private boolean hasADuplicateUsername(CSV studentGrades) {
List usernameList = studentGrades.getStudentUsernames();
List duplicatesList = new ArrayList();
while (usernameList.size() > 0) {
String username = (String) usernameList.get(0);
usernameList.remove(username);
if (usernameList.contains(username) && !duplicatesList.contains(username)) {
duplicatesList.add(username);
}
}
if (duplicatesList.size() <= 0) {
return false;
}
if (duplicatesList.size() == 1) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "single_duplicate_username", new Object[] {});
} else {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "mult_duplicate_usernames", new Object[] {});
}
for (int i = 0; i < duplicatesList.size(); i++) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "duplicate_username", new Object[] {duplicatesList.get(i)});
}
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "duplicate_username_dir", new Object[] {});
return true;
}
public String processCreate() {
try {
if (!this.checkAccess()) {
throw new PermissionException(
SessionManager.getCurrentSessionUserId(), "syllabus_access_athz", "");
}
} catch (PermissionException e) {
// logger.info(this + ".getEntries() in PostemTool " + e);
FacesContext.getCurrentInstance()
.addMessage(
null,
MessageUtils.getMessage(
FacesMessage.SEVERITY_ERROR,
"error_permission",
(new Object[] {e.toString()}),
FacesContext.getCurrentInstance()));
this.currentGradebook = null;
this.csv = null;
this.newTemplate = null;
// this.release = null;
return "permission_error";
}
if (currentGradebook.getId() == null) {
ArrayList gb = getGradebooks();
Iterator gi = gb.iterator();
while (gi.hasNext()) {
if (((Gradebook) gi.next()).getTitle().equals(currentGradebook.getTitle())) {
// To stay consistent, remove current messages when adding a new message
// so as to only display one error message before returning
PostemTool.clearMessages();
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "duplicate_title", new Object[] {});
return "create_gradebook";
}
}
}
if (currentGradebook.getTitle() == null || currentGradebook.getTitle().equals("")) {
// To stay consistent, remove current messages when adding a new message
// so as to only display one error message before returning
PostemTool.clearMessages();
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, "missing_title", new Object[] {});
return "create_gradebook";
} else if (currentGradebook.getTitle().trim().length() > TITLE_MAX_LENGTH) {
PostemTool.clearMessages();
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR,
"title_too_long",
new Object[] {
new Integer(currentGradebook.getTitle().trim().length()), new Integer(TITLE_MAX_LENGTH)
});
return "create_gradebook";
}
Reference attachment = getAttachmentReference();
if (attachment == null) {
return "create_gradebook";
}
if (!this.delimiter.equals(COMMA_DELIM_STR) && !this.delimiter.equals(TAB_DELIM_STR)) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, "invalid_delim", new Object[] {});
return "create_gradebook";
}
if (attachment != null) {
// logger.info("*** Non-Empty CSV!");
try {
char csv_delim = CSV.COMMA_DELIM;
if (this.delimiter.equals(TAB_DELIM_STR)) {
csv_delim = CSV.TAB_DELIM;
}
// Read the data
ContentResource cr = contentHostingService.getResource(attachment.getId());
// Check the type
if (ResourceProperties.TYPE_URL.equalsIgnoreCase(cr.getContentType())) {
// Going to need to read from a stream
String csvURL = new String(cr.getContent());
// Load the URL
csv = URLConnectionReader.getText(csvURL);
if (LOG.isDebugEnabled()) {
LOG.debug(csv);
}
} else {
csv = new String(cr.getContent());
if (LOG.isDebugEnabled()) {
LOG.debug(csv);
}
}
CSV grades = new CSV(csv, withHeader, csv_delim);
if (withHeader == true) {
if (grades.getHeaders() != null) {
List headingList = grades.getHeaders();
for (int col = 0; col < headingList.size(); col++) {
String heading = (String) headingList.get(col).toString().trim();
// Make sure there are no blank headings
if (heading == null || heading.equals("")) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "blank_headings", new Object[] {});
return "create_gradebook";
}
// Make sure the headings don't exceed max limit
if (heading.length() > HEADING_MAX_LENGTH) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR,
"heading_too_long",
new Object[] {new Integer(HEADING_MAX_LENGTH)});
return "create_gradebook";
}
}
}
}
if (grades.getStudents() != null) {
if (!usernamesValid(grades)) {
return "create_gradebook";
}
if (hasADuplicateUsername(grades)) {
return "create_gradebook";
}
}
if (this.newTemplate != null && this.newTemplate.trim().length() > 0) {
if (this.newTemplate.trim().length() > TEMPLATE_MAX_LENGTH) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR,
"template_too_long",
new Object[] {
new Integer(this.newTemplate.trim().length()), new Integer(TEMPLATE_MAX_LENGTH)
});
return "create_gradebook";
}
}
if (withHeader == true) {
if (grades.getHeaders() != null) {
PostemTool.populateMessage(FacesMessage.SEVERITY_INFO, "has_headers", new Object[] {});
}
}
if (grades.getStudents() != null) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_INFO,
"has_students",
new Object[] {new Integer(grades.getStudents().size())});
}
if (withHeader == true) {
currentGradebook.setHeadings(grades.getHeaders());
}
List slist = grades.getStudents();
if (oldGradebook.getId() != null && !this.userPressedBack) {
Set oldStudents = currentGradebook.getStudents();
oldGradebook.setStudents(oldStudents);
}
currentGradebook.setStudents(new TreeSet());
// gradebookManager.saveGradebook(currentGradebook);
Iterator si = slist.iterator();
while (si.hasNext()) {
List ss = (List) si.next();
String uname = ((String) ss.remove(0)).trim();
// logger.info("[POSTEM] processCreate -- adding student " +
// uname);
gradebookManager.createStudentGradesInGradebook(uname, ss, currentGradebook);
if (currentGradebook.getStudents().size() == 1) {
currentGradebook.setFirstUploadedUsername(
uname); // otherwise, the verify screen shows first in ABC order
}
}
} catch (DataFormatException exception) {
/*
* TODO: properly subclass exception in order to allow for localized
* messages (add getRowNumber/setRowNumber). Set exception message to be
* key in .properties file
*/
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, exception.getMessage(), new Object[] {});
return "create_gradebook";
} catch (IdUnusedException e) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), new Object[] {});
return "create_gradebook";
} catch (TypeException e) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), new Object[] {});
return "create_gradebook";
} catch (PermissionException e) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), new Object[] {});
return "create_gradebook";
} catch (ServerOverloadException e) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), new Object[] {});
return "create_gradebook";
} catch (IOException e) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), new Object[] {});
return "create_gradebook";
}
} else if (this.csv != null) {
// logger.info("**** Non Null Empty CSV!");
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "has_students", new Object[] {new Integer(0)});
currentGradebook.setHeadings(new ArrayList());
if (oldGradebook.getId() != null) {
Set oldStudents = currentGradebook.getStudents();
oldGradebook.setStudents(oldStudents);
}
currentGradebook.setStudents(new TreeSet());
}
if (this.newTemplate != null && this.newTemplate.trim().length() > 0) {
currentGradebook.setTemplate(gradebookManager.createTemplate(newTemplate.trim()));
} else if (this.newTemplate != null) {
// logger.info("*** Non Null Empty Template!");
currentGradebook.setTemplate(null);
}
/*
* if("No".equals(this.release)) { currentGradebook.setReleased(new
* Boolean(false)); //logger.info("Set to No, " +
* currentGradebook.getReleased()); } else {
* currentGradebook.setReleased(new Boolean(true)); //logger.info("Set to
* Yes, " + currentGradebook.getReleased()); }
*/
// gradebookManager.saveGradebook(currentGradebook);
// logger.info(currentGradebook.getId());
// currentGradebook = null;
if ((this.csv != null && this.csv.trim().length() > 0)
|| (this.newTemplate != null && this.newTemplate.trim().length() > 0)) {
this.csv = null;
this.newTemplate = null;
return "verify";
}
Iterator oi = oldGradebook.getStudents().iterator();
while (oi.hasNext()) {
gradebookManager.deleteStudentGrades((StudentGrades) oi.next());
}
this.userId = SessionManager.getCurrentSessionUserId();
currentGradebook.setLastUpdated(new Timestamp(new Date().getTime()));
currentGradebook.setLastUpdater(this.userId);
gradebookManager.saveGradebook(currentGradebook);
this.currentGradebook = null;
this.oldGradebook = null;
this.withHeader = true;
// this.gradebooks = null;
return "main";
}
private boolean usernamesValid(CSV studentGrades) {
boolean usersAreValid = true;
List blankRows = new ArrayList();
List invalidUsernames = new ArrayList();
int row = 1;
List siteMembers = getSiteMembers();
List studentList = studentGrades.getStudentUsernames();
Iterator studentIter = studentList.iterator();
while (studentIter.hasNext()) {
row++;
String usr = (String) studentIter.next();
if (LOG.isDebugEnabled()) {
LOG.debug("usernamesValid : username="******"usernamesValid : siteMembers" + siteMembers);
}
if (usr == null || usr.equals("")) {
usersAreValid = false;
blankRows.add(new Integer(row));
} else if (siteMembers == null
|| (siteMembers != null && !siteMembers.contains(getUserDefined(usr)))) {
usersAreValid = false;
invalidUsernames.add(usr);
}
}
if (blankRows.size() == 1) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_single_username", new Object[] {});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_location", new Object[] {blankRows.get(0)});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_username_dir", new Object[] {});
} else if (blankRows.size() > 1) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_mult_usernames", new Object[] {});
for (int i = 0; i < blankRows.size(); i++) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_location", new Object[] {blankRows.get(i)});
}
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "missing_username_dir", new Object[] {});
}
if (invalidUsernames.size() == 1) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, "blank", new Object[] {});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "single_invalid_username", new Object[] {});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "invalid_username", new Object[] {invalidUsernames.get(0)});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "single_invalid_username_dir", new Object[] {});
} else if (invalidUsernames.size() > 1) {
PostemTool.populateMessage(FacesMessage.SEVERITY_ERROR, "blank", new Object[] {});
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "mult_invalid_usernames", new Object[] {});
for (int j = 0; j < invalidUsernames.size(); j++) {
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR,
"invalid_username",
new Object[] {invalidUsernames.get(j)});
}
PostemTool.populateMessage(
FacesMessage.SEVERITY_ERROR, "mult_invalid_usernames_dir", new Object[] {});
}
return usersAreValid;
}