function et_fb_process_to_shortcode($object, $options = array(), $library_item_type = '')
{
$output = '';
$_object = array();
// do not proceed if $object is empty
if (empty($object)) {
return '';
}
$font_icon_fields = isset($options['post_type']) ? ET_Builder_Element::get_font_icon_fields($options['post_type']) : false;
$structure_types = ET_Builder_Element::get_structure_module_slugs();
if (in_array($library_item_type, array('module', 'row'))) {
$excluded_elements = array();
switch ($library_item_type) {
case 'module':
$excluded_elements = array('et_pb_section', 'et_pb_row', 'et_pb_column');
break;
case 'row':
$excluded_elements = array('et_pb_section');
break;
}
foreach ($object as $item) {
// do not proceed if $item is empty
if (empty($item)) {
continue;
}
while (in_array($item['type'], $excluded_elements)) {
$item = $item['content'][0];
}
$_object[] = $item;
}
} else {
$_object = $object;
}
foreach ($_object as $item) {
// do not proceed if $item is empty
if (empty($item)) {
continue;
}
$attributes = '';
$content = '';
$type = sanitize_text_field($item['type']);
$type = esc_attr($type);
if (!empty($item['raw_child_content'])) {
$content = stripslashes($item['raw_child_content']);
}
foreach ($item['attrs'] as $attribute => $value) {
// ignore computed fields
if ('__' == substr($attribute, 0, 2)) {
continue;
}
// Sanitize attribute
$attribute = sanitize_text_field($attribute);
// Sanitize input properly
if (isset($font_icon_fields[$item['type']][$attribute])) {
$value = esc_attr($value);
} else {
// allow the use of '<', '>' characters within Custom CSS settings
if (0 !== strpos($attribute, 'custom_css_')) {
$replace_pairs = array('>' => '>', '<' => '<');
$value = strtr($value, $replace_pairs);
}
}
// handle content
if (in_array($attribute, array('content_new', 'raw_content'))) {
// do not override the content if item has raw_child_content
if (empty($item['raw_child_content'])) {
$content = $value;
if ('raw_content' == $attribute) {
$content = esc_html($content);
}
$content = trim($content);
if (!empty($content) && 'content_new' == $attribute) {
$content = "\n\n" . $content . "\n\n";
}
}
} else {
if ('' !== $value) {
// TODO, should we check for and handle default here? probably done in FB alredy...
// Make sure double quotes are encoded, before adding values to shortcode
$value = str_ireplace('"', '%22', $value);
// do not escape $value here - it breaks special characters. It was sanitized already
$attributes .= ' ' . esc_attr($attribute) . '="' . $value . '"';
}
}
}
// build shortcode
// start the opening tag
$output .= '[' . $type . $attributes;
// close the opening tag, depending on self closing
if (empty($content) && !isset($item['content']) && !in_array($type, $structure_types)) {
$open_tag_only = true;
$output .= ' /]';
} else {
$open_tag_only = false;
$output .= ']';
}
// if applicable, add inner content and close tag
if (!$open_tag_only) {
if (isset($item['content']) && is_array($item['content'])) {
$output .= et_fb_process_to_shortcode($item['content'], $options);
} else {
if (!empty($content)) {
$output .= $content;
} else {
if (isset($item['content'])) {
$_content = $item['content'];
$_content = str_replace('\\', '\\\\', $_content);
$output .= $_content;
} else {
$output .= '';
}
}
}
// add the closing tag
$output .= '[/' . $type . ']';
}
}
return $output;
}
