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 <config.h>
  33 #include "http.h"
  34 #include <plog.h>
  35 #include <pstr.h>
  36 #include "ttrss.h"
  37 #include "ttrss_ws.h"
  38 #include "webbrowser.h"
  39
  40 static const char *program_name;
  41 static GSettings *settings;
  42
  43 static GtkPaned *w_panel;
  44 static GtkLabel *w_headline_title;
  45 static GtkLabel *w_headline_date;
  46 static GtkWindow *window;
  47 static int model_state;
  48
  49 enum {
  50         COL_FEED_TITLE,
  51         COL_FEED_ID
  52 };
  53
  54 enum {
  55         COL_HEADLINE_TITLE,
  56         COL_HEADLINE_ID,
  57         COL_HEADLINE_DATE,
  58         COL_HEADLINE_EPOCH_TIME
  59 };
  60
  61 static struct option long_options[] = {
  62         {"version", no_argument, 0, 'v'},
  63         {"help", no_argument, 0, 'h'},
  64         {"debug", required_argument, 0, 'd'},
  65         {0, 0, 0, 0}
  66 };
  67
  68 static void print_version()
  69 {
  70         printf("prss %s\n", VERSION);
  71         printf(_("Copyright (C) %s jeanfi@gmail.com\n"
  72                  "License GPLv2: GNU GPL version 2 or later "
  73                  "<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n"
  74                  "This is free software: you are free to change and "
  75                  " redistribute it.\n"
  76                  "There is NO WARRANTY, to the extent permitted by law.\n"),
  77                "2012-2013");
  78 }
  79
  80 static void print_help()
  81 {
  82         printf(_("Usage: %s [OPTION]...\n"), program_name);
  83
  84         puts(_("Prss is a GTK+ news reader for tt-rss."));
  85
  86         puts("");
  87         puts(_("Options:"));
  88         puts(_("  -h, --help          display this help and exit\n"
  89                "  -v, --version       display version information and exit"));
  90         puts("");
  91         puts(_("  -d, --debug=LEVEL   "
  92                "set the debug level, integer between 0 and 3"));
  93
  94         puts("");
  95
  96         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
  97         puts("");
  98         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
  99 }
 100
 101 GtkTreeView *w_feedtree;
 102 GtkTreeView *w_headlinetree;
 103
 104 static char *feed_get_formated_title(struct feed *f)
 105 {
 106         if (f->unread)
 107                 return g_strdup_printf("<b>%s (%d)</b>",
 108                                        f->title,
 109                                        f->unread);
 110         else
 111                 return strdup(f->title);
 112 }
 113
 114 void update()
 115 {
 116         struct feed **feeds, **cur;
 117         GtkListStore *model, *headline_model;
 118         GtkTreeIter iter;
 119         char *title;
 120
 121         model = GTK_LIST_STORE(gtk_tree_view_get_model(w_feedtree));
 122         headline_model
 123                 = GTK_LIST_STORE(gtk_tree_view_get_model(w_headlinetree));
 124
 125         log_debug("update(): clear feed tree.");
 126         model_state = 1;
 127         gtk_list_store_clear(model);
 128         gtk_list_store_clear(headline_model);
 129         log_debug("update(): clear feed tree done.");
 130         feeds = ttrss_get_feeds();
 131         cur = feeds;
 132         while (cur && *cur) {
 133                 title = feed_get_formated_title(*cur);
 134
 135                 gtk_list_store_append(model, &iter);
 136
 137                 gtk_list_store_set(model,
 138                                    &iter,
 139                                    COL_FEED_TITLE, title,
 140                                    COL_FEED_ID, (*cur)->id,
 141                                    -1);
 142                 g_free(title);
 143                 cur++;
 144         }
 145
 146         if (feeds)
 147                 ttrs_download_headline_content(feeds);
 148
 149         model_state = 0;
 150
 151         log_debug("update() done");
 152 }
 153
 154 void update_layout()
 155 {
 156         int layout;
 157
 158         layout = g_settings_get_int(settings, "layout");
 159
 160         switch (layout) {
 161         case 1:
 162                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 163                                                GTK_ORIENTATION_HORIZONTAL);
 164                 break;
 165         case 0:
 166         default:
 167                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 168                                                GTK_ORIENTATION_VERTICAL);
 169         }
 170 }
 171
 172 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 173 {
 174         log_debug("refresh_clicked_cbk()");
 175         update();
 176         log_debug("refresh_clicked_cbk() done");
 177 }
 178
 179 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 180 {
 181         GtkDialog *diag;
 182         GtkBuilder *builder;
 183         GtkEntry *login, *url, *pwd;
 184         GtkComboBox *layout;
 185
 186         log_debug("settings_activate_cbk()");
 187
 188         builder = gtk_builder_new();
 189
 190         gtk_builder_add_from_file
 191                 (builder,
 192                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 193                  NULL);
 194
 195         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 196
 197         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 198         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 199
 200         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 201         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 202
 203         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 204         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 205
 206         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 207                                                       "layout"));
 208
 209         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 210                                                             "layout"));
 211
 212         if (gtk_dialog_run(diag)) {
 213                 g_settings_set_int(settings,
 214                                    "layout",
 215                                    gtk_combo_box_get_active(layout));
 216
 217                 g_settings_set_string(settings,
 218                                       "password",
 219                                       gtk_entry_get_text(pwd));
 220                 g_settings_set_string(settings,
 221                                       "url",
 222                                       gtk_entry_get_text(url));
 223                 g_settings_set_string(settings,
 224                                       "user",
 225                                       gtk_entry_get_text(login));
 226
 227                 ttrss_set_config(g_settings_get_string(settings, "url"),
 228                                  g_settings_get_string(settings, "user"),
 229                                  g_settings_get_string(settings, "password"));
 230                 ws_open_session();
 231
 232                 update_layout();
 233                 update();
 234         }
 235
 236         gtk_widget_destroy(GTK_WIDGET(diag));
 237
 238         g_object_unref(G_OBJECT(builder));
 239 }
 240
 241 static struct feed *get_selected_feed()
 242 {
 243         GtkTreePath *path;
 244         GtkTreeViewColumn *cols;
 245         GtkTreeIter iter;
 246         GtkTreeModel *model;
 247         int id;
 248
 249         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 250
 251         if (path) {
 252                 model = gtk_tree_view_get_model(w_feedtree);
 253                 gtk_tree_model_get_iter(model, &iter, path);
 254                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 255
 256                 gtk_tree_path_free(path);
 257
 258                 return ttrss_get_feed(id);
 259         }
 260
 261         return NULL;
 262 }
 263
 264 static struct headline *get_selected_headline(GtkTreeIter *iter)
 265 {
 266         GtkTreePath *path;
 267         GtkTreeViewColumn *cols;
 268         GtkTreeModel *model;
 269         int id;
 270
 271         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 272
 273         if (path) {
 274                 model = gtk_tree_view_get_model(w_headlinetree);
 275                 gtk_tree_model_get_iter(model, iter, path);
 276                 gtk_tree_model_get(model, iter, 1, &id, -1);
 277
 278                 gtk_tree_path_free(path);
 279
 280                 return ttrss_get_headline(id);
 281         }
 282
 283         return NULL;
 284 }
 285
 286 static char *headline_to_markup(struct headline *h)
 287 {
 288         return strrepg(h->title, "&", "&amp;");
 289 }
 290
 291 static char *headline_get_formated_headline(struct headline *h)
 292 {
 293         char *tmp, *res;
 294
 295         tmp = headline_to_markup(h);
 296
 297         if (h->unread)
 298                 res = g_strdup_printf("<b>%s</b>", tmp);
 299         else
 300                 res = strdup(tmp);
 301
 302         free(tmp);
 303
 304         return res;
 305 }
 306
 307 static char *headline_get_date(struct headline *h)
 308 {
 309         struct tm *tmp;
 310         char date[200];
 311
 312         tmp = localtime(&h->date);
 313
 314         if (h->unread)
 315                 strftime(date, sizeof(date), "<b>%D</b>", tmp);
 316         else
 317                 strftime(date, sizeof(date), "%D", tmp);
 318
 319         return strdup(date);
 320 }
 321
 322 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 323 {
 324         GtkTreeIter iter;
 325         GtkTreeModel *headline_model;
 326         GtkListStore *headline_store;
 327         struct feed *feed;
 328         struct headline **headlines, *h;
 329         char *title, *date;
 330
 331         if (model_state)
 332                 return TRUE;
 333
 334         log_debug("feed_cursor_changed_cbk()");
 335
 336         feed = get_selected_feed();
 337
 338         if (feed) {
 339                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 340                 headline_store = GTK_LIST_STORE(headline_model);
 341                 model_state = 1;
 342                 gtk_list_store_clear(headline_store);
 343
 344                 if (feed) {
 345                         headlines = ttrss_feed_get_headlines(feed);
 346                         while (headlines && *headlines) {
 347                                 gtk_list_store_append(headline_store, &iter);
 348
 349                                 h = *headlines;
 350
 351                                 title = headline_get_formated_headline(h);
 352                                 date = headline_get_date(h);
 353
 354                                 gtk_list_store_set(headline_store,
 355                                                    &iter,
 356                                                    COL_HEADLINE_TITLE,
 357                                                    title,
 358                                                    COL_HEADLINE_ID,
 359                                                    h->id,
 360                                                    COL_HEADLINE_DATE,
 361                                                    date,
 362                                                    COL_HEADLINE_EPOCH_TIME,
 363                                                    h->date,
 364                                                    -1);
 365
 366                                 g_free(title);
 367                                 free(date);
 368
 369                                 headlines++;
 370                         }
 371                 }
 372
 373                 model_state = 0;
 374         }
 375
 376         return 1;
 377 }
 378
 379 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 380 {
 381         GtkTreeIter iter;
 382         GtkTreeModel *model;
 383         struct headline *headline;
 384         char *str, *date, *title;
 385
 386         log_debug("headline_cursor_changed_cbk()");
 387
 388         if (model_state)
 389                 return TRUE;
 390
 391         headline = get_selected_headline(&iter);
 392
 393         if (headline) {
 394                 title = headline_to_markup(headline);
 395                 gtk_label_set_markup(w_headline_title, title);
 396
 397                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 398
 399                 str = ttrss_get_headline_content(headline);
 400
 401                 if (str) {
 402                         web_load(str);
 403                         free(str);
 404                 } else {
 405                         web_load("");
 406                 }
 407
 408                 if (headline->unread) {
 409                         ttrss_set_article_unread(headline->id, 0);
 410                         headline->unread = 0;
 411                 }
 412
 413                 model = gtk_tree_view_get_model(w_headlinetree);
 414                 date = headline_get_date(headline);
 415                 gtk_list_store_set(GTK_LIST_STORE(model),
 416                                    &iter,
 417                                    COL_HEADLINE_TITLE, title,
 418                                    COL_HEADLINE_DATE, date,
 419                                    COL_HEADLINE_EPOCH_TIME, headline->date,
 420                                    -1);
 421                 free(date);
 422                 free(title);
 423         } else {
 424                 log_debug("headline not found");
 425         }
 426
 427         return TRUE;
 428 }
 429
 430 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 431 {
 432         GdkScreen *screen;
 433         GError *error;
 434         GtkTreeSelection *selection;
 435         GtkTreeModel *model;
 436         GtkTreeIter iter;
 437         struct headline *h;
 438         const char *url;
 439         int id;
 440
 441         printf("headline_row_activated_cbk()");
 442
 443         selection = gtk_tree_view_get_selection(w_headlinetree);
 444         model = gtk_tree_view_get_model(w_headlinetree);
 445
 446         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 447                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 448
 449                 h = ttrss_get_headline(id);
 450                 if (h) {
 451                         url = h->url;
 452
 453                         if (gtk_widget_has_screen(widget))
 454                                 screen = gtk_widget_get_screen(widget);
 455                         else
 456                                 screen = gdk_screen_get_default();
 457
 458                         error = NULL;
 459                         gtk_show_uri(screen, url,
 460                                      gtk_get_current_event_time(), &error);
 461                 }
 462         }
 463 }
 464
 465 static void save_settings()
 466 {
 467         int w, h, x, y;
 468
 469         gtk_window_get_size(window, &w, &h);
 470         gtk_window_get_position(window, &x, &y);
 471
 472         log_debug("save_settings(): x=%d, y=%d, w=%d, h=%d", x, y, w, h);
 473
 474         g_settings_set_int(settings, "window-x", x);
 475         g_settings_set_int(settings, "window-y", y);
 476         g_settings_set_int(settings, "window-width", w);
 477         g_settings_set_int(settings, "window-height", h);
 478
 479         g_settings_sync();
 480 }
 481
 482 gboolean
 483 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 484 {
 485         log_debug("window_delete_event_cbk");
 486
 487         save_settings();
 488         gtk_main_quit();
 489
 490         return TRUE;
 491 }
 492
 493 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 494 {
 495         log_debug("quit_activate_cbk");
 496
 497         save_settings();
 498         gtk_main_quit();
 499 }
 500
 501 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 502 {
 503         log_debug("help_activate_cbk");
 504
 505         gtk_show_about_dialog
 506                 (NULL,
 507                  "comments",
 508                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 509                  "copyright",
 510                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 511                  "logo-icon-name", "prss",
 512                  "program-name", "PRSS",
 513                  "title", _("About PRSS"),
 514                  "version", VERSION,
 515                  "website", PACKAGE_URL,
 516                  "website-label", _("PRSS Homepage"),
 517                  NULL);
 518 }
 519
 520 static void log_init()
 521 {
 522         char *home, *path, *dir;
 523
 524         home = getenv("HOME");
 525
 526         if (!home)
 527                 return ;
 528
 529         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 530         sprintf(dir, "%s/%s", home, ".prss");
 531         mkdir(dir, 0777);
 532
 533         path = malloc(strlen(dir)+1+strlen("log")+1);
 534         sprintf(path, "%s/%s", dir, "log");
 535
 536         log_open(path);
 537
 538         free(dir);
 539         free(path);
 540 }
 541
 542 int main(int argc, char **argv)
 543 {
 544         GtkWidget *panh;
 545         GtkBuilder *builder;
 546         int optc, cmdok, opti;
 547
 548         program_name = argv[0];
 549
 550         setlocale(LC_ALL, "");
 551
 552 #if ENABLE_NLS
 553         bindtextdomain(PACKAGE, LOCALEDIR);
 554         textdomain(PACKAGE);
 555 #endif
 556
 557         cmdok = 1;
 558         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 559                                    &opti)) != -1) {
 560                 switch (optc) {
 561                 case 'd':
 562                         log_level = atoi(optarg);
 563                         log_info(_("Enables debug mode."));
 564                         break;
 565                 case 'h':
 566                         print_help();
 567                         exit(EXIT_SUCCESS);
 568                 case 'v':
 569                         print_version();
 570                         exit(EXIT_SUCCESS);
 571                 default:
 572                         cmdok = 0;
 573                         break;
 574                 }
 575         }
 576
 577         if (!cmdok || optind != argc) {
 578                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 579                         program_name);
 580                 exit(EXIT_FAILURE);
 581         }
 582
 583         log_init();
 584
 585         ws_init();
 586
 587         gtk_init(NULL, NULL);
 588         settings = g_settings_new("prss");
 589
 590         ttrss_set_config(g_settings_get_string(settings, "url"),
 591                          g_settings_get_string(settings, "user"),
 592                          g_settings_get_string(settings, "password"));
 593         ws_open_session();
 594
 595         builder = gtk_builder_new();
 596         gtk_builder_add_from_file
 597                 (builder,
 598                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 599                  NULL);
 600         window = GTK_WINDOW(gtk_builder_get_object(builder, "window"));
 601
 602         gtk_window_set_default_size
 603                 (window,
 604                  g_settings_get_int(settings, "window-width"),
 605                  g_settings_get_int(settings, "window-height"));
 606         gtk_window_move(window,
 607                         g_settings_get_int(settings, "window-x"),
 608                         g_settings_get_int(settings, "window-y"));
 609
 610         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 611                                                           "feed_tree"));
 612         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 613                                                               "headline_tree"));
 614
 615         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 616         w_headline_title
 617                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 618         w_headline_date
 619                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 620
 621         gtk_builder_connect_signals(builder, NULL);
 622
 623         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 624
 625         webbrowser_init(GTK_STATUSBAR(gtk_builder_get_object
 626                                       (builder, "statusbar")));
 627
 628         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 629
 630         g_object_unref(G_OBJECT(builder));
 631
 632         gtk_widget_show_all(GTK_WIDGET(window));
 633         update_layout();
 634
 635         gtk_main();
 636
 637         exit(EXIT_SUCCESS);
 638 }