vp-build/utils/plist_utils.c

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/*-
* Copyright (c) 2008 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <limits.h>
#include <prop/proplib.h>
#include "xbps_api.h"
bool
xbps_add_array_to_dict(prop_dictionary_t dict, prop_array_t array,
const char *key)
{
if (dict == NULL || array == NULL || key == NULL)
return false;
if (!prop_dictionary_set(dict, key, array))
return false;
prop_object_release(array);
return true;
}
bool
xbps_add_obj_to_array(prop_array_t array, prop_object_t obj)
{
if (array == NULL || obj == NULL)
return false;
if (!prop_array_add(array, obj)) {
prop_object_release(array);
return false;
}
prop_object_release(obj);
return true;
}
prop_object_iterator_t
xbps_get_array_iter_from_dict(prop_dictionary_t dict, const char *key)
{
prop_array_t array;
if (dict == NULL || key == NULL)
return NULL;
array = prop_dictionary_get(dict, key);
if (array == NULL || prop_object_type(array) != PROP_TYPE_ARRAY)
return NULL;
return prop_array_iterator(array);
}
prop_dictionary_t
xbps_find_pkg_in_dict(prop_dictionary_t dict, const char *key,
const char *pkgname)
{
prop_object_iterator_t iter;
prop_object_t obj;
const char *dpkgn;
if (pkgname == NULL)
return NULL;
iter = xbps_get_array_iter_from_dict(dict, key);
if (iter == NULL)
return NULL;
while ((obj = prop_object_iterator_next(iter))) {
prop_dictionary_get_cstring_nocopy(obj, "pkgname", &dpkgn);
if (strcmp(dpkgn, pkgname) == 0)
break;
}
prop_object_iterator_release(iter);
return obj;
}
bool
xbps_find_string_in_array(prop_array_t array, const char *val)
{
prop_object_iterator_t iter;
prop_object_t obj;
if (array == NULL || val == NULL)
return false;
iter = prop_array_iterator(array);
if (iter == NULL)
return false;
while ((obj = prop_object_iterator_next(iter)) != NULL) {
if (prop_object_type(obj) != PROP_TYPE_STRING)
continue;
if (prop_string_equals_cstring(obj, val)) {
prop_object_iterator_release(iter);
return true;
}
}
prop_object_iterator_release(iter);
return false;
}
bool
xbps_register_repository(const char *uri)
{
prop_dictionary_t dict;
prop_array_t array = NULL;
prop_object_t obj;
if (uri == NULL)
return false;
/* First check if we have the repository plist file. */
dict = prop_dictionary_internalize_from_file(XBPS_REPOLIST_PATH);
if (dict == NULL) {
/* Looks like not, create it. */
dict = prop_dictionary_create();
if (dict == NULL)
return false;
/* Create the array and add the repository URI on it. */
array = prop_array_create();
if (array == NULL) {
prop_object_release(dict);
return false;
}
if (!prop_array_set_cstring_nocopy(array, 0, uri))
goto fail;
/* Add the array obj into the main dictionary. */
if (!xbps_add_array_to_dict(dict, array, "repository-list"))
goto fail;
/* Write dictionary into plist file. */
if (!prop_dictionary_externalize_to_file(dict,
XBPS_REPOLIST_PATH))
goto fail;
prop_object_release(array);
} else {
/* Append into the array, the plist file exists. */
array = prop_dictionary_get(dict, "repository-list");
if (array == NULL || prop_object_type(array) != PROP_TYPE_ARRAY)
return false;
/* It seems that this object is already there */
if (xbps_find_string_in_array(array, uri)) {
errno = EEXIST;
return false;
}
obj = prop_string_create_cstring(uri);
if (!xbps_add_obj_to_array(array, obj)) {
prop_object_release(obj);
return false;
}
/* Write dictionary into plist file. */
if (!prop_dictionary_externalize_to_file(dict,
XBPS_REPOLIST_PATH)) {
prop_object_release(obj);
return false;
}
prop_object_release(obj);
}
return true;
fail:
if (array)
prop_object_release(array);
if (dict)
prop_object_release(dict);
return false;
}
void
xbps_list_pkgs_in_dict(prop_dictionary_t dict, const char *key)
{
prop_object_iterator_t iter;
prop_object_t obj;
const char *pkgname, *version, *short_desc;
iter = xbps_get_array_iter_from_dict(dict, key);
if (iter == NULL)
return;
while ((obj = prop_object_iterator_next(iter))) {
prop_dictionary_get_cstring_nocopy(obj, "pkgname", &pkgname);
prop_dictionary_get_cstring_nocopy(obj, "version", &version);
prop_dictionary_get_cstring_nocopy(obj, "short_desc",
&short_desc);
if (pkgname && version && short_desc)
printf("%s (%s)\t%s\n", pkgname, version, short_desc);
}
prop_object_iterator_release(iter);
}
void
xbps_list_strings_in_array(prop_dictionary_t dict, const char *key)
{
prop_object_iterator_t iter;
prop_object_t obj;
iter = xbps_get_array_iter_from_dict(dict, key);
if (iter == NULL)
return;
while ((obj = prop_object_iterator_next(iter))) {
if (prop_object_type(obj) == PROP_TYPE_STRING)
printf("%s\n", prop_string_cstring_nocopy(obj));
}
prop_object_iterator_release(iter);
}