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<?php
/**
* Class WTT_Replace_Patterns
*
* Implements the functions to replace dynamic variables.
*/
class WTT_Replace_Patterns
{
protected $defaults = array(
'ID' => '',
'post_author' => '',
'post_date' => '',
'post_content' => '',
'post_title' => '',
'post_excerpt' => '',
'post_modified' => '',
'term_id' => '',
'name' => '',
'taxonomy' => '',
'term404' => '',
);
protected $queried_object;
public function __construct()
{
}
/**
* Match the variables and return the string
* @param string $var The variable to replace
* @param array $object The object
* @return string
*/
public function replace($var, $object)
{
$var = wp_strip_all_tags($var);
$object = (array)$object;
$replacements = array();
$this->queried_object = (object)wp_parse_args($object, $this->defaults);
// Preg match all double curly braces (with spaces)
if (preg_match_all("~\{\{\s*(.*?)\s*\}\}~", $var, $matches)) {
$replacements = $this->setup_replacement_parts($matches);
}
//actually replace the string with replacement parts
if ($replacements !== array() && is_array($replacements)) {
$var = str_replace(array_keys($replacements), array_values($replacements), $var);
}
return $var;
}
/**
* Setup the replacement parts for the variables
*
* @param array $matches List of matched variables using the doubly curly braces regex
* @return array The replaced variables
*/
private function setup_replacement_parts($matches)
{
$replacements = array();
foreach ($matches[1] as $k => $var) {
if (method_exists($this, 'generate_' . $var)) {
$method_name = 'generate_' . $var;
$replacement = $this->$method_name();
}
if (isset($replacement)) {
$var = '{{' . $var . '}}';
$replacements[$var] = $replacement;
}
unset($replacement, $method_name);
}
return $replacements;
}
private function generate_sitetitle()
{
return get_bloginfo('name');
}
private function generate_tagline()
{
return wp_strip_all_tags(get_bloginfo('description'));
}
private function generate_sep()
{
// get default value (sc-dash)
$sep_value = 'sc-dash';
// get wtt_settings value and all global separators value
$wtt_settings = get_option('wtt_settings');
$sep_options = json_decode(WTT_SEPARATORS, true);
$sep = isset($wtt_settings['separator']) ? $wtt_settings['separator'] : '';
if (isset($sep_options[$sep])) {
$sep_value = $sep_options[$wtt_settings['separator']];
}
return $sep_value;
}
private function generate_post_title()
{
$title = '';
if (is_string($this->queried_object->post_title) && $this->queried_object->post_title !== '') {
$title = stripslashes($this->queried_object->post_title);
}
return $title;
}
private function generate_page()
{
$wtt_paged = '';
if (get_query_var('paged') >= '1') {
$wtt_paged = get_query_var('paged');
}
return $wtt_paged;
}
public function truncateDesc($text, $min = 100, $max = 110) {
if ($text <> '' && strlen($text) > $max) {
if (function_exists('strip_tags')) {
$text = strip_tags($text);
}
$text = str_replace(']]>', ']]>', $text);
$text = @preg_replace('/\[(.+?)\]/is', '', $text);
$text = strip_tags($text);
if ($max < strlen($text)) {
while ($text[$max] != ' ' && $max > $min) {
$max--;
}
}
$text = substr($text, 0, $max);
return trim(stripcslashes($text));
}
return $text;
}
private function generate_post_excerpt()
{
$var = '';
if (!empty($this->queried_object->ID) && !post_password_required($this->queried_object->ID)) {
if($this->queried_object->post_excerpt !== '') {
$var = $this->truncateDesc($this->queried_object->post_excerpt, 0, 158);
}
elseif ($this->queried_object->post_content !== '') {
$var = $this->truncateDesc($this->queried_object->post_content, 0, 158);
}
}
return $var;
}
private function generate_post_date()
{
$date = '';
if ( $this->queried_object->post_date !== '' ) {
$date = mysql2date( get_option( 'date_format' ), $this->queried_object->post_date, true );
}
else {
if ( get_query_var( 'day' ) && get_query_var( 'day' ) !== '' ) {
$date = get_the_date();
}
else {
if ( single_month_title( ' ', false ) && single_month_title( ' ', false ) !== '' ) {
$date = single_month_title( ' ', false );
}
elseif ( get_query_var( 'year' ) !== '' ) {
$date = get_query_var( 'year' );
}
}
}
return $date;
}
private function generate_post_author()
{
$author = '';
$user_id = !empty( $this->queried_object->post_author ) ? $this->queried_object->post_author : get_query_var( 'author' );
$display_name = get_the_author_meta('display_name',$user_id);
if ($display_name !== '') {
$author = $display_name;
}
return $author;
}
private function generate_post_category()
{
$category = '';
if ( is_category() || is_tag() || is_tax() ) {
$term = $GLOBALS['wp_query']->get_queried_object();
$category = $term->name;
} elseif ( ! empty($this->queried_object->ID) && ! empty( 'category' ) ) {
$terms = get_the_terms( $this->queried_object->ID, 'category' );
if ( is_array( $terms ) && $terms !== [] ) {
foreach ( $terms as $term ) {
$category .= $term->name . ', ';
}
$category = rtrim( trim( $category ), ',' );
}
}
unset( $post_category_array, $tags );
return $category;
}
private function generate_post_tag()
{
$post_tag = '';
if (is_single() && has_tag()) {
$post_tag_array = get_the_terms(get_the_id(), 'post_tag');
foreach($post_tag_array as $tags) {
$post_tag .= $tags->name . ', ';
}
$post_tag = rtrim( trim( $post_tag ), ',' );
}
unset($post_tag_array, $tags);
return $post_tag;
}
private function generate_category_title()
{
return single_cat_title('', false);
}
private function generate_category_description()
{
return wp_filter_nohtml_kses(category_description());
}
private function generate_tag_title()
{
return single_tag_title('', false);
}
private function generate_tag_description()
{
return wp_filter_nohtml_kses(tag_description());
}
private function generate_term_title()
{
$term_title = '';
if (!empty($this->queried_object->taxonomy) && !empty($this->queried_object->name)) {
$term_title = $this->queried_object->name;
}
return $term_title;
}
private function generate_term_description()
{
$term_desc = '';
if (isset($this->queried_object->term_id) && !empty($this->queried_object->taxonomy)) {
$term_desc = term_description($this->queried_object->term_id);
if ($term_desc !== '') {
$term_desc = wp_filter_nohtml_kses($term_desc);
}
}
// return wp_filter_nohtml_kses(term_description());
return $term_desc;
}
private function generate_searchphrase()
{
$search_query = '';
if (get_search_query() != '') {
$search_query = '"' . get_search_query() . '"';
} else {
$search_query = esc_attr('" "');
}
return $search_query;
}
private function generate_pt_plural()
{
return post_type_archive_title('', false);
}
private function generate_archive_date()
{
return get_the_archive_title();
}
private function generate_wc_single_cat()
{
$wc_single_cat = '';
include_once(ABSPATH . 'wp-admin/includes/plugin.php');
if (is_plugin_active('woocommerce/woocommerce.php')) {
if (is_product()) {
$woo_single_cats = get_the_terms($this->queried_object->ID, 'product_cat');
if ($woo_single_cats && !is_wp_error($woo_single_cats)) {
$woo_single_cat = array();
foreach ($woo_single_cats as $term) {
$woo_single_cat[] = $term->name;
}
$wc_single_cat = wp_filter_nohtml_kses(join(", ", $woo_single_cat));
}
}
}
return $wc_single_cat;
}
private function generate_wc_single_tag()
{
$wc_single_tag = '';
include_once(ABSPATH . 'wp-admin/includes/plugin.php');
if (is_plugin_active('woocommerce/woocommerce.php')) {
if (is_product()) {
$woo_single_tags = get_the_terms($this->queried_object->ID, 'product_tag');
if ($woo_single_tags && !is_wp_error($woo_single_tags)) {
$woo_single_tag = array();
foreach ($woo_single_tags as $term) {
$woo_single_tag[] = $term->name;
}
$wc_single_tag = wp_filter_nohtml_kses(join(", ", $woo_single_tag));
}
}
}
return $wc_single_tag;
}
private function generate_wc_single_short_desc()
{
$excerpt = '';
if (!is_404() && $this->queried_object != '') {
if (has_excerpt($this->queried_object->ID)) {
$excerpt = get_the_excerpt();
}
}
return $excerpt;
}
}