Save.php: add phpDoc

extension/qfq/qfq/Save.php

@@ -568,6 +568,13 @@ class Save {
     }
 
     /**
+     * Check's if the file $pathFileName should be splitted in one file per page. If no: do nothing and return.
+     * The only possible split target file format is 'svg': fileSplit=svg.
+     * The splitted files will be saved under fileDestinationSplit=some/path/to/file.%02d.svg. A printf style token,
+     * like '%02d', is needed to create distinguished filename's. See 'man pdf2svg' for further details.
+     * For every created file, a record in table 'Split' is created (see splitSvg() ), storing the pathFileName of the
+     * current page/file.
+     *
      * @param array $formElement
      * @param $pathFileName
      * @throws UserFormException
@@ -597,6 +604,9 @@ class Save {
     }
 
     /**
+     * Split's the PDF file $pathFileNameSrc in several SVG-file, one per page.
+     * For every created file, a record in table 'Split' is created, storing the pathFileName to the individual file.
+     *
      * @param $pathFileNameSrc
      * @param $fileDestinationSplit
      * @throws CodeException