Changeset 10675 for main/waeup.kwarapoly/trunk/src/waeup/kwarapoly/students/utils.py

Timestamp:

30 Oct 2013, 19:43:48 (11 years ago)

Author:

Henrik Bettermann

Message:

New students must book and pay for accommodation first, before making school fee payments.

File:

• main/waeup.kwarapoly/trunk/src/waeup/kwarapoly/students/utils.py (modified) (4 diffs)

main/waeup.kwarapoly/trunk/src/waeup/kwarapoly/students/utils.py

@@ -20 +20 @@
 from time import time
 from zope.component import createObject, getUtility
+from zope.catalog.interfaces import ICatalog
 from waeup.kofa.interfaces import CLEARED, RETURNING, PAID
 from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
@@ -25 +26 @@
 from waeup.kofa.interfaces import CLEARED, RETURNING, IKofaUtils
 from waeup.kofa.fees import FeeTable
+from waeup.kofa.hostels.hostel import NOT_OCCUPIED
 from waeup.kwarapoly.interfaces import MessageFactory as _
 
@@ -124 +126 @@
         new_session = student['studycourse'].current_session + 1
         return new_session, new_level
+
+    def _maintPaymentMade(self, student, session):
+        if len(student['payments']):
+            for ticket in student['payments'].values():
+                if ticket.p_category == 'hostel_maintenance' and \
+                    ticket.p_session == session and ticket.p_state == 'paid':
+                        return True
+        return False
+
+    def _bedAvailable(self, student):
+        acc_details  = self.getAccommodationDetails(student)
+        cat = getUtility(ICatalog, name='beds_catalog')
+        entries = cat.searchResults(
+            owner=(student.student_id,student.student_id))
+        if len(entries):
+            # Bed has already been booked.
+            return True
+        entries = cat.searchResults(
+            bed_type=(acc_details['bt'],acc_details['bt']))
+        available_beds = [
+            entry for entry in entries if entry.owner == NOT_OCCUPIED]
+        if available_beds:
+            # Bed has not yet been booked but beds are available.
+            return True
+        return False
 
     def setPaymentDetails(self, category, student,
@@ -170 +197 @@
                 if academic_session == None:
                     return _(u'Session configuration object is not available.'), None
+            if student.state == CLEARED:
+                # Fresh students must have booked and paid for accommodation.
+                if self._bedAvailable(student):
+                    if not self._maintPaymentMade(student, p_session):
+                        return _('Book and pay for accommodation first '
+                                 'before making school fee payments.'), None
             if student.state in (RETURNING, CLEARED):
                 if p_level in PAYMENT_LEVELS: