1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as
9 # published by the Free Software Foundation, either version 3 of the
10 # License, or (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 ##############################################################################
23 from osv import osv, fields
26 # from psycopg2 import Binary
27 #from tools import config
29 from tools.translate import _
33 DMS_ROOT_PATH = tools.config.get('document_path', os.path.join(tools.config['root_path'], 'filestore'))
35 class document_file(osv.osv):
36 _inherit = 'ir.attachment'
37 _rec_name = 'datas_fname'
38 def _get_filestore(self, cr):
39 return os.path.join(DMS_ROOT_PATH, cr.dbname)
41 def _data_get(self, cr, uid, ids, name, arg, context=None):
44 fbrl = self.browse(cr, uid, ids, context=context)
45 nctx = nodes.get_node_context(cr, uid, context={})
46 # nctx will /not/ inherit the caller's context. Most of
47 # it would be useless, anyway (like active_id, active_model,
50 bin_size = context.get('bin_size', False)
52 fnode = nodes.node_file(None, None, nctx, fbro)
54 data = fnode.get_data(cr, fbro)
55 result[fbro.id] = base64.encodestring(data or '')
57 result[fbro.id] = fnode.get_data_len(cr, fbro)
62 # This code can be improved
64 def _data_set(self, cr, uid, id, name, value, arg, context=None):
67 fbro = self.browse(cr, uid, id, context=context)
68 nctx = nodes.get_node_context(cr, uid, context={})
69 fnode = nodes.node_file(None, None, nctx, fbro)
70 res = fnode.set_data(cr, base64.decodestring(value), fbro)
74 # Columns from ir.attachment:
75 'create_date': fields.datetime('Date Created', readonly=True),
76 'create_uid': fields.many2one('res.users', 'Creator', readonly=True),
77 'write_date': fields.datetime('Date Modified', readonly=True),
78 'write_uid': fields.many2one('res.users', 'Last Modification User', readonly=True),
79 'res_model': fields.char('Attached Model', size=64, readonly=True, change_default=True),
80 'res_id': fields.integer('Attached ID', readonly=True),
82 # If ir.attachment contained any data before document is installed, preserve
83 # the data, don't drop the column!
84 'db_datas': fields.binary('Data', oldname='datas'),
85 'datas': fields.function(_data_get, method=True, fnct_inv=_data_set, string='File Content', type="binary", nodrop=True),
88 'user_id': fields.many2one('res.users', 'Owner', select=1),
89 # 'group_ids': fields.many2many('res.groups', 'document_group_rel', 'item_id', 'group_id', 'Groups'),
90 # the directory id now is mandatory. It can still be computed automatically.
91 'parent_id': fields.many2one('document.directory', 'Directory', select=1, required=True, change_default=True),
92 'index_content': fields.text('Indexed Content'),
93 'partner_id':fields.many2one('res.partner', 'Partner', select=1),
94 'file_size': fields.integer('File Size', required=True),
95 'file_type': fields.char('Content Type', size=128),
97 # fields used for file storage
98 'store_fname': fields.char('Stored Filename', size=200),
100 _order = "create_date desc"
102 def __get_def_directory(self, cr, uid, context=None):
103 dirobj = self.pool.get('document.directory')
104 return dirobj._get_root_directory(cr, uid, context)
107 'user_id': lambda self, cr, uid, ctx:uid,
108 'file_size': lambda self, cr, uid, ctx:0,
109 'parent_id': __get_def_directory
112 # filename_uniq is not possible in pure SQL
114 def _check_duplication(self, cr, uid, vals, ids=[], op='create'):
115 name = vals.get('name', False)
116 parent_id = vals.get('parent_id', False)
117 res_model = vals.get('res_model', False)
118 res_id = vals.get('res_id', 0)
120 for file in self.browse(cr, uid, ids): # FIXME fields_only
124 parent_id = file.parent_id and file.parent_id.id or False
126 res_model = file.res_model and file.res_model or False
128 res_id = file.res_id and file.res_id or 0
129 res = self.search(cr, uid, [('id', '<>', file.id), ('name', '=', name), ('parent_id', '=', parent_id), ('res_model', '=', res_model), ('res_id', '=', res_id)])
133 res = self.search(cr, uid, [('name', '=', name), ('parent_id', '=', parent_id), ('res_id', '=', res_id), ('res_model', '=', res_model)])
138 def copy(self, cr, uid, id, default=None, context=None):
141 if 'name' not in default:
142 name = self.read(cr, uid, [id])[0]['name']
143 default.update({'name': name + " (copy)"})
144 return super(document_file, self).copy(cr, uid, id, default, context=context)
146 def write(self, cr, uid, ids, vals, context=None):
148 if not isinstance(ids, list):
150 res = self.search(cr, uid, [('id', 'in', ids)])
153 if not self._check_duplication(cr, uid, vals, ids, 'write'):
154 raise osv.except_osv(_('ValidateError'), _('File name must be unique!'))
156 # if nodes call this write(), they must skip the code below
157 from_node = context and context.get('__from_node', False)
158 if (('parent_id' in vals) or ('name' in vals)) and not from_node:
159 # perhaps this file is renaming or changing directory
160 nctx = nodes.get_node_context(cr,uid,context={})
161 dirobj = self.pool.get('document.directory')
162 if 'parent_id' in vals:
163 dbro = dirobj.browse(cr, uid, vals['parent_id'], context=context)
164 dnode = nctx.get_dir_node(cr, dbro)
169 for fbro in self.browse(cr, uid, ids, context=context):
170 if ('parent_id' not in vals or fbro.parent_id.id == vals['parent_id']) \
171 and ('name' not in vals or fbro.name == vals['name']) :
174 fnode = nctx.get_file_node(cr, fbro)
175 res = fnode.move_to(cr, dnode or fnode.parent, vals.get('name', fbro.name), fbro, dbro, True)
176 if isinstance(res, dict):
179 wid = res.get('id', fbro.id)
180 result = super(document_file,self).write(cr,uid,wid,vals2,context=context)
181 # TODO: how to handle/merge several results?
187 if 'file_size' in vals: # only write that field using direct SQL calls
188 del vals['file_size']
189 if len(ids) and len(vals):
190 result = super(document_file,self).write(cr, uid, ids, vals, context=context)
194 def create(self, cr, uid, vals, context=None):
197 vals['parent_id'] = context.get('parent_id', False) or vals.get('parent_id', False)
198 if not vals['parent_id']:
199 vals['parent_id'] = self.pool.get('document.directory')._get_root_directory(cr,uid, context)
200 if not vals.get('res_id', False) and context.get('default_res_id', False):
201 vals['res_id'] = context.get('default_res_id', False)
202 if not vals.get('res_model', False) and context.get('default_res_model', False):
203 vals['res_model'] = context.get('default_res_model', False)
204 if vals.get('res_id', False) and vals.get('res_model', False) \
205 and not vals.get('partner_id', False):
206 vals['partner_id'] = self.__get_partner_id(cr, uid, \
207 vals['res_model'], vals['res_id'], context)
210 if vals.get('link', False) :
212 datas = base64.encodestring(urllib.urlopen(vals['link']).read())
214 datas = vals.get('datas', False)
217 vals['file_size'] = len(datas)
219 if vals.get('file_size'):
220 del vals['file_size']
221 if not self._check_duplication(cr, uid, vals):
222 raise osv.except_osv(_('ValidateError'), _('File name must be unique!'))
223 result = super(document_file, self).create(cr, uid, vals, context)
227 def __get_partner_id(self, cr, uid, res_model, res_id, context=None):
228 """ A helper to retrieve the associated partner from any res_model+id
229 It is a hack that will try to discover if the mentioned record is
230 clearly associated with a partner record.
232 obj_model = self.pool.get(res_model)
233 if obj_model._name == 'res.partner':
235 elif 'partner_id' in obj_model._columns and obj_model._columns['partner_id']._obj == 'res.partner':
236 bro = obj_model.browse(cr, uid, res_id, context=context)
237 return bro.partner_id.id
238 elif 'address_id' in obj_model._columns and obj_model._columns['address_id']._obj == 'res.partner.address':
239 bro = obj_model.browse(cr, uid, res_id, context=context)
240 return bro.address_id.partner_id.id
243 def unlink(self, cr, uid, ids, context=None):
244 stor = self.pool.get('document.storage')
246 # We have to do the unlink in 2 stages: prepare a list of actual
247 # files to be unlinked, update the db (safer to do first, can be
248 # rolled back) and then unlink the files. The list wouldn't exist
249 # after we discard the objects
250 ids = self.search(cr, uid, [('id','in',ids)])
251 for f in self.browse(cr, uid, ids, context=context):
252 # TODO: update the node cache
257 storage_id = par.storage_id
260 #assert storage_id, "Strange, found file #%s w/o storage!" % f.id #TOCHECK: after run yml, it's fail
262 r = stor.prepare_unlink(cr, uid, storage_id, f)
266 logging.getLogger('document').warning("Unlinking attachment #%s %s that has no storage",
268 res = super(document_file, self).unlink(cr, uid, ids, context)
269 stor.do_unlink(cr, uid, unres)