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 <gdk/gdkx.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <gio/gio.h>
  12 #include <webkit/webkit.h>
  13
  14
  15 static void adblock(WebKitWebView *, WebKitWebFrame *, WebKitWebResource *,
  16                     WebKitNetworkRequest *, WebKitNetworkResponse *, gpointer);
  17 static void adblock_load(void);
  18 static void client_destroy(GtkWidget *obj, gpointer data);
  19 static gboolean client_destroy_request(WebKitWebView *, gpointer);
  20 static WebKitWebView *client_new(const gchar *uri);
  21 static WebKitWebView *client_new_request(WebKitWebView *, WebKitWebFrame *,
  22                                          gpointer);
  23 static void cooperation_setup(void);
  24 static void changed_load_progress(GObject *obj, GParamSpec *pspec,
  25                                   gpointer data);
  26 static void changed_title(GObject *, GParamSpec *, gpointer);
  27 static void changed_uri(GObject *, GParamSpec *, gpointer);
  28 static gboolean download_handle(WebKitWebView *, WebKitDownload *, gpointer);
  29 static gboolean download_reset_indicator(gpointer);
  30 static gboolean download_request(WebKitWebView *, WebKitWebFrame *,
  31                                  WebKitNetworkRequest *, gchar *,
  32                                  WebKitWebPolicyDecision *, gpointer);
  33 static void downloadmanager_cancel(GtkToolButton *, gpointer data);
  34 static void downloadmanager_progress(GObject *obj, GParamSpec *pspec,
  35                                      gpointer data);
  36 static void downloadmanager_setup(void);
  37 static gchar *ensure_url_scheme(const gchar *);
  38 static void grab_environment_configuration(void);
  39 static void hover_web_view(WebKitWebView *, gchar *, gchar *, gpointer);
  40 static gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer);
  41 static gboolean key_location(GtkWidget *, GdkEvent *, gpointer);
  42 static gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer);
  43 static void keywords_load(void);
  44 static gboolean keywords_try_search(WebKitWebView *, const gchar *);
  45 static gboolean remote_msg(GIOChannel *, GIOCondition, gpointer);
  46 static void search(gpointer, gint);
  47 static Window tabbed_launch(void);
  48 static void usage(void);
  49
  50
  51 struct Client
  52 {
  53         GtkWidget *location;
  54         GtkWidget *progress;
  55         GtkWidget *scroll;
  56         GtkWidget *status;
  57         GtkWidget *top_box;
  58         GtkWidget *vbox;
  59         GtkWidget *web_view;
  60         GtkWidget *win;
  61 };
  62
  63 struct DownloadManager
  64 {
  65         GtkWidget *scroll;
  66         GtkWidget *toolbar;
  67         GtkWidget *win;
  68 } dm;
  69
  70
  71 static gchar *accepted_language = "en-US";
  72 static GSList *adblock_patterns = NULL;
  73 static gint clients = 0;
  74 static gboolean cooperative_alone = TRUE;
  75 static gboolean cooperative_instances = TRUE;
  76 static int cooperative_pipe_fp = 0;
  77 static gchar *download_dir = "/tmp";
  78 static gint downloads_indicated = 0;
  79 static Window embed = 0;
  80 static gchar *first_uri = NULL;
  81 static gdouble global_zoom = 1.0;
  82 static GHashTable *keywords = NULL;
  83 static gboolean language_is_set = FALSE;
  84 static gchar *search_text = NULL;
  85 static gboolean show_all_requests = FALSE;
  86 static gboolean tabbed_automagic = TRUE;
  87
  88
  89 void
  90 adblock(WebKitWebView *web_view, WebKitWebFrame *frame,
  91         WebKitWebResource *resource, WebKitNetworkRequest *request,
  92         WebKitNetworkResponse *response, gpointer data)
  93 {
  94         GSList *it = adblock_patterns;
  95         const gchar *uri;
  96
  97         (void)web_view;
  98         (void)frame;
  99         (void)resource;
 100         (void)response;
 101         (void)data;
 102
 103         uri = webkit_network_request_get_uri(request);
 104         if (show_all_requests)
 105                 fprintf(stderr, "   -> %s\n", uri);
 106
 107         while (it)
 108         {
 109                 if (g_regex_match((GRegex *)(it->data), uri, 0, NULL))
 110                 {
 111                         webkit_network_request_set_uri(request, "about:blank");
 112                         if (show_all_requests)
 113                                 fprintf(stderr, "            BLOCKED!\n");
 114                         return;
 115                 }
 116                 it = g_slist_next(it);
 117         }
 118 }
 119
 120 void
 121 adblock_load(void)
 122 {
 123         GRegex *re = NULL;
 124         GError *err = NULL;
 125         GIOChannel *channel = NULL;
 126         gchar *path = NULL;
 127         gchar *buf = NULL;
 128
 129         path = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock.black",
 130                                 NULL);
 131         channel = g_io_channel_new_file(path, "r", &err);
 132         if (channel != NULL)
 133         {
 134                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 135                        == G_IO_STATUS_NORMAL)
 136                 {
 137                         g_strstrip(buf);
 138                         re = g_regex_new(buf,
 139                                          G_REGEX_CASELESS | G_REGEX_OPTIMIZE,
 140                                          G_REGEX_MATCH_PARTIAL, &err);
 141                         if (err != NULL)
 142                         {
 143                                 fprintf(stderr, __NAME__": Could not compile regex: %s\n", buf);
 144                                 g_error_free(err);
 145                                 err = NULL;
 146                         }
 147                         adblock_patterns = g_slist_append(adblock_patterns, re);
 148
 149                         g_free(buf);
 150                 }
 151         }
 152         g_io_channel_shutdown(channel, FALSE, NULL);
 153         g_free(path);
 154 }
 155
 156 void
 157 client_destroy(GtkWidget *obj, gpointer data)
 158 {
 159         struct Client *c = (struct Client *)data;
 160
 161         (void)obj;
 162         (void)data;
 163
 164         free(c);
 165         clients--;
 166
 167         if (clients == 0)
 168                 gtk_main_quit();
 169 }
 170
 171 gboolean
 172 client_destroy_request(WebKitWebView *web_view, gpointer data)
 173 {
 174         struct Client *c = (struct Client *)data;
 175
 176         (void)web_view;
 177
 178         gtk_widget_destroy(c->win);
 179
 180         return TRUE;
 181 }
 182
 183 WebKitWebView *
 184 client_new(const gchar *uri)
 185 {
 186         struct Client *c;
 187         gchar *f;
 188
 189         if (uri != NULL && cooperative_instances && !cooperative_alone)
 190         {
 191                 write(cooperative_pipe_fp, uri, strlen(uri));
 192                 write(cooperative_pipe_fp, "\n", 1);
 193                 return NULL;
 194         }
 195
 196         c = malloc(sizeof(struct Client));
 197         if (!c)
 198         {
 199                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 200                 exit(EXIT_FAILURE);
 201         }
 202
 203         c->win = NULL;
 204         if (embed != 0)
 205         {
 206                 c->win = gtk_plug_new(embed);
 207                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 208                 {
 209                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 210                         gtk_widget_destroy(c->win);
 211                         c->win = NULL;
 212                         embed = 0;
 213                 }
 214         }
 215
 216         if (c->win == NULL)
 217         {
 218                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 219                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 220         }
 221
 222         /* When using Gtk2, it only shows a white area when run in suckless'
 223          * tabbed. It appears we need to set a default window size for this
 224          * to work. This is not needed when using Gtk3. */
 225         gtk_window_set_default_size(GTK_WINDOW(c->win), 1024, 768);
 226
 227         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 228         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 229
 230         c->web_view = webkit_web_view_new();
 231
 232         /* XXX I really do want to enable this option. However, I get
 233          * reproducable crashes with it enabled. I've seen bug reports from
 234          * 2010 about this... WebKit crashes in libpixman, so maybe it's not
 235          * a WebKit issue.
 236          * Yeah, well. I'll turn it off for now. */
 237         /*webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(c->web_view), TRUE);*/
 238
 239         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), global_zoom);
 240         g_signal_connect(G_OBJECT(c->web_view), "notify::title",
 241                          G_CALLBACK(changed_title), c);
 242         g_signal_connect(G_OBJECT(c->web_view), "notify::uri",
 243                          G_CALLBACK(changed_uri), c);
 244         g_signal_connect(G_OBJECT(c->web_view), "notify::progress",
 245                          G_CALLBACK(changed_load_progress), c);
 246         g_signal_connect(G_OBJECT(c->web_view), "create-web-view",
 247                          G_CALLBACK(client_new_request), NULL);
 248         g_signal_connect(G_OBJECT(c->web_view), "close-web-view",
 249                          G_CALLBACK(client_destroy_request), c);
 250         g_signal_connect(G_OBJECT(c->web_view),
 251                          "mime-type-policy-decision-requested",
 252                          G_CALLBACK(download_request), NULL);
 253         g_signal_connect(G_OBJECT(c->web_view), "download-requested",
 254                          G_CALLBACK(download_handle), c);
 255         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 256                          G_CALLBACK(key_web_view), c);
 257         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 258                          G_CALLBACK(key_web_view), c);
 259         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 260                          G_CALLBACK(key_web_view), c);
 261         g_signal_connect(G_OBJECT(c->web_view), "hovering-over-link",
 262                          G_CALLBACK(hover_web_view), c);
 263         g_signal_connect(G_OBJECT(c->web_view), "resource-request-starting",
 264                          G_CALLBACK(adblock), NULL);
 265
 266         if (!language_is_set)
 267         {
 268                 g_object_set(webkit_get_default_session(), "accept-language",
 269                              accepted_language, NULL);
 270                 language_is_set = TRUE;
 271         }
 272
 273         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 274
 275         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 276
 277         c->location = gtk_entry_new();
 278         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 279                          G_CALLBACK(key_location), c);
 280
 281         c->progress = gtk_progress_bar_new();
 282         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 283
 284         c->status = gtk_progress_bar_new();
 285         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 286         gtk_widget_set_size_request(c->status, 20, -1);
 287
 288         c->top_box = gtk_hbox_new(FALSE, 0);
 289         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 290         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 291         gtk_box_pack_end(GTK_BOX(c->top_box), c->progress, FALSE, TRUE, 2);
 292
 293         c->vbox = gtk_vbox_new(FALSE, 0);
 294         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 295         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 296
 297         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 298
 299         gtk_widget_grab_focus(c->web_view);
 300         gtk_widget_show_all(c->win);
 301
 302         if (uri != NULL)
 303         {
 304                 f = ensure_url_scheme(uri);
 305                 if (show_all_requests)
 306                         fprintf(stderr, "====> %s\n", uri);
 307                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 308                 g_free(f);
 309         }
 310
 311         clients++;
 312
 313         return WEBKIT_WEB_VIEW(c->web_view);
 314 }
 315
 316 WebKitWebView *
 317 client_new_request(WebKitWebView *web_view, WebKitWebFrame *frame, gpointer data)
 318 {
 319         (void)web_view;
 320         (void)frame;
 321         (void)data;
 322
 323         return client_new(NULL);
 324 }
 325
 326 void
 327 cooperation_setup(void)
 328 {
 329         GIOChannel *towatch;
 330         const gchar *e;
 331         gchar *fifofilename;
 332         gchar *fifopath;
 333
 334         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 335         if (e != NULL)
 336                 fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", e);
 337         else
 338                 fifofilename = g_strdup(__NAME__".fifo");
 339         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 340         g_free(fifofilename);
 341
 342         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 343                 mkfifo(fifopath, 0600);
 344
 345         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 346         if (!cooperative_pipe_fp)
 347         {
 348                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 349         }
 350         else
 351         {
 352                 if (write(cooperative_pipe_fp, "", 0) == -1)
 353                 {
 354                         /* Could not do an empty write to the FIFO which means there's
 355                          * no one listening. */
 356                         close(cooperative_pipe_fp);
 357                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 358                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 359                 }
 360                 else
 361                         cooperative_alone = FALSE;
 362         }
 363
 364         g_free(fifopath);
 365 }
 366
 367 void
 368 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 369 {
 370         struct Client *c = (struct Client *)data;
 371         gdouble p;
 372
 373         (void)obj;
 374         (void)pspec;
 375
 376         p = webkit_web_view_get_progress(WEBKIT_WEB_VIEW(c->web_view));
 377         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), p);
 378 }
 379
 380 void
 381 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 382 {
 383         const gchar *t;
 384         struct Client *c = (struct Client *)data;
 385
 386         (void)obj;
 387         (void)pspec;
 388
 389         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 390         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 391 }
 392
 393 void
 394 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 395 {
 396         const gchar *t;
 397         struct Client *c = (struct Client *)data;
 398
 399         (void)obj;
 400         (void)pspec;
 401
 402         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 403         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 404 }
 405
 406 gboolean
 407 download_handle(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
 408 {
 409         struct Client *c = (struct Client *)data;
 410         gchar *path, *path2 = NULL, *uri;
 411         GtkToolItem *tb;
 412         gboolean ret;
 413         int suffix = 1;
 414
 415         (void)web_view;
 416         (void)data;
 417
 418         path = g_build_filename(download_dir,
 419                                 webkit_download_get_suggested_filename(download),
 420                                 NULL);
 421         path2 = g_strdup(path);
 422         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 423         {
 424                 g_free(path2);
 425
 426                 path2 = g_strdup_printf("%s.%d", path, suffix);
 427                 suffix++;
 428         }
 429
 430         if (suffix == 1000)
 431         {
 432                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 433                 ret = FALSE;
 434         }
 435         else
 436         {
 437                 uri = g_filename_to_uri(path2, NULL, NULL);
 438                 webkit_download_set_destination_uri(download, uri);
 439                 ret = TRUE;
 440                 g_free(uri);
 441
 442                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 1);
 443                 downloads_indicated++;
 444                 g_timeout_add(500, download_reset_indicator, c);
 445
 446                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 447                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb),
 448                                           webkit_download_get_suggested_filename(download));
 449                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 450                 gtk_widget_show_all(dm.toolbar);
 451
 452                 g_signal_connect(G_OBJECT(download), "notify::progress",
 453                                  G_CALLBACK(downloadmanager_progress), tb);
 454
 455                 g_object_ref(download);
 456                 g_signal_connect(G_OBJECT(tb), "clicked",
 457                                  G_CALLBACK(downloadmanager_cancel), download);
 458         }
 459
 460         g_free(path);
 461         g_free(path2);
 462
 463         return ret;
 464 }
 465
 466 gboolean
 467 download_reset_indicator(gpointer data)
 468 {
 469         struct Client *c = (struct Client *)data;
 470
 471         downloads_indicated--;
 472         if (downloads_indicated == 0)
 473                 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->status), 0);
 474
 475         return FALSE;
 476 }
 477
 478 gboolean
 479 download_request(WebKitWebView *web_view, WebKitWebFrame *frame,
 480                  WebKitNetworkRequest *request, gchar *mime_type,
 481                  WebKitWebPolicyDecision *policy_decision, gpointer data)
 482 {
 483         (void)frame;
 484         (void)request;
 485         (void)data;
 486
 487         if (!webkit_web_view_can_show_mime_type(web_view, mime_type))
 488         {
 489                 webkit_web_policy_decision_download(policy_decision);
 490                 return TRUE;
 491         }
 492         return FALSE;
 493 }
 494
 495 void
 496 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 497 {
 498         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 499
 500         webkit_download_cancel(download);
 501         g_object_unref(download);
 502
 503         gtk_widget_destroy(GTK_WIDGET(tb));
 504 }
 505
 506 void
 507 downloadmanager_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 508 {
 509         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 510         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 511         gdouble p;
 512         gchar *t;
 513
 514         (void)pspec;
 515
 516         p = webkit_download_get_progress(download) * 100;
 517         t = g_strdup_printf("%s (%.0f%%)",
 518                             webkit_download_get_suggested_filename(download),
 519                                                 p);
 520         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 521         g_free(t);
 522 }
 523
 524 void
 525 downloadmanager_setup(void)
 526 {
 527         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 528         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 529         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 530         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 531         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 532                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 533         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 534                          G_CALLBACK(key_downloadmanager), NULL);
 535
 536         dm.toolbar = gtk_toolbar_new();
 537         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 538                                        GTK_ORIENTATION_VERTICAL);
 539         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 540         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 541
 542         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 543         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 544                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 545         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 546                                               dm.toolbar);
 547
 548         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 549 }
 550
 551 gchar *
 552 ensure_url_scheme(const gchar *t)
 553 {
 554         gchar *f;
 555
 556         f = g_ascii_strdown(t, -1);
 557         if (!g_str_has_prefix(f, "http:") &&
 558             !g_str_has_prefix(f, "https:") &&
 559             !g_str_has_prefix(f, "file:") &&
 560             !g_str_has_prefix(f, "about:"))
 561         {
 562                 g_free(f);
 563                 f = g_strdup_printf("http://%s", t);
 564                 return f;
 565         }
 566         else
 567                 return g_strdup(t);
 568 }
 569
 570 void
 571 grab_environment_configuration(void)
 572 {
 573         const gchar *e;
 574
 575         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 576         if (e != NULL)
 577                 accepted_language = g_strdup(e);
 578
 579         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 580         if (e != NULL)
 581                 download_dir = g_strdup(e);
 582
 583         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 584         if (e != NULL)
 585                 global_zoom = atof(e);
 586 }
 587
 588 void
 589 hover_web_view(WebKitWebView *web_view, gchar *title, gchar *uri, gpointer data)
 590 {
 591         struct Client *c = (struct Client *)data;
 592
 593         (void)web_view;
 594         (void)title;
 595
 596         if (!gtk_widget_is_focus(c->location))
 597         {
 598                 if (uri == NULL)
 599                         gtk_entry_set_text(GTK_ENTRY(c->location),
 600                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 601                 else
 602                         gtk_entry_set_text(GTK_ENTRY(c->location), uri);
 603         }
 604 }
 605
 606 gboolean
 607 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 608 {
 609         (void)widget;
 610         (void)data;
 611
 612         if (event->type == GDK_KEY_PRESS)
 613         {
 614                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 615                 {
 616                         switch (((GdkEventKey *)event)->keyval)
 617                         {
 618                                 case GDK_KEY_q:  /* close window (left hand) */
 619                                         gtk_widget_hide(dm.win);
 620                                         return TRUE;
 621                         }
 622                 }
 623         }
 624
 625         return FALSE;
 626 }
 627
 628 gboolean
 629 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 630 {
 631         struct Client *c = (struct Client *)data;
 632         const gchar *t;
 633         gchar *f;
 634
 635         (void)widget;
 636
 637         if (event->type == GDK_KEY_PRESS)
 638         {
 639                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 640                 {
 641                         switch (((GdkEventKey *)event)->keyval)
 642                         {
 643                                 case GDK_KEY_q:  /* close window (left hand) */
 644                                         gtk_widget_destroy(c->win);
 645                                         return TRUE;
 646                                 case GDK_KEY_d:  /* download manager (left hand) */
 647                                         gtk_widget_show_all(dm.win);
 648                                         return TRUE;
 649                                 case GDK_KEY_r:  /* reload (left hand) */
 650                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 651                                                                             c->web_view));
 652                                         return TRUE;
 653                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 654                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 655                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 656                                         return TRUE;
 657                         }
 658                 }
 659                 else
 660                 {
 661                         switch (((GdkEventKey *)event)->keyval)
 662                         {
 663                                 case GDK_KEY_Return:
 664                                         gtk_widget_grab_focus(c->web_view);
 665                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 666                                         if (t != NULL && t[0] == '/')
 667                                         {
 668                                                 if (search_text != NULL)
 669                                                         g_free(search_text);
 670                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 671                                                 search(c, 1);
 672                                         }
 673                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 674                                         {
 675                                                 f = ensure_url_scheme(t);
 676                                                 if (show_all_requests)
 677                                                         fprintf(stderr, "====> %s\n", f);
 678                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 679                                                 g_free(f);
 680                                         }
 681                                         return TRUE;
 682                                 case GDK_KEY_Escape:
 683                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 684                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 685                                                            (t == NULL ? __NAME__ : t));
 686                                         return TRUE;
 687                         }
 688                 }
 689         }
 690
 691         return FALSE;
 692 }
 693
 694 gboolean
 695 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 696 {
 697         struct Client *c = (struct Client *)data;
 698         WebKitHitTestResultContext ht_context;
 699         WebKitHitTestResult *ht_result = NULL;
 700         gchar *ht_uri = NULL, *f;
 701         gfloat z;
 702
 703         (void)widget;
 704
 705         if (event->type == GDK_KEY_PRESS)
 706         {
 707                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 708                 {
 709                         switch (((GdkEventKey *)event)->keyval)
 710                         {
 711                                 case GDK_KEY_q:  /* close window (left hand) */
 712                                         gtk_widget_destroy(c->win);
 713                                         return TRUE;
 714                                 case GDK_KEY_w:  /* home (left hand) */
 715                                         f = ensure_url_scheme(first_uri);
 716                                         if (show_all_requests)
 717                                                 fprintf(stderr, "====> %s\n", f);
 718                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 719                                         g_free(f);
 720                                         return TRUE;
 721                                 case GDK_KEY_e:  /* new tab (left hand) */
 722                                         f = ensure_url_scheme(first_uri);
 723                                         if (show_all_requests)
 724                                                 fprintf(stderr, "====> %s\n", f);
 725                                         client_new(f);
 726                                         g_free(f);
 727                                         return TRUE;
 728                                 case GDK_KEY_r:  /* reload (left hand) */
 729                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 730                                                                             c->web_view));
 731                                         return TRUE;
 732                                 case GDK_KEY_d:  /* download manager (left hand) */
 733                                         gtk_widget_show_all(dm.win);
 734                                         return TRUE;
 735                                 case GDK_KEY_2:  /* search forward (left hand) */
 736                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 737                                         search(c, 1);
 738                                         return TRUE;
 739                                 case GDK_KEY_3:  /* search backward (left hand) */
 740                                         search(c, -1);
 741                                         return TRUE;
 742                                 case GDK_KEY_l:  /* location (BOTH hands) */
 743                                         gtk_widget_grab_focus(c->location);
 744                                         return TRUE;
 745                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 746                                         gtk_widget_grab_focus(c->location);
 747                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 748                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 749                                         return TRUE;
 750                         }
 751                 }
 752                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 753                 {
 754                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 755                         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(c->progress), 0);
 756                 }
 757         }
 758         else if (event->type == GDK_BUTTON_PRESS)
 759         {
 760                 switch (((GdkEventButton *)event)->button)
 761                 {
 762                         case 2:
 763                                 ht_result = webkit_web_view_get_hit_test_result(
 764                                                                    WEBKIT_WEB_VIEW(c->web_view),
 765                                                                        (GdkEventButton *)event);
 766                                 g_object_get(ht_result, "context", &ht_context, NULL);
 767                                 if (ht_context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
 768                                 {
 769                                         g_object_get(ht_result, "link-uri", &ht_uri, NULL);
 770                                         client_new(ht_uri);
 771                                         g_object_unref(ht_result);
 772                                         return TRUE;
 773                                 }
 774                                 g_object_unref(ht_result);
 775                                 break;
 776                         case 8:
 777                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 778                                 return TRUE;
 779                         case 9:
 780                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 781                                 return TRUE;
 782                 }
 783         }
 784         else if (event->type == GDK_SCROLL)
 785         {
 786                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 787                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 788                 {
 789                         switch (((GdkEventScroll *)event)->direction)
 790                         {
 791                                 case GDK_SCROLL_UP:
 792                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 793                                                                                      c->web_view));
 794                                         z += 0.1;
 795                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 796                                                                        z);
 797                                         return TRUE;
 798                                 case GDK_SCROLL_DOWN:
 799                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(
 800                                                                                      c->web_view));
 801                                         z -= 0.1;
 802                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view),
 803                                                                        z);
 804                                         return TRUE;
 805                                 default:
 806                                         break;
 807                         }
 808                 }
 809         }
 810
 811         return FALSE;
 812 }
 813
 814 void
 815 keywords_load(void)
 816 {
 817         GError *err = NULL;
 818         GIOChannel *channel = NULL;
 819         gchar *path = NULL;
 820         gchar *buf = NULL;
 821         gchar **tokens = NULL;
 822
 823         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 824
 825         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 826                                 NULL);
 827         channel = g_io_channel_new_file(path, "r", &err);
 828         if (channel != NULL)
 829         {
 830                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 831                        == G_IO_STATUS_NORMAL)
 832                 {
 833                         g_strstrip(buf);
 834                         if (buf[0] != '#')
 835                         {
 836                                 tokens = g_strsplit(buf, " ", 2);
 837                                 if (tokens[0] != NULL && tokens[1] != NULL)
 838                                         g_hash_table_insert(keywords, tokens[0], tokens[1]);
 839                                 else
 840                                         g_strfreev(tokens);
 841                         }
 842                         g_free(buf);
 843                 }
 844         }
 845         g_io_channel_shutdown(channel, FALSE, NULL);
 846         g_free(path);
 847 }
 848
 849 gboolean
 850 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 851 {
 852         gboolean ret = FALSE;
 853         gchar **tokens = NULL;
 854         gchar *val = NULL;
 855         gchar *uri = NULL;
 856
 857         tokens = g_strsplit(t, " ", 2);
 858         if (tokens[0] != NULL && tokens[1] != NULL)
 859         {
 860                 val = g_hash_table_lookup(keywords, tokens[0]);
 861                 if (val != NULL)
 862                 {
 863                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 864                         if (show_all_requests)
 865                                 fprintf(stderr, "====> %s\n", uri);
 866                         webkit_web_view_load_uri(web_view, uri);
 867                         g_free(uri);
 868                         ret = TRUE;
 869                 }
 870         }
 871         g_strfreev(tokens);
 872
 873         return ret;
 874 }
 875
 876 gboolean
 877 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 878 {
 879         gchar *uri = NULL;
 880
 881         (void)condition;
 882         (void)data;
 883
 884         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 885         if (uri)
 886         {
 887                 g_strstrip(uri);
 888                 client_new(uri);
 889                 g_free(uri);
 890         }
 891         return TRUE;
 892 }
 893
 894 void
 895 search(gpointer data, gint direction)
 896 {
 897         struct Client *c = (struct Client *)data;
 898
 899         if (search_text == NULL)
 900                 return;
 901
 902         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 903                                     FALSE, direction == 1, TRUE);
 904 }
 905
 906 Window
 907 tabbed_launch(void)
 908 {
 909         gint tabbed_stdout;
 910         GIOChannel *tabbed_stdout_channel;
 911         GError *err = NULL;
 912         gchar *output = NULL;
 913         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 914         Window plug_into;
 915
 916         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 917                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 918                                       &err))
 919         {
 920                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 921                 g_error_free(err);
 922                 return 0;
 923         }
 924
 925         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 926         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 927         if (output == NULL)
 928         {
 929                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 930                 return 0;
 931         }
 932
 933         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 934
 935         g_strstrip(output);
 936         plug_into = strtol(output, NULL, 16);
 937         g_free(output);
 938         return plug_into;
 939 }
 940
 941 void
 942 usage(void)
 943 {
 944         fprintf(stderr, "Usage: "__NAME__" [OPTION]... <URI>...\n");
 945         exit(EXIT_FAILURE);
 946 }
 947
 948
 949 int
 950 main(int argc, char **argv)
 951 {
 952         int opt, i;
 953
 954         gtk_init(&argc, &argv);
 955
 956         grab_environment_configuration();
 957
 958         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 959         {
 960                 switch (opt)
 961                 {
 962                         case 'e':
 963                                 embed = atol(optarg);
 964                                 tabbed_automagic = FALSE;
 965                                 break;
 966                         case 'r':
 967                                 show_all_requests = TRUE;
 968                                 break;
 969                         case 'C':
 970                                 cooperative_instances = FALSE;
 971                                 break;
 972                         case 'T':
 973                                 tabbed_automagic = FALSE;
 974                                 break;
 975                         default:
 976                                 usage();
 977                 }
 978         }
 979
 980         if (optind >= argc)
 981                 usage();
 982
 983         adblock_load();
 984         keywords_load();
 985         cooperation_setup();
 986         downloadmanager_setup();
 987
 988         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
 989                 embed = tabbed_launch();
 990
 991         first_uri = g_strdup(argv[optind]);
 992         for (i = optind; i < argc; i++)
 993                 client_new(argv[i]);
 994         if (!cooperative_instances || cooperative_alone)
 995                 gtk_main();
 996         exit(EXIT_SUCCESS);
 997 }