44 lines
1.0 KiB
PHP
44 lines
1.0 KiB
PHP
<?php
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namespace Picea\Extension;
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class TitleExtension implements Extension, FunctionExtension {
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public string $token = "title";
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public string $title = "";
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public function exportFunctions(): array
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{
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return [
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"title" => [$this, 'handleTitle'],
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];
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}
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public function parse(\Picea\Compiler\Context &$context, ?string $arguments, string $token, array $options = []) : string
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{
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return <<<PHP
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<?php
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if ( null !== \$title = title($arguments) ) {
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echo \$title;
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}
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?>
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PHP;
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}
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public function handleTitle(? string $set = null, ...$arguments) : ? string
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{
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if ( $set === null ) {
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return $this->title;
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}
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else {
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# Fixed a bug where template inheritance was rewriting title
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if ( empty($this->title) ) {
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$this->title = $arguments ? sprintf($set, ...$arguments) : $set;
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}
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}
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return null;
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}
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}
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