browser.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <sys/types.h>
   4 #include <sys/stat.h>
   5 #include <fcntl.h>
   6 #include <string.h>
   7
   8 #include <gtk/gtk.h>
   9 #include <gtk/gtkx.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <gio/gio.h>
  12 #include <webkit2/webkit2.h>
  13
  14
  15 static void client_destroy(GtkWidget *, gpointer);
  16 static gboolean client_destroy_request(WebKitWebView *, gpointer);
  17 static WebKitWebView *client_new(const gchar *);
  18 static WebKitWebView *client_new_request(WebKitWebView *, WebKitNavigationAction *,
  19                                          gpointer);
  20 static void cooperation_setup(void);
  21 static void changed_download_progress(GObject *, GParamSpec *, gpointer);
  22 static void changed_load_progress(GObject *, GParamSpec *, gpointer);
  23 static void changed_title(GObject *, GParamSpec *, gpointer);
  24 static void changed_uri(GObject *, GParamSpec *, gpointer);
  25 static gboolean decide_policy(WebKitWebView *, WebKitPolicyDecision *,
  26                               WebKitPolicyDecisionType, gpointer);
  27 static gboolean download_handle(WebKitDownload *, gchar *, gpointer);
  28 static void download_handle_start(WebKitWebView *, WebKitDownload *, gpointer);
  29 static gboolean download_reset_indicator(gpointer);
  30 static void downloadmanager_cancel(GtkToolButton *, gpointer data);
  31 static void downloadmanager_setup(void);
  32 static gchar *ensure_uri_scheme(const gchar *);
  33 static void grab_environment_configuration(void);
  34 static void hover_web_view(WebKitWebView *, WebKitHitTestResult *, guint, gpointer);
  35 static gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer);
  36 static gboolean key_location(GtkWidget *, GdkEvent *, gpointer);
  37 static gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer);
  38 static void keywords_load(void);
  39 static gboolean keywords_try_search(WebKitWebView *, const gchar *);
  40 static gboolean remote_msg(GIOChannel *, GIOCondition, gpointer);
  41 static void search(gpointer, gint);
  42 static Window tabbed_launch(void);
  43 static void usage(void);
  44
  45
  46 struct Client
  47 {
  48         gchar *hover_uri;
  49         GtkWidget *location;
  50         GtkWidget *progress;
  51         GtkWidget *scroll;
  52         GtkWidget *status;
  53         GtkWidget *top_box;
  54         GtkWidget *vbox;
  55         GtkWidget *web_view;
  56         GtkWidget *win;
  57 };
  58
  59 struct DownloadManager
  60 {
  61         GtkWidget *scroll;
  62         GtkWidget *toolbar;
  63         GtkWidget *win;
  64 } dm;
  65
  66
  67 static gchar *accepted_language = "en-US";
  68 static gint clients = 0;
  69 static gboolean cooperative_alone = TRUE;
  70 static gboolean cooperative_instances = TRUE;
  71 static int cooperative_pipe_fp = 0;
  72 static gchar *download_dir = "/tmp";
  73 static gint downloads_indicated = 0;
  74 static Window embed = 0;
  75 static gchar *fifo_suffix = "main";
  76 static gdouble global_zoom = 1.0;
  77 static gchar *home_uri = "about:blank";
  78 static GHashTable *keywords = NULL;
  79 static gboolean language_is_set = FALSE;
  80 static gchar *search_text = NULL;
  81 static gboolean 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)
 189         {
 190                 /* XXX make this pretty */
 191                 const gchar *languages[2];
 192                 languages[0] = accepted_language;
 193                 languages[1] = NULL;
 194                 webkit_web_context_set_preferred_languages(wc, languages);
 195                 language_is_set = TRUE;
 196         }
 197
 198         if (user_agent != NULL)
 199                 g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))),
 200                              "user-agent", user_agent, NULL);
 201
 202         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 203
 204         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 205
 206         c->location = gtk_entry_new();
 207         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 208                          G_CALLBACK(key_location), c);
 209
 210         /* XXX Progress bars don't work/look as intended anymore. Level bars
 211          * are a dirty workaround (kind of). */
 212         c->progress = gtk_level_bar_new();
 213         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 214         gtk_widget_set_size_request(c->progress, 100, -1);
 215
 216         c->status = gtk_level_bar_new();
 217         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 218         gtk_widget_set_size_request(c->status, 20, -1);
 219
 220         c->top_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 221         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 222         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 223         gtk_box_pack_start(GTK_BOX(c->top_box), c->progress, FALSE, FALSE, 2);
 224
 225         c->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 226         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 227         gtk_box_pack_start(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 2);
 228
 229         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 230
 231         gtk_widget_grab_focus(c->web_view);
 232         gtk_widget_show_all(c->win);
 233
 234         if (uri != NULL)
 235         {
 236                 f = ensure_uri_scheme(uri);
 237                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 238                 g_free(f);
 239         }
 240
 241         clients++;
 242
 243         return WEBKIT_WEB_VIEW(c->web_view);
 244 }
 245
 246 WebKitWebView *
 247 client_new_request(WebKitWebView *web_view,
 248                    WebKitNavigationAction *navigation_action, gpointer data)
 249 {
 250         return client_new(NULL);
 251 }
 252
 253 void
 254 cooperation_setup(void)
 255 {
 256         GIOChannel *towatch;
 257         gchar *fifofilename, *fifopath;
 258
 259         fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", fifo_suffix);
 260         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 261         g_free(fifofilename);
 262
 263         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 264                 mkfifo(fifopath, 0600);
 265
 266         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 267         if (!cooperative_pipe_fp)
 268         {
 269                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 270         }
 271         else
 272         {
 273                 if (write(cooperative_pipe_fp, "", 0) == -1)
 274                 {
 275                         /* Could not do an empty write to the FIFO which means there's
 276                          * no one listening. */
 277                         close(cooperative_pipe_fp);
 278                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 279                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 280                 }
 281                 else
 282                         cooperative_alone = FALSE;
 283         }
 284
 285         g_free(fifopath);
 286 }
 287
 288 void
 289 changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 290 {
 291         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 292         WebKitURIResponse *resp;
 293         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 294         gdouble p, size_mb;
 295         const gchar *uri;
 296         gchar *t, *filename, *base;
 297
 298         p = webkit_download_get_estimated_progress(download) * 100;
 299         resp = webkit_download_get_response(download);
 300         size_mb = webkit_uri_response_get_content_length(resp) / 1e6;
 301
 302         uri = webkit_download_get_destination(download);
 303         filename = g_filename_from_uri(uri, NULL, NULL);
 304         if (filename == NULL)
 305         {
 306                 /* This really should not happen because WebKit uses that URI to
 307                  * write to a file... */
 308                 fprintf(stderr, __NAME__": Could not construct file name from URI!\n");
 309                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)",
 310                                     webkit_uri_response_get_uri(resp), p, size_mb);
 311         }
 312         else
 313         {
 314                 base = g_path_get_basename(filename);
 315                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb);
 316                 g_free(filename);
 317                 g_free(base);
 318         }
 319         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 320         g_free(t);
 321 }
 322
 323 void
 324 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 325 {
 326         struct Client *c = (struct Client *)data;
 327         gdouble p;
 328
 329         p = webkit_web_view_get_estimated_load_progress(WEBKIT_WEB_VIEW(c->web_view));
 330         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), p);
 331 }
 332
 333 void
 334 changed_title(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_title(WEBKIT_WEB_VIEW(c->web_view));
 340         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 341 }
 342
 343 void
 344 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 345 {
 346         const gchar *t;
 347         struct Client *c = (struct Client *)data;
 348
 349         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 350         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 351 }
 352
 353 gboolean
 354 decide_policy(WebKitWebView *web_view, WebKitPolicyDecision *decision,
 355               WebKitPolicyDecisionType type, gpointer data)
 356 {
 357         WebKitResponsePolicyDecision *r;
 358
 359         switch (type)
 360         {
 361                 case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
 362                         r = WEBKIT_RESPONSE_POLICY_DECISION(decision);
 363                         if (!webkit_response_policy_decision_is_mime_type_supported(r))
 364                                 webkit_policy_decision_download(decision);
 365                         else
 366                                 webkit_policy_decision_use(decision);
 367                         break;
 368                 default:
 369                         /* Use whatever default there is. */
 370                         return FALSE;
 371         }
 372         return TRUE;
 373 }
 374
 375 void
 376 download_handle_start(WebKitWebView *web_view, WebKitDownload *download,
 377                       gpointer data)
 378 {
 379         g_signal_connect(G_OBJECT(download), "decide-destination",
 380                          G_CALLBACK(download_handle), data);
 381 }
 382
 383 gboolean
 384 download_handle(WebKitDownload *download, gchar *suggested_filename, gpointer data)
 385 {
 386         struct Client *c = (struct Client *)data;
 387         gchar *path, *path2 = NULL, *uri;
 388         GtkToolItem *tb;
 389         int suffix = 1;
 390
 391         path = g_build_filename(download_dir, suggested_filename, NULL);
 392         path2 = g_strdup(path);
 393         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 394         {
 395                 g_free(path2);
 396
 397                 path2 = g_strdup_printf("%s.%d", path, suffix);
 398                 suffix++;
 399         }
 400
 401         if (suffix == 1000)
 402         {
 403                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 404                 webkit_download_cancel(download);
 405         }
 406         else
 407         {
 408                 uri = g_filename_to_uri(path2, NULL, NULL);
 409                 webkit_download_set_destination(download, uri);
 410                 g_free(uri);
 411
 412                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 1);
 413                 downloads_indicated++;
 414                 g_timeout_add(500, download_reset_indicator, c);
 415
 416                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 417                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), suggested_filename);
 418                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 419                 gtk_widget_show_all(dm.toolbar);
 420
 421                 g_signal_connect(G_OBJECT(download), "notify::estimated-progress",
 422                                  G_CALLBACK(changed_download_progress), tb);
 423
 424                 g_object_ref(download);
 425                 g_signal_connect(G_OBJECT(tb), "clicked",
 426                                  G_CALLBACK(downloadmanager_cancel), download);
 427         }
 428
 429         g_free(path);
 430         g_free(path2);
 431
 432         /* Propagate -- to whom it may concern. */
 433         return FALSE;
 434 }
 435
 436 gboolean
 437 download_reset_indicator(gpointer data)
 438 {
 439         struct Client *c = (struct Client *)data;
 440
 441         downloads_indicated--;
 442         if (downloads_indicated == 0)
 443                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 444
 445         return FALSE;
 446 }
 447
 448 void
 449 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 450 {
 451         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 452
 453         webkit_download_cancel(download);
 454         g_object_unref(download);
 455
 456         gtk_widget_destroy(GTK_WIDGET(tb));
 457 }
 458
 459 void
 460 downloadmanager_setup(void)
 461 {
 462         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 463         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 464         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 465         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 466         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 467                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 468         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 469                          G_CALLBACK(key_downloadmanager), NULL);
 470
 471         dm.toolbar = gtk_toolbar_new();
 472         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 473                                        GTK_ORIENTATION_VERTICAL);
 474         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 475         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 476
 477         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 478         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 479                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 480         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 481                                               dm.toolbar);
 482
 483         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 484 }
 485
 486 gchar *
 487 ensure_uri_scheme(const gchar *t)
 488 {
 489         gchar *f;
 490
 491         f = g_ascii_strdown(t, -1);
 492         if (!g_str_has_prefix(f, "http:") &&
 493             !g_str_has_prefix(f, "https:") &&
 494             !g_str_has_prefix(f, "file:") &&
 495             !g_str_has_prefix(f, "about:"))
 496         {
 497                 g_free(f);
 498                 f = g_strdup_printf("http://%s", t);
 499                 return f;
 500         }
 501         else
 502                 return g_strdup(t);
 503 }
 504
 505 void
 506 grab_environment_configuration(void)
 507 {
 508         const gchar *e;
 509
 510         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 511         if (e != NULL)
 512                 accepted_language = g_strdup(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__"_ZOOM");
 531         if (e != NULL)
 532                 global_zoom = atof(e);
 533 }
 534
 535 void
 536 hover_web_view(WebKitWebView *web_view, WebKitHitTestResult *ht, guint modifiers,
 537                gpointer data)
 538 {
 539         struct Client *c = (struct Client *)data;
 540
 541         if (!gtk_widget_is_focus(c->location))
 542         {
 543                 if (webkit_hit_test_result_context_is_link(ht))
 544                 {
 545                         gtk_entry_set_text(GTK_ENTRY(c->location),
 546                                            webkit_hit_test_result_get_link_uri(ht));
 547
 548                         if (c->hover_uri != NULL)
 549                                 g_free(c->hover_uri);
 550                         c->hover_uri = g_strdup(webkit_hit_test_result_get_link_uri(ht));
 551                 }
 552                 else
 553                 {
 554                         gtk_entry_set_text(GTK_ENTRY(c->location),
 555                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 556
 557                         if (c->hover_uri != NULL)
 558                                 g_free(c->hover_uri);
 559                         c->hover_uri = NULL;
 560                 }
 561         }
 562 }
 563
 564 gboolean
 565 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 566 {
 567         if (event->type == GDK_KEY_PRESS)
 568         {
 569                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 570                 {
 571                         switch (((GdkEventKey *)event)->keyval)
 572                         {
 573                                 case GDK_KEY_d:  /* close window (left hand) */
 574                                         gtk_widget_hide(dm.win);
 575                                         return TRUE;
 576                         }
 577                 }
 578         }
 579
 580         return FALSE;
 581 }
 582
 583 gboolean
 584 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 585 {
 586         struct Client *c = (struct Client *)data;
 587         const gchar *t;
 588         gchar *f;
 589
 590         if (event->type == GDK_KEY_PRESS)
 591         {
 592                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 593                 {
 594                         switch (((GdkEventKey *)event)->keyval)
 595                         {
 596                                 case GDK_KEY_q:  /* close window (left hand) */
 597                                         gtk_widget_destroy(c->win);
 598                                         return TRUE;
 599                                 case GDK_KEY_d:  /* download manager (left hand) */
 600                                         gtk_widget_show_all(dm.win);
 601                                         return TRUE;
 602                                 case GDK_KEY_r:  /* reload (left hand) */
 603                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 604                                                                             c->web_view));
 605                                         return TRUE;
 606                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 607                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 608                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 609                                         return TRUE;
 610                         }
 611                 }
 612                 else
 613                 {
 614                         switch (((GdkEventKey *)event)->keyval)
 615                         {
 616                                 case GDK_KEY_Return:
 617                                         gtk_widget_grab_focus(c->web_view);
 618                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 619                                         if (t != NULL && t[0] == '/')
 620                                         {
 621                                                 if (search_text != NULL)
 622                                                         g_free(search_text);
 623                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 624                                                 search(c, 0);
 625                                         }
 626                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 627                                         {
 628                                                 f = ensure_uri_scheme(t);
 629                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 630                                                 g_free(f);
 631                                         }
 632                                         return TRUE;
 633                                 case GDK_KEY_Escape:
 634                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 635                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 636                                                            (t == NULL ? __NAME__ : t));
 637                                         return TRUE;
 638                         }
 639                 }
 640         }
 641
 642         return FALSE;
 643 }
 644
 645 gboolean
 646 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 647 {
 648         struct Client *c = (struct Client *)data;
 649         gchar *f;
 650         gfloat z;
 651         gboolean b;
 652
 653         if (event->type == GDK_KEY_PRESS)
 654         {
 655                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 656                 {
 657                         switch (((GdkEventKey *)event)->keyval)
 658                         {
 659                                 case GDK_KEY_q:  /* close window (left hand) */
 660                                         gtk_widget_destroy(c->win);
 661                                         return TRUE;
 662                                 case GDK_KEY_w:  /* home (left hand) */
 663                                         f = ensure_uri_scheme(home_uri);
 664                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 665                                         g_free(f);
 666                                         return TRUE;
 667                                 case GDK_KEY_e:  /* new tab (left hand) */
 668                                         f = ensure_uri_scheme(home_uri);
 669                                         client_new(f);
 670                                         g_free(f);
 671                                         return TRUE;
 672                                 case GDK_KEY_r:  /* reload (left hand) */
 673                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 674                                                                             c->web_view));
 675                                         return TRUE;
 676 #if 0
 677                                 case GDK_KEY_s:  /* toggle source view (left hand) */
 678                                         b = webkit_web_view_get_view_source_mode(WEBKIT_WEB_VIEW(
 679                                                                                  c->web_view));
 680                                         b = !b;
 681                                         webkit_web_view_set_view_source_mode(WEBKIT_WEB_VIEW(
 682                                                                              c->web_view), b);
 683                                         webkit_web_view_reload(WEBKIT_WEB_VIEW(c->web_view));
 684                                         return TRUE;
 685 #endif
 686                                 case GDK_KEY_d:  /* download manager (left hand) */
 687                                         gtk_widget_show_all(dm.win);
 688                                         return TRUE;
 689                                 case GDK_KEY_2:  /* search forward (left hand) */
 690                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 691                                         search(c, 1);
 692                                         return TRUE;
 693                                 case GDK_KEY_3:  /* search backward (left hand) */
 694                                         search(c, -1);
 695                                         return TRUE;
 696                                 case GDK_KEY_l:  /* location (BOTH hands) */
 697                                         gtk_widget_grab_focus(c->location);
 698                                         return TRUE;
 699                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 700                                         gtk_widget_grab_focus(c->location);
 701                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 702                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 703                                         return TRUE;
 704                         }
 705                 }
 706                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 707                 {
 708                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 709                         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 710                 }
 711         }
 712         else if (event->type == GDK_BUTTON_PRESS)
 713         {
 714                 switch (((GdkEventButton *)event)->button)
 715                 {
 716                         case 2:
 717                                 if (c->hover_uri != NULL)
 718                                 {
 719                                         client_new(c->hover_uri);
 720                                         return TRUE;
 721                                 }
 722                                 break;
 723                         case 8:
 724                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 725                                 return TRUE;
 726                         case 9:
 727                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 728                                 return TRUE;
 729                 }
 730         }
 731         else if (event->type == GDK_SCROLL)
 732         {
 733                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 734                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 735                 {
 736                         switch (((GdkEventScroll *)event)->direction)
 737                         {
 738                                 case GDK_SCROLL_UP:
 739                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 740                                         z += 0.1;
 741                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 742                                         return TRUE;
 743                                 case GDK_SCROLL_DOWN:
 744                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 745                                         z -= 0.1;
 746                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 747                                         return TRUE;
 748                                 default:
 749                                         break;
 750                         }
 751                 }
 752         }
 753
 754         return FALSE;
 755 }
 756
 757 void
 758 keywords_load(void)
 759 {
 760         GError *err = NULL;
 761         GIOChannel *channel = NULL;
 762         gchar *path = NULL, *buf = NULL;
 763         gchar **tokens = NULL;
 764
 765         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 766
 767         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 768                                 NULL);
 769         channel = g_io_channel_new_file(path, "r", &err);
 770         if (channel != NULL)
 771         {
 772                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 773                        == G_IO_STATUS_NORMAL)
 774                 {
 775                         g_strstrip(buf);
 776                         if (buf[0] != '#')
 777                         {
 778                                 tokens = g_strsplit(buf, " ", 2);
 779                                 if (tokens[0] != NULL && tokens[1] != NULL)
 780                                         g_hash_table_insert(keywords, g_strdup(tokens[0]),
 781                                                             g_strdup(tokens[1]));
 782                                 g_strfreev(tokens);
 783                         }
 784                         g_free(buf);
 785                 }
 786                 g_io_channel_shutdown(channel, FALSE, NULL);
 787         }
 788         g_free(path);
 789 }
 790
 791 gboolean
 792 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 793 {
 794         gboolean ret = FALSE;
 795         gchar **tokens = NULL;
 796         gchar *val = NULL, *uri = NULL;
 797
 798         tokens = g_strsplit(t, " ", 2);
 799         if (tokens[0] != NULL && tokens[1] != NULL)
 800         {
 801                 val = g_hash_table_lookup(keywords, tokens[0]);
 802                 if (val != NULL)
 803                 {
 804                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 805                         webkit_web_view_load_uri(web_view, uri);
 806                         g_free(uri);
 807                         ret = TRUE;
 808                 }
 809         }
 810         g_strfreev(tokens);
 811
 812         return ret;
 813 }
 814
 815 gboolean
 816 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 817 {
 818         gchar *uri = NULL;
 819
 820         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 821         if (uri)
 822         {
 823                 g_strstrip(uri);
 824                 client_new(uri);
 825                 g_free(uri);
 826         }
 827         return TRUE;
 828 }
 829
 830 void
 831 search(gpointer data, gint direction)
 832 {
 833         struct Client *c = (struct Client *)data;
 834         WebKitWebView *web_view = WEBKIT_WEB_VIEW(c->web_view);
 835         WebKitFindController *fc = webkit_web_view_get_find_controller(web_view);
 836
 837         if (search_text == NULL)
 838                 return;
 839
 840         switch (direction)
 841         {
 842                 case 0:
 843                         webkit_find_controller_search(fc, search_text,
 844                                                       WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE |
 845                                                       WEBKIT_FIND_OPTIONS_WRAP_AROUND,
 846                                                       G_MAXUINT);
 847                         break;
 848                 case 1:
 849                         webkit_find_controller_search_next(fc);
 850                         break;
 851                 case -1:
 852                         webkit_find_controller_search_previous(fc);
 853                         break;
 854         }
 855 }
 856
 857 Window
 858 tabbed_launch(void)
 859 {
 860         gint tabbed_stdout;
 861         GIOChannel *tabbed_stdout_channel;
 862         GError *err = NULL;
 863         gchar *output = NULL;
 864         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 865         Window plug_into;
 866
 867         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 868                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 869                                       &err))
 870         {
 871                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 872                 g_error_free(err);
 873                 return 0;
 874         }
 875
 876         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 877         if (tabbed_stdout_channel == NULL)
 878         {
 879                 fprintf(stderr, __NAME__": Could open tabbed's stdout\n");
 880                 return 0;
 881         }
 882         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 883         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 884         if (output == NULL)
 885         {
 886                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 887                 return 0;
 888         }
 889         g_strstrip(output);
 890         plug_into = strtol(output, NULL, 16);
 891         g_free(output);
 892         if (plug_into == 0)
 893                 fprintf(stderr, __NAME__": The XID from tabbed is 0\n");
 894         return plug_into;
 895 }
 896
 897 void
 898 usage(void)
 899 {
 900         fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n");
 901         exit(EXIT_FAILURE);
 902 }
 903
 904
 905 int
 906 main(int argc, char **argv)
 907 {
 908         int opt, i;
 909
 910         gtk_init(&argc, &argv);
 911
 912         grab_environment_configuration();
 913
 914         while ((opt = getopt(argc, argv, "e:CT")) != -1)
 915         {
 916                 switch (opt)
 917                 {
 918                         case 'e':
 919                                 embed = atol(optarg);
 920                                 tabbed_automagic = FALSE;
 921                                 break;
 922                         case 'C':
 923                                 cooperative_instances = FALSE;
 924                                 break;
 925                         case 'T':
 926                                 tabbed_automagic = FALSE;
 927                                 break;
 928                         default:
 929                                 usage();
 930                 }
 931         }
 932
 933         keywords_load();
 934         cooperation_setup();
 935         downloadmanager_setup();
 936
 937         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 938                 embed = tabbed_launch();
 939
 940         if (optind >= argc)
 941                 client_new(home_uri);
 942         else
 943         {
 944                 for (i = optind; i < argc; i++)
 945                         client_new(argv[i]);
 946         }
 947
 948         if (!cooperative_instances || cooperative_alone)
 949                 gtk_main();
 950         exit(EXIT_SUCCESS);
 951 }