Add attachments to diploma thesis

[mkhumml]

As a teacher I want to upload attachments so that I can add additional data (e.g. source code) to the diploma thesis

Acceptance criterias:

• To upload attachments to the diploma thesis there has to be a "add attachment" button in the maintain diploma data section as well as in the create diploma data section
  • After pressing the button there should be a drag and drop field to easily add files
  • The drag and drop should have a "submit" button
  • The drag and drop should have a "cancel" button
    • After pressing the "submit" or "cancel" button successfully there should be a success message shown to the user
    • After pressing the "submit" or "cancel" button unsuccessfully there should be an error message shown to the user
  • You have to be able to upload more than one attachment at a time
  • If the upload is successful it should be logged (user, date, diploma data(tbd))
  • If the upload is unsuccessful an error message should be shown to the user
  • There should be an "Cancel button" while uploading
  • If the "cancel" button is pressed while uploading, there should be a message shown to the user asking for canceling the upload

[sebastian15038]

Finished, there is a possibility to upload additonally data that will be in the same folder as the diploma thesis, you can upload only one attachement but you can have many files within when you : Do a rar archiv and upload this as attachement, There is no cancel button, the upload is too fast ... and cannot be done with php only with js