surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5
   6 #include <signal.h>
   7 #include <X11/X.h>
   8 #include <X11/Xatom.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 <webkit/webkit.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
  27 #include "arg.h"
  28
  29 char *argv0;
  30
  31 #define LENGTH(x)               (sizeof x / sizeof x[0])
  32 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  33 #define COOKIEJAR_TYPE          (cookiejar_get_type ())
  34 #define COOKIEJAR(obj)          (G_TYPE_CHECK_INSTANCE_CAST ((obj), COOKIEJAR_TYPE, CookieJar))
  35
  36 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  37
  38 typedef union Arg Arg;
  39 union Arg {
  40         gboolean b;
  41         gint i;
  42         const void *v;
  43 };
  44
  45 typedef struct Client {
  46         GtkWidget *win, *scroll, *vbox, *pane;
  47         WebKitWebView *view;
  48         WebKitWebInspector *inspector;
  49         char *title, *linkhover;
  50         const char *needle;
  51         gint progress;
  52         struct Client *next;
  53         gboolean zoomed, fullscreen, isinspecting, sslfailed;
  54 } Client;
  55
  56 typedef struct {
  57         guint mod;
  58         guint keyval;
  59         void (*func)(Client *c, const Arg *arg);
  60         const Arg arg;
  61 } Key;
  62
  63 typedef struct {
  64         SoupCookieJarText parent_instance;
  65         int lock;
  66 } CookieJar;
  67
  68 typedef struct {
  69         SoupCookieJarTextClass parent_class;
  70 } CookieJarClass;
  71
  72 G_DEFINE_TYPE(CookieJar, cookiejar, SOUP_TYPE_COOKIE_JAR_TEXT)
  73
  74 static Display *dpy;
  75 static Atom atoms[AtomLast];
  76 static Client *clients = NULL;
  77 static GdkNativeWindow embed = 0;
  78 static gboolean showxid = FALSE;
  79 static char winid[64];
  80 static gboolean usingproxy = 0;
  81 static char togglestat[7];
  82 static char pagestat[3];
  83 static GTlsDatabase *tlsdb;
  84
  85 static void addaccelgroup(Client *c);
  86 static void beforerequest(WebKitWebView *w, WebKitWebFrame *f,
  87                 WebKitWebResource *r, WebKitNetworkRequest *req,
  88                 WebKitNetworkResponse *resp, gpointer d);
  89 static char *buildpath(const char *path);
  90 static gboolean buttonrelease(WebKitWebView *web, GdkEventButton *e,
  91                 GList *gl);
  92 static void cleanup(void);
  93 static void clipboard(Client *c, const Arg *arg);
  94
  95 static void cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
  96                 SoupCookie *new_cookie);
  97 static void cookiejar_finalize(GObject *self);
  98 static SoupCookieJar *cookiejar_new(const char *filename, gboolean read_only);
  99 static void cookiejar_set_property(GObject *self, guint prop_id,
 100                 const GValue *value, GParamSpec *pspec);
 101
 102 static char *copystr(char **str, const char *src);
 103 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f,
 104                 Client *c);
 105 static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f,
 106                 WebKitNetworkRequest *r, gchar *m,  WebKitWebPolicyDecision *p,
 107                 Client *c);
 108 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f,
 109                 WebKitNetworkRequest *r, WebKitWebNavigationAction *n,
 110                 WebKitWebPolicyDecision *p, Client *c);
 111 static gboolean deletion_interface(WebKitWebView *view,
 112                 WebKitDOMHTMLElement *arg1, Client *c);
 113 static void destroyclient(Client *c);
 114 static void destroywin(GtkWidget* w, Client *c);
 115 static void die(const char *errstr, ...);
 116 static void eval(Client *c, const Arg *arg);
 117 static void find(Client *c, const Arg *arg);
 118 static void fullscreen(Client *c, const Arg *arg);
 119 static void geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 120                 WebKitGeolocationPolicyDecision *d, Client *c);
 121 static const char *getatom(Client *c, int a);
 122 static void gettogglestat(Client *c);
 123 static void getpagestat(Client *c);
 124 static char *geturi(Client *c);
 125 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
 126
 127 static void inspector(Client *c, const Arg *arg);
 128 static WebKitWebView *inspector_new(WebKitWebInspector *i, WebKitWebView *v,
 129                 Client *c);
 130 static gboolean inspector_show(WebKitWebInspector *i, Client *c);
 131 static gboolean inspector_close(WebKitWebInspector *i, Client *c);
 132 static void inspector_finished(WebKitWebInspector *i, Client *c);
 133
 134 static gboolean keypress(GtkAccelGroup *group,
 135                 GObject *obj, guint key, GdkModifierType mods,
 136                 Client *c);
 137 static void linkhover(WebKitWebView *v, const char* t, const char* l,
 138                 Client *c);
 139 static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec,
 140                 Client *c);
 141 static void loaduri(Client *c, const Arg *arg);
 142 static void navigate(Client *c, const Arg *arg);
 143 static Client *newclient(void);
 144 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 145 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 146 static void populatepopup(WebKitWebView *web, GtkMenu *menu, Client *c);
 147 static void popupactivate(GtkMenuItem *menu, Client *);
 148 static void print(Client *c, const Arg *arg);
 149 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 150                 gpointer d);
 151 static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
 152 static void reload(Client *c, const Arg *arg);
 153 static void scroll_h(Client *c, const Arg *arg);
 154 static void scroll_v(Client *c, const Arg *arg);
 155 static void scroll(GtkAdjustment *a, const Arg *arg);
 156 static void setatom(Client *c, int a, const char *v);
 157 static void setup(void);
 158 static void sigchld(int unused);
 159 static void source(Client *c, const Arg *arg);
 160 static void spawn(Client *c, const Arg *arg);
 161 static void stop(Client *c, const Arg *arg);
 162 static void titlechange(WebKitWebView *v, WebKitWebFrame *frame,
 163                 const char *title, Client *c);
 164 static void toggle(Client *c, const Arg *arg);
 165 static void togglegeolocation(Client *c, const Arg *arg);
 166 static void togglescrollbars(Client *c, const Arg *arg);
 167 static void togglestyle(Client *c, const Arg *arg);
 168 static void updatetitle(Client *c);
 169 static void updatewinid(Client *c);
 170 static void usage(void);
 171 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame,
 172                 JSContextRef js, JSObjectRef win, Client *c);
 173 static void zoom(Client *c, const Arg *arg);
 174
 175 /* configuration, allows nested code to access above variables */
 176 #include "config.h"
 177
 178 static void
 179 addaccelgroup(Client *c) {
 180         int i;
 181         GtkAccelGroup *group = gtk_accel_group_new();
 182         GClosure *closure;
 183
 184         for(i = 0; i < LENGTH(keys); i++) {
 185                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 186                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod,
 187                                 0, closure);
 188         }
 189         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 190 }
 191
 192 static void
 193 beforerequest(WebKitWebView *w, WebKitWebFrame *f, WebKitWebResource *r,
 194                 WebKitNetworkRequest *req, WebKitNetworkResponse *resp,
 195                 gpointer d) {
 196         const gchar *uri = webkit_network_request_get_uri(req);
 197
 198         if(g_str_has_suffix(uri, "/favicon.ico"))
 199                 webkit_network_request_set_uri(req, "about:blank");
 200 }
 201
 202 static char *
 203 buildpath(const char *path) {
 204         char *apath, *p;
 205         FILE *f;
 206
 207         /* creating directory */
 208         if(path[0] == '/') {
 209                 apath = g_strdup(path);
 210         } else if(path[0] == '~') {
 211                 if(path[1] == '/') {
 212                         apath = g_strconcat(g_get_home_dir(), &path[1], NULL);
 213                 } else {
 214                         apath = g_strconcat(g_get_home_dir(), "/",
 215                                         &path[1], NULL);
 216                 }
 217         } else {
 218                 apath = g_strconcat(g_get_current_dir(), "/", path, NULL);
 219         }
 220
 221         if((p = strrchr(apath, '/'))) {
 222                 *p = '\0';
 223                 g_mkdir_with_parents(apath, 0700);
 224                 g_chmod(apath, 0700); /* in case it existed */
 225                 *p = '/';
 226         }
 227         /* creating file (gives error when apath ends with "/") */
 228         if((f = fopen(apath, "a"))) {
 229                 g_chmod(apath, 0600); /* always */
 230                 fclose(f);
 231         }
 232
 233         return apath;
 234 }
 235
 236 static gboolean
 237 buttonrelease(WebKitWebView *web, GdkEventButton *e, GList *gl) {
 238         WebKitHitTestResultContext context;
 239         WebKitHitTestResult *result = webkit_web_view_get_hit_test_result(web,
 240                         e);
 241         Arg arg;
 242
 243         g_object_get(result, "context", &context, NULL);
 244         if(context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK) {
 245                 if(e->button == 2 ||
 246                                 (e->button == 1 && CLEANMASK(e->state) == CLEANMASK(MODKEY))) {
 247                         g_object_get(result, "link-uri", &arg.v, NULL);
 248                         newwindow(NULL, &arg, e->state & GDK_CONTROL_MASK);
 249                         return true;
 250                 }
 251         }
 252         return false;
 253 }
 254
 255 static void
 256 cleanup(void) {
 257         while(clients)
 258                 destroyclient(clients);
 259         g_free(cookiefile);
 260         g_free(scriptfile);
 261         g_free(stylefile);
 262 }
 263
 264 static void
 265 cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
 266                 SoupCookie *new_cookie) {
 267         flock(COOKIEJAR(self)->lock, LOCK_EX);
 268         if(new_cookie && !new_cookie->expires && sessiontime) {
 269                 soup_cookie_set_expires(new_cookie,
 270                                 soup_date_new_from_now(sessiontime));
 271         }
 272         SOUP_COOKIE_JAR_CLASS(cookiejar_parent_class)->changed(self,
 273                         old_cookie, new_cookie);
 274         flock(COOKIEJAR(self)->lock, LOCK_UN);
 275 }
 276
 277 static void
 278 cookiejar_class_init(CookieJarClass *klass) {
 279         SOUP_COOKIE_JAR_CLASS(klass)->changed = cookiejar_changed;
 280         G_OBJECT_CLASS(klass)->get_property =
 281                 G_OBJECT_CLASS(cookiejar_parent_class)->get_property;
 282         G_OBJECT_CLASS(klass)->set_property = cookiejar_set_property;
 283         G_OBJECT_CLASS(klass)->finalize = cookiejar_finalize;
 284         g_object_class_override_property(G_OBJECT_CLASS(klass), 1, "filename");
 285 }
 286
 287 static void
 288 cookiejar_finalize(GObject *self) {
 289         close(COOKIEJAR(self)->lock);
 290         G_OBJECT_CLASS(cookiejar_parent_class)->finalize(self);
 291 }
 292
 293 static void
 294 cookiejar_init(CookieJar *self) {
 295         self->lock = open(cookiefile, 0);
 296 }
 297
 298 static SoupCookieJar *
 299 cookiejar_new(const char *filename, gboolean read_only) {
 300         return g_object_new(COOKIEJAR_TYPE,
 301                             SOUP_COOKIE_JAR_TEXT_FILENAME, filename,
 302                             SOUP_COOKIE_JAR_READ_ONLY, read_only, NULL);
 303 }
 304
 305 static void
 306 cookiejar_set_property(GObject *self, guint prop_id, const GValue *value,
 307                 GParamSpec *pspec) {
 308         flock(COOKIEJAR(self)->lock, LOCK_SH);
 309         G_OBJECT_CLASS(cookiejar_parent_class)->set_property(self, prop_id,
 310                         value, pspec);
 311         flock(COOKIEJAR(self)->lock, LOCK_UN);
 312 }
 313
 314 static void
 315 evalscript(JSContextRef js, char *script, char* scriptname) {
 316         JSStringRef jsscript, jsscriptname;
 317         JSValueRef exception = NULL;
 318
 319         jsscript = JSStringCreateWithUTF8CString(script);
 320         jsscriptname = JSStringCreateWithUTF8CString(scriptname);
 321         JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js),
 322                         jsscriptname, 0, &exception);
 323         JSStringRelease(jsscript);
 324         JSStringRelease(jsscriptname);
 325 }
 326
 327 static void
 328 runscript(WebKitWebFrame *frame) {
 329         char *script;
 330         GError *error;
 331
 332         if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
 333                 evalscript(webkit_web_frame_get_global_context(frame),
 334                                 script, scriptfile);
 335         }
 336 }
 337
 338 static void
 339 clipboard(Client *c, const Arg *arg) {
 340         gboolean paste = *(gboolean *)arg;
 341
 342         if(paste) {
 343                 gtk_clipboard_request_text(
 344                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 345                                 pasteuri, c);
 346         } else {
 347                 gtk_clipboard_set_text(
 348                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 349                                 c->linkhover ? c->linkhover : geturi(c), -1);
 350         }
 351 }
 352
 353 static char *
 354 copystr(char **str, const char *src) {
 355         char *tmp;
 356         tmp = g_strdup(src);
 357
 358         if(str && *str) {
 359                 g_free(*str);
 360                 *str = tmp;
 361         }
 362         return tmp;
 363 }
 364
 365 static WebKitWebView *
 366 createwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c) {
 367         Client *n = newclient();
 368         return n->view;
 369 }
 370
 371 static gboolean
 372 decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r,
 373                 gchar *m,  WebKitWebPolicyDecision *p, Client *c) {
 374         if(!webkit_web_view_can_show_mime_type(v, m)) {
 375                 webkit_web_policy_decision_download(p);
 376                 return TRUE;
 377         }
 378         return FALSE;
 379 }
 380
 381 static gboolean
 382 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r,
 383                 WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p,
 384                 Client *c) {
 385         Arg arg;
 386
 387         if(webkit_web_navigation_action_get_reason(n) ==
 388                         WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
 389                 webkit_web_policy_decision_ignore(p);
 390                 arg.v = (void *)webkit_network_request_get_uri(r);
 391                 newwindow(NULL, &arg, 0);
 392                 return TRUE;
 393         }
 394         return FALSE;
 395 }
 396
 397 static gboolean
 398 deletion_interface(WebKitWebView *view,
 399                 WebKitDOMHTMLElement *arg1, Client *c) {
 400         return FALSE;
 401 }
 402
 403 static void
 404 destroyclient(Client *c) {
 405         Client *p;
 406
 407         webkit_web_view_stop_loading(c->view);
 408         gtk_widget_destroy(GTK_WIDGET(c->view));
 409         gtk_widget_destroy(c->scroll);
 410         gtk_widget_destroy(c->vbox);
 411         gtk_widget_destroy(c->win);
 412
 413         for(p = clients; p && p->next != c; p = p->next);
 414         if(p) {
 415                 p->next = c->next;
 416         } else {
 417                 clients = c->next;
 418         }
 419         free(c);
 420         if(clients == NULL)
 421                 gtk_main_quit();
 422 }
 423
 424 static void
 425 destroywin(GtkWidget* w, Client *c) {
 426         destroyclient(c);
 427 }
 428
 429 static void
 430 die(const char *errstr, ...) {
 431         va_list ap;
 432
 433         va_start(ap, errstr);
 434         vfprintf(stderr, errstr, ap);
 435         va_end(ap);
 436         exit(EXIT_FAILURE);
 437 }
 438
 439 static void
 440 find(Client *c, const Arg *arg) {
 441         const char *s;
 442
 443         s = getatom(c, AtomFind);
 444         gboolean forward = *(gboolean *)arg;
 445         webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
 446 }
 447
 448 static void
 449 fullscreen(Client *c, const Arg *arg) {
 450         if(c->fullscreen) {
 451                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
 452         } else {
 453                 gtk_window_fullscreen(GTK_WINDOW(c->win));
 454         }
 455         c->fullscreen = !c->fullscreen;
 456 }
 457
 458 static void
 459 geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 460                 WebKitGeolocationPolicyDecision *d, Client *c) {
 461         if(allowgeolocation) {
 462                 webkit_geolocation_policy_allow(d);
 463         } else {
 464                 webkit_geolocation_policy_deny(d);
 465         }
 466 }
 467
 468 static const char *
 469 getatom(Client *c, int a) {
 470         static char buf[BUFSIZ];
 471         Atom adummy;
 472         int idummy;
 473         unsigned long ldummy;
 474         unsigned char *p = NULL;
 475
 476         XGetWindowProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
 477                         atoms[a], 0L, BUFSIZ, False, XA_STRING,
 478                         &adummy, &idummy, &ldummy, &ldummy, &p);
 479         if(p) {
 480                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 481         } else {
 482                 buf[0] = '\0';
 483         }
 484         XFree(p);
 485
 486         return buf;
 487 }
 488
 489 static char *
 490 geturi(Client *c) {
 491         char *uri;
 492
 493         if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
 494                 uri = "about:blank";
 495         return uri;
 496 }
 497
 498 static gboolean
 499 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
 500         Arg arg;
 501
 502         updatewinid(c);
 503         arg = (Arg)DOWNLOAD((char *)webkit_download_get_uri(o), geturi(c));
 504         spawn(c, &arg);
 505         return FALSE;
 506 }
 507
 508 static void
 509 inspector(Client *c, const Arg *arg) {
 510         if(c->isinspecting) {
 511                 webkit_web_inspector_close(c->inspector);
 512         } else {
 513                 webkit_web_inspector_show(c->inspector);
 514         }
 515 }
 516
 517 static WebKitWebView *
 518 inspector_new(WebKitWebInspector *i, WebKitWebView *v, Client *c) {
 519         return WEBKIT_WEB_VIEW(webkit_web_view_new());
 520 }
 521
 522 static gboolean
 523 inspector_show(WebKitWebInspector *i, Client *c) {
 524         WebKitWebView *w;
 525
 526         if(c->isinspecting)
 527                 return false;
 528
 529         w = webkit_web_inspector_get_web_view(i);
 530         gtk_paned_pack2(GTK_PANED(c->pane), GTK_WIDGET(w), TRUE, TRUE);
 531         gtk_widget_show(GTK_WIDGET(w));
 532         c->isinspecting = true;
 533
 534         return true;
 535 }
 536
 537 static gboolean
 538 inspector_close(WebKitWebInspector *i, Client *c) {
 539         GtkWidget *w;
 540
 541         if(!c->isinspecting)
 542                 return false;
 543
 544         w = GTK_WIDGET(webkit_web_inspector_get_web_view(i));
 545         gtk_widget_hide(w);
 546         gtk_widget_destroy(w);
 547         c->isinspecting = false;
 548
 549         return true;
 550 }
 551
 552 static void
 553 inspector_finished(WebKitWebInspector *i, Client *c) {
 554         g_free(c->inspector);
 555 }
 556
 557 static gboolean
 558 keypress(GtkAccelGroup *group, GObject *obj,
 559                 guint key, GdkModifierType mods, Client *c) {
 560         guint i;
 561         gboolean processed = FALSE;
 562
 563         mods = CLEANMASK(mods);
 564         key = gdk_keyval_to_lower(key);
 565         updatewinid(c);
 566         for(i = 0; i < LENGTH(keys); i++) {
 567                 if(key == keys[i].keyval
 568                                 && mods == keys[i].mod
 569                                 && keys[i].func) {
 570                         keys[i].func(c, &(keys[i].arg));
 571                         processed = TRUE;
 572                 }
 573         }
 574
 575         return processed;
 576 }
 577
 578 static void
 579 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
 580         if(l) {
 581                 c->linkhover = copystr(&c->linkhover, l);
 582         } else if(c->linkhover) {
 583                 free(c->linkhover);
 584                 c->linkhover = NULL;
 585         }
 586         updatetitle(c);
 587 }
 588
 589 static void
 590 loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
 591         WebKitWebFrame *frame;
 592         WebKitWebDataSource *src;
 593         WebKitNetworkRequest *request;
 594         SoupMessage *msg;
 595         char *uri;
 596
 597         switch(webkit_web_view_get_load_status (c->view)) {
 598         case WEBKIT_LOAD_COMMITTED:
 599                 uri = geturi(c);
 600                 if(strstr(uri, "https://") == uri) {
 601                         frame = webkit_web_view_get_main_frame(c->view);
 602                         src = webkit_web_frame_get_data_source(frame);
 603                         request = webkit_web_data_source_get_request(src);
 604                         msg = webkit_network_request_get_message(request);
 605                         c->sslfailed = !(soup_message_get_flags(msg)
 606                                         & SOUP_MESSAGE_CERTIFICATE_TRUSTED);
 607                 }
 608                 setatom(c, AtomUri, uri);
 609                 break;
 610         case WEBKIT_LOAD_FINISHED:
 611                 c->progress = 100;
 612                 updatetitle(c);
 613                 break;
 614         default:
 615                 break;
 616         }
 617 }
 618
 619 static void
 620 loaduri(Client *c, const Arg *arg) {
 621         char *u, *rp;
 622         const char *uri = (char *)arg->v;
 623         Arg a = { .b = FALSE };
 624         struct stat st;
 625
 626         if(strcmp(uri, "") == 0)
 627                 return;
 628
 629         /* In case it's a file path. */
 630         if(stat(uri, &st) == 0) {
 631                 rp = realpath(uri, NULL);
 632                 u = g_strdup_printf("file://%s", rp);
 633                 free(rp);
 634         } else {
 635                 u = g_strrstr(uri, "://") ? g_strdup(uri)
 636                         : g_strdup_printf("http://%s", uri);
 637         }
 638
 639         setatom(c, AtomUri, uri);
 640
 641         /* prevents endless loop */
 642         if(strcmp(u, geturi(c)) == 0) {
 643                 reload(c, &a);
 644         } else {
 645                 webkit_web_view_load_uri(c->view, u);
 646                 c->progress = 0;
 647                 c->title = copystr(&c->title, u);
 648                 g_free(u);
 649                 updatetitle(c);
 650         }
 651 }
 652
 653 static void
 654 navigate(Client *c, const Arg *arg) {
 655         int steps = *(int *)arg;
 656         webkit_web_view_go_back_or_forward(c->view, steps);
 657 }
 658
 659 static Client *
 660 newclient(void) {
 661         Client *c;
 662         WebKitWebSettings *settings;
 663         WebKitWebFrame *frame;
 664         GdkGeometry hints = { 1, 1 };
 665         GdkScreen *screen;
 666         gdouble dpi;
 667         char *uri, *ua;
 668
 669         if(!(c = calloc(1, sizeof(Client))))
 670                 die("Cannot malloc!\n");
 671
 672         /* Window */
 673         if(embed) {
 674                 c->win = gtk_plug_new(embed);
 675         } else {
 676                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 677
 678                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
 679                  * is always correct, so we should still call this function.
 680                  * But when doing so, we *must* differentiate between a
 681                  * WM_CLASS and a resource on the window.  By convention, the
 682                  * window class (WM_CLASS) is capped, while the resource is in
 683                  * lowercase.   Both these values come as a pair.
 684                  */
 685                 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "Surf");
 686
 687                 /* TA:  20091214:  And set the role here as well -- so that
 688                  * sessions can pick this up.
 689                  */
 690                 gtk_window_set_role(GTK_WINDOW(c->win), "Surf");
 691         }
 692         gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
 693         g_signal_connect(G_OBJECT(c->win),
 694                         "destroy",
 695                         G_CALLBACK(destroywin), c);
 696
 697         if(!kioskmode)
 698                 addaccelgroup(c);
 699
 700         /* Pane */
 701         c->pane = gtk_vpaned_new();
 702
 703         /* VBox */
 704         c->vbox = gtk_vbox_new(FALSE, 0);
 705         gtk_paned_pack1(GTK_PANED(c->pane), c->vbox, TRUE, TRUE);
 706
 707         /* Webview */
 708         c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 709
 710         g_signal_connect(G_OBJECT(c->view),
 711                         "title-changed",
 712                         G_CALLBACK(titlechange), c);
 713         g_signal_connect(G_OBJECT(c->view),
 714                         "hovering-over-link",
 715                         G_CALLBACK(linkhover), c);
 716         g_signal_connect(G_OBJECT(c->view),
 717                         "geolocation-policy-decision-requested",
 718                         G_CALLBACK(geopolicyrequested), c);
 719         g_signal_connect(G_OBJECT(c->view),
 720                         "create-web-view",
 721                         G_CALLBACK(createwindow), c);
 722         g_signal_connect(G_OBJECT(c->view),
 723                         "new-window-policy-decision-requested",
 724                         G_CALLBACK(decidewindow), c);
 725         g_signal_connect(G_OBJECT(c->view),
 726                         "mime-type-policy-decision-requested",
 727                         G_CALLBACK(decidedownload), c);
 728         g_signal_connect(G_OBJECT(c->view),
 729                         "window-object-cleared",
 730                         G_CALLBACK(windowobjectcleared), c);
 731         g_signal_connect(G_OBJECT(c->view),
 732                         "notify::load-status",
 733                         G_CALLBACK(loadstatuschange), c);
 734         g_signal_connect(G_OBJECT(c->view),
 735                         "notify::progress",
 736                         G_CALLBACK(progresschange), c);
 737         g_signal_connect(G_OBJECT(c->view),
 738                         "download-requested",
 739                         G_CALLBACK(initdownload), c);
 740         g_signal_connect(G_OBJECT(c->view),
 741                         "button-release-event",
 742                         G_CALLBACK(buttonrelease), c);
 743         g_signal_connect(G_OBJECT(c->view),
 744                         "populate-popup",
 745                         G_CALLBACK(populatepopup), c);
 746         g_signal_connect(G_OBJECT(c->view),
 747                         "resource-request-starting",
 748                         G_CALLBACK(beforerequest), c);
 749         g_signal_connect(G_OBJECT(c->view),
 750                         "should-show-delete-interface-for-element",
 751                         G_CALLBACK(deletion_interface), c);
 752
 753         /* Scrolled Window */
 754         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 755
 756         frame = webkit_web_view_get_main_frame(WEBKIT_WEB_VIEW(c->view));
 757         g_signal_connect(G_OBJECT(frame), "scrollbars-policy-changed",
 758                         G_CALLBACK(gtk_true), NULL);
 759
 760         if(!enablescrollbars) {
 761                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 762                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 763         } else {
 764                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 765                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 766         }
 767
 768         /* Arranging */
 769         gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
 770         gtk_container_add(GTK_CONTAINER(c->win), c->pane);
 771         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 772
 773         /* Setup */
 774         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE,
 775                         TRUE, 0, GTK_PACK_START);
 776         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 777         gtk_widget_show(c->pane);
 778         gtk_widget_show(c->vbox);
 779         gtk_widget_show(c->scroll);
 780         gtk_widget_show(GTK_WIDGET(c->view));
 781         gtk_widget_show(c->win);
 782         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 783                         GDK_HINT_MIN_SIZE);
 784         gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
 785         gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
 786         webkit_web_view_set_full_content_zoom(c->view, TRUE);
 787
 788         runscript(frame);
 789
 790         settings = webkit_web_view_get_settings(c->view);
 791         if(!(ua = getenv("SURF_USERAGENT")))
 792                 ua = useragent;
 793         g_object_set(G_OBJECT(settings), "user-agent", ua, NULL);
 794         uri = g_strconcat("file://", stylefile, NULL);
 795         g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
 796         g_object_set(G_OBJECT(settings), "auto-load-images", loadimages,
 797                         NULL);
 798         g_object_set(G_OBJECT(settings), "enable-plugins", enableplugins,
 799                         NULL);
 800         g_object_set(G_OBJECT(settings), "enable-scripts", enablescripts,
 801                         NULL);
 802         g_object_set(G_OBJECT(settings), "enable-spatial-navigation",
 803                         enablespatialbrowsing, NULL);
 804         g_object_set(G_OBJECT(settings), "enable-developer-extras",
 805                         enableinspector, NULL);
 806         g_object_set(G_OBJECT(settings), "enable-default-context-menu",
 807                         kioskmode ^ 1, NULL);
 808         g_object_set(G_OBJECT(settings), "default-font-size",
 809                         defaultfontsize, NULL);
 810
 811         /*
 812          * While stupid, CSS specifies that a pixel represents 1/96 of an inch.
 813          * This ensures websites are not unusably small with a high DPI screen.
 814          * It is equivalent to firefox's "layout.css.devPixelsPerPx" setting.
 815          */
 816         if(zoomto96dpi) {
 817                 screen = gdk_window_get_screen(GTK_WIDGET(c->win)->window);
 818                 dpi = gdk_screen_get_resolution(screen);
 819                 if(dpi != -1) {
 820                         g_object_set(G_OBJECT(settings), "enforce-96-dpi", true,
 821                                         NULL);
 822                         webkit_web_view_set_zoom_level(c->view, dpi/96);
 823                 }
 824         }
 825         /* This might conflict with _zoomto96dpi_. */
 826         if(zoomlevel != 1.0)
 827                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
 828
 829         if(enableinspector) {
 830                 c->inspector = WEBKIT_WEB_INSPECTOR(
 831                                 webkit_web_view_get_inspector(c->view));
 832                 g_signal_connect(G_OBJECT(c->inspector), "inspect-web-view",
 833                                 G_CALLBACK(inspector_new), c);
 834                 g_signal_connect(G_OBJECT(c->inspector), "show-window",
 835                                 G_CALLBACK(inspector_show), c);
 836                 g_signal_connect(G_OBJECT(c->inspector), "close-window",
 837                                 G_CALLBACK(inspector_close), c);
 838                 g_signal_connect(G_OBJECT(c->inspector), "finished",
 839                                 G_CALLBACK(inspector_finished), c);
 840                 c->isinspecting = false;
 841         }
 842
 843         if(runinfullscreen) {
 844                 c->fullscreen = 0;
 845                 fullscreen(c, NULL);
 846         }
 847
 848         g_free(uri);
 849
 850         setatom(c, AtomFind, "");
 851         setatom(c, AtomUri, "about:blank");
 852         if(hidebackground)
 853                 webkit_web_view_set_transparent(c->view, TRUE);
 854
 855         c->title = NULL;
 856         c->next = clients;
 857         clients = c;
 858
 859         if(showxid) {
 860                 gdk_display_sync(gtk_widget_get_display(c->win));
 861                 printf("%u\n",
 862                         (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
 863                 fflush(NULL);
 864                 if (fclose(stdout) != 0) {
 865                         die("Error closing stdout");
 866                 }
 867         }
 868
 869         return c;
 870 }
 871
 872 static void
 873 newwindow(Client *c, const Arg *arg, gboolean noembed) {
 874         guint i = 0;
 875         const char *cmd[14], *uri;
 876         const Arg a = { .v = (void *)cmd };
 877         char tmp[64];
 878
 879         cmd[i++] = argv0;
 880         if(!enablescrollbars)
 881                 cmd[i++] = "-b";
 882         if(embed && !noembed) {
 883                 cmd[i++] = "-e";
 884                 snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
 885                 cmd[i++] = tmp;
 886         }
 887         if(!loadimages)
 888                 cmd[i++] = "-i";
 889         if(kioskmode)
 890                 cmd[i++] = "-k";
 891         if(!enableplugins)
 892                 cmd[i++] = "-p";
 893         if(!enablescripts)
 894                 cmd[i++] = "-s";
 895         if(showxid)
 896                 cmd[i++] = "-x";
 897         cmd[i++] = "-c";
 898         cmd[i++] = cookiefile;
 899         cmd[i++] = "--";
 900         uri = arg->v ? (char *)arg->v : c->linkhover;
 901         if(uri)
 902                 cmd[i++] = uri;
 903         cmd[i++] = NULL;
 904         spawn(NULL, &a);
 905 }
 906
 907 static void
 908 populatepopup(WebKitWebView *web, GtkMenu *menu, Client *c) {
 909         GList *items = gtk_container_get_children(GTK_CONTAINER(menu));
 910
 911         for(GList *l = items; l; l = l->next) {
 912                 g_signal_connect(l->data, "activate", G_CALLBACK(popupactivate), c);
 913         }
 914
 915         g_list_free(items);
 916 }
 917
 918 static void
 919 popupactivate(GtkMenuItem *menu, Client *c) {
 920         /*
 921          * context-menu-action-2000     open link
 922          * context-menu-action-1        open link in window
 923          * context-menu-action-2        download linked file
 924          * context-menu-action-3        copy link location
 925          * context-menu-action-13       reload
 926          * context-menu-action-10       back
 927          * context-menu-action-11       forward
 928          * context-menu-action-12       stop
 929          */
 930
 931         GtkAction *a = NULL;
 932         const char *name;
 933         GtkClipboard *prisel;
 934
 935         a = gtk_activatable_get_related_action(GTK_ACTIVATABLE(menu));
 936         if(a == NULL)
 937                 return;
 938
 939         name = gtk_action_get_name(a);
 940         if(!g_strcmp0(name, "context-menu-action-3")) {
 941                 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 942                 gtk_clipboard_set_text(prisel, c->linkhover, -1);
 943         }
 944 }
 945
 946 static void
 947 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
 948         Arg arg = {.v = text };
 949         if(text != NULL)
 950                 loaduri((Client *) d, &arg);
 951 }
 952
 953 static void
 954 print(Client *c, const Arg *arg) {
 955         webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
 956 }
 957
 958 static GdkFilterReturn
 959 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
 960         Client *c = (Client *)d;
 961         XPropertyEvent *ev;
 962         Arg arg;
 963
 964         if(((XEvent *)e)->type == PropertyNotify) {
 965                 ev = &((XEvent *)e)->xproperty;
 966                 if(ev->state == PropertyNewValue) {
 967                         if(ev->atom == atoms[AtomFind]) {
 968                                 arg.b = TRUE;
 969                                 find(c, &arg);
 970
 971                                 return GDK_FILTER_REMOVE;
 972                         } else if(ev->atom == atoms[AtomGo]) {
 973                                 arg.v = getatom(c, AtomGo);
 974                                 loaduri(c, &arg);
 975
 976                                 return GDK_FILTER_REMOVE;
 977                         }
 978                 }
 979         }
 980         return GDK_FILTER_CONTINUE;
 981 }
 982
 983 static void
 984 progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
 985         c->progress = webkit_web_view_get_progress(c->view) * 100;
 986         updatetitle(c);
 987 }
 988
 989 static void
 990 reload(Client *c, const Arg *arg) {
 991         gboolean nocache = *(gboolean *)arg;
 992         if(nocache) {
 993                  webkit_web_view_reload_bypass_cache(c->view);
 994         } else {
 995                  webkit_web_view_reload(c->view);
 996         }
 997 }
 998
 999 static void
1000 scroll_h(Client *c, const Arg *arg) {
1001         scroll(gtk_scrolled_window_get_hadjustment(
1002                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1003 }
1004
1005 static void
1006 scroll_v(Client *c, const Arg *arg) {
1007         scroll(gtk_scrolled_window_get_vadjustment(
1008                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1009 }
1010
1011 static void
1012 scroll(GtkAdjustment *a, const Arg *arg) {
1013         gdouble v;
1014
1015         v = gtk_adjustment_get_value(a);
1016         switch (arg->i){
1017         case +10000:
1018         case -10000:
1019                 v += gtk_adjustment_get_page_increment(a) *
1020                         (arg->i / 10000);
1021                 break;
1022         case +20000:
1023         case -20000:
1024         default:
1025                 v += gtk_adjustment_get_step_increment(a) * arg->i;
1026         }
1027
1028         v = MAX(v, 0.0);
1029         v = MIN(v, gtk_adjustment_get_upper(a) -
1030                         gtk_adjustment_get_page_size(a));
1031         gtk_adjustment_set_value(a, v);
1032 }
1033
1034 static void
1035 setatom(Client *c, int a, const char *v) {
1036         XSync(dpy, False);
1037         XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
1038                         atoms[a], XA_STRING, 8, PropModeReplace,
1039                         (unsigned char *)v, strlen(v) + 1);
1040 }
1041
1042 static void
1043 setup(void) {
1044         char *proxy;
1045         char *new_proxy;
1046         SoupURI *puri;
1047         SoupSession *s;
1048         GError *error = NULL;
1049
1050         /* clean up any zombies immediately */
1051         sigchld(0);
1052         gtk_init(NULL, NULL);
1053
1054         dpy = GDK_DISPLAY();
1055
1056         /* atoms */
1057         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1058         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1059         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1060
1061         /* dirs and files */
1062         cookiefile = buildpath(cookiefile);
1063         scriptfile = buildpath(scriptfile);
1064         stylefile = buildpath(stylefile);
1065
1066         /* request handler */
1067         s = webkit_get_default_session();
1068
1069         /* cookie jar */
1070         soup_session_add_feature(s,
1071                         SOUP_SESSION_FEATURE(cookiejar_new(cookiefile,
1072                                         FALSE)));
1073
1074         /* ssl */
1075         tlsdb = g_tls_file_database_new(cafile, &error);
1076
1077         if (error) {
1078                 g_warning("Error loading SSL database %s: %s", cafile, error->message);
1079                 g_error_free(error);
1080         }
1081         g_object_set(G_OBJECT(s), "tls-database", tlsdb, NULL);
1082         g_object_set(G_OBJECT(s), "ssl-strict", strictssl, NULL);
1083
1084         /* proxy */
1085         if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
1086                 new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
1087                         g_strdup_printf("http://%s", proxy);
1088                 puri = soup_uri_new(new_proxy);
1089                 g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
1090                 soup_uri_free(puri);
1091                 g_free(new_proxy);
1092                 usingproxy = 1;
1093         }
1094 }
1095
1096 static void
1097 sigchld(int unused) {
1098         if(signal(SIGCHLD, sigchld) == SIG_ERR)
1099                 die("Can't install SIGCHLD handler");
1100         while(0 < waitpid(-1, NULL, WNOHANG));
1101 }
1102
1103 static void
1104 source(Client *c, const Arg *arg) {
1105         Arg a = { .b = FALSE };
1106         gboolean s;
1107
1108         s = webkit_web_view_get_view_source_mode(c->view);
1109         webkit_web_view_set_view_source_mode(c->view, !s);
1110         reload(c, &a);
1111 }
1112
1113 static void
1114 spawn(Client *c, const Arg *arg) {
1115         if(fork() == 0) {
1116                 if(dpy)
1117                         close(ConnectionNumber(dpy));
1118                 setsid();
1119                 execvp(((char **)arg->v)[0], (char **)arg->v);
1120                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1121                 perror(" failed");
1122                 exit(0);
1123         }
1124 }
1125
1126 static void
1127 eval(Client *c, const Arg *arg) {
1128         WebKitWebFrame *frame = webkit_web_view_get_main_frame(c->view);
1129         evalscript(webkit_web_frame_get_global_context(frame),
1130                         ((char **)arg->v)[0], "");
1131 }
1132
1133 static void
1134 stop(Client *c, const Arg *arg) {
1135         webkit_web_view_stop_loading(c->view);
1136 }
1137
1138 static void
1139 titlechange(WebKitWebView *v, WebKitWebFrame *f, const char *t, Client *c) {
1140         c->title = copystr(&c->title, t);
1141         updatetitle(c);
1142 }
1143
1144 static void
1145 toggle(Client *c, const Arg *arg) {
1146         WebKitWebSettings *settings;
1147         char *name = (char *)arg->v;
1148         gboolean value;
1149         Arg a = { .b = FALSE };
1150
1151         settings = webkit_web_view_get_settings(c->view);
1152         g_object_get(G_OBJECT(settings), name, &value, NULL);
1153         g_object_set(G_OBJECT(settings), name, !value, NULL);
1154
1155         reload(c, &a);
1156 }
1157
1158 static void
1159 twitch(Client *c, const Arg *arg) {
1160         GtkAdjustment *a;
1161         gdouble v;
1162
1163         a = gtk_scrolled_window_get_vadjustment(
1164                         GTK_SCROLLED_WINDOW(c->scroll));
1165
1166         v = gtk_adjustment_get_value(a);
1167
1168         v += arg->i;
1169
1170         v = MAX(v, 0.0);
1171         v = MIN(v, gtk_adjustment_get_upper(a) -
1172                         gtk_adjustment_get_page_size(a));
1173         gtk_adjustment_set_value(a, v);
1174 }
1175
1176 static void
1177 togglegeolocation(Client *c, const Arg *arg) {
1178         Arg a = { .b = FALSE };
1179
1180         allowgeolocation ^= 1;
1181
1182         reload(c, &a);
1183 }
1184
1185 static void
1186 togglescrollbars(Client *c, const Arg *arg) {
1187         GtkPolicyType vspolicy;
1188         Arg a;
1189
1190         gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(c->scroll), NULL, &vspolicy);
1191
1192         if(vspolicy == GTK_POLICY_AUTOMATIC) {
1193                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1194                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1195         } else {
1196                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1197                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1198                 a.i = +1;
1199                 twitch(c, &a);
1200                 a.i = -1;
1201                 twitch(c, &a);
1202         }
1203 }
1204
1205 static void
1206 togglestyle(Client *c, const Arg *arg) {
1207         WebKitWebSettings *settings;
1208         char *uri;
1209
1210         settings = webkit_web_view_get_settings(c->view);
1211         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1212         uri = uri[0] ? g_strdup("") : g_strconcat("file://", stylefile, NULL);
1213         g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
1214
1215         updatetitle(c);
1216 }
1217
1218 static void
1219 gettogglestat(Client *c){
1220         gboolean value;
1221         char *uri;
1222         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1223
1224         g_object_get(G_OBJECT(settings), "enable-caret-browsing",
1225                         &value, NULL);
1226         togglestat[0] = value? 'C': 'c';
1227
1228         togglestat[1] = allowgeolocation? 'G': 'g';
1229
1230         g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1231         togglestat[2] = value? 'I': 'i';
1232
1233         g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1234         togglestat[3] = value? 'S': 's';
1235
1236         g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1237         togglestat[4] = value? 'V': 'v';
1238
1239         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1240         togglestat[5] = uri[0] ? 'M': 'm';
1241
1242         togglestat[6] = '\0';
1243 }
1244
1245 static void
1246 getpagestat(Client *c) {
1247         const char *uri = geturi(c);
1248
1249         if(strstr(uri, "https://") == uri) {
1250                 pagestat[0] = c->sslfailed ? 'U' : 'T';
1251         } else {
1252                 pagestat[0] = '-';
1253         }
1254
1255         pagestat[1] = usingproxy ? 'P' : '-';
1256         pagestat[2] = '\0';
1257
1258 }
1259
1260 static void
1261 updatetitle(Client *c) {
1262         char *t;
1263
1264         if(showindicators) {
1265                 gettogglestat(c);
1266                 getpagestat(c);
1267
1268                 if(c->linkhover) {
1269                         t = g_strdup_printf("%s:%s | %s", togglestat,
1270                                         pagestat, c->linkhover);
1271                 } else if(c->progress != 100) {
1272                         t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1273                                         togglestat, pagestat, c->title);
1274                 } else {
1275                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1276                                         c->title);
1277                 }
1278
1279                 gtk_window_set_title(GTK_WINDOW(c->win), t);
1280                 g_free(t);
1281         } else {
1282                 gtk_window_set_title(GTK_WINDOW(c->win), c->title);
1283         }
1284 }
1285
1286 static void
1287 updatewinid(Client *c) {
1288         snprintf(winid, LENGTH(winid), "%u",
1289                         (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
1290 }
1291
1292 static void
1293 usage(void) {
1294         die("usage: %s [-bBfFgGiIkKnNpPsSvx]"
1295                 " [-c cookiefile] [-e xid] [-r scriptfile]"
1296                 " [-t stylefile] [-u useragent] [-z zoomlevel]"
1297                 " [uri]\n", basename(argv0));
1298 }
1299
1300 static void
1301 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js,
1302                 JSObjectRef win, Client *c) {
1303         runscript(frame);
1304 }
1305
1306 static void
1307 zoom(Client *c, const Arg *arg) {
1308         c->zoomed = TRUE;
1309         if(arg->i < 0) {
1310                 /* zoom out */
1311                 webkit_web_view_zoom_out(c->view);
1312         } else if(arg->i > 0) {
1313                 /* zoom in */
1314                 webkit_web_view_zoom_in(c->view);
1315         } else {
1316                 /* reset */
1317                 c->zoomed = FALSE;
1318                 webkit_web_view_set_zoom_level(c->view, 1.0);
1319         }
1320 }
1321
1322 int
1323 main(int argc, char *argv[]) {
1324         Arg arg;
1325
1326         memset(&arg, 0, sizeof(arg));
1327
1328         /* command line args */
1329         ARGBEGIN {
1330         case 'b':
1331                 enablescrollbars = 0;
1332                 break;
1333         case 'B':
1334                 enablescrollbars = 1;
1335                 break;
1336         case 'c':
1337                 cookiefile = EARGF(usage());
1338                 break;
1339         case 'e':
1340                 embed = strtol(EARGF(usage()), NULL, 0);
1341                 break;
1342         case 'f':
1343                 runinfullscreen = 1;
1344                 break;
1345         case 'F':
1346                 runinfullscreen = 0;
1347                 break;
1348         case 'g':
1349                 allowgeolocation = 0;
1350                 break;
1351         case 'G':
1352                 allowgeolocation = 1;
1353                 break;
1354         case 'i':
1355                 loadimages = 0;
1356                 break;
1357         case 'I':
1358                 loadimages = 1;
1359                 break;
1360         case 'k':
1361                 kioskmode = 0;
1362                 break;
1363         case 'K':
1364                 kioskmode = 1;
1365                 break;
1366         case 'n':
1367                 enableinspector = 0;
1368                 break;
1369         case 'N':
1370                 enableinspector = 1;
1371                 break;
1372         case 'p':
1373                 enableplugins = 0;
1374                 break;
1375         case 'P':
1376                 enableplugins = 1;
1377                 break;
1378         case 'r':
1379                 scriptfile = EARGF(usage());
1380                 break;
1381         case 's':
1382                 enablescripts = 0;
1383                 break;
1384         case 'S':
1385                 enablescripts = 1;
1386                 break;
1387         case 't':
1388                 stylefile = EARGF(usage());
1389                 break;
1390         case 'u':
1391                 useragent = EARGF(usage());
1392                 break;
1393         case 'v':
1394                 die("surf-"VERSION", ©2009-2012 surf engineers, "
1395                                 "see LICENSE for details\n");
1396         case 'x':
1397                 showxid = TRUE;
1398                 break;
1399         case 'z':
1400                 zoomlevel = strtof(EARGF(usage()), NULL);
1401                 break;
1402         default:
1403                 usage();
1404         } ARGEND;
1405         if(argc > 0)
1406                 arg.v = argv[0];
1407
1408         setup();
1409         newclient();
1410         if(arg.v)
1411                 loaduri(clients, &arg);
1412
1413         gtk_main();
1414         cleanup();
1415
1416         return EXIT_SUCCESS;
1417 }
1418