function qformat_default::try_exporting_using_qtypes in Quiz 6.6

Same name and namespace in other branches

1. 6.5 includes/moodle/question/format.php \qformat_default::try_exporting_using_qtypes()

Provide export functionality for plugin questiontypes Do not override

Parameters

name questiontype name:

question object data to export:

extra mixed any addition format specific data needed:

Return value

string the data to append to export or false if error (or unhandled)

2 calls to qformat_default::try_exporting_using_qtypes()

qformat_gift::writequestion in includes/moodle/question/format/gift/format.php

convert a single question object into text output in the given format. This must be overriden

qformat_xml::writequestion in includes/moodle/question/format/xml/format.php

Turns question into an xml segment

File

includes/moodle/question/format.php, line 592

Class

qformat_default

Base class for question import and export formats.

Code

function try_exporting_using_qtypes($name, $question, $extra = null) {
  global $QTYPES;

  // work out the name of format in use
  $formatname = substr(get_class($this), strlen('qformat_'));
  $methodname = "export_to_{$formatname}";
  if (array_key_exists($name, $QTYPES)) {
    $qtype = $QTYPES[$name];
    if (method_exists($qtype, $methodname)) {
      if ($data = $qtype
        ->{$methodname}($question, $this, $extra)) {
        return $data;
      }
    }
  }
  return false;
}