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