
1936 if (arg->i < 0) {
1937 /* zoom out */
1938 webkit_web_view_zoom_out(c->view);
1939 } else if (arg->i > 0) {
1940 /* zoom in */
1941 webkit_web_view_zoom_in(c->view);
1942 } else {
1943 /* reset */
1944 c->zoomed = FALSE;
1945 webkit_web_view_set_zoom_level(c->view, 1.0);
1946 }
1947 }
1948
1949 int
1950 main(int argc, char *argv[])
1951 {
1952 Arg arg;
1953 Client *c;
1954
1955 memset(&arg, 0, sizeof(arg));
1956
1957 /* command line args */
1958 ARGBEGIN {
1959 case 'a':
1960 cookiepolicies = EARGF(usage());
1961 break;
1962 case 'b':
1963 enablescrollbars = 0;
1964 break;
1965 case 'B':
1966 enablescrollbars = 1;
1967 break;
1968 case 'c':
1969 cookiefile = EARGF(usage());
1970 break;
1971 case 'd':
1972 enablediskcache = 0;
1973 break;
1974 case 'D':
1975 enablediskcache = 1;
1976 break;
1977 case 'e':
1978 embed = strtol(EARGF(usage()), NULL, 0);
1979 break;
1980 case 'f':
1981 runinfullscreen = 0;
1982 break;
1983 case 'F':
1984 runinfullscreen = 1;
1985 break;
1986 case 'g':
1987 allowgeolocation = 0;
1988 break;
1989 case 'G':
1990 allowgeolocation = 1;
1991 break;
1992 case 'i':
1993 loadimages = 0;
1994 break;
1995 case 'I':
1996 loadimages = 1;
1997 break;
1998 case 'k':
1999 kioskmode = 0;
2000 break;
2001 case 'K':
2002 kioskmode = 1;
2003 break;
2004 case 'L':
2005 insecureresources = 1;
2006 break;
2007 case 'l':
2008 insecureresources = 0;
2009 break;
2010 case 'm':
2011 enablestyle = 0;
2012 break;
2013 case 'M':
2014 enablestyle = 1;
2015 break;
2016 case 'n':
2017 enableinspector = 0;
2018 break;
2019 case 'N':
2020 enableinspector = 1;
2021 break;
2022 case 'p':
2023 enableplugins = 0;
2024 break;
2025 case 'P':
2026 enableplugins = 1;
2027 break;
2028 case 'r':
2029 scriptfile = EARGF(usage());
2030 break;
2031 case 's':
2032 enablescripts = 0;
2033 break;
2034 case 'S':
2035 enablescripts = 1;
2036 break;
2037 case 't':
2038 strictssl = 0;
2039 break;
2040 case 'T':
2041 strictssl = 1;
2042 break;
2043 case 'y':
2044 stylefile = EARGF(usage());
2045 break;
2046 case 'u':
2047 useragent = EARGF(usage());
2048 break;
2049 case 'v':
2050 die("surf-"VERSION", ©2009-2016 surf engineers, "
2051 "see LICENSE for details\n");
2052 case 'w':
2053 privatebrowsing = 0;
2054 break;
2055 case 'W':
2056 privatebrowsing = 1;
2057 break;
2058 case 'x':
2059 showxid = TRUE;
2060 break;
2061 case 'z':
2062 zoomlevel = strtof(EARGF(usage()), NULL);
2063 break;
2064 default:
2065 usage();
2066 } ARGEND;
2067 if (argc > 0)
2068 arg.v = argv[0];
2069
2070 setup();
2071 c = newclient();
2072 if (arg.v)
2073 loaduri(clients, &arg);
2074 else
2075 updatetitle(c);
2076
2077 gtk_main();
2078 cleanup();
2079
2080 return EXIT_SUCCESS;
2081 }
2082