public function mint()
{
$ip_address = trim($_SERVER['REMOTE_ADDR']);
$xml = '';
$errorMessages = '';
$notifyMessage = '';
$logMessage = '';
$outstr = '';
$doiObjects = null;
$response1 = "OK";
$response2 = "OK";
$app_id = $this->input->get('app_id');
//passed as a parameter
$urlValue = $this->input->get('url');
//passed as a parameter
$client_id = checkDoisValidClient($ip_address, $app_id);
$clientDetails = getDoisClient($app_id);
foreach ($clientDetails->result() as $clientDetail) {
if ($clientDetail->client_id < '10') {
$client_id2 = "0" . $clientDetail->client_id;
} else {
$client_id2 = $clientDetail->client_id;
}
}
$datacite_prefix = $clientDetail->datacite_prefix;
$doiValue = strtoupper($datacite_prefix . $client_id2 . '/' . uniqid());
//generate a unique suffix for this doi for this client
if ($_POST) {
if (str_replace("<?xml version=", "", implode($_Post)) == implode($_Post)) {
$xml = "<?xml version=" . implode($_Post);
// passed as posted content
} else {
$xml = implode($_POST);
// passed as posted content
}
}
if ($xml == '') {
$xml = '';
}
$doiObjects = new DOMDocument();
$result = $doiObjects->loadXML($xml);
$errors = error_get_last();
// we need to insert the determined doi value into the xml string to be sent to datacite
// so we create a new 'identifier' element, set the identifierType attribute to DOI and
// replace the current identifier element then write out to the xml string that is passed
$currentIdentifier = $doiObjects->getElementsByTagName('identifier');
for ($i = 0; $i < $currentIdentifier->length; $i++) {
$doiObjects->getElementsByTagName('resource')->item(0)->removeChild($currentIdentifier->item($i));
}
$newdoi = $doiObjects->createElement('identifier', $doiValue);
$newdoi->setAttribute('identifierType', "DOI");
$doiObjects->getElementsByTagName('resource')->item(0)->insertBefore($newdoi, $doiObjects->getElementsByTagName('resource')->item(0)->firstChild);
//$xml = $doiObjects->saveXML();
if ($errors) {
$errorMessages .= "Document Load Error: " . $errors['message'] . "\n";
header("HTTP/1.0 500 Internal Server Error");
} else {
// Validate it against the datacite schema.
error_reporting(0);
// Create temporary file and save manually created DOMDocument.
$tempFile = "/tmp/" . time() . '-' . rand() . '-document.tmp';
$doiObjects->save($tempFile);
// Create temporary DOMDocument and re-load content from file.
$doiObjects = new DOMDocument();
$doiObjects->load($tempFile);
//Delete temporary file.
if (is_file($tempFile)) {
unlink($tempFile);
}
$result = $doiObjects->schemaValidate(gCMD_SCHEMA_URI);
$xml = $doiObjects->saveXML();
$errors = error_get_last();
if ($errors) {
$errorMessages .= doisGetUserMessage("MT006", $doi_id = NULL);
$errorMessages .= "Document Validation Error: " . $errors['message'] . "\n";
header("HTTP/1.0 500 Internal Server Error");
}
}
if (!$client_id) {
$errorMessages .= doisGetUserMessage("MT009", $doi_id = NULL);
header("HTTP/1.0 415 Authentication Error");
}
if ($urlValue == '') {
$errorMessages .= "URL is a mandatory value to mint a doi.<br />";
header("HTTP/1.0 500 Internal Server Error");
}
if ($errorMessages == '') {
// Insert doi information into the database
$insertResult = importDoiObject($doiObjects, $urlValue, $client_id, $created_who = 'SYSTEM', $status = 'REQUESTED', $xml);
if (!$insertResult) {
// Mint the DOI.
$response = $this->doisRequest("mint", $doiValue, $urlValue, $xml, $client_id);
if ($response) {
if ($response == gDOIS_RESPONSE_SUCCESS) {
// We have successfully minted the doi through datacite.
$response = $this->doisRequest("update", $doiValue, $urlValue, $xml, $client_id);
if ($response == gDOIS_RESPONSE_SUCCESS) {
$notifyMessage = $this->doisGetUserMessage("MT001", $doiValue);
$status = "ACTIVE";
$activateResult = setDoiStatus($doiValue, $status);
header("HTTP/1.0 200 OK");
} else {
$errorMessages .= $this->doisGetUserMessage("MT010", $doi = NULL);
$logMessage = "MT010 " . $response;
header("HTTP/1.0 500 Internal Server Error");
}
} else {
$errorMessages .= $this->doisGetUserMessage("MT010", $doi = NULL);
$logMessage = "MT010 " . $response;
header("HTTP/1.0 500 Internal Server Error");
}
} else {
$errorMessages .= $this->doisGetUserMessage("MT005", $doi = NULL);
header("HTTP/1.0 500 Internal Server Error");
}
} else {
$errorMessages .= '..<br />' . $insertResult;
header("HTTP/1.0 500 Internal Server Error");
}
}
if ($errorMessages) {
$outstr = $errorMessages;
//We need to log this activity as errorred
if ($logMessage) {
$errorMessages .= $logMessage;
}
insertDoiActivity("MINT", $doiValue, "FAILURE", $client_id, $errorMessages);
}
if ($notifyMessage) {
//We need to log this activity
insertDoiActivity("MINT", $doiValue, "SUCCESS", $client_id, $notifyMessage);
$outstr = $notifyMessage;
}
//we now need to return the result back to the calling program.
header('Content-type: text/html');
echo $outstr;
}
/**
* Check the availability of the DOI service and upstream DataCite service
* Note: this is an indication of service availability, not a guarantee
* that subsequent mints will be processed successfully.
*
* @author Ben Greenwood <*****@*****.**>
*/
function status()
{
// XXX: These parameter getters should be in a constructor somewhere
$response_type = $this->input->get('response_type') ?: "string";
$api_version = $this->input->get('api_version') ?: "1.0";
$response_status = true;
$timer_start = microtime(true);
// Ping the local DOI database
if (!$this->doi_db->simple_query("SELECT 1;")) {
$response_status = false;
}
// Ping DataCite DOI HTTPS service
if (!$this->_isDataCiteAlive(self::DATACITE_WAIT_TIMEOUT_SECONDS)) {
$response_status = false;
}
// Send back our response
if ($response_status) {
$response_time = round(microtime(true) - $timer_start, 3) * 1000;
echo doisGetUserMessage("MT090", NULL, $response_type, NULL, "(took " . $response_time . "ms)");
return;
} else {
echo doisGetUserMessage("MT091", NULL, $response_type);
return;
}
}
