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