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Diffstat (limited to 'src/util/ege-tags.cpp')
-rw-r--r-- | src/util/ege-tags.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/util/ege-tags.cpp b/src/util/ege-tags.cpp new file mode 100644 index 0000000..f8acab8 --- /dev/null +++ b/src/util/ege-tags.cpp @@ -0,0 +1,171 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MPL-1.1 OR LGPL-2.1-or-later +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is EGE Tagging Support. + * + * The Initial Developer of the Original Code is + * Jon A. Cruz. + * Portions created by the Initial Developer are Copyright (C) 2009 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +#include <libintl.h> + +#if !defined(_) +#define _(s) gettext(s) +#endif // !defined(_) + +#include <set> +#include <algorithm> +#include <functional> +#include <utility> + +#include "ege-tags.h" + +#include <glib.h> + +namespace ege +{ + +Label::Label(std::string lang, std::string value) : + lang(std::move(lang)), + value(std::move(value)) +{ +} + +Label::~Label() += default; + +// ========================================================================= + +Tag::~Tag() += default; + +Tag::Tag(std::string key) : + key(std::move(key)) +{ +} + +// ========================================================================= + +TagSet::TagSet() : + lang(), + tags(), + counts() +{ +} + +TagSet::~TagSet() += default; + +void TagSet::setLang(std::string const& lang) +{ + if (lang != this->lang) { + this->lang = lang; + } +} + + +struct sameLang : public std::binary_function<Label, Label, bool> { + bool operator()(Label const& x, Label const& y) const { return (x.lang == y.lang); } +}; + + +bool TagSet::addTag(Tag const& tag) +{ + bool present = false; + + for ( std::vector<Tag>::iterator it = tags.begin(); (it != tags.end()) && !present; ++it ) { + if (tag.key == it->key) { + present = true; + + for (const auto & label : tag.labels) { + std::vector<Label>::iterator itOld = std::find_if( it->labels.begin(), it->labels.end(), std::bind2nd(sameLang(), label) ); + if (itOld != it->labels.end()) { + itOld->value = label.value; + } else { + it->labels.push_back(label); + } + } + } + } + + if (!present) { + tags.push_back(tag); + counts[tag.key] = 0; + } + + return present; +} + + +std::vector<Tag> const& TagSet::getTags() +{ + return tags; +} + +int TagSet::getCount( std::string const& key ) +{ + int count = 0; + if ( counts.find(key) != counts.end() ) { + count = counts[key]; + } + return count; +} + +void TagSet::increment( std::string const& key ) +{ + if ( counts.find(key) != counts.end() ) { + counts[key]++; + } else { + Tag tag(key); + tags.push_back(tag); + counts[key] = 1; + } +} + +void TagSet::decrement( std::string const& key ) +{ + if ( counts.find(key) != counts.end() ) { + counts[key]--; + } +} + +} // namespace ege + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |