src/main.c

   1 /*
   2  * Copyright (C) 2012-2013 jeanfi@gmail.com
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301 USA
  18  */
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include <getopt.h>
  23
  24 #include <sys/stat.h>
  25 #include <sys/types.h>
  26
  27 #include <json/json.h>
  28 #include <webkit/webkit.h>
  29 #include <glib/gi18n.h>
  30 #include <gtk/gtk.h>
  31
  32 #include <config.h>
  33 #include "http.h"
  34 #include <plog.h>
  35 #include "ttrss.h"
  36 #include "ttrss_ws.h"
  37 #include "webbrowser.h"
  38
  39 static const char *program_name;
  40 static GSettings *settings;
  41
  42 static GtkPaned *w_panel;
  43 static GtkLabel *w_headline_title;
  44 static GtkLabel *w_headline_date;
  45 static GtkWindow *window;
  46 static int model_state;
  47
  48 enum {
  49         COL_FEED_TITLE,
  50         COL_FEED_ID
  51 };
  52
  53 enum {
  54         COL_HEADLINE_TITLE,
  55         COL_HEADLINE_ID,
  56         COL_HEADLINE_DATE,
  57         COL_HEADLINE_EPOCH_TIME
  58 };
  59
  60 static struct option long_options[] = {
  61         {"version", no_argument, 0, 'v'},
  62         {"help", no_argument, 0, 'h'},
  63         {"debug", required_argument, 0, 'd'},
  64         {0, 0, 0, 0}
  65 };
  66
  67 static void print_version()
  68 {
  69         printf("prss %s\n", VERSION);
  70         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  71                  "License GPLv2: GNU GPL version 2 or later "
  72                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  73                  "This is free software: you are free to change and "
  74                  " redistribute it.\n"
  75                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  76                "2012-2013");
  77 }
  78
  79 static void print_help()
  80 {
  81         printf(_("Usage: %s [OPTION]...\n"), program_name);
  82
  83         puts(_("Prss is a GTK+ news reader for tt-rss."));
  84
  85         puts("");
  86         puts(_("Options:"));
  87         puts(_("  -h, --help          display this help and exit\n"
  88                "  -v, --version       display version information and exit"));
  89         puts("");
  90         puts(_("  -d, --debug=LEVEL   "
  91                "set the debug level, integer between 0 and 3"));
  92
  93         puts("");
  94
  95         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  96         puts("");
  97         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  98 }
  99
 100 GtkTreeView *w_feedtree;
 101 GtkTreeView *w_headlinetree;
 102
 103 static char *feed_get_formated_title(struct feed *f)
 104 {
 105         if (f->unread)
 106                 return g_strdup_printf("<b>%s (%d)</b>",
 107                                        f->title,
 108                                        f->unread);
 109         else
 110                 return strdup(f->title);
 111 }
 112
 113 void update()
 114 {
 115         struct feed **feeds, **cur;
 116         GtkListStore *model, *headline_model;
 117         GtkTreeIter iter;
 118         char *title;
 119
 120         model = GTK_LIST_STORE(gtk_tree_view_get_model(w_feedtree));
 121         headline_model
 122                 = GTK_LIST_STORE(gtk_tree_view_get_model(w_headlinetree));
 123
 124         log_debug("update(): clear feed tree.");
 125         model_state = 1;
 126         gtk_list_store_clear(model);
 127         gtk_list_store_clear(headline_model);
 128         log_debug("update(): clear feed tree done.");
 129         feeds = ttrss_get_feeds();
 130         cur = feeds;
 131         while (cur && *cur) {
 132                 title = feed_get_formated_title(*cur);
 133
 134                 gtk_list_store_append(model, &iter);
 135
 136                 gtk_list_store_set(model,
 137                                    &iter,
 138                                    COL_FEED_TITLE, title,
 139                                    COL_FEED_ID, (*cur)->id,
 140                                    -1);
 141                 g_free(title);
 142                 cur++;
 143         }
 144
 145         if (feeds)
 146                 ttrs_download_headline_content(feeds);
 147
 148         model_state = 0;
 149
 150         log_debug("update() done");
 151 }
 152
 153 void update_layout()
 154 {
 155         int layout;
 156
 157         layout = g_settings_get_int(settings, "layout");
 158
 159         switch (layout) {
 160         case 1:
 161                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 162                                                GTK_ORIENTATION_HORIZONTAL);
 163                 break;
 164         case 0:
 165         default:
 166                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 167                                                GTK_ORIENTATION_VERTICAL);
 168         }
 169 }
 170
 171 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 172 {
 173         log_debug("refresh_clicked_cbk()");
 174         update();
 175         log_debug("refresh_clicked_cbk() done");
 176 }
 177
 178 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 179 {
 180         GtkDialog *diag;
 181         GtkBuilder *builder;
 182         GtkEntry *login, *url, *pwd;
 183         GtkComboBox *layout;
 184
 185         log_debug("settings_activate_cbk()");
 186
 187         builder = gtk_builder_new();
 188
 189         gtk_builder_add_from_file
 190                 (builder,
 191                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 192                  NULL);
 193
 194         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 195
 196         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 197         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 198
 199         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 200         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 201
 202         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 203         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 204
 205         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 206                                                       "layout"));
 207
 208         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 209                                                             "layout"));
 210
 211         if (gtk_dialog_run(diag)) {
 212                 g_settings_set_int(settings,
 213                                    "layout",
 214                                    gtk_combo_box_get_active(layout));
 215
 216                 g_settings_set_string(settings,
 217                                       "password",
 218                                       gtk_entry_get_text(pwd));
 219                 g_settings_set_string(settings,
 220                                       "url",
 221                                       gtk_entry_get_text(url));
 222                 g_settings_set_string(settings,
 223                                       "user",
 224                                       gtk_entry_get_text(login));
 225
 226                 ttrss_set_config(g_settings_get_string(settings, "url"),
 227                                  g_settings_get_string(settings, "user"),
 228                                  g_settings_get_string(settings, "password"));
 229                 ws_open_session();
 230
 231                 update_layout();
 232                 update();
 233         }
 234
 235         gtk_widget_destroy(GTK_WIDGET(diag));
 236
 237         g_object_unref(G_OBJECT(builder));
 238 }
 239
 240 static struct feed *get_selected_feed()
 241 {
 242         GtkTreePath *path;
 243         GtkTreeViewColumn *cols;
 244         GtkTreeIter iter;
 245         GtkTreeModel *model;
 246         int id;
 247
 248         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 249
 250         if (path) {
 251                 model = gtk_tree_view_get_model(w_feedtree);
 252                 gtk_tree_model_get_iter(model, &iter, path);
 253                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 254
 255                 gtk_tree_path_free(path);
 256
 257                 return ttrss_get_feed(id);
 258         }
 259
 260         return NULL;
 261 }
 262
 263 static struct headline *get_selected_headline(GtkTreeIter *iter)
 264 {
 265         GtkTreePath *path;
 266         GtkTreeViewColumn *cols;
 267         GtkTreeModel *model;
 268         int id;
 269
 270         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 271
 272         if (path) {
 273                 model = gtk_tree_view_get_model(w_headlinetree);
 274                 gtk_tree_model_get_iter(model, iter, path);
 275                 gtk_tree_model_get(model, iter, 1, &id, -1);
 276
 277                 gtk_tree_path_free(path);
 278
 279                 return ttrss_get_headline(id);
 280         }
 281
 282         return NULL;
 283 }
 284
 285 static char *headline_get_formated_headline(struct headline *h)
 286 {
 287         if (h->unread)
 288                 return g_strdup_printf("<b>%s</b>", h->title);
 289         else
 290                 return strdup(h->title);
 291 }
 292
 293 static char *headline_get_date(struct headline *h)
 294 {
 295         struct tm *tmp;
 296         char date[200];
 297
 298         tmp = localtime(&h->date);
 299
 300         if (h->unread)
 301                 strftime(date, sizeof(date), "<b>%D</b>", tmp);
 302         else
 303                 strftime(date, sizeof(date), "%D", tmp);
 304
 305         return strdup(date);
 306 }
 307
 308 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 309 {
 310         GtkTreeIter iter;
 311         GtkTreeModel *headline_model;
 312         GtkListStore *headline_store;
 313         struct feed *feed;
 314         struct headline **headlines, *h;
 315         char *title, *date;
 316
 317         if (model_state)
 318                 return TRUE;
 319
 320         log_debug("feed_cursor_changed_cbk()");
 321
 322         feed = get_selected_feed();
 323
 324         if (feed) {
 325                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 326                 headline_store = GTK_LIST_STORE(headline_model);
 327                 model_state = 1;
 328                 gtk_list_store_clear(headline_store);
 329
 330                 if (feed) {
 331                         headlines = ttrss_feed_get_headlines(feed);
 332                         while (headlines && *headlines) {
 333                                 gtk_list_store_append(headline_store, &iter);
 334
 335                                 h = *headlines;
 336
 337                                 title = headline_get_formated_headline(h);
 338                                 date = headline_get_date(h);
 339
 340                                 gtk_list_store_set(headline_store,
 341                                                    &iter,
 342                                                    COL_HEADLINE_TITLE,
 343                                                    title,
 344                                                    COL_HEADLINE_ID,
 345                                                    h->id,
 346                                                    COL_HEADLINE_DATE,
 347                                                    date,
 348                                                    COL_HEADLINE_EPOCH_TIME,
 349                                                    h->date,
 350                                                    -1);
 351
 352                                 g_free(title);
 353                                 free(date);
 354
 355                                 headlines++;
 356                         }
 357                 }
 358
 359                 model_state = 0;
 360         }
 361
 362         return 1;
 363 }
 364
 365 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 366 {
 367         GtkTreeIter iter;
 368         GtkTreeModel *model;
 369         struct headline *headline;
 370         char *str, *date;
 371
 372         log_debug("headline_cursor_changed_cbk()");
 373
 374         if (model_state)
 375                 return TRUE;
 376
 377         headline = get_selected_headline(&iter);
 378
 379         if (headline) {
 380                 gtk_label_set_text(w_headline_title, headline->title);
 381                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 382
 383                 str = ttrss_get_headline_content(headline);
 384
 385                 if (str) {
 386                         web_load(str);
 387                         free(str);
 388                 } else {
 389                         web_load("");
 390                 }
 391
 392                 if (headline->unread) {
 393                         ttrss_set_article_unread(headline->id, 0);
 394                         headline->unread = 0;
 395                 }
 396
 397                 model = gtk_tree_view_get_model(w_headlinetree);
 398                 date = headline_get_date(headline);
 399                 gtk_list_store_set(GTK_LIST_STORE(model),
 400                                    &iter,
 401                                    COL_HEADLINE_TITLE, headline->title,
 402                                    COL_HEADLINE_DATE, date,
 403                                    COL_HEADLINE_EPOCH_TIME, headline->date,
 404                                    -1);
 405                 free(date);
 406         } else {
 407                 log_debug("headline not found");
 408         }
 409
 410         return TRUE;
 411 }
 412
 413 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 414 {
 415         GdkScreen *screen;
 416         GError *error;
 417         GtkTreeSelection *selection;
 418         GtkTreeModel *model;
 419         GtkTreeIter iter;
 420         struct headline *h;
 421         const char *url;
 422         int id;
 423
 424         printf("headline_row_activated_cbk()");
 425
 426         selection = gtk_tree_view_get_selection(w_headlinetree);
 427         model = gtk_tree_view_get_model(w_headlinetree);
 428
 429         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 430                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 431
 432                 h = ttrss_get_headline(id);
 433                 if (h) {
 434                         url = h->url;
 435
 436                         if (gtk_widget_has_screen(widget))
 437                                 screen = gtk_widget_get_screen(widget);
 438                         else
 439                                 screen = gdk_screen_get_default();
 440
 441                         error = NULL;
 442                         gtk_show_uri(screen, url,
 443                                      gtk_get_current_event_time(), &error);
 444                 }
 445         }
 446 }
 447
 448 static void save_settings()
 449 {
 450         int w, h, x, y;
 451
 452         gtk_window_get_size(window, &w, &h);
 453         gtk_window_get_position(window, &x, &y);
 454
 455         log_debug("save_settings(): x=%d, y=%d, w=%d, h=%d", x, y, w, h);
 456
 457         g_settings_set_int(settings, "window-x", x);
 458         g_settings_set_int(settings, "window-y", y);
 459         g_settings_set_int(settings, "window-width", w);
 460         g_settings_set_int(settings, "window-height", h);
 461
 462         g_settings_sync();
 463 }
 464
 465 gboolean
 466 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 467 {
 468         log_debug("window_delete_event_cbk");
 469
 470         save_settings();
 471         gtk_main_quit();
 472
 473         return TRUE;
 474 }
 475
 476 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 477 {
 478         log_debug("quit_activate_cbk");
 479
 480         save_settings();
 481         gtk_main_quit();
 482 }
 483
 484 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 485 {
 486         log_debug("help_activate_cbk");
 487
 488         gtk_show_about_dialog
 489                 (NULL,
 490                  "comments",
 491                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 492                  "copyright",
 493                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 494                  "logo-icon-name", "prss",
 495                  "program-name", "PRSS",
 496                  "title", _("About PRSS"),
 497                  "version", VERSION,
 498                  "website", PACKAGE_URL,
 499                  "website-label", _("PRSS Homepage"),
 500                  NULL);
 501 }
 502
 503 static void log_init()
 504 {
 505         char *home, *path, *dir;
 506
 507         home = getenv("HOME");
 508
 509         if (!home)
 510                 return ;
 511
 512         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 513         sprintf(dir, "%s/%s", home, ".prss");
 514         mkdir(dir, 0777);
 515
 516         path = malloc(strlen(dir)+1+strlen("log")+1);
 517         sprintf(path, "%s/%s", dir, "log");
 518
 519         log_open(path);
 520
 521         free(dir);
 522         free(path);
 523 }
 524
 525 int main(int argc, char **argv)
 526 {
 527         GtkWidget *panh;
 528         GtkBuilder *builder;
 529         int optc, cmdok, opti;
 530
 531         program_name = argv[0];
 532
 533         setlocale(LC_ALL, "");
 534
 535 #if ENABLE_NLS
 536         bindtextdomain(PACKAGE, LOCALEDIR);
 537         textdomain(PACKAGE);
 538 #endif
 539
 540         cmdok = 1;
 541         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 542                                    &opti)) != -1) {
 543                 switch (optc) {
 544                 case 'd':
 545                         log_level = atoi(optarg);
 546                         log_info(_("Enables debug mode."));
 547                         break;
 548                 case 'h':
 549                         print_help();
 550                         exit(EXIT_SUCCESS);
 551                 case 'v':
 552                         print_version();
 553                         exit(EXIT_SUCCESS);
 554                 default:
 555                         cmdok = 0;
 556                         break;
 557                 }
 558         }
 559
 560         if (!cmdok || optind != argc) {
 561                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 562                         program_name);
 563                 exit(EXIT_FAILURE);
 564         }
 565
 566         log_init();
 567
 568         ws_init();
 569
 570         gtk_init(NULL, NULL);
 571         settings = g_settings_new("prss");
 572
 573         ttrss_set_config(g_settings_get_string(settings, "url"),
 574                          g_settings_get_string(settings, "user"),
 575                          g_settings_get_string(settings, "password"));
 576         ws_open_session();
 577
 578         builder = gtk_builder_new();
 579         gtk_builder_add_from_file
 580                 (builder,
 581                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 582                  NULL);
 583         window = GTK_WINDOW(gtk_builder_get_object(builder, "window"));
 584
 585         gtk_window_set_default_size
 586                 (window,
 587                  g_settings_get_int(settings, "window-width"),
 588                  g_settings_get_int(settings, "window-height"));
 589         gtk_window_move(window,
 590                         g_settings_get_int(settings, "window-x"),
 591                         g_settings_get_int(settings, "window-y"));
 592
 593         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 594                                                           "feed_tree"));
 595         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 596                                                               "headline_tree"));
 597
 598         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 599         w_headline_title
 600                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 601         w_headline_date
 602                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 603
 604         gtk_builder_connect_signals(builder, NULL);
 605
 606         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 607
 608         webbrowser_init(GTK_STATUSBAR(gtk_builder_get_object
 609                                       (builder, "statusbar")));
 610
 611         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 612
 613         g_object_unref(G_OBJECT(builder));
 614
 615         gtk_widget_show_all(GTK_WIDGET(window));
 616         update_layout();
 617
 618         gtk_main();
 619
 620         exit(EXIT_SUCCESS);
 621 }