/**
* Outputs HTML select menu of all registered scripts.
*
* @since 0.1.0
* @uses postscript_script_handles() Array of registered style handles
*/
function postscript_add_script_callback()
{
// Array of alphabetized front-end registered script handles.
$script_handles = postscript_script_handles();
// Output HTML select menu of (sorted) registered script handles.
?>
<select id="postscript-add-script" name="postscript[add_script]">
<option value=''><?php
_e('Select script to add:', 'postscript');
?>
</option>
<?php
foreach ($script_handles as $script_handle) {
$handle = esc_attr($script_handle);
echo "<option value=\"{$handle}\">{$handle}</option>";
}
?>
</select>
<?php
// Get user-selected script handles (stored as tax terms).
$args = array('hide_empty' => false, 'fields' => 'all');
$scripts_added = get_terms('postscripts', $args);
// Display table of selected handles (with $wp_scripts data and term's post count).
?>
<table class="wp-list-table widefat striped">
<caption><strong><?php
_e('Scripts added', 'postscript');
?>
</strong></caption>
<thead>
<tr>
<th scope="col" class="th-full" style="padding: 0.5em;"><?php
_e('Handle', 'postscript');
?>
</th>
<th scope="col" class="th-full" style="padding: 0.5em;"><?php
_e('Ver', 'postscript');
?>
</th>
<th scope="col" class="th-full" style="padding: 0.5em;"><?php
_e('Deps', 'postscript');
?>
</th>
<th scope="col" class="th-full" style="padding: 0.5em;"><?php
_e('Footer', 'postscript');
?>
</th>
<th scope="col" class="th-full" style="padding: 0.5em;"><?php
_e('Posts', 'postscript');
?>
</th>
</tr>
</thead>
<tbody>
<?php
// Array of registered scripts' data (transient stores front-end $wp_scripts).
$postscript_scripts_reg = get_transient('postscript_scripts_reg');
if (!empty($scripts_added)) {
foreach ($scripts_added as $script_obj) {
if (in_array($script_obj->name, $script_handles)) {
$script_name = esc_html($script_obj->name);
$script_arr = $postscript_scripts_reg[$script_name];
// Comma-separated list of style dependencies.
$deps = implode(', ', $script_arr->deps);
// Make relative URLs full (for core registered scripts in '/wp-admin' or '/wp-includes').
$src = $script_arr->src ? postscript_core_full_urls($script_arr->src) : '';
// Add link to handle name, if registered source file.
$handle = $src ? "<a href=\"{$src}\">" . $script_name . '</a>' : $script_name;
// @todo Add status-code column. Check URL when adding script, add status to term meta.
// Check URL status response code, if script has a 'src' set.
// $status_code = ( $src ) ? "<a href='$src'>" . postscript_url_exists( $src ) . '</a>' : '--';
// Tax term post count, linked to list of posts (if count>0).
$count = $script_obj->count;
if ($count) {
$posts_count_url = admin_url() . "edit.php?postscripts={$script_name}\"";
$posts_count = '<a href="' . esc_url_raw($posts_count_url) . "\">{$count}</a>";
} else {
$posts_count = $count;
}
// For wp_kses() sanitization of HTML.
$allowed_html = array('a' => array('href' => array()));
$allowed_protocols = array('http', 'https');
?>
<tr>
<th scope="row" class="th-full" style="padding: 0.5em;">
<label><?php
echo wp_kses($handle, $allowed_html, $allowed_protocols);
?>
</label>
</th>
<td><?php
echo esc_html($script_arr->ver);
?>
</td>
<td><?php
echo esc_html($deps);
?>
</td>
<td><?php
echo esc_html($script_arr->args);
// Style media: 'screen', 'print', or 'all'.
?>
</td>
<td><?php
echo wp_kses($posts_count, $allowed_html, $allowed_protocols);
?>
</td>
</tr>
<?php
}
// if
}
// foreach
} else {
?>
<tr><td><p><?php
_e('You have not added any scripts yet.', 'postscript');
?>
</p></td></tr>
<?php
}
?>
</tbody>
</table>
<p class="wp-ui-text-icon">
<?php
_e('<strong>Handle</strong> name links to <code>src</code> file. <strong>Posts</strong> count links to a list of posts that enqueue the file.', 'postscript');
?>
<br />
</p>
<?php
}
/**
* Allows only registered handles as custom tax terms.
*
* Late priority number to ensure font-end script handles are loaded.
*
* @uses postscript_script_handles() Returns array of registered scripts.
* @uses postscript_style_handles() Returns array of registered styles.
* @return string $term Submitted taxonomy term (or WP_Error admin-notice).
*/
function postscript_check_tax_term($term, $taxonomy)
{
if ($taxonomy == 'postscripts') {
$script_handles = postscript_script_handles();
if (in_array($term, $script_handles)) {
return $term;
} else {
return new WP_Error('invalid_term', __('The script handle you entered is <strong>not</strong> <a href="https://developer.wordpress.org/reference/functions/wp_register_script/">registered</a>.'));
}
}
if ($taxonomy == 'poststyles') {
$style_handles = postscript_style_handles();
if (in_array($term, $style_handles)) {
return $term;
} else {
return new WP_Error('invalid_term', __('The style handle you entered is <strong>not</strong> <a href="https://developer.wordpress.org/reference/functions/wp_register_style/">registered</a>.'));
}
}
return $term;
}
