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Utility/RSS
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  use SimpleXML to generate rss-feed
  send rss as utf-8
  fixed some misc errors when generating a feed
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@Sarjuuk
Sarjuuk committed Jul 5, 2015
1 parent f2ec843 commit 20d3d5e
Showing 1 changed file with 144 additions and 68 deletions.
212 changes: 144 additions & 68 deletions pages/utility.php
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,10 @@ class UtilityPage extends GenericPage
'latest-additions', 'latest-articles', 'latest-comments', 'latest-screenshots', 'random',
'unrated-comments', 11 => 'latest-videos', 12 => 'most-comments', 13 => 'missing-screenshots'
);

private $page = '';
private $rss = false;
private $feedData = [];

public function __construct($pageCall, $pageParam)
{
Expand All @@ -44,7 +46,7 @@ public function display($override = '')
{
if ($this->rss) // this should not be cached
{
header('Content-Type: application/rss+xml; charset=ISO-8859-1');
header('Content-Type: application/rss+xml; charset=UTF-8');
die($this->generateRSS());
}
else
Expand All @@ -68,31 +70,103 @@ protected function generateContent()

header('Location: ?'.Util::$typeStrings[$type].'='.$typeId, true, 302);
die();
case 'latest-comments':
$this->lvTabs[] = array(
'file' => 'commentpreview',
'data' => CommunityContent::getCommentPreviews(),
'params' => []
);
case 'latest-comments': // rss
$data = CommunityContent::getCommentPreviews();

if ($this->rss)
{
foreach ($data as $d)
{
// todo (low): preview should be html-formated
$this->feedData[] = array(
'title' => [true, [], Util::ucFirst(Lang::game(Util::$typeStrings[$d['type']])).Lang::main('colon').htmlentities($d['subject'])],
'link' => [false, [], HOST_URL.'/?go-to-comment&id='.$d['id']],
'description' => [true, [], htmlentities($d['preview'])."<br /><br />".sprintf(Lang::main('byUserTimeAgo'), $d['user'], Util::formatTime($d['elapsed'] * 1000, true))],
'pubDate' => [false, [], date(DATE_RSS, time() - $d['elapsed'])],
'guid' => [false, [], HOST_URL.'/?go-to-comment&amp;id='.$d['id']]
// 'domain' => [false, [], null]
);
}
}
else
{
$this->lvTabs[] = array(
'file' => 'commentpreview',
'data' => $data,
'params' => []
);
}
break;
case 'latest-screenshots':
$this->lvTabs[] = array(
'file' => 'screenshot',
'data' => CommunityContent::getScreenshots(),
'params' => []
);
case 'latest-screenshots': // rss
$data = CommunityContent::getScreenshots();

if ($this->rss)
{
foreach ($data as $d)
{
$desc = '<a href="'.HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#screenshots:id='.$d['id'].'"><img src="'.STATIC_URL.'/uploads/screenshots/thumb/'.$d['id'].'.jpg" alt="" /></a>';
if ($d['caption'])
$desc .= '<br />'.$d['caption'];
$desc .= "<br /><br />".sprintf(Lang::main('byUserTimeAgo'), $d['user'], Util::formatTime($d['elapsed'] * 1000, true));

// enclosure/length => filesize('static/uploads/screenshots/thumb/'.$d['id'].'.jpg') .. always set to this placeholder value though
$this->feedData[] = array(
'title' => [true, [], Util::ucFirst(Lang::game(Util::$typeStrings[$d['type']])).Lang::main('colon').htmlentities($d['subject'])],
'link' => [false, [], HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#screenshots:id='.$d['id']],
'description' => [true, [], $desc],
'pubDate' => [false, [], date(DATE_RSS, time() - $d['elapsed'])],
'enclosure' => [false, ['url' => STATIC_URL.'/uploads/screenshots/thumb/'.$d['id'].'.jpg', 'length' => 12345, 'type' => 'image/jpeg'], null],
'guid' => [false, [], HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#screenshots:id='.$d['id']],
// 'domain' => [false, [], live|ptr]
);
}
}
else
{
$this->lvTabs[] = array(
'file' => 'screenshot',
'data' => $data,
'params' => []
);
}
break;
case 'latest-videos':
$this->lvTabs[] = array(
'file' => 'video',
'data' => CommunityContent::getVideos(),
'params' => []
);
case 'latest-videos': // rss
$data = CommunityContent::getVideos();

if ($this->rss)
{
foreach ($data as $d)
{
$desc = '<a href="'.HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#videos:id='.$d['id'].'"><img src="//i3.ytimg.com/vi/'.$d['videoId'].'/default.jpg" alt="" /></a>';
if ($d['caption'])
$desc .= '<br />'.$d['caption'];
$desc .= "<br /><br />".sprintf(Lang::main('byUserTimeAgo'), $d['user'], Util::formatTime($d['elapsed'] * 1000, true));

// is enclosure/length .. is this even relevant..?
$this->feedData[] = array(
'title' => [true, [], Util::ucFirst(Lang::game(Util::$typeStrings[$d['type']])).Lang::main('colon').htmlentities($row['subject'])],
'link' => [false, [], HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#videos:id='.$d['id']],
'description' => [true, [], $desc],
'pubDate' => [false, [], date(DATE_RSS, time() - $row['elapsed'])],
'enclosure' => [false, ['url' => '//i3.ytimg.com/vi/'.$d['videoId'].'/default.jpg', 'length' => 12345, 'type' => 'image/jpeg'], null],
'guid' => [false, [], HOST_URL.'/?'.Util::$typeStrings[$d['type']].'='.$d['typeId'].'#videos:id='.$d['id']],
// 'domain' => [false, [], live|ptr]
);
}
}
else
{
$this->lvTabs[] = array(
'file' => 'video',
'data' => $data,
'params' => []
);
}
break;
case 'latest-articles':
case 'latest-articles': // rss
$this->lvTabs = [];
break;
case 'latest-additions':
case 'latest-additions': // rss
$extraText = '';
break;
case 'unrated-comments':
Expand Down Expand Up @@ -125,7 +199,7 @@ protected function generateContent()
}
}
break;
case 'most-comments':
case 'most-comments': // rss
if ($this->category && !in_array($this->category[0], [1, 7, 30]))
header('Location: ?most-comments=1'.($this->rss ? '&rss' : null), true, 302);

Expand Down Expand Up @@ -155,23 +229,39 @@ protected function generateContent()
if (!$typeClass->error)
{
$data = $typeClass->getListviewData();
foreach ($data as $typeId => &$d)
$d['ncomments'] = $comments[$typeId];

$this->extendGlobalData($typeClass->getJSGlobals(GLOBALINFO_ANY));
$this->lvTabs[] = array(
'file' => $typeClass::$brickFile,
'data' => $data,
'params' => $params,
'_type' => Util::$typeStrings[$type]
);
if ($this->rss)
{
foreach ($data as $typeId => &$d)
{
$this->feedData[] = array(
'title' => [true, [], htmlentities(Util::$typeStrings[$type] == 'item' ? substr($d['name'], 1) : $d['name'])],
'type' => [false, [], Util::$typeStrings[$type]],
'link' => [false, [], HOST_URL.'/?'.Util::$typeStrings[$type].'='.$d['id']],
'ncomments' => [false, [], $comments[$typeId]['ncomments']]
);
}
}
else
{
foreach ($data as $typeId => &$d)
$d['ncomments'] = $comments[$typeId]['ncomments'];

$this->extendGlobalData($typeClass->getJSGlobals(GLOBALINFO_ANY));
$this->lvTabs[] = array(
'file' => $typeClass::$brickFile,
'data' => $data,
'params' => $params
);
}
}
}

break;
}

// found nothing => set empty content
if (!$this->lvTabs)
if (!$this->lvTabs && !$this->rss)
{
$this->lvTabs[] = array(
'file' => 'commentpreview', // anything, doesn't matter what
Expand All @@ -185,49 +275,35 @@ protected function generateRSS()
{
$this->generateContent();

$xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n".
"<rss version=\"2.0\">\n<channel>\n".
"<title>".CFG_NAME_SHORT.' - '.$this->name."</title>\n".
"<link>".HOST_URL.'?'.$this->page . ($this->category ? '='.$this->category[0] : null)."</link>\n".
"<description>".CFG_NAME."</description>\n".
"<language>".implode('-', str_split(User::$localeString, 2))."</language>\n".
"<ttl>".CFG_TTL_RSS."</ttl>\n".
"<lastBuildDate>".date(DATE_RSS)."</lastBuildDate>\n";
$root = new SimpleXML('<rss />');
$root->addAttribute('version', '2.0');

$channel = $root->addChild('channel');

if ($this->page == 'most-comments')
{
foreach ($this->lvTabs as $tab)
{
foreach ($tab['data'] as $row)
{
$xml .= "<item>\n".
"<title><![CDATA[".htmlentities($tab['_type'] == 'item' ? substr($row['name'], 1) : $row['name'])."]]></title>\n".
"<type>".$tab['_type']."</type>\n".
"<link>".HOST_URL.'/?'.$tab['_type'].'='.$row['id']."</link>\n".
"<ncomments>".$row['ncomments']."</ncomments>\n".
"</item>\n";
}
}
}
else
$channel->addChild('title', CFG_NAME_SHORT.' - '.$this->name);
$channel->addChild('link', HOST_URL.'/?'.$this->page . ($this->category ? '='.$this->category[0] : null));
$channel->addChild('description', CFG_NAME);
$channel->addChild('language', implode('-', str_split(User::$localeString, 2)));
$channel->addChild('ttl', CFG_TTL_RSS);
$channel->addChild('lastBuildDate', date(DATE_RSS));

foreach ($this->feedData as $row)
{
foreach ($this->lvTabs[0]['data'] as $row)
$item = $channel->addChild('item');

foreach ($row as $key => list($isCData, $attrib, $text))
{
$xml .= "<item>\n".
"<title><![CDATA[".htmlentities($row['subject'])."]]></title>\n".
"<link>".HOST_URL.'?go-to-comment&amp;id='.$row['id']."</link>\n".
"<description><![CDATA[".htmlentities($row['preview'])." ".sprintf(Lang::timeUnits('ago'), Util::formatTime($row['elapsed'] * 100, true))."]]></description>\n". // todo (low): preview should be html-formated
"<pubDate>".date(DATE_RSS, time() - $row['elapsed'])."</pubDate>\n".
"<guid>".HOST_URL.'?go-to-comment&amp;id='.$row['id']."</guid>\n".
"<domain />\n".
"</item>\n";
if ($isCData && $text)
$child = $item->addChild($key)->addCData($text);
else
$child = $item->addChild($key, $text);

foreach ($attrib as $k => $v)
$child->addAttribute($k, $v);
}
}

$xml .= "</channel>\n</rss>";

return $xml;
return $root->asXML();
}

protected function generateTitle()
Expand Down

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