132 lines
3.1 KiB
PHP
132 lines
3.1 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of phpunit/php-text-template.
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*
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* (c) Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace SebastianBergmann\Template;
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use function array_keys;
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use function array_merge;
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use function file_get_contents;
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use function file_put_contents;
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use function is_file;
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use function is_string;
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use function sprintf;
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use function str_replace;
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final class Template
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{
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/**
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* @var non-empty-string
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*/
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private readonly string $template;
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/**
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* @var non-empty-string
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*/
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private readonly string $openDelimiter;
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/**
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* @var non-empty-string
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*/
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private readonly string $closeDelimiter;
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/**
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* @var array<string,string>
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*/
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private array $values = [];
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/**
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* @param non-empty-string $templateFile
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* @param non-empty-string $openDelimiter
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* @param non-empty-string $closeDelimiter
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*
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* @throws InvalidArgumentException
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*/
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public function __construct(string $templateFile, string $openDelimiter = '{', string $closeDelimiter = '}')
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{
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$this->template = $this->loadTemplateFile($templateFile);
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$this->openDelimiter = $openDelimiter;
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$this->closeDelimiter = $closeDelimiter;
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}
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/**
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* @param array<string,string> $values
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*/
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public function setVar(array $values, bool $merge = true): void
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{
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if (!$merge || empty($this->values)) {
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$this->values = $values;
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return;
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}
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$this->values = array_merge($this->values, $values);
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}
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public function render(): string
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{
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$keys = [];
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foreach (array_keys($this->values) as $key) {
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$keys[] = $this->openDelimiter . $key . $this->closeDelimiter;
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}
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return str_replace($keys, $this->values, $this->template);
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}
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/**
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* @codeCoverageIgnore
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*/
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public function renderTo(string $target): void
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{
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if (!@file_put_contents($target, $this->render())) {
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throw new RuntimeException(
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sprintf(
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'Writing rendered result to "%s" failed',
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$target,
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),
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);
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}
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}
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/**
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* @param non-empty-string $file
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*
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* @throws InvalidArgumentException
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*
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* @return non-empty-string
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*/
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private function loadTemplateFile(string $file): string
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{
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if (is_file($file)) {
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$template = file_get_contents($file);
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if (is_string($template) && !empty($template)) {
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return $template;
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}
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}
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$distFile = $file . '.dist';
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if (is_file($distFile)) {
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$template = file_get_contents($distFile);
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if (is_string($template) && !empty($template)) {
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return $template;
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}
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}
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throw new InvalidArgumentException(
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sprintf(
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'Failed to load template "%s"',
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$file,
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),
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);
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}
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}
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