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 static GtkLabel *w_headline_title;
  43 static GtkLabel *w_headline_date;
  44
  45 static int model_state;
  46
  47 enum {
  48         COL_FEED_TITLE,
  49         COL_FEED_ID
  50 };
  51
  52 enum {
  53         COL_HEADLINE_TITLE,
  54         COL_HEADLINE_ID
  55 };
  56
  57 static struct option long_options[] = {
  58         {"version", no_argument, 0, 'v'},
  59         {"help", no_argument, 0, 'h'},
  60         {"debug", required_argument, 0, 'd'},
  61         {0, 0, 0, 0}
  62 };
  63
  64 static void print_version()
  65 {
  66         printf("prss %s\n", VERSION);
  67         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  68                  "License GPLv2: GNU GPL version 2 or later "
  69                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  70                  "This is free software: you are free to change and "
  71                  " redistribute it.\n"
  72                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  73                "2012-2013");
  74 }
  75
  76 static void print_help()
  77 {
  78         printf(_("Usage: %s [OPTION]...\n"), program_name);
  79
  80         puts(_("Prss is a GTK+ news reader for tt-rss."));
  81
  82         puts("");
  83         puts(_("Options:"));
  84         puts(_("  -h, --help          display this help and exit\n"
  85                "  -v, --version       display version information and exit"));
  86         puts("");
  87         puts(_("  -d, --debug=LEVEL   "
  88                "set the debug level, integer between 0 and 3"));
  89
  90         puts("");
  91
  92         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  93         puts("");
  94         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  95 }
  96
  97 GtkTreeView *w_feedtree;
  98 GtkTreeView *w_headlinetree;
  99
 100 static char *feed_get_formated_title(struct feed *f)
 101 {
 102         if (f->unread)
 103                 return g_strdup_printf("<b>%s (%d)</b>",
 104                                        f->title,
 105                                        f->unread);
 106         else
 107                 return strdup(f->title);
 108 }
 109
 110 void update()
 111 {
 112         struct feed **feeds;
 113         GtkTreeModel *model, *headline_model;
 114         GtkTreeIter iter;
 115         char *title;
 116
 117         model = gtk_tree_view_get_model(GTK_TREE_VIEW(w_feedtree));
 118         headline_model = gtk_tree_view_get_model(GTK_TREE_VIEW(w_headlinetree));
 119
 120         log_debug("update(): clear feed tree.");
 121         model_state = 1;
 122         gtk_list_store_clear(GTK_LIST_STORE(model));
 123         gtk_list_store_clear(GTK_LIST_STORE(headline_model));
 124         log_debug("update(): clear feed tree done.");
 125         feeds = ttrss_get_feeds();
 126         while (feeds && *feeds) {
 127                 title = feed_get_formated_title(*feeds);
 128
 129                 gtk_list_store_append(GTK_LIST_STORE(model), &iter);
 130
 131                 gtk_list_store_set(GTK_LIST_STORE(model),
 132                                    &iter,
 133                                    COL_FEED_TITLE, title,
 134                                    COL_FEED_ID, (*feeds)->id,
 135                                    -1);
 136                 g_free(title);
 137                 feeds++;
 138         }
 139
 140         ttrs_download_headline_content(feeds);
 141
 142         model_state = 0;
 143
 144         log_debug("update() done");
 145 }
 146
 147 void update_layout()
 148 {
 149         int layout;
 150
 151         layout = g_settings_get_int(settings, "layout");
 152
 153         switch (layout) {
 154         case 1:
 155                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 156                                                GTK_ORIENTATION_HORIZONTAL);
 157                 break;
 158         case 0:
 159         default:
 160                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 161                                                GTK_ORIENTATION_VERTICAL);
 162         }
 163 }
 164
 165 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 166 {
 167         log_debug("refresh_clicked_cbk()");
 168         update();
 169         log_debug("refresh_clicked_cbk() done");
 170 }
 171
 172 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 173 {
 174         GtkDialog *diag;
 175         GtkBuilder *builder;
 176         GtkEntry *login, *url, *pwd;
 177         GtkComboBox *layout;
 178
 179         log_debug("settings_activate_cbk()");
 180
 181         builder = gtk_builder_new();
 182
 183         gtk_builder_add_from_file
 184                 (builder,
 185                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 186                  NULL);
 187
 188         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 189
 190         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 191         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 192
 193         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 194         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 195
 196         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 197         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 198
 199         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 200                                                       "layout"));
 201
 202         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 203                                                             "layout"));
 204
 205         if (gtk_dialog_run(diag)) {
 206                 g_settings_set_int(settings,
 207                                    "layout",
 208                                    gtk_combo_box_get_active(layout));
 209
 210                 g_settings_set_string(settings,
 211                                       "password",
 212                                       gtk_entry_get_text(pwd));
 213                 g_settings_set_string(settings,
 214                                       "url",
 215                                       gtk_entry_get_text(url));
 216                 g_settings_set_string(settings,
 217                                       "user",
 218                                       gtk_entry_get_text(login));
 219
 220                 ttrss_set_config(g_settings_get_string(settings, "url"),
 221                                  g_settings_get_string(settings, "user"),
 222                                  g_settings_get_string(settings, "password"));
 223                 ws_open_session();
 224
 225                 update_layout();
 226                 update();
 227         }
 228
 229         gtk_widget_destroy(GTK_WIDGET(diag));
 230
 231         g_object_unref(G_OBJECT(builder));
 232 }
 233
 234 static struct feed *get_selected_feed()
 235 {
 236         GtkTreePath *path;
 237         GtkTreeViewColumn *cols;
 238         GtkTreeIter iter;
 239         GtkTreeModel *model;
 240         int id;
 241
 242         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 243
 244         if (path) {
 245                 model = gtk_tree_view_get_model(w_feedtree);
 246                 gtk_tree_model_get_iter(model, &iter, path);
 247                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 248
 249                 gtk_tree_path_free(path);
 250
 251                 return ttrss_get_feed(id);
 252         }
 253
 254         return NULL;
 255 }
 256
 257 static struct headline *get_selected_headline(GtkTreeIter *iter)
 258 {
 259         GtkTreePath *path;
 260         GtkTreeViewColumn *cols;
 261         GtkTreeModel *model;
 262         int id;
 263
 264         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 265
 266         if (path) {
 267                 model = gtk_tree_view_get_model(w_headlinetree);
 268                 gtk_tree_model_get_iter(model, iter, path);
 269                 gtk_tree_model_get(model, iter, 1, &id, -1);
 270
 271                 gtk_tree_path_free(path);
 272
 273                 return ttrss_get_headline(id);
 274         }
 275
 276         return NULL;
 277 }
 278
 279 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 280 {
 281         GtkTreeIter iter;
 282         GtkTreeModel *headline_model;
 283         GtkListStore *headline_store;
 284         struct feed *feed;
 285         struct headline **headlines;
 286         char *title;
 287
 288         if (model_state)
 289                 return TRUE;
 290
 291         log_debug("feed_cursor_changed_cbk()");
 292
 293         feed = get_selected_feed();
 294
 295         if (feed) {
 296                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 297                 headline_store = GTK_LIST_STORE(headline_model);
 298                 model_state = 1;
 299                 gtk_list_store_clear(headline_store);
 300
 301                 if (feed) {
 302                         headlines = ttrss_feed_get_headlines(feed);
 303                         while (headlines && *headlines) {
 304                                 gtk_list_store_append(headline_store, &iter);
 305
 306                                 if ((*headlines)->unread)
 307                                         title = g_strdup_printf
 308                                                 ("<b>%s</b>",
 309                                                  (*headlines)->title);
 310                                 else
 311                                         title = strdup((*headlines)->title);
 312
 313                                 gtk_list_store_set(headline_store,
 314                                                    &iter,
 315                                                    COL_HEADLINE_TITLE,
 316                                                    title,
 317                                                    COL_HEADLINE_ID,
 318                                                    (*headlines)->id,
 319                                                    -1);
 320
 321                                 free(title);
 322
 323                                 headlines++;
 324                         }
 325                 }
 326
 327                 model_state = 0;
 328         }
 329
 330         return 1;
 331 }
 332
 333 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 334 {
 335         GtkTreeIter iter;
 336         GtkTreeModel *model;
 337         struct headline *headline;
 338         char *str;
 339
 340         log_debug("headline_cursor_changed_cbk()");
 341
 342         if (model_state)
 343                 return TRUE;
 344
 345         headline = get_selected_headline(&iter);
 346
 347         if (headline) {
 348                 gtk_label_set_text(w_headline_title, headline->title);
 349                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 350
 351
 352                 str = ttrss_get_headline_content(headline);
 353
 354                 if (str) {
 355                         web_load(str);
 356                         free(str);
 357                 } else {
 358                         web_load("");
 359                 }
 360
 361                 if (headline->unread) {
 362                         ttrss_set_article_unread(headline->id, 0);
 363                         headline->unread = 0;
 364                 }
 365
 366                 model = gtk_tree_view_get_model(w_headlinetree);
 367                 gtk_list_store_set(GTK_LIST_STORE(model),
 368                                    &iter,
 369                                    COL_HEADLINE_TITLE, headline->title,
 370                                    -1);
 371         } else {
 372                 log_debug("headline not found");
 373         }
 374
 375         return TRUE;
 376 }
 377
 378 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 379 {
 380         GdkScreen *screen;
 381         GError *error;
 382         GtkTreeSelection *selection;
 383         GtkTreeModel *model;
 384         GtkTreeIter iter;
 385         struct headline *h;
 386         const char *url;
 387         int id;
 388
 389         printf("headline_row_activated_cbk()");
 390
 391         selection = gtk_tree_view_get_selection(w_headlinetree);
 392         model = gtk_tree_view_get_model(w_headlinetree);
 393
 394         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 395                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 396
 397                 h = ttrss_get_headline(id);
 398                 if (h) {
 399                         url = h->url;
 400
 401                         if (gtk_widget_has_screen(widget))
 402                                 screen = gtk_widget_get_screen(widget);
 403                         else
 404                                 screen = gdk_screen_get_default();
 405
 406                         error = NULL;
 407                         gtk_show_uri(screen, url,
 408                                      gtk_get_current_event_time(), &error);
 409                 }
 410         }
 411 }
 412
 413 gboolean
 414 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 415 {
 416         log_debug("window_delete_event_cbk");
 417
 418         gtk_main_quit();
 419
 420         return TRUE;
 421 }
 422
 423 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 424 {
 425         log_debug("quit_activate_cbk");
 426
 427         gtk_main_quit();
 428 }
 429
 430 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 431 {
 432         log_debug("help_activate_cbk");
 433
 434         gtk_show_about_dialog
 435                 (NULL,
 436                  "comments",
 437                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 438                  "copyright",
 439                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 440                  "logo-icon-name", "prss",
 441                  "program-name", "PRSS",
 442                  "title", _("About PRSS"),
 443                  "version", VERSION,
 444                  "website", PACKAGE_URL,
 445                  "website-label", _("PRSS Homepage"),
 446                  NULL);
 447 }
 448
 449 static void log_init()
 450 {
 451         char *home, *path, *dir;
 452
 453         home = getenv("HOME");
 454
 455         if (!home)
 456                 return ;
 457
 458         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 459         sprintf(dir, "%s/%s", home, ".prss");
 460         mkdir(dir, 0777);
 461
 462         path = malloc(strlen(dir)+1+strlen("log")+1);
 463         sprintf(path, "%s/%s", dir, "log");
 464
 465         log_open(path);
 466
 467         free(dir);
 468         free(path);
 469 }
 470
 471 int main(int argc, char **argv)
 472 {
 473         GtkWidget *window, *panh;
 474         GtkBuilder *builder;
 475         int optc, cmdok, opti;
 476
 477         program_name = argv[0];
 478
 479         setlocale(LC_ALL, "");
 480
 481 #if ENABLE_NLS
 482         bindtextdomain(PACKAGE, LOCALEDIR);
 483         textdomain(PACKAGE);
 484 #endif
 485
 486         cmdok = 1;
 487         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 488                                    &opti)) != -1) {
 489                 switch (optc) {
 490                 case 'd':
 491                         log_level = atoi(optarg);
 492                         log_info(_("Enables debug mode."));
 493                         break;
 494                 case 'h':
 495                         print_help();
 496                         exit(EXIT_SUCCESS);
 497                 case 'v':
 498                         print_version();
 499                         exit(EXIT_SUCCESS);
 500                 default:
 501                         cmdok = 0;
 502                         break;
 503                 }
 504         }
 505
 506         if (!cmdok || optind != argc) {
 507                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 508                         program_name);
 509                 exit(EXIT_FAILURE);
 510         }
 511
 512         log_init();
 513
 514         ws_init();
 515
 516         gtk_init(NULL, NULL);
 517         settings = g_settings_new("prss");
 518
 519         ttrss_set_config(g_settings_get_string(settings, "url"),
 520                          g_settings_get_string(settings, "user"),
 521                          g_settings_get_string(settings, "password"));
 522         ws_open_session();
 523
 524         builder = gtk_builder_new();
 525         gtk_builder_add_from_file
 526                 (builder,
 527                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 528                  NULL);
 529         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 530         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 531                                                           "feed_tree"));
 532         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 533                                                               "headline_tree"));
 534
 535         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 536         w_headline_title
 537                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 538         w_headline_date
 539                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 540
 541         gtk_builder_connect_signals(builder, NULL);
 542
 543         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 544
 545         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 546
 547         g_object_unref(G_OBJECT(builder));
 548
 549         gtk_widget_show_all(window);
 550         update_layout();
 551
 552         gtk_main();
 553
 554         exit(EXIT_SUCCESS);
 555 }