Diagnoser::get_courses_space_data() - Code Metrics - Inspection of "Admin: limit course listing to specifi URLs in cas..." - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Push — 1.11.x ( 11cb86...9ffdbf )

unknown
created 2023-05-02 15:39 UTC
Diagnoser::get_courses_space_data() B

↳ Parent: Diagnoser
Complexity

Conditions	5
Paths	8
Size

Total Lines	49
Code Lines	39
Duplication

Lines	0
Ratio	0 %
Importance

Changes	1
Bugs	0	Features	0
Metric	Value
eloc	39
c	1
b	0
f	0
dl	0
loc	49
rs	8.9848
cc	5
nc	8
nop	0
<?php
/* For licensing terms, see /license.txt */

/**
 * Class Diagnoser
 * Class that is responsible for generating diagnostic information about the system.
 *
 * @package chamilo.diagnoser
 *
 * @author Ivan Tcholakov, 2008, initial proposal and sample code.
 * @author spou595, 2009, implementation for Chamilo 2.x
 * @author Julio Montoya <[email protected]>, 2010, port to chamilo 1.8.7, Some fixes
 */
class Diagnoser
{
    public const STATUS_OK = 1;
    public const STATUS_WARNING = 2;
    public const STATUS_ERROR = 3;
    public const STATUS_INFORMATION = 4;

    /**
     * Contructor.
     */
    public function __construct()
    {
    }

    /**
     * Show html table.
     */
    public function show_html()
    {
        $sections = [
            'chamilo' => [
                'lang' => 'Chamilo',
                'info' => 'State of Chamilo requirements',
            ],
            'php' => [
                'lang' => 'PHP',
                'info' => 'State of PHP settings on the server',
            ],
            'database' => [
                'lang' => 'Database',
                'info' => 'Configuration settings of the database server. To check the database consistency after an upgrade, if you have access to the command line, you can use "php bin/doctrine.php orm:schema-tool:update --dump-sql". This will print a list of database changes that should be applied to your system in order to get the right structure. Index name changes can be ignored. Use "--force" instead of "--dump" to try and execute them in order.',
            ],
            'webserver' => [
                'lang' => get_lang('WebServer'),
                'info' => 'Information about your webserver\'s configuration ',
            ],
            'paths' => [
                'lang' => 'Paths',
                'info' => 'The following paths are called by their constant throughout Chamilo\'s code using the api_get_path() function. Here is a list of these paths and what they would be translated to on this portal.',
            ],
            'courses_space' => [
                'lang' => 'Courses space',
                'info' => 'Information about space used by courses on disk. The space used on disk represents the total space used, whereas the quota only limits files in the documents tool. Only 1000 courses are shown, by order of last access and alphabetical code order. For more, please go to the courses folder and use "du -sh *" to get the size of the courses.',
            ],
        ];
        $currentSection = isset($_GET['section']) ? $_GET['section'] : '';
        if (!in_array(trim($currentSection), array_keys($sections))) {
            $currentSection = 'chamilo';
        }

        $html = '<div class="tabbable"><ul class="nav nav-tabs">';

        foreach ($sections as $section => $details) {
            if ($currentSection === $section) {
                $html .= '<li class="active">';
            } else {
                $html .= '<li>';
            }
            $params['section'] = $section;
            $html .= '<a href="system_status.php?section='.$section.'">'.$details['lang'].'</a></li>';
        }

        $html .= '</ul><div class="tab-pane">';

        $data = call_user_func([$this, 'get_'.$currentSection.'_data']);
        echo $html;

        if ($currentSection == 'paths') {
            echo '<br />';
            echo Display::return_message($sections[$currentSection]['info'], 'normal');

            $headers = $data['headers'];
            $results = $data['data'];
            $table = new HTML_Table(['class' => 'table table-hover table-striped data_table']);

            $column = 0;
            foreach ($headers as $header) {
                $table->setHeaderContents(0, $column, $header);
                $column++;
            }
            $row = 1;
            foreach ($results as $index => $rowData) {
                $table->setCellContents(
                    $row,
                    0,
                    $rowData
                );
                $table->setCellContents(
                    $row,
                    1,
                    $index
                );
                $row++;
            }

            $table->display();
        } elseif ($currentSection == 'courses_space') {
            echo '<br />';
            echo Display::return_message($sections[$currentSection]['info'], 'normal');

            $table = new SortableTableFromArray($data, 1, 1000);
            $table->set_additional_parameters(['section' => 'courses_space']);
            $table->set_header(0, '', false);
            $table->set_header(1, get_lang('CourseCode'), true);
            $table->set_header(2, 'Space used on disk (MB)', true);
            $table->set_header(3, 'Set max course space (MB)', false);
            $table->set_header(4, get_lang('Edit'), false);
            $table->set_header(5, get_lang('LastVisit'), true);
            $table->set_header(6, get_lang('CurrentDirectory'), false);

            $table->display();
        } else {
            echo '<br />';
            echo Display::return_message($sections[$currentSection]['info'], 'normal');

            $table = new SortableTableFromArray($data, 1, 100);
            $table->set_header(0, '', false);
            $table->set_header(1, get_lang('Section'), false);
            $table->set_header(2, get_lang('Setting'), false);
            $table->set_header(3, get_lang('Current'), false);
            $table->set_header(4, get_lang('Expected'), false);
            $table->set_header(5, get_lang('Comment'), false);

            $table->display();
        }
        echo '</div></div>';
    }

    /**
     * @return array
     */
    public function get_paths_data()
    {
        global $paths;
        $list = $paths[api_get_path(WEB_PATH)];
        $list['url_append'] = api_get_configuration_value('url_append');
        asort($list);

        return [
            'headers' => ['Path', 'constant'],
            'data' => $list,
        ];
    }

    /**
     * Functions to get the data for the chamilo diagnostics.
     *
     * @return array of data
     */
    public function get_chamilo_data()
    {
        $array = [];
        $writable_folders = [
            api_get_path(SYS_APP_PATH).'cache',
            api_get_path(SYS_COURSE_PATH),
            api_get_path(SYS_APP_PATH).'home',
            api_get_path(SYS_APP_PATH).'upload/users/',
            api_get_path(SYS_PATH).'main/default_course_document/images/',
        ];
        foreach ($writable_folders as $index => $folder) {
            $writable = is_writable($folder);
            $status = $writable ? self::STATUS_OK : self::STATUS_ERROR;
            $array[] = $this->build_setting(
                $status,
                '[FILES]',
                get_lang('IsWritable').': '.$folder,
                'https://php.net/manual/en/function.is-writable.php',
                $writable,
                1,
                'yes_no',
                get_lang('DirectoryMustBeWritable')
            );
        }

        $exists = file_exists(api_get_path(SYS_CODE_PATH).'install');
        $status = $exists ? self::STATUS_WARNING : self::STATUS_OK;
        $array[] = $this->build_setting(
            $status,
            '[FILES]',
            get_lang('DirectoryExists').': /install',
            'https://php.net/file_exists',
            $exists,
            0,
            'yes_no',
            get_lang('DirectoryShouldBeRemoved')
        );

        $app_version = api_get_setting('chamilo_database_version');
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[DB]',
            'chamilo_database_version',
            '#',
            $app_version,
            0,
            null,
            'Chamilo DB version'
        );

        $access_url_id = api_get_current_access_url_id();

        if ($access_url_id === 1) {
            $size = '-';
            global $_configuration;
            $message2 = '';
            if ($access_url_id === 1) {
                if (api_is_windows_os()) {
                    $message2 .= get_lang('SpaceUsedOnSystemCannotBeMeasuredOnWindows');
                } else {
                    $dir = api_get_path(SYS_PATH);
                    $du = exec('du -sh '.$dir, $err);
                    list($size, $none) = explode("\t", $du);
                    unset($none);
                    $limit = 0;
                    if (isset($_configuration[$access_url_id])) {
                        if (isset($_configuration[$access_url_id]['hosting_limit_disk_space'])) {
                            $limit = $_configuration[$access_url_id]['hosting_limit_disk_space'];
                        }
                    }
                    $message2 .= sprintf(get_lang('TotalSpaceUsedByPortalXLimitIsYMB'), $size, $limit);
                }
            }

            $array[] = $this->build_setting(
                self::STATUS_OK,
                '[FILES]',
                'hosting_limit_disk_space',
                '#',
                $size,
                0,
                null,
                $message2
            );
        }
        $new_version = '-';
        $new_version_status = '';
        $file = api_get_path(SYS_CODE_PATH).'install/version.php';
        if (is_file($file)) {
            @include $file;
        }
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[CONFIG]',
            get_lang('VersionFromVersionFile'),
            '#',
            $new_version.' '.$new_version_status,
            '-',
            null,
            get_lang('TheVersionFromTheVersionFileIsUpdatedWithEachVersionIfMainInstallDirectoryIsPresent')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[CONFIG]',
            get_lang('VersionFromConfigFile'),
            '#',
            api_get_configuration_value('system_version'),
            $new_version,
            null,
            get_lang('TheVersionFromTheConfigurationFileShowsOnTheAdminPageButHasToBeChangedManuallyOnUpgrade')
        );

        return $array;
    }

    /**
     * Functions to get the data for the php diagnostics.
     *
     * @return array of data
     */
    public function get_php_data()
    {
        $array = [];

        // General Functions

        $version = phpversion();
        $status = $version > REQUIRED_PHP_VERSION ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[PHP]',
            'phpversion()',
            'https://php.net/manual/en/function.phpversion.php',
            phpversion(),
            '>= '.REQUIRED_PHP_VERSION,
            null,
            get_lang('PHPVersionInfo')
        );

        $setting = ini_get('output_buffering');
        $req_setting = 1;
        $status = $setting >= $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'output_buffering',
            'https://php.net/manual/en/outcontrol.configuration.php#ini.output-buffering',
            $setting,
            $req_setting,
            'on_off',
            get_lang('OutputBufferingInfo')
        );

        $setting = ini_get('file_uploads');
        $req_setting = 1;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'file_uploads',
            'https://php.net/manual/en/ini.core.php#ini.file-uploads',
            $setting,
            $req_setting,
            'on_off',
            get_lang('FileUploadsInfo')
        );

        $setting = ini_get('magic_quotes_runtime');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'magic_quotes_runtime',
            'https://php.net/manual/en/ini.core.php#ini.magic-quotes-runtime',
            $setting,
            $req_setting,
            'on_off',
            get_lang('MagicQuotesRuntimeInfo')
        );

        $setting = ini_get('safe_mode');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'safe_mode',
            'https://php.net/manual/en/ini.core.php#ini.safe-mode',
            $setting,
            $req_setting,
            'on_off',
            get_lang('SafeModeInfo')
        );

        $setting = ini_get('register_globals');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'register_globals',
            'https://php.net/manual/en/ini.core.php#ini.register-globals',
            $setting,
            $req_setting,
            'on_off',
            get_lang('RegisterGlobalsInfo')
        );

        $setting = ini_get('short_open_tag');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'short_open_tag',
            'https://php.net/manual/en/ini.core.php#ini.short-open-tag',
            $setting,
            $req_setting,
            'on_off',
            get_lang('ShortOpenTagInfo')
        );

        $setting = ini_get('magic_quotes_gpc');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'magic_quotes_gpc',
            'https://php.net/manual/en/ini.core.php#ini.magic_quotes_gpc',
            $setting,
            $req_setting,
            'on_off',
            get_lang('MagicQuotesGpcInfo')
        );

        $setting = ini_get('display_errors');
        $req_setting = 0;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'display_errors',
            'https://php.net/manual/en/ini.core.php#ini.display_errors',
            $setting,
            $req_setting,
            'on_off',
            get_lang('DisplayErrorsInfo')
        );

        $setting = ini_get('default_charset');
        if ($setting == '') {
            $setting = null;
        }
        $req_setting = 'UTF-8';
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'default_charset',
            'https://php.net/manual/en/ini.core.php#ini.default-charset',
            $setting,
            $req_setting,
            null,
            get_lang('DefaultCharsetInfo')
        );

        $setting = ini_get('max_execution_time');
        $req_setting = '300 ('.get_lang('Minimum').')';
        $status = $setting >= 300 ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'max_execution_time',
            'https://php.net/manual/en/ini.core.php#ini.max-execution-time',
            $setting,
            $req_setting,
            null,
            get_lang('MaxExecutionTimeInfo')
        );

        $setting = ini_get('max_input_time');
        $req_setting = '300 ('.get_lang('Minimum').')';
        $status = $setting >= 300 ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'max_input_time',
            'https://php.net/manual/en/ini.core.php#ini.max-input-time',
            $setting,
            $req_setting,
            null,
            get_lang('MaxInputTimeInfo')
        );

        $setting = ini_get('memory_limit');
        $req_setting = '>= '.REQUIRED_MIN_MEMORY_LIMIT.'M';
        $status = self::STATUS_ERROR;
        if ((float) $setting >= REQUIRED_MIN_MEMORY_LIMIT) {
            $status = self::STATUS_OK;
        }
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'memory_limit',
            'https://php.net/manual/en/ini.core.php#ini.memory-limit',
            $setting,
            $req_setting,
            null,
            get_lang('MemoryLimitInfo')
        );

        $setting = ini_get('post_max_size');
        $req_setting = '>= '.REQUIRED_MIN_POST_MAX_SIZE.'M';
        $status = self::STATUS_ERROR;
        if ((float) $setting >= REQUIRED_MIN_POST_MAX_SIZE) {
            $status = self::STATUS_OK;
        }
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'post_max_size',
            'https://php.net/manual/en/ini.core.php#ini.post-max-size',
            $setting,
            $req_setting,
            null,
            get_lang('PostMaxSizeInfo')
        );

        $setting = ini_get('upload_max_filesize');
        $req_setting = '>= '.REQUIRED_MIN_UPLOAD_MAX_FILESIZE.'M';
        $status = self::STATUS_ERROR;
        if ((float) $setting >= REQUIRED_MIN_UPLOAD_MAX_FILESIZE) {
            $status = self::STATUS_OK;
        }
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'upload_max_filesize',
            'https://php.net/manual/en/ini.core.php#ini.upload_max_filesize',
            $setting,
            $req_setting,
            null,
            get_lang('UploadMaxFilesizeInfo')
        );

        $setting = ini_get('upload_tmp_dir');
        $status = self::STATUS_OK;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'upload_tmp_dir',
            'https://php.net/manual/en/ini.core.php#ini.upload_tmp_dir',
            $setting,
            '',
            null,
            get_lang('UploadTmpDirInfo')
        );

        $setting = ini_get('variables_order');
        $req_setting = 'GPCS';
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_ERROR;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'variables_order',
            'https://php.net/manual/en/ini.core.php#ini.variables-order',
            $setting,
            $req_setting,
            null,
            get_lang('VariablesOrderInfo')
        );

        $setting = ini_get('session.gc_maxlifetime');
        $req_setting = '4320';
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[SESSION]',
            'session.gc_maxlifetime',
            'https://php.net/manual/en/ini.core.php#session.gc-maxlifetime',
            $setting,
            $req_setting,
            null,
            get_lang('SessionGCMaxLifetimeInfo')
        );

        if (api_check_browscap()) {
            $setting = true;
        } else {
            $setting = false;
        }
        $req_setting = true;
        $status = $setting == $req_setting ? self::STATUS_OK : self::STATUS_WARNING;
        $array[] = $this->build_setting(
            $status,
            '[INI]',
            'browscap',
            'https://php.net/manual/en/misc.configuration.php#ini.browscap',
            $setting,
            $req_setting,
            'on_off',
            get_lang('BrowscapInfo')
        );

        // Extensions
        $extensions = [
            'gd' => [
                'link' => 'https://php.net/gd',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'pdo_mysql' => [
                'link' => 'https://php.net/manual/en/ref.pdo-mysql.php',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'pcre' => [
                'link' => 'https://php.net/pcre',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'session' => [
                'link' => 'https://php.net/session',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'standard' => [
                'link' => 'https://php.net/spl',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'zlib' => [
                'link' => 'https://php.net/zlib',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'curl' => [
                'link' => 'https://php.net/curl',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'fileinfo' => [
                'link' => 'https://php.net/fileinfo',
                'expected' => 1,
                'comment' => get_lang('ExtensionMustBeLoaded'),
            ],
            'xsl' => [
                'link' => 'https://php.net/xsl',
                'expected' => 2,
                'comment' => get_lang('ExtensionShouldBeLoaded'),
            ],
            'Zend OPcache' => [
                'link' => 'https://php.net/opcache',
                'expected' => 2,
                'comment' => get_lang('ExtensionShouldBeLoaded'),
            ],
            'apcu' => [
                'link' => 'https://php.net/apcu',
                'expected' => 2,
                'comment' => get_lang('ExtensionShouldBeLoaded'),
            ],
            'openssl' => [ //required only for DKIM e-mail signatures
                'link' => 'https://php.net/openssl',
                'expected' => 2,
                'comment' => get_lang('ExtensionShouldBeLoaded'),
            ],
            'bcmath' => [
                'link' => 'https://php.net/bcmath',
                'expected' => 2,
                'comment' => get_lang('ExtensionShouldBeLoaded'),
            ],
        ];

        foreach ($extensions as $extension => $data) {
            $url = $data['link'];
            $expected_value = $data['expected'];
            $comment = $data['comment'];

            $loaded = extension_loaded($extension);
            $status = $loaded ? self::STATUS_OK : self::STATUS_ERROR;
            $array[] = $this->build_setting(
                $status,
                '[EXTENSION]',
                get_lang('LoadedExtension').': '.$extension,
                $url,
                $loaded,
                $expected_value,
                'yes_no_optional',
                $comment
            );
        }

        return $array;
    }

    /**
     * Functions to get the data for the mysql diagnostics.
     *
     * @return array of data
     */
    public function get_database_data()
    {
        $array = [];
        $em = Database::getManager();
        $connection = $em->getConnection();
        $host = $connection->getHost();
        $db = $connection->getDatabase();
        $port = $connection->getPort();
        $driver = $connection->getDriver()->getName();

        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[Database]',
            'driver',
            '',
            $driver,
            null,
            null,
            get_lang('Driver')
        );

        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[Database]',
            'host',
            '',
            $host,
            null,
            null,
            get_lang('MysqlHostInfo')
        );

        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[Database]',
            'port',
            '',
            $port,
            null,
            null,
            get_lang('Port')
        );

        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[Database]',
            'Database name',
            '',
            $db,
            null,
            null,
            get_lang('Name')
        );

        return $array;
    }

    /**
     * Functions to get the data for the webserver diagnostics.
     *
     * @return array of data
     */
    public function get_webserver_data()
    {
        $array = [];

        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["SERVER_NAME"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["SERVER_NAME"],
            null,
            null,
            get_lang('ServerNameInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["SERVER_ADDR"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["SERVER_ADDR"],
            null,
            null,
            get_lang('ServerAddessInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["SERVER_PORT"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["SERVER_PORT"],
            null,
            null,
            get_lang('ServerPortInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["SERVER_SOFTWARE"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["SERVER_SOFTWARE"],
            null,
            null,
            get_lang('ServerSoftwareInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["REMOTE_ADDR"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["REMOTE_ADDR"],
            null,
            null,
            get_lang('ServerRemoteInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["HTTP_USER_AGENT"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["HTTP_USER_AGENT"],
            null,
            null,
            get_lang('ServerUserAgentInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["SERVER_PROTOCOL"]',
            'http://be.php.net/reserved.variables.server',
            $_SERVER["SERVER_PROTOCOL"],
            null,
            null,
            get_lang('ServerProtocolInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            'php_uname()',
            'http://be2.php.net/php_uname',
            php_uname(),
            null,
            null,
            get_lang('UnameInfo')
        );
        $array[] = $this->build_setting(
            self::STATUS_INFORMATION,
            '[SERVER]',
            '$_SERVER["HTTP_X_FORWARDED_FOR"]',
            'http://be.php.net/reserved.variables.server',
            (!empty($_SERVER["HTTP_X_FORWARDED_FOR"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : ''),
            null,
            null,
            get_lang('ServerXForwardedForInfo')
        );

        return $array;
    }

    /**
     * Functions to get the data for the courses space usage.
     *
     * @throws Exception
     *
     * @return array of data
     */
    public function get_courses_space_data()
    {
        $array = [];

        $em = Database::getManager();
	$connection = $em->getConnection();
        $multiUrlQueryExtra = "";
        if (api_is_multiple_url_enabled()) {
            $access_url_id = api_get_current_access_url_id();
            $multiUrlQueryExtra = " WHERE id in (select c_id from access_url_rel_course where access_url_id = " . $access_url_id . ")";
        }
        $res = $connection->query('SELECT id, code, directory, disk_quota, last_visit FROM course' . $multiUrlQueryExtra . ' ORDER BY last_visit DESC, code LIMIT 500');
        $systemPath = api_get_path(SYS_COURSE_PATH);
        $webPath = api_get_path(WEB_COURSE_PATH);
        $courseHomeIcon = Display::return_icon('home.png', get_lang('CourseHome'));
        $courseEditIcon = Display::return_icon('edit.png', get_lang('Edit'));
        $windows = api_is_windows_os();
        $courseEditPath = api_get_path(WEB_CODE_PATH).'admin/course_edit.php?id=';
        while ($row = $res->fetch()) {
            $quota = $row['disk_quota'] / (1024 * 1024);
            $dir = $systemPath.$row['directory'].'/';
            $path = '<a href="'.$webPath.$row['code'].'/index.php?id_session=0">'.$courseHomeIcon.'</a>';
            $size = '-';
            $courseEditLink = '<a href="'.$courseEditPath.$row['id'].'">'.$courseEditIcon.'</a>';

            if (!$windows) {
                $err = [];
                $du = exec('du -s '.$dir, $err);
                list($size, $none) = explode("\t", $du);
                unset($none);
                $size = intval($size);
                if ($size < 1024) {
                    $size = 1;
                } else {
                    $size = round($size / 1024);
                }
            }
            $array[] = [
                $path,
                $row['code'],
                $size,
                round($quota),
                $courseEditLink,
                $row['last_visit'],
                $dir,
            ];
        }

        return $array;
    }

    /**
     * Functions to get the number of courses in the database.
     *
     * @throws Exception
     *
     * @return array of data
     */
    public function get_courses_space_count()
    {
        $em = Database::getManager();
        $connection = $em->getConnection();
        $res = $connection->query('SELECT count(id) FROM course');
        while ($row = $res->fetch()) {
            $count = $row[0];
        }

        return $count;

    }

    /**
     * Additional functions needed for fast integration.
     *
     * @param int    $status         Status constant defining which icon to use to illustrate the info
     * @param string $section        The name of the section this setting is included in
     * @param string $title          The name of the setting (usually a translated string)
     * @param string $url            A URL to point the user to regarding this setting, or '#' otherwise
     * @param mixed  $current_value  The current value for this setting
     * @param mixed  $expected_value The expected value for this setting
     * @param string $formatter      If this setting is expressed in some kind of format, which format to use
     * @param string $comment        A translated string explaining what this setting represents
     *
     * @return array A list of elements to show in an array's row
     */
    public function build_setting(
        $status,
        $section,
        $title,
        $url,
        $current_value,
        $expected_value,
        $formatter,
        $comment
    ) {
        switch ($status) {
            case self::STATUS_OK:
                $img = 'bullet_green.png';
                break;
            case self::STATUS_WARNING:
                $img = 'bullet_orange.png';
                break;
            case self::STATUS_ERROR:
                $img = 'bullet_red.png';
                break;
            case self::STATUS_INFORMATION:
            default:
                $img = 'bullet_blue.png';
                break;
        }

        $image = Display::return_icon($img, $status);
        $url = $this->get_link($title, $url);

        $formatted_current_value = $current_value;
        $formatted_expected_value = $expected_value;

        if ($formatter) {
            if (method_exists($this, 'format_'.$formatter)) {
                $formatted_current_value = call_user_func([$this, 'format_'.$formatter], $current_value);
                $formatted_expected_value = call_user_func([$this, 'format_'.$formatter], $expected_value);
            }
        }

        return [$image, $section, $url, $formatted_current_value, $formatted_expected_value, $comment];
    }

    /**
     * Create a link with a url and a title.
     *
     * @param $title
     * @param $url
     *
     * @return string the url
     */
    public function get_link($title, $url)
    {
        return '<a href="'.$url.'" target="about:bank">'.$title.'</a>';
    }

    /**
     * @param int $value
     *
     * @return string
     */
    public function format_yes_no_optional($value)
    {
        $return = '';
        switch ($value) {
            case 0:
                $return = get_lang('No');
                break;
            case 1:
                $return = get_lang('Yes');
                break;
            case 2:
                $return = get_lang('Optional');
                break;
        }

        return $return;
    }

    /**
     * @param $value
     *
     * @return string
     */
    public function format_yes_no($value)
    {
        return $value ? get_lang('Yes') : get_lang('No');
    }

    /**
     * @param int $value
     *
     * @return string
     */
    public function format_on_off($value)
    {
        $value = intval($value);
        if ($value > 1) {
            // Greater than 1 values are shown "as-is", they may be interpreted as "On" later.
            return $value;
        }
        // These are the values 'On' and 'Off' used in the php-ini file. Translation (get_lang()) is not needed here.
        return $value ? 'On' : 'Off';
    }
}

chamilo / chamilo-lms

Push — 1.11.x ( 11cb86...9ffdbf )

Diagnoser::get_courses_space_data() B

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

Filter issues like
