addons/base_module_record/base_module_record.py

   1 # -*- encoding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2008 Tiny SPRL (<http://tiny.be>). All Rights Reserved
   6 #    $Id$
   7 #
   8 #    This program is free software: you can redistribute it and/or modify
   9 #    it under the terms of the GNU General Public License as published by
  10 #    the Free Software Foundation, either version 3 of the License, or
  11 #    (at your option) any later version.
  12 #
  13 #    This program is distributed in the hope that it will be useful,
  14 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #    GNU General Public License for more details.
  17 #
  18 #    You should have received a copy of the GNU General Public License
  19 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21 ##############################################################################
  22
  23 from xml.dom import minidom
  24 from osv import fields,osv
  25 import netsvc
  26 import pooler
  27 import string
  28
  29 installed = False
  30
  31 def fnct_call(fnct):
  32     def execute(*args, **argv):
  33         if len(args) >= 6 and isinstance(args[5], dict):
  34             _old_args = args[5].copy()
  35         else:
  36             _old_args = None
  37         res = fnct(*args, **argv)
  38         pool = pooler.get_pool(args[0])
  39         mod = pool.get('ir.module.record')
  40         if mod and mod.recording:
  41             if args[4] not in ('default_get','read','fields_view_get','fields_get','search','search_count','name_search','name_get','get','request_get', 'get_sc'):
  42                 if _old_args is not None:
  43                     args[5].update(_old_args)
  44                 mod.recording_data.append(('query', args, argv,res))
  45         return res
  46     return execute
  47
  48 def fnct_call_workflow(fnct):
  49     def exec_workflow(*args, **argv):
  50         res = fnct(*args, **argv)
  51         pool = pooler.get_pool(args[0])
  52         mod = pool.get('ir.module.record')
  53         if mod and mod.recording:
  54             mod.recording_data.append(('workflow', args, argv))
  55         return res
  56     return exec_workflow
  57
  58 class base_module_record(osv.osv):
  59     _name = "ir.module.record"
  60     _columns = {
  61
  62     }
  63     def __init__(self, pool, cr=None):
  64         global installed
  65         if super(base_module_record, self).__init__.func_code.co_argcount ==3:
  66             super(base_module_record, self).__init__(pool,cr)
  67         else:
  68             super(base_module_record, self).__init__(pool)
  69         self.recording = 0
  70         self.recording_data = []
  71         self.depends = {}
  72         if not installed:
  73             obj  = netsvc._service['object']
  74             obj.execute = fnct_call(obj.execute)
  75             obj.exportMethod(obj.execute)
  76             obj.exec_workflow = fnct_call_workflow(obj.exec_workflow)
  77             obj.exportMethod(obj.exec_workflow)
  78             installed = True
  79
  80     # To Be Improved
  81     def _create_id(self, cr, uid, model, data):
  82         i = 0
  83         while True:
  84             try:
  85                 name = filter(lambda x: x in string.letters, (data.get('name','') or '').lower())
  86             except:
  87                 name=''
  88             val = model.replace('.','_')+'_'+name+ str(i)
  89             i+=1
  90             if val not in self.ids.values():
  91                 break
  92         return val
  93
  94     def _get_id(self, cr, uid, model, id):
  95         if type(id)==type(()):
  96             id=id[0]
  97         if (model,id) in self.ids:
  98             return self.ids[(model,id)], False
  99         dt = self.pool.get('ir.model.data')
 100         dtids = dt.search(cr, uid, [('model','=',model), ('res_id','=',id)])
 101         if not dtids:
 102             return None, None
 103         obj = dt.browse(cr, uid, dtids[0])
 104         self.depends[obj.module] = True
 105         return obj.module+'.'+obj.name, obj.noupdate
 106
 107     def _create_record(self, cr, uid, doc, model, data, record_id, noupdate=False):
 108         record_list=[]
 109         if record_id not in self.ids.values():
 110             record = doc.createElement('record')
 111             record.setAttribute("id", record_id)
 112             record.setAttribute("model", model)
 113             record_list = [record]
 114         lids  = self.pool.get('ir.model.data').search(cr, uid, [('model','=',model)])
 115         res = self.pool.get('ir.model.data').read(cr, uid, lids[:1], ['module'])
 116         if res:
 117             self.depends[res[0]['module']]=True
 118         fields = self.pool.get(model).fields_get(cr, uid)
 119         for key,val in data.items():
 120             if not (val or (fields[key]['type']=='boolean')):
 121                 continue
 122             if fields[key]['type'] in ('integer','float'):
 123                 field = doc.createElement('field')
 124                 field.setAttribute("name", key)
 125                 field.setAttribute("eval", val and str(val) or 'False' )
 126                 record.appendChild(field)
 127             elif fields[key]['type'] in ('boolean',):
 128                 field = doc.createElement('field')
 129                 field.setAttribute("name", key)
 130                 field.setAttribute("eval", val and '1' or '0' )
 131                 record.appendChild(field)
 132             elif fields[key]['type'] in ('many2one',):
 133                 field = doc.createElement('field')
 134                 field.setAttribute("name", key)
 135                 if type(val) in (type(''),type(u'')):
 136                     id = val
 137                 else:
 138                     id,update = self._get_id(cr, uid, fields[key]['relation'], val)
 139                     noupdate = noupdate or update
 140                 if not id:
 141                     field.setAttribute("model", fields[key]['relation'])
 142                     name = self.pool.get(fields[key]['relation']).browse(cr, uid, val).name
 143                     if isinstance(name, basestring):
 144                         name = name.decode('utf8')
 145                     field.setAttribute("search", "[('name','=','"+name+"')]")
 146                 else:
 147                     field.setAttribute("ref", id)
 148                 record.appendChild(field)
 149             elif fields[key]['type'] in ('one2many',):
 150                 for valitem in (val or []):
 151                     if valitem[0]==0:
 152                         if key in self.pool.get(model)._columns:
 153                             fname = self.pool.get(model)._columns[key]._fields_id
 154                         else:
 155                             fname = self.pool.get(model)._inherit_fields[key][2]._fields_id
 156                         valitem[2][fname] = record_id
 157                         newid = self._create_id(cr, uid, fields[key]['relation'], valitem[2])
 158                         childrecord, update = self._create_record(cr, uid, doc, fields[key]['relation'],valitem[2], newid)
 159                         noupdate = noupdate or update
 160                         record_list += childrecord
 161                         self.ids[(fields[key]['relation'],newid)] = newid
 162                     else:
 163                         pass
 164             elif fields[key]['type'] in ('many2many',):
 165                 res = []
 166                 for valitem in (val or []):
 167                     if valitem[0]==6:
 168                         for id2 in valitem[2]:
 169                             id,update = self._get_id(cr, uid, fields[key]['relation'], id2)
 170                             self.ids[(fields[key]['relation'],id)] = id
 171                             noupdate = noupdate or update
 172                             res.append(id)
 173                         field = doc.createElement('field')
 174                         field.setAttribute("name", key)
 175                         field.setAttribute("eval", "[(6,0,["+','.join(map(lambda x: "ref('%s')" % (x,), res))+'])]')
 176                         record.appendChild(field)
 177             else:
 178                 field = doc.createElement('field')
 179                 field.setAttribute("name", key)
 180
 181                 if not isinstance(val, basestring):
 182                     val = str(val)
 183
 184                 val = val and ('"""%s"""' % val.replace('\\', '\\\\').replace('"', '\"')) or 'False'
 185                 if isinstance(val, basestring):
 186                     val=val.encode('utf8')
 187                     val = val.decode('utf8')
 188                 field.setAttribute(u"eval",  val)
 189                 record.appendChild(field)
 190         return record_list, noupdate
 191
 192     def get_o2m_list(self,cr,uid,model,id):
 193         result={}
 194         data=self.pool.get(model).read(cr, uid,id)
 195         del data['id']
 196         fields = self.pool.get(model).fields_get(cr, uid)
 197         res=[0,0]
 198         for key,val in data.items():
 199             if fields[key]['type'] == 'many2one':
 200                 result[key]=data[key][0]
 201             else:
 202                 result[key]=data[key]
 203         res.append(result)
 204         return res
 205
 206
 207     def get_copy_data(self, cr, uid,model,id):
 208         result={}
 209         res = []
 210         data=self.pool.get(model).read(cr, uid,id)
 211         del data['id']
 212         fields = self.pool.get(model).fields_get(cr, uid)
 213
 214         for key,val in data.items():
 215             if fields[key]['type'] == 'many2one':
 216                 if type(data[key])==type(True):
 217                     result[key]=data[key]
 218                 else:
 219                     result[key]=data[key][0]
 220
 221             elif fields[key]['type'] in ('one2many',):
 222                 rel = fields[key]['relation']
 223                 if len(data[key]):
 224                     for rel_id in data[key]:
 225                         res.append((self.get_o2m_list(cr, uid,rel,rel_id)))
 226                     result[key]=res
 227                 else:
 228                     result[key]=data[key]
 229
 230             elif fields[key]['type'] == 'many2many':
 231                 result[key]=[(6,0,data[key])]
 232
 233             else:
 234                 result[key]=data[key]
 235         for k,v in self.pool.get(model)._inherits.items():
 236             del result[v]
 237         return result
 238
 239     def _generate_object_xml(self, cr, uid, rec, recv, doc, result=None):
 240         record_list = []
 241         noupdate = False
 242         if rec[4]=='write' :
 243             for id in rec[5]:
 244                 id,update = self._get_id(cr, uid, rec[3], id)
 245                 noupdate = noupdate or update
 246                 if not id:
 247                     continue
 248                 record,update = self._create_record(cr, uid, doc, rec[3], rec[6], id)
 249                 noupdate = noupdate or update
 250                 record_list += record
 251
 252         elif rec[4]=='create':
 253             id = self._create_id(cr, uid, rec[3],rec[5])
 254             record,noupdate = self._create_record(cr, uid, doc, rec[3], rec[5], id)
 255             self.ids[(rec[3],result)] = id
 256             record_list += record
 257
 258         elif rec[4]=='copy':
 259             data=self.get_copy_data(cr,uid,rec[3],rec[5])
 260             copy_rec=(rec[0],rec[1],rec[2],rec[3],rec[4],rec[5],data,rec[7])
 261             rec=copy_rec
 262             rec_data=[(self.recording_data[0][0],rec,self.recording_data[0][2],self.recording_data[0][3])]
 263             self.recording_data=rec_data
 264             id = self._create_id(cr, uid, rec[3],rec[6])
 265             record,noupdate = self._create_record(cr, uid, doc, rec[3], rec[6], id)
 266             self.ids[(rec[3],result)] = id
 267             record_list += record
 268
 269         return record_list,noupdate
 270
 271     def _generate_assert_xml(self, rec, doc):
 272         pass
 273     def generate_xml(self, cr, uid):
 274         # Create the minidom document
 275         if len(self.recording_data):
 276             self.ids = {}
 277             doc = minidom.Document()
 278             terp = doc.createElement("openerp")
 279             doc.appendChild(terp)
 280             for rec in self.recording_data:
 281                 if rec[0]=='workflow':
 282                     rec_id,noupdate = self._get_id(cr, uid, rec[1][3], rec[1][5])
 283                     if not rec_id:
 284                         continue
 285                     data = doc.createElement("data")
 286                     terp.appendChild(data)
 287                     wkf = doc.createElement('workflow')
 288                     data.appendChild(wkf)
 289                     wkf.setAttribute("model", rec[1][3])
 290                     wkf.setAttribute("action", rec[1][4])
 291                     if noupdate:
 292                         data.setAttribute("noupdate", "1")
 293                     wkf.setAttribute("ref", rec_id)
 294                 if rec[0]=='query':
 295                     res_list,noupdate = self._generate_object_xml(cr, uid, rec[1], rec[2], doc, rec[3])
 296                     data = doc.createElement("data")
 297                     if noupdate:
 298                         data.setAttribute("noupdate", "1")
 299                     if res_list:
 300                         terp.appendChild(data)
 301                     for res in res_list:
 302                         data.appendChild(res)
 303                 elif rec[0]=='assert':
 304                     pass
 305             res = doc.toprettyxml(indent="\t")
 306             return  doc.toprettyxml(indent="\t").encode('utf8')
 307 base_module_record()
 308
 309 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 310