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, **cur;
 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         cur = feeds;
 129         while (cur && *cur) {
 130                 title = feed_get_formated_title(*cur);
 131
 132                 gtk_list_store_append(model, &iter);
 133
 134                 gtk_list_store_set(model,
 135                                    &iter,
 136                                    COL_FEED_TITLE, title,
 137                                    COL_FEED_ID, (*cur)->id,
 138                                    -1);
 139                 g_free(title);
 140                 cur++;
 141         }
 142
 143         ttrs_download_headline_content(feeds);
 144
 145         model_state = 0;
 146
 147         log_debug("update() done");
 148 }
 149
 150 void update_layout()
 151 {
 152         int layout;
 153
 154         layout = g_settings_get_int(settings, "layout");
 155
 156         switch (layout) {
 157         case 1:
 158                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 159                                                GTK_ORIENTATION_HORIZONTAL);
 160                 break;
 161         case 0:
 162         default:
 163                 gtk_orientable_set_orientation(GTK_ORIENTABLE(w_panel),
 164                                                GTK_ORIENTATION_VERTICAL);
 165         }
 166 }
 167
 168 void refresh_clicked_cbk(GtkWidget *btn, gpointer data)
 169 {
 170         log_debug("refresh_clicked_cbk()");
 171         update();
 172         log_debug("refresh_clicked_cbk() done");
 173 }
 174
 175 void preferences_action_activate_cbk(GtkAction *action, gpointer data)
 176 {
 177         GtkDialog *diag;
 178         GtkBuilder *builder;
 179         GtkEntry *login, *url, *pwd;
 180         GtkComboBox *layout;
 181
 182         log_debug("settings_activate_cbk()");
 183
 184         builder = gtk_builder_new();
 185
 186         gtk_builder_add_from_file
 187                 (builder,
 188                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 189                  NULL);
 190
 191         diag = GTK_DIALOG(gtk_builder_get_object(builder, "settings_dialog"));
 192
 193         url = GTK_ENTRY(gtk_builder_get_object(builder, "url_entry"));
 194         gtk_entry_set_text(url, g_settings_get_string(settings, "url"));
 195
 196         login = GTK_ENTRY(gtk_builder_get_object(builder, "login_entry"));
 197         gtk_entry_set_text(login, g_settings_get_string(settings, "user"));
 198
 199         pwd = GTK_ENTRY(gtk_builder_get_object(builder, "password_entry"));
 200         gtk_entry_set_text(pwd, g_settings_get_string(settings, "password"));
 201
 202         layout = GTK_COMBO_BOX(gtk_builder_get_object(builder,
 203                                                       "layout"));
 204
 205         gtk_combo_box_set_active(layout, g_settings_get_int(settings,
 206                                                             "layout"));
 207
 208         if (gtk_dialog_run(diag)) {
 209                 g_settings_set_int(settings,
 210                                    "layout",
 211                                    gtk_combo_box_get_active(layout));
 212
 213                 g_settings_set_string(settings,
 214                                       "password",
 215                                       gtk_entry_get_text(pwd));
 216                 g_settings_set_string(settings,
 217                                       "url",
 218                                       gtk_entry_get_text(url));
 219                 g_settings_set_string(settings,
 220                                       "user",
 221                                       gtk_entry_get_text(login));
 222
 223                 ttrss_set_config(g_settings_get_string(settings, "url"),
 224                                  g_settings_get_string(settings, "user"),
 225                                  g_settings_get_string(settings, "password"));
 226                 ws_open_session();
 227
 228                 update_layout();
 229                 update();
 230         }
 231
 232         gtk_widget_destroy(GTK_WIDGET(diag));
 233
 234         g_object_unref(G_OBJECT(builder));
 235 }
 236
 237 static struct feed *get_selected_feed()
 238 {
 239         GtkTreePath *path;
 240         GtkTreeViewColumn *cols;
 241         GtkTreeIter iter;
 242         GtkTreeModel *model;
 243         int id;
 244
 245         gtk_tree_view_get_cursor(w_feedtree, &path, &cols);
 246
 247         if (path) {
 248                 model = gtk_tree_view_get_model(w_feedtree);
 249                 gtk_tree_model_get_iter(model, &iter, path);
 250                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 251
 252                 gtk_tree_path_free(path);
 253
 254                 return ttrss_get_feed(id);
 255         }
 256
 257         return NULL;
 258 }
 259
 260 static struct headline *get_selected_headline(GtkTreeIter *iter)
 261 {
 262         GtkTreePath *path;
 263         GtkTreeViewColumn *cols;
 264         GtkTreeModel *model;
 265         int id;
 266
 267         gtk_tree_view_get_cursor(w_headlinetree, &path, &cols);
 268
 269         if (path) {
 270                 model = gtk_tree_view_get_model(w_headlinetree);
 271                 gtk_tree_model_get_iter(model, iter, path);
 272                 gtk_tree_model_get(model, iter, 1, &id, -1);
 273
 274                 gtk_tree_path_free(path);
 275
 276                 return ttrss_get_headline(id);
 277         }
 278
 279         return NULL;
 280 }
 281
 282 static char *headline_get_formated_headline(struct headline *h)
 283 {
 284         if (h->unread)
 285                 return g_strdup_printf("<b>%s</b>", h->title);
 286         else
 287                 return strdup(h->title);
 288 }
 289
 290 static char *headline_get_date(struct headline *h)
 291 {
 292         struct tm *tmp;
 293         char date[200];
 294
 295         tmp = localtime(&h->date);
 296
 297         if (h->unread)
 298                 strftime(date, sizeof(date), "<b>%D</b>", tmp);
 299         else
 300                 strftime(date, sizeof(date), "%D", tmp);
 301
 302         return strdup(date);
 303 }
 304
 305 int feed_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 306 {
 307         GtkTreeIter iter;
 308         GtkTreeModel *headline_model;
 309         GtkListStore *headline_store;
 310         struct feed *feed;
 311         struct headline **headlines, *h;
 312         char *title, *date;
 313
 314         if (model_state)
 315                 return TRUE;
 316
 317         log_debug("feed_cursor_changed_cbk()");
 318
 319         feed = get_selected_feed();
 320
 321         if (feed) {
 322                 headline_model = gtk_tree_view_get_model(w_headlinetree);
 323                 headline_store = GTK_LIST_STORE(headline_model);
 324                 model_state = 1;
 325                 gtk_list_store_clear(headline_store);
 326
 327                 if (feed) {
 328                         headlines = ttrss_feed_get_headlines(feed);
 329                         while (headlines && *headlines) {
 330                                 gtk_list_store_append(headline_store, &iter);
 331
 332                                 h = *headlines;
 333
 334                                 title = headline_get_formated_headline(h);
 335                                 date = headline_get_date(h);
 336
 337                                 gtk_list_store_set(headline_store,
 338                                                    &iter,
 339                                                    COL_HEADLINE_TITLE,
 340                                                    title,
 341                                                    COL_HEADLINE_ID,
 342                                                    h->id,
 343                                                    COL_HEADLINE_DATE,
 344                                                    date,
 345                                                    -1);
 346
 347                                 g_free(title);
 348                                 free(date);
 349
 350                                 headlines++;
 351                         }
 352                 }
 353
 354                 model_state = 0;
 355         }
 356
 357         return 1;
 358 }
 359
 360 int headline_cursor_changed_cbk(GtkTreeView *treeview, gpointer data)
 361 {
 362         GtkTreeIter iter;
 363         GtkTreeModel *model;
 364         struct headline *headline;
 365         char *str;
 366
 367         log_debug("headline_cursor_changed_cbk()");
 368
 369         if (model_state)
 370                 return TRUE;
 371
 372         headline = get_selected_headline(&iter);
 373
 374         if (headline) {
 375                 gtk_label_set_text(w_headline_title, headline->title);
 376                 gtk_label_set_text(w_headline_date, ctime(&headline->date));
 377
 378                 str = ttrss_get_headline_content(headline);
 379
 380                 if (str) {
 381                         web_load(str);
 382                         free(str);
 383                 } else {
 384                         web_load("");
 385                 }
 386
 387                 if (headline->unread) {
 388                         ttrss_set_article_unread(headline->id, 0);
 389                         headline->unread = 0;
 390                 }
 391
 392                 model = gtk_tree_view_get_model(w_headlinetree);
 393                 gtk_list_store_set(GTK_LIST_STORE(model),
 394                                    &iter,
 395                                    COL_HEADLINE_TITLE, headline->title,
 396                                    -1);
 397         } else {
 398                 log_debug("headline not found");
 399         }
 400
 401         return TRUE;
 402 }
 403
 404 void headline_row_activated_cbk(GtkWidget *widget, gpointer data)
 405 {
 406         GdkScreen *screen;
 407         GError *error;
 408         GtkTreeSelection *selection;
 409         GtkTreeModel *model;
 410         GtkTreeIter iter;
 411         struct headline *h;
 412         const char *url;
 413         int id;
 414
 415         printf("headline_row_activated_cbk()");
 416
 417         selection = gtk_tree_view_get_selection(w_headlinetree);
 418         model = gtk_tree_view_get_model(w_headlinetree);
 419
 420         if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
 421                 gtk_tree_model_get(model, &iter, 1, &id, -1);
 422
 423                 h = ttrss_get_headline(id);
 424                 if (h) {
 425                         url = h->url;
 426
 427                         if (gtk_widget_has_screen(widget))
 428                                 screen = gtk_widget_get_screen(widget);
 429                         else
 430                                 screen = gdk_screen_get_default();
 431
 432                         error = NULL;
 433                         gtk_show_uri(screen, url,
 434                                      gtk_get_current_event_time(), &error);
 435                 }
 436         }
 437 }
 438
 439 gboolean
 440 window_delete_event_cbk(GtkWidget *widget, GdkEvent *event, gpointer data)
 441 {
 442         log_debug("window_delete_event_cbk");
 443
 444         gtk_main_quit();
 445
 446         return TRUE;
 447 }
 448
 449 void quit_activate_cbk(GtkWidget *menu_item, gpointer data)
 450 {
 451         log_debug("quit_activate_cbk");
 452
 453         gtk_main_quit();
 454 }
 455
 456 void help_activate_cbk(GtkWidget *menu_item, gpointer data)
 457 {
 458         log_debug("help_activate_cbk");
 459
 460         gtk_show_about_dialog
 461                 (NULL,
 462                  "comments",
 463                  _("PRSS is a GTK+ client application for Tiny Tiny RSS"),
 464                  "copyright",
 465                  _("Copyright(c) 2010-2013\njeanfi@gmail.com"),
 466                  "logo-icon-name", "prss",
 467                  "program-name", "PRSS",
 468                  "title", _("About PRSS"),
 469                  "version", VERSION,
 470                  "website", PACKAGE_URL,
 471                  "website-label", _("PRSS Homepage"),
 472                  NULL);
 473 }
 474
 475 static void log_init()
 476 {
 477         char *home, *path, *dir;
 478
 479         home = getenv("HOME");
 480
 481         if (!home)
 482                 return ;
 483
 484         dir = malloc(strlen(home)+1+strlen(".prss")+1);
 485         sprintf(dir, "%s/%s", home, ".prss");
 486         mkdir(dir, 0777);
 487
 488         path = malloc(strlen(dir)+1+strlen("log")+1);
 489         sprintf(path, "%s/%s", dir, "log");
 490
 491         log_open(path);
 492
 493         free(dir);
 494         free(path);
 495 }
 496
 497 int main(int argc, char **argv)
 498 {
 499         GtkWidget *window, *panh;
 500         GtkBuilder *builder;
 501         int optc, cmdok, opti;
 502
 503         program_name = argv[0];
 504
 505         setlocale(LC_ALL, "");
 506
 507 #if ENABLE_NLS
 508         bindtextdomain(PACKAGE, LOCALEDIR);
 509         textdomain(PACKAGE);
 510 #endif
 511
 512         cmdok = 1;
 513         while ((optc = getopt_long(argc, argv, "vhd:", long_options,
 514                                    &opti)) != -1) {
 515                 switch (optc) {
 516                 case 'd':
 517                         log_level = atoi(optarg);
 518                         log_info(_("Enables debug mode."));
 519                         break;
 520                 case 'h':
 521                         print_help();
 522                         exit(EXIT_SUCCESS);
 523                 case 'v':
 524                         print_version();
 525                         exit(EXIT_SUCCESS);
 526                 default:
 527                         cmdok = 0;
 528                         break;
 529                 }
 530         }
 531
 532         if (!cmdok || optind != argc) {
 533                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 534                         program_name);
 535                 exit(EXIT_FAILURE);
 536         }
 537
 538         log_init();
 539
 540         ws_init();
 541
 542         gtk_init(NULL, NULL);
 543         settings = g_settings_new("prss");
 544
 545         ttrss_set_config(g_settings_get_string(settings, "url"),
 546                          g_settings_get_string(settings, "user"),
 547                          g_settings_get_string(settings, "password"));
 548         ws_open_session();
 549
 550         builder = gtk_builder_new();
 551         gtk_builder_add_from_file
 552                 (builder,
 553                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "prss.glade",
 554                  NULL);
 555         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 556         w_feedtree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 557                                                           "feed_tree"));
 558         w_headlinetree = GTK_TREE_VIEW(gtk_builder_get_object(builder,
 559                                                               "headline_tree"));
 560
 561         w_panel = GTK_PANED(gtk_builder_get_object(builder, "paned2"));
 562         w_headline_title
 563                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_title"));
 564         w_headline_date
 565                 = GTK_LABEL(gtk_builder_get_object(builder, "headline_date"));
 566
 567         gtk_builder_connect_signals(builder, NULL);
 568
 569         panh = GTK_WIDGET(gtk_builder_get_object(builder, "webkit_window"));
 570
 571         gtk_container_add(GTK_CONTAINER(panh), web_get_widget());
 572
 573         g_object_unref(G_OBJECT(builder));
 574
 575         gtk_widget_show_all(window);
 576         update_layout();
 577
 578         gtk_main();
 579
 580         exit(EXIT_SUCCESS);
 581 }