class.ilWebDAVMounInstructionsDocumentProcessorBase.php

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<?php
 
declare(strict_types=1);
 
abstract class ilWebDAVMountInstructionsDocumentProcessorBase implements ilWebDAVMountInstructionsDocumentProcessor
{
    public function parseInstructionsToAssocArray(string $a_raw_mount_instructions): array
    {
        $processing_text = $a_raw_mount_instructions;
 
        $found_instructions = [];
 
        do {
            $pair_found = false;
            $open_with_no_close_tag_found = false;
 
            $open_tag_start_pos = strpos($processing_text, '[');
            $open_tag_end_pos = strpos($processing_text, ']');
 
            if ($open_tag_start_pos !== false && $open_tag_end_pos !== false && $open_tag_start_pos < $open_tag_end_pos) {
                $tag_name = substr(
                    $processing_text,
                    $open_tag_start_pos + 1,
                    $open_tag_end_pos - $open_tag_start_pos - 1
                );
                $close_tag = "[/$tag_name]";
 
                $close_tag_pos = strpos($processing_text, $close_tag);
 
                if ($close_tag_pos !== false && $open_tag_end_pos < $close_tag_pos) {
                    $found_instructions[$tag_name] = substr(
                        $processing_text,
                        $open_tag_end_pos + 1,
                        $close_tag_pos - $open_tag_end_pos - 1
                    );
 
                    $processing_text = substr($processing_text, $close_tag_pos + strlen($close_tag));
                    $pair_found = true;
                } else {
                    $processing_text = substr($processing_text, $open_tag_end_pos + 1);
                    $open_with_no_close_tag_found = true;
                }
            }
        } while ($pair_found || $open_with_no_close_tag_found);
 
        if ($found_instructions === []) {
            return [$a_raw_mount_instructions];
        }
 
        return $found_instructions;
    }
}