File "rendering.php"
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<?php
/**
* @package VikBooking
* @subpackage com_vikbooking
* @author Alessio Gaggii - E4J srl
* @copyright Copyright (C) 2024 E4J srl. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
* @link https://vikwp.com
*/
defined('ABSPATH') or die('No script kiddies please!');
/**
* Helper class to render specific param types.
*
* @since 1.16.9 (J) - 1.6.9 (WP)
*/
final class VBOParamsRendering
{
/**
* @var array
*/
private $params = [];
/**
* @var array
*/
private $settings = [];
/**
* @var array
*/
private $scripts = [];
/**
* @var array
*/
private $assets = [];
/**
* @var string
*/
private $inputName = 'vboparams';
/**
* @var int
*/
private static $instance_counter = -1;
/**
* Class constructor is protected.
*
* @param array $params The form params to bind.
* @param array $settings The form settings to bind.
*
* @see getInstance()
*/
private function __construct(array $params, array $settings)
{
// bind values
$this->params = $params;
$this->settings = $settings;
// increase instance counter
static::$instance_counter++;
}
/**
* Proxy for immediately accessing the object and bind data.
*
* @param array $params The form params to bind.
* @param array $settings The form settings to bind.
*
* @return VBOParamsRendering
*/
public static function getInstance(array $params = [], array $settings = [])
{
return new static($params, $settings);
}
/**
* Sets the name to be used for rendering the param fields.
*
* @param string $name The name to use.
*
* @return self
*/
public function setInputName($name)
{
$this->inputName = (string) $name;
return $this;
}
/**
* Renders the injected form params and returns the HTML code.
*
* @param bool $load_assets Whether to load the necessary assets.
*
* @return string
*/
public function getHtml($load_assets = true)
{
if (!$this->params) {
return '';
}
$html = '';
foreach ($this->params as $param_name => $param_config) {
if (empty($param_name)) {
continue;
}
$labelparts = explode('//', (isset($param_config['label']) ? $param_config['label'] : ''));
$label = $labelparts[0];
$labelhelp = isset($labelparts[1]) ? $labelparts[1] : '';
if (!empty($param_config['help'])) {
$labelhelp = $param_config['help'];
}
$nested_style = (isset($param_config['nested']) && $param_config['nested']);
$hidden_wrapper = $param_config['type'] === 'hidden';
if (isset($param_config['conditional']) && isset($this->params[$param_config['conditional']])) {
$check_cond = isset($this->params[$param_config['conditional']]['default']) ? $this->params[$param_config['conditional']]['default'] : null;
$check_cond = isset($this->settings[$param_config['conditional']]) ? $this->settings[$param_config['conditional']] : $check_cond;
if (!is_null($check_cond) && (!$check_cond || !strcasecmp($check_cond, 'off'))) {
// hide current field because the field to who this is dependant is "off" or disabled (i.e. 0)
$hidden_wrapper = true;
}
}
$html .= '<div class="vbo-param-container' . (in_array($param_config['type'], ['textarea', 'visual_html']) ? ' vbo-param-container-full' : '') . ($nested_style ? ' vbo-param-nested' : '') . '"' . ($hidden_wrapper ? ' style="display: none;"' : '') . '>';
if (strlen($label) && (!isset($param_config['hidden']) || $param_config['hidden'] != true)) {
$html .= '<div class="vbo-param-label">' . $label . '</div>';
}
$html .= '<div class="vbo-param-setting">';
// render field
$html .= $this->getField($param_name, $param_config);
// check for assets to be loaded, only once to obtain individual setups
if ($load_assets) {
if ((VBOPlatformDetection::isWordPress() && wp_doing_ajax()) || (!VBOPlatformDetection::isWordPress() && !strcasecmp((string) JFactory::getApplication()->input->server->get('HTTP_X_REQUESTED_WITH', ''), 'xmlhttprequest'))) {
// concatenate script(s) to HTML string when doing an AJAX request
$html .= "\n" . '<script>' . implode("\n", $this->buildScriptAssets($load_once = true)) . '</script>';
} else {
// add script declaration(s) to document
$this->loadAssets($load_once = true);
}
}
if ($labelhelp) {
$html .= '<span class="vbo-param-setting-comment">' . $labelhelp . '</span>';
}
$html .= '</div>';
$html .= '</div>';
}
// JS helper functions
$html .= $this->getScripts();
return $html;
}
/**
* Builds the requested script assets, if any.
*
* @param bool $load_once True to unset the assets after loading.
*
* @return array
*
* @since 1.18.0 (J) - 1.8.0 (WP)
*/
public function buildScriptAssets($load_once = false)
{
$scripts = [];
foreach ($this->assets as $asset_type => $asset_elements) {
if ($asset_type === 'select2') {
// build list of selectors
$ids_list = implode(', ', array_map(function($el) {
return "#{$el}";
}, $asset_elements));
// check for asset options
$asset_options = $this->assets['select2_options'] ?? null;
$asset_options_str = $asset_options ? json_encode($asset_options) : '';
// always attempt to load assets
VikBooking::getVboApplication()->loadSelect2();
// build and push script
$scripts[] =
<<<JAVASCRIPT
jQuery(function() {
jQuery('$ids_list').select2($asset_options_str);
});
JAVASCRIPT;
}
if ($load_once) {
unset($this->assets[$asset_type]);
}
}
return $scripts;
}
/**
* Loads the requested assets, if any.
*
* @param bool $load_once True to unset the assets after loading.
*
* @return void
*/
public function loadAssets($load_once = false)
{
$doc = JFactory::getDocument();
foreach ($this->buildScriptAssets($load_once) as $script) {
$doc->addScriptDeclaration($script);
}
}
/**
* Gets the necessary script tags.
*
* @return string
*/
public function getScripts()
{
$html = '';
if (in_array('password', $this->scripts)) {
// toggle the password fields
$html .= "\n" . '<script>' . "\n";
$html .= 'function vboParamTogglePwd(elem) {' . "\n";
$html .= ' var btn = jQuery(elem), inp = btn.parent().find("input").first();' . "\n";
$html .= ' if (!inp || !inp.length) {return false;}' . "\n";
$html .= ' var inp_type = inp.attr("type");' . "\n";
$html .= ' inp.attr("type", (inp_type == "password" ? "text" : "password"));' . "\n";
$html .= '}' . "\n";
$html .= "\n" . '</script>' . "\n";
}
return $html;
}
/**
* Renders the given param name according to config.
* Eventually populates the assets and scripts to be loaded.
*
* @param string $param_name The param name.
* @param array $param_config The param configuration.
*
* @return string
*/
public function getField($param_name, $param_config)
{
$html = '';
$inp_attr = '';
if (isset($param_config['attributes']) && is_array($param_config['attributes'])) {
foreach ($param_config['attributes'] as $inpk => $inpv) {
$inp_attr .= $inpk . '="' . $inpv . '" ';
}
$inp_attr = ' ' . rtrim($inp_attr);
}
$default_paramv = $param_config['default'] ?? null;
switch ($param_config['type']) {
case 'custom':
$html .= $param_config['html'];
break;
case 'select':
$options = isset($param_config['options']) && is_array($param_config['options']) ? $param_config['options'] : [];
$is_assoc = (array_keys($options) !== range(0, count($options) - 1));
$element_id = 'vik-select-' . static::$instance_counter . '-' . preg_replace("/[^A-Z0-9]+/i", '', $param_name);
$set_attr = true;
if (isset($param_config['attributes']) && is_array($param_config['attributes']) && isset($param_config['attributes']['id'])) {
$element_id = $param_config['attributes']['id'];
$set_attr = false;
}
if (isset($param_config['assets']) && $param_config['assets']) {
if (!isset($this->assets['select2'])) {
$this->assets['select2'] = [];
}
$this->assets['select2'][] = $element_id;
$this->assets['select2_options'] = $param_config['asset_options'] ?? null;
}
if (isset($param_config['multiple']) && $param_config['multiple']) {
$html .= '<select name="' . $this->inputName . '[' . $param_name . '][]" multiple="multiple"' . $inp_attr . ($set_attr ? ' id="' . $element_id . '"' : '') . '>' . "\n";
} else {
$html .= '<select name="' . $this->inputName . '[' . $param_name . ']"' . $inp_attr . ($set_attr ? ' id="' . $element_id . '"' : '') . '>' . "\n";
}
foreach ($options as $optind => $optval) {
// support nested array values for the option-group tags
$group = null;
$sel_opts = [$optind => $optval];
if (is_array($optval)) {
$group = $optind;
$sel_opts = $optval;
}
if ($group) {
$html .= '<optgroup label="' . JHtml::fetch('esc_attr', JText::translate($group)) . '">' . "\n";
}
foreach ($sel_opts as $optkey => $poption) {
$checkval = $is_assoc ? $optkey : $poption;
$selected = false;
if (isset($this->settings[$param_name])) {
if (is_array($this->settings[$param_name])) {
$selected = in_array($checkval, $this->settings[$param_name]);
} else {
$selected = ($checkval == $this->settings[$param_name]);
}
} elseif (isset($default_paramv)) {
if (is_array($default_paramv)) {
$selected = in_array($checkval, $default_paramv);
} else {
$selected = ($checkval == $default_paramv);
}
}
$html .= '<option value="' . ($is_assoc ? $optkey : $poption) . '"'.($selected ? ' selected="selected"' : '').'>'.$poption.'</option>' . "\n";
}
if ($group) {
$html .= '</optgroup>' . "\n";
}
}
$html .= '</select>' . "\n";
break;
case 'listings':
// build attributes list
$element_id = 'vik-select-' . static::$instance_counter . '-' . preg_replace("/[^A-Z0-9]+/i", '', $param_name);
$elements_attr = [
'name' => $this->inputName . '[' . $param_name . ']',
];
if ($param_config['multiple'] ?? null) {
$elements_attr['multiple'] = 'multiple';
$elements_attr['name'] .= '[]';
}
$custom_attr = (array) ($param_config['attributes'] ?? []);
unset($custom_attr['id'], $custom_attr['name']);
$elements_attr = array_merge($elements_attr, $custom_attr);
$wrapped = false;
$style_selection = false;
if ($param_config['inline'] ?? true) {
// wrap the select within an additional div
$html .= '<div class="' . (($param_config['multiple'] ?? null) ? 'vbo-multiselect-inline-elems-wrap' : 'vbo-singleselect-inline-elems-wrap') . '">';
$wrapped = true;
$style_selection = (bool) ($param_config['multiple'] ?? null);
} elseif ($param_config['wrapdivcls'] ?? null) {
// wrap the select within a custom div
$html .= '<div class="' . $param_config['wrapdivcls'] . '">';
$wrapped = true;
}
// obtain the necessary HTML code for rendering
$html .= VikBooking::getVboApplication()->renderElementsDropDown([
'id' => $element_id,
'elements' => 'listings',
'placeholder' => ($param_config['asset_options']['placeholder'] ?? null),
'allow_clear' => ($param_config['asset_options']['allowClear'] ?? $param_config['asset_options']['allow_clear'] ?? null),
'attributes' => $elements_attr,
'selected_value' => (is_scalar($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_scalar($default_paramv ?? null) ? $default_paramv : null)),
'selected_values' => (is_array($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_array($default_paramv ?? null) ? $default_paramv : null)),
'style_selection' => $style_selection,
]);
if ($wrapped) {
// close the select div wrapper
$html .= '</div>';
}
break;
case 'elements':
// build attributes list
$element_id = 'vik-select-' . static::$instance_counter . '-' . preg_replace("/[^A-Z0-9]+/i", '', $param_name);
$elements_attr = [
'name' => $this->inputName . '[' . $param_name . ']',
];
if ($param_config['multiple'] ?? null) {
$elements_attr['multiple'] = 'multiple';
$elements_attr['name'] .= '[]';
}
$custom_attr = (array) ($param_config['attributes'] ?? []);
unset($custom_attr['id'], $custom_attr['name']);
$elements_attr = array_merge($elements_attr, $custom_attr);
$wrapped = false;
$style_selection = false;
if ($param_config['inline'] ?? true) {
// wrap the select within an additional div
$html .= '<div class="' . (($param_config['multiple'] ?? null) ? 'vbo-multiselect-inline-elems-wrap' : 'vbo-singleselect-inline-elems-wrap') . '">';
$wrapped = true;
$style_selection = (bool) ($param_config['multiple'] ?? null);
} elseif ($param_config['wrapdivcls'] ?? null) {
// wrap the select within a custom div
$html .= '<div class="' . $param_config['wrapdivcls'] . '">';
$wrapped = true;
}
// obtain the necessary HTML code for rendering
$html .= VikBooking::getVboApplication()->renderElementsDropDown([
'id' => $element_id,
'placeholder' => ($param_config['asset_options']['placeholder'] ?? null),
'allow_clear' => ($param_config['asset_options']['allowClear'] ?? $param_config['asset_options']['allow_clear'] ?? null),
'attributes' => $elements_attr,
'element_def_img_uri' => ($param_config['element_def_img_uri'] ?? ''),
'style_selection' => ($param_config['style_selection'] ?? $style_selection),
'selected_value' => (is_scalar($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_scalar($default_paramv ?? null) ? $default_paramv : null)),
'selected_values' => (is_array($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_array($default_paramv ?? null) ? $default_paramv : null)),
], (array) ($param_config['elements'] ?? []), (array) ($param_config['groups'] ?? []));
if ($wrapped) {
// close the select div wrapper
$html .= '</div>';
}
break;
case 'tags':
// build attributes list
$element_id = 'vik-select-' . static::$instance_counter . '-' . preg_replace("/[^A-Z0-9]+/i", '', $param_name);
$elements_attr = [
'name' => $this->inputName . '[' . $param_name . ']',
];
if ($param_config['multiple'] ?? null) {
$elements_attr['multiple'] = 'multiple';
$elements_attr['name'] .= '[]';
}
$custom_attr = (array) ($param_config['attributes'] ?? []);
unset($custom_attr['id'], $custom_attr['name']);
$elements_attr = array_merge($elements_attr, $custom_attr);
$wrapped = false;
$style_selection = (bool) ($param_config['style_selection'] ?? null);
if ($param_config['inline'] ?? true) {
// wrap the select within an additional div
$html .= '<div class="' . (($param_config['multiple'] ?? null) ? 'vbo-multiselect-inline-elems-wrap' : 'vbo-singleselect-inline-elems-wrap') . '">';
$wrapped = true;
$style_selection = (bool) ($param_config['multiple'] ?? null);
} elseif ($param_config['wrapdivcls'] ?? null) {
// wrap the select within a custom div
$html .= '<div class="' . $param_config['wrapdivcls'] . '">';
$wrapped = true;
}
// obtain the necessary HTML code for rendering
$html .= VikBooking::getVboApplication()->renderTagsDropDown([
'id' => $element_id,
'placeholder' => ($param_config['asset_options']['placeholder'] ?? null),
'allow_clear' => ($param_config['asset_options']['allowClear'] ?? $param_config['asset_options']['allow_clear'] ?? null),
'attributes' => $elements_attr,
'selected_value' => (is_scalar($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_scalar($default_paramv ?? null) ? $default_paramv : null)),
'selected_values' => (is_array($this->settings[$param_name] ?? null) ? $this->settings[$param_name] : (is_array($default_paramv ?? null) ? $default_paramv : null)),
'style_selection' => $style_selection,
], (array) ($param_config['tags'] ?? []), (array) ($param_config['groups'] ?? []));
if ($wrapped) {
// close the select div wrapper
$html .= '</div>';
}
break;
case 'datetime':
// build attributes list
$element_id = 'vik-dtp-' . static::$instance_counter . '-' . preg_replace("/[^A-Z0-9]+/i", '', $param_name);
$elements_attr = [
'name' => $this->inputName . '[' . $param_name . ']',
];
$custom_attr = (array) ($param_config['attributes'] ?? []);
unset($custom_attr['id'], $custom_attr['name']);
$elements_attr = array_merge($elements_attr, $custom_attr);
// obtain the necessary HTML code for rendering
$html .= VikBooking::getVboApplication()->renderDateTimePicker([
'id' => $element_id,
'attributes' => $elements_attr,
]);
break;
case 'password':
$html .= '<div class="btn-wrapper input-append">';
$html .= '<input type="password" name="' . $this->inputName . '[' . $param_name . ']" value="'.(isset($this->settings[$param_name]) ? JHtml::fetch('esc_attr', $this->settings[$param_name]) : JHtml::fetch('esc_attr', $default_paramv)).'" size="20"' . $inp_attr . '/>';
$html .= '<button type="button" class="btn btn-primary" onclick="vboParamTogglePwd(this);"><i class="' . VikBookingIcons::i('eye') . '"></i></button>';
$html .= '</div>';
// set flag for JS helper
$this->scripts[] = $param_config['type'];
break;
case 'number':
$number_attr = [];
if (isset($param_config['min'])) {
$number_attr[] = 'min="' . JHtml::fetch('esc_attr', $param_config['min']) . '"';
}
if (isset($param_config['max'])) {
$number_attr[] = 'max="' . JHtml::fetch('esc_attr', $param_config['max']) . '"';
}
if (isset($param_config['step'])) {
$number_attr[] = 'step="' . JHtml::fetch('esc_attr', $param_config['step']) . '"';
}
$html .= '<input type="number" name="' . $this->inputName . '[' . $param_name . ']" value="'.(isset($this->settings[$param_name]) ? JHtml::fetch('esc_attr', $this->settings[$param_name]) : JHtml::fetch('esc_attr', $default_paramv)).'" ' . implode(' ', $number_attr) . $inp_attr . '/>';
break;
case 'textarea':
$html .= '<textarea name="' . $this->inputName . '[' . $param_name . ']"' . $inp_attr . '>'.(isset($this->settings[$param_name]) ? JHtml::fetch('esc_textarea', $this->settings[$param_name]) : JHtml::fetch('esc_textarea', $default_paramv)).'</textarea>';
break;
case 'visual_html':
$tarea_cont = isset($this->settings[$param_name]) ? JHtml::fetch('esc_textarea', $this->settings[$param_name]) : JHtml::fetch('esc_textarea', $default_paramv);
$tarea_attr = isset($param_config['attributes']) && is_array($param_config['attributes']) ? $param_config['attributes'] : [];
$editor_opts = isset($param_config['editor_opts']) && is_array($param_config['editor_opts']) ? $param_config['editor_opts'] : [];
$editor_btns = isset($param_config['editor_btns']) && is_array($param_config['editor_btns']) ? $param_config['editor_btns'] : [];
$html .= VikBooking::getVboApplication()->renderVisualEditor($this->inputName . '[' . $param_name . ']', $tarea_cont, $tarea_attr, $editor_opts, $editor_btns);
break;
case 'codemirror':
$editor = JEditor::getInstance('codemirror');
$e_options = isset($param_config['options']) && is_array($param_config['options']) ? $param_config['options'] : [];
$e_name = $this->inputName . '[' . $param_name . ']';
$e_value = isset($this->settings[$param_name]) ? $this->settings[$param_name] : $default_paramv;
$e_width = isset($e_options['width']) ? $e_options['width'] : '100%';
$e_height = isset($e_options['height']) ? $e_options['height'] : 300;
$e_col = isset($e_options['col']) ? $e_options['col'] : 70;
$e_row = isset($e_options['row']) ? $e_options['row'] : 20;
$e_buttons = isset($e_options['buttons']) ? (bool)$e_options['buttons'] : true;
$e_id = isset($e_options['id']) ? $e_options['id'] : $this->inputName . '_' . $param_name;
$e_params = isset($e_options['params']) && is_array($e_options['params']) ? $e_options['params'] : [];
if (interface_exists('Throwable')) {
/**
* With PHP >= 7 supporting throwable exceptions for Fatal Errors
* we try to avoid issues with third party plugins that make use
* of the WP native function get_current_screen().
*
* @wponly
*/
try {
$html .= $editor->display($e_name, $e_value, $e_width, $e_height, $e_col, $e_row, $e_buttons, $e_id, $e_asset = null, $e_autor = null, $e_params);
} catch (Throwable $t) {
$html .= $t->getMessage() . ' in ' . $t->getFile() . ':' . $t->getLine() . '<br/>';
$html .= '<textarea name="' . $this->inputName . '[' . $param_name . ']"' . $inp_attr . '>' . (isset($this->settings[$param_name]) ? JHtml::fetch('esc_textarea', $this->settings[$param_name]) : JHtml::fetch('esc_textarea', $default_paramv)) . '</textarea>';
}
} else {
$html .= $editor->display($e_name, $e_value, $e_width, $e_height, $e_col, $e_row, $e_buttons, $e_id, $e_asset = null, $e_autor = null, $e_params);
}
break;
case 'hidden':
$html .= '<input type="hidden" name="' . $this->inputName . '[' . $param_name . ']" value="'.(isset($this->settings[$param_name]) ? JHtml::fetch('esc_attr', $this->settings[$param_name]) : JHtml::fetch('esc_attr', $default_paramv)).'"' . $inp_attr . '/>';
break;
case 'checkbox':
// always display a hidden input value turned off before the actual checkbox to support the "off" (0) status
$html .= '<input type="hidden" name="' . $this->inputName . '[' . $param_name . ']" value="0" />';
$html .= VikBooking::getVboApplication()->printYesNoButtons($this->inputName . '['.$param_name.']', JText::translate('VBYES'), JText::translate('VBNO'), (isset($this->settings[$param_name]) ? (int)$this->settings[$param_name] : (int)$default_paramv), 1, 0);
break;
case 'calendar':
$e_options = isset($param_config['options']) && is_array($param_config['options']) ? $param_config['options'] : [];
$e_id = isset($e_options['id']) ? $e_options['id'] : $this->inputName . '_' . $param_name;
$html .= VikBooking::getVboApplication()->getCalendar($this->settings[$param_name] ?? $default_paramv, $this->inputName . '['.$param_name.']', $e_id, $e_options['df'] ?? null, $e_options['attributes'] ?? []);
break;
default:
$html .= '<input type="text" name="' . $this->inputName . '[' . $param_name . ']" value="'.(isset($this->settings[$param_name]) ? JHtml::fetch('esc_attr', $this->settings[$param_name]) : JHtml::fetch('esc_attr', $default_paramv)).'" size="20"' . $inp_attr . '/>';
break;
}
return $html;
}
}