function webform2pdf_enable in Webform2PDF 6.2

Same name and namespace in other branches

1. 6 webform2pdf.install \webform2pdf_enable()
2. 7.4 webform2pdf.install \webform2pdf_enable()
3. 7.3 webform2pdf.install \webform2pdf_enable()

Implementation of hook_enable().

File

./webform2pdf.install, line 31

Webform2pdf module install/schema hooks.

Code

function webform2pdf_enable() {
  $key = variable_get('webform2pdf_key', '');
  if (empty($key)) {
    variable_set('webform2pdf_key', md5(uniqid(rand(), TRUE)));
  }
}