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<?php
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use League\CommonMark\Environment\Environment;
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use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
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use League\CommonMark\Extension\Strikethrough\StrikethroughExtension;
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use League\CommonMark\Extension\Attributes\AttributesExtension;
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use League\CommonMark\Extension\FrontMatter\FrontMatterExtension;
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use League\CommonMark\Extension\FrontMatter\Output\RenderedContentWithFrontMatter;
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use League\CommonMark\MarkdownConverter;
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use League\CommonMark\CommonMarkConverter;
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use HtmlSanitizer\Extension\Basic\BasicExtension;
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use HtmlSanitizer\Extension\Iframe\IframeExtension;
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use HtmlSanitizer\SanitizerBuilder;
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use function _\orderBy;
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class Contents
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{
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public $files = [];
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public $config = [];
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public function __construct($folder)
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{
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$this->read($folder);
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}
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public function read($folder)
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{
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$folders = glob("$folder/*", GLOB_ONLYDIR);
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foreach ($folders as $folder) {
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//$this->files[] = $folder . "/";
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$this->read($folder);
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}
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$files = array_filter(glob("$folder/*md"), "is_file");
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foreach ($files as $file) {
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$this->files[] = $file;
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}
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}
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function getAll()
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{
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$environment = new Environment($this->config);
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$environment->addExtension(new CommonMarkCoreExtension());
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// Add the extension
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$environment->addExtension(new FrontMatterExtension());
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//Add Strikethrough rendering
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$environment->addExtension(new StrikethroughExtension());
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//add attributes to elements in markdown
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$environment->addExtension(new AttributesExtension());
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// Instantiate the converter engine and start converting some Markdown!
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$converter = new MarkdownConverter($environment);
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$contents = [];
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foreach ($this->files as $file) {
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//get meta and html from file
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$result = $converter->convertToHtml(file_get_contents($file));
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$meta = [];
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if ($result instanceof RenderedContentWithFrontMatter) {
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$meta = $result->getFrontMatter();
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}
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//get raw markdown from file
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$frontMatterExtension = new FrontMatterExtension();
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$parsed = $frontMatterExtension
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->getFrontMatterParser()
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->parse(file_get_contents($file));
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//never trust the front end. clean it up
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$builder = new SanitizerBuilder();
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$builder->registerExtension(new BasicExtension());
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$builder->registerExtension(new IframeExtension());
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//relative-a and relative-image
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$builder->registerExtension(
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new \HtmlSanitizer\Extension\Relative\A\AExtension()
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);
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$builder->registerExtension(
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new \HtmlSanitizer\Extension\Relative\Image\ImageExtension()
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);
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$detergent = [
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"extensions" => ["basic", "relative-a", "relative-image", "iframe"],
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"tags" => [
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"div" => [
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"allowed_attributes" => ["class", "title"],
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],
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"img" => [
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"allowed_attributes" => ["src", "alt", "title", "class"],
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],
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"iframe" => [
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"allowed_attributes" => ["height", "width", "title", "src"],
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],
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],
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];
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$sanitizer = $builder->build($detergent);
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$scrubbed = $sanitizer->sanitize($result->getContent());
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//sort attributes into page object
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$page = [
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"id" => $meta["id"],
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"uuid" => $meta["uuid"],
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"title" => $meta["title"],
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"feature" => $meta["feature"],
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"path" => $meta["path"],
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"layout" => $meta["layout"],
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"tags" => $meta["tags"],
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"author" => $meta["author"],
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"created" => date("Y M D d", $meta["created"]),
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"updated" => date("Y M D d", $meta["updated"]),
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"rawCreated" => $meta["created"],
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"rawUpdated" => $meta["updated"],
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"createdYear" => date("Y", $meta["created"]),
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"createdMonth" => date("m", $meta["created"]),
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"deleted" => $meta["deleted"],
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"menu" => $meta["menu"],
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"featured" => $meta["featured"],
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"published" => $meta["published"],
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"slug" => $meta["slug"],
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"filePath" => $file,
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"content" => $parsed->getContent(),
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"html" => $scrubbed,
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];
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//checks for duplicates
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$uuid = $meta["uuid"];
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$found = current(
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array_filter($contents, function ($item) use ($uuid) {
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return isset($item["uuid"]) && $uuid == $item["uuid"];
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})
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);
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// if uuid is not present, add it
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if (!$found) {
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array_push($contents, $page);
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}
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}
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$contents = orderBy($contents, ["id"], ["desc"]);
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return $contents;
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}
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}
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