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, *buf = NULL;
 127
 128         path = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock.black",
 129                                 NULL);
 130         channel = g_io_channel_new_file(path, "r", &err);
 131         if (channel != NULL)
 132         {
 133                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 134                        == G_IO_STATUS_NORMAL)
 135                 {
 136                         g_strstrip(buf);
 137                         re = g_regex_new(buf,
 138                                          G_REGEX_CASELESS | G_REGEX_OPTIMIZE,
 139                                          G_REGEX_MATCH_PARTIAL, &err);
 140                         if (err != NULL)
 141                         {
 142                                 fprintf(stderr, __NAME__": Could not compile regex: %s\n", buf);
 143                                 g_error_free(err);
 144                                 err = NULL;
 145                         }
 146                         adblock_patterns = g_slist_append(adblock_patterns, re);
 147
 148                         g_free(buf);
 149                 }
 150         }
 151         g_io_channel_shutdown(channel, FALSE, NULL);
 152         g_free(path);
 153 }
 154
 155 void
 156 client_destroy(GtkWidget *obj, gpointer data)
 157 {
 158         struct Client *c = (struct Client *)data;
 159
 160         (void)obj;
 161         (void)data;
 162
 163         free(c);
 164         clients--;
 165
 166         if (clients == 0)
 167                 gtk_main_quit();
 168 }
 169
 170 gboolean
 171 client_destroy_request(WebKitWebView *web_view, gpointer data)
 172 {
 173         struct Client *c = (struct Client *)data;
 174
 175         (void)web_view;
 176
 177         gtk_widget_destroy(c->win);
 178
 179         return TRUE;
 180 }
 181
 182 WebKitWebView *
 183 client_new(const gchar *uri)
 184 {
 185         struct Client *c;
 186         gchar *f;
 187
 188         if (uri != NULL && cooperative_instances && !cooperative_alone)
 189         {
 190                 write(cooperative_pipe_fp, uri, strlen(uri));
 191                 write(cooperative_pipe_fp, "\n", 1);
 192                 return NULL;
 193         }
 194
 195         c = malloc(sizeof(struct Client));
 196         if (!c)
 197         {
 198                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 199                 exit(EXIT_FAILURE);
 200         }
 201
 202         c->win = NULL;
 203         if (embed != 0)
 204         {
 205                 c->win = gtk_plug_new(embed);
 206                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 207                 {
 208                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 209                         gtk_widget_destroy(c->win);
 210                         c->win = NULL;
 211                         embed = 0;
 212                 }
 213         }
 214
 215         if (c->win == NULL)
 216         {
 217                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 218                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 219         }
 220
 221         /* When using Gtk2, it only shows a white area when run in suckless'
 222          * tabbed. It appears we need to set a default window size for this
 223          * to work. This is not needed when using Gtk3. */
 224         gtk_window_set_default_size(GTK_WINDOW(c->win), 1024, 768);
 225
 226         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 227         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 228
 229         c->web_view = webkit_web_view_new();
 230
 231         /* XXX I really do want to enable this option. However, I get
 232          * reproducable crashes with it enabled. I've seen bug reports from
 233          * 2010 about this... WebKit crashes in libpixman, so maybe it's not
 234          * a WebKit issue.
 235          * Yeah, well. I'll turn it off for now. */
 236         /*webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(c->web_view), TRUE);*/
 237
 238         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), global_zoom);
 239         g_signal_connect(G_OBJECT(c->web_view), "notify::title",
 240                          G_CALLBACK(changed_title), c);
 241         g_signal_connect(G_OBJECT(c->web_view), "notify::uri",
 242                          G_CALLBACK(changed_uri), c);
 243         g_signal_connect(G_OBJECT(c->web_view), "notify::progress",
 244                          G_CALLBACK(changed_load_progress), c);
 245         g_signal_connect(G_OBJECT(c->web_view), "create-web-view",
 246                          G_CALLBACK(client_new_request), NULL);
 247         g_signal_connect(G_OBJECT(c->web_view), "close-web-view",
 248                          G_CALLBACK(client_destroy_request), c);
 249         g_signal_connect(G_OBJECT(c->web_view),
 250                          "mime-type-policy-decision-requested",
 251                          G_CALLBACK(download_request), NULL);
 252         g_signal_connect(G_OBJECT(c->web_view), "download-requested",
 253                          G_CALLBACK(download_handle), c);
 254         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 255                          G_CALLBACK(key_web_view), c);
 256         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 257                          G_CALLBACK(key_web_view), c);
 258         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 259                          G_CALLBACK(key_web_view), c);
 260         g_signal_connect(G_OBJECT(c->web_view), "hovering-over-link",
 261                          G_CALLBACK(hover_web_view), c);
 262         g_signal_connect(G_OBJECT(c->web_view), "resource-request-starting",
 263                          G_CALLBACK(adblock), NULL);
 264
 265         if (!language_is_set)
 266         {
 267                 g_object_set(webkit_get_default_session(), "accept-language",
 268                              accepted_language, NULL);
 269                 language_is_set = TRUE;
 270         }
 271
 272         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 273
 274         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 275
 276         c->location = gtk_entry_new();
 277         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 278                          G_CALLBACK(key_location), c);
 279
 280         c->progress = gtk_progress_bar_new();
 281         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 282
 283         c->status = gtk_progress_bar_new();
 284         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 285         gtk_widget_set_size_request(c->status, 20, -1);
 286
 287         c->top_box = gtk_hbox_new(FALSE, 0);
 288         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 289         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 290         gtk_box_pack_end(GTK_BOX(c->top_box), c->progress, FALSE, TRUE, 2);
 291
 292         c->vbox = gtk_vbox_new(FALSE, 0);
 293         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 294         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 295
 296         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 297
 298         gtk_widget_grab_focus(c->web_view);
 299         gtk_widget_show_all(c->win);
 300
 301         if (uri != NULL)
 302         {
 303                 f = ensure_url_scheme(uri);
 304                 if (show_all_requests)
 305                         fprintf(stderr, "====> %s\n", uri);
 306                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 307                 g_free(f);
 308         }
 309
 310         clients++;
 311
 312         return WEBKIT_WEB_VIEW(c->web_view);
 313 }
 314
 315 WebKitWebView *
 316 client_new_request(WebKitWebView *web_view, WebKitWebFrame *frame, gpointer data)
 317 {
 318         (void)web_view;
 319         (void)frame;
 320         (void)data;
 321
 322         return client_new(NULL);
 323 }
 324
 325 void
 326 cooperation_setup(void)
 327 {
 328         GIOChannel *towatch;
 329         const gchar *e;
 330         gchar *fifofilename, *fifopath;
 331
 332         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 333         if (e != NULL)
 334                 fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", e);
 335         else
 336                 fifofilename = g_strdup(__NAME__".fifo");
 337         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 338         g_free(fifofilename);
 339
 340         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 341                 mkfifo(fifopath, 0600);
 342
 343         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 344         if (!cooperative_pipe_fp)
 345         {
 346                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 347         }
 348         else
 349         {
 350                 if (write(cooperative_pipe_fp, "", 0) == -1)
 351                 {
 352                         /* Could not do an empty write to the FIFO which means there's
 353                          * no one listening. */
 354                         close(cooperative_pipe_fp);
 355                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 356                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 357                 }
 358                 else
 359                         cooperative_alone = FALSE;
 360         }
 361
 362         g_free(fifopath);
 363 }
 364
 365 void
 366 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 367 {
 368         struct Client *c = (struct Client *)data;
 369         gdouble p;
 370
 371         (void)obj;
 372         (void)pspec;
 373
 374         p = webkit_web_view_get_progress(WEBKIT_WEB_VIEW(c->web_view));
 375         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), p);
 376 }
 377
 378 void
 379 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 380 {
 381         const gchar *t;
 382         struct Client *c = (struct Client *)data;
 383
 384         (void)obj;
 385         (void)pspec;
 386
 387         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 388         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 389 }
 390
 391 void
 392 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 393 {
 394         const gchar *t;
 395         struct Client *c = (struct Client *)data;
 396
 397         (void)obj;
 398         (void)pspec;
 399
 400         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 401         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 402 }
 403
 404 gboolean
 405 download_handle(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
 406 {
 407         struct Client *c = (struct Client *)data;
 408         gchar *path, *path2 = NULL, *uri;
 409         GtkToolItem *tb;
 410         gboolean ret;
 411         int suffix = 1;
 412
 413         (void)web_view;
 414         (void)data;
 415
 416         path = g_build_filename(download_dir,
 417                                 webkit_download_get_suggested_filename(download),
 418                                 NULL);
 419         path2 = g_strdup(path);
 420         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 421         {
 422                 g_free(path2);
 423
 424                 path2 = g_strdup_printf("%s.%d", path, suffix);
 425                 suffix++;
 426         }
 427
 428         if (suffix == 1000)
 429         {
 430                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 431                 ret = FALSE;
 432         }
 433         else
 434         {
 435                 uri = g_filename_to_uri(path2, NULL, NULL);
 436                 webkit_download_set_destination_uri(download, uri);
 437                 ret = TRUE;
 438                 g_free(uri);
 439
 440                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 1);
 441                 downloads_indicated++;
 442                 g_timeout_add(500, download_reset_indicator, c);
 443
 444                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 445                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb),
 446                                           webkit_download_get_suggested_filename(download));
 447                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 448                 gtk_widget_show_all(dm.toolbar);
 449
 450                 g_signal_connect(G_OBJECT(download), "notify::progress",
 451                                  G_CALLBACK(downloadmanager_progress), tb);
 452
 453                 g_object_ref(download);
 454                 g_signal_connect(G_OBJECT(tb), "clicked",
 455                                  G_CALLBACK(downloadmanager_cancel), download);
 456         }
 457
 458         g_free(path);
 459         g_free(path2);
 460
 461         return ret;
 462 }
 463
 464 gboolean
 465 download_reset_indicator(gpointer data)
 466 {
 467         struct Client *c = (struct Client *)data;
 468
 469         downloads_indicated--;
 470         if (downloads_indicated == 0)
 471                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 472
 473         return FALSE;
 474 }
 475
 476 gboolean
 477 download_request(WebKitWebView *web_view, WebKitWebFrame *frame,
 478                  WebKitNetworkRequest *request, gchar *mime_type,
 479                  WebKitWebPolicyDecision *policy_decision, gpointer data)
 480 {
 481         (void)frame;
 482         (void)request;
 483         (void)data;
 484
 485         if (!webkit_web_view_can_show_mime_type(web_view, mime_type))
 486         {
 487                 webkit_web_policy_decision_download(policy_decision);
 488                 return TRUE;
 489         }
 490         return FALSE;
 491 }
 492
 493 void
 494 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 495 {
 496         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 497
 498         webkit_download_cancel(download);
 499         g_object_unref(download);
 500
 501         gtk_widget_destroy(GTK_WIDGET(tb));
 502 }
 503
 504 void
 505 downloadmanager_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 506 {
 507         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 508         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 509         gdouble p;
 510         gchar *t;
 511
 512         (void)pspec;
 513
 514         p = webkit_download_get_progress(download) * 100;
 515         t = g_strdup_printf("%s (%.0f%%)",
 516                             webkit_download_get_suggested_filename(download),
 517                                                 p);
 518         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 519         g_free(t);
 520 }
 521
 522 void
 523 downloadmanager_setup(void)
 524 {
 525         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 526         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 527         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 528         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 529         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 530                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 531         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 532                          G_CALLBACK(key_downloadmanager), NULL);
 533
 534         dm.toolbar = gtk_toolbar_new();
 535         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 536                                        GTK_ORIENTATION_VERTICAL);
 537         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 538         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 539
 540         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 541         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 542                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 543         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 544                                               dm.toolbar);
 545
 546         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 547 }
 548
 549 gchar *
 550 ensure_url_scheme(const gchar *t)
 551 {
 552         gchar *f;
 553
 554         f = g_ascii_strdown(t, -1);
 555         if (!g_str_has_prefix(f, "http:") &&
 556             !g_str_has_prefix(f, "https:") &&
 557             !g_str_has_prefix(f, "file:") &&
 558             !g_str_has_prefix(f, "about:"))
 559         {
 560                 g_free(f);
 561                 f = g_strdup_printf("http://%s", t);
 562                 return f;
 563         }
 564         else
 565                 return g_strdup(t);
 566 }
 567
 568 void
 569 grab_environment_configuration(void)
 570 {
 571         const gchar *e;
 572
 573         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 574         if (e != NULL)
 575                 accepted_language = g_strdup(e);
 576
 577         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 578         if (e != NULL)
 579                 download_dir = g_strdup(e);
 580
 581         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 582         if (e != NULL)
 583                 global_zoom = atof(e);
 584 }
 585
 586 void
 587 hover_web_view(WebKitWebView *web_view, gchar *title, gchar *uri, gpointer data)
 588 {
 589         struct Client *c = (struct Client *)data;
 590
 591         (void)web_view;
 592         (void)title;
 593
 594         if (!gtk_widget_is_focus(c->location))
 595         {
 596                 if (uri == NULL)
 597                         gtk_entry_set_text(GTK_ENTRY(c->location),
 598                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 599                 else
 600                         gtk_entry_set_text(GTK_ENTRY(c->location), uri);
 601         }
 602 }
 603
 604 gboolean
 605 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 606 {
 607         (void)widget;
 608         (void)data;
 609
 610         if (event->type == GDK_KEY_PRESS)
 611         {
 612                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 613                 {
 614                         switch (((GdkEventKey *)event)->keyval)
 615                         {
 616                                 case GDK_KEY_q:  /* close window (left hand) */
 617                                         gtk_widget_hide(dm.win);
 618                                         return TRUE;
 619                         }
 620                 }
 621         }
 622
 623         return FALSE;
 624 }
 625
 626 gboolean
 627 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 628 {
 629         struct Client *c = (struct Client *)data;
 630         const gchar *t;
 631         gchar *f;
 632
 633         (void)widget;
 634
 635         if (event->type == GDK_KEY_PRESS)
 636         {
 637                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 638                 {
 639                         switch (((GdkEventKey *)event)->keyval)
 640                         {
 641                                 case GDK_KEY_q:  /* close window (left hand) */
 642                                         gtk_widget_destroy(c->win);
 643                                         return TRUE;
 644                                 case GDK_KEY_d:  /* download manager (left hand) */
 645                                         gtk_widget_show_all(dm.win);
 646                                         return TRUE;
 647                                 case GDK_KEY_r:  /* reload (left hand) */
 648                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 649                                                                             c->web_view));
 650                                         return TRUE;
 651                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 652                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 653                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 654                                         return TRUE;
 655                         }
 656                 }
 657                 else
 658                 {
 659                         switch (((GdkEventKey *)event)->keyval)
 660                         {
 661                                 case GDK_KEY_Return:
 662                                         gtk_widget_grab_focus(c->web_view);
 663                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 664                                         if (t != NULL && t[0] == '/')
 665                                         {
 666                                                 if (search_text != NULL)
 667                                                         g_free(search_text);
 668                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 669                                                 search(c, 1);
 670                                         }
 671                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 672                                         {
 673                                                 f = ensure_url_scheme(t);
 674                                                 if (show_all_requests)
 675                                                         fprintf(stderr, "====> %s\n", f);
 676                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 677                                                 g_free(f);
 678                                         }
 679                                         return TRUE;
 680                                 case GDK_KEY_Escape:
 681                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 682                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 683                                                            (t == NULL ? __NAME__ : t));
 684                                         return TRUE;
 685                         }
 686                 }
 687         }
 688
 689         return FALSE;
 690 }
 691
 692 gboolean
 693 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 694 {
 695         struct Client *c = (struct Client *)data;
 696         WebKitHitTestResultContext ht_context;
 697         WebKitHitTestResult *ht_result = NULL;
 698         gchar *ht_uri = NULL, *f;
 699         gfloat z;
 700
 701         (void)widget;
 702
 703         if (event->type == GDK_KEY_PRESS)
 704         {
 705                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 706                 {
 707                         switch (((GdkEventKey *)event)->keyval)
 708                         {
 709                                 case GDK_KEY_q:  /* close window (left hand) */
 710                                         gtk_widget_destroy(c->win);
 711                                         return TRUE;
 712                                 case GDK_KEY_w:  /* home (left hand) */
 713                                         f = ensure_url_scheme(first_uri);
 714                                         if (show_all_requests)
 715                                                 fprintf(stderr, "====> %s\n", f);
 716                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 717                                         g_free(f);
 718                                         return TRUE;
 719                                 case GDK_KEY_e:  /* new tab (left hand) */
 720                                         f = ensure_url_scheme(first_uri);
 721                                         if (show_all_requests)
 722                                                 fprintf(stderr, "====> %s\n", f);
 723                                         client_new(f);
 724                                         g_free(f);
 725                                         return TRUE;
 726                                 case GDK_KEY_r:  /* reload (left hand) */
 727                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 728                                                                             c->web_view));
 729                                         return TRUE;
 730                                 case GDK_KEY_d:  /* download manager (left hand) */
 731                                         gtk_widget_show_all(dm.win);
 732                                         return TRUE;
 733                                 case GDK_KEY_2:  /* search forward (left hand) */
 734                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 735                                         search(c, 1);
 736                                         return TRUE;
 737                                 case GDK_KEY_3:  /* search backward (left hand) */
 738                                         search(c, -1);
 739                                         return TRUE;
 740                                 case GDK_KEY_l:  /* location (BOTH hands) */
 741                                         gtk_widget_grab_focus(c->location);
 742                                         return TRUE;
 743                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 744                                         gtk_widget_grab_focus(c->location);
 745                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 746                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 747                                         return TRUE;
 748                         }
 749                 }
 750                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 751                 {
 752                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 753                         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 754                 }
 755         }
 756         else if (event->type == GDK_BUTTON_PRESS)
 757         {
 758                 switch (((GdkEventButton *)event)->button)
 759                 {
 760                         case 2:
 761                                 ht_result = webkit_web_view_get_hit_test_result(
 762                                                                    WEBKIT_WEB_VIEW(c->web_view),
 763                                                                        (GdkEventButton *)event);
 764                                 g_object_get(ht_result, "context", &ht_context, NULL);
 765                                 if (ht_context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
 766                                 {
 767                                         g_object_get(ht_result, "link-uri", &ht_uri, NULL);
 768                                         client_new(ht_uri);
 769                                         g_object_unref(ht_result);
 770                                         return TRUE;
 771                                 }
 772                                 g_object_unref(ht_result);
 773                                 break;
 774                         case 8:
 775                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 776                                 return TRUE;
 777                         case 9:
 778                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 779                                 return TRUE;
 780                 }
 781         }
 782         else if (event->type == GDK_SCROLL)
 783         {
 784                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 785                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 786                 {
 787                         switch (((GdkEventScroll *)event)->direction)
 788                         {
 789                                 case GDK_SCROLL_UP:
 790                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 791                                                                                      c->web_view));
 792                                         z += 0.1;
 793                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 794                                                                        z);
 795                                         return TRUE;
 796                                 case GDK_SCROLL_DOWN:
 797                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 798                                                                                      c->web_view));
 799                                         z -= 0.1;
 800                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 801                                                                        z);
 802                                         return TRUE;
 803                                 default:
 804                                         break;
 805                         }
 806                 }
 807         }
 808
 809         return FALSE;
 810 }
 811
 812 void
 813 keywords_load(void)
 814 {
 815         GError *err = NULL;
 816         GIOChannel *channel = NULL;
 817         gchar *path = NULL, *buf = NULL;
 818         gchar **tokens = NULL;
 819
 820         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 821
 822         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 823                                 NULL);
 824         channel = g_io_channel_new_file(path, "r", &err);
 825         if (channel != NULL)
 826         {
 827                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 828                        == G_IO_STATUS_NORMAL)
 829                 {
 830                         g_strstrip(buf);
 831                         if (buf[0] != '#')
 832                         {
 833                                 tokens = g_strsplit(buf, " ", 2);
 834                                 if (tokens[0] != NULL && tokens[1] != NULL)
 835                                         g_hash_table_insert(keywords, tokens[0], tokens[1]);
 836                                 else
 837                                         g_strfreev(tokens);
 838                         }
 839                         g_free(buf);
 840                 }
 841         }
 842         g_io_channel_shutdown(channel, FALSE, NULL);
 843         g_free(path);
 844 }
 845
 846 gboolean
 847 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 848 {
 849         gboolean ret = FALSE;
 850         gchar **tokens = NULL;
 851         gchar *val = NULL, *uri = NULL;
 852
 853         tokens = g_strsplit(t, " ", 2);
 854         if (tokens[0] != NULL && tokens[1] != NULL)
 855         {
 856                 val = g_hash_table_lookup(keywords, tokens[0]);
 857                 if (val != NULL)
 858                 {
 859                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 860                         if (show_all_requests)
 861                                 fprintf(stderr, "====> %s\n", uri);
 862                         webkit_web_view_load_uri(web_view, uri);
 863                         g_free(uri);
 864                         ret = TRUE;
 865                 }
 866         }
 867         g_strfreev(tokens);
 868
 869         return ret;
 870 }
 871
 872 gboolean
 873 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 874 {
 875         gchar *uri = NULL;
 876
 877         (void)condition;
 878         (void)data;
 879
 880         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 881         if (uri)
 882         {
 883                 g_strstrip(uri);
 884                 client_new(uri);
 885                 g_free(uri);
 886         }
 887         return TRUE;
 888 }
 889
 890 void
 891 search(gpointer data, gint direction)
 892 {
 893         struct Client *c = (struct Client *)data;
 894
 895         if (search_text == NULL)
 896                 return;
 897
 898         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 899                                     FALSE, direction == 1, TRUE);
 900 }
 901
 902 Window
 903 tabbed_launch(void)
 904 {
 905         gint tabbed_stdout;
 906         GIOChannel *tabbed_stdout_channel;
 907         GError *err = NULL;
 908         gchar *output = NULL;
 909         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 910         Window plug_into;
 911
 912         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 913                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 914                                       &err))
 915         {
 916                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 917                 g_error_free(err);
 918                 return 0;
 919         }
 920
 921         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 922         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 923         if (output == NULL)
 924         {
 925                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 926                 return 0;
 927         }
 928
 929         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 930
 931         g_strstrip(output);
 932         plug_into = strtol(output, NULL, 16);
 933         g_free(output);
 934         return plug_into;
 935 }
 936
 937 void
 938 usage(void)
 939 {
 940         fprintf(stderr, "Usage: "__NAME__" [OPTION]... <URI>...\n");
 941         exit(EXIT_FAILURE);
 942 }
 943
 944
 945 int
 946 main(int argc, char **argv)
 947 {
 948         int opt, i;
 949
 950         gtk_init(&argc, &argv);
 951
 952         grab_environment_configuration();
 953
 954         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 955         {
 956                 switch (opt)
 957                 {
 958                         case 'e':
 959                                 embed = atol(optarg);
 960                                 tabbed_automagic = FALSE;
 961                                 break;
 962                         case 'r':
 963                                 show_all_requests = TRUE;
 964                                 break;
 965                         case 'C':
 966                                 cooperative_instances = FALSE;
 967                                 break;
 968                         case 'T':
 969                                 tabbed_automagic = FALSE;
 970                                 break;
 971                         default:
 972                                 usage();
 973                 }
 974         }
 975
 976         if (optind >= argc)
 977                 usage();
 978
 979         adblock_load();
 980         keywords_load();
 981         cooperation_setup();
 982         downloadmanager_setup();
 983
 984         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 985                 embed = tabbed_launch();
 986
 987         first_uri = g_strdup(argv[optind]);
 988         for (i = optind; i < argc; i++)
 989                 client_new(argv[i]);
 990         if (!cooperative_instances || cooperative_alone)
 991                 gtk_main();
 992         exit(EXIT_SUCCESS);
 993 }