/**
* 'beforeMethod' event handles. This event handles intercepts GET requests ending
* with ?export
*
* @param string $method
* @param string $uri
* @return bool
*/
public function beforeMethod($method, $uri)
{
if ($method != 'GET') {
return;
}
if ($this->server->httpRequest->getQueryString() != 'export') {
return;
}
// splitting uri
list($uri) = explode('?', $uri, 2);
$node = $this->server->tree->getNodeForPath($uri);
if (!$node instanceof IAddressBook) {
return;
}
// Checking ACL, if available.
if ($aclPlugin = $this->server->getPlugin('acl')) {
$aclPlugin->checkPrivileges($uri, '{DAV:}read');
}
$this->server->httpResponse->setHeader('Content-Type', 'text/directory');
$this->server->httpResponse->sendStatus(200);
$nodes = $this->server->getPropertiesForPath($uri, array('{' . Plugin::NS_CARDDAV . '}address-data'), 1);
$this->server->httpResponse->sendBody($this->generateVCF($nodes));
// Returning false to break the event chain
return false;
}
/**
* This method expands all the properties and returns
* a list with property values
*
* @param array $path
* @param array $requestedProperties the list of required properties
* @param int $depth
* @return array
*/
protected function expandProperties($path, array $requestedProperties, $depth)
{
$foundProperties = $this->server->getPropertiesForPath($path, array_keys($requestedProperties), $depth);
$result = array();
foreach ($foundProperties as $node) {
foreach ($requestedProperties as $propertyName => $childRequestedProperties) {
// We're only traversing if sub-properties were requested
if (count($childRequestedProperties) === 0) {
continue;
}
// We only have to do the expansion if the property was found
// and it contains an href element.
if (!array_key_exists($propertyName, $node[200])) {
continue;
}
if ($node[200][$propertyName] instanceof DAV\Property\IHref) {
$hrefs = array($node[200][$propertyName]->getHref());
} elseif ($node[200][$propertyName] instanceof DAV\Property\HrefList) {
$hrefs = $node[200][$propertyName]->getHrefs();
}
$childProps = array();
foreach ($hrefs as $href) {
$childProps = array_merge($childProps, $this->expandProperties($href, $childRequestedProperties, 0));
}
$node[200][$propertyName] = new DAV\Property\ResponseList($childProps);
}
$result[] = new DAV\Property\Response($node['href'], $node);
}
return $result;
}
/**
* This event is triggered when properties are requested for a certain
* node.
*
* This allows us to inject any properties early.
*
* @param string $path
* @param DAV\INode $node
* @param array $requestedProperties
* @param array $returnedProperties
* @return void
*/
public function beforeGetProperties($path, DAV\INode $node, &$requestedProperties, &$returnedProperties)
{
if ($node instanceof IShareableCalendar) {
if (($index = array_search('{' . Plugin::NS_CALENDARSERVER . '}invite', $requestedProperties)) !== false) {
unset($requestedProperties[$index]);
$returnedProperties[200]['{' . Plugin::NS_CALENDARSERVER . '}invite'] = new Property\Invite($node->getShares());
}
}
if ($node instanceof ISharedCalendar) {
if (($index = array_search('{' . Plugin::NS_CALENDARSERVER . '}shared-url', $requestedProperties)) !== false) {
unset($requestedProperties[$index]);
$returnedProperties[200]['{' . Plugin::NS_CALENDARSERVER . '}shared-url'] = new DAV\Property\Href($node->getSharedUrl());
}
// The 'invite' property is slightly different for the 'shared'
// instance of the calendar, as it also contains the owner
// information.
if (($index = array_search('{' . Plugin::NS_CALENDARSERVER . '}invite', $requestedProperties)) !== false) {
unset($requestedProperties[$index]);
// Fetching owner information
$props = $this->server->getPropertiesForPath($node->getOwner(), array('{http://sabredav.org/ns}email-address', '{DAV:}displayname'), 1);
$ownerInfo = array('href' => $node->getOwner());
if (isset($props[0][200])) {
// We're mapping the internal webdav properties to the
// elements caldav-sharing expects.
if (isset($props[0][200]['{http://sabredav.org/ns}email-address'])) {
$ownerInfo['href'] = 'mailto:' . $props[0][200]['{http://sabredav.org/ns}email-address'];
}
if (isset($props[0][200]['{DAV:}displayname'])) {
$ownerInfo['commonName'] = $props[0][200]['{DAV:}displayname'];
}
}
$returnedProperties[200]['{' . Plugin::NS_CALENDARSERVER . '}invite'] = new Property\Invite($node->getShares(), $ownerInfo);
}
}
}
/**
* This function handles the addressbook-query REPORT
*
* This report is used by the client to filter an addressbook based on a
* complex query.
*
* @param \DOMNode $dom
* @return void
*/
protected function addressbookQueryReport($dom)
{
$query = new AddressBookQueryParser($dom);
$query->parse();
$depth = $this->server->getHTTPDepth(0);
if ($depth == 0) {
$candidateNodes = array($this->server->tree->getNodeForPath($this->server->getRequestUri()));
} else {
$candidateNodes = $this->server->tree->getChildren($this->server->getRequestUri());
}
$validNodes = array();
foreach ($candidateNodes as $node) {
if (!$node instanceof ICard) {
continue;
}
$blob = $node->get();
if (is_resource($blob)) {
$blob = stream_get_contents($blob);
}
if (!$this->validateFilters($blob, $query->filters, $query->test)) {
continue;
}
$validNodes[] = $node;
if ($query->limit && $query->limit <= count($validNodes)) {
// We hit the maximum number of items, we can stop now.
break;
}
}
$result = array();
foreach ($validNodes as $validNode) {
if ($depth == 0) {
$href = $this->server->getRequestUri();
} else {
$href = $this->server->getRequestUri() . '/' . $validNode->getName();
}
list($result[]) = $this->server->getPropertiesForPath($href, $query->requestedProperties, 0);
}
$prefer = $this->server->getHTTPPRefer();
$this->server->httpResponse->sendStatus(207);
$this->server->httpResponse->setHeader('Content-Type', 'application/xml; charset=utf-8');
$this->server->httpResponse->setHeader('Vary', 'Brief,Prefer');
$this->server->httpResponse->sendBody($this->server->generateMultiStatus($result, $prefer['return-minimal']));
}
/**
* Generates the html directory index for a given url
*
* @param string $path
* @return string
*/
public function generateDirectoryIndex($path)
{
$version = '';
if (DAV\Server::$exposeVersion) {
$version = DAV\Version::VERSION . "-" . DAV\Version::STABILITY;
}
$html = "<html>\n<head>\n <title>Index for " . $this->escapeHTML($path) . "/ - SabreDAV " . $version . "</title>\n <style type=\"text/css\">\n body { Font-family: arial}\n h1 { font-size: 150% }\n </style>\n ";
if ($this->enableAssets) {
$html .= '<link rel="shortcut icon" href="' . $this->getAssetUrl('favicon.ico') . '" type="image/vnd.microsoft.icon" />';
}
$html .= "</head>\n<body>\n <h1>Index for " . $this->escapeHTML($path) . "/</h1>\n <table>\n <tr><th width=\"24\"></th><th>Name</th><th>Type</th><th>Size</th><th>Last modified</th></tr>\n <tr><td colspan=\"5\"><hr /></td></tr>";
$files = $this->server->getPropertiesForPath($path, array('{DAV:}displayname', '{DAV:}resourcetype', '{DAV:}getcontenttype', '{DAV:}getcontentlength', '{DAV:}getlastmodified'), 1);
$parent = $this->server->tree->getNodeForPath($path);
if ($path) {
list($parentUri) = DAV\URLUtil::splitPath($path);
$fullPath = DAV\URLUtil::encodePath($this->server->getBaseUri() . $parentUri);
$icon = $this->enableAssets ? '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl('icons/parent' . $this->iconExtension) . '" width="24" alt="Parent" /></a>' : '';
$html .= "<tr>\n <td>{$icon}</td>\n <td><a href=\"{$fullPath}\">..</a></td>\n <td>[parent]</td>\n <td></td>\n <td></td>\n </tr>";
}
foreach ($files as $file) {
// This is the current directory, we can skip it
if (rtrim($file['href'], '/') == $path) {
continue;
}
list(, $name) = DAV\URLUtil::splitPath($file['href']);
$type = null;
if (isset($file[200]['{DAV:}resourcetype'])) {
$type = $file[200]['{DAV:}resourcetype']->getValue();
// resourcetype can have multiple values
if (!is_array($type)) {
$type = array($type);
}
foreach ($type as $k => $v) {
// Some name mapping is preferred
switch ($v) {
case '{DAV:}collection':
$type[$k] = 'Collection';
break;
case '{DAV:}principal':
$type[$k] = 'Principal';
break;
case '{urn:ietf:params:xml:ns:carddav}addressbook':
$type[$k] = 'Addressbook';
break;
case '{urn:ietf:params:xml:ns:caldav}calendar':
$type[$k] = 'Calendar';
break;
case '{urn:ietf:params:xml:ns:caldav}schedule-inbox':
$type[$k] = 'Schedule Inbox';
break;
case '{urn:ietf:params:xml:ns:caldav}schedule-outbox':
$type[$k] = 'Schedule Outbox';
break;
case '{http://calendarserver.org/ns/}calendar-proxy-read':
$type[$k] = 'Proxy-Read';
break;
case '{http://calendarserver.org/ns/}calendar-proxy-write':
$type[$k] = 'Proxy-Write';
break;
}
}
$type = implode(', ', $type);
}
// If no resourcetype was found, we attempt to use
// the contenttype property
if (!$type && isset($file[200]['{DAV:}getcontenttype'])) {
$type = $file[200]['{DAV:}getcontenttype'];
}
if (!$type) {
$type = 'Unknown';
}
$size = isset($file[200]['{DAV:}getcontentlength']) ? (int) $file[200]['{DAV:}getcontentlength'] : '';
$lastmodified = isset($file[200]['{DAV:}getlastmodified']) ? $file[200]['{DAV:}getlastmodified']->getTime()->format(\DateTime::ATOM) : '';
$fullPath = DAV\URLUtil::encodePath('/' . trim($this->server->getBaseUri() . ($path ? $path . '/' : '') . $name, '/'));
$displayName = isset($file[200]['{DAV:}displayname']) ? $file[200]['{DAV:}displayname'] : $name;
$displayName = $this->escapeHTML($displayName);
$type = $this->escapeHTML($type);
$icon = '';
if ($this->enableAssets) {
$node = $this->server->tree->getNodeForPath(($path ? $path . '/' : '') . $name);
foreach (array_reverse($this->iconMap) as $class => $iconName) {
if ($node instanceof $class) {
$icon = '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl($iconName . $this->iconExtension) . '" alt="" width="24" /></a>';
break;
}
}
}
$html .= "<tr>\n <td>{$icon}</td>\n <td><a href=\"{$fullPath}\">{$displayName}</a></td>\n <td>{$type}</td>\n <td>{$size}</td>\n <td>{$lastmodified}</td>\n </tr>";
}
$html .= "<tr><td colspan=\"5\"><hr /></td></tr>";
$output = '';
if ($this->enablePost) {
$this->server->broadcastEvent('onHTMLActionsPanel', array($parent, &$output));
}
$html .= $output;
$html .= "</table>\n <address>Generated by SabreDAV " . $version . " (c)2007-2013 <a href=\"http://code.google.com/p/sabredav/\">http://code.google.com/p/sabredav/</a></address>\n </body>\n </html>";
return $html;
}