/**
* Renders block content
*
* @static
*
* @param array $block Block data for rendering content
* @param array $params Parameters of rendering:
* * use_cache - Whether to use cache
* * parse_js - Whether to move inline JS of the block to the bottom of the page
*
* @return string HTML code of rendered block content
*/
public static function renderBlockContent($block, $params = array())
{
$default_params = array('use_cache' => true, 'parse_js' => true);
$params = array_merge($default_params, $params);
// Do not render block if it disabled in the frontend
if (isset($block['is_disabled']) && $block['is_disabled']) {
return '';
}
$smarty = \Tygh::$app['view'];
$smarty_original_vars = $smarty->getTemplateVars();
$display_this_block = true;
self::_assignBlockSettingsToTemplate($block);
// Assign block data from DB
$smarty->assign('block', $block);
$theme_path = self::getCustomerThemePath();
$block_schema = SchemesManager::getBlockScheme($block['type'], array());
$grid_id = empty($block['grid_id']) ? 0 : $block['grid_id'];
$cache_key = "block_content_{$block['block_id']}_{$block['snapping_id']}_{$block['type']}_{$grid_id}";
if (!empty($block['object_id']) && !empty($block['object_type'])) {
$cache_key .= "_{$block['object_id']}_{$block['object_type']}";
}
$cache_this_block = $params['use_cache'] && self::allowCache();
if ($cache_this_block && isset($block['content']['items']['filling']) && isset($block_schema['content']['items']['fillings'][$block['content']['items']['filling']]['disable_cache'])) {
$cache_this_block = !$block_schema['content']['items']['fillings'][$block['content']['items']['filling']]['disable_cache'];
}
/**
* Determines flags for Cache
*
* @param array $block Block data
* @param string $cache_key Generated name of cache
* @param array $block_schema Block schema
* @param bool $cache_this_block Flag to register cache
* @param bool $display_this_block Flag to display block
*/
fn_set_hook('render_block_register_cache', $block, $cache_key, $block_schema, $cache_this_block, $display_this_block);
if ($cache_this_block) {
// We need an extra data to cache Inline JavaScript
$smarty->assign('block_cache_name', $cache_key);
// Check whether cache was registered successfully
$cache_this_block = self::registerBlockCacheIfNeeded($cache_key, $block_schema, $block);
} else {
$smarty->clearAssign('block_cache_name');
}
$smarty->assign('block_rendering', true);
$smarty->assign('block_parse_js', $params['parse_js']);
// We should load only when cache record exists
$load_block_from_cache = $cache_this_block && Registry::isExist($cache_key);
$block_content = '';
// Block content is found at cache and should be loaded out of there
if ($load_block_from_cache) {
$cached_content = Registry::get($cache_key);
$block_content = $cached_content['content'];
if (!empty($cached_content['javascript'])) {
$repeat = false;
$smarty->loadPlugin('smarty_block_inline_script');
smarty_block_inline_script(array(), $cached_content['javascript'], $smarty, $repeat);
}
Debugger::blockFoundAtCache($block['block_id']);
} else {
if ($block['type'] == Block::TYPE_MAIN) {
$block_content = self::_renderMainContent();
} else {
$title = $block['name'];
if (Registry::get('runtime.customization_mode.live_editor')) {
$le_block_types = fn_get_schema('customization', 'live_editor_block_types');
if (!empty($le_block_types[$block['type']]) && !empty($le_block_types[$block['type']]['name'])) {
$title = sprintf('<span data-ca-live-editor-obj="block:name:%s">%s</span>', $block['block_id'], $title);
}
}
$smarty->assign('title', $title);
if (!empty($block_schema['content'])) {
$all_values_are_empty = true;
foreach ($block_schema['content'] as $template_variable => $field) {
/**
* Actions before render any variable of block content
*
* @param string $template_variable name of current block content variable
* @param array $field Scheme of this content variable from block scheme content section
* @param array $block_schema block scheme
* @param array $block Block data
*/
fn_set_hook('render_block_content_pre', $template_variable, $field, $block_schema, $block);
$value = self::getValue($template_variable, $field, $block_schema, $block);
if ($all_values_are_empty && !empty($value)) {
$all_values_are_empty = false;
}
$smarty->assign($template_variable, $value);
}
// We shouldn't display block which content variables are all empty
$display_this_block = $display_this_block && !$all_values_are_empty;
}
// Assign block data from scheme
$smarty->assign('block_scheme', $block_schema);
if ($display_this_block && file_exists($theme_path . $block['properties']['template'])) {
$block_content = $smarty->fetch($block['properties']['template']);
}
}
if (!empty($block['wrapper']) && file_exists($theme_path . $block['wrapper']) && $display_this_block) {
$smarty->assign('content', $block_content);
if ($block['type'] == Block::TYPE_MAIN) {
$smarty->assign('title', !empty(\Smarty::$_smarty_vars['capture']['mainbox_title']) ? \Smarty::$_smarty_vars['capture']['mainbox_title'] : '', false);
}
$block_content = $smarty->fetch($block['wrapper']);
} else {
$smarty->assign('content', $block_content);
$block_content = $smarty->fetch('views/block_manager/render/block.tpl');
}
fn_set_hook('render_block_content_after', $block_schema, $block, $block_content);
// Save block contents to cache
if ($cache_this_block && $display_this_block) {
$cached_content = Registry::get($cache_key);
$cached_content['content'] = $block_content;
Registry::set($cache_key, $cached_content);
}
}
$wrap_id = $smarty->getTemplateVars('block_wrap');
$smarty->clearAllAssign();
$smarty->assign($smarty_original_vars);
// restore original vars
\Smarty::$_smarty_vars['capture']['title'] = null;
if ($display_this_block == true) {
if (!empty($wrap_id)) {
$block_content = '<div id="' . $wrap_id . '">' . $block_content . '<!--' . $wrap_id . '--></div>';
}
return trim($block_content);
} else {
return '';
}
}
