browser.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <sys/types.h>
   4 #include <sys/stat.h>
   5 #include <fcntl.h>
   6 #include <string.h>
   7
   8 #include <gtk/gtk.h>
   9 #include <gtk/gtkx.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <gio/gio.h>
  12 #include <webkit2/webkit2.h>
  13
  14
  15 #if 0
  16 static void adblock(WebKitWebView *, WebKitWebFrame *, WebKitWebResource *,
  17                     WebKitNetworkRequest *, WebKitNetworkResponse *, gpointer);
  18 static void adblock_load(void);
  19 #endif
  20 static void client_destroy(GtkWidget *, gpointer);
  21 static gboolean client_destroy_request(WebKitWebView *, gpointer);
  22 static WebKitWebView *client_new(const gchar *);
  23 static WebKitWebView *client_new_request(WebKitWebView *, WebKitNavigationAction *,
  24                                          gpointer);
  25 static void cooperation_setup(void);
  26 static void changed_download_progress(GObject *, GParamSpec *, gpointer);
  27 static void changed_load_progress(GObject *, GParamSpec *, gpointer);
  28 static void changed_title(GObject *, GParamSpec *, gpointer);
  29 static void changed_uri(GObject *, GParamSpec *, gpointer);
  30 static gboolean download_handle(WebKitWebView *, WebKitDownload *, gpointer);
  31 static gboolean download_reset_indicator(gpointer);
  32 /*
  33 static gboolean download_request(WebKitWebView *, WebKitWebFrame *,
  34                                  WebKitNetworkRequest *, gchar *,
  35                                  WebKitWebPolicyDecision *, gpointer);
  36                                                                  */
  37 static void downloadmanager_cancel(GtkToolButton *, gpointer data);
  38 static void downloadmanager_setup(void);
  39 static gchar *ensure_uri_scheme(const gchar *);
  40 static void grab_environment_configuration(void);
  41 static void hover_web_view(WebKitWebView *, gchar *, gchar *, gpointer);
  42 static gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer);
  43 static gboolean key_location(GtkWidget *, GdkEvent *, gpointer);
  44 static gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer);
  45 static void keywords_load(void);
  46 static gboolean keywords_try_search(WebKitWebView *, const gchar *);
  47 static gboolean remote_msg(GIOChannel *, GIOCondition, gpointer);
  48 static void search(gpointer, gint);
  49 static Window tabbed_launch(void);
  50 static void usage(void);
  51
  52
  53 struct Client
  54 {
  55         GtkWidget *location;
  56         GtkWidget *progress;
  57         GtkWidget *scroll;
  58         GtkWidget *status;
  59         GtkWidget *top_box;
  60         GtkWidget *vbox;
  61         GtkWidget *web_view;
  62         GtkWidget *win;
  63 };
  64
  65 struct DownloadManager
  66 {
  67         GtkWidget *scroll;
  68         GtkWidget *toolbar;
  69         GtkWidget *win;
  70 } dm;
  71
  72
  73 static gchar *accepted_language = "en-US";
  74 static GSList *adblock_patterns = NULL;
  75 static gint clients = 0;
  76 static gboolean cooperative_alone = TRUE;
  77 static gboolean cooperative_instances = TRUE;
  78 static int cooperative_pipe_fp = 0;
  79 static gchar *download_dir = "/tmp";
  80 static gint downloads_indicated = 0;
  81 static Window embed = 0;
  82 static gchar *fifo_suffix = "main";
  83 static gdouble global_zoom = 1.0;
  84 static gchar *home_uri = "about:blank";
  85 static GHashTable *keywords = NULL;
  86 static gboolean language_is_set = FALSE;
  87 static gchar *search_text = NULL;
  88 static gboolean show_all_requests = FALSE;
  89 static gboolean tabbed_automagic = TRUE;
  90 static gchar *user_agent = "Mozilla/5.0 (X11; U; Unix; en-US) "
  91                            "AppleWebKit/537.15 (KHTML, like Gecko) "
  92                            "Chrome/24.0.1295.0 "
  93                            "Safari/537.15 "__NAME_CAPITALIZED__"/git";
  94
  95
  96 #if 0
  97 void
  98 adblock(WebKitWebView *web_view, WebKitWebFrame *frame,
  99         WebKitWebResource *resource, WebKitNetworkRequest *request,
 100         WebKitNetworkResponse *response, gpointer data)
 101 {
 102         GSList *it = adblock_patterns;
 103         const gchar *uri;
 104
 105         uri = webkit_network_request_get_uri(request);
 106         if (show_all_requests)
 107                 fprintf(stderr, "   -> %s\n", uri);
 108
 109         while (it)
 110         {
 111                 if (g_regex_match((GRegex *)(it->data), uri, 0, NULL))
 112                 {
 113                         webkit_network_request_set_uri(request, "about:blank");
 114                         if (show_all_requests)
 115                                 fprintf(stderr, "            BLOCKED!\n");
 116                         return;
 117                 }
 118                 it = g_slist_next(it);
 119         }
 120 }
 121
 122 void
 123 adblock_load(void)
 124 {
 125         GRegex *re = NULL;
 126         GError *err = NULL;
 127         GIOChannel *channel = NULL;
 128         gchar *path = NULL, *buf = NULL;
 129
 130         path = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock.black",
 131                                 NULL);
 132         channel = g_io_channel_new_file(path, "r", &err);
 133         if (channel != NULL)
 134         {
 135                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 136                        == G_IO_STATUS_NORMAL)
 137                 {
 138                         g_strstrip(buf);
 139                         if (buf[0] != '#')
 140                         {
 141                                 re = g_regex_new(buf,
 142                                                  G_REGEX_CASELESS | G_REGEX_OPTIMIZE,
 143                                                  G_REGEX_MATCH_PARTIAL, &err);
 144                                 if (err != NULL)
 145                                 {
 146                                         fprintf(stderr, __NAME__": Could not compile regex: %s\n", buf);
 147                                         g_error_free(err);
 148                                         err = NULL;
 149                                 }
 150                                 else
 151                                         adblock_patterns = g_slist_append(adblock_patterns, re);
 152                         }
 153                         g_free(buf);
 154                 }
 155                 g_io_channel_shutdown(channel, FALSE, NULL);
 156         }
 157         g_free(path);
 158 }
 159 #endif
 160
 161 void
 162 client_destroy(GtkWidget *obj, gpointer data)
 163 {
 164         struct Client *c = (struct Client *)data;
 165
 166         g_signal_handlers_disconnect_by_func(G_OBJECT(c->web_view),
 167                                              changed_load_progress, c);
 168
 169         free(c);
 170         clients--;
 171
 172         if (clients == 0)
 173                 gtk_main_quit();
 174 }
 175
 176 gboolean
 177 client_destroy_request(WebKitWebView *web_view, gpointer data)
 178 {
 179         struct Client *c = (struct Client *)data;
 180
 181         gtk_widget_destroy(c->win);
 182
 183         return TRUE;
 184 }
 185
 186 WebKitWebView *
 187 client_new(const gchar *uri)
 188 {
 189         struct Client *c;
 190         WebKitWebContext *wc;
 191         gchar *f;
 192
 193         if (uri != NULL && cooperative_instances && !cooperative_alone)
 194         {
 195                 write(cooperative_pipe_fp, uri, strlen(uri));
 196                 write(cooperative_pipe_fp, "\n", 1);
 197                 return NULL;
 198         }
 199
 200         c = malloc(sizeof(struct Client));
 201         if (!c)
 202         {
 203                 fprintf(stderr, __NAME__": fatal: malloc failed\n");
 204                 exit(EXIT_FAILURE);
 205         }
 206
 207         c->win = NULL;
 208         if (embed != 0)
 209         {
 210                 c->win = gtk_plug_new(embed);
 211                 if (!gtk_plug_get_embedded(GTK_PLUG(c->win)))
 212                 {
 213                         fprintf(stderr, __NAME__": Can't plug-in to XID %ld.\n", embed);
 214                         gtk_widget_destroy(c->win);
 215                         c->win = NULL;
 216                         embed = 0;
 217                 }
 218         }
 219
 220         if (c->win == NULL)
 221         {
 222                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 223                 gtk_window_set_wmclass(GTK_WINDOW(c->win), __NAME__, __NAME_CAPITALIZED__);
 224         }
 225
 226         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(client_destroy), c);
 227         gtk_window_set_title(GTK_WINDOW(c->win), __NAME__);
 228
 229         c->web_view = webkit_web_view_new();
 230         wc = webkit_web_view_get_context(WEBKIT_WEB_VIEW(c->web_view));
 231
 232         /* XXX I really do want to enable this option. However, I get
 233          * reproducible 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::estimated-load-progress",
 245                          G_CALLBACK(changed_load_progress), c);
 246         g_signal_connect(G_OBJECT(c->web_view), "create",
 247                          G_CALLBACK(client_new_request), NULL);
 248         g_signal_connect(G_OBJECT(c->web_view), "close",
 249                          G_CALLBACK(client_destroy_request), c);
 250         /*
 251         g_signal_connect(G_OBJECT(c->web_view),
 252                          "mime-type-policy-decision-requested",
 253                          G_CALLBACK(download_request), NULL);
 254         */
 255         g_signal_connect(G_OBJECT(wc), "download-requested",
 256                          G_CALLBACK(download_handle), c);
 257         g_signal_connect(G_OBJECT(c->web_view), "key-press-event",
 258                          G_CALLBACK(key_web_view), c);
 259         g_signal_connect(G_OBJECT(c->web_view), "button-press-event",
 260                          G_CALLBACK(key_web_view), c);
 261         g_signal_connect(G_OBJECT(c->web_view), "scroll-event",
 262                          G_CALLBACK(key_web_view), c);
 263         g_signal_connect(G_OBJECT(c->web_view), "hovering-over-link",
 264                          G_CALLBACK(hover_web_view), c);
 265         /*
 266         g_signal_connect(G_OBJECT(c->web_view), "resource-request-starting",
 267                          G_CALLBACK(adblock), NULL);
 268                                          */
 269
 270         if (!language_is_set)
 271         {
 272                 /* XXX make this pretty */
 273                 const gchar *languages[2];
 274                 languages[0] = accepted_language;
 275                 languages[1] = NULL;
 276                 webkit_web_context_set_preferred_languages(wc, languages);
 277                 language_is_set = TRUE;
 278         }
 279
 280         /*
 281         g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))),
 282                      "user-agent", user_agent, NULL);
 283                                  */
 284
 285         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 286
 287         gtk_container_add(GTK_CONTAINER(c->scroll), c->web_view);
 288
 289         c->location = gtk_entry_new();
 290         g_signal_connect(G_OBJECT(c->location), "key-press-event",
 291                          G_CALLBACK(key_location), c);
 292
 293         /* XXX Progress bars don't work/look as intended anymore. Level bars
 294          * are a dirty workaround (kind of). */
 295         c->progress = gtk_level_bar_new();
 296         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 297         gtk_widget_set_size_request(c->progress, 100, -1);
 298
 299         c->status = gtk_level_bar_new();
 300         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 301         gtk_widget_set_size_request(c->status, 20, -1);
 302
 303         c->top_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 304         gtk_box_pack_start(GTK_BOX(c->top_box), c->status, FALSE, FALSE, 2);
 305         gtk_box_pack_start(GTK_BOX(c->top_box), c->location, TRUE, TRUE, 0);
 306         gtk_box_pack_start(GTK_BOX(c->top_box), c->progress, FALSE, FALSE, 2);
 307
 308         c->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 309         gtk_box_pack_start(GTK_BOX(c->vbox), c->top_box, FALSE, FALSE, 2);
 310         gtk_box_pack_start(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 2);
 311
 312         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 313
 314         gtk_widget_grab_focus(c->web_view);
 315         gtk_widget_show_all(c->win);
 316
 317         if (uri != NULL)
 318         {
 319                 f = ensure_uri_scheme(uri);
 320                 if (show_all_requests)
 321                         fprintf(stderr, "====> %s\n", uri);
 322                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 323                 g_free(f);
 324         }
 325
 326         clients++;
 327
 328         return WEBKIT_WEB_VIEW(c->web_view);
 329 }
 330
 331 WebKitWebView *
 332 client_new_request(WebKitWebView *web_view,
 333                    WebKitNavigationAction *navigation_action, gpointer data)
 334 {
 335         return client_new(NULL);
 336 }
 337
 338 void
 339 cooperation_setup(void)
 340 {
 341         GIOChannel *towatch;
 342         gchar *fifofilename, *fifopath;
 343
 344         fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", fifo_suffix);
 345         fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL);
 346         g_free(fifofilename);
 347
 348         if (!g_file_test(fifopath, G_FILE_TEST_EXISTS))
 349                 mkfifo(fifopath, 0600);
 350
 351         cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK);
 352         if (!cooperative_pipe_fp)
 353         {
 354                 fprintf(stderr, __NAME__": Can't open FIFO at all.\n");
 355         }
 356         else
 357         {
 358                 if (write(cooperative_pipe_fp, "", 0) == -1)
 359                 {
 360                         /* Could not do an empty write to the FIFO which means there's
 361                          * no one listening. */
 362                         close(cooperative_pipe_fp);
 363                         towatch = g_io_channel_new_file(fifopath, "r+", NULL);
 364                         g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL);
 365                 }
 366                 else
 367                         cooperative_alone = FALSE;
 368         }
 369
 370         g_free(fifopath);
 371 }
 372
 373 void
 374 changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 375 {
 376         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
 377         WebKitURIResponse *resp;
 378         GtkToolItem *tb = GTK_TOOL_ITEM(data);
 379         gdouble p, size_mb;
 380         const gchar *uri;
 381         gchar *t, *filename, *base;
 382
 383         p = webkit_download_get_estimated_progress(download) * 100;
 384         resp = webkit_download_get_response(download);
 385         size_mb = webkit_uri_response_get_content_length(resp) / 1e6;
 386
 387         uri = webkit_download_get_destination(download);
 388         filename = g_filename_from_uri(uri, NULL, NULL);
 389         if (filename == NULL)
 390         {
 391                 /* This really should not happen because WebKit uses that URI to
 392                  * write to a file... */
 393                 fprintf(stderr, __NAME__": Could not construct file name from URI!\n");
 394                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)",
 395                                     webkit_uri_response_get_uri(resp), p, size_mb);
 396         }
 397         else
 398         {
 399                 base = g_path_get_basename(filename);
 400                 t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb);
 401                 g_free(filename);
 402                 g_free(base);
 403         }
 404         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
 405         g_free(t);
 406 }
 407
 408 void
 409 changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data)
 410 {
 411         struct Client *c = (struct Client *)data;
 412         gdouble p;
 413
 414         p = webkit_web_view_get_estimated_load_progress(WEBKIT_WEB_VIEW(c->web_view));
 415         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), p);
 416 }
 417
 418 void
 419 changed_title(GObject *obj, GParamSpec *pspec, gpointer data)
 420 {
 421         const gchar *t;
 422         struct Client *c = (struct Client *)data;
 423
 424         t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view));
 425         gtk_window_set_title(GTK_WINDOW(c->win), (t == NULL ? __NAME__ : t));
 426 }
 427
 428 void
 429 changed_uri(GObject *obj, GParamSpec *pspec, gpointer data)
 430 {
 431         const gchar *t;
 432         struct Client *c = (struct Client *)data;
 433
 434         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 435         gtk_entry_set_text(GTK_ENTRY(c->location), (t == NULL ? __NAME__ : t));
 436 }
 437
 438 gboolean
 439 download_handle(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
 440 {
 441         struct Client *c = (struct Client *)data;
 442         WebKitURIResponse *resp;
 443         gchar *path, *path2 = NULL, *uri;
 444         GtkToolItem *tb;
 445         gboolean ret;
 446         int suffix = 1;
 447
 448         resp = webkit_download_get_response(download);
 449         path = g_build_filename(download_dir,
 450                                 webkit_uri_response_get_suggested_filename(resp),
 451                                 NULL);
 452         path2 = g_strdup(path);
 453         while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000)
 454         {
 455                 g_free(path2);
 456
 457                 path2 = g_strdup_printf("%s.%d", path, suffix);
 458                 suffix++;
 459         }
 460
 461         if (suffix == 1000)
 462         {
 463                 fprintf(stderr, __NAME__": Suffix reached limit for download.\n");
 464                 ret = FALSE;
 465         }
 466         else
 467         {
 468                 uri = g_filename_to_uri(path2, NULL, NULL);
 469                 webkit_download_set_destination(download, uri);
 470                 ret = TRUE;
 471                 g_free(uri);
 472
 473                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 1);
 474                 downloads_indicated++;
 475                 g_timeout_add(500, download_reset_indicator, c);
 476
 477                 tb = gtk_tool_button_new_from_stock(GTK_STOCK_DELETE);
 478                 gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb),
 479                                           webkit_uri_response_get_suggested_filename(resp));
 480                 gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 481                 gtk_widget_show_all(dm.toolbar);
 482
 483                 g_signal_connect(G_OBJECT(download), "notify::estimated-progress",
 484                                  G_CALLBACK(changed_download_progress), tb);
 485
 486                 g_object_ref(download);
 487                 g_signal_connect(G_OBJECT(tb), "clicked",
 488                                  G_CALLBACK(downloadmanager_cancel), download);
 489         }
 490
 491         g_free(path);
 492         g_free(path2);
 493
 494         return ret;
 495 }
 496
 497 gboolean
 498 download_reset_indicator(gpointer data)
 499 {
 500         struct Client *c = (struct Client *)data;
 501
 502         downloads_indicated--;
 503         if (downloads_indicated == 0)
 504                 gtk_level_bar_set_value(GTK_LEVEL_BAR(c->status), 0);
 505
 506         return FALSE;
 507 }
 508
 509 /*
 510 gboolean
 511 download_request(WebKitWebView *web_view, WebKitWebFrame *frame,
 512                  WebKitNetworkRequest *request, gchar *mime_type,
 513                  WebKitWebPolicyDecision *policy_decision, gpointer data)
 514 {
 515         if (!webkit_web_view_can_show_mime_type(web_view, mime_type))
 516         {
 517                 webkit_web_policy_decision_download(policy_decision);
 518                 return TRUE;
 519         }
 520         return FALSE;
 521 }
 522 */
 523
 524 void
 525 downloadmanager_cancel(GtkToolButton *tb, gpointer data)
 526 {
 527         WebKitDownload *download = WEBKIT_DOWNLOAD(data);
 528
 529         webkit_download_cancel(download);
 530         g_object_unref(download);
 531
 532         gtk_widget_destroy(GTK_WIDGET(tb));
 533 }
 534
 535 void
 536 downloadmanager_setup(void)
 537 {
 538         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 539         gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG);
 540         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 541         gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager");
 542         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 543                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 544         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 545                          G_CALLBACK(key_downloadmanager), NULL);
 546
 547         dm.toolbar = gtk_toolbar_new();
 548         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 549                                        GTK_ORIENTATION_VERTICAL);
 550         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 551         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 552
 553         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 554         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 555                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 556         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(dm.scroll),
 557                                               dm.toolbar);
 558
 559         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 560 }
 561
 562 gchar *
 563 ensure_uri_scheme(const gchar *t)
 564 {
 565         gchar *f;
 566
 567         f = g_ascii_strdown(t, -1);
 568         if (!g_str_has_prefix(f, "http:") &&
 569             !g_str_has_prefix(f, "https:") &&
 570             !g_str_has_prefix(f, "file:") &&
 571             !g_str_has_prefix(f, "about:"))
 572         {
 573                 g_free(f);
 574                 f = g_strdup_printf("http://%s", t);
 575                 return f;
 576         }
 577         else
 578                 return g_strdup(t);
 579 }
 580
 581 void
 582 grab_environment_configuration(void)
 583 {
 584         const gchar *e;
 585
 586         e = g_getenv(__NAME_UPPERCASE__"_ACCEPTED_LANGUAGE");
 587         if (e != NULL)
 588                 accepted_language = g_strdup(e);
 589
 590         e = g_getenv(__NAME_UPPERCASE__"_DOWNLOAD_DIR");
 591         if (e != NULL)
 592                 download_dir = g_strdup(e);
 593
 594         e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX");
 595         if (e != NULL)
 596                 fifo_suffix = g_strdup(e);
 597
 598         e = g_getenv(__NAME_UPPERCASE__"_HOME_URI");
 599         if (e != NULL)
 600                 home_uri = g_strdup(e);
 601
 602         e = g_getenv(__NAME_UPPERCASE__"_USER_AGENT");
 603         if (e != NULL)
 604                 user_agent = g_strdup(e);
 605
 606         e = g_getenv(__NAME_UPPERCASE__"_ZOOM");
 607         if (e != NULL)
 608                 global_zoom = atof(e);
 609 }
 610
 611 void
 612 hover_web_view(WebKitWebView *web_view, gchar *title, gchar *uri, gpointer data)
 613 {
 614         struct Client *c = (struct Client *)data;
 615
 616         if (!gtk_widget_is_focus(c->location))
 617         {
 618                 if (uri == NULL)
 619                         gtk_entry_set_text(GTK_ENTRY(c->location),
 620                                            webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)));
 621                 else
 622                         gtk_entry_set_text(GTK_ENTRY(c->location), uri);
 623         }
 624 }
 625
 626 gboolean
 627 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
 628 {
 629         if (event->type == GDK_KEY_PRESS)
 630         {
 631                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 632                 {
 633                         switch (((GdkEventKey *)event)->keyval)
 634                         {
 635                                 case GDK_KEY_d:  /* close window (left hand) */
 636                                         gtk_widget_hide(dm.win);
 637                                         return TRUE;
 638                         }
 639                 }
 640         }
 641
 642         return FALSE;
 643 }
 644
 645 gboolean
 646 key_location(GtkWidget *widget, GdkEvent *event, gpointer data)
 647 {
 648         struct Client *c = (struct Client *)data;
 649         const gchar *t;
 650         gchar *f;
 651
 652         if (event->type == GDK_KEY_PRESS)
 653         {
 654                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 655                 {
 656                         switch (((GdkEventKey *)event)->keyval)
 657                         {
 658                                 case GDK_KEY_q:  /* close window (left hand) */
 659                                         gtk_widget_destroy(c->win);
 660                                         return TRUE;
 661                                 case GDK_KEY_d:  /* download manager (left hand) */
 662                                         gtk_widget_show_all(dm.win);
 663                                         return TRUE;
 664                                 case GDK_KEY_r:  /* reload (left hand) */
 665                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 666                                                                             c->web_view));
 667                                         return TRUE;
 668                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 669                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 670                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 671                                         return TRUE;
 672                         }
 673                 }
 674                 else
 675                 {
 676                         switch (((GdkEventKey *)event)->keyval)
 677                         {
 678                                 case GDK_KEY_Return:
 679                                         gtk_widget_grab_focus(c->web_view);
 680                                         t = gtk_entry_get_text(GTK_ENTRY(c->location));
 681                                         if (t != NULL && t[0] == '/')
 682                                         {
 683                                                 if (search_text != NULL)
 684                                                         g_free(search_text);
 685                                                 search_text = g_strdup(t + 1);  /* XXX whacky */
 686                                                 search(c, 1);
 687                                         }
 688                                         else if (!keywords_try_search(WEBKIT_WEB_VIEW(c->web_view), t))
 689                                         {
 690                                                 f = ensure_uri_scheme(t);
 691                                                 if (show_all_requests)
 692                                                         fprintf(stderr, "====> %s\n", f);
 693                                                 webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 694                                                 g_free(f);
 695                                         }
 696                                         return TRUE;
 697                                 case GDK_KEY_Escape:
 698                                         t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view));
 699                                         gtk_entry_set_text(GTK_ENTRY(c->location),
 700                                                            (t == NULL ? __NAME__ : t));
 701                                         return TRUE;
 702                         }
 703                 }
 704         }
 705
 706         return FALSE;
 707 }
 708
 709 gboolean
 710 key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data)
 711 {
 712         struct Client *c = (struct Client *)data;
 713         WebKitHitTestResultContext ht_context;
 714         WebKitHitTestResult *ht_result = NULL;
 715         gchar *ht_uri = NULL, *f;
 716         gfloat z;
 717         gboolean b;
 718
 719         if (event->type == GDK_KEY_PRESS)
 720         {
 721                 if (((GdkEventKey *)event)->state & GDK_MOD1_MASK)
 722                 {
 723                         switch (((GdkEventKey *)event)->keyval)
 724                         {
 725                                 case GDK_KEY_q:  /* close window (left hand) */
 726                                         gtk_widget_destroy(c->win);
 727                                         return TRUE;
 728                                 case GDK_KEY_w:  /* home (left hand) */
 729                                         f = ensure_uri_scheme(home_uri);
 730                                         if (show_all_requests)
 731                                                 fprintf(stderr, "====> %s\n", f);
 732                                         webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f);
 733                                         g_free(f);
 734                                         return TRUE;
 735                                 case GDK_KEY_e:  /* new tab (left hand) */
 736                                         f = ensure_uri_scheme(home_uri);
 737                                         if (show_all_requests)
 738                                                 fprintf(stderr, "====> %s\n", f);
 739                                         client_new(f);
 740                                         g_free(f);
 741                                         return TRUE;
 742                                 case GDK_KEY_r:  /* reload (left hand) */
 743                                         webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(
 744                                                                             c->web_view));
 745                                         return TRUE;
 746 #if 0
 747                                 case GDK_KEY_s:  /* toggle source view (left hand) */
 748                                         b = webkit_web_view_get_view_source_mode(WEBKIT_WEB_VIEW(
 749                                                                                  c->web_view));
 750                                         b = !b;
 751                                         webkit_web_view_set_view_source_mode(WEBKIT_WEB_VIEW(
 752                                                                              c->web_view), b);
 753                                         webkit_web_view_reload(WEBKIT_WEB_VIEW(c->web_view));
 754                                         return TRUE;
 755 #endif
 756                                 case GDK_KEY_d:  /* download manager (left hand) */
 757                                         gtk_widget_show_all(dm.win);
 758                                         return TRUE;
 759                                 case GDK_KEY_2:  /* search forward (left hand) */
 760                                 case GDK_KEY_n:  /* search forward (maybe both hands) */
 761                                         search(c, 1);
 762                                         return TRUE;
 763                                 case GDK_KEY_3:  /* search backward (left hand) */
 764                                         search(c, -1);
 765                                         return TRUE;
 766                                 case GDK_KEY_l:  /* location (BOTH hands) */
 767                                         gtk_widget_grab_focus(c->location);
 768                                         return TRUE;
 769                                 case GDK_KEY_k:  /* initiate search (BOTH hands) */
 770                                         gtk_widget_grab_focus(c->location);
 771                                         gtk_entry_set_text(GTK_ENTRY(c->location), "/");
 772                                         gtk_editable_set_position(GTK_EDITABLE(c->location), -1);
 773                                         return TRUE;
 774                         }
 775                 }
 776                 else if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape)
 777                 {
 778                         webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view));
 779                         gtk_level_bar_set_value(GTK_LEVEL_BAR(c->progress), 0);
 780                 }
 781         }
 782         else if (event->type == GDK_BUTTON_PRESS)
 783         {
 784                 switch (((GdkEventButton *)event)->button)
 785                 {
 786 #if 0
 787                         case 2:
 788                                 ht_result = webkit_web_view_get_hit_test_result(
 789                                                                    WEBKIT_WEB_VIEW(c->web_view),
 790                                                                        (GdkEventButton *)event);
 791                                 g_object_get(ht_result, "context", &ht_context, NULL);
 792                                 if (ht_context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
 793                                 {
 794                                         g_object_get(ht_result, "link-uri", &ht_uri, NULL);
 795                                         client_new(ht_uri);
 796                                         g_object_unref(ht_result);
 797                                         return TRUE;
 798                                 }
 799                                 g_object_unref(ht_result);
 800                                 break;
 801 #endif
 802                         case 8:
 803                                 webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view));
 804                                 return TRUE;
 805                         case 9:
 806                                 webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view));
 807                                 return TRUE;
 808                 }
 809         }
 810         else if (event->type == GDK_SCROLL)
 811         {
 812                 if (((GdkEventScroll *)event)->state & GDK_MOD1_MASK ||
 813                     ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK)
 814                 {
 815                         switch (((GdkEventScroll *)event)->direction)
 816                         {
 817                                 case GDK_SCROLL_UP:
 818                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 819                                         z += 0.1;
 820                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 821                                         return TRUE;
 822                                 case GDK_SCROLL_DOWN:
 823                                         z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view));
 824                                         z -= 0.1;
 825                                         webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z);
 826                                         return TRUE;
 827                                 default:
 828                                         break;
 829                         }
 830                 }
 831         }
 832
 833         return FALSE;
 834 }
 835
 836 void
 837 keywords_load(void)
 838 {
 839         GError *err = NULL;
 840         GIOChannel *channel = NULL;
 841         gchar *path = NULL, *buf = NULL;
 842         gchar **tokens = NULL;
 843
 844         keywords = g_hash_table_new(g_str_hash, g_str_equal);
 845
 846         path = g_build_filename(g_get_user_config_dir(), __NAME__, "keywordsearch",
 847                                 NULL);
 848         channel = g_io_channel_new_file(path, "r", &err);
 849         if (channel != NULL)
 850         {
 851                 while (g_io_channel_read_line(channel, &buf, NULL, NULL, NULL)
 852                        == G_IO_STATUS_NORMAL)
 853                 {
 854                         g_strstrip(buf);
 855                         if (buf[0] != '#')
 856                         {
 857                                 tokens = g_strsplit(buf, " ", 2);
 858                                 if (tokens[0] != NULL && tokens[1] != NULL)
 859                                         g_hash_table_insert(keywords, g_strdup(tokens[0]),
 860                                                             g_strdup(tokens[1]));
 861                                 g_strfreev(tokens);
 862                         }
 863                         g_free(buf);
 864                 }
 865                 g_io_channel_shutdown(channel, FALSE, NULL);
 866         }
 867         g_free(path);
 868 }
 869
 870 gboolean
 871 keywords_try_search(WebKitWebView *web_view, const gchar *t)
 872 {
 873         gboolean ret = FALSE;
 874         gchar **tokens = NULL;
 875         gchar *val = NULL, *uri = NULL;
 876
 877         tokens = g_strsplit(t, " ", 2);
 878         if (tokens[0] != NULL && tokens[1] != NULL)
 879         {
 880                 val = g_hash_table_lookup(keywords, tokens[0]);
 881                 if (val != NULL)
 882                 {
 883                         uri = g_strdup_printf((gchar *)val, tokens[1]);
 884                         if (show_all_requests)
 885                                 fprintf(stderr, "====> %s\n", uri);
 886                         webkit_web_view_load_uri(web_view, uri);
 887                         g_free(uri);
 888                         ret = TRUE;
 889                 }
 890         }
 891         g_strfreev(tokens);
 892
 893         return ret;
 894 }
 895
 896 gboolean
 897 remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data)
 898 {
 899         gchar *uri = NULL;
 900
 901         g_io_channel_read_line(channel, &uri, NULL, NULL, NULL);
 902         if (uri)
 903         {
 904                 g_strstrip(uri);
 905                 client_new(uri);
 906                 g_free(uri);
 907         }
 908         return TRUE;
 909 }
 910
 911 void
 912 search(gpointer data, gint direction)
 913 {
 914         struct Client *c = (struct Client *)data;
 915
 916         if (search_text == NULL)
 917                 return;
 918
 919         /*
 920         webkit_web_view_search_text(WEBKIT_WEB_VIEW(c->web_view), search_text,
 921                                     FALSE, direction == 1, TRUE);
 922                                                                 */
 923 }
 924
 925 Window
 926 tabbed_launch(void)
 927 {
 928         gint tabbed_stdout;
 929         GIOChannel *tabbed_stdout_channel;
 930         GError *err = NULL;
 931         gchar *output = NULL;
 932         char *argv[] = { "tabbed", "-c", "-d", "-p", "s1", "-n", __NAME__, NULL };
 933         Window plug_into;
 934
 935         if (!g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
 936                                       NULL, NULL, NULL, &tabbed_stdout, NULL,
 937                                       &err))
 938         {
 939                 fprintf(stderr, __NAME__": Could not launch tabbed: %s\n", err->message);
 940                 g_error_free(err);
 941                 return 0;
 942         }
 943
 944         tabbed_stdout_channel = g_io_channel_unix_new(tabbed_stdout);
 945         if (tabbed_stdout_channel == NULL)
 946         {
 947                 fprintf(stderr, __NAME__": Could open tabbed's stdout\n");
 948                 return 0;
 949         }
 950         g_io_channel_read_line(tabbed_stdout_channel, &output, NULL, NULL, NULL);
 951         g_io_channel_shutdown(tabbed_stdout_channel, FALSE, NULL);
 952         if (output == NULL)
 953         {
 954                 fprintf(stderr, __NAME__": Could not read XID from tabbed\n");
 955                 return 0;
 956         }
 957         g_strstrip(output);
 958         plug_into = strtol(output, NULL, 16);
 959         g_free(output);
 960         if (plug_into == 0)
 961                 fprintf(stderr, __NAME__": The XID from tabbed is 0\n");
 962         return plug_into;
 963 }
 964
 965 void
 966 usage(void)
 967 {
 968         fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n");
 969         exit(EXIT_FAILURE);
 970 }
 971
 972
 973 int
 974 main(int argc, char **argv)
 975 {
 976         int opt, i;
 977
 978         gtk_init(&argc, &argv);
 979
 980         grab_environment_configuration();
 981
 982         while ((opt = getopt(argc, argv, "e:rCT")) != -1)
 983         {
 984                 switch (opt)
 985                 {
 986                         case 'e':
 987                                 embed = atol(optarg);
 988                                 tabbed_automagic = FALSE;
 989                                 break;
 990                         case 'r':
 991                                 show_all_requests = TRUE;
 992                                 break;
 993                         case 'C':
 994                                 cooperative_instances = FALSE;
 995                                 break;
 996                         case 'T':
 997                                 tabbed_automagic = FALSE;
 998                                 break;
 999                         default:
1000                                 usage();
1001                 }
1002         }
1003
1004         /*adblock_load();*/
1005         keywords_load();
1006         cooperation_setup();
1007         downloadmanager_setup();
1008
1009         if (tabbed_automagic && !(cooperative_instances && !cooperative_alone))
1010                 embed = tabbed_launch();
1011
1012         if (optind >= argc)
1013                 client_new(home_uri);
1014         else
1015         {
1016                 for (i = optind; i < argc; i++)
1017                         client_new(argv[i]);
1018         }
1019
1020         if (!cooperative_instances || cooperative_alone)
1021                 gtk_main();
1022         exit(EXIT_SUCCESS);
1023 }