addons/crm_partner_assign/partner_geo_assign.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   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.
  11 #
  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.
  16 #
  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/>.
  19 #
  20 ##############################################################################
  21
  22 from osv import osv
  23 from osv import fields
  24 import urllib,re
  25 import random, time
  26 from tools.translate import _
  27 import tools
  28
  29 def geo_find(addr):
  30     addr = addr.encode('utf8')
  31     regex = '<coordinates>([+-]?[0-9\.]+),([+-]?[0-9\.]+),([+-]?[0-9\.]+)</coordinates>'
  32     url = 'http://maps.google.com/maps/geo?q=' + urllib.quote(addr) + '&output=xml&oe=utf8&sensor=false'
  33     try:
  34         xml = urllib.urlopen(url).read()
  35     except Exception, e:
  36         raise osv.except_osv(_('Network error'),
  37                              _('Could not contact geolocation servers, please make sure you have a working internet connection (%s)') % e)
  38
  39     if '<error>' in xml:
  40         return None
  41     result = re.search(regex, xml, re.M|re.I)
  42     if not result:
  43         return None
  44     return float(result.group(2)),float(result.group(1))
  45
  46 def geo_query_address(street=None, zip=None, city=None, state=None, country=None):
  47     if country and ',' in country and (country.endswith(' of') or country.endswith(' of the')):
  48         # put country qualifier in front, otherwise GMap gives wrong results,
  49         # e.g. 'Congo, Democratic Republic of the' => 'Democratic Republic of the Congo'
  50         country = '{1} {0}'.format(*country.split(',',1))
  51     return tools.ustr(', '.join(filter(None, [street,
  52                                               ("%s %s" % (zip or '', city or '')).strip(),
  53                                               state,
  54                                               country])))
  55
  56 class res_partner_grade(osv.osv):
  57     _order = 'sequence'
  58     _name = 'res.partner.grade'
  59     _columns = {
  60         'sequence': fields.integer('Sequence'),
  61         'active': fields.boolean('Active'),
  62         'name': fields.char('Grade Name', size=32)
  63     }
  64     _defaults = {
  65         'active': lambda *args: 1
  66     }
  67 res_partner_grade()
  68
  69 class res_partner_activation(osv.osv):
  70     _name = 'res.partner.activation'
  71     _order = 'sequence'
  72
  73     _columns = {
  74         'sequence' : fields.integer('Sequence'),
  75         'name' : fields.char('Name', size=32, required=True),
  76     }
  77
  78 res_partner_activation()
  79
  80 class res_partner(osv.osv):
  81     _inherit = "res.partner"
  82     _columns = {
  83         'partner_latitude': fields.float('Geo Latitude'),
  84         'partner_longitude': fields.float('Geo Longitude'),
  85         'date_localization': fields.date('Geo Localization Date'),
  86         'partner_weight': fields.integer('Weight',
  87             help="Gives the probability to assign a lead to this partner. (0 means no assignation.)"),
  88         'opportunity_assigned_ids': fields.one2many('crm.lead', 'partner_assigned_id',\
  89             'Assigned Opportunities'),
  90         'grade_id': fields.many2one('res.partner.grade', 'Partner Grade'),
  91         'activation' : fields.many2one('res.partner.activation', 'Activation', select=1),
  92         'date_partnership' : fields.date('Partnership Date'),
  93         'date_review' : fields.date('Latest Partner Review'),
  94         'date_review_next' : fields.date('Next Partner Review'),
  95     }
  96     _defaults = {
  97         'partner_weight': lambda *args: 0
  98     }
  99     def geo_localize(self, cr, uid, ids, context=None):
 100         # Don't pass context to browse()! We need country names in english below
 101         for partner in self.browse(cr, uid, ids):
 102             if not partner:
 103                 continue
 104             result = geo_find(geo_query_address(street=partner.street,
 105                                                 zip=partner.zip,
 106                                                 city=partner.city,
 107                                                 state=partner.state_id.name,
 108                                                 country=partner.country_id.name))
 109             if result:
 110                 self.write(cr, uid, [partner.id], {
 111                     'partner_latitude': result[0],
 112                     'partner_longitude': result[1],
 113                     'date_localization': fields.date.context_today(self,cr,uid,context=context)
 114                 }, context=context)
 115         return True
 116 res_partner()
 117
 118 class crm_lead(osv.osv):
 119     _inherit = "crm.lead"
 120     _columns = {
 121         'partner_latitude': fields.float('Geo Latitude'),
 122         'partner_longitude': fields.float('Geo Longitude'),
 123         'partner_assigned_id': fields.many2one('res.partner', 'Assigned Partner', help="Partner this case has been forwarded/assigned to.", select=True),
 124         'date_assign': fields.date('Assignation Date', help="Last date this case was forwarded/assigned to a partner"),
 125     }
 126     def _merge_data(self, cr, uid, ids, oldest, fields, context=None):
 127         fields += ['partner_latitude', 'partner_longitude', 'partner_assigned_id', 'date_assign']
 128         return super(crm_lead, self)._merge_data(cr, uid, ids, oldest, fields, context=context)
 129
 130     def onchange_assign_id(self, cr, uid, ids, partner_assigned_id, context=None):
 131         """This function updates the "assignation date" automatically, when manually assign a partner in the geo assign tab
 132         """
 133         if not partner_assigned_id:
 134             return {'value':{'date_assign': False}}
 135         else:
 136             partners = self.pool.get('res.partner').browse(cr, uid, [partner_assigned_id], context=context)
 137             user_id = partners[0] and partners[0].user_id.id or False
 138             return {'value':
 139                         {'date_assign': fields.date.context_today(self,cr,uid,context=context),
 140                          'user_id' : user_id}
 141                    }
 142
 143     def action_assign_partner(self, cr, uid, ids, context=None):
 144         return self.assign_partner(cr, uid, ids, partner_id=False, context=context)
 145
 146     def assign_partner(self, cr, uid, ids, partner_id=False, context=None):
 147         partner_ids = {}
 148         res = False
 149         res_partner = self.pool.get('res.partner')
 150         if not partner_id:
 151             partner_ids = self.search_geo_partner(cr, uid, ids, context=context)
 152         for lead in self.browse(cr, uid, ids, context=context):
 153             if not partner_id:
 154                 partner_id = partner_ids.get(lead.id, False)
 155             if not partner_id:
 156                 continue
 157             self.assign_geo_localize(cr, uid, [lead.id], lead.partner_latitude, lead.partner_longitude, context=context)
 158             partner = res_partner.browse(cr, uid, partner_id, context=context)
 159             if partner.user_id:
 160                 for lead_id in ids:
 161                     self.allocate_salesman(cr, uid, [lead_id], [partner.user_id.id], context=context)
 162             self.write(cr, uid, [lead.id], {'date_assign': fields.date.context_today(self,cr,uid,context=context), 'partner_assigned_id': partner_id}, context=context)
 163         return res
 164
 165     def assign_geo_localize(self, cr, uid, ids, latitude=False, longitude=False, context=None):
 166         # Don't pass context to browse()! We need country name in english below
 167         for lead in self.browse(cr, uid, ids):
 168             if not lead.country_id:
 169                 continue
 170             result = geo_find(geo_query_address(street=lead.street,
 171                                                 zip=lead.zip,
 172                                                 city=lead.city,
 173                                                 state=lead.state_id.name,
 174                                                 country=lead.country_id.name))
 175             if not latitude and result:
 176                 latitude = result[0]
 177             if not longitude and result:
 178                 longitude = result[1]
 179             self.write(cr, uid, [lead.id], {
 180                 'partner_latitude': latitude,
 181                 'partner_longitude': longitude
 182             }, context=context)
 183         return True
 184
 185     def search_geo_partner(self, cr, uid, ids, context=None):
 186         res_partner = self.pool.get('res.partner')
 187         res_partner_ids = {}
 188         self.assign_geo_localize(cr, uid, ids, context=context)
 189         for lead in self.browse(cr, uid, ids, context=context):
 190             partner_ids = []
 191             if not lead.country_id:
 192                 continue
 193             latitude = lead.partner_latitude
 194             longitude = lead.partner_longitude
 195             if latitude and longitude:
 196                 # 1. first way: in the same country, small area
 197                 partner_ids = res_partner.search(cr, uid, [
 198                     ('partner_weight', '>', 0),
 199                     ('partner_latitude', '>', latitude - 2), ('partner_latitude', '<', latitude + 2),
 200                     ('partner_longitude', '>', longitude - 1.5), ('partner_longitude', '<', longitude + 1.5),
 201                     ('country_id', '=', lead.country_id.id),
 202                 ], context=context)
 203
 204                 # 2. second way: in the same country, big area
 205                 if not partner_ids:
 206                     partner_ids = res_partner.search(cr, uid, [
 207                         ('partner_weight', '>', 0),
 208                         ('partner_latitude', '>', latitude - 4), ('partner_latitude', '<', latitude + 4),
 209                         ('partner_longitude', '>', longitude - 3), ('partner_longitude', '<' , longitude + 3),
 210                         ('country_id', '=', lead.country_id.id),
 211                     ], context=context)
 212
 213                 # 3. third way: in the same country, extra large area
 214                 if not partner_ids:
 215                     partner_ids = res_partner.search(cr, uid, [
 216                         ('partner_weight','>', 0),
 217                         ('partner_latitude','>', latitude - 8), ('partner_latitude','<', latitude + 8),
 218                         ('partner_longitude','>', longitude - 8), ('partner_longitude','<', longitude + 8),
 219                         ('country', '=', lead.country_id.id),
 220                     ], context=context)
 221
 222                 # 5. fifth way: anywhere in same country
 223                 if not partner_ids:
 224                     # still haven't found any, let's take all partners in the country!
 225                     partner_ids = res_partner.search(cr, uid, [
 226                         ('partner_weight', '>', 0),
 227                         ('country_id', '=', lead.country_id.id),
 228                     ], context=context)
 229
 230                 # 6. sixth way: closest partner whatsoever, just to have at least one result
 231                 if not partner_ids:
 232                     # warning: point() type takes (longitude, latitude) as parameters in this order!
 233                     cr.execute("""SELECT id, distance
 234                                   FROM  (select id, (point(partner_longitude, partner_latitude) <-> point(%s,%s)) AS distance FROM res_partner
 235                                   WHERE partner_longitude is not null
 236                                         AND partner_latitude is not null
 237                                         AND partner_weight > 0) AS d
 238                                   ORDER BY distance LIMIT 1""", (longitude, latitude))
 239                     res = cr.dictfetchone()
 240                     if res:
 241                         partner_ids.append(res['id'])
 242
 243                 total_weight = 0
 244                 toassign = []
 245                 for partner in res_partner.browse(cr, uid, partner_ids, context=context):
 246                     total_weight += partner.partner_weight
 247                     toassign.append( (partner.id, total_weight) )
 248
 249                 random.shuffle(toassign) # avoid always giving the leads to the first ones in db natural order!
 250                 nearest_weight = random.randint(0, total_weight)
 251                 for partner_id, weight in toassign:
 252                     if nearest_weight <= weight:
 253                         res_partner_ids[lead.id] = partner_id
 254                         break
 255         return res_partner_ids
 256 crm_lead()
 257
 258
 259 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: