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# -*- encoding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
#
# Copyright (c) 2014 Noviat nv/sa (www.noviat.com). All rights reserved.
#
# 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/>.
#
##############################################################################
import xlwt
from xlwt.Style import default_style
import cStringIO
from datetime import datetime
from openerp.osv.fields import datetime as datetime_field
from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT
import inspect
from types import CodeType
from openerp.report.report_sxw import report_sxw
from openerp import pooler
import logging
_logger = logging.getLogger(__name__)
class AttrDict(dict):
def __init__(self, *args, **kwargs):
super(AttrDict, self).__init__(*args, **kwargs)
self.__dict__ = self
class report_xls(report_sxw):
xls_types = {
'bool': xlwt.Row.set_cell_boolean,
'date': xlwt.Row.set_cell_date,
'text': xlwt.Row.set_cell_text,
'number': xlwt.Row.set_cell_number,
}
xls_types_default = {
'bool': False,
'date': None,
'text': '',
'number': 0,
}
# TO DO: move parameters infra to configurable data
# header/footer
hf_params = {
'font_size': 8,
'font_style': 'I', # B: Bold, I: Italic, U: Underline
}
# styles
_pfc = '26' # default pattern fore_color
_bc = '22' # borders color
decimal_format = '#,##0.00'
date_format = 'YYYY-MM-DD'
xls_styles = {
'xls_title': 'font: bold true, height 240;',
'bold': 'font: bold true;',
'underline': 'font: underline true;',
'italic': 'font: italic true;',
'fill': 'pattern: pattern solid, fore_color %s;' % _pfc,
'fill_blue': 'pattern: pattern solid, fore_color 27;',
'fill_grey': 'pattern: pattern solid, fore_color 22;',
'borders_all':
'borders: '
'left thin, right thin, top thin, bottom thin, '
'left_colour %s, right_colour %s, '
'top_colour %s, bottom_colour %s;'
% (_bc, _bc, _bc, _bc),
'left': 'align: horz left;',
'center': 'align: horz center;',
'right': 'align: horz right;',
'wrap': 'align: wrap true;',
'top': 'align: vert top;',
'bottom': 'align: vert bottom;',
}
# TO DO: move parameters supra to configurable data
def create(self, cr, uid, ids, data, context=None):
self.pool = pooler.get_pool(cr.dbname)
self.cr = cr
self.uid = uid
report_obj = self.pool.get('ir.actions.report.xml')
report_ids = report_obj.search(
cr, uid, [('report_name', '=', self.name[7:])], context=context)
if report_ids:
report_xml = report_obj.browse(
cr, uid, report_ids[0], context=context)
self.title = report_xml.name
if report_xml.report_type == 'xls':
return self.create_source_xls(cr, uid, ids, data, context)
elif context.get('xls_export'):
# use model from 'data' when no ir.actions.report.xml entry
self.table = data.get('model') or self.table
return self.create_source_xls(cr, uid, ids, data, context)
return super(report_xls, self).create(cr, uid, ids, data, context)
def create_source_xls(self, cr, uid, ids, data, context=None):
if not context:
context = {}
parser_instance = self.parser(cr, uid, self.name2, context)
self.parser_instance = parser_instance
self.context = context
objs = self.getObjects(cr, uid, ids, context)
parser_instance.set_context(objs, data, ids, 'xls')
objs = parser_instance.localcontext['objects']
n = cStringIO.StringIO()
wb = xlwt.Workbook(encoding='utf-8')
_p = AttrDict(parser_instance.localcontext)
_xs = self.xls_styles
self.xls_headers = {
'standard': '',
}
report_date = datetime_field.context_timestamp(
cr, uid, datetime.now(), context)
report_date = report_date.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
self.xls_footers = {
'standard': (
'&L&%(font_size)s&%(font_style)s' + report_date +
'&R&%(font_size)s&%(font_style)s&P / &N'
) % self.hf_params,
}
self.generate_xls_report(_p, _xs, data, objs, wb)
wb.save(n)
n.seek(0)
return (n.read(), 'xls')
def render(self, wanted, col_specs, rowtype, render_space='empty'):
"""
returns 'evaluated' col_specs
Input:
- wanted: element from the wanted_list
- col_specs : cf. specs[1:] documented in xls_row_template method
- rowtype : 'header' or 'data'
- render_space : type dict, (caller_space + localcontext)
if not specified
"""
if render_space == 'empty':
render_space = {}
caller_space = inspect.currentframe().f_back.f_back.f_locals
localcontext = self.parser_instance.localcontext
render_space.update(caller_space)
render_space.update(localcontext)
row = col_specs[wanted][rowtype][:]
for i in range(len(row)):
if isinstance(row[i], CodeType):
row[i] = eval(row[i], render_space)
row.insert(0, wanted)
return row
def generate_xls_report(self, parser, xls_styles, data, objects, wb):
""" override this method to create your excel file """
raise NotImplementedError()
def xls_row_template(self, specs, wanted_list):
"""
Returns a row template.
Input :
- 'wanted_list': list of Columns that will be returned in the
row_template
- 'specs': list with Column Characteristics
0: Column Name (from wanted_list)
1: Column Colspan
2: Column Size (unit = the width of the character ’0′
as it appears in the sheet’s default font)
3: Column Type
4: Column Data
5: Column Formula (or 'None' for Data)
6: Column Style
"""
r = []
col = 0
for w in wanted_list:
found = False
for s in specs:
if s[0] == w:
found = True
s_len = len(s)
c = list(s[:5])
# set write_cell_func or formula
if s_len > 5 and s[5] is not None:
c.append({'formula': s[5]})
else:
c.append({
'write_cell_func': report_xls.xls_types[c[3]]})
# Set custom cell style
if s_len > 6 and s[6] is not None:
c.append(s[6])
else:
c.append(None)
# Set cell formula
if s_len > 7 and s[7] is not None:
c.append(s[7])
else:
c.append(None)
r.append((col, c[1], c))
col += c[1]
break
if not found:
_logger.warn("report_xls.xls_row_template, "
"column '%s' not found in specs", w)
return r
def xls_write_row(self, ws, row_pos, row_data,
row_style=default_style, set_column_size=False):
r = ws.row(row_pos)
for col, size, spec in row_data:
data = spec[4]
formula = spec[5].get('formula') and \
xlwt.Formula(spec[5]['formula']) or None
style = spec[6] and spec[6] or row_style
if not data:
# if no data, use default values
data = report_xls.xls_types_default[spec[3]]
if size != 1:
if formula:
ws.write_merge(
row_pos, row_pos, col, col + size - 1, data, style)
else:
ws.write_merge(
row_pos, row_pos, col, col + size - 1, data, style)
else:
if formula:
ws.write(row_pos, col, formula, style)
else:
spec[5]['write_cell_func'](r, col, data, style)
if set_column_size:
ws.col(col).width = spec[2] * 256
return row_pos + 1
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: