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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
import hashlib
from collections import OrderedDict
from odoo import api, models
from odoo.tools import pycompat
from odoo.tools import html_escape as escape
class Image(models.AbstractModel):
"""
Widget options:
``class``
set as attribute on the generated <img> tag
"""
_name = 'ir.qweb.field.image'
_inherit = 'ir.qweb.field.image'
@api.model
def record_to_html(self, record, field_name, options):
assert options['tagName'] != 'img',\
"Oddly enough, the root tag of an image field can not be img. " \
"That is because the image goes into the tag, or it gets the " \
"hose again."
if options.get('qweb_img_raw_data', False):
return super(Image, self).record_to_html(record, field_name, options)
aclasses = ['img', 'img-responsive'] if options.get('qweb_img_responsive', True) else ['img']
aclasses += options.get('class', '').split()
classes = ' '.join(pycompat.imap(escape, aclasses))
max_size = None
if options.get('resize'):
max_size = options.get('resize')
else:
max_width, max_height = options.get('max_width', 0), options.get('max_height', 0)
if max_width or max_height:
max_size = '%sx%s' % (max_width, max_height)
sha = hashlib.sha1(getattr(record, '__last_update').encode('utf-8')).hexdigest()[0:7]
max_size = '' if max_size is None else '/%s' % max_size
src = '/web/image/%s/%s/%s%s?unique=%s' % (record._name, record.id, field_name, max_size, sha)
alt = None
if options.get('alt-field') and getattr(record, options['alt-field'], None):
alt = escape(record[options['alt-field']])
elif options.get('alt'):
alt = options['alt']
src_zoom = None
if options.get('zoom') and getattr(record, options['zoom'], None):
src_zoom = '/web/image/%s/%s/%s%s?unique=%s' % (record._name, record.id, options['zoom'], max_size, sha)
elif options.get('zoom'):
src_zoom = options['zoom']
atts = OrderedDict()
atts["src"] = src
atts["class"] = classes
atts["style"] = options.get('style')
atts["alt"] = alt
atts["data-zoom"] = src_zoom and u'1' or None
atts["data-zoom-image"] = src_zoom
atts = self.env['ir.qweb']._post_processing_att('img', atts, options.get('template_options'))
img = ['<img']
for name, value in atts.items():
if value:
img.append(' ')
img.append(escape(pycompat.to_text(name)))
img.append('="')
img.append(escape(pycompat.to_text(value)))
img.append('"')
img.append('/>')
return u''.join(img)
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