private Task getTastInfo(Map<String, String> fieldValues, ContestManager contestManager) {
if (fieldValues.get("contestId") == null || fieldValues.get("taskId") == null) return null;
Contest contest = contestManager.getContest(fieldValues.get("contestId"));
if (contest == null) {
return null;
}
return contest.getTaskById(fieldValues.get("taskId"));
}
protected String parseZipEntry(
ZipEntry zipEntry,
ZipInputStream zipStream,
Task task,
String contestId,
ContestManager contestManager) {
String fileName = new File(zipEntry.getName()).getName().toLowerCase();
if (fileName.equals(task.getName() + ".txt")) {
return null;
}
String[] fileNameParts = fileName.split("\\.");
if (fileNameParts.length != 3) {
return getErrorMessage(zipEntry, "is not named properly and will be ignored.");
}
if (!fileNameParts[0].equals(task.getName())) {
return getErrorMessage(
zipEntry,
"seems like a test case but does not seem to start with the task name:" + task.getName());
}
Task.TestType testType;
if ("in".equals(fileNameParts[2])) {
testType = Task.TestType.IN;
} else if ("sol".equals(fileNameParts[2])) {
testType = Task.TestType.SOL;
} else {
return getErrorMessage(
zipEntry, " is neither .in nor .sol file but is ." + fileNameParts[2] + " ?");
}
int testNumber = -1;
try {
testNumber = Integer.parseInt(fileNameParts[1]);
if (testNumber < 1 || testNumber > task.getNumberOfTests()) {
testNumber = -1;
}
} catch (NumberFormatException e) {
} finally {
if (testNumber < 0) {
return getErrorMessage(
zipEntry,
" has incorrect value for a test number :"
+ fileNameParts[1]
+ " . Must be an integer between 1 and "
+ Integer.toString(task.getNumberOfTests()));
}
}
if (contestManager.uploadTaskData(contestId, task, testNumber, testType, zipStream)) {
return null;
} else {
return getErrorMessage(
zipEntry, " was recognized as a test data file but the server was unable to store it.");
}
}
@Override
public void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String userId = (String) request.getSession().getAttribute("id");
if (userId == null) {
response.sendRedirect("index.jsp");
return;
}
PrintManager printManager = SessionUtil.getInstance().getPrintManager();
ContestManager contestManager = SessionUtil.getInstance().getContestManager();
Contest currContest = contestManager.getContest(request);
// do not allow printing in open contests
if (currContest.isOpenContest()) {
response.sendRedirect("main?error=52");
return;
}
try {
// request parsing
HttpPostFileParser postFileParser = new HttpPostFileParser();
// convert from KBytes to bytes
int maxFileSize = printManager.getMaxFileSize() * 1024;
postFileParser.init(request, maxFileSize);
if (postFileParser.nFile == 0) {
response.sendRedirect("main?error=12");
return;
}
File fileSrcFile = postFileParser.upFile[0].GetTmpFile();
boolean bResult = printManager.print(fileSrcFile, userId);
if (!bResult) {
response.sendRedirect("main?error=52");
} else {
response.sendRedirect("main?error=50");
}
} catch (java.io.IOException ex) {
response.sendRedirect("main?error=14");
}
}
private void setUpDefaultMetaInfo(Task task, ContestManager contestManager, String contestId) {
task.setTestGroups(new LinkedList<TestGroup>());
for (int i = 1; i <= task.getNumberOfTests(); ++i) {
TestGroup group = new TestGroup();
group.setFeedbackEnabled(i * 5 <= task.getNumberOfTests());
group.setTestCases(Arrays.asList(i));
group.setPoints(new BigDecimal(100 / task.getNumberOfTests()));
task.addTestGroup(group);
}
contestManager.updateTask(contestId, task);
}
private boolean handleMetaInfo(
ZipEntry zipEntry,
Task task,
ZipInputStream zipStream,
List<String> errorMessages,
ContestManager contestManager,
String contestId) {
String fileName = new File(zipEntry.getName()).getName().toLowerCase();
if (!fileName.equals(task.getName() + ".txt")) return false;
List<TestGroup> testGroups = new LinkedList<TestGroup>();
BufferedReader reader = new BufferedReader(new InputStreamReader(zipStream));
String line = null;
int lineNumber = 0;
try {
while ((line = reader.readLine()) != null) {
String secondLine = reader.readLine();
lineNumber += 2;
if (secondLine == null) {
if ("".equals(line)) {
break;
} else {
addMessageOnLine(errorMessages, lineNumber, "Line appears to be empty.");
return false;
}
}
TestGroup group = new TestGroup();
if (!parseOddLineOfMetaInfo(errorMessages, line, lineNumber, group)
|| !parseEvenLineOfMetaInfo(secondLine, task, errorMessages, lineNumber, group)) {
return false;
}
testGroups.add(group);
}
} catch (IOException e) {
addMessageOnLine(errorMessages, lineNumber, "Cannot read the file after this line.");
return false;
}
task.setTestGroups(testGroups);
contestManager.updateTask(contestId, task);
return true;
}