function print_controller in Printer, email and PDF versions 7

Same name and namespace in other branches

1. 5.4 print.pages.inc \print_controller()
2. 5 print.module \print_controller()
3. 5.2 print.module \print_controller()
4. 5.3 print.pages.inc \print_controller()
5. 6 print.pages.inc \print_controller()
6. 7.2 print.pages.inc \print_controller()
7. 5.x print.pages.inc \print_controller()

Select the print generator function based on the page type

Depending on the type of node, this functions chooses the appropriate generator function.

Parameters

$path: path of the original page

array $query: (optional) array of key/value pairs as used in the url() function for the query

$cid: comment ID of the individual comment to be rendered

$format: format of the page being generated

$teaser: if set to TRUE, outputs only the node's teaser

$message: optional sender's message (used by the send email module)

Return value

array with the fields to be used in the template

See also

_print_generate_node()

_print_generate_path()

_print_generate_book()

3 calls to print_controller()

print_controller_html in ./print.pages.inc

Generate an HTML version of the printer-friendly page

print_mail_form_submit in print_mail/print_mail.inc

Process the send by-email form submission.

print_pdf_generate_path in print_pdf/print_pdf.pages.inc

File

./print.pages.inc, line 75

Code

function print_controller($path, $query = NULL, $cid = NULL, $format = PRINT_HTML_FORMAT, $teaser = FALSE, $message = NULL) {
  if (empty($path)) {

    // If no path was provided, let's try to generate a page for the referer
    global $base_url;
    $ref = $_SERVER['HTTP_REFERER'];
    $path = preg_replace("!^{$base_url}/!", '', $ref);
    if ($path === $ref || empty($path)) {
      $path = variable_get('site_frontpage', 'node');
    }
  }
  if ($alias = drupal_lookup_path('source', $path)) {

    // Indirect call with print/alias
    // If there is a path alias with these arguments, generate a printer-friendly version for it
    $path = $alias;
  }
  $parts = explode('/', $path);
  if ($parts[0] == 'node' && count($parts) > 1 && ctype_digit($parts[1])) {
    array_shift($parts);
    $path = implode('/', $parts);
  }
  if (ctype_digit($parts[0]) && count($parts) == 1) {
    $print = _print_generate_node($path, $query, $cid, $format, $teaser, $message);
  }
  else {
    $ret = preg_match('!^book/export/html/(.*)!i', $path, $matches);
    if ($ret == 1) {

      // This is a book PF page link, handle trough the book handling functions
      $print = _print_generate_book($matches[1], $query, $format, $teaser, $message);
    }
    else {

      // If no content node was found, handle the page printing with the 'printable' engine
      $print = _print_generate_path($path, $query, $format, $teaser, $message);
    }
  }
  return $print;
}