surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5 #include <signal.h>
   6 #include <X11/X.h>
   7 #include <X11/Xatom.h>
   8 #include <gtk/gtkx.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 <webkit2/webkit2.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 #include <regex.h>
  27 #include <pwd.h>
  28 #include <string.h>
  29
  30 #include "arg.h"
  31
  32 char *argv0;
  33
  34 #define LENGTH(x)               (sizeof(x) / sizeof(x[0]))
  35 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  36
  37 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  38
  39 enum {
  40         OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
  41         OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
  42         OnImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
  43         OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
  44         OnEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
  45         OnBar   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
  46         OnSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
  47         OnAny   = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
  48 };
  49
  50 typedef union Arg Arg;
  51 union Arg {
  52         gboolean b;
  53         gint i;
  54         const void *v;
  55 };
  56
  57 typedef struct Client {
  58         GtkWidget *win;
  59         Window xid;
  60         WebKitWebView *view;
  61         WebKitWebInspector *inspector;
  62         WebKitFindController *finder;
  63         WebKitHitTestResult *mousepos;
  64         GTlsCertificateFlags tlsflags;
  65         const char *title, *targeturi;
  66         const char *needle;
  67         gint progress;
  68         struct Client *next;
  69         gboolean fullscreen;
  70 } Client;
  71
  72 typedef struct {
  73         guint mod;
  74         guint keyval;
  75         void (*func)(Client *c, const Arg *arg);
  76         const Arg arg;
  77 } Key;
  78
  79 typedef struct {
  80         unsigned int target;
  81         unsigned int mask;
  82         guint button;
  83         void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
  84         const Arg arg;
  85         unsigned int stopevent;
  86 } Button;
  87
  88 typedef struct {
  89         char *regex;
  90         char *style;
  91         regex_t re;
  92 } SiteStyle;
  93
  94 static Display *dpy;
  95 static Atom atoms[AtomLast];
  96 static Client *clients = NULL;
  97 static Window embed = 0;
  98 static gboolean showxid = FALSE;
  99 static char winid[64];
 100 static char togglestat[9];
 101 static char pagestat[3];
 102 static GTlsDatabase *tlsdb;
 103 static int cookiepolicy;
 104 static char *stylefile = NULL;
 105
 106 static void addaccelgroup(Client *c);
 107 static char *buildfile(const char *path);
 108 static char *buildpath(const char *path);
 109 static gboolean buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c);
 110 static void cleanup(void);
 111 static void clipboard(Client *c, const Arg *a);
 112
 113 static WebKitCookieAcceptPolicy cookiepolicy_get(void);
 114 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
 115
 116 static char *copystr(char **str, const char *src);
 117 static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
 118                 Client *c);
 119 static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 120     WebKitPolicyDecisionType dt, Client *c);
 121 static void decidenavigation(WebKitPolicyDecision *d, Client *c);
 122 static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
 123 static void decideresource(WebKitPolicyDecision *d, Client *c);
 124 static void closeview(WebKitWebView *v, Client *c);
 125 static void destroyclient(Client *c);
 126 static void destroywin(GtkWidget* w, Client *c);
 127 static void die(const char *errstr, ...);
 128 static void evalscript(Client *c, const char *jsstr, ...);
 129 static void runscript(Client *c);
 130 static void find(Client *c, const Arg *a);
 131 static void togglefullscreen(Client *c, const Arg *a);
 132 static gboolean permissionrequested(WebKitWebView *v,
 133                 WebKitPermissionRequest *r, Client *c);
 134 static const char *getatom(Client *c, int a);
 135 static void gettogglestat(Client *c);
 136 static void getpagestat(Client *c);
 137 static char *geturi(Client *c);
 138 static const gchar *getstyle(const char *uri);
 139 static void setstyle(Client *c, const char *stylefile);
 140
 141 static void handleplumb(Client *c, const gchar *uri);
 142
 143 static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
 144                 Client *c);
 145 static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
 146 static void download(Client *c, WebKitURIResponse *r);
 147
 148 static void toggleinspector(Client *c, const Arg *a);
 149
 150 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
 151                          GdkModifierType mods, Client *c);
 152 static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
 153                 guint modifiers, Client *c);
 154 static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
 155 static void loaduri(Client *c, const Arg *arg);
 156 static void navigate(Client *c, const Arg *a);
 157 static Client *newclient(Client *c);
 158 static WebKitWebView *newview(Client *c, WebKitWebView *rv);
 159 static void showview(WebKitWebView *v, Client *c);
 160 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 161 static GtkWidget *createwindow(Client *c);
 162 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 163 static void print(Client *c, const Arg *a);
 164 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 165                                 gpointer d);
 166 static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
 167 static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
 168 static void linkopen(Client *c, const Arg *arg);
 169 static void linkopenembed(Client *c, const Arg *arg);
 170 static void reload(Client *c, const Arg *arg);
 171 static void scroll_h(Client *c, const Arg *a);
 172 static void scroll_v(Client *c, const Arg *a);
 173 static void setatom(Client *c, int a, const char *v);
 174 static void setup(void);
 175 static void sigchld(int unused);
 176 static void spawn(Client *c, const Arg *arg);
 177 static void stop(Client *c, const Arg *arg);
 178 static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
 179 static void toggle(Client *c, const Arg *arg);
 180 static void togglecookiepolicy(Client *c, const Arg *arg);
 181 static void togglegeolocation(Client *c, const Arg *arg);
 182 static void togglestyle(Client *c, const Arg *arg);
 183 static void updatetitle(Client *c);
 184 static void updatewinid(Client *c);
 185 static void usage(void);
 186 static void zoom(Client *c, const Arg *a);
 187
 188 /* configuration, allows nested code to access above variables */
 189 #include "config.h"
 190
 191 void
 192 addaccelgroup(Client *c)
 193 {
 194         int i;
 195         GtkAccelGroup *group = gtk_accel_group_new();
 196         GClosure *closure;
 197
 198         for (i = 0; i < LENGTH(keys); i++) {
 199                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 200                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod, 0,
 201                                         closure);
 202         }
 203         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 204 }
 205
 206 char *
 207 buildfile(const char *path)
 208 {
 209         char *dname, *bname, *bpath, *fpath;
 210         FILE *f;
 211
 212         dname = g_path_get_dirname(path);
 213         bname = g_path_get_basename(path);
 214
 215         bpath = buildpath(dname);
 216         g_free(dname);
 217
 218         fpath = g_build_filename(bpath, bname, NULL);
 219         g_free(bpath);
 220         g_free(bname);
 221
 222         if (!(f = fopen(fpath, "a")))
 223                 die("Could not open file: %s\n", fpath);
 224
 225         g_chmod(fpath, 0600); /* always */
 226         fclose(f);
 227
 228         return fpath;
 229 }
 230
 231 char *
 232 buildpath(const char *path)
 233 {
 234         struct passwd *pw;
 235         char *apath, *name, *p, *fpath;
 236
 237         if (path[0] == '~') {
 238                 if (path[1] == '/' || path[1] == '\0') {
 239                         p = (char *)&path[1];
 240                         pw = getpwuid(getuid());
 241                 } else {
 242                         if ((p = strchr(path, '/')))
 243                                 name = g_strndup(&path[1], --p - path);
 244                         else
 245                                 name = g_strdup(&path[1]);
 246
 247                         if (!(pw = getpwnam(name))) {
 248                                 die("Can't get user %s home directory: %s.\n",
 249                                     name, path);
 250                         }
 251                         g_free(name);
 252                 }
 253                 apath = g_build_filename(pw->pw_dir, p, NULL);
 254         } else {
 255                 apath = g_strdup(path);
 256         }
 257
 258         /* creating directory */
 259         if (g_mkdir_with_parents(apath, 0700) < 0)
 260                 die("Could not access directory: %s\n", apath);
 261
 262         fpath = realpath(apath, NULL);
 263         g_free(apath);
 264
 265         return fpath;
 266 }
 267
 268 gboolean
 269 buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c)
 270 {
 271         WebKitHitTestResultContext element;
 272         GdkEventButton *eb = (GdkEventButton*)e;
 273         int i;
 274
 275         element = webkit_hit_test_result_get_context(c->mousepos);
 276
 277         for (i = 0; i < LENGTH(buttons); ++i) {
 278                 if (element & buttons[i].target &&
 279                     eb->button == buttons[i].button &&
 280                     CLEANMASK(eb->state) == CLEANMASK(buttons[i].mask) &&
 281                     buttons[i].func) {
 282                         buttons[i].func(c, &buttons[i].arg, c->mousepos);
 283                         return buttons[i].stopevent;
 284                 }
 285         }
 286
 287         return FALSE;
 288 }
 289
 290 void
 291 cleanup(void)
 292 {
 293         while (clients)
 294                 destroyclient(clients);
 295         g_free(cookiefile);
 296         g_free(scriptfile);
 297         g_free(stylefile);
 298         g_free(cachedir);
 299 }
 300
 301 WebKitCookieAcceptPolicy
 302 cookiepolicy_get(void)
 303 {
 304         switch (cookiepolicies[cookiepolicy]) {
 305         case 'a':
 306                 return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
 307         case '@':
 308                 return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
 309         case 'A':
 310         default:
 311                 break;
 312         }
 313
 314         return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
 315 }
 316
 317 char
 318 cookiepolicy_set(const WebKitCookieAcceptPolicy ep)
 319 {
 320         switch (ep) {
 321         case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
 322                 return 'a';
 323         case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
 324                 return '@';
 325         case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
 326         default:
 327                 break;
 328         }
 329
 330         return 'A';
 331 }
 332
 333 void
 334 evalscript(Client *c, const char *jsstr, ...)
 335 {
 336         va_list ap;
 337         gchar *script;
 338
 339         va_start(ap, jsstr);
 340         script = g_strdup_vprintf(jsstr, ap);
 341         va_end(ap);
 342
 343         webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
 344         g_free(script);
 345 }
 346
 347 void
 348 runscript(Client *c)
 349 {
 350         gchar *script;
 351         gsize l;
 352
 353         if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
 354                 evalscript(c, script);
 355         g_free(script);
 356 }
 357
 358 void
 359 clipboard(Client *c, const Arg *a)
 360 {
 361         if (a->b) { /* load clipboard uri */
 362                 gtk_clipboard_request_text(gtk_clipboard_get(
 363                                            GDK_SELECTION_PRIMARY),
 364                                            pasteuri, c);
 365         } else { /* copy uri */
 366                 gtk_clipboard_set_text(gtk_clipboard_get(
 367                                        GDK_SELECTION_PRIMARY), c->targeturi
 368                                        ? c->targeturi : geturi(c), -1);
 369         }
 370 }
 371
 372 char *
 373 copystr(char **str, const char *src)
 374 {
 375         char *tmp;
 376         tmp = g_strdup(src);
 377
 378         if (str && *str) {
 379                 g_free(*str);
 380                 *str = tmp;
 381         }
 382         return tmp;
 383 }
 384
 385 GtkWidget *
 386 createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
 387 {
 388         Client *n;
 389
 390         switch (webkit_navigation_action_get_navigation_type(a)) {
 391         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 392                 /*
 393                  * popup windows of type “other” are almost always triggered
 394                  * by user gesture, so inverse the logic here
 395                  */
 396 /* instead of this, compare destination uri to mouse-over uri for validating window */
 397                 if (webkit_navigation_action_is_user_gesture(a)) {
 398                         return NULL;
 399                         break;
 400                 }
 401         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 402         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 403         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 404         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 405         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 406                 n = newclient(c);
 407                 break;
 408         default:
 409                 return NULL;
 410                 break;
 411         }
 412
 413         return GTK_WIDGET(n->view);
 414 }
 415
 416 gboolean
 417 decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 418     WebKitPolicyDecisionType dt, Client *c)
 419 {
 420         switch (dt) {
 421         case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
 422                 decidenavigation(d, c);
 423                 break;
 424         case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
 425                 decidenewwindow(d, c);
 426                 break;
 427         case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
 428                 decideresource(d, c);
 429                 break;
 430         default:
 431                 webkit_policy_decision_ignore(d);
 432                 break;
 433         }
 434         return TRUE;
 435 }
 436
 437 void
 438 decidenavigation(WebKitPolicyDecision *d, Client *c)
 439 {
 440         WebKitNavigationAction *a;
 441
 442         a = webkit_navigation_policy_decision_get_navigation_action(
 443             WEBKIT_NAVIGATION_POLICY_DECISION(d));
 444
 445         switch (webkit_navigation_action_get_navigation_type(a)) {
 446         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 447         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 448         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 449         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 450         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 451         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 452         default:
 453                 /* Do not navigate to links with a "_blank" target (popup) */
 454                 if (webkit_navigation_policy_decision_get_frame_name(
 455                     WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
 456                         webkit_policy_decision_ignore(d);
 457                 } else {
 458                         /* Filter out navigation to different domain ? */
 459                         /* get action→urirequest, copy and load in new window+view
 460                          * on Ctrl+Click ? */
 461                         webkit_policy_decision_use(d);
 462                 }
 463                 break;
 464         }
 465 }
 466
 467 void
 468 decidenewwindow(WebKitPolicyDecision *d, Client *c)
 469 {
 470         WebKitNavigationAction *a;
 471         Arg arg;
 472
 473         a = webkit_navigation_policy_decision_get_navigation_action(
 474             WEBKIT_NAVIGATION_POLICY_DECISION(d));
 475
 476         switch (webkit_navigation_action_get_navigation_type(a)) {
 477         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 478         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 479         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 480         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 481         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 482                 /* Filter domains here */
 483 /* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
 484  * test for link clicked but no button ? */
 485                 arg.v = webkit_uri_request_get_uri(
 486                     webkit_navigation_action_get_request(a));
 487                 newwindow(c, &arg, 0);
 488                 break;
 489         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 490         default:
 491                 break;
 492         }
 493
 494         webkit_policy_decision_ignore(d);
 495 }
 496
 497 void
 498 decideresource(WebKitPolicyDecision *d, Client *c)
 499 {
 500         const gchar *uri;
 501         int i, isascii = 1;
 502         WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
 503         WebKitURIResponse *res;
 504
 505         res = webkit_response_policy_decision_get_response(r);
 506         uri = webkit_uri_response_get_uri(res);
 507
 508         if (g_str_has_suffix(uri, "/favicon.ico"))
 509                 webkit_uri_request_set_uri(
 510                     webkit_response_policy_decision_get_request(r),
 511                     "about:blank");
 512
 513         if (!g_str_has_prefix(uri, "http://")
 514             && !g_str_has_prefix(uri, "https://")
 515             && !g_str_has_prefix(uri, "about:")
 516             && !g_str_has_prefix(uri, "file://")
 517             && !g_str_has_prefix(uri, "data:")
 518             && !g_str_has_prefix(uri, "blob:")
 519             && strlen(uri) > 0) {
 520                 for (i = 0; i < strlen(uri); i++) {
 521                         if (!g_ascii_isprint(uri[i])) {
 522                                 isascii = 0;
 523                                 break;
 524                         }
 525                 }
 526                 if (isascii) {
 527                         handleplumb(c, uri);
 528                         webkit_policy_decision_ignore(d);
 529                 }
 530         }
 531
 532         if (webkit_response_policy_decision_is_mime_type_supported(r)) {
 533                 webkit_policy_decision_use(d);
 534         } else {
 535                 webkit_policy_decision_ignore(d);
 536                 download(c, res);
 537         }
 538 }
 539
 540 void
 541 destroyclient(Client *c)
 542 {
 543         Client *p;
 544
 545         webkit_web_view_stop_loading(c->view);
 546         /* Not needed, has already been called
 547         gtk_widget_destroy(c->win);
 548          */
 549
 550         for (p = clients; p && p->next != c; p = p->next)
 551                 ;
 552         if (p)
 553                 p->next = c->next;
 554         else
 555                 clients = c->next;
 556         free(c);
 557 }
 558
 559 void
 560 closeview(WebKitWebView *v, Client *c)
 561 {
 562         gtk_widget_destroy(c->win);
 563 }
 564
 565 void
 566 destroywin(GtkWidget* w, Client *c)
 567 {
 568         destroyclient(c);
 569         if (clients == NULL)
 570                 gtk_main_quit();
 571 }
 572
 573 void
 574 die(const char *errstr, ...)
 575 {
 576         va_list ap;
 577
 578         va_start(ap, errstr);
 579         vfprintf(stderr, errstr, ap);
 580         va_end(ap);
 581         exit(EXIT_FAILURE);
 582 }
 583
 584 void
 585 find(Client *c, const Arg *a)
 586 {
 587         const char *s, *f;
 588
 589         if (a && a->i) {
 590                 if (a->i > 0)
 591                         webkit_find_controller_search_next(c->finder);
 592                 else
 593                         webkit_find_controller_search_previous(c->finder);
 594         } else {
 595                 s = getatom(c, AtomFind);
 596                 f = webkit_find_controller_get_search_text(c->finder);
 597
 598                 if (g_strcmp0(f, s) == 0) /* reset search */
 599                         webkit_find_controller_search(c->finder, "", findopts, G_MAXUINT);
 600
 601                 webkit_find_controller_search(c->finder, s, findopts, G_MAXUINT);
 602
 603                 if (strcmp(s, "") == 0)
 604                         webkit_find_controller_search_finish(c->finder);
 605         }
 606 }
 607
 608 void
 609 togglefullscreen(Client *c, const Arg *a)
 610 {
 611         /* toggling value is handled in winevent() */
 612         if (c->fullscreen)
 613                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
 614         else
 615                 gtk_window_fullscreen(GTK_WINDOW(c->win));
 616 }
 617
 618 gboolean
 619 permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
 620 {
 621         if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
 622                 if (allowgeolocation)
 623                         webkit_permission_request_allow(r);
 624                 else
 625                         webkit_permission_request_deny(r);
 626                 return TRUE;
 627         }
 628
 629         return FALSE;
 630 }
 631
 632 const char *
 633 getatom(Client *c, int a)
 634 {
 635         static char buf[BUFSIZ];
 636         Atom adummy;
 637         int idummy;
 638         unsigned long ldummy;
 639         unsigned char *p = NULL;
 640
 641         XGetWindowProperty(dpy, c->xid,
 642                            atoms[a], 0L, BUFSIZ, False, XA_STRING,
 643                            &adummy, &idummy, &ldummy, &ldummy, &p);
 644         if (p)
 645                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 646         else
 647                 buf[0] = '\0';
 648         XFree(p);
 649
 650         return buf;
 651 }
 652
 653 char *
 654 geturi(Client *c)
 655 {
 656         char *uri;
 657
 658         if (!(uri = (char *)webkit_web_view_get_uri(c->view)))
 659                 uri = "about:blank";
 660         return uri;
 661 }
 662
 663 const gchar *
 664 getstyle(const char *uri)
 665 {
 666         int i;
 667
 668         if (stylefile != NULL)
 669                 return stylefile;
 670
 671         for (i = 0; i < LENGTH(styles); i++) {
 672                 if (styles[i].regex && !regexec(&(styles[i].re), uri, 0,
 673                     NULL, 0))
 674                         return styles[i].style;
 675         }
 676
 677         return "";
 678 }
 679
 680 void
 681 setstyle(Client *c, const char *stylefile)
 682 {
 683         gchar *style;
 684
 685         if (!g_file_get_contents(stylefile, &style, NULL, NULL)) {
 686                 fprintf(stderr, "Could not read style file: %s\n", stylefile);
 687                 return;
 688         }
 689
 690         webkit_user_content_manager_add_style_sheet(
 691             webkit_web_view_get_user_content_manager(c->view),
 692             webkit_user_style_sheet_new(style,
 693             WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
 694             WEBKIT_USER_STYLE_LEVEL_USER,
 695             NULL, NULL));
 696
 697         g_free(style);
 698 }
 699
 700 void
 701 handleplumb(Client *c, const gchar *uri)
 702 {
 703         Arg arg;
 704
 705         arg = (Arg)PLUMB(uri);
 706         spawn(c, &arg);
 707 }
 708
 709 void
 710 downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
 711 {
 712         g_signal_connect(G_OBJECT(d), "notify::response",
 713             G_CALLBACK(responsereceived), c);
 714 }
 715
 716 void
 717 responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
 718 {
 719         download(c, webkit_download_get_response(d));
 720         webkit_download_cancel(d);
 721 }
 722
 723 void
 724 download(Client *c, WebKitURIResponse *r)
 725 {
 726         Arg a;
 727
 728         a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
 729         spawn(c, &a);
 730 }
 731
 732 void
 733 toggleinspector(Client *c, const Arg *a)
 734 {
 735         if (enableinspector) {
 736                 if (webkit_web_inspector_is_attached(c->inspector))
 737                         webkit_web_inspector_close(c->inspector);
 738                 else
 739                         webkit_web_inspector_show(c->inspector);
 740         }
 741 }
 742
 743 gboolean
 744 keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
 745          Client *c)
 746 {
 747         guint i;
 748         gboolean processed = FALSE;
 749
 750         mods = CLEANMASK(mods);
 751         key = gdk_keyval_to_lower(key);
 752         updatewinid(c);
 753         for (i = 0; i < LENGTH(keys); i++) {
 754                 if (key == keys[i].keyval
 755                     && mods == keys[i].mod
 756                     && keys[i].func) {
 757                         keys[i].func(c, &(keys[i].arg));
 758                         processed = TRUE;
 759                 }
 760         }
 761
 762         return processed;
 763 }
 764
 765 void
 766 mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
 767     Client *c)
 768 {
 769         WebKitHitTestResultContext hc;
 770
 771         /* Keep the hit test to know where is the pointer on the next click */
 772         c->mousepos = h;
 773
 774         hc = webkit_hit_test_result_get_context(h);
 775
 776         if (hc & OnLink)
 777                 c->targeturi = webkit_hit_test_result_get_link_uri(h);
 778         else if (hc & OnImg)
 779                 c->targeturi = webkit_hit_test_result_get_image_uri(h);
 780         else if (hc & OnMedia)
 781                 c->targeturi = webkit_hit_test_result_get_media_uri(h);
 782         else
 783                 c->targeturi = NULL;
 784         updatetitle(c);
 785 }
 786
 787 void
 788 loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
 789 {
 790         switch (e) {
 791         case WEBKIT_LOAD_STARTED:
 792                 c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 793                 break;
 794         case WEBKIT_LOAD_REDIRECTED:
 795                 setatom(c, AtomUri, geturi(c));
 796                 break;
 797         case WEBKIT_LOAD_COMMITTED:
 798                 if (!webkit_web_view_get_tls_info(c->view, NULL, &(c->tlsflags)))
 799                         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 800
 801                 setatom(c, AtomUri, geturi(c));
 802
 803                 if (enablestyle)
 804                         setstyle(c, getstyle(geturi(c)));
 805                 break;
 806         case WEBKIT_LOAD_FINISHED:
 807                 /* Disabled until we write some WebKitWebExtension for
 808                  * manipulating the DOM directly.
 809                 evalscript(c, "document.documentElement.style.overflow = '%s'",
 810                     enablescrollbars ? "auto" : "hidden");
 811                 */
 812                 runscript(c);
 813                 break;
 814         }
 815         updatetitle(c);
 816 }
 817
 818 void
 819 loaduri(Client *c, const Arg *arg)
 820 {
 821         char *u = NULL, *rp;
 822         const char *uri = (char *)arg->v;
 823         Arg a = { .b = FALSE };
 824         struct stat st;
 825
 826         if (strcmp(uri, "") == 0)
 827                 return;
 828
 829         /* In case it's a file path. */
 830         if (stat(uri, &st) == 0) {
 831                 rp = realpath(uri, NULL);
 832                 u = g_strdup_printf("file://%s", rp);
 833                 free(rp);
 834         } else {
 835                 u = g_strrstr(uri, "://") ? g_strdup(uri)
 836                     : g_strdup_printf("http://%s", uri);
 837         }
 838
 839         setatom(c, AtomUri, uri);
 840
 841         /* prevents endless loop */
 842         if (strcmp(u, geturi(c)) == 0) {
 843                 reload(c, &a);
 844         } else {
 845                 webkit_web_view_load_uri(c->view, u);
 846                 c->progress = 0;
 847                 c->title = copystr(&c->title, u);
 848                 updatetitle(c);
 849         }
 850         g_free(u);
 851 }
 852
 853 void
 854 navigate(Client *c, const Arg *a)
 855 {
 856         if (a->i < 0)
 857                 webkit_web_view_go_back(c->view);
 858         else if (a->i > 0)
 859                 webkit_web_view_go_forward(c->view);
 860 }
 861
 862 Client *
 863 newclient(Client *rc)
 864 {
 865         Client *c;
 866         gdouble dpi;
 867
 868         if (!(c = calloc(1, sizeof(Client))))
 869                 die("Cannot malloc!\n");
 870
 871         c->title = NULL;
 872         c->progress = 100;
 873
 874         c->next = clients;
 875         clients = c;
 876
 877         c->view = newview(c, rc ? rc->view : NULL);
 878         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 879
 880         return c;
 881 }
 882
 883 WebKitWebView *
 884 newview(Client *c, WebKitWebView *rv)
 885 {
 886         WebKitWebView *v;
 887         WebKitSettings *settings;
 888         WebKitUserContentManager *contentmanager;
 889         WebKitWebContext *context;
 890         char *ua;
 891
 892         /* Webview */
 893         if (rv) {
 894                 v = WEBKIT_WEB_VIEW(
 895                     webkit_web_view_new_with_related_view(rv));
 896         } else {
 897                 settings = webkit_settings_new_with_settings(
 898                     "auto-load-images", loadimages,
 899                     "default-font-size", defaultfontsize,
 900                     "enable-caret-browsing", enablecaretbrowsing,
 901                     "enable-developer-extras", enableinspector,
 902                     "enable-dns-prefetching", enablednsprefetching,
 903                     "enable-frame-flattening", enableframeflattening,
 904                     "enable-html5-database", enablecache,
 905                     "enable-html5-local-storage", enablecache,
 906                     "enable-javascript", enablescripts,
 907                     "enable-plugins", enableplugins,
 908                     NULL);
 909                 if (!(ua = getenv("SURF_USERAGENT")))
 910                         ua = useragent;
 911                 webkit_settings_set_user_agent(settings, ua);
 912                 /* Have a look at http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html
 913                  * for more interesting settings */
 914
 915                 contentmanager = webkit_user_content_manager_new();
 916
 917                 context = webkit_web_context_new_with_website_data_manager(
 918                     webkit_website_data_manager_new(
 919                     "base-cache-directory", cachedir,
 920                     "base-data-directory", cachedir,
 921                     NULL));
 922
 923                 /* rendering process model, can be a shared unique one or one for each
 924                  * view */
 925                 webkit_web_context_set_process_model(context,
 926                     WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
 927                 /* ssl */
 928                 webkit_web_context_set_tls_errors_policy(context, strictssl ?
 929                     WEBKIT_TLS_ERRORS_POLICY_FAIL : WEBKIT_TLS_ERRORS_POLICY_IGNORE);
 930                 /* disk cache */
 931                 webkit_web_context_set_cache_model(context, enablecache ?
 932                     WEBKIT_CACHE_MODEL_WEB_BROWSER : WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
 933
 934                 /* Currently only works with text file to be compatible with curl */
 935                 webkit_cookie_manager_set_persistent_storage(
 936                     webkit_web_context_get_cookie_manager(context), cookiefile,
 937                     WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
 938                 /* cookie policy */
 939                 webkit_cookie_manager_set_accept_policy(
 940                     webkit_web_context_get_cookie_manager(context),
 941                     cookiepolicy_get());
 942
 943                 g_signal_connect(G_OBJECT(context), "download-started",
 944                     G_CALLBACK(downloadstarted), c);
 945
 946                 v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
 947                     "settings", settings,
 948                     "user-content-manager", contentmanager,
 949                     "web-context", context,
 950                     NULL);
 951         }
 952
 953         g_signal_connect(G_OBJECT(v),
 954                          "notify::title",
 955                          G_CALLBACK(titlechanged), c);
 956         g_signal_connect(G_OBJECT(v),
 957                          "mouse-target-changed",
 958                          G_CALLBACK(mousetargetchanged), c);
 959         g_signal_connect(G_OBJECT(v),
 960                          "permission-request",
 961                          G_CALLBACK(permissionrequested), c);
 962         g_signal_connect(G_OBJECT(v),
 963                          "create",
 964                          G_CALLBACK(createview), c);
 965         g_signal_connect(G_OBJECT(v), "ready-to-show",
 966                          G_CALLBACK(showview), c);
 967         g_signal_connect(G_OBJECT(v),
 968                          "decide-policy",
 969                          G_CALLBACK(decidepolicy), c);
 970         g_signal_connect(G_OBJECT(v),
 971                          "load-changed",
 972                          G_CALLBACK(loadchanged), c);
 973         g_signal_connect(G_OBJECT(v),
 974                          "notify::estimated-load-progress",
 975                          G_CALLBACK(progresschanged), c);
 976         g_signal_connect(G_OBJECT(v),
 977                          "button-release-event",
 978                          G_CALLBACK(buttonreleased), c);
 979         g_signal_connect(G_OBJECT(v), "close",
 980                         G_CALLBACK(closeview), c);
 981
 982         return v;
 983 }
 984
 985 void
 986 showview(WebKitWebView *v, Client *c)
 987 {
 988         GdkGeometry hints = { 1, 1 };
 989         GdkRGBA bgcolor = { 0 };
 990         GdkWindow *gwin;
 991
 992         c->win = createwindow(c);
 993
 994         if (enableinspector)
 995                 c->inspector = webkit_web_view_get_inspector(c->view);
 996
 997         c->finder = webkit_web_view_get_find_controller(c->view);
 998
 999         if (!kioskmode)
1000                 addaccelgroup(c);
1001
1002         /* Arranging */
1003         gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
1004
1005         /* Setup */
1006         gtk_widget_grab_focus(GTK_WIDGET(c->view));
1007         gtk_widget_show(GTK_WIDGET(c->view));
1008         gtk_widget_show(c->win);
1009         gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
1010         c->xid = gdk_x11_window_get_xid(gwin);
1011         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
1012                                       GDK_HINT_MIN_SIZE);
1013         gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
1014         gdk_window_add_filter(gwin, processx, c);
1015
1016         if (zoomlevel != 1.0)
1017                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
1018
1019         if (runinfullscreen)
1020                 togglefullscreen(c, NULL);
1021
1022         setatom(c, AtomFind, "");
1023         setatom(c, AtomUri, "about:blank");
1024         if (hidebackground)
1025                 webkit_web_view_set_background_color(c->view, &bgcolor);
1026
1027         if (showxid) {
1028                 gdk_display_sync(gtk_widget_get_display(c->win));
1029                 printf("%lu\n", c->xid);
1030                 fflush(NULL);
1031                 if (fclose(stdout) != 0) {
1032                         die("Error closing stdout");
1033                 }
1034         }
1035 }
1036
1037 void
1038 newwindow(Client *c, const Arg *arg, gboolean noembed)
1039 {
1040         guint i = 0;
1041         const char *cmd[18], *uri;
1042         const Arg a = { .v = (void *)cmd };
1043         char tmp[64];
1044
1045         cmd[i++] = argv0;
1046         cmd[i++] = "-a";
1047         cmd[i++] = cookiepolicies;
1048         if (!enablescrollbars)
1049                 cmd[i++] = "-b";
1050         if (embed && !noembed) {
1051                 cmd[i++] = "-e";
1052                 snprintf(tmp, LENGTH(tmp), "%u", (int)embed);
1053                 cmd[i++] = tmp;
1054         }
1055         if (!allowgeolocation)
1056                 cmd[i++] = "-g";
1057         if (!loadimages)
1058                 cmd[i++] = "-i";
1059         if (kioskmode)
1060                 cmd[i++] = "-k";
1061         if (!enableplugins)
1062                 cmd[i++] = "-p";
1063         if (!enablescripts)
1064                 cmd[i++] = "-s";
1065         if (showxid)
1066                 cmd[i++] = "-x";
1067         if (enablediskcache)
1068                 cmd[i++] = "-D";
1069         cmd[i++] = "-c";
1070         cmd[i++] = cookiefile;
1071         cmd[i++] = "--";
1072         uri = arg->v ? (char *)arg->v : c->linkhover;
1073         if (uri)
1074                 cmd[i++] = uri;
1075         cmd[i++] = NULL;
1076         spawn(NULL, &a);
1077 }
1078
1079 GtkWidget *
1080 createwindow(Client *c)
1081 {
1082         GtkWidget *w;
1083
1084         if (embed) {
1085                 w = gtk_plug_new(embed);
1086         } else {
1087                 w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1088
1089                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
1090                  * is always correct, so we should still call this function.
1091                  * But when doing so, we *must* differentiate between a
1092                  * WM_CLASS and a resource on the window.  By convention, the
1093                  * window class (WM_CLASS) is capped, while the resource is in
1094                  * lowercase.   Both these values come as a pair.
1095                  */
1096                 gtk_window_set_wmclass(GTK_WINDOW(w), "surf", "Surf");
1097
1098                 /* TA:  20091214:  And set the role here as well -- so that
1099                  * sessions can pick this up.
1100                  */
1101                 gtk_window_set_role(GTK_WINDOW(w), "Surf");
1102
1103                 gtk_window_set_default_size(GTK_WINDOW(w), 800, 600);
1104         }
1105
1106         g_signal_connect(G_OBJECT(w), "destroy",
1107             G_CALLBACK(destroywin), c);
1108         g_signal_connect(G_OBJECT(w), "leave-notify-event",
1109             G_CALLBACK(winevent), c);
1110         g_signal_connect(G_OBJECT(w), "window-state-event",
1111             G_CALLBACK(winevent), c);
1112
1113         return w;
1114 }
1115
1116 void
1117 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
1118 {
1119         Arg arg = {.v = text };
1120         if (text != NULL)
1121                 loaduri((Client *) d, &arg);
1122 }
1123
1124 void
1125 print(Client *c, const Arg *a)
1126 {
1127         webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
1128             GTK_WINDOW(c->win));
1129 }
1130
1131 GdkFilterReturn
1132 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
1133 {
1134         Client *c = (Client *)d;
1135         XPropertyEvent *ev;
1136         Arg arg;
1137
1138         if (((XEvent *)e)->type == PropertyNotify) {
1139                 ev = &((XEvent *)e)->xproperty;
1140                 if (ev->state == PropertyNewValue) {
1141                         if (ev->atom == atoms[AtomFind]) {
1142                                 find(c, NULL);
1143
1144                                 return GDK_FILTER_REMOVE;
1145                         } else if (ev->atom == atoms[AtomGo]) {
1146                                 arg.v = getatom(c, AtomGo);
1147                                 loaduri(c, &arg);
1148
1149                                 return GDK_FILTER_REMOVE;
1150                         }
1151                 }
1152         }
1153         return GDK_FILTER_CONTINUE;
1154 }
1155
1156 void
1157 progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
1158 {
1159         c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
1160             100;
1161         updatetitle(c);
1162 }
1163
1164 void
1165 linkopen(Client *c, const Arg *arg)
1166 {
1167         newwindow(NULL, arg, 1);
1168 }
1169
1170 void
1171 linkopenembed(Client *c, const Arg *arg)
1172 {
1173         newwindow(NULL, arg, 0);
1174 }
1175
1176 void
1177 reload(Client *c, const Arg *arg)
1178 {
1179         gboolean nocache = *(gboolean *)arg;
1180         if (nocache)
1181                 webkit_web_view_reload_bypass_cache(c->view);
1182         else
1183                 webkit_web_view_reload(c->view);
1184 }
1185
1186 void
1187 scroll_h(Client *c, const Arg *a)
1188 {
1189         evalscript(c, "window.scrollBy(%d * (window.innerWidth / 100), 0)",
1190             a->i);
1191 }
1192
1193 void
1194 scroll_v(Client *c, const Arg *a)
1195 {
1196         evalscript(c, "window.scrollBy(0, %d * (window.innerHeight / 100))",
1197             a->i);
1198 }
1199
1200 void
1201 setatom(Client *c, int a, const char *v)
1202 {
1203         XSync(dpy, False);
1204         XChangeProperty(dpy, c->xid,
1205                         atoms[a], XA_STRING, 8, PropModeReplace,
1206                         (unsigned char *)v, strlen(v) + 1);
1207 }
1208
1209 void
1210 setup(void)
1211 {
1212         int i;
1213         WebKitWebContext *context;
1214         GError *error = NULL;
1215
1216         /* clean up any zombies immediately */
1217         sigchld(0);
1218         gtk_init(NULL, NULL);
1219
1220         dpy = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
1221
1222         /* atoms */
1223         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1224         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1225         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1226
1227         /* dirs and files */
1228         cookiefile = buildfile(cookiefile);
1229         scriptfile = buildfile(scriptfile);
1230         cachedir   = buildpath(cachedir);
1231
1232         if (stylefile == NULL) {
1233                 styledir = buildpath(styledir);
1234                 for (i = 0; i < LENGTH(styles); i++) {
1235                         if (regcomp(&(styles[i].re), styles[i].regex,
1236                             REG_EXTENDED)) {
1237                                 fprintf(stderr,
1238                                         "Could not compile regex: %s\n",
1239                                         styles[i].regex);
1240                                 styles[i].regex = NULL;
1241                         }
1242                         styles[i].style = g_strconcat(styledir, "/",
1243                             styles[i].style, NULL);
1244                 }
1245                 g_free(styledir);
1246         } else {
1247                 stylefile = buildfile(stylefile);
1248         }
1249 }
1250
1251 void
1252 sigchld(int unused)
1253 {
1254         if (signal(SIGCHLD, sigchld) == SIG_ERR)
1255                 die("Can't install SIGCHLD handler");
1256         while (0 < waitpid(-1, NULL, WNOHANG));
1257 }
1258
1259 void
1260 spawn(Client *c, const Arg *arg)
1261 {
1262         if (fork() == 0) {
1263                 if (dpy)
1264                         close(ConnectionNumber(dpy));
1265                 setsid();
1266                 execvp(((char **)arg->v)[0], (char **)arg->v);
1267                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1268                 perror(" failed");
1269                 exit(0);
1270         }
1271 }
1272
1273 void
1274 stop(Client *c, const Arg *arg)
1275 {
1276         webkit_web_view_stop_loading(c->view);
1277 }
1278
1279 void
1280 titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
1281 {
1282         c->title = webkit_web_view_get_title(c->view);
1283         updatetitle(c);
1284 }
1285
1286 gboolean
1287 winevent(GtkWidget *w, GdkEvent *e, Client *c)
1288 {
1289         switch (e->type) {
1290         case GDK_LEAVE_NOTIFY:
1291                 c->targeturi = NULL;
1292                 updatetitle(c);
1293                 break;
1294         case GDK_WINDOW_STATE: /* fallthrough */
1295                 if (e->window_state.changed_mask ==
1296                     GDK_WINDOW_STATE_FULLSCREEN) {
1297                         c->fullscreen = e->window_state.new_window_state &
1298                             GDK_WINDOW_STATE_FULLSCREEN;
1299                         break;
1300                 }
1301         default:
1302                 return FALSE;
1303         }
1304
1305         return TRUE;
1306 }
1307
1308 void
1309 toggle(Client *c, const Arg *arg)
1310 {
1311         WebKitWebSettings *settings;
1312         char *name = (char *)arg->v;
1313         gboolean value;
1314         Arg a = { .b = FALSE };
1315
1316         settings = webkit_web_view_get_settings(c->view);
1317         g_object_get(G_OBJECT(settings), name, &value, NULL);
1318         g_object_set(G_OBJECT(settings), name, !value, NULL);
1319
1320         reload(c, &a);
1321 }
1322
1323 void
1324 togglecookiepolicy(Client *c, const Arg *arg)
1325 {
1326         ++cookiepolicy;
1327         cookiepolicy %= strlen(cookiepolicies);
1328
1329         webkit_cookie_manager_set_accept_policy(
1330             webkit_web_context_get_cookie_manager(
1331             webkit_web_view_get_context(c->view)),
1332             cookiepolicy_get());
1333
1334         updatetitle(c);
1335         /* Do not reload. */
1336 }
1337
1338 void
1339 togglegeolocation(Client *c, const Arg *arg)
1340 {
1341         Arg a = { .b = FALSE };
1342
1343         allowgeolocation ^= 1;
1344         reload(c, &a);
1345 }
1346
1347 void
1348 togglestyle(Client *c, const Arg *arg)
1349 {
1350         enablestyle = !enablestyle;
1351         setstyle(c, enablestyle ? getstyle(geturi(c)) : "");
1352
1353         updatetitle(c);
1354 }
1355
1356 void
1357 gettogglestat(Client *c)
1358 {
1359         gboolean value;
1360         int p = 0;
1361         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1362
1363         togglestat[p++] = cookiepolicy_set(cookiepolicy_get());
1364
1365         g_object_get(G_OBJECT(settings), "enable-caret-browsing", &value,
1366                      NULL);
1367         togglestat[p++] = value? 'C': 'c';
1368
1369         togglestat[p++] = allowgeolocation? 'G': 'g';
1370
1371         togglestat[p++] = enablediskcache? 'D': 'd';
1372
1373         g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1374         togglestat[p++] = value? 'I': 'i';
1375
1376         g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1377         togglestat[p++] = value? 'S': 's';
1378
1379         g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1380         togglestat[p++] = value? 'V': 'v';
1381
1382         togglestat[p++] = enablestyle ? 'M': 'm';
1383
1384         togglestat[p] = '\0';
1385 }
1386
1387 void
1388 getpagestat(Client *c)
1389 {
1390         const char *uri = geturi(c);
1391
1392         pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
1393             c->tlsflags > 0 ? 'U' : 'T';
1394         pagestat[1] = '\0';
1395 }
1396
1397 void
1398 updatetitle(Client *c)
1399 {
1400         char *t;
1401
1402         if (showindicators) {
1403                 gettogglestat(c);
1404                 getpagestat(c);
1405
1406                 if (c->linkhover) {
1407                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1408                                             c->linkhover);
1409                 } else if (c->progress != 100) {
1410                         t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1411                                             togglestat, pagestat,
1412                                             c->title == NULL ? "" : c->title);
1413                 } else {
1414                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1415                                             c->title == NULL ? "" : c->title);
1416                 }
1417
1418                 gtk_window_set_title(GTK_WINDOW(c->win), t);
1419                 g_free(t);
1420         } else {
1421                 gtk_window_set_title(GTK_WINDOW(c->win), (c->title == NULL) ?
1422                                      "" : c->title);
1423         }
1424 }
1425
1426 void
1427 updatewinid(Client *c)
1428 {
1429         snprintf(winid, LENGTH(winid), "%lu", c->xid);
1430 }
1431
1432 void
1433 usage(void)
1434 {
1435         die("usage: %s [-bBdDfFgGiIkKmMnNpPsSvx] [-a cookiepolicies ] "
1436             "[-c cookiefile] [-e xid] [-r scriptfile] [-t stylefile] "
1437             "[-u useragent] [-z zoomlevel] [uri]\n", basename(argv0));
1438 }
1439
1440 void
1441 zoom(Client *c, const Arg *a)
1442 {
1443         if (a->i > 0)
1444                 webkit_web_view_set_zoom_level(c->view, zoomlevel + 0.1);
1445         else if (a->i < 0)
1446                 webkit_web_view_set_zoom_level(c->view, zoomlevel - 0.1);
1447         else
1448                 webkit_web_view_set_zoom_level(c->view, 1.0);
1449
1450         zoomlevel = webkit_web_view_get_zoom_level(c->view);
1451 }
1452
1453 int
1454 main(int argc, char *argv[])
1455 {
1456         Arg arg;
1457         Client *c;
1458
1459         memset(&arg, 0, sizeof(arg));
1460
1461         /* command line args */
1462         ARGBEGIN {
1463         case 'a':
1464                 cookiepolicies = EARGF(usage());
1465                 break;
1466         case 'b':
1467                 enablescrollbars = 0;
1468                 break;
1469         case 'B':
1470                 enablescrollbars = 1;
1471                 break;
1472         case 'c':
1473                 cookiefile = EARGF(usage());
1474                 break;
1475         case 'd':
1476                 enablediskcache = 0;
1477                 break;
1478         case 'D':
1479                 enablediskcache = 1;
1480                 break;
1481         case 'e':
1482                 embed = strtol(EARGF(usage()), NULL, 0);
1483                 break;
1484         case 'f':
1485                 runinfullscreen = 0;
1486                 break;
1487         case 'F':
1488                 runinfullscreen = 1;
1489                 break;
1490         case 'g':
1491                 allowgeolocation = 0;
1492                 break;
1493         case 'G':
1494                 allowgeolocation = 1;
1495                 break;
1496         case 'i':
1497                 loadimages = 0;
1498                 break;
1499         case 'I':
1500                 loadimages = 1;
1501                 break;
1502         case 'k':
1503                 kioskmode = 0;
1504                 break;
1505         case 'K':
1506                 kioskmode = 1;
1507                 break;
1508         case 'm':
1509                 enablestyle = 0;
1510                 break;
1511         case 'M':
1512                 enablestyle = 1;
1513                 break;
1514         case 'n':
1515                 enableinspector = 0;
1516                 break;
1517         case 'N':
1518                 enableinspector = 1;
1519                 break;
1520         case 'p':
1521                 enableplugins = 0;
1522                 break;
1523         case 'P':
1524                 enableplugins = 1;
1525                 break;
1526         case 'r':
1527                 scriptfile = EARGF(usage());
1528                 break;
1529         case 's':
1530                 enablescripts = 0;
1531                 break;
1532         case 'S':
1533                 enablescripts = 1;
1534                 break;
1535         case 't':
1536                 stylefile = EARGF(usage());
1537                 break;
1538         case 'u':
1539                 useragent = EARGF(usage());
1540                 break;
1541         case 'v':
1542                 die("surf-"VERSION", ©2009-2015 surf engineers, "
1543                     "see LICENSE for details\n");
1544         case 'x':
1545                 showxid = TRUE;
1546                 break;
1547         case 'z':
1548                 zoomlevel = strtof(EARGF(usage()), NULL);
1549                 break;
1550         default:
1551                 usage();
1552         } ARGEND;
1553         if (argc > 0)
1554                 arg.v = argv[0];
1555
1556         setup();
1557         c = newclient(NULL);
1558         showview(NULL, c);
1559         if (arg.v)
1560                 loaduri(clients, &arg);
1561         else
1562                 updatetitle(c);
1563
1564         gtk_main();
1565         cleanup();
1566
1567         return EXIT_SUCCESS;
1568 }
1569