irreco/src/core/irreco_theme_manager.c

   1 /*
   2  * irreco - Ir Remote Control
   3  * Copyright (C) 2008 Joni Kokko (t5kojo01@students.oamk.fi)
   4  *                    Sami Mäki (kasmra@xob.kapsi.fi)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20
  21 #include "irreco_theme_manager.h"
  22
  23  /**
  24  * @addtogroup IrrecoThemeManager
  25  * @ingroup Irreco
  26  *
  27  * Contains information of themes.
  28  *
  29  * @{
  30  */
  31
  32 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  33 /* Prototypes                                                                 */
  34 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  35
  36 void irreco_theme_manager_read_file_foreach(IrrecoDirForeachData * dir_data);
  37
  38 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  39 /* Construction & Destruction                                                 */
  40 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  41
  42 /**
  43  * @name Construction & Destruction
  44  * @{
  45  */
  46
  47 IrrecoThemeManager *irreco_theme_manager_new(IrrecoData * irreco_data)
  48 {
  49         IrrecoThemeManager *self;
  50         IRRECO_ENTER
  51
  52         self = g_slice_new0(IrrecoThemeManager);
  53
  54         self->irreco_data = irreco_data;
  55
  56         self->themes =  irreco_string_table_new(
  57                                 (GDestroyNotify)irreco_theme_free, NULL);
  58
  59         irreco_theme_manager_read_themes_from_dir(self, IRRECO_THEME_DIR);
  60         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc1/irreco");
  61         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc2/irreco");
  62
  63         IRRECO_RETURN_PTR(self);
  64 }
  65
  66 void irreco_theme_manager_free(IrrecoThemeManager *self)
  67 {
  68         IRRECO_ENTER
  69
  70         g_assert(self != NULL);
  71
  72         irreco_string_table_free(self->themes);
  73         self->themes = NULL;
  74
  75         g_slice_free(IrrecoThemeManager, self);
  76         self = NULL;
  77
  78         IRRECO_RETURN
  79 }
  80
  81 /** @} */
  82
  83 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  84 /* Private Functions                                                          */
  85 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  86
  87 /**
  88  * @name Private Functions
  89  * @{
  90  */
  91
  92 void irreco_theme_manager_read_file_foreach(IrrecoDirForeachData * dir_data)
  93 {
  94         IrrecoThemeManager *self = (IrrecoThemeManager*) dir_data->user_data_1;
  95         IrrecoTheme     *theme;
  96         IrrecoKeyFile   *keyfile = NULL;
  97         char *name = NULL;
  98         char *source = NULL;
  99         char *author = NULL;
 100         char *comment = NULL;
 101         char *preview_button = NULL;
 102         char *version = NULL;
 103         GString *conf = g_string_new(dir_data->filepath);
 104         IRRECO_ENTER
 105
 106         g_string_append_printf(conf, "/theme.conf");
 107         keyfile = irreco_keyfile_create(dir_data->filepath,
 108                                         conf->str,
 109                                         "theme");
 110         if (keyfile == NULL) goto end;
 111
 112         /* Required fields. */
 113         if (!irreco_keyfile_get_str(keyfile, "name", &name)) {
 114                 IRRECO_PRINTF("Could not read theme \"%s\"\n",
 115                               dir_data->filename);
 116                 goto end;
 117         }
 118
 119         /* Optional fields. */
 120         irreco_keyfile_get_str(keyfile, "source", &source);
 121         irreco_keyfile_get_str(keyfile, "author", &author);
 122         irreco_keyfile_get_str(keyfile, "comment", &comment);
 123         irreco_keyfile_get_str(keyfile, "preview-button", &preview_button);
 124         irreco_keyfile_get_str(keyfile, "version", &version);
 125
 126         if (irreco_string_table_get(self->themes, name, (gpointer *) &theme)) {
 127                 irreco_theme_set(theme, name, dir_data->filepath, source,
 128                                  author, comment, preview_button, version);
 129         } else {
 130                 theme = irreco_theme_new(name, dir_data->filepath, source,
 131                                  author, comment, preview_button, version);
 132                 irreco_string_table_add(self->themes, theme->name->str, theme);
 133         }
 134
 135         irreco_theme_print(theme);
 136
 137         end:
 138         g_string_free(conf, TRUE);
 139         if (keyfile != NULL) irreco_keyfile_destroy(keyfile);
 140         if (name != NULL) g_free(name);
 141         if (source != NULL) g_free(source);
 142         if (author != NULL) g_free(author);
 143         if (comment != NULL) g_free(comment);
 144         if (preview_button != NULL) g_free(preview_button);
 145         if (version != NULL) g_free(version);
 146
 147         IRRECO_RETURN
 148 }
 149
 150 /** @} */
 151
 152 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 153 /* Public Functions                                                           */
 154 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 155
 156 /**
 157  * @name Public Functions
 158  * @{
 159  */
 160
 161 void irreco_theme_manager_print(IrrecoThemeManager *self)
 162 {
 163         IRRECO_ENTER
 164
 165         #if 1
 166         irreco_string_table_print(self->themes);
 167         #endif
 168
 169         #if 0
 170         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, void *, theme)
 171                 IRRECO_PRINTF("Theme: %s \n", theme->name->str);
 172                 irreco_theme_print(theme);
 173         IRRECO_STRING_TABLE_FOREACH_END
 174         #endif
 175
 176         IRRECO_RETURN
 177 }
 178
 179 IrrecoStringTable *irreco_theme_manager_get_themes(IrrecoThemeManager *self)
 180 {
 181         IRRECO_ENTER
 182
 183         IRRECO_RETURN_PTR(self->themes);
 184 }
 185
 186 IrrecoStringTable *irreco_theme_manager_get_buttons(IrrecoThemeManager *self,
 187                                                    const gchar *theme_name)
 188 {
 189         IrrecoStringTable       *buttons        = NULL;
 190         IrrecoTheme             *theme          = NULL;
 191         IRRECO_ENTER
 192
 193         IRRECO_PRINTF("theme_name: %s\n", theme_name);
 194         if (irreco_string_table_get(self->themes, theme_name,
 195                                     (gpointer*) &theme)) {
 196                 buttons = theme->buttons;
 197         }
 198
 199         IRRECO_RETURN_PTR(buttons);
 200 }
 201
 202 IrrecoStringTable *irreco_theme_manager_get_backgrounds(IrrecoThemeManager *self,
 203                                                        const gchar *theme_name)
 204 {
 205         IrrecoStringTable       *backgrounds    = NULL;
 206         IrrecoTheme             *theme          = NULL;
 207         IRRECO_ENTER
 208
 209         if (irreco_string_table_get(self->themes, theme_name,
 210                                     (gpointer*)&theme)) {
 211                 backgrounds = theme->backgrounds;
 212         }
 213
 214         IRRECO_RETURN_PTR(backgrounds);
 215 }
 216
 217 void irreco_theme_manager_read_themes_from_dir(IrrecoThemeManager *self,
 218                                                const gchar *dir)
 219 {
 220         IrrecoDirForeachData themes;
 221         IRRECO_ENTER
 222
 223         IRRECO_DEBUG("THEME_DIR = %s\n", dir);
 224         themes.directory = dir;
 225
 226         themes.filesuffix = "";
 227         themes.user_data_1 = self;
 228
 229         irreco_dir_foreach(&themes, irreco_theme_manager_read_file_foreach);
 230
 231         irreco_string_table_sort_abc(self->themes);
 232         IRRECO_RETURN
 233 }
 234
 235 gboolean irreco_theme_manager_get_button_style(IrrecoThemeManager *self,
 236                                                const gchar *style_name,
 237                                                IrrecoThemeButton **style)
 238 {
 239         IrrecoThemeButton *button = NULL;
 240         gboolean rvalue = FALSE;
 241         IRRECO_ENTER
 242         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, void *, theme) {
 243                 IrrecoStringTable* buttons = irreco_theme_get_buttons(theme);
 244
 245                 if (irreco_string_table_get(buttons, style_name,
 246                                             (gpointer *) &button)) {
 247                         *style = button;
 248                         rvalue = TRUE;
 249                 }
 250         }
 251         IRRECO_STRING_TABLE_FOREACH_END
 252         IRRECO_RETURN_BOOL(rvalue);
 253 }
 254
 255 gboolean irreco_theme_manager_does_deb_exist(IrrecoThemeManager *self)
 256 {
 257         gboolean rvalue = FALSE;
 258         IRRECO_ENTER
 259         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 260                 if (g_utf8_collate(theme->source->str, "deb") == 0 ||
 261                     g_utf8_collate(theme->source->str, "DEB") == 0) {
 262                         rvalue = TRUE;
 263                 }
 264         }
 265         IRRECO_STRING_TABLE_FOREACH_END
 266         IRRECO_RETURN_BOOL(rvalue);
 267 }
 268
 269 gboolean irreco_theme_manager_does_web_exist(IrrecoThemeManager *self)
 270 {
 271         gboolean rvalue = FALSE;
 272         IRRECO_ENTER
 273         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 274                 if (g_utf8_collate(theme->source->str, "web") == 0 ||
 275                     g_utf8_collate(theme->source->str, "WEB") == 0) {
 276                         rvalue = TRUE;
 277                 }
 278         }
 279         IRRECO_STRING_TABLE_FOREACH_END
 280         IRRECO_RETURN_BOOL(rvalue);
 281 }
 282
 283 gboolean irreco_theme_manager_does_user_exist(IrrecoThemeManager *self)
 284 {
 285         gboolean rvalue = FALSE;
 286         IRRECO_ENTER
 287         IRRECO_STRING_TABLE_FOREACH_DATA(self->themes, IrrecoTheme *, theme) {
 288                 if (g_utf8_collate(theme->source->str, "user") == 0 ||
 289                     g_utf8_collate(theme->source->str, "USER") == 0) {
 290                         rvalue = TRUE;
 291                 }
 292         }
 293         IRRECO_STRING_TABLE_FOREACH_END
 294         IRRECO_RETURN_BOOL(rvalue);
 295 }
 296
 297 gboolean irreco_theme_manager_remove_theme(IrrecoThemeManager *self,
 298                                            const gchar *theme_name)
 299 {
 300         IrrecoTheme *rmtheme;
 301         gchar *rm_cmd;
 302         gboolean rvalue = FALSE;
 303         IrrecoStringTable *table;
 304
 305         IRRECO_ENTER
 306
 307         if (irreco_string_table_get(self->themes, theme_name,
 308                                     (gpointer *) &rmtheme)) {
 309                 /* Remove styles from layouts */
 310                 table = self->irreco_data->irreco_layout_array;
 311                 IRRECO_STRING_TABLE_FOREACH(table, key,
 312                                             IrrecoButtonLayout *, layout)
 313                         IRRECO_PTR_ARRAY_FORWARDS(layout->button_array,
 314                                                   IrrecoButton *, button)
 315                                 if (button->style != NULL &&
 316                                     g_str_equal(button->style->theme_name->str,
 317                                                 theme_name)) {
 318                                         button->type = IRRECO_BTYPE_GTK_BUTTON;
 319                                         irreco_button_set_style(button, NULL);
 320                                         irreco_button_create_widget(button);
 321                                 }
 322
 323                         IRRECO_PTR_ARRAY_FORWARDS_END
 324                 IRRECO_STRING_TABLE_FOREACH_END
 325
 326                 /* Save layouts */
 327                 irreco_config_save_layouts(self->irreco_data);
 328
 329                 /* Build remove command */
 330                 rm_cmd = g_strconcat("rm -r ", rmtheme->path->str, NULL);
 331
 332                 /* Remove theme directory and its contents from device */
 333                 system(rm_cmd);
 334
 335                 g_free(rm_cmd);
 336
 337                 /* And from the string table */
 338                 irreco_string_table_remove(self->themes, theme_name);
 339
 340                 rvalue = TRUE;
 341         }
 342
 343         IRRECO_RETURN_BOOL(rvalue);
 344 }
 345
 346 void irreco_theme_manager_update_theme_manager(IrrecoThemeManager *self)
 347 {
 348         IRRECO_ENTER
 349
 350         irreco_theme_manager_read_themes_from_dir(self, IRRECO_THEME_DIR);
 351         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc1/irreco");
 352         irreco_theme_manager_read_themes_from_dir(self, "/media/mmc2/irreco");
 353
 354         /* Check if some theme is deleted */
 355         IRRECO_STRING_TABLE_FOREACH(self->themes, key, IrrecoTheme *,
 356                                     theme)
 357                 if(!irreco_is_dir(theme->path->str)) {
 358                         irreco_string_table_remove(self->themes, key);
 359                 }
 360         IRRECO_STRING_TABLE_FOREACH_END
 361
 362         IRRECO_RETURN
 363 }
 364
 365 /** @} */
 366
 367 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 368 /* Events and Callbacks                                                       */
 369 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 370
 371 /** @} */
 372
 373