Subversion Repositories oidplus

<?php

/*

 * OIDplus 2.0

 * Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft

 *

 * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

function oidplus_get_missing_dependencies() {

        $missing_dependencies = array();

        if (!extension_loaded('iconv')) {

                // Alpine Linux: apk add php-iconv

                $missing_dependencies[] = 'iconv';

        }

        if (!extension_loaded('session')) {

                // Alpine Linux: apk add php-session

                $missing_dependencies[] = 'session';

        }

        if (!extension_loaded('json')) {

                // Alpine Linux: apk add php-json

                $missing_dependencies[] = 'json';

        }

        if (!extension_loaded('date')) {

                $missing_dependencies[] = 'date';

        }

        if (!extension_loaded('filter')) {

                $missing_dependencies[] = 'filter';

        }

        if (!extension_loaded('hash')) {

                $missing_dependencies[] = 'hash';

        }

        if (!extension_loaded('pcre')) {

                $missing_dependencies[] = 'pcre';

        }

        if (!function_exists('gmp_init')) {

                // GMP Required for includes/uuid_functions.inc.php

                //                  includes/ipv6_functions.inc.php

                //                  plugins/viathinksoft/adminPages/400_oidinfo_export/oidinfo_api.inc.php (if GMP is not available, BC will be used)

                // Note that gmp_supplement.inc.php will implement the GMP functions if BCMath is present.

                // This is the reason why we use function_exists('gmp_init') instead of extension_loaded('gmp')

                if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {

                        $install_hint1 = _L('On Windows, install it by enabling the line %1 in your PHP.ini',

                                'extension=php_gmp.dll');

                        $install_hint2 = _L('On Windows, it should be installed by default');

                } else {

                        $install_hint1 = _L('On Linux, install it by running e.g. %1, and then restart your webserver service, e.g. by running %2',

                                '<code>sudo apt-get update && sudo apt-get install php-gmp</code>',

                                '<code>sudo service apache2 restart</code>');

                        $install_hint2 = _L('On Linux, install it by running e.g. %1, and then restart your webserver service, e.g. by running %2',

                                '<code>sudo apt-get update && sudo apt-get install php-bcmath</code>',

                                '<code>sudo service apache2 restart</code>');

                }

                $missing_dependencies[] = 'GMP ('.$install_hint1.')'.

                                          '<br>'._L('or alternatively').'<br>' .

                                          'BCMath ('.$install_hint2.')';

        }

        if (!function_exists('mb_substr')) {

                // Required for includes/classes/OIDplusSessionHandler.class.php

                //              includes/oid_utils.inc.php

                //              vendor/matthiasmullie/path-converter/src/Converter.php

                //              vendor/n-other/php-sha3/src/Sha3.php

                // Note that mbstring_supplement.inc.php will implement the MBString functions if iconv is present.

                // This is the reason why we use function_exists('mb_substr') instead of extension_loaded('mbstring')

                if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {

                        $install_hint1 = _L('On Windows, install it by enabling the line %1 in your PHP.ini',

                                'extension=php_mbstring.dll');

                        $install_hint2 = _L('On Windows, it should be installed by default');

                } else {

                        $install_hint1 = _L('On Linux, install it by running e.g. %1, and then restart your webserver service, e.g. by running %2',

                                '<code>sudo apt-get update && sudo apt-get install php-mbstring</code>',

                                '<code>sudo service apache2 restart</code>');

                        $install_hint2 = _L('On Linux, it should be installed by default');

                }

                $missing_dependencies[] = 'MBString ('.$install_hint1.')'.

                                          '<br>'._L('or alternatively').'<br>' .

                                          'iconv ('.$install_hint2.')';

        }

        if (!function_exists('simplexml_load_file')) {

                // Required for includes/classes/OIDplusPluginManifest.class.php (Plugins)

                //              includes/classes/OIDplus.class.php (Translation)

                //              plugins/viathinksoft/adminPages/400_oidinfo_export/OIDplusPageAdminOIDInfoExport.class.php (Import OID from oid-info.com)

                //              dev/translation/*.phps (only for developers)

                // Note: This should not happen because of simplexml_supplement.inc.php

                if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {

                        $install_hint = _L('On Windows, it should be installed by default');

                } else {

                        $install_hint = _L('On Linux, install it by running e.g. %1, and then restart your webserver service, e.g. by running %2',

                                '<code>sudo apt-get update && sudo apt-get install php-xml</code>',

                                '<code>sudo service apache2 restart</code>');

                }

                $missing_dependencies[] = 'SimpleXML ('.$install_hint.')';

        }

        return $missing_dependencies;

}