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|
<?php
/**
* @author Till Glöggler <tgloeggl@uos.de>
*/
class StudipVersion
{
/**
* Returns the current Stud.IP-version
*
* @param bool $major if true (default) only the major version part is returned
* @return string
*/
public static function getStudipVersion($major = true)
{
if ($major) {
preg_match('/^\d+\.\d+/', $GLOBALS['SOFTWARE_VERSION'], $matches);
return $matches[0];
}
return $GLOBALS['SOFTWARE_VERSION'];
}
/**
* Returns true if passed version is newer than the current Stud.IP version
*
* @param string $version
* @param bool $major if true (default) only the major version part is checked (fe. 3.4, 3.5, ...)
* @return bool
*/
public static function newerThan($version, $major = true)
{
return version_compare(self::getStudipVersion($major), $version, '>');
}
/**
* Returns true if passed version is older than the current Stud.IP version
*
* @param string $version
* @param bool $major if true (default) only the major version part is checked (fe. 3.4, 3.5, ...)
* @return bool
*/
public static function olderThan($version, $major = true)
{
return version_compare(self::getStudipVersion($major), $version, '<');
}
/**
* Returns true if passed version matches the current Stud.IP version
*
* @param string $version
* @param bool $major if true (default) only the major version part is checked (fe. 3.4, 3.5, ...)
* @return bool
*/
public static function matches($version, $major = true)
{
return version_compare(self::getStudipVersion($major), $version, '=');
}
/**
* Returns true if version equals or is between the two passed versions
*
* @param string $from_version
* @param string $to_version
* @param bool $major if true (default) only the major version part is checked (fe. 3.4, 3.5, ...)
*
* @return bool
*/
public static function range($from_version, $to_version, $major = true)
{
return version_compare(self::getStudipVersion($major), $from_version, '>=')
&& version_compare(self::getStudipVersion($major), $to_version, '<=');
}
}
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