server-tools/excel_import_export/models/common.py

343 lines
10 KiB
Python

# Copyright 2019 Ecosoft Co., Ltd (http://ecosoft.co.th/)
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html)
import base64
import csv
import itertools
import logging
import re
import string
import uuid
from ast import literal_eval
from datetime import datetime as dt
from io import StringIO
from dateutil.parser import parse
from odoo import _
from odoo.exceptions import ValidationError
_logger = logging.getLogger(__name__)
try:
import xlrd
except ImportError:
_logger.debug('Cannot import "xlrd". Please make sure it is installed.')
def adjust_cell_formula(value, k):
""" Cell formula, i.e., if i=5, val=?(A11)+?(B12) -> val=A16+B17 """
if isinstance(value, str):
for i in range(value.count("?(")):
if value and "?(" in value and ")" in value:
i = value.index("?(")
j = value.index(")", i)
val = value[i + 2 : j]
col, row = split_row_col(val)
new_val = "{}{}".format(col, row + k)
value = value.replace("?(%s)" % val, new_val)
return value
def get_field_aggregation(field):
""" i..e, 'field@{sum}' """
if field and "@{" in field and "}" in field:
i = field.index("@{")
j = field.index("}", i)
cond = field[i + 2 : j]
try:
if cond or cond == "":
return (field[:i], cond)
except Exception:
return (field.replace("@{%s}" % cond, ""), False)
return (field, False)
def get_field_condition(field):
""" i..e, 'field${value > 0 and value or False}' """
if field and "${" in field and "}" in field:
i = field.index("${")
j = field.index("}", i)
cond = field[i + 2 : j]
try:
if cond or cond == "":
return (field.replace("${%s}" % cond, ""), cond)
except Exception:
return (field, False)
return (field, False)
def get_field_style(field):
"""
Available styles
- font = bold, bold_red
- fill = red, blue, yellow, green, grey
- align = left, center, right
- number = true, false
i.e., 'field#{font=bold;fill=red;align=center;style=number}'
"""
if field and "#{" in field and "}" in field:
i = field.index("#{")
j = field.index("}", i)
cond = field[i + 2 : j]
try:
if cond or cond == "":
return (field.replace("#{%s}" % cond, ""), cond)
except Exception:
return (field, False)
return (field, False)
def get_field_style_cond(field):
""" i..e, 'field#?object.partner_id and #{font=bold} or #{}?' """
if field and "#?" in field and "?" in field:
i = field.index("#?")
j = field.index("?", i + 2)
cond = field[i + 2 : j]
try:
if cond or cond == "":
return (field.replace("#?%s?" % cond, ""), cond)
except Exception:
return (field, False)
return (field, False)
def fill_cell_style(field, field_style, styles):
field_styles = field_style.split(";") if field_style else []
for f in field_styles:
(key, value) = f.split("=")
if key not in styles.keys():
raise ValidationError(_("Invalid style type %s" % key))
if value.lower() not in styles[key].keys():
raise ValidationError(
_("Invalid value {} for style type {}".format(value, key))
)
cell_style = styles[key][value]
if key == "font":
field.font = cell_style
if key == "fill":
field.fill = cell_style
if key == "align":
field.alignment = cell_style
if key == "style":
if value == "text":
try:
# In case value can't be encoded as utf, we do normal str()
field.value = field.value.encode("utf-8")
except Exception:
field.value = str(field.value)
field.number_format = cell_style
def get_line_max(line_field):
""" i.e., line_field = line_ids[100], max = 100 else 0 """
if line_field and "[" in line_field and "]" in line_field:
i = line_field.index("[")
j = line_field.index("]")
max_str = line_field[i + 1 : j]
try:
if len(max_str) > 0:
return (line_field[:i], int(max_str))
else:
return (line_field, False)
except Exception:
return (line_field, False)
return (line_field, False)
def get_groupby(line_field):
"""i.e., line_field = line_ids["a_id, b_id"], groupby = ["a_id", "b_id"]"""
if line_field and "[" in line_field and "]" in line_field:
i = line_field.index("[")
j = line_field.index("]")
groupby = literal_eval(line_field[i : j + 1])
return groupby
return False
def split_row_col(pos):
match = re.match(r"([a-z]+)([0-9]+)", pos, re.I)
if not match:
raise ValidationError(_("Position %s is not valid") % pos)
col, row = match.groups()
return col, int(row)
def openpyxl_get_sheet_by_name(book, name):
""" Get sheet by name for openpyxl """
i = 0
for sheetname in book.sheetnames:
if sheetname == name:
return book.worksheets[i]
i += 1
raise ValidationError(_("'%s' sheet not found") % (name,))
def xlrd_get_sheet_by_name(book, name):
try:
for idx in itertools.count():
sheet = book.sheet_by_index(idx)
if sheet.name == name:
return sheet
except IndexError:
raise ValidationError(_("'%s' sheet not found") % (name,))
def isfloat(input_val):
try:
float(input_val)
return True
except ValueError:
return False
def isinteger(input_val):
try:
int(input_val)
return True
except ValueError:
return False
def isdatetime(input_val):
try:
if len(input_val) == 10:
dt.strptime(input_val, "%Y-%m-%d")
elif len(input_val) == 19:
dt.strptime(input_val, "%Y-%m-%d %H:%M:%S")
else:
return False
return True
except ValueError:
return False
def str_to_number(input_val):
if isinstance(input_val, str):
if " " not in input_val:
if isdatetime(input_val):
return parse(input_val)
elif isinteger(input_val):
if not (len(input_val) > 1 and input_val[:1] == "0"):
return int(input_val)
elif isfloat(input_val):
if not (input_val.find(".") > 2 and input_val[:1] == "0"):
return float(input_val)
return input_val
def csv_from_excel(excel_content, delimiter, quote):
decoded_data = base64.decodestring(excel_content)
wb = xlrd.open_workbook(file_contents=decoded_data)
sh = wb.sheet_by_index(0)
content = StringIO()
quoting = csv.QUOTE_ALL
if not quote:
quoting = csv.QUOTE_NONE
if delimiter == " " and quoting == csv.QUOTE_NONE:
quoting = csv.QUOTE_MINIMAL
wr = csv.writer(content, delimiter=delimiter, quoting=quoting)
for rownum in range(sh.nrows):
row = []
for x in sh.row_values(rownum):
if quoting == csv.QUOTE_NONE and delimiter in x:
raise ValidationError(
_(
"Template with CSV Quoting = False, data must not "
'contain the same char as delimiter -> "%s"'
)
% delimiter
)
row.append(x)
wr.writerow(row)
content.seek(0) # Set index to 0, and start reading
out_file = base64.b64encode(content.getvalue().encode("utf-8"))
return out_file
def pos2idx(pos):
match = re.match(r"([a-z]+)([0-9]+)", pos, re.I)
if not match:
raise ValidationError(_("Position %s is not valid") % (pos,))
col, row = match.groups()
col_num = 0
for c in col:
if c in string.ascii_letters:
col_num = col_num * 26 + (ord(c.upper()) - ord("A")) + 1
return (int(row) - 1, col_num - 1)
def _get_cell_value(cell, field_type=False):
"""If Odoo's field type is known, convert to valid string for import,
if not know, just get value as is"""
value = False
datemode = 0 # From book.datemode, but we fix it for simplicity
if field_type in ["date", "datetime"]:
ctype = xlrd.sheet.ctype_text.get(cell.ctype, "unknown type")
if ctype in ("xldate", "number"):
is_datetime = cell.value % 1 != 0.0
time_tuple = xlrd.xldate_as_tuple(cell.value, datemode)
date = dt(*time_tuple)
value = (
date.strftime("%Y-%m-%d %H:%M:%S")
if is_datetime
else date.strftime("%Y-%m-%d")
)
else:
value = cell.value
elif field_type in ["integer", "float"]:
value_str = str(cell.value).strip().replace(",", "")
if len(value_str) == 0:
value = ""
elif value_str.replace(".", "", 1).isdigit(): # Is number
if field_type == "integer":
value = int(float(value_str))
elif field_type == "float":
value = float(value_str)
else: # Is string, no conversion
value = value_str
elif field_type in ["many2one"]:
# If number, change to string
if isinstance(cell.value, (int, float, complex)):
value = str(cell.value)
else:
value = cell.value
else: # text, char
value = cell.value
# If string, cleanup
if isinstance(value, str):
if value[-2:] == ".0":
value = value[:-2]
# Except boolean, when no value, we should return as ''
if field_type not in ["boolean"]:
if not value:
value = ""
return value
def _add_column(column_name, column_value, file_txt):
i = 0
txt_lines = []
for line in file_txt.split("\n"):
if line and i == 0:
line = '"' + str(column_name) + '",' + line
elif line:
line = '"' + str(column_value) + '",' + line
txt_lines.append(line)
i += 1
file_txt = "\n".join(txt_lines)
return file_txt
def _add_id_column(file_txt):
i = 0
txt_lines = []
for line in file_txt.split("\n"):
if line and i == 0:
line = '"id",' + line
elif line:
line = "{}.{}".format("xls", uuid.uuid4()) + "," + line
txt_lines.append(line)
i += 1
file_txt = "\n".join(txt_lines)
return file_txt