diff options
| -rw-r--r-- | modules/filter.module | 5 | ||||
| -rw-r--r-- | modules/filter/filter.module | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/modules/filter.module b/modules/filter.module index 8b02aff96..3cb1a9196 100644 --- a/modules/filter.module +++ b/modules/filter.module @@ -904,6 +904,7 @@ function _filter_html_settings($format) { $group .= form_textfield(t('Allowed HTML tags'), "allowed_html_$format", variable_get("allowed_html_$format", '<a> <em> <strong> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd>'), 64, 255, t('If "Strip tags" is selected, optionally specify tags which should not be stripped. Javascript event attributes are always stripped.')); $group .= form_checkbox(t('Display HTML help'), "filter_html_help_$format", 1, variable_get("filter_html_help_$format", 1), t('If enabled, Drupal will display some basic HTML help in the long filter tips.')); $group .= form_radios(t('HTML style attributes'), "filter_style_$format", variable_get("filter_style_$format", FILTER_STYLE_STRIP), array(FILTER_STYLE_ALLOW => t('Allowed'), FILTER_STYLE_STRIP => t('Removed')), t('If "Strip tags" is selected, you can choose whether "STYLE" attributes are allowed or removed from input.')); + $group .= form_checkbox(t('Add rel="nofollow" to links'), "filter_html_nofollow_$format", 1, variable_get("filter_html_nofollow_$format", FALSE), t('If enabled, Drupal will add rel="nofollow" to all links, as a measure to reduce the effectiveness of spam content.')); $output .= form_group(t('HTML filter'), $group); return $output; @@ -927,6 +928,10 @@ function _filter_html($text, $format) { $text = drupal_specialchars($text); } + if (variable_get("filter_html_nofollow_$format", 0)) { + $text = preg_replace('/<a([^>]+)>/i', '<a\\1 rel="nofollow">',$text); + } + return trim($text); } diff --git a/modules/filter/filter.module b/modules/filter/filter.module index 8b02aff96..3cb1a9196 100644 --- a/modules/filter/filter.module +++ b/modules/filter/filter.module @@ -904,6 +904,7 @@ function _filter_html_settings($format) { $group .= form_textfield(t('Allowed HTML tags'), "allowed_html_$format", variable_get("allowed_html_$format", '<a> <em> <strong> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd>'), 64, 255, t('If "Strip tags" is selected, optionally specify tags which should not be stripped. Javascript event attributes are always stripped.')); $group .= form_checkbox(t('Display HTML help'), "filter_html_help_$format", 1, variable_get("filter_html_help_$format", 1), t('If enabled, Drupal will display some basic HTML help in the long filter tips.')); $group .= form_radios(t('HTML style attributes'), "filter_style_$format", variable_get("filter_style_$format", FILTER_STYLE_STRIP), array(FILTER_STYLE_ALLOW => t('Allowed'), FILTER_STYLE_STRIP => t('Removed')), t('If "Strip tags" is selected, you can choose whether "STYLE" attributes are allowed or removed from input.')); + $group .= form_checkbox(t('Add rel="nofollow" to links'), "filter_html_nofollow_$format", 1, variable_get("filter_html_nofollow_$format", FALSE), t('If enabled, Drupal will add rel="nofollow" to all links, as a measure to reduce the effectiveness of spam content.')); $output .= form_group(t('HTML filter'), $group); return $output; @@ -927,6 +928,10 @@ function _filter_html($text, $format) { $text = drupal_specialchars($text); } + if (variable_get("filter_html_nofollow_$format", 0)) { + $text = preg_replace('/<a([^>]+)>/i', '<a\\1 rel="nofollow">',$text); + } + return trim($text); } |