/**
* Function to display the Filters applied to current request.
*
* @return string $output display output for the filters panel
*/
function debug_bar_action_and_filters_addon_display_filters()
{
global $wp_filter;
$output = '';
$output .= '<div class="hooks_listing_container">' . "\n";
$output .= '<h2>List of Filter Hooks (with functions)</h2><br />' . "\n";
$output .= "<ul>\n";
foreach ($wp_filter as $filter_key => $filter_val) {
$output .= '<li>';
$output .= '<strong>' . $filter_key . "</strong><br />\n";
$output .= "<ul>\n";
ksort($filter_val);
foreach ($filter_val as $priority => $functions) {
$output .= '<li>';
$output .= 'Priority: ' . $priority . "<br />\n";
$output .= "<ul>\n";
foreach ($functions as $single_function) {
if (!is_string($single_function['function']) && !is_object($single_function['function']) && (!is_array($single_function['function']) || is_array($single_function['function']) && (!is_string($single_function['function'][0]) && !is_object($single_function['function'][0])))) {
// Type 1 - not a callback
continue;
} elseif (dbafa_is_closure($single_function['function'])) {
// Type 2 - closure
$output .= '<li>[<em>closure</em>]</li>';
} elseif ((is_array($single_function['function']) || is_object($single_function['function'])) && dbafa_is_closure($single_function['function'][0])) {
// Type 3 - closure within an array
$output .= '<li>[<em>closure</em>]</li>';
} elseif (is_string($single_function['function']) && strpos($single_function['function'], '::') === false) {
// Type 4 - simple string function (includes lambda's)
$output .= '<li>' . sanitize_text_field($single_function['function']) . '</li>';
} elseif (is_string($single_function['function']) && strpos($single_function['function'], '::') !== false) {
// Type 5 - static class method calls - string
$output .= '<li>[<em>class</em>] ' . str_replace('::', ' :: ', sanitize_text_field($single_function['function'])) . '</li>';
} elseif (is_array($single_function['function']) && (is_string($single_function['function'][0]) && is_string($single_function['function'][1]))) {
// Type 6 - static class method calls - array
$output .= '<li>[<em>class</em>] ' . sanitize_text_field($single_function['function'][0]) . ' :: ' . sanitize_text_field($single_function['function'][1]) . '</li>';
} elseif (is_array($single_function['function']) && (is_object($single_function['function'][0]) && is_string($single_function['function'][1]))) {
// Type 7 - object method calls
$output .= '<li>[<em>object</em>] ' . get_class($single_function['function'][0]) . ' -> ' . sanitize_text_field($single_function['function'][1]) . '</li>';
} else {
// Type 8 - undetermined
$output .= '<li><pre>' . var_export($single_function, true) . '</pre></li>';
}
}
$output .= "</ul>\n";
$output .= "</li>\n";
}
$output .= "</ul>\n";
$output .= "</li>\n";
}
$output .= "</ul>\n";
$output .= "</div>\n";
return $output;
}
/**
* Function to display the Filters applied to current request.
*
* @return string $output display output for the filters panel
*/
function debug_bar_action_and_filters_addon_display_filters()
{
$wp_filter = $GLOBALS['wp_filter'];
ksort($wp_filter);
/* Create header row. */
$header_row = '
<tr>
<th>' . esc_html__('Hook', 'debug-bar-actions-and-filters-addon') . '</th>
<th>' . esc_html__('Priority', 'debug-bar-actions-and-filters-addon') . '</th>
<th>' . esc_html__('Registered callbacks', 'debug-bar-actions-and-filters-addon') . '</th>
</tr>';
$table = '<table class="debug-bar-table debug-bar-actions-filters">
<thead>' . $header_row . '
</thead>
<tfoot>' . $header_row . '
</tfoot>
<tbody>';
$hook_in_count = 0;
$callbacks_registered = array();
foreach ($wp_filter as $filter_key => $filter_val) {
$filter_count = count($filter_val);
$rowspan = '';
if ($filter_count > 1) {
$rowspan = ' rowspan="' . $filter_count . '"';
}
$table .= '
<tr>
<th' . $rowspan . '>' . esc_html($filter_key) . '</th>';
if ($filter_count > 0) {
ksort($filter_val);
$first = true;
foreach ($filter_val as $priority => $functions) {
if ($first !== true) {
$table .= '
<tr>';
} else {
$first = false;
}
$table .= '
<td class="prio">' . intval($priority) . '</td>
<td><ul>';
foreach ($functions as $single_function) {
$signature = $single_function['function'];
if (!is_string($single_function['function']) && !is_object($single_function['function']) && (!is_array($single_function['function']) || is_array($single_function['function']) && (!is_string($single_function['function'][0]) && !is_object($single_function['function'][0])))) {
// Type 1 - not a callback
continue;
} elseif (dbafa_is_closure($single_function['function'])) {
// Type 2 - closure
$table .= '<li>[<em>' . esc_html__('closure', 'debug-bar-actions-and-filters-addon') . '</em>]</li>';
$signature = get_class($single_function['function']) . $hook_in_count;
} elseif ((is_array($single_function['function']) || is_object($single_function['function'])) && dbafa_is_closure($single_function['function'][0])) {
// Type 3 - closure within an array
$table .= '<li>[<em>' . esc_html__('closure', 'debug-bar-actions-and-filters-addon') . '</em>]</li>';
$signature = get_class($single_function['function']) . $hook_in_count;
} elseif (is_string($single_function['function']) && strpos($single_function['function'], '::') === false) {
// Type 4 - simple string function (includes lambda's)
$signature = sanitize_text_field($single_function['function']);
$table .= '<li>' . $signature . '</li>';
} elseif (is_string($single_function['function']) && strpos($single_function['function'], '::') !== false) {
// Type 5 - static class method calls - string
$signature = str_replace('::', ' :: ', sanitize_text_field($single_function['function']));
$table .= '<li>[<em>' . esc_html__('class', 'debug-bar-actions-and-filters-addon') . '</em>] ' . $signature . '</li>';
} elseif (is_array($single_function['function']) && (is_string($single_function['function'][0]) && is_string($single_function['function'][1]))) {
// Type 6 - static class method calls - array
$signature = sanitize_text_field($single_function['function'][0]) . ' :: ' . sanitize_text_field($single_function['function'][1]);
$table .= '<li>[<em>' . esc_html__('class', 'debug-bar-actions-and-filters-addon') . '</em>] ' . $signature . '</li>';
} elseif (is_array($single_function['function']) && (is_object($single_function['function'][0]) && is_string($single_function['function'][1]))) {
// Type 7 - object method calls
$signature = esc_html(get_class($single_function['function'][0])) . ' -> ' . sanitize_text_field($single_function['function'][1]);
$table .= '<li>[<em>' . esc_html__('object', 'debug-bar-actions-and-filters-addon') . '</em>] ' . $signature . '</li>';
} else {
// Type 8 - undetermined
$table .= '<li><pre>' . var_export($single_function, true) . '</pre></li>';
}
$hook_in_count++;
$callbacks_registered[] = $signature;
}
$table .= '</ul></td>
</tr>';
}
} else {
$table .= '<td> </td><td> </td>
</tr>';
}
}
$table .= '
</tbody>
</table>';
$unique_callbacks = count(array_unique($callbacks_registered));
$output = '
<div class="hooks_listing_container">
<h2><span>' . esc_html__('Total hooks with registered actions/filters:', 'debug-bar-actions-and-filters-addon') . '</span>' . count($wp_filter) . '</h2>
<h2><span>' . esc_html__('Total registered callbacks:', 'debug-bar-actions-and-filters-addon') . '</span>' . $hook_in_count . '</h2>
<h2><span>' . esc_html__('Unique registered callbacks:', 'debug-bar-actions-and-filters-addon') . '</span>' . $unique_callbacks . '</h2>
' . $table . '
</div>';
return $output;
}