diff --git a/addons/payment/models/payment_acquirer.py b/addons/payment/models/payment_acquirer.py
index 0fe6bf53d17..a9a44df475f 100644
--- a/addons/payment/models/payment_acquirer.py
+++ b/addons/payment/models/payment_acquirer.py
@@ -145,93 +145,16 @@ class PaymentAcquirer(osv.Model):
             return getattr(self, '%s_get_form_action_url' % acquirer.provider)(cr, uid, id, context=context)
         return False
 
-    def form_preprocess_values(self, cr, uid, id, reference, amount, currency_id, tx_id, partner_id, partner_values, tx_values, context=None):
-        """  Pre process values before giving them to the acquirer-specific render
-        methods. Those methods will receive:
-
-             - partner_values: will contain name, lang, email, zip, address, city,
-               country_id (int or False), country (browse or False), phone, reference
-             - tx_values: will contain reference, amount, currency_id (int or False),
-               currency (browse or False), partner (browse or False)
-        """
-        acquirer = self.browse(cr, uid, id, context=context)
-
-        if tx_id:
-            tx = self.pool.get('payment.transaction').browse(cr, uid, tx_id, context=context)
-            tx_data = {
-                'reference': tx.reference,
-                'amount': tx.amount,
-                'currency_id': tx.currency_id.id,
-                'currency': tx.currency_id,
-                'partner': tx.partner_id,
-            }
-            partner_data = {
-                'name': tx.partner_name,
-                'lang': tx.partner_lang,
-                'email': tx.partner_email,
-                'zip': tx.partner_zip,
-                'address': tx.partner_address,
-                'city': tx.partner_city,
-                'country_id': tx.partner_country_id.id,
-                'country': tx.partner_country_id,
-                'phone': tx.partner_phone,
-                'state': None,
-            }
-        else:
-            if partner_id:
-                partner = self.pool['res.partner'].browse(cr, uid, partner_id, context=context)
-                partner_data = {
-                    'name': partner.name,
-                    'lang': partner.lang,
-                    'email': partner.email,
-                    'zip': partner.zip,
-                    'city': partner.city,
-                    'address': _partner_format_address(partner.street, partner.street2),
-                    'country_id': partner.country_id.id,
-                    'country': partner.country_id,
-                    'phone': partner.phone,
-                    'state': partner.state_id,
-                }
-            else:
-                partner, partner_data = False, {}
-            partner_data.update(partner_values)
-
-            if currency_id:
-                currency = self.pool['res.currency'].browse(cr, uid, currency_id, context=context)
-            else:
-                currency = self.pool['res.users'].browse(cr, uid, uid, context=context).company_id.currency_id
-            tx_data = {
-                'reference': reference,
-                'amount': amount,
-                'currency_id': currency.id,
-                'currency': currency,
-                'partner': partner,
-            }
-
-        # update tx values
-        tx_data.update(tx_values)
-
-        # update partner values
-        if not partner_data.get('address'):
-            partner_data['address'] = _partner_format_address(partner_data.get('street', ''), partner_data.get('street2', ''))
-        if not partner_data.get('country') and partner_data.get('country_id'):
-            partner_data['country'] = self.pool['res.country'].browse(cr, uid, partner_data.get('country_id'), context=context)
-        partner_data.update({
-            'first_name': _partner_split_name(partner_data['name'])[0],
-            'last_name': _partner_split_name(partner_data['name'])[1],
-        })
-
-        # compute fees
-        fees_method_name = '%s_compute_fees' % acquirer.provider
-        if hasattr(self, fees_method_name):
-            fees = getattr(self, fees_method_name)(
-                cr, uid, id, tx_data['amount'], tx_data['currency_id'], partner_data['country_id'], context=None)
-            tx_data['fees'] = float_round(fees, 2)
-
-        return (partner_data, tx_data)
-
-    def render(self, cr, uid, id, reference, amount, currency_id, tx_id=None, partner_id=False, partner_values=None, tx_values=None, context=None):
+    def render(self, cr, uid, id, reference, amount, currency_id, partner_id=False, values=None, context=None):
         """ Renders the form template of the given acquirer as a qWeb template.
+        :param string reference: the transaction reference
+        :param float amount: the amount the buyer has to pay
+        :param currency_id: currency id
+        :param dict partner_id: optional partner_id to fill values
+        :param dict values: a dictionary of values for the transction that is
+        given to the acquirer-specific method generating the form values
+        :param dict context: OpenERP context
+
         All templates will receive:
 
          - acquirer: the payment.acquirer browse record
@@ -239,71 +162,90 @@ class PaymentAcquirer(osv.Model):
          - currency_id: id of the transaction currency
          - amount: amount of the transaction
          - reference: reference of the transaction
-         - partner: the current partner browse record, if any (not necessarily set)
-         - partner_values: a dictionary of partner-related values
-         - tx_values: a dictionary of transaction related values that depends on
-                      the acquirer. Some specific keys should be managed in each
-                      provider, depending on the features it offers:
-
-          - 'feedback_url': feedback URL, controler that manage answer of the acquirer
-                            (without base url) -> FIXME
-          - 'return_url': URL for coming back after payment validation (wihout
-                          base url) -> FIXME
-          - 'cancel_url': URL if the client cancels the payment -> FIXME
-          - 'error_url': URL if there is an issue with the payment -> FIXME
-
+         - partner_*: partner-related values
+         - partner: optional partner browse record
+         - 'feedback_url': feedback URL, controler that manage answer of the acquirer (without base url) -> FIXME
+         - 'return_url': URL for coming back after payment validation (wihout base url) -> FIXME
+         - 'cancel_url': URL if the client cancels the payment -> FIXME
+         - 'error_url': URL if there is an issue with the payment -> FIXME
          - context: OpenERP context dictionary
 
-        :param string reference: the transaction reference
-        :param float amount: the amount the buyer has to pay
-        :param res.currency browse record currency: currency
-        :param int tx_id: id of a transaction; if set, bypasses all other given
-                          values and only render the already-stored transaction
-        :param res.partner browse record partner_id: the buyer
-        :param dict partner_values: a dictionary of values for the buyer (see above)
-        :param dict tx_custom_values: a dictionary of values for the transction
-                                      that is given to the acquirer-specific method
-                                      generating the form values
-        :param dict context: OpenERP context
         """
         if context is None:
             context = {}
-        if tx_values is None:
-            tx_values = {}
-        if partner_values is None:
-            partner_values = {}
+        if values is None:
+            values = {}
         acquirer = self.browse(cr, uid, id, context=context)
 
-        # pre-process values
+        # reference and amount
+        values.setdefault('reference', reference)
         amount = float_round(amount, 2)
-        partner_values, tx_values = self.form_preprocess_values(
-            cr, uid, id, reference, amount, currency_id, tx_id, partner_id,
-            partner_values, tx_values, context=context)
+        values.setdefault('amount', amount)
+
+        # currency id
+        currency_id = values.setdefault('currency_id', currency_id)
+        if currency_id:
+            currency = self.pool['res.currency'].browse(cr, uid, currency_id, context=context)
+        else:
+            currency = self.pool['res.users'].browse(cr, uid, uid, context=context).company_id.currency_id
+        values['currency'] = currency
+
+        # Fill partner_* using values['partner_id'] or partner_id arguement
+        partner_id = values.get('partner_id', partner_id)
+        if partner_id:
+            partner = self.pool['res.partner'].browse(cr, uid, partner_id, context=context)
+            values.update({
+                'partner': partner,
+                'partner_id': partner_id,
+                'partner_name': partner.name,
+                'partner_lang': partner.lang,
+                'partner_email': partner.email,
+                'partner_zip': partner.zip,
+                'partner_city': partner.city,
+                'partner_address': _partner_format_address(partner.street, partner.street2),
+                'partner_country_id': partner.country_id.id,
+                'partner_country': partner.country_id,
+                'partner_phone': partner.phone,
+                'partner_state': partner.state_id,
+            })
+        if values.get('partner_name'):
+            values.update({
+                'partner_first_name': _partner_split_name(values.get('partner_name'))[0],
+                'partner_last_name': _partner_split_name(values.get('partner_name'))[1],
+            })
+
+        # Fix address, country fields
+        if not values.get('partner_address'):
+            values['address'] = _partner_format_address(values.get('partner_street', ''), values.get('partner_street2', ''))
+        if not values.get('partner_country') and values.get('partner_country_id'):
+            values['country'] = self.pool['res.country'].browse(cr, uid, values.get('partner_country_id'), context=context)
+
+
+        # compute fees
+        fees_method_name = '%s_compute_fees' % acquirer.provider
+        if hasattr(self, fees_method_name):
+            fees = getattr(self, fees_method_name)(cr, uid, id, values['amount'], values['currency_id'], values['partner_country_id'], context=None)
+            values['fees'] = float_round(fees, 2)
 
         # call <name>_form_generate_values to update the tx dict with acqurier specific values
         cust_method_name = '%s_form_generate_values' % (acquirer.provider)
         if hasattr(self, cust_method_name):
             method = getattr(self, cust_method_name)
-            partner_values, tx_values = method(cr, uid, id, partner_values, tx_values, context=context)
+            values = method(cr, uid, id, values, context=context)
 
-        qweb_context = {
+        values.update({
             'tx_url': context.get('tx_url', self.get_form_action_url(cr, uid, id, context=context)),
             'submit_class': context.get('submit_class', 'btn btn-link'),
             'submit_txt': context.get('submit_txt'),
             'acquirer': acquirer,
             'user': self.pool.get("res.users").browse(cr, uid, uid, context=context),
-            'reference': tx_values['reference'],
-            'amount': tx_values['amount'],
-            'currency': tx_values['currency'],
-            'partner': tx_values.get('partner'),
-            'partner_values': partner_values,
-            'tx_values': tx_values,
             'context': context,
-            'type': tx_values.get('type') or 'form',
-        }
+            'type': values.get('type') or 'form',
+        })
+        values.setdefault('return_url', False)
 
         # because render accepts view ids but not qweb -> need to use the xml_id
-        return self.pool['ir.ui.view'].render(cr, uid, acquirer.view_template_id.xml_id, qweb_context, engine='ir.qweb', context=context)
+        return self.pool['ir.ui.view'].render(cr, uid, acquirer.view_template_id.xml_id, values, engine='ir.qweb', context=context)
 
     def _registration_render(self, cr, uid, id, partner_id, qweb_context=None, context=None):
         acquirer = self.browse(cr, uid, id, context=context)
@@ -465,21 +407,43 @@ class PaymentTransaction(osv.Model):
         partner = None
         if partner_id:
             partner = self.pool['res.partner'].browse(cr, uid, partner_id, context=context)
-        return {'value': {
-            'partner_name': partner and partner.name or False,
-            'partner_lang': partner and partner.lang or 'en_US',
-            'partner_email': partner and partner.email or False,
-            'partner_zip': partner and partner.zip or False,
-            'partner_address': _partner_format_address(partner and partner.street or '', partner and partner.street2 or ''),
-            'partner_city': partner and partner.city or False,
-            'partner_country_id': partner and partner.country_id.id or False,
-            'partner_phone': partner and partner.phone or False,
-        }}
+            return {'value': {
+                'partner_name': partner and partner.name or False,
+                'partner_lang': partner and partner.lang or 'en_US',
+                'partner_email': partner and partner.email or False,
+                'partner_zip': partner and partner.zip or False,
+                'partner_address': _partner_format_address(partner and partner.street or '', partner and partner.street2 or ''),
+                'partner_city': partner and partner.city or False,
+                'partner_country_id': partner and partner.country_id.id or False,
+                'partner_phone': partner and partner.phone or False,
+            }}
+        return {}
 
     # --------------------------------------------------
     # FORM RELATED METHODS
     # --------------------------------------------------
 
+    def render(self, cr, uid, id, context=None):
+        tx = self.browse(cr, uid, id, context=context)
+        values = {
+            'reference': tx.reference,
+            'amount': tx.amount,
+            'currency_id': tx.currency_id.id,
+            'currency': tx.currency_id,
+            'partner': tx.partner_id,
+            'partner_name': tx.partner_name,
+            'partner_lang': tx.partner_lang,
+            'partner_email': tx.partner_email,
+            'partner_zip': tx.partner_zip,
+            'partner_address': tx.partner_address,
+            'partner_city': tx.partner_city,
+            'partner_country_id': tx.partner_country_id.id,
+            'partner_country': tx.partner_country_id,
+            'partner_phone': tx.partner_phone,
+            'partner_state': None,
+        }
+        return tx.acquirer_id.render(None, None, None, values=values)
+
     def form_feedback(self, cr, uid, data, acquirer_name, context=None):
         invalid_parameters, tx = None, None
 
diff --git a/addons/payment/tests/common.py b/addons/payment/tests/common.py
index 93a1820a447..ff1800496e9 100644
--- a/addons/payment/tests/common.py
+++ b/addons/payment/tests/common.py
@@ -21,16 +21,16 @@ class PaymentAcquirerCommon(common.TransactionCase):
 
         # dict partner values
         self.buyer_values = {
-            'name': 'Norbert Buyer',
-            'lang': 'en_US',
-            'email': 'norbert.buyer@example.com',
-            'street': 'Huge Street',
-            'street2': '2/543',
-            'phone': '0032 12 34 56 78',
-            'city': 'Sin City',
-            'zip': '1000',
-            'country_id': self.country_belgium_id,
-            'country_name': 'Belgium',
+            'partner_name': 'Norbert Buyer',
+            'partner_lang': 'en_US',
+            'partner_email': 'norbert.buyer@example.com',
+            'partner_address': 'Huge Street 2/543',
+            'partner_phone': '0032 12 34 56 78',
+            'partner_city': 'Sin City',
+            'partner_zip': '1000',
+            'partner_country': self.env['res.country'].browse(self.country_belgium_id),
+            'partner_country_id': self.country_belgium_id,
+            'partner_country_name': 'Belgium',
         }
 
         # test partner
diff --git a/addons/payment_adyen/models/adyen.py b/addons/payment_adyen/models/adyen.py
index 4facd11be17..7c89a53e390 100644
--- a/addons/payment_adyen/models/adyen.py
+++ b/addons/payment_adyen/models/adyen.py
@@ -71,7 +71,7 @@ class AcquirerAdyen(osv.Model):
         key = acquirer.adyen_skin_hmac_key.encode('ascii')
         return base64.b64encode(hmac.new(key, sign, sha1).digest())
 
-    def adyen_form_generate_values(self, cr, uid, id, partner_values, tx_values, context=None):
+    def adyen_form_generate_values(self, cr, uid, id, values, context=None):
         base_url = self.pool['ir.config_parameter'].get_param(cr, uid, 'web.base.url')
         acquirer = self.browse(cr, uid, id, context=context)
         # tmp
@@ -79,22 +79,20 @@ class AcquirerAdyen(osv.Model):
         from dateutil import relativedelta
         tmp_date = datetime.date.today() + relativedelta.relativedelta(days=1)
 
-        adyen_tx_values = dict(tx_values)
-        adyen_tx_values.update({
-            'merchantReference': tx_values['reference'],
-            'paymentAmount': '%d' % int(float_round(tx_values['amount'], 2) * 100),
-            'currencyCode': tx_values['currency'] and tx_values['currency'].name or '',
+        values.update({
+            'merchantReference': values['reference'],
+            'paymentAmount': '%d' % int(float_round(values['amount'], 2) * 100),
+            'currencyCode': values['currency'] and values['currency'].name or '',
             'shipBeforeDate': tmp_date,
             'skinCode': acquirer.adyen_skin_code,
             'merchantAccount': acquirer.adyen_merchant_account,
-            'shopperLocale': partner_values['lang'],
+            'shopperLocale': values.get('partner_lang'),
             'sessionValidity': tmp_date,
             'resURL': '%s' % urlparse.urljoin(base_url, AdyenController._return_url),
+            'merchantReturnData': json.dumps({'return_url': '%s' % values.pop('return_url')}) if values.get('return_url') else False,
+            'merchantSig': self._adyen_generate_merchant_sig(acquirer, 'in', values),
         })
-        if adyen_tx_values.get('return_url'):
-            adyen_tx_values['merchantReturnData'] = json.dumps({'return_url': '%s' % adyen_tx_values.pop('return_url')})
-        adyen_tx_values['merchantSig'] = self._adyen_generate_merchant_sig(acquirer, 'in', adyen_tx_values)
-        return partner_values, adyen_tx_values
+        return values
 
     def adyen_get_form_action_url(self, cr, uid, id, context=None):
         acquirer = self.browse(cr, uid, id, context=context)
diff --git a/addons/payment_adyen/views/adyen.xml b/addons/payment_adyen/views/adyen.xml
index 79281f43a99..76856158030 100644
--- a/addons/payment_adyen/views/adyen.xml
+++ b/addons/payment_adyen/views/adyen.xml
@@ -4,21 +4,21 @@
 
         <template id="adyen_acquirer_button">
             <form t-if="acquirer.adyen_merchant_account" t-att-action="tx_url" method="post" target="_self">
-                <input type="hidden" name="merchantReference" t-att-value="tx_values['merchantReference']"/>
-                <input type="hidden" name="paymentAmount" t-att-value="tx_values['paymentAmount'] or '0.0'"/>
-                <input type="hidden" name="currencyCode" t-att-value="tx_values['currencyCode']"/>
-                <input type="hidden" name="shipBeforeDate" t-att-value="tx_values['shipBeforeDate']"/>
-                <input type="hidden" name="skinCode" t-att-value="tx_values['skinCode']"/>
-                <input type="hidden" name="merchantAccount" t-att-value="tx_values['merchantAccount']"/>
-                <input type="hidden" name="shopperLocale" t-att-value="tx_values['shopperLocale']"/>
-                <input type="hidden" name="sessionValidity" t-att-value="tx_values['sessionValidity']"/>
-                <input type="hidden" name="merchantSig" t-att-value="tx_values['merchantSig']"/>
+                <input type="hidden" name="merchantReference" t-att-value="merchantReference"/>
+                <input type="hidden" name="paymentAmount" t-att-value="paymentAmount"/>
+                <input type="hidden" name="currencyCode" t-att-value="currencyCode"/>
+                <input type="hidden" name="shipBeforeDate" t-att-value="shipBeforeDate"/>
+                <input type="hidden" name="skinCode" t-att-value="skinCode"/>
+                <input type="hidden" name="merchantAccount" t-att-value="merchantAccount"/>
+                <input type="hidden" name="shopperLocale" t-att-value="shopperLocale"/>
+                <input type="hidden" name="sessionValidity" t-att-value="sessionValidity"/>
+                <input type="hidden" name="merchantSig" t-att-value="merchantSig"/>
                 <!-- URLs -->
-                <input t-if="tx_values.get('resURL')" type='hidden' name='resURL'
-                    t-att-value="tx_values.get('resURL')"/>
+                <input type='hidden' name='resURL'
+                    t-att-value="resURL"/>
                 <!-- custom -->
-                <input t-if="tx_values.get('merchantReturnData')" type='hidden' name='merchantReturnData'
-                    t-att-value="tx_values.get('merchantReturnData')"/>
+                <input t-if="merchantReturnData" type='hidden' name='merchantReturnData'
+                    t-att-value="merchantReturnData"/>
                 <!-- submit -->
                 <button type="submit" width="100px"
                     t-att-class="submit_class">
diff --git a/addons/payment_authorize/models/authorize.py b/addons/payment_authorize/models/authorize.py
index ec39bac344d..af5226a3237 100644
--- a/addons/payment_authorize/models/authorize.py
+++ b/addons/payment_authorize/models/authorize.py
@@ -43,14 +43,14 @@ class PaymentAcquirerAuthorize(models.Model):
         return hmac.new(str(values['x_trans_key']), data, hashlib.md5).hexdigest()
 
     @api.multi
-    def authorize_form_generate_values(self, partner_values, tx_values):
+    def authorize_form_generate_values(self, values):
         self.ensure_one()
         base_url = self.env['ir.config_parameter'].get_param('web.base.url')
-        authorize_tx_values = dict(tx_values)
+        authorize_tx_values = dict(values)
         temp_authorize_tx_values = {
             'x_login': self.authorize_login,
             'x_trans_key': self.authorize_transaction_key,
-            'x_amount': str(tx_values['amount']),
+            'x_amount': str(values['amount']),
             'x_show_form': 'PAYMENT_FORM',
             'x_type': 'AUTH_CAPTURE',
             'x_method': 'CC',
@@ -60,21 +60,21 @@ class PaymentAcquirerAuthorize(models.Model):
             'x_fp_timestamp': str(int(time.time())),
             'x_relay_url': '%s' % urlparse.urljoin(base_url, AuthorizeController._return_url),
             'x_cancel_url': '%s' % urlparse.urljoin(base_url, AuthorizeController._cancel_url),
-            'x_currency_code': tx_values['currency'] and tx_values['currency'].name or '',
-            'address': partner_values['address'],
-            'city': partner_values['city'],
-            'country': partner_values['country'] and partner_values['country'].name or '',
-            'email': partner_values['email'],
-            'zip': partner_values['zip'],
-            'first_name': partner_values['first_name'],
-            'last_name': partner_values['last_name'],
-            'phone': partner_values['phone'],
-            'state': partner_values.get('state') and partner_values['state'].name or '',
+            'x_currency_code': values['currency'] and values['currency'].name or '',
+            'address': values.get('partner_address'),
+            'city': values.get('partner_city'),
+            'country': values.get('partner_country') and values.get('partner_country').name or '',
+            'email': values.get('partner_email'),
+            'zip_code': values.get('partner_zip'),
+            'first_name': values.get('partner_first_name'),
+            'last_name': values.get('partner_last_name'),
+            'phone': values.get('partner_phone'),
+            'state': values.get('partner_state') and values['partner_state'].name or '',
         }
         temp_authorize_tx_values['returndata'] = authorize_tx_values.pop('return_url', '')
         temp_authorize_tx_values['x_fp_hash'] = self._authorize_generate_hashing(temp_authorize_tx_values)
         authorize_tx_values.update(temp_authorize_tx_values)
-        return partner_values, authorize_tx_values
+        return authorize_tx_values
 
     @api.multi
     def authorize_get_form_action_url(self):
diff --git a/addons/payment_authorize/tests/test_authorize.py b/addons/payment_authorize/tests/test_authorize.py
index f038016d579..ed71213fc0c 100644
--- a/addons/payment_authorize/tests/test_authorize.py
+++ b/addons/payment_authorize/tests/test_authorize.py
@@ -78,7 +78,7 @@ class AuthorizeForm(AuthorizeCommon):
         cr, uid, context = self.env.cr, self.env.uid, {}
         res = self.payment_acquirer.render(
             cr, uid, self.authorize_id, 'SO004', 320.0, self.currency_usd.id,
-            partner_id=None, partner_values=self.buyer_values, context=context)
+            values=self.buyer_values, context=context)
         # check form result
         tree = objectify.fromstring(res)
         self.assertEqual(tree.get('action'), 'https://test.authorize.net/gateway/transact.dll', 'Authorize: wrong form POST url')
diff --git a/addons/payment_authorize/views/authorize.xml b/addons/payment_authorize/views/authorize.xml
index 543af8fdedf..e21baa58b8d 100644
--- a/addons/payment_authorize/views/authorize.xml
+++ b/addons/payment_authorize/views/authorize.xml
@@ -4,32 +4,32 @@
 
         <template id="authorize_acquirer_button">
             <form t-if="acquirer" t-att-action="tx_url" method="post" target="_self">
-                <input type='hidden' name='x_login' t-att-value='tx_values["x_login"]'/>
-                <input type='hidden' name='x_fp_hash' t-att-value='tx_values["x_fp_hash"]'/>
-                <input type='hidden' name='x_amount' t-att-value='tx_values["x_amount"] or "0.0"'/>
-                <input type='hidden' name='x_show_form' t-att-value="tx_values['x_show_form']"/>
-                <input type='hidden' name='x_type' t-att-value="tx_values['x_type']"/>
-                <input type='hidden' name='x_method' t-att-value="tx_values['x_method']"/>
-                <input type='hidden' name='x_fp_sequence' t-att-value='tx_values["x_fp_sequence"]'/>
-                <input type='hidden' name='x_version' t-att-value="tx_values['x_version']"/>
-                <input type="hidden" name="x_relay_response" t-att-value="tx_values['x_relay_response']"/>
-                <input type="hidden" name="x_relay_url" t-att-value="tx_values['x_relay_url']"/>
-                <input type='hidden' name="x_fp_timestamp" t-att-value="tx_values['x_fp_timestamp']"/>
-                <input type="hidden" name='return_url' t-att-value="tx_values['returndata']"/>
-                <input type="hidden" name='x_cancel_url' t-att-value="tx_values['x_cancel_url']"/>
+                <input type='hidden' name='x_login' t-att-value='x_login'/>
+                <input type='hidden' name='x_fp_hash' t-att-value='x_fp_hash'/>
+                <input type='hidden' name='x_amount' t-att-value='x_amount'/>
+                <input type='hidden' name='x_show_form' t-att-value="x_show_form"/>
+                <input type='hidden' name='x_type' t-att-value="x_type"/>
+                <input type='hidden' name='x_method' t-att-value="x_method"/>
+                <input type='hidden' name='x_fp_sequence' t-att-value='x_fp_sequence'/>
+                <input type='hidden' name='x_version' t-att-value="x_version"/>
+                <input type="hidden" name="x_relay_response" t-att-value="x_relay_response"/>
+                <input type="hidden" name="x_relay_url" t-att-value="x_relay_url"/>
+                <input type='hidden' name="x_fp_timestamp" t-att-value="x_fp_timestamp"/>
+                <input type="hidden" name='return_url' t-att-value="returndata"/>
+                <input type="hidden" name='x_cancel_url' t-att-value="x_cancel_url"/>
                 <!--Order Information -->
-                <input type='hidden' name='x_invoice_num' t-att-value='tx_values["reference"]'/>
-                <input type='hidden' name='x_currency_code' t-att-value='tx_values["x_currency_code"]'/>
+                <input type='hidden' name='x_invoice_num' t-att-value='reference'/>
+                <input type='hidden' name='x_currency_code' t-att-value='x_currency_code'/>
                 <!-- Billing Information-->
-                <input type='hidden' name='x_first_name' t-att-value="tx_values['first_name']"/>
-                <input type='hidden' name='x_last_name' t-att-value="tx_values['last_name']"/>
-                <input type='hidden' name='x_address' t-att-value="tx_values['address']"/>
-                <input type='hidden' name='x_city' t-att-value="tx_values['city']"/>
-                <input type='hidden' name='x_zip' t-att-value="tx_values['zip']"/>
-                <input type='hidden' name='x_country' t-att-value="tx_values['country']"/>
-                <input type='hidden' name='x_phone' t-att-value='tx_values["phone"]'/>
-                <input type='hidden' name='x_email' t-att-value="tx_values['email']"/>
-                <input type='hidden' name='x_state' t-att-value="tx_values['state']"/>
+                <input type='hidden' name='x_first_name' t-att-value="first_name"/>
+                <input type='hidden' name='x_last_name' t-att-value="last_name"/>
+                <input type='hidden' name='x_address' t-att-value="address"/>
+                <input type='hidden' name='x_city' t-att-value="city"/>
+                <input type='hidden' name='x_zip' t-att-value="zip_code"/>
+                <input type='hidden' name='x_country' t-att-value="country"/>
+                <input type='hidden' name='x_phone' t-att-value='phone'/>
+                <input type='hidden' name='x_email' t-att-value="email"/>
+                <input type='hidden' name='x_state' t-att-value="state"/>
                 <!-- Submit-->
                 <button type="submit" width="100px" t-att-class="submit_class">
                     <img t-if="not submit_txt" src="/payment_authorize/static/src/img/authorize_icon.png"/>
diff --git a/addons/payment_buckaroo/models/buckaroo.py b/addons/payment_buckaroo/models/buckaroo.py
index fbdf5e251c9..054dd749e98 100644
--- a/addons/payment_buckaroo/models/buckaroo.py
+++ b/addons/payment_buckaroo/models/buckaroo.py
@@ -75,28 +75,25 @@ class AcquirerBuckaroo(osv.Model):
         return shasign
 
 
-    def buckaroo_form_generate_values(self, cr, uid, id, partner_values, tx_values, context=None):
+    def buckaroo_form_generate_values(self, cr, uid, id, values, context=None):
         base_url = self.pool['ir.config_parameter'].get_param(cr, uid, 'web.base.url')
         acquirer = self.browse(cr, uid, id, context=context)
-        buckaroo_tx_values = dict(tx_values)
+        buckaroo_tx_values = dict(values)
         buckaroo_tx_values.update({
             'Brq_websitekey': acquirer.brq_websitekey,
-            'Brq_amount': tx_values['amount'],
-            'Brq_currency': tx_values['currency'] and tx_values['currency'].name or '',
-            'Brq_invoicenumber': tx_values['reference'],
+            'Brq_amount': values['amount'],
+            'Brq_currency': values['currency'] and values['currency'].name or '',
+            'Brq_invoicenumber': values['reference'],
             'brq_test': False if acquirer.environment == 'prod' else True,
             'Brq_return': '%s' % urlparse.urljoin(base_url, BuckarooController._return_url),
             'Brq_returncancel': '%s' % urlparse.urljoin(base_url, BuckarooController._cancel_url),
             'Brq_returnerror': '%s' % urlparse.urljoin(base_url, BuckarooController._exception_url),
             'Brq_returnreject': '%s' % urlparse.urljoin(base_url, BuckarooController._reject_url),
-            'Brq_culture': (partner_values.get('lang') or 'en_US').replace('_', '-'),
+            'Brq_culture': (values.get('partner_lang') or 'en_US').replace('_', '-'),
+            'add_returndata': {'return_url': '%s' % buckaroo_tx_values.pop('return_url')} if buckaroo_tx_values.get('return_url') else ''
         })
-        if buckaroo_tx_values.get('return_url'):
-            buckaroo_tx_values['add_returndata'] = {'return_url': '%s' % buckaroo_tx_values.pop('return_url')}
-        else: 
-            buckaroo_tx_values['add_returndata'] = ''
         buckaroo_tx_values['Brq_signature'] = self._buckaroo_generate_digital_sign(acquirer, 'in', buckaroo_tx_values)
-        return partner_values, buckaroo_tx_values
+        return buckaroo_tx_values
 
     def buckaroo_get_form_action_url(self, cr, uid, id, context=None):
         acquirer = self.browse(cr, uid, id, context=context)
diff --git a/addons/payment_buckaroo/views/buckaroo.xml b/addons/payment_buckaroo/views/buckaroo.xml
index 567a2691b00..0ce58e6850a 100644
--- a/addons/payment_buckaroo/views/buckaroo.xml
+++ b/addons/payment_buckaroo/views/buckaroo.xml
@@ -4,23 +4,23 @@
 
         <template id="buckaroo_acquirer_button">
             <form t-if="acquirer.brq_websitekey" t-att-action="tx_url" method="post" target="_self">
-                <input type="hidden" name="Brq_websitekey" t-att-value="tx_values['Brq_websitekey']"/>
-                <input type="hidden" name="Brq_amount" t-att-value="tx_values['Brq_amount'] or '0.0'"/>
-                <input type="hidden" name="Brq_currency" t-att-value="tx_values['Brq_currency']"/>
-                <input type="hidden" name="Brq_invoicenumber" t-att-value="tx_values['Brq_invoicenumber']"/>
-                <input type="hidden" name="Brq_signature" t-att-value="tx_values['Brq_signature']"/>
-                <input type="hidden" name="brq_test" t-att-value="tx_values['brq_test']"/>
-                <input type="hidden" name="Brq_culture" t-att-value="tx_values['Brq_culture']"/>
+                <input type="hidden" name="Brq_websitekey" t-att-value="Brq_websitekey"/>
+                <input type="hidden" name="Brq_amount" t-att-value="Brq_amount"/>
+                <input type="hidden" name="Brq_currency" t-att-value="Brq_currency"/>
+                <input type="hidden" name="Brq_invoicenumber" t-att-value="Brq_invoicenumber"/>
+                <input type="hidden" name="Brq_signature" t-att-value="Brq_signature"/>
+                <input type="hidden" name="brq_test" t-att-value="brq_test"/>
+                <input type="hidden" name="Brq_culture" t-att-value="Brq_culture"/>
                 <!-- URLs -->
-                <input t-if="tx_values.get('Brq_return')" type='hidden' name='Brq_return'
-                    t-att-value="tx_values.get('Brq_return')"/>
-                <input t-if="tx_values.get('Brq_returncancel')" type='hidden' name='Brq_returncancel'
-                    t-att-value="tx_values.get('Brq_returncancel')"/>
-                <input t-if="tx_values.get('Brq_returnerror')" type='hidden' name='Brq_returnerror'
-                    t-att-value="tx_values.get('Brq_returnerror')"/>
-                <input t-if="tx_values.get('Brq_returnreject')" type='hidden' name='Brq_returnreject'
-                    t-att-value="tx_values.get('Brq_returnreject')"/>
-                <input type='hidden' name='add_returndata' t-att-value="tx_values.get('add_returndata')"/>
+                <input t-if="Brq_return" type='hidden' name='Brq_return'
+                    t-att-value="Brq_return"/>
+                <input t-if="Brq_returncancel" type='hidden' name='Brq_returncancel'
+                    t-att-value="Brq_returncancel"/>
+                <input t-if="Brq_returnerror" type='hidden' name='Brq_returnerror'
+                    t-att-value="Brq_returnerror"/>
+                <input t-if="Brq_returnreject" type='hidden' name='Brq_returnreject'
+                    t-att-value="Brq_returnreject"/>
+                <input type='hidden' name='add_returndata' t-att-value="add_returndata"/>
                 <!-- submit -->
                 <button type="submit" width="100px"
                     t-att-class="submit_class">
diff --git a/addons/payment_ogone/models/ogone.py b/addons/payment_ogone/models/ogone.py
index f2a57807436..79c938c33c8 100644
--- a/addons/payment_ogone/models/ogone.py
+++ b/addons/payment_ogone/models/ogone.py
@@ -145,39 +145,38 @@ class PaymentAcquirerOgone(osv.Model):
         shasign = sha1(sign).hexdigest()
         return shasign
 
-    def ogone_form_generate_values(self, cr, uid, id, partner_values, tx_values, context=None):
+    def ogone_form_generate_values(self, cr, uid, id, values, context=None):
         base_url = self.pool['ir.config_parameter'].get_param(cr, uid, 'web.base.url')
         acquirer = self.browse(cr, uid, id, context=context)
-        ogone_tx_values = dict(tx_values)
+        ogone_tx_values = dict(values)
         temp_ogone_tx_values = {
             'PSPID': acquirer.ogone_pspid,
-            'ORDERID': tx_values['reference'],
-            'AMOUNT': float_repr(float_round(tx_values['amount'], 2) * 100, 0),
-            'CURRENCY': tx_values['currency'] and tx_values['currency'].name or '',
-            'LANGUAGE':  partner_values['lang'],
-            'CN':  partner_values['name'],
-            'EMAIL':  partner_values['email'],
-            'OWNERZIP':  partner_values['zip'],
-            'OWNERADDRESS':  partner_values['address'],
-            'OWNERTOWN':  partner_values['city'],
-            'OWNERCTY':  partner_values['country'] and partner_values['country'].code or '',
-            'OWNERTELNO': partner_values['phone'],
+            'ORDERID': values['reference'],
+            'AMOUNT': float_repr(float_round(values['amount'], 2) * 100, 0),
+            'CURRENCY': values['currency'] and values['currency'].name or '',
+            'LANGUAGE': values.get('partner_lang'),
+            'CN': values.get('partner_name'),
+            'EMAIL': values.get('partner_email'),
+            'OWNERZIP': values.get('partner_zip'),
+            'OWNERADDRESS': values.get('partner_address'),
+            'OWNERTOWN': values.get('partner_city'),
+            'OWNERCTY': values.get('partner_country') and values.get('partner_country').code or '',
+            'OWNERTELNO': values.get('partner_phone'),
             'ACCEPTURL': '%s' % urlparse.urljoin(base_url, OgoneController._accept_url),
             'DECLINEURL': '%s' % urlparse.urljoin(base_url, OgoneController._decline_url),
             'EXCEPTIONURL': '%s' % urlparse.urljoin(base_url, OgoneController._exception_url),
             'CANCELURL': '%s' % urlparse.urljoin(base_url, OgoneController._cancel_url),
+            'PARAMPLUS': 'return_url=%s' % ogone_tx_values.pop('return_url') if ogone_tx_values.get('return_url') else False,
         }
-        if tx_values.get('type') == 'form_save':
+        if values.get('type') == 'form_save':
             temp_ogone_tx_values.update({
                 'ALIAS': 'ODOO-NEW-ALIAS-%s' % time.time(),    # something unique,
-                'ALIASUSAGE': tx_values.get('alias_usage') or acquirer.ogone_alias_usage,
+                'ALIASUSAGE': values.get('alias_usage') or acquirer.ogone_alias_usage,
             })
-        if ogone_tx_values.get('return_url'):
-            temp_ogone_tx_values['PARAMPLUS'] = 'return_url=%s' % ogone_tx_values.pop('return_url')
         shasign = self._ogone_generate_shasign(acquirer, 'in', temp_ogone_tx_values)
         temp_ogone_tx_values['SHASIGN'] = shasign
         ogone_tx_values.update(temp_ogone_tx_values)
-        return partner_values, ogone_tx_values
+        return ogone_tx_values
 
     def ogone_get_form_action_url(self, cr, uid, id, context=None):
         acquirer = self.browse(cr, uid, id, context=context)
diff --git a/addons/payment_ogone/views/ogone.xml b/addons/payment_ogone/views/ogone.xml
index a6dcd4f5624..deca7a2605c 100644
--- a/addons/payment_ogone/views/ogone.xml
+++ b/addons/payment_ogone/views/ogone.xml
@@ -5,26 +5,26 @@
         <template id="ogone_acquirer_button">
             <form t-if="acquirer" t-att-action="tx_url" method="post" target="_self">
                 <!-- seller -->
-                <input type='hidden' name='PSPID' t-att-value='tx_values["PSPID"]'/>
-                <input type='hidden' name='ORDERID' t-att-value='tx_values["ORDERID"]'/>
+                <input type='hidden' name='PSPID' t-att-value='PSPID'/>
+                <input type='hidden' name='ORDERID' t-att-value='ORDERID'/>
                 <!-- cart -->
-                <input type='hidden' name='AMOUNT' t-att-value='tx_values["AMOUNT"] or "0.0"'/>
-                <input type='hidden' name='CURRENCY' t-att-value='tx_values["CURRENCY"]'/>
+                <input type='hidden' name='AMOUNT' t-att-value='AMOUNT or "0.0"'/>
+                <input type='hidden' name='CURRENCY' t-att-value='CURRENCY'/>
                 <!-- buyer -->
-                <input type='hidden' name='LANGUAGE' t-att-value='tx_values["LANGUAGE"]'/>
-                <input type='hidden' name='CN' t-att-value='tx_values["CN"]'/>
-                <input type='hidden' name='EMAIL' t-att-value='tx_values["EMAIL"]'/>
-                <input type='hidden' name='OWNERZIP' t-att-value='tx_values["OWNERZIP"]'/>
-                <input type='hidden' name='OWNERADDRESS' t-att-value='tx_values["OWNERADDRESS"]'/>
-                <input type='hidden' name='OWNERCTY' t-att-value='tx_values["OWNERCTY"]'/>
-                <input type='hidden' name='OWNERTOWN' t-att-value='tx_values["OWNERTOWN"]'/>
-                <input type='hidden' name='OWNERTELNO' t-att-value='tx_values["OWNERTELNO"]'/>
+                <input type='hidden' name='LANGUAGE' t-att-value='LANGUAGE'/>
+                <input type='hidden' name='CN' t-att-value='CN'/>
+                <input type='hidden' name='EMAIL' t-att-value='EMAIL'/>
+                <input type='hidden' name='OWNERZIP' t-att-value='OWNERZIP'/>
+                <input type='hidden' name='OWNERADDRESS' t-att-value='OWNERADDRESS'/>
+                <input type='hidden' name='OWNERCTY' t-att-value='OWNERCTY'/>
+                <input type='hidden' name='OWNERTOWN' t-att-value='OWNERTOWN'/>
+                <input type='hidden' name='OWNERTELNO' t-att-value='OWNERTELNO'/>
                 <t t-if="type == 'form_save'">
-                    <input type='hidden' name='ALIAS' t-att-value='tx_values["ALIAS"]'/>
-                    <input type='hidden' name='ALIASUSAGE' t-att-value='tx_values["ALIASUSAGE"]'/>
+                    <input type='hidden' name='ALIAS' t-att-value='ALIAS'/>
+                    <input type='hidden' name='ALIASUSAGE' t-att-value='ALIASUSAGE'/>
                 </t>
                 <!-- before payment verification -->
-                <input type='hidden' name='SHASIGN' t-att-value='tx_values["SHASIGN"]'/>
+                <input type='hidden' name='SHASIGN' t-att-value='SHASIGN'/>
                 <!-- look and print -->
                 <!-- <input type='hidden' name='TITLE' t-att-value='tx_dict["currency_name"]'/>
                 <input type='hidden' name='BGCOLOR' t-att-value='tx_dict["currency_name"]'/>
@@ -36,14 +36,14 @@
                 <input type='hidden' name='LOGO' t-att-value='tx_dict["currency_name"]'/>
                 <input type='hidden' name='FONTTYPE' t-att-value='tx_dict["currency_name"]'/> -->
                 <!-- after payment parameters -->
-                <t t-if='tx_values.get("PARAMPLUS")'>
-                    <input type='hidden' name="PARAMPLUS" t-att-value='tx_values["PARAMPLUS"]'/>
+                <t t-if='PARAMPLUS'>
+                    <input type='hidden' name="PARAMPLUS" t-att-value='PARAMPLUS'/>
                 </t>
                 <!-- redirection -->
-                <input type='hidden' name='ACCEPTURL' t-att-value='tx_values["ACCEPTURL"]'/>
-                <input type='hidden' name='DECLINEURL' t-att-value='tx_values["DECLINEURL"]'/>
-                <input type='hidden' name='EXCEPTIONURL' t-att-value='tx_values["EXCEPTIONURL"]'/>
-                <input type='hidden' name='CANCELURL' t-att-value='tx_values["CANCELURL"]'/>
+                <input type='hidden' name='ACCEPTURL' t-att-value='ACCEPTURL'/>
+                <input type='hidden' name='DECLINEURL' t-att-value='DECLINEURL'/>
+                <input type='hidden' name='EXCEPTIONURL' t-att-value='EXCEPTIONURL'/>
+                <input type='hidden' name='CANCELURL' t-att-value='CANCELURL'/>
                 <!-- submit -->
                 <button type="submit" width="100px"
                     t-att-class="submit_class">
diff --git a/addons/payment_paypal/models/paypal.py b/addons/payment_paypal/models/paypal.py
index 1fca9134d11..e8e028c19b9 100644
--- a/addons/payment_paypal/models/paypal.py
+++ b/addons/payment_paypal/models/paypal.py
@@ -106,35 +106,33 @@ class AcquirerPaypal(osv.Model):
         fees = (percentage / 100.0 * amount + fixed ) / (1 - percentage / 100.0)
         return fees
 
-    def paypal_form_generate_values(self, cr, uid, id, partner_values, tx_values, context=None):
+    def paypal_form_generate_values(self, cr, uid, id, values, context=None):
         base_url = self.pool['ir.config_parameter'].get_param(cr, SUPERUSER_ID, 'web.base.url')
         acquirer = self.browse(cr, uid, id, context=context)
 
-        paypal_tx_values = dict(tx_values)
+        paypal_tx_values = dict(values)
         paypal_tx_values.update({
             'cmd': '_xclick',
             'business': acquirer.paypal_email_account,
-            'item_name': '%s: %s' % (acquirer.company_id.name, tx_values['reference']),
-            'item_number': tx_values['reference'],
-            'amount': tx_values['amount'],
-            'currency_code': tx_values['currency'] and tx_values['currency'].name or '',
-            'address1': partner_values['address'],
-            'city': partner_values['city'],
-            'country': partner_values['country'] and partner_values['country'].name or '',
-            'state': partner_values['state'] and partner_values['state'].name or '',
-            'email': partner_values['email'],
-            'zip': partner_values['zip'],
-            'first_name': partner_values['first_name'],
-            'last_name': partner_values['last_name'],
-            'return': '%s' % urlparse.urljoin(base_url, PaypalController._return_url),
+            'item_name': '%s: %s' % (acquirer.company_id.name, values['reference']),
+            'item_number': values['reference'],
+            'amount': values['amount'],
+            'currency_code': values['currency'] and values['currency'].name or '',
+            'address1': values.get('partner_address'),
+            'city': values.get('partner_city'),
+            'country': values.get('partner_country') and values.get('partner_country').name or '',
+            'state': values.get('partner_state') and values.get('partner_state').name or '',
+            'email': values.get('partner_email'),
+            'zip_code': values.get('partner_zip'),
+            'first_name': values.get('partner_first_name'),
+            'last_name': values.get('partner_last_name'),
+            'paypal_return': '%s' % urlparse.urljoin(base_url, PaypalController._return_url),
             'notify_url': '%s' % urlparse.urljoin(base_url, PaypalController._notify_url),
             'cancel_return': '%s' % urlparse.urljoin(base_url, PaypalController._cancel_url),
+            'handling': '%.2f' % paypal_tx_values.pop('fees', 0.0) if acquirer.fees_active else False,
+            'custom': json.dumps({'return_url': '%s' % paypal_tx_values.pop('return_url')}) if paypal_tx_values.get('return_url') else False,
         })
-        if acquirer.fees_active:
-            paypal_tx_values['handling'] = '%.2f' % paypal_tx_values.pop('fees', 0.0)
-        if paypal_tx_values.get('return_url'):
-            paypal_tx_values['custom'] = json.dumps({'return_url': '%s' % paypal_tx_values.pop('return_url')})
-        return partner_values, paypal_tx_values
+        return paypal_tx_values
 
     def paypal_get_form_action_url(self, cr, uid, id, context=None):
         acquirer = self.browse(cr, uid, id, context=context)
@@ -224,8 +222,8 @@ class TxPaypal(osv.Model):
         if 'handling_amount' in data and float_compare(float(data.get('handling_amount')), tx.fees, 2) != 0:
             invalid_parameters.append(('handling_amount', data.get('handling_amount'), tx.fees))
         # check buyer
-        if tx.partner_reference and data.get('payer_id') != tx.partner_reference:
-            invalid_parameters.append(('payer_id', data.get('payer_id'), tx.partner_reference))
+        if tx.payment_method_id and data.get('payer_id') != tx.payment_method_id.acquirer_ref:
+            invalid_parameters.append(('payer_id', data.get('payer_id'), tx.payment_method_id.acquirer_ref))
         # check seller
         if data.get('receiver_email') != tx.acquirer_id.paypal_email_account:
             invalid_parameters.append(('receiver_email', data.get('receiver_email'), tx.acquirer_id.paypal_email_account))
@@ -236,24 +234,23 @@ class TxPaypal(osv.Model):
 
     def _paypal_form_validate(self, cr, uid, tx, data, context=None):
         status = data.get('payment_status')
-        data = {
+        res = {
             'acquirer_reference': data.get('txn_id'),
             'paypal_txn_type': data.get('payment_type'),
-            'partner_reference': data.get('payer_id')
         }
         if status in ['Completed', 'Processed']:
             _logger.info('Validated Paypal payment for tx %s: set as done' % (tx.reference))
-            data.update(state='done', date_validate=data.get('payment_date', fields.datetime.now()))
-            return tx.write(data)
+            res.update(state='done', date_validate=data.get('payment_date', fields.datetime.now()))
+            return tx.write(res)
         elif status in ['Pending', 'Expired']:
             _logger.info('Received notification for Paypal payment %s: set as pending' % (tx.reference))
-            data.update(state='pending', state_message=data.get('pending_reason', ''))
-            return tx.write(data)
+            res.update(state='pending', state_message=data.get('pending_reason', ''))
+            return tx.write(res)
         else:
             error = 'Received unrecognized status for Paypal payment %s: %s, set as error' % (tx.reference, status)
             _logger.info(error)
-            data.update(state='error', state_message=error)
-            return tx.write(data)
+            res.update(state='error', state_message=error)
+            return tx.write(res)
 
     # --------------------------------------------------
     # SERVER2SERVER RELATED METHODS
diff --git a/addons/payment_paypal/tests/__init__.py b/addons/payment_paypal/tests/__init__.py
index 40a96afc6ff..5feb98a09c6 100644
--- a/addons/payment_paypal/tests/__init__.py
+++ b/addons/payment_paypal/tests/__init__.py
@@ -1 +1,2 @@
 # -*- coding: utf-8 -*-
+import test_paypal
\ No newline at end of file
diff --git a/addons/payment_paypal/tests/test_paypal.py b/addons/payment_paypal/tests/test_paypal.py
index 8428222442e..b0eaa84b7f8 100644
--- a/addons/payment_paypal/tests/test_paypal.py
+++ b/addons/payment_paypal/tests/test_paypal.py
@@ -33,45 +33,12 @@ class PaypalCommon(PaymentAcquirerCommon):
         self.switch_polo = (('6331101999990016', '123'))
 
 
-class PaypalServer2Server(PaypalCommon):
-
-    def test_00_tx_management(self):
-        cr, uid, context = self.cr, self.uid, {}
-        # be sure not to do stupid things
-        paypal = self.payment_acquirer.browse(self.cr, self.uid, self.paypal_id, None)
-        self.assertEqual(paypal.environment, 'test', 'test without test environment')
-
-        res = self.payment_acquirer._paypal_s2s_get_access_token(cr, uid, [self.paypal_id], context=context)
-        self.assertTrue(res[self.paypal_id] is not False, 'paypal: did not generate access token')
-
-        tx_id = self.payment_transaction.s2s_create(
-            cr, uid, {
-                'amount': 0.01,
-                'acquirer_id': self.paypal_id,
-                'currency_id': self.currency_euro_id,
-                'reference': 'test_reference',
-                'partner_id': self.buyer_id,
-            }, {
-                'number': self.visa[0][0],
-                'cvc': self.visa[0][1],
-                'brand': 'visa',
-                'expiry_mm': 9,
-                'expiry_yy': 2015,
-            }, context=context
-        )
-
-        tx = self.payment_transaction.browse(cr, uid, tx_id, context=context)
-        self.assertTrue(tx.paypal_txn_id is not False, 'paypal: txn_id should have been set after s2s request')
-
-        self.payment_transaction.write(cr, uid, tx_id, {'paypal_txn_id': False}, context=context)
-
-
 class PaypalForm(PaypalCommon):
 
     def test_10_paypal_form_render(self):
         cr, uid, context = self.cr, self.uid, {}
         # be sure not to do stupid things
-        self.payment_acquirer.write(cr, uid, self.paypal_id, {'fees_active': False}, context)
+        self.payment_acquirer.write(cr, uid, self.paypal_id, {'paypal_email_account': 'tde+paypal-facilitator@openerp.com', 'fees_active': False}, context)
         paypal = self.payment_acquirer.browse(cr, uid, self.paypal_id, context)
         self.assertEqual(paypal.environment, 'test', 'test without test environment')
 
@@ -83,17 +50,16 @@ class PaypalForm(PaypalCommon):
         res = self.payment_acquirer.render(
             cr, uid, self.paypal_id,
             'test_ref0', 0.01, self.currency_euro_id,
-            partner_id=None,
-            partner_values=self.buyer_values,
+            values=self.buyer_values,
             context=context)
 
         form_values = {
             'cmd': '_xclick',
             'business': 'tde+paypal-facilitator@openerp.com',
-            'item_name': 'test_ref0',
+            'item_name': 'YourCompany: test_ref0',
             'item_number': 'test_ref0',
-            'first_name': 'Buyer',
-            'last_name': 'Norbert',
+            'first_name': 'Norbert',
+            'last_name': 'Buyer',
             'amount': '0.01',
             'currency_code': 'EUR',
             'address1': 'Huge Street 2/543',
@@ -136,9 +102,8 @@ class PaypalForm(PaypalCommon):
         # render the button
         res = self.payment_acquirer.render(
             cr, uid, self.paypal_id,
-            'test_ref0', 12.50, self.currency_euro,
-            partner_id=None,
-            partner_values=self.buyer_values,
+            'test_ref0', 12.50, self.currency_euro_id,
+            values=self.buyer_values,
             context=context)
 
         # check form result
@@ -163,7 +128,7 @@ class PaypalForm(PaypalCommon):
             'protection_eligibility': u'Ineligible',
             'last_name': u'Poilu',
             'txn_id': u'08D73520KX778924N',
-            'receiver_email': u'tde+paypal-facilitator@openerp.com',
+            'receiver_email': u'dummy',
             'payment_status': u'Pending',
             'payment_gross': u'',
             'tax': u'0.00',
@@ -183,9 +148,9 @@ class PaypalForm(PaypalCommon):
             'address_name': u'Norbert Poilu',
             'pending_reason': u'multi_currency',
             'item_number': u'test_ref_2',
-            'receiver_id': u'DEG7Z7MYGT6QA',
+            'receiver_id': u'dummy',
             'transaction_subject': u'',
-            'business': u'tde+paypal-facilitator@openerp.com',
+            'business': u'dummy',
             'test_ipn': u'1',
             'payer_id': u'VTDKRZQSAHYPS',
             'verify_sign': u'An5ns1Kso7MWUdW4ErQKJJJ4qi4-AVoiUf-3478q3vrSmqh08IouiYpM',
diff --git a/addons/payment_paypal/views/paypal.xml b/addons/payment_paypal/views/paypal.xml
index 7a9731c4dfe..6491f0e8ed5 100644
--- a/addons/payment_paypal/views/paypal.xml
+++ b/addons/payment_paypal/views/paypal.xml
@@ -4,32 +4,32 @@
 
         <template id="paypal_acquirer_button">
             <form t-if="acquirer.paypal_email_account" t-att-action="tx_url" method="post" target="_self">
-                <input type="hidden" name="cmd" t-att-value="tx_values['cmd']"/>
-                <input type="hidden" name="business" t-att-value="tx_values['business']"/>
-                <input type="hidden" name="item_name" t-att-value="tx_values['item_name']"/>
-                <input type="hidden" name="item_number" t-att-value="tx_values['item_number']"/>
-                <input type="hidden" name="amount" t-att-value="tx_values['amount'] or '0.0'"/>
-                <input t-if="'handling' in tx_values" type="hidden" name="handling"
-                    t-att-value="tx_values.get('handling')"/>
-                <input type="hidden" name="currency_code" t-att-value="tx_values['currency_code']"/>
+                <input type="hidden" name="cmd" t-att-value="cmd"/>
+                <input type="hidden" name="business" t-att-value="business"/>
+                <input type="hidden" name="item_name" t-att-value="item_name"/>
+                <input type="hidden" name="item_number" t-att-value="item_number"/>
+                <input type="hidden" name="amount" t-att-value="amount"/>
+                <input t-if="handling" type="hidden" name="handling"
+                    t-att-value="handling"/>
+                <input type="hidden" name="currency_code" t-att-value="currency_code"/>
                 <!-- partner / address data -->
-                <input type="hidden" name="address1" t-att-value="tx_values['address1']"/>
-                <input type="hidden" name="city" t-att-value="tx_values['city']"/>
-                <input type="hidden" name="country" t-att-value="tx_values['country']"/>
-                <input type="hidden" name="email" t-att-value="tx_values['email']"/>
-                <input type="hidden" name="first_name" t-att-value="tx_values['first_name']"/>
-                <input type="hidden" name="last_name" t-att-value="tx_values['last_name']"/>
-                <input type="hidden" name="zip" t-att-value="tx_values['zip']"/>
+                <input type="hidden" name="address1" t-att-value="address1"/>
+                <input type="hidden" name="city" t-att-value="city"/>
+                <input type="hidden" name="country" t-att-value="country"/>
+                <input type="hidden" name="email" t-att-value="email"/>
+                <input type="hidden" name="first_name" t-att-value="first_name"/>
+                <input type="hidden" name="last_name" t-att-value="last_name"/>
+                <input type="hidden" name="zip" t-att-value="zip_code"/>
                 <!-- after payment parameters -->
-                <input t-if='tx_values.get("custom")' type='hidden' name="custom"
-                    t-att-value='tx_values.get("custom")'/>
+                <input t-if='custom' type='hidden' name="custom"
+                    t-att-value='custom'/>
                 <!-- URLs -->
-                <input t-if="tx_values.get('return')" type='hidden' name='return'
-                    t-att-value="tx_values.get('return')"/>
+                <input t-if="paypal_return" type='hidden' name='return'
+                    t-att-value="paypal_return"/>
                 <input t-if="acquirer.paypal_use_ipn" type='hidden' name='notify_url'
-                    t-att-value="tx_values.get('notify_url')"/>
-                <input t-if="tx_values.get('cancel_return')" type="hidden" name="cancel_return"
-                    t-att-value="tx_values.get('cancel_return')"/>
+                    t-att-value="notify_url"/>
+                <input t-if="cancel_return" type="hidden" name="cancel_return"
+                    t-att-value="cancel_return"/>
                 <!-- submit -->
                 <button type="submit" width="100px"
                     t-att-class="submit_class">
diff --git a/addons/payment_sips/models/sips.py b/addons/payment_sips/models/sips.py
index 980873178a9..0b76ff5ddf6 100644
--- a/addons/payment_sips/models/sips.py
+++ b/addons/payment_sips/models/sips.py
@@ -78,14 +78,14 @@ class AcquirerSips(models.Model):
         return shasign.hexdigest()
 
     @api.multi
-    def sips_form_generate_values(self, partner_values, tx_values):
+    def sips_form_generate_values(self, values):
         self.ensure_one()
         base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
-        currency = self.env['res.currency'].sudo().browse(tx_values['currency_id'])
+        currency = self.env['res.currency'].sudo().browse(values['currency_id'])
         currency_code = CURRENCY_CODES.get(currency.name, False)
         if not currency_code:
             raise ValidationError(_('Currency not supported by Wordline'))
-        amount = int(tx_values.get('amount') * 100)
+        amount = int(values['amount'] * 100)
         if self.environment == 'prod':
             # For production environment, key version 2 is required
             merchant_id = getattr(self, 'sips_merchant_id')
@@ -95,15 +95,15 @@ class AcquirerSips(models.Model):
             merchant_id = '002001000000001'
             key_version = '1'
 
-        sips_tx_values = dict(tx_values)
+        sips_tx_values = dict(values)
         sips_tx_values.update({
             'Data': u'amount=%s|' % amount +
                     u'currencyCode=%s|' % currency_code +
                     u'merchantId=%s|' % merchant_id +
                     u'normalReturnUrl=%s|' % urlparse.urljoin(base_url, SipsController._return_url) +
                     u'automaticResponseUrl=%s|' % urlparse.urljoin(base_url, SipsController._return_url) +
-                    u'transactionReference=%s|' % tx_values['reference'] +
-                    u'statementReference=%s|' % tx_values['reference'] +
+                    u'transactionReference=%s|' % values['reference'] +
+                    u'statementReference=%s|' % values['reference'] +
                     u'keyVersion=%s' % key_version,
             'InterfaceVersion': 'HP_2.3',
         })
@@ -116,7 +116,7 @@ class AcquirerSips(models.Model):
 
         shasign = self._sips_generate_shasign(sips_tx_values)
         sips_tx_values['Seal'] = shasign
-        return partner_values, sips_tx_values
+        return sips_tx_values
 
     @api.multi
     def sips_get_form_action_url(self):
diff --git a/addons/payment_sips/views/sips.xml b/addons/payment_sips/views/sips.xml
index 02553d2c754..2aeda71c3aa 100644
--- a/addons/payment_sips/views/sips.xml
+++ b/addons/payment_sips/views/sips.xml
@@ -4,9 +4,9 @@
 
         <template id="sips_acquirer_button">
             <form t-att-action="tx_url" method="post" target="_self">
-                <input type="hidden" name="Data" t-att-value="tx_values['Data']"/>
-                <input type="hidden" name="InterfaceVersion" t-att-value="tx_values['InterfaceVersion']"/>
-                <input type="hidden" name="Seal" t-att-value="tx_values['Seal']"/>
+                <input type="hidden" name="Data" t-att-value="Data"/>
+                <input type="hidden" name="InterfaceVersion" t-att-value="InterfaceVersion"/>
+                <input type="hidden" name="Seal" t-att-value="Seal"/>
                 <!-- submit -->
                 <button type="submit" width="100px"
                     t-att-class="submit_class">
diff --git a/addons/payment_transfer/views/transfer.xml b/addons/payment_transfer/views/transfer.xml
index e972677a4a1..1a36f925758 100644
--- a/addons/payment_transfer/views/transfer.xml
+++ b/addons/payment_transfer/views/transfer.xml
@@ -4,11 +4,11 @@
 
         <template id="transfer_acquirer_button">
             <form t-if="acquirer" t-att-action="tx_url" method="post" target="_self">
-                <t t-if="tx_values.get('return_url')">
-                    <input type='hidden' name='return_url' t-att-value='tx_values["return_url"]'/>
+                <t t-if="return_url">
+                    <input type='hidden' name='return_url' t-att-value='return_url'/>
                 </t>
                 <input type='hidden' name='reference' t-att-value='reference'/>
-                <input type='hidden' name='amount' t-att-value='amount or "0.0"'/>
+                <input type='hidden' name='amount' t-att-value='amount'/>
                 <input type='hidden' name='currency' t-att-value='currency.name'/>
                 <!-- submit -->
                 <button type="submit" width="100px"
diff --git a/addons/website_quote/controllers/main.py b/addons/website_quote/controllers/main.py
index 84c69e5f1f5..173045a9484 100644
--- a/addons/website_quote/controllers/main.py
+++ b/addons/website_quote/controllers/main.py
@@ -68,11 +68,11 @@ class sale_quote(http.Controller):
                     order.name,
                     order.amount_total,
                     order.pricelist_id.currency_id.id,
-                    partner_id=order.partner_id.id,
-                    tx_values={
+                    values={
                         'return_url': '/quote/%s/%s' % (order_id, token) if token else '/quote/%s' % order_id,
                         'type': 'form',
-                        'alias_usage': _('If we store your payment information on our server, subscription payments will be made automatically.')
+                        'alias_usage': _('If we store your payment information on our server, subscription payments will be made automatically.'),
+                        'partner_id': order.partner_id.id,
                     },
                     context=render_ctx)
         return request.website.render('website_quote.so_quotation', values)
diff --git a/addons/website_sale/controllers/main.py b/addons/website_sale/controllers/main.py
index a47c5cba7c9..38559086c4c 100644
--- a/addons/website_sale/controllers/main.py
+++ b/addons/website_sale/controllers/main.py
@@ -741,9 +741,9 @@ class website_sale(http.Controller):
                     order.name,
                     order.amount_total,
                     order.pricelist_id.currency_id.id,
-                    partner_id=shipping_partner_id,
-                    tx_values={
+                    values={
                         'return_url': '/shop/payment/validate',
+                        'partner_id': shipping_partner_id
                     },
                     context=render_ctx)