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 <json/json.h>
  25 #include <webkit/webkit.h>
  26 #include <glib/gi18n.h>
  27 #include <gtk/gtk.h>
  28
  29 #include "http.h"
  30 #include "ttrss.h"
  31 #include "webbrowser.h"
  32
  33 static const char *program_name;
  34 static GSettings *settings;
  35
  36 static int model_state;
  37
  38 enum {
  39         COL_FEED_TITLE,
  40         COL_FEED_ID
  41 };
  42
  43 static struct option long_options[] = {
  44         {"version", no_argument, 0, 'v'},
  45         {"help", no_argument, 0, 'h'},
  46         {0, 0, 0, 0}
  47 };
  48
  49 static void print_version()
  50 {
  51         printf("prss %s\n", VERSION);
  52         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  53                  "License GPLv2: GNU GPL version 2 or later "
  54                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  55                  "This is free software: you are free to change and "
  56                  " redistribute it.\n"
  57                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  58                "2012-2013");
  59 }
  60
  61 static void print_help()
  62 {
  63         printf(_("Usage: %s [OPTION]...\n"), program_name);
  64
  65         puts(_("Prss is a GTK+ news reader for tt-rss."));
  66
  67         puts("");
  68         puts(_("Options:"));
  69         puts(_("  -h, --help          display this help and exit\n"
  70                "  -v, --version       display version information and exit"));
  71
  72         puts("");
  73
  74         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  75         puts("");
  76         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  77 }
  78
  79 GtkTreeView *w_treeview;
  80 GtkTreeView *w_headlineview;
  81
  82 void update()
  83 {
  84         struct feed **feeds;
  85         GtkTreeModel *model;
  86         GtkTreeIter iter;
  87         char *title;
  88
  89         model = gtk_tree_view_get_model(GTK_TREE_VIEW(w_treeview));
  90
  91         printf("update(): clear feed tree\n");
  92         model_state = 1;
  93         gtk_list_store_clear(GTK_LIST_STORE(model));
  94         gtk_list_store_clear(GTK_LIST_STORE(gtk_tree_view_get_model(w_headlineview)));
  95         printf("update(): clear feed tree done\n");
  96         feeds = ttrss_get_feeds();
  97         while (feeds && *feeds) {
  98                 if ((*feeds)->unread)
  99                         title = g_strdup_printf("<b>%s (%d)</b>",
 100                                                 (*feeds)->title,
 101                                                 (*feeds)->unread);
 102                 else
 103                         title = strdup((*feeds)->title);
 104
 105
 106                 gtk_list_store_append(GTK_LIST_STORE(model), &iter);
 107
 108                 gtk_list_store_set(GTK_LIST_STORE(model),
 109                                    &iter,
 110                                    0, title,
 111                                    1, (*feeds)->id,
 112                                    -1);
 113                 free(title);
 114                 feeds++;
 115         }
 116         model_state = 0;
 117
 118         printf("refresh done\n");
 119 }
 120
 121 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 122 {
 123         printf("refresh_clicked_cbk\n");
 124         update();
 125 }
 126
 127 void settings_activate_cbk(GtkWidget *menu_item, gpointer data)
 128 {
 129         GtkDialog *diag;
 130         GtkBuilder *builder;
 131         GtkEntry *login, *url, *pwd;
 132
 133         printf("settings_activate_cbk\n");
 134
 135         builder = gtk_builder_new();
 136
 137         gtk_builder_add_from_file
 138                 (builder,
 139                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 140                  NULL);
 141
 142         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 143
 144         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 145         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 146
 147         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 148         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 149
 150         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 151         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 152
 153         if (gtk_dialog_run(diag)) {
 154                 g_settings_set_string(settings,
 155                                       "password",
 156                                       gtk_entry_get_text(pwd));
 157                 g_settings_set_string(settings,
 158                                       "url",
 159                                       gtk_entry_get_text(url));
 160                 g_settings_set_string(settings,
 161                                       "user",
 162                                       gtk_entry_get_text(login));
 163
 164                 update();
 165         }
 166
 167         gtk_widget_destroy(GTK_WIDGET(diag));
 168
 169         g_object_unref(G_OBJECT(builder));
 170 }
 171
 172 static struct feed *get_selected_feed()
 173 {
 174         GtkTreePath *path;
 175         GtkTreeViewColumn *cols;
 176         GtkTreeIter iter;
 177         GtkTreeModel *model;
 178         int id;
 179
 180         gtk_tree_view_get_cursor(w_treeview, &path, &cols);
 181
 182         if (path) {
 183                 model = gtk_tree_view_get_model(w_treeview);
 184                 gtk_tree_model_get_iter(model, &iter, path);
 185                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 186
 187                 gtk_tree_path_free(path);
 188
 189                 return ttrss_get_feed(id);
 190         }
 191
 192         return NULL;
 193 }
 194
 195 static struct headline *get_selected_headline(GtkTreeIter *iter)
 196 {
 197         GtkTreePath *path;
 198         GtkTreeViewColumn *cols;
 199         GtkTreeModel *model;
 200         int id;
 201
 202         gtk_tree_view_get_cursor(w_headlineview, &path, &cols);
 203
 204         if (path) {
 205                 model = gtk_tree_view_get_model(w_headlineview);
 206                 gtk_tree_model_get_iter(model, iter, path);
 207                 gtk_tree_model_get(model, iter, 1, &id, -1);
 208
 209                 gtk_tree_path_free(path);
 210
 211                 return ttrss_get_headline(id);
 212         }
 213
 214         return NULL;
 215 }
 216
 217 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 218 {
 219         GtkTreeIter iter;
 220         GtkTreeModel *headline_model;
 221         GtkListStore *headline_store;
 222         struct feed *feed;
 223         struct headline **headlines;
 224         char *title;
 225
 226         if (model_state)
 227                 return TRUE;
 228
 229         printf("feed_cursor_changed_cbk\n");
 230
 231         feed = get_selected_feed();
 232
 233         if (feed) {
 234                 headline_model = gtk_tree_view_get_model(w_headlineview);
 235                 headline_store = GTK_LIST_STORE(headline_model);
 236                 model_state = 1;
 237                 gtk_list_store_clear(headline_store);
 238
 239                 if (feed) {
 240                         headlines = ttrss_feed_get_headlines(feed);
 241                         while (headlines && *headlines) {
 242                                 gtk_list_store_append(headline_store, &iter);
 243
 244                                 if ((*headlines)->unread)
 245                                         title = g_strdup_printf
 246                                                 ("<b>%s</b>",
 247                                                  (*headlines)->title);
 248                                 else
 249                                         title = strdup((*headlines)->title);
 250
 251                                 gtk_list_store_set(headline_store,
 252                                                    &iter,
 253                                                    0, title,
 254                                                    1, (*headlines)->id,
 255                                                    -1);
 256
 257                                 free(title);
 258
 259                                 headlines++;
 260                         }
 261                 }
 262
 263                 model_state = 0;
 264         }
 265
 266         return 1;
 267 }
 268
 269 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 270 {
 271         GtkTreeIter iter;
 272         GtkTreeModel *model;
 273         struct headline *headline;
 274         const char *str;
 275
 276         printf("headline_cursor_changed_cbk\n");
 277
 278         if (model_state)
 279                 return TRUE;
 280
 281         headline = get_selected_headline(&iter);
 282
 283         if (headline) {
 284                 str = ttrss_get_headline_content(headline);
 285
 286                 if (str)
 287                         web_load(str);
 288                 else
 289                         web_load("");
 290
 291                 if (headline->unread) {
 292                         ttrss_set_article_unread(headline->id, 0);
 293                         headline->unread = 0;
 294                 }
 295
 296                 model = gtk_tree_view_get_model(w_headlineview);
 297                 gtk_list_store_set(GTK_LIST_STORE(model),
 298                                    &iter,
 299                                    0, headline->title,
 300                                    -1);
 301         } else {
 302                 printf("headline not found\n");
 303         }
 304
 305
 306         return TRUE;
 307 }
 308
 309 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 310 {
 311         GdkScreen *screen;
 312         GError *error;
 313         GtkTreeSelection *selection;
 314         GtkTreeModel *model;
 315         GtkTreeIter iter;
 316         struct feed *feed;
 317         const char *url;
 318
 319         printf("headline_row_activated_cbk\n");
 320
 321         selection = gtk_tree_view_get_selection(w_headlineview);
 322         model = gtk_tree_view_get_model(w_headlineview);
 323
 324         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 325                 gtk_tree_model_get(model, &iter, 1, &feed, -1);
 326                 url = feed->url;
 327
 328                 if (gtk_widget_has_screen(widget))
 329                         screen = gtk_widget_get_screen(widget);
 330                 else
 331                         screen = gdk_screen_get_default();
 332
 333                 error = NULL;
 334                 gtk_show_uri(screen, url, gtk_get_current_event_time(), &error);
 335         }
 336 }
 337
 338 gboolean
 339 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 340 {
 341         printf("window_delete_event_cbk\n");
 342
 343         gtk_main_quit();
 344
 345         return TRUE;
 346 }
 347
 348 int main(int argc, char **argv)
 349 {
 350         GtkWidget *window, *panh;
 351         GtkBuilder *builder;
 352         int optc, cmdok, opti;
 353
 354         program_name = argv[0];
 355
 356         setlocale(LC_ALL, "");
 357
 358 #if ENABLE_NLS
 359         bindtextdomain(PACKAGE, LOCALEDIR);
 360         textdomain(PACKAGE);
 361 #endif
 362
 363         cmdok = 1;
 364         while ((optc = getopt_long(argc, argv, "vh", long_options,
 365                                    &opti)) != -1) {
 366                 switch (optc) {
 367                 case 'h':
 368                         print_help();
 369                         exit(EXIT_SUCCESS);
 370                 case 'v':
 371                         print_version();
 372                         exit(EXIT_SUCCESS);
 373                 default:
 374                         cmdok = 0;
 375                         break;
 376                 }
 377         }
 378
 379         if (!cmdok || optind != argc) {
 380                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 381                         program_name);
 382                 exit(EXIT_FAILURE);
 383         }
 384
 385         http_init();
 386
 387         gtk_init(NULL, NULL);
 388         settings = g_settings_new("prss");
 389
 390         ttrss_set_config(g_settings_get_string(settings, "url"),
 391                          g_settings_get_string(settings, "user"),
 392                          g_settings_get_string(settings, "password"));
 393         ws_open_session();
 394
 395         builder = gtk_builder_new();
 396         gtk_builder_add_from_file
 397                 (builder,
 398                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 399                  NULL);
 400         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 401         w_treeview = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 402                                                           "feed_tree"));
 403         w_headlineview = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 404                                                               "headline_tree"));
 405
 406         gtk_builder_connect_signals(builder, NULL);
 407
 408         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 409
 410         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 411
 412         g_object_unref(G_OBJECT(builder));
 413
 414         gtk_widget_show_all(window);
 415
 416         gtk_main();
 417
 418         exit(EXIT_SUCCESS);
 419 }