AbstractFormRenderer::processFields() - Code Metrics - delboy1978uk/form - Measure and Improve Code Quality continuously with Scrutinizer

AbstractFormRenderer::processFields() A
last analyzed 2025-10-30 15:57 UTC

↳ Parent: AbstractFormRenderer

Complexity

Conditions	3
Paths	3

Size

Total Lines	15
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	3

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	10
c	1
b	0
f	0
dl	0
loc	15
ccs	11
cts	11
cp	1
rs	9.9332
cc	3
nc	3
nop	2
crap	3

<?php

declare(strict_types=1);

namespace Del\Form\Renderer;

use Del\Form\Collection\FieldCollection;
use Del\Form\AbstractForm;
use Del\Form\Field\FieldInterface;
use Del\Form\FormInterface;
use Del\Form\Renderer\Error\DefaultErrorRender;
use Del\Form\Renderer\Error\ErrorRendererInterface;
use Del\Form\Traits\HasDomTrait;
use DOMDocument;
use DOMElement;

abstract class AbstractFormRenderer implements FormRendererInterface
{
    use HasDomTrait;

    protected DOMElement $form;
    protected bool $displayErrors;
    protected ErrorRendererInterface $errorRenderer;
    protected DOMElement $label;
    protected mixed $element;
    protected ?DOMElement $errors = null;
    protected DOMElement $block;
    protected DOMElement $dynamicContainerBlock;
    protected FieldInterface $field;
    private bool $includeDynamicFormJavascript = false;
    private string $dynamicFormParentName = '';
    private bool $dynamicFormVisible = false;

    public function __construct()
    {
        $this->resetDom();
    }

    private function resetDom(): void
    {
        $this->setDom(new DOMDocument());
        $this->form = $this->getDom()->createElement('form');
        $this->errorRenderer = new DefaultErrorRender($this->dom);
    }

    public function render(FormInterface $form, $displayErrors = true): string
    {
        $this->displayErrors = $displayErrors;
        $this->setFormAttributes($form);

        $fields = $form->getFields();
        $this->processFields($fields);

        $this->getDom()->appendChild($this->form);
        $html = $this->getDom()->saveHTML();
        $this->resetDom();

        $html .= $this->addDynamicFormJavascript();

        return $html;
    }

    private function setFormAttributes(FormInterface $form): void
    {
        $attributes = $form->getAttributes();
        foreach ($attributes as $key => $value) {
            $this->form->setAttribute($key, $value);
        }

        // set Id as name or method as post if not set
        $method = $this->getMethod($form);
        $id = $this->getId($form);

        $this->form->setAttribute('id', $id);
        $this->form->setAttribute('method', $method);
    }

    private function getMethod(FormInterface $form): string
    {
        return $form->getMethod() ?: AbstractForm::METHOD_POST;
    }

    private function getId(FormInterface $form): string
    {
        return $form->getId() ?: $this->form->getAttribute('name');
    }

    private function processFields(FieldCollection $fields, $dynamicTriggerValue = null): void
    {
        $count = $fields->count();
        $x = 1;
        $fields->rewind();

        while ($fields->valid()) {
            $this->field = $fields->current();
            $finaliseDynamicBlock = ($x == $count) ? true : false;
            $this->renderField($dynamicTriggerValue, $finaliseDynamicBlock);
            $x++;
            $fields->next();
        }

        $fields->rewind();
    }

    public function renderField($dynamicTriggerValue = null, $finaliseDynamicBlock = false): void
    {
        $this->createNewDynamicContainerBlockIfNeeded($dynamicTriggerValue);

        $this->block = $this->createElement('div');
        $this->label = $this->renderFieldLabel();
        $this->element = $this->field->getRenderer()->render($this->dom, $this->field);
        $this->errors = $this->field->isValid() ? null : $this->renderError();
        $this->block = $this->renderFieldBlock();

        is_null($dynamicTriggerValue)
            ? $this->form->appendChild($this->block)
            : $this->dynamicContainerBlock->appendChild($this->block);

        $this->dynamicFormCheck();
        $this->finaliseDynamicBlockIfNeeded($finaliseDynamicBlock);
    }

    private function createNewDynamicContainerBlockIfNeeded($dynamicTriggerValue): void
    {
        if (!isset($this->dynamicContainerBlock) && $dynamicTriggerValue !== null) {
            $this->dynamicContainerBlock = $this->createElement('div');
            $this->dynamicContainerBlock->setAttribute('data-dynamic-form', $this->dynamicFormParentName);
            $this->dynamicContainerBlock->setAttribute('data-dynamic-form-trigger-value', (string) $dynamicTriggerValue);
            $this->dynamicContainerBlock->setAttribute('class', 'dynamic-form-block trigger'.$this->dynamicFormParentName);
            $this->dynamicContainerBlock->setAttribute('id', $this->dynamicFormParentName.$dynamicTriggerValue);
            $this->dynamicFormVisible === false ? $this->dynamicContainerBlock->setAttribute('style', 'display: none;') : null;
        }
    }

    /**
     *  Checks current field being processed for dynamic sub forms
     */
    private function dynamicFormCheck(): void
    {
        if ($this->field->hasDynamicForms()) {
            $this->dynamicFormParentName = $this->field->getName();
            $value = $this->field->getValue();
            $forms = $this->field->getDynamicForms();
            $this->includeDynamicFormJavascript = true;
            foreach ($forms as $dynamicTriggerValue => $form) {
                $this->dynamicFormVisible = ($value == $dynamicTriggerValue);
                $dynamicFields = $form->getFields();
                $this->processFields($dynamicFields, $dynamicTriggerValue);
            }
            unset($this->dynamicFormParentName);
        }
    }

    private function finaliseDynamicBlockIfNeeded(bool $finaliseDynamicBlock)
    {
        if (isset($this->dynamicContainerBlock) && $finaliseDynamicBlock === true) {
            $this->form->appendChild($this->dynamicContainerBlock);
            unset($this->dynamicContainerBlock);
        }
    }

    public function renderError(): ?DOMElement
    {
        $errorBlock = null;

        if ($this->errorRenderer->shouldRender($this->field) && $this->displayErrors === true) {
            $this->block->setAttribute('class', 'has-error ');
            $errorBlock = $this->errorRenderer->render($this->field);
        }

        return $errorBlock;
    }

    protected function createLabelElement(): DOMElement
    {
        $label = $this->createElement('label');
        $label->setAttribute('for', $this->field->getId() ?? '');
        if ($this->field->isRequired()) {
            $label = $this->addRequiredAsterisk($label);
        }
        return $label;
    }

    public function addRequiredAsterisk(DomElement $label): DomElement
    {
        $span = $this->createElement('span');
        $span->setAttribute('class', 'text-danger');
        $text = $this->createText('* ');
        $span->appendChild($text);
        $label->appendChild($span);
        return $label;
    }

    private function addDynamicFormJavascript(): string
    {
        if ($this->includeDynamicFormJavascript === true) {
            return "<script type=\"text/javascript\">
                $(document).ready(function(){
                    $('.dynamic-form-block').each(function(){
                        var Id = $(this).prop('id');
                        var parentField = $(this).attr('data-dynamic-form');
                        var parentValue = $(this).attr('data-dynamic-form-trigger-value');
            
                        $('input[name=\"'+parentField+'\"]').change(function(){
                            var val = $(this).val();
                            if (val == parentValue) {
                                $('.trigger'+parentField).each(function(){
                                    $(this).attr('style', 'display: none;');
                                });
                                $('#'+Id).attr('style', 'display: block;');
                            }
                        });
                    });
                });
            </script>
            ";
        }
        return '';
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Del\Form\Renderer;
6
7		use Del\Form\Collection\FieldCollection;
8		use Del\Form\AbstractForm;
9		use Del\Form\Field\FieldInterface;
10		use Del\Form\FormInterface;
11		use Del\Form\Renderer\Error\DefaultErrorRender;
12		use Del\Form\Renderer\Error\ErrorRendererInterface;
13		use Del\Form\Traits\HasDomTrait;
14		use DOMDocument;
15		use DOMElement;
16
17		abstract class AbstractFormRenderer implements FormRendererInterface
18		{
19		use HasDomTrait;
20
21		protected DOMElement $form;
22		protected bool $displayErrors;
23		protected ErrorRendererInterface $errorRenderer;
24		protected DOMElement $label;
25		protected mixed $element;
26		protected ?DOMElement $errors = null;
27		protected DOMElement $block;
28		protected DOMElement $dynamicContainerBlock;
29		protected FieldInterface $field;
30		private bool $includeDynamicFormJavascript = false;
31		private string $dynamicFormParentName = '';
32		private bool $dynamicFormVisible = false;
33
34	69	public function __construct()
35		{
36	69	$this->resetDom();
37		}
38
39	69	private function resetDom(): void
40		{
41	69	$this->setDom(new DOMDocument());
42	69	$this->form = $this->getDom()->createElement('form');
43	69	$this->errorRenderer = new DefaultErrorRender($this->dom);
44		}
45
46	38	public function render(FormInterface $form, $displayErrors = true): string
47		{
48	38	$this->displayErrors = $displayErrors;
49	38	$this->setFormAttributes($form);
50
51	38	$fields = $form->getFields();
52	38	$this->processFields($fields);
53
54	30	$this->getDom()->appendChild($this->form);
55	30	$html = $this->getDom()->saveHTML();
56	30	$this->resetDom();
57
58	30	$html .= $this->addDynamicFormJavascript();
59
60	30	return $html;
61		}
62
63	38	private function setFormAttributes(FormInterface $form): void
64		{
65	38	$attributes = $form->getAttributes();
66	38	foreach ($attributes as $key => $value) {
67	38	$this->form->setAttribute($key, $value);
68		}
69
70		// set Id as name or method as post if not set
71	38	$method = $this->getMethod($form);
72	38	$id = $this->getId($form);
73
74	38	$this->form->setAttribute('id', $id);
75	38	$this->form->setAttribute('method', $method);
76		}
77
78	38	private function getMethod(FormInterface $form): string
79		{
80	38	return $form->getMethod() ?: AbstractForm::METHOD_POST;
81		}
82
83	38	private function getId(FormInterface $form): string
84		{
85	38	return $form->getId() ?: $this->form->getAttribute('name');
86		}
87
88	38	private function processFields(FieldCollection $fields, $dynamicTriggerValue = null): void
89		{
90	38	$count = $fields->count();
91	38	$x = 1;
92	38	$fields->rewind();
93
94	38	while ($fields->valid()) {
95	36	$this->field = $fields->current();
96	36	$finaliseDynamicBlock = ($x == $count) ? true : false;
97	36	$this->renderField($dynamicTriggerValue, $finaliseDynamicBlock);
98	28	$x++;
99	28	$fields->next();
100		}
101
102	30	$fields->rewind();
103		}
104
105	36	public function renderField($dynamicTriggerValue = null, $finaliseDynamicBlock = false): void
106		{
107	36	$this->createNewDynamicContainerBlockIfNeeded($dynamicTriggerValue);
108
109	36	$this->block = $this->createElement('div');
110	36	$this->label = $this->renderFieldLabel();
111	36	$this->element = $this->field->getRenderer()->render($this->dom, $this->field);
112	28	$this->errors = $this->field->isValid() ? null : $this->renderError();
113	28	$this->block = $this->renderFieldBlock();
114
115	28	is_null($dynamicTriggerValue)
116	28	? $this->form->appendChild($this->block)
117	1	: $this->dynamicContainerBlock->appendChild($this->block);
118
119	28	$this->dynamicFormCheck();
120	28	$this->finaliseDynamicBlockIfNeeded($finaliseDynamicBlock);
121		}
122
123	36	private function createNewDynamicContainerBlockIfNeeded($dynamicTriggerValue): void
124		{
125	36	if (!isset($this->dynamicContainerBlock) && $dynamicTriggerValue !== null) {
126	1	$this->dynamicContainerBlock = $this->createElement('div');
127	1	$this->dynamicContainerBlock->setAttribute('data-dynamic-form', $this->dynamicFormParentName);
128	1	$this->dynamicContainerBlock->setAttribute('data-dynamic-form-trigger-value', (string) $dynamicTriggerValue);
129	1	$this->dynamicContainerBlock->setAttribute('class', 'dynamic-form-block trigger'.$this->dynamicFormParentName);
130	1	$this->dynamicContainerBlock->setAttribute('id', $this->dynamicFormParentName.$dynamicTriggerValue);
131	1	$this->dynamicFormVisible === false ? $this->dynamicContainerBlock->setAttribute('style', 'display: none;') : null;
132		}
133		}
134
135		/**
136		* Checks current field being processed for dynamic sub forms
137		*/
138	28	private function dynamicFormCheck(): void
139		{
140	28	if ($this->field->hasDynamicForms()) {
141	1	$this->dynamicFormParentName = $this->field->getName();
142	1	$value = $this->field->getValue();
143	1	$forms = $this->field->getDynamicForms();
144	1	$this->includeDynamicFormJavascript = true;
145	1	foreach ($forms as $dynamicTriggerValue => $form) {
146	1	$this->dynamicFormVisible = ($value == $dynamicTriggerValue);
147	1	$dynamicFields = $form->getFields();
148	1	$this->processFields($dynamicFields, $dynamicTriggerValue);
149		}
150	1	unset($this->dynamicFormParentName);
151		}
152		}
153
154	28	private function finaliseDynamicBlockIfNeeded(bool $finaliseDynamicBlock)
155		{
156	28	if (isset($this->dynamicContainerBlock) && $finaliseDynamicBlock === true) {
157	1	$this->form->appendChild($this->dynamicContainerBlock);
158	1	unset($this->dynamicContainerBlock);
159		}
160		}
161
162	6	public function renderError(): ?DOMElement
163		{
164	6	$errorBlock = null;
165
166	6	if ($this->errorRenderer->shouldRender($this->field) && $this->displayErrors === true) {
167	4	$this->block->setAttribute('class', 'has-error ');
168	4	$errorBlock = $this->errorRenderer->render($this->field);
169		}
170
171	6	return $errorBlock;
172		}
173
174	36	protected function createLabelElement(): DOMElement
175		{
176	36	$label = $this->createElement('label');
177	36	$label->setAttribute('for', $this->field->getId() ?? '');
178	36	if ($this->field->isRequired()) {
179	6	$label = $this->addRequiredAsterisk($label);
180		}
181	36	return $label;
182		}
183
184	6	public function addRequiredAsterisk(DomElement $label): DomElement
185		{
186	6	$span = $this->createElement('span');
187	6	$span->setAttribute('class', 'text-danger');
188	6	$text = $this->createText('* ');
189	6	$span->appendChild($text);
190	6	$label->appendChild($span);
191	6	return $label;
192		}
193
194	30	private function addDynamicFormJavascript(): string
195		{
196	30	if ($this->includeDynamicFormJavascript === true) {
197	1	return "<script type=\"text/javascript\">
198		$(document).ready(function(){
199		$('.dynamic-form-block').each(function(){
200		var Id = $(this).prop('id');
201		var parentField = $(this).attr('data-dynamic-form');
202		var parentValue = $(this).attr('data-dynamic-form-trigger-value');
203
204		$('input[name=\"'+parentField+'\"]').change(function(){
205		var val = $(this).val();
206		if (val == parentValue) {
207		$('.trigger'+parentField).each(function(){
208		$(this).attr('style', 'display: none;');
209		});
210		$('#'+Id).attr('style', 'display: block;');
211		}
212		});
213		});
214		});
215		</script>
216	1	";
217		}
218	29	return '';
219		}
220		}
221

delboy1978uk / form

AbstractFormRenderer::processFields() A last analyzed 2025-10-30 15:57 UTC

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AbstractFormRenderer::processFields() A
last analyzed 2025-10-30 15:57 UTC