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 <gtk/gtkx.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <gio/gio.h>
  12 #include <webkit2/webkit2.h>
  13
  14
  15 static void client_destroy(GtkWidget *, gpointer);
  16 static gboolean client_destroy_request(WebKitWebView *, gpointer);
  17 static WebKitWebView *client_new(const gchar *);
  18 static WebKitWebView *client_new_request(WebKitWebView *, WebKitNavigationAction *,
  19                                          gpointer);
  20 static void cooperation_setup(void);
  21 static void changed_download_progress(GObject *, GParamSpec *, gpointer);
  22 static void changed_load_progress(GObject *, GParamSpec *, gpointer);
  23 static void changed_title(GObject *, GParamSpec *, gpointer);
  24 static void changed_uri(GObject *, GParamSpec *, gpointer);
  25 static gboolean decide_policy(WebKitWebView *, WebKitPolicyDecision *,
  26                               WebKitPolicyDecisionType, gpointer);
  27 static gboolean download_handle(WebKitDownload *, gchar *, gpointer);
  28 static void download_handle_start(WebKitWebView *, WebKitDownload *, gpointer);
  29 static gboolean download_reset_indicator(gpointer);
  30 static void downloadmanager_cancel(GtkToolButton *, gpointer data);
  31 static void downloadmanager_setup(void);
  32 static gchar *ensure_uri_scheme(const gchar *);
  33 static void grab_environment_configuration(void);
  34 static void hover_web_view(WebKitWebView *, WebKitHitTestResult *, guint, gpointer);
  35 static gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer);
  36 static gboolean key_location(GtkWidget *, GdkEvent *, gpointer);
  37 static gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer);
  38 static void keywords_load(void);
  39 static gboolean keywords_try_search(WebKitWebView *, const gchar *);
  40 static gboolean remote_msg(GIOChannel *, GIOCondition, gpointer);
  41 static void search(gpointer, gint);
  42 static Window tabbed_launch(void);
  43 static void usage(void);
  44
  45
  46 struct Client
  47 {
  48         gchar *hover_uri;
  49         GtkWidget *location;
  50         GtkWidget *progress;
  51         GtkWidget *scroll;
  52         GtkWidget *status;
  53         GtkWidget *top_box;
  54         GtkWidget *vbox;
  55         GtkWidget *web_view;
  56         GtkWidget *win;
  57 };
  58
  59 struct DownloadManager
  60 {
  61         GtkWidget *scroll;
  62         GtkWidget *toolbar;
  63         GtkWidget *win;
  64 } dm;
  65
  66
  67 static gchar *accepted_language = "en-US";
  68 static gint clients = 0;
  69 static gboolean cooperative_alone = TRUE;
  70 static gboolean cooperative_instances = TRUE;
  71 static int cooperative_pipe_fp = 0;
  72 static gchar *download_dir = "/tmp";
  73 static gint downloads_indicated = 0;
  74 static Window embed = 0;
  75 static gchar *fifo_suffix = "main";
  76 static gdouble global_zoom = 1.0;
  77 static gchar *home_uri = "about:blank";
  78 static GHashTable *keywords = NULL;
  79 static gboolean language_is_set = FALSE;
  80 static gchar *search_text = NULL;
  81 static gboolean show_all_requests = FALSE;
  82 static gboolean tabbed_automagic = TRUE;
  83 static gchar *user_agent = "Mozilla/5.0 (X11; U; Unix; en-US) "
  84                            "AppleWebKit/537.15 (KHTML, like Gecko) "
  85                            "Chrome/24.0.1295.0 "
  86                            "Safari/537.15 "__NAME_CAPITALIZED__"/git";
  87
  88
  89 void
  90 client_destroy(GtkWidget *obj, gpointer data)
  91 {
  92         struct Client *c = (struct Client *)data;
  93
  94         g_signal_handlers_disconnect_by_func(G_OBJECT(c->web_view),
  95                                              changed_load_progress, c);
  96
  97         free(c);
  98         clients--;
  99
 100         if (clients == 0)
 101                 gtk_main_quit();
 102 }
 103
 104 gboolean
 105 client_destroy_request(WebKitWebView *web_view, gpointer data)
 106 {
 107         struct Client *c = (struct Client *)data;
 108
 109         gtk_widget_destroy(c->win);
 110
 111         return TRUE;
 112 }
 113
 114 WebKitWebView *
 115 client_new(const gchar *uri)
 116 {
 117         struct Client *c;
 118         WebKitWebContext *wc;
 119         gchar *f;
 120
 121         if (uri != NULL && cooperative_instances && !cooperative_alone)
 122         {
 123                 write(cooperative_pipe_fp, uri, strlen(uri));
 124                 write(cooperative_pipe_fp, "\n", 1);
 125                 return NULL;
 126         }
 127
 128         c = malloc(sizeof(struct Client));
 129         if (!c)
 130         {
 131                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 132                 exit(EXIT_FAILURE);
 133         }
 134
 135         c->hover_uri = NULL;
 136         c->win = NULL;
 137         if (embed != 0)
 138         {
 139                 c->win = gtk_plug_new(embed);
 140                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 141                 {
 142                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 143                         gtk_widget_destroy(c->win);
 144                         c->win = NULL;
 145                         embed = 0;
 146                 }
 147         }
 148
 149         if (c->win == NULL)
 150         {
 151                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 152                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 153         }
 154
 155         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 156         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 157
 158         c->web_view = webkit_web_view_new();
 159         wc = webkit_web_view_get_context(WEBKIT_WEB_VIEW(c->web_view));
 160
 161         /* XXX I really do want to enable this option. However, I get
 162          * reproducible crashes with it enabled. I've seen bug reports from
 163          * 2010 about this... WebKit crashes in libpixman, so maybe it's not
 164          * a WebKit issue.
 165          * Yeah, well. I'll turn it off for now. */
 166         /*webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(c->web_view), TRUE);*/
 167
 168         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), global_zoom);
 169         g_signal_connect(G_OBJECT(c->web_view), "notify::title",
 170                          G_CALLBACK(changed_title), c);
 171         g_signal_connect(G_OBJECT(c->web_view), "notify::uri",
 172                          G_CALLBACK(changed_uri), c);
 173         g_signal_connect(G_OBJECT(c->web_view), "notify::estimated-load-progress",
 174                          G_CALLBACK(changed_load_progress), c);
 175         g_signal_connect(G_OBJECT(c->web_view), "create",
 176                          G_CALLBACK(client_new_request), NULL);
 177         g_signal_connect(G_OBJECT(c->web_view), "close",
 178                          G_CALLBACK(client_destroy_request), c);
 179         g_signal_connect(G_OBJECT(c->web_view), "decide-policy",
 180                          G_CALLBACK(decide_policy), NULL);
 181         g_signal_connect(G_OBJECT(wc), "download-started",
 182                          G_CALLBACK(download_handle_start), c);
 183         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 184                          G_CALLBACK(key_web_view), c);
 185         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 186                          G_CALLBACK(key_web_view), c);
 187         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 188                          G_CALLBACK(key_web_view), c);
 189         g_signal_connect(G_OBJECT(c->web_view), "mouse-target-changed",
 190                          G_CALLBACK(hover_web_view), c);
 191
 192         if (!language_is_set)
 193         {
 194                 /* XXX make this pretty */
 195                 const gchar *languages[2];
 196                 languages[0] = accepted_language;
 197                 languages[1] = NULL;
 198                 webkit_web_context_set_preferred_languages(wc, languages);
 199                 language_is_set = TRUE;
 200         }
 201
 202         /*
 203         g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))),
 204                      "user-agent", user_agent, NULL);
 205                                  */
 206
 207         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 208
 209         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 210
 211         c->location = gtk_entry_new();
 212         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 213                          G_CALLBACK(key_location), c);
 214
 215         /* XXX Progress bars don't work/look as intended anymore. Level bars
 216          * are a dirty workaround (kind of). */
 217         c->progress = gtk_level_bar_new();
 218         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 219         gtk_widget_set_size_request(c->progress, 100, -1);
 220
 221         c->status = gtk_level_bar_new();
 222         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 223         gtk_widget_set_size_request(c->status, 20, -1);
 224
 225         c->top_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 226         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 227         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 228         gtk_box_pack_start(GTK_BOX(c->top_box), c->progress, FALSE, FALSE, 2);
 229
 230         c->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 231         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 232         gtk_box_pack_start(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 2);
 233
 234         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 235
 236         gtk_widget_grab_focus(c->web_view);
 237         gtk_widget_show_all(c->win);
 238
 239         if (uri != NULL)
 240         {
 241                 f = ensure_uri_scheme(uri);
 242                 if (show_all_requests)
 243                         fprintf(stderr, "====> %s\n", uri);
 244                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 245                 g_free(f);
 246         }
 247
 248         clients++;
 249
 250         return WEBKIT_WEB_VIEW(c->web_view);
 251 }
 252
 253 WebKitWebView *
 254 client_new_request(WebKitWebView *web_view,
 255                    WebKitNavigationAction *navigation_action, gpointer data)
 256 {
 257         return client_new(NULL);
 258 }
 259
 260 void
 261 cooperation_setup(void)
 262 {
 263         GIOChannel *towatch;
 264         gchar *fifofilename, *fifopath;
 265
 266         fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", fifo_suffix);
 267         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 268         g_free(fifofilename);
 269
 270         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 271                 mkfifo(fifopath, 0600);
 272
 273         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 274         if (!cooperative_pipe_fp)
 275         {
 276                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 277         }
 278         else
 279         {
 280                 if (write(cooperative_pipe_fp, "", 0) == -1)
 281                 {
 282                         /* Could not do an empty write to the FIFO which means there's
 283                          * no one listening. */
 284                         close(cooperative_pipe_fp);
 285                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 286                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 287                 }
 288                 else
 289                         cooperative_alone = FALSE;
 290         }
 291
 292         g_free(fifopath);
 293 }
 294
 295 void
 296 changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 297 {
 298         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 299         WebKitURIResponse *resp;
 300         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 301         gdouble p, size_mb;
 302         const gchar *uri;
 303         gchar *t, *filename, *base;
 304
 305         p = webkit_download_get_estimated_progress(download) * 100;
 306         resp = webkit_download_get_response(download);
 307         size_mb = webkit_uri_response_get_content_length(resp) / 1e6;
 308
 309         uri = webkit_download_get_destination(download);
 310         filename = g_filename_from_uri(uri, NULL, NULL);
 311         if (filename == NULL)
 312         {
 313                 /* This really should not happen because WebKit uses that URI to
 314                  * write to a file... */
 315                 fprintf(stderr, __NAME__": Could not construct file name from URI!\n");
 316                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)",
 317                                     webkit_uri_response_get_uri(resp), p, size_mb);
 318         }
 319         else
 320         {
 321                 base = g_path_get_basename(filename);
 322                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb);
 323                 g_free(filename);
 324                 g_free(base);
 325         }
 326         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 327         g_free(t);
 328 }
 329
 330 void
 331 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 332 {
 333         struct Client *c = (struct Client *)data;
 334         gdouble p;
 335
 336         p = webkit_web_view_get_estimated_load_progress(WEBKIT_WEB_VIEW(c->web_view));
 337         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), p);
 338 }
 339
 340 void
 341 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 342 {
 343         const gchar *t;
 344         struct Client *c = (struct Client *)data;
 345
 346         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 347         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 348 }
 349
 350 void
 351 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 352 {
 353         const gchar *t;
 354         struct Client *c = (struct Client *)data;
 355
 356         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 357         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 358 }
 359
 360 gboolean
 361 decide_policy(WebKitWebView *web_view, WebKitPolicyDecision *decision,
 362               WebKitPolicyDecisionType type, gpointer data)
 363 {
 364         WebKitResponsePolicyDecision *r;
 365
 366         switch (type)
 367         {
 368                 case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
 369                         r = WEBKIT_RESPONSE_POLICY_DECISION(decision);
 370                         if (!webkit_response_policy_decision_is_mime_type_supported(r))
 371                                 webkit_policy_decision_download(decision);
 372                         else
 373                                 webkit_policy_decision_use(decision);
 374                         break;
 375                 default:
 376                         /* Use whatever default there is. */
 377                         return FALSE;
 378         }
 379         return TRUE;
 380 }
 381
 382 void
 383 download_handle_start(WebKitWebView *web_view, WebKitDownload *download,
 384                       gpointer data)
 385 {
 386         g_signal_connect(G_OBJECT(download), "decide-destination",
 387                          G_CALLBACK(download_handle), data);
 388 }
 389
 390 gboolean
 391 download_handle(WebKitDownload *download, gchar *suggested_filename, gpointer data)
 392 {
 393         struct Client *c = (struct Client *)data;
 394         gchar *path, *path2 = NULL, *uri;
 395         GtkToolItem *tb;
 396         int suffix = 1;
 397
 398         path = g_build_filename(download_dir, suggested_filename, NULL);
 399         path2 = g_strdup(path);
 400         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 401         {
 402                 g_free(path2);
 403
 404                 path2 = g_strdup_printf("%s.%d", path, suffix);
 405                 suffix++;
 406         }
 407
 408         if (suffix == 1000)
 409         {
 410                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 411                 webkit_download_cancel(download);
 412         }
 413         else
 414         {
 415                 uri = g_filename_to_uri(path2, NULL, NULL);
 416                 webkit_download_set_destination(download, uri);
 417                 g_free(uri);
 418
 419                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 1);
 420                 downloads_indicated++;
 421                 g_timeout_add(500, download_reset_indicator, c);
 422
 423                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 424                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), suggested_filename);
 425                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 426                 gtk_widget_show_all(dm.toolbar);
 427
 428                 g_signal_connect(G_OBJECT(download), "notify::estimated-progress",
 429                                  G_CALLBACK(changed_download_progress), tb);
 430
 431                 g_object_ref(download);
 432                 g_signal_connect(G_OBJECT(tb), "clicked",
 433                                  G_CALLBACK(downloadmanager_cancel), download);
 434         }
 435
 436         g_free(path);
 437         g_free(path2);
 438
 439         /* Propagate -- to whom it may concern. */
 440         return FALSE;
 441 }
 442
 443 gboolean
 444 download_reset_indicator(gpointer data)
 445 {
 446         struct Client *c = (struct Client *)data;
 447
 448         downloads_indicated--;
 449         if (downloads_indicated == 0)
 450                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 451
 452         return FALSE;
 453 }
 454
 455 void
 456 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 457 {
 458         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 459
 460         webkit_download_cancel(download);
 461         g_object_unref(download);
 462
 463         gtk_widget_destroy(GTK_WIDGET(tb));
 464 }
 465
 466 void
 467 downloadmanager_setup(void)
 468 {
 469         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 470         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 471         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 472         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 473         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 474                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 475         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 476                          G_CALLBACK(key_downloadmanager), NULL);
 477
 478         dm.toolbar = gtk_toolbar_new();
 479         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 480                                        GTK_ORIENTATION_VERTICAL);
 481         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 482         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 483
 484         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 485         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 486                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 487         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 488                                               dm.toolbar);
 489
 490         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 491 }
 492
 493 gchar *
 494 ensure_uri_scheme(const gchar *t)
 495 {
 496         gchar *f;
 497
 498         f = g_ascii_strdown(t, -1);
 499         if (!g_str_has_prefix(f, "http:") &&
 500             !g_str_has_prefix(f, "https:") &&
 501             !g_str_has_prefix(f, "file:") &&
 502             !g_str_has_prefix(f, "about:"))
 503         {
 504                 g_free(f);
 505                 f = g_strdup_printf("http://%s", t);
 506                 return f;
 507         }
 508         else
 509                 return g_strdup(t);
 510 }
 511
 512 void
 513 grab_environment_configuration(void)
 514 {
 515         const gchar *e;
 516
 517         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 518         if (e != NULL)
 519                 accepted_language = g_strdup(e);
 520
 521         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 522         if (e != NULL)
 523                 download_dir = g_strdup(e);
 524
 525         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 526         if (e != NULL)
 527                 fifo_suffix = g_strdup(e);
 528
 529         e = g_getenv(__NAME_UPPERCASE__"_HOME_URI");
 530         if (e != NULL)
 531                 home_uri = g_strdup(e);
 532
 533         e = g_getenv(__NAME_UPPERCASE__"_USER_AGENT");
 534         if (e != NULL)
 535                 user_agent = g_strdup(e);
 536
 537         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 538         if (e != NULL)
 539                 global_zoom = atof(e);
 540 }
 541
 542 void
 543 hover_web_view(WebKitWebView *web_view, WebKitHitTestResult *ht, guint modifiers,
 544                gpointer data)
 545 {
 546         struct Client *c = (struct Client *)data;
 547
 548         if (!gtk_widget_is_focus(c->location))
 549         {
 550                 if (webkit_hit_test_result_context_is_link(ht))
 551                 {
 552                         gtk_entry_set_text(GTK_ENTRY(c->location),
 553                                            webkit_hit_test_result_get_link_uri(ht));
 554
 555                         if (c->hover_uri != NULL)
 556                                 g_free(c->hover_uri);
 557                         c->hover_uri = g_strdup(webkit_hit_test_result_get_link_uri(ht));
 558                 }
 559                 else
 560                 {
 561                         gtk_entry_set_text(GTK_ENTRY(c->location),
 562                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 563
 564                         if (c->hover_uri != NULL)
 565                                 g_free(c->hover_uri);
 566                         c->hover_uri = NULL;
 567                 }
 568         }
 569 }
 570
 571 gboolean
 572 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 573 {
 574         if (event->type == GDK_KEY_PRESS)
 575         {
 576                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 577                 {
 578                         switch (((GdkEventKey *)event)->keyval)
 579                         {
 580                                 case GDK_KEY_d:  /* close window (left hand) */
 581                                         gtk_widget_hide(dm.win);
 582                                         return TRUE;
 583                         }
 584                 }
 585         }
 586
 587         return FALSE;
 588 }
 589
 590 gboolean
 591 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 592 {
 593         struct Client *c = (struct Client *)data;
 594         const gchar *t;
 595         gchar *f;
 596
 597         if (event->type == GDK_KEY_PRESS)
 598         {
 599                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 600                 {
 601                         switch (((GdkEventKey *)event)->keyval)
 602                         {
 603                                 case GDK_KEY_q:  /* close window (left hand) */
 604                                         gtk_widget_destroy(c->win);
 605                                         return TRUE;
 606                                 case GDK_KEY_d:  /* download manager (left hand) */
 607                                         gtk_widget_show_all(dm.win);
 608                                         return TRUE;
 609                                 case GDK_KEY_r:  /* reload (left hand) */
 610                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 611                                                                             c->web_view));
 612                                         return TRUE;
 613                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 614                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 615                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 616                                         return TRUE;
 617                         }
 618                 }
 619                 else
 620                 {
 621                         switch (((GdkEventKey *)event)->keyval)
 622                         {
 623                                 case GDK_KEY_Return:
 624                                         gtk_widget_grab_focus(c->web_view);
 625                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 626                                         if (t != NULL && t[0] == '/')
 627                                         {
 628                                                 if (search_text != NULL)
 629                                                         g_free(search_text);
 630                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 631                                                 search(c, 1);
 632                                         }
 633                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 634                                         {
 635                                                 f = ensure_uri_scheme(t);
 636                                                 if (show_all_requests)
 637                                                         fprintf(stderr, "====> %s\n", f);
 638                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 639                                                 g_free(f);
 640                                         }
 641                                         return TRUE;
 642                                 case GDK_KEY_Escape:
 643                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 644                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 645                                                            (t == NULL ? __NAME__ : t));
 646                                         return TRUE;
 647                         }
 648                 }
 649         }
 650
 651         return FALSE;
 652 }
 653
 654 gboolean
 655 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 656 {
 657         struct Client *c = (struct Client *)data;
 658         gchar *f;
 659         gfloat z;
 660         gboolean b;
 661
 662         if (event->type == GDK_KEY_PRESS)
 663         {
 664                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 665                 {
 666                         switch (((GdkEventKey *)event)->keyval)
 667                         {
 668                                 case GDK_KEY_q:  /* close window (left hand) */
 669                                         gtk_widget_destroy(c->win);
 670                                         return TRUE;
 671                                 case GDK_KEY_w:  /* home (left hand) */
 672                                         f = ensure_uri_scheme(home_uri);
 673                                         if (show_all_requests)
 674                                                 fprintf(stderr, "====> %s\n", f);
 675                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 676                                         g_free(f);
 677                                         return TRUE;
 678                                 case GDK_KEY_e:  /* new tab (left hand) */
 679                                         f = ensure_uri_scheme(home_uri);
 680                                         if (show_all_requests)
 681                                                 fprintf(stderr, "====> %s\n", f);
 682                                         client_new(f);
 683                                         g_free(f);
 684                                         return TRUE;
 685                                 case GDK_KEY_r:  /* reload (left hand) */
 686                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 687                                                                             c->web_view));
 688                                         return TRUE;
 689 #if 0
 690                                 case GDK_KEY_s:  /* toggle source view (left hand) */
 691                                         b = webkit_web_view_get_view_source_mode(WEBKIT_WEB_VIEW(
 692                                                                                  c->web_view));
 693                                         b = !b;
 694                                         webkit_web_view_set_view_source_mode(WEBKIT_WEB_VIEW(
 695                                                                              c->web_view), b);
 696                                         webkit_web_view_reload(WEBKIT_WEB_VIEW(c->web_view));
 697                                         return TRUE;
 698 #endif
 699                                 case GDK_KEY_d:  /* download manager (left hand) */
 700                                         gtk_widget_show_all(dm.win);
 701                                         return TRUE;
 702                                 case GDK_KEY_2:  /* search forward (left hand) */
 703                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 704                                         search(c, 1);
 705                                         return TRUE;
 706                                 case GDK_KEY_3:  /* search backward (left hand) */
 707                                         search(c, -1);
 708                                         return TRUE;
 709                                 case GDK_KEY_l:  /* location (BOTH hands) */
 710                                         gtk_widget_grab_focus(c->location);
 711                                         return TRUE;
 712                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 713                                         gtk_widget_grab_focus(c->location);
 714                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 715                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 716                                         return TRUE;
 717                         }
 718                 }
 719                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 720                 {
 721                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 722                         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 723                 }
 724         }
 725         else if (event->type == GDK_BUTTON_PRESS)
 726         {
 727                 switch (((GdkEventButton *)event)->button)
 728                 {
 729                         case 2:
 730                                 if (c->hover_uri != NULL)
 731                                 {
 732                                         client_new(c->hover_uri);
 733                                         return TRUE;
 734                                 }
 735                                 break;
 736                         case 8:
 737                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 738                                 return TRUE;
 739                         case 9:
 740                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 741                                 return TRUE;
 742                 }
 743         }
 744         else if (event->type == GDK_SCROLL)
 745         {
 746                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 747                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 748                 {
 749                         switch (((GdkEventScroll *)event)->direction)
 750                         {
 751                                 case GDK_SCROLL_UP:
 752                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 753                                         z += 0.1;
 754                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 755                                         return TRUE;
 756                                 case GDK_SCROLL_DOWN:
 757                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 758                                         z -= 0.1;
 759                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 760                                         return TRUE;
 761                                 default:
 762                                         break;
 763                         }
 764                 }
 765         }
 766
 767         return FALSE;
 768 }
 769
 770 void
 771 keywords_load(void)
 772 {
 773         GError *err = NULL;
 774         GIOChannel *channel = NULL;
 775         gchar *path = NULL, *buf = NULL;
 776         gchar **tokens = NULL;
 777
 778         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 779
 780         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 781                                 NULL);
 782         channel = g_io_channel_new_file(path, "r", &err);
 783         if (channel != NULL)
 784         {
 785                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 786                        == G_IO_STATUS_NORMAL)
 787                 {
 788                         g_strstrip(buf);
 789                         if (buf[0] != '#')
 790                         {
 791                                 tokens = g_strsplit(buf, " ", 2);
 792                                 if (tokens[0] != NULL && tokens[1] != NULL)
 793                                         g_hash_table_insert(keywords, g_strdup(tokens[0]),
 794                                                             g_strdup(tokens[1]));
 795                                 g_strfreev(tokens);
 796                         }
 797                         g_free(buf);
 798                 }
 799                 g_io_channel_shutdown(channel, FALSE, NULL);
 800         }
 801         g_free(path);
 802 }
 803
 804 gboolean
 805 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 806 {
 807         gboolean ret = FALSE;
 808         gchar **tokens = NULL;
 809         gchar *val = NULL, *uri = NULL;
 810
 811         tokens = g_strsplit(t, " ", 2);
 812         if (tokens[0] != NULL && tokens[1] != NULL)
 813         {
 814                 val = g_hash_table_lookup(keywords, tokens[0]);
 815                 if (val != NULL)
 816                 {
 817                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 818                         if (show_all_requests)
 819                                 fprintf(stderr, "====> %s\n", uri);
 820                         webkit_web_view_load_uri(web_view, uri);
 821                         g_free(uri);
 822                         ret = TRUE;
 823                 }
 824         }
 825         g_strfreev(tokens);
 826
 827         return ret;
 828 }
 829
 830 gboolean
 831 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 832 {
 833         gchar *uri = NULL;
 834
 835         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 836         if (uri)
 837         {
 838                 g_strstrip(uri);
 839                 client_new(uri);
 840                 g_free(uri);
 841         }
 842         return TRUE;
 843 }
 844
 845 void
 846 search(gpointer data, gint direction)
 847 {
 848         struct Client *c = (struct Client *)data;
 849
 850         if (search_text == NULL)
 851                 return;
 852
 853         /*
 854         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 855                                     FALSE, direction == 1, TRUE);
 856                                                                 */
 857 }
 858
 859 Window
 860 tabbed_launch(void)
 861 {
 862         gint tabbed_stdout;
 863         GIOChannel *tabbed_stdout_channel;
 864         GError *err = NULL;
 865         gchar *output = NULL;
 866         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 867         Window plug_into;
 868
 869         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 870                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 871                                       &err))
 872         {
 873                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 874                 g_error_free(err);
 875                 return 0;
 876         }
 877
 878         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 879         if (tabbed_stdout_channel == NULL)
 880         {
 881                 fprintf(stderr, __NAME__": Could open tabbed's stdout\n");
 882                 return 0;
 883         }
 884         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 885         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 886         if (output == NULL)
 887         {
 888                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 889                 return 0;
 890         }
 891         g_strstrip(output);
 892         plug_into = strtol(output, NULL, 16);
 893         g_free(output);
 894         if (plug_into == 0)
 895                 fprintf(stderr, __NAME__": The XID from tabbed is 0\n");
 896         return plug_into;
 897 }
 898
 899 void
 900 usage(void)
 901 {
 902         fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n");
 903         exit(EXIT_FAILURE);
 904 }
 905
 906
 907 int
 908 main(int argc, char **argv)
 909 {
 910         int opt, i;
 911
 912         gtk_init(&argc, &argv);
 913
 914         grab_environment_configuration();
 915
 916         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 917         {
 918                 switch (opt)
 919                 {
 920                         case 'e':
 921                                 embed = atol(optarg);
 922                                 tabbed_automagic = FALSE;
 923                                 break;
 924                         case 'r':
 925                                 show_all_requests = TRUE;
 926                                 break;
 927                         case 'C':
 928                                 cooperative_instances = FALSE;
 929                                 break;
 930                         case 'T':
 931                                 tabbed_automagic = FALSE;
 932                                 break;
 933                         default:
 934                                 usage();
 935                 }
 936         }
 937
 938         keywords_load();
 939         cooperation_setup();
 940         downloadmanager_setup();
 941
 942         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 943                 embed = tabbed_launch();
 944
 945         if (optind >= argc)
 946                 client_new(home_uri);
 947         else
 948         {
 949                 for (i = optind; i < argc; i++)
 950                         client_new(argv[i]);
 951         }
 952
 953         if (!cooperative_instances || cooperative_alone)
 954                 gtk_main();
 955         exit(EXIT_SUCCESS);
 956 }