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<?php |
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namespace kalanis\kw_forms\Controls; |
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use kalanis\kw_forms\Exceptions\RenderException; |
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use kalanis\kw_forms\Interfaces\IWrapper; |
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use kalanis\kw_rules\Exceptions\RuleException; |
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use kalanis\kw_rules\Interfaces; |
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use kalanis\kw_rules\Rules; |
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use kalanis\kw_rules\TRules; |
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use kalanis\kw_templates\Interfaces\IHtmlElement; |
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use kalanis\kw_templates\HtmlElement\THtmlElement; |
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/** |
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* Class AControl |
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* @package kalanis\kw_forms\Controls |
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* Abstraction of control entry - which will be rendered |
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* Implementing IValidate because kw_rules are really independent |
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*/ |
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abstract class AControl implements Interfaces\IValidate, IHtmlElement, IWrapper |
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{ |
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use THtmlElement; |
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use TKey; |
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use TLabel; |
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use TValue; |
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use TRules; |
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use TWrappers; |
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/** @var string|int|float|bool|null */ |
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protected $originalValue = null; |
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// sprintf: 1 value, 2 attributes, 3 children |
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protected string $templateInput = ''; |
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protected static bool $escapeOutput = true; |
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/** |
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* @param string|int|bool|null $can |
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*/ |
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public static function escapeOutput($can = null): void |
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{ |
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static::$escapeOutput = !empty($can); |
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} |
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protected function whichRulesFactory(): Interfaces\IRuleFactory |
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{ |
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return new Rules\Factory(); |
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} |
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/** |
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* @param string $key |
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* @param string|int|float|bool|null $originalValue |
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* @param string $label |
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* @return $this |
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*/ |
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public function setEntry(string $key, $originalValue = null, string $label = ''): self |
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{ |
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$this->setKey($key); |
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$this->originalValue = $originalValue; |
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$this->setLabel($label); |
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$this->template = $this->fillTemplate(); |
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return $this; |
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} |
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/** |
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* Because filling main template throws an error |
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* 1 label, 2 input, 3 errors |
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* @return string |
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*/ |
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protected function fillTemplate(): string |
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{ |
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return '%1$s %2$s %3$s'; |
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} |
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/** |
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* @throws RenderException |
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* @return string |
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*/ |
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public function render(): string |
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{ |
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return sprintf($this->template, $this->renderLabel(), $this->renderInput(), $this->renderErrors([])); |
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} |
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/** |
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* Render label on form control |
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* @param string|string[] $attributes |
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* @throws RenderException |
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* @return string |
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*/ |
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public function renderLabel($attributes = []): string |
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{ |
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if ($this->label) { |
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return $this->wrapIt(sprintf($this->templateLabel, $this->getAttribute('id'), $this->escaped(strval($this->getLabel())), $this->renderAttributes($attributes)), $this->wrappersLabel); |
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} |
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return ''; |
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} |
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/** |
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* Return input entry in HTML |
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* @param string|string[]|array|null $attributes |
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* @throws RenderException |
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* @return string |
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*/ |
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public function renderInput($attributes = null): string |
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{ |
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$this->addAttributes($attributes); |
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if (!empty($this->value) && ($this->value != $this->originalValue)) { |
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$value = $this->value; |
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} else { |
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$value = $this->originalValue; |
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} |
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$this->setAttribute('name', $this->getKey()); |
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return $this->wrapIt(sprintf($this->templateInput, $this->escaped(strval($value)), $this->renderAttributes(), $this->renderChildren()), $this->wrappersInput); |
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} |
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/** |
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* Return errors over entry which happened |
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* @param array<RuleException> $errors |
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* @throws RenderException |
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* @return string |
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*/ |
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public function renderErrors($errors): string |
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{ |
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$return = ''; |
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foreach ($errors as $error) { |
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$return .= $this->wrapIt(sprintf($this->templateError, $this->escaped($error->getMessage())), $this->wrappersError); |
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} |
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return empty($return) ? '' : $this->wrapIt($return, $this->wrappersErrors); |
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} |
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public function inherit(IHtmlElement $child): IHtmlElement |
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{ |
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$child->addAttributes($this->getAttributes()); |
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$child->setChildren($this->getChildren()); |
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if ($child instanceof IWrapper) { |
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if (!empty($this->wrappersChild)) { |
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$child->addWrapper($this->wrappersChild); |
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} |
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if (!empty($this->wrappersErrors)) { |
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$child->addWrapperErrors($this->wrappersErrors); |
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} |
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if (!empty($this->wrappersError)) { |
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$child->addWrapperError($this->wrappersError); |
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} |
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if (!empty($this->wrappersInput)) { |
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$child->addWrapperInput($this->wrappersInput); |
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} |
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if (!empty($this->wrappersLabel)) { |
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$child->addWrapperLabel($this->wrappersLabel); |
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} |
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if (!empty($this->templateError)) { |
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$child->setTemplateError($this->templateError); |
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} |
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} |
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return $child; |
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} |
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protected function escaped(string $content): string |
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{ |
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return static::$escapeOutput ? htmlspecialchars($content, ENT_QUOTES | ENT_HTML5, 'UTF-8', false) : $content ; |
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} |
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public function count(): int |
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{ |
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return count($this->children); |
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} |
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} |
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alex-kalanis /
kw_forms
