keith/WP_Content_Filter
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✨feature: Filtering working as intended

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This commit is contained in:
Keith Solomon
2025-02-04 13:44:36 -06:00
parent 5515b50fd7
commit c878c48e92
5 changed files with 151 additions and 74 deletions
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43
assets/style.css
View File

@@ -1,13 +1,40 @@
#resource-filter {
display: flex;
gap: 10px;
margin-bottom: 20px;
gap: 1rem;
margin-bottom: 1.25rem;
input,
select,
button {
border: 1px solid #ccc;
font-size: 1rem;
padding: .5rem;
}
}
#resource-filter input,
#resource-filter select,
#resource-filter button {
border: 1px solid #ccc;
font-size: 16px;
padding: 8px;
#resource-filter-summary {
display: flex;
gap: .5rem;
margin-bottom: 1.25rem;
p { margin: 0; }
}
#resource-results {
display: grid;
grid-template-columns: repeat(1, minmax(0, 1fr));
gap: 1rem;
}
@media (min-width: 768px) { /* Tailwind 'md' breakpoint */
#resource-results {
grid-template-columns: repeat(2, minmax(0, 1fr));
}
}
@media (min-width: 1024px) { /* Tailwind 'lg' breakpoint */
#resource-results {
grid-template-columns: repeat(4, minmax(0, 1fr));
}
}

15
includes/template-loader.php Normal file
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@@ -0,0 +1,15 @@
<?php
if (!defined('ABSPATH')) { exit; } // Prevent direct access
function rfGetTemplate($template_name) {
$theme_template = get_stylesheet_directory() . "/resource-filter/$template_name";
$plugin_template = plugin_dir_path(__FILE__) . "../templates/$template_name";
if (file_exists($theme_template)) {
return $theme_template;
} elseif (file_exists($plugin_template)) {
return $plugin_template;
}
return false;
}

126
resource-filter.php
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@@ -8,6 +8,8 @@
if (!defined('ABSPATH')) { exit; } // Prevent direct access
require_once plugin_dir_path(__FILE__) . 'includes/template-loader.php';
class ResourceFilterPlugin {
public function __construct() {
add_shortcode('resource_filter', [$this, 'renderFilterForm']);
@@ -31,35 +33,20 @@ class ResourceFilterPlugin {
public function renderFilterForm() {
ob_start();
$template = rfGetTemplate('filter-form.php');
if ($template) {
include_once $template;
} else {
echo '<p>Error: Template not found.</p>';
}
$total_resources = wp_count_posts('resource')->publish; // Get the count of published resources
?>
<form id="resource-filter">
<input type="text" id="search" name="search" placeholder="Search resources...">
<?php
$types = get_terms(['taxonomy' => 'resource_type', 'hide_empty' => true]);
$subjects = get_terms(['taxonomy' => 'resource_subject', 'hide_empty' => true]);
?>
<select id="resource_type" name="resource_type">
<option value="">All Types</option>
<?php foreach ($types as $type) : ?>
<option value="<?php echo esc_attr($type->slug); ?>"><?php echo esc_html($type->name); ?></option>
<?php endforeach; ?>
</select>
<select id="resource_subject" name="resource_subject">
<option value="">All Subjects</option>
<?php foreach ($subjects as $subject) : ?>
<option value="<?php echo esc_attr($subject->slug); ?>"><?php echo esc_html($subject->name); ?></option>
<?php endforeach; ?>
</select>
<button type="submit">Filter</button>
</form>
<!-- Filter summary section -->
<div id="resource-filter-summary">
<strong>Showing <span id="result-count">0</span> resources</strong>
<strong>Showing <span id="result-count"><?php echo $total_resources; ?></span> resources</strong>
<p>Filters applied: <span id="applied-filters">None</span></p>
</div>
@@ -75,47 +62,51 @@ class ResourceFilterPlugin {
check_ajax_referer('resource_filter_nonce', 'nonce');
$query_args = [
'post_type' => 'resource',
'post_type' => 'resource',
'posts_per_page' => -1,
'tax_query' => [],
's' => isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '',
'tax_query' => [],
's' => isset($_POST['search']) ? sanitize_text_field($_POST['search']) : '',
];
if (!empty($_POST['resource_type']) || !empty($_POST['resource_subject'])) {
$query_args['tax_query']['relation'] = 'AND';
$tax_query = [];
if (!empty($_POST['resource_type'])) {
$query_args['tax_query'][] = [
'taxonomy' => 'resource_type',
'field' => 'slug',
'terms' => sanitize_text_field($_POST['resource_type'])
];
}
if (!empty($_POST['resource_type'])) {
$tax_query[] = [
'taxonomy' => 'resource_type',
'field' => 'slug',
'terms' => [sanitize_text_field($_POST['resource_type'])], // Ensure it's an array
'operator' => 'IN'
];
}
if (!empty($_POST['resource_subject'])) {
$query_args['tax_query'][] = [
'taxonomy' => 'resource_subject',
'field' => 'slug',
'terms' => sanitize_text_field($_POST['resource_subject'])
];
}
if (!empty($_POST['resource_subject'])) {
$tax_query[] = [
'taxonomy' => 'resource_subject',
'field' => 'slug',
'terms' => [sanitize_text_field($_POST['resource_subject'])],
'operator' => 'IN'
];
}
if (!empty($tax_query)) {
$query_args['tax_query'] = [
'relation' => 'AND', // Both filters must match
...$tax_query
];
}
$query = new WP_Query($query_args);
ob_start();
if ($query->have_posts()) {
echo '<div class="resource-grid grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">';
while ($query->have_posts()) {
$query->the_post();
echo '<div class="resource-item"><a href="' . get_permalink() . '">' . get_the_title() . '</a></div>';
}
echo '</div>';
} else {
echo '<p>No resources found.</p>';
}
$resources = $query->posts;
$template = rfGetTemplate('resource-results.php');
wp_reset_postdata();
if ($template) {
include_once $template;
} else {
echo '<p>Error: Results template not found.</p>';
}
// Prepare response JSON
$response = [
@@ -132,18 +123,21 @@ class ResourceFilterPlugin {
wp_die();
}
private function loadResources($query_args = ['post_type' => 'resource', 'posts_per_page' => -1]) {
$query = new WP_Query($query_args);
public function loadResources() {
$query_args = [
'post_type' => 'resource',
'posts_per_page' => -1
];
if ($query->have_posts()) {
echo '<div class="resource-grid grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">';
while ($query->have_posts()) {
$query->the_post();
echo '<div class="resource-item"><a href="' . get_permalink() . '">' . get_the_title() . '</a></div>';
}
echo '</div>';
$query = new WP_Query($query_args);
$resources = $query->posts;
$template = rfGetTemplate('resource-results.php');
if ($template) {
include_once $template;
} else {
echo '<p>No resources found.</p>';
echo '<p>Error: Results template not found.</p>';
}
wp_reset_postdata();

26
templates/filter-form.php Normal file
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@@ -0,0 +1,26 @@
<?php
if (!defined('ABSPATH')) { exit; } // Prevent direct access
$resource_types = get_terms(['taxonomy' => 'resource_type', 'hide_empty' => true]);
$resource_subjects = get_terms(['taxonomy' => 'resource_subject', 'hide_empty' => true]);
?>
<form id="resource-filter">
<input type="text" id="search" name="search" placeholder="Search resources...">
<select id="resource_type" name="resource_type">
<option value="">All Types</option>
<?php foreach ($resource_types as $type) : ?>
<option value="<?php echo esc_attr($type->slug); ?>"><?php echo esc_html($type->name); ?></option>
<?php endforeach; ?>
</select>
<select id="resource_subject" name="resource_subject">
<option value="">All Subjects</option>
<?php foreach ($resource_subjects as $subject) : ?>
<option value="<?php echo esc_attr($subject->slug); ?>"><?php echo esc_html($subject->name); ?></option>
<?php endforeach; ?>
</select>
<button type="submit">Filter</button>
</form>

15
templates/resource-results.php Normal file
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@@ -0,0 +1,15 @@
<?php
if (!defined('ABSPATH')) { exit; } // Prevent direct access
if (!empty($resources)) : ?>
<?php
foreach ($resources as $resource) :
$post_id = $resource->ID;
$post_title = get_the_title($post_id);
$post_link = get_permalink($post_id);
?>
<div class="resource-item"><a href="<?php echo esc_url($post_link); ?>"><?php echo esc_html($post_title); ?></a></div>
<?php endforeach; ?>
<?php else : ?>
<p>No resources found.</p>
<?php endif; ?>