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<?php |
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declare(strict_types=1); |
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namespace Nexendrie\SiteGenerator; |
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use cebe\markdown\GithubMarkdown, |
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Nette\Utils\Finder, |
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Nette\Neon\Neon, |
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Nette\Utils\FileSystem, |
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Symfony\Component\OptionsResolver\OptionsResolver; |
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/** |
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* Generator |
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* |
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* @author Jakub Konečný |
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* @property string $source |
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* @property string $output |
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*/ |
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class Generator { |
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use \Nette\SmartObject; |
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/** @var string */ |
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protected $source; |
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/** @var string */ |
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protected $output; |
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/** @var string[] */ |
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protected $assets = []; |
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public function __construct(string $source, string $output) { |
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$this->setSource($source); |
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FileSystem::createDir($output); |
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$this->setOutput($output); |
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} |
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public function getSource(): string { |
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return $this->source; |
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} |
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public function setSource(string $source) { |
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if(is_dir($source)) { |
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$this->source = realpath($source); |
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} |
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} |
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public function getOutput(): string { |
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return $this->output; |
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} |
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public function setOutput(string $output) { |
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$this->output = realpath($output); |
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} |
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protected function getMeta(string $filename): array { |
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$resolver = new OptionsResolver(); |
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$resolver->setDefaults([ |
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"title" => "", |
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"styles" => [], |
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"scripts" => [], |
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]); |
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$isArrayOfStrings = function(array $value) { |
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foreach($value as $item) { |
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if(!is_string($item)) { |
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return false; |
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} |
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} |
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return true; |
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}; |
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$resolver->setAllowedTypes("title", "string"); |
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$resolver->setAllowedTypes("styles", "array"); |
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$resolver->setAllowedValues("styles", $isArrayOfStrings); |
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$resolver->setAllowedTypes("scripts", "array"); |
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$resolver->setAllowedValues("scripts", $isArrayOfStrings); |
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$metaFilename = str_replace(".md", ".neon", $filename); |
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$meta = []; |
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if(file_exists($metaFilename)) { |
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$meta = Neon::decode(file_get_contents($metaFilename)); |
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} |
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return $resolver->resolve($meta); |
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} |
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protected function addAsset(string $asset): void { |
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if(!in_array($asset, $this->assets)) { |
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$this->assets[] = realpath($asset); |
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} |
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} |
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protected function processAssets(array &$meta, string &$html, string $basePath): void { |
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$meta["styles"] = array_filter($meta["styles"], function($value) use($basePath) { |
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return file_exists("$basePath/$value"); |
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}); |
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$meta["scripts"] = array_filter($meta["scripts"], function($value) use($basePath) { |
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return file_exists("$basePath/$value"); |
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}); |
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if(!count($meta["styles"])) { |
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unset($meta["styles"]); |
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$html = str_replace(" |
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%%styles%%", "", $html); |
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} |
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if(!count($meta["scripts"])) { |
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unset($meta["scripts"]); |
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$html = str_replace(" |
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%%scripts%%", "", $html); |
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} |
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if(!isset($meta["styles"]) AND !isset($meta["scripts"])) { |
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return; |
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} |
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View Code Duplication |
if(isset($meta["styles"])) { |
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array_walk($meta["styles"], function(&$value) use($basePath) { |
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$this->addAsset("$basePath/$value"); |
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$value = "<link rel=\"stylesheet\" type=\"text/css\" href=\"$value\">"; |
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}); |
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$meta["styles"] = implode("\n ", $meta["styles"]); |
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} |
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View Code Duplication |
if(isset($meta["scripts"])) { |
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array_walk($meta["scripts"], function(&$value) use($basePath) { |
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$this->addAsset("$basePath/$value"); |
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$value = "<script type=\"text/javascript\" src=\"$value\"></script>"; |
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}); |
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$meta["scripts"] = implode("\n ", $meta["scripts"]); |
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} |
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} |
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protected function createHtml(string $filename): string { |
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$parser = new GithubMarkdown(); |
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$parser->html5 = $parser->keepListStartNumber = $parser->enableNewlines = true; |
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$source = $parser->parse(file_get_contents($filename)); |
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$meta = $this->getMeta($filename); |
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$html = file_get_contents(__DIR__ . "/template.html"); |
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if(substr($source, -1) === PHP_EOL) { |
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$source = substr($source, 0, -1); |
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} |
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if(strlen($meta["title"]) === 0) { |
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unset($meta["title"]); |
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$html = str_replace(" |
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<title>%%title%%</title>", "", $html); |
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} |
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$this->processAssets($meta, $html, dirname($filename)); |
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$meta["source"] = $source; |
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foreach($meta as $key => $value) { |
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$html = str_replace("%%$key%%", $value, $html); |
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} |
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return $html; |
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} |
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protected function copyAssets(): void { |
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foreach($this->assets as $asset) { |
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$path = str_replace($this->source, "", $asset); |
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$target = "$this->output$path"; |
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FileSystem::copy($asset, $target); |
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echo "Copied $path"; |
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} |
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} |
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/** |
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* Generate the site |
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*/ |
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public function generate(): void { |
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FileSystem::delete($this->output); |
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$files = Finder::findFiles("*.md") |
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->exclude("README.md") |
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->from($this->source) |
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->exclude("vendor", ".git", "tests"); |
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/** @var \SplFileInfo $file */ |
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foreach($files as $file) { |
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$path = str_replace($this->source, "", dirname($file->getRealPath())); |
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$html = $this->createHtml($file->getRealPath()); |
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$basename = $file->getBasename(".md") . ".html"; |
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$filename = "$this->output$path/$basename"; |
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FileSystem::write($filename, $html); |
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echo "Created $path/$basename\n"; |
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} |
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$this->copyAssets(); |
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} |
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} |
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?> |
nexendrie /
site-generator
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