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PedroTrollerPedroTroller
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feat(core): implement frontends for all backends
1 parent 3ed9af8 commit a5ac2c0

19 files changed

+836
-102
lines changed

‎.gitignore

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/composer.lock
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/vendor
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/.phpunit.result.cache

‎.phpunit.result.cache

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‎src/Core/Backend/Adapter/StreamToPdf.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Backend\Adapter;
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use KNPLabs\Snappy\Core\Backend\Adapter;
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use Psr\Http\Message\StreamInterface;
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interface StreamToPdf extends Adapter
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{
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public function generateFromStream(StreamInterface $stream): StreamInterface;
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}

‎src/Core/Bridge/FromHtmlFileToHtmlToPdf.php

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‎src/Core/Bridge/FromHtmlToHtmlFileToPdf.php

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‎src/Core/Filesystem/SplResourceInfo.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Filesystem;
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final class SplResourceInfo extends \SplFileInfo
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{
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public static function fromTmpFile(): self
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{
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return new self(tmpfile());
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}
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/**
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* @param resource $resource
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*/
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public function __construct(public readonly mixed $resource)
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{
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parent::__construct(stream_get_meta_data($this->resource)['uri']);
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}
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}

‎src/Core/Frontend/DOMDocumentToPdf.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Frontend;
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use DOMDocument;
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use KNPLabs\Snappy\Core\Backend\Adapter;
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use KNPLabs\Snappy\Core\Backend\Options;
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use KNPLabs\Snappy\Core\Filesystem\SplFileInfo;
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use KNPLabs\Snappy\Core\Filesystem\SplResourceInfo;
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use KNPLabs\Snappy\Core\Stream\FileStream;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Message\StreamInterface;
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final class DOMDocumentToPdf implements Adapter\DOMDocumentToPdf
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{
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public function __construct(private readonly Adapter $adapter, private readonly StreamFactoryInterface $streamFactory)
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{
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}
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public function withOptions(Options|callable $options): static
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{
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return new self(
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$this->adapter->withOptions($options),
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$this->streamFactory,
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);
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}
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public function generateFromDOMDocument(DOMDocument $document): StreamInterface
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{
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if ($this->adapter instanceof Adapter\DOMDocumentToPdf) {
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return $this->adapter->generateFromDOMDocument($document);
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}
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$html = $document->saveHTML();
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if (false === $html) {
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throw new \Exception;
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}
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if ($this->adapter instanceof Adapter\HtmlToPdf) {
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return $this->adapter->generateFromHtml($html);
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}
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if ($this->adapter instanceof Adapter\StreamToPdf) {
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return $this->adapter->generateFromStream(
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$this->streamFactory->createStream($html)
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);
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}
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if ($this->adapter instanceof Adapter\HtmlFileToPdf) {
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$file = SplResourceInfo::fromTmpFile();
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fwrite($file->resource, $html);
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return $this->adapter->generateFromHtmlFile($file);
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}
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throw new \Exception;
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}
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}

‎src/Core/Frontend/HtmlFileToPdf.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Frontend;
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use DOMDocument;
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use KNPLabs\Snappy\Core\Backend\Adapter;
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use KNPLabs\Snappy\Core\Backend\Options;
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use KNPLabs\Snappy\Core\Stream\FileStream;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Message\StreamInterface;
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use SplFileInfo;
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final class HtmlFileToPdf implements Adapter\HtmlFileToPdf
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{
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public function __construct(private readonly Adapter $adapter, private readonly StreamFactoryInterface $streamFactory)
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{
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}
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public function withOptions(Options|callable $options): static
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{
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return new self(
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$this->adapter->withOptions($options),
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$this->streamFactory
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);
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}
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public function generateFromHtmlFile(SplFileInfo $file): StreamInterface
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{
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if ($this->adapter instanceof Adapter\HtmlFileToPdf) {
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return $this->adapter->generateFromHtmlFile($file);
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}
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if ($this->adapter instanceof Adapter\StreamToPdf) {
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return $this->adapter->generateFromStream(
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new FileStream(
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$file,
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$this->streamFactory->createStreamFromFile($file->getPathname()),
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),
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);
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}
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if ($this->adapter instanceof Adapter\HtmlToPdf) {
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$html = file_get_contents($file->getPathname());
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if (false === $html) {
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throw new \Exception("Unable to read content of {$file->getPathname()}.");
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}
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return $this->adapter->generateFromHtml($html);
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}
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if ($this->adapter instanceof Adapter\DOMDocumentToPdf) {
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$document = new \DOMDocument;
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$document->loadHTMLFile($file->getPathname());
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return $this->adapter->generateFromDOMDocument($document);
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}
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throw new \Exception;
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}
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}

‎src/Core/Frontend/HtmlToPdf.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Frontend;
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use DOMDocument;
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use KNPLabs\Snappy\Core\Backend\Adapter;
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use KNPLabs\Snappy\Core\Backend\Options;
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use KNPLabs\Snappy\Core\Filesystem\SplResourceInfo;
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use KNPLabs\Snappy\Core\Stream\FileStream;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Message\StreamInterface;
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final class HtmlToPdf implements Adapter\HtmlToPdf
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{
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public function __construct(private readonly Adapter $adapter, private readonly StreamFactoryInterface $streamFactory)
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{
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}
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public function withOptions(Options|callable $options): static
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{
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return new self(
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$this->adapter->withOptions($options),
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$this->streamFactory
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);
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}
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public function generateFromHtml(string $html): StreamInterface
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{
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if ($this->adapter instanceof Adapter\HtmlToPdf) {
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return $this->adapter->generateFromHtml($html);
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}
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if ($this->adapter instanceof Adapter\DOMDocumentToPdf) {
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$document = new \DOMDocument;
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$document->loadHTML($html);
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return $this->adapter->generateFromDOMDocument($document);
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}
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if ($this->adapter instanceof Adapter\StreamToPdf) {
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return $this->adapter->generateFromStream(
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$this->streamFactory->createStream($html),
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);
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}
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if ($this->adapter instanceof Adapter\HtmlFileToPdf) {
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$file = SplResourceInfo::fromTmpFile();
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fwrite($file->resource, $html);
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return $this->adapter->generateFromHtmlFile($file);
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}
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throw new \Exception;
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}
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}

‎src/Core/Frontend/StreamToPdf.php

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<?php
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declare(strict_types=1);
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namespace KNPLabs\Snappy\Core\Frontend;
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use DOMDocument;
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use KNPLabs\Snappy\Core\Backend\Adapter;
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use KNPLabs\Snappy\Core\Backend\Options;
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use KNPLabs\Snappy\Core\Filesystem\SplResourceInfo;
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use KNPLabs\Snappy\Core\Stream\FileStream;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Message\StreamInterface;
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use SplFileInfo;
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final class StreamToPdf implements Adapter\StreamToPdf
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{
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public function __construct(private readonly Adapter $adapter, private readonly StreamFactoryInterface $streamFactory)
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{
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}
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public function withOptions(Options|callable $options): static
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{
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return new self(
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$this->adapter->withOptions($options),
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$this->streamFactory
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);
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}
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public function generateFromStream(StreamInterface $stream): StreamInterface
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{
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if ($this->adapter instanceof Adapter\StreamToPdf) {
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return $this->adapter->generateFromStream($stream);
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}
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if ($this->adapter instanceof Adapter\HtmlToPdf) {
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return $this->adapter->generateFromHtml((string) $stream);
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}
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if ($this->adapter instanceof Adapter\HtmlFileToPdf) {
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$file = SplResourceInfo::fromTmpFile();
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$input = $stream->detach();
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if (null === $input) {
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throw new \Exception('Unable to get resource from stream.');
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}
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stream_copy_to_stream($input, $file->resource);
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return $this->adapter->generateFromHtmlFile($file);
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}
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if ($this->adapter instanceof Adapter\DOMDocumentToPdf) {
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$document = new \DOMDocument;
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$document->loadHTML((string) $stream);
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return $this->adapter->generateFromDOMDocument($document);
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}
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throw new \Exception;
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}
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}

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