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         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         ttrs_download_headline_content(feeds);
 145
 146         model_state = 0;
 147
 148         log_debug("update() done");
 149 }
 150
 151 void update_layout()
 152 {
 153         int layout;
 154
 155         layout = g_settings_get_int(settings, "layout");
 156
 157         switch (layout) {
 158         case 1:
 159                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 160                                                GTK_ORIENTATION_HORIZONTAL);
 161                 break;
 162         case 0:
 163         default:
 164                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 165                                                GTK_ORIENTATION_VERTICAL);
 166         }
 167 }
 168
 169 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 170 {
 171         log_debug("refresh_clicked_cbk()");
 172         update();
 173         log_debug("refresh_clicked_cbk() done");
 174 }
 175
 176 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 177 {
 178         GtkDialog *diag;
 179         GtkBuilder *builder;
 180         GtkEntry *login, *url, *pwd;
 181         GtkComboBox *layout;
 182
 183         log_debug("settings_activate_cbk()");
 184
 185         builder = gtk_builder_new();
 186
 187         gtk_builder_add_from_file
 188                 (builder,
 189                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 190                  NULL);
 191
 192         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 193
 194         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 195         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 196
 197         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 198         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 199
 200         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 201         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 202
 203         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 204                                                       "layout"));
 205
 206         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 207                                                             "layout"));
 208
 209         if (gtk_dialog_run(diag)) {
 210                 g_settings_set_int(settings,
 211                                    "layout",
 212                                    gtk_combo_box_get_active(layout));
 213
 214                 g_settings_set_string(settings,
 215                                       "password",
 216                                       gtk_entry_get_text(pwd));
 217                 g_settings_set_string(settings,
 218                                       "url",
 219                                       gtk_entry_get_text(url));
 220                 g_settings_set_string(settings,
 221                                       "user",
 222                                       gtk_entry_get_text(login));
 223
 224                 ttrss_set_config(g_settings_get_string(settings, "url"),
 225                                  g_settings_get_string(settings, "user"),
 226                                  g_settings_get_string(settings, "password"));
 227                 ws_open_session();
 228
 229                 update_layout();
 230                 update();
 231         }
 232
 233         gtk_widget_destroy(GTK_WIDGET(diag));
 234
 235         g_object_unref(G_OBJECT(builder));
 236 }
 237
 238 static struct feed *get_selected_feed()
 239 {
 240         GtkTreePath *path;
 241         GtkTreeViewColumn *cols;
 242         GtkTreeIter iter;
 243         GtkTreeModel *model;
 244         int id;
 245
 246         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 247
 248         if (path) {
 249                 model = gtk_tree_view_get_model(w_feedtree);
 250                 gtk_tree_model_get_iter(model, &iter, path);
 251                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 252
 253                 gtk_tree_path_free(path);
 254
 255                 return ttrss_get_feed(id);
 256         }
 257
 258         return NULL;
 259 }
 260
 261 static struct headline *get_selected_headline(GtkTreeIter *iter)
 262 {
 263         GtkTreePath *path;
 264         GtkTreeViewColumn *cols;
 265         GtkTreeModel *model;
 266         int id;
 267
 268         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 269
 270         if (path) {
 271                 model = gtk_tree_view_get_model(w_headlinetree);
 272                 gtk_tree_model_get_iter(model, iter, path);
 273                 gtk_tree_model_get(model, iter, 1, &id, -1);
 274
 275                 gtk_tree_path_free(path);
 276
 277                 return ttrss_get_headline(id);
 278         }
 279
 280         return NULL;
 281 }
 282
 283 static char *headline_get_formated_headline(struct headline *h)
 284 {
 285         if (h->unread)
 286                 return g_strdup_printf("<b>%s</b>", h->title);
 287         else
 288                 return strdup(h->title);
 289 }
 290
 291 static char *headline_get_date(struct headline *h)
 292 {
 293         struct tm *tmp;
 294         char date[200];
 295
 296         tmp = localtime(&h->date);
 297
 298         if (h->unread)
 299                 strftime(date, sizeof(date), "<b>%D</b>", tmp);
 300         else
 301                 strftime(date, sizeof(date), "%D", tmp);
 302
 303         return strdup(date);
 304 }
 305
 306 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 307 {
 308         GtkTreeIter iter;
 309         GtkTreeModel *headline_model;
 310         GtkListStore *headline_store;
 311         struct feed *feed;
 312         struct headline **headlines, *h;
 313         char *title, *date;
 314
 315         if (model_state)
 316                 return TRUE;
 317
 318         log_debug("feed_cursor_changed_cbk()");
 319
 320         feed = get_selected_feed();
 321
 322         if (feed) {
 323                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 324                 headline_store = GTK_LIST_STORE(headline_model);
 325                 model_state = 1;
 326                 gtk_list_store_clear(headline_store);
 327
 328                 if (feed) {
 329                         headlines = ttrss_feed_get_headlines(feed);
 330                         while (headlines && *headlines) {
 331                                 gtk_list_store_append(headline_store, &iter);
 332
 333                                 h = *headlines;
 334
 335                                 title = headline_get_formated_headline(h);
 336                                 date = headline_get_date(h);
 337
 338                                 gtk_list_store_set(headline_store,
 339                                                    &iter,
 340                                                    COL_HEADLINE_TITLE,
 341                                                    title,
 342                                                    COL_HEADLINE_ID,
 343                                                    h->id,
 344                                                    COL_HEADLINE_DATE,
 345                                                    date,
 346                                                    COL_HEADLINE_EPOCH_TIME,
 347                                                    h->date,
 348                                                    -1);
 349
 350                                 g_free(title);
 351                                 free(date);
 352
 353                                 headlines++;
 354                         }
 355                 }
 356
 357                 model_state = 0;
 358         }
 359
 360         return 1;
 361 }
 362
 363 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 364 {
 365         GtkTreeIter iter;
 366         GtkTreeModel *model;
 367         struct headline *headline;
 368         char *str, *date;
 369
 370         log_debug("headline_cursor_changed_cbk()");
 371
 372         if (model_state)
 373                 return TRUE;
 374
 375         headline = get_selected_headline(&iter);
 376
 377         if (headline) {
 378                 gtk_label_set_text(w_headline_title, headline->title);
 379                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 380
 381                 str = ttrss_get_headline_content(headline);
 382
 383                 if (str) {
 384                         web_load(str);
 385                         free(str);
 386                 } else {
 387                         web_load("");
 388                 }
 389
 390                 if (headline->unread) {
 391                         ttrss_set_article_unread(headline->id, 0);
 392                         headline->unread = 0;
 393                 }
 394
 395                 model = gtk_tree_view_get_model(w_headlinetree);
 396                 date = headline_get_date(headline);
 397                 gtk_list_store_set(GTK_LIST_STORE(model),
 398                                    &iter,
 399                                    COL_HEADLINE_TITLE, headline->title,
 400                                    COL_HEADLINE_DATE, date,
 401                                    COL_HEADLINE_EPOCH_TIME, headline->date,
 402                                    -1);
 403                 free(date);
 404         } else {
 405                 log_debug("headline not found");
 406         }
 407
 408         return TRUE;
 409 }
 410
 411 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 412 {
 413         GdkScreen *screen;
 414         GError *error;
 415         GtkTreeSelection *selection;
 416         GtkTreeModel *model;
 417         GtkTreeIter iter;
 418         struct headline *h;
 419         const char *url;
 420         int id;
 421
 422         printf("headline_row_activated_cbk()");
 423
 424         selection = gtk_tree_view_get_selection(w_headlinetree);
 425         model = gtk_tree_view_get_model(w_headlinetree);
 426
 427         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 428                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 429
 430                 h = ttrss_get_headline(id);
 431                 if (h) {
 432                         url = h->url;
 433
 434                         if (gtk_widget_has_screen(widget))
 435                                 screen = gtk_widget_get_screen(widget);
 436                         else
 437                                 screen = gdk_screen_get_default();
 438
 439                         error = NULL;
 440                         gtk_show_uri(screen, url,
 441                                      gtk_get_current_event_time(), &error);
 442                 }
 443         }
 444 }
 445
 446 gboolean
 447 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 448 {
 449         log_debug("window_delete_event_cbk");
 450
 451         gtk_main_quit();
 452
 453         return TRUE;
 454 }
 455
 456 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 457 {
 458         log_debug("quit_activate_cbk");
 459
 460         gtk_main_quit();
 461 }
 462
 463 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 464 {
 465         log_debug("help_activate_cbk");
 466
 467         gtk_show_about_dialog
 468                 (NULL,
 469                  "comments",
 470                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 471                  "copyright",
 472                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 473                  "logo-icon-name", "prss",
 474                  "program-name", "PRSS",
 475                  "title", _("About PRSS"),
 476                  "version", VERSION,
 477                  "website", PACKAGE_URL,
 478                  "website-label", _("PRSS Homepage"),
 479                  NULL);
 480 }
 481
 482 static void log_init()
 483 {
 484         char *home, *path, *dir;
 485
 486         home = getenv("HOME");
 487
 488         if (!home)
 489                 return ;
 490
 491         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 492         sprintf(dir, "%s/%s", home, ".prss");
 493         mkdir(dir, 0777);
 494
 495         path = malloc(strlen(dir)+1+strlen("log")+1);
 496         sprintf(path, "%s/%s", dir, "log");
 497
 498         log_open(path);
 499
 500         free(dir);
 501         free(path);
 502 }
 503
 504 int main(int argc, char **argv)
 505 {
 506         GtkWidget *window, *panh;
 507         GtkBuilder *builder;
 508         int optc, cmdok, opti;
 509
 510         program_name = argv[0];
 511
 512         setlocale(LC_ALL, "");
 513
 514 #if ENABLE_NLS
 515         bindtextdomain(PACKAGE, LOCALEDIR);
 516         textdomain(PACKAGE);
 517 #endif
 518
 519         cmdok = 1;
 520         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 521                                    &opti)) != -1) {
 522                 switch (optc) {
 523                 case 'd':
 524                         log_level = atoi(optarg);
 525                         log_info(_("Enables debug mode."));
 526                         break;
 527                 case 'h':
 528                         print_help();
 529                         exit(EXIT_SUCCESS);
 530                 case 'v':
 531                         print_version();
 532                         exit(EXIT_SUCCESS);
 533                 default:
 534                         cmdok = 0;
 535                         break;
 536                 }
 537         }
 538
 539         if (!cmdok || optind != argc) {
 540                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 541                         program_name);
 542                 exit(EXIT_FAILURE);
 543         }
 544
 545         log_init();
 546
 547         ws_init();
 548
 549         gtk_init(NULL, NULL);
 550         settings = g_settings_new("prss");
 551
 552         ttrss_set_config(g_settings_get_string(settings, "url"),
 553                          g_settings_get_string(settings, "user"),
 554                          g_settings_get_string(settings, "password"));
 555         ws_open_session();
 556
 557         builder = gtk_builder_new();
 558         gtk_builder_add_from_file
 559                 (builder,
 560                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 561                  NULL);
 562         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 563         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 564                                                           "feed_tree"));
 565         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 566                                                               "headline_tree"));
 567
 568         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 569         w_headline_title
 570                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 571         w_headline_date
 572                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 573
 574         gtk_builder_connect_signals(builder, NULL);
 575
 576         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 577
 578         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 579
 580         g_object_unref(G_OBJECT(builder));
 581
 582         gtk_widget_show_all(window);
 583         update_layout();
 584
 585         gtk_main();
 586
 587         exit(EXIT_SUCCESS);
 588 }