Added admin view to zip and download resumes for a particular application

CDC_Backend/APIs/adminUrls.py

@@ -13,6 +13,7 @@ urlpatterns = [
     path('getApplications/', adminViews.getApplications, name="Get Applications"),
     path("submitApplication/", adminViews.submitApplication, name="Submit Application"),
     path('generateCSV/', adminViews.generateCSV, name="Generate CSV"),
+    path('downloadResume/', adminViews.downloadResume, name="Download Resume"),
     path('addPPO/', adminViews.addPPO, name="Add PPO"),
     path('getStudentApplication/', adminViews.getStudentApplication, name="Get student application"),
     path('getStats/', adminViews.getStats, name="Get Stats"),

CDC_Backend/APIs/adminViews.py

@@ -1,4 +1,5 @@
 import csv
+import zipfile
 
 from rest_framework.decorators import api_view
 
@@ -458,6 +459,43 @@ def generateCSV(request, id, email, user_type):
                         status=status.HTTP_400_BAD_REQUEST)
 
 
+@api_view(['POST'])
+@isAuthorized(allowed_users=[ADMIN])
+@precheck(required_data=[OPENING_ID])
+def downloadResume(request, id, email, user_type):
+    try:
+        data = request.data
+        if  OPENING_TYPE  in data:
+            opening_type= data[OPENING_TYPE]
+        else:
+            opening_type= "Placement"
+        if opening_type == "Internship":
+            opening = get_object_or_404(Internship, id=data[OPENING_ID])
+            applications = InternshipApplication.objects.filter(internship=opening)
+        else:
+            opening = get_object_or_404(Placement, id=data[OPENING_ID])
+            applications = PlacementApplication.objects.filter(placement=opening)
+        zip_filename = generateRandomString() + ".zip"
+        if not os.path.isdir(STORAGE_DESTINATION_RESUME_ZIP):
+            os.makedirs(STORAGE_DESTINATION_RESUME_ZIP, exist_ok=True)
+        resumes = {}
+        for apl in applications:
+            resumes[apl.student.roll_no] = STORAGE_DESTINATION_RESUMES + apl.student.id + '/' + apl.resume   # Check if the folder name is student id or user id
+        
+        print("Resumes: ", resumes)
+        with zipfile.ZipFile(STORAGE_DESTINATION_RESUME_ZIP + zip_filename, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+            for student_roll_no, resume_path in resumes.items():
+                zip_file.write(resume_path, os.path.basename(str(student_roll_no) + ".pdf"))
+
+        file_path = LINK_TO_RESUMES_ZIP + urllib.parse.quote_plus(zip_filename)
+        return Response({'action': "Download resumes", 'message': "Resumes zip created", 'file': file_path},
+                        status=status.HTTP_200_OK)
+    except:
+        logger.warning("Create csv: " + str(sys.exc_info()))
+        return Response({'action': "Create csv", 'message': "Something Went Wrong"},
+                        status=status.HTTP_400_BAD_REQUEST)
+
+
 @api_view(['POST'])
 @isAuthorized(allowed_users=[ADMIN])
 @precheck(required_data=[COMPANY_NAME, COMPENSATION_GROSS, OFFER_ACCEPTED, STUDENT_ID, DESIGNATION, TIER])

CDC_Backend/APIs/constants.py

@@ -88,6 +88,7 @@ PLACEMENT_OPENING_URL = "https://cdc.iitdh.ac.in/portal/student/dashboard/placem
 LINK_TO_STORAGE_COMPANY_ATTACHMENT = "https://cdc.iitdh.ac.in/storage/Company_Attachments/"
 LINK_TO_STORAGE_RESUME = "https://cdc.iitdh.ac.in/storage/Resumes/"
 LINK_TO_APPLICATIONS_CSV = "https://cdc.iitdh.ac.in/storage/Application_CSV/"
+LINK_TO_RESUMES_ZIP = "https://cdc.iitdh.ac.in/storage/Resume_Zips/"
 LINK_TO_EMAIl_VERIFICATION_API = "https://cdc.iitdh.ac.in/portal/company/verifyEmail?token={token}"
 PDF_FILES_SERVING_ENDPOINT = 'https://cdc.iitdh.ac.in/storage/Company_Attachments/'  # TODO: Change this to actual URL
 
@@ -115,6 +116,7 @@ JNF_SMALLTEXT_MAX_CHARACTER_COUNT = 50
 STORAGE_DESTINATION_RESUMES = "./Storage/Resumes/"
 STORAGE_DESTINATION_COMPANY_ATTACHMENTS = './Storage/Company_Attachments/'
 STORAGE_DESTINATION_APPLICATION_CSV = './Storage/Application_CSV/'
+STORAGE_DESTINATION_RESUME_ZIP = './Storage/Resume_Zips/'
 
 TOKEN = 'token'
 RESUME_FILE_NAME = 'resume_file_name'