browser.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <sys/types.h>
   4 #include <sys/stat.h>
   5 #include <fcntl.h>
   6 #include <string.h>
   7
   8 #include <gtk/gtk.h>
   9 #include <gdk/gdkx.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <gio/gio.h>
  12 #include <webkit/webkit.h>
  13
  14
  15 static void adblock(WebKitWebView *, WebKitWebFrame *, WebKitWebResource *,
  16                     WebKitNetworkRequest *, WebKitNetworkResponse *, gpointer);
  17 static void adblock_load(void);
  18 static void client_destroy(GtkWidget *obj, gpointer data);
  19 static gboolean client_destroy_request(WebKitWebView *, gpointer);
  20 static WebKitWebView *client_new(const gchar *uri);
  21 static WebKitWebView *client_new_request(WebKitWebView *, WebKitWebFrame *,
  22                                          gpointer);
  23 static void cooperation_setup(void);
  24 static void changed_load_progress(GObject *obj, GParamSpec *pspec,
  25                                   gpointer data);
  26 static void changed_title(GObject *, GParamSpec *, gpointer);
  27 static void changed_uri(GObject *, GParamSpec *, gpointer);
  28 static gboolean download_handle(WebKitWebView *, WebKitDownload *, gpointer);
  29 static gboolean download_reset_indicator(gpointer);
  30 static gboolean download_request(WebKitWebView *, WebKitWebFrame *,
  31                                  WebKitNetworkRequest *, gchar *,
  32                                  WebKitWebPolicyDecision *, gpointer);
  33 static void downloadmanager_cancel(GtkToolButton *, gpointer data);
  34 static void downloadmanager_progress(GObject *obj, GParamSpec *pspec,
  35                                      gpointer data);
  36 static void downloadmanager_setup(void);
  37 static gchar *ensure_url_scheme(const gchar *);
  38 static void grab_environment_configuration(void);
  39 static void hover_web_view(WebKitWebView *, gchar *, gchar *, gpointer);
  40 static gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer);
  41 static gboolean key_location(GtkWidget *, GdkEvent *, gpointer);
  42 static gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer);
  43 static void keywords_load(void);
  44 static gboolean keywords_try_search(WebKitWebView *, const gchar *);
  45 static gboolean remote_msg(GIOChannel *, GIOCondition, gpointer);
  46 static void search(gpointer, gint);
  47 static Window tabbed_launch(void);
  48 static void usage(void);
  49
  50
  51 struct Client
  52 {
  53         GtkWidget *location;
  54         GtkWidget *progress;
  55         GtkWidget *scroll;
  56         GtkWidget *status;
  57         GtkWidget *top_box;
  58         GtkWidget *vbox;
  59         GtkWidget *web_view;
  60         GtkWidget *win;
  61 };
  62
  63 struct DownloadManager
  64 {
  65         GtkWidget *scroll;
  66         GtkWidget *toolbar;
  67         GtkWidget *win;
  68 } dm;
  69
  70
  71 static gchar *accepted_language = "en-US";
  72 static GSList *adblock_patterns = NULL;
  73 static gint clients = 0;
  74 static gboolean cooperative_alone = TRUE;
  75 static gboolean cooperative_instances = TRUE;
  76 static int cooperative_pipe_fp = 0;
  77 static gchar *download_dir = "/tmp";
  78 static gint downloads_indicated = 0;
  79 static Window embed = 0;
  80 static gchar *first_uri = NULL;
  81 static gdouble global_zoom = 1.0;
  82 static GHashTable *keywords = NULL;
  83 static gboolean language_is_set = FALSE;
  84 static gchar *search_text = NULL;
  85 static gboolean show_all_requests = FALSE;
  86 static gboolean tabbed_automagic = TRUE;
  87
  88
  89 void
  90 adblock(WebKitWebView *web_view, WebKitWebFrame *frame,
  91         WebKitWebResource *resource, WebKitNetworkRequest *request,
  92         WebKitNetworkResponse *response, gpointer data)
  93 {
  94         GSList *it = adblock_patterns;
  95         const gchar *uri;
  96
  97         (void)web_view;
  98         (void)frame;
  99         (void)resource;
 100         (void)response;
 101         (void)data;
 102
 103         uri = webkit_network_request_get_uri(request);
 104         if (show_all_requests)
 105                 fprintf(stderr, "   -> %s\n", uri);
 106
 107         while (it)
 108         {
 109                 if (g_regex_match((GRegex *)(it->data), uri, 0, NULL))
 110                 {
 111                         webkit_network_request_set_uri(request, "about:blank");
 112                         if (show_all_requests)
 113                                 fprintf(stderr, "            BLOCKED!\n");
 114                         return;
 115                 }
 116                 it = g_slist_next(it);
 117         }
 118 }
 119
 120 void
 121 adblock_load(void)
 122 {
 123         GRegex *re = NULL;
 124         GError *err = NULL;
 125         GIOChannel *channel = NULL;
 126         gchar *path = NULL;
 127         gchar *buf = NULL;
 128
 129         path = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock.black",
 130                                 NULL);
 131         channel = g_io_channel_new_file(path, "r", &err);
 132         if (channel != NULL)
 133         {
 134                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 135                        == G_IO_STATUS_NORMAL)
 136                 {
 137                         g_strstrip(buf);
 138                         re = g_regex_new(buf,
 139                                          G_REGEX_CASELESS | G_REGEX_OPTIMIZE,
 140                                          G_REGEX_MATCH_PARTIAL, &err);
 141                         if (err != NULL)
 142                         {
 143                                 fprintf(stderr, __NAME__": Could not compile regex: %s\n", buf);
 144                                 g_error_free(err);
 145                                 err = NULL;
 146                         }
 147                         adblock_patterns = g_slist_append(adblock_patterns, re);
 148
 149                         g_free(buf);
 150                 }
 151         }
 152         g_io_channel_shutdown(channel, FALSE, NULL);
 153         g_free(path);
 154 }
 155
 156 void
 157 client_destroy(GtkWidget *obj, gpointer data)
 158 {
 159         struct Client *c = (struct Client *)data;
 160
 161         (void)obj;
 162         (void)data;
 163
 164         free(c);
 165         clients--;
 166
 167         if (clients == 0)
 168                 gtk_main_quit();
 169 }
 170
 171 gboolean
 172 client_destroy_request(WebKitWebView *web_view, gpointer data)
 173 {
 174         struct Client *c = (struct Client *)data;
 175
 176         (void)web_view;
 177
 178         gtk_widget_destroy(c->win);
 179
 180         return TRUE;
 181 }
 182
 183 WebKitWebView *
 184 client_new(const gchar *uri)
 185 {
 186         struct Client *c;
 187         gchar *f;
 188
 189         if (uri != NULL && cooperative_instances && !cooperative_alone)
 190         {
 191                 write(cooperative_pipe_fp, uri, strlen(uri));
 192                 write(cooperative_pipe_fp, "\n", 1);
 193                 return NULL;
 194         }
 195
 196         c = malloc(sizeof(struct Client));
 197         if (!c)
 198         {
 199                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 200                 exit(EXIT_FAILURE);
 201         }
 202
 203         c->win = NULL;
 204         if (embed != 0)
 205         {
 206                 c->win = gtk_plug_new(embed);
 207                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 208                 {
 209                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 210                         gtk_widget_destroy(c->win);
 211                         c->win = NULL;
 212                         embed = 0;
 213                 }
 214         }
 215
 216         if (c->win == NULL)
 217         {
 218                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 219                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 220         }
 221
 222         /* When using Gtk2, it only shows a white area when run in suckless'
 223          * tabbed. It appears we need to set a default window size for this
 224          * to work. This is not needed when using Gtk3. */
 225         gtk_window_set_default_size(GTK_WINDOW(c->win), 1024, 768);
 226
 227         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 228         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 229
 230         c->web_view = webkit_web_view_new();
 231
 232         /* XXX I really do want to enable this option. However, I get
 233          * reproducable crashes with it enabled. I've seen bug reports from
 234          * 2010 about this... WebKit crashes in libpixman, so maybe it's not
 235          * a WebKit issue.
 236          * Yeah, well. I'll turn it off for now. */
 237         /*webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(c->web_view), TRUE);*/
 238
 239         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), global_zoom);
 240         g_signal_connect(G_OBJECT(c->web_view), "notify::title",
 241                          G_CALLBACK(changed_title), c);
 242         g_signal_connect(G_OBJECT(c->web_view), "notify::uri",
 243                          G_CALLBACK(changed_uri), c);
 244         g_signal_connect(G_OBJECT(c->web_view), "notify::progress",
 245                          G_CALLBACK(changed_load_progress), c);
 246         g_signal_connect(G_OBJECT(c->web_view), "create-web-view",
 247                          G_CALLBACK(client_new_request), NULL);
 248         g_signal_connect(G_OBJECT(c->web_view), "close-web-view",
 249                          G_CALLBACK(client_destroy_request), c);
 250         g_signal_connect(G_OBJECT(c->web_view),
 251                          "mime-type-policy-decision-requested",
 252                          G_CALLBACK(download_request), NULL);
 253         g_signal_connect(G_OBJECT(c->web_view), "download-requested",
 254                          G_CALLBACK(download_handle), c);
 255         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 256                          G_CALLBACK(key_web_view), c);
 257         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 258                          G_CALLBACK(key_web_view), c);
 259         g_signal_connect(G_OBJECT(c->web_view), "hovering-over-link",
 260                          G_CALLBACK(hover_web_view), c);
 261         g_signal_connect(G_OBJECT(c->web_view), "resource-request-starting",
 262                          G_CALLBACK(adblock), NULL);
 263
 264         if (!language_is_set)
 265         {
 266                 g_object_set(webkit_get_default_session(), "accept-language",
 267                              accepted_language, NULL);
 268                 language_is_set = TRUE;
 269         }
 270
 271         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 272
 273         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 274
 275         c->location = gtk_entry_new();
 276         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 277                          G_CALLBACK(key_location), c);
 278
 279         c->progress = gtk_progress_bar_new();
 280         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 281
 282         c->status = gtk_progress_bar_new();
 283         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 284         gtk_widget_set_size_request(c->status, 20, -1);
 285
 286         c->top_box = gtk_hbox_new(FALSE, 0);
 287         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 288         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 289         gtk_box_pack_end(GTK_BOX(c->top_box), c->progress, FALSE, TRUE, 2);
 290
 291         c->vbox = gtk_vbox_new(FALSE, 0);
 292         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 293         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 294
 295         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 296
 297         gtk_widget_grab_focus(c->web_view);
 298         gtk_widget_show_all(c->win);
 299
 300         if (uri != NULL)
 301         {
 302                 f = ensure_url_scheme(uri);
 303                 if (show_all_requests)
 304                         fprintf(stderr, "====> %s\n", uri);
 305                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 306                 g_free(f);
 307         }
 308
 309         clients++;
 310
 311         return WEBKIT_WEB_VIEW(c->web_view);
 312 }
 313
 314 WebKitWebView *
 315 client_new_request(WebKitWebView *web_view, WebKitWebFrame *frame, gpointer data)
 316 {
 317         (void)web_view;
 318         (void)frame;
 319         (void)data;
 320
 321         return client_new(NULL);
 322 }
 323
 324 void
 325 cooperation_setup(void)
 326 {
 327         GIOChannel *towatch;
 328         gchar *fifopath;
 329
 330         fifopath = g_build_filename(g_get_user_runtime_dir(), __NAME__".fifo", NULL);
 331
 332         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 333                 mkfifo(fifopath, 0600);
 334
 335         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 336         if (!cooperative_pipe_fp)
 337         {
 338                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 339         }
 340         else
 341         {
 342                 if (write(cooperative_pipe_fp, "", 0) == -1)
 343                 {
 344                         /* Could not do an empty write to the FIFO which means there's
 345                          * no one listening. */
 346                         close(cooperative_pipe_fp);
 347                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 348                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 349                 }
 350                 else
 351                         cooperative_alone = FALSE;
 352         }
 353
 354         g_free(fifopath);
 355 }
 356
 357 void
 358 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 359 {
 360         struct Client *c = (struct Client *)data;
 361         gdouble p;
 362
 363         (void)obj;
 364         (void)pspec;
 365
 366         p = webkit_web_view_get_progress(WEBKIT_WEB_VIEW(c->web_view));
 367         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), p);
 368 }
 369
 370 void
 371 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 372 {
 373         const gchar *t;
 374         struct Client *c = (struct Client *)data;
 375
 376         (void)obj;
 377         (void)pspec;
 378
 379         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 380         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 381 }
 382
 383 void
 384 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 385 {
 386         const gchar *t;
 387         struct Client *c = (struct Client *)data;
 388
 389         (void)obj;
 390         (void)pspec;
 391
 392         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 393         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 394 }
 395
 396 gboolean
 397 download_handle(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
 398 {
 399         struct Client *c = (struct Client *)data;
 400         gchar *path, *path2 = NULL, *uri;
 401         GtkToolItem *tb;
 402         gboolean ret;
 403         int suffix = 1;
 404
 405         (void)web_view;
 406         (void)data;
 407
 408         path = g_build_filename(download_dir,
 409                                 webkit_download_get_suggested_filename(download),
 410                                 NULL);
 411         path2 = g_strdup(path);
 412         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 413         {
 414                 g_free(path2);
 415
 416                 path2 = g_strdup_printf("%s.%d", path, suffix);
 417                 suffix++;
 418         }
 419
 420         if (suffix == 1000)
 421         {
 422                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 423                 ret = FALSE;
 424         }
 425         else
 426         {
 427                 uri = g_filename_to_uri(path2, NULL, NULL);
 428                 webkit_download_set_destination_uri(download, uri);
 429                 ret = TRUE;
 430                 g_free(uri);
 431
 432                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 1);
 433                 downloads_indicated++;
 434                 g_timeout_add(500, download_reset_indicator, c);
 435
 436                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 437                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb),
 438                                           webkit_download_get_suggested_filename(download));
 439                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 440                 gtk_widget_show_all(dm.toolbar);
 441
 442                 g_signal_connect(G_OBJECT(download), "notify::progress",
 443                                  G_CALLBACK(downloadmanager_progress), tb);
 444
 445                 g_object_ref(download);
 446                 g_signal_connect(G_OBJECT(tb), "clicked",
 447                                  G_CALLBACK(downloadmanager_cancel), download);
 448         }
 449
 450         g_free(path);
 451         g_free(path2);
 452
 453         return ret;
 454 }
 455
 456 gboolean
 457 download_reset_indicator(gpointer data)
 458 {
 459         struct Client *c = (struct Client *)data;
 460
 461         downloads_indicated--;
 462         if (downloads_indicated == 0)
 463                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 464
 465         return FALSE;
 466 }
 467
 468 gboolean
 469 download_request(WebKitWebView *web_view, WebKitWebFrame *frame,
 470                  WebKitNetworkRequest *request, gchar *mime_type,
 471                  WebKitWebPolicyDecision *policy_decision, gpointer data)
 472 {
 473         (void)frame;
 474         (void)request;
 475         (void)data;
 476
 477         if (!webkit_web_view_can_show_mime_type(web_view, mime_type))
 478         {
 479                 webkit_web_policy_decision_download(policy_decision);
 480                 return TRUE;
 481         }
 482         return FALSE;
 483 }
 484
 485 void
 486 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 487 {
 488         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 489
 490         webkit_download_cancel(download);
 491         g_object_unref(download);
 492
 493         gtk_widget_destroy(GTK_WIDGET(tb));
 494 }
 495
 496 void
 497 downloadmanager_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 498 {
 499         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 500         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 501         gdouble p;
 502         gchar *t;
 503
 504         (void)pspec;
 505
 506         p = webkit_download_get_progress(download) * 100;
 507         t = g_strdup_printf("%s (%.0f%%)",
 508                             webkit_download_get_suggested_filename(download),
 509                                                 p);
 510         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 511         g_free(t);
 512 }
 513
 514 void
 515 downloadmanager_setup(void)
 516 {
 517         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 518         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 519         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 520         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 521         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 522                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 523         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 524                          G_CALLBACK(key_downloadmanager), NULL);
 525
 526         dm.toolbar = gtk_toolbar_new();
 527         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 528                                        GTK_ORIENTATION_VERTICAL);
 529         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 530         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 531
 532         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 533         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 534                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 535         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 536                                               dm.toolbar);
 537
 538         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 539 }
 540
 541 gchar *
 542 ensure_url_scheme(const gchar *t)
 543 {
 544         gchar *f;
 545
 546         f = g_ascii_strdown(t, -1);
 547         if (!g_str_has_prefix(f, "http:") &&
 548             !g_str_has_prefix(f, "https:") &&
 549             !g_str_has_prefix(f, "file:") &&
 550             !g_str_has_prefix(f, "about:"))
 551         {
 552                 g_free(f);
 553                 f = g_strdup_printf("http://%s", t);
 554                 return f;
 555         }
 556         else
 557                 return g_strdup(t);
 558 }
 559
 560 void
 561 grab_environment_configuration(void)
 562 {
 563         const gchar *e;
 564
 565         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 566         if (e != NULL)
 567                 accepted_language = g_strdup(e);
 568
 569         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 570         if (e != NULL)
 571                 download_dir = g_strdup(e);
 572
 573         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 574         if (e != NULL)
 575                 global_zoom = atof(e);
 576 }
 577
 578 void
 579 hover_web_view(WebKitWebView *web_view, gchar *title, gchar *uri, gpointer data)
 580 {
 581         struct Client *c = (struct Client *)data;
 582
 583         (void)web_view;
 584         (void)title;
 585
 586         if (!gtk_widget_is_focus(c->location))
 587         {
 588                 if (uri == NULL)
 589                         gtk_entry_set_text(GTK_ENTRY(c->location),
 590                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 591                 else
 592                         gtk_entry_set_text(GTK_ENTRY(c->location), uri);
 593         }
 594 }
 595
 596 gboolean
 597 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 598 {
 599         (void)widget;
 600         (void)data;
 601
 602         if (event->type == GDK_KEY_PRESS)
 603         {
 604                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 605                 {
 606                         switch (((GdkEventKey *)event)->keyval)
 607                         {
 608                                 case GDK_KEY_q:  /* close window (left hand) */
 609                                         gtk_widget_hide(dm.win);
 610                                         return TRUE;
 611                         }
 612                 }
 613         }
 614
 615         return FALSE;
 616 }
 617
 618 gboolean
 619 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 620 {
 621         struct Client *c = (struct Client *)data;
 622         const gchar *t;
 623         gchar *f;
 624
 625         (void)widget;
 626
 627         if (event->type == GDK_KEY_PRESS)
 628         {
 629                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 630                 {
 631                         switch (((GdkEventKey *)event)->keyval)
 632                         {
 633                                 case GDK_KEY_q:  /* close window (left hand) */
 634                                         gtk_widget_destroy(c->win);
 635                                         return TRUE;
 636                                 case GDK_KEY_d:  /* download manager (left hand) */
 637                                         gtk_widget_show_all(dm.win);
 638                                         return TRUE;
 639                                 case GDK_KEY_r:  /* reload (left hand) */
 640                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 641                                                                             c->web_view));
 642                                         return TRUE;
 643                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 644                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 645                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 646                                         return TRUE;
 647                         }
 648                 }
 649                 else
 650                 {
 651                         switch (((GdkEventKey *)event)->keyval)
 652                         {
 653                                 case GDK_KEY_Return:
 654                                         gtk_widget_grab_focus(c->web_view);
 655                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 656                                         if (t != NULL && t[0] == '/')
 657                                         {
 658                                                 if (search_text != NULL)
 659                                                         g_free(search_text);
 660                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 661                                                 search(c, 1);
 662                                         }
 663                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 664                                         {
 665                                                 f = ensure_url_scheme(t);
 666                                                 if (show_all_requests)
 667                                                         fprintf(stderr, "====> %s\n", f);
 668                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 669                                                 g_free(f);
 670                                         }
 671                                         return TRUE;
 672                                 case GDK_KEY_Escape:
 673                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 674                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 675                                                            (t == NULL ? __NAME__ : t));
 676                                         return TRUE;
 677                         }
 678                 }
 679         }
 680
 681         return FALSE;
 682 }
 683
 684 gboolean
 685 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 686 {
 687         struct Client *c = (struct Client *)data;
 688         WebKitHitTestResultContext ht_context;
 689         WebKitHitTestResult *ht_result = NULL;
 690         gchar *ht_uri = NULL, *f;
 691
 692         (void)widget;
 693
 694         if (event->type == GDK_KEY_PRESS)
 695         {
 696                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 697                 {
 698                         switch (((GdkEventKey *)event)->keyval)
 699                         {
 700                                 case GDK_KEY_q:  /* close window (left hand) */
 701                                         gtk_widget_destroy(c->win);
 702                                         return TRUE;
 703                                 case GDK_KEY_w:  /* home (left hand) */
 704                                         f = ensure_url_scheme(first_uri);
 705                                         if (show_all_requests)
 706                                                 fprintf(stderr, "====> %s\n", f);
 707                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 708                                         g_free(f);
 709                                         return TRUE;
 710                                 case GDK_KEY_e:  /* new tab (left hand) */
 711                                         f = ensure_url_scheme(first_uri);
 712                                         if (show_all_requests)
 713                                                 fprintf(stderr, "====> %s\n", f);
 714                                         client_new(f);
 715                                         g_free(f);
 716                                         return TRUE;
 717                                 case GDK_KEY_r:  /* reload (left hand) */
 718                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 719                                                                             c->web_view));
 720                                         return TRUE;
 721                                 case GDK_KEY_d:  /* download manager (left hand) */
 722                                         gtk_widget_show_all(dm.win);
 723                                         return TRUE;
 724                                 case GDK_KEY_2:  /* search forward (left hand) */
 725                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 726                                         search(c, 1);
 727                                         return TRUE;
 728                                 case GDK_KEY_3:  /* search backward (left hand) */
 729                                         search(c, -1);
 730                                         return TRUE;
 731                                 case GDK_KEY_l:  /* location (BOTH hands) */
 732                                         gtk_widget_grab_focus(c->location);
 733                                         return TRUE;
 734                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 735                                         gtk_widget_grab_focus(c->location);
 736                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 737                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 738                                         return TRUE;
 739                         }
 740                 }
 741                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 742                 {
 743                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 744                         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 745                 }
 746         }
 747         else if (event->type == GDK_BUTTON_PRESS)
 748         {
 749                 switch (((GdkEventButton *)event)->button)
 750                 {
 751                         case 2:
 752                                 ht_result = webkit_web_view_get_hit_test_result(
 753                                                                    WEBKIT_WEB_VIEW(c->web_view),
 754                                                                        (GdkEventButton *)event);
 755                                 g_object_get(ht_result, "context", &ht_context, NULL);
 756                                 if (ht_context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
 757                                 {
 758                                         g_object_get(ht_result, "link-uri", &ht_uri, NULL);
 759                                         client_new(ht_uri);
 760                                         g_object_unref(ht_result);
 761                                         return TRUE;
 762                                 }
 763                                 g_object_unref(ht_result);
 764                                 return FALSE;
 765                         case 8:
 766                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 767                                 return TRUE;
 768                         case 9:
 769                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 770                                 return TRUE;
 771                 }
 772         }
 773
 774         return FALSE;
 775 }
 776
 777 void
 778 keywords_load(void)
 779 {
 780         GError *err = NULL;
 781         GIOChannel *channel = NULL;
 782         gchar *path = NULL;
 783         gchar *buf = NULL;
 784         gchar **tokens = NULL;
 785
 786         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 787
 788         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 789                                 NULL);
 790         channel = g_io_channel_new_file(path, "r", &err);
 791         if (channel != NULL)
 792         {
 793                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 794                        == G_IO_STATUS_NORMAL)
 795                 {
 796                         g_strstrip(buf);
 797                         if (buf[0] != '#')
 798                         {
 799                                 tokens = g_strsplit(buf, " ", 2);
 800                                 if (tokens[0] != NULL && tokens[1] != NULL)
 801                                         g_hash_table_insert(keywords, tokens[0], tokens[1]);
 802                                 else
 803                                         g_strfreev(tokens);
 804                         }
 805                         g_free(buf);
 806                 }
 807         }
 808         g_io_channel_shutdown(channel, FALSE, NULL);
 809         g_free(path);
 810 }
 811
 812 gboolean
 813 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 814 {
 815         gboolean ret = FALSE;
 816         gchar **tokens = NULL;
 817         gchar *val = NULL;
 818         gchar *uri = NULL;
 819
 820         tokens = g_strsplit(t, " ", 2);
 821         if (tokens[0] != NULL && tokens[1] != NULL)
 822         {
 823                 val = g_hash_table_lookup(keywords, tokens[0]);
 824                 if (val != NULL)
 825                 {
 826                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 827                         if (show_all_requests)
 828                                 fprintf(stderr, "====> %s\n", uri);
 829                         webkit_web_view_load_uri(web_view, uri);
 830                         g_free(uri);
 831                         ret = TRUE;
 832                 }
 833         }
 834         g_strfreev(tokens);
 835
 836         return ret;
 837 }
 838
 839 gboolean
 840 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 841 {
 842         gchar *uri = NULL;
 843
 844         (void)condition;
 845         (void)data;
 846
 847         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 848         if (uri)
 849         {
 850                 g_strstrip(uri);
 851                 client_new(uri);
 852                 g_free(uri);
 853         }
 854         return TRUE;
 855 }
 856
 857 void
 858 search(gpointer data, gint direction)
 859 {
 860         struct Client *c = (struct Client *)data;
 861
 862         if (search_text == NULL)
 863                 return;
 864
 865         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 866                                     FALSE, direction == 1, TRUE);
 867 }
 868
 869 Window
 870 tabbed_launch(void)
 871 {
 872         gint tabbed_stdout;
 873         GIOChannel *tabbed_stdout_channel;
 874         GError *err = NULL;
 875         gchar *output = NULL;
 876         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 877         Window plug_into;
 878
 879         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 880                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 881                                       &err))
 882         {
 883                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 884                 g_error_free(err);
 885                 return 0;
 886         }
 887
 888         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 889         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 890         if (output == NULL)
 891         {
 892                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 893                 return 0;
 894         }
 895
 896         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 897
 898         g_strstrip(output);
 899         plug_into = strtol(output, NULL, 16);
 900         g_free(output);
 901         return plug_into;
 902 }
 903
 904 void
 905 usage(void)
 906 {
 907         fprintf(stderr, "Usage: "__NAME__" [OPTION]... <URI>...\n");
 908         exit(EXIT_FAILURE);
 909 }
 910
 911
 912 int
 913 main(int argc, char **argv)
 914 {
 915         int opt, i;
 916
 917         gtk_init(&argc, &argv);
 918
 919         grab_environment_configuration();
 920
 921         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 922         {
 923                 switch (opt)
 924                 {
 925                         case 'e':
 926                                 embed = atol(optarg);
 927                                 tabbed_automagic = FALSE;
 928                                 break;
 929                         case 'r':
 930                                 show_all_requests = TRUE;
 931                                 break;
 932                         case 'C':
 933                                 cooperative_instances = FALSE;
 934                                 break;
 935                         case 'T':
 936                                 tabbed_automagic = FALSE;
 937                                 break;
 938                         default:
 939                                 usage();
 940                 }
 941         }
 942
 943         if (optind >= argc)
 944                 usage();
 945
 946         adblock_load();
 947         keywords_load();
 948         cooperation_setup();
 949         downloadmanager_setup();
 950
 951         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 952                 embed = tabbed_launch();
 953
 954         first_uri = g_strdup(argv[optind]);
 955         for (i = optind; i < argc; i++)
 956                 client_new(argv[i]);
 957         if (!cooperative_instances || cooperative_alone)
 958                 gtk_main();
 959         exit(EXIT_SUCCESS);
 960 }