function init()
{
if ($this->is_action('update')) {
$psdata = (array) get_option('seo_ultimate', array());
foreach ($_POST as $key => $newvalue) {
if (substr($key, 0, 3) == 'su-') {
$key = str_replace(array('su-', '-module-status'), '', $key);
$newvalue = intval($newvalue);
$oldvalue = $psdata['modules'][$key];
if ($oldvalue != $newvalue) {
if ($oldvalue == SU_MODULE_DISABLED) {
$this->plugin->call_module_func($key, 'activate');
}
if ($newvalue == SU_MODULE_DISABLED) {
$this->plugin->call_module_func($key, 'deactivate');
}
}
$psdata['modules'][$key] = $newvalue;
}
}
update_option('seo_ultimate', $psdata);
wp_redirect(add_query_arg('su-modules-updated', '1', suurl::current()), 301);
exit;
}
}
/**
* Saves information about the current hit into an array, which is later saved to the database.
*
* @since 0.1
* @uses get_current_url()
* @uses $hit_id
*
* @param string $status_header The full HTTP status header. Unused and returned as-is.
* @param int $status_code The numeric HTTP status code.
* @param string $redirect_url The URL to which the visitor is being redirected. Optional.
* @return string Returns the $status_header variable unchanged.
*/
function log_hit($status_header, $status_code, $redirect_url = '')
{
//Only log hits from non-logged-in users
if (!is_user_logged_in()) {
//Get the current URL
$url = suurl::current();
//Put it all into an array
$data = array('time' => time(), 'ip_address' => isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '', 'user_agent' => isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '', 'url' => $url, 'redirect_url' => $redirect_url, 'redirect_trigger' => $this->hit_redirect_trigger, 'referer' => isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '', 'status_code' => $status_code);
//We don't want to overwrite a redirect URL if it's already been logged
if (!empty($this->hit['redirect_url'])) {
$data['redirect_url'] = $this->hit['redirect_url'];
}
//Put the hit data into our variable.
//We'll save it to the database later, since the hit data may change as we gather further information
//(e.g. when the redirect URL is discovered).
$this->hit = $data;
}
//This function can be used as a WordPress filter, so we return the needed variable.
return $status_header;
}
function _autolink_content($id, $content, $links, $limit, &$count, &$link_count, $round = 1, $linked_urls = array(), $context = 'the_content')
{
$links = array_values($links);
$count = 0;
if (!is_array($link_count)) {
$link_count = array();
}
$i = 0;
foreach ($links as $data) {
if (!isset($link_count[$i])) {
$link_count[$i] = 0;
}
$i++;
}
if (!$this->get_setting('autolink_posttype_' . get_post_type($id))) {
return $content;
}
if ($this->get_postmeta('disable_autolinks', $id)) {
return $content;
}
$limit_enabled = $this->get_setting('limit_lpp', false);
if ($limit_enabled && $limit < 1) {
return $content;
}
$oldlimit = $limit;
$lpa_limit_enabled = $this->get_setting('limit_lpa', false);
$lpa_limit = $lpa_limit_enabled ? $this->get_setting('limit_lpa_value', 5) : -1;
$lpu_limit_enabled = $this->get_setting('limit_lpu', false);
$lpu_limit = $lpu_limit_enabled ? $this->get_setting('limit_lpu_value', 1) : -1;
$from_post_type = get_post_type();
$dest_limit = $from_post_type ? (bool) $this->get_setting('dest_limit_' . $from_post_type, false) : false;
$dest_limit_taxonomies = array();
if ($dest_limit) {
$from_post_type_taxonomies = suwp::get_object_taxonomy_names($from_post_type);
foreach ($from_post_type_taxonomies as $from_post_type_taxonomy) {
if ($this->get_setting('dest_limit_' . $from_post_type . '_within_' . $from_post_type_taxonomy, false)) {
$dest_limit_taxonomies[] = $from_post_type_taxonomy;
}
}
}
$autolink_class = $this->get_setting('autolink_class', '');
$post = get_post($id);
$i = 0;
foreach ($links as $data) {
$anchor = $data['anchor'];
$to_id = su_esc_attr($data['to_id']);
if (strlen(trim($anchor)) && $to_id !== 0 && $to_id != 'http://') {
//*** Begin sitewide links-per-anchor dampening effect ***
//Get the dampening percentage for this link, but only if per-link values are enabled
if ($this->get_setting('enable_perlink_dampen_sitewide_lpa', false)) {
$link_dswlpa = $data['dampen_sitewide_lpa'];
} else {
$link_dswlpa = false;
}
if (false === $link_dswlpa) {
//We need the === operator here so we don't match a zero
//There's no per-link value, so get the default, if a default value is specified and enabled
if ($this->get_setting('dampen_sitewide_lpa', false)) {
$link_dswlpa = $this->get_setting('dampen_sitewide_lpa_value', 0);
} else {
$link_dswlpa = false;
}
//Indicates there's neither a per-link value or a default value available
}
if (false !== $link_dswlpa) {
$link_dswlpa = absint($link_dswlpa);
if ($link_dswlpa == 0) {
break;
}
if ($link_dswlpa > 100) {
$link_dswlpa = 100;
}
//Rather than generating a random number, we use the MD5s of the anchor and the post's ID.
//This gives us a quasi-random dampening effect that will turn out the same way for any given post each time the dampener is applied.
//We don't want a post's autolinks changing every time the post is viewed.
$md5starts = array_slice(array_unique(str_split(md5($anchor))), 0, intval(round(16 * (1 - $link_dswlpa / 100))));
//Only apply this autolink if the MD5 of the post's ID starts with one of the allowed characters
if (!in_array(substr(md5($id), 0, 1), $md5starts)) {
continue;
}
//Don't apply autolink; continue to next item in the $links foreach loop
}
//*** End sitewide LPA dampener ***
$type = $data['to_type'];
if (sustr::startswith($type, 'posttype_')) {
$to_id = intval($to_id);
$to_post = get_post($to_id);
if (get_post_status($to_id) != 'publish') {
continue;
}
if (count($dest_limit_taxonomies)) {
$shares_term = false;
foreach ($dest_limit_taxonomies as $dest_limit_taxonomy) {
$from_terms = suarr::flatten_values(get_the_terms(null, $dest_limit_taxonomy), 'term_id');
if (is_object_in_taxonomy($to_post, $dest_limit_taxonomy)) {
$to_terms = suarr::flatten_values(get_the_terms($to_id, $dest_limit_taxonomy), 'term_id');
} else {
$to_terms = array();
}
if (count(array_intersect($from_terms, $to_terms))) {
$shares_term = true;
break;
}
}
if (!$shares_term) {
continue;
}
}
$url = get_permalink($to_id);
} elseif ($type == 'url') {
$url = $to_id;
} else {
$url = $this->jlsuggest_value_to_url($to_id ? "obj_{$type}/{$to_id}" : "obj_{$type}");
}
if (!is_string($url)) {
continue;
}
if (!$this->get_setting('enable_current_url_links', false) && suurl::equal($url, suurl::current())) {
continue;
}
if (!$this->get_setting('enable_self_links', false) && is_singular() && suurl::equal($url, get_permalink())) {
continue;
}
if ($lpu_limit_enabled && isset($linked_urls[$url]) && $linked_urls[$url] >= $lpu_limit) {
continue;
}
$rel = $data['nofollow'] ? ' rel="nofollow"' : '';
$target = $data['target'] == 'blank' ? ' target="_blank"' : '';
$title = strlen($titletext = su_esc_attr($data['title'])) ? " title=\"{$titletext}\"" : '';
$class = $autolink_class ? ' class="' . su_esc_attr($autolink_class) . '"' : '';
$a_url = su_esc_attr($url);
$h_anchor = esc_html($anchor);
$link = "<a href=\"{$a_url}\"{$title}{$rel}{$target}{$class}>\$1</a>";
$lpa_lpu_limits = array();
if ($lpa_limit_enabled) {
$lpa_lpu_limits[] = $lpa_limit;
}
if ($lpu_limit_enabled) {
$lpa_lpu_limits[] = $lpu_limit;
}
$lpa_lpu_limits = count($lpa_lpu_limits) ? sunum::lowest($lpa_lpu_limits) : -1;
$content = sustr::htmlsafe_str_replace($h_anchor, $link, $content, $limit_enabled ? 1 : $lpa_lpu_limits, $new_count, $this->get_linkfree_tags());
$link_count[$i] += $new_count;
$count += $new_count;
if ($lpu_limit_enabled) {
if (isset($linked_urls[$url])) {
$linked_urls[$url] += $new_count;
} else {
$linked_urls[$url] = $new_count;
}
}
if ($limit_enabled) {
$limit -= $new_count;
if ($limit < 1) {
return $content;
}
}
}
$i++;
}
if ($limit_enabled && $limit < $oldlimit && $round < $lpa_limit) {
$content = $this->_autolink_content($id, $content, $links, $limit, $count, $link_count, $round + 1, $linked_urls, $context);
}
return $content;
}
function autolink_footer($args = array())
{
if ($this->already_outputted) {
return;
}
extract(wp_parse_args($args, array('footer_link_section_format' => $this->get_setting('footer_link_section_format', '{links}'), 'footer_link_format' => $this->get_setting('footer_link_format', '{link}'), 'footer_link_sep' => $this->get_setting('footer_link_sep', ' | '))), EXTR_SKIP);
$links = $this->get_setting('footer_links', array());
suarr::vksort($links, 'anchor');
$link_html = array();
foreach ($links as $link_data) {
if (isset($link_data['from']) && count($link_data['from'])) {
$from = $link_data['from'][0];
} else {
$from = array('');
}
$from_match_children = isset($link_data['from_match_children']) && $link_data['from_match_children'];
$from_match_negative = isset($link_data['from_match_negative']) && $link_data['from_match_negative'];
if (!isset($link_data['to'])) {
$link_data['to'] = '';
}
list($from_genus, $from_type, $from_id) = $this->jlsuggest_value_explode($from);
$is_from = $from_match_negative;
switch ($from_genus) {
case 'posttype':
$post_ids = array($from_id);
if ($from_match_children) {
$post_ids[] = wp_get_post_parent_id($from_id);
}
//Requires WordPress 3.1
foreach ($post_ids as $post_id) {
if (is_single($post_id) || is_page($post_id)) {
$is_from = !$from_match_negative;
break;
}
}
break;
case 'taxonomy':
if (suwp::is_tax($from_type, $from_id) || $from_match_children && is_singular() && has_term($from_id, $from_type)) {
$is_from = !$from_match_negative;
}
break;
case 'home':
if (is_home()) {
$is_from = !$from_match_negative;
}
break;
case 'author':
if (is_author($from_id) || $from_match_children && is_singular() && get_the_author_meta('id') == $from_id) {
$is_from = !$from_match_negative;
}
break;
case 'url':
if ($from_id) {
if (suurl::equal(suurl::current(), $from_id) || $from_match_children && sustr::startswith(suurl::current(), $from_id)) {
$is_from = !$from_match_negative;
}
} else {
$is_from = true;
}
//No "from" restriction
break;
}
if (!$is_from) {
continue;
}
$h_anchor = esc_html($link_data['anchor']);
$rel = $link_data['nofollow'] ? ' rel="nofollow"' : '';
$target = $link_data['target'] == 'blank' ? ' target="_blank"' : '';
$title = strlen($a_titletext = su_esc_attr($link_data['title'])) ? " title=\"{$a_titletext}\"" : '';
$a_url = su_esc_attr($this->jlsuggest_value_to_url($link_data['to']));
if (strlen(trim($h_anchor)) && strlen(trim((string) $a_url)) && $a_url != 'http://') {
$link_html[] = str_replace('{link}', "<a href=\"{$a_url}\"{$title}{$rel}{$target}>{$h_anchor}</a>", $footer_link_format);
}
}
echo str_replace('{links}', implode($footer_link_sep, $link_html), $footer_link_section_format);
}
function redirect_aliases()
{
$aliases = $this->get_setting('aliases', array());
$alias_dir = $this->get_setting('alias_dir', 'go');
foreach ($aliases as $alias) {
if ($to = $alias['to']) {
if (suurl::equal(suurl::current(), get_bloginfo('url') . "/{$alias_dir}/{$to}/")) {
wp_redirect($alias['from']);
}
}
}
}
function remove_nonexistent_pagination()
{
if (!is_admin()) {
global $wp_rewrite, $wp_query;
$url = suurl::current();
if (is_singular()) {
$num = absint(get_query_var('page'));
$post = $wp_query->get_queried_object();
$max = count(explode('<!--nextpage-->', $post->post_content));
if ($max > 0 && ($num == 1 || $num > 1 && $num > $max)) {
if ($wp_rewrite->using_permalinks()) {
wp_redirect(preg_replace('|/[0-9]{1,9}/?$|', '/', $url), 301);
} else {
wp_redirect(remove_query_arg('page', $url), 301);
}
}
} elseif (is_404() && ($num = absint(get_query_var('paged')))) {
if ($wp_rewrite->using_permalinks()) {
wp_redirect(preg_replace('|/page/[0-9]{1,9}/?$|', '/', $url), 301);
} else {
wp_redirect(remove_query_arg('paged', $url), 301);
}
}
}
}
