webwizo / laravel-shortcodes

     * @author Wordpress

     * @return string

     */

    protected function getRegex()

    {

        // Get shortcode names

        $shortcodeNames = $this->getShortcodeNames();

        // return regex

        return "/"

        . '\\['                              // Opening bracket

        . '(\\[?)'                           // 1: Optional second opening bracket for escaping laravel-shortcodes: [[tag]]

        . "($shortcodeNames)"                // 2: Shortcode name

        . '(?![\\w-])'                       // Not followed by word character or hyphen

        . '('                                // 3: Unroll the loop: Inside the opening shortcode tag

        . '[^\\]\\/]*'                   // Not a closing bracket or forward slash

        . '(?:'

        . '\\/(?!\\])'               // A forward slash not followed by a closing bracket

        . '[^\\]\\/]*'               // Not a closing bracket or forward slash

        . ')*?'

        . ')'

        . '(?:'

        . '(\\/)'                        // 4: Self closing tag ...

        . '\\]'                          // ... and closing bracket

        . '|'

        . '\\]'                          // Closing bracket

        . '(?:'

        . '('                        // 5: Unroll the loop: Optionally, anything between the opening and closing shortcode tags

        . '[^\\[]*+'             // Not an opening bracket

        . '(?:'

        . '\\[(?!\\/\\2\\])' // An opening bracket not followed by the closing shortcode tag

        . '[^\\[]*+'         // Not an opening bracket

        . ')*+'

        . ')'

        . '\\[\\/\\2\\]'             // Closing shortcode tag

        . ')?'

        . ')'

        . '(\\]?)'                         // 6: Optional second closing brocket for escaping laravel-shortcodes: [[tag]]

        . "/s";

    }

    private function getStripRegex()

    {

        . "/s";

    }

    private function getStripRegex()

    {

        // Get shortcode names

        $shortcodeNames = $this->getShortcodeNames();

        return

            '\\['                       // Opening bracket

            . '(\\[?)'                  // 1: Optional second opening bracket for escaping shortcodes: [[tag]]

            . "($shortcodeNames)"            // 2: Shortcode name

            . '(?![\\w-])'              // Not followed by word character or hyphen

            . '('                       // 3: Unroll the loop: Inside the opening shortcode tag

            . '[^\\]\\/]*'              // Not a closing bracket or forward slash

            . '(?:'

            . '\\/(?!\\])'              // A forward slash not followed by a closing bracket

            . '[^\\]\\/]*'              // Not a closing bracket or forward slash

            . ')*?'

            . ')'

            . '(?:'

            . '(\\/)'                   // 4: Self closing tag ...

            . '\\]'                     // ... and closing bracket

            . '|'

            . '\\]'                     // Closing bracket

            . '(?:'

            . '('                       // 5: Unroll the loop: Optionally, anything between the opening and closing shortcode tags

            . '[^\\[]*+'                // Not an opening bracket

            . '(?:'

            . '\\[(?!\\/\\2\\])'        // An opening bracket not followed by the closing shortcode tag

            . '[^\\[]*+'                // Not an opening bracket

            . ')*+'

            . ')'

            . '\\[\\/\\2\\]'            // Closing shortcode tag

            . ')?'

            . ')'

            . '(\\]?)';                 // 6: Optional second closing brocket for escaping shortcodes: [[tag]]

    }

    /**

     * Remove all shortcode tags from the given content.