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