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