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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2014-2016 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU Lesser General Public License Version 2.1
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* SECTION:as-tag
* @short_description: Helper functions to convert to and from tag enums
* @include: appstream-glib.h
* @stability: Stable
*
* These functions will convert a tag enum such as %AS_TAG_COMPONENT to
* it's string form, and also vice-versa.
*
* These helper functions may be useful if implementing an AppStream parser.
*/
#include "config.h"
#include "as-tag.h"
#ifdef HAVE_GPERF
/* we need to define this now as gperf just writes a big header file */
const struct tag_data *as_tag_from_gperf (const char *tag, guint etag);
#include "as-tag-private.h"
#endif
/**
* as_tag_from_string:
* @tag: the string.
*
* Converts the text representation to an enumerated value.
*
* Returns: a %AsTag, or %AS_TAG_UNKNOWN if not known.
*
* Since: 0.1.0
**/
AsTag
as_tag_from_string (const gchar *tag)
{
return as_tag_from_string_full (tag, AS_TAG_FLAG_NONE);
}
/**
* as_tag_from_string_full:
* @tag: the string.
* @flags: the #AsTagFlags e.g. %AS_TAG_FLAG_USE_FALLBACKS
*
* Converts the text representation to an enumerated value also converting
* legacy key names.
*
* Returns: a %AsTag, or %AS_TAG_UNKNOWN if not known.
*
* Since: 0.1.2
**/
AsTag
as_tag_from_string_full (const gchar *tag, AsTagFlags flags)
{
#ifdef HAVE_GPERF
const struct tag_data *ky;
#else
guint i;
#endif
AsTag etag = AS_TAG_UNKNOWN;
/* invalid */
if (tag == NULL)
return AS_TAG_UNKNOWN;
#ifdef HAVE_GPERF
/* use a perfect hash */
ky = as_tag_from_gperf (tag, strlen (tag));
if (ky != NULL)
etag = ky->etag;
#else
for (i = 0; i < AS_TAG_LAST; i++) {
if (g_strcmp0 (tag, as_tag_to_string (i)) == 0) {
etag = i;
break;
}
}
#endif
/* deprecated names */
if (etag == AS_TAG_UNKNOWN && (flags & AS_TAG_FLAG_USE_FALLBACKS)) {
if (g_strcmp0 (tag, "appcategories") == 0)
return AS_TAG_CATEGORIES;
if (g_strcmp0 (tag, "appcategory") == 0)
return AS_TAG_CATEGORY;
if (g_strcmp0 (tag, "licence") == 0)
return AS_TAG_PROJECT_LICENSE;
if (g_strcmp0 (tag, "applications") == 0)
return AS_TAG_COMPONENTS;
if (g_strcmp0 (tag, "application") == 0)
return AS_TAG_COMPONENT;
if (g_strcmp0 (tag, "updatecontact") == 0)
return AS_TAG_UPDATE_CONTACT;
/* fix spelling error */
if (g_strcmp0 (tag, "metadata_licence") == 0)
return AS_TAG_METADATA_LICENSE;
}
/* translated versions */
if (etag == AS_TAG_UNKNOWN && (flags & AS_TAG_FLAG_USE_TRANSLATED)) {
if (g_strcmp0 (tag, "_name") == 0)
return AS_TAG_NAME;
if (g_strcmp0 (tag, "_summary") == 0)
return AS_TAG_SUMMARY;
if (g_strcmp0 (tag, "_caption") == 0)
return AS_TAG_CAPTION;
}
return etag;
}
/**
* as_tag_to_string:
* @tag: the %AsTag value.
*
* Converts the enumerated value to an text representation.
*
* Returns: string version of @tag
*
* Since: 0.1.0
**/
const gchar *
as_tag_to_string (AsTag tag)
{
const gchar *str[] = {
"unknown",
"components",
"component",
"id",
"pkgname",
"name",
"summary",
"description",
"url",
"icon",
"categories",
"category",
"keywords",
"keyword",
"mimetypes",
"mimetype",
"project_group",
"project_license",
"screenshot",
"screenshots",
"update_contact",
"image",
"compulsory_for_desktop",
"priority",
"caption",
"languages",
"lang",
"metadata",
"value",
"releases",
"release",
"architectures",
"arch",
"metadata_license",
"provides",
"extends",
"developer_name",
"kudos",
"kudo",
"source_pkgname",
"vetos",
"veto",
"bundle",
"permissions",
"permission",
"location",
"checksum",
"size",
"translation",
"content_rating",
"content_attribute",
"version",
"reviews",
"review",
"reviewer_name",
"reviewer_id",
NULL };
if (tag > AS_TAG_LAST)
tag = AS_TAG_LAST;
return str[tag];
}
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