public static function HttpblResponse::httpbl_honeylink in http:BL 8

Return HTML code with hidden Honeypot link in one of several styles.

Parameters

string $link: the link to a honeypot script.

string $word: the text of the link.

Return value

string The formatted link.

Overrides HttpblResponseInterface::httpbl_honeylink

2 calls to HttpblResponse::httpbl_honeylink()

HttpblResponse::buildHoneypot in src/HttpblResponse.php

Create a (standalone) Honeypot link.

httpbl_page_bottom in ./httpbl.module

Implements hook_page_bottom().

File

src/HttpblResponse.php, line 167

Class

HttpblResponse

HttpblResponse builds the final response to request.

Namespace

Drupal\httpbl

Code

public static function httpbl_honeylink($link, $word) {
  if (!$link) {
    return empty($honeypot);
  }

  // Randomize the switch to determine which style will be used.
  switch (mt_rand(0, 5)) {
    case 0:

      // Formats a nofollow link with text as an html comment.
      // WCAG compliant using aria-hidden="true".
      // Example: <div><a aria-hidden="true" rel="nofollow" href="http://example.com/sites/all/scripts/disorder.php"><!-- alexander shoes --></a></div>
      // Test note: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      return '<div><a aria-hidden="true" rel="nofollow" href="' . $link . '"><!-- ' . $word . '--></a></div>';
    case 1:

      // Formats a nofollow link and text in a style hidden anchor tag.
      // WCAG compliant using aria-hidden="true".
      // Example: <div><a aria-hidden="true" hidden rel="nofollow" href="http://example.com/sites/all/scripts/disorder.php" >alexander shoes</a></div>
      // Test note: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      // Legacy for D5, D6 and D7: '<div><a rel="nofollow" style="display: none;" href="' . $link . '" >' . $word . '</a></div>';
      return '<div><a aria-hidden="true" hidden rel="nofollow" href="' . $link . '">' . $word . '</a></div>';
    case 2:

      // Format a nofollow link and text inside a style hidden div tag.
      // WCAG compliant using aria-hidden="true".
      // Example: <div hidden><a aria-hidden="true" rel="nofollow" href="http://example.com/sites/all/scripts/disorder.php">alexander shoes</a></div>
      // Test note: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      // Legacy for D5, D6 and D7: '<div style="display: none;"><a rel="nofollow" href="' . $link . '">' . $word . '</a></div>';
      return '<div hidden><a aria-hidden="true" rel="nofollow" href="' . $link . '">' . $word . '</a></div>';
    case 3:

      // Formats a nofollow link with no text.
      // WCAG compliant using aria-hidden="true".
      // Example: <div><a aria-hidden="true" rel="nofollow" href="http://example.com/sites/all/scripts/disorder.php"></a></div>
      // Test Notes: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      return '<div><a aria-hidden="true" rel="nofollow" href="' . $link . '"></a></div>';
    case 4:

      // Formats entire link and text as an HTML comment.
      // WCAG compliant using aria-hidden="true".
      // Example: <!-- <a aria-hidden="true" href="http://example.com/sites/all/scripts/disorder.php">alexander shoes</a> -->
      // Test Notes: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      return '<!-- <a aria-hidden="true" href="' . $link . '">' . $word . '</a> -->';
    case 5:

      // Formats a nofollow link with text in style hidden span tag.
      // WCAG compliant using aria-hidden="true".
      // Example: <div><a aria-hidden="true" rel="nofollow" href="http://example.com/sites/all/scripts/disorder.php"><span hidden>alexander shoes</span></a></div>
      // Test Notes: D8 Chrome Invisible, Firefox Invisible, Safari Invisible.
      // Legacy for D5, D6 and D7: '<div><a rel="nofollow" href="' . $link . '"><span style="display: none;">' . $word . '</span></a></div>';
      return '<div><a aria-hidden="true" rel="nofollow" href="' . $link . '"><span hidden>' . $word . '</span></a></div>';
  }
  return empty($honeypot);
}