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