136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/util.h"
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#include "ags/shared/util/version.h"
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namespace AGS3 {
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namespace AGS {
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namespace Shared {
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Version::Version()
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: Major(0)
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, Minor(0)
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, Release(0)
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, Revision(0) {
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MakeString();
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}
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Version::Version(int32_t major, int32_t minor, int32_t release)
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: Major(major)
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, Minor(minor)
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, Release(release)
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, Revision(0) {
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MakeString();
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}
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Version::Version(int32_t major, int32_t minor, int32_t release, int32_t revision)
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: Major(major)
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, Minor(minor)
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, Release(release)
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, Revision(revision) {
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MakeString();
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}
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Version::Version(int32_t major, int32_t minor, int32_t release, int32_t revision, const String &special)
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: Major(major)
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, Minor(minor)
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, Release(release)
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, Revision(revision)
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, Special(special) {
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MakeString();
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}
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Version::Version(int32_t major, int32_t minor, int32_t release, int32_t revision, const String &special, const String &build_info)
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: Major(major)
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, Minor(minor)
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, Release(release)
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, Revision(revision)
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, Special(special)
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, BuildInfo(build_info) {
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MakeString();
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}
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Version::Version(const String &version_string)
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: Major(0)
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, Minor(0)
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, Release(0)
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, Revision(0) {
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SetFromString(version_string);
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}
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void Version::SetFromString(const String &version_string) {
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Major = version_string.LeftSection('.').ToInt();
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String second_section = version_string.Section('.', 1, 1);
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Minor = second_section.ToInt();
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String third_section = version_string.Section('.', 2, 2);
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String fourth_section = version_string.Section('.', 3, 3);
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String revision_section;
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bool old_version_format = Major < 3 || fourth_section.IsEmpty();
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if (old_version_format) {
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if (second_section.GetLength() > 1) {
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Release = Minor % 10;
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Minor /= 10;
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} else {
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Release = 0;
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}
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revision_section = third_section;
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} else {
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Release = third_section.ToInt();
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revision_section = fourth_section;
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}
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int revision_length = 0;
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if (!revision_section.IsEmpty()) {
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const char *seek_ptr = revision_section.GetCStr();
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const char *end_ptr = revision_section.GetCStr() + revision_section.GetLength();
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while (seek_ptr != end_ptr) {
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if (!Common::isDigit(*seek_ptr)) {
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break;
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}
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revision_length++;
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seek_ptr++;
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}
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}
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Revision = revision_section.Left(revision_length).ToInt();
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// In old version format a special tag was added right after revision digits.
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// In new version format a special tag is separated from revision digits with single space char.
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Special = revision_section.Mid(revision_length + (old_version_format ? 0 : 1));
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MakeString();
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}
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void Version::MakeString() {
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if (Special.IsEmpty()) {
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LongString.Format("%d.%d.%d.%d", Major, Minor, Release, Revision);
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} else {
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LongString.Format("%d.%d.%d.%d %s", Major, Minor, Release, Revision, Special.GetCStr());
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}
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BackwardCompatibleString.Format("%d.%02d.%d%s", Major, Minor * 10 + Release, Revision, Special.GetCStr());
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ShortString.Format("%d.%d", Major, Minor);
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}
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} // namespace Shared
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} // namespace AGS
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} // namespace AGS3
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