surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5 #include <signal.h>
   6 #include <X11/X.h>
   7 #include <X11/Xatom.h>
   8 #include <gtk/gtkx.h>
   9 #include <gtk/gtk.h>
  10 #include <gdk/gdkx.h>
  11 #include <gdk/gdk.h>
  12 #include <gdk/gdkkeysyms.h>
  13 #include <string.h>
  14 #include <sys/types.h>
  15 #include <sys/wait.h>
  16 #include <unistd.h>
  17 #include <limits.h>
  18 #include <stdlib.h>
  19 #include <stdio.h>
  20 #include <webkit2/webkit2.h>
  21 #include <glib/gstdio.h>
  22 #include <JavaScriptCore/JavaScript.h>
  23 #include <sys/file.h>
  24 #include <libgen.h>
  25 #include <stdarg.h>
  26 #include <regex.h>
  27 #include <pwd.h>
  28 #include <string.h>
  29
  30 #include "arg.h"
  31
  32 char *argv0;
  33
  34 #define LENGTH(x)               (sizeof(x) / sizeof(x[0]))
  35 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  36
  37 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  38
  39 enum {
  40         OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
  41         OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
  42         OnImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
  43         OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
  44         OnEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
  45         OnBar   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
  46         OnSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
  47         OnAny   = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
  48 };
  49
  50 typedef union Arg Arg;
  51 union Arg {
  52         gboolean b;
  53         gint i;
  54         const void *v;
  55 };
  56
  57 typedef struct Client {
  58         GtkWidget *win;
  59         Window xid;
  60         WebKitWebView *view;
  61         WebKitWebInspector *inspector;
  62         WebKitHitTestResult *mousepos;
  63         GTlsCertificateFlags tlsflags;
  64         const char *title, *targeturi;
  65         const char *needle;
  66         gint progress;
  67         struct Client *next;
  68         gboolean zoomed, fullscreen;
  69 } Client;
  70
  71 typedef struct {
  72         guint mod;
  73         guint keyval;
  74         void (*func)(Client *c, const Arg *arg);
  75         const Arg arg;
  76 } Key;
  77
  78 typedef struct {
  79         unsigned int target;
  80         unsigned int mask;
  81         guint button;
  82         void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
  83         const Arg arg;
  84         unsigned int stopevent;
  85 } Button;
  86
  87 typedef struct {
  88         char *regex;
  89         char *style;
  90         regex_t re;
  91 } SiteStyle;
  92
  93 static Display *dpy;
  94 static Atom atoms[AtomLast];
  95 static Client *clients = NULL;
  96 static Window embed = 0;
  97 static gboolean showxid = FALSE;
  98 static char winid[64];
  99 static char togglestat[9];
 100 static char pagestat[3];
 101 static GTlsDatabase *tlsdb;
 102 static int cookiepolicy;
 103 static char *stylefile = NULL;
 104
 105 static void addaccelgroup(Client *c);
 106 static char *buildfile(const char *path);
 107 static char *buildpath(const char *path);
 108 static gboolean buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c);
 109 static void cleanup(void);
 110 static void clipboard(Client *c, const Arg *a);
 111
 112 static WebKitCookieAcceptPolicy cookiepolicy_get(void);
 113 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
 114
 115 static char *copystr(char **str, const char *src);
 116 static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
 117                 Client *c);
 118 static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 119     WebKitPolicyDecisionType dt, Client *c);
 120 static void decidenavigation(WebKitPolicyDecision *d, Client *c);
 121 static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
 122 static void decideresource(WebKitPolicyDecision *d, Client *c);
 123 static void closeview(WebKitWebView *v, Client *c);
 124 static void destroyclient(Client *c);
 125 static void destroywin(GtkWidget* w, Client *c);
 126 static void die(const char *errstr, ...);
 127 static void evalscript(Client *c, const char *jsstr, ...);
 128 static void runscript(Client *c);
 129 static void find(Client *c, const Arg *arg);
 130 static void togglefullscreen(Client *c, const Arg *a);
 131 static gboolean permissionrequested(WebKitWebView *v,
 132                 WebKitPermissionRequest *r, Client *c);
 133 static const char *getatom(Client *c, int a);
 134 static void gettogglestat(Client *c);
 135 static void getpagestat(Client *c);
 136 static char *geturi(Client *c);
 137 static const gchar *getstyle(const char *uri);
 138 static void setstyle(Client *c, const char *stylefile);
 139
 140 static void handleplumb(Client *c, const gchar *uri);
 141
 142 static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
 143                 Client *c);
 144 static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
 145 static void download(Client *c, WebKitURIResponse *r);
 146
 147 static void toggleinspector(Client *c, const Arg *a);
 148
 149 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
 150                          GdkModifierType mods, Client *c);
 151 static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
 152                 guint modifiers, Client *c);
 153 static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
 154 static void loaduri(Client *c, const Arg *arg);
 155 static void navigate(Client *c, const Arg *arg);
 156 static Client *newclient(Client *c);
 157 static WebKitWebView *newview(Client *c, WebKitWebView *rv);
 158 static void showview(WebKitWebView *v, Client *c);
 159 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 160 static GtkWidget *createwindow(Client *c);
 161 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 162 static void print(Client *c, const Arg *a);
 163 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 164                                 gpointer d);
 165 static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
 166 static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
 167 static void linkopen(Client *c, const Arg *arg);
 168 static void linkopenembed(Client *c, const Arg *arg);
 169 static void reload(Client *c, const Arg *arg);
 170 static void scroll_h(Client *c, const Arg *a);
 171 static void scroll_v(Client *c, const Arg *a);
 172 static void setatom(Client *c, int a, const char *v);
 173 static void setup(void);
 174 static void sigchld(int unused);
 175 static void spawn(Client *c, const Arg *arg);
 176 static void stop(Client *c, const Arg *arg);
 177 static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
 178 static void toggle(Client *c, const Arg *arg);
 179 static void togglecookiepolicy(Client *c, const Arg *arg);
 180 static void togglegeolocation(Client *c, const Arg *arg);
 181 static void togglestyle(Client *c, const Arg *arg);
 182 static void updatetitle(Client *c);
 183 static void updatewinid(Client *c);
 184 static void usage(void);
 185 static void zoom(Client *c, const Arg *arg);
 186
 187 /* configuration, allows nested code to access above variables */
 188 #include "config.h"
 189
 190 void
 191 addaccelgroup(Client *c)
 192 {
 193         int i;
 194         GtkAccelGroup *group = gtk_accel_group_new();
 195         GClosure *closure;
 196
 197         for (i = 0; i < LENGTH(keys); i++) {
 198                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 199                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod, 0,
 200                                         closure);
 201         }
 202         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 203 }
 204
 205 char *
 206 buildfile(const char *path)
 207 {
 208         char *dname, *bname, *bpath, *fpath;
 209         FILE *f;
 210
 211         dname = g_path_get_dirname(path);
 212         bname = g_path_get_basename(path);
 213
 214         bpath = buildpath(dname);
 215         g_free(dname);
 216
 217         fpath = g_build_filename(bpath, bname, NULL);
 218         g_free(bpath);
 219         g_free(bname);
 220
 221         if (!(f = fopen(fpath, "a")))
 222                 die("Could not open file: %s\n", fpath);
 223
 224         g_chmod(fpath, 0600); /* always */
 225         fclose(f);
 226
 227         return fpath;
 228 }
 229
 230 char *
 231 buildpath(const char *path)
 232 {
 233         struct passwd *pw;
 234         char *apath, *name, *p, *fpath;
 235
 236         if (path[0] == '~') {
 237                 if (path[1] == '/' || path[1] == '\0') {
 238                         p = (char *)&path[1];
 239                         pw = getpwuid(getuid());
 240                 } else {
 241                         if ((p = strchr(path, '/')))
 242                                 name = g_strndup(&path[1], --p - path);
 243                         else
 244                                 name = g_strdup(&path[1]);
 245
 246                         if (!(pw = getpwnam(name))) {
 247                                 die("Can't get user %s home directory: %s.\n",
 248                                     name, path);
 249                         }
 250                         g_free(name);
 251                 }
 252                 apath = g_build_filename(pw->pw_dir, p, NULL);
 253         } else {
 254                 apath = g_strdup(path);
 255         }
 256
 257         /* creating directory */
 258         if (g_mkdir_with_parents(apath, 0700) < 0)
 259                 die("Could not access directory: %s\n", apath);
 260
 261         fpath = realpath(apath, NULL);
 262         g_free(apath);
 263
 264         return fpath;
 265 }
 266
 267 gboolean
 268 buttonreleased(GtkWidget *w, GdkEventKey *e, Client *c)
 269 {
 270         WebKitHitTestResultContext element;
 271         GdkEventButton *eb = (GdkEventButton*)e;
 272         int i;
 273
 274         element = webkit_hit_test_result_get_context(c->mousepos);
 275
 276         for (i = 0; i < LENGTH(buttons); ++i) {
 277                 if (element & buttons[i].target &&
 278                     eb->button == buttons[i].button &&
 279                     CLEANMASK(eb->state) == CLEANMASK(buttons[i].mask) &&
 280                     buttons[i].func) {
 281                         buttons[i].func(c, &buttons[i].arg, c->mousepos);
 282                         return buttons[i].stopevent;
 283                 }
 284         }
 285
 286         return FALSE;
 287 }
 288
 289 void
 290 cleanup(void)
 291 {
 292         while (clients)
 293                 destroyclient(clients);
 294         g_free(cookiefile);
 295         g_free(scriptfile);
 296         g_free(stylefile);
 297         g_free(cachedir);
 298 }
 299
 300 WebKitCookieAcceptPolicy
 301 cookiepolicy_get(void)
 302 {
 303         switch (cookiepolicies[cookiepolicy]) {
 304         case 'a':
 305                 return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
 306         case '@':
 307                 return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
 308         case 'A':
 309         default:
 310                 break;
 311         }
 312
 313         return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
 314 }
 315
 316 char
 317 cookiepolicy_set(const WebKitCookieAcceptPolicy ep)
 318 {
 319         switch (ep) {
 320         case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
 321                 return 'a';
 322         case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
 323                 return '@';
 324         case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
 325         default:
 326                 break;
 327         }
 328
 329         return 'A';
 330 }
 331
 332 void
 333 evalscript(Client *c, const char *jsstr, ...)
 334 {
 335         va_list ap;
 336         gchar *script;
 337
 338         va_start(ap, jsstr);
 339         script = g_strdup_vprintf(jsstr, ap);
 340         va_end(ap);
 341
 342         webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
 343         g_free(script);
 344 }
 345
 346 void
 347 runscript(Client *c)
 348 {
 349         gchar *script;
 350         gsize l;
 351
 352         if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
 353                 evalscript(c, script);
 354         g_free(script);
 355 }
 356
 357 void
 358 clipboard(Client *c, const Arg *a)
 359 {
 360         if (a->b) { /* load clipboard uri */
 361                 gtk_clipboard_request_text(gtk_clipboard_get(
 362                                            GDK_SELECTION_PRIMARY),
 363                                            pasteuri, c);
 364         } else { /* copy uri */
 365                 gtk_clipboard_set_text(gtk_clipboard_get(
 366                                        GDK_SELECTION_PRIMARY), c->targeturi
 367                                        ? c->targeturi : geturi(c), -1);
 368         }
 369 }
 370
 371 char *
 372 copystr(char **str, const char *src)
 373 {
 374         char *tmp;
 375         tmp = g_strdup(src);
 376
 377         if (str && *str) {
 378                 g_free(*str);
 379                 *str = tmp;
 380         }
 381         return tmp;
 382 }
 383
 384 GtkWidget *
 385 createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
 386 {
 387         Client *n;
 388
 389         switch (webkit_navigation_action_get_navigation_type(a)) {
 390         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 391                 /*
 392                  * popup windows of type “other” are almost always triggered
 393                  * by user gesture, so inverse the logic here
 394                  */
 395 /* instead of this, compare destination uri to mouse-over uri for validating window */
 396                 if (webkit_navigation_action_is_user_gesture(a)) {
 397                         return NULL;
 398                         break;
 399                 }
 400         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 401         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 402         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 403         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 404         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 405                 n = newclient(c);
 406                 break;
 407         default:
 408                 return NULL;
 409                 break;
 410         }
 411
 412         return GTK_WIDGET(n->view);
 413 }
 414
 415 gboolean
 416 decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
 417     WebKitPolicyDecisionType dt, Client *c)
 418 {
 419         switch (dt) {
 420         case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
 421                 decidenavigation(d, c);
 422                 break;
 423         case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
 424                 decidenewwindow(d, c);
 425                 break;
 426         case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
 427                 decideresource(d, c);
 428                 break;
 429         default:
 430                 webkit_policy_decision_ignore(d);
 431                 break;
 432         }
 433         return TRUE;
 434 }
 435
 436 void
 437 decidenavigation(WebKitPolicyDecision *d, Client *c)
 438 {
 439         WebKitNavigationAction *a;
 440
 441         a = webkit_navigation_policy_decision_get_navigation_action(
 442             WEBKIT_NAVIGATION_POLICY_DECISION(d));
 443
 444         switch (webkit_navigation_action_get_navigation_type(a)) {
 445         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 446         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 447         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 448         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 449         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 450         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 451         default:
 452                 /* Do not navigate to links with a "_blank" target (popup) */
 453                 if (webkit_navigation_policy_decision_get_frame_name(
 454                     WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
 455                         webkit_policy_decision_ignore(d);
 456                 } else {
 457                         /* Filter out navigation to different domain ? */
 458                         /* get action→urirequest, copy and load in new window+view
 459                          * on Ctrl+Click ? */
 460                         webkit_policy_decision_use(d);
 461                 }
 462                 break;
 463         }
 464 }
 465
 466 void
 467 decidenewwindow(WebKitPolicyDecision *d, Client *c)
 468 {
 469         WebKitNavigationAction *a;
 470         Arg arg;
 471
 472         a = webkit_navigation_policy_decision_get_navigation_action(
 473             WEBKIT_NAVIGATION_POLICY_DECISION(d));
 474
 475         switch (webkit_navigation_action_get_navigation_type(a)) {
 476         case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
 477         case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
 478         case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
 479         case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
 480         case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
 481                 /* Filter domains here */
 482 /* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
 483  * test for link clicked but no button ? */
 484                 arg.v = webkit_uri_request_get_uri(
 485                     webkit_navigation_action_get_request(a));
 486                 newwindow(c, &arg, 0);
 487                 break;
 488         case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
 489         default:
 490                 break;
 491         }
 492
 493         webkit_policy_decision_ignore(d);
 494 }
 495
 496 void
 497 decideresource(WebKitPolicyDecision *d, Client *c)
 498 {
 499         const gchar *uri;
 500         int i, isascii = 1;
 501         WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
 502         WebKitURIResponse *res;
 503
 504         res = webkit_response_policy_decision_get_response(r);
 505         uri = webkit_uri_response_get_uri(res);
 506
 507         if (g_str_has_suffix(uri, "/favicon.ico"))
 508                 webkit_uri_request_set_uri(
 509                     webkit_response_policy_decision_get_request(r),
 510                     "about:blank");
 511
 512         if (!g_str_has_prefix(uri, "http://")
 513             && !g_str_has_prefix(uri, "https://")
 514             && !g_str_has_prefix(uri, "about:")
 515             && !g_str_has_prefix(uri, "file://")
 516             && !g_str_has_prefix(uri, "data:")
 517             && !g_str_has_prefix(uri, "blob:")
 518             && strlen(uri) > 0) {
 519                 for (i = 0; i < strlen(uri); i++) {
 520                         if (!g_ascii_isprint(uri[i])) {
 521                                 isascii = 0;
 522                                 break;
 523                         }
 524                 }
 525                 if (isascii) {
 526                         handleplumb(c, uri);
 527                         webkit_policy_decision_ignore(d);
 528                 }
 529         }
 530
 531         if (webkit_response_policy_decision_is_mime_type_supported(r)) {
 532                 webkit_policy_decision_use(d);
 533         } else {
 534                 webkit_policy_decision_ignore(d);
 535                 download(c, res);
 536         }
 537 }
 538
 539 void
 540 destroyclient(Client *c)
 541 {
 542         Client *p;
 543
 544         webkit_web_view_stop_loading(c->view);
 545         /* Not needed, has already been called
 546         gtk_widget_destroy(c->win);
 547          */
 548
 549         for (p = clients; p && p->next != c; p = p->next)
 550                 ;
 551         if (p)
 552                 p->next = c->next;
 553         else
 554                 clients = c->next;
 555         free(c);
 556 }
 557
 558 void
 559 closeview(WebKitWebView *v, Client *c)
 560 {
 561         gtk_widget_destroy(c->win);
 562 }
 563
 564 void
 565 destroywin(GtkWidget* w, Client *c)
 566 {
 567         destroyclient(c);
 568         if (clients == NULL)
 569                 gtk_main_quit();
 570 }
 571
 572 void
 573 die(const char *errstr, ...)
 574 {
 575         va_list ap;
 576
 577         va_start(ap, errstr);
 578         vfprintf(stderr, errstr, ap);
 579         va_end(ap);
 580         exit(EXIT_FAILURE);
 581 }
 582
 583 void
 584 find(Client *c, const Arg *arg)
 585 {
 586         const char *s;
 587
 588         s = getatom(c, AtomFind);
 589         gboolean forward = *(gboolean *)arg;
 590         webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
 591 }
 592
 593 void
 594 togglefullscreen(Client *c, const Arg *a)
 595 {
 596         /* toggling value is handled in winevent() */
 597         if (c->fullscreen)
 598                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
 599         else
 600                 gtk_window_fullscreen(GTK_WINDOW(c->win));
 601 }
 602
 603 gboolean
 604 permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
 605 {
 606         if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
 607                 if (allowgeolocation)
 608                         webkit_permission_request_allow(r);
 609                 else
 610                         webkit_permission_request_deny(r);
 611                 return TRUE;
 612         }
 613
 614         return FALSE;
 615 }
 616
 617 const char *
 618 getatom(Client *c, int a)
 619 {
 620         static char buf[BUFSIZ];
 621         Atom adummy;
 622         int idummy;
 623         unsigned long ldummy;
 624         unsigned char *p = NULL;
 625
 626         XGetWindowProperty(dpy, c->xid,
 627                            atoms[a], 0L, BUFSIZ, False, XA_STRING,
 628                            &adummy, &idummy, &ldummy, &ldummy, &p);
 629         if (p)
 630                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 631         else
 632                 buf[0] = '\0';
 633         XFree(p);
 634
 635         return buf;
 636 }
 637
 638 char *
 639 geturi(Client *c)
 640 {
 641         char *uri;
 642
 643         if (!(uri = (char *)webkit_web_view_get_uri(c->view)))
 644                 uri = "about:blank";
 645         return uri;
 646 }
 647
 648 const gchar *
 649 getstyle(const char *uri)
 650 {
 651         int i;
 652
 653         if (stylefile != NULL)
 654                 return stylefile;
 655
 656         for (i = 0; i < LENGTH(styles); i++) {
 657                 if (styles[i].regex && !regexec(&(styles[i].re), uri, 0,
 658                     NULL, 0))
 659                         return styles[i].style;
 660         }
 661
 662         return "";
 663 }
 664
 665 void
 666 setstyle(Client *c, const char *stylefile)
 667 {
 668         gchar *style;
 669
 670         if (!g_file_get_contents(stylefile, &style, NULL, NULL)) {
 671                 fprintf(stderr, "Could not read style file: %s\n", stylefile);
 672                 return;
 673         }
 674
 675         webkit_user_content_manager_add_style_sheet(
 676             webkit_web_view_get_user_content_manager(c->view),
 677             webkit_user_style_sheet_new(style,
 678             WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
 679             WEBKIT_USER_STYLE_LEVEL_USER,
 680             NULL, NULL));
 681
 682         g_free(style);
 683 }
 684
 685 void
 686 handleplumb(Client *c, const gchar *uri)
 687 {
 688         Arg arg;
 689
 690         arg = (Arg)PLUMB(uri);
 691         spawn(c, &arg);
 692 }
 693
 694 void
 695 downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
 696 {
 697         g_signal_connect(G_OBJECT(d), "notify::response",
 698             G_CALLBACK(responsereceived), c);
 699 }
 700
 701 void
 702 responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
 703 {
 704         download(c, webkit_download_get_response(d));
 705         webkit_download_cancel(d);
 706 }
 707
 708 void
 709 download(Client *c, WebKitURIResponse *r)
 710 {
 711         Arg a;
 712
 713         a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
 714         spawn(c, &a);
 715 }
 716
 717 void
 718 toggleinspector(Client *c, const Arg *a)
 719 {
 720         if (enableinspector) {
 721                 if (webkit_web_inspector_is_attached(c->inspector))
 722                         webkit_web_inspector_close(c->inspector);
 723                 else
 724                         webkit_web_inspector_show(c->inspector);
 725         }
 726 }
 727
 728 gboolean
 729 keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
 730          Client *c)
 731 {
 732         guint i;
 733         gboolean processed = FALSE;
 734
 735         mods = CLEANMASK(mods);
 736         key = gdk_keyval_to_lower(key);
 737         updatewinid(c);
 738         for (i = 0; i < LENGTH(keys); i++) {
 739                 if (key == keys[i].keyval
 740                     && mods == keys[i].mod
 741                     && keys[i].func) {
 742                         keys[i].func(c, &(keys[i].arg));
 743                         processed = TRUE;
 744                 }
 745         }
 746
 747         return processed;
 748 }
 749
 750 void
 751 mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
 752     Client *c)
 753 {
 754         WebKitHitTestResultContext hc;
 755
 756         /* Keep the hit test to know where is the pointer on the next click */
 757         c->mousepos = h;
 758
 759         hc = webkit_hit_test_result_get_context(h);
 760
 761         if (hc & OnLink)
 762                 c->targeturi = webkit_hit_test_result_get_link_uri(h);
 763         else if (hc & OnImg)
 764                 c->targeturi = webkit_hit_test_result_get_image_uri(h);
 765         else if (hc & OnMedia)
 766                 c->targeturi = webkit_hit_test_result_get_media_uri(h);
 767         else
 768                 c->targeturi = NULL;
 769         updatetitle(c);
 770 }
 771
 772 void
 773 loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
 774 {
 775         switch (e) {
 776         case WEBKIT_LOAD_STARTED:
 777                 c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 778                 break;
 779         case WEBKIT_LOAD_REDIRECTED:
 780                 setatom(c, AtomUri, geturi(c));
 781                 break;
 782         case WEBKIT_LOAD_COMMITTED:
 783                 if (!webkit_web_view_get_tls_info(c->view, NULL, &(c->tlsflags)))
 784                         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 785
 786                 setatom(c, AtomUri, geturi(c));
 787
 788                 if (enablestyle)
 789                         setstyle(c, getstyle(geturi(c)));
 790                 break;
 791         case WEBKIT_LOAD_FINISHED:
 792                 /* Disabled until we write some WebKitWebExtension for
 793                  * manipulating the DOM directly.
 794                 evalscript(c, "document.documentElement.style.overflow = '%s'",
 795                     enablescrollbars ? "auto" : "hidden");
 796                 */
 797                 runscript(c);
 798                 break;
 799         }
 800         updatetitle(c);
 801 }
 802
 803 void
 804 loaduri(Client *c, const Arg *arg)
 805 {
 806         char *u = NULL, *rp;
 807         const char *uri = (char *)arg->v;
 808         Arg a = { .b = FALSE };
 809         struct stat st;
 810
 811         if (strcmp(uri, "") == 0)
 812                 return;
 813
 814         /* In case it's a file path. */
 815         if (stat(uri, &st) == 0) {
 816                 rp = realpath(uri, NULL);
 817                 u = g_strdup_printf("file://%s", rp);
 818                 free(rp);
 819         } else {
 820                 u = g_strrstr(uri, "://") ? g_strdup(uri)
 821                     : g_strdup_printf("http://%s", uri);
 822         }
 823
 824         setatom(c, AtomUri, uri);
 825
 826         /* prevents endless loop */
 827         if (strcmp(u, geturi(c)) == 0) {
 828                 reload(c, &a);
 829         } else {
 830                 webkit_web_view_load_uri(c->view, u);
 831                 c->progress = 0;
 832                 c->title = copystr(&c->title, u);
 833                 updatetitle(c);
 834         }
 835         g_free(u);
 836 }
 837
 838 void
 839 navigate(Client *c, const Arg *arg)
 840 {
 841         int steps = *(int *)arg;
 842         webkit_web_view_go_back_or_forward(c->view, steps);
 843 }
 844
 845 Client *
 846 newclient(Client *rc)
 847 {
 848         Client *c;
 849         gdouble dpi;
 850
 851         if (!(c = calloc(1, sizeof(Client))))
 852                 die("Cannot malloc!\n");
 853
 854         c->title = NULL;
 855         c->progress = 100;
 856
 857         c->next = clients;
 858         clients = c;
 859
 860         c->view = newview(c, rc ? rc->view : NULL);
 861         c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 862
 863         return c;
 864 }
 865
 866 WebKitWebView *
 867 newview(Client *c, WebKitWebView *rv)
 868 {
 869         WebKitWebView *v;
 870         WebKitSettings *settings;
 871         WebKitUserContentManager *contentmanager;
 872         WebKitWebContext *context;
 873         char *ua;
 874
 875         /* Webview */
 876         if (rv) {
 877                 v = WEBKIT_WEB_VIEW(
 878                     webkit_web_view_new_with_related_view(rv));
 879         } else {
 880                 settings = webkit_settings_new_with_settings(
 881                     "auto-load-images", loadimages,
 882                     "default-font-size", defaultfontsize,
 883                     "enable-caret-browsing", enablecaretbrowsing,
 884                     "enable-developer-extras", enableinspector,
 885                     "enable-dns-prefetching", enablednsprefetching,
 886                     "enable-frame-flattening", enableframeflattening,
 887                     "enable-html5-database", enablecache,
 888                     "enable-html5-local-storage", enablecache,
 889                     "enable-javascript", enablescripts,
 890                     "enable-plugins", enableplugins,
 891                     NULL);
 892                 if (!(ua = getenv("SURF_USERAGENT")))
 893                         ua = useragent;
 894                 webkit_settings_set_user_agent(settings, ua);
 895                 /* Have a look at http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html
 896                  * for more interesting settings */
 897
 898                 contentmanager = webkit_user_content_manager_new();
 899
 900                 context = webkit_web_context_new_with_website_data_manager(
 901                     webkit_website_data_manager_new(
 902                     "base-cache-directory", cachedir,
 903                     "base-data-directory", cachedir,
 904                     NULL));
 905
 906                 /* rendering process model, can be a shared unique one or one for each
 907                  * view */
 908                 webkit_web_context_set_process_model(context,
 909                     WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
 910                 /* ssl */
 911                 webkit_web_context_set_tls_errors_policy(context, strictssl ?
 912                     WEBKIT_TLS_ERRORS_POLICY_FAIL : WEBKIT_TLS_ERRORS_POLICY_IGNORE);
 913                 /* disk cache */
 914                 webkit_web_context_set_cache_model(context, enablecache ?
 915                     WEBKIT_CACHE_MODEL_WEB_BROWSER : WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
 916
 917                 /* Currently only works with text file to be compatible with curl */
 918                 webkit_cookie_manager_set_persistent_storage(
 919                     webkit_web_context_get_cookie_manager(context), cookiefile,
 920                     WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
 921                 /* cookie policy */
 922                 webkit_cookie_manager_set_accept_policy(
 923                     webkit_web_context_get_cookie_manager(context),
 924                     cookiepolicy_get());
 925
 926                 g_signal_connect(G_OBJECT(context), "download-started",
 927                     G_CALLBACK(downloadstarted), c);
 928
 929                 v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
 930                     "settings", settings,
 931                     "user-content-manager", contentmanager,
 932                     "web-context", context,
 933                     NULL);
 934         }
 935
 936         g_signal_connect(G_OBJECT(v),
 937                          "notify::title",
 938                          G_CALLBACK(titlechanged), c);
 939         g_signal_connect(G_OBJECT(v),
 940                          "mouse-target-changed",
 941                          G_CALLBACK(mousetargetchanged), c);
 942         g_signal_connect(G_OBJECT(v),
 943                          "permission-request",
 944                          G_CALLBACK(permissionrequested), c);
 945         g_signal_connect(G_OBJECT(v),
 946                          "create",
 947                          G_CALLBACK(createview), c);
 948         g_signal_connect(G_OBJECT(v), "ready-to-show",
 949                          G_CALLBACK(showview), c);
 950         g_signal_connect(G_OBJECT(v),
 951                          "decide-policy",
 952                          G_CALLBACK(decidepolicy), c);
 953         g_signal_connect(G_OBJECT(v),
 954                          "load-changed",
 955                          G_CALLBACK(loadchanged), c);
 956         g_signal_connect(G_OBJECT(v),
 957                          "notify::estimated-load-progress",
 958                          G_CALLBACK(progresschanged), c);
 959         g_signal_connect(G_OBJECT(v),
 960                          "button-release-event",
 961                          G_CALLBACK(buttonreleased), c);
 962         g_signal_connect(G_OBJECT(v), "close",
 963                         G_CALLBACK(closeview), c);
 964
 965         return v;
 966 }
 967
 968 void
 969 showview(WebKitWebView *v, Client *c)
 970 {
 971         GdkGeometry hints = { 1, 1 };
 972         GdkRGBA bgcolor = { 0 };
 973         GdkWindow *gwin;
 974
 975         c->win = createwindow(c);
 976
 977         if (enableinspector)
 978                 c->inspector = webkit_web_view_get_inspector(c->view);
 979
 980         if (!kioskmode)
 981                 addaccelgroup(c);
 982
 983         /* Arranging */
 984         gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
 985
 986         /* Setup */
 987         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 988         gtk_widget_show(GTK_WIDGET(c->view));
 989         gtk_widget_show(c->win);
 990         gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
 991         c->xid = gdk_x11_window_get_xid(gwin);
 992         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 993                                       GDK_HINT_MIN_SIZE);
 994         gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
 995         gdk_window_add_filter(gwin, processx, c);
 996
 997         /* This might conflict with _zoomto96dpi_. */
 998         if (zoomlevel != 1.0)
 999                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
1000
1001         if (runinfullscreen)
1002                 togglefullscreen(c, NULL);
1003
1004         setatom(c, AtomFind, "");
1005         setatom(c, AtomUri, "about:blank");
1006         if (hidebackground)
1007                 webkit_web_view_set_background_color(c->view, &bgcolor);
1008
1009         if (showxid) {
1010                 gdk_display_sync(gtk_widget_get_display(c->win));
1011                 printf("%lu\n", c->xid);
1012                 fflush(NULL);
1013                 if (fclose(stdout) != 0) {
1014                         die("Error closing stdout");
1015                 }
1016         }
1017 }
1018
1019 void
1020 newwindow(Client *c, const Arg *arg, gboolean noembed)
1021 {
1022         guint i = 0;
1023         const char *cmd[18], *uri;
1024         const Arg a = { .v = (void *)cmd };
1025         char tmp[64];
1026
1027         cmd[i++] = argv0;
1028         cmd[i++] = "-a";
1029         cmd[i++] = cookiepolicies;
1030         if (!enablescrollbars)
1031                 cmd[i++] = "-b";
1032         if (embed && !noembed) {
1033                 cmd[i++] = "-e";
1034                 snprintf(tmp, LENGTH(tmp), "%u", (int)embed);
1035                 cmd[i++] = tmp;
1036         }
1037         if (!allowgeolocation)
1038                 cmd[i++] = "-g";
1039         if (!loadimages)
1040                 cmd[i++] = "-i";
1041         if (kioskmode)
1042                 cmd[i++] = "-k";
1043         if (!enableplugins)
1044                 cmd[i++] = "-p";
1045         if (!enablescripts)
1046                 cmd[i++] = "-s";
1047         if (showxid)
1048                 cmd[i++] = "-x";
1049         if (enablediskcache)
1050                 cmd[i++] = "-D";
1051         cmd[i++] = "-c";
1052         cmd[i++] = cookiefile;
1053         cmd[i++] = "--";
1054         uri = arg->v ? (char *)arg->v : c->linkhover;
1055         if (uri)
1056                 cmd[i++] = uri;
1057         cmd[i++] = NULL;
1058         spawn(NULL, &a);
1059 }
1060
1061 GtkWidget *
1062 createwindow(Client *c)
1063 {
1064         GtkWidget *w;
1065
1066         if (embed) {
1067                 w = gtk_plug_new(embed);
1068         } else {
1069                 w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1070
1071                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
1072                  * is always correct, so we should still call this function.
1073                  * But when doing so, we *must* differentiate between a
1074                  * WM_CLASS and a resource on the window.  By convention, the
1075                  * window class (WM_CLASS) is capped, while the resource is in
1076                  * lowercase.   Both these values come as a pair.
1077                  */
1078                 gtk_window_set_wmclass(GTK_WINDOW(w), "surf", "Surf");
1079
1080                 /* TA:  20091214:  And set the role here as well -- so that
1081                  * sessions can pick this up.
1082                  */
1083                 gtk_window_set_role(GTK_WINDOW(w), "Surf");
1084
1085                 gtk_window_set_default_size(GTK_WINDOW(w), 800, 600);
1086         }
1087
1088         g_signal_connect(G_OBJECT(w), "destroy",
1089             G_CALLBACK(destroywin), c);
1090         g_signal_connect(G_OBJECT(w), "leave-notify-event",
1091             G_CALLBACK(winevent), c);
1092         g_signal_connect(G_OBJECT(w), "window-state-event",
1093             G_CALLBACK(winevent), c);
1094
1095         return w;
1096 }
1097
1098 void
1099 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
1100 {
1101         Arg arg = {.v = text };
1102         if (text != NULL)
1103                 loaduri((Client *) d, &arg);
1104 }
1105
1106 void
1107 print(Client *c, const Arg *a)
1108 {
1109         webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
1110             GTK_WINDOW(c->win));
1111 }
1112
1113 GdkFilterReturn
1114 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
1115 {
1116         Client *c = (Client *)d;
1117         XPropertyEvent *ev;
1118         Arg arg;
1119
1120         if (((XEvent *)e)->type == PropertyNotify) {
1121                 ev = &((XEvent *)e)->xproperty;
1122                 if (ev->state == PropertyNewValue) {
1123                         if (ev->atom == atoms[AtomFind]) {
1124                                 arg.b = TRUE;
1125                                 find(c, &arg);
1126
1127                                 return GDK_FILTER_REMOVE;
1128                         } else if (ev->atom == atoms[AtomGo]) {
1129                                 arg.v = getatom(c, AtomGo);
1130                                 loaduri(c, &arg);
1131
1132                                 return GDK_FILTER_REMOVE;
1133                         }
1134                 }
1135         }
1136         return GDK_FILTER_CONTINUE;
1137 }
1138
1139 void
1140 progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
1141 {
1142         c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
1143             100;
1144         updatetitle(c);
1145 }
1146
1147 void
1148 linkopen(Client *c, const Arg *arg)
1149 {
1150         newwindow(NULL, arg, 1);
1151 }
1152
1153 void
1154 linkopenembed(Client *c, const Arg *arg)
1155 {
1156         newwindow(NULL, arg, 0);
1157 }
1158
1159 void
1160 reload(Client *c, const Arg *arg)
1161 {
1162         gboolean nocache = *(gboolean *)arg;
1163         if (nocache)
1164                 webkit_web_view_reload_bypass_cache(c->view);
1165         else
1166                 webkit_web_view_reload(c->view);
1167 }
1168
1169 void
1170 scroll_h(Client *c, const Arg *a)
1171 {
1172         evalscript(c, "window.scrollBy(%d * (window.innerWidth / 100), 0)",
1173             a->i);
1174 }
1175
1176 void
1177 scroll_v(Client *c, const Arg *a)
1178 {
1179         evalscript(c, "window.scrollBy(0, %d * (window.innerHeight / 100))",
1180             a->i);
1181 }
1182
1183 void
1184 setatom(Client *c, int a, const char *v)
1185 {
1186         XSync(dpy, False);
1187         XChangeProperty(dpy, c->xid,
1188                         atoms[a], XA_STRING, 8, PropModeReplace,
1189                         (unsigned char *)v, strlen(v) + 1);
1190 }
1191
1192 void
1193 setup(void)
1194 {
1195         int i;
1196         WebKitWebContext *context;
1197         GError *error = NULL;
1198
1199         /* clean up any zombies immediately */
1200         sigchld(0);
1201         gtk_init(NULL, NULL);
1202
1203         dpy = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
1204
1205         /* atoms */
1206         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1207         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1208         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1209
1210         /* dirs and files */
1211         cookiefile = buildfile(cookiefile);
1212         scriptfile = buildfile(scriptfile);
1213         cachedir   = buildpath(cachedir);
1214
1215         if (stylefile == NULL) {
1216                 styledir = buildpath(styledir);
1217                 for (i = 0; i < LENGTH(styles); i++) {
1218                         if (regcomp(&(styles[i].re), styles[i].regex,
1219                             REG_EXTENDED)) {
1220                                 fprintf(stderr,
1221                                         "Could not compile regex: %s\n",
1222                                         styles[i].regex);
1223                                 styles[i].regex = NULL;
1224                         }
1225                         styles[i].style = g_strconcat(styledir, "/",
1226                             styles[i].style, NULL);
1227                 }
1228                 g_free(styledir);
1229         } else {
1230                 stylefile = buildfile(stylefile);
1231         }
1232 }
1233
1234 void
1235 sigchld(int unused)
1236 {
1237         if (signal(SIGCHLD, sigchld) == SIG_ERR)
1238                 die("Can't install SIGCHLD handler");
1239         while (0 < waitpid(-1, NULL, WNOHANG));
1240 }
1241
1242 void
1243 spawn(Client *c, const Arg *arg)
1244 {
1245         if (fork() == 0) {
1246                 if (dpy)
1247                         close(ConnectionNumber(dpy));
1248                 setsid();
1249                 execvp(((char **)arg->v)[0], (char **)arg->v);
1250                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1251                 perror(" failed");
1252                 exit(0);
1253         }
1254 }
1255
1256 void
1257 stop(Client *c, const Arg *arg)
1258 {
1259         webkit_web_view_stop_loading(c->view);
1260 }
1261
1262 void
1263 titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
1264 {
1265         c->title = webkit_web_view_get_title(c->view);
1266         updatetitle(c);
1267 }
1268
1269 gboolean
1270 winevent(GtkWidget *w, GdkEvent *e, Client *c)
1271 {
1272         switch (e->type) {
1273         case GDK_LEAVE_NOTIFY:
1274                 c->targeturi = NULL;
1275                 updatetitle(c);
1276                 break;
1277         case GDK_WINDOW_STATE: /* fallthrough */
1278                 if (e->window_state.changed_mask ==
1279                     GDK_WINDOW_STATE_FULLSCREEN) {
1280                         c->fullscreen = e->window_state.new_window_state &
1281                             GDK_WINDOW_STATE_FULLSCREEN;
1282                         break;
1283                 }
1284         default:
1285                 return FALSE;
1286         }
1287
1288         return TRUE;
1289 }
1290
1291 void
1292 toggle(Client *c, const Arg *arg)
1293 {
1294         WebKitWebSettings *settings;
1295         char *name = (char *)arg->v;
1296         gboolean value;
1297         Arg a = { .b = FALSE };
1298
1299         settings = webkit_web_view_get_settings(c->view);
1300         g_object_get(G_OBJECT(settings), name, &value, NULL);
1301         g_object_set(G_OBJECT(settings), name, !value, NULL);
1302
1303         reload(c, &a);
1304 }
1305
1306 void
1307 togglecookiepolicy(Client *c, const Arg *arg)
1308 {
1309         ++cookiepolicy;
1310         cookiepolicy %= strlen(cookiepolicies);
1311
1312         webkit_cookie_manager_set_accept_policy(
1313             webkit_web_context_get_cookie_manager(
1314             webkit_web_view_get_context(c->view)),
1315             cookiepolicy_get());
1316
1317         updatetitle(c);
1318         /* Do not reload. */
1319 }
1320
1321 void
1322 togglegeolocation(Client *c, const Arg *arg)
1323 {
1324         Arg a = { .b = FALSE };
1325
1326         allowgeolocation ^= 1;
1327         reload(c, &a);
1328 }
1329
1330 void
1331 togglestyle(Client *c, const Arg *arg)
1332 {
1333         enablestyle = !enablestyle;
1334         setstyle(c, enablestyle ? getstyle(geturi(c)) : "");
1335
1336         updatetitle(c);
1337 }
1338
1339 void
1340 gettogglestat(Client *c)
1341 {
1342         gboolean value;
1343         int p = 0;
1344         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1345
1346         togglestat[p++] = cookiepolicy_set(cookiepolicy_get());
1347
1348         g_object_get(G_OBJECT(settings), "enable-caret-browsing", &value,
1349                      NULL);
1350         togglestat[p++] = value? 'C': 'c';
1351
1352         togglestat[p++] = allowgeolocation? 'G': 'g';
1353
1354         togglestat[p++] = enablediskcache? 'D': 'd';
1355
1356         g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1357         togglestat[p++] = value? 'I': 'i';
1358
1359         g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1360         togglestat[p++] = value? 'S': 's';
1361
1362         g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1363         togglestat[p++] = value? 'V': 'v';
1364
1365         togglestat[p++] = enablestyle ? 'M': 'm';
1366
1367         togglestat[p] = '\0';
1368 }
1369
1370 void
1371 getpagestat(Client *c)
1372 {
1373         const char *uri = geturi(c);
1374
1375         pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
1376             c->tlsflags > 0 ? 'U' : 'T';
1377         pagestat[1] = '\0';
1378 }
1379
1380 void
1381 updatetitle(Client *c)
1382 {
1383         char *t;
1384
1385         if (showindicators) {
1386                 gettogglestat(c);
1387                 getpagestat(c);
1388
1389                 if (c->linkhover) {
1390                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1391                                             c->linkhover);
1392                 } else if (c->progress != 100) {
1393                         t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1394                                             togglestat, pagestat,
1395                                             c->title == NULL ? "" : c->title);
1396                 } else {
1397                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1398                                             c->title == NULL ? "" : c->title);
1399                 }
1400
1401                 gtk_window_set_title(GTK_WINDOW(c->win), t);
1402                 g_free(t);
1403         } else {
1404                 gtk_window_set_title(GTK_WINDOW(c->win), (c->title == NULL) ?
1405                                      "" : c->title);
1406         }
1407 }
1408
1409 void
1410 updatewinid(Client *c)
1411 {
1412         snprintf(winid, LENGTH(winid), "%lu", c->xid);
1413 }
1414
1415 void
1416 usage(void)
1417 {
1418         die("usage: %s [-bBdDfFgGiIkKmMnNpPsSvx] [-a cookiepolicies ] "
1419             "[-c cookiefile] [-e xid] [-r scriptfile] [-t stylefile] "
1420             "[-u useragent] [-z zoomlevel] [uri]\n", basename(argv0));
1421 }
1422
1423 void
1424 zoom(Client *c, const Arg *arg)
1425 {
1426         c->zoomed = TRUE;
1427         if (arg->i < 0) {
1428                 /* zoom out */
1429                 webkit_web_view_zoom_out(c->view);
1430         } else if (arg->i > 0) {
1431                 /* zoom in */
1432                 webkit_web_view_zoom_in(c->view);
1433         } else {
1434                 /* reset */
1435                 c->zoomed = FALSE;
1436                 webkit_web_view_set_zoom_level(c->view, 1.0);
1437         }
1438 }
1439
1440 int
1441 main(int argc, char *argv[])
1442 {
1443         Arg arg;
1444         Client *c;
1445
1446         memset(&arg, 0, sizeof(arg));
1447
1448         /* command line args */
1449         ARGBEGIN {
1450         case 'a':
1451                 cookiepolicies = EARGF(usage());
1452                 break;
1453         case 'b':
1454                 enablescrollbars = 0;
1455                 break;
1456         case 'B':
1457                 enablescrollbars = 1;
1458                 break;
1459         case 'c':
1460                 cookiefile = EARGF(usage());
1461                 break;
1462         case 'd':
1463                 enablediskcache = 0;
1464                 break;
1465         case 'D':
1466                 enablediskcache = 1;
1467                 break;
1468         case 'e':
1469                 embed = strtol(EARGF(usage()), NULL, 0);
1470                 break;
1471         case 'f':
1472                 runinfullscreen = 0;
1473                 break;
1474         case 'F':
1475                 runinfullscreen = 1;
1476                 break;
1477         case 'g':
1478                 allowgeolocation = 0;
1479                 break;
1480         case 'G':
1481                 allowgeolocation = 1;
1482                 break;
1483         case 'i':
1484                 loadimages = 0;
1485                 break;
1486         case 'I':
1487                 loadimages = 1;
1488                 break;
1489         case 'k':
1490                 kioskmode = 0;
1491                 break;
1492         case 'K':
1493                 kioskmode = 1;
1494                 break;
1495         case 'm':
1496                 enablestyle = 0;
1497                 break;
1498         case 'M':
1499                 enablestyle = 1;
1500                 break;
1501         case 'n':
1502                 enableinspector = 0;
1503                 break;
1504         case 'N':
1505                 enableinspector = 1;
1506                 break;
1507         case 'p':
1508                 enableplugins = 0;
1509                 break;
1510         case 'P':
1511                 enableplugins = 1;
1512                 break;
1513         case 'r':
1514                 scriptfile = EARGF(usage());
1515                 break;
1516         case 's':
1517                 enablescripts = 0;
1518                 break;
1519         case 'S':
1520                 enablescripts = 1;
1521                 break;
1522         case 't':
1523                 stylefile = EARGF(usage());
1524                 break;
1525         case 'u':
1526                 useragent = EARGF(usage());
1527                 break;
1528         case 'v':
1529                 die("surf-"VERSION", ©2009-2015 surf engineers, "
1530                     "see LICENSE for details\n");
1531         case 'x':
1532                 showxid = TRUE;
1533                 break;
1534         case 'z':
1535                 zoomlevel = strtof(EARGF(usage()), NULL);
1536                 break;
1537         default:
1538                 usage();
1539         } ARGEND;
1540         if (argc > 0)
1541                 arg.v = argv[0];
1542
1543         setup();
1544         c = newclient(NULL);
1545         showview(NULL, c);
1546         if (arg.v)
1547                 loaduri(clients, &arg);
1548         else
1549                 updatetitle(c);
1550
1551         gtk_main();
1552         cleanup();
1553
1554         return EXIT_SUCCESS;
1555 }
1556