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