/* Cataract - Static web photo gallery generator * Copyright (C) 2008 Tomas Bzatek * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include #include #include #include #include #include #include #include "items.h" #include "xml-parser.h" /* * parse_album_xml: XML parser for gallery index.xml files */ gboolean parse_album_xml (const char *filename, TAlbum *index) { TXMLFile *xml; char *gallery_type; int count; int i; char *s; TIndexItem *item; xml = xml_parser_load (filename); if (xml == NULL) return FALSE; /* Initialize data struct */ if (index == NULL) index = malloc (sizeof (TAlbum)); memset (index, 0, sizeof (TAlbum)); index->base_dir = g_path_get_dirname (filename); /* Retrieve gallery type */ gallery_type = xml_file_get_node_attribute (xml, "/gallery", "type"); #ifdef __DEBUG_ALL__ printf("gallery_type = %s\n", gallery_type); #endif if (strcmp (gallery_type, "index") == 0) index->type = GALLERY_TYPE_INDEX; else if (strcmp (gallery_type, "album") == 0) index->type = GALLERY_TYPE_ALBUM; else { printf ("Invalid gallery type (%s)\n", gallery_type); free (index); return FALSE; } /* Section General */ index->ID = xml_file_get_node_value (xml, "/gallery/general/ID/text()"); index->title = xml_file_get_node_value (xml, "/gallery/general/title/text()"); index->desc = xml_file_get_node_value (xml, "/gallery/general/description/text()"); index->quality = xml_file_get_node_attribute_long (xml, "/gallery/general/images", "quality", -1); index->landscape_width = xml_file_get_node_attribute_long (xml, "/gallery/general/images", "landscape_w", 0); index->landscape_height = xml_file_get_node_attribute_long (xml, "/gallery/general/images", "landscape_h", 0); index->portrait_width = xml_file_get_node_attribute_long (xml, "/gallery/general/images", "portrait_w", 0); index->portrait_height = xml_file_get_node_attribute_long (xml, "/gallery/general/images", "portrait_h", 0); /* Section Items */ count = xml_file_node_get_children_count (xml, "/gallery/items/item"); index->items = g_ptr_array_new(); for (i = 0; i < count; i++) { item = malloc (sizeof (TIndexItem)); memset (item, 0, sizeof (TIndexItem)); s = g_strdup_printf ("/gallery/items/item[%d]", i + 1); if (index->type == GALLERY_TYPE_INDEX) item->path = xml_file_get_node_attribute (xml, s, "path"); else item->path = xml_file_get_node_attribute (xml, s, "src"); item->preview = xml_file_get_node_attribute (xml, s, "preview"); item->quality = xml_file_get_node_attribute_long (xml, s, "quality", -1); item->width = xml_file_get_node_attribute_long (xml, s, "width", 0); item->height = xml_file_get_node_attribute_long (xml, s, "height", 0); g_free (s); s = g_strdup_printf ("/gallery/items/item[%d]/title/text()", i + 1); item->title = xml_file_get_node_value (xml, s); g_free (s); s = g_strdup_printf ("/gallery/items/item[%d]/title_description/text()", i + 1); item->title_description = xml_file_get_node_value (xml, s); g_free (s); s = g_strdup_printf ("/gallery/items/item[%d]/thumbnail", i + 1); item->thumbnail = xml_file_get_node_attribute (xml, s, "src"); g_free (s); s = g_strdup_printf ("/gallery/items/item[%d]/nofullsize", i + 1); item->nofullsize = (xml_file_get_node_present (xml, s) || item->path == NULL); g_free (s); if (item->path || item->preview) { g_ptr_array_add (index->items, item); } else { fprintf (stderr, "%s: No image src specified, skipping!\n", filename); free (item); } } xml_parser_close (xml); /* Print the items */ #ifdef __DEBUG_ALL__ printf ("ID = '%s'\ntitle = '%s'\ndescription = '%s'\n", index->ID, index->title, index->desc); for (i = 0; i < index->items->len; i++) { TIndexItem *item = g_ptr_array_index (index->items, i); printf ("item %d: path = '%s', title = '%s', title_description = '%s', thumbnail = '%s'\n", i, item->path, item->title, item->title_description, item->thumbnail); } #endif return TRUE; } /* * free_album_data: free allocated album data */ void free_album_data (TAlbum *album) { if (album) { if (album->ID) free (album->ID); if (album->title) free (album->title); if (album->desc) free (album->desc); if (album->base_dir) free (album->base_dir); if (album->items) { if (album->items->len > 0) { TIndexItem *item; int i; for (i = 0; i < album->items->len; i++) { item = g_ptr_array_index (album->items, i); if (item != NULL) { if (item->path) free (item->path); if (item->title) free (item->title); if (item->title_description) free (item->title_description); if (item->thumbnail) free (item->thumbnail); if (item->preview) free (item->preview); free (item); } } } g_ptr_array_free (album->items, TRUE); } free (album); album = NULL; } } /* * get_gallery_objects_count: retrieve number of items in specified album */ int get_album_objects_count (const char *filename) { TXMLFile *xml; int count; xml = xml_parser_load (filename); if (xml == NULL) return 0; count = xml_file_node_get_children_count (xml, "/gallery/items/item"); xml_parser_close (xml); #ifdef __DEBUG_ALL__ printf ("get_objects_count(%s) = %d\n", filename, count); #endif return count; }