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