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