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