web/__init__.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Fri, 29 May 2009 14:43:58 +0200
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child 2613 5e19c2bb370e
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we can now use self.req
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"""CubicWeb web client core. You'll need a apache-modpython or twisted
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publisher to get a full CubicWeb web application
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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__docformat__ = "restructuredtext en"
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_ = unicode
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from decimal import Decimal
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from datetime import datetime, date, timedelta
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from simplejson import dumps
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from logilab.common.deprecation import obsolete
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from cubicweb.common.uilib import urlquote
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from cubicweb.web._exceptions import *
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INTERNAL_FIELD_VALUE = '__cubicweb_internal_field__'
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class stdmsgs(object):
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    """standard ui message (in a class for bw compat)"""
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    BUTTON_OK     = _('button_ok')
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    BUTTON_APPLY  = _('button_apply')
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    BUTTON_CANCEL = _('button_cancel')
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    BUTTON_DELETE = _('button_delete')
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    YES = _('yes')
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    NO  = _('no')
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def eid_param(name, eid):
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    assert eid is not None
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    if eid is None:
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        eid = ''
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    return '%s:%s' % (name, eid)
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from logging import getLogger
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LOGGER = getLogger('cubicweb.web')
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# XXX deprecated
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FACETTES = set()
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def json_dumps(value):
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    if isinstance(value, Decimal):
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        value = float(value)
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    elif isinstance(value, (date, datetime)):
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        value = value.strftime('%Y-%m-%d %H:%M')
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    elif isinstance(value, timedelta):
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        value = (value.days * 24*60*60) + value.seconds
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    try:
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        return dumps(value)
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    except TypeError:
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        return dumps(repr(value))
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def jsonize(function):
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    def newfunc(*args, **kwargs):
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        return json_dumps(function(*args, **kwargs))
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    return newfunc
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@obsolete('use req.build_ajax_replace_url() instead')
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def ajax_replace_url(nodeid, rql, vid=None, swap=False, **extraparams):
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    """builds a replacePageChunk-like url
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    >>> ajax_replace_url('foo', 'Person P')
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    "javascript: replacePageChunk('foo', 'Person%20P');"
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    >>> ajax_replace_url('foo', 'Person P', 'oneline')
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    "javascript: replacePageChunk('foo', 'Person%20P', 'oneline');"
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    >>> ajax_replace_url('foo', 'Person P', 'oneline', name='bar', age=12)
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    "javascript: replacePageChunk('foo', 'Person%20P', 'oneline', {'age':12, 'name':'bar'});"
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    >>> ajax_replace_url('foo', 'Person P', name='bar', age=12)
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    "javascript: replacePageChunk('foo', 'Person%20P', 'null', {'age':12, 'name':'bar'});"
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    """
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    params = [repr(nodeid), repr(urlquote(rql))]
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    if extraparams and not vid:
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        params.append("'null'")
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    elif vid:
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        params.append(repr(vid))
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    if extraparams:
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        params.append(json_dumps(extraparams))
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    if swap:
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        params.append('true')
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    return "javascript: replacePageChunk(%s);" % ', '.join(params)