50 lines
1.3 KiB
PHP
50 lines
1.3 KiB
PHP
<?php
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namespace Fhp\Protocol;
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use Fhp\Segment\BaseSegment;
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/**
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* Collects segments and assigns them segment numbers in order to form a {@link Message}.
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*/
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class MessageBuilder
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{
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/**
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* This is where the builder collects the (unencrypted/unwrapped) segments as they are being added.
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* @var BaseSegment[]
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*/
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public $segments = [];
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/** @return MessageBuilder A new instance. */
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public static function create(): MessageBuilder
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{
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return new MessageBuilder();
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}
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/**
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* @param BaseSegment|BaseSegment[] $segments The segment(s) to be added.
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* @return $this The same instance for chaining.
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*/
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public function add($segments)
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{
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if (is_array($segments)) {
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foreach ($segments as $segment) {
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$this->addInternal($segment);
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}
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} else {
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$this->addInternal($segments);
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}
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return $this;
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}
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private function addInternal(BaseSegment $segment)
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{
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if ($segment->segmentkopf === null) {
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throw new \InvalidArgumentException(
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'Segment lacks Segmentkopf, maybe you called ctor instead of createEmpty()');
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}
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$this->segments[] = $segment;
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}
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// Note: There is no single build() function, use Message::createWrappedMessage() instead.
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}
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