fipamo/brain/data/Contents.php

177 lines
6.5 KiB
PHP
Raw Normal View History

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