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 #include <regex.h>
  27
  28 #include "arg.h"
  29
  30 char *argv0;
  31
  32 #define LENGTH(x)               (sizeof x / sizeof x[0])
  33 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
  34 #define COOKIEJAR_TYPE          (cookiejar_get_type ())
  35 #define COOKIEJAR(obj)          (G_TYPE_CHECK_INSTANCE_CAST ((obj), COOKIEJAR_TYPE, CookieJar))
  36
  37 enum { AtomFind, AtomGo, AtomUri, AtomLast };
  38
  39 typedef union Arg Arg;
  40 union Arg {
  41         gboolean b;
  42         gint i;
  43         const void *v;
  44 };
  45
  46 typedef struct Client {
  47         GtkWidget *win, *scroll, *vbox, *pane;
  48         WebKitWebView *view;
  49         WebKitWebInspector *inspector;
  50         char *title, *linkhover;
  51         const char *needle;
  52         gint progress;
  53         struct Client *next;
  54         gboolean zoomed, fullscreen, isinspecting, sslfailed;
  55 } Client;
  56
  57 typedef struct {
  58         guint mod;
  59         guint keyval;
  60         void (*func)(Client *c, const Arg *arg);
  61         const Arg arg;
  62 } Key;
  63
  64 typedef struct {
  65         SoupCookieJarText parent_instance;
  66         int lock;
  67 } CookieJar;
  68
  69 typedef struct {
  70         SoupCookieJarTextClass parent_class;
  71 } CookieJarClass;
  72
  73 G_DEFINE_TYPE(CookieJar, cookiejar, SOUP_TYPE_COOKIE_JAR_TEXT)
  74
  75 typedef struct {
  76         char *regex;
  77         char *style;
  78         regex_t re;
  79 } SiteStyle;
  80
  81 static Display *dpy;
  82 static Atom atoms[AtomLast];
  83 static Client *clients = NULL;
  84 static GdkNativeWindow embed = 0;
  85 static gboolean showxid = FALSE;
  86 static char winid[64];
  87 static gboolean usingproxy = 0;
  88 static char togglestat[9];
  89 static char pagestat[3];
  90 static GTlsDatabase *tlsdb;
  91 static int policysel = 0;
  92 static char *stylefile = NULL;
  93 static SoupCache *diskcache = NULL;
  94
  95 static void addaccelgroup(Client *c);
  96 static void beforerequest(WebKitWebView *w, WebKitWebFrame *f,
  97                 WebKitWebResource *r, WebKitNetworkRequest *req,
  98                 WebKitNetworkResponse *resp, Client *c);
  99 static char *buildpath(const char *path);
 100 static gboolean buttonrelease(WebKitWebView *web, GdkEventButton *e,
 101                 GList *gl);
 102 static void cleanup(void);
 103 static void clipboard(Client *c, const Arg *arg);
 104
 105 /* Cookiejar implementation */
 106 static void cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
 107                 SoupCookie *new_cookie);
 108 static void cookiejar_finalize(GObject *self);
 109 static SoupCookieJarAcceptPolicy cookiepolicy_get(void);
 110 static SoupCookieJar *cookiejar_new(const char *filename, gboolean read_only,
 111                 SoupCookieJarAcceptPolicy policy);
 112 static void cookiejar_set_property(GObject *self, guint prop_id,
 113                 const GValue *value, GParamSpec *pspec);
 114 static char cookiepolicy_set(const SoupCookieJarAcceptPolicy p);
 115
 116 static char *copystr(char **str, const char *src);
 117 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f,
 118                 Client *c);
 119 static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f,
 120                 WebKitNetworkRequest *r, gchar *m,  WebKitWebPolicyDecision *p,
 121                 Client *c);
 122 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f,
 123                 WebKitNetworkRequest *r, WebKitWebNavigationAction *n,
 124                 WebKitWebPolicyDecision *p, Client *c);
 125 static gboolean deletion_interface(WebKitWebView *view,
 126                 WebKitDOMHTMLElement *arg1, Client *c);
 127 static void destroyclient(Client *c);
 128 static void destroywin(GtkWidget* w, Client *c);
 129 static void die(const char *errstr, ...);
 130 static void eval(Client *c, const Arg *arg);
 131 static void find(Client *c, const Arg *arg);
 132 static void fullscreen(Client *c, const Arg *arg);
 133 static void geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 134                 WebKitGeolocationPolicyDecision *d, Client *c);
 135 static const char *getatom(Client *c, int a);
 136 static void gettogglestat(Client *c);
 137 static void getpagestat(Client *c);
 138 static char *geturi(Client *c);
 139 static gchar *getstyle(const char *uri);
 140
 141 static void handleplumb(Client *c, WebKitWebView *w, const gchar *uri);
 142
 143 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
 144
 145 static void inspector(Client *c, const Arg *arg);
 146 static WebKitWebView *inspector_new(WebKitWebInspector *i, WebKitWebView *v,
 147                 Client *c);
 148 static gboolean inspector_show(WebKitWebInspector *i, Client *c);
 149 static gboolean inspector_close(WebKitWebInspector *i, Client *c);
 150 static void inspector_finished(WebKitWebInspector *i, Client *c);
 151
 152 static gboolean keypress(GtkAccelGroup *group,
 153                 GObject *obj, guint key, GdkModifierType mods,
 154                 Client *c);
 155 static void linkhover(WebKitWebView *v, const char* t, const char* l,
 156                 Client *c);
 157 static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec,
 158                 Client *c);
 159 static void loaduri(Client *c, const Arg *arg);
 160 static void navigate(Client *c, const Arg *arg);
 161 static Client *newclient(void);
 162 static void newwindow(Client *c, const Arg *arg, gboolean noembed);
 163 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
 164 static gboolean contextmenu(WebKitWebView *view, GtkWidget *menu,
 165                 WebKitHitTestResult *target, gboolean keyboard, Client *c);
 166 static void menuactivate(GtkMenuItem *item, Client *c);
 167 static void print(Client *c, const Arg *arg);
 168 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
 169                 gpointer d);
 170 static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
 171 static void reload(Client *c, const Arg *arg);
 172 static void scroll_h(Client *c, const Arg *arg);
 173 static void scroll_v(Client *c, const Arg *arg);
 174 static void scroll(GtkAdjustment *a, const Arg *arg);
 175 static void setatom(Client *c, int a, const char *v);
 176 static void setup(void);
 177 static void sigchld(int unused);
 178 static void source(Client *c, const Arg *arg);
 179 static void spawn(Client *c, const Arg *arg);
 180 static void stop(Client *c, const Arg *arg);
 181 static void titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c);
 182 static void toggle(Client *c, const Arg *arg);
 183 static void togglecookiepolicy(Client *c, const Arg *arg);
 184 static void togglegeolocation(Client *c, const Arg *arg);
 185 static void togglescrollbars(Client *c, const Arg *arg);
 186 static void togglestyle(Client *c, const Arg *arg);
 187 static void updatetitle(Client *c);
 188 static void updatewinid(Client *c);
 189 static void usage(void);
 190 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame,
 191                 JSContextRef js, JSObjectRef win, Client *c);
 192 static void zoom(Client *c, const Arg *arg);
 193
 194 /* configuration, allows nested code to access above variables */
 195 #include "config.h"
 196
 197 static void
 198 addaccelgroup(Client *c) {
 199         int i;
 200         GtkAccelGroup *group = gtk_accel_group_new();
 201         GClosure *closure;
 202
 203         for(i = 0; i < LENGTH(keys); i++) {
 204                 closure = g_cclosure_new(G_CALLBACK(keypress), c, NULL);
 205                 gtk_accel_group_connect(group, keys[i].keyval, keys[i].mod,
 206                                 0, closure);
 207         }
 208         gtk_window_add_accel_group(GTK_WINDOW(c->win), group);
 209 }
 210
 211 static void
 212 beforerequest(WebKitWebView *w, WebKitWebFrame *f, WebKitWebResource *r,
 213                 WebKitNetworkRequest *req, WebKitNetworkResponse *resp,
 214                 Client *c) {
 215         const gchar *uri = webkit_network_request_get_uri(req);
 216
 217         if(g_str_has_suffix(uri, "/favicon.ico"))
 218                 webkit_network_request_set_uri(req, "about:blank");
 219
 220         if(!g_str_has_prefix(uri, "http://") \
 221                         && !g_str_has_prefix(uri, "https://") \
 222                         && !g_str_has_prefix(uri, "about:") \
 223                         && strlen(uri) > 0) {
 224                 handleplumb(c, w, uri);
 225         }
 226 }
 227
 228 static char *
 229 buildpath(const char *path) {
 230         char *apath, *p;
 231         FILE *f;
 232
 233         /* creating directory */
 234         if(path[0] == '/') {
 235                 apath = g_strdup(path);
 236         } else if(path[0] == '~') {
 237                 if(path[1] == '/') {
 238                         apath = g_strconcat(g_get_home_dir(), &path[1], NULL);
 239                 } else {
 240                         apath = g_strconcat(g_get_home_dir(), "/",
 241                                         &path[1], NULL);
 242                 }
 243         } else {
 244                 apath = g_strconcat(g_get_current_dir(), "/", path, NULL);
 245         }
 246
 247         if((p = strrchr(apath, '/'))) {
 248                 *p = '\0';
 249                 g_mkdir_with_parents(apath, 0700);
 250                 g_chmod(apath, 0700); /* in case it existed */
 251                 *p = '/';
 252         }
 253         /* creating file (gives error when apath ends with "/") */
 254         if((f = fopen(apath, "a"))) {
 255                 g_chmod(apath, 0600); /* always */
 256                 fclose(f);
 257         }
 258
 259         return apath;
 260 }
 261
 262 static gboolean
 263 buttonrelease(WebKitWebView *web, GdkEventButton *e, GList *gl) {
 264         WebKitHitTestResultContext context;
 265         WebKitHitTestResult *result = webkit_web_view_get_hit_test_result(web,
 266                         e);
 267         Arg arg;
 268
 269         g_object_get(result, "context", &context, NULL);
 270         if(context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK) {
 271                 if(e->button == 2 ||
 272                                 (e->button == 1 && CLEANMASK(e->state) == CLEANMASK(MODKEY))) {
 273                         g_object_get(result, "link-uri", &arg.v, NULL);
 274                         newwindow(NULL, &arg, e->state & GDK_CONTROL_MASK);
 275                         return true;
 276                 }
 277         }
 278         return false;
 279 }
 280
 281 static void
 282 cleanup(void) {
 283         if (diskcache) {
 284                 soup_cache_flush(diskcache);
 285                 soup_cache_dump(diskcache);
 286         }
 287         while(clients)
 288                 destroyclient(clients);
 289         g_free(cookiefile);
 290         g_free(scriptfile);
 291         g_free(stylefile);
 292 }
 293
 294 static void
 295 cookiejar_changed(SoupCookieJar *self, SoupCookie *old_cookie,
 296                 SoupCookie *new_cookie) {
 297         flock(COOKIEJAR(self)->lock, LOCK_EX);
 298         if(new_cookie && !new_cookie->expires && sessiontime) {
 299                 soup_cookie_set_expires(new_cookie,
 300                                 soup_date_new_from_now(sessiontime));
 301         }
 302         SOUP_COOKIE_JAR_CLASS(cookiejar_parent_class)->changed(self,
 303                         old_cookie, new_cookie);
 304         flock(COOKIEJAR(self)->lock, LOCK_UN);
 305 }
 306
 307 static void
 308 cookiejar_class_init(CookieJarClass *klass) {
 309         SOUP_COOKIE_JAR_CLASS(klass)->changed = cookiejar_changed;
 310         G_OBJECT_CLASS(klass)->get_property =
 311                 G_OBJECT_CLASS(cookiejar_parent_class)->get_property;
 312         G_OBJECT_CLASS(klass)->set_property = cookiejar_set_property;
 313         G_OBJECT_CLASS(klass)->finalize = cookiejar_finalize;
 314         g_object_class_override_property(G_OBJECT_CLASS(klass), 1, "filename");
 315 }
 316
 317 static void
 318 cookiejar_finalize(GObject *self) {
 319         close(COOKIEJAR(self)->lock);
 320         G_OBJECT_CLASS(cookiejar_parent_class)->finalize(self);
 321 }
 322
 323 static void
 324 cookiejar_init(CookieJar *self) {
 325         self->lock = open(cookiefile, 0);
 326 }
 327
 328 static SoupCookieJar *
 329 cookiejar_new(const char *filename, gboolean read_only,
 330                 SoupCookieJarAcceptPolicy policy) {
 331         return g_object_new(COOKIEJAR_TYPE,
 332                             SOUP_COOKIE_JAR_TEXT_FILENAME, filename,
 333                             SOUP_COOKIE_JAR_READ_ONLY, read_only,
 334                             SOUP_COOKIE_JAR_ACCEPT_POLICY, policy, NULL);
 335 }
 336
 337 static void
 338 cookiejar_set_property(GObject *self, guint prop_id, const GValue *value,
 339                 GParamSpec *pspec) {
 340         flock(COOKIEJAR(self)->lock, LOCK_SH);
 341         G_OBJECT_CLASS(cookiejar_parent_class)->set_property(self, prop_id,
 342                         value, pspec);
 343         flock(COOKIEJAR(self)->lock, LOCK_UN);
 344 }
 345
 346 static SoupCookieJarAcceptPolicy
 347 cookiepolicy_get(void) {
 348         switch(cookiepolicies[policysel]) {
 349         case 'a':
 350                 return SOUP_COOKIE_JAR_ACCEPT_NEVER;
 351         case '@':
 352                 return SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY;
 353         case 'A':
 354         default:
 355                 break;
 356         }
 357
 358         return SOUP_COOKIE_JAR_ACCEPT_ALWAYS;
 359 }
 360
 361 static char
 362 cookiepolicy_set(const SoupCookieJarAcceptPolicy ep) {
 363         switch(ep) {
 364         case SOUP_COOKIE_JAR_ACCEPT_NEVER:
 365                 return 'a';
 366         case SOUP_COOKIE_JAR_ACCEPT_NO_THIRD_PARTY:
 367                 return '@';
 368         case SOUP_COOKIE_JAR_ACCEPT_ALWAYS:
 369         default:
 370                 break;
 371         }
 372
 373         return 'A';
 374 }
 375
 376 static void
 377 evalscript(JSContextRef js, char *script, char* scriptname) {
 378         JSStringRef jsscript, jsscriptname;
 379         JSValueRef exception = NULL;
 380
 381         jsscript = JSStringCreateWithUTF8CString(script);
 382         jsscriptname = JSStringCreateWithUTF8CString(scriptname);
 383         JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js),
 384                         jsscriptname, 0, &exception);
 385         JSStringRelease(jsscript);
 386         JSStringRelease(jsscriptname);
 387 }
 388
 389 static void
 390 runscript(WebKitWebFrame *frame) {
 391         char *script;
 392         GError *error;
 393
 394         if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
 395                 evalscript(webkit_web_frame_get_global_context(frame),
 396                                 script, scriptfile);
 397         }
 398 }
 399
 400 static void
 401 clipboard(Client *c, const Arg *arg) {
 402         gboolean paste = *(gboolean *)arg;
 403
 404         if(paste) {
 405                 gtk_clipboard_request_text(
 406                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 407                                 pasteuri, c);
 408         } else {
 409                 gtk_clipboard_set_text(
 410                                 gtk_clipboard_get(GDK_SELECTION_PRIMARY),
 411                                 c->linkhover ? c->linkhover : geturi(c), -1);
 412         }
 413 }
 414
 415 static char *
 416 copystr(char **str, const char *src) {
 417         char *tmp;
 418         tmp = g_strdup(src);
 419
 420         if(str && *str) {
 421                 g_free(*str);
 422                 *str = tmp;
 423         }
 424         return tmp;
 425 }
 426
 427 static WebKitWebView *
 428 createwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c) {
 429         Client *n = newclient();
 430         return n->view;
 431 }
 432
 433 static gboolean
 434 decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r,
 435                 gchar *m,  WebKitWebPolicyDecision *p, Client *c) {
 436         if(!webkit_web_view_can_show_mime_type(v, m)) {
 437                 webkit_web_policy_decision_download(p);
 438                 return TRUE;
 439         }
 440         return FALSE;
 441 }
 442
 443 static gboolean
 444 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r,
 445                 WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p,
 446                 Client *c) {
 447         Arg arg;
 448
 449         if(webkit_web_navigation_action_get_reason(n) ==
 450                         WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
 451                 webkit_web_policy_decision_ignore(p);
 452                 arg.v = (void *)webkit_network_request_get_uri(r);
 453                 newwindow(NULL, &arg, 0);
 454                 return TRUE;
 455         }
 456         return FALSE;
 457 }
 458
 459 static gboolean
 460 deletion_interface(WebKitWebView *view,
 461                 WebKitDOMHTMLElement *arg1, Client *c) {
 462         return FALSE;
 463 }
 464
 465 static void
 466 destroyclient(Client *c) {
 467         Client *p;
 468
 469         webkit_web_view_stop_loading(c->view);
 470         gtk_widget_destroy(GTK_WIDGET(c->view));
 471         gtk_widget_destroy(c->scroll);
 472         gtk_widget_destroy(c->vbox);
 473         gtk_widget_destroy(c->win);
 474
 475         for(p = clients; p && p->next != c; p = p->next);
 476         if(p) {
 477                 p->next = c->next;
 478         } else {
 479                 clients = c->next;
 480         }
 481         free(c);
 482         if(clients == NULL)
 483                 gtk_main_quit();
 484 }
 485
 486 static void
 487 destroywin(GtkWidget* w, Client *c) {
 488         destroyclient(c);
 489 }
 490
 491 static void
 492 die(const char *errstr, ...) {
 493         va_list ap;
 494
 495         va_start(ap, errstr);
 496         vfprintf(stderr, errstr, ap);
 497         va_end(ap);
 498         exit(EXIT_FAILURE);
 499 }
 500
 501 static void
 502 find(Client *c, const Arg *arg) {
 503         const char *s;
 504
 505         s = getatom(c, AtomFind);
 506         gboolean forward = *(gboolean *)arg;
 507         webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
 508 }
 509
 510 static void
 511 fullscreen(Client *c, const Arg *arg) {
 512         if(c->fullscreen) {
 513                 gtk_window_unfullscreen(GTK_WINDOW(c->win));
 514         } else {
 515                 gtk_window_fullscreen(GTK_WINDOW(c->win));
 516         }
 517         c->fullscreen = !c->fullscreen;
 518 }
 519
 520 static void
 521 geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
 522                 WebKitGeolocationPolicyDecision *d, Client *c) {
 523         if(allowgeolocation) {
 524                 webkit_geolocation_policy_allow(d);
 525         } else {
 526                 webkit_geolocation_policy_deny(d);
 527         }
 528 }
 529
 530 static const char *
 531 getatom(Client *c, int a) {
 532         static char buf[BUFSIZ];
 533         Atom adummy;
 534         int idummy;
 535         unsigned long ldummy;
 536         unsigned char *p = NULL;
 537
 538         XGetWindowProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
 539                         atoms[a], 0L, BUFSIZ, False, XA_STRING,
 540                         &adummy, &idummy, &ldummy, &ldummy, &p);
 541         if(p) {
 542                 strncpy(buf, (char *)p, LENGTH(buf)-1);
 543         } else {
 544                 buf[0] = '\0';
 545         }
 546         XFree(p);
 547
 548         return buf;
 549 }
 550
 551 static char *
 552 geturi(Client *c) {
 553         char *uri;
 554
 555         if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
 556                 uri = "about:blank";
 557         return uri;
 558 }
 559
 560 static gchar *
 561 getstyle(const char *uri) {
 562         int i;
 563
 564         for(i = 0; i < LENGTH(styles); i++) {
 565                 if(styles[i].regex && !regexec(&(styles[i].re), uri, 0,
 566                                         NULL, 0)) {
 567                         return g_strconcat("file://", styles[i].style, NULL);
 568                 }
 569         }
 570         return g_strdup("");
 571 }
 572
 573 static void
 574 handleplumb(Client *c, WebKitWebView *w, const gchar *uri) {
 575         Arg arg;
 576
 577         webkit_web_view_stop_loading(w);
 578         arg = (Arg)PLUMB((char *)uri);
 579         spawn(c, &arg);
 580 }
 581
 582 static gboolean
 583 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
 584         Arg arg;
 585
 586         updatewinid(c);
 587         arg = (Arg)DOWNLOAD((char *)webkit_download_get_uri(o), geturi(c));
 588         spawn(c, &arg);
 589         return FALSE;
 590 }
 591
 592 static void
 593 inspector(Client *c, const Arg *arg) {
 594         if(c->isinspecting) {
 595                 webkit_web_inspector_close(c->inspector);
 596         } else {
 597                 webkit_web_inspector_show(c->inspector);
 598         }
 599 }
 600
 601 static WebKitWebView *
 602 inspector_new(WebKitWebInspector *i, WebKitWebView *v, Client *c) {
 603         return WEBKIT_WEB_VIEW(webkit_web_view_new());
 604 }
 605
 606 static gboolean
 607 inspector_show(WebKitWebInspector *i, Client *c) {
 608         WebKitWebView *w;
 609
 610         if(c->isinspecting)
 611                 return false;
 612
 613         w = webkit_web_inspector_get_web_view(i);
 614         gtk_paned_pack2(GTK_PANED(c->pane), GTK_WIDGET(w), TRUE, TRUE);
 615         gtk_widget_show(GTK_WIDGET(w));
 616         c->isinspecting = true;
 617
 618         return true;
 619 }
 620
 621 static gboolean
 622 inspector_close(WebKitWebInspector *i, Client *c) {
 623         GtkWidget *w;
 624
 625         if(!c->isinspecting)
 626                 return false;
 627
 628         w = GTK_WIDGET(webkit_web_inspector_get_web_view(i));
 629         gtk_widget_hide(w);
 630         gtk_widget_destroy(w);
 631         c->isinspecting = false;
 632
 633         return true;
 634 }
 635
 636 static void
 637 inspector_finished(WebKitWebInspector *i, Client *c) {
 638         g_free(c->inspector);
 639 }
 640
 641 static gboolean
 642 keypress(GtkAccelGroup *group, GObject *obj,
 643                 guint key, GdkModifierType mods, Client *c) {
 644         guint i;
 645         gboolean processed = FALSE;
 646
 647         mods = CLEANMASK(mods);
 648         key = gdk_keyval_to_lower(key);
 649         updatewinid(c);
 650         for(i = 0; i < LENGTH(keys); i++) {
 651                 if(key == keys[i].keyval
 652                                 && mods == keys[i].mod
 653                                 && keys[i].func) {
 654                         keys[i].func(c, &(keys[i].arg));
 655                         processed = TRUE;
 656                 }
 657         }
 658
 659         return processed;
 660 }
 661
 662 static void
 663 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
 664         if(l) {
 665                 c->linkhover = copystr(&c->linkhover, l);
 666         } else if(c->linkhover) {
 667                 free(c->linkhover);
 668                 c->linkhover = NULL;
 669         }
 670         updatetitle(c);
 671 }
 672
 673 static void
 674 loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
 675         WebKitWebFrame *frame;
 676         WebKitWebDataSource *src;
 677         WebKitNetworkRequest *request;
 678         WebKitWebSettings *set = webkit_web_view_get_settings(c->view);
 679         SoupMessage *msg;
 680         char *uri;
 681
 682         switch(webkit_web_view_get_load_status (c->view)) {
 683         case WEBKIT_LOAD_COMMITTED:
 684                 uri = geturi(c);
 685                 if(strstr(uri, "https://") == uri) {
 686                         frame = webkit_web_view_get_main_frame(c->view);
 687                         src = webkit_web_frame_get_data_source(frame);
 688                         request = webkit_web_data_source_get_request(src);
 689                         msg = webkit_network_request_get_message(request);
 690                         c->sslfailed = !(soup_message_get_flags(msg)
 691                                         & SOUP_MESSAGE_CERTIFICATE_TRUSTED);
 692                 }
 693                 setatom(c, AtomUri, uri);
 694
 695                 if(stylefile == NULL && enablestyles) {
 696                         g_object_set(G_OBJECT(set), "user-stylesheet-uri",
 697                                         getstyle(uri), NULL);
 698                 }
 699                 break;
 700         case WEBKIT_LOAD_FINISHED:
 701                 c->progress = 100;
 702                 updatetitle(c);
 703                 if (diskcache) {
 704                         soup_cache_flush(diskcache);
 705                         soup_cache_dump(diskcache);
 706                 }
 707                 break;
 708         default:
 709                 break;
 710         }
 711 }
 712
 713 static void
 714 loaduri(Client *c, const Arg *arg) {
 715         char *u = NULL, *rp;
 716         const char *uri = (char *)arg->v;
 717         Arg a = { .b = FALSE };
 718         struct stat st;
 719
 720         if(strcmp(uri, "") == 0)
 721                 return;
 722
 723         /* In case it's a file path. */
 724         if(stat(uri, &st) == 0) {
 725                 rp = realpath(uri, NULL);
 726                 u = g_strdup_printf("file://%s", rp);
 727                 free(rp);
 728         } else {
 729                 u = g_strrstr(uri, "://") ? g_strdup(uri)
 730                         : g_strdup_printf("http://%s", uri);
 731         }
 732
 733         setatom(c, AtomUri, uri);
 734
 735         /* prevents endless loop */
 736         if(strcmp(u, geturi(c)) == 0) {
 737                 reload(c, &a);
 738         } else {
 739                 webkit_web_view_load_uri(c->view, u);
 740                 c->progress = 0;
 741                 c->title = copystr(&c->title, u);
 742                 updatetitle(c);
 743         }
 744         g_free(u);
 745 }
 746
 747 static void
 748 navigate(Client *c, const Arg *arg) {
 749         int steps = *(int *)arg;
 750         webkit_web_view_go_back_or_forward(c->view, steps);
 751 }
 752
 753 static Client *
 754 newclient(void) {
 755         Client *c;
 756         WebKitWebSettings *settings;
 757         WebKitWebFrame *frame;
 758         GdkGeometry hints = { 1, 1 };
 759         GdkScreen *screen;
 760         gdouble dpi;
 761         char *uri = NULL, *ua;
 762
 763         if(!(c = calloc(1, sizeof(Client))))
 764                 die("Cannot malloc!\n");
 765
 766         c->title = NULL;
 767         c->progress = 100;
 768
 769         /* Window */
 770         if(embed) {
 771                 c->win = gtk_plug_new(embed);
 772         } else {
 773                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 774
 775                 /* TA:  20091214:  Despite what the GNOME docs say, the ICCCM
 776                  * is always correct, so we should still call this function.
 777                  * But when doing so, we *must* differentiate between a
 778                  * WM_CLASS and a resource on the window.  By convention, the
 779                  * window class (WM_CLASS) is capped, while the resource is in
 780                  * lowercase.   Both these values come as a pair.
 781                  */
 782                 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "Surf");
 783
 784                 /* TA:  20091214:  And set the role here as well -- so that
 785                  * sessions can pick this up.
 786                  */
 787                 gtk_window_set_role(GTK_WINDOW(c->win), "Surf");
 788         }
 789         gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
 790         g_signal_connect(G_OBJECT(c->win),
 791                         "destroy",
 792                         G_CALLBACK(destroywin), c);
 793
 794         if(!kioskmode)
 795                 addaccelgroup(c);
 796
 797         /* Pane */
 798         c->pane = gtk_vpaned_new();
 799
 800         /* VBox */
 801         c->vbox = gtk_vbox_new(FALSE, 0);
 802         gtk_paned_pack1(GTK_PANED(c->pane), c->vbox, TRUE, TRUE);
 803
 804         /* Webview */
 805         c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 806
 807         g_signal_connect(G_OBJECT(c->view),
 808                         "notify::title",
 809                         G_CALLBACK(titlechange), c);
 810         g_signal_connect(G_OBJECT(c->view),
 811                         "hovering-over-link",
 812                         G_CALLBACK(linkhover), c);
 813         g_signal_connect(G_OBJECT(c->view),
 814                         "geolocation-policy-decision-requested",
 815                         G_CALLBACK(geopolicyrequested), c);
 816         g_signal_connect(G_OBJECT(c->view),
 817                         "create-web-view",
 818                         G_CALLBACK(createwindow), c);
 819         g_signal_connect(G_OBJECT(c->view),
 820                         "new-window-policy-decision-requested",
 821                         G_CALLBACK(decidewindow), c);
 822         g_signal_connect(G_OBJECT(c->view),
 823                         "mime-type-policy-decision-requested",
 824                         G_CALLBACK(decidedownload), c);
 825         g_signal_connect(G_OBJECT(c->view),
 826                         "window-object-cleared",
 827                         G_CALLBACK(windowobjectcleared), c);
 828         g_signal_connect(G_OBJECT(c->view),
 829                         "notify::load-status",
 830                         G_CALLBACK(loadstatuschange), c);
 831         g_signal_connect(G_OBJECT(c->view),
 832                         "notify::progress",
 833                         G_CALLBACK(progresschange), c);
 834         g_signal_connect(G_OBJECT(c->view),
 835                         "download-requested",
 836                         G_CALLBACK(initdownload), c);
 837         g_signal_connect(G_OBJECT(c->view),
 838                         "button-release-event",
 839                         G_CALLBACK(buttonrelease), c);
 840         g_signal_connect(G_OBJECT(c->view),
 841                         "context-menu",
 842                         G_CALLBACK(contextmenu), c);
 843         g_signal_connect(G_OBJECT(c->view),
 844                         "resource-request-starting",
 845                         G_CALLBACK(beforerequest), c);
 846         g_signal_connect(G_OBJECT(c->view),
 847                         "should-show-delete-interface-for-element",
 848                         G_CALLBACK(deletion_interface), c);
 849
 850         /* Scrolled Window */
 851         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 852
 853         frame = webkit_web_view_get_main_frame(WEBKIT_WEB_VIEW(c->view));
 854         g_signal_connect(G_OBJECT(frame), "scrollbars-policy-changed",
 855                         G_CALLBACK(gtk_true), NULL);
 856
 857         if(!enablescrollbars) {
 858                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 859                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 860         } else {
 861                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 862                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 863         }
 864
 865         /* Arranging */
 866         gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
 867         gtk_container_add(GTK_CONTAINER(c->win), c->pane);
 868         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 869
 870         /* Setup */
 871         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE,
 872                         TRUE, 0, GTK_PACK_START);
 873         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 874         gtk_widget_show(c->pane);
 875         gtk_widget_show(c->vbox);
 876         gtk_widget_show(c->scroll);
 877         gtk_widget_show(GTK_WIDGET(c->view));
 878         gtk_widget_show(c->win);
 879         gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
 880                         GDK_HINT_MIN_SIZE);
 881         gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
 882         gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
 883         webkit_web_view_set_full_content_zoom(c->view, TRUE);
 884
 885         runscript(frame);
 886
 887         settings = webkit_web_view_get_settings(c->view);
 888         if(!(ua = getenv("SURF_USERAGENT")))
 889                 ua = useragent;
 890         g_object_set(G_OBJECT(settings), "user-agent", ua, NULL);
 891         if (stylefile != NULL) {
 892                 uri = g_strconcat("file://", stylefile, NULL);
 893                 g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
 894         }
 895         g_object_set(G_OBJECT(settings), "auto-load-images", loadimages,
 896                         NULL);
 897         g_object_set(G_OBJECT(settings), "enable-plugins", enableplugins,
 898                         NULL);
 899         g_object_set(G_OBJECT(settings), "enable-scripts", enablescripts,
 900                         NULL);
 901         g_object_set(G_OBJECT(settings), "enable-spatial-navigation",
 902                         enablespatialbrowsing, NULL);
 903         g_object_set(G_OBJECT(settings), "enable-developer-extras",
 904                         enableinspector, NULL);
 905         g_object_set(G_OBJECT(settings), "enable-default-context-menu",
 906                         kioskmode ^ 1, NULL);
 907         g_object_set(G_OBJECT(settings), "default-font-size",
 908                         defaultfontsize, NULL);
 909         g_object_set(G_OBJECT(settings), "resizable-text-areas",
 910                         1, NULL);
 911
 912         /*
 913          * While stupid, CSS specifies that a pixel represents 1/96 of an inch.
 914          * This ensures websites are not unusably small with a high DPI screen.
 915          * It is equivalent to firefox's "layout.css.devPixelsPerPx" setting.
 916          */
 917         if(zoomto96dpi) {
 918                 screen = gdk_window_get_screen(GTK_WIDGET(c->win)->window);
 919                 dpi = gdk_screen_get_resolution(screen);
 920                 if(dpi != -1) {
 921                         g_object_set(G_OBJECT(settings), "enforce-96-dpi", true,
 922                                         NULL);
 923                         webkit_web_view_set_zoom_level(c->view, dpi/96);
 924                 }
 925         }
 926         /* This might conflict with _zoomto96dpi_. */
 927         if(zoomlevel != 1.0)
 928                 webkit_web_view_set_zoom_level(c->view, zoomlevel);
 929
 930         if(enableinspector) {
 931                 c->inspector = WEBKIT_WEB_INSPECTOR(
 932                                 webkit_web_view_get_inspector(c->view));
 933                 g_signal_connect(G_OBJECT(c->inspector), "inspect-web-view",
 934                                 G_CALLBACK(inspector_new), c);
 935                 g_signal_connect(G_OBJECT(c->inspector), "show-window",
 936                                 G_CALLBACK(inspector_show), c);
 937                 g_signal_connect(G_OBJECT(c->inspector), "close-window",
 938                                 G_CALLBACK(inspector_close), c);
 939                 g_signal_connect(G_OBJECT(c->inspector), "finished",
 940                                 G_CALLBACK(inspector_finished), c);
 941                 c->isinspecting = false;
 942         }
 943
 944         if(runinfullscreen) {
 945                 c->fullscreen = 0;
 946                 fullscreen(c, NULL);
 947         }
 948
 949         if(stylefile != NULL)
 950                 g_free(uri);
 951
 952         setatom(c, AtomFind, "");
 953         setatom(c, AtomUri, "about:blank");
 954         if(hidebackground)
 955                 webkit_web_view_set_transparent(c->view, TRUE);
 956
 957         c->next = clients;
 958         clients = c;
 959
 960         if(showxid) {
 961                 gdk_display_sync(gtk_widget_get_display(c->win));
 962                 printf("%u\n",
 963                         (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
 964                 fflush(NULL);
 965                 if (fclose(stdout) != 0) {
 966                         die("Error closing stdout");
 967                 }
 968         }
 969
 970         return c;
 971 }
 972
 973 static void
 974 newwindow(Client *c, const Arg *arg, gboolean noembed) {
 975         guint i = 0;
 976         const char *cmd[18], *uri;
 977         const Arg a = { .v = (void *)cmd };
 978         char tmp[64];
 979
 980         cmd[i++] = argv0;
 981         cmd[i++] = "-a";
 982         cmd[i++] = cookiepolicies;
 983         if(!enablescrollbars)
 984                 cmd[i++] = "-b";
 985         if(embed && !noembed) {
 986                 cmd[i++] = "-e";
 987                 snprintf(tmp, LENGTH(tmp), "%u", (int)embed);
 988                 cmd[i++] = tmp;
 989         }
 990         if(!allowgeolocation)
 991                 cmd[i++] = "-g";
 992         if(!loadimages)
 993                 cmd[i++] = "-i";
 994         if(kioskmode)
 995                 cmd[i++] = "-k";
 996         if(!enableplugins)
 997                 cmd[i++] = "-p";
 998         if(!enablescripts)
 999                 cmd[i++] = "-s";
1000         if(showxid)
1001                 cmd[i++] = "-x";
1002         if(enablediskcache)
1003                 cmd[i++] = "-D";
1004         cmd[i++] = "-c";
1005         cmd[i++] = cookiefile;
1006         cmd[i++] = "--";
1007         uri = arg->v ? (char *)arg->v : c->linkhover;
1008         if(uri)
1009                 cmd[i++] = uri;
1010         cmd[i++] = NULL;
1011         spawn(NULL, &a);
1012 }
1013
1014 static gboolean
1015 contextmenu(WebKitWebView *view, GtkWidget *menu, WebKitHitTestResult *target,
1016                 gboolean keyboard, Client *c) {
1017         GList *items = gtk_container_get_children(GTK_CONTAINER(GTK_MENU(menu)));
1018
1019         for(GList *l = items; l; l = l->next) {
1020                 g_signal_connect(l->data, "activate", G_CALLBACK(menuactivate), c);
1021         }
1022
1023         g_list_free(items);
1024         return FALSE;
1025 }
1026
1027 static void
1028 menuactivate(GtkMenuItem *item, Client *c) {
1029         /*
1030          * context-menu-action-2000     open link
1031          * context-menu-action-1        open link in window
1032          * context-menu-action-2        download linked file
1033          * context-menu-action-3        copy link location
1034          * context-menu-action-7        copy image address
1035          * context-menu-action-13       reload
1036          * context-menu-action-10       back
1037          * context-menu-action-11       forward
1038          * context-menu-action-12       stop
1039          */
1040
1041         GtkAction *a = NULL;
1042         const char *name, *uri;
1043         GtkClipboard *prisel, *clpbrd;
1044
1045         a = gtk_activatable_get_related_action(GTK_ACTIVATABLE(item));
1046         if(a == NULL)
1047                 return;
1048
1049         name = gtk_action_get_name(a);
1050         if(!g_strcmp0(name, "context-menu-action-3")) {
1051                 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1052                 gtk_clipboard_set_text(prisel, c->linkhover, -1);
1053         } else if(!g_strcmp0(name, "context-menu-action-7")) {
1054                 prisel = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1055                 clpbrd = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
1056                 uri = gtk_clipboard_wait_for_text(clpbrd);
1057                 if(uri)
1058                         gtk_clipboard_set_text(prisel, uri, -1);
1059         }
1060 }
1061
1062 static void
1063 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
1064         Arg arg = {.v = text };
1065         if(text != NULL)
1066                 loaduri((Client *) d, &arg);
1067 }
1068
1069 static void
1070 print(Client *c, const Arg *arg) {
1071         webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
1072 }
1073
1074 static GdkFilterReturn
1075 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
1076         Client *c = (Client *)d;
1077         XPropertyEvent *ev;
1078         Arg arg;
1079
1080         if(((XEvent *)e)->type == PropertyNotify) {
1081                 ev = &((XEvent *)e)->xproperty;
1082                 if(ev->state == PropertyNewValue) {
1083                         if(ev->atom == atoms[AtomFind]) {
1084                                 arg.b = TRUE;
1085                                 find(c, &arg);
1086
1087                                 return GDK_FILTER_REMOVE;
1088                         } else if(ev->atom == atoms[AtomGo]) {
1089                                 arg.v = getatom(c, AtomGo);
1090                                 loaduri(c, &arg);
1091
1092                                 return GDK_FILTER_REMOVE;
1093                         }
1094                 }
1095         }
1096         return GDK_FILTER_CONTINUE;
1097 }
1098
1099 static void
1100 progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
1101         c->progress = webkit_web_view_get_progress(c->view) * 100;
1102         updatetitle(c);
1103 }
1104
1105 static void
1106 reload(Client *c, const Arg *arg) {
1107         gboolean nocache = *(gboolean *)arg;
1108         if(nocache) {
1109                  webkit_web_view_reload_bypass_cache(c->view);
1110         } else {
1111                  webkit_web_view_reload(c->view);
1112         }
1113 }
1114
1115 static void
1116 scroll_h(Client *c, const Arg *arg) {
1117         scroll(gtk_scrolled_window_get_hadjustment(
1118                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1119 }
1120
1121 static void
1122 scroll_v(Client *c, const Arg *arg) {
1123         scroll(gtk_scrolled_window_get_vadjustment(
1124                                 GTK_SCROLLED_WINDOW(c->scroll)), arg);
1125 }
1126
1127 static void
1128 scroll(GtkAdjustment *a, const Arg *arg) {
1129         gdouble v;
1130
1131         v = gtk_adjustment_get_value(a);
1132         switch(arg->i) {
1133         case +10000:
1134         case -10000:
1135                 v += gtk_adjustment_get_page_increment(a) *
1136                         (arg->i / 10000);
1137                 break;
1138         case +20000:
1139         case -20000:
1140         default:
1141                 v += gtk_adjustment_get_step_increment(a) * arg->i;
1142         }
1143
1144         v = MAX(v, 0.0);
1145         v = MIN(v, gtk_adjustment_get_upper(a) -
1146                         gtk_adjustment_get_page_size(a));
1147         gtk_adjustment_set_value(a, v);
1148 }
1149
1150 static void
1151 setatom(Client *c, int a, const char *v) {
1152         XSync(dpy, False);
1153         XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
1154                         atoms[a], XA_STRING, 8, PropModeReplace,
1155                         (unsigned char *)v, strlen(v) + 1);
1156 }
1157
1158 static void
1159 setup(void) {
1160         int i;
1161         char *proxy;
1162         char *new_proxy;
1163         SoupURI *puri;
1164         SoupSession *s;
1165         GError *error = NULL;
1166
1167         /* clean up any zombies immediately */
1168         sigchld(0);
1169         gtk_init(NULL, NULL);
1170
1171         dpy = GDK_DISPLAY();
1172
1173         /* atoms */
1174         atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
1175         atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
1176         atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
1177
1178         /* dirs and files */
1179         cookiefile = buildpath(cookiefile);
1180         scriptfile = buildpath(scriptfile);
1181         cachefolder = buildpath(cachefolder);
1182         styledir = buildpath(styledir);
1183         if(stylefile == NULL && enablestyles) {
1184                 for(i = 0; i < LENGTH(styles); i++) {
1185                         if(regcomp(&(styles[i].re), styles[i].regex,
1186                                                 REG_EXTENDED)) {
1187                                 fprintf(stderr,
1188                                         "Could not compile regex: %s\n",
1189                                         styles[i].regex);
1190                                 styles[i].regex = NULL;
1191                         }
1192                         styles[i].style = buildpath(
1193                                         g_strconcat(styledir,
1194                                                 styles[i].style, NULL));
1195                 }
1196         } else {
1197                 stylefile = buildpath(stylefile);
1198         }
1199
1200         /* request handler */
1201         s = webkit_get_default_session();
1202
1203         /* cookie jar */
1204         soup_session_add_feature(s,
1205                         SOUP_SESSION_FEATURE(cookiejar_new(cookiefile, FALSE,
1206                                         cookiepolicy_get())));
1207
1208         /* disk cache */
1209         if(enablediskcache) {
1210                 diskcache = soup_cache_new(cachefolder, SOUP_CACHE_SINGLE_USER);
1211                 soup_cache_set_max_size(diskcache, diskcachebytes);
1212                 soup_cache_load(diskcache);
1213                 soup_session_add_feature(s, SOUP_SESSION_FEATURE(diskcache));
1214         }
1215
1216         /* ssl */
1217         tlsdb = g_tls_file_database_new(cafile, &error);
1218
1219         if(error) {
1220                 g_warning("Error loading SSL database %s: %s", cafile, error->message);
1221                 g_error_free(error);
1222         }
1223         g_object_set(G_OBJECT(s), "tls-database", tlsdb, NULL);
1224         g_object_set(G_OBJECT(s), "ssl-strict", strictssl, NULL);
1225
1226         /* proxy */
1227         if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
1228                 new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
1229                         g_strdup_printf("http://%s", proxy);
1230                 puri = soup_uri_new(new_proxy);
1231                 g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
1232                 soup_uri_free(puri);
1233                 g_free(new_proxy);
1234                 usingproxy = 1;
1235         }
1236 }
1237
1238 static void
1239 sigchld(int unused) {
1240         if(signal(SIGCHLD, sigchld) == SIG_ERR)
1241                 die("Can't install SIGCHLD handler");
1242         while(0 < waitpid(-1, NULL, WNOHANG));
1243 }
1244
1245 static void
1246 source(Client *c, const Arg *arg) {
1247         Arg a = { .b = FALSE };
1248         gboolean s;
1249
1250         s = webkit_web_view_get_view_source_mode(c->view);
1251         webkit_web_view_set_view_source_mode(c->view, !s);
1252         reload(c, &a);
1253 }
1254
1255 static void
1256 spawn(Client *c, const Arg *arg) {
1257         if(fork() == 0) {
1258                 if(dpy)
1259                         close(ConnectionNumber(dpy));
1260                 setsid();
1261                 execvp(((char **)arg->v)[0], (char **)arg->v);
1262                 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
1263                 perror(" failed");
1264                 exit(0);
1265         }
1266 }
1267
1268 static void
1269 eval(Client *c, const Arg *arg) {
1270         WebKitWebFrame *frame = webkit_web_view_get_main_frame(c->view);
1271         evalscript(webkit_web_frame_get_global_context(frame),
1272                         ((char **)arg->v)[0], "");
1273 }
1274
1275 static void
1276 stop(Client *c, const Arg *arg) {
1277         webkit_web_view_stop_loading(c->view);
1278 }
1279
1280 static void
1281 titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
1282         const gchar *t = webkit_web_view_get_title(view);
1283         if (t) {
1284                 c->title = copystr(&c->title, t);
1285                 updatetitle(c);
1286         }
1287 }
1288
1289 static void
1290 toggle(Client *c, const Arg *arg) {
1291         WebKitWebSettings *settings;
1292         char *name = (char *)arg->v;
1293         gboolean value;
1294         Arg a = { .b = FALSE };
1295
1296         settings = webkit_web_view_get_settings(c->view);
1297         g_object_get(G_OBJECT(settings), name, &value, NULL);
1298         g_object_set(G_OBJECT(settings), name, !value, NULL);
1299
1300         reload(c, &a);
1301 }
1302
1303 static void
1304 togglecookiepolicy(Client *c, const Arg *arg) {
1305         SoupCookieJar *jar;
1306         SoupCookieJarAcceptPolicy policy;
1307
1308         jar = SOUP_COOKIE_JAR(
1309                         soup_session_get_feature(
1310                                 webkit_get_default_session(),
1311                                 SOUP_TYPE_COOKIE_JAR));
1312         g_object_get(G_OBJECT(jar), "accept-policy", &policy, NULL);
1313
1314         policysel++;
1315         if(policysel >= strlen(cookiepolicies))
1316                 policysel = 0;
1317
1318         g_object_set(G_OBJECT(jar), "accept-policy",
1319                         cookiepolicy_get(), NULL);
1320
1321         updatetitle(c);
1322         /* Do not reload. */
1323 }
1324
1325 static void
1326 togglegeolocation(Client *c, const Arg *arg) {
1327         Arg a = { .b = FALSE };
1328
1329         allowgeolocation ^= 1;
1330
1331         reload(c, &a);
1332 }
1333
1334 static void
1335 twitch(Client *c, const Arg *arg) {
1336         GtkAdjustment *a;
1337         gdouble v;
1338
1339         a = gtk_scrolled_window_get_vadjustment(
1340                         GTK_SCROLLED_WINDOW(c->scroll));
1341
1342         v = gtk_adjustment_get_value(a);
1343
1344         v += arg->i;
1345
1346         v = MAX(v, 0.0);
1347         v = MIN(v, gtk_adjustment_get_upper(a) -
1348                         gtk_adjustment_get_page_size(a));
1349         gtk_adjustment_set_value(a, v);
1350 }
1351
1352 static void
1353 togglescrollbars(Client *c, const Arg *arg) {
1354         GtkPolicyType vspolicy;
1355         Arg a;
1356
1357         gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(c->scroll), NULL, &vspolicy);
1358
1359         if(vspolicy == GTK_POLICY_AUTOMATIC) {
1360                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1361                                 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1362         } else {
1363                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
1364                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1365                 a.i = +1;
1366                 twitch(c, &a);
1367                 a.i = -1;
1368                 twitch(c, &a);
1369         }
1370 }
1371
1372 static void
1373 togglestyle(Client *c, const Arg *arg) {
1374         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1375         char *uri;
1376
1377         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1378         if(stylefile == NULL && enablestyles) {
1379                 uri = (uri && uri[0])? g_strdup("") : getstyle(geturi(c));
1380         } else {
1381                 uri = uri[0]? g_strdup("") : g_strconcat("file://",
1382                                 stylefile, NULL);
1383         }
1384         g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
1385
1386         updatetitle(c);
1387 }
1388
1389 static void
1390 gettogglestat(Client *c){
1391         gboolean value;
1392         char *uri;
1393         int p = 0;
1394         WebKitWebSettings *settings = webkit_web_view_get_settings(c->view);
1395
1396         togglestat[p++] = cookiepolicy_set(cookiepolicy_get());
1397
1398         g_object_get(G_OBJECT(settings), "enable-caret-browsing",
1399                         &value, NULL);
1400         togglestat[p++] = value? 'C': 'c';
1401
1402         togglestat[p++] = allowgeolocation? 'G': 'g';
1403
1404         togglestat[p++] = enablediskcache? 'D': 'd';
1405
1406         g_object_get(G_OBJECT(settings), "auto-load-images", &value, NULL);
1407         togglestat[p++] = value? 'I': 'i';
1408
1409         g_object_get(G_OBJECT(settings), "enable-scripts", &value, NULL);
1410         togglestat[p++] = value? 'S': 's';
1411
1412         g_object_get(G_OBJECT(settings), "enable-plugins", &value, NULL);
1413         togglestat[p++] = value? 'V': 'v';
1414
1415         g_object_get(G_OBJECT(settings), "user-stylesheet-uri", &uri, NULL);
1416         togglestat[p++] = (uri && uri[0]) ? 'M': 'm';
1417
1418         togglestat[p] = '\0';
1419 }
1420
1421 static void
1422 getpagestat(Client *c) {
1423         const char *uri = geturi(c);
1424
1425         if(strstr(uri, "https://") == uri) {
1426                 pagestat[0] = c->sslfailed ? 'U' : 'T';
1427         } else {
1428                 pagestat[0] = '-';
1429         }
1430
1431         pagestat[1] = usingproxy ? 'P' : '-';
1432         pagestat[2] = '\0';
1433
1434 }
1435
1436 static void
1437 updatetitle(Client *c) {
1438         char *t;
1439
1440         if(showindicators) {
1441                 gettogglestat(c);
1442                 getpagestat(c);
1443
1444                 if(c->linkhover) {
1445                         t = g_strdup_printf("%s:%s | %s", togglestat,
1446                                         pagestat, c->linkhover);
1447                 } else if(c->progress != 100) {
1448                         t = g_strdup_printf("[%i%%] %s:%s | %s", c->progress,
1449                                         togglestat, pagestat,
1450                                         (c->title == NULL)? "" : c->title);
1451                 } else {
1452                         t = g_strdup_printf("%s:%s | %s", togglestat, pagestat,
1453                                         (c->title == NULL)? "" : c->title);
1454                 }
1455
1456                 gtk_window_set_title(GTK_WINDOW(c->win), t);
1457                 g_free(t);
1458         } else {
1459                 gtk_window_set_title(GTK_WINDOW(c->win),
1460                                 (c->title == NULL)? "" : c->title);
1461         }
1462 }
1463
1464 static void
1465 updatewinid(Client *c) {
1466         snprintf(winid, LENGTH(winid), "%u",
1467                         (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
1468 }
1469
1470 static void
1471 usage(void) {
1472         die("usage: %s [-bBfFgGiIkKnNpPsSvx]"
1473                 " [-a cookiepolicies ] "
1474                 " [-c cookiefile] [-e xid] [-r scriptfile]"
1475                 " [-t stylefile] [-u useragent] [-z zoomlevel]"
1476                 " [uri]\n", basename(argv0));
1477 }
1478
1479 static void
1480 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js,
1481                 JSObjectRef win, Client *c) {
1482         runscript(frame);
1483 }
1484
1485 static void
1486 zoom(Client *c, const Arg *arg) {
1487         c->zoomed = TRUE;
1488         if(arg->i < 0) {
1489                 /* zoom out */
1490                 webkit_web_view_zoom_out(c->view);
1491         } else if(arg->i > 0) {
1492                 /* zoom in */
1493                 webkit_web_view_zoom_in(c->view);
1494         } else {
1495                 /* reset */
1496                 c->zoomed = FALSE;
1497                 webkit_web_view_set_zoom_level(c->view, 1.0);
1498         }
1499 }
1500
1501 int
1502 main(int argc, char *argv[]) {
1503         Arg arg;
1504         Client *c;
1505
1506         memset(&arg, 0, sizeof(arg));
1507
1508         /* command line args */
1509         ARGBEGIN {
1510         case 'a':
1511                 cookiepolicies = EARGF(usage());
1512                 break;
1513         case 'b':
1514                 enablescrollbars = 0;
1515                 break;
1516         case 'B':
1517                 enablescrollbars = 1;
1518                 break;
1519         case 'c':
1520                 cookiefile = EARGF(usage());
1521                 break;
1522         case 'd':
1523                 enablediskcache = 0;
1524                 break;
1525         case 'D':
1526                 enablediskcache = 1;
1527                 break;
1528         case 'e':
1529                 embed = strtol(EARGF(usage()), NULL, 0);
1530                 break;
1531         case 'f':
1532                 runinfullscreen = 1;
1533                 break;
1534         case 'F':
1535                 runinfullscreen = 0;
1536                 break;
1537         case 'g':
1538                 allowgeolocation = 0;
1539                 break;
1540         case 'G':
1541                 allowgeolocation = 1;
1542                 break;
1543         case 'i':
1544                 loadimages = 0;
1545                 break;
1546         case 'I':
1547                 loadimages = 1;
1548                 break;
1549         case 'k':
1550                 kioskmode = 0;
1551                 break;
1552         case 'K':
1553                 kioskmode = 1;
1554                 break;
1555         case 'm':
1556                 enablestyles = 0;
1557                 break;
1558         case 'M':
1559                 enablestyles = 1;
1560                 break;
1561         case 'n':
1562                 enableinspector = 0;
1563                 break;
1564         case 'N':
1565                 enableinspector = 1;
1566                 break;
1567         case 'p':
1568                 enableplugins = 0;
1569                 break;
1570         case 'P':
1571                 enableplugins = 1;
1572                 break;
1573         case 'r':
1574                 scriptfile = EARGF(usage());
1575                 break;
1576         case 's':
1577                 enablescripts = 0;
1578                 break;
1579         case 'S':
1580                 enablescripts = 1;
1581                 break;
1582         case 't':
1583                 stylefile = EARGF(usage());
1584                 break;
1585         case 'u':
1586                 useragent = EARGF(usage());
1587                 break;
1588         case 'v':
1589                 die("surf-"VERSION", ©2009-2014 surf engineers, "
1590                                 "see LICENSE for details\n");
1591         case 'x':
1592                 showxid = TRUE;
1593                 break;
1594         case 'z':
1595                 zoomlevel = strtof(EARGF(usage()), NULL);
1596                 break;
1597         default:
1598                 usage();
1599         } ARGEND;
1600         if(argc > 0)
1601                 arg.v = argv[0];
1602
1603         setup();
1604         c = newclient();
1605         if(arg.v) {
1606                 loaduri(clients, &arg);
1607         } else {
1608                 updatetitle(c);
1609         }
1610
1611         gtk_main();
1612         cleanup();
1613
1614         return EXIT_SUCCESS;
1615 }
1616