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                         if (buf[0] != '#')
 138                         {
 139                                 re = g_regex_new(buf,
 140                                                  G_REGEX_CASELESS | G_REGEX_OPTIMIZE,
 141                                                  G_REGEX_MATCH_PARTIAL, &err);
 142                                 if (err != NULL)
 143                                 {
 144                                         fprintf(stderr, __NAME__": Could not compile regex: %s\n", buf);
 145                                         g_error_free(err);
 146                                         err = NULL;
 147                                 }
 148                                 else
 149                                         adblock_patterns = g_slist_append(adblock_patterns, re);
 150                         }
 151                         g_free(buf);
 152                 }
 153         }
 154         g_io_channel_shutdown(channel, FALSE, NULL);
 155         g_free(path);
 156 }
 157
 158 void
 159 client_destroy(GtkWidget *obj, gpointer data)
 160 {
 161         struct Client *c = (struct Client *)data;
 162
 163         (void)obj;
 164         (void)data;
 165
 166         free(c);
 167         clients--;
 168
 169         if (clients == 0)
 170                 gtk_main_quit();
 171 }
 172
 173 gboolean
 174 client_destroy_request(WebKitWebView *web_view, gpointer data)
 175 {
 176         struct Client *c = (struct Client *)data;
 177
 178         (void)web_view;
 179
 180         gtk_widget_destroy(c->win);
 181
 182         return TRUE;
 183 }
 184
 185 WebKitWebView *
 186 client_new(const gchar *uri)
 187 {
 188         struct Client *c;
 189         gchar *f;
 190
 191         if (uri != NULL && cooperative_instances && !cooperative_alone)
 192         {
 193                 write(cooperative_pipe_fp, uri, strlen(uri));
 194                 write(cooperative_pipe_fp, "\n", 1);
 195                 return NULL;
 196         }
 197
 198         c = malloc(sizeof(struct Client));
 199         if (!c)
 200         {
 201                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 202                 exit(EXIT_FAILURE);
 203         }
 204
 205         c->win = NULL;
 206         if (embed != 0)
 207         {
 208                 c->win = gtk_plug_new(embed);
 209                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 210                 {
 211                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 212                         gtk_widget_destroy(c->win);
 213                         c->win = NULL;
 214                         embed = 0;
 215                 }
 216         }
 217
 218         if (c->win == NULL)
 219         {
 220                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 221                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 222         }
 223
 224         /* When using Gtk2, it only shows a white area when run in suckless'
 225          * tabbed. It appears we need to set a default window size for this
 226          * to work. This is not needed when using Gtk3. */
 227         gtk_window_set_default_size(GTK_WINDOW(c->win), 1024, 768);
 228
 229         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 230         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 231
 232         c->web_view = webkit_web_view_new();
 233
 234         /* XXX I really do want to enable this option. However, I get
 235          * reproducable crashes with it enabled. I've seen bug reports from
 236          * 2010 about this... WebKit crashes in libpixman, so maybe it's not
 237          * a WebKit issue.
 238          * Yeah, well. I'll turn it off for now. */
 239         /*webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(c->web_view), TRUE);*/
 240
 241         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), global_zoom);
 242         g_signal_connect(G_OBJECT(c->web_view), "notify::title",
 243                          G_CALLBACK(changed_title), c);
 244         g_signal_connect(G_OBJECT(c->web_view), "notify::uri",
 245                          G_CALLBACK(changed_uri), c);
 246         g_signal_connect(G_OBJECT(c->web_view), "notify::progress",
 247                          G_CALLBACK(changed_load_progress), c);
 248         g_signal_connect(G_OBJECT(c->web_view), "create-web-view",
 249                          G_CALLBACK(client_new_request), NULL);
 250         g_signal_connect(G_OBJECT(c->web_view), "close-web-view",
 251                          G_CALLBACK(client_destroy_request), c);
 252         g_signal_connect(G_OBJECT(c->web_view),
 253                          "mime-type-policy-decision-requested",
 254                          G_CALLBACK(download_request), NULL);
 255         g_signal_connect(G_OBJECT(c->web_view), "download-requested",
 256                          G_CALLBACK(download_handle), c);
 257         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 258                          G_CALLBACK(key_web_view), c);
 259         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 260                          G_CALLBACK(key_web_view), c);
 261         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 262                          G_CALLBACK(key_web_view), c);
 263         g_signal_connect(G_OBJECT(c->web_view), "hovering-over-link",
 264                          G_CALLBACK(hover_web_view), c);
 265         g_signal_connect(G_OBJECT(c->web_view), "resource-request-starting",
 266                          G_CALLBACK(adblock), NULL);
 267
 268         if (!language_is_set)
 269         {
 270                 g_object_set(webkit_get_default_session(), "accept-language",
 271                              accepted_language, NULL);
 272                 language_is_set = TRUE;
 273         }
 274
 275         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 276
 277         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 278
 279         c->location = gtk_entry_new();
 280         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 281                          G_CALLBACK(key_location), c);
 282
 283         c->progress = gtk_progress_bar_new();
 284         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 285
 286         c->status = gtk_progress_bar_new();
 287         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 288         gtk_widget_set_size_request(c->status, 20, -1);
 289
 290         c->top_box = gtk_hbox_new(FALSE, 0);
 291         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 292         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 293         gtk_box_pack_end(GTK_BOX(c->top_box), c->progress, FALSE, TRUE, 2);
 294
 295         c->vbox = gtk_vbox_new(FALSE, 0);
 296         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 297         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 298
 299         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 300
 301         gtk_widget_grab_focus(c->web_view);
 302         gtk_widget_show_all(c->win);
 303
 304         if (uri != NULL)
 305         {
 306                 f = ensure_url_scheme(uri);
 307                 if (show_all_requests)
 308                         fprintf(stderr, "====> %s\n", uri);
 309                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 310                 g_free(f);
 311         }
 312
 313         clients++;
 314
 315         return WEBKIT_WEB_VIEW(c->web_view);
 316 }
 317
 318 WebKitWebView *
 319 client_new_request(WebKitWebView *web_view, WebKitWebFrame *frame, gpointer data)
 320 {
 321         (void)web_view;
 322         (void)frame;
 323         (void)data;
 324
 325         return client_new(NULL);
 326 }
 327
 328 void
 329 cooperation_setup(void)
 330 {
 331         GIOChannel *towatch;
 332         const gchar *e;
 333         gchar *fifofilename, *fifopath;
 334
 335         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 336         if (e != NULL)
 337                 fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", e);
 338         else
 339                 fifofilename = g_strdup(__NAME__".fifo");
 340         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 341         g_free(fifofilename);
 342
 343         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 344                 mkfifo(fifopath, 0600);
 345
 346         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 347         if (!cooperative_pipe_fp)
 348         {
 349                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 350         }
 351         else
 352         {
 353                 if (write(cooperative_pipe_fp, "", 0) == -1)
 354                 {
 355                         /* Could not do an empty write to the FIFO which means there's
 356                          * no one listening. */
 357                         close(cooperative_pipe_fp);
 358                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 359                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 360                 }
 361                 else
 362                         cooperative_alone = FALSE;
 363         }
 364
 365         g_free(fifopath);
 366 }
 367
 368 void
 369 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 370 {
 371         struct Client *c = (struct Client *)data;
 372         gdouble p;
 373
 374         (void)obj;
 375         (void)pspec;
 376
 377         p = webkit_web_view_get_progress(WEBKIT_WEB_VIEW(c->web_view));
 378         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), p);
 379 }
 380
 381 void
 382 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 383 {
 384         const gchar *t;
 385         struct Client *c = (struct Client *)data;
 386
 387         (void)obj;
 388         (void)pspec;
 389
 390         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 391         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 392 }
 393
 394 void
 395 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 396 {
 397         const gchar *t;
 398         struct Client *c = (struct Client *)data;
 399
 400         (void)obj;
 401         (void)pspec;
 402
 403         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 404         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 405 }
 406
 407 gboolean
 408 download_handle(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
 409 {
 410         struct Client *c = (struct Client *)data;
 411         gchar *path, *path2 = NULL, *uri;
 412         GtkToolItem *tb;
 413         gboolean ret;
 414         int suffix = 1;
 415
 416         (void)web_view;
 417         (void)data;
 418
 419         path = g_build_filename(download_dir,
 420                                 webkit_download_get_suggested_filename(download),
 421                                 NULL);
 422         path2 = g_strdup(path);
 423         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 424         {
 425                 g_free(path2);
 426
 427                 path2 = g_strdup_printf("%s.%d", path, suffix);
 428                 suffix++;
 429         }
 430
 431         if (suffix == 1000)
 432         {
 433                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 434                 ret = FALSE;
 435         }
 436         else
 437         {
 438                 uri = g_filename_to_uri(path2, NULL, NULL);
 439                 webkit_download_set_destination_uri(download, uri);
 440                 ret = TRUE;
 441                 g_free(uri);
 442
 443                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 1);
 444                 downloads_indicated++;
 445                 g_timeout_add(500, download_reset_indicator, c);
 446
 447                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 448                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb),
 449                                           webkit_download_get_suggested_filename(download));
 450                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 451                 gtk_widget_show_all(dm.toolbar);
 452
 453                 g_signal_connect(G_OBJECT(download), "notify::progress",
 454                                  G_CALLBACK(downloadmanager_progress), tb);
 455
 456                 g_object_ref(download);
 457                 g_signal_connect(G_OBJECT(tb), "clicked",
 458                                  G_CALLBACK(downloadmanager_cancel), download);
 459         }
 460
 461         g_free(path);
 462         g_free(path2);
 463
 464         return ret;
 465 }
 466
 467 gboolean
 468 download_reset_indicator(gpointer data)
 469 {
 470         struct Client *c = (struct Client *)data;
 471
 472         downloads_indicated--;
 473         if (downloads_indicated == 0)
 474                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 475
 476         return FALSE;
 477 }
 478
 479 gboolean
 480 download_request(WebKitWebView *web_view, WebKitWebFrame *frame,
 481                  WebKitNetworkRequest *request, gchar *mime_type,
 482                  WebKitWebPolicyDecision *policy_decision, gpointer data)
 483 {
 484         (void)frame;
 485         (void)request;
 486         (void)data;
 487
 488         if (!webkit_web_view_can_show_mime_type(web_view, mime_type))
 489         {
 490                 webkit_web_policy_decision_download(policy_decision);
 491                 return TRUE;
 492         }
 493         return FALSE;
 494 }
 495
 496 void
 497 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 498 {
 499         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 500
 501         webkit_download_cancel(download);
 502         g_object_unref(download);
 503
 504         gtk_widget_destroy(GTK_WIDGET(tb));
 505 }
 506
 507 void
 508 downloadmanager_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 509 {
 510         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 511         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 512         gdouble p;
 513         gchar *t;
 514
 515         (void)pspec;
 516
 517         p = webkit_download_get_progress(download) * 100;
 518         t = g_strdup_printf("%s (%.0f%%)",
 519                             webkit_download_get_suggested_filename(download),
 520                                                 p);
 521         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 522         g_free(t);
 523 }
 524
 525 void
 526 downloadmanager_setup(void)
 527 {
 528         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 529         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 530         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 531         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 532         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 533                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 534         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 535                          G_CALLBACK(key_downloadmanager), NULL);
 536
 537         dm.toolbar = gtk_toolbar_new();
 538         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 539                                        GTK_ORIENTATION_VERTICAL);
 540         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 541         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 542
 543         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 544         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 545                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 546         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 547                                               dm.toolbar);
 548
 549         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 550 }
 551
 552 gchar *
 553 ensure_url_scheme(const gchar *t)
 554 {
 555         gchar *f;
 556
 557         f = g_ascii_strdown(t, -1);
 558         if (!g_str_has_prefix(f, "http:") &&
 559             !g_str_has_prefix(f, "https:") &&
 560             !g_str_has_prefix(f, "file:") &&
 561             !g_str_has_prefix(f, "about:"))
 562         {
 563                 g_free(f);
 564                 f = g_strdup_printf("http://%s", t);
 565                 return f;
 566         }
 567         else
 568                 return g_strdup(t);
 569 }
 570
 571 void
 572 grab_environment_configuration(void)
 573 {
 574         const gchar *e;
 575
 576         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 577         if (e != NULL)
 578                 accepted_language = g_strdup(e);
 579
 580         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 581         if (e != NULL)
 582                 download_dir = g_strdup(e);
 583
 584         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 585         if (e != NULL)
 586                 global_zoom = atof(e);
 587 }
 588
 589 void
 590 hover_web_view(WebKitWebView *web_view, gchar *title, gchar *uri, gpointer data)
 591 {
 592         struct Client *c = (struct Client *)data;
 593
 594         (void)web_view;
 595         (void)title;
 596
 597         if (!gtk_widget_is_focus(c->location))
 598         {
 599                 if (uri == NULL)
 600                         gtk_entry_set_text(GTK_ENTRY(c->location),
 601                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 602                 else
 603                         gtk_entry_set_text(GTK_ENTRY(c->location), uri);
 604         }
 605 }
 606
 607 gboolean
 608 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 609 {
 610         (void)widget;
 611         (void)data;
 612
 613         if (event->type == GDK_KEY_PRESS)
 614         {
 615                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 616                 {
 617                         switch (((GdkEventKey *)event)->keyval)
 618                         {
 619                                 case GDK_KEY_q:  /* close window (left hand) */
 620                                         gtk_widget_hide(dm.win);
 621                                         return TRUE;
 622                         }
 623                 }
 624         }
 625
 626         return FALSE;
 627 }
 628
 629 gboolean
 630 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 631 {
 632         struct Client *c = (struct Client *)data;
 633         const gchar *t;
 634         gchar *f;
 635
 636         (void)widget;
 637
 638         if (event->type == GDK_KEY_PRESS)
 639         {
 640                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 641                 {
 642                         switch (((GdkEventKey *)event)->keyval)
 643                         {
 644                                 case GDK_KEY_q:  /* close window (left hand) */
 645                                         gtk_widget_destroy(c->win);
 646                                         return TRUE;
 647                                 case GDK_KEY_d:  /* download manager (left hand) */
 648                                         gtk_widget_show_all(dm.win);
 649                                         return TRUE;
 650                                 case GDK_KEY_r:  /* reload (left hand) */
 651                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 652                                                                             c->web_view));
 653                                         return TRUE;
 654                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 655                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 656                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 657                                         return TRUE;
 658                         }
 659                 }
 660                 else
 661                 {
 662                         switch (((GdkEventKey *)event)->keyval)
 663                         {
 664                                 case GDK_KEY_Return:
 665                                         gtk_widget_grab_focus(c->web_view);
 666                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 667                                         if (t != NULL && t[0] == '/')
 668                                         {
 669                                                 if (search_text != NULL)
 670                                                         g_free(search_text);
 671                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 672                                                 search(c, 1);
 673                                         }
 674                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 675                                         {
 676                                                 f = ensure_url_scheme(t);
 677                                                 if (show_all_requests)
 678                                                         fprintf(stderr, "====> %s\n", f);
 679                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 680                                                 g_free(f);
 681                                         }
 682                                         return TRUE;
 683                                 case GDK_KEY_Escape:
 684                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 685                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 686                                                            (t == NULL ? __NAME__ : t));
 687                                         return TRUE;
 688                         }
 689                 }
 690         }
 691
 692         return FALSE;
 693 }
 694
 695 gboolean
 696 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 697 {
 698         struct Client *c = (struct Client *)data;
 699         WebKitHitTestResultContext ht_context;
 700         WebKitHitTestResult *ht_result = NULL;
 701         gchar *ht_uri = NULL, *f;
 702         gfloat z;
 703
 704         (void)widget;
 705
 706         if (event->type == GDK_KEY_PRESS)
 707         {
 708                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 709                 {
 710                         switch (((GdkEventKey *)event)->keyval)
 711                         {
 712                                 case GDK_KEY_q:  /* close window (left hand) */
 713                                         gtk_widget_destroy(c->win);
 714                                         return TRUE;
 715                                 case GDK_KEY_w:  /* home (left hand) */
 716                                         f = ensure_url_scheme(first_uri);
 717                                         if (show_all_requests)
 718                                                 fprintf(stderr, "====> %s\n", f);
 719                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 720                                         g_free(f);
 721                                         return TRUE;
 722                                 case GDK_KEY_e:  /* new tab (left hand) */
 723                                         f = ensure_url_scheme(first_uri);
 724                                         if (show_all_requests)
 725                                                 fprintf(stderr, "====> %s\n", f);
 726                                         client_new(f);
 727                                         g_free(f);
 728                                         return TRUE;
 729                                 case GDK_KEY_r:  /* reload (left hand) */
 730                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 731                                                                             c->web_view));
 732                                         return TRUE;
 733                                 case GDK_KEY_d:  /* download manager (left hand) */
 734                                         gtk_widget_show_all(dm.win);
 735                                         return TRUE;
 736                                 case GDK_KEY_2:  /* search forward (left hand) */
 737                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 738                                         search(c, 1);
 739                                         return TRUE;
 740                                 case GDK_KEY_3:  /* search backward (left hand) */
 741                                         search(c, -1);
 742                                         return TRUE;
 743                                 case GDK_KEY_l:  /* location (BOTH hands) */
 744                                         gtk_widget_grab_focus(c->location);
 745                                         return TRUE;
 746                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 747                                         gtk_widget_grab_focus(c->location);
 748                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 749                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 750                                         return TRUE;
 751                         }
 752                 }
 753                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 754                 {
 755                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 756                         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 757                 }
 758         }
 759         else if (event->type == GDK_BUTTON_PRESS)
 760         {
 761                 switch (((GdkEventButton *)event)->button)
 762                 {
 763                         case 2:
 764                                 ht_result = webkit_web_view_get_hit_test_result(
 765                                                                    WEBKIT_WEB_VIEW(c->web_view),
 766                                                                        (GdkEventButton *)event);
 767                                 g_object_get(ht_result, "context", &ht_context, NULL);
 768                                 if (ht_context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
 769                                 {
 770                                         g_object_get(ht_result, "link-uri", &ht_uri, NULL);
 771                                         client_new(ht_uri);
 772                                         g_object_unref(ht_result);
 773                                         return TRUE;
 774                                 }
 775                                 g_object_unref(ht_result);
 776                                 break;
 777                         case 8:
 778                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 779                                 return TRUE;
 780                         case 9:
 781                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 782                                 return TRUE;
 783                 }
 784         }
 785         else if (event->type == GDK_SCROLL)
 786         {
 787                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 788                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 789                 {
 790                         switch (((GdkEventScroll *)event)->direction)
 791                         {
 792                                 case GDK_SCROLL_UP:
 793                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 794                                                                                      c->web_view));
 795                                         z += 0.1;
 796                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 797                                                                        z);
 798                                         return TRUE;
 799                                 case GDK_SCROLL_DOWN:
 800                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 801                                                                                      c->web_view));
 802                                         z -= 0.1;
 803                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 804                                                                        z);
 805                                         return TRUE;
 806                                 default:
 807                                         break;
 808                         }
 809                 }
 810         }
 811
 812         return FALSE;
 813 }
 814
 815 void
 816 keywords_load(void)
 817 {
 818         GError *err = NULL;
 819         GIOChannel *channel = NULL;
 820         gchar *path = NULL, *buf = NULL;
 821         gchar **tokens = NULL;
 822
 823         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 824
 825         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 826                                 NULL);
 827         channel = g_io_channel_new_file(path, "r", &err);
 828         if (channel != NULL)
 829         {
 830                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 831                        == G_IO_STATUS_NORMAL)
 832                 {
 833                         g_strstrip(buf);
 834                         if (buf[0] != '#')
 835                         {
 836                                 tokens = g_strsplit(buf, " ", 2);
 837                                 if (tokens[0] != NULL && tokens[1] != NULL)
 838                                         g_hash_table_insert(keywords, tokens[0], tokens[1]);
 839                                 else
 840                                         g_strfreev(tokens);
 841                         }
 842                         g_free(buf);
 843                 }
 844         }
 845         g_io_channel_shutdown(channel, FALSE, NULL);
 846         g_free(path);
 847 }
 848
 849 gboolean
 850 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 851 {
 852         gboolean ret = FALSE;
 853         gchar **tokens = NULL;
 854         gchar *val = NULL, *uri = NULL;
 855
 856         tokens = g_strsplit(t, " ", 2);
 857         if (tokens[0] != NULL && tokens[1] != NULL)
 858         {
 859                 val = g_hash_table_lookup(keywords, tokens[0]);
 860                 if (val != NULL)
 861                 {
 862                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 863                         if (show_all_requests)
 864                                 fprintf(stderr, "====> %s\n", uri);
 865                         webkit_web_view_load_uri(web_view, uri);
 866                         g_free(uri);
 867                         ret = TRUE;
 868                 }
 869         }
 870         g_strfreev(tokens);
 871
 872         return ret;
 873 }
 874
 875 gboolean
 876 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 877 {
 878         gchar *uri = NULL;
 879
 880         (void)condition;
 881         (void)data;
 882
 883         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 884         if (uri)
 885         {
 886                 g_strstrip(uri);
 887                 client_new(uri);
 888                 g_free(uri);
 889         }
 890         return TRUE;
 891 }
 892
 893 void
 894 search(gpointer data, gint direction)
 895 {
 896         struct Client *c = (struct Client *)data;
 897
 898         if (search_text == NULL)
 899                 return;
 900
 901         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 902                                     FALSE, direction == 1, TRUE);
 903 }
 904
 905 Window
 906 tabbed_launch(void)
 907 {
 908         gint tabbed_stdout;
 909         GIOChannel *tabbed_stdout_channel;
 910         GError *err = NULL;
 911         gchar *output = NULL;
 912         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 913         Window plug_into;
 914
 915         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 916                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 917                                       &err))
 918         {
 919                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 920                 g_error_free(err);
 921                 return 0;
 922         }
 923
 924         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 925         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 926         if (output == NULL)
 927         {
 928                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 929                 return 0;
 930         }
 931
 932         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 933
 934         g_strstrip(output);
 935         plug_into = strtol(output, NULL, 16);
 936         g_free(output);
 937         return plug_into;
 938 }
 939
 940 void
 941 usage(void)
 942 {
 943         fprintf(stderr, "Usage: "__NAME__" [OPTION]... <URI>...\n");
 944         exit(EXIT_FAILURE);
 945 }
 946
 947
 948 int
 949 main(int argc, char **argv)
 950 {
 951         int opt, i;
 952
 953         gtk_init(&argc, &argv);
 954
 955         grab_environment_configuration();
 956
 957         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 958         {
 959                 switch (opt)
 960                 {
 961                         case 'e':
 962                                 embed = atol(optarg);
 963                                 tabbed_automagic = FALSE;
 964                                 break;
 965                         case 'r':
 966                                 show_all_requests = TRUE;
 967                                 break;
 968                         case 'C':
 969                                 cooperative_instances = FALSE;
 970                                 break;
 971                         case 'T':
 972                                 tabbed_automagic = FALSE;
 973                                 break;
 974                         default:
 975                                 usage();
 976                 }
 977         }
 978
 979         if (optind >= argc)
 980                 usage();
 981
 982         adblock_load();
 983         keywords_load();
 984         cooperation_setup();
 985         downloadmanager_setup();
 986
 987         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 988                 embed = tabbed_launch();
 989
 990         first_uri = g_strdup(argv[optind]);
 991         for (i = optind; i < argc; i++)
 992                 client_new(argv[i]);
 993         if (!cooperative_instances || cooperative_alone)
 994                 gtk_main();
 995         exit(EXIT_SUCCESS);
 996 }