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 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 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 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(wc), "download-started",
 172                          G_CALLBACK(download_handle_start), c);
 173         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 174                          G_CALLBACK(key_web_view), c);
 175         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 176                          G_CALLBACK(key_web_view), c);
 177         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 178                          G_CALLBACK(key_web_view), c);
 179         g_signal_connect(G_OBJECT(c->web_view), "mouse-target-changed",
 180                          G_CALLBACK(hover_web_view), c);
 181
 182         if (!language_is_set && accepted_language[0] != NULL)
 183         {
 184                 webkit_web_context_set_preferred_languages(wc, accepted_language);
 185                 language_is_set = TRUE;
 186         }
 187
 188         if (user_agent != NULL)
 189                 g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))),
 190                              "user-agent", user_agent, NULL);
 191
 192         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 193
 194         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 195
 196         c->location = gtk_entry_new();
 197         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 198                          G_CALLBACK(key_location), c);
 199
 200         /* XXX Progress bars don't work/look as intended anymore. Level bars
 201          * are a dirty workaround (kind of). */
 202         c->progress = gtk_level_bar_new();
 203         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 204         gtk_widget_set_size_request(c->progress, 100, -1);
 205
 206         c->status = gtk_level_bar_new();
 207         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 208         gtk_widget_set_size_request(c->status, 20, -1);
 209
 210         c->top_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 211         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 212         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 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 decide_policy(WebKitWebView *web_view, WebKitPolicyDecision *decision,
 345               WebKitPolicyDecisionType type, gpointer data)
 346 {
 347         WebKitResponsePolicyDecision *r;
 348
 349         switch (type)
 350         {
 351                 case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
 352                         r = WEBKIT_RESPONSE_POLICY_DECISION(decision);
 353                         if (!webkit_response_policy_decision_is_mime_type_supported(r))
 354                                 webkit_policy_decision_download(decision);
 355                         else
 356                                 webkit_policy_decision_use(decision);
 357                         break;
 358                 default:
 359                         /* Use whatever default there is. */
 360                         return FALSE;
 361         }
 362         return TRUE;
 363 }
 364
 365 void
 366 download_handle_start(WebKitWebView *web_view, WebKitDownload *download,
 367                       gpointer data)
 368 {
 369         g_signal_connect(G_OBJECT(download), "decide-destination",
 370                          G_CALLBACK(download_handle), data);
 371 }
 372
 373 gboolean
 374 download_handle(WebKitDownload *download, gchar *suggested_filename, gpointer data)
 375 {
 376         struct Client *c = (struct Client *)data;
 377         gchar *path, *path2 = NULL, *uri;
 378         GtkToolItem *tb;
 379         int suffix = 1;
 380
 381         path = g_build_filename(download_dir, suggested_filename, NULL);
 382         path2 = g_strdup(path);
 383         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 384         {
 385                 g_free(path2);
 386
 387                 path2 = g_strdup_printf("%s.%d", path, suffix);
 388                 suffix++;
 389         }
 390
 391         if (suffix == 1000)
 392         {
 393                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 394                 webkit_download_cancel(download);
 395         }
 396         else
 397         {
 398                 uri = g_filename_to_uri(path2, NULL, NULL);
 399                 webkit_download_set_destination(download, uri);
 400                 g_free(uri);
 401
 402                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 1);
 403                 downloads_indicated++;
 404                 g_timeout_add(500, download_reset_indicator, c);
 405
 406                 tb = gtk_tool_button_new(NULL, NULL);
 407                 gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(tb), "gtk-delete");
 408                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), suggested_filename);
 409                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 410                 gtk_widget_show_all(dm.toolbar);
 411
 412                 g_signal_connect(G_OBJECT(download), "notify::estimated-progress",
 413                                  G_CALLBACK(changed_download_progress), tb);
 414
 415                 g_object_ref(download);
 416                 g_signal_connect(G_OBJECT(tb), "clicked",
 417                                  G_CALLBACK(downloadmanager_cancel), download);
 418         }
 419
 420         g_free(path);
 421         g_free(path2);
 422
 423         /* Propagate -- to whom it may concern. */
 424         return FALSE;
 425 }
 426
 427 gboolean
 428 download_reset_indicator(gpointer data)
 429 {
 430         struct Client *c = (struct Client *)data;
 431
 432         downloads_indicated--;
 433         if (downloads_indicated == 0)
 434                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 435
 436         return FALSE;
 437 }
 438
 439 void
 440 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 441 {
 442         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 443
 444         webkit_download_cancel(download);
 445         g_object_unref(download);
 446
 447         gtk_widget_destroy(GTK_WIDGET(tb));
 448 }
 449
 450 void
 451 downloadmanager_setup(void)
 452 {
 453         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 454         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 455         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 456         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 457         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 458                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 459         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 460                          G_CALLBACK(key_downloadmanager), NULL);
 461
 462         dm.toolbar = gtk_toolbar_new();
 463         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 464                                        GTK_ORIENTATION_VERTICAL);
 465         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 466         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 467
 468         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 469         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 470                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 471         gtk_container_add(GTK_CONTAINER(dm.scroll), dm.toolbar);
 472
 473         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 474 }
 475
 476 gchar *
 477 ensure_uri_scheme(const gchar *t)
 478 {
 479         gchar *f;
 480
 481         f = g_ascii_strdown(t, -1);
 482         if (!g_str_has_prefix(f, "http:") &&
 483             !g_str_has_prefix(f, "https:") &&
 484             !g_str_has_prefix(f, "file:") &&
 485             !g_str_has_prefix(f, "about:"))
 486         {
 487                 g_free(f);
 488                 f = g_strdup_printf("http://%s", t);
 489                 return f;
 490         }
 491         else
 492                 return g_strdup(t);
 493 }
 494
 495 void
 496 grab_environment_configuration(void)
 497 {
 498         const gchar *e;
 499
 500         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 501         if (e != NULL)
 502                 accepted_language[0] = g_strdup(e);
 503
 504         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 505         if (e != NULL)
 506                 download_dir = g_strdup(e);
 507
 508         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 509         if (e != NULL)
 510                 fifo_suffix = g_strdup(e);
 511
 512         e = g_getenv(__NAME_UPPERCASE__"_HOME_URI");
 513         if (e != NULL)
 514                 home_uri = g_strdup(e);
 515
 516         e = g_getenv(__NAME_UPPERCASE__"_USER_AGENT");
 517         if (e != NULL)
 518                 user_agent = g_strdup(e);
 519
 520         e = g_getenv(__NAME_UPPERCASE__"_WEB_EXTENSIONS_DIR");
 521         if (e != NULL)
 522                 web_extensions_dir = g_strdup(e);
 523         else
 524                 web_extensions_dir = g_build_filename(g_get_user_data_dir(), __NAME__,
 525                                                       "web_extensions", NULL);
 526
 527         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 528         if (e != NULL)
 529                 global_zoom = atof(e);
 530 }
 531
 532 void
 533 hover_web_view(WebKitWebView *web_view, WebKitHitTestResult *ht, guint modifiers,
 534                gpointer data)
 535 {
 536         struct Client *c = (struct Client *)data;
 537
 538         if (!gtk_widget_is_focus(c->location))
 539         {
 540                 if (webkit_hit_test_result_context_is_link(ht))
 541                 {
 542                         gtk_entry_set_text(GTK_ENTRY(c->location),
 543                                            webkit_hit_test_result_get_link_uri(ht));
 544
 545                         if (c->hover_uri != NULL)
 546                                 g_free(c->hover_uri);
 547                         c->hover_uri = g_strdup(webkit_hit_test_result_get_link_uri(ht));
 548                 }
 549                 else
 550                 {
 551                         gtk_entry_set_text(GTK_ENTRY(c->location),
 552                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 553
 554                         if (c->hover_uri != NULL)
 555                                 g_free(c->hover_uri);
 556                         c->hover_uri = NULL;
 557                 }
 558         }
 559 }
 560
 561 gboolean
 562 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 563 {
 564         if (event->type == GDK_KEY_PRESS)
 565         {
 566                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 567                 {
 568                         switch (((GdkEventKey *)event)->keyval)
 569                         {
 570                                 case GDK_KEY_d:  /* close window (left hand) */
 571                                         gtk_widget_hide(dm.win);
 572                                         return TRUE;
 573                         }
 574                 }
 575         }
 576
 577         return FALSE;
 578 }
 579
 580 gboolean
 581 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 582 {
 583         struct Client *c = (struct Client *)data;
 584         const gchar *t;
 585         gchar *f;
 586
 587         if (event->type == GDK_KEY_PRESS)
 588         {
 589                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 590                 {
 591                         switch (((GdkEventKey *)event)->keyval)
 592                         {
 593                                 case GDK_KEY_q:  /* close window (left hand) */
 594                                         gtk_widget_destroy(c->win);
 595                                         return TRUE;
 596                                 case GDK_KEY_d:  /* download manager (left hand) */
 597                                         gtk_widget_show_all(dm.win);
 598                                         return TRUE;
 599                                 case GDK_KEY_r:  /* reload (left hand) */
 600                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 601                                                                             c->web_view));
 602                                         return TRUE;
 603                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 604                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 605                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 606                                         return TRUE;
 607                         }
 608                 }
 609                 else
 610                 {
 611                         switch (((GdkEventKey *)event)->keyval)
 612                         {
 613                                 case GDK_KEY_Return:
 614                                         gtk_widget_grab_focus(c->web_view);
 615                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 616                                         if (t != NULL && t[0] == '/')
 617                                         {
 618                                                 if (search_text != NULL)
 619                                                         g_free(search_text);
 620                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 621                                                 search(c, 0);
 622                                         }
 623                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 624                                         {
 625                                                 f = ensure_uri_scheme(t);
 626                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 627                                                 g_free(f);
 628                                         }
 629                                         return TRUE;
 630                                 case GDK_KEY_Escape:
 631                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 632                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 633                                                            (t == NULL ? __NAME__ : t));
 634                                         return TRUE;
 635                         }
 636                 }
 637         }
 638
 639         return FALSE;
 640 }
 641
 642 gboolean
 643 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 644 {
 645         struct Client *c = (struct Client *)data;
 646         gdouble dx, dy;
 647         gchar *f;
 648         gfloat z;
 649
 650         if (event->type == GDK_KEY_PRESS)
 651         {
 652                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 653                 {
 654                         switch (((GdkEventKey *)event)->keyval)
 655                         {
 656                                 case GDK_KEY_q:  /* close window (left hand) */
 657                                         gtk_widget_destroy(c->win);
 658                                         return TRUE;
 659                                 case GDK_KEY_w:  /* home (left hand) */
 660                                         f = ensure_uri_scheme(home_uri);
 661                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 662                                         g_free(f);
 663                                         return TRUE;
 664                                 case GDK_KEY_e:  /* new tab (left hand) */
 665                                         f = ensure_uri_scheme(home_uri);
 666                                         client_new(f);
 667                                         g_free(f);
 668                                         return TRUE;
 669                                 case GDK_KEY_r:  /* reload (left hand) */
 670                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 671                                                                             c->web_view));
 672                                         return TRUE;
 673                                 case GDK_KEY_d:  /* download manager (left hand) */
 674                                         gtk_widget_show_all(dm.win);
 675                                         return TRUE;
 676                                 case GDK_KEY_2:  /* search forward (left hand) */
 677                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 678                                         search(c, 1);
 679                                         return TRUE;
 680                                 case GDK_KEY_3:  /* search backward (left hand) */
 681                                         search(c, -1);
 682                                         return TRUE;
 683                                 case GDK_KEY_l:  /* location (BOTH hands) */
 684                                         gtk_widget_grab_focus(c->location);
 685                                         return TRUE;
 686                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 687                                         gtk_widget_grab_focus(c->location);
 688                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 689                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 690                                         return TRUE;
 691                         }
 692                 }
 693                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 694                 {
 695                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 696                         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 697                 }
 698         }
 699         else if (event->type == GDK_BUTTON_PRESS)
 700         {
 701                 switch (((GdkEventButton *)event)->button)
 702                 {
 703                         case 2:
 704                                 if (c->hover_uri != NULL)
 705                                 {
 706                                         client_new(c->hover_uri);
 707                                         return TRUE;
 708                                 }
 709                                 break;
 710                         case 8:
 711                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 712                                 return TRUE;
 713                         case 9:
 714                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 715                                 return TRUE;
 716                 }
 717         }
 718         else if (event->type == GDK_SCROLL)
 719         {
 720                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 721                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 722                 {
 723                         gdk_event_get_scroll_deltas(event, &dx, &dy);
 724                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 725                         z += -dy * 0.1;
 726                         z = dx != 0 ? global_zoom : z;
 727                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 728                         return TRUE;
 729                 }
 730         }
 731
 732         return FALSE;
 733 }
 734
 735 void
 736 keywords_load(void)
 737 {
 738         GError *err = NULL;
 739         GIOChannel *channel = NULL;
 740         gchar *path = NULL, *buf = NULL;
 741         gchar **tokens = NULL;
 742
 743         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 744
 745         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 746                                 NULL);
 747         channel = g_io_channel_new_file(path, "r", &err);
 748         if (channel != NULL)
 749         {
 750                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 751                        == G_IO_STATUS_NORMAL)
 752                 {
 753                         g_strstrip(buf);
 754                         if (buf[0] != '#')
 755                         {
 756                                 tokens = g_strsplit(buf, " ", 2);
 757                                 if (tokens[0] != NULL && tokens[1] != NULL)
 758                                         g_hash_table_insert(keywords, g_strdup(tokens[0]),
 759                                                             g_strdup(tokens[1]));
 760                                 g_strfreev(tokens);
 761                         }
 762                         g_free(buf);
 763                 }
 764                 g_io_channel_shutdown(channel, FALSE, NULL);
 765         }
 766         g_free(path);
 767 }
 768
 769 gboolean
 770 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 771 {
 772         gboolean ret = FALSE;
 773         gchar **tokens = NULL;
 774         gchar *val = NULL, *uri = NULL;
 775
 776         tokens = g_strsplit(t, " ", 2);
 777         if (tokens[0] != NULL && tokens[1] != NULL)
 778         {
 779                 val = g_hash_table_lookup(keywords, tokens[0]);
 780                 if (val != NULL)
 781                 {
 782                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 783                         webkit_web_view_load_uri(web_view, uri);
 784                         g_free(uri);
 785                         ret = TRUE;
 786                 }
 787         }
 788         g_strfreev(tokens);
 789
 790         return ret;
 791 }
 792
 793 gboolean
 794 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 795 {
 796         gchar *uri = NULL;
 797
 798         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 799         if (uri)
 800         {
 801                 g_strstrip(uri);
 802                 client_new(uri);
 803                 g_free(uri);
 804         }
 805         return TRUE;
 806 }
 807
 808 void
 809 search(gpointer data, gint direction)
 810 {
 811         struct Client *c = (struct Client *)data;
 812         WebKitWebView *web_view = WEBKIT_WEB_VIEW(c->web_view);
 813         WebKitFindController *fc = webkit_web_view_get_find_controller(web_view);
 814
 815         if (search_text == NULL)
 816                 return;
 817
 818         switch (direction)
 819         {
 820                 case 0:
 821                         webkit_find_controller_search(fc, search_text,
 822                                                       WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE |
 823                                                       WEBKIT_FIND_OPTIONS_WRAP_AROUND,
 824                                                       G_MAXUINT);
 825                         break;
 826                 case 1:
 827                         webkit_find_controller_search_next(fc);
 828                         break;
 829                 case -1:
 830                         webkit_find_controller_search_previous(fc);
 831                         break;
 832         }
 833 }
 834
 835 Window
 836 tabbed_launch(void)
 837 {
 838         gint tabbed_stdout;
 839         GIOChannel *tabbed_stdout_channel;
 840         GError *err = NULL;
 841         gchar *output = NULL;
 842         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 843         Window plug_into;
 844
 845         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 846                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 847                                       &err))
 848         {
 849                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 850                 g_error_free(err);
 851                 return 0;
 852         }
 853
 854         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 855         if (tabbed_stdout_channel == NULL)
 856         {
 857                 fprintf(stderr, __NAME__": Could open tabbed's stdout\n");
 858                 return 0;
 859         }
 860         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 861         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 862         if (output == NULL)
 863         {
 864                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 865                 return 0;
 866         }
 867         g_strstrip(output);
 868         plug_into = strtol(output, NULL, 16);
 869         g_free(output);
 870         if (plug_into == 0)
 871                 fprintf(stderr, __NAME__": The XID from tabbed is 0\n");
 872         return plug_into;
 873 }
 874
 875 void
 876 usage(void)
 877 {
 878         fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n");
 879         exit(EXIT_FAILURE);
 880 }
 881
 882
 883 int
 884 main(int argc, char **argv)
 885 {
 886         int opt, i;
 887
 888         gtk_init(&argc, &argv);
 889
 890         grab_environment_configuration();
 891
 892         while ((opt = getopt(argc, argv, "e:CT")) != -1)
 893         {
 894                 switch (opt)
 895                 {
 896                         case 'e':
 897                                 embed = atol(optarg);
 898                                 tabbed_automagic = FALSE;
 899                                 break;
 900                         case 'C':
 901                                 cooperative_instances = FALSE;
 902                                 break;
 903                         case 'T':
 904                                 tabbed_automagic = FALSE;
 905                                 break;
 906                         default:
 907                                 usage();
 908                 }
 909         }
 910
 911         keywords_load();
 912         cooperation_setup();
 913         downloadmanager_setup();
 914
 915         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 916                 embed = tabbed_launch();
 917
 918         if (!cooperative_instances || cooperative_alone)
 919                 webkit_web_context_set_web_extensions_directory(webkit_web_context_get_default(),
 920                                                                 web_extensions_dir);
 921
 922         if (optind >= argc)
 923                 client_new(home_uri);
 924         else
 925         {
 926                 for (i = optind; i < argc; i++)
 927                         client_new(argv[i]);
 928         }
 929
 930         if (!cooperative_instances || cooperative_alone)
 931                 gtk_main();
 932         exit(EXIT_SUCCESS);
 933 }