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