function render_shortcode($atts)
{
$atts = shortcode_atts(array('id' => 0, 'network' => false), $atts, 'code_snippet');
if (!($id = intval($atts['id']))) {
return '';
}
$network = $atts['network'] ? true : false;
$snippet = get_snippet($id, $network);
if (!trim($snippet->code)) {
return '';
}
return '<pre><code class="language-php">' . esc_html($snippet->code) . '</code></pre>';
}
/**
* Build the export file name
* @return string
*/
public function get_filename()
{
if (1 == count($this->snippet_ids)) {
/* If there is only snippet to export, use its name instead of the site name */
$snippet = get_snippet($this->snippet_ids[0], $this->table_name);
$title = strtolower($snippet->name);
} else {
/* Otherwise, use the site name as set in Settings > General */
$title = strtolower(get_bloginfo('name'));
}
$filename = "{$title}.code-snippets.{$this->format}";
$filename = apply_filters('code_snippets/export/filename', $filename, $title);
return sanitize_file_name($filename);
}
/**
* Retrieve a list of snippets from the database
*
* @since 2.0
*
* @uses $wpdb to query the database for snippets
* @uses get_snippets_table_name() to dynamically retrieve the snippet table name
*
* @param array $ids The IDs of the snippets to fetch
* @param bool|null $multisite Retrieve multisite-wide or site-wide snippets?
* @return array An array of Snippet objects
*/
function get_snippets(array $ids = array(), $multisite = null)
{
/** @var wpdb $wpdb */
global $wpdb;
$table = get_snippets_table_name($multisite);
$sql = "SELECT * FROM {$table}";
$ids_count = count($ids);
if (1 == $ids_count) {
return get_snippet($ids[0]);
}
if ($ids_count > 1) {
$sql .= ' WHERE id IN (';
$sql .= implode(',', array_fill(0, $ids_count, '%d'));
$sql .= ')';
$sql = $wpdb->prepare($sql, $ids);
}
$snippets = $wpdb->get_results($sql, ARRAY_A);
/* Convert snippets to snippet objects */
foreach ($snippets as $index => $snippet) {
$snippet['network'] = $multisite;
$snippets[$index] = new Snippet($snippet);
}
return apply_filters('code_snippets/get_snippets', $snippets, $multisite);
}
<?php
/**
* HTML code for the Add New/Edit Snippet page
*
* @package Code_Snippets
* @subpackage Views
*/
/* Bail if accessed directly */
if (!defined('ABSPATH')) {
return;
}
global $pagenow;
$table = get_snippets_table_name();
$edit_id = code_snippets_get_menu_slug('edit') === $_REQUEST['page'] ? absint($_REQUEST['id']) : 0;
$snippet = get_snippet($edit_id);
?>
<div class="wrap">
<h1><?php
if ($edit_id) {
esc_html_e('Edit Snippet', 'code-snippets');
printf(' <a href="%1$s" class="page-title-action add-new-h2">%2$s</a>', code_snippets_get_menu_url('add'), esc_html_x('Add New', 'snippet', 'code-snippets'));
} else {
esc_html_e('Add New Snippet', 'code-snippets');
}
?>
</h1>
<form method="post" action="" style="margin-top: 10px;">
<?php
/* Output the hidden fields */
/**
* Retrieve the first error in a snippet's code
*
* @param $snippet_id
*
* @return array|bool
*/
private function get_snippet_error($snippet_id)
{
if (!intval($snippet_id)) {
return false;
}
$snippet = get_snippet(intval($snippet_id));
if ('' === $snippet->code) {
return false;
}
@eval($snippet->code);
$error = error_get_last();
if (is_null($error)) {
return false;
}
return $error;
}
function get_snippet($file, $data = array())
{
return get_snippet($file, $data);
}
/**
* Retrieve the first error in a snippet's code
*
* @param $snippet_id
*
* @return array|bool
*/
private function get_snippet_error($snippet_id)
{
if (!intval($snippet_id)) {
return false;
}
$snippet = get_snippet(intval($snippet_id));
if ('' === $snippet->code) {
return false;
}
ob_start();
$result = eval($snippet->code);
ob_end_clean();
if (false !== $result) {
return false;
}
$error = error_get_last();
if (is_null($error)) {
return false;
}
return $error;
}
