/**
* Main Expert_Finder_Search_Engine Instance
*
* Insures that only one instance of Expert_Finder_Search_Engine exists in memory at
* any one time. Also prevents needing to define globals all over the place.
*
* @since Expert_Finder_Search_Engine (1.0.0)
*
* @staticvar array $instance
*
* @return Expert_Finder_Search_Engine
*/
public static function instance()
{
if (!isset(self::$instance)) {
self::$instance = new Expert_Finder_Search_Engine();
self::$instance->setup_globals();
self::$instance->setup_actions();
}
return self::$instance;
}
function expert_finder_shortcode()
{
$engine = Expert_Finder_Search_Engine::instance();
$search = $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['expert_finder_search']) ? $_POST['expert_finder_search'] : false;
$experts = array();
$num_results = Expert_Finder_Settings::instance()->options['num_results'];
$num_experts = Expert_Finder_Settings::instance()->options['num_experts'];
if ($search) {
$experts = $engine->get_experts($search);
}
ob_start();
?>
<form class="expert-finder search-form" method="post">
<div class="rtp-search-form-wrapper">
<label class="screen-reader-text hide"><?php
_e('Search for Experts:', 'expert-finder');
?>
</label>
<input type="search" required="required" minlength="3"
placeholder="<?php
_e('Search for Experts ...', 'expert-finder');
?>
"
value="<?php
echo $search;
?>
"
name="expert_finder_search" class="search-text search-field rtp-search-input"
title="<?php
_e('Search for Experts ...', 'expert-finder');
?>
">
<button type="submit" class="searchsubmit search-submit rtp-search-button button tiny" value="Search"
title="Search">
</div>
</form>
<?php
if (!empty($experts)) {
?>
<p>These experts have been found:</p>
<?php
} elseif (!empty($search)) {
?>
<p>No experts found for: <?php
echo $search;
?>
</p>
<?php
}
?>
<?php
$expert_count = 0;
?>
<?php
foreach ($experts as $user_id => $result) {
?>
<?php
if ($expert_count >= $num_experts) {
break;
}
?>
<?php
$expert_count++;
?>
<h3>
<a href="<?php
echo get_author_posts_url($user_id);
?>
"><?php
echo get_the_author_meta('display_name', $user_id);
?>
</a>
<?php
if ($this->is_admin_user()) {
?>
<small>Pw: <?php
echo $result['ranking'];
?>
</small>
<?php
}
?>
</h3>
<ul>
<?php
foreach ($result['results'] as $index => $document) {
?>
<?php
if ($index >= $num_results) {
break;
}
?>
<?php
$link = $document->get_link();
?>
<li><?php
echo $document->get_type();
?>
:
<?php
if ($link && !is_wp_error($link)) {
?>
<a href="<?php
echo $link;
?>
"><?php
echo $document->get_title();
?>
</a>
<?php
} else {
?>
<?php
echo $document->get_title();
?>
<?php
}
?>
<?php
if ($this->is_admin_user()) {
?>
--
<small>Bw: <?php
echo $document->getBw();
?>
</small>
<?php
}
?>
</li>
<?php
}
?>
</ul>
<?php
}
return ob_get_clean();
}