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         log_debug("update() done");
 138 }
 139
 140 void update_layout()
 141 {
 142         int layout;
 143
 144         layout = g_settings_get_int(settings, "layout");
 145
 146         switch (layout) {
 147         case 1:
 148                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 149                                                GTK_ORIENTATION_HORIZONTAL);
 150                 break;
 151         case 0:
 152         default:
 153                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 154                                                GTK_ORIENTATION_VERTICAL);
 155         }
 156 }
 157
 158 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 159 {
 160         log_debug("refresh_clicked_cbk()");
 161         update();
 162         log_debug("refresh_clicked_cbk() done");
 163 }
 164
 165 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 166 {
 167         GtkDialog *diag;
 168         GtkBuilder *builder;
 169         GtkEntry *login, *url, *pwd;
 170         GtkComboBox *layout;
 171
 172         log_debug("settings_activate_cbk()");
 173
 174         builder = gtk_builder_new();
 175
 176         gtk_builder_add_from_file
 177                 (builder,
 178                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 179                  NULL);
 180
 181         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 182
 183         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 184         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 185
 186         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 187         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 188
 189         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 190         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 191
 192         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 193                                                       "layout"));
 194
 195         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 196                                                             "layout"));
 197
 198         if (gtk_dialog_run(diag)) {
 199                 g_settings_set_int(settings,
 200                                    "layout",
 201                                    gtk_combo_box_get_active(layout));
 202
 203                 g_settings_set_string(settings,
 204                                       "password",
 205                                       gtk_entry_get_text(pwd));
 206                 g_settings_set_string(settings,
 207                                       "url",
 208                                       gtk_entry_get_text(url));
 209                 g_settings_set_string(settings,
 210                                       "user",
 211                                       gtk_entry_get_text(login));
 212
 213                 ttrss_set_config(g_settings_get_string(settings, "url"),
 214                                  g_settings_get_string(settings, "user"),
 215                                  g_settings_get_string(settings, "password"));
 216                 ws_open_session();
 217
 218                 update_layout();
 219                 update();
 220         }
 221
 222         gtk_widget_destroy(GTK_WIDGET(diag));
 223
 224         g_object_unref(G_OBJECT(builder));
 225 }
 226
 227 static struct feed *get_selected_feed()
 228 {
 229         GtkTreePath *path;
 230         GtkTreeViewColumn *cols;
 231         GtkTreeIter iter;
 232         GtkTreeModel *model;
 233         int id;
 234
 235         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 236
 237         if (path) {
 238                 model = gtk_tree_view_get_model(w_feedtree);
 239                 gtk_tree_model_get_iter(model, &iter, path);
 240                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 241
 242                 gtk_tree_path_free(path);
 243
 244                 return ttrss_get_feed(id);
 245         }
 246
 247         return NULL;
 248 }
 249
 250 static struct headline *get_selected_headline(GtkTreeIter *iter)
 251 {
 252         GtkTreePath *path;
 253         GtkTreeViewColumn *cols;
 254         GtkTreeModel *model;
 255         int id;
 256
 257         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 258
 259         if (path) {
 260                 model = gtk_tree_view_get_model(w_headlinetree);
 261                 gtk_tree_model_get_iter(model, iter, path);
 262                 gtk_tree_model_get(model, iter, 1, &id, -1);
 263
 264                 gtk_tree_path_free(path);
 265
 266                 return ttrss_get_headline(id);
 267         }
 268
 269         return NULL;
 270 }
 271
 272 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 273 {
 274         GtkTreeIter iter;
 275         GtkTreeModel *headline_model;
 276         GtkListStore *headline_store;
 277         struct feed *feed;
 278         struct headline **headlines;
 279         char *title;
 280
 281         if (model_state)
 282                 return TRUE;
 283
 284         log_debug("feed_cursor_changed_cbk()");
 285
 286         feed = get_selected_feed();
 287
 288         if (feed) {
 289                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 290                 headline_store = GTK_LIST_STORE(headline_model);
 291                 model_state = 1;
 292                 gtk_list_store_clear(headline_store);
 293
 294                 if (feed) {
 295                         headlines = ttrss_feed_get_headlines(feed);
 296                         while (headlines && *headlines) {
 297                                 gtk_list_store_append(headline_store, &iter);
 298
 299                                 if ((*headlines)->unread)
 300                                         title = g_strdup_printf
 301                                                 ("<b>%s</b>",
 302                                                  (*headlines)->title);
 303                                 else
 304                                         title = strdup((*headlines)->title);
 305
 306                                 gtk_list_store_set(headline_store,
 307                                                    &iter,
 308                                                    COL_HEADLINE_TITLE,
 309                                                    title,
 310                                                    COL_HEADLINE_ID,
 311                                                    (*headlines)->id,
 312                                                    -1);
 313
 314                                 free(title);
 315
 316                                 headlines++;
 317                         }
 318                 }
 319
 320                 model_state = 0;
 321         }
 322
 323         return 1;
 324 }
 325
 326 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 327 {
 328         GtkTreeIter iter;
 329         GtkTreeModel *model;
 330         struct headline *headline;
 331         char *str;
 332
 333         log_debug("headline_cursor_changed_cbk()");
 334
 335         if (model_state)
 336                 return TRUE;
 337
 338         headline = get_selected_headline(&iter);
 339
 340         if (headline) {
 341                 gtk_label_set_text(w_headline_title, headline->title);
 342                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 343
 344
 345                 str = ttrss_get_headline_content(headline);
 346
 347                 if (str) {
 348                         web_load(str);
 349                         free(str);
 350                 } else {
 351                         web_load("");
 352                 }
 353
 354                 if (headline->unread) {
 355                         ttrss_set_article_unread(headline->id, 0);
 356                         headline->unread = 0;
 357                 }
 358
 359                 model = gtk_tree_view_get_model(w_headlinetree);
 360                 gtk_list_store_set(GTK_LIST_STORE(model),
 361                                    &iter,
 362                                    COL_HEADLINE_TITLE, headline->title,
 363                                    -1);
 364         } else {
 365                 log_debug("headline not found");
 366         }
 367
 368         return TRUE;
 369 }
 370
 371 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 372 {
 373         GdkScreen *screen;
 374         GError *error;
 375         GtkTreeSelection *selection;
 376         GtkTreeModel *model;
 377         GtkTreeIter iter;
 378         struct headline *h;
 379         const char *url;
 380         int id;
 381
 382         printf("headline_row_activated_cbk()");
 383
 384         selection = gtk_tree_view_get_selection(w_headlinetree);
 385         model = gtk_tree_view_get_model(w_headlinetree);
 386
 387         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 388                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 389
 390                 h = ttrss_get_headline(id);
 391                 if (h) {
 392                         url = h->url;
 393
 394                         if (gtk_widget_has_screen(widget))
 395                                 screen = gtk_widget_get_screen(widget);
 396                         else
 397                                 screen = gdk_screen_get_default();
 398
 399                         error = NULL;
 400                         gtk_show_uri(screen, url,
 401                                      gtk_get_current_event_time(), &error);
 402                 }
 403         }
 404 }
 405
 406 gboolean
 407 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 408 {
 409         log_debug("window_delete_event_cbk");
 410
 411         gtk_main_quit();
 412
 413         return TRUE;
 414 }
 415
 416 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 417 {
 418         log_debug("quit_activate_cbk");
 419
 420         gtk_main_quit();
 421 }
 422
 423 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 424 {
 425         log_debug("help_activate_cbk");
 426
 427         gtk_show_about_dialog
 428                 (NULL,
 429                  "comments",
 430                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 431                  "copyright",
 432                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 433                  "logo-icon-name", "prss",
 434                  "program-name", "PRSS",
 435                  "title", _("About PRSS"),
 436                  "version", VERSION,
 437                  "website", PACKAGE_URL,
 438                  "website-label", _("PRSS Homepage"),
 439                  NULL);
 440 }
 441
 442 static void log_init()
 443 {
 444         char *home, *path, *dir;
 445
 446         home = getenv("HOME");
 447
 448         if (!home)
 449                 return ;
 450
 451         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 452         sprintf(dir, "%s/%s", home, ".prss");
 453         mkdir(dir, 0777);
 454
 455         path = malloc(strlen(dir)+1+strlen("log")+1);
 456         sprintf(path, "%s/%s", dir, "log");
 457
 458         log_open(path);
 459
 460         free(dir);
 461         free(path);
 462 }
 463
 464 int main(int argc, char **argv)
 465 {
 466         GtkWidget *window, *panh;
 467         GtkBuilder *builder;
 468         int optc, cmdok, opti;
 469
 470         program_name = argv[0];
 471
 472         setlocale(LC_ALL, "");
 473
 474 #if ENABLE_NLS
 475         bindtextdomain(PACKAGE, LOCALEDIR);
 476         textdomain(PACKAGE);
 477 #endif
 478
 479         cmdok = 1;
 480         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 481                                    &opti)) != -1) {
 482                 switch (optc) {
 483                 case 'd':
 484                         log_level = atoi(optarg);
 485                         log_info(_("Enables debug mode."));
 486                         break;
 487                 case 'h':
 488                         print_help();
 489                         exit(EXIT_SUCCESS);
 490                 case 'v':
 491                         print_version();
 492                         exit(EXIT_SUCCESS);
 493                 default:
 494                         cmdok = 0;
 495                         break;
 496                 }
 497         }
 498
 499         if (!cmdok || optind != argc) {
 500                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 501                         program_name);
 502                 exit(EXIT_FAILURE);
 503         }
 504
 505         log_init();
 506
 507         http_init();
 508         ws_init();
 509
 510         gtk_init(NULL, NULL);
 511         settings = g_settings_new("prss");
 512
 513         ttrss_set_config(g_settings_get_string(settings, "url"),
 514                          g_settings_get_string(settings, "user"),
 515                          g_settings_get_string(settings, "password"));
 516         ws_open_session();
 517
 518         builder = gtk_builder_new();
 519         gtk_builder_add_from_file
 520                 (builder,
 521                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 522                  NULL);
 523         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 524         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 525                                                           "feed_tree"));
 526         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 527                                                               "headline_tree"));
 528
 529         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 530         w_headline_title
 531                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 532         w_headline_date
 533                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 534
 535         gtk_builder_connect_signals(builder, NULL);
 536
 537         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 538
 539         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 540
 541         g_object_unref(G_OBJECT(builder));
 542
 543         gtk_widget_show_all(window);
 544         update_layout();
 545
 546         gtk_main();
 547
 548         exit(EXIT_SUCCESS);
 549 }