ivyforms / backend / src / Common / Helpers / FormPreviewHelper.php

FormPreviewHelper.php in The Innovative Form Builder – IvyForms 1.4, at backend/src/Common/Helpers/FormPreviewHelper.php

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1	<?php
2
3	/**
4	* FormPreviewHelper - Shared helper for generating form preview data
5	*
6	* Used by both Gutenberg and Elementor integrations for editor preview rendering.
7	*
8	* @copyright © Melograno Venture Studio. All rights reserved.
9	* @licence See LICENCE.md for license details.
10	*/
11
12	namespace IvyForms\Common\Helpers;
13
14	// phpcs:disable PSR1.Files.SideEffects
15	if (!defined('ABSPATH')) {
16	exit; // Exit if accessed directly
17	}
18
19	use IvyForms\Services\Shortcode\ShortcodeService;
20
21	/**
22	* Class FormPreviewHelper
23	*
24	* Generates form data JSON and embedded script tags for editor previews
25	*
26	* @package IvyForms\Common\Helpers
27	*/
28	class FormPreviewHelper
29	{
30	/**
31	* Generate embedded form data JSON for data attribute
32	*
33	* @param int $formId
34	* @return string
35	*/
36	public static function generateFormDataJson(int $formId): string
37	{
38	if (empty(ShortcodeService::$formList)) {
39	return '';
40	}
41
42	$formDataMap = self::filterFormListById($formId);
43	if (empty($formDataMap)) {
44	return '';
45	}
46
47	$json = wp_json_encode($formDataMap);
48	return $json !== false ? $json : '';
49	}
50
51	/**
52	* Generate embedded JSON script blocks
53	*
54	* @param int $formId
55	* @return string
56	*/
57	public static function generateJsonScripts(int $formId): string
58	{
59	if (empty(ShortcodeService::$formList)) {
60	return '';
61	}
62
63	$scripts = '';
64	foreach (ShortcodeService::$formList as $counterKey => $payload) {
65	if (isset($payload['id']) && (int)$payload['id'] === (int)$formId) {
66	$scripts .= self::buildScriptTag($counterKey, $payload);
67	}
68	}
69
70	return $scripts;
71	}
72
73	/**
74	* Build a single JSON script tag
75	*
76	* @param string $counterKey
77	* @param array<string, mixed> $payload
78	* @return string
79	*/
80	private static function buildScriptTag(string $counterKey, array $payload): string
81	{
82	$json = wp_json_encode($payload);
83	$json = str_replace('</script>', '<\/script>', $json);
84	return '<script type="application/json" class="ivyforms-ssr-data"'
85	. ' data-ivyforms-counter="' . esc_attr($counterKey) . '">'
86	. $json . '</script>';
87	}
88
89	/**
90	* Filter form list by form ID
91	*
92	* @param int $formId
93	* @return array<string, mixed>
94	*/
95	private static function filterFormListById(int $formId): array
96	{
97	$formDataMap = [];
98	foreach (ShortcodeService::$formList as $counterKey => $payload) {
99	if (isset($payload['id']) && (int)$payload['id'] === (int)$formId) {
100	$formDataMap[$counterKey] = $payload;
101	}
102	}
103	return $formDataMap;
104	}
105	}
106