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erp5
Commit 4fa37771 authored by Guillaume Michon's avatar Guillaume Michon
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Amortisation system : modified some calls to adapt to last months framework... 

Amortisation system : modified some calls to adapt to last months framework changes, cleaned some code, and improved calculation accuracy


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@2414 20353a03-c40f-0410-a6d1-a30d3c3de9de
parent 140641a8
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Showing with 52 additions and 81 deletions
product/ERP5/Document/Item.py
View file @ 4fa37771
......@@ -130,6 +130,9 @@ Items in ERP5 are intended to provide a way to track objects."""
def getImmobilisationMovementValueList(self, from_date=None, to_date=None, sort_on="stop_date", filter_valid=1, owner_change=1, **kw):
"""
Returns a list of immobilisation movements applied to current item from date to date
Argument filter_valid allows to select only the valid immobilisation movements
Argument owner_change allows to create temporarily some immobilisation movements
when the owner of the item changes.
"""
accessor = 'get'
if sort_on is not None:
......@@ -145,26 +148,14 @@ Items in ERP5 are intended to provide a way to track objects."""
access_b = getattr(b, accessor, None)
if access_a is None or access_b is None:
return 0
return cmp(access_a(), access_b())
value_a = access_a()
value_b = access_b()
if value_a is None and value_b is None:
return 0
if value_a is None or value_a < value_b:
return -1
if value_b is None or value_b < value_a:
return 1
return 0
depth = kw.get('depth', None)
if depth is None: depth = 0
# Build the immobilisation movement list
immobilisation_list = []
for immobilisation in self.contentValues(filter = { 'portal_type':'Immobilisation' } ):
LOG('Item, immobilisation.checkConsistency',0,immobilisation.checkConsistency())
if filter_valid:
invalid = immobilisation._checkConsistency() #
invalid = immobilisation.checkImmobilisationConsistency()
else:
invalid = 0
if not invalid:
......@@ -172,7 +163,7 @@ Items in ERP5 are intended to provide a way to track objects."""
if ( to_date is None or immo_date - to_date <= 0 ) and \
( from_date is None or immo_date - from_date >= 0 ):
immobilisation_list.append(immobilisation)
LOG('Item.immobilisation_list',0,immobilisation_list)
LOG('Item.immobilisation_list for %s' % repr(self),0,immobilisation_list)
# Look for each change of ownership and an immobilisation movement within 1 hour
# If found, adapt the immobilisation date to be correctly interpreted
......@@ -183,39 +174,43 @@ Items in ERP5 are intended to provide a way to track objects."""
found_immo = None
nearest_immo = None
i = 0
# Find the nearest immobilisation movement from the propertyship change
# and an immobilisation movement within a tolerance interval
while i < len(immobilisation_list) and found_immo is None:
immobilisation = immobilisation_list[i]
my_date = immobilisation.getStopDate()
if (my_date is not None) and (my_date - owner_date < 0) and (nearest_immo is None or nearest_immo.getStopDate() - my_date < 0):
current_immo_stop_date = immobilisation.getStopDate()
if (current_immo_stop_date is not None) and (current_immo_stop_date - owner_date < 0) \
and (nearest_immo is None \
or nearest_immo.getStopDate() - current_immo_stop_date < 0):
nearest_immo = immobilisation
if (my_date is not None) and abs(owner_date - my_date) < same_movement_interval:
if (current_immo_stop_date is not None) and abs(owner_date - current_immo_stop_date) < same_movement_interval:
found_immo = immobilisation
i += 1
if found_immo is None and owner_change and nearest_immo is not None:
immobilisation = nearest_immo
if nearest_immo is not None:
added_immo = None
added_immo = immobilisation.asContext()
added_immo.setStopDate(owner_date + millis)
if added_immo.getImmobilisation():
vat = immobilisation.getVat()
previous_value = immobilisation.getAmortisationOrDefaultAmortisationPrice()
current_value = added_immo.getDefaultAmortisationPrice(depth = depth + 1)
added_immo.setInputAccount(added_immo.getOutputAccount())
added_immo.setAmortisationBeginningPrice(current_value)
added_immo.setAmortisationDuration(added_immo.getDefaultAmortisationDuration(depth = depth + 1))
added_immo.setVat( vat * current_value / previous_value )
immobilisation_list.append(added_immo)
found_immo = added_immo
# None immobilisation movement was found within the tolerance interval
# and argument owner_change is set. So we need to create a temporary
# immobilisation movement on the change date.
# This has to be done only if nearest_immo is defined, since the temporary
# movement gets most of its data on the previous movement, which is nearest_immo
#immobilisation = nearest_immo
#if nearest_immo is not None:
added_immo = None
added_immo = nearest_immo.asContext()
added_immo.setStopDate(owner_date + millis)
if added_immo.getImmobilisation():
vat = nearest_immo.getVat()
previous_value = nearest_immo.getAmortisationOrDefaultAmortisationPrice()
current_value = added_immo.getDefaultAmortisationPrice()
added_immo.setInputAccount(added_immo.getOutputAccount())
added_immo.setAmortisationBeginningPrice(current_value)
added_immo.setAmortisationDuration(added_immo.getDefaultAmortisationDuration())
added_immo.setVat( vat * current_value / previous_value )
immobilisation_list.append(added_immo)
found_immo = added_immo
if found_immo is not None:
# It means an immobilisation movement is located within the tolerance interval
# Two cases :
# - An unimmobilising movement and ownership change are close :
# the unimmobilising movement has to be before the ownership change
......@@ -229,10 +224,8 @@ Items in ERP5 are intended to provide a way to track objects."""
if found_date - owner_date > 0:
found_immo.setStopDate(owner_date - centis)
if sort_on is not None:
immobilisation_list.sort(cmpfunc)
return immobilisation_list
......@@ -275,7 +268,6 @@ Items in ERP5 are intended to provide a way to track objects."""
return result
security.declareProtected(Permissions.View, 'getLastImmobilisationMovementValue')
def getLastImmobilisationMovementValue(self, at_date=None, owner_change=1, **kw):
"""
......@@ -289,7 +281,6 @@ Items in ERP5 are intended to provide a way to track objects."""
return result
security.declareProtected(Permissions.View, 'getLastMovementAmortisationDuration')
def getLastMovementAmortisationDuration(self, at_date=None, owner_change=1, **kw):
"""
......@@ -303,7 +294,6 @@ Items in ERP5 are intended to provide a way to track objects."""
return None
security.declareProtected(Permissions.View, 'isCurrentlyImmobilised')
def isCurrentlyImmobilised(self, **kw):
""" Returns true if the item is immobilised at this time """
......@@ -318,22 +308,20 @@ Items in ERP5 are intended to provide a way to track objects."""
security.declareProtected(Permissions.View, 'isImmobilised')
def isImmobilised(self, at_date=None, **kw):
""" Returns true if the item is immobilised at the given date.
If at_date = None, returns true if the item has ever been immobilised."""
"""
Returns true if the item is immobilised at the given date.
If at_date = None, returns true if the item has ever been immobilised.
"""
if at_date is not None:
is_immobilised = 0
last_immobilisation_movement = self.getLastImmobilisationMovementValue(at_date = at_date, **kw)
if last_immobilisation_movement is not None:
is_immobilised = last_immobilisation_movement.getImmobilisation()
else:
past_immobilisation_movement_list = self.getPastImmobilisationMovementValueList(at_date = DateTime(), **kw)
for past_immobilisation in past_immobilisation_movement_list:
if past_immobilisation.getImmobilisation():
return 1
return is_immobilised
......@@ -365,15 +353,16 @@ Items in ERP5 are intended to provide a way to track objects."""
i = len(immobilisation_movements) - 1
while i >= 0 and not immobilisation_movements[i].getImmobilisation():
i -= 1
if i < 0:
# Neither of past immobilisation movements did immobilise the item...
duration = self.getLastMovementAmortisationDuration(at_date=my_at_date)
if duration is not None:
return int(duration)
return None
# We found the last immobilising movement
# Two cases are possible :
# - The item is still in an amortisation period (i.e. the immobilising movement is the latest)
# - The item is not in an amortisation period : in this case, we have to find the date of the unimmobilising movement
start_movement = immobilisation_movements[i]
if i > len(immobilisation_movements) - 2:
# Item is currently in an amortisation period
......@@ -381,20 +370,15 @@ Items in ERP5 are intended to provide a way to track objects."""
else:
stop_movement = immobilisation_movements[i+1]
immo_period_stop_date = stop_movement.getStopDate()
immo_period_start_date = start_movement.getStopDate()
immo_period_remaining = start_movement.getAmortisationOrDefaultAmortisationDuration()
immo_period_duration = getRoundedMonthBetween(immo_period_start_date, immo_period_stop_date)
returned_value = immo_period_remaining - immo_period_duration
if returned_value < 0:
returned_value = 0
return int(returned_value)
security.declareProtected(Permissions.View, 'getAmortisationPrice')
def getAmortisationPrice(self, at_date=None, from_immobilisation=0, with_currency=0, **kw):
"""
......@@ -447,7 +431,7 @@ Items in ERP5 are intended to provide a way to track objects."""
if length > 0:
returned_value = immobilisation_movements[-1].getAmortisationOrDefaultAmortisationPrice()
if with_currency:
return '%s %s' % (repr(returned_value), immobilisation_movements[-1].getPriceCurrency())
return '%s %s' % (repr(round(returned_value,2)), immobilisation_movements[-1].getPriceCurrency())
return returned_value
return None # XXX How to find the buy value ?
......@@ -487,7 +471,7 @@ Items in ERP5 are intended to provide a way to track objects."""
new_value = 0
if with_currency:
return '%s %s' % (repr(round(new_value,2)), currency)
return round(new_value,2)
return new_value
elif amortisation_type == "degressive":
......@@ -588,7 +572,7 @@ Items in ERP5 are intended to provide a way to track objects."""
returned_value = 0.
if with_currency:
return '%s %s' % (repr(round(returned_value, 2)), currency)
return round(returned_value,2)
return returned_value
else:
# Unknown amortisation type
......@@ -616,11 +600,9 @@ Items in ERP5 are intended to provide a way to track objects."""
new_id = str(self.generateNewId())
self.newContent(portal_type = "Immobilisation", id=new_id)
immobilisation = self[new_id]
immobilisation.setStopDate(DateTime())
immobilisation.setImmobilisation(immobilisation_state)
self.expandAmortisation()
return 1
security.declareProtected(Permissions.ModifyPortalContent, '_createAmortisationRule')
......@@ -673,16 +655,9 @@ Items in ERP5 are intended to provide a way to track objects."""
"""
date_a = a.getStopDate()
date_b = b.getStopDate()
if date_a is None and date_b is None:
return 0
if date_a is None or date_a < date_b:
return -1
if date_b is None or date_b < date_a:
return 1
return 0
return cmp(date_a, date_b)
raw_list = self.getAggregateRelatedValueList()
delivery_list = []
......@@ -707,14 +682,12 @@ Items in ERP5 are intended to provide a way to track objects."""
previous_owner = movement.getParent().getSourceSectionValue()
except:
pass
if current_owner is not None and previous_owner != current_owner:
delivery_list.append(movement)
delivery_list.sort(cmpfunc)
return delivery_list
security.declareProtected(Permissions.View, 'getSectionList')
def getSectionList(self, at_date=None):
"""
......@@ -723,13 +696,12 @@ Items in ERP5 are intended to provide a way to track objects."""
If at_date is None, return the result all the time
"""
delivery_list = self.getSectionChangeValueList(at_date = at_date)
owner_list = []
for delivery in delivery_list:
owner_list.append( { 'owner' : delivery.getDestinationSectionValue(), 'date' : delivery.getStopDate() } )
return owner_list
security.declareProtected(Permissions.View, 'getSectionValue')
def getSectionValue(self, at_date=None):
"""
......@@ -737,11 +709,10 @@ Items in ERP5 are intended to provide a way to track objects."""
If at_date is None, return the last owner without time limit
"""
owner_list = self.getSectionList(at_date = at_date)
if len(owner_list) > 0:
return owner_list[-1]['owner']
else:
return None
return None
security.declareProtected(Permissions.View, 'getCurrentSectionValue')
def getCurrentSectionValue(self):
......
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