Concrete5 Relink Files - If you accidentally and block-headedly deleted your /files/ folder, but have source images available elsewhere, use this to restore them. Crawls a given directory and matches against Concrete5 filenames to relink missing images.

file_relink

<?php defined('C5_EXECUTE') or die("Access Denied."); ?>
<?php
/**
 * Modify these config settings to taste.
 * I would recommend copying your source files into the /files directory
 * to ensure that you are going to have proper permission to traverse them.
 */
set_time_limit(600);
$document_root = '/var/www/mysite/public_html';
$files_root = '/var/www/mysite/public_html/files/oops';


/**
 * function lifted from http://www.php.net/manual/en/function.scandir.php#109140
 * allows us to create a nicely formatted array of 'sanitized filename' => 'system path'
 */
function directoryToArray($directory, $recursive = true, $listDirs = false, $listFiles = true, $exclude = '') {
    $fh = Loader::helper('file');
    $arrayItems = array();
    $skipByExclude = false;
    $handle = opendir($directory);
    if ($handle) {
        while (false !== ($file = readdir($handle))) {
            preg_match("/(^(([\.]){1,2})$|(\.(svn|git|md))|(Thumbs\.db|\.DS_STORE))$/iu", $file, $skip);
            if($exclude){ preg_match($exclude, $file, $skipByExclude); }
            if (!$skip && !$skipByExclude) {
                if (is_dir($directory. DIRECTORY_SEPARATOR . $file)) {
                    if($recursive) {
                        $arrayItems = array_merge($arrayItems, directoryToArray($directory. DIRECTORY_SEPARATOR . $file, $recursive, $listDirs, $listFiles, $exclude));
                    }
                    if($listDirs){
                        $file = $directory . DIRECTORY_SEPARATOR . $file;
                        $arrayItems[] = $file;
                    }
                } else {
                    if($listFiles){
                        $file = $directory . DIRECTORY_SEPARATOR . $file;
                        $sanitized = $fh->sanitize(basename($file));
                        $arrayItems[$sanitized] = $file;
                    }
                }
            }
        }
        closedir($handle);
    }
    return $arrayItems;
}

// helpers/libs/models
$fh = Loader::helper('file');
Loader::model('file_list');

// create a nicely formatted array of 'sanitized filename' => 'system path'
$crawled_files = directoryToArray($files_root);

// we search c5 for images that are missing their file links
$fl = new FileList();
$fl->filterByAttribute('width', 22); // these are the sizes that c5 sets to an image with an unset path
$fl->filterByAttribute('height', 7);

foreach ($fl->get() as $f) {
        
    $relative_path = $f->getRelativePath(); // get c5's path so we know where to put this thing    
    $sanitized_filename = $fh->sanitize(basename($relative_path)); // get the sanitized filename from c5

    // check our array for the sanitized file key
    if (isset($crawled_files[$sanitized_filename])) {

        // notify & perform copy
        echo 'Copying ' . $sanitized_filename . ' to ' . $document_root . $relative_path;
        copy($crawled_files[$sanitized_filename], $document_root . $relative_path);

        // c5 stores file attribs, so these should be rescanned
        $fv = $f->getApprovedVersion();
        switch($fv->refreshAttributes()) {
            case File::F_ERROR_FILE_NOT_FOUND:
                echo t('ERROR: File <strong>%s</strong> could not be found.', $fv->getFilename())
                break;
            default:
                echo t('File <strong>%s</strong> has been rescanned', $fv->getFileName());
        }

    } else {
        echo 'No replacement file found for ' . $relative_path;
    }

    echo '<br/>';

}