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, *headlinemodel;
  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         headlinemodel = gtk_tree_view_get_model(w_headlinetree);
 100         gtk_list_store_clear(GTK_LIST_STORE(headlinemodel));
 101         printf("update(): clear feed tree done\n");
 102         feeds = ttrss_get_feeds();
 103         while (feeds && *feeds) {
 104                 if ((*feeds)->unread)
 105                         title = g_strdup_printf("<b>%s (%d)</b>",
 106                                                 (*feeds)->title,
 107                                                 (*feeds)->unread);
 108                 else
 109                         title = strdup((*feeds)->title);
 110
 111
 112                 gtk_list_store_append(GTK_LIST_STORE(model), &iter);
 113
 114                 gtk_list_store_set(GTK_LIST_STORE(model),
 115                                    &iter,
 116                                    0, title,
 117                                    1, (*feeds)->id,
 118                                    -1);
 119                 free(title);
 120                 feeds++;
 121         }
 122         model_state = 0;
 123
 124         printf("refresh done\n");
 125 }
 126
 127 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 128 {
 129         printf("refresh_clicked_cbk\n");
 130         update();
 131 }
 132
 133 void settings_activate_cbk(GtkWidget *menu_item, gpointer data)
 134 {
 135         GtkDialog *diag;
 136         GtkBuilder *builder;
 137         GtkEntry *login, *url, *pwd;
 138
 139         printf("settings_activate_cbk\n");
 140
 141         builder = gtk_builder_new();
 142
 143         gtk_builder_add_from_file
 144                 (builder,
 145                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 146                  NULL);
 147
 148         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 149
 150         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 151         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 152
 153         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 154         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 155
 156         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 157         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 158
 159         if (gtk_dialog_run(diag)) {
 160                 g_settings_set_string(settings,
 161                                       "password",
 162                                       gtk_entry_get_text(pwd));
 163                 g_settings_set_string(settings,
 164                                       "url",
 165                                       gtk_entry_get_text(url));
 166                 g_settings_set_string(settings,
 167                                       "user",
 168                                       gtk_entry_get_text(login));
 169
 170                 update();
 171         }
 172
 173         gtk_widget_destroy(GTK_WIDGET(diag));
 174
 175         g_object_unref(G_OBJECT(builder));
 176 }
 177
 178 static struct feed *get_selected_feed()
 179 {
 180         GtkTreePath *path;
 181         GtkTreeViewColumn *cols;
 182         GtkTreeIter iter;
 183         GtkTreeModel *model;
 184         int id;
 185
 186         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 187
 188         if (path) {
 189                 model = gtk_tree_view_get_model(w_feedtree);
 190                 gtk_tree_model_get_iter(model, &iter, path);
 191                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 192
 193                 gtk_tree_path_free(path);
 194
 195                 return ttrss_get_feed(id);
 196         }
 197
 198         return NULL;
 199 }
 200
 201 static struct headline *get_selected_headline(GtkTreeIter *iter)
 202 {
 203         GtkTreePath *path;
 204         GtkTreeViewColumn *cols;
 205         GtkTreeModel *model;
 206         int id;
 207
 208         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 209
 210         if (path) {
 211                 model = gtk_tree_view_get_model(w_headlinetree);
 212                 gtk_tree_model_get_iter(model, iter, path);
 213                 gtk_tree_model_get(model, iter, 1, &id, -1);
 214
 215                 gtk_tree_path_free(path);
 216
 217                 return ttrss_get_headline(id);
 218         }
 219
 220         return NULL;
 221 }
 222
 223 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 224 {
 225         GtkTreeIter iter;
 226         GtkTreeModel *headline_model;
 227         GtkListStore *headline_store;
 228         struct feed *feed;
 229         struct headline **headlines;
 230         char *title;
 231
 232         if (model_state)
 233                 return TRUE;
 234
 235         printf("feed_cursor_changed_cbk\n");
 236
 237         feed = get_selected_feed();
 238
 239         if (feed) {
 240                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 241                 headline_store = GTK_LIST_STORE(headline_model);
 242                 model_state = 1;
 243                 gtk_list_store_clear(headline_store);
 244
 245                 if (feed) {
 246                         headlines = ttrss_feed_get_headlines(feed);
 247                         while (headlines && *headlines) {
 248                                 gtk_list_store_append(headline_store, &iter);
 249
 250                                 if ((*headlines)->unread)
 251                                         title = g_strdup_printf
 252                                                 ("<b>%s</b>",
 253                                                  (*headlines)->title);
 254                                 else
 255                                         title = strdup((*headlines)->title);
 256
 257                                 gtk_list_store_set(headline_store,
 258                                                    &iter,
 259                                                    0, title,
 260                                                    1, (*headlines)->id,
 261                                                    -1);
 262
 263                                 free(title);
 264
 265                                 headlines++;
 266                         }
 267                 }
 268
 269                 model_state = 0;
 270         }
 271
 272         return 1;
 273 }
 274
 275 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 276 {
 277         GtkTreeIter iter;
 278         GtkTreeModel *model;
 279         struct headline *headline;
 280         char *str;
 281
 282         printf("headline_cursor_changed_cbk\n");
 283
 284         if (model_state)
 285                 return TRUE;
 286
 287         headline = get_selected_headline(&iter);
 288
 289         if (headline) {
 290                 str = ttrss_get_headline_content(headline);
 291
 292                 if (str)
 293                         web_load(str);
 294                 else
 295                         web_load("");
 296
 297                 free(str);
 298
 299                 if (headline->unread) {
 300                         ttrss_set_article_unread(headline->id, 0);
 301                         headline->unread = 0;
 302                 }
 303
 304                 model = gtk_tree_view_get_model(w_headlinetree);
 305                 gtk_list_store_set(GTK_LIST_STORE(model),
 306                                    &iter,
 307                                    0, headline->title,
 308                                    -1);
 309         } else {
 310                 printf("headline not found\n");
 311         }
 312
 313         return TRUE;
 314 }
 315
 316 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 317 {
 318         GdkScreen *screen;
 319         GError *error;
 320         GtkTreeSelection *selection;
 321         GtkTreeModel *model;
 322         GtkTreeIter iter;
 323         struct headline *h;
 324         const char *url;
 325         int id;
 326
 327         printf("headline_row_activated_cbk\n");
 328
 329         selection = gtk_tree_view_get_selection(w_headlinetree);
 330         model = gtk_tree_view_get_model(w_headlinetree);
 331
 332         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 333                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 334
 335                 h = ttrss_get_headline(id);
 336                 if (h) {
 337                         url = h->url;
 338
 339                         if (gtk_widget_has_screen(widget))
 340                                 screen = gtk_widget_get_screen(widget);
 341                         else
 342                                 screen = gdk_screen_get_default();
 343
 344                         error = NULL;
 345                         gtk_show_uri(screen, url,
 346                                      gtk_get_current_event_time(), &error);
 347                 }
 348         }
 349 }
 350
 351 gboolean
 352 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 353 {
 354         printf("window_delete_event_cbk\n");
 355
 356         gtk_main_quit();
 357
 358         return TRUE;
 359 }
 360
 361 int main(int argc, char **argv)
 362 {
 363         GtkWidget *window, *panh;
 364         GtkBuilder *builder;
 365         int optc, cmdok, opti;
 366
 367         program_name = argv[0];
 368
 369         setlocale(LC_ALL, "");
 370
 371 #if ENABLE_NLS
 372         bindtextdomain(PACKAGE, LOCALEDIR);
 373         textdomain(PACKAGE);
 374 #endif
 375
 376         cmdok = 1;
 377         while ((optc = getopt_long(argc, argv, "vh", long_options,
 378                                    &opti)) != -1) {
 379                 switch (optc) {
 380                 case 'h':
 381                         print_help();
 382                         exit(EXIT_SUCCESS);
 383                 case 'v':
 384                         print_version();
 385                         exit(EXIT_SUCCESS);
 386                 default:
 387                         cmdok = 0;
 388                         break;
 389                 }
 390         }
 391
 392         if (!cmdok || optind != argc) {
 393                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 394                         program_name);
 395                 exit(EXIT_FAILURE);
 396         }
 397
 398         http_init();
 399
 400         gtk_init(NULL, NULL);
 401         settings = g_settings_new("prss");
 402
 403         ttrss_set_config(g_settings_get_string(settings, "url"),
 404                          g_settings_get_string(settings, "user"),
 405                          g_settings_get_string(settings, "password"));
 406         ws_open_session();
 407
 408         builder = gtk_builder_new();
 409         gtk_builder_add_from_file
 410                 (builder,
 411                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 412                  NULL);
 413         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 414         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 415                                                           "feed_tree"));
 416         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 417                                                               "headline_tree"));
 418
 419         gtk_builder_connect_signals(builder, NULL);
 420
 421         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 422
 423         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 424
 425         g_object_unref(G_OBJECT(builder));
 426
 427         gtk_widget_show_all(window);
 428
 429         gtk_main();
 430
 431         exit(EXIT_SUCCESS);
 432 }