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<?php |
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/** |
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* @package FireBox |
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* @version 3.1.12 Free |
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* |
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* @author FirePlugins <info@fireplugins.com> |
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* @link https://www.fireplugins.com |
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* @copyright Copyright © 2026 FirePlugins All Rights Reserved |
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* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later |
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*/ |
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|
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namespace FireBox\Core\FB; |
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|
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if (!defined('ABSPATH')) |
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{ |
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exit; // Exit if accessed directly. |
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} |
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|
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class BoxBlocksParser |
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{ |
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public function __construct() |
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{ |
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add_filter('render_block', [$this, 'parse_block'], 10, 2); |
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} |
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|
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/** |
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* Single entry point for all render_block work on this class. Bails immediately |
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* when the block carries none of our FireBox attributes, before any preg_ / |
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* get_post_type() work runs for every block on the page. |
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* |
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* @param string $block_content |
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* @param array $block |
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* |
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* @return string |
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*/ |
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public function parse_block($block_content, $block) |
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{ |
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if (empty($block['attrs']) || !$this->hasFireBoxAttrs($block['attrs'])) |
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{ |
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return $block_content; |
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} |
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|
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$block_content = $this->maybe_load_block_extension_script($block_content, $block); |
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$block_content = $this->modify_block_output($block_content, $block); |
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|
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return $block_content; |
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} |
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|
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/** |
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* Whether the block's attributes contain any FireBox-specific key. |
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* |
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* @param array $attrs |
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* |
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* @return bool |
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*/ |
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private function hasFireBoxAttrs($attrs) |
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{ |
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return isset($attrs['dataFBoxOnClick']) || isset($attrs['dataFBoxOnClickURLAddParameters']); |
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} |
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|
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public function maybe_load_block_extension_script($block_content, $block) |
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{ |
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if (isset($block['attrs']['dataFBoxOnClick']) && in_array($block['attrs']['dataFBoxOnClick'], ['copy_clipboard', 'download_file'])) |
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{ |
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wp_enqueue_style( |
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'firebox-block-extensions', |
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FBOX_MEDIA_PUBLIC_URL . 'css/block_extensions.css', |
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[], |
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FBOX_VERSION |
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); |
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wp_enqueue_script( |
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'firebox-block-extensions', |
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FBOX_MEDIA_PUBLIC_URL . 'js/block_extensions.js', |
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[], |
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FBOX_VERSION, |
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true |
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); |
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} |
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|
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return $block_content; |
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} |
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|
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/** |
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* Filters the block output by appending out custom data attributes |
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* on our supported blocks |
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* |
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* @param string $block_content |
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* @param array $block |
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* |
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* @return string |
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*/ |
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public function modify_block_output($block_content, $block) |
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{ |
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$atts = $this->getBlockAttributes($block); |
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if (!$atts['utmParamsEnabled']) |
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{ |
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return $block_content; |
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} |
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|
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if (!isset($block['blockName'])) |
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{ |
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return $block_content; |
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} |
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|
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$blockName = $block['blockName']; |
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|
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$parsable_blocks = [ |
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'firebox/button', |
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'firebox/image', |
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'core/button', |
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'core/image' |
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]; |
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|
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if (!in_array($blockName, $parsable_blocks)) |
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{ |
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return $block_content; |
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} |
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|
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// Check if href attribute contains ? then prefix is & else prefix is ?, use regex |
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$utmPrefix = preg_match('/href="([^"]*)\?/', $block_content) ? '&' : '?'; |
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|
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// Find utm_content |
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$utmContent = ''; |
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if ($blockName === 'core/button') |
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{ |
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$utmContent = trim(wp_strip_all_tags($block['innerHTML'])); |
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} |
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else if ($blockName === 'firebox/button') |
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{ |
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$utmContent = isset($block['attrs']['text']) ? trim(wp_strip_all_tags($block['attrs']['text'])) : ''; |
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} |
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else if ($blockName === 'core/image') |
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{ |
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// Get the src attribute value from $block['innerHTML'] using regex |
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$utmContent = preg_match('/src="([^"]*)"/', $block['innerHTML'], $matches) ? $matches[1] : ''; |
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} |
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else if ($blockName === 'firebox/image') |
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{ |
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$utmContent = isset($block['attrs']['image']['desktop']['url']) ? $block['attrs']['image']['desktop']['url'] : ''; |
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} |
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|
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// Get the UTM Parameters |
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$utmParams = $utmPrefix . 'utm_source=' . get_post_type() . '&utm_medium=' . $blockName . '&utm_campaign=' . get_the_title() . '&utm_content=' . $utmContent; |
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|
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// Find the href attribute and append to it the utm params |
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$block_content = preg_replace('/href="([^"]*)"/', 'href="$1' . $utmParams . '"', $block_content); |
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|
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return $block_content; |
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} |
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|
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/** |
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* Retrieves the block attributes |
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* |
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* @param array $block |
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* |
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* @return array |
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*/ |
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private function getBlockAttributes($block) |
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{ |
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$atts = [ |
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'utmParamsEnabled' => false |
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]; |
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|
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if (isset($block['attrs']['dataFBoxOnClickURLAddParameters']) && $block['attrs']['dataFBoxOnClickURLAddParameters']) |
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{ |
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$atts['utmParamsEnabled'] = true; |
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} |
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|
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return $atts; |
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} |
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} |
