1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2009 Sharoon Thomas
6 # Copyright (C) 2010-Today OpenERP SA (<http://www.openerp.com>)
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.
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.
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/>
21 ##############################################################################
28 from osv import fields
30 from tools.translate import _
33 from mako.template import Template as MakoTemplate
35 logging.getLogger('init').warning("email_template: mako templates not available, templating features will not work!")
37 class email_template(osv.osv):
38 "Templates for sending email"
39 _inherit = 'mail.message'
40 _name = "email.template"
41 _description = 'Email Templates'
42 _rec_name = 'name' # override mail.message's behavior
44 def render_template(self, cr, uid, template, model, res_id, context=None):
45 """Render the given template text, replace mako expressions ``${expr}``
46 with the result of evaluating these expressions with
47 an evaluation context containing:
49 * ``user``: browse_record of the current user
50 * ``object``: browse_record of the document record this mail is
52 * ``context``: the context passed to the mail composition wizard
54 :param str template: the template text to render
55 :param str model: model name of the document record this mail is related to.
56 :param int res_id: id of the document record this mail is related to.
58 if not template: return u""
60 template = tools.ustr(template)
63 record = self.pool.get(model).browse(cr, uid, res_id, context=context)
64 user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
65 result = MakoTemplate(template).render_unicode(object=record,
67 # context kw would clash with mako internals
69 format_exceptions=True)
70 if result == u'False':
74 logging.exception("failed to render mako template value %r", template)
77 def get_email_template(self, cr, uid, template_id=False, record_id=None, context=None):
82 template = self.browse(cr, uid, template_id, context)
83 lang = self.render_template(cr, uid, template.lang, template.model, record_id, context)
85 # Use translated template if necessary
88 template = self.browse(cr, uid, template.id, ctx)
90 template = self.browse(cr, uid, int(template_id), context)
93 def onchange_model_id(self, cr, uid, ids, model_id, context=None):
96 mod_name = self.pool.get('ir.model').browse(cr, uid, model_id, context).model
97 return {'value':{'model': mod_name}}
100 'name': fields.char('Name', size=250),
101 'model_id': fields.many2one('ir.model', 'Related document model'),
102 'lang': fields.char('Language Selection', size=250,
103 help="Optional translation language (ISO code) to select when sending out an email. "
104 "If not set, the english version will be used. "
105 "This should usually be a placeholder expression "
106 "that provides the appropriate language code, e.g. "
107 "${object.partner_id.lang.code}."),
108 'user_signature': fields.boolean('Add Signature',
109 help="If checked, the user's signature will be appended to the text version "
111 'report_name': fields.char('Report Filename', size=200, translate=True,
112 help="Name to use for the generated report file (may contain placeholders)\n"
113 "The extension can be omitted and will then come from the report type."),
114 'report_template':fields.many2one('ir.actions.report.xml', 'Optional report to print and attach'),
115 'ref_ir_act_window':fields.many2one('ir.actions.act_window', 'Sidebar action', readonly=True,
116 help="Sidebar action to make this template available on records "
117 "of the related document model"),
118 'ref_ir_value':fields.many2one('ir.values', 'Sidebar button', readonly=True,
119 help="Sidebar button to open the sidebar action"),
120 'track_campaign_item': fields.boolean('Resource Tracking',
121 help="Enable this is you wish to include a special tracking marker "
122 "in outgoing emails so you can identify replies and link "
123 "them back to the corresponding resource record. "
124 "This is useful for CRM leads for example"),
126 # Overridden mail.message.common fields for technical reasons:
127 'model': fields.related('model_id','model', type='char', string='Related Document model',
128 size=128, select=True, store=True, readonly=True),
129 # we need a separate m2m table to avoid ID collisions with the original mail.message entries
130 'attachment_ids': fields.many2many('ir.attachment', 'email_template_attachment_rel', 'email_template_id',
131 'attachment_id', 'Files to attach',
132 help="You may attach files to this template, to be added to all "
133 "emails created from this template"),
135 # Overridden mail.message.common fields to make tooltips more appropriate:
136 'subject':fields.char('Subject', size=512, translate=True, help="Subject (placeholders may be used here)",),
137 'email_from': fields.char('From', size=128, help="Sender address (placeholders may be used here)"),
138 'email_to': fields.char('To', size=256, help="Comma-separated recipient addresses (placeholders may be used here)"),
139 'email_cc': fields.char('Cc', size=256, help="Carbon copy recipients (placeholders may be used here)"),
140 'email_bcc': fields.char('Bcc', size=256, help="Blind carbon copy recipients (placeholders may be used here)"),
141 'reply_to': fields.char('Reply-To', size=250, help="Preferred response address (placeholders may be used here)"),
142 'mail_server_id': fields.many2one('ir.mail_server', 'Outgoing Mail Server', readonly=False,
143 help="Optional preferred server for outgoing mails. If not set, the highest "
144 "priority one will be used."),
145 'body_text': fields.text('Text contents', translate=True, help="Plaintext version of the message (placeholders may be used here)"),
146 'body_html': fields.text('Rich-text contents', help="Rich-text/HTML version of the message (placeholders may be used here)"),
147 'message_id': fields.char('Message-Id', size=256, help="Message-ID SMTP header to use in outgoing messages based on this template. "
148 "Please note that this overrides the 'Resource Tracking' option, "
149 "so if you simply need to track replies to outgoing emails, enable "
150 "that option instead.\n"
151 "Placeholders must be used here, as this value always needs to be unique!"),
153 # Fake fields used to implement the placeholder assistant
154 'model_object_field': fields.many2one('ir.model.fields', string="Field",
155 help="Select target field from the related document model.\n"
156 "If it is a relationship field you will be able to select "
157 "a target field at the destination of the relationship."),
158 'sub_object': fields.many2one('ir.model', 'Sub-model', readonly=True,
159 help="When a relationship field is selected as first field, "
160 "this field shows the document model the relationship goes to."),
161 'sub_model_object_field': fields.many2one('ir.model.fields', 'Sub-field',
162 help="When a relationship field is selected as first field, "
163 "this field lets you select the target field within the "
164 "destination document model (sub-model)."),
165 'null_value': fields.char('Null value', help="Optional value to use if the target field is empty", size=128),
166 'copyvalue': fields.char('Expression', size=256, help="Final placeholder expression, to be copy-pasted in the desired template field."),
170 'track_campaign_item': True
173 def create_action(self, cr, uid, ids, context=None):
175 action_obj = self.pool.get('ir.actions.act_window')
176 data_obj = self.pool.get('ir.model.data')
177 for template in self.browse(cr, uid, ids, context=context):
178 src_obj = template.model_id.model
179 model_data_id = data_obj._get_id(cr, uid, 'mail', 'email_compose_message_wizard_form')
180 res_id = data_obj.browse(cr, uid, model_data_id, context=context).res_id
181 vals['ref_ir_act_window'] = action_obj.create(cr, uid, {
182 'name': template.name,
183 'type': 'ir.actions.act_window',
184 'res_model': 'mail.compose.message',
185 'src_model': src_obj,
187 'context': "{'mail.compose.message.mode':'mass_mail'}",
188 'view_mode':'form,tree',
193 vals['ref_ir_value'] = self.pool.get('ir.values').create(cr, uid, {
194 'name': _('Send Mail (%s)') % template.name,
196 'key2': 'client_action_multi',
197 'value': "ir.actions.act_window," + str(vals['ref_ir_act_window']),
200 self.write(cr, uid, ids, {
201 'ref_ir_act_window': vals.get('ref_ir_act_window',False),
202 'ref_ir_value': vals.get('ref_ir_value',False),
206 def unlink_action(self, cr, uid, ids, context=None):
207 for template in self.browse(cr, uid, ids, context=context):
209 if template.ref_ir_act_window:
210 self.pool.get('ir.actions.act_window').unlink(cr, uid, template.ref_ir_act_window.id, context)
211 if template.ref_ir_value:
212 ir_values_obj = self.pool.get('ir.values')
213 ir_values_obj.unlink(cr, uid, template.ref_ir_value.id, context)
215 raise osv.except_osv(_("Warning"), _("Deletion of Record failed"))
218 def unlink(self, cr, uid, ids, context=None):
219 self.unlink_action(cr, uid, ids, context=context)
220 return super(email_template, self).unlink(cr, uid, ids, context=context)
222 def copy(self, cr, uid, id, default=None, context=None):
223 template = self.browse(cr, uid, id, context=context)
226 default = default.copy()
227 default['name'] = template.name + _('(copy)')
228 return super(email_template, self).copy(cr, uid, id, default, context)
230 def build_expression(self, field_name, sub_field_name, null_value):
231 """Returns a placeholder expression for use in a template field,
232 based on the values provided in the placeholder assistant.
234 :param field_name: main field name
235 :param sub_field_name: sub field name (M2O)
236 :param null_value: default value if the target value is empty
237 :return: final placeholder expression
241 expression = "${object." + field_name
243 expression += "." + sub_field_name
245 expression += " or '''%s'''" % null_value
249 def onchange_sub_model_object_value_field(self, cr, uid, ids, model_object_field, sub_model_object_field=False, null_value=None, context=None):
253 'sub_model_object_field': False,
256 if model_object_field:
257 fields_obj = self.pool.get('ir.model.fields')
258 field_value = fields_obj.browse(cr, uid, model_object_field, context)
259 if field_value.ttype in ['many2one', 'one2many', 'many2many']:
260 res_ids = self.pool.get('ir.model').search(cr, uid, [('model', '=', field_value.relation)], context=context)
261 sub_field_value = False
262 if sub_model_object_field:
263 sub_field_value = fields_obj.browse(cr, uid, sub_model_object_field, context)
266 'sub_object': res_ids[0],
267 'copyvalue': self.build_expression(field_value.name, sub_field_value and sub_field_value.name or False, null_value or False),
268 'sub_model_object_field': sub_model_object_field or False,
269 'null_value': null_value or False
273 'copyvalue': self.build_expression(field_value.name, False, null_value or False),
274 'null_value': null_value or False
276 return {'value':result}
279 def generate_email(self, cr, uid, template_id, res_id, context=None):
280 """Generates an email from the template for given (model, res_id) pair.
282 :param template_id: id of the template to render.
283 :param res_id: id of the record to use for rendering the template (model
284 is taken from template definition)
285 :returns: a dict containing all relevant fields for creating a new
286 mail.message entry, with the addition one additional
287 special key ``attachments`` containing a list of
300 'auto_delete': False,
303 'mail_server_id': False,
304 'attachments': False,
305 'attachment_ids': False,
312 report_xml_pool = self.pool.get('ir.actions.report.xml')
313 template = self.get_email_template(cr, uid, template_id, res_id, context)
315 for field in ['subject', 'body_text', 'body_html', 'email_from',
316 'email_to', 'email_cc', 'email_bcc', 'reply_to',
318 values[field] = self.render_template(cr, uid, getattr(template, field),
319 template.model, res_id, context=context) \
322 if template.user_signature:
323 signature = self.pool.get('res.users').browse(cr, uid, uid, context).signature
324 values['body_text'] += '\n\n' + signature
326 values.update(mail_server_id = template.mail_server_id.id or False,
327 auto_delete = template.auto_delete,
328 model=template.model,
329 res_id=res_id or False)
332 # Add report as a Document
333 if template.report_template:
334 report_name = template.report_name
335 report_service = 'report.' + report_xml_pool.browse(cr, uid, template.report_template.id, context).report_name
336 # Ensure report is rendered using template's language
339 ctx['lang'] = self.render_template(cr, uid, template.lang, template.model, res_id, context)
340 service = netsvc.LocalService(report_service)
341 (result, format) = service.create(cr, uid, [res_id], {'model': template.model}, ctx)
342 result = base64.b64encode(result)
344 report_name = report_service
346 if not report_name.endswith(ext):
348 attachments[report_name] = result
350 # Add document attachments
351 for attach in template.attachment_ids:
352 # keep the bytes as fetched from the db, base64 encoded
353 attachments[attach.datas_fname] = attach.datas
355 values['attachments'] = attachments
358 def send_mail(self, cr, uid, template_id, res_id, context=None):
359 """Generates a new mail message for the given template and record,
360 and schedule it for delivery through the ``mail`` module's scheduler.
362 :param int template_id: id of the template to render
363 :param int record_id: id of the record to render the template with
364 (model is taken from the template)
366 mail_message = self.pool.get('mail.message')
367 ir_attachment = self.pool.get('ir.attachment')
368 template = self.browse(cr, uid, template_id, context)
369 values = self.generate_email(cr, uid, template_id, res_id, context=context)
370 attachments = values.pop('attachments')
371 message_id = mail_message.create(values)
374 for fname, fcontent in values['attachments'].iteritems():
377 'datas_fname': fname,
379 'res_model': mail_message._name,
380 'res_id': message_id,
382 if context.has_key('default_type'):
383 del context['default_type']
384 attachment_ids.append(ir_attachment.create(cr, uid, attachment_data, context))
386 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: