news_createmeta_keywords()

Complexity

Conditions	13
Paths	145

Size

Total Lines	130
Code Lines	108

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php declare(strict_types=1);
function news_createmeta_keywords($content)
{
    require_once XOOPS_ROOT_PATH . '/modules/news/config.php';
    // require_once XOOPS_ROOT_PATH . '/modules/news/class/blacklist.php';
    // require_once XOOPS_ROOT_PATH . '/modules/news/class/registryfile.php';

    if (!$cfg['meta_keywords_auto_generate']) {

The variable $cfg seems to be never defined.

        return '';
    }
    $registry = new Registryfile('news_metagen_options.txt');
    //    $tcontent = '';
    $tcontent = $registry->getfile();
    if ('' !== xoops_trim($tcontent)) {
        [$keywordscount, $keywordsorder] = explode(',', $tcontent);
    } else {
        $keywordscount = $cfg['meta_keywords_count'];
        $keywordsorder = $cfg['meta_keywords_order'];
    }

    $tmp = [];
    // Search for the "Minimum keyword length"
    if (Request::hasVar('news_keywords_limit', 'SESSION')) {
        $limit = $_SESSION['news_keywords_limit'];
    } else {
        /** @var \XoopsConfigHandler $configHandler */
        $configHandler                   = xoops_getHandler('config');
        $xoopsConfigSearch               = $configHandler->getConfigsByCat(XOOPS_CONF_SEARCH);
        $limit                           = $xoopsConfigSearch['keyword_min'];
        $_SESSION['news_keywords_limit'] = $limit;
    }
    $myts            = \MyTextSanitizer::getInstance();
    $content         = str_replace('<br>', ' ', $content);
    $content         = $myts->undoHtmlSpecialChars($content);
    $content         = strip_tags($content);
    $content         = \mb_strtolower($content);
    $search_pattern  = [
        '&nbsp;',
        "\t",
        "\r\n",
        "\r",
        "\n",
        ',',
        '.',
        "'",
        ';',
        ':',
        ')',
        '(',
        '"',
        '?',
        '!',
        '{',
        '}',
        '[',
        ']',
        '<',
        '>',
        '/',
        '+',
        '-',
        '_',
        '\\',
        '*',
    ];
    $replace_pattern = [
        ' ',
        ' ',
        ' ',
        ' ',
        ' ',
        ' ',
        ' ',
        ' ',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
        '',
    ];
    $content         = str_replace($search_pattern, $replace_pattern, $content);
    $keywords        = explode(' ', $content);
    switch ($keywordsorder) {
        case 0: // Ordre d'apparition dans le texte
            $keywords = array_unique($keywords);
            break;
        case 1: // Ordre de fréquence des mots
            $keywords = array_count_values($keywords);
            asort($keywords);
            $keywords = array_keys($keywords);
            break;
        case 2: // Ordre inverse de la fréquence des mots
            $keywords = array_count_values($keywords);
            arsort($keywords);
            $keywords = array_keys($keywords);
            break;
    }
    // Remove black listed words
    $metablack = new Blacklist();
    $words     = $metablack->getAllKeywords();

The assignment to $words is dead and can be removed.

    $keywords  = $metablack->remove_blacklisted($keywords);

    foreach ($keywords as $keyword) {
        if (mb_strlen($keyword) >= $limit && !is_numeric($keyword)) {
            $tmp[] = $keyword;
        }
    }
    $tmp = array_slice($tmp, 0, $keywordscount);
    if (count($tmp) > 0) {
        return implode(',', $tmp);
    }
    if (!isset($configHandler) || !is_object($configHandler)) {
        /** @var \XoopsConfigHandler $configHandler */
        $configHandler = xoops_getHandler('config');
    }
    $xoopsConfigMetaFooter = $configHandler->getConfigsByCat(XOOPS_CONF_METAFOOTER);
    return $xoopsConfigMetaFooter['meta_keywords'] ?? '';
}