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