public function testCanDetectHubs()
{
$feed = \Zend\Feed\Reader\Reader::importFile(__DIR__ . '/_files/rss20.xml');
$this->assertEquals(array(
'http://www.example.com/hub', 'http://www.example.com/hub2'
), PubSubHubbub\PubSubHubbub::detectHubs($feed));
}
/**
* Loads feed from an url or file path
*
* @param string $file
*
* @return Reader
*/
public function load($file)
{
if (file_exists($file)) {
$this->feed = ZendReader::importFile($file);
} else {
$this->feed = ZendReader::import($file);
}
return $this;
}
<?php
use Zend\Feed\Reader\Reader;
require_once __DIR__ . '/../vendor/autoload.php';
if ($argc != 5) {
printf("[%s] Invalid arguments (requires 4, received %d)\n", $argv[0], $argc);
printf("Usage:\n %s [blog-rss] [security-config] [template] [homepage-path]\n", $argv[0]);
exit(1);
}
$blogRssPath = $argv[1];
$securityConfigPath = $argv[2];
$template = $argv[3];
$homepagePath = $argv[4];
$items = array();
$max = 4;
$feed = Reader::importFile($blogRssPath);
$count = 0;
foreach ($feed as $item) {
$items[] = array('title' => $item->getTitle(), 'href' => $item->getLink(), 'date' => $item->getDateCreated());
$count += 1;
if ($count == $max) {
break;
}
}
$securityConfig = (include $securityConfigPath);
$count = 0;
foreach ($securityConfig['security']['advisories'] as $issue => $item) {
$items[] = array('title' => $item['title'], 'href' => sprintf('/security/advisory/%s', $issue), 'date' => DateTime::createFromFormat('D, d F Y H:i:s O', $item['date']));
$count += 1;
if ($count == $max) {
break;
public function testImportsFile()
{
try {
$feed = Reader\Reader::importFile(__DIR__ . '/Reader/Entry/_files/Atom/title/plain/atom10.xml');
} catch (\Exception $e) {
$this->fail($e->getMessage());
}
}
public function testImportsFile()
{
$feed = Reader\Reader::importFile(dirname(__FILE__) . '/Entry/_files/Atom/title/plain/atom10.xml');
$this->assertInstanceOf('Zend\\Feed\\Reader\\Feed\\FeedInterface', $feed);
}
/**
* Return feed content and settings in JSON format.
*
* @return mixed
*/
public function getFeedAjax()
{
if (!($id = $this->params()->fromQuery('id'))) {
return $this->output('Missing feed id', self::STATUS_ERROR);
}
$touchDevice = $this->params()->fromQuery('touch-device') !== null ? $this->params()->fromQuery('touch-device') === '1' : false;
$config = $this->getServiceLocator()->get('VuFind\\Config')->get('rss');
if (!isset($config[$id])) {
return $this->output('Missing feed configuration', self::STATUS_ERROR);
}
$config = $config[$id];
if (!$config->active) {
return $this->output('Feed inactive', self::STATUS_ERROR);
}
if (!($url = $config->url)) {
return $this->output('Missing feed URL', self::STATUS_ERROR);
}
$translator = $this->getServiceLocator()->get('VuFind\\Translator');
$language = $translator->getLocale();
if (isset($url[$language])) {
$url = trim($url[$language]);
} else {
if (isset($url['*'])) {
$url = trim($url['*']);
} else {
return $this->output('Missing feed URL', self::STATUS_ERROR);
}
}
$type = $config->type;
$channel = null;
// Check for cached version
$cacheEnabled = false;
$cacheDir = $this->getServiceLocator()->get('VuFind\\CacheManager')->getCache('feed')->getOptions()->getCacheDir();
$cacheKey = $config->toArray();
$cacheKey['language'] = $language;
$localFile = "{$cacheDir}/" . md5(var_export($cacheKey, true)) . '.xml';
$cacheConfig = $this->getServiceLocator()->get('VuFind\\Config')->get('config');
$maxAge = isset($cacheConfig->Content->feedcachetime) ? $cacheConfig->Content->feedcachetime : false;
$httpService = $this->getServiceLocator()->get('VuFind\\Http');
Reader::setHttpClient($httpService->createClient());
if ($maxAge) {
$cacheEnabled = true;
if (is_readable($localFile) && time() - filemtime($localFile) < $maxAge * 60) {
$channel = Reader::importFile($localFile);
}
}
if (!$channel) {
// No cache available, read from source.
if (preg_match('/^http(s)?:\\/\\//', $url)) {
// Absolute URL
$channel = Reader::import($url);
} else {
if (substr($url, 0, 1) === '/') {
// Relative URL
$url = substr($this->getServerUrl('home'), 0, -1) . $url;
$channel = Reader::import($url);
} else {
// Local file
if (!is_file($url)) {
return $this->output("File {$url} could not be found", self::STATUS_ERROR);
}
$channel = Reader::importFile($url);
}
}
}
if (!$channel) {
return $this->output('Parsing failed', self::STATUS_ERROR);
}
if ($cacheEnabled) {
file_put_contents($localFile, $channel->saveXml());
}
$content = ['title' => 'getTitle', 'text' => 'getContent', 'image' => 'getEnclosure', 'link' => 'getLink', 'date' => 'getDateCreated'];
$dateFormat = isset($config->dateFormat) ? $config->dateFormat : 'j.n.';
$itemsCnt = isset($config->items) ? $config->items : null;
$items = [];
foreach ($channel as $item) {
$data = [];
foreach ($content as $setting => $method) {
if (!isset($config->content[$setting]) || $config->content[$setting] != 0) {
$tmp = $item->{$method}();
if (is_object($tmp)) {
$tmp = get_object_vars($tmp);
}
if ($setting == 'image') {
if (!$tmp || stripos($tmp['type'], 'image') === false) {
// Attempt to parse image URL from content
if ($tmp = $this->extractImage($item->getContent())) {
$tmp = ['url' => $tmp];
}
}
} else {
if ($setting == 'date') {
if (isset($tmp['date'])) {
$tmp = new \DateTime($tmp['date']);
$tmp = $tmp->format($dateFormat);
}
} else {
if (is_string($tmp)) {
$tmp = strip_tags($tmp);
}
}
}
if ($tmp) {
$data[$setting] = $tmp;
}
}
}
// Make sure that we have something to display
$accept = $data['title'] && trim($data['title']) != '' || $data['text'] && trim($data['text']) != '' || $data['image'];
if (!$accept) {
continue;
}
$items[] = $data;
if ($itemsCnt !== null) {
if (--$itemsCnt === 0) {
break;
}
}
}
$images = isset($config->content['image']) ? $config->content['image'] : true;
$moreLink = !isset($config->moreLink) || $config->moreLink ? $channel->getLink() : null;
$key = $touchDevice ? 'touch' : 'desktop';
$linkText = null;
if (isset($config->linkText[$key])) {
$linkText = $config->linkText[$key];
} else {
if (isset($config->linkText) && is_string($config->linkText)) {
$linkText = $config->linkText;
}
}
$feed = ['linkText' => $linkText, 'moreLink' => $moreLink, 'type' => $type, 'items' => $items, 'touchDevice' => $touchDevice, 'images' => $images];
if (isset($config->title)) {
if ($config->title == 'rss') {
$feed['title'] = $channel->getTitle();
} else {
$feed['translateTitle'] = $config->title;
}
}
if (isset($config->linkTarget)) {
$feed['linkTarget'] = $config->linkTarget;
}
$template = $type == 'list' ? 'list' : 'carousel';
$html = $this->getViewRenderer()->partial("ajax/feed-{$template}.phtml", $feed);
$settings = [];
$settings['type'] = $type;
if (isset($config->height)) {
$settings['height'] = $config->height;
}
if ($type == 'carousel' || $type == 'carousel-vertical') {
$settings['images'] = $images;
$settings['autoplay'] = isset($config->autoplay) ? $config->autoplay : false;
$settings['dots'] = isset($config->dots) ? $config->dots == true : true;
$breakPoints = ['desktop' => 4, 'desktop-small' => 3, 'tablet' => 2, 'mobile' => 1];
foreach ($breakPoints as $breakPoint => $default) {
$settings['slidesToShow'][$breakPoint] = isset($config->itemsPerPage[$breakPoint]) ? (int) $config->itemsPerPage[$breakPoint] : $default;
$settings['scrolledItems'][$breakPoint] = isset($config->scrolledItems[$breakPoint]) ? (int) $config->scrolledItems[$breakPoint] : $settings['slidesToShow'][$breakPoint];
}
if ($type == 'carousel') {
$settings['titlePosition'] = isset($config->titlePosition) ? $config->titlePosition : null;
}
}
$res = ['html' => $html, 'settings' => $settings];
return $this->output($res, self::STATUS_OK);
}
/**
* Utility function for processing a feed (see readFeed, readFeedFromUrl).
*
* @param array $feedConfig Configuration
* @param Zend\Mvc\Controller\Plugin\Url $urlHelper Url helper
* @param string $viewUrl View URL
* @param string $id Feed id (needed when the
* feed content is shown on a content page or in a modal)
*
* @return mixed null|array
*/
protected function processReadFeed($feedConfig, $urlHelper, $viewUrl, $id = null)
{
$config = $feedConfig['result'];
$url = $feedConfig['url'];
$type = $config->type;
$cacheKey = $config->toArray();
$cacheKey['language'] = $this->translator->getLocale();
$modal = false;
$showFullContentOnSite = isset($config->linkTo) && in_array($config->linkTo, ['modal', 'content-page']);
$modal = $config->linkTo == 'modal';
$contentPage = $config->linkTo == 'content-page';
$dateFormat = isset($config->dateFormat) ? $config->dateFormat : 'j.n.';
$contentDateFormat = isset($config->contentDateFormat) ? $config->contentDateFormat : 'j.n.Y';
$itemsCnt = isset($config->items) ? $config->items : null;
$elements = isset($config->content) ? $config->content : [];
$channel = null;
// Check for cached version
$cacheDir = $this->cacheManager->getCache('feed')->getOptions()->getCacheDir();
$localFile = "{$cacheDir}/" . md5(var_export($cacheKey, true)) . '.xml';
$maxAge = isset($this->mainConfig->Content->feedcachetime) ? $this->mainConfig->Content->feedcachetime : 10;
Reader::setHttpClient($this->http->createClient());
if ($maxAge) {
if (is_readable($localFile) && time() - filemtime($localFile) < $maxAge * 60) {
$channel = Reader::importFile($localFile);
}
}
if (!$channel) {
// No cache available, read from source.
if (preg_match('/^http(s)?:\\/\\//', $url)) {
// Absolute URL
$channel = Reader::import($url);
} else {
if (substr($url, 0, 1) === '/') {
// Relative URL
$url = substr($viewUrl, 0, -1) . $url;
try {
$channel = Reader::import($url);
} catch (\Exception $e) {
$this->logError("Error importing feed from url {$url}");
$this->logError(" " . $e->getMessage());
}
} else {
// Local file
if (!is_file($url)) {
$this->logError("File {$url} could not be found");
throw new \Exception('Error reading feed');
}
$channel = Reader::importFile($url);
}
}
if ($channel) {
file_put_contents($localFile, $channel->saveXml());
}
}
if (!$channel) {
return false;
}
$content = ['title' => 'getTitle', 'text' => 'getContent', 'image' => 'getEnclosure', 'link' => 'getLink', 'date' => 'getDateCreated', 'contentDate' => 'getDateCreated'];
$xpathContent = ['html' => '//item/content:encoded'];
$items = [];
$cnt = 0;
$xpath = null;
$cnt = 0;
foreach ($channel as $item) {
if (!$xpath) {
$xpath = $item->getXpath();
}
$data = [];
$data['modal'] = $modal;
foreach ($content as $setting => $method) {
if (!isset($elements[$setting]) || $elements[$setting] != 0) {
$value = $item->{$method}();
if (is_object($value)) {
$value = get_object_vars($value);
}
if ($setting == 'image') {
if (!$value || stripos($value['type'], 'image') === false) {
// Attempt to parse image URL from content
if ($value = $this->extractImage($item->getContent())) {
$value = ['url' => $value];
}
}
} else {
if ($setting == 'date') {
if (isset($value['date'])) {
$value = new \DateTime($value['date']);
if ($dateFormat) {
$value = $value->format($dateFormat);
}
}
} else {
if ($setting == 'contentDate') {
if (isset($value['date'])) {
$value = new \DateTime($value['date']);
if ($contentDateFormat) {
$value = $value->format($contentDateFormat);
}
}
} else {
if ($setting == 'link' && $showFullContentOnSite) {
$link = $urlHelper->fromRoute('feed-content-page', ['page' => $id, 'element' => $cnt]);
$value = $link;
} else {
if (is_string($value)) {
$value = strip_tags($value);
}
}
}
}
}
if ($value) {
$data[$setting] = $value;
}
}
}
// Make sure that we have something to display
$accept = $data['title'] && trim($data['title']) != '' || $data['text'] && trim($data['text']) != '' || $data['image'];
if (!$accept) {
continue;
}
$items[] = $data;
$cnt++;
if ($itemsCnt !== null && $cnt == $itemsCnt) {
break;
}
}
if ($xpath && !empty($xpathContent)) {
if ($xpathItem = $xpath->query('//item/content:encoded')->item(0)) {
$contentSearch = isset($config->htmlContentSearch) ? $config->htmlContentSearch->toArray() : [];
$contentReplace = isset($config->htmlContentReplace) ? $config->htmlContentReplace->toArray() : [];
$searchReplace = array_combine($contentSearch, $contentReplace);
$cnt = 0;
foreach ($items as &$item) {
foreach ($xpathContent as $setting => $xpathElement) {
$content = $xpath->query($xpathElement, $xpathItem)->item($cnt++)->nodeValue;
// Remove width & height declarations from style
// attributes in div & p elements
$dom = new \DOMDocument();
libxml_use_internal_errors(true);
$dom->loadHTML(mb_convert_encoding($content, 'HTML-ENTITIES', 'UTF-8'));
$domx = new \DOMXPath($dom);
$elements = $domx->query('//div[@style]|//p[@style]');
foreach ($elements as $el) {
$styleProperties = [];
$styleAttr = $el->getAttribute('style');
$properties = explode(';', $styleAttr);
foreach ($properties as $prop) {
list($field, $val) = explode(':', $prop);
if (stristr($field, 'width') === false && stristr($field, 'height') === false && stristr($field, 'margin') === false) {
$styleProperties[] = $prop;
}
}
$el->removeAttribute("style");
$el->setAttribute('style', implode(';', $styleProperties));
}
$content = $dom->saveHTML();
// Process feed specific search-replace regexes
foreach ($searchReplace as $search => $replace) {
$pattern = "/{$search}/";
$replaced = preg_replace($pattern, $replace, $content);
if ($replaced !== null) {
$content = $replaced;
}
}
$item[$setting] = $content;
}
}
}
}
return compact('channel', 'items', 'config', 'modal', 'contentPage');
}
