1 """Mass mailing form views

     2 

     3 :organization: Logilab

     4 :copyright: 2007-2008 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

     5 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr

     6 """

     7 

     8 import operator

     9 

    10 from logilab.mtconverter import html_escape

    11 

    12 from cubicweb.interfaces import IEmailable

    13 from cubicweb.common.view import EntityView

    14 from cubicweb.common.selectors import interface_selector, in_group_selector

    15 from cubicweb.web.action import EntityAction

    16 from cubicweb.web import stdmsgs

    17 

    18 

    19 class SendEmailAction(EntityAction):

    20     category = 'mainactions'

    21     __selectors__ = (interface_selector, in_group_selector)

    22     accepts_interfaces = (IEmailable,) # XXX should check email is set as well

    23     require_groups = ('managers', 'users')

    24 

    25     id = 'sendemail'

    26     title = _('send email')

    27 

    28     def url(self):

    29         params = {'vid': 'massmailing', '__force_display': 1}

    30         if self.req.form.has_key('rql'):

    31             params['rql'] = self.req.form['rql']

    32         return self.build_url(self.req.relative_path(includeparams=False),

    33                               **params)

    34 

    35 

    36 class MassMailingForm(EntityView):

    37     id = 'massmailing'

    38     __selectors__ = (interface_selector, in_group_selector)

    39     accepts_interfaces = (IEmailable,)

    40     require_groups = ('managers', 'users')

    41     

    42 

    43     form_template = u"""

    44 <div id="compose">

    45 <form id="sendemail" action="sendmail" method="post">

    46 <table class="headersform">

    47 <tr>

    48   <td class="hlabel">%(from_header)s</td>

    49   <td class="hvalue">%(from)s</td>

    50 </tr>

    51 <tr>

    52   <td class="hlabel">%(recipients_header)s</td>

    53   <td class="hvalue">%(recipients)s</td>

    54 </tr>

    55 <tr>

    56   <td class="hlabel">%(subject)s</td>

    57   <td class="hvalue"><input id="mailsubj" name="mailsubject" value="" /></td>

    58 </tr>

    59 </table>

    60 <div id="toolbar">

    61 <ul>

    62 <li><a id="sendbutton" href="javascript: $('sendemail').submit()">

    63     <img src="%(sendimgpath)s" alt="%(send)s"/>%(send)s</a></li>

    64 <li><a id="cancelbutton" href="javascript: history.back()">

    65     <img src="%(cancelimgpath)s" alt="%(cancel)s"/>%(cancel)s</a></li>

    66  </ul>

    67 </div>

    68 <table>

    69 <tr>

    70   <td>

    71     <div>

    72       <div id="emailbody" class="widget" cubicweb:loadtype="auto" cubicweb:wdgtype="TemplateTextField"

    73            cubicweb:inputid="emailarea" cubicweb:inputname="mailbody" cubicweb:variables="%(variables)s"/>

    74     </div>

    75   </td>

    76   <td>%(substitutions)s</td>

    77 </tr>

    78 </table>

    79 </form>

    80 </div>

    81     """    

    82 

    83     def call(self):

    84         req = self.req

    85         req.add_js('cubicweb.widgets.js')

    86         req.add_css('cubicweb.mailform.css')

    87         from_addr = '%s <%s>' % (req.user.dc_title(), req.user.get_email())

    88         ctx = {

    89             'from_header' : req._('From: '),

    90             'from' : html_escape(from_addr),

    91             'substitutions' : self._build_substitutions_help(),

    92             'recipients_header' : req._('Recipients: '),

    93             'subject' : req._('Subject: '),

    94             'body' : req._('Email body: '),

    95             'variables' : ','.join(self._get_allowed_substitutions()),

    96             'recipients' : self._build_recipients_list(),

    97             'cancel' : req._(stdmsgs.BUTTON_CANCEL),

    98             'cancelimgpath' : req.external_resource('CANCEL_EMAIL_ICON'),

    99             'send' : req._('send email'),

   100             'sendimgpath' : req.external_resource('SEND_EMAIL_ICON'),

   101             }

   102         self.w(self.form_template % ctx)

   103 

   104 

   105     def _get_allowed_substitutions(self):

   106         coltypes = self.rset.column_types(0)

   107         attrs = []

   108         for coltype in coltypes:

   109             eclass = self.vreg.etype_class(coltype)

   110             attrs.append(eclass.allowed_massmail_keys())

   111         return sorted(reduce(operator.and_, attrs))

   112             

   113     def _build_recipients_list(self):

   114         emails = ((entity.eid, entity.get_email()) for entity in self.rset.entities())

   115         checkboxes = (u'<input name="recipient" type="checkbox" value="%s" checked="checked" />%s'

   116                       % (eid, html_escape(email)) for eid, email in emails if email)

   117         boxes = (u'<div class="recipient">%s</div>' % cbox for cbox in checkboxes)

   118         return u'<div id="recipients">%s</div>' % u'\n'.join(boxes)

   119             

   120 

   121     def _build_substitutions_help(self):

   122         insertLink = u'<a href="javascript: insertText(\'%%(%s)s\', \'emailarea\');">%%(%s)s</a>'

   123         substs = (u'<div class="substitution">%s</div>' % (insertLink % (subst, subst))

   124                   for subst in self._get_allowed_substitutions())

   125         helpmsg = self.req._('You can use any of the following substitutions in your text')

   126         return u'<div id="substitutions"><span>%s</span>%s</div>' % (

   127             helpmsg, u'\n'.join(substs))

   128 

   129