/**
* Converts a Zotero_Item object to a SimpleXMLElement Atom object
*
* Note: Increment Z_CONFIG::$CACHE_VERSION_ATOM_ENTRY when changing
* the response.
*
* @param object $item Zotero_Item object
* @param string $content
* @return SimpleXMLElement Item data as SimpleXML element
*/
public static function convertItemToAtom(Zotero_Item $item, $queryParams, $permissions, $sharedData = null)
{
$t = microtime(true);
// Uncached stuff or parts of the cache key
$version = $item->version;
$parent = $item->getSource();
$isRegularItem = !$parent && $item->isRegularItem();
$downloadDetails = $permissions->canAccess($item->libraryID, 'files') ? Zotero_Storage::getDownloadDetails($item) : false;
if ($isRegularItem) {
$numChildren = $permissions->canAccess($item->libraryID, 'notes') ? $item->numChildren() : $item->numAttachments();
}
// <id> changes based on group visibility in v1
if ($queryParams['v'] < 2) {
$id = Zotero_URI::getItemURI($item, false, true);
} else {
$id = Zotero_URI::getItemURI($item);
}
$libraryType = Zotero_Libraries::getType($item->libraryID);
// Any query parameters that have an effect on the output
// need to be added here
$allowedParams = array('content', 'style', 'css', 'linkwrap');
$cachedParams = Z_Array::filterKeys($queryParams, $allowedParams);
$cacheVersion = 2;
$cacheKey = "atomEntry_" . $item->libraryID . "/" . $item->id . "_" . md5($version . json_encode($cachedParams) . ($downloadDetails ? 'hasFile' : '') . ($libraryType == 'group' ? 'id' . $id : '')) . "_" . $queryParams['v'] . "_" . $cacheVersion . (isset(Z_CONFIG::$CACHE_VERSION_ATOM_ENTRY) ? "_" . Z_CONFIG::$CACHE_VERSION_ATOM_ENTRY : "") . (in_array('bib', $queryParams['content']) && isset(Z_CONFIG::$CACHE_VERSION_BIB) ? "_" . Z_CONFIG::$CACHE_VERSION_BIB : "");
$xmlstr = Z_Core::$MC->get($cacheKey);
if ($xmlstr) {
try {
// TEMP: Strip control characters
$xmlstr = Zotero_Utilities::cleanString($xmlstr, true);
$doc = new DOMDocument();
$doc->loadXML($xmlstr);
$xpath = new DOMXpath($doc);
$xpath->registerNamespace('atom', Zotero_Atom::$nsAtom);
$xpath->registerNamespace('zapi', Zotero_Atom::$nsZoteroAPI);
$xpath->registerNamespace('xhtml', Zotero_Atom::$nsXHTML);
// Make sure numChildren reflects the current permissions
if ($isRegularItem) {
$xpath->query('/atom:entry/zapi:numChildren')->item(0)->nodeValue = $numChildren;
}
// To prevent PHP from messing with namespace declarations,
// we have to extract, remove, and then add back <content>
// subelements. Otherwise the subelements become, say,
// <default:span xmlns="http://www.w3.org/1999/xhtml"> instead
// of just <span xmlns="http://www.w3.org/1999/xhtml">, and
// xmlns:default="http://www.w3.org/1999/xhtml" gets added to
// the parent <entry>. While you might reasonably think that
//
// echo $xml->saveXML();
//
// and
//
// $xml = new SimpleXMLElement($xml->saveXML());
// echo $xml->saveXML();
//
// would be identical, you would be wrong.
$multiFormat = !!$xpath->query('/atom:entry/atom:content/zapi:subcontent')->length;
$contentNodes = array();
if ($multiFormat) {
$contentNodes = $xpath->query('/atom:entry/atom:content/zapi:subcontent');
} else {
$contentNodes = $xpath->query('/atom:entry/atom:content');
}
foreach ($contentNodes as $contentNode) {
$contentParts = array();
while ($contentNode->hasChildNodes()) {
$contentParts[] = $doc->saveXML($contentNode->firstChild);
$contentNode->removeChild($contentNode->firstChild);
}
foreach ($contentParts as $part) {
if (!trim($part)) {
continue;
}
// Strip the namespace and add it back via SimpleXMLElement,
// which keeps it from being changed later
if (preg_match('%^<[^>]+xmlns="http://www.w3.org/1999/xhtml"%', $part)) {
$part = preg_replace('%^(<[^>]+)xmlns="http://www.w3.org/1999/xhtml"%', '$1', $part);
$html = new SimpleXMLElement($part);
$html['xmlns'] = "http://www.w3.org/1999/xhtml";
$subNode = dom_import_simplexml($html);
$importedNode = $doc->importNode($subNode, true);
$contentNode->appendChild($importedNode);
} else {
if (preg_match('%^<[^>]+xmlns="http://zotero.org/ns/transfer"%', $part)) {
$part = preg_replace('%^(<[^>]+)xmlns="http://zotero.org/ns/transfer"%', '$1', $part);
$html = new SimpleXMLElement($part);
$html['xmlns'] = "http://zotero.org/ns/transfer";
$subNode = dom_import_simplexml($html);
$importedNode = $doc->importNode($subNode, true);
$contentNode->appendChild($importedNode);
} else {
$docFrag = $doc->createDocumentFragment();
$docFrag->appendXML($part);
$contentNode->appendChild($docFrag);
}
}
}
}
$xml = simplexml_import_dom($doc);
StatsD::timing("api.items.itemToAtom.cached", (microtime(true) - $t) * 1000);
StatsD::increment("memcached.items.itemToAtom.hit");
// Skip the cache every 10 times for now, to ensure cache sanity
if (Z_Core::probability(10)) {
$xmlstr = $xml->saveXML();
} else {
return $xml;
}
} catch (Exception $e) {
error_log($xmlstr);
error_log("WARNING: " . $e);
}
}
$content = $queryParams['content'];
$contentIsHTML = sizeOf($content) == 1 && $content[0] == 'html';
$contentParamString = urlencode(implode(',', $content));
$style = $queryParams['style'];
$entry = '<?xml version="1.0" encoding="UTF-8"?>' . '<entry xmlns="' . Zotero_Atom::$nsAtom . '" xmlns:zapi="' . Zotero_Atom::$nsZoteroAPI . '"/>';
$xml = new SimpleXMLElement($entry);
$title = $item->getDisplayTitle(true);
$title = $title ? $title : '[Untitled]';
$xml->title = $title;
$author = $xml->addChild('author');
$createdByUserID = null;
$lastModifiedByUserID = null;
switch (Zotero_Libraries::getType($item->libraryID)) {
case 'group':
$createdByUserID = $item->createdByUserID;
// Used for zapi:lastModifiedByUser below
$lastModifiedByUserID = $item->lastModifiedByUserID;
break;
}
if ($createdByUserID) {
$author->name = Zotero_Users::getUsername($createdByUserID);
$author->uri = Zotero_URI::getUserURI($createdByUserID);
} else {
$author->name = Zotero_Libraries::getName($item->libraryID);
$author->uri = Zotero_URI::getLibraryURI($item->libraryID);
}
$xml->id = $id;
$xml->published = Zotero_Date::sqlToISO8601($item->dateAdded);
$xml->updated = Zotero_Date::sqlToISO8601($item->dateModified);
$link = $xml->addChild("link");
$link['rel'] = "self";
$link['type'] = "application/atom+xml";
$href = Zotero_API::getItemURI($item);
if (!$contentIsHTML) {
$href .= "?content={$contentParamString}";
}
$link['href'] = $href;
if ($parent) {
// TODO: handle group items?
$parentItem = Zotero_Items::get($item->libraryID, $parent);
$link = $xml->addChild("link");
$link['rel'] = "up";
$link['type'] = "application/atom+xml";
$href = Zotero_API::getItemURI($parentItem);
if (!$contentIsHTML) {
$href .= "?content={$contentParamString}";
}
$link['href'] = $href;
}
$link = $xml->addChild('link');
$link['rel'] = 'alternate';
$link['type'] = 'text/html';
$link['href'] = Zotero_URI::getItemURI($item, true);
// If appropriate permissions and the file is stored in ZFS, get file request link
if ($downloadDetails) {
$details = $downloadDetails;
$link = $xml->addChild('link');
$link['rel'] = 'enclosure';
$type = $item->attachmentMIMEType;
if ($type) {
$link['type'] = $type;
}
$link['href'] = $details['url'];
if (!empty($details['filename'])) {
$link['title'] = $details['filename'];
}
if (isset($details['size'])) {
$link['length'] = $details['size'];
}
}
$xml->addChild('zapi:key', $item->key, Zotero_Atom::$nsZoteroAPI);
$xml->addChild('zapi:version', $item->version, Zotero_Atom::$nsZoteroAPI);
if ($lastModifiedByUserID) {
$xml->addChild('zapi:lastModifiedByUser', Zotero_Users::getUsername($lastModifiedByUserID), Zotero_Atom::$nsZoteroAPI);
}
$xml->addChild('zapi:itemType', Zotero_ItemTypes::getName($item->itemTypeID), Zotero_Atom::$nsZoteroAPI);
if ($isRegularItem) {
$val = $item->creatorSummary;
if ($val !== '') {
$xml->addChild('zapi:creatorSummary', htmlspecialchars($val), Zotero_Atom::$nsZoteroAPI);
}
$val = $item->getField('date', true, true, true);
if ($val !== '') {
if ($queryParams['v'] < 3) {
$val = substr($val, 0, 4);
if ($val !== '0000') {
$xml->addChild('zapi:year', $val, Zotero_Atom::$nsZoteroAPI);
}
} else {
$sqlDate = Zotero_Date::multipartToSQL($val);
if (substr($sqlDate, 0, 4) !== '0000') {
$xml->addChild('zapi:parsedDate', Zotero_Date::sqlToISO8601($sqlDate), Zotero_Atom::$nsZoteroAPI);
}
}
}
$xml->addChild('zapi:numChildren', $numChildren, Zotero_Atom::$nsZoteroAPI);
}
if ($queryParams['v'] < 3) {
$xml->addChild('zapi:numTags', $item->numTags(), Zotero_Atom::$nsZoteroAPI);
}
$xml->content = '';
//
// DOM XML from here on out
//
$contentNode = dom_import_simplexml($xml->content);
$domDoc = $contentNode->ownerDocument;
$multiFormat = sizeOf($content) > 1;
// Create a root XML document for multi-format responses
if ($multiFormat) {
$contentNode->setAttribute('type', 'application/xml');
/*$multicontent = $domDoc->createElementNS(
Zotero_Atom::$nsZoteroAPI, 'multicontent'
);
$contentNode->appendChild($multicontent);*/
}
foreach ($content as $type) {
// Set the target to either the main <content>
// or a <multicontent> <content>
if (!$multiFormat) {
$target = $contentNode;
} else {
$target = $domDoc->createElementNS(Zotero_Atom::$nsZoteroAPI, 'subcontent');
$contentNode->appendChild($target);
}
$target->setAttributeNS(Zotero_Atom::$nsZoteroAPI, "zapi:type", $type);
if ($type == 'html') {
if (!$multiFormat) {
$target->setAttribute('type', 'xhtml');
}
$div = $domDoc->createElementNS(Zotero_Atom::$nsXHTML, 'div');
$target->appendChild($div);
$html = $item->toHTML(true);
$subNode = dom_import_simplexml($html);
$importedNode = $domDoc->importNode($subNode, true);
$div->appendChild($importedNode);
} else {
if ($type == 'citation') {
if (!$multiFormat) {
$target->setAttribute('type', 'xhtml');
}
if (isset($sharedData[$type][$item->libraryID . "/" . $item->key])) {
$html = $sharedData[$type][$item->libraryID . "/" . $item->key];
} else {
if ($sharedData !== null) {
//error_log("Citation not found in sharedData -- retrieving individually");
}
$html = Zotero_Cite::getCitationFromCiteServer($item, $queryParams);
}
$html = new SimpleXMLElement($html);
$html['xmlns'] = Zotero_Atom::$nsXHTML;
$subNode = dom_import_simplexml($html);
$importedNode = $domDoc->importNode($subNode, true);
$target->appendChild($importedNode);
} else {
if ($type == 'bib') {
if (!$multiFormat) {
$target->setAttribute('type', 'xhtml');
}
if (isset($sharedData[$type][$item->libraryID . "/" . $item->key])) {
$html = $sharedData[$type][$item->libraryID . "/" . $item->key];
} else {
if ($sharedData !== null) {
//error_log("Bibliography not found in sharedData -- retrieving individually");
}
$html = Zotero_Cite::getBibliographyFromCitationServer(array($item), $queryParams);
}
$html = new SimpleXMLElement($html);
$html['xmlns'] = Zotero_Atom::$nsXHTML;
$subNode = dom_import_simplexml($html);
$importedNode = $domDoc->importNode($subNode, true);
$target->appendChild($importedNode);
} else {
if ($type == 'json') {
if ($queryParams['v'] < 2) {
$target->setAttributeNS(Zotero_Atom::$nsZoteroAPI, "zapi:etag", $item->etag);
}
$textNode = $domDoc->createTextNode($item->toJSON(false, $queryParams, true));
$target->appendChild($textNode);
} else {
if ($type == 'csljson') {
$arr = $item->toCSLItem();
$json = Zotero_Utilities::formatJSON($arr);
$textNode = $domDoc->createTextNode($json);
$target->appendChild($textNode);
} else {
if (in_array($type, Zotero_Translate::$exportFormats)) {
$export = Zotero_Translate::doExport(array($item), $type);
$target->setAttribute('type', $export['mimeType']);
// Insert XML into document
if (preg_match('/\\+xml$/', $export['mimeType'])) {
// Strip prolog
$body = preg_replace('/^<\\?xml.+\\n/', "", $export['body']);
$subNode = $domDoc->createDocumentFragment();
$subNode->appendXML($body);
$target->appendChild($subNode);
} else {
$textNode = $domDoc->createTextNode($export['body']);
$target->appendChild($textNode);
}
}
}
}
}
}
}
}
// TEMP
if ($xmlstr) {
$uncached = $xml->saveXML();
if ($xmlstr != $uncached) {
$uncached = str_replace('<zapi:year></zapi:year>', '<zapi:year/>', $uncached);
$uncached = str_replace('<content zapi:type="none"></content>', '<content zapi:type="none"/>', $uncached);
$uncached = str_replace('<zapi:subcontent zapi:type="coins" type="text/html"></zapi:subcontent>', '<zapi:subcontent zapi:type="coins" type="text/html"/>', $uncached);
$uncached = str_replace('<title></title>', '<title/>', $uncached);
$uncached = str_replace('<note></note>', '<note/>', $uncached);
$uncached = str_replace('<path></path>', '<path/>', $uncached);
$uncached = str_replace('<td></td>', '<td/>', $uncached);
if ($xmlstr != $uncached) {
error_log("Cached Atom item entry does not match");
error_log(" Cached: " . $xmlstr);
error_log("Uncached: " . $uncached);
Z_Core::$MC->set($cacheKey, $uncached, 3600);
// 1 hour for now
}
}
} else {
$xmlstr = $xml->saveXML();
Z_Core::$MC->set($cacheKey, $xmlstr, 3600);
// 1 hour for now
StatsD::timing("api.items.itemToAtom.uncached", (microtime(true) - $t) * 1000);
StatsD::increment("memcached.items.itemToAtom.miss");
}
return $xml;
}
$config['Z_Application'] = array();
$config['Z_Application']['page']['path'] = realpath(dirname(__FILE__) . Z_DS . 'pages');
$config['Z_Application']['page']['class_prefix'] = 'Z_Page_';
// For default view options
$config['Z_View'] = array();
$config['Z_View']['buffer_response'] = true;
// if true, it'll buffer the output
$config['Z_View']['template_dir'] = realpath(dirname(__FILE__) . '/views');
// For Smarty view' options
$config['Z_View_Smarty'] = array();
$config['Z_View_Smarty']['template_dir'] = realpath(dirname(__FILE__) . '/views');
$config['Z_View_Smarty']['compile_dir'] = realpath(dirname(__FILE__) . '/runtime/views');
$config['Z_View_Smarty']['cache_dir'] = realpath(dirname(__FILE__) . '/runtime/views/cached');
/**
* Configuration is done - preboot Z (you could do this usually before configuring though)
*/
/**
* Register the auto loader
*/
Z::registerAutoloader();
/**
* Register 'namespaces' (to basicly make it easier to include files
*/
Z::registerNamespace('Library', DEMO_LIBRARY);
/**
* Register 'namespaces' (to basicly make it easier to include files
*/
Z::registerNamespace('Smarty', '../../library/smarty/');
// Now we show that it does accept stdclass objects
return Z_Array::ToObject($config);
public function toResponseJSON($requestParams=[], Zotero_Permissions $permissions, $sharedData=null) {
$t = microtime(true);
if (!$this->loaded['primaryData']) {
$this->loadPrimaryData();
}
if (!$this->loaded['itemData']) {
$this->loadItemData();
}
// Uncached stuff or parts of the cache key
$version = $this->version;
$parent = $this->getSource();
$isRegularItem = !$parent && $this->isRegularItem();
$downloadDetails = $permissions->canAccess($this->libraryID, 'files')
? Zotero_Storage::getDownloadDetails($this)
: false;
if ($isRegularItem) {
$numChildren = $permissions->canAccess($this->libraryID, 'notes')
? $this->numChildren()
: $this->numAttachments();
}
$libraryType = Zotero_Libraries::getType($this->libraryID);
// Any query parameters that have an effect on the output
// need to be added here
$allowedParams = [
'include',
'style',
'css',
'linkwrap'
];
$cachedParams = Z_Array::filterKeys($requestParams, $allowedParams);
$cacheVersion = 1;
$cacheKey = "jsonEntry_" . $this->libraryID . "/" . $this->id . "_"
. md5(
$version
. json_encode($cachedParams)
. ($downloadDetails ? 'hasFile' : '')
// For groups, include the group WWW URL, which can change
. ($libraryType == 'group' ? Zotero_URI::getItemURI($this, true) : '')
)
. "_" . $requestParams['v']
// For code-based changes
. "_" . $cacheVersion
// For data-based changes
. (isset(Z_CONFIG::$CACHE_VERSION_RESPONSE_JSON_ITEM)
? "_" . Z_CONFIG::$CACHE_VERSION_RESPONSE_JSON_ITEM
: "")
// If there's bib content, include the bib cache version
. ((in_array('bib', $requestParams['include'])
&& isset(Z_CONFIG::$CACHE_VERSION_BIB))
? "_" . Z_CONFIG::$CACHE_VERSION_BIB
: "");
$cached = Z_Core::$MC->get($cacheKey);
if (false && $cached) {
// Make sure numChildren reflects the current permissions
if ($isRegularItem) {
$json = json_decode($cached);
$json['numChildren'] = $numChildren;
$cached = json_encode($json);
}
//StatsD::timing("api.items.itemToResponseJSON.cached", (microtime(true) - $t) * 1000);
//StatsD::increment("memcached.items.itemToResponseJSON.hit");
// Skip the cache every 10 times for now, to ensure cache sanity
if (!Z_Core::probability(10)) {
return $cached;
}
}
$json = [
'key' => $this->key,
'version' => $version,
'library' => Zotero_Libraries::toJSON($this->libraryID)
];
$json['links'] = [
'self' => [
'href' => Zotero_API::getItemURI($this),
'type' => 'application/json'
],
'alternate' => [
'href' => Zotero_URI::getItemURI($this, true),
'type' => 'text/html'
]
];
if ($parent) {
$parentItem = Zotero_Items::get($this->libraryID, $parent);
$json['links']['up'] = [
'href' => Zotero_API::getItemURI($parentItem),
'type' => 'application/json'
];
}
// If appropriate permissions and the file is stored in ZFS, get file request link
if ($downloadDetails) {
$details = $downloadDetails;
$type = $this->attachmentMIMEType;
if ($type) {
$json['links']['enclosure'] = [
'type' => $type
];
}
$json['links']['enclosure']['href'] = $details['url'];
if (!empty($details['filename'])) {
$json['links']['enclosure']['title'] = $details['filename'];
}
if (isset($details['size'])) {
$json['links']['enclosure']['length'] = $details['size'];
}
}
// 'meta'
$json['meta'] = new stdClass;
if (Zotero_Libraries::getType($this->libraryID) == 'group') {
$createdByUserID = $this->createdByUserID;
$lastModifiedByUserID = $this->lastModifiedByUserID;
if ($createdByUserID) {
$json['meta']->createdByUser = Zotero_Users::toJSON($createdByUserID);
}
if ($lastModifiedByUserID && $lastModifiedByUserID != $createdByUserID) {
$json['meta']->lastModifiedByUser = Zotero_Users::toJSON($lastModifiedByUserID);
}
}
if ($isRegularItem) {
$val = $this->getCreatorSummary();
if ($val !== '') {
$json['meta']->creatorSummary = $val;
}
$val = $this->getField('date', true, true, true);
if ($val !== '') {
$sqlDate = Zotero_Date::multipartToSQL($val);
if (substr($sqlDate, 0, 4) !== '0000') {
$json['meta']->parsedDate = Zotero_Date::sqlToISO8601($sqlDate);
}
}
$json['meta']->numChildren = $numChildren;
}
// 'include'
$include = $requestParams['include'];
foreach ($include as $type) {
if ($type == 'html') {
$json[$type] = trim($this->toHTML());
}
else if ($type == 'citation') {
if (isset($sharedData[$type][$this->libraryID . "/" . $this->key])) {
$html = $sharedData[$type][$this->libraryID . "/" . $this->key];
}
else {
if ($sharedData !== null) {
//error_log("Citation not found in sharedData -- retrieving individually");
}
$html = Zotero_Cite::getCitationFromCiteServer($this, $requestParams);
}
$json[$type] = $html;
}
else if ($type == 'bib') {
if (isset($sharedData[$type][$this->libraryID . "/" . $this->key])) {
$html = $sharedData[$type][$this->libraryID . "/" . $this->key];
}
else {
if ($sharedData !== null) {
//error_log("Bibliography not found in sharedData -- retrieving individually");
}
$html = Zotero_Cite::getBibliographyFromCitationServer([$this], $requestParams);
// Strip prolog
$html = preg_replace('/^<\?xml.+\n/', "", $html);
$html = trim($html);
}
$json[$type] = $html;
}
else if ($type == 'data') {
$json[$type] = $this->toJSON(true, $requestParams, true);
}
else if ($type == 'csljson') {
$json[$type] = $this->toCSLItem();
}
else if (in_array($type, Zotero_Translate::$exportFormats)) {
$export = Zotero_Translate::doExport([$this], $type);
$json[$type] = $export['body'];
unset($export);
}
}
// TEMP
if ($cached) {
$uncached = Zotero_Utilities::formatJSON($json);
if ($cached != $uncached) {
error_log("Cached JSON item entry does not match");
error_log(" Cached: " . $cached);
error_log("Uncached: " . $uncached);
//Z_Core::$MC->set($cacheKey, $uncached, 3600); // 1 hour for now
}
}
else {
/*Z_Core::$MC->set($cacheKey, $xmlstr, 3600); // 1 hour for now
StatsD::timing("api.items.itemToAtom.uncached", (microtime(true) - $t) * 1000);
StatsD::increment("memcached.items.itemToAtom.miss");*/
}
return $json;
}
public static function error(Exception $e, $sql, $params = array(), $shardID = 0)
{
$paramsArray = Z_Array::array2string($params);
$error = $e->getMessage();
$errno = $e->getCode();
$str = "{$error}\n\n" . "Shard: {$shardID}\n\n" . "Query:\n{$sql}\n\n" . "Params:\n{$paramsArray}\n\n";
if (function_exists('xdebug_get_function_stack')) {
$str .= Z_Array::array2string(xdebug_get_function_stack());
}
if (strpos($error, "Can't connect to MySQL server") !== false) {
throw new Exception($str, Z_ERROR_SHARD_UNAVAILABLE);
}
throw new Exception($str, $errno);
}
/**
*
* @param unknown_type $config
* @param unknown_type $class
* @return Z_Application
*/
public static function createApplication($config = NULL, $init = NULL, $class = 'Z_Application')
{
if ($config == null) {
$config = Z::getGlobal(Z_CONFIG);
}
/*
* If $config is a string, a path is supplied to a php file that should
* return nothing more than an array containing all Z-specific settings
*/
if (is_string($config)) {
$config = (include $config);
}
if (is_array($config)) {
$config = Z_Array::ToObject($config);
}
$config = self::_applyDefaultConfig($config);
if (!class_exists($class)) {
throw new Z_Exception('Application class not found: ' . $class);
}
Z::setGlobal(Z_CONFIG, $config);
$app = new $class($config);
if ($init != null) {
global $application;
$application = $app;
include $init;
$application = null;
}
return $app;
}
private static function getErrorString(Exception $e, $sql, $params = [], $shardID = 0)
{
$error = $e->getMessage();
$paramsArray = Z_Array::array2string($params);
$str = "{$error}\n\n" . "Shard: {$shardID}\n\n" . "Query:\n{$sql}\n\n" . "Params:\n{$paramsArray}\n\n";
if (function_exists('xdebug_get_function_stack')) {
$str .= Z_Array::array2string(xdebug_get_function_stack());
}
return $str;
}
private static function getCacheKey($mode, $item, array $queryParams)
{
$lk = $item->libraryID . "/" . $item->key;
// Any query parameters that have an effect on the output
// need to be added here
$allowedParams = array('style', 'css', 'linkwrap');
$cachedParams = Z_Array::filterKeys($queryParams, $allowedParams);
return $mode . "_" . $lk . "_" . md5($item->etag . json_encode($cachedParams)) . (isset(Z_CONFIG::$CACHE_VERSION_BIB) ? "_" . Z_CONFIG::$CACHE_VERSION_BIB : "");
}
/**
* Parses given URL and returns an array of controllers, action and parameters
* taken from that URL.
*
* @param string $url URL to be parsed
* @return array
*/
function parse($url)
{
// An URL should start with a '/', mod_rewrite doesn't respect that, but no-mod_rewrite version does.
// Here's the fix.
if ($url && '/' != $url[0]) {
$url = '/' . $url;
}
$out = array();
$r = null;
$default_route = array('/:controller/:action/* (default)', '/^(?:\\/(?:([a-zA-Z0-9_\\-\\.]+)(?:\\/([a-zA-Z0-9_\\-\\.]+)(?:[\\/\\?](.*))?)?))[\\/]*$/', array('controller', 'action'), array());
$this->routes[] = $default_route;
foreach ($this->routes as $route) {
list($route, $regexp, $names, $defaults) = $route;
if (preg_match($regexp, $url, $r)) {
// $this->log($url.' matched '.$regexp, 'note');
// remove the first element, which is the url
array_shift($r);
$out['pass'] = array();
// hack, pre-fill the default route names
foreach ($names as $name) {
$out[$name] = null;
}
$ii = 0;
if (is_array($defaults)) {
foreach ($defaults as $name => $value) {
if (preg_match('#[a-zA-Z_\\-]#i', $name)) {
$out[$name] = $value;
} else {
$out['pass'][] = $value;
}
}
}
foreach ($r as $found) {
// if $found is a named url element (i.e. ':action')
// Modified by Dan S.
if (isset($names[$ii])) {
if (in_array($names[$ii], $this->keywords)) {
$out[$names[$ii]] = $found;
} else {
$out['extra'][$names[$ii]] = $found;
}
} else {
$out['pass'] = array_merge($out['pass'], Z_Array::array_remove_empty(explode('/', $found)));
}
$ii++;
}
break;
}
}
return $out;
}
