Completed
Push — issue/60 ( 77529b...558c8f )
by Alex
02:56
created

FeedIo::logAction()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 7
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 1

Importance

Changes 0
Metric Value
c 0
b 0
f 0
dl 0
loc 7
ccs 4
cts 4
cp 1
rs 9.4285
cc 1
eloc 4
nc 1
nop 2
crap 1
1
<?php
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/*
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 * This file is part of the feed-io package.
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 *
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 * (c) Alexandre Debril <[email protected]>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace FeedIo;
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use FeedIo\Filter\ModifiedSince;
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use FeedIo\Reader;
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use FeedIo\Reader\FixerSet;
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use FeedIo\Reader\FixerAbstract;
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use FeedIo\Rule\DateTimeBuilder;
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use FeedIo\Adapter\ClientInterface;
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use FeedIo\Standard\Atom;
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use FeedIo\Standard\Rss;
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use FeedIo\Standard\Rdf;
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use Psr\Log\LoggerInterface;
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/**
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 * This class acts as a facade. It provides methods to access feed-io main features
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 *
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 * <code>
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 *   // $client is a \FeedIo\Adapter\ClientInterface instance, $logger a \Psr\Log\LoggerInterface
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 *   $feedIo = new FeedIo($client, $logger);
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 *
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 *   // read a feed. Output is a Result instance
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 *   $result = $feedIo->read('http://somefeed.org/feed.rss');
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 *
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 *   // use the feed
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 *   $feed = $result->getFeed();
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 *   echo $feed->getTitle();
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 *
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 *   // and its items
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 *   foreach ( $feed as $item ) {
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 *       echo $item->getTitle();
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 *       echo $item->getDescription();
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 *   }
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 *
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 * </code>
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 *
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 * <code>
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 *   // build the feed to publish
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 *   $feed = new \FeedIo\Feed;
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 *   $feed->setTitle('title');
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 *   // ...
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 *
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 *   // add items to it
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 *   $item = new \FeedIo\Feed\Item
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 *   $item->setTitle('my great post');
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 *
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 *   // want to publish a media ? no problem
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 *   $media = new \FeedIo\Feed\Item\Media
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 *   $media->setUrl('http://yourdomain.tld/medias/some-podcast.mp3');
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 *   $media->setType('audio/mpeg');
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 *
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 *   // add it to the item
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 *   $item->addMedia($media);
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 *
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 *   // add the item to the feed (almost there)
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 *   $feed->add($item);
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 *
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 *   // format it in atom
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 *   $feedIo->toAtom($feed);
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 * </code>
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 *
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 */
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class FeedIo
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{
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    /**
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     * @var \FeedIo\Reader
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     */
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    protected $reader;
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    /**
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     * @var \FeedIo\Rule\DateTimeBuilder
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     */
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    protected $dateTimeBuilder;
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    /**
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     * @var \Psr\Log\LoggerInterface
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     */
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    protected $logger;
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    /**
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     * @var array
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     */
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    protected $standards;
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    /**
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     * @var \FeedIo\Reader\FixerSet
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     */
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    protected $fixerSet;
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    /**
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     * @param \FeedIo\Adapter\ClientInterface $client
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     * @param \Psr\Log\LoggerInterface        $logger
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     */
104 7
    public function __construct(ClientInterface $client, LoggerInterface $logger)
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    {
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        $this->logger = $logger;
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        $this->dateTimeBuilder = new DateTimeBuilder();
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        $this->setReader(new Reader($client, $logger));
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        $this->loadCommonStandards();
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        $this->loadFixerSet();
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    }
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    /**
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     * Loads main standards (RSS, RDF, Atom) in current object's attributes
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     *
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     * @return $this
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     */
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    protected function loadCommonStandards()
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    {
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        $standards = $this->getCommonStandards();
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        foreach ($standards as $name => $standard) {
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            $this->addStandard($name, $standard);
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        }
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        return $this;
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    }
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    /**
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     * adds a filter to the reader
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     *
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     * @param \FeedIo\FilterInterface $filter
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     * @return $this
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     */
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    public function addFilter(FilterInterface $filter)
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    {
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        $this->getReader()->addFilter($filter);
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        return $this;
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    }
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    /**
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     * Returns main standards
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     *
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     * @return array
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     */
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    public function getCommonStandards()
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    {
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        return array(
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            'atom' => new Atom($this->dateTimeBuilder),
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            'rss' => new Rss($this->dateTimeBuilder),
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            'rdf' => new Rdf($this->dateTimeBuilder),
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        );
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    }
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    /**
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     * @param  string                   $name
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     * @param  \FeedIo\StandardAbstract $standard
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     * @return $this
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     */
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    public function addStandard($name, StandardAbstract $standard)
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    {
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        $name = strtolower($name);
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        $this->standards[$name] = $standard;
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        $this->reader->addParser(
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                            new Parser($standard, $this->logger)
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                        );
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        return $this;
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    }
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    /**
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     * @return \FeedIo\Reader\FixerSet
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     */
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    public function getFixerSet()
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    {
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        return $this->fixerSet;
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    }
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    /**
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     * @return $this
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     */
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    protected function loadFixerSet()
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    {
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        $this->fixerSet = new FixerSet();
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        $fixers = $this->getBaseFixers();
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        foreach ($fixers as $fixer) {
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            $this->addFixer($fixer);
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        }
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        return $this;
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    }
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    /**
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     * @param  FixerAbstract $fixer
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     * @return $this
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     */
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    public function addFixer(FixerAbstract $fixer)
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    {
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        $fixer->setLogger($this->logger);
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        $this->fixerSet->add($fixer);
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203 6
        return $this;
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    }
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    /**
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     * @return array
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     */
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    public function getBaseFixers()
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    {
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        return array(
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            new Reader\Fixer\LastModified(),
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            new Reader\Fixer\PublicId(),
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        );
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    }
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    /**
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     * @return \FeedIo\Rule\DateTimeBuilder
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     */
221 1
    public function getDateTimeBuilder()
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    {
223 1
        return $this->dateTimeBuilder;
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    }
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    /**
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     * @return \FeedIo\Reader
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     */
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    public function getReader()
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    {
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        return $this->reader;
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    }
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    /**
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     * @param \FeedIo\Reader
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     * @return $this
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     */
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    public function setReader(Reader $reader)
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    {
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        $this->reader = $reader;
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242 7
        return $this;
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    }
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    /**
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     * @param $url
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     * @param  FeedInterface         $feed
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     * @param  \DateTime             $modifiedSince
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     * @return \FeedIo\Reader\Result
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     */
251 1
    public function read($url, FeedInterface $feed = null, \DateTime $modifiedSince = null)
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    {
253 1
        if (is_null($feed)) {
254 1
            $feed = new Feed();
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        }
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257 1
        if ($modifiedSince instanceof \DateTime) {
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            $this->addFilter(new ModifiedSince($modifiedSince));
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        }
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261 1
        $this->logAction($feed, "read access : $url into a %s instance");
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        $result = $this->reader->read($url, $feed, $modifiedSince);
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264 1
        $this->fixerSet->correct($result->getFeed());
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266 1
        return $result;
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    }
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    /**
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     * @param $url
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     * @param  \DateTime             $modifiedSince
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     * @return \FeedIo\Reader\Result
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     */
274 1
    public function readSince($url, \DateTime $modifiedSince)
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    {
276 1
        return $this->read($url, new Feed(), $modifiedSince);
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    }
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    /**
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     * @param  FeedInterface $feed
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     * @param  string        $standard Standard's name
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     * @return \DomDocument
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     */
284 1
    public function format(FeedInterface $feed, $standard)
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    {
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        $this->logAction($feed, "formatting a %s in $standard format");
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288 1
        $formatter = new Formatter($this->getStandard($standard), $this->logger);
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290 1
        return $formatter->toDom($feed);
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    }
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    /**
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     * @param  \FeedIo\FeedInterface $feed
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     * @return \DomDocument
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     */
297 1
    public function toRss(FeedInterface $feed)
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    {
299 1
        return $this->format($feed, 'rss');
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    }
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    /**
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     * @param  \FeedIo\FeedInterface $feed
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     * @return \DomDocument
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     */
306 1
    public function toAtom(FeedInterface $feed)
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    {
308 1
        return $this->format($feed, 'atom');
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    }
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    /**
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     * @param  string                   $name
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     * @return \FeedIo\StandardAbstract
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     * @throws \OutOfBoundsException
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     */
316 2
    public function getStandard($name)
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    {
318 2
        $name = strtolower($name);
319 2
        if (array_key_exists($name, $this->standards)) {
320 1
            return $this->standards[$name];
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        }
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323 1
        throw new \OutOfBoundsException("no standard found for $name");
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    }
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    /**
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     * @param  \FeedIo\FeedInterface $feed
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     * @param  string                $message
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     * @return $this
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     */
331 1
    protected function logAction(FeedInterface $feed, $message)
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    {
333 1
        $class = get_class($feed);
334 1
        $this->logger->debug(sprintf($message, $class));
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336 1
        return $this;
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    }
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}
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