surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5 #include <sys/file.h>
   6 #include <sys/types.h>
   7 #include <sys/wait.h>
   8 #include <libgen.h>
   9 #include <limits.h>
  10 #include <pwd.h>
  11 #include <regex.h>
  12 #include <signal.h>
  13 #include <stdarg.h>
  14 #include <stdio.h>
  15 #include <stdlib.h>
  16 #include <string.h>
  17 #include <unistd.h>
  18
  19 #include <gdk/gdk.h>
  20 #include <gdk/gdkkeysyms.h>
  21 #include <gdk/gdkx.h>
  22 #include <glib/gstdio.h>
  23 #include <gtk/gtk.h>
  24 #include <gtk/gtkx.h>
  25 #include <JavaScriptCore/JavaScript.h>
  26 #include <webkit2/webkit2.h>
  27 #include <X11/X.h>
  28 #include <X11/Xatom.h>
  29
  30 #include "arg.h"
  31
  32 #define LENGTH(x)               (sizeof(x) / sizeof(x[0]))
  33 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  34
  35 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  36
  37 enum {
  38         CaretBrowsing,
  39         FrameFlattening,
  40         Geolocation,
  41         JavaScript,
  42         LoadImages,
  43         Plugins,
  44         ScrollBars,
  45 };
  46
  47 enum {
  48         OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
  49         OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
  50         OnImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
  51         OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
  52         OnEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
  53         OnBar   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
  54         OnSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
  55         OnAny   = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
  56 };
  57
  58 typedef union {
  59         int b;
  60         int i;
  61         const void *v;
  62 } Arg;
  63
  64 typedef struct Client {
  65         GtkWidget *win;
  66         WebKitWebView *view;
  67         WebKitWebInspector *inspector;
  68         WebKitFindController *finder;
  69         WebKitHitTestResult *mousepos;
  70         GTlsCertificateFlags tlsflags;
  71         Window xid;
  72         int progress, fullscreen;
  73         const char *title, *targeturi;
  74         const char *needle;
  75         struct Client *next;
  76 } Client;
  77
  78 typedef struct {
  79         guint mod;
  80         guint keyval;
  81         void (*func)(Client *c, const Arg *a);
  82         const Arg arg;
  83 } Key;
  84
  85 typedef struct {
  86         unsigned int target;
  87         unsigned int mask;
  88         guint button;
  89         void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
  90         const Arg arg;
  91         unsigned int stopevent;
  92 } Button;
  93
  94 typedef struct {
  95         char *regex;
  96         char *style;
  97         regex_t re;
  98 } SiteStyle;
  99
 100 /* Surf */
 101 static void usage(void);
 102 static void die(const char *errstr, ...);
 103 static void setup(void);
 104 static void sigchld(int unused);
 105 static char *buildfile(const char *path);
 106 static char *buildpath(const char *path);
 107 static Client *newclient(Client *c);
 108 static void addaccelgroup(Client *c);
 109 static void loaduri(Client *c, const Arg *a);
 110 static const char *geturi(Client *c);
 111 static void setatom(Client *c, int a, const char *v);
 112 static const char *getatom(Client *c, int a);
 113 static void updatetitle(Client *c);
 114 static void gettogglestats(Client *c);
 115 static void getpagestats(Client *c);
 116 static WebKitCookieAcceptPolicy cookiepolicy_get(void);
 117 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
 118 static const char *getstyle(const char *uri);
 119 static void setstyle(Client *c, const char *stylefile);
 120 static void runscript(Client *c);
 121 static void evalscript(Client *c, const char *jsstr, ...);
 122 static void updatewinid(Client *c);
 123 static void handleplumb(Client *c, const char *uri);
 124 static void newwindow(Client *c, const Arg *a, int noembed);
 125 static void spawn(Client *c, const Arg *a);
 126 static void destroyclient(Client *c);
 127 static void cleanup(void);
 128
 129 /* GTK/WebKit */
 130 static WebKitWebView *newview(Client *c, WebKitWebView *rv);
 131 static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
 132                              Client *c);
 133 static gboolean buttonreleased(GtkWidget *w, GdkEvent *e, Client *c);
 134 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
 135                          GdkModifierType mods, Client *c);
 136 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 137                                 gpointer d);
 138 static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
 139 static void showview(WebKitWebView *v, Client *c);
 140 static GtkWidget *createwindow(Client *c);
 141 static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
 142 static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
 143 static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
 144 static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
 145                                guint modifiers, Client *c);
 146 static gboolean permissionrequested(WebKitWebView *v,
 147                                     WebKitPermissionRequest *r, Client *c);
 148 static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 149                              WebKitPolicyDecisionType dt, Client *c);
 150 static void decidenavigation(WebKitPolicyDecision *d, Client *c);
 151 static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
 152 static void decideresource(WebKitPolicyDecision *d, Client *c);
 153 static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
 154                             Client *c);
 155 static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
 156 static void download(Client *c, WebKitURIResponse *r);
 157 static void closeview(WebKitWebView *v, Client *c);
 158 static void destroywin(GtkWidget* w, Client *c);
 159
 160 /* Hotkeys */
 161 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 162 static void reload(Client *c, const Arg *a);
 163 static void print(Client *c, const Arg *a);
 164 static void clipboard(Client *c, const Arg *a);
 165 static void zoom(Client *c, const Arg *a);
 166 static void scroll_v(Client *c, const Arg *a);
 167 static void scroll_h(Client *c, const Arg *a);
 168 static void navigate(Client *c, const Arg *a);
 169 static void stop(Client *c, const Arg *a);
 170 static void toggle(Client *c, const Arg *a);
 171 static void togglefullscreen(Client *c, const Arg *a);
 172 static void togglecookiepolicy(Client *c, const Arg *a);
 173 static void togglestyle(Client *c, const Arg *a);
 174 static void toggleinspector(Client *c, const Arg *a);
 175 static void find(Client *c, const Arg *a);
 176
 177 /* Buttons */
 178 static void clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h);
 179 static void clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h);
 180 static void clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h);
 181
 182 static char winid[64];
 183 static char togglestats[10];
 184 static char pagestats[2];
 185 static Atom atoms[AtomLast];
 186 static Window embed;
 187 static int showxid;
 188 static int cookiepolicy;
 189 static Display *dpy;
 190 static Client *clients;
 191 static char *stylefile;
 192 static const char *useragent;
 193 char *argv0;
 194
 195 /* configuration, allows nested code to access above variables */
 196 #include "config.h"
 197
 198 void
 199 usage(void)
 200 {
 201         die("usage: %s [-bBdDfFgGiIkKmMnNpPsSvx] [-a cookiepolicies ] "
 202             "[-c cookiefile] [-e xid] [-r scriptfile] [-t stylefile] "
 203             "[-u useragent] [-z zoomlevel] [uri]\n", basename(argv0));
 204 }
 205
 206 void
 207 die(const char *errstr, ...)
 208 {
 209         va_list ap;
 210
 211         va_start(ap, errstr);
 212         vfprintf(stderr, errstr, ap);
 213         va_end(ap);
 214         exit(EXIT_FAILURE);
 215 }
 216
 217 void
 218 setup(void)
 219 {
 220         int i;
 221
 222         /* clean up any zombies immediately */
 223         sigchld(0);
 224         gtk_init(NULL, NULL);
 225
 226         dpy = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
 227
 228         /* atoms */
 229         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
 230         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
 231         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
 232
 233         /* dirs and files */
 234         cookiefile = buildfile(cookiefile);
 235         scriptfile = buildfile(scriptfile);
 236         cachedir   = buildpath(cachedir);
 237
 238         if (!stylefile) {
 239                 styledir = buildpath(styledir);
 240                 for (i = 0; i < LENGTH(styles); ++i) {
 241                         if (regcomp(&(styles[i].re), styles[i].regex,
 242                             REG_EXTENDED)) {
 243                                 fprintf(stderr,
 244                                         "Could not compile regex: %s\n",
 245                                         styles[i].regex);
 246                                 styles[i].regex = NULL;
 247                         }
 248                         styles[i].style = g_strconcat(styledir, "/",
 249                                                       styles[i].style, NULL);
 250                 }
 251                 g_free(styledir);
 252         } else {
 253                 stylefile = buildfile(stylefile);
 254         }
 255 }
 256
 257 void
 258 sigchld(int unused)
 259 {
 260         if (signal(SIGCHLD, sigchld) == SIG_ERR)
 261                 die("Can't install SIGCHLD handler");
 262         while (0 < waitpid(-1, NULL, WNOHANG));
 263 }
 264
 265 char *
 266 buildfile(const char *path)
 267 {
 268         char *dname, *bname, *bpath, *fpath;
 269         FILE *f;
 270
 271         dname = g_path_get_dirname(path);
 272         bname = g_path_get_basename(path);
 273
 274         bpath = buildpath(dname);
 275         g_free(dname);
 276
 277         fpath = g_build_filename(bpath, bname, NULL);
 278         g_free(bpath);
 279         g_free(bname);
 280
 281         if (!(f = fopen(fpath, "a")))
 282                 die("Could not open file: %s\n", fpath);
 283
 284         g_chmod(fpath, 0600); /* always */
 285         fclose(f);
 286
 287         return fpath;
 288 }
 289
 290 char *
 291 buildpath(const char *path)
 292 {
 293         struct passwd *pw;
 294         char *apath, *name, *p, *fpath;
 295
 296         if (path[0] == '~') {
 297                 if (path[1] == '/' || path[1] == '\0') {
 298                         p = (char *)&path[1];
 299                         pw = getpwuid(getuid());
 300                 } else {
 301                         if ((p = strchr(path, '/')))
 302                                 name = g_strndup(&path[1], --p - path);
 303                         else
 304                                 name = g_strdup(&path[1]);
 305
 306                         if (!(pw = getpwnam(name))) {
 307                                 die("Can't get user %s home directory: %s.\n",
 308                                     name, path);
 309                         }
 310                         g_free(name);
 311                 }
 312                 apath = g_build_filename(pw->pw_dir, p, NULL);
 313         } else {
 314                 apath = g_strdup(path);
 315         }
 316
 317         /* creating directory */
 318         if (g_mkdir_with_parents(apath, 0700) < 0)
 319                 die("Could not access directory: %s\n", apath);
 320
 321         fpath = realpath(apath, NULL);
 322         g_free(apath);
 323
 324         return fpath;
 325 }
 326
 327 Client *
 328 newclient(Client *rc)
 329 {
 330         Client *c;
 331
 332         if (!(c = calloc(1, sizeof(Client))))
 333                 die("Cannot malloc!\n");
 334
 335         c->title = NULL;
 336         c->progress = 100;
 337
 338         c->next = clients;
 339         clients = c;
 340
 341         c->view = newview(c, rc ? rc->view : NULL);
 342         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 343
 344         return c;
 345 }
 346
 347 void
 348 addaccelgroup(Client *c)
 349 {
 350         int i;
 351         GtkAccelGroup *group = gtk_accel_group_new();
 352         GClosure *closure;
 353
 354         for (i = 0; i < LENGTH(keys); i++) {
 355                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 356                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod, 0,
 357                                         closure);
 358         }
 359         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 360 }
 361
 362 void
 363 loaduri(Client *c, const Arg *a)
 364 {
 365         struct stat st;
 366         char *url, *path;
 367         const char *uri = a->v;
 368
 369         if (g_strcmp0(uri, "") == 0)
 370                 return;
 371
 372         if (g_strrstr(uri, "://") || g_str_has_prefix(uri, "about:")) {
 373                 url = g_strdup(uri);
 374         } else if (!stat(uri, &st) && (path = realpath(uri, NULL))) {
 375                 url = g_strdup_printf("file://%s", path);
 376                 free(path);
 377         } else {
 378                 url = g_strdup_printf("http://%s", uri);
 379         }
 380
 381         setatom(c, AtomUri, url);
 382
 383         if (strcmp(url, geturi(c)) == 0) {
 384                 reload(c, a);
 385         } else {
 386                 webkit_web_view_load_uri(c->view, url);
 387                 c->title = geturi(c);
 388                 updatetitle(c);
 389         }
 390
 391         g_free(url);
 392 }
 393
 394 const char *
 395 geturi(Client *c)
 396 {
 397         const char *uri;
 398
 399         if (!(uri = webkit_web_view_get_uri(c->view)))
 400                 uri = "about:blank";
 401         return uri;
 402 }
 403
 404 void
 405 setatom(Client *c, int a, const char *v)
 406 {
 407         XSync(dpy, False);
 408         XChangeProperty(dpy, c->xid,
 409                         atoms[a], XA_STRING, 8, PropModeReplace,
 410                         (unsigned char *)v, strlen(v) + 1);
 411 }
 412
 413 const char *
 414 getatom(Client *c, int a)
 415 {
 416         static char buf[BUFSIZ];
 417         Atom adummy;
 418         int idummy;
 419         unsigned long ldummy;
 420         unsigned char *p = NULL;
 421
 422         XGetWindowProperty(dpy, c->xid, atoms[a], 0L, BUFSIZ, False, XA_STRING,
 423                            &adummy, &idummy, &ldummy, &ldummy, &p);
 424         if (p)
 425                 strncpy(buf, (char *)p, LENGTH(buf) - 1);
 426         else
 427                 buf[0] = '\0';
 428         XFree(p);
 429
 430         return buf;
 431 }
 432
 433 void
 434 updatetitle(Client *c)
 435 {
 436         char *title;
 437
 438         if (showindicators) {
 439                 gettogglestats(c);
 440                 getpagestats(c);
 441
 442                 if (c->progress != 100) {
 443                         title = g_strdup_printf("[%i%%] %s:%s | %s",
 444                                 c->progress, togglestats, pagestats,
 445                                 c->targeturi ? c->targeturi : c->title);
 446                 } else {
 447                         title = g_strdup_printf("%s:%s | %s",
 448                                 togglestats, pagestats,
 449                                 c->targeturi ? c->targeturi : c->title);
 450                 }
 451
 452                 gtk_window_set_title(GTK_WINDOW(c->win), title);
 453                 g_free(title);
 454         } else {
 455                 gtk_window_set_title(GTK_WINDOW(c->win), c->title ?
 456                                      c->title : "");
 457         }
 458 }
 459
 460 void
 461 gettogglestats(Client *c)
 462 {
 463         togglestats[0] = cookiepolicy_set(cookiepolicy_get());
 464         togglestats[1] = enablecaretbrowsing ?   'C' : 'c';
 465         togglestats[2] = allowgeolocation ?      'G' : 'g';
 466         togglestats[3] = enablecache ?           'D' : 'd';
 467         togglestats[4] = loadimages ?            'I' : 'i';
 468         togglestats[5] = enablescripts ?         'S' : 's';
 469         togglestats[6] = enableplugins ?         'V' : 'v';
 470         togglestats[7] = enablestyle ?           'M' : 'm';
 471         togglestats[8] = enableframeflattening ? 'F' : 'f';
 472         togglestats[9] = '\0';
 473 }
 474
 475 void
 476 getpagestats(Client *c)
 477 {
 478         pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
 479                        c->tlsflags > 0 ? 'U' : 'T';
 480         pagestats[1] = '\0';
 481 }
 482
 483 WebKitCookieAcceptPolicy
 484 cookiepolicy_get(void)
 485 {
 486         switch (cookiepolicies[cookiepolicy]) {
 487         case 'a':
 488                 return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
 489         case '@':
 490                 return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
 491         case 'A':
 492         default:
 493                 break;
 494         }
 495
 496         return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
 497 }
 498
 499 char
 500 cookiepolicy_set(const WebKitCookieAcceptPolicy p)
 501 {
 502         switch (p) {
 503         case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
 504                 return 'a';
 505         case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
 506                 return '@';
 507         case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
 508         default:
 509                 break;
 510         }
 511
 512         return 'A';
 513 }
 514
 515 const char *
 516 getstyle(const char *uri)
 517 {
 518         int i;
 519
 520         if (stylefile)
 521                 return stylefile;
 522
 523         for (i = 0; i < LENGTH(styles); ++i) {
 524                 if (styles[i].regex &&
 525                     !regexec(&(styles[i].re), uri, 0, NULL, 0))
 526                         return styles[i].style;
 527         }
 528
 529         return "";
 530 }
 531
 532 void
 533 setstyle(Client *c, const char *stylefile)
 534 {
 535         gchar *style;
 536
 537         if (!g_file_get_contents(stylefile, &style, NULL, NULL)) {
 538                 fprintf(stderr, "Could not read style file: %s\n", stylefile);
 539                 return;
 540         }
 541
 542         webkit_user_content_manager_add_style_sheet(
 543             webkit_web_view_get_user_content_manager(c->view),
 544             webkit_user_style_sheet_new(style,
 545             WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
 546             WEBKIT_USER_STYLE_LEVEL_USER,
 547             NULL, NULL));
 548
 549         g_free(style);
 550 }
 551
 552 void
 553 runscript(Client *c)
 554 {
 555         gchar *script;
 556         gsize l;
 557
 558         if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
 559                 evalscript(c, script);
 560         g_free(script);
 561 }
 562
 563 void
 564 evalscript(Client *c, const char *jsstr, ...)
 565 {
 566         va_list ap;
 567         gchar *script;
 568
 569         va_start(ap, jsstr);
 570         script = g_strdup_vprintf(jsstr, ap);
 571         va_end(ap);
 572
 573         webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
 574         g_free(script);
 575 }
 576
 577 void
 578 updatewinid(Client *c)
 579 {
 580         snprintf(winid, LENGTH(winid), "%lu", c->xid);
 581 }
 582
 583 void
 584 handleplumb(Client *c, const char *uri)
 585 {
 586         Arg a = (Arg)PLUMB(uri);
 587         spawn(c, &a);
 588 }
 589
 590 void
 591 newwindow(Client *c, const Arg *a, int noembed)
 592 {
 593         int i = 0;
 594         char tmp[64];
 595         const char *cmd[26], *uri;
 596         const Arg arg = { .v = cmd };
 597
 598         cmd[i++] = argv0;
 599         cmd[i++] = "-a";
 600         cmd[i++] = cookiepolicies;
 601         cmd[i++] = enablescrollbars ? "-B" : "-b";
 602         if (cookiefile && g_strcmp0(cookiefile, "")) {
 603                 cmd[i++] = "-c";
 604                 cmd[i++] = cookiefile;
 605         }
 606         cmd[i++] = enablecache ? "-D" : "-d";
 607         if (embed && !noembed) {
 608                 cmd[i++] = "-e";
 609                 snprintf(tmp, LENGTH(tmp), "%lu", embed);
 610                 cmd[i++] = tmp;
 611         }
 612         cmd[i++] = runinfullscreen ? "-F" : "-f";
 613         cmd[i++] = allowgeolocation ? "-G" : "-g";
 614         cmd[i++] = loadimages ? "-I" : "-i";
 615         cmd[i++] = kioskmode ? "-K" : "-k";
 616         cmd[i++] = enablestyle ? "-M" : "-m";
 617         cmd[i++] = enableinspector ? "-N" : "-n";
 618         cmd[i++] = enableplugins ? "-P" : "-p";
 619         if (scriptfile && g_strcmp0(scriptfile, "")) {
 620                 cmd[i++] = "-r";
 621                 cmd[i++] = scriptfile;
 622         }
 623         cmd[i++] = enablescripts ? "-S" : "-s";
 624         if (stylefile && g_strcmp0(stylefile, "")) {
 625                 cmd[i++] = "-t";
 626                 cmd[i++] = stylefile;
 627         }
 628         if (fulluseragent && g_strcmp0(fulluseragent, "")) {
 629                 cmd[i++] = "-u";
 630                 cmd[i++] = fulluseragent;
 631         }
 632         if (showxid)
 633                 cmd[i++] = "-x";
 634         /* do not keep zoom level */
 635         cmd[i++] = "--";
 636         if ((uri = a->v))
 637                 cmd[i++] = uri;
 638         cmd[i] = NULL;
 639
 640         spawn(c, &arg);
 641 }
 642
 643 void
 644 spawn(Client *c, const Arg *a)
 645 {
 646         if (fork() == 0) {
 647                 if (dpy)
 648                         close(ConnectionNumber(dpy));
 649                 setsid();
 650                 execvp(((char **)a->v)[0], (char **)a->v);
 651                 fprintf(stderr, "surf: execvp %s", ((char **)a->v)[0]);
 652                 perror(" failed");
 653                 exit(0);
 654         }
 655 }
 656
 657 void
 658 destroyclient(Client *c)
 659 {
 660         Client *p;
 661
 662         webkit_web_view_stop_loading(c->view);
 663         /* Not needed, has already been called
 664         gtk_widget_destroy(c->win);
 665          */
 666
 667         for (p = clients; p && p->next != c; p = p->next)
 668                 ;
 669         if (p)
 670                 p->next = c->next;
 671         else
 672                 clients = c->next;
 673         free(c);
 674 }
 675
 676 void
 677 cleanup(void)
 678 {
 679         while (clients)
 680                 destroyclient(clients);
 681         g_free(cookiefile);
 682         g_free(scriptfile);
 683         g_free(stylefile);
 684         g_free(cachedir);
 685 }
 686
 687 WebKitWebView *
 688 newview(Client *c, WebKitWebView *rv)
 689 {
 690         WebKitWebView *v;
 691         WebKitSettings *settings;
 692         WebKitUserContentManager *contentmanager;
 693         WebKitWebContext *context;
 694
 695         /* Webview */
 696         if (rv) {
 697                 v = WEBKIT_WEB_VIEW(
 698                     webkit_web_view_new_with_related_view(rv));
 699         } else {
 700                 settings = webkit_settings_new_with_settings(
 701                            "auto-load-images", loadimages,
 702                            "default-font-size", defaultfontsize,
 703                            "enable-caret-browsing", enablecaretbrowsing,
 704                            "enable-developer-extras", enableinspector,
 705                            "enable-dns-prefetching", enablednsprefetching,
 706                            "enable-frame-flattening", enableframeflattening,
 707                            "enable-html5-database", enablecache,
 708                            "enable-html5-local-storage", enablecache,
 709                            "enable-javascript", enablescripts,
 710                            "enable-plugins", enableplugins,
 711                            NULL);
 712 /* For mor interesting settings, have a look at
 713  * http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html */
 714
 715                 if (strcmp(fulluseragent, "")) {
 716                         webkit_settings_set_user_agent(settings, fulluseragent);
 717                 } else if (surfuseragent) {
 718                         webkit_settings_set_user_agent_with_application_details(
 719                             settings, "Surf", VERSION);
 720                 }
 721                 useragent = webkit_settings_get_user_agent(settings);
 722
 723                 contentmanager = webkit_user_content_manager_new();
 724
 725                 context = webkit_web_context_new_with_website_data_manager(
 726                           webkit_website_data_manager_new(
 727                           "base-cache-directory", cachedir,
 728                           "base-data-directory", cachedir,
 729                           NULL));
 730
 731                 /* rendering process model, can be a shared unique one
 732                  * or one for each view */
 733                 webkit_web_context_set_process_model(context,
 734                     WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
 735                 /* ssl */
 736                 webkit_web_context_set_tls_errors_policy(context, strictssl ?
 737                     WEBKIT_TLS_ERRORS_POLICY_FAIL :
 738                     WEBKIT_TLS_ERRORS_POLICY_IGNORE);
 739                 /* disk cache */
 740                 webkit_web_context_set_cache_model(context, enablecache ?
 741                     WEBKIT_CACHE_MODEL_WEB_BROWSER :
 742                     WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
 743
 744                 /* Currently only works with text file to be compatible with curl */
 745                 webkit_cookie_manager_set_persistent_storage(
 746                     webkit_web_context_get_cookie_manager(context), cookiefile,
 747                     WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
 748                 /* cookie policy */
 749                 webkit_cookie_manager_set_accept_policy(
 750                     webkit_web_context_get_cookie_manager(context),
 751                     cookiepolicy_get());
 752
 753                 g_signal_connect(G_OBJECT(context), "download-started",
 754                                  G_CALLBACK(downloadstarted), c);
 755
 756                 v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
 757                     "settings", settings,
 758                     "user-content-manager", contentmanager,
 759                     "web-context", context,
 760                     NULL);
 761         }
 762
 763         g_signal_connect(G_OBJECT(v), "notify::title",
 764                          G_CALLBACK(titlechanged), c);
 765         g_signal_connect(G_OBJECT(v), "mouse-target-changed",
 766                          G_CALLBACK(mousetargetchanged), c);
 767         g_signal_connect(G_OBJECT(v), "permission-request",
 768                          G_CALLBACK(permissionrequested), c);
 769         g_signal_connect(G_OBJECT(v), "create",
 770                          G_CALLBACK(createview), c);
 771         g_signal_connect(G_OBJECT(v), "ready-to-show",
 772                          G_CALLBACK(showview), c);
 773         g_signal_connect(G_OBJECT(v), "decide-policy",
 774                          G_CALLBACK(decidepolicy), c);
 775         g_signal_connect(G_OBJECT(v), "load-changed",
 776                          G_CALLBACK(loadchanged), c);
 777         g_signal_connect(G_OBJECT(v), "notify::estimated-load-progress",
 778                          G_CALLBACK(progresschanged), c);
 779         g_signal_connect(G_OBJECT(v), "button-release-event",
 780                          G_CALLBACK(buttonreleased), c);
 781         g_signal_connect(G_OBJECT(v), "close",
 782                         G_CALLBACK(closeview), c);
 783
 784         return v;
 785 }
 786
 787 GtkWidget *
 788 createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
 789 {
 790         Client *n;
 791
 792         switch (webkit_navigation_action_get_navigation_type(a)) {
 793         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 794                 /*
 795                  * popup windows of type “other” are almost always triggered
 796                  * by user gesture, so inverse the logic here
 797                  */
 798 /* instead of this, compare destination uri to mouse-over uri for validating window */
 799                 if (webkit_navigation_action_is_user_gesture(a))
 800                         return NULL;
 801         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 802         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 803         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 804         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 805         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 806                 n = newclient(c);
 807                 break;
 808         default:
 809                 return NULL;
 810         }
 811
 812         return GTK_WIDGET(n->view);
 813 }
 814
 815 gboolean
 816 buttonreleased(GtkWidget *w, GdkEvent *e, Client *c)
 817 {
 818         WebKitHitTestResultContext element;
 819         int i;
 820
 821         element = webkit_hit_test_result_get_context(c->mousepos);
 822
 823         for (i = 0; i < LENGTH(buttons); ++i) {
 824                 if (element & buttons[i].target &&
 825                     e->button.button == buttons[i].button &&
 826                     CLEANMASK(e->button.state) == CLEANMASK(buttons[i].mask) &&
 827                     buttons[i].func) {
 828                         buttons[i].func(c, &buttons[i].arg, c->mousepos);
 829                         return buttons[i].stopevent;
 830                 }
 831         }
 832
 833         return FALSE;
 834 }
 835
 836 gboolean
 837 keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
 838          Client *c)
 839 {
 840         guint i;
 841         gboolean processed = FALSE;
 842
 843         mods = CLEANMASK(mods);
 844         key = gdk_keyval_to_lower(key);
 845         updatewinid(c);
 846         for (i = 0; i < LENGTH(keys); i++) {
 847                 if (key == keys[i].keyval
 848                     && mods == keys[i].mod
 849                     && keys[i].func) {
 850                         keys[i].func(c, &(keys[i].arg));
 851                         processed = TRUE;
 852                 }
 853         }
 854
 855         return processed;
 856 }
 857
 858 GdkFilterReturn
 859 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
 860 {
 861         Client *c = (Client *)d;
 862         XPropertyEvent *ev;
 863         Arg a;
 864
 865         if (((XEvent *)e)->type == PropertyNotify) {
 866                 ev = &((XEvent *)e)->xproperty;
 867                 if (ev->state == PropertyNewValue) {
 868                         if (ev->atom == atoms[AtomFind]) {
 869                                 find(c, NULL);
 870
 871                                 return GDK_FILTER_REMOVE;
 872                         } else if (ev->atom == atoms[AtomGo]) {
 873                                 a.v = getatom(c, AtomGo);
 874                                 loaduri(c, &a);
 875
 876                                 return GDK_FILTER_REMOVE;
 877                         }
 878                 }
 879         }
 880         return GDK_FILTER_CONTINUE;
 881 }
 882
 883 gboolean
 884 winevent(GtkWidget *w, GdkEvent *e, Client *c)
 885 {
 886         switch (e->type) {
 887         case GDK_LEAVE_NOTIFY:
 888                 c->targeturi = NULL;
 889                 updatetitle(c);
 890                 break;
 891         case GDK_WINDOW_STATE: /* fallthrough */
 892                 if (e->window_state.changed_mask ==
 893                     GDK_WINDOW_STATE_FULLSCREEN) {
 894                         c->fullscreen = e->window_state.new_window_state &
 895                                         GDK_WINDOW_STATE_FULLSCREEN;
 896                         break;
 897                 }
 898         default:
 899                 return FALSE;
 900         }
 901
 902         return TRUE;
 903 }
 904
 905 void
 906 showview(WebKitWebView *v, Client *c)
 907 {
 908         GdkGeometry hints = { 1, 1 };
 909         GdkRGBA bgcolor = { 0 };
 910         GdkWindow *gwin;
 911
 912         c->finder = webkit_web_view_get_find_controller(c->view);
 913         if (enableinspector)
 914                 c->inspector = webkit_web_view_get_inspector(c->view);
 915
 916         c->win = createwindow(c);
 917
 918         gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
 919         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 920                                       GDK_HINT_MIN_SIZE);
 921         gtk_widget_show_all(c->win);
 922         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 923
 924         gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
 925         c->xid = gdk_x11_window_get_xid(gwin);
 926         updatewinid(c);
 927         if (showxid) {
 928                 gdk_display_sync(gtk_widget_get_display(c->win));
 929                 puts(winid);
 930         }
 931
 932         if (hidebackground)
 933                 webkit_web_view_set_background_color(c->view, &bgcolor);
 934
 935         if (!kioskmode) {
 936                 addaccelgroup(c);
 937                 gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
 938                 gdk_window_add_filter(gwin, processx, c);
 939         }
 940
 941         if (runinfullscreen)
 942                 togglefullscreen(c, NULL);
 943
 944         if (zoomlevel != 1.0)
 945                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
 946
 947         setatom(c, AtomFind, "");
 948         setatom(c, AtomUri, "about:blank");
 949 }
 950
 951 GtkWidget *
 952 createwindow(Client *c)
 953 {
 954         GtkWidget *w;
 955
 956         if (embed) {
 957                 w = gtk_plug_new(embed);
 958         } else {
 959                 w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 960
 961                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
 962                  * is always correct, so we should still call this function.
 963                  * But when doing so, we *must* differentiate between a
 964                  * WM_CLASS and a resource on the window.  By convention, the
 965                  * window class (WM_CLASS) is capped, while the resource is in
 966                  * lowercase.   Both these values come as a pair.
 967                  */
 968                 gtk_window_set_wmclass(GTK_WINDOW(w), "surf", "Surf");
 969
 970                 /* TA:  20091214:  And set the role here as well -- so that
 971                  * sessions can pick this up.
 972                  */
 973                 gtk_window_set_role(GTK_WINDOW(w), "Surf");
 974
 975                 gtk_window_set_default_size(GTK_WINDOW(w), 800, 600);
 976         }
 977
 978         g_signal_connect(G_OBJECT(w), "destroy",
 979                          G_CALLBACK(destroywin), c);
 980         g_signal_connect(G_OBJECT(w), "leave-notify-event",
 981                          G_CALLBACK(winevent), c);
 982         g_signal_connect(G_OBJECT(w), "window-state-event",
 983                          G_CALLBACK(winevent), c);
 984
 985         return w;
 986 }
 987
 988 void
 989 loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
 990 {
 991         switch (e) {
 992         case WEBKIT_LOAD_STARTED:
 993                 c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 994                 break;
 995         case WEBKIT_LOAD_REDIRECTED:
 996                 setatom(c, AtomUri, geturi(c));
 997                 break;
 998         case WEBKIT_LOAD_COMMITTED:
 999                 if (!webkit_web_view_get_tls_info(c->view, NULL,
1000                     &(c->tlsflags)))
1001                         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
1002
1003                 setatom(c, AtomUri, geturi(c));
1004
1005                 if (enablestyle)
1006                         setstyle(c, getstyle(geturi(c)));
1007                 break;
1008         case WEBKIT_LOAD_FINISHED:
1009                 /* Disabled until we write some WebKitWebExtension for
1010                  * manipulating the DOM directly.
1011                 evalscript(c, "document.documentElement.style.overflow = '%s'",
1012                     enablescrollbars ? "auto" : "hidden");
1013                 */
1014                 runscript(c);
1015                 break;
1016         }
1017         updatetitle(c);
1018 }
1019
1020 void
1021 progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
1022 {
1023         c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
1024                       100;
1025         updatetitle(c);
1026 }
1027
1028 void
1029 titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
1030 {
1031         c->title = webkit_web_view_get_title(c->view);
1032         updatetitle(c);
1033 }
1034
1035 void
1036 mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
1037     Client *c)
1038 {
1039         WebKitHitTestResultContext hc = webkit_hit_test_result_get_context(h);
1040
1041         /* Keep the hit test to know where is the pointer on the next click */
1042         c->mousepos = h;
1043
1044         if (hc & OnLink)
1045                 c->targeturi = webkit_hit_test_result_get_link_uri(h);
1046         else if (hc & OnImg)
1047                 c->targeturi = webkit_hit_test_result_get_image_uri(h);
1048         else if (hc & OnMedia)
1049                 c->targeturi = webkit_hit_test_result_get_media_uri(h);
1050         else
1051                 c->targeturi = NULL;
1052         updatetitle(c);
1053 }
1054
1055 gboolean
1056 permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
1057 {
1058         if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
1059                 if (allowgeolocation)
1060                         webkit_permission_request_allow(r);
1061                 else
1062                         webkit_permission_request_deny(r);
1063                 return TRUE;
1064         }
1065
1066         return FALSE;
1067 }
1068
1069 gboolean
1070 decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
1071     WebKitPolicyDecisionType dt, Client *c)
1072 {
1073         switch (dt) {
1074         case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
1075                 decidenavigation(d, c);
1076                 break;
1077         case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
1078                 decidenewwindow(d, c);
1079                 break;
1080         case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
1081                 decideresource(d, c);
1082                 break;
1083         default:
1084                 webkit_policy_decision_ignore(d);
1085                 break;
1086         }
1087         return TRUE;
1088 }
1089
1090 void
1091 decidenavigation(WebKitPolicyDecision *d, Client *c)
1092 {
1093         WebKitNavigationAction *a =
1094             webkit_navigation_policy_decision_get_navigation_action(
1095             WEBKIT_NAVIGATION_POLICY_DECISION(d));
1096
1097         switch (webkit_navigation_action_get_navigation_type(a)) {
1098         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
1099         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
1100         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
1101         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
1102         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED: /* fallthrough */
1103         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
1104         default:
1105                 /* Do not navigate to links with a "_blank" target (popup) */
1106                 if (webkit_navigation_policy_decision_get_frame_name(
1107                     WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
1108                         webkit_policy_decision_ignore(d);
1109                 } else {
1110                         /* Filter out navigation to different domain ? */
1111                         /* get action→urirequest, copy and load in new window+view
1112                          * on Ctrl+Click ? */
1113                         webkit_policy_decision_use(d);
1114                 }
1115                 break;
1116         }
1117 }
1118
1119 void
1120 decidenewwindow(WebKitPolicyDecision *d, Client *c)
1121 {
1122         Arg arg;
1123         WebKitNavigationAction *a =
1124             webkit_navigation_policy_decision_get_navigation_action(
1125             WEBKIT_NAVIGATION_POLICY_DECISION(d));
1126
1127
1128         switch (webkit_navigation_action_get_navigation_type(a)) {
1129         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
1130         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
1131         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
1132         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
1133         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
1134                 /* Filter domains here */
1135 /* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
1136  * test for link clicked but no button ? */
1137                 arg.v = webkit_uri_request_get_uri(
1138                         webkit_navigation_action_get_request(a));
1139                 newwindow(c, &arg, 0);
1140                 break;
1141         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
1142         default:
1143                 break;
1144         }
1145
1146         webkit_policy_decision_ignore(d);
1147 }
1148
1149 void
1150 decideresource(WebKitPolicyDecision *d, Client *c)
1151 {
1152         int i, isascii = 1;
1153         WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
1154         WebKitURIResponse *res =
1155             webkit_response_policy_decision_get_response(r);
1156         const gchar *uri = webkit_uri_response_get_uri(res);
1157
1158         if (g_str_has_suffix(uri, "/favicon.ico"))
1159                 webkit_uri_request_set_uri(
1160                     webkit_response_policy_decision_get_request(r),
1161                     "about:blank");
1162
1163         if (!g_str_has_prefix(uri, "http://")
1164             && !g_str_has_prefix(uri, "https://")
1165             && !g_str_has_prefix(uri, "about:")
1166             && !g_str_has_prefix(uri, "file://")
1167             && !g_str_has_prefix(uri, "data:")
1168             && !g_str_has_prefix(uri, "blob:")
1169             && strlen(uri) > 0) {
1170                 for (i = 0; i < strlen(uri); i++) {
1171                         if (!g_ascii_isprint(uri[i])) {
1172                                 isascii = 0;
1173                                 break;
1174                         }
1175                 }
1176                 if (isascii) {
1177                         handleplumb(c, uri);
1178                         webkit_policy_decision_ignore(d);
1179                 }
1180         }
1181
1182         if (webkit_response_policy_decision_is_mime_type_supported(r)) {
1183                 webkit_policy_decision_use(d);
1184         } else {
1185                 webkit_policy_decision_ignore(d);
1186                 download(c, res);
1187         }
1188 }
1189
1190 void
1191 downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
1192 {
1193         g_signal_connect(G_OBJECT(d), "notify::response",
1194                          G_CALLBACK(responsereceived), c);
1195 }
1196
1197 void
1198 responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
1199 {
1200         download(c, webkit_download_get_response(d));
1201         webkit_download_cancel(d);
1202 }
1203
1204 void
1205 download(Client *c, WebKitURIResponse *r)
1206 {
1207         Arg a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
1208         spawn(c, &a);
1209 }
1210
1211 void
1212 closeview(WebKitWebView *v, Client *c)
1213 {
1214         gtk_widget_destroy(c->win);
1215 }
1216
1217 void
1218 destroywin(GtkWidget* w, Client *c)
1219 {
1220         destroyclient(c);
1221         if (!clients)
1222                 gtk_main_quit();
1223 }
1224
1225 void
1226 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
1227 {
1228         Arg a = {.v = text };
1229         if (!text)
1230                 loaduri((Client *) d, &a);
1231 }
1232
1233 void
1234 reload(Client *c, const Arg *a)
1235 {
1236         if (a->b)
1237                 webkit_web_view_reload_bypass_cache(c->view);
1238         else
1239                 webkit_web_view_reload(c->view);
1240 }
1241
1242 void
1243 print(Client *c, const Arg *a)
1244 {
1245         webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
1246                                           GTK_WINDOW(c->win));
1247 }
1248
1249 void
1250 clipboard(Client *c, const Arg *a)
1251 {
1252         if (a->b) { /* load clipboard uri */
1253                 gtk_clipboard_request_text(gtk_clipboard_get(
1254                                            GDK_SELECTION_PRIMARY),
1255                                            pasteuri, c);
1256         } else { /* copy uri */
1257                 gtk_clipboard_set_text(gtk_clipboard_get(
1258                                        GDK_SELECTION_PRIMARY), c->targeturi
1259                                        ? c->targeturi : geturi(c), -1);
1260         }
1261 }
1262
1263 void
1264 zoom(Client *c, const Arg *a)
1265 {
1266         if (a->i > 0)
1267                 webkit_web_view_set_zoom_level(c->view, zoomlevel + 0.1);
1268         else if (a->i < 0)
1269                 webkit_web_view_set_zoom_level(c->view, zoomlevel - 0.1);
1270         else
1271                 webkit_web_view_set_zoom_level(c->view, 1.0);
1272
1273         zoomlevel = webkit_web_view_get_zoom_level(c->view);
1274 }
1275
1276 void
1277 scroll_v(Client *c, const Arg *a)
1278 {
1279         evalscript(c, "window.scrollBy(0, %d * (window.innerHeight / 100))",
1280                    a->i);
1281 }
1282
1283 void
1284 scroll_h(Client *c, const Arg *a)
1285 {
1286         evalscript(c, "window.scrollBy(%d * (window.innerWidth / 100), 0)",
1287                    a->i);
1288 }
1289
1290 void
1291 navigate(Client *c, const Arg *a)
1292 {
1293         if (a->i < 0)
1294                 webkit_web_view_go_back(c->view);
1295         else if (a->i > 0)
1296                 webkit_web_view_go_forward(c->view);
1297 }
1298
1299 void
1300 stop(Client *c, const Arg *a)
1301 {
1302         webkit_web_view_stop_loading(c->view);
1303 }
1304
1305 void
1306 toggle(Client *c, const Arg *a)
1307 {
1308         WebKitSettings *s = webkit_web_view_get_settings(c->view);
1309
1310         switch ((unsigned int)a->i) {
1311         case CaretBrowsing:
1312                 enablecaretbrowsing = !enablecaretbrowsing;
1313                 webkit_settings_set_enable_caret_browsing(s,
1314                     enablecaretbrowsing);
1315                 updatetitle(c);
1316                 return; /* do not reload */
1317                 break;
1318         case FrameFlattening:
1319                 enableframeflattening = !enableframeflattening;
1320                 webkit_settings_set_enable_frame_flattening(s,
1321                     enableframeflattening);
1322                 break;
1323         case Geolocation:
1324                 allowgeolocation = !allowgeolocation;
1325                 break;
1326         case JavaScript:
1327                 enablescripts = !enablescripts;
1328                 webkit_settings_set_enable_javascript(s, enablescripts);
1329                 break;
1330         case LoadImages:
1331                 loadimages = !loadimages;
1332                 webkit_settings_set_auto_load_images(s, loadimages);
1333                 break;
1334         case Plugins:
1335                 enableplugins = !enableplugins;
1336                 webkit_settings_set_enable_plugins(s, enableplugins);
1337                 break;
1338         case ScrollBars:
1339                 /* Disabled until we write some WebKitWebExtension for
1340                  * manipulating the DOM directly.
1341                 enablescrollbars = !enablescrollbars;
1342                 evalscript(c, "document.documentElement.style.overflow = '%s'",
1343                     enablescrollbars ? "auto" : "hidden");
1344                 */
1345                 return; /* do not reload */
1346                 break;
1347         default:
1348                 break;
1349         }
1350         reload(c, a);
1351 }
1352
1353 void
1354 togglefullscreen(Client *c, const Arg *a)
1355 {
1356         /* toggling value is handled in winevent() */
1357         if (c->fullscreen)
1358                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
1359         else
1360                 gtk_window_fullscreen(GTK_WINDOW(c->win));
1361 }
1362
1363 void
1364 togglecookiepolicy(Client *c, const Arg *a)
1365 {
1366         ++cookiepolicy;
1367         cookiepolicy %= strlen(cookiepolicies);
1368
1369         webkit_cookie_manager_set_accept_policy(
1370             webkit_web_context_get_cookie_manager(
1371             webkit_web_view_get_context(c->view)),
1372             cookiepolicy_get());
1373
1374         updatetitle(c);
1375         /* Do not reload. */
1376 }
1377
1378 void
1379 togglestyle(Client *c, const Arg *a)
1380 {
1381         enablestyle = !enablestyle;
1382         setstyle(c, enablestyle ? getstyle(geturi(c)) : "");
1383
1384         updatetitle(c);
1385 }
1386
1387 void
1388 toggleinspector(Client *c, const Arg *a)
1389 {
1390         if (enableinspector) {
1391                 if (webkit_web_inspector_is_attached(c->inspector))
1392                         webkit_web_inspector_close(c->inspector);
1393                 else
1394                         webkit_web_inspector_show(c->inspector);
1395         }
1396 }
1397
1398 void
1399 find(Client *c, const Arg *a)
1400 {
1401         const char *s, *f;
1402
1403         if (a && a->i) {
1404                 if (a->i > 0)
1405                         webkit_find_controller_search_next(c->finder);
1406                 else
1407                         webkit_find_controller_search_previous(c->finder);
1408         } else {
1409                 s = getatom(c, AtomFind);
1410                 f = webkit_find_controller_get_search_text(c->finder);
1411
1412                 if (g_strcmp0(f, s) == 0) /* reset search */
1413                         webkit_find_controller_search(c->finder, "", findopts,
1414                                                       G_MAXUINT);
1415
1416                 webkit_find_controller_search(c->finder, s, findopts,
1417                                               G_MAXUINT);
1418
1419                 if (strcmp(s, "") == 0)
1420                         webkit_find_controller_search_finish(c->finder);
1421         }
1422 }
1423
1424 void
1425 clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h)
1426 {
1427         navigate(c, a);
1428 }
1429
1430 void
1431 clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h)
1432 {
1433         Arg arg;
1434
1435         arg.v = webkit_hit_test_result_get_link_uri(h);
1436         newwindow(c, &arg, a->b);
1437 }
1438
1439 void
1440 clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h)
1441 {
1442         Arg arg;
1443
1444         if (webkit_hit_test_result_get_context(h) & OnMedia) {
1445                 arg = (Arg)VIDEOPLAY(webkit_hit_test_result_get_media_uri(h));
1446                 spawn(c, &arg);
1447         }
1448 }
1449
1450 int
1451 main(int argc, char *argv[])
1452 {
1453         Arg arg;
1454         Client *c;
1455
1456         memset(&arg, 0, sizeof(arg));
1457
1458         /* command line args */
1459         ARGBEGIN {
1460         case 'a':
1461                 cookiepolicies = EARGF(usage());
1462                 break;
1463         case 'b':
1464                 enablescrollbars = 0;
1465                 break;
1466         case 'B':
1467                 enablescrollbars = 1;
1468                 break;
1469         case 'c':
1470                 cookiefile = EARGF(usage());
1471                 break;
1472         case 'd':
1473                 enablecache = 0;
1474                 break;
1475         case 'D':
1476                 enablecache = 1;
1477                 break;
1478         case 'e':
1479                 embed = strtol(EARGF(usage()), NULL, 0);
1480                 break;
1481         case 'f':
1482                 runinfullscreen = 0;
1483                 break;
1484         case 'F':
1485                 runinfullscreen = 1;
1486                 break;
1487         case 'g':
1488                 allowgeolocation = 0;
1489                 break;
1490         case 'G':
1491                 allowgeolocation = 1;
1492                 break;
1493         case 'i':
1494                 loadimages = 0;
1495                 break;
1496         case 'I':
1497                 loadimages = 1;
1498                 break;
1499         case 'k':
1500                 kioskmode = 0;
1501                 break;
1502         case 'K':
1503                 kioskmode = 1;
1504                 break;
1505         case 'm':
1506                 enablestyle = 0;
1507                 break;
1508         case 'M':
1509                 enablestyle = 1;
1510                 break;
1511         case 'n':
1512                 enableinspector = 0;
1513                 break;
1514         case 'N':
1515                 enableinspector = 1;
1516                 break;
1517         case 'p':
1518                 enableplugins = 0;
1519                 break;
1520         case 'P':
1521                 enableplugins = 1;
1522                 break;
1523         case 'r':
1524                 scriptfile = EARGF(usage());
1525                 break;
1526         case 's':
1527                 enablescripts = 0;
1528                 break;
1529         case 'S':
1530                 enablescripts = 1;
1531                 break;
1532         case 't':
1533                 stylefile = EARGF(usage());
1534                 break;
1535         case 'u':
1536                 useragent = EARGF(usage());
1537                 break;
1538         case 'v':
1539                 die("surf-"VERSION", ©2009-2015 surf engineers, "
1540                     "see LICENSE for details\n");
1541         case 'x':
1542                 showxid = 1;
1543                 break;
1544         case 'z':
1545                 zoomlevel = strtof(EARGF(usage()), NULL);
1546                 break;
1547         default:
1548                 usage();
1549         } ARGEND;
1550         if (argc > 0)
1551                 arg.v = argv[0];
1552
1553         setup();
1554         c = newclient(NULL);
1555         showview(NULL, c);
1556
1557         if (arg.v)
1558                 loaduri(clients, &arg);
1559         else
1560                 updatetitle(c);
1561
1562         gtk_main();
1563         cleanup();
1564
1565         return EXIT_SUCCESS;
1566 }