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