web/views/management.py
author sylvain.thenault@logilab.fr
Wed, 15 Apr 2009 17:30:03 +0200
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"""management and error screens
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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"""
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__docformat__ = "restructuredtext en"
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from logilab.mtconverter import html_escape
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from cubicweb.selectors import yes, none_rset, match_user_groups
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from cubicweb.view import AnyRsetView, StartupView, EntityView
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from cubicweb.common.uilib import html_traceback, rest_traceback
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from cubicweb.web import INTERNAL_FIELD_VALUE, eid_param, stdmsgs
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from cubicweb.web.widgets import StaticComboBoxWidget
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_ = unicode
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def begin_form(w, entity, redirectvid, redirectpath=None, msg=None):
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    w(u'<form method="post" action="%s">\n' % entity.req.build_url('edit'))
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    w(u'<fieldset>\n')
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    w(u'<input type="hidden" name="__redirectvid" value="%s"/>\n' % redirectvid)
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    w(u'<input type="hidden" name="__redirectpath" value="%s"/>\n' % (
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        html_escape(redirectpath or entity.rest_path())))
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    w(u'<input type="hidden" name="eid" value="%s"/>\n' % entity.eid)
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    w(u'<input type="hidden" name="%s" value="%s"/>\n' % (
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        eid_param('__type', entity.eid), entity.e_schema))
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    if msg:
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        w(u'<input type="hidden" name="__message" value="%s"/>\n'
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          % html_escape(msg))
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class SecurityManagementView(EntityView):
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    """display security information for a given entity"""
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    id = 'security'
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    title = _('security')
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    def cell_call(self, row, col):
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        self.req.add_js('cubicweb.edition.js')
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        self.req.add_css('cubicweb.acl.css')
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        entity = self.entity(row, col)
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        w = self.w
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        _ = self.req._
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        w(u'<h1><span class="etype">%s</span> <a href="%s">%s</a></h1>'
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          % (entity.dc_type().capitalize(),
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             html_escape(entity.absolute_url()),
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             html_escape(entity.dc_title())))
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        # first show permissions defined by the schema
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        self.w('<h2>%s</h2>' % _('schema\'s permissions definitions'))
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        self.schema_definition(entity)
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        self.w('<h2>%s</h2>' % _('manage security'))
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        # ownership information
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        if self.schema.rschema('owned_by').has_perm(self.req, 'add',
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                                                    fromeid=entity.eid):
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            self.owned_by_edit_form(entity)
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        else:
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            self.owned_by_information(entity)
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        # epermissions
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        if 'require_permission' in entity.e_schema.subject_relations():
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            w('<h3>%s</h3>' % _('permissions for this entity'))
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            reqpermschema = self.schema.rschema('require_permission')
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            self.require_permission_information(entity, reqpermschema)
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            if reqpermschema.has_perm(self.req, 'add', fromeid=entity.eid):
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                self.require_permission_edit_form(entity)
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    def schema_definition(self, entity):
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        w = self.w
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        _ = self.req._
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        w(u'<table class="schemaInfo">')
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        w(u'<tr><th>%s</th><th>%s</th><th>%s</th></tr>' % (
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            _("access type"), _('granted to groups'), _('rql expressions')))
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        for access_type in ('read', 'add', 'update', 'delete'):
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            w(u'<tr>')
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            w(u'<th>%s</th>' % self.req.__('%s_permission' % access_type))
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            groups = entity.e_schema.get_groups(access_type)
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            l = []
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            for group in groups:
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                l.append(u'<a href="%s">%s</a>' % (
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                    self.build_url('egroup/%s' % group), _(group)))
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            w(u'<td>%s</td>' % u', '.join(l))
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            rqlexprs = entity.e_schema.get_rqlexprs(access_type)
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            w(u'<td>%s</td>' % u'<br/>'.join(expr.expression for expr in rqlexprs))
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            w(u'</tr>\n')
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        w(u'</table>')
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    def owned_by_edit_form(self, entity):
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        self.w('<h3>%s</h3>' % self.req._('ownership'))
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        begin_form(self.w, entity, 'security', msg= _('ownerships have been changed'))
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        self.w(u'<table border="0">\n')
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        self.w(u'<tr><td>\n')
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        wdg = entity.get_widget('owned_by')
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        self.w(wdg.edit_render(entity))
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        self.w(u'</td><td>\n')
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        self.w(self.button_ok())
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        self.w(u'</td></tr>\n</table>\n')
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        self.w(u'</fieldset></form>\n')
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    def owned_by_information(self, entity):
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        ownersrset = entity.related('owned_by')
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        if ownersrset:
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            self.w('<h3>%s</h3>' % self.req._('ownership'))
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            self.w(u'<div class="ownerInfo">')
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            self.w(self.req._('this entity is currently owned by') + ' ')
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            self.wview('csv', entity.related('owned_by'), 'null')
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            self.w(u'</div>')
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        # else we don't know if this is because entity has no owner or becayse
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        # user as no access to owner users entities
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    def require_permission_information(self, entity, reqpermschema):
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        if entity.require_permission:
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            w = self.w
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            _ = self.req._
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            if reqpermschema.has_perm(self.req, 'delete', fromeid=entity.eid):
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                delurl = self.build_url('edit', __redirectvid='security',
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                                        __redirectpath=entity.rest_path())
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                delurl = delurl.replace('%', '%%')
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                # don't give __delete value to build_url else it will be urlquoted
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                # and this will replace %s by %25s
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                delurl += '&__delete=%s:require_permission:%%s' % entity.eid
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                dellinktempl = u'[<a href="%s" title="%s">-</a>]&nbsp;' % (
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                    html_escape(delurl), _('delete this permission'))
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            else:
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                dellinktempl = None
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            w(u'<table class="schemaInfo">')
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            w(u'<tr><th>%s</th><th>%s</th></tr>' % (_("permission"),
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                                                    _('granted to groups')))
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            for eperm in entity.require_permission:
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                w(u'<tr>')
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                if dellinktempl:
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                    w(u'<td>%s%s</td>' % (dellinktempl % eperm.eid,
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                                          eperm.view('oneline')))
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                else:
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                    w(u'<td>%s</td>' % eperm.view('oneline'))
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                w(u'<td>%s</td>' % self.view('csv', eperm.related('require_group'), 'null'))
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                w(u'</tr>\n')
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            w(u'</table>')
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        else:
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            self.w(self.req._('no associated epermissions'))
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    def require_permission_edit_form(self, entity):
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        w = self.w
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        _ = self.req._
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        newperm = self.vreg.etype_class('EPermission')(self.req, None)
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        newperm.eid = self.req.varmaker.next()
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        w(u'<p>%s</p>' % _('add a new permission'))
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        begin_form(w, newperm, 'security', entity.rest_path())
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        w(u'<input type="hidden" name="%s" value="%s"/>'
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          % (eid_param('edito-require_permission', newperm.eid), INTERNAL_FIELD_VALUE))
0
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        w(u'<input type="hidden" name="%s" value="%s"/>'
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          % (eid_param('require_permission', newperm.eid), entity.eid))
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        w(u'<table border="0">\n')
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        w(u'<tr><th>%s</th><th>%s</th><th>%s</th><th>&nbsp;</th></tr>\n'
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               % (_("name"), _("label"), _('granted to groups')))
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        if getattr(entity, '__permissions__', None):
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            wdg = StaticComboBoxWidget(self.vreg, self.schema['EPermission'],
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                                       self.schema['name'], self.schema['String'],
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                                       vocabfunc=lambda x: entity.__permissions__)
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        else:
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            wdg = newperm.get_widget('name')
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        w(u'<tr><td>%s</td>\n' % wdg.edit_render(newperm))
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        wdg = newperm.get_widget('label')
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        w(u'<td>%s</td>\n' % wdg.edit_render(newperm))
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        wdg = newperm.get_widget('require_group')
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        w(u'<td>%s</td>\n' % wdg.edit_render(newperm))
0
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        w(u'<td>%s</td></tr>\n' % self.button_ok())
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        w(u'</table>')
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        w(u'</fieldset></form>\n')
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    def button_ok(self):
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        return (u'<input class="validateButton" type="submit" name="submit" value="%s"/>'
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                % self.req._(stdmsgs.BUTTON_OK))
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diff changeset
   174
0
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class ErrorView(AnyRsetView):
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    """default view when no result has been found"""
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    __select__ = yes()
0
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    id = 'error'
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0
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    def page_title(self):
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        """returns a title according to the result set - used for the
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        title in the HTML header
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        """
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        return self.req._('an error occured')
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    def call(self):
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        req = self.req.reset_headers()
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        _ = req._; w = self.w
0
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        ex = req.data.get('ex')#_("unable to find exception information"))
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        excinfo = req.data.get('excinfo')
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        title = _('an error occured')
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        w(u'<h2>%s</h2>' % title)
0
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        if 'errmsg' in req.data:
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            ex = req.data['errmsg']
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            exclass = None
0
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        else:
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            exclass = ex.__class__.__name__
0
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            ex = exc_message(ex, req.encoding)
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        if excinfo is not None and self.config['print-traceback']:
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diff changeset
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            if exclass is None:
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diff changeset
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                w(u'<div class="tb">%s</div>'
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diff changeset
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                       % html_escape(ex).replace("\n","<br />"))
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diff changeset
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            else:
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                w(u'<div class="tb">%s: %s</div>'
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diff changeset
   205
                       % (exclass, html_escape(ex).replace("\n","<br />")))
602
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diff changeset
   206
            w(u'<hr />')
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diff changeset
   207
            w(u'<div class="tb">%s</div>' % html_traceback(excinfo, ex, ''))
0
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        else:
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diff changeset
   209
            w(u'<div class="tb">%s</div>' % (html_escape(ex).replace("\n","<br />")))
0
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        # if excinfo is not None, it's probably not a bug
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diff changeset
   211
        if excinfo is None:
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            return
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diff changeset
   213
        vcconf = self.config.vc_config()
602
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diff changeset
   214
        w(u"<div>")
0
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        eversion = vcconf.get('cubicweb', _('no version information'))
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diff changeset
   216
        # NOTE: tuple wrapping needed since eversion is itself a tuple
602
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diff changeset
   217
        w(u"<b>CubicWeb version:</b> %s<br/>\n" % (eversion,))
0
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   218
        for pkg in self.config.cubes():
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            pkgversion = vcconf.get(pkg, _('no version information'))
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   220
            w(u"<b>Package %s version:</b> %s<br/>\n" % (pkg, pkgversion))
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diff changeset
   221
        w(u"</div>")
0
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        # creates a bug submission link if SUBMIT_URL is set
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   223
        submiturl = self.config['submit-url']
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        if submiturl:
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            binfo = text_error_description(ex, excinfo, req, eversion,
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                                           [(pkg, vcconf.get(pkg, _('no version information')))
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                                            for pkg in self.config.cubes()])
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diff changeset
   228
            w(u'<form action="%s" method="post">\n' % html_escape(submiturl))
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diff changeset
   229
            w(u'<fieldset>\n')
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   230
            w(u'<textarea class="hidden" name="description">%s</textarea>' % html_escape(binfo))
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   231
            w(u'<input type="hidden" name="description_format" value="text/rest"/>')
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diff changeset
   232
            w(u'<input type="hidden" name="__bugreporting" value="1"/>')
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   233
            w(u'<input type="submit" value="%s"/>' % _('Submit bug report'))
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   234
            w(u'</fieldset>\n')
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diff changeset
   235
            w(u'</form>\n')
0
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diff changeset
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        submitmail = self.config['submit-mail']
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diff changeset
   237
        if submitmail:
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diff changeset
   238
            binfo = text_error_description(ex, excinfo, req, eversion,
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                                           [(pkg, vcconf.get(pkg, _('no version information')))
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                                            for pkg in self.config.cubes()])
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            w(u'<form action="%s" method="post">\n' % req.build_url('reportbug'))
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            w(u'<fieldset>\n')
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            w(u'<input type="hidden" name="description" value="%s"/>' % html_escape(binfo))
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            w(u'<input type="hidden" name="__bugreporting" value="1"/>')
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            w(u'<input type="submit" value="%s"/>' % _('Submit bug report by mail'))
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            w(u'</fieldset>\n')
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            w(u'</form>\n')
0
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def exc_message(ex, encoding):
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    try:
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        return unicode(ex)
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    except:
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        try:
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            return unicode(str(ex), encoding, 'replace')
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        except:
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            return unicode(repr(ex), encoding, 'replace')
602
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   258
0
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def text_error_description(ex, excinfo, req, eversion, cubes):
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    binfo = rest_traceback(excinfo, html_escape(ex))
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    binfo += u'\n\n:URL: %s\n' % req.url()
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    if not '__bugreporting' in req.form:
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        binfo += u'\n:form params:\n'
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        binfo += u'\n'.join(u'  * %s = %s' % (k, v) for k, v in req.form.iteritems())
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    binfo += u'\n\n:CubicWeb version: %s\n'  % (eversion,)
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    for pkg, pkgversion in cubes:
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        binfo += u":Package %s version: %s\n" % (pkg, pkgversion)
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    binfo += '\n'
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    return binfo
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class ProcessInformationView(StartupView):
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    id = 'info'
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    __select__ = none_rset() & match_user_groups('managers')
635
305da8d6aa2d require_group/match_user_group -> match_user_groups
sylvain.thenault@logilab.fr
parents: 631
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0
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    title = _('server information')
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    def call(self, **kwargs):
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        """display server information"""
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        vcconf = self.config.vc_config()
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        req = self.req
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        _ = req._
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        # display main information
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        self.w(u'<h3>%s</h3>' % _('Application'))
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        self.w(u'<table border="1">')
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        self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>' % (
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            'CubicWeb', vcconf.get('cubicweb', _('no version information'))))
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   287
        for pkg in self.config.cubes():
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   288
            pkgversion = vcconf.get(pkg, _('no version information'))
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            self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>' % (
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                pkg, pkgversion))
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        self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>' % (
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            _('home'), self.config.apphome))
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   293
        self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>' % (
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   294
            _('base url'), req.base_url()))
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diff changeset
   295
        self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>' % (
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parents:
diff changeset
   296
            _('data directory url'), req.datadir_url))
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diff changeset
   297
        self.w(u'</table>')
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diff changeset
   298
        self.w(u'<br/>')
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diff changeset
   299
        # environment and request and server information
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   300
        try:
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   301
            # need to remove our adapter and then modpython-apache wrapper...
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   302
            env = req._areq._req.subprocess_env
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diff changeset
   303
        except AttributeError:
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diff changeset
   304
            return
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diff changeset
   305
        self.w(u'<h3>%s</h3>' % _('Environment'))
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diff changeset
   306
        self.w(u'<table border="1">')
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diff changeset
   307
        for attr in env.keys():
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diff changeset
   308
            self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>'
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diff changeset
   309
                   % (attr, html_escape(env[attr])))
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diff changeset
   310
        self.w(u'</table>')
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   311
        self.w(u'<h3>%s</h3>' % _('Request'))
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   312
        self.w(u'<table border="1">')
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   313
        for attr in ('filename', 'form', 'hostname', 'main', 'method',
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   314
                     'path_info', 'protocol',
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   315
                     'search_state', 'the_request', 'unparsed_uri', 'uri'):
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   316
            val = getattr(req, attr)
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            self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>'
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parents:
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   318
                   % (attr, html_escape(val)))
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diff changeset
   319
        self.w(u'</table>')
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   320
        server = req.server
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diff changeset
   321
        self.w(u'<h3>%s</h3>' % _('Server'))
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parents:
diff changeset
   322
        self.w(u'<table border="1">')
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diff changeset
   323
        for attr in dir(server):
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   324
            val = getattr(server, attr)
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diff changeset
   325
            if attr.startswith('_') or callable(val):
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   326
                continue
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   327
            self.w(u'<tr><th align="left">%s</th><td>%s</td></tr>'
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parents:
diff changeset
   328
                   % (attr, html_escape(val)))
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diff changeset
   329
        self.w(u'</table>')
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   330