142 lines
2.8 KiB
PHP
142 lines
2.8 KiB
PHP
<?php declare(strict_types=1);
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/**
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* Hummingbird Anime List Client
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*
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* An API client for Kitsu to manage anime and manga watch lists
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*
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* PHP version 7.4
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*
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* @package HummingbirdAnimeClient
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* @author Timothy J. Warren <tim@timshomepage.net>
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* @copyright 2015 - 2020 Timothy J. Warren
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @version 5
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* @link https://git.timshomepage.net/timw4mail/HummingBirdAnimeClient
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*/
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namespace Aviat\Ion;
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use Psr\Http\Message\ResponseInterface;
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use Aviat\Ion\Di\ContainerInterface;
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use Aviat\Ion\Exception\DoubleRenderException;
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/**
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* Base view response class
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*/
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abstract class View
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// partially
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implements ViewInterface {
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use Di\ContainerAware;
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/**
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* HTTP response Object
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*
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* @var ResponseInterface
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*/
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public ResponseInterface $response;
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/**
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* If the view has sent output via
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* __toString or send method
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*
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* @var boolean
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*/
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protected bool $hasRendered = FALSE;
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/**
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* Constructor
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*
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* @param ContainerInterface $container
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* @throws Di\Exception\ContainerException
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* @throws Di\Exception\NotFoundException
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*/
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public function __construct(ContainerInterface $container)
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{
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$this->setContainer($container);
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$this->response = $container->get('response');
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}
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/**
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* Send output to client
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*/
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public function __destruct()
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{
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if ( ! $this->hasRendered)
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{
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$this->send();
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}
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}
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/**
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* Return rendered output as string. Renders the view,
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* and any attempts to call again will result in a DoubleRenderException
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*
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* @throws DoubleRenderException
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* @return string
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*/
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public function __toString(): string
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{
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if ($this->hasRendered)
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{
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throw new DoubleRenderException();
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}
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$this->hasRendered = TRUE;
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return $this->getOutput();
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}
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/**
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* Add an http header
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*
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* @param string $name
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* @param string|string[] $value
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* @throws \InvalidArgumentException
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* @return ViewInterface
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*/
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public function addHeader(string $name, $value): ViewInterface
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{
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$this->response = $this->response->withHeader($name, $value);
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return $this;
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}
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/**
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* Set the output string
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*
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* @param mixed $string
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* @throws \InvalidArgumentException
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* @throws \RuntimeException
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* @return ViewInterface
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*/
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public function setOutput($string): ViewInterface
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{
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$this->response->getBody()->write($string);
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return $this;
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}
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/**
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* Append additional output.
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*
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* @param string $string
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* @throws \InvalidArgumentException
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* @throws \RuntimeException
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* @return ViewInterface
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*/
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public function appendOutput(string $string): ViewInterface
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{
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return $this->setOutput($string);
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}
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/**
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* Get the current output as a string. Does not
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* render view or send headers.
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*
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* @return string
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*/
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public function getOutput(): string
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{
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return (string)$this->response->getBody();
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}
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}
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// End of View.php
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