public void Insert(MarklogicContent[] marklogicContent, MlTransactionScope transaction)
{
foreach (var doc in marklogicContent)
{
var collections = doc.Collections?.Length > 0
? $", ( {string.Join(", ", doc.Collections.Where(x => !string.IsNullOrEmpty(x)).Select(x => $"'{x}'"))} )"
: string.Empty;
var content = "";
switch (doc.Media)
{
case MediaType.Xml:
content = $"xdmp:unquote('{EscapeXml(RemoveXmlHeader(doc.Content))}')";
break;
case MediaType.Json:
content = $"xdmp:unquote('{doc.Content}')";
break;
default:
throw new ArgumentException("Unknown mime type");
}
var query = "xdmp:document-insert(" +
$"'{doc.DocumentName}'," +
$"{content}, " +
"xdmp:default-permissions()" +
$"{collections})";
var resp = transaction == null?Submit(query) : Submit(query, transaction);
}
}
public void RollbackTransaction(MlTransactionScope transaction)
{
var result = Submit("xdmp:rollback()", transaction);
if (!result.IsSuccessStatusCode)
{
throw new HttpRequestException(result.Content.ReadAsStringAsync().Result);
}
}
public void AcquireLocks(MlTransactionScope transaction, params string[] lockFiles)
{
var batchLock = new MultiStatement();
foreach (var lockValue in lockFiles)
{
var query = new XdmpLockForUpdate(new MlUri(lockValue, MlUriDocumentType.Xml));
batchLock.Add(query);
}
Submit(batchLock.Query, transaction);
}
public HttpResponseMessage Submit(string query, MlTransactionScope transaction)
{
HttpResponseMessage result = null;
for (var i = 0; i < _maxTries; i++)
{
var content = new StringContent(WebUtility.UrlEncode("xquery") + "=" + WebUtility.UrlEncode(query), null, "application/x-www-form-urlencoded");
result = Post(_client, $"eval?txid={transaction.TransactionId}", content, transaction.Cookies);
if (result.IsSuccessStatusCode)
{
transaction.Cookies = GetCookies(result);
return(result);
}
}
throw new HttpRequestException(result.Content.ReadAsStringAsync().Result);
}
public MlTransactionScope BeginTransaction()
{
//https://docs.marklogic.com/REST/POST/v1/transactions
var response = Post(_client, $"LATEST/transactions?timeLimit={TransactionTimeLimit}", new StringContent("", Encoding.UTF8));
if (response.StatusCode != HttpStatusCode.SeeOther)
{
throw new HttpRequestException(response.Content.ReadAsStringAsync().Result);
}
var transaction = new MlTransactionScope
{
TransactionId = response.Headers.Location.OriginalString.Split('/').Last(),
Cookies = GetCookies(response)
};
Submit($"xquery version '1.0-ml'; declare option xdmp:transaction-mode 'update'; xdmp:set-transaction-time-limit({TransactionTimeLimit});", transaction);
return(transaction);
}
public void Insert(MarklogicContent marklogicContent, MlTransactionScope transaction)
{
Insert(new[] { marklogicContent }, transaction);
}