/// <summary>
/// Get the blast service request object with all the request parameter set
/// </summary>
/// <param name="sequence">Input sequece</param>
/// <param name="parameters">Blast parameters</param>
/// <returns>Blast service request object</returns>
private static BlastSerivceRequest GetRequestParameter(
ISequence sequence,
BlastParameters parameters)
{
BlastSerivceRequest blastParameter = new BlastSerivceRequest();
// Sets the format of output expected from Azure Blast service
blastParameter.OptionM = OPTIONMVALUE;
// Sets the name of Job owner
blastParameter.Owner = Resources.OWNERVALUE;
blastParameter.ParitionNumber = PARTITIONVALUE;
// Convert string to byte
ISequenceFormatter formatter = new FastaFormatter();
string inputContent = formatter.FormatString(sequence);
ASCIIEncoding asciiEncoding = new ASCIIEncoding();
blastParameter.InputContent = asciiEncoding.GetBytes(inputContent);
// Other parameters
// Set the Title of Job
blastParameter.Title = sequence.ID;
// Name of the database to be searched in
blastParameter.DatabaseName = parameters.Settings[PARAMETERDATABASE];
// Type of search program to be executed
blastParameter.ProgramName = parameters.Settings[PARAMETERPROGRAM];
return(blastParameter);
}
/// <summary>
/// Gets the search results for the pertinent request identifier.
/// Implementation should have dedicated parsers to format the received results into MBF
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="requestIdentifier">Identifier for the request of interest.</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>The search results</returns>
public string GetResult(
string requestIdentifier,
BlastParameters parameters)
{
WSFile[] resultTypes = _blastClient.getResults(requestIdentifier);
if (resultTypes == null)
{
throw new Exception(Resources.EBIWURESULTTYPEFAILED);
}
string response = string.Empty;
foreach (WSFile resultType in resultTypes)
{
if (resultType.type == "appxmlfile")
{
byte[] content = _blastClient.poll(requestIdentifier, resultType.type);
ASCIIEncoding enc = new ASCIIEncoding();
response = enc.GetString(content);
}
}
if (string.IsNullOrEmpty(response))
{
throw new Exception(
String.Format(CultureInfo.InvariantCulture,
Resources.EMPTYRESPONSE,
requestIdentifier));
}
// we have XML results, parse them
return(response);
}
/// <summary>
/// Gets the search results for the pertinent request identifier.
/// Implementation should have dedicated parsers to format the received results into MBF
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="requestIdentifier">Identifier for the request of interest.</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>The search results</returns>
public string GetResult(
string requestIdentifier,
BlastParameters parameters)
{
string resultUri = _blastClient.GetJobResult(new Guid(requestIdentifier));
WebAccessor accessor = new WebAccessor();
WebAccessorResponse webAccessorResponse = null;
if (Configuration.UseBrowserProxy)
{
accessor.GetBrowserProxy();
}
webAccessorResponse = accessor.SubmitHttpRequest(
new Uri(resultUri),
false, // POST request
new Dictionary <string, string>());
if (!webAccessorResponse.IsSuccessful)
{
// failure
accessor.Close();
return(null);
}
accessor.Close();
return(webAccessorResponse.ResponseString);
}
/// <summary>
/// Fetch the search results synchronously for the pertinent request identifier.
/// This is a synchronous method and will not return until the results are
/// available.
/// Implementation should have dedicated parsers to format the received results into
/// MBF
/// </summary>
/// <remarks>
/// An exception is thrown if the request does not succeed.
/// </remarks>
/// <param name="requestIdentifier">Identifier for the request of interest</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>The search results</returns>
public IList <BlastResult> FetchResultsSync(
string requestIdentifier,
BlastParameters parameters)
{
IList <BlastResult> result = null;
ServiceRequestInformation requestInfo = new ServiceRequestInformation();
requestInfo.Status = ServiceRequestStatus.Queued;
int retryCount = 0;
do
{
requestInfo = GetRequestStatus(requestIdentifier);
if (requestInfo.Status == ServiceRequestStatus.Ready ||
requestInfo.Status == ServiceRequestStatus.Error)
{
break;
}
retryCount++;
Thread.Sleep(RetryInterval * retryCount);
}while (retryCount < RetryCount);
string message;
if (requestInfo.Status == ServiceRequestStatus.Ready)
{
string output = GetResult(
requestIdentifier,
parameters);
result = Parser.Parse(new StringReader(output));
}
else if (requestInfo.Status == ServiceRequestStatus.Error)
{
message = String.Format(
Resources.BLASTREQUESTFAILED,
requestIdentifier,
requestInfo.Status,
requestInfo.StatusInformation);
throw new Exception(message);
}
else
{
message = String.Format(
Resources.BLASTRETRIESEXCEEDED,
requestIdentifier,
requestInfo.Status,
requestInfo.StatusInformation);
throw new Exception(message);
}
return(result);
}
/// <summary>
/// Gets the search results for the pertinent request identifier.
/// Implementation should have dedicated parsers to format the received results into MBF framework
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="requestIdentifier">Identifier for the request of interest.</param>
/// <param name="parameters">not needed - included only for compatibility with the interface</param>
/// <returns>The search results</returns>
public string GetResult(string requestIdentifier, BlastParameters parameters)
{
string response = string.Empty;
JobInfo jobidcntrl = ConvertRequestId(requestIdentifier);
response = _blastClient.GetOutputAsString(jobidcntrl.Jobid, jobidcntrl.Cntrl);
return(response);
}
/// <summary>
/// Initializes a new instance of the ThreadParameter class.
/// </summary>
/// <param name="requestIdentifier">Job identifier</param>
/// <param name="sequence">Sequence Object</param>
/// <param name="parameter">Blast Parameters</param>
public ThreadParameter(
string requestIdentifier,
ISequence sequence,
BlastParameters parameter)
{
_requestIdentifier = requestIdentifier;
_sequence = sequence;
_parameter = parameter;
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters
/// and sequence. Implementation should make use of the MBF.IO formatters
/// to convert the sequence into the web interface compliant sequence format.
/// This method performs parameter validation and throw Exception on invalid input.
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequence">The sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Request Identifier</returns>
public string SubmitRequest(ISequence sequence, BlastParameters parameters)
{
if (null == sequence)
{
throw new ArgumentNullException("sequence");
}
if (null == parameters)
{
throw new ArgumentNullException("parameters");
}
string requestIdentifier = string.Empty;
// Validate the Parameter
ParameterValidationResult valid = ValidateParameters(parameters);
if (!valid.IsValid)
{
throw new Exception(valid.ValidationErrors);
}
// Submit the job to server
inputParams blastRequest = GetRequestParameter(parameters);
blastRequest.appxml = AppXmlYes;
blastRequest.async = true;
data[] mydata = new data[1];
mydata[0] = new data();
mydata[0].type = SequenceType;
mydata[0].content = sequence.ToString();
requestIdentifier = _blastClient.runWUBlast(blastRequest, mydata);
// Only if the event is registered, invoke the thread
if (null != RequestCompleted)
{
ThreadParameter threadParameter = new ThreadParameter(
requestIdentifier,
sequence,
parameters);
// Start the BackGroundThread to check the status of job
_workerThread = new BackgroundWorker();
_workerThread.WorkerSupportsCancellation = true;
_workerThread.DoWork += new DoWorkEventHandler(ProcessRequestThread);
_workerThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(CompletedRequestThread);
_workerThread.RunWorkerAsync(threadParameter);
}
return(requestIdentifier);
}
/// <summary>
/// Check the currently set parameters for validity
/// </summary>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Validation result</returns>
private static ParameterValidationResult ValidateParameters(BlastParameters parameters)
{
ParameterValidationResult result = new ParameterValidationResult();
result.IsValid = true;
// check required parameters:
if (!parameters.Settings.ContainsKey(PARAMETERDATABASE))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERDATABASEREQUIRED;
}
if (!parameters.Settings.ContainsKey(PARAMETERPROGRAM))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERPROGRAMREQUIRED;
}
// check disallowed parameters:
if (parameters.Settings.ContainsKey(PARAMETERFORMATTYPE))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERFORMATTYPENOTALLOWED;
}
// Any other unknown parameters
foreach (KeyValuePair <string, string> parameter in parameters.Settings)
{
switch (parameter.Key)
{
case PARAMETERDATABASE:
case PARAMETERPROGRAM:
case PARAMETERFORMATTYPE:
break;
default:
result.IsValid = false;
result.ValidationErrors += string.Format(CultureInfo.InvariantCulture,
Resources.PARAMETERUNKNOWNAZURE,
parameter.Key);
break;
}
}
return(result);
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters
/// and sequence. Implementation should make use of the MBF.IO formatters
/// to convert the sequence into the web interface compliant sequence format.
/// This method performs parameter validation and throw Exception on invalid input.
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequence">The sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Unique Search ID generated by MBF</returns>
public string SubmitRequest(ISequence sequence, BlastParameters parameters)
{
if (null == sequence)
{
throw new ArgumentNullException("sequence");
}
if (null == parameters)
{
throw new ArgumentNullException("parameters");
}
List <ISequence> seqlist = new List <ISequence> {
sequence
};
return(SubmitRequest(seqlist, parameters));
}
/// <summary>
/// Get the blast service request object with all the request parameter set
/// </summary>
/// <param name="parameters">Blast parameters</param>
/// <returns>Blast service request object</returns>
private static inputParams GetRequestParameter(
BlastParameters parameters)
{
inputParams blastParameter = new inputParams();
// check required parameters:
blastParameter.database = parameters.Settings[ParameterDatabase];
// force program to uppercase, per EBI docs (though the service seems
// to work fine regardless of the case of this parameter)
blastParameter.program = parameters.Settings[ParameterProgram].ToUpperInvariant();
// note: query is not part of the inputParams class, so the caller will
// need to handle it separately.
blastParameter.email = parameters.Settings[ParameterEmail];
// apply any addition validation logic and set remaining supported parameters:
// validate filters here, since QBLAST uses a different set:
if (parameters.Settings.ContainsKey(ParameterFilter))
{
blastParameter.filter = parameters.Settings[ParameterFilter];
}
if (parameters.Settings.ContainsKey(ParameterAlignments))
{
blastParameter.numal = (int?)int.Parse(parameters.Settings[ParameterAlignments], CultureInfo.InvariantCulture);
}
if (parameters.Settings.ContainsKey(ParameterMatrixName))
{
blastParameter.matrix = parameters.Settings[ParameterMatrixName];
}
if (parameters.Settings.ContainsKey(ParameterExpect))
{
blastParameter.exp = (float?)float.Parse(parameters.Settings[ParameterExpect], CultureInfo.InvariantCulture);
}
return(blastParameter);
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters and sequence list.
/// Implementation should make use of the MBF.IO formatters to convert the sequence into
/// the web interface compliant sequence format
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequences">List of sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Unique Search ID generated by MBF</returns>
public string SubmitRequest(IList <ISequence> sequences, BlastParameters parameters)
{
if (sequences == null)
{
throw new Exception(Resources.BIOHPCNOSEQUENCE);
}
string requestIdentifier;
// Start of BioHPC-specific code
// we are submitting BLAST and give the job a name
tAppId appID = tAppId.P_BLAST;
string jobname = BlastParameters.Parameters["JobName"].DefaultValue;
if (parameters.Settings.ContainsKey(PARAMETERJOBNAME))
{
if (!String.IsNullOrEmpty(parameters.Settings[PARAMETERJOBNAME]))
{
jobname = parameters.Settings[PARAMETERJOBNAME];
}
}
// initialize input parameters with defaults
AppInputData pars = _blastClient.InitializeApplicationParams(appID, jobname);
// Retrieve database names for easy access by parameter validator
dnaDatabases = GetServiceMetadata(MetadataDatabasesDna);
protDatabases = GetServiceMetadata(MetadataDatabasesProt);
// Validate the parameter
ParameterValidationResult valid = ValidateParameters(parameters, pars);
if (!valid.IsValid)
{
throw new Exception(valid.ValidationErrors);
}
// ValidateParameters updated some of the entries in pars and put them
// into its ParametersObject - we need to fetch the updated pars
pars = valid.ParametersObject as AppInputData;
// Set some remaining parameters...
pars.blast.querysource = QuerySrcType.paste;
// We request XML as format, since this is what we can parse...
pars.blast.options.format = OutputFormat.XML;
// Query sequence should be in full Fasta format.
// We concatenate all the sequences from the list into a single string.
pars.blast.query = String.Empty;
foreach (ISequence auxseq in sequences)
{
pars.blast.query += ">" + auxseq.DisplayID + "\n" + auxseq.ToString() + "\n";
}
pars.blast.query = pars.blast.query.Substring(0, pars.blast.query.Length - 1); // remobe trailing newline...
// Run parameters and query string are ready. Submit the job to server:
// Create a new BLAST job.
string jobid = String.Empty;
string cntrl = String.Empty;
try
{
string pswd = String.Empty;
try
{
pswd = Configuration.Password;
}
catch
{
}
string[] outtab = _blastClient.CreateJob(appID, jobname, "1", Configuration.EmailAddress, pswd, "Auto");
if (outtab[0].IndexOf(MsgError, StringComparison.Ordinal) != -1)
{
throw new Exception(String.Format(CultureInfo.InvariantCulture, Resources.BIOHPCJOBNOTCREATED, outtab[0]));
}
jobid = outtab[1];
cntrl = outtab[2];
requestIdentifier = jobid + "_" + cntrl;
}
catch
{
throw new Exception(Resources.BIOHPCSERVERABSENT);
}
// Finally, we can submit the job
try
{
string result = _blastClient.SubmitJob(jobid, cntrl, pars);
if (result.IndexOf(MsgError, StringComparison.Ordinal) != -1)
{
throw new Exception(String.Format(CultureInfo.InvariantCulture, Resources.BIOHPCJOBNOTSUBMITTED, jobid, result));
}
}
catch
{
throw new Exception(Resources.BIOHPCSERVERABSENT);
}
// end of BioHPC-specific code
// Only if the event is registered, invoke the thread
if (null != RequestCompleted)
{
// ThreadParameter wants a single sequence - nor sure what this is for.
// We'll give it the first sequence from the list, i.e., sequence[0]
ThreadParameter threadParameter = new ThreadParameter(
requestIdentifier,
sequences[0],
parameters);
// Start the BackGroundThread to check the status of job
_workerThread = new BackgroundWorker();
_workerThread.WorkerSupportsCancellation = true;
_workerThread.DoWork += new DoWorkEventHandler(ProcessRequestThread);
_workerThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(CompletedRequestThread);
_workerThread.RunWorkerAsync(threadParameter);
}
return(requestIdentifier);
}
/// <summary>
/// Check the currently set parameters for validity
/// </summary>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Validation result</returns>
public static ParameterValidationResult ValidateParameters(BlastParameters parameters)
{
ParameterValidationResult result = new ParameterValidationResult();
result.IsValid = true;
// check required parameters:
if (!parameters.Settings.ContainsKey(ParameterDatabase))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERDATABASEREQUIRED;
}
if (!parameters.Settings.ContainsKey(ParameterProgram))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERPROGRAMREQUIRED;
}
// note: query is not part of the inputParams class, so the caller will
// need to handle it separately.
if (!parameters.Settings.ContainsKey(ParameterEmail))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETEREMAILREQUIRED;
}
if (parameters.Settings.ContainsKey(ParameterFilter))
{
string filter = parameters.Settings[ParameterFilter];
if (!Helper.StringHasMatch(filter, "none", "seg", "xnu", "seg+xnu", "dust"))
{
result.IsValid = false;
result.ValidationErrors += string.Format(CultureInfo.InvariantCulture, Resources.INVALIDBLASTFILTER, filter, "'none, 'seg', 'xnu', 'seg+xnu', 'dust'");
}
}
// Any other unknown parameters
foreach (KeyValuePair <string, string> parameter in parameters.Settings)
{
switch (parameter.Key)
{
case ParameterDatabase:
case ParameterProgram:
case ParameterEmail:
case ParameterFilter:
case ParameterAlignments:
case ParameterMatrixName:
case ParameterExpect:
// These are valid parameter, so allow them.
break;
default:
result.IsValid = false;
result.ValidationErrors += string.Format(CultureInfo.InvariantCulture,
Resources.PARAMETERUNKNOWNEBIWU,
parameter.Key);
break;
}
}
return(result);
}
/// <summary>
/// Gets the search results for the pertinent request identifier.
/// Implementation should have dedicated parsers to format the received results into MBF
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="requestIdentifier">Identifier for the request of interest.</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>The search results</returns>
public string GetResult(
string requestIdentifier,
BlastParameters parameters)
{
string status = string.Empty;
string information = string.Empty;
WebAccessor accessor = new WebAccessor();
WebAccessorResponse webAccessorResponse = null;
parameters.Add(PARAMETERCOMMAND, COMMANDGET);
parameters.Add(PARAMETERJOBID, requestIdentifier);
parameters.Add(PARAMETERFORMAT, FORMATXML);
if (Configuration.UseBrowserProxy)
{
accessor.GetBrowserProxy();
}
webAccessorResponse = accessor.SubmitHttpRequest(
ServiceUri,
true, // POST request
parameters.Settings);
if (!webAccessorResponse.IsSuccessful)
{
// failure
accessor.Close();
return(null);
}
accessor.Close();
information = ExtractInfoSection(webAccessorResponse.ResponseString);
if (!String.IsNullOrEmpty(information))
{
int statusStart = information.IndexOf("Status=", StringComparison.OrdinalIgnoreCase);
if (statusStart >= 0)
{
statusStart += "Status=".Length;
int statusEnd = information.IndexOf('\n', statusStart);
if (statusEnd >= 0)
{
status = information.Substring(statusStart, statusEnd - statusStart);
}
}
}
if (!string.IsNullOrEmpty(status))
{
if (status == STATUSWAITING)
{
return(null);
}
else
{
string message = String.Format(CultureInfo.InvariantCulture,
Resources.INVALIDNCBISTATUS,
status);
throw new Exception(message);
}
}
return(webAccessorResponse.ResponseString);
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters
/// and sequence. Implementation should make use of the MBF.IO formatters
/// to convert the sequence into the web interface compliant sequence format.
/// This method performs parameter validation and throw Exception on invalid input.
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequence">The sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Request Identifier</returns>
public string SubmitRequest(ISequence sequence, BlastParameters parameters)
{
if (null == sequence)
{
throw new ArgumentNullException("sequence");
}
if (null == parameters)
{
throw new ArgumentNullException("parameters");
}
string requestIdentifier;
// Create blast client object if not created already or if connection string has changed.
if (_blastClient == null)
{
InitializeBlastClient();
}
else
{
if (_blastClient.Endpoint.Address.Uri != _configuration.Connection)
{
// re-initialize if the uri has changed.
InitializeBlastClient();
}
}
// Validate the Parameter
ParameterValidationResult valid = ValidateParameters(parameters);
if (!valid.IsValid)
{
throw new Exception(valid.ValidationErrors);
}
// Submit the job to server
BlastSerivceRequest blastRequest = GetRequestParameter(
sequence,
parameters);
try
{
requestIdentifier = _blastClient.SubmitJob(blastRequest).ToString();
}
catch (FaultException <BlastFault> fault)
{
throw new Exception(fault.Message);
}
// Only if the event is registered, invoke the thread
if (null != RequestCompleted)
{
ThreadParameter threadParameter = new ThreadParameter(
requestIdentifier,
sequence,
parameters);
// Start the BackGroundThread to check the status of job
_workerThread = new BackgroundWorker();
_workerThread.WorkerSupportsCancellation = true;
_workerThread.DoWork += new DoWorkEventHandler(ProcessRequestThread);
_workerThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(CompletedRequestThread);
_workerThread.RunWorkerAsync(threadParameter);
}
return(requestIdentifier);
}
/// <summary>
/// Check the currently set parameters for validity
/// </summary>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Validation result</returns>
private static ParameterValidationResult ValidateParameters(BlastParameters parameters)
{
ParameterValidationResult result = new ParameterValidationResult();
result.IsValid = true;
// check required parameters:
if (!parameters.Settings.ContainsKey(PARAMETERDATABASE))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERDATABASEREQUIRED;
}
if (!parameters.Settings.ContainsKey(PARAMETERPROGRAM))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERPROGRAMREQUIRED;
}
else
{
// force program to lowercase (NCBI QBlast does require this)
parameters.Settings[PARAMETERPROGRAM] =
parameters.Settings[PARAMETERPROGRAM].ToLowerInvariant();
}
// verify that we have a valid query
if (parameters.Settings.ContainsKey(PARAMETERQUERY))
{
if (string.IsNullOrEmpty(parameters.Settings[PARAMETERQUERY]))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERSEQUENCEEMPTY;
}
}
else
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERSEQUENCEREQUIRED;
}
// apply any addition validation logic to the set of parameters:
// validate filters here, since EBI BLAST uses a different set:
if (parameters.Settings.ContainsKey(PARAMETERFILTER))
{
string filter = parameters.Settings[PARAMETERFILTER];
if (!Helper.StringHasMatch(filter, "T", "F", "m", "L", "R", "S", "D"))
{
result.IsValid = false;
result.ValidationErrors += string.Format(CultureInfo.InvariantCulture,
Resources.INVALIDBLASTFILTER,
filter,
"'T', 'F', 'm', 'L', 'R', 'S', 'D'");
}
}
if (parameters.Settings.ContainsKey(PARAMETERGENETICCODE))
{
int geneticCode = int.Parse(parameters.Settings[PARAMETERGENETICCODE], CultureInfo.InvariantCulture);
if (geneticCode < 1 || geneticCode > 22 ||
(geneticCode > 16 && geneticCode < 21))
{
result.IsValid = false;
result.ValidationErrors += Resources.INVALIDGENETICCODE;
}
}
int queryFrom = 0;
if (parameters.Settings.ContainsKey(PARAMETERQUERYFROM))
{
if (!int.TryParse(parameters.Settings[PARAMETERQUERYFROM], out queryFrom))
{
result.IsValid = false;
}
}
int queryTo = 0;
if (parameters.Settings.ContainsKey(PARAMETERQUERYTO))
{
if (!int.TryParse(parameters.Settings[PARAMETERQUERYTO], out queryTo))
{
result.IsValid = false;
}
}
if (((queryFrom == queryTo) && (queryFrom != 0)) ||
(queryFrom > queryTo))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERQUERYTOINVALID;
}
// check disallowed parameters:
foreach (KeyValuePair <string, string> parameter in parameters.Settings)
{
switch (parameter.Key)
{
case PARAMETERCMD:
case PARAMETERRID:
case PARAMETEREMAIL:
case PARAMETERSTRAND:
case PARAMETERSENSITIVITY:
case PARAMETERFORMATTYPE:
result.IsValid = false;
result.ValidationErrors += string.Format(CultureInfo.InvariantCulture,
Resources.PARAMETERUNKNOWNNCBI,
parameter.Key);
break;
default:
break;
}
}
return(result);
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters and sequence
/// Implementation should make use of the MBF.IO formatters to convert the sequence into
/// the web interface compliant sequence format
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequences">List of sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Request Identifier</returns>
public string SubmitRequest(IList <ISequence> sequences, BlastParameters parameters)
{
throw new NotImplementedException();
}
/// <summary>
/// Check the currently set parameters for validity
/// </summary>
/// <param name="parameters">Blast input parameters</param>
/// <param name="pars">BLAST parameters in the BioHPC service format</param>
/// <returns>Validation result</returns>
private ParameterValidationResult ValidateParameters(BlastParameters parameters, AppInputData pars)
{
ParameterValidationResult result = new ParameterValidationResult();
result.IsValid = true;
// Make sure e-mail address is configured
if (string.IsNullOrEmpty(Configuration.EmailAddress))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETEREMAILREQUIRED;
}
// check required BLAST parameters
if (!parameters.Settings.ContainsKey(PARAMETERPROGRAM))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERPROGRAMREQUIRED;
}
else
{
string prgm = parameters.Settings[PARAMETERPROGRAM].ToLower();
if (Helper.StringHasMatch(prgm, Enum.GetNames(typeof(BLASTprogram))))
{
pars.blast.program = (BLASTprogram)Enum.Parse(typeof(BLASTprogram), prgm);
}
else
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERPROGRAMREQUIRED;
}
}
if (!parameters.Settings.ContainsKey(PARAMETERDATABASE))
{
result.IsValid = false;
result.ValidationErrors += Resources.PARAMETERDATABASEREQUIRED;
}
else
{
string dbname = parameters.Settings[PARAMETERDATABASE];
if (IsProgramDna(pars.blast.program))
{
if (IsDbstringDNA(dbname))
{
pars.blast.database.database = dbname;
}
else
{
result.IsValid = false;
result.ValidationErrors += Resources.BIOHPCNODNADB;
}
}
else
{
if (IsDbstringProt(dbname))
{
pars.blast.database.database = dbname;
}
else
{
result.IsValid = false;
result.ValidationErrors += Resources.BIOHPCNOPROTDB;
}
}
}
// Allowed parameters
if (parameters.Settings.ContainsKey(PARAMETERFILTER))
{
// If the supplied filter parameter makes sense, use it; otherwise the default will be used.
string fltr = parameters.Settings[PARAMETERFILTER];
if (Helper.StringHasMatch(fltr, Enum.GetNames(typeof(LowCompFilter))))
{
pars.blast.options.lcompfilter = (LowCompFilter)Enum.Parse(typeof(LowCompFilter), fltr);
}
}
if (parameters.Settings.ContainsKey(PARAMETERALIGNMENTS))
{
pars.blast.options.maxtargets = int.Parse(parameters.Settings[PARAMETERALIGNMENTS], CultureInfo.InvariantCulture);
}
if (parameters.Settings.ContainsKey(PARAMETERMATRIXNAME))
{
// If the supplied matrix parameter makes sense, use it; otherwise the default will be used.
string mtrx = parameters.Settings[PARAMETERMATRIXNAME].ToUpper(CultureInfo.InvariantCulture);
if (Helper.StringHasMatch(mtrx, Enum.GetNames(typeof(MBF.Web.BioHPC.Matrix))))
{
pars.blast.options.matrix = (MBF.Web.BioHPC.Matrix)Enum.Parse(typeof(MBF.Web.BioHPC.Matrix), mtrx);
}
}
if (parameters.Settings.ContainsKey(PARAMETEREXPECT))
{
pars.blast.options.ecut = double.Parse(parameters.Settings[PARAMETEREXPECT], CultureInfo.InvariantCulture);
}
if (parameters.Settings.ContainsKey(PARAMETERMINQUERYLENGTH))
{
pars.blast.options.minquerylength = int.Parse(parameters.Settings[PARAMETERMINQUERYLENGTH], CultureInfo.InvariantCulture);
}
if (parameters.Settings.ContainsKey(PARAMETEREMAILNOTIFY))
{
pars.blast.runparams.email_notify = parameters.Settings[PARAMETEREMAILNOTIFY] == "yes";
}
// Any other unknown parameters
foreach (KeyValuePair <string, string> parameter in parameters.Settings)
{
switch (parameter.Key)
{
// These are either handled above, or allowed
case PARAMETERDATABASE:
case PARAMETERPROGRAM:
case PARAMETERFORMATTYPE:
case PARAMETERFILTER:
case PARAMETERALIGNMENTS:
case PARAMETERMATRIXNAME:
case PARAMETEREXPECT:
case PARAMETERMINQUERYLENGTH:
case PARAMETEREMAILNOTIFY:
case PARAMETERJOBNAME:
break;
default:
result.IsValid = false;
result.ValidationErrors += string.Format(
CultureInfo.InvariantCulture,
Resources.PARAMETRUNKNOWNBIOHPC,
parameter.Key);
break;
}
}
if (result.IsValid)
{
result.ParametersObject = pars;
}
return(result);
}
/// <summary>
/// Submit the search request with the user supplied configuration parameters
/// and sequence. Implementation should make use of the MBF.IO formatters
/// to convert the sequence into the web interface compliant sequence format.
/// This method performs parameter validation and throw Exception on invalid input.
/// </summary>
/// <remarks>An exception is thrown if the request does not succeed.</remarks>
/// <param name="sequence">The sequence to search with</param>
/// <param name="parameters">Blast input parameters</param>
/// <returns>Request Identifier</returns>
public string SubmitRequest(ISequence sequence, BlastParameters parameters)
{
if (null != sequence)
{
parameters.Add("Query", sequence.ToString());
}
if (null == parameters)
{
throw new ArgumentNullException("parameters");
}
string requestIdentifier = string.Empty;
// Validate the Parameter
ParameterValidationResult valid = ValidateParameters(parameters);
if (!valid.IsValid)
{
throw new Exception(valid.ValidationErrors);
}
parameters.Add(PARAMETERCOMMAND, COMMANDPUT);
WebAccessor accessor = new WebAccessor();
WebAccessorResponse webAccessorResponse;
if (Configuration.UseBrowserProxy)
{
accessor.GetBrowserProxy();
}
webAccessorResponse = accessor.SubmitHttpRequest(
ServiceUri,
true, // do POST
parameters.Settings); // request parameters
if (!webAccessorResponse.IsSuccessful)
{
// failed
accessor.Close();
throw new Exception(String.Format(CultureInfo.InvariantCulture,
Resources.HTTPSUBMITFAILED,
webAccessorResponse.StatusDescription));
}
string info = ExtractInfoSection(webAccessorResponse.ResponseString);
if (!String.IsNullOrEmpty(info))
{
int ridStart = info.IndexOf("RID = ", StringComparison.OrdinalIgnoreCase);
if (ridStart >= 0)
{
ridStart += "RID = ".Length;
int ridEnd = info.IndexOf('\n', ridStart);
if (ridEnd >= 0)
{
requestIdentifier = info.Substring(ridStart, ridEnd - ridStart);
}
}
}
accessor.Close();
if (string.IsNullOrEmpty(requestIdentifier))
{
string message = String.Format(CultureInfo.InvariantCulture,
Resources.RIDEXTRACTFAILED,
ExtractError(webAccessorResponse.ResponseString));
throw new Exception(message);
}
// Only if the event is registered, invoke the thread
if (null != RequestCompleted)
{
ThreadParameter threadParameter = new ThreadParameter(
requestIdentifier,
sequence,
parameters);
// Start the BackGroundThread to check the status of job
_workerThread = new BackgroundWorker();
_workerThread.WorkerSupportsCancellation = true;
_workerThread.DoWork += new DoWorkEventHandler(ProcessRequestThread);
_workerThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(CompletedRequestThread);
_workerThread.RunWorkerAsync(threadParameter);
}
return(requestIdentifier);
}
