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
  43 static int model_state;
  44
  45 enum {
  46         COL_FEED_TITLE,
  47         COL_FEED_ID
  48 };
  49
  50 enum {
  51         COL_HEADLINE_TITLE,
  52         COL_HEADLINE_ID
  53 };
  54
  55 static struct option long_options[] = {
  56         {"version", no_argument, 0, 'v'},
  57         {"help", no_argument, 0, 'h'},
  58         {"debug", required_argument, 0, 'd'},
  59         {0, 0, 0, 0}
  60 };
  61
  62 static void print_version()
  63 {
  64         printf("prss %s\n", VERSION);
  65         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  66                  "License GPLv2: GNU GPL version 2 or later "
  67                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  68                  "This is free software: you are free to change and "
  69                  " redistribute it.\n"
  70                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  71                "2012-2013");
  72 }
  73
  74 static void print_help()
  75 {
  76         printf(_("Usage: %s [OPTION]...\n"), program_name);
  77
  78         puts(_("Prss is a GTK+ news reader for tt-rss."));
  79
  80         puts("");
  81         puts(_("Options:"));
  82         puts(_("  -h, --help          display this help and exit\n"
  83                "  -v, --version       display version information and exit"));
  84         puts("");
  85         puts(_("  -d, --debug=LEVEL   "
  86                "set the debug level, integer between 0 and 3"));
  87
  88         puts("");
  89
  90         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  91         puts("");
  92         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  93 }
  94
  95 GtkTreeView *w_feedtree;
  96 GtkTreeView *w_headlinetree;
  97
  98 void update()
  99 {
 100         struct feed **feeds;
 101         GtkTreeModel *model, *headlinemodel;
 102         GtkTreeIter iter;
 103         char *title;
 104
 105         model = gtk_tree_view_get_model(GTK_TREE_VIEW(w_feedtree));
 106
 107         log_debug("update(): clear feed tree.");
 108         model_state = 1;
 109         gtk_list_store_clear(GTK_LIST_STORE(model));
 110         headlinemodel = gtk_tree_view_get_model(w_headlinetree);
 111         gtk_list_store_clear(GTK_LIST_STORE(headlinemodel));
 112         log_debug("update(): clear feed tree done.");
 113         feeds = ttrss_get_feeds();
 114         while (feeds && *feeds) {
 115                 if ((*feeds)->unread)
 116                         title = g_strdup_printf("<b>%s (%d)</b>",
 117                                                 (*feeds)->title,
 118                                                 (*feeds)->unread);
 119                 else
 120                         title = strdup((*feeds)->title);
 121
 122
 123                 gtk_list_store_append(GTK_LIST_STORE(model), &iter);
 124
 125                 gtk_list_store_set(GTK_LIST_STORE(model),
 126                                    &iter,
 127                                    COL_FEED_TITLE, title,
 128                                    COL_FEED_ID, (*feeds)->id,
 129                                    -1);
 130                 free(title);
 131                 feeds++;
 132         }
 133         model_state = 0;
 134
 135         log_debug("update() done");
 136 }
 137
 138 void update_layout()
 139 {
 140         int layout;
 141
 142         layout = g_settings_get_int(settings, "layout");
 143
 144         switch (layout) {
 145         case 1:
 146                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 147                                                GTK_ORIENTATION_HORIZONTAL);
 148                 break;
 149         case 0:
 150         default:
 151                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 152                                                GTK_ORIENTATION_VERTICAL);
 153         }
 154 }
 155
 156 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 157 {
 158         log_debug("refresh_clicked_cbk()");
 159         update();
 160         log_debug("refresh_clicked_cbk() done");
 161 }
 162
 163 void settings_activate_cbk(GtkWidget *menu_item, gpointer data)
 164 {
 165         GtkDialog *diag;
 166         GtkBuilder *builder;
 167         GtkEntry *login, *url, *pwd;
 168         GtkComboBox *layout;
 169
 170         log_debug("settings_activate_cbk()");
 171
 172         builder = gtk_builder_new();
 173
 174         gtk_builder_add_from_file
 175                 (builder,
 176                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 177                  NULL);
 178
 179         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 180
 181         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 182         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 183
 184         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 185         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 186
 187         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 188         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 189
 190         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 191                                                       "layout"));
 192
 193         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 194                                                             "layout"));
 195
 196         if (gtk_dialog_run(diag)) {
 197                 g_settings_set_int(settings,
 198                                    "layout",
 199                                    gtk_combo_box_get_active(layout));
 200
 201                 g_settings_set_string(settings,
 202                                       "password",
 203                                       gtk_entry_get_text(pwd));
 204                 g_settings_set_string(settings,
 205                                       "url",
 206                                       gtk_entry_get_text(url));
 207                 g_settings_set_string(settings,
 208                                       "user",
 209                                       gtk_entry_get_text(login));
 210
 211                 ttrss_set_config(g_settings_get_string(settings, "url"),
 212                                  g_settings_get_string(settings, "user"),
 213                                  g_settings_get_string(settings, "password"));
 214                 ws_open_session();
 215
 216                 update_layout();
 217                 update();
 218         }
 219
 220         gtk_widget_destroy(GTK_WIDGET(diag));
 221
 222         g_object_unref(G_OBJECT(builder));
 223 }
 224
 225 static struct feed *get_selected_feed()
 226 {
 227         GtkTreePath *path;
 228         GtkTreeViewColumn *cols;
 229         GtkTreeIter iter;
 230         GtkTreeModel *model;
 231         int id;
 232
 233         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 234
 235         if (path) {
 236                 model = gtk_tree_view_get_model(w_feedtree);
 237                 gtk_tree_model_get_iter(model, &iter, path);
 238                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 239
 240                 gtk_tree_path_free(path);
 241
 242                 return ttrss_get_feed(id);
 243         }
 244
 245         return NULL;
 246 }
 247
 248 static struct headline *get_selected_headline(GtkTreeIter *iter)
 249 {
 250         GtkTreePath *path;
 251         GtkTreeViewColumn *cols;
 252         GtkTreeModel *model;
 253         int id;
 254
 255         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 256
 257         if (path) {
 258                 model = gtk_tree_view_get_model(w_headlinetree);
 259                 gtk_tree_model_get_iter(model, iter, path);
 260                 gtk_tree_model_get(model, iter, 1, &id, -1);
 261
 262                 gtk_tree_path_free(path);
 263
 264                 return ttrss_get_headline(id);
 265         }
 266
 267         return NULL;
 268 }
 269
 270 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 271 {
 272         GtkTreeIter iter;
 273         GtkTreeModel *headline_model;
 274         GtkListStore *headline_store;
 275         struct feed *feed;
 276         struct headline **headlines;
 277         char *title;
 278
 279         if (model_state)
 280                 return TRUE;
 281
 282         log_debug("feed_cursor_changed_cbk()");
 283
 284         feed = get_selected_feed();
 285
 286         if (feed) {
 287                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 288                 headline_store = GTK_LIST_STORE(headline_model);
 289                 model_state = 1;
 290                 gtk_list_store_clear(headline_store);
 291
 292                 if (feed) {
 293                         headlines = ttrss_feed_get_headlines(feed);
 294                         while (headlines && *headlines) {
 295                                 gtk_list_store_append(headline_store, &iter);
 296
 297                                 if ((*headlines)->unread)
 298                                         title = g_strdup_printf
 299                                                 ("<b>%s</b>",
 300                                                  (*headlines)->title);
 301                                 else
 302                                         title = strdup((*headlines)->title);
 303
 304                                 gtk_list_store_set(headline_store,
 305                                                    &iter,
 306                                                    COL_HEADLINE_TITLE,
 307                                                    title,
 308                                                    COL_HEADLINE_ID,
 309                                                    (*headlines)->id,
 310                                                    -1);
 311
 312                                 free(title);
 313
 314                                 headlines++;
 315                         }
 316                 }
 317
 318                 model_state = 0;
 319         }
 320
 321         return 1;
 322 }
 323
 324 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 325 {
 326         GtkTreeIter iter;
 327         GtkTreeModel *model;
 328         struct headline *headline;
 329         char *str, *tmp;
 330
 331         log_debug("headline_cursor_changed_cbk()");
 332
 333         if (model_state)
 334                 return TRUE;
 335
 336         headline = get_selected_headline(&iter);
 337
 338         if (headline) {
 339                 tmp = ttrss_get_headline_content(headline);
 340
 341                 if (tmp) {
 342                         str = g_strdup_printf("<h1><a href='%s'>%s</a></h1>%s",
 343                                               headline->url,
 344                                               headline->title,
 345                                               tmp);
 346                         free(tmp);
 347
 348                         web_load(str);
 349                         free(str);
 350                 } else {
 351                         web_load("");
 352                 }
 353
 354
 355                 if (headline->unread) {
 356                         ttrss_set_article_unread(headline->id, 0);
 357                         headline->unread = 0;
 358                 }
 359
 360                 model = gtk_tree_view_get_model(w_headlinetree);
 361                 gtk_list_store_set(GTK_LIST_STORE(model),
 362                                    &iter,
 363                                    0, headline->title,
 364                                    -1);
 365         } else {
 366                 log_debug("headline not found");
 367         }
 368
 369         return TRUE;
 370 }
 371
 372 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 373 {
 374         GdkScreen *screen;
 375         GError *error;
 376         GtkTreeSelection *selection;
 377         GtkTreeModel *model;
 378         GtkTreeIter iter;
 379         struct headline *h;
 380         const char *url;
 381         int id;
 382
 383         printf("headline_row_activated_cbk()");
 384
 385         selection = gtk_tree_view_get_selection(w_headlinetree);
 386         model = gtk_tree_view_get_model(w_headlinetree);
 387
 388         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 389                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 390
 391                 h = ttrss_get_headline(id);
 392                 if (h) {
 393                         url = h->url;
 394
 395                         if (gtk_widget_has_screen(widget))
 396                                 screen = gtk_widget_get_screen(widget);
 397                         else
 398                                 screen = gdk_screen_get_default();
 399
 400                         error = NULL;
 401                         gtk_show_uri(screen, url,
 402                                      gtk_get_current_event_time(), &error);
 403                 }
 404         }
 405 }
 406
 407 gboolean
 408 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 409 {
 410         log_debug("window_delete_event_cbk");
 411
 412         gtk_main_quit();
 413
 414         return TRUE;
 415 }
 416
 417 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 418 {
 419         log_debug("quit_activate_cbk");
 420
 421         gtk_main_quit();
 422 }
 423
 424 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 425 {
 426         log_debug("help_activate_cbk");
 427
 428         gtk_show_about_dialog
 429                 (NULL,
 430                  "comments",
 431                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 432                  "copyright",
 433                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 434                  "logo-icon-name", "prss",
 435                  "program-name", "PRSS",
 436                  "title", _("About PRSS"),
 437                  "version", VERSION,
 438                  "website", PACKAGE_URL,
 439                  "website-label", _("PRSS Homepage"),
 440                  NULL);
 441 }
 442
 443 static void log_init()
 444 {
 445         char *home, *path, *dir;
 446
 447         home = getenv("HOME");
 448
 449         if (!home)
 450                 return ;
 451
 452         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 453         sprintf(dir, "%s/%s", home, ".prss");
 454         mkdir(dir, 0777);
 455
 456         path = malloc(strlen(dir)+1+strlen("log")+1);
 457         sprintf(path, "%s/%s", dir, "log");
 458
 459         log_open(path);
 460
 461         free(dir);
 462         free(path);
 463 }
 464
 465 int main(int argc, char **argv)
 466 {
 467         GtkWidget *window, *panh;
 468         GtkBuilder *builder;
 469         int optc, cmdok, opti;
 470
 471         program_name = argv[0];
 472
 473         setlocale(LC_ALL, "");
 474
 475 #if ENABLE_NLS
 476         bindtextdomain(PACKAGE, LOCALEDIR);
 477         textdomain(PACKAGE);
 478 #endif
 479
 480         cmdok = 1;
 481         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 482                                    &opti)) != -1) {
 483                 switch (optc) {
 484                 case 'd':
 485                         log_level = atoi(optarg);
 486                         log_info(_("Enables debug mode."));
 487                         break;
 488                 case 'h':
 489                         print_help();
 490                         exit(EXIT_SUCCESS);
 491                 case 'v':
 492                         print_version();
 493                         exit(EXIT_SUCCESS);
 494                 default:
 495                         cmdok = 0;
 496                         break;
 497                 }
 498         }
 499
 500         if (!cmdok || optind != argc) {
 501                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 502                         program_name);
 503                 exit(EXIT_FAILURE);
 504         }
 505
 506         log_init();
 507
 508         http_init();
 509         ws_init();
 510
 511         gtk_init(NULL, NULL);
 512         settings = g_settings_new("prss");
 513
 514         ttrss_set_config(g_settings_get_string(settings, "url"),
 515                          g_settings_get_string(settings, "user"),
 516                          g_settings_get_string(settings, "password"));
 517         ws_open_session();
 518
 519         builder = gtk_builder_new();
 520         gtk_builder_add_from_file
 521                 (builder,
 522                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 523                  NULL);
 524         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 525         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 526                                                           "feed_tree"));
 527         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 528                                                               "headline_tree"));
 529
 530         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 531
 532         gtk_builder_connect_signals(builder, NULL);
 533
 534         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 535
 536         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 537
 538         g_object_unref(G_OBJECT(builder));
 539
 540         gtk_widget_show_all(window);
 541         update_layout();
 542
 543         gtk_main();
 544
 545         exit(EXIT_SUCCESS);
 546 }