/**
* Returns true if the passed {@link WizardComponent} validates against this rule.
* @param ref object $component
* @access public
* @return boolean
*/
function checkValue($component)
{
$doc = new Harmoni_DOMDocument();
try {
$doc->loadXML($component->getAllValues());
} catch (DOMException $e) {
$component->setErrorText($e->getMessage());
return false;
}
try {
$doc->schemaValidateWithException($this->xmlSchemaPath);
} catch (ValidationFailedException $e) {
$component->setErrorText($e->getMessage());
return false;
}
return true;
}
/**
* Answer an XML document for the options for this theme
*
* @return object Harmoni_DOMDocument
* @access public
* @since 5/15/08
*/
public function getOptionsDocument()
{
try {
$optionsString = $this->getThemeDataByType('options.xml');
$doc = new Harmoni_DOMDocument();
$doc->preserveWhiteSpace = false;
if (strlen($optionsString)) {
$doc->loadXML($optionsString);
}
return $doc;
} catch (OperationFailedException $e) {
return new Harmoni_DOMDocument();
}
}
/**
* Save the advanced step
*
* @param array $values
* @return boolean
* @access protected
* @since 5/15/08
*/
protected function saveAdvancedStep(array $values)
{
$component = $this->getSiteComponent();
$theme = $component->getTheme();
if (isset($values['create_copy']) && $values['create_copy']) {
// Get the first source that supports admin.
$guiMgr = Services::getService('GUIManager');
foreach ($guiMgr->getThemeSources() as $source) {
if ($source->supportsThemeAdmin()) {
$adminSession = $source->getThemeAdminSession();
$newTheme = $adminSession->createCopy($theme);
$component->updateTheme($newTheme);
$this->createdCopy = true;
return true;
}
}
// Nowhere to copy to.
print "<p>" . _("Error: No available source to copy this theme to.") . "</p>";
return false;
}
/*********************************************************
* Return if we are not editing advanced options
*********************************************************/
if (!$theme->supportsModification()) {
return true;
}
$modSess = $theme->getModificationSession();
if (!$modSess->canModify()) {
return true;
}
/*********************************************************
* Info
*********************************************************/
$modSess->updateDisplayName($values['display_name']);
$modSess->updateDescription($values['description']);
if (!is_null($values['thumbnail']['tmp_name'])) {
$file = new Harmoni_Filing_FileSystemFile($values['thumbnail']['tmp_name']);
$file->setMimeType($values['thumbnail']['type']);
$modSess->updateThumbnail($file);
}
/*********************************************************
* CSS and HTML
*********************************************************/
$modSess->updateGlobalCss($values['global_css']);
foreach ($modSess->getComponentTypes() as $type) {
$modSess->updateCssForType($type, $values[$type . '-css']);
$modSess->updateTemplateForType($type, $values[$type . '-html']);
}
/*********************************************************
* Images
*********************************************************/
$missingImages = $theme->getImages();
foreach ($values['images'] as $imageVal) {
// Add new images
if ($imageVal['image']['tmp_name']) {
$file = new Harmoni_Filing_FileSystemFile($imageVal['image']['tmp_name']);
$file->setMimeType($imageVal['image']['type']);
$theme->addImage($file, $imageVal['image']['name'], $imageVal['path_prefix']);
} else {
if ($imageVal['path_prefix'] != $imageVal['orig_path_prefix']) {
$image = $modSess->getImage($imageVal['orig_path_prefix'] . '/' . $imageVal['image']['name']);
$image->setPath($imageVal['path_prefix'] . '/' . $imageVal['image']['name']);
}
}
// Mark images as existing
if ($imageVal['path_prefix']) {
$path = $imageVal['path_prefix'] . '/' . $imageVal['image']['name'];
} else {
$path = $imageVal['image']['name'];
}
foreach ($missingImages as $key => $image) {
if ($image->getPath() == $path) {
unset($missingImages[$key]);
}
}
}
// Remove any images that were removed.
foreach ($missingImages as $image) {
$image->delete();
}
/*********************************************************
* Options
*********************************************************/
$optionsString = trim($values['options']);
$optionsDoc = new Harmoni_DOMDocument();
$optionsDoc->preserveWhiteSpace = false;
if (strlen($optionsString) && $optionsString != '<?xml version="1.0"?>') {
try {
$optionsDoc->loadXML($values['options']);
} catch (DOMException $e) {
print "<strong>" . _("Error in Options Definition:") . " </strong>";
print $e->getMessage();
return false;
}
}
try {
$modSess->updateOptionsDocument($optionsDoc);
} catch (ValidationFailedException $e) {
print "<strong>" . _("Error in Options Definition:") . " </strong>";
print $e->getMessage();
return false;
}
return true;
}
/**
* Load feed data, convert and clean it, and return its string value.
*
* @param string $url
* @return string RSS xml
* @access protected
* @since 7/8/08
*/
protected function loadFeedXml($url)
{
$feedData = @file_get_contents($url);
if (!strlen($feedData)) {
throw new OperationFailedException("Could not access feed, '" . $url . "'.");
}
$feed = new DOMDocument();
// If the encoding is not UTF-8, convert the document
if (preg_match('/^<\\?xml .*encoding=[\'"]([a-zA-Z0-9-]+)[\'"].*\\?>/m', $feedData, $matches)) {
$encoding = $matches[1];
if (strtoupper($encoding) != 'UTF8' && strtoupper($encoding) != 'UTF-8') {
$feedData = mb_convert_encoding($feedData, 'UTF-8', strtoupper($encoding));
$feedData = preg_replace('/^(<\\?xml .*encoding=[\'"])([a-zA-Z0-9-]+)([\'"].*\\?>)/m', '\\1UTF-8\\3', $feedData);
}
}
// Convert any non-UTF-8 characters
$string = String::withValue($feedData);
$string->makeUtf8();
$feedData = $string->asString();
if (!@$feed->loadXML($feedData)) {
throw new OperationFailedException("Invalid feed data: \"" . $feedData . "\" for URL: " . $url);
}
// Handle any format conversions
$feed = $this->convertToRss($feed);
// Validate Feed.
// $tmpFeed = $feed;
// $feed = new Harmoni_DOMDocument;
// $feed->loadXML($tmpFeed->saveXML());
// unset($tmpFeed);
// $feed->schemaValidateWithException(dirname(__FILE__).'/rss-2_0-lax.xsd');
// Run through the titles, authors, and descriptions and clean out any unsafe HTML
foreach ($feed->getElementsByTagName('title') as $element) {
$element->nodeValue = strip_tags(htmlspecialchars_decode($element->nodeValue));
}
foreach ($feed->getElementsByTagName('author') as $element) {
$element->nodeValue = strip_tags(htmlspecialchars_decode($element->nodeValue));
}
foreach ($feed->getElementsByTagName('comments') as $element) {
$element->nodeValue = htmlentities(strip_tags(html_entity_decode($element->nodeValue)));
}
foreach ($feed->getElementsByTagName('link') as $element) {
$element->nodeValue = htmlentities(strip_tags(html_entity_decode($element->nodeValue)));
}
foreach ($feed->getElementsByTagName('description') as $description) {
$html = HtmlString::fromString(htmlspecialchars_decode($description->nodeValue));
$html->cleanXSS();
$description->nodeValue = htmlspecialchars($html->asString());
}
// Move the feed into a dom document.
$tmpFeed = $feed;
$feed = new Harmoni_DOMDocument();
$feed->loadXML($tmpFeed->saveXML());
unset($tmpFeed);
// Validate the feed again
// $feed->schemaValidateWithException(dirname(__FILE__).'/rss-2_0-lax.xsd');
// Just ensure a few basic things:
if (!$feed->documentElement->nodeName == 'rss') {
throw new DOMDocumentException("Feed root must be an rss element");
}
// Check for channels
foreach ($feed->documentElement->childNodes as $element) {
if ($element->nodeType == 1 && $element->nodeName != 'channel') {
throw new DOMDocumentException("'" . $node->nodeName . "' is not expected, expecting 'channel'.");
}
}
// Check dates
foreach ($feed->getElementsByTagName('pubdate') as $element) {
if (!preg_match('/(((Mon)|(Tue)|(Wed)|(Thu)|(Fri)|(Sat)|(Sun)), *)?\\d\\d? +((Jan)|(Feb)|(Mar)|(Apr)|(May)|(Jun)|(Jul)|(Aug)|(Sep)|(Oct)|(Nov)|(Dec)) +\\d\\d(\\d\\d)? +\\d\\d:\\d\\d(:\\d\\d)? +(([+\\-]?\\d\\d\\d\\d)|(UT)|(GMT)|(EST)|(EDT)|(CST)|(CDT)|(MST)|(MDT)|(PST)|(PDT)|\\w)/', $element->nodeValue)) {
throw new DOMDocumentException("'" . $element->nodeValue . "' is not a valid date.");
}
}
return $feed->saveXMLWithWhitespace();
}
/**
* Answer a DOM XML Document for the given topic
*
* @param string $topic
* @return object DOMDocument
* @access public
* @since 12/9/05
*/
function getTopicXmlDocument($topic)
{
$document = new Harmoni_DOMDocument();
$tocPart = $this->_tableOfContents->getTableOfContentsPart($topic);
if (!$tocPart || !$tocPart->file || !file_exists($tocPart->file)) {
ob_start();
print "<html>\n";
print "\t<head>\n";
print "\t\t<title>";
print dgettext("polyphony", "Topic Not Found");
print "</title>\n";
print "\t</head>\n";
print "\t<body>\n";
print "\t\t<h1>";
print dgettext("polyphony", "Topic Not Found");
print "</h1>\n";
print "\t\t<p>";
print dgettext("polyphony", "The topic that you requested was not found.");
print "</p>\n";
print "\t</body>\n";
print "</html>\n";
$document->loadXML(ob_get_clean());
} else {
$document->load($tocPart->file);
}
return $document;
}
/**
* Write an option
*
* @param string $groupId
* @return void
* @access protected
* @since 2/4/09
*/
protected function getOptions()
{
$doc = new Harmoni_DOMDocument();
$doc->preserveWhiteSpace = false;
try {
$doc->loadXML($this->getContent());
} catch (DOMException $e) {
$doc->appendChild($doc->createElement('options'));
}
if (!$doc->documentElement->nodeName == 'options') {
throw new OperationFailedException('Expection root-node "options", found "' . $doc->documentElement->nodeName . '".');
}
return $doc;
}
/**
* Write an option
*
* @param string $key
* @param string $val
* @return void
* @access protected
* @since 2/4/09
*/
protected function writeOption($key, $val)
{
// The options will look like:
/*
<options>
<targetNodeId>12345</targetNodeId>
<defaultSortMethod>alpha</defaultSortMethod>
<defaultDisplayType>cloud</defaultDisplayType>
</options>
*/
if (!in_array($key, $this->_allowedOptions)) {
throw new InvalidArgumentException("Unknown option, {$key}");
}
$doc = new Harmoni_DOMDocument();
$doc->preserveWhiteSpace = false;
try {
$doc->loadXML($this->getContent());
} catch (DOMException $e) {
$doc->appendChild($doc->createElement('options'));
}
if (!$doc->documentElement->nodeName == 'options') {
throw new OperationFailedException('Expection root-node "options", found "' . $doc->documentElement->nodeName . '".');
}
// Fetch the existing element or create a new one for this key
$xpath = new DOMXPath($doc);
$elements = $xpath->query('/options/' . $key);
if ($elements->length) {
$element = $elements->item(0);
} else {
$element = $doc->documentElement->appendChild($doc->createElement($key));
}
// Set the value and save
$element->nodeValue = $val;
$this->setContent($doc->saveXMLWithWhitespace());
}
