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         COL_HEADLINE_DATE
  56 };
  57
  58 static struct option long_options[] = {
  59         {"version", no_argument, 0, 'v'},
  60         {"help", no_argument, 0, 'h'},
  61         {"debug", required_argument, 0, 'd'},
  62         {0, 0, 0, 0}
  63 };
  64
  65 static void print_version()
  66 {
  67         printf("prss %s\n", VERSION);
  68         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  69                  "License GPLv2: GNU GPL version 2 or later "
  70                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  71                  "This is free software: you are free to change and "
  72                  " redistribute it.\n"
  73                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  74                "2012-2013");
  75 }
  76
  77 static void print_help()
  78 {
  79         printf(_("Usage: %s [OPTION]...\n"), program_name);
  80
  81         puts(_("Prss is a GTK+ news reader for tt-rss."));
  82
  83         puts("");
  84         puts(_("Options:"));
  85         puts(_("  -h, --help          display this help and exit\n"
  86                "  -v, --version       display version information and exit"));
  87         puts("");
  88         puts(_("  -d, --debug=LEVEL   "
  89                "set the debug level, integer between 0 and 3"));
  90
  91         puts("");
  92
  93         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  94         puts("");
  95         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  96 }
  97
  98 GtkTreeView *w_feedtree;
  99 GtkTreeView *w_headlinetree;
 100
 101 static char *feed_get_formated_title(struct feed *f)
 102 {
 103         if (f->unread)
 104                 return g_strdup_printf("<b>%s (%d)</b>",
 105                                        f->title,
 106                                        f->unread);
 107         else
 108                 return strdup(f->title);
 109 }
 110
 111 void update()
 112 {
 113         struct feed **feeds;
 114         GtkListStore *model, *headline_model;
 115         GtkTreeIter iter;
 116         char *title;
 117
 118         model = GTK_LIST_STORE(gtk_tree_view_get_model(w_feedtree));
 119         headline_model
 120                 = GTK_LIST_STORE(gtk_tree_view_get_model(w_headlinetree));
 121
 122         log_debug("update(): clear feed tree.");
 123         model_state = 1;
 124         gtk_list_store_clear(model);
 125         gtk_list_store_clear(headline_model);
 126         log_debug("update(): clear feed tree done.");
 127         feeds = ttrss_get_feeds();
 128         while (feeds && *feeds) {
 129                 title = feed_get_formated_title(*feeds);
 130
 131                 gtk_list_store_append(model, &iter);
 132
 133                 gtk_list_store_set(model,
 134                                    &iter,
 135                                    COL_FEED_TITLE, title,
 136                                    COL_FEED_ID, (*feeds)->id,
 137                                    -1);
 138                 g_free(title);
 139                 feeds++;
 140         }
 141
 142         ttrs_download_headline_content(feeds);
 143
 144         model_state = 0;
 145
 146         log_debug("update() done");
 147 }
 148
 149 void update_layout()
 150 {
 151         int layout;
 152
 153         layout = g_settings_get_int(settings, "layout");
 154
 155         switch (layout) {
 156         case 1:
 157                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 158                                                GTK_ORIENTATION_HORIZONTAL);
 159                 break;
 160         case 0:
 161         default:
 162                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 163                                                GTK_ORIENTATION_VERTICAL);
 164         }
 165 }
 166
 167 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 168 {
 169         log_debug("refresh_clicked_cbk()");
 170         update();
 171         log_debug("refresh_clicked_cbk() done");
 172 }
 173
 174 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 175 {
 176         GtkDialog *diag;
 177         GtkBuilder *builder;
 178         GtkEntry *login, *url, *pwd;
 179         GtkComboBox *layout;
 180
 181         log_debug("settings_activate_cbk()");
 182
 183         builder = gtk_builder_new();
 184
 185         gtk_builder_add_from_file
 186                 (builder,
 187                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 188                  NULL);
 189
 190         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 191
 192         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 193         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 194
 195         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 196         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 197
 198         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 199         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 200
 201         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 202                                                       "layout"));
 203
 204         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 205                                                             "layout"));
 206
 207         if (gtk_dialog_run(diag)) {
 208                 g_settings_set_int(settings,
 209                                    "layout",
 210                                    gtk_combo_box_get_active(layout));
 211
 212                 g_settings_set_string(settings,
 213                                       "password",
 214                                       gtk_entry_get_text(pwd));
 215                 g_settings_set_string(settings,
 216                                       "url",
 217                                       gtk_entry_get_text(url));
 218                 g_settings_set_string(settings,
 219                                       "user",
 220                                       gtk_entry_get_text(login));
 221
 222                 ttrss_set_config(g_settings_get_string(settings, "url"),
 223                                  g_settings_get_string(settings, "user"),
 224                                  g_settings_get_string(settings, "password"));
 225                 ws_open_session();
 226
 227                 update_layout();
 228                 update();
 229         }
 230
 231         gtk_widget_destroy(GTK_WIDGET(diag));
 232
 233         g_object_unref(G_OBJECT(builder));
 234 }
 235
 236 static struct feed *get_selected_feed()
 237 {
 238         GtkTreePath *path;
 239         GtkTreeViewColumn *cols;
 240         GtkTreeIter iter;
 241         GtkTreeModel *model;
 242         int id;
 243
 244         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 245
 246         if (path) {
 247                 model = gtk_tree_view_get_model(w_feedtree);
 248                 gtk_tree_model_get_iter(model, &iter, path);
 249                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 250
 251                 gtk_tree_path_free(path);
 252
 253                 return ttrss_get_feed(id);
 254         }
 255
 256         return NULL;
 257 }
 258
 259 static struct headline *get_selected_headline(GtkTreeIter *iter)
 260 {
 261         GtkTreePath *path;
 262         GtkTreeViewColumn *cols;
 263         GtkTreeModel *model;
 264         int id;
 265
 266         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 267
 268         if (path) {
 269                 model = gtk_tree_view_get_model(w_headlinetree);
 270                 gtk_tree_model_get_iter(model, iter, path);
 271                 gtk_tree_model_get(model, iter, 1, &id, -1);
 272
 273                 gtk_tree_path_free(path);
 274
 275                 return ttrss_get_headline(id);
 276         }
 277
 278         return NULL;
 279 }
 280
 281 static char *headline_get_formated_headline(struct headline *h)
 282 {
 283         if (h->unread)
 284                 return g_strdup_printf("<b>%s</b>", h->title);
 285         else
 286                 return strdup(h->title);
 287 }
 288
 289 static char *headline_get_date(struct headline *h)
 290 {
 291         struct tm *tmp;
 292         char date[200];
 293
 294         tmp = localtime(&h->date);
 295
 296         if (h->unread)
 297                 strftime(date, sizeof(date), "<b>%D</b>", tmp);
 298         else
 299                 strftime(date, sizeof(date), "%D", tmp);
 300
 301         return strdup(date);
 302 }
 303
 304 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 305 {
 306         GtkTreeIter iter;
 307         GtkTreeModel *headline_model;
 308         GtkListStore *headline_store;
 309         struct feed *feed;
 310         struct headline **headlines, *h;
 311         char *title, *date;
 312
 313         if (model_state)
 314                 return TRUE;
 315
 316         log_debug("feed_cursor_changed_cbk()");
 317
 318         feed = get_selected_feed();
 319
 320         if (feed) {
 321                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 322                 headline_store = GTK_LIST_STORE(headline_model);
 323                 model_state = 1;
 324                 gtk_list_store_clear(headline_store);
 325
 326                 if (feed) {
 327                         headlines = ttrss_feed_get_headlines(feed);
 328                         while (headlines && *headlines) {
 329                                 gtk_list_store_append(headline_store, &iter);
 330
 331                                 h = *headlines;
 332
 333                                 title = headline_get_formated_headline(h);
 334                                 date = headline_get_date(h);
 335
 336                                 gtk_list_store_set(headline_store,
 337                                                    &iter,
 338                                                    COL_HEADLINE_TITLE,
 339                                                    title,
 340                                                    COL_HEADLINE_ID,
 341                                                    h->id,
 342                                                    COL_HEADLINE_DATE,
 343                                                    date,
 344                                                    -1);
 345
 346                                 g_free(title);
 347                                 free(date);
 348
 349                                 headlines++;
 350                         }
 351                 }
 352
 353                 model_state = 0;
 354         }
 355
 356         return 1;
 357 }
 358
 359 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 360 {
 361         GtkTreeIter iter;
 362         GtkTreeModel *model;
 363         struct headline *headline;
 364         char *str;
 365
 366         log_debug("headline_cursor_changed_cbk()");
 367
 368         if (model_state)
 369                 return TRUE;
 370
 371         headline = get_selected_headline(&iter);
 372
 373         if (headline) {
 374                 gtk_label_set_text(w_headline_title, headline->title);
 375                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 376
 377                 str = ttrss_get_headline_content(headline);
 378
 379                 if (str) {
 380                         web_load(str);
 381                         free(str);
 382                 } else {
 383                         web_load("");
 384                 }
 385
 386                 if (headline->unread) {
 387                         ttrss_set_article_unread(headline->id, 0);
 388                         headline->unread = 0;
 389                 }
 390
 391                 model = gtk_tree_view_get_model(w_headlinetree);
 392                 gtk_list_store_set(GTK_LIST_STORE(model),
 393                                    &iter,
 394                                    COL_HEADLINE_TITLE, headline->title,
 395                                    -1);
 396         } else {
 397                 log_debug("headline not found");
 398         }
 399
 400         return TRUE;
 401 }
 402
 403 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 404 {
 405         GdkScreen *screen;
 406         GError *error;
 407         GtkTreeSelection *selection;
 408         GtkTreeModel *model;
 409         GtkTreeIter iter;
 410         struct headline *h;
 411         const char *url;
 412         int id;
 413
 414         printf("headline_row_activated_cbk()");
 415
 416         selection = gtk_tree_view_get_selection(w_headlinetree);
 417         model = gtk_tree_view_get_model(w_headlinetree);
 418
 419         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 420                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 421
 422                 h = ttrss_get_headline(id);
 423                 if (h) {
 424                         url = h->url;
 425
 426                         if (gtk_widget_has_screen(widget))
 427                                 screen = gtk_widget_get_screen(widget);
 428                         else
 429                                 screen = gdk_screen_get_default();
 430
 431                         error = NULL;
 432                         gtk_show_uri(screen, url,
 433                                      gtk_get_current_event_time(), &error);
 434                 }
 435         }
 436 }
 437
 438 gboolean
 439 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 440 {
 441         log_debug("window_delete_event_cbk");
 442
 443         gtk_main_quit();
 444
 445         return TRUE;
 446 }
 447
 448 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 449 {
 450         log_debug("quit_activate_cbk");
 451
 452         gtk_main_quit();
 453 }
 454
 455 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 456 {
 457         log_debug("help_activate_cbk");
 458
 459         gtk_show_about_dialog
 460                 (NULL,
 461                  "comments",
 462                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 463                  "copyright",
 464                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 465                  "logo-icon-name", "prss",
 466                  "program-name", "PRSS",
 467                  "title", _("About PRSS"),
 468                  "version", VERSION,
 469                  "website", PACKAGE_URL,
 470                  "website-label", _("PRSS Homepage"),
 471                  NULL);
 472 }
 473
 474 static void log_init()
 475 {
 476         char *home, *path, *dir;
 477
 478         home = getenv("HOME");
 479
 480         if (!home)
 481                 return ;
 482
 483         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 484         sprintf(dir, "%s/%s", home, ".prss");
 485         mkdir(dir, 0777);
 486
 487         path = malloc(strlen(dir)+1+strlen("log")+1);
 488         sprintf(path, "%s/%s", dir, "log");
 489
 490         log_open(path);
 491
 492         free(dir);
 493         free(path);
 494 }
 495
 496 int main(int argc, char **argv)
 497 {
 498         GtkWidget *window, *panh;
 499         GtkBuilder *builder;
 500         int optc, cmdok, opti;
 501
 502         program_name = argv[0];
 503
 504         setlocale(LC_ALL, "");
 505
 506 #if ENABLE_NLS
 507         bindtextdomain(PACKAGE, LOCALEDIR);
 508         textdomain(PACKAGE);
 509 #endif
 510
 511         cmdok = 1;
 512         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 513                                    &opti)) != -1) {
 514                 switch (optc) {
 515                 case 'd':
 516                         log_level = atoi(optarg);
 517                         log_info(_("Enables debug mode."));
 518                         break;
 519                 case 'h':
 520                         print_help();
 521                         exit(EXIT_SUCCESS);
 522                 case 'v':
 523                         print_version();
 524                         exit(EXIT_SUCCESS);
 525                 default:
 526                         cmdok = 0;
 527                         break;
 528                 }
 529         }
 530
 531         if (!cmdok || optind != argc) {
 532                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 533                         program_name);
 534                 exit(EXIT_FAILURE);
 535         }
 536
 537         log_init();
 538
 539         ws_init();
 540
 541         gtk_init(NULL, NULL);
 542         settings = g_settings_new("prss");
 543
 544         ttrss_set_config(g_settings_get_string(settings, "url"),
 545                          g_settings_get_string(settings, "user"),
 546                          g_settings_get_string(settings, "password"));
 547         ws_open_session();
 548
 549         builder = gtk_builder_new();
 550         gtk_builder_add_from_file
 551                 (builder,
 552                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 553                  NULL);
 554         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 555         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 556                                                           "feed_tree"));
 557         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 558                                                               "headline_tree"));
 559
 560         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 561         w_headline_title
 562                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 563         w_headline_date
 564                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 565
 566         gtk_builder_connect_signals(builder, NULL);
 567
 568         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 569
 570         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 571
 572         g_object_unref(G_OBJECT(builder));
 573
 574         gtk_widget_show_all(window);
 575         update_layout();
 576
 577         gtk_main();
 578
 579         exit(EXIT_SUCCESS);
 580 }