* Purple is the legal property of its developers, whose names are too numerous * to list here. Please refer to the COPYRIGHT file distributed with this * 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 * (at your option) 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 02111-1301 USA #define TEMP_IMAGE_TIMEOUT 5 static GHashTable *id_to_image = NULL; static guint last_id = 0; /* keys: timeout handle */ static GHashTable *temp_images = NULL; static GSList *perm_images = NULL; image_reset_id(gpointer _id) g_return_if_fail(id_to_image != NULL); g_hash_table_remove(id_to_image, _id); image_set_id(PurpleImage *image) /* Use the next unused id number. We do it in a loop on the off chance * that next id wraps back around to 0 and the hash table still contains * entries from the first time around. if (G_UNLIKELY(last_id == 0)) if (purple_image_store_get(last_id) == NULL) g_object_set_data_full(G_OBJECT(image), "purple-image-store-id", GINT_TO_POINTER(last_id), image_reset_id); g_hash_table_insert(id_to_image, GINT_TO_POINTER(last_id), image); image_get_id(PurpleImage *image) return GPOINTER_TO_INT(g_object_get_data(G_OBJECT(image), "purple-image-store-id")); purple_image_store_add(PurpleImage *image) g_return_val_if_fail(PURPLE_IS_IMAGE(image), 0); id = image_get_id(image); id = image_set_id(image); perm_images = g_slist_prepend(perm_images, image); purple_image_store_add_weak(PurpleImage *image) g_return_val_if_fail(PURPLE_IS_IMAGE(image), 0); id = image_get_id(image); return image_set_id(image); remove_temporary(gpointer _image) PurpleImage *image = _image; handle = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(image), "purple-image-store-handle")); g_hash_table_remove(temp_images, GINT_TO_POINTER(handle)); cancel_temporary(gpointer key, gpointer value, gpointer _unused) g_source_remove(GPOINTER_TO_INT(key)); purple_image_store_add_temporary(PurpleImage *image) g_return_val_if_fail(PURPLE_IS_IMAGE(image), 0); id = image_get_id(image); /* XXX: add_temporary doesn't extend previous temporary call, sorry */ id = image_set_id(image); handle = g_timeout_add_seconds(TEMP_IMAGE_TIMEOUT, remove_temporary, image); g_object_set_data(G_OBJECT(image), "purple-image-store-handle", GINT_TO_POINTER(handle)); g_hash_table_insert(temp_images, GINT_TO_POINTER(handle), image); purple_image_store_get(guint id) return g_hash_table_lookup(id_to_image, GINT_TO_POINTER(id)); /* TODO: handle PURPLE_IMAGE_STORE_STOCK_PROTOCOL */ purple_image_store_get_from_uri(const gchar *uri) g_return_val_if_fail(uri != NULL, NULL); if (!purple_str_has_prefix(uri, PURPLE_IMAGE_STORE_PROTOCOL)) uri += sizeof(PURPLE_IMAGE_STORE_PROTOCOL) - 1; longid = g_ascii_strtoull(uri, &endptr, 10); if (endchar != '\0' && endchar != '"' && endchar != '\'' && endchar != ' ') return purple_image_store_get(id); purple_image_store_get_uri(PurpleImage *image) g_return_val_if_fail(PURPLE_IS_IMAGE(image), NULL); path = purple_image_get_path(image); return g_filename_to_uri(path, NULL, NULL); img_id = purple_image_store_add_weak(image); return g_strdup_printf(PURPLE_IMAGE_STORE_PROTOCOL "%u", img_id); _purple_image_store_init(void) id_to_image = g_hash_table_new(g_direct_hash, g_direct_equal); temp_images = g_hash_table_new_full(g_direct_hash, g_direct_equal, _purple_image_store_uninit(void) g_slist_free_full(perm_images, g_object_unref); g_hash_table_foreach(temp_images, cancel_temporary, NULL); g_hash_table_destroy(temp_images); g_hash_table_destroy(id_to_image);