/**
* Tells the wizard component to update itself - this may include getting
* form post data or validation - whatever this particular component wants to
* do every pageload.
* @param string $fieldName The field name to use when outputting form data or
* similar parameters/information.
* @access public
* @return boolean - TRUE if everything is OK
*/
function update($fieldName)
{
$val = RequestContext::value($fieldName);
if ($val !== null && (!$this->_startingDisplay || $val != $this->_startingDisplay)) {
$string = HtmlString::fromString($val);
$string->cleanXSS();
$this->_value = $string->asString();
if (trim($this->_value) != trim($val)) {
$this->_origErrorText = $this->getErrorText();
$this->setErrorText(dgettext('polyphony', "The value you entered has been reformatted to meet XHTML validity standards."));
// Add both error text if validation failed as well.
if (!$this->validate()) {
$this->setErrorText($this->getErrorText() . " " . $this->_origErrorText);
}
$this->_showError = true;
// Add a dummy rule if needed.
if (!$this->getErrorRule()) {
$this->setErrorRule(new WECRegex('.*'));
}
} else {
// Reset the original error text.
if (isset($this->_origErrorText)) {
$this->setErrorText($this->_origErrorText);
}
}
}
return $this->validate();
}
/**
* Return the heading text for this action, or an empty string.
*
* @return string
* @access public
* @since 4/26/05
*/
function getHeadingText()
{
$repository = $this->getRepository();
$description = HtmlString::fromString($repository->getDescription());
$description->clean();
return $repository->getDisplayName() . "<div style='font-size: small; margin-left: 25px;'>" . $description->asString() . "</div> ";
}
/**
* Required: Set the description
*
* @param string $description
* @return void
* @access public
* @since 8/7/06
*/
function setDescription($description)
{
ArgumentValidator::validate($description, StringValidatorRule::getRule());
$this->_description = HtmlString::fromString(str_replace(" ", " ", $description));
$this->_description->makeUtf8();
$this->_description->clean();
}
/**
* 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 valid XHTML with any tag or special-character errors fixed.
*
* @param string $htmlString
* @return string
* @access public
* @since 1/26/06
*/
public final function cleanHTML($htmlString)
{
$htmlStringObj = HtmlString::fromString($htmlString);
// SafeHTML looks for the first colon to determine if something is a
// a protocal.
$htmlStringObj->addSafeProtocal('[[fileurl');
$htmlStringObj->addSafeProtocal('[[localurl');
$htmlStringObj->cleanXSS();
$htmlStringObj->makeUtf8();
return $htmlStringObj->asString();
}
/**
* Print out a log entry
*
* @param object Entry $entry
* @return void
* @access public
* @since 8/7/06
*/
function addEntry($entry)
{
$rssItem = $this->addItem(new RSSItem());
$harmoni = Harmoni::instance();
$agentManager = Services::getService("Agent");
$hierarchyManager = Services::getService("Hierarchy");
$timestamp = $entry->getTimestamp();
$timestamp = $timestamp->asTimestamp();
$item = $entry->getItem();
$desc = HtmlString::fromString($item->getDescription());
// a title
$rssItem->setTitle($desc->stripTagsAndTrim(5));
// Date of occurance
$rssItem->setPubDate($timestamp);
// A unique id...
$rssItem->setGUID(md5($timestamp->asUnixTimeStamp() . $item->getDescription() . $item->getBacktrace()), false);
// Category
$rssItem->addCategory($item->getCategory());
// Agent / 'author'
$agentList = '';
$agentIds = $item->getAgentIds(true);
while ($agentIds->hasNext()) {
$agentId = $agentIds->next();
if ($agentManager->isAgent($agentId) || $agentManager->isGroup($agentId)) {
$agent = $agentManager->getAgent($agentId);
$agentList .= $agent->getDisplayName();
} else {
$agentList .= _("Id: ") . $agentId->getIdString();
}
if ($agentIds->hasNext()) {
$agentList .= ", ";
}
}
$rssItem->setAuthor($agentList);
// Agents with links
ob_start();
$agentIds = $item->getAgentIds(true);
$authorList = '';
while ($agentIds->hasNext()) {
$agentId = $agentIds->next();
if ($agentManager->isAgent($agentId) || $agentManager->isGroup($agentId)) {
$agent = $agentManager->getAgent($agentId);
print "<a href='";
print $harmoni->request->quickURL("logs", "browse", array("agent_id" => $agentId->getIdString()));
print "'>";
print $agent->getDisplayName();
print "</a>";
$authorList .= $agent->getDisplayName();
} else {
print _("Id: ") . $agentId->getIdString();
$authorList .= _("Id: ") . $agentId->getIdString();
}
if ($agentIds->hasNext()) {
print ", <br/>";
$authorList .= ", ";
}
}
$agentList = ob_get_clean();
// Nodes
ob_start();
$nodeIds = $item->getNodeIds(true);
while ($nodeIds->hasNext()) {
$nodeId = $nodeIds->next();
print "<a href='";
print $harmoni->request->quickURL("logs", "browse", array("node_id" => $nodeId->getIdString()));
print "'>";
if ($hierarchyManager->nodeExists($nodeId)) {
$node = $hierarchyManager->getNode($nodeId);
if ($node->getDisplayName()) {
print $node->getDisplayName();
} else {
print _("Id: ") . $nodeId->getIdString();
}
} else {
print _("Id: ") . $nodeId->getIdString();
}
print "</a>";
if ($nodeIds->hasNext()) {
print ", <br/>";
}
}
$nodeList = ob_get_clean();
// Description text
ob_start();
print "\n\t\t\t\t<dl>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Date: ") . "</dt>";
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>";
print $timestamp->monthName() . " ";
print $timestamp->dayOfMonth() . ", ";
print $timestamp->year() . " ";
print $timestamp->hmsString();
print "</dd>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Category: ") . "</dt>";
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>" . $item->getCategory() . "</dd>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Description: ") . "</dt>";
$desc->clean();
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>" . $desc->asString() . "</dd>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Agents: ") . "</dt>";
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>" . $agentList . "</dd>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Nodes: ") . "</dt>";
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>" . $nodeList . "</dd>";
print "\n\t\t\t\t\t<dt style='font-weight: bold;'>" . _("Backtrace: ") . "</dt>";
print "\n\t\t\t\t\t<dd style='margin-bottom: 20px;'>" . $item->getBacktrace() . "</dd>";
print "\n\t\t\t\t</dl>";
$rssItem->setDescription(ob_get_clean());
}