add composer's vendor directory

vendor/fguillot/picofeed/lib/PicoFeed/Serialization/Subscription.php

@@ -0,0 +1,175 @@
+<?php
+
+namespace PicoFeed\Serialization;
+
+/**
+ * Class Subscription
+ *
+ * @package PicoFeed\Serialization
+ * @author  Frederic Guillot
+ */
+class Subscription
+{
+    protected $title = '';
+    protected $feedUrl = '';
+    protected $siteUrl = '';
+    protected $category = '';
+    protected $description = '';
+    protected $type = '';
+
+    /**
+     * Create object instance
+     *
+     * @static
+     * @access public
+     * @return Subscription
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set title
+     *
+     * @access public
+     * @param  string $title
+     * @return Subscription
+     */
+    public function setTitle($title)
+    {
+        $this->title = $title;
+        return $this;
+    }
+
+    /**
+     * Get title
+     *
+     * @access public
+     * @return string
+     */
+    public function getTitle()
+    {
+        return $this->title;
+    }
+
+    /**
+     * Set feed URL
+     *
+     * @access public
+     * @param string $feedUrl
+     * @return Subscription
+     */
+    public function setFeedUrl($feedUrl)
+    {
+        $this->feedUrl = $feedUrl;
+        return $this;
+    }
+
+    /**
+     * Get feed URL
+     *
+     * @access public
+     * @return string
+     */
+    public function getFeedUrl()
+    {
+        return $this->feedUrl;
+    }
+
+    /**
+     * Set site URL
+     *
+     * @access public
+     * @param string $siteUrl
+     * @return Subscription
+     */
+    public function setSiteUrl($siteUrl)
+    {
+        $this->siteUrl = $siteUrl;
+        return $this;
+    }
+
+    /**
+     * Get site URL
+     *
+     * @access public
+     * @return string
+     */
+    public function getSiteUrl()
+    {
+        return $this->siteUrl;
+    }
+
+    /**
+     * Set category
+     *
+     * @access public
+     * @param string $category
+     * @return Subscription
+     */
+    public function setCategory($category)
+    {
+        $this->category = $category;
+        return $this;
+    }
+
+    /**
+     * Get category
+     *
+     * @access public
+     * @return string
+     */
+    public function getCategory()
+    {
+        return $this->category;
+    }
+
+    /**
+     * Set description
+     *
+     * @access public
+     * @param string $description
+     * @return Subscription
+     */
+    public function setDescription($description)
+    {
+        $this->description = $description;
+        return $this;
+    }
+
+    /**
+     * Get description
+     *
+     * @access public
+     * @return string
+     */
+    public function getDescription()
+    {
+        return $this->description;
+    }
+
+    /**
+     * Set type
+     *
+     * @access public
+     * @param string $type
+     * @return Subscription
+     */
+    public function setType($type)
+    {
+        $this->type = $type;
+        return $this;
+    }
+
+    /**
+     * Get type
+     *
+     * @access public
+     * @return string
+     */
+    public function getType()
+    {
+        return $this->type;
+    }
+}

vendor/fguillot/picofeed/lib/PicoFeed/Serialization/SubscriptionList.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace PicoFeed\Serialization;
+
+/**
+ * Class SubscriptionList
+ *
+ * @package PicoFeed\Serialization
+ * @author  Frederic Guillot
+ */
+class SubscriptionList
+{
+    /**
+     * OPML entries
+     *
+     * @var Subscription[]
+     */
+    public $subscriptions = array();
+
+    /**
+     * Title
+     *
+     * @var string
+     */
+    protected $title = '';
+
+    /**
+     * Create object instance
+     *
+     * @static
+     * @access public
+     * @return SubscriptionList
+     */
+    public static function create()
+    {
+        return new static();
+    }
+
+    /**
+     * Set title
+     * 
+     * @access public
+     * @param string $title
+     * @return SubscriptionList
+     */
+    public function setTitle($title)
+    {
+        $this->title = $title;
+        return $this;
+    }
+
+    /**
+     * Get title
+     * 
+     * @access public
+     * @return string
+     */
+    public function getTitle()
+    {
+        return $this->title;
+    }
+
+    /**
+     * Add subscription
+     *
+     * @access public
+     * @param  Subscription $subscription
+     * @return SubscriptionList
+     */
+    public function addSubscription(Subscription $subscription)
+    {
+        $this->subscriptions[] = $subscription;
+        return $this;
+    }
+}

vendor/fguillot/picofeed/lib/PicoFeed/Serialization/SubscriptionListBuilder.php

@@ -0,0 +1,204 @@
+<?php
+
+namespace PicoFeed\Serialization;
+
+use DOMDocument;
+use DOMElement;
+
+/**
+ * Class SubscriptionListBuilder
+ *
+ * @package PicoFeed\Serialization
+ * @author  Frederic Guillot
+ */
+class SubscriptionListBuilder
+{
+    /**
+     * @var SubscriptionList
+     */
+    protected $subscriptionList;
+
+    /**
+     * @var DOMDocument
+     */
+    protected $document;
+
+    /**
+     * Constructor.
+     *
+     * @access public
+     * @param  SubscriptionList $subscriptionList
+     */
+    public function __construct(SubscriptionList $subscriptionList)
+    {
+        $this->subscriptionList = $subscriptionList;
+    }
+
+    /**
+     * Get object instance
+     *
+     * @static
+     * @access public
+     * @param  SubscriptionList $subscriptionList
+     * @return SubscriptionListBuilder
+     */
+    public static function create(SubscriptionList $subscriptionList)
+    {
+        return new static($subscriptionList);
+    }
+
+    /**
+     * Build OPML feed
+     *
+     * @access public
+     * @param  string $filename
+     * @return string
+     */
+    public function build($filename = '')
+    {
+        $this->document = new DomDocument('1.0', 'UTF-8');
+        $this->document->formatOutput = true;
+
+        $opmlElement = $this->document->createElement('opml');
+        $opmlElement->setAttribute('version', '1.0');
+
+        $headElement = $this->document->createElement('head');
+
+        if ($this->subscriptionList->getTitle() !== '') {
+            $titleElement = $this->document->createElement('title');
+            $titleElement->appendChild($this->document->createTextNode($this->subscriptionList->getTitle()));
+            $headElement->appendChild($titleElement);
+        }
+
+        $opmlElement->appendChild($headElement);
+        $opmlElement->appendChild($this->buildBody());
+        $this->document->appendChild($opmlElement);
+
+        if ($filename !== '') {
+            $this->document->save($filename);
+            return '';
+        }
+
+        return $this->document->saveXML();
+    }
+
+    /**
+     * Return true if the list has categories
+     *
+     * @access public
+     * @return bool
+     */
+    public function hasCategories()
+    {
+        foreach ($this->subscriptionList->subscriptions as $subscription) {
+            if ($subscription->getCategory() !== '') {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Build OPML body
+     *
+     * @access protected
+     * @return DOMElement
+     */
+    protected function buildBody()
+    {
+        $bodyElement = $this->document->createElement('body');
+
+        if ($this->hasCategories()) {
+            $this->buildCategories($bodyElement);
+            return $bodyElement;
+        }
+
+        foreach ($this->subscriptionList->subscriptions as $subscription) {
+            $bodyElement->appendChild($this->buildSubscription($subscription));
+        }
+
+        return $bodyElement;
+    }
+
+    /**
+     * Build categories section
+     *
+     * @access protected
+     * @param  DOMElement $bodyElement
+     */
+    protected function buildCategories(DOMElement $bodyElement)
+    {
+        $categories = $this->groupByCategories();
+
+        foreach ($categories as $category => $subscriptions) {
+            $bodyElement->appendChild($this->buildCategory($category, $subscriptions));
+        }
+    }
+
+    /**
+     * Build category tag
+     *
+     * @access protected
+     * @param  string $category
+     * @param  array  $subscriptions
+     * @return DOMElement
+     */
+    protected function buildCategory($category, array $subscriptions)
+    {
+        $outlineElement = $this->document->createElement('outline');
+        $outlineElement->setAttribute('text', $category);
+
+        foreach ($subscriptions as $subscription) {
+            $outlineElement->appendChild($this->buildSubscription($subscription));
+        }
+
+        return $outlineElement;
+    }
+
+    /**
+     * Build subscription entry
+     *
+     * @access public
+     * @param  Subscription $subscription
+     * @return DOMElement
+     */
+    protected function buildSubscription(Subscription $subscription)
+    {
+        $outlineElement = $this->document->createElement('outline');
+        $outlineElement->setAttribute('type', $subscription->getType() ?: 'rss');
+        $outlineElement->setAttribute('text', $subscription->getTitle() ?: $subscription->getFeedUrl());
+        $outlineElement->setAttribute('xmlUrl', $subscription->getFeedUrl());
+
+        if ($subscription->getTitle() !== '') {
+            $outlineElement->setAttribute('title', $subscription->getTitle());
+        }
+
+        if ($subscription->getDescription() !== '') {
+            $outlineElement->setAttribute('description', $subscription->getDescription());
+        }
+
+        if ($subscription->getSiteUrl() !== '') {
+            $outlineElement->setAttribute('htmlUrl', $subscription->getSiteUrl());
+        }
+
+        return $outlineElement;
+    }
+
+    /**
+     * Group subscriptions by category
+     *
+     * @access private
+     * @return array
+     */
+    private function groupByCategories()
+    {
+        $categories = array();
+
+        foreach ($this->subscriptionList->subscriptions as $subscription) {
+            $categories[$subscription->getCategory()][] = $subscription;
+        }
+
+        return $categories;
+    }
+}

vendor/fguillot/picofeed/lib/PicoFeed/Serialization/SubscriptionListParser.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace PicoFeed\Serialization;
+
+use PicoFeed\Parser\MalformedXmlException;
+use PicoFeed\Parser\XmlParser;
+use SimpleXMLElement;
+
+/**
+ * Class SubscriptionListParser
+ *
+ * @package PicoFeed\Serialization
+ * @author  Frederic Guillot
+ */
+class SubscriptionListParser
+{
+    /**
+     * @var SubscriptionList
+     */
+    protected $subscriptionList;
+
+    /**
+     * @var string
+     */
+    protected $data;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  string $data
+     */
+    public function __construct($data)
+    {
+        $this->subscriptionList = new SubscriptionList();
+        $this->data = trim($data);
+    }
+
+    /**
+     * Get object instance
+     *
+     * @static
+     * @access public
+     * @param  string $data
+     * @return SubscriptionListParser
+     */
+    public static function create($data)
+    {
+        return new static($data);
+    }
+
+    /**
+     * Parse a subscription list entry
+     *
+     * @access public
+     * @throws MalformedXmlException
+     * @return SubscriptionList
+     */
+    public function parse()
+    {
+        $xml = XmlParser::getSimpleXml($this->data);
+
+        if (! $xml || !isset($xml->head) || !isset($xml->body)) {
+            throw new MalformedXmlException('Unable to parse OPML file: invalid XML');
+        }
+
+        $this->parseTitle($xml->head);
+        $this->parseEntries($xml->body);
+
+        return $this->subscriptionList;
+    }
+
+    /**
+     * Parse title
+     *
+     * @access protected
+     * @param  SimpleXMLElement $xml
+     */
+    protected function parseTitle(SimpleXMLElement $xml)
+    {
+        $this->subscriptionList->setTitle((string) $xml->title);
+    }
+
+    /**
+     * Parse entries
+     *
+     * @access protected
+     * @param  SimpleXMLElement $body
+     */
+    private function parseEntries(SimpleXMLElement $body)
+    {
+        foreach ($body->outline as $outlineElement) {
+            if (isset($outlineElement->outline)) {
+                $this->parseEntries($outlineElement);
+            } else {
+                $this->subscriptionList->subscriptions[] = SubscriptionParser::create($body, $outlineElement)->parse();
+            }
+        }
+    }
+}

vendor/fguillot/picofeed/lib/PicoFeed/Serialization/SubscriptionParser.php

@@ -0,0 +1,142 @@
+<?php
+
+namespace PicoFeed\Serialization;
+
+use SimpleXMLElement;
+
+/**
+ * Class SubscriptionParser
+ *
+ * @package PicoFeed\Serialization
+ * @author  Frederic Guillot
+ */
+class SubscriptionParser
+{
+    /**
+     * @var Subscription
+     */
+    protected $subscription;
+
+    /**
+     * @var SimpleXMLElement
+     */
+    private $outlineElement;
+
+    /**
+     * @var SimpleXMLElement
+     */
+    private $parentElement;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  SimpleXMLElement  $parentElement
+     * @param  SimpleXMLElement  $outlineElement
+     */
+    public function __construct(SimpleXMLElement $parentElement, SimpleXMLElement $outlineElement)
+    {
+        $this->parentElement = $parentElement;
+        $this->outlineElement = $outlineElement;
+        $this->subscription = new Subscription();
+    }
+
+    /**
+     * Get object instance
+     *
+     * @static
+     * @access public
+     * @param  SimpleXMLElement $parentElement
+     * @param  SimpleXMLElement $outlineElement
+     * @return SubscriptionParser
+     */
+    public static function create(SimpleXMLElement $parentElement, SimpleXMLElement $outlineElement)
+    {
+        return new static($parentElement, $outlineElement);
+    }
+
+    /**
+     * Parse subscription entry
+     *
+     * @access public
+     * @return Subscription
+     */
+    public function parse()
+    {
+        $this->subscription->setCategory($this->findCategory());
+        $this->subscription->setTitle($this->findTitle());
+        $this->subscription->setFeedUrl($this->findFeedUrl());
+        $this->subscription->setSiteUrl($this->findSiteUrl());
+        $this->subscription->setType($this->findType());
+        $this->subscription->setDescription($this->findDescription());
+
+        return $this->subscription;
+    }
+
+    /**
+     * Find category.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findCategory()
+    {
+        return isset($this->parentElement['text']) ? (string) $this->parentElement['text'] : '';
+    }
+
+    /**
+     * Find title.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findTitle()
+    {
+        return isset($this->outlineElement['title']) ? (string) $this->outlineElement['title'] : (string) $this->outlineElement['text'];
+    }
+
+    /**
+     * Find feed url.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findFeedUrl()
+    {
+        return (string) $this->outlineElement['xmlUrl'];
+    }
+
+    /**
+     * Find site url.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findSiteUrl()
+    {
+        return isset($this->outlineElement['htmlUrl']) ? (string) $this->outlineElement['htmlUrl'] : $this->findFeedUrl();
+    }
+
+    /**
+     * Find type.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findType()
+    {
+        return isset($this->outlineElement['version']) ? (string) $this->outlineElement['version'] :
+            isset($this->outlineElement['type']) ? (string) $this->outlineElement['type'] : 'rss';
+    }
+
+    /**
+     * Find description.
+     *
+     * @access protected
+     * @return string
+     */
+    protected function findDescription()
+    {
+        return isset($this->outlineElement['description']) ? (string) $this->outlineElement['description'] : $this->findTitle();
+    }
+}