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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2012-2013 Étienne Loks <etienne.loks_AT_peacefrogsDOTnet>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# See the file COPYING for details.
"""
Utils: import archaelogical operation from a CSV file
"""
DELIMITER = ";"
QUOTECHAR = '"'
import datetime
import csv, codecs
import re
from django.conf import settings
from django.contrib.auth.models import User
from django.db import transaction
from django.template.defaultfilters import slugify
from archaeological_operations.utils import parse_parcels
from ishtar_common.models import Town, Person, PersonType, OrganizationType, \
Organization, SourceType
from archaeological_files.models import PermitType, File, FileType
from archaeological_operations.models import Operation, OperationType, Period, \
AdministrativeAct, ActType, OperationSource, Parcel
DEFAULT_PERSON = User.objects.order_by('pk').all()[0]
class Column:
def __init__(self, col_models, format, associated_cols=None, multi=False):
self.col_models, self.format = col_models, format
self.associated_cols, self.multi = associated_cols, multi
def unicode_csv_reader(unicode_csv_data, dialect=csv.excel, **kwargs):
# csv.py doesn't do Unicode; encode temporarily as UTF-8:
csv_reader = csv.reader(utf_8_encoder(unicode_csv_data),
dialect=dialect, **kwargs)
for row in csv_reader:
# decode UTF-8 back to Unicode, cell by cell:
yield [unicode(cell, 'utf-8') for cell in row]
def utf_8_encoder(unicode_csv_data):
for line in unicode_csv_data:
yield line.encode('utf-8')
ope_types = {}
for k in settings.ISHTAR_OPE_TYPES.keys():
ot, created = OperationType.objects.get_or_create(
txt_idx=settings.ISHTAR_OPE_TYPES[k][0],
defaults={'label':settings.ISHTAR_OPE_TYPES[k][1],
'preventive':k[0]==u'préventive'})
ope_types[k] = ot
def _get_parse_string(trunc_number=None):
def parse_string(value):
value = value.strip()
if value == '#EMPTY':
value = ''
value = value.replace(' ', ' ')
if trunc_number:
value = value[:trunc_number]
return value
return parse_string
parse_string = _get_parse_string()
def parse_multivalue(value):
s1 = re.sub('(.)([A-Z][a-z]+)', r'\1 \2', name)
s1 = re.sub('([a-z0-9])([A-Z])', r'\1 \2', s1)
return re.sub('([0-9])([a-z])', r'\1 \2', s1)
def parse_operationtype(value, preventive, owner):
value = (preventive.strip(), value.strip())
if value not in ope_types:
return None
return ope_types[value]
periods = {}
for k in settings.ISHTAR_PERIODS.keys():
periods[k] = Period.objects.get(txt_idx=settings.ISHTAR_PERIODS[k])
periods_keys = periods.keys()
periods_keys.sort(key=len)
periods_keys.reverse()
def parse_period(value):
value = parse_string(value)
value = value[3:] if value.startswith('EUR') else value
while value.endswith('-'):
value = value[:-1]
value = value[3:] if value.startswith('EUR') else value
if not value:
return [periods[u'']]
period, old_val = [], u''
while value and old_val != value:
old_val = value
for k in periods_keys:
if value.startswith(k):
period.append(periods[k])
value = value[len(k):]
break
return period
_REPLACED_PERIOD = [('deuxieme', 'second')]
_REPLACED_PERIOD += [(y, x) for x, y in _REPLACED_PERIOD]
REPLACED_PERIOD_DCT = dict(_REPLACED_PERIOD)
period_names = {}
for k in settings.ISHTAR_PERIODS.keys():
period = Period.objects.get(txt_idx=settings.ISHTAR_PERIODS[k])
slug = slugify(period.label)
period_names[slug] = period
for k in REPLACED_PERIOD_DCT.keys():
if k in slug:
period_names[slug.replace(k, REPLACED_PERIOD_DCT[k])] = period
period_names_keys = period_names.keys()
period_names_keys.sort(key=len)
period_names_keys.reverse()
def parse_period_name(value):
value = parse_string(value)
if not value:
return [period_names[u'']]
period, old_val = [], u''
value = slugify(value)
while value and old_val != value:
old_val = value
for k in period_names_keys:
if value.startswith(k):
period.append(period_names[k])
value = value[len(k):]
break
return period
_CACHED_PERMIT_TYPES = {}
for k in settings.ISHTAR_PERMIT_TYPES:
txt_idx, label = settings.ISHTAR_PERMIT_TYPES[k]
permit_type, created = PermitType.objects.get_or_create(txt_idx=txt_idx,
defaults={'label':label,
'available':True})
_CACHED_PERMIT_TYPES[k] = permit_type
def parse_permittype(value):
value = parse_string(value).lower()
if value not in _CACHED_PERMIT_TYPES:
if not "" in _CACHED_PERMIT_TYPES:
return
value = ""
return _CACHED_PERMIT_TYPES[value]
_CACHED_ADMIN_ACT_TYPES = {}
def parse_admin_act_typ(value, code, owner):
value = parse_string(value).lower()
code = parse_string(code).lower()
if not value or not code:
return
if code not in _CACHED_ADMIN_ACT_TYPES:
act_type, created = ActType.objects.get_or_create(txt_idx=code,
defaults={'label':value})
_CACHED_ADMIN_ACT_TYPES[code] = act_type
return _CACHED_ADMIN_ACT_TYPES[code]
def parse_fileref(value):
value = parse_string(value).split('/')[0]
value = value.split('.')[0]
match = re.search('[0-9].[0-9]*', value)
if not match:
return None
return int(match.group())
def parse_orga(value, alternate_value, owner):
value = parse_string(value)
if not value:
value = parse_string(alternate_value)
if not value:
return
q = Organization.objects.filter(name__iexact=value)
if q.count():
return q.all()[0]
try:
organization_type = OrganizationType.objects.get(label__iexact=value)
except ObjectDoesNotExist:
organization_type = OrganizationType.objects.get(txt_idx='undefined')
orga = Organization.objects.create(name=value,
organization_type=organization_type,
history_modifier=owner)
return orga
def parse_bool(value):
value = parse_string(value)
if value.lower() in ('yes', 'oui'):
value = True
elif value.lower() in ('no', 'non'):
value = False
else:
value = None
return value
def parse_date(value):
value = parse_string(value).split(' ')[0]
try:
return datetime.datetime.strptime(value, '%d/%m/%Y')
except:
return None
def parse_yearref(value):
value = parse_string(value).split('.')[0]
match = re.search('[0-9].[0-9]*', value)
if not match:
return None
return int(match.group())
def parse_surface(value):
value = parse_string(value)
value = value.replace(',', '.')
try:
# hectare en metre carrés
value = float(value) * 10000
if value:
return value
return None
except:
return None
def parse_year(value):
value = parse_string(value)
try:
yr = int(value)
except:
return None
if yr < 1900 or yr > 2100:
return None
return yr
def parse_insee(value):
value = parse_string(value)
values = []
while len(value) > 4:
values.append(value[:5])
value = value[5:]
towns = []
for value in values:
try:
town = Town.objects.get(numero_insee=value)
towns.append(town)
except:
#sys.stderr.write('Numero INSEE : %s non existant en base' % value)
continue
return towns
def parse_trunc_patriarche(value):
value = parse_string(value)
if not value:
return
value = value.replace(' ', '')
try:
int(value)
except:
return
return '18' + unicode(value)
def parse_operation_code(value):
value = parse_string(value)
code = value.split('.')[-1]
try:
return int(code)
except:
return
def parse_title(value):
value = parse_string(value)
if not value:
return
return value.title()
def parse_name_surname(value):
value = parse_string(value)
items = value.split(' ')
name = items[0]
surname = ""
if len(items) > 1:
name = " ".join(items[:-1])
surname = items[-1]
values = {"surname":parse_title(surname)[:30],
"name":parse_title(name)[:30]}
if not values['surname'] and not values['name']:
return
q = Person.objects.filter(**values)
if q.count():
return q.all()[0]
else:
defaults = {'history_modifier':DEFAULT_PERSON,
'title':''}
defaults.update(values)
p = Person.objects.create(**defaults)
p.person_types.add(PersonType.objects.get(
txt_idx='head_scientist'))
return p
def parse_person(surname, name, old_ref, owner):
value = parse_string(value)
values = {"surname":parse_title(surname),
"name":parse_title(name)}
if not values['surname'] and not values['name']:
return
q = Person.objects.filter(**values)
if q.count():
return q.all()[0]
else:
defaults = {'history_modifier':owner,
'title':''}
defaults.update(values)
p = Person.objects.create(**defaults)
p.person_types.add(PersonType.objects.get(
txt_idx='head_scientist'))
return p
def parse_comment_addr_nature(nature, addr, owner):
addr = parse_string(addr)
nature = parse_string(nature)
comments = []
if nature:
comments += [u"Aménagement :", nature]
if addr:
comments += [u"Adresse :", addr]
if not comments:
return ""
return u"\n".join(comments)
# si pas de start date : premier janvier de year
ope_types = {
'AET':('other_study',
'Autre étude', True),
'APP':('assistance_preparation_help',
'Aide à la préparation de publication', True),
'DOC':('documents_study',
'Étude documentaire', True),
'EV':('evaluation',
"Fouille d'évaluation", True),
'FOU':('ancient_excavation',
"Fouille ancienne", True),
'FP':('prog_excavation',
"Fouille programmée", False),
'MH':('building_study', "Fouille avant MH", True),
'OPD':('arch_diagnostic',
"Diagnostic archéologique", True),
'PAN':('analysis_program',
"Programme d'analyses", False),
'PCR':('collective_research_project',
"Projet collectif de recherche", False),
'PMS':('specialized_eqp_prospection',
"Prospection avec matériel spécialisé", False),
'PRD':('diachronic_prospection',
"Prospection diachronique", False),
'PI':('diachronic_prospection',
"Prospection diachronique", False),
'PRM':('metal_detector_prospection',
"Prospection détecteur de métaux", False),
'PRT':('thematic_prospection',
"Prospection thématique", False),
'PT':('thematic_prospection',
"Prospection thématique", False),
'RAR':('cave_art_record',
"Relevé d'art rupestre", False),
'SD':('sampling_research',
"Sondage", False),
'SP':('prev_excavation',
"Fouille préventive", True),
'SU':('emergency_excavation',
"Fouille préventive d'urgence", True),
}
_CACHED_OPE_TYPES = {}
def _prepare_ope_types():
for k in ope_types.keys():
txt_idx, label, preventive = ope_types[k]
ot, created = OperationType.objects.get_or_create(txt_idx=txt_idx,
defaults={'label':label, 'preventive':preventive})
if k not in _CACHED_OPE_TYPES.keys():
_CACHED_OPE_TYPES[k] = ot
def parse_patriarche_operationtype(value):
if value not in _CACHED_OPE_TYPES.keys():
return None
return _CACHED_OPE_TYPES[value]
_dpt_re_filter = re.compile('^\([0-9]*\) ')
def parse_ope_name(value):
if not value:
return ''
value = value.strip()
if value.lower() == 'null':
return ''
value = _dpt_re_filter.sub('', value)
return value
def parse_ha(value):
value = parse_string(value)
try:
value = float(value) * 10000
except:
value = None
return value
def parse_rapp_index(value):
value = parse_string(value)
items = re.findall(r'[0-9]+$', value)
if items:
return int(items[-1])
_CACHED_DOC_TYPES = {}
def parse_doc_types(value):
value = parse_string(value)
if value not in _CACHED_DOC_TYPES:
if value not in settings.ISHTAR_DOC_TYPES:
return
_CACHED_DOC_TYPES[value], created = SourceType.objects.get_or_create(
txt_idx=value,
defaults={"label":settings.ISHTAR_DOC_TYPES[value]})
return _CACHED_DOC_TYPES[value]
# attrs, convert
DEFAULT_OPE_COLS = [
[], # numéro de dossier ?
(('operation_type',), parse_operationtype),
(('common_name',), unicode),
(('in_charge', 'name'), unicode),
(('in_charge', 'surname'), unicode),
[], # État ?
[], # Adresse ?
[], # origine ?
(('periods',), parse_period),
[], # Programme ?
[], # Rattach PC ?
[], # vide
(('administrative_act', 'ref_sra'), unicode),
(('administrative_act', 'signature_date'), parse_date),
(('start_date',), parse_date),
(('excavation_end_date',), parse_date),
(('year',), parse_year),
[], # identification
(('code_patriarche',), int),
[], # X degré
[], # Y degré
[], # X saisi ?
[], # Y saisi ?
[], # georef
[], # geometrie
(('surface',), parse_surface),
]
_OPE_COLS = settings.ISHTAR_OPE_COL_FORMAT if settings.ISHTAR_OPE_COL_FORMAT \
else DEFAULT_OPE_COLS
OPE_COLS = []
for cols in _OPE_COLS:
if cols:
OPE_COLS.append(Column(*cols))
else:
OPE_COLS.append(None)
def ope_postimportfix(ope, dct):
changed = False
if not ope.year:
sd = dct.get('start_date')
ed = dct.get('end_date')
if sd:
ope.year = sd.year
changed = True
elif ed:
ope.year = ed.year
changed = True
if changed:
ope.save()
return ope
class BreakIt(Exception):
pass
class RelatedClass:
def __init__(self, key, cls, default_data={}, reverse_key=False,
unique_keys=[], extra_data=[], mandatory_fields=[],
multi=None):
self.key, self.cls, self.default_data = key, cls, default_data
self.reverse_key, self.unique_keys = reverse_key, unique_keys
self.extra_data, self.multi = extra_data, multi
self.mandatory_fields = mandatory_fields
def create_object(self, data):
for mandatory_field in self.mandatory_fields:
if not data.get(mandatory_field):
return None
if self.unique_keys:
unique_data = {}
for k in self.unique_keys:
unique_data[k] = data.pop(k)
created = False
filtr = unique_data.copy()
q = None
# check if all condition have a value
if not [k for k in filtr if not filtr[k]]:
q = self.cls.objects.filter(**unique_data)
if q and q.count() > 1:
obj = q.all()[0]
else:
unique_data['defaults'] = data
try:
obj, created = self.cls.objects.get_or_create(**unique_data)
except ValueError:
return None
if not created:
for k in unique_data['defaults']:
try:
setattr(obj, k, unique_data['defaults'][k])
except ValueError:
continue
obj.save()
else:
obj = self.cls.objects.create(**data)
return obj
def create(self, item, data, attr=None):
datas = data
if not self.multi:
datas = [data]
objs = []
for data in datas:
if self.reverse_key:
data[self.reverse_key] = item
if self.reverse_key not in self.unique_keys:
self.unique_keys.append(self.reverse_key)
obj = self.create_object(data)
else:
obj = getattr(item, attr)
if not obj:
obj = self.create_object(data)
setattr(item, attr, obj)
item.save()
else:
for k in data:
setattr(obj, k, data[k])
obj.save()
objs.append(obj)
if not self.multi:
return objs[0]
return objs
#@transaction.commit_manually
def import_operations_csv(values, col_defs=OPE_COLS, update=True, person=None,
stdout=None, lines=None):
default_person = person or User.objects.order_by('pk').all()[0]
RELATED_CLASSES = [
RelatedClass('administrative_act', AdministrativeAct,
default_data={'history_modifier':default_person,
'act_type':ActType.objects.get(
txt_idx='excavation_order')
},
reverse_key='operation',
unique_keys=['ref_sra']),
#RelatedClass('associated_file', File,
# extra_data=['year'],
# default_data={'history_modifier':default_person,
# 'file_type':FileType.objects.get(
# txt_idx='undefined')},
# unique_keys=['internal_reference', 'year']),
RelatedClass('source', OperationSource, reverse_key='operation',
unique_keys=['index']),
RelatedClass('parcels', Parcel, reverse_key='operation',
unique_keys=['operation', 'town', 'section',
'parcel_number'],
multi=True),
]
RELATED_CLASSES_KEYS = dict([(rel_cls.key, rel_cls)
for rel_cls in RELATED_CLASSES])
related_classes = RELATED_CLASSES_KEYS
_prepare_ope_types()
ope_default = {'history_modifier':default_person}
new_ops = 0
error_ope, error_reversed, error_multis = [], [], []
multi_keys = set([column.col_models[0]
for column in col_defs if column and column.multi])
restrict_lines = []
start_line, end_line = None, None
if lines:
if '-' not in lines:
restrict_lines = [int(line) for line in lines.split(',')]
else:
start_line, end_line = lines.split('-')
start_line, end_line = int(start_line), int(end_line)+1
if start_line:
values = list(values)[start_line:]
if end_line:
values = list(values)[:end_line+1]
for line_idx, vals in enumerate(values):
if restrict_lines:
if line_idx > max(restrict_lines):
break
if line_idx not in restrict_lines:
continue
if start_line:
line_idx = line_idx + start_line
if stdout:
stdout.write("\r* line %d" % (line_idx))
if not line_idx:
continue # remove header
args = {}
for col_idx, val in enumerate(vals):
if len(col_defs) <= col_idx or not col_defs[col_idx]:
continue
col_def = col_defs[col_idx]
attrs, typ = col_def.col_models, col_def.format
extra_cols = col_def.associated_cols
if not callable(typ):
if typ.startswith('parse_string_'):
typ = _get_parse_string(int(typ.split('_')[-1]))
else:
typ = globals()[typ]
c_args = args
for attr in attrs:
if attr not in c_args:
c_args[attr] = {}
c_args = c_args[attr]
try:
if not extra_cols:
v = typ(val)
else:
arguments = [vals[col_number] for col_number in extra_cols]
if not [arg for arg in arguments if arg]:
continue
arguments += [default_person]
v = typ(val, *arguments)
except:
v = None
if len(attrs) == 1:
args[attrs[0]] = v
elif len(attrs) == 2:
args[attrs[0]][attrs[1]] = v
elif len(attrs) == 3:
args[attrs[0]][attrs[1]][attrs[2]] = v
# manage exploded dates
for k in args.keys():
if '__year' in k:
key = k[:-len('__year')]
try:
v = datetime.datetime(args[k], args[key+'__month'],
args[key+'__day'])
args[key] = v
except:
pass
args.pop(k)
args.pop(key+'__month')
args.pop(key+'__day')
related_items = []
multis = []
attached_models = {}
for k in args.keys():
try:
if k in related_classes:
rel_cls = related_classes[k]
cls, default = rel_cls.cls, rel_cls.default_data
reverse_key = rel_cls.reverse_key
values = None
if rel_cls.multi:
values = []
for v in args[k]:
v.update(default)
values.append(v)
else:
values = default.copy()
values.update(args[k])
exited = False
for extra in rel_cls.extra_data:
if not args.get(extra):
raise BreakIt
values[extra] = args[extra]
args.pop(k)
related_items.append((rel_cls, values, k))
elif k in multi_keys:
multis.append((k, args[k]))
args.pop(k)
elif '__' in k:
mod, value = k.split('__')
attached_models[(mod, value)] = args.pop(k)
except BreakIt:
args.pop(k)
continue
op = None
if not args.get('operation_type'):
#print "Pas d'operation_type"
continue
#transaction.commit()
try:
int(args['code_patriarche'])
except ValueError:
continue
q = Operation.objects.filter(code_patriarche=args['code_patriarche'])
if q.count():
if not update:
#print "Code patriarche existant"
continue
op = q.all()[0]
# check
if not args.get('year') and args.get('start_date'):
args['year'] = args['start_date'].year
# creation
"""
print "args", args
print "multis", multis
print "attached_models", attached_models
"""
if not op:
args.update(ope_default)
#if not args.get('operation_code'):
# args['operation_code'] = Operation.get_available_operation_code(
# args['year'])
#try:
op = Operation.objects.create(**args)
#op.save()
new_ops += 1
#except:
# error_ope.append((line_idx, args))
# transaction.rollback()
# continue
#transaction.commit()
else: # mise à jour
try:
for k in args:
if getattr(op, k):
continue
setattr(op, k, args[k])
op.save()
except:
#transaction.rollback()
continue
#transaction.commit()
try:
for k, vals in multis:
if not vals:
continue
for v in vals:
getattr(op, k).add(v)
op.save()
except:
#transaction.rollback()
error_multis.append((line_idx, multis))
for attr, attached_attr in attached_models:
field = getattr(op, attr)
if field:
setattr(field, attached_attr, attached_models[(attr,
attached_attr)])
field.save()
#transaction.commit()
for rel_cls, data, attr in related_items:
rel_cls.create(op, data, attr)
#try:
# rel_cls.create(op, data, attr)
#except:
# error_reversed.append((line_idx, data))
ope_postimportfix(op, args)
#transaction.commit()
errors = []
if error_ope:
error = "Error while recording theses operations:\n"
for line_idx, args in error_ope:
error += "line: " + str(line_idx) + " args: " + str(args) + '\n'
errors.append(error)
if error_multis:
error = "Error while recording theses multiples items attached to "\
"operation:"
for line_idx, args in error_multis:
error += "line: " + str(line_idx) + " args: " + str(args) + '\n'
errors.append(error)
if error_reversed:
error = "Error while recording theses items that depend to operation:"
for line_idx, args in error_reversed:
error += "line: " + str(line_idx) + " args: " + str(args) + '\n'
errors.append(error)
#transaction.commit()
return new_ops, errors
def import_from_csv(filename, update=True, col_defs=OPE_COLS,
person=None, stdout=None, lines=None):
"""
Import from a CSV file.
Return number of operation treated and errors.
"""
try:
values = unicode_csv_reader(codecs.open(filename, 'rb', "utf-8"),
delimiter=DELIMITER, quotechar=QUOTECHAR)
except (IOError):
return 0, [u"Incorrect CSV file."]
new_ops, errors = import_operations_csv(values, col_defs=col_defs,
update=update, person=person, stdout=stdout,
lines=lines)
return new_ops, errors
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