PHP Classes

File: find_empty_ths.php

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  Classes of Jill Lingoff   Sweeper   find_empty_ths.php   Download  
File: find_empty_ths.php
Role: Example script
Content type: text/plain
Description: Example script
Class: Sweeper
Clean HTML to remove unwanted tags and attributes
Author: By
Last change:
Date: 5 years ago
Size: 1,266 bytes
 

Contents

Class file image Download
<?php

$source = 'not-swept';

find_empty_ths($source);

function find_empty_ths($source) {
    if(is_dir($source)) {
        $d = dir($source);
        while(FALSE !== ($entry = $d->read())) {
            if($entry == '.' || $entry == '..') {
                continue;
            }
            $Entry = $source . '/' . $entry;
            if(is_dir($Entry)) {
                find_empty_ths($Entry);
            } else {
                if(found_empty_th(file_get_contents($Entry))) {
                    print($Entry . "<br>\r\n");
                }// else {
                // print('Did not find!' . $Entry . "<br>\r\n");
                //}
            }
        }
        $d->close();
    } else {
        if(found_empty_th(file_get_contents($Entry))) {
            print($source . "<br>\r\n");
        }
    }
}

function found_empty_th($code) {
    $found_empty_th = false;
    preg_match_all('/<th(>|\s[^<>]*?>)(.*?)<\/th>/is', $code, $th_matches);
    foreach($th_matches[0] as $index => $value) {
        $content = $th_matches[2][$index];
        $content = preg_replace('/(&#160;|&#xa0;|&nbsp;)/is', ' ', $content);
        preg_match('/\s*/is', $content, $space_matches);
        //print('$content: ');var_dump($content);
        //print('strlen($space_matches[0]): ');var_dump(strlen($space_matches[0]));
        //print('strlen($content): ');var_dump(strlen($content));
        if(strlen($space_matches[0]) === strlen($content)) {
            $found_empty_th = true;
        }
    }
    return $found_empty_th;
}

?>