surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5
   6 #include <signal.h>
   7 #include <X11/X.h>
   8 #include <X11/Xatom.h>
   9 #include <gtk/gtk.h>
  10 #include <gdk/gdkx.h>
  11 #include <gdk/gdk.h>
  12 #include <gdk/gdkkeysyms.h>
  13 #include <string.h>
  14 #include <sys/types.h>
  15 #include <sys/wait.h>
  16 #include <unistd.h>
  17 #include <limits.h>
  18 #include <stdlib.h>
  19 #include <stdio.h>
  20 #include <webkit/webkit.h>
  21 #include <glib/gstdio.h>
  22 #include <JavaScriptCore/JavaScript.h>
  23 #include <sys/file.h>
  24 #include <libgen.h>
  25 #include <stdarg.h>
  26
  27 #include "arg.h"
  28
  29 char *argv0;
  30
  31 #define LENGTH(x)               (sizeof x / sizeof x[0])
  32 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  33 #define COOKIEJAR_TYPE          (cookiejar_get_type ())
  34 #define COOKIEJAR(obj)          (G_TYPE_CHECK_INSTANCE_CAST ((obj), COOKIEJAR_TYPE, CookieJar))
  35
  36 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  37
  38 typedef union Arg Arg;
  39 union Arg {
  40         gboolean b;
  41         gint i;
  42         const void *v;
  43 };
  44
  45 typedef struct Client {
  46         GtkWidget *win, *scroll, *vbox, *pane;
  47         WebKitWebView *view;
  48         WebKitWebInspector *inspector;
  49         char *title, *linkhover;
  50         const char *needle;
  51         gint progress;
  52         struct Client *next;
  53         gboolean zoomed, fullscreen, isinspecting, sslfailed;
  54 } Client;
  55
  56 typedef struct {
  57         guint mod;
  58         guint keyval;
  59         void (*func)(Client *c, const Arg *arg);
  60         const Arg arg;
  61 } Key;
  62
  63 typedef struct {
  64         SoupCookieJarText parent_instance;
  65         int lock;
  66 } CookieJar;
  67
  68 typedef struct {
  69         SoupCookieJarTextClass parent_class;
  70 } CookieJarClass;
  71
  72 G_DEFINE_TYPE(CookieJar, cookiejar, SOUP_TYPE_COOKIE_JAR_TEXT)
  73
  74 static Display *dpy;
  75 static Atom atoms[AtomLast];
  76 static Client *clients = NULL;
  77 static GdkNativeWindow embed = 0;
  78 static gboolean showxid = FALSE;
  79 static char winid[64];
  80 static gboolean usingproxy = 0;
  81 static char togglestat[8];
  82 static char pagestat[3];
  83 static GTlsDatabase *tlsdb;
  84 static int policysel = 0;
  85
  86 static void addaccelgroup(Client *c);
  87 static void beforerequest(WebKitWebView *w, WebKitWebFrame *f,
  88                 WebKitWebResource *r, WebKitNetworkRequest *req,
  89                 WebKitNetworkResponse *resp, gpointer d);
  90 static char *buildpath(const char *path);
  91 static gboolean buttonrelease(WebKitWebView *web, GdkEventButton *e,
  92                 GList *gl);
  93 static void cleanup(void);
  94 static void clipboard(Client *c, const Arg *arg);
  95
  96 /* Cookiejar implementation */
  97 static void cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
  98                 SoupCookie *new_cookie);
  99 static void cookiejar_finalize(GObject *self);
 100 static SoupCookieJarAcceptPolicy cookiepolicy_get(void);
 101 static SoupCookieJar *cookiejar_new(const char *filename, gboolean read_only,
 102                 SoupCookieJarAcceptPolicy policy);
 103 static void cookiejar_set_property(GObject *self, guint prop_id,
 104                 const GValue *value, GParamSpec *pspec);
 105 static char cookiepolicy_set(const SoupCookieJarAcceptPolicy p);
 106
 107 static char *copystr(char **str, const char *src);
 108 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f,
 109                 Client *c);
 110 static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f,
 111                 WebKitNetworkRequest *r, gchar *m,  WebKitWebPolicyDecision *p,
 112                 Client *c);
 113 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f,
 114                 WebKitNetworkRequest *r, WebKitWebNavigationAction *n,
 115                 WebKitWebPolicyDecision *p, Client *c);
 116 static gboolean deletion_interface(WebKitWebView *view,
 117                 WebKitDOMHTMLElement *arg1, Client *c);
 118 static void destroyclient(Client *c);
 119 static void destroywin(GtkWidget* w, Client *c);
 120 static void die(const char *errstr, ...);
 121 static void eval(Client *c, const Arg *arg);
 122 static void find(Client *c, const Arg *arg);
 123 static void fullscreen(Client *c, const Arg *arg);
 124 static void geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 125                 WebKitGeolocationPolicyDecision *d, Client *c);
 126 static const char *getatom(Client *c, int a);
 127 static void gettogglestat(Client *c);
 128 static void getpagestat(Client *c);
 129 static char *geturi(Client *c);
 130 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
 131
 132 static void inspector(Client *c, const Arg *arg);
 133 static WebKitWebView *inspector_new(WebKitWebInspector *i, WebKitWebView *v,
 134                 Client *c);
 135 static gboolean inspector_show(WebKitWebInspector *i, Client *c);
 136 static gboolean inspector_close(WebKitWebInspector *i, Client *c);
 137 static void inspector_finished(WebKitWebInspector *i, Client *c);
 138
 139 static gboolean keypress(GtkAccelGroup *group,
 140                 GObject *obj, guint key, GdkModifierType mods,
 141                 Client *c);
 142 static void linkhover(WebKitWebView *v, const char* t, const char* l,
 143                 Client *c);
 144 static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec,
 145                 Client *c);
 146 static void loaduri(Client *c, const Arg *arg);
 147 static void navigate(Client *c, const Arg *arg);
 148 static Client *newclient(void);
 149 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 150 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 151 static void populatepopup(WebKitWebView *web, GtkMenu *menu, Client *c);
 152 static void popupactivate(GtkMenuItem *menu, Client *);
 153 static void print(Client *c, const Arg *arg);
 154 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 155                 gpointer d);
 156 static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
 157 static void reload(Client *c, const Arg *arg);
 158 static void scroll_h(Client *c, const Arg *arg);
 159 static void scroll_v(Client *c, const Arg *arg);
 160 static void scroll(GtkAdjustment *a, const Arg *arg);
 161 static void setatom(Client *c, int a, const char *v);
 162 static void setup(void);
 163 static void sigchld(int unused);
 164 static void source(Client *c, const Arg *arg);
 165 static void spawn(Client *c, const Arg *arg);
 166 static void stop(Client *c, const Arg *arg);
 167 static void titlechange(WebKitWebView *v, WebKitWebFrame *frame,
 168                 const char *title, Client *c);
 169 static void toggle(Client *c, const Arg *arg);
 170 static void togglecookiepolicy(Client *c, const Arg *arg);
 171 static void togglegeolocation(Client *c, const Arg *arg);
 172 static void togglescrollbars(Client *c, const Arg *arg);
 173 static void togglestyle(Client *c, const Arg *arg);
 174 static void updatetitle(Client *c);
 175 static void updatewinid(Client *c);
 176 static void usage(void);
 177 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame,
 178                 JSContextRef js, JSObjectRef win, Client *c);
 179 static void zoom(Client *c, const Arg *arg);
 180
 181 /* configuration, allows nested code to access above variables */
 182 #include "config.h"
 183
 184 static void
 185 addaccelgroup(Client *c) {
 186         int i;
 187         GtkAccelGroup *group = gtk_accel_group_new();
 188         GClosure *closure;
 189
 190         for(i = 0; i < LENGTH(keys); i++) {
 191                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 192                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod,
 193                                 0, closure);
 194         }
 195         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 196 }
 197
 198 static void
 199 beforerequest(WebKitWebView *w, WebKitWebFrame *f, WebKitWebResource *r,
 200                 WebKitNetworkRequest *req, WebKitNetworkResponse *resp,
 201                 gpointer d) {
 202         const gchar *uri = webkit_network_request_get_uri(req);
 203
 204         if(g_str_has_suffix(uri, "/favicon.ico"))
 205                 webkit_network_request_set_uri(req, "about:blank");
 206 }
 207
 208 static char *
 209 buildpath(const char *path) {
 210         char *apath, *p;
 211         FILE *f;
 212
 213         /* creating directory */
 214         if(path[0] == '/') {
 215                 apath = g_strdup(path);
 216         } else if(path[0] == '~') {
 217                 if(path[1] == '/') {
 218                         apath = g_strconcat(g_get_home_dir(), &path[1], NULL);
 219                 } else {
 220                         apath = g_strconcat(g_get_home_dir(), "/",
 221                                         &path[1], NULL);
 222                 }
 223         } else {
 224                 apath = g_strconcat(g_get_current_dir(), "/", path, NULL);
 225         }
 226
 227         if((p = strrchr(apath, '/'))) {
 228                 *p = '\0';
 229                 g_mkdir_with_parents(apath, 0700);
 230                 g_chmod(apath, 0700); /* in case it existed */
 231                 *p = '/';
 232         }
 233         /* creating file (gives error when apath ends with "/") */
 234         if((f = fopen(apath, "a"))) {
 235                 g_chmod(apath, 0600); /* always */
 236                 fclose(f);
 237         }
 238
 239         return apath;
 240 }
 241
 242 static gboolean
 243 buttonrelease(WebKitWebView *web, GdkEventButton *e, GList *gl) {
 244         WebKitHitTestResultContext context;
 245         WebKitHitTestResult *result = webkit_web_view_get_hit_test_result(web,
 246                         e);
 247         Arg arg;
 248
 249         g_object_get(result, "context", &context, NULL);
 250         if(context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK) {
 251                 if(e->button == 2 ||
 252                                 (e->button == 1 && CLEANMASK(e->state) == CLEANMASK(MODKEY))) {
 253                         g_object_get(result, "link-uri", &arg.v, NULL);
 254                         newwindow(NULL, &arg, e->state & GDK_CONTROL_MASK);
 255                         return true;
 256                 }
 257         }
 258         return false;
 259 }
 260
 261 static void
 262 cleanup(void) {
 263         while(clients)
 264                 destroyclient(clients);
 265         g_free(cookiefile);
 266         g_free(scriptfile);
 267         g_free(stylefile);
 268 }
 269
 270 static void
 271 cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
 272                 SoupCookie *new_cookie) {
 273         flock(COOKIEJAR(self)->lock, LOCK_EX);
 274         if(new_cookie && !new_cookie->expires && sessiontime) {
 275                 soup_cookie_set_expires(new_cookie,
 276                                 soup_date_new_from_now(sessiontime));
 277         }
 278         SOUP_COOKIE_JAR_CLASS(cookiejar_parent_class)->changed(self,
 279                         old_cookie, new_cookie);
 280         flock(COOKIEJAR(self)->lock, LOCK_UN);
 281 }
 282
 283 static void
 284 cookiejar_class_init(CookieJarClass *klass) {
 285         SOUP_COOKIE_JAR_CLASS(klass)->changed = cookiejar_changed;
 286         G_OBJECT_CLASS(klass)->get_property =
 287                 G_OBJECT_CLASS(cookiejar_parent_class)->get_property;
 288         G_OBJECT_CLASS(klass)->set_property = cookiejar_set_property;
 289         G_OBJECT_CLASS(klass)->finalize = cookiejar_finalize;
 290         g_object_class_override_property(G_OBJECT_CLASS(klass), 1, "filename");
 291 }
 292
 293 static void
 294 cookiejar_finalize(GObject *self) {
 295         close(COOKIEJAR(self)->lock);
 296         G_OBJECT_CLASS(cookiejar_parent_class)->finalize(self);
 297 }
 298
 299 static void
 300 cookiejar_init(CookieJar *self) {
 301         self->lock = open(cookiefile, 0);
 302 }
 303
 304 static SoupCookieJar *
 305 cookiejar_new(const char *filename, gboolean read_only,
 306                 SoupCookieJarAcceptPolicy policy) {
 307         return g_object_new(COOKIEJAR_TYPE,
 308                             SOUP_COOKIE_JAR_TEXT_FILENAME, filename,
 309                             SOUP_COOKIE_JAR_READ_ONLY, read_only,
 310                             SOUP_COOKIE_JAR_ACCEPT_POLICY, policy, NULL);
 311 }
 312
 313 static void
 314 cookiejar_set_property(GObject *self, guint prop_id, const GValue *value,
 315                 GParamSpec *pspec) {
 316         flock(COOKIEJAR(self)->lock, LOCK_SH);
 317         G_OBJECT_CLASS(cookiejar_parent_class)->set_property(self, prop_id,
 318                         value, pspec);
 319         flock(COOKIEJAR(self)->lock, LOCK_UN);
 320 }
 321
 322 static SoupCookieJarAcceptPolicy
 323 cookiepolicy_get(void) {
 324         switch(cookiepolicies[policysel]) {
 325         case 'a':
 326                 return SOUP_COOKIE_JAR_ACCEPT_NEVER;
 327         case '@':
 328                 return SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY;
 329         case 'A':
 330         default:
 331                 break;
 332         }
 333
 334         return SOUP_COOKIE_JAR_ACCEPT_ALWAYS;
 335 }
 336
 337 static char
 338 cookiepolicy_set(const SoupCookieJarAcceptPolicy ep) {
 339         switch(ep) {
 340         case SOUP_COOKIE_JAR_ACCEPT_NEVER:
 341                 return 'a';
 342         case SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY:
 343                 return '@';
 344         case SOUP_COOKIE_JAR_ACCEPT_ALWAYS:
 345         default:
 346                 break;
 347         }
 348
 349         return 'A';
 350 }
 351
 352 static void
 353 evalscript(JSContextRef js, char *script, char* scriptname) {
 354         JSStringRef jsscript, jsscriptname;
 355         JSValueRef exception = NULL;
 356
 357         jsscript = JSStringCreateWithUTF8CString(script);
 358         jsscriptname = JSStringCreateWithUTF8CString(scriptname);
 359         JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js),
 360                         jsscriptname, 0, &exception);
 361         JSStringRelease(jsscript);
 362         JSStringRelease(jsscriptname);
 363 }
 364
 365 static void
 366 runscript(WebKitWebFrame *frame) {
 367         char *script;
 368         GError *error;
 369
 370         if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
 371                 evalscript(webkit_web_frame_get_global_context(frame),
 372                                 script, scriptfile);
 373         }
 374 }
 375
 376 static void
 377 clipboard(Client *c, const Arg *arg) {
 378         gboolean paste = *(gboolean *)arg;
 379
 380         if(paste) {
 381                 gtk_clipboard_request_text(
 382                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 383                                 pasteuri, c);
 384         } else {
 385                 gtk_clipboard_set_text(
 386                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 387                                 c->linkhover ? c->linkhover : geturi(c), -1);
 388         }
 389 }
 390
 391 static char *
 392 copystr(char **str, const char *src) {
 393         char *tmp;
 394         tmp = g_strdup(src);
 395
 396         if(str && *str) {
 397                 g_free(*str);
 398                 *str = tmp;
 399         }
 400         return tmp;
 401 }
 402
 403 static WebKitWebView *
 404 createwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c) {
 405         Client *n = newclient();
 406         return n->view;
 407 }
 408
 409 static gboolean
 410 decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r,
 411                 gchar *m,  WebKitWebPolicyDecision *p, Client *c) {
 412         if(!webkit_web_view_can_show_mime_type(v, m)) {
 413                 webkit_web_policy_decision_download(p);
 414                 return TRUE;
 415         }
 416         return FALSE;
 417 }
 418
 419 static gboolean
 420 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r,
 421                 WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p,
 422                 Client *c) {
 423         Arg arg;
 424
 425         if(webkit_web_navigation_action_get_reason(n) ==
 426                         WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
 427                 webkit_web_policy_decision_ignore(p);
 428                 arg.v = (void *)webkit_network_request_get_uri(r);
 429                 newwindow(NULL, &arg, 0);
 430                 return TRUE;
 431         }
 432         return FALSE;
 433 }
 434
 435 static gboolean
 436 deletion_interface(WebKitWebView *view,
 437                 WebKitDOMHTMLElement *arg1, Client *c) {
 438         return FALSE;
 439 }
 440
 441 static void
 442 destroyclient(Client *c) {
 443         Client *p;
 444
 445         webkit_web_view_stop_loading(c->view);
 446         gtk_widget_destroy(GTK_WIDGET(c->view));
 447         gtk_widget_destroy(c->scroll);
 448         gtk_widget_destroy(c->vbox);
 449         gtk_widget_destroy(c->win);
 450
 451         for(p = clients; p && p->next != c; p = p->next);
 452         if(p) {
 453                 p->next = c->next;
 454         } else {
 455                 clients = c->next;
 456         }
 457         free(c);
 458         if(clients == NULL)
 459                 gtk_main_quit();
 460 }
 461
 462 static void
 463 destroywin(GtkWidget* w, Client *c) {
 464         destroyclient(c);
 465 }
 466
 467 static void
 468 die(const char *errstr, ...) {
 469         va_list ap;
 470
 471         va_start(ap, errstr);
 472         vfprintf(stderr, errstr, ap);
 473         va_end(ap);
 474         exit(EXIT_FAILURE);
 475 }
 476
 477 static void
 478 find(Client *c, const Arg *arg) {
 479         const char *s;
 480
 481         s = getatom(c, AtomFind);
 482         gboolean forward = *(gboolean *)arg;
 483         webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
 484 }
 485
 486 static void
 487 fullscreen(Client *c, const Arg *arg) {
 488         if(c->fullscreen) {
 489                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
 490         } else {
 491                 gtk_window_fullscreen(GTK_WINDOW(c->win));
 492         }
 493         c->fullscreen = !c->fullscreen;
 494 }
 495
 496 static void
 497 geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 498                 WebKitGeolocationPolicyDecision *d, Client *c) {
 499         if(allowgeolocation) {
 500                 webkit_geolocation_policy_allow(d);
 501         } else {
 502                 webkit_geolocation_policy_deny(d);
 503         }
 504 }
 505
 506 static const char *
 507 getatom(Client *c, int a) {
 508         static char buf[BUFSIZ];
 509         Atom adummy;
 510         int idummy;
 511         unsigned long ldummy;
 512         unsigned char *p = NULL;
 513
 514         XGetWindowProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
 515                         atoms[a], 0L, BUFSIZ, False, XA_STRING,
 516                         &adummy, &idummy, &ldummy, &ldummy, &p);
 517         if(p) {
 518                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 519         } else {
 520                 buf[0] = '\0';
 521         }
 522         XFree(p);
 523
 524         return buf;
 525 }
 526
 527 static char *
 528 geturi(Client *c) {
 529         char *uri;
 530
 531         if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
 532                 uri = "about:blank";
 533         return uri;
 534 }
 535
 536 static gboolean
 537 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
 538         Arg arg;
 539
 540         updatewinid(c);
 541         arg = (Arg)DOWNLOAD((char *)webkit_download_get_uri(o), geturi(c));
 542         spawn(c, &arg);
 543         return FALSE;
 544 }
 545
 546 static void
 547 inspector(Client *c, const Arg *arg) {
 548         if(c->isinspecting) {
 549                 webkit_web_inspector_close(c->inspector);
 550         } else {
 551                 webkit_web_inspector_show(c->inspector);
 552         }
 553 }
 554
 555 static WebKitWebView *
 556 inspector_new(WebKitWebInspector *i, WebKitWebView *v, Client *c) {
 557         return WEBKIT_WEB_VIEW(webkit_web_view_new());
 558 }
 559
 560 static gboolean
 561 inspector_show(WebKitWebInspector *i, Client *c) {
 562         WebKitWebView *w;
 563
 564         if(c->isinspecting)
 565                 return false;
 566
 567         w = webkit_web_inspector_get_web_view(i);
 568         gtk_paned_pack2(GTK_PANED(c->pane), GTK_WIDGET(w), TRUE, TRUE);
 569         gtk_widget_show(GTK_WIDGET(w));
 570         c->isinspecting = true;
 571
 572         return true;
 573 }
 574
 575 static gboolean
 576 inspector_close(WebKitWebInspector *i, Client *c) {
 577         GtkWidget *w;
 578
 579         if(!c->isinspecting)
 580                 return false;
 581
 582         w = GTK_WIDGET(webkit_web_inspector_get_web_view(i));
 583         gtk_widget_hide(w);
 584         gtk_widget_destroy(w);
 585         c->isinspecting = false;
 586
 587         return true;
 588 }
 589
 590 static void
 591 inspector_finished(WebKitWebInspector *i, Client *c) {
 592         g_free(c->inspector);
 593 }
 594
 595 static gboolean
 596 keypress(GtkAccelGroup *group, GObject *obj,
 597                 guint key, GdkModifierType mods, Client *c) {
 598         guint i;
 599         gboolean processed = FALSE;
 600
 601         mods = CLEANMASK(mods);
 602         key = gdk_keyval_to_lower(key);
 603         updatewinid(c);
 604         for(i = 0; i < LENGTH(keys); i++) {
 605                 if(key == keys[i].keyval
 606                                 && mods == keys[i].mod
 607                                 && keys[i].func) {
 608                         keys[i].func(c, &(keys[i].arg));
 609                         processed = TRUE;
 610                 }
 611         }
 612
 613         return processed;
 614 }
 615
 616 static void
 617 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
 618         if(l) {
 619                 c->linkhover = copystr(&c->linkhover, l);
 620         } else if(c->linkhover) {
 621                 free(c->linkhover);
 622                 c->linkhover = NULL;
 623         }
 624         updatetitle(c);
 625 }
 626
 627 static void
 628 loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
 629         WebKitWebFrame *frame;
 630         WebKitWebDataSource *src;
 631         WebKitNetworkRequest *request;
 632         SoupMessage *msg;
 633         char *uri;
 634
 635         switch(webkit_web_view_get_load_status (c->view)) {
 636         case WEBKIT_LOAD_COMMITTED:
 637                 uri = geturi(c);
 638                 if(strstr(uri, "https://") == uri) {
 639                         frame = webkit_web_view_get_main_frame(c->view);
 640                         src = webkit_web_frame_get_data_source(frame);
 641                         request = webkit_web_data_source_get_request(src);
 642                         msg = webkit_network_request_get_message(request);
 643                         c->sslfailed = !(soup_message_get_flags(msg)
 644                                         & SOUP_MESSAGE_CERTIFICATE_TRUSTED);
 645                 }
 646                 setatom(c, AtomUri, uri);
 647                 break;
 648         case WEBKIT_LOAD_FINISHED:
 649                 c->progress = 100;
 650                 updatetitle(c);
 651                 break;
 652         default:
 653                 break;
 654         }
 655 }
 656
 657 static void
 658 loaduri(Client *c, const Arg *arg) {
 659         char *u = NULL, *rp;
 660         const char *uri = (char *)arg->v;
 661         Arg a = { .b = FALSE };
 662         struct stat st;
 663
 664         if(strcmp(uri, "") == 0)
 665                 return;
 666
 667         /* In case it's a file path. */
 668         if(stat(uri, &st) == 0) {
 669                 rp = realpath(uri, NULL);
 670                 u = g_strdup_printf("file://%s", rp);
 671                 free(rp);
 672         } else {
 673                 u = g_strrstr(uri, "://") ? g_strdup(uri)
 674                         : g_strdup_printf("http://%s", uri);
 675         }
 676
 677         setatom(c, AtomUri, uri);
 678
 679         /* prevents endless loop */
 680         if(strcmp(u, geturi(c)) == 0) {
 681                 reload(c, &a);
 682         } else {
 683                 webkit_web_view_load_uri(c->view, u);
 684                 c->progress = 0;
 685                 c->title = copystr(&c->title, u);
 686                 updatetitle(c);
 687         }
 688         if(u != NULL)
 689                 g_free(u);
 690 }
 691
 692 static void
 693 navigate(Client *c, const Arg *arg) {
 694         int steps = *(int *)arg;
 695         webkit_web_view_go_back_or_forward(c->view, steps);
 696 }
 697
 698 static Client *
 699 newclient(void) {
 700         Client *c;
 701         WebKitWebSettings *settings;
 702         WebKitWebFrame *frame;
 703         GdkGeometry hints = { 1, 1 };
 704         GdkScreen *screen;
 705         gdouble dpi;
 706         char *uri, *ua;
 707
 708         if(!(c = calloc(1, sizeof(Client))))
 709                 die("Cannot malloc!\n");
 710
 711         c->title = NULL;
 712         c->progress = 100;
 713
 714         /* Window */
 715         if(embed) {
 716                 c->win = gtk_plug_new(embed);
 717         } else {
 718                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 719
 720                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
 721                  * is always correct, so we should still call this function.
 722                  * But when doing so, we *must* differentiate between a
 723                  * WM_CLASS and a resource on the window.  By convention, the
 724                  * window class (WM_CLASS) is capped, while the resource is in
 725                  * lowercase.   Both these values come as a pair.
 726                  */
 727                 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "Surf");
 728
 729                 /* TA:  20091214:  And set the role here as well -- so that
 730                  * sessions can pick this up.
 731                  */
 732                 gtk_window_set_role(GTK_WINDOW(c->win), "Surf");
 733         }
 734         gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
 735         g_signal_connect(G_OBJECT(c->win),
 736                         "destroy",
 737                         G_CALLBACK(destroywin), c);
 738
 739         if(!kioskmode)
 740                 addaccelgroup(c);
 741
 742         /* Pane */
 743         c->pane = gtk_vpaned_new();
 744
 745         /* VBox */
 746         c->vbox = gtk_vbox_new(FALSE, 0);
 747         gtk_paned_pack1(GTK_PANED(c->pane), c->vbox, TRUE, TRUE);
 748
 749         /* Webview */
 750         c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 751
 752         g_signal_connect(G_OBJECT(c->view),
 753                         "title-changed",
 754                         G_CALLBACK(titlechange), c);
 755         g_signal_connect(G_OBJECT(c->view),
 756                         "hovering-over-link",
 757                         G_CALLBACK(linkhover), c);
 758         g_signal_connect(G_OBJECT(c->view),
 759                         "geolocation-policy-decision-requested",
 760                         G_CALLBACK(geopolicyrequested), c);
 761         g_signal_connect(G_OBJECT(c->view),
 762                         "create-web-view",
 763                         G_CALLBACK(createwindow), c);
 764         g_signal_connect(G_OBJECT(c->view),
 765                         "new-window-policy-decision-requested",
 766                         G_CALLBACK(decidewindow), c);
 767         g_signal_connect(G_OBJECT(c->view),
 768                         "mime-type-policy-decision-requested",
 769                         G_CALLBACK(decidedownload), c);
 770         g_signal_connect(G_OBJECT(c->view),
 771                         "window-object-cleared",
 772                         G_CALLBACK(windowobjectcleared), c);
 773         g_signal_connect(G_OBJECT(c->view),
 774                         "notify::load-status",
 775                         G_CALLBACK(loadstatuschange), c);
 776         g_signal_connect(G_OBJECT(c->view),
 777                         "notify::progress",
 778                         G_CALLBACK(progresschange), c);
 779         g_signal_connect(G_OBJECT(c->view),
 780                         "download-requested",
 781                         G_CALLBACK(initdownload), c);
 782         g_signal_connect(G_OBJECT(c->view),
 783                         "button-release-event",
 784                         G_CALLBACK(buttonrelease), c);
 785         g_signal_connect(G_OBJECT(c->view),
 786                         "populate-popup",
 787                         G_CALLBACK(populatepopup), c);
 788         g_signal_connect(G_OBJECT(c->view),
 789                         "resource-request-starting",
 790                         G_CALLBACK(beforerequest), c);
 791         g_signal_connect(G_OBJECT(c->view),
 792                         "should-show-delete-interface-for-element",
 793                         G_CALLBACK(deletion_interface), c);
 794
 795         /* Scrolled Window */
 796         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 797
 798         frame = webkit_web_view_get_main_frame(WEBKIT_WEB_VIEW(c->view));
 799         g_signal_connect(G_OBJECT(frame), "scrollbars-policy-changed",
 800                         G_CALLBACK(gtk_true), NULL);
 801
 802         if(!enablescrollbars) {
 803                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 804                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 805         } else {
 806                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 807                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 808         }
 809
 810         /* Arranging */
 811         gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
 812         gtk_container_add(GTK_CONTAINER(c->win), c->pane);
 813         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 814
 815         /* Setup */
 816         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE,
 817                         TRUE, 0, GTK_PACK_START);
 818         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 819         gtk_widget_show(c->pane);
 820         gtk_widget_show(c->vbox);
 821         gtk_widget_show(c->scroll);
 822         gtk_widget_show(GTK_WIDGET(c->view));
 823         gtk_widget_show(c->win);
 824         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 825                         GDK_HINT_MIN_SIZE);
 826         gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
 827         gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
 828         webkit_web_view_set_full_content_zoom(c->view, TRUE);
 829
 830         runscript(frame);
 831
 832         settings = webkit_web_view_get_settings(c->view);
 833         if(!(ua = getenv("SURF_USERAGENT")))
 834                 ua = useragent;
 835         g_object_set(G_OBJECT(settings), "user-agent", ua, NULL);
 836         uri = g_strconcat("file://", stylefile, NULL);
 837         g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
 838         g_object_set(G_OBJECT(settings), "auto-load-images", loadimages,
 839                         NULL);
 840         g_object_set(G_OBJECT(settings), "enable-plugins", enableplugins,
 841                         NULL);
 842         g_object_set(G_OBJECT(settings), "enable-scripts", enablescripts,
 843                         NULL);
 844         g_object_set(G_OBJECT(settings), "enable-spatial-navigation",
 845                         enablespatialbrowsing, NULL);
 846         g_object_set(G_OBJECT(settings), "enable-developer-extras",
 847                         enableinspector, NULL);
 848         g_object_set(G_OBJECT(settings), "enable-default-context-menu",
 849                         kioskmode ^ 1, NULL);
 850         g_object_set(G_OBJECT(settings), "default-font-size",
 851                         defaultfontsize, NULL);
 852
 853         /*
 854          * While stupid, CSS specifies that a pixel represents 1/96 of an inch.
 855          * This ensures websites are not unusably small with a high DPI screen.
 856          * It is equivalent to firefox's "layout.css.devPixelsPerPx" setting.
 857          */
 858         if(zoomto96dpi) {
 859                 screen = gdk_window_get_screen(GTK_WIDGET(c->win)->window);
 860                 dpi = gdk_screen_get_resolution(screen);
 861                 if(dpi != -1) {
 862                         g_object_set(G_OBJECT(settings), "enforce-96-dpi", true,
 863                                         NULL);
 864                         webkit_web_view_set_zoom_level(c->view, dpi/96);
 865                 }
 866         }
 867         /* This might conflict with _zoomto96dpi_. */
 868         if(zoomlevel != 1.0)
 869                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
 870
 871         if(enableinspector) {
 872                 c->inspector = WEBKIT_WEB_INSPECTOR(
 873                                 webkit_web_view_get_inspector(c->view));
 874                 g_signal_connect(G_OBJECT(c->inspector), "inspect-web-view",
 875                                 G_CALLBACK(inspector_new), c);
 876                 g_signal_connect(G_OBJECT(c->inspector), "show-window",
 877                                 G_CALLBACK(inspector_show), c);
 878                 g_signal_connect(G_OBJECT(c->inspector), "close-window",
 879                                 G_CALLBACK(inspector_close), c);
 880                 g_signal_connect(G_OBJECT(c->inspector), "finished",
 881                                 G_CALLBACK(inspector_finished), c);
 882                 c->isinspecting = false;
 883         }
 884
 885         if(runinfullscreen) {
 886                 c->fullscreen = 0;
 887                 fullscreen(c, NULL);
 888         }
 889
 890         g_free(uri);
 891
 892         setatom(c, AtomFind, "");
 893         setatom(c, AtomUri, "about:blank");
 894         if(hidebackground)
 895                 webkit_web_view_set_transparent(c->view, TRUE);
 896
 897         c->next = clients;
 898         clients = c;
 899
 900         if(showxid) {
 901                 gdk_display_sync(gtk_widget_get_display(c->win));
 902                 printf("%u\n",
 903                         (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
 904                 fflush(NULL);
 905                 if (fclose(stdout) != 0) {
 906                         die("Error closing stdout");
 907                 }
 908         }
 909
 910         return c;
 911 }
 912
 913 static void
 914 newwindow(Client *c, const Arg *arg, gboolean noembed) {
 915         guint i = 0;
 916         const char *cmd[16], *uri;
 917         const Arg a = { .v = (void *)cmd };
 918         char tmp[64];
 919
 920         cmd[i++] = argv0;
 921         cmd[i++] = "-a";
 922         cmd[i++] = cookiepolicies;
 923         if(!enablescrollbars)
 924                 cmd[i++] = "-b";
 925         if(embed && !noembed) {
 926                 cmd[i++] = "-e";
 927                 snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
 928                 cmd[i++] = tmp;
 929         }
 930         if(!loadimages)
 931                 cmd[i++] = "-i";
 932         if(kioskmode)
 933                 cmd[i++] = "-k";
 934         if(!enableplugins)
 935                 cmd[i++] = "-p";
 936         if(!enablescripts)
 937                 cmd[i++] = "-s";
 938         if(showxid)
 939                 cmd[i++] = "-x";
 940         cmd[i++] = "-c";
 941         cmd[i++] = cookiefile;
 942         cmd[i++] = "--";
 943         uri = arg->v ? (char *)arg->v : c->linkhover;
 944         if(uri)
 945                 cmd[i++] = uri;
 946         cmd[i++] = NULL;
 947         spawn(NULL, &a);
 948 }
 949
 950 static void
 951 populatepopup(WebKitWebView *web, GtkMenu *menu, Client *c) {
 952         GList *items = gtk_container_get_children(GTK_CONTAINER(menu));
 953
 954         for(GList *l = items; l; l = l->next) {
 955                 g_signal_connect(l->data, "activate", G_CALLBACK(popupactivate), c);
 956         }
 957
 958         g_list_free(items);
 959 }
 960
 961 static void
 962 popupactivate(GtkMenuItem *menu, Client *c) {
 963         /*
 964          * context-menu-action-2000     open link
 965          * context-menu-action-1        open link in window
 966          * context-menu-action-2        download linked file
 967          * context-menu-action-3        copy link location
 968          * context-menu-action-13       reload
 969          * context-menu-action-10       back
 970          * context-menu-action-11       forward
 971          * context-menu-action-12       stop
 972          */
 973
 974         GtkAction *a = NULL;
 975         const char *name;
 976         GtkClipboard *prisel;
 977
 978         a = gtk_activatable_get_related_action(GTK_ACTIVATABLE(menu));
 979         if(a == NULL)
 980                 return;
 981
 982         name = gtk_action_get_name(a);
 983         if(!g_strcmp0(name, "context-menu-action-3")) {
 984                 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 985                 gtk_clipboard_set_text(prisel, c->linkhover, -1);
 986         }
 987 }
 988
 989 static void
 990 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
 991         Arg arg = {.v = text };
 992         if(text != NULL)
 993                 loaduri((Client *) d, &arg);
 994 }
 995
 996 static void
 997 print(Client *c, const Arg *arg) {
 998         webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
 999 }
1000
1001 static GdkFilterReturn
1002 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
1003         Client *c = (Client *)d;
1004         XPropertyEvent *ev;
1005         Arg arg;
1006
1007         if(((XEvent *)e)->type == PropertyNotify) {
1008                 ev = &((XEvent *)e)->xproperty;
1009                 if(ev->state == PropertyNewValue) {
1010                         if(ev->atom == atoms[AtomFind]) {
1011                                 arg.b = TRUE;
1012                                 find(c, &arg);
1013
1014                                 return GDK_FILTER_REMOVE;
1015                         } else if(ev->atom == atoms[AtomGo]) {
1016                                 arg.v = getatom(c, AtomGo);
1017                                 loaduri(c, &arg);
1018
1019                                 return GDK_FILTER_REMOVE;
1020                         }
1021                 }
1022         }
1023         return GDK_FILTER_CONTINUE;
1024 }
1025
1026 static void
1027 progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
1028         c->progress = webkit_web_view_get_progress(c->view) * 100;
1029         updatetitle(c);
1030 }
1031
1032 static void
1033 reload(Client *c, const Arg *arg) {
1034         gboolean nocache = *(gboolean *)arg;
1035         if(nocache) {
1036                  webkit_web_view_reload_bypass_cache(c->view);
1037         } else {
1038                  webkit_web_view_reload(c->view);
1039         }
1040 }
1041
1042 static void
1043 scroll_h(Client *c, const Arg *arg) {
1044         scroll(gtk_scrolled_window_get_hadjustment(
1045                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1046 }
1047
1048 static void
1049 scroll_v(Client *c, const Arg *arg) {
1050         scroll(gtk_scrolled_window_get_vadjustment(
1051                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1052 }
1053
1054 static void
1055 scroll(GtkAdjustment *a, const Arg *arg) {
1056         gdouble v;
1057
1058         v = gtk_adjustment_get_value(a);
1059         switch(arg->i) {
1060         case +10000:
1061         case -10000:
1062                 v += gtk_adjustment_get_page_increment(a) *
1063                         (arg->i / 10000);
1064                 break;
1065         case +20000:
1066         case -20000:
1067         default:
1068                 v += gtk_adjustment_get_step_increment(a) * arg->i;
1069         }
1070
1071         v = MAX(v, 0.0);
1072         v = MIN(v, gtk_adjustment_get_upper(a) -
1073                         gtk_adjustment_get_page_size(a));
1074         gtk_adjustment_set_value(a, v);
1075 }
1076
1077 static void
1078 setatom(Client *c, int a, const char *v) {
1079         XSync(dpy, False);
1080         XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
1081                         atoms[a], XA_STRING, 8, PropModeReplace,
1082                         (unsigned char *)v, strlen(v) + 1);
1083 }
1084
1085 static void
1086 setup(void) {
1087         char *proxy;
1088         char *new_proxy;
1089         SoupURI *puri;
1090         SoupSession *s;
1091         GError *error = NULL;
1092
1093         /* clean up any zombies immediately */
1094         sigchld(0);
1095         gtk_init(NULL, NULL);
1096
1097         dpy = GDK_DISPLAY();
1098
1099         /* atoms */
1100         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1101         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1102         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1103
1104         /* dirs and files */
1105         cookiefile = buildpath(cookiefile);
1106         scriptfile = buildpath(scriptfile);
1107         stylefile = buildpath(stylefile);
1108
1109         /* request handler */
1110         s = webkit_get_default_session();
1111
1112         /* cookie jar */
1113         soup_session_add_feature(s,
1114                         SOUP_SESSION_FEATURE(cookiejar_new(cookiefile, FALSE,
1115                                         cookiepolicy_get())));
1116
1117         /* ssl */
1118         tlsdb = g_tls_file_database_new(cafile, &error);
1119
1120         if(error) {
1121                 g_warning("Error loading SSL database %s: %s", cafile, error->message);
1122                 g_error_free(error);
1123         }
1124         g_object_set(G_OBJECT(s), "tls-database", tlsdb, NULL);
1125         g_object_set(G_OBJECT(s), "ssl-strict", strictssl, NULL);
1126
1127         /* proxy */
1128         if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
1129                 new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
1130                         g_strdup_printf("http://%s", proxy);
1131                 puri = soup_uri_new(new_proxy);
1132                 g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
1133                 soup_uri_free(puri);
1134                 g_free(new_proxy);
1135                 usingproxy = 1;
1136         }
1137 }
1138
1139 static void
1140 sigchld(int unused) {
1141         if(signal(SIGCHLD, sigchld) == SIG_ERR)
1142                 die("Can't install SIGCHLD handler");
1143         while(0 < waitpid(-1, NULL, WNOHANG));
1144 }
1145
1146 static void
1147 source(Client *c, const Arg *arg) {
1148         Arg a = { .b = FALSE };
1149         gboolean s;
1150
1151         s = webkit_web_view_get_view_source_mode(c->view);
1152         webkit_web_view_set_view_source_mode(c->view, !s);
1153         reload(c, &a);
1154 }
1155
1156 static void
1157 spawn(Client *c, const Arg *arg) {
1158         if(fork() == 0) {
1159                 if(dpy)
1160                         close(ConnectionNumber(dpy));
1161                 setsid();
1162                 execvp(((char **)arg->v)[0], (char **)arg->v);
1163                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1164                 perror(" failed");
1165                 exit(0);
1166         }
1167 }
1168
1169 static void
1170 eval(Client *c, const Arg *arg) {
1171         WebKitWebFrame *frame = webkit_web_view_get_main_frame(c->view);
1172         evalscript(webkit_web_frame_get_global_context(frame),
1173                         ((char **)arg->v)[0], "");
1174 }
1175
1176 static void
1177 stop(Client *c, const Arg *arg) {
1178         webkit_web_view_stop_loading(c->view);
1179 }
1180
1181 static void
1182 titlechange(WebKitWebView *v, WebKitWebFrame *f, const char *t, Client *c) {
1183         c->title = copystr(&c->title, t);
1184         updatetitle(c);
1185 }
1186
1187 static void
1188 toggle(Client *c, const Arg *arg) {
1189         WebKitWebSettings *settings;
1190         char *name = (char *)arg->v;
1191         gboolean value;
1192         Arg a = { .b = FALSE };
1193
1194         settings = webkit_web_view_get_settings(c->view);
1195         g_object_get(G_OBJECT(settings), name, &value, NULL);
1196         g_object_set(G_OBJECT(settings), name, !value, NULL);
1197
1198         reload(c, &a);
1199 }
1200
1201 static void
1202 togglecookiepolicy(Client *c, const Arg *arg) {
1203         SoupCookieJar *jar;
1204         SoupCookieJarAcceptPolicy policy;
1205
1206         jar = SOUP_COOKIE_JAR(
1207                         soup_session_get_feature(
1208                                 webkit_get_default_session(),
1209                                 SOUP_TYPE_COOKIE_JAR));
1210         g_object_get(G_OBJECT(jar), "accept-policy", &policy, NULL);
1211
1212         policysel++;
1213         if(policysel >= strlen(cookiepolicies))
1214                 policysel = 0;
1215
1216         g_object_set(G_OBJECT(jar), "accept-policy",
1217                         cookiepolicy_get(), NULL);
1218
1219         updatetitle(c);
1220         /* Do not reload. */
1221 }
1222
1223 static void
1224 togglegeolocation(Client *c, const Arg *arg) {
1225         Arg a = { .b = FALSE };
1226
1227         allowgeolocation ^= 1;
1228
1229         reload(c, &a);
1230 }
1231
1232 static void
1233 twitch(Client *c, const Arg *arg) {
1234         GtkAdjustment *a;
1235         gdouble v;
1236
1237         a = gtk_scrolled_window_get_vadjustment(
1238                         GTK_SCROLLED_WINDOW(c->scroll));
1239
1240         v = gtk_adjustment_get_value(a);
1241
1242         v += arg->i;
1243
1244         v = MAX(v, 0.0);
1245         v = MIN(v, gtk_adjustment_get_upper(a) -
1246                         gtk_adjustment_get_page_size(a));
1247         gtk_adjustment_set_value(a, v);
1248 }
1249
1250 static void
1251 togglescrollbars(Client *c, const Arg *arg) {
1252         GtkPolicyType vspolicy;
1253         Arg a;
1254
1255         gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(c->scroll), NULL, &vspolicy);
1256
1257         if(vspolicy == GTK_POLICY_AUTOMATIC) {
1258                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1259                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1260         } else {
1261                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1262                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1263                 a.i = +1;
1264                 twitch(c, &a);
1265                 a.i = -1;
1266                 twitch(c, &a);
1267         }
1268 }
1269
1270 static void
1271 togglestyle(Client *c, const Arg *arg) {
1272         WebKitWebSettings *settings;
1273         char *uri;
1274
1275         settings = webkit_web_view_get_settings(c->view);
1276         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1277         uri = uri[0] ? g_strdup("") : g_strconcat("file://", stylefile, NULL);
1278         g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
1279
1280         updatetitle(c);
1281 }
1282
1283 static void
1284 gettogglestat(Client *c){
1285         gboolean value;
1286         char *uri;
1287         int p = 0;
1288         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1289
1290         togglestat[p++] = cookiepolicy_set(cookiepolicy_get());
1291
1292         g_object_get(G_OBJECT(settings), "enable-caret-browsing",
1293                         &value, NULL);
1294         togglestat[p++] = value? 'C': 'c';
1295
1296         togglestat[p++] = allowgeolocation? 'G': 'g';
1297
1298         g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1299         togglestat[p++] = value? 'I': 'i';
1300
1301         g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1302         togglestat[p++] = value? 'S': 's';
1303
1304         g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1305         togglestat[p++] = value? 'V': 'v';
1306
1307         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1308         togglestat[p++] = uri[0] ? 'M': 'm';
1309
1310         togglestat[p] = '\0';
1311 }
1312
1313 static void
1314 getpagestat(Client *c) {
1315         const char *uri = geturi(c);
1316
1317         if(strstr(uri, "https://") == uri) {
1318                 pagestat[0] = c->sslfailed ? 'U' : 'T';
1319         } else {
1320                 pagestat[0] = '-';
1321         }
1322
1323         pagestat[1] = usingproxy ? 'P' : '-';
1324         pagestat[2] = '\0';
1325
1326 }
1327
1328 static void
1329 updatetitle(Client *c) {
1330         char *t;
1331
1332         if(showindicators) {
1333                 gettogglestat(c);
1334                 getpagestat(c);
1335
1336                 if(c->linkhover) {
1337                         t = g_strdup_printf("%s:%s | %s", togglestat,
1338                                         pagestat, c->linkhover);
1339                 } else if(c->progress != 100) {
1340                         t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1341                                         togglestat, pagestat,
1342                                         (c->title == NULL)? "" : c->title);
1343                 } else {
1344                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1345                                         (c->title == NULL)? "" : c->title);
1346                 }
1347
1348                 gtk_window_set_title(GTK_WINDOW(c->win), t);
1349                 g_free(t);
1350         } else {
1351                 gtk_window_set_title(GTK_WINDOW(c->win),
1352                                 (c->title == NULL)? "" : c->title);
1353         }
1354 }
1355
1356 static void
1357 updatewinid(Client *c) {
1358         snprintf(winid, LENGTH(winid), "%u",
1359                         (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
1360 }
1361
1362 static void
1363 usage(void) {
1364         die("usage: %s [-bBfFgGiIkKnNpPsSvx]"
1365                 " [-a cookiepolicies ] "
1366                 " [-c cookiefile] [-e xid] [-r scriptfile]"
1367                 " [-t stylefile] [-u useragent] [-z zoomlevel]"
1368                 " [uri]\n", basename(argv0));
1369 }
1370
1371 static void
1372 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js,
1373                 JSObjectRef win, Client *c) {
1374         runscript(frame);
1375 }
1376
1377 static void
1378 zoom(Client *c, const Arg *arg) {
1379         c->zoomed = TRUE;
1380         if(arg->i < 0) {
1381                 /* zoom out */
1382                 webkit_web_view_zoom_out(c->view);
1383         } else if(arg->i > 0) {
1384                 /* zoom in */
1385                 webkit_web_view_zoom_in(c->view);
1386         } else {
1387                 /* reset */
1388                 c->zoomed = FALSE;
1389                 webkit_web_view_set_zoom_level(c->view, 1.0);
1390         }
1391 }
1392
1393 int
1394 main(int argc, char *argv[]) {
1395         Arg arg;
1396         Client *c;
1397
1398         memset(&arg, 0, sizeof(arg));
1399
1400         /* command line args */
1401         ARGBEGIN {
1402         case 'a':
1403                 cookiepolicies = EARGF(usage());
1404                 break;
1405         case 'b':
1406                 enablescrollbars = 0;
1407                 break;
1408         case 'B':
1409                 enablescrollbars = 1;
1410                 break;
1411         case 'c':
1412                 cookiefile = EARGF(usage());
1413                 break;
1414         case 'e':
1415                 embed = strtol(EARGF(usage()), NULL, 0);
1416                 break;
1417         case 'f':
1418                 runinfullscreen = 1;
1419                 break;
1420         case 'F':
1421                 runinfullscreen = 0;
1422                 break;
1423         case 'g':
1424                 allowgeolocation = 0;
1425                 break;
1426         case 'G':
1427                 allowgeolocation = 1;
1428                 break;
1429         case 'i':
1430                 loadimages = 0;
1431                 break;
1432         case 'I':
1433                 loadimages = 1;
1434                 break;
1435         case 'k':
1436                 kioskmode = 0;
1437                 break;
1438         case 'K':
1439                 kioskmode = 1;
1440                 break;
1441         case 'n':
1442                 enableinspector = 0;
1443                 break;
1444         case 'N':
1445                 enableinspector = 1;
1446                 break;
1447         case 'p':
1448                 enableplugins = 0;
1449                 break;
1450         case 'P':
1451                 enableplugins = 1;
1452                 break;
1453         case 'r':
1454                 scriptfile = EARGF(usage());
1455                 break;
1456         case 's':
1457                 enablescripts = 0;
1458                 break;
1459         case 'S':
1460                 enablescripts = 1;
1461                 break;
1462         case 't':
1463                 stylefile = EARGF(usage());
1464                 break;
1465         case 'u':
1466                 useragent = EARGF(usage());
1467                 break;
1468         case 'v':
1469                 die("surf-"VERSION", ©2009-2014 surf engineers, "
1470                                 "see LICENSE for details\n");
1471         case 'x':
1472                 showxid = TRUE;
1473                 break;
1474         case 'z':
1475                 zoomlevel = strtof(EARGF(usage()), NULL);
1476                 break;
1477         default:
1478                 usage();
1479         } ARGEND;
1480         if(argc > 0)
1481                 arg.v = argv[0];
1482
1483         setup();
1484         c = newclient();
1485         if(arg.v) {
1486                 loaduri(clients, &arg);
1487         } else {
1488                 updatetitle(c);
1489         }
1490
1491         gtk_main();
1492         cleanup();
1493
1494         return EXIT_SUCCESS;
1495 }
1496