surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5 #include <signal.h>
   6 #include <X11/X.h>
   7 #include <X11/Xatom.h>
   8 #include <gtk/gtkx.h>
   9 #include <gtk/gtk.h>
  10 #include <gdk/gdkx.h>
  11 #include <gdk/gdk.h>
  12 #include <gdk/gdkkeysyms.h>
  13 #include <string.h>
  14 #include <sys/types.h>
  15 #include <sys/wait.h>
  16 #include <unistd.h>
  17 #include <limits.h>
  18 #include <stdlib.h>
  19 #include <stdio.h>
  20 #include <webkit2/webkit2.h>
  21 #include <glib/gstdio.h>
  22 #include <JavaScriptCore/JavaScript.h>
  23 #include <sys/file.h>
  24 #include <libgen.h>
  25 #include <stdarg.h>
  26 #include <regex.h>
  27 #include <pwd.h>
  28 #include <string.h>
  29
  30 #include "arg.h"
  31
  32 #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         gboolean b;
  60         gint 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         gint progress;
  73         gboolean fullscreen;
  74         const char *title, *targeturi;
  75         const char *needle;
  76         struct Client *next;
  77 } Client;
  78
  79 typedef struct {
  80         guint mod;
  81         guint keyval;
  82         void (*func)(Client *c, const Arg *a);
  83         const Arg arg;
  84 } Key;
  85
  86 typedef struct {
  87         unsigned int target;
  88         unsigned int mask;
  89         guint button;
  90         void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
  91         const Arg arg;
  92         unsigned int stopevent;
  93 } Button;
  94
  95 typedef struct {
  96         char *regex;
  97         char *style;
  98         regex_t re;
  99 } SiteStyle;
 100
 101 /* Surf */
 102 static void usage(void);
 103 static void die(const char *errstr, ...);
 104 static void setup(void);
 105 static void sigchld(int unused);
 106 static char *buildfile(const char *path);
 107 static char *buildpath(const char *path);
 108 static Client *newclient(Client *c);
 109 static void addaccelgroup(Client *c);
 110 static void loaduri(Client *c, const Arg *a);
 111 static char *geturi(Client *c);
 112 static void setatom(Client *c, int a, const char *v);
 113 static const char *getatom(Client *c, int a);
 114 static void updatetitle(Client *c);
 115 static void gettogglestats(Client *c);
 116 static void getpagestats(Client *c);
 117 static WebKitCookieAcceptPolicy cookiepolicy_get(void);
 118 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
 119 static const gchar *getstyle(const char *uri);
 120 static void setstyle(Client *c, const char *stylefile);
 121 static void runscript(Client *c);
 122 static void evalscript(Client *c, const char *jsstr, ...);
 123 static void updatewinid(Client *c);
 124 static void handleplumb(Client *c, const gchar *uri);
 125 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 126 static void spawn(Client *c, const Arg *a);
 127 static void destroyclient(Client *c);
 128 static void cleanup(void);
 129
 130 /* GTK/WebKit */
 131 static WebKitWebView *newview(Client *c, WebKitWebView *rv);
 132 static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
 133                 Client *c);
 134 static gboolean buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c);
 135 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
 136                          GdkModifierType mods, Client *c);
 137 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 138                                 gpointer d);
 139 static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
 140 static void showview(WebKitWebView *v, Client *c);
 141 static GtkWidget *createwindow(Client *c);
 142 static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
 143 static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
 144 static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
 145 static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
 146                 guint modifiers, Client *c);
 147 static gboolean permissionrequested(WebKitWebView *v,
 148                 WebKitPermissionRequest *r, Client *c);
 149 static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 150     WebKitPolicyDecisionType dt, Client *c);
 151 static void decidenavigation(WebKitPolicyDecision *d, Client *c);
 152 static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
 153 static void decideresource(WebKitPolicyDecision *d, Client *c);
 154 static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
 155                 Client *c);
 156 static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
 157 static void download(Client *c, WebKitURIResponse *r);
 158 static void closeview(WebKitWebView *v, Client *c);
 159 static void destroywin(GtkWidget* w, Client *c);
 160
 161 /* Hotkeys */
 162 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 163 static void reload(Client *c, const Arg *arg);
 164 static void print(Client *c, const Arg *a);
 165 static void clipboard(Client *c, const Arg *a);
 166 static void zoom(Client *c, const Arg *a);
 167 static void scroll_v(Client *c, const Arg *a);
 168 static void scroll_h(Client *c, const Arg *a);
 169 static void navigate(Client *c, const Arg *a);
 170 static void stop(Client *c, const Arg *arg);
 171 static void toggle(Client *c, const Arg *a);
 172 static void togglefullscreen(Client *c, const Arg *a);
 173 static void togglecookiepolicy(Client *c, const Arg *arg);
 174 static void togglestyle(Client *c, const Arg *arg);
 175 static void toggleinspector(Client *c, const Arg *a);
 176 static void find(Client *c, const Arg *a);
 177
 178 /* Buttons */
 179 static void clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h);
 180 static void clicknewwindow(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 gboolean showxid = FALSE;
 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 == NULL) {
 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 = (char *)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 char *
 395 geturi(Client *c)
 396 {
 397         char *uri;
 398
 399         if (!(uri = (char *)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,
 423                            atoms[a], 0L, BUFSIZ, False, XA_STRING,
 424                            &adummy, &idummy, &ldummy, &ldummy, &p);
 425         if (p)
 426                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 427         else
 428                 buf[0] = '\0';
 429         XFree(p);
 430
 431         return buf;
 432 }
 433
 434 void
 435 updatetitle(Client *c)
 436 {
 437         char *title;
 438
 439         if (showindicators) {
 440                 gettogglestats(c);
 441                 getpagestats(c);
 442
 443                 if (c->progress != 100) {
 444                         title = g_strdup_printf("[%i%%] %s:%s | %s",
 445                             c->progress, togglestats, pagestats,
 446                             c->targeturi ? c->targeturi : c->title);
 447                 } else {
 448                         title = g_strdup_printf("%s:%s | %s",
 449                             togglestats, pagestats,
 450                             c->targeturi ? c->targeturi : c->title);
 451                 }
 452
 453                 gtk_window_set_title(GTK_WINDOW(c->win), title);
 454                 g_free(title);
 455         } else {
 456                 gtk_window_set_title(GTK_WINDOW(c->win), c->title ?
 457                     c->title : "");
 458         }
 459 }
 460
 461 void
 462 gettogglestats(Client *c)
 463 {
 464         togglestats[0] = cookiepolicy_set(cookiepolicy_get());
 465         togglestats[1] = enablecaretbrowsing ? 'C' : 'c';
 466         togglestats[2] = allowgeolocation ? 'G' : 'g';
 467         togglestats[3] = enablecache ? 'D' : 'd';
 468         togglestats[4] = loadimages ? 'I' : 'i';
 469         togglestats[5] = enablescripts ? 'S': 's';
 470         togglestats[6] = enableplugins ? 'V' : 'v';
 471         togglestats[7] = enablestyle ? 'M' : 'm';
 472         togglestats[8] = enableframeflattening ? 'F' : 'f';
 473         togglestats[9] = '\0';
 474 }
 475
 476 void
 477 getpagestats(Client *c)
 478 {
 479         pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
 480             c->tlsflags > 0 ? 'U' : 'T';
 481         pagestats[1] = '\0';
 482 }
 483
 484 WebKitCookieAcceptPolicy
 485 cookiepolicy_get(void)
 486 {
 487         switch (cookiepolicies[cookiepolicy]) {
 488         case 'a':
 489                 return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
 490         case '@':
 491                 return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
 492         case 'A':
 493         default:
 494                 break;
 495         }
 496
 497         return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
 498 }
 499
 500 char
 501 cookiepolicy_set(const WebKitCookieAcceptPolicy ep)
 502 {
 503         switch (ep) {
 504         case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
 505                 return 'a';
 506         case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
 507                 return '@';
 508         case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
 509         default:
 510                 break;
 511         }
 512
 513         return 'A';
 514 }
 515
 516 const gchar *
 517 getstyle(const char *uri)
 518 {
 519         int i;
 520
 521         if (stylefile != NULL)
 522                 return stylefile;
 523
 524         for (i = 0; i < LENGTH(styles); i++) {
 525                 if (styles[i].regex && !regexec(&(styles[i].re), uri, 0,
 526                     NULL, 0))
 527                         return styles[i].style;
 528         }
 529
 530         return "";
 531 }
 532
 533 void
 534 setstyle(Client *c, const char *stylefile)
 535 {
 536         gchar *style;
 537
 538         if (!g_file_get_contents(stylefile, &style, NULL, NULL)) {
 539                 fprintf(stderr, "Could not read style file: %s\n", stylefile);
 540                 return;
 541         }
 542
 543         webkit_user_content_manager_add_style_sheet(
 544             webkit_web_view_get_user_content_manager(c->view),
 545             webkit_user_style_sheet_new(style,
 546             WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
 547             WEBKIT_USER_STYLE_LEVEL_USER,
 548             NULL, NULL));
 549
 550         g_free(style);
 551 }
 552
 553 void
 554 runscript(Client *c)
 555 {
 556         gchar *script;
 557         gsize l;
 558
 559         if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
 560                 evalscript(c, script);
 561         g_free(script);
 562 }
 563
 564 void
 565 evalscript(Client *c, const char *jsstr, ...)
 566 {
 567         va_list ap;
 568         gchar *script;
 569
 570         va_start(ap, jsstr);
 571         script = g_strdup_vprintf(jsstr, ap);
 572         va_end(ap);
 573
 574         webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
 575         g_free(script);
 576 }
 577
 578 void
 579 updatewinid(Client *c)
 580 {
 581         snprintf(winid, LENGTH(winid), "%lu", c->xid);
 582 }
 583
 584 void
 585 handleplumb(Client *c, const gchar *uri)
 586 {
 587         Arg arg;
 588
 589         arg = (Arg)PLUMB(uri);
 590         spawn(c, &arg);
 591 }
 592
 593 void
 594 newwindow(Client *c, const Arg *a, int noembed)
 595 {
 596         int i = 0;
 597         char tmp[64];
 598         const char *cmd[26], *uri;
 599         const Arg arg = { .v = cmd };
 600
 601         cmd[i++] = argv0;
 602         cmd[i++] = "-a";
 603         cmd[i++] = cookiepolicies;
 604         cmd[i++] = enablescrollbars ? "-B" : "-b";
 605         if (cookiefile && g_strcmp0(cookiefile, "")) {
 606                 cmd[i++] = "-c";
 607                 cmd[i++] = cookiefile;
 608         }
 609         cmd[i++] = enablecache ? "-D" : "-d";
 610         if (embed && !noembed) {
 611                 cmd[i++] = "-e";
 612                 snprintf(tmp, LENGTH(tmp), "%lu", embed);
 613                 cmd[i++] = tmp;
 614         }
 615         cmd[i++] = runinfullscreen ? "-F" : "-f";
 616         cmd[i++] = allowgeolocation ? "-G" : "-g";
 617         cmd[i++] = loadimages ? "-I" : "-i";
 618         cmd[i++] = kioskmode ? "-K" : "-k";
 619         cmd[i++] = enablestyle ? "-M" : "-m";
 620         cmd[i++] = enableinspector ? "-N" : "-n";
 621         cmd[i++] = enableplugins ? "-P" : "-p";
 622         if (scriptfile && g_strcmp0(scriptfile, "")) {
 623                 cmd[i++] = "-r";
 624                 cmd[i++] = scriptfile;
 625         }
 626         cmd[i++] = enablescripts ? "-S" : "-s";
 627         if (stylefile && g_strcmp0(stylefile, "")) {
 628                 cmd[i++] = "-t";
 629                 cmd[i++] = stylefile;
 630         }
 631         if (fulluseragent && g_strcmp0(fulluseragent, "")) {
 632                 cmd[i++] = "-u";
 633                 cmd[i++] = fulluseragent;
 634         }
 635         if (showxid)
 636                 cmd[i++] = "-x";
 637         /* do not keep zoom level */
 638         cmd[i++] = "--";
 639         if ((uri = a->v))
 640                 cmd[i++] = uri;
 641         cmd[i] = NULL;
 642
 643         spawn(c, &arg);
 644 }
 645
 646 void
 647 spawn(Client *c, const Arg *arg)
 648 {
 649         if (fork() == 0) {
 650                 if (dpy)
 651                         close(ConnectionNumber(dpy));
 652                 setsid();
 653                 execvp(((char **)arg->v)[0], (char **)arg->v);
 654                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
 655                 perror(" failed");
 656                 exit(0);
 657         }
 658 }
 659
 660 void
 661 destroyclient(Client *c)
 662 {
 663         Client *p;
 664
 665         webkit_web_view_stop_loading(c->view);
 666         /* Not needed, has already been called
 667         gtk_widget_destroy(c->win);
 668          */
 669
 670         for (p = clients; p && p->next != c; p = p->next)
 671                 ;
 672         if (p)
 673                 p->next = c->next;
 674         else
 675                 clients = c->next;
 676         free(c);
 677 }
 678
 679 void
 680 cleanup(void)
 681 {
 682         while (clients)
 683                 destroyclient(clients);
 684         g_free(cookiefile);
 685         g_free(scriptfile);
 686         g_free(stylefile);
 687         g_free(cachedir);
 688 }
 689
 690 WebKitWebView *
 691 newview(Client *c, WebKitWebView *rv)
 692 {
 693         WebKitWebView *v;
 694         WebKitSettings *settings;
 695         WebKitUserContentManager *contentmanager;
 696         WebKitWebContext *context;
 697
 698         /* Webview */
 699         if (rv) {
 700                 v = WEBKIT_WEB_VIEW(
 701                     webkit_web_view_new_with_related_view(rv));
 702         } else {
 703                 settings = webkit_settings_new_with_settings(
 704                     "auto-load-images", loadimages,
 705                     "default-font-size", defaultfontsize,
 706                     "enable-caret-browsing", enablecaretbrowsing,
 707                     "enable-developer-extras", enableinspector,
 708                     "enable-dns-prefetching", enablednsprefetching,
 709                     "enable-frame-flattening", enableframeflattening,
 710                     "enable-html5-database", enablecache,
 711                     "enable-html5-local-storage", enablecache,
 712                     "enable-javascript", enablescripts,
 713                     "enable-plugins", enableplugins,
 714                     NULL);
 715                 /* Have a look at http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html
 716                  * for more interesting settings */
 717
 718                 if (strcmp(fulluseragent, "")) {
 719                         webkit_settings_set_user_agent(settings, fulluseragent);
 720                 } else if (surfuseragent) {
 721                         webkit_settings_set_user_agent_with_application_details(
 722                             settings, "Surf", VERSION);
 723                 }
 724                 useragent = webkit_settings_get_user_agent(settings);
 725
 726                 contentmanager = webkit_user_content_manager_new();
 727
 728                 context = webkit_web_context_new_with_website_data_manager(
 729                     webkit_website_data_manager_new(
 730                     "base-cache-directory", cachedir,
 731                     "base-data-directory", cachedir,
 732                     NULL));
 733
 734                 /* rendering process model, can be a shared unique one or one for each
 735                  * view */
 736                 webkit_web_context_set_process_model(context,
 737                     WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
 738                 /* ssl */
 739                 webkit_web_context_set_tls_errors_policy(context, strictssl ?
 740                     WEBKIT_TLS_ERRORS_POLICY_FAIL : WEBKIT_TLS_ERRORS_POLICY_IGNORE);
 741                 /* disk cache */
 742                 webkit_web_context_set_cache_model(context, enablecache ?
 743                     WEBKIT_CACHE_MODEL_WEB_BROWSER : WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
 744
 745                 /* Currently only works with text file to be compatible with curl */
 746                 webkit_cookie_manager_set_persistent_storage(
 747                     webkit_web_context_get_cookie_manager(context), cookiefile,
 748                     WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
 749                 /* cookie policy */
 750                 webkit_cookie_manager_set_accept_policy(
 751                     webkit_web_context_get_cookie_manager(context),
 752                     cookiepolicy_get());
 753
 754                 g_signal_connect(G_OBJECT(context), "download-started",
 755                     G_CALLBACK(downloadstarted), c);
 756
 757                 v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
 758                     "settings", settings,
 759                     "user-content-manager", contentmanager,
 760                     "web-context", context,
 761                     NULL);
 762         }
 763
 764         g_signal_connect(G_OBJECT(v),
 765                          "notify::title",
 766                          G_CALLBACK(titlechanged), c);
 767         g_signal_connect(G_OBJECT(v),
 768                          "mouse-target-changed",
 769                          G_CALLBACK(mousetargetchanged), c);
 770         g_signal_connect(G_OBJECT(v),
 771                          "permission-request",
 772                          G_CALLBACK(permissionrequested), c);
 773         g_signal_connect(G_OBJECT(v),
 774                          "create",
 775                          G_CALLBACK(createview), c);
 776         g_signal_connect(G_OBJECT(v), "ready-to-show",
 777                          G_CALLBACK(showview), c);
 778         g_signal_connect(G_OBJECT(v),
 779                          "decide-policy",
 780                          G_CALLBACK(decidepolicy), c);
 781         g_signal_connect(G_OBJECT(v),
 782                          "load-changed",
 783                          G_CALLBACK(loadchanged), c);
 784         g_signal_connect(G_OBJECT(v),
 785                          "notify::estimated-load-progress",
 786                          G_CALLBACK(progresschanged), c);
 787         g_signal_connect(G_OBJECT(v),
 788                          "button-release-event",
 789                          G_CALLBACK(buttonreleased), c);
 790         g_signal_connect(G_OBJECT(v), "close",
 791                         G_CALLBACK(closeview), c);
 792
 793         return v;
 794 }
 795
 796 GtkWidget *
 797 createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
 798 {
 799         Client *n;
 800
 801         switch (webkit_navigation_action_get_navigation_type(a)) {
 802         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 803                 /*
 804                  * popup windows of type “other” are almost always triggered
 805                  * by user gesture, so inverse the logic here
 806                  */
 807 /* instead of this, compare destination uri to mouse-over uri for validating window */
 808                 if (webkit_navigation_action_is_user_gesture(a)) {
 809                         return NULL;
 810                         break;
 811                 }
 812         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 813         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 814         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 815         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 816         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 817                 n = newclient(c);
 818                 break;
 819         default:
 820                 return NULL;
 821                 break;
 822         }
 823
 824         return GTK_WIDGET(n->view);
 825 }
 826
 827 gboolean
 828 buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c)
 829 {
 830         WebKitHitTestResultContext element;
 831         GdkEventButton *eb = (GdkEventButton*)e;
 832         int i;
 833
 834         element = webkit_hit_test_result_get_context(c->mousepos);
 835
 836         for (i = 0; i < LENGTH(buttons); ++i) {
 837                 if (element & buttons[i].target &&
 838                     eb->button == buttons[i].button &&
 839                     CLEANMASK(eb->state) == CLEANMASK(buttons[i].mask) &&
 840                     buttons[i].func) {
 841                         buttons[i].func(c, &buttons[i].arg, c->mousepos);
 842                         return buttons[i].stopevent;
 843                 }
 844         }
 845
 846         return FALSE;
 847 }
 848
 849 gboolean
 850 keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
 851          Client *c)
 852 {
 853         guint i;
 854         gboolean processed = FALSE;
 855
 856         mods = CLEANMASK(mods);
 857         key = gdk_keyval_to_lower(key);
 858         updatewinid(c);
 859         for (i = 0; i < LENGTH(keys); i++) {
 860                 if (key == keys[i].keyval
 861                     && mods == keys[i].mod
 862                     && keys[i].func) {
 863                         keys[i].func(c, &(keys[i].arg));
 864                         processed = TRUE;
 865                 }
 866         }
 867
 868         return processed;
 869 }
 870
 871 GdkFilterReturn
 872 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
 873 {
 874         Client *c = (Client *)d;
 875         XPropertyEvent *ev;
 876         Arg arg;
 877
 878         if (((XEvent *)e)->type == PropertyNotify) {
 879                 ev = &((XEvent *)e)->xproperty;
 880                 if (ev->state == PropertyNewValue) {
 881                         if (ev->atom == atoms[AtomFind]) {
 882                                 find(c, NULL);
 883
 884                                 return GDK_FILTER_REMOVE;
 885                         } else if (ev->atom == atoms[AtomGo]) {
 886                                 arg.v = getatom(c, AtomGo);
 887                                 loaduri(c, &arg);
 888
 889                                 return GDK_FILTER_REMOVE;
 890                         }
 891                 }
 892         }
 893         return GDK_FILTER_CONTINUE;
 894 }
 895
 896 gboolean
 897 winevent(GtkWidget *w, GdkEvent *e, Client *c)
 898 {
 899         switch (e->type) {
 900         case GDK_LEAVE_NOTIFY:
 901                 c->targeturi = NULL;
 902                 updatetitle(c);
 903                 break;
 904         case GDK_WINDOW_STATE: /* fallthrough */
 905                 if (e->window_state.changed_mask ==
 906                     GDK_WINDOW_STATE_FULLSCREEN) {
 907                         c->fullscreen = e->window_state.new_window_state &
 908                             GDK_WINDOW_STATE_FULLSCREEN;
 909                         break;
 910                 }
 911         default:
 912                 return FALSE;
 913         }
 914
 915         return TRUE;
 916 }
 917
 918 void
 919 showview(WebKitWebView *v, Client *c)
 920 {
 921         GdkGeometry hints = { 1, 1 };
 922         GdkRGBA bgcolor = { 0 };
 923         GdkWindow *gwin;
 924
 925         c->win = createwindow(c);
 926
 927         if (enableinspector)
 928                 c->inspector = webkit_web_view_get_inspector(c->view);
 929
 930         c->finder = webkit_web_view_get_find_controller(c->view);
 931
 932         if (!kioskmode)
 933                 addaccelgroup(c);
 934
 935         /* Arranging */
 936         gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
 937
 938         /* Setup */
 939         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 940         gtk_widget_show(GTK_WIDGET(c->view));
 941         gtk_widget_show(c->win);
 942         gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
 943         c->xid = gdk_x11_window_get_xid(gwin);
 944         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 945                                       GDK_HINT_MIN_SIZE);
 946         gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
 947         gdk_window_add_filter(gwin, processx, c);
 948
 949         if (zoomlevel != 1.0)
 950                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
 951
 952         if (runinfullscreen)
 953                 togglefullscreen(c, NULL);
 954
 955         setatom(c, AtomFind, "");
 956         setatom(c, AtomUri, "about:blank");
 957         if (hidebackground)
 958                 webkit_web_view_set_background_color(c->view, &bgcolor);
 959
 960         if (showxid) {
 961                 gdk_display_sync(gtk_widget_get_display(c->win));
 962                 printf("%lu\n", c->xid);
 963                 fflush(NULL);
 964                 if (fclose(stdout) != 0) {
 965                         die("Error closing stdout");
 966                 }
 967         }
 968 }
 969
 970 GtkWidget *
 971 createwindow(Client *c)
 972 {
 973         GtkWidget *w;
 974
 975         if (embed) {
 976                 w = gtk_plug_new(embed);
 977         } else {
 978                 w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 979
 980                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
 981                  * is always correct, so we should still call this function.
 982                  * But when doing so, we *must* differentiate between a
 983                  * WM_CLASS and a resource on the window.  By convention, the
 984                  * window class (WM_CLASS) is capped, while the resource is in
 985                  * lowercase.   Both these values come as a pair.
 986                  */
 987                 gtk_window_set_wmclass(GTK_WINDOW(w), "surf", "Surf");
 988
 989                 /* TA:  20091214:  And set the role here as well -- so that
 990                  * sessions can pick this up.
 991                  */
 992                 gtk_window_set_role(GTK_WINDOW(w), "Surf");
 993
 994                 gtk_window_set_default_size(GTK_WINDOW(w), 800, 600);
 995         }
 996
 997         g_signal_connect(G_OBJECT(w), "destroy",
 998             G_CALLBACK(destroywin), c);
 999         g_signal_connect(G_OBJECT(w), "leave-notify-event",
1000             G_CALLBACK(winevent), c);
1001         g_signal_connect(G_OBJECT(w), "window-state-event",
1002             G_CALLBACK(winevent), c);
1003
1004         return w;
1005 }
1006
1007 void
1008 loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
1009 {
1010         switch (e) {
1011         case WEBKIT_LOAD_STARTED:
1012                 c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
1013                 break;
1014         case WEBKIT_LOAD_REDIRECTED:
1015                 setatom(c, AtomUri, geturi(c));
1016                 break;
1017         case WEBKIT_LOAD_COMMITTED:
1018                 if (!webkit_web_view_get_tls_info(c->view, NULL, &(c->tlsflags)))
1019                         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
1020
1021                 setatom(c, AtomUri, geturi(c));
1022
1023                 if (enablestyle)
1024                         setstyle(c, getstyle(geturi(c)));
1025                 break;
1026         case WEBKIT_LOAD_FINISHED:
1027                 /* Disabled until we write some WebKitWebExtension for
1028                  * manipulating the DOM directly.
1029                 evalscript(c, "document.documentElement.style.overflow = '%s'",
1030                     enablescrollbars ? "auto" : "hidden");
1031                 */
1032                 runscript(c);
1033                 break;
1034         }
1035         updatetitle(c);
1036 }
1037
1038 void
1039 progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
1040 {
1041         c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
1042             100;
1043         updatetitle(c);
1044 }
1045
1046 void
1047 titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
1048 {
1049         c->title = webkit_web_view_get_title(c->view);
1050         updatetitle(c);
1051 }
1052
1053 void
1054 mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
1055     Client *c)
1056 {
1057         WebKitHitTestResultContext hc;
1058
1059         /* Keep the hit test to know where is the pointer on the next click */
1060         c->mousepos = h;
1061
1062         hc = webkit_hit_test_result_get_context(h);
1063
1064         if (hc & OnLink)
1065                 c->targeturi = webkit_hit_test_result_get_link_uri(h);
1066         else if (hc & OnImg)
1067                 c->targeturi = webkit_hit_test_result_get_image_uri(h);
1068         else if (hc & OnMedia)
1069                 c->targeturi = webkit_hit_test_result_get_media_uri(h);
1070         else
1071                 c->targeturi = NULL;
1072         updatetitle(c);
1073 }
1074
1075 gboolean
1076 permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
1077 {
1078         if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
1079                 if (allowgeolocation)
1080                         webkit_permission_request_allow(r);
1081                 else
1082                         webkit_permission_request_deny(r);
1083                 return TRUE;
1084         }
1085
1086         return FALSE;
1087 }
1088
1089 gboolean
1090 decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
1091     WebKitPolicyDecisionType dt, Client *c)
1092 {
1093         switch (dt) {
1094         case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
1095                 decidenavigation(d, c);
1096                 break;
1097         case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
1098                 decidenewwindow(d, c);
1099                 break;
1100         case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
1101                 decideresource(d, c);
1102                 break;
1103         default:
1104                 webkit_policy_decision_ignore(d);
1105                 break;
1106         }
1107         return TRUE;
1108 }
1109
1110 void
1111 decidenavigation(WebKitPolicyDecision *d, Client *c)
1112 {
1113         WebKitNavigationAction *a;
1114
1115         a = webkit_navigation_policy_decision_get_navigation_action(
1116             WEBKIT_NAVIGATION_POLICY_DECISION(d));
1117
1118         switch (webkit_navigation_action_get_navigation_type(a)) {
1119         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
1120         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
1121         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
1122         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
1123         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
1124         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
1125         default:
1126                 /* Do not navigate to links with a "_blank" target (popup) */
1127                 if (webkit_navigation_policy_decision_get_frame_name(
1128                     WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
1129                         webkit_policy_decision_ignore(d);
1130                 } else {
1131                         /* Filter out navigation to different domain ? */
1132                         /* get action→urirequest, copy and load in new window+view
1133                          * on Ctrl+Click ? */
1134                         webkit_policy_decision_use(d);
1135                 }
1136                 break;
1137         }
1138 }
1139
1140 void
1141 decidenewwindow(WebKitPolicyDecision *d, Client *c)
1142 {
1143         WebKitNavigationAction *a;
1144         Arg arg;
1145
1146         a = webkit_navigation_policy_decision_get_navigation_action(
1147             WEBKIT_NAVIGATION_POLICY_DECISION(d));
1148
1149         switch (webkit_navigation_action_get_navigation_type(a)) {
1150         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
1151         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
1152         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
1153         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
1154         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
1155                 /* Filter domains here */
1156 /* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
1157  * test for link clicked but no button ? */
1158                 arg.v = webkit_uri_request_get_uri(
1159                     webkit_navigation_action_get_request(a));
1160                 newwindow(c, &arg, 0);
1161                 break;
1162         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
1163         default:
1164                 break;
1165         }
1166
1167         webkit_policy_decision_ignore(d);
1168 }
1169
1170 void
1171 decideresource(WebKitPolicyDecision *d, Client *c)
1172 {
1173         const gchar *uri;
1174         int i, isascii = 1;
1175         WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
1176         WebKitURIResponse *res;
1177
1178         res = webkit_response_policy_decision_get_response(r);
1179         uri = webkit_uri_response_get_uri(res);
1180
1181         if (g_str_has_suffix(uri, "/favicon.ico"))
1182                 webkit_uri_request_set_uri(
1183                     webkit_response_policy_decision_get_request(r),
1184                     "about:blank");
1185
1186         if (!g_str_has_prefix(uri, "http://")
1187             && !g_str_has_prefix(uri, "https://")
1188             && !g_str_has_prefix(uri, "about:")
1189             && !g_str_has_prefix(uri, "file://")
1190             && !g_str_has_prefix(uri, "data:")
1191             && !g_str_has_prefix(uri, "blob:")
1192             && strlen(uri) > 0) {
1193                 for (i = 0; i < strlen(uri); i++) {
1194                         if (!g_ascii_isprint(uri[i])) {
1195                                 isascii = 0;
1196                                 break;
1197                         }
1198                 }
1199                 if (isascii) {
1200                         handleplumb(c, uri);
1201                         webkit_policy_decision_ignore(d);
1202                 }
1203         }
1204
1205         if (webkit_response_policy_decision_is_mime_type_supported(r)) {
1206                 webkit_policy_decision_use(d);
1207         } else {
1208                 webkit_policy_decision_ignore(d);
1209                 download(c, res);
1210         }
1211 }
1212
1213 void
1214 downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
1215 {
1216         g_signal_connect(G_OBJECT(d), "notify::response",
1217             G_CALLBACK(responsereceived), c);
1218 }
1219
1220 void
1221 responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
1222 {
1223         download(c, webkit_download_get_response(d));
1224         webkit_download_cancel(d);
1225 }
1226
1227 void
1228 download(Client *c, WebKitURIResponse *r)
1229 {
1230         Arg a;
1231
1232         a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
1233         spawn(c, &a);
1234 }
1235
1236 void
1237 closeview(WebKitWebView *v, Client *c)
1238 {
1239         gtk_widget_destroy(c->win);
1240 }
1241
1242 void
1243 destroywin(GtkWidget* w, Client *c)
1244 {
1245         destroyclient(c);
1246         if (clients == NULL)
1247                 gtk_main_quit();
1248 }
1249
1250 void
1251 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
1252 {
1253         Arg arg = {.v = text };
1254         if (text != NULL)
1255                 loaduri((Client *) d, &arg);
1256 }
1257
1258 void
1259 reload(Client *c, const Arg *arg)
1260 {
1261         gboolean nocache = *(gboolean *)arg;
1262         if (nocache)
1263                 webkit_web_view_reload_bypass_cache(c->view);
1264         else
1265                 webkit_web_view_reload(c->view);
1266 }
1267
1268 void
1269 print(Client *c, const Arg *a)
1270 {
1271         webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
1272             GTK_WINDOW(c->win));
1273 }
1274
1275 void
1276 clipboard(Client *c, const Arg *a)
1277 {
1278         if (a->b) { /* load clipboard uri */
1279                 gtk_clipboard_request_text(gtk_clipboard_get(
1280                                            GDK_SELECTION_PRIMARY),
1281                                            pasteuri, c);
1282         } else { /* copy uri */
1283                 gtk_clipboard_set_text(gtk_clipboard_get(
1284                                        GDK_SELECTION_PRIMARY), c->targeturi
1285                                        ? c->targeturi : geturi(c), -1);
1286         }
1287 }
1288
1289 void
1290 zoom(Client *c, const Arg *a)
1291 {
1292         if (a->i > 0)
1293                 webkit_web_view_set_zoom_level(c->view, zoomlevel + 0.1);
1294         else if (a->i < 0)
1295                 webkit_web_view_set_zoom_level(c->view, zoomlevel - 0.1);
1296         else
1297                 webkit_web_view_set_zoom_level(c->view, 1.0);
1298
1299         zoomlevel = webkit_web_view_get_zoom_level(c->view);
1300 }
1301
1302 void
1303 scroll_v(Client *c, const Arg *a)
1304 {
1305         evalscript(c, "window.scrollBy(0, %d * (window.innerHeight / 100))",
1306             a->i);
1307 }
1308
1309 void
1310 scroll_h(Client *c, const Arg *a)
1311 {
1312         evalscript(c, "window.scrollBy(%d * (window.innerWidth / 100), 0)",
1313             a->i);
1314 }
1315
1316 void
1317 navigate(Client *c, const Arg *a)
1318 {
1319         if (a->i < 0)
1320                 webkit_web_view_go_back(c->view);
1321         else if (a->i > 0)
1322                 webkit_web_view_go_forward(c->view);
1323 }
1324
1325 void
1326 stop(Client *c, const Arg *arg)
1327 {
1328         webkit_web_view_stop_loading(c->view);
1329 }
1330
1331 void
1332 toggle(Client *c, const Arg *a)
1333 {
1334         WebKitSettings *s;
1335
1336         s = webkit_web_view_get_settings(c->view);
1337
1338         switch ((unsigned int)a->i) {
1339         case CaretBrowsing:
1340                 enablecaretbrowsing = !enablecaretbrowsing;
1341                 webkit_settings_set_enable_caret_browsing(s,
1342                     enablecaretbrowsing);
1343                 updatetitle(c);
1344                 return; /* do not reload */
1345                 break;
1346         case FrameFlattening:
1347                 enableframeflattening = !enableframeflattening;
1348                 webkit_settings_set_enable_frame_flattening(s,
1349                     enableframeflattening);
1350                 break;
1351         case Geolocation:
1352                 allowgeolocation = !allowgeolocation;
1353                 break;
1354         case JavaScript:
1355                 enablescripts = !enablescripts;
1356                 webkit_settings_set_enable_javascript(s, enablescripts);
1357                 break;
1358         case LoadImages:
1359                 loadimages = !loadimages;
1360                 webkit_settings_set_auto_load_images(s, loadimages);
1361                 break;
1362         case Plugins:
1363                 enableplugins = !enableplugins;
1364                 webkit_settings_set_enable_plugins(s, enableplugins);
1365                 break;
1366         case ScrollBars:
1367                 /* Disabled until we write some WebKitWebExtension for
1368                  * manipulating the DOM directly.
1369                 enablescrollbars = !enablescrollbars;
1370                 evalscript(c, "document.documentElement.style.overflow = '%s'",
1371                     enablescrollbars ? "auto" : "hidden");
1372                 */
1373                 return; /* do not reload */
1374                 break;
1375         default:
1376                 break;
1377         }
1378         reload(c, a);
1379 }
1380
1381 void
1382 togglefullscreen(Client *c, const Arg *a)
1383 {
1384         /* toggling value is handled in winevent() */
1385         if (c->fullscreen)
1386                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
1387         else
1388                 gtk_window_fullscreen(GTK_WINDOW(c->win));
1389 }
1390
1391 void
1392 togglecookiepolicy(Client *c, const Arg *arg)
1393 {
1394         ++cookiepolicy;
1395         cookiepolicy %= strlen(cookiepolicies);
1396
1397         webkit_cookie_manager_set_accept_policy(
1398             webkit_web_context_get_cookie_manager(
1399             webkit_web_view_get_context(c->view)),
1400             cookiepolicy_get());
1401
1402         updatetitle(c);
1403         /* Do not reload. */
1404 }
1405
1406 void
1407 togglestyle(Client *c, const Arg *arg)
1408 {
1409         enablestyle = !enablestyle;
1410         setstyle(c, enablestyle ? getstyle(geturi(c)) : "");
1411
1412         updatetitle(c);
1413 }
1414
1415 void
1416 toggleinspector(Client *c, const Arg *a)
1417 {
1418         if (enableinspector) {
1419                 if (webkit_web_inspector_is_attached(c->inspector))
1420                         webkit_web_inspector_close(c->inspector);
1421                 else
1422                         webkit_web_inspector_show(c->inspector);
1423         }
1424 }
1425
1426 void
1427 find(Client *c, const Arg *a)
1428 {
1429         const char *s, *f;
1430
1431         if (a && a->i) {
1432                 if (a->i > 0)
1433                         webkit_find_controller_search_next(c->finder);
1434                 else
1435                         webkit_find_controller_search_previous(c->finder);
1436         } else {
1437                 s = getatom(c, AtomFind);
1438                 f = webkit_find_controller_get_search_text(c->finder);
1439
1440                 if (g_strcmp0(f, s) == 0) /* reset search */
1441                         webkit_find_controller_search(c->finder, "", findopts, G_MAXUINT);
1442
1443                 webkit_find_controller_search(c->finder, s, findopts, G_MAXUINT);
1444
1445                 if (strcmp(s, "") == 0)
1446                         webkit_find_controller_search_finish(c->finder);
1447         }
1448 }
1449
1450 void
1451 clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h)
1452 {
1453         navigate(c, a);
1454 }
1455
1456 void
1457 clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h)
1458 {
1459         Arg arg;
1460
1461         arg.v = webkit_hit_test_result_get_link_uri(h);
1462         newwindow(c, &arg, a->b);
1463 }
1464
1465 int
1466 main(int argc, char *argv[])
1467 {
1468         Arg arg;
1469         Client *c;
1470
1471         memset(&arg, 0, sizeof(arg));
1472
1473         /* command line args */
1474         ARGBEGIN {
1475         case 'a':
1476                 cookiepolicies = EARGF(usage());
1477                 break;
1478         case 'b':
1479                 enablescrollbars = 0;
1480                 break;
1481         case 'B':
1482                 enablescrollbars = 1;
1483                 break;
1484         case 'c':
1485                 cookiefile = EARGF(usage());
1486                 break;
1487         case 'd':
1488                 enablecache = 0;
1489                 break;
1490         case 'D':
1491                 enablecache = 1;
1492                 break;
1493         case 'e':
1494                 embed = strtol(EARGF(usage()), NULL, 0);
1495                 break;
1496         case 'f':
1497                 runinfullscreen = 0;
1498                 break;
1499         case 'F':
1500                 runinfullscreen = 1;
1501                 break;
1502         case 'g':
1503                 allowgeolocation = 0;
1504                 break;
1505         case 'G':
1506                 allowgeolocation = 1;
1507                 break;
1508         case 'i':
1509                 loadimages = 0;
1510                 break;
1511         case 'I':
1512                 loadimages = 1;
1513                 break;
1514         case 'k':
1515                 kioskmode = 0;
1516                 break;
1517         case 'K':
1518                 kioskmode = 1;
1519                 break;
1520         case 'm':
1521                 enablestyle = 0;
1522                 break;
1523         case 'M':
1524                 enablestyle = 1;
1525                 break;
1526         case 'n':
1527                 enableinspector = 0;
1528                 break;
1529         case 'N':
1530                 enableinspector = 1;
1531                 break;
1532         case 'p':
1533                 enableplugins = 0;
1534                 break;
1535         case 'P':
1536                 enableplugins = 1;
1537                 break;
1538         case 'r':
1539                 scriptfile = EARGF(usage());
1540                 break;
1541         case 's':
1542                 enablescripts = 0;
1543                 break;
1544         case 'S':
1545                 enablescripts = 1;
1546                 break;
1547         case 't':
1548                 stylefile = EARGF(usage());
1549                 break;
1550         case 'u':
1551                 useragent = EARGF(usage());
1552                 break;
1553         case 'v':
1554                 die("surf-"VERSION", ©2009-2015 surf engineers, "
1555                     "see LICENSE for details\n");
1556         case 'x':
1557                 showxid = TRUE;
1558                 break;
1559         case 'z':
1560                 zoomlevel = strtof(EARGF(usage()), NULL);
1561                 break;
1562         default:
1563                 usage();
1564         } ARGEND;
1565         if (argc > 0)
1566                 arg.v = argv[0];
1567
1568         setup();
1569         c = newclient(NULL);
1570         showview(NULL, c);
1571         if (arg.v)
1572                 loaduri(clients, &arg);
1573         else
1574                 updatetitle(c);
1575
1576         gtk_main();
1577         cleanup();
1578
1579         return EXIT_SUCCESS;
1580 }