functions.php

<?php
 
 
function getLanguage() {
    $language_array = [
        'en' => 'english',
//          'cn' => 'schinese',
        'cs' => 'czech',
//          'de' => 'german',
        'el' => 'greek',
//          'es' => 'spanish',
        'fr' => 'french',
        'ja' => 'japanese',
        'ko' => 'korean',
//          'nl' => 'dutch',
        'pt' => 'pt_utf8',
        'ru' => 'russian',
        'zh' => 'schinese',
 
    ];
 
    $charset_array = [
        'Shift_JIS' => 'ja_utf8',
    ];
 
    $language = 'english';
    if ( ! empty( $_POST['lang'] ) ) {
        $language = $_POST['lang'];
    } else if ( isset( $_COOKIE['install_lang'] ) ) {
        $language = $_COOKIE['install_lang'];
    } else if ( isset( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) ) {
        foreach ( explode( ',', $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) as $al ) {
            $al     = strtolower( $al );
            $al_len = strlen( $al );
            if ( $al_len > 2 ) {
                if ( preg_match( '/([a-z]{2});q=[0-9.]+$/', $al, $al_match ) ) {
                    $al = $al_match[1];
                } else {
                    continue;
                }
            }
            if ( isset( $language_array[ $al ] ) ) {
                $language = $language_array[ $al ];
                break;
            }
        }
        if ( file_exists( dirname( __DIR__ ) . '/language/' . $al . '_utf8' ) ) {
            $language = $al . '_utf8';
        }
    } elseif ( isset( $_SERVER['HTTP_ACCEPT_CHARSET'] ) ) {
        foreach ( $charset_array as $ac => $lg ) {
            if ( strpos( $_SERVER['HTTP_ACCEPT_CHARSET'], $ac ) !== false ) {
                $language = $lg;
                break;
            }
        }
    }
    if ( ! file_exists( './language/' . $language . '/install.php' ) ) {
        $language = 'english';
    }
    setcookie( 'install_lang', $language, ['expires' => ini_get( 'session.cookie_lifetime' ), 'path' => ini_get( 'session.cookie_path' ), 'domain' => ini_get( 'session.cookie_domain' ), 'secure' => ini_get( 'session.cookie_secure' ), 'httponly' => ini_get( 'session.cookie_httponly' )]
    );
 
    return $language;
}
 
/*
 * gets list of name of directories inside a directory
 */
function getDirList( $dirname ) {
    $dirlist = [];
    if ( is_dir( $dirname ) && $handle = opendir( $dirname ) ) {
        while ( false !== ( $file = readdir( $handle ) ) ) {
            if ( ! preg_match( '/^[.]{1,2}$/', $file ) && 'cvs' !== strtolower( $file ) && is_dir( $dirname . $file ) ) {
                $dirlist[ $file ] = $file;
            }
        }
        closedir( $handle );
        asort( $dirlist );
        reset( $dirlist );
    }
 
    return $dirlist;
}
 
/*
 * gets list of name of files within a directory
 */
function getImageFileList( $dirname ) {
    $filelist = [];
    if ( is_dir( $dirname ) && $handle = opendir( $dirname ) ) {
        while ( false !== ( $file = readdir( $handle ) ) ) {
            if ( ! preg_match( '/^[.]{1,2}$/', $file ) && preg_match( '/[.gif|.jpg|.png]$/i', $file ) ) {
                $filelist[ $file ] = $file;
            }
        }
        closedir( $handle );
        asort( $filelist );
        reset( $filelist );
    }
 
    return $filelist;
}
 
function &xoops_module_gettemplate( $dirname, $template, $block = false ) {
    if ( $block ) {
        $path = XOOPS_ROOT_PATH . '/modules/' . $dirname . '/templates/blocks/' . $template;
    } else {
        $path = XOOPS_ROOT_PATH . '/modules/' . $dirname . '/templates/' . $template;
    }
    if ( ! file_exists( $path ) ) {
        $ret = false;
 
        return $ret;
    }
 
    $lines = file( $path );
    if ( ! $lines ) {
        $ret = false;
 
        return $ret;
    }
    $ret = '';
    foreach ( $lines as $i => $iValue ) {
        $ret .= str_replace( "\n", "\r\n", str_replace( "\r\n", "\n", $lines[ $i ] ) );
    }
 
    return $ret;
}
 
function check_language( $language ) {
    if ( file_exists( './language/' . $language . '/install.php' ) ) {
        return $language;
    }
 
    return 'english';
}
 
function b_back( $option = null ) {
    if ( ! isset( $option ) || ! is_array( $option ) ) {
        return '';
    }
    $content = '';
    if ( isset( $option[0] ) && '' !== $option[0] ) {
        $content .= '<a href="javascript:void(0);" onclick=\'location.href="index.php?op='
            . htmlspecialchars( $option[0], ENT_QUOTES | ENT_HTML5 )
            . '"\' class="wizard-back" style="display:inline-block;vertical-align:top;">
            <svg xmlns="http://www.w3.org/2000/svg" title="' . _INSTALL_L42
            . '" aria-hidden="true" focusable="false" width="1em" height="1em" style="vertical-align: -0.125em;" viewBox="0 0 24 24">
            <path d="M17 13H8.75L12 16.25l-.664.75l-4.5-4.5l4.5-4.5l.664.75L8.75 12H17v1zm-15-.5a9.5 9.5 0 1 1 19 0a9.5 9.5 0 0 1-19 0zm1 0a8.5 8.5 0 1 0 17 0a8.5 8.5 0 0 0-17 0z" fill="currentColor"></path>
            </svg></a>';
    } else {
        $content .= '<a href="javascript:history.back();" class="wizard-back" style="display:inline-block;vertical-align:top;">
            <svg xmlns="http://www.w3.org/2000/svg" title="' . _INSTALL_L42
            . '" aria-hidden="true" focusable="false" width="1em" height="1em" style="vertical-align: -0.125em;" viewBox="0 0 24 24">
            <path d="M17 13H8.75L12 16.25l-.664.75l-4.5-4.5l4.5-4.5l.664.75L8.75 12H17v1zm-15-.5a9.5 9.5 0 1 1 19 0a9.5 9.5 0 0 1-19 0zm1 0a8.5 8.5 0 1 0 17 0a8.5 8.5 0 0 0-17 0z" fill="currentColor"></path>
            </svg></a>';
    }
    if ( isset( $option[1] ) && '' != $option[1] ) {
        $content .= '<label class="wizard-back-label">' . htmlspecialchars( $option[1], ENT_QUOTES | ENT_HTML5 ) . '</label>';
    }
 
    return $content;
}
 
function b_reload( $option = '' ) {
    if ( empty( $option ) ) {
        return '';
    }
    if ( ! defined( '_INSTALL_L200' ) ) {
        define( '_INSTALL_L200', 'Reload' );
    }
    if ( ! empty( $_POST['op'] ) ) {
        $op = $_POST['op'];
    } elseif ( ! empty( $_GET['op'] ) ) {
        $op = $_GET['op'];
    } else {
        $op = 'langselect';
    }
 
    return '<a href="javascript:void(0);" onclick=\'location.href="index.php?op='
        . htmlspecialchars( $op, ENT_QUOTES | ENT_HTML5 )
        . '"\' class="wizard-reload" style="display:inline-block;vertical-align:top;">
        <svg xmlns="http://www.w3.org/2000/svg" title="' . _INSTALL_L200 . '" aria-hidden="true" focusable="false" width="1em" height="1em" style="vertical-align: -0.125em;" viewBox="0 0 24 24">
        <path d="M4.996 5h5v5h-1V6.493a6.502 6.502 0 0 0 2.504 12.5a6.5 6.5 0 0 0 1.496-12.827V5.142A7.5 7.5 0 1 1 7.744 6H4.996V5z" fill="#face74"/>
        </svg></a>';
}
 
function b_next( $option = null ) {
    if ( ! isset( $option ) || ! is_array( $option ) ) {
        return '';
    }
    $content = '';
    if ( isset( $option[1] ) && '' !== $option[1] ) {
        $content .= '<label class="wizard-next-label">' . htmlspecialchars( $option[1], ENT_QUOTES | ENT_HTML5 ) . '</label>';
    }
    $content .= '<input type="hidden" name="op" value="' . htmlspecialchars( $option[0], ENT_QUOTES | ENT_HTML5 ) . '">';
    $content .= '<button type="submit" class="wizard-next" title="' . _INSTALL_L47
        . '" name="submit" value="' . _INSTALL_L47 . '">
        <svg xmlns="http://www.w3.org/2000/svg" title="' . _INSTALL_L47
        . '" aria-hidden="true" focusable="false" width="1em" height="1em" style="vertical-align: -0.125em;" viewBox="0 0 24 24">
        <path d="M6.003 12h8.25l-3.25-3.25l.664-.75l4.5 4.5l-4.5 4.5l-.664-.75l3.25-3.25h-8.25v-1zm15 .5a9.5 9.5 0 1 1-19 0a9.5 9.5 0 0 1 19 0zm-1 0a8.5 8.5 0 1 0-17 0a8.5 8.5 0 0 0 17 0z" fill="currentColor"></path>
        </svg></button>';
 
    return $content;
}