def get_field_info(ar,column_names=None):
"""
Return a tuple (fields, headers, widths) which expresses which columns, headers
and widths the user wants for this TableRequest. If `self` has web request info,
checks for GET parameters cn, cw and ch (coming from the grid widget). Otherwise
Also apply the tables's :meth:`override_column_headers
<lino.core.actors.Actor.override_column_headers>` method.
"""
u = ar.get_user()
if u is not None:
jsgen.set_for_user_profile(u.profile)
if ar.request is None:
columns = None
else:
columns = [str(x) for x in ar.request.REQUEST.getlist(constants.URL_PARAM_COLUMNS)]
if columns:
#~ widths = [int(x) for x in ar.request.REQUEST.getlist(constants.URL_PARAM_WIDTHS)]
all_widths = ar.request.REQUEST.getlist(constants.URL_PARAM_WIDTHS)
hiddens = [(x == 'true') for x in ar.request.REQUEST.getlist(constants.URL_PARAM_HIDDENS)]
fields = []
widths = []
#~ headers = []
#~ ah = ar.actor.get_handle(self.extjs_ui)
#~ ah = ar.actor.get_handle(settings.SITE.ui)
ah = ar.actor.get_handle()
for i,cn in enumerate(columns):
col = None
for e in ah.list_layout.main.columns:
if e.name == cn:
col = e
break
if col is None:
#~ names = [e.name for e in ar.ah.list_layout._main.walk()]
#~ raise Exception("No column named %r in %s" % (cn,ah.list_layout.main.columns))
raise Exception("No column named %r in %s" % (cn,ar.ah.list_layout.main.columns))
if not hiddens[i]:
fields.append(col)
#~ fields.append(col.field._lino_atomizer)
#~ headers.append(unicode(col.label or col.name))
widths.append(int(all_widths[i]))
else:
if column_names:
from lino.core import layouts
#~ assert ar.actor is not None
ll = layouts.ListLayout(column_names,datasource=ar.actor)
#~ lh = ll.get_layout_handle(self.extjs_ui)
lh = ll.get_layout_handle(settings.SITE.ui)
columns = lh.main.columns
columns = [e for e in columns if not e.hidden]
else:
#~ ah = ar.actor.get_handle(self.extjs_ui)
ah = ar.actor.get_request_handle(ar)
columns = ah.list_layout.main.columns
#~ if ar.actor.__name__ == 'ActiveCourses':
#~ logger.info("20131010 %s", [e.hidden for e in columns])
# render them so that babelfields in hidden_languages get hidden:
for e in columns:
e.value = e.ext_options()
#~ e.value.update(e.ext_options())
#~ e.js_value()
columns = [e for e in columns if not e.value.get('hidden',False)] #
columns = [e for e in columns if not e.hidden]
widths = ["%d" % (col.width or col.preferred_width) for col in columns]
#~ 20130415 widths = ["%d%%" % (col.width or col.preferred_width) for col in columns]
#~ fields = [col.field._lino_atomizer for col in columns]
fields = columns
headers = [column_header(col) for col in fields]
oh = ar.actor.override_column_headers(ar)
if oh:
for i,e in enumerate(columns):
header = oh.get(e.name,None)
if header is not None:
headers[i] = header
#~ print 20120507, oh, headers
return fields, headers, widths
def get_field_info(ar, column_names=None):
u = ar.get_user()
if u is not None:
jsgen.set_for_user_profile(u.profile)
if ar.request is None:
columns = None
else:
columns = [
str(x) for x in ar.request.REQUEST.getlist(
constants.URL_PARAM_COLUMNS)]
if columns:
all_widths = ar.request.REQUEST.getlist(
constants.URL_PARAM_WIDTHS)
hiddens = [
(x == 'true') for x in ar.request.REQUEST.getlist(
constants.URL_PARAM_HIDDENS)]
fields = []
widths = []
ah = ar.actor.get_handle()
for i, cn in enumerate(columns):
col = None
for e in ah.list_layout.main.columns:
if e.name == cn:
col = e
break
if col is None:
raise Exception("No column named %r in %s" %
(cn, ar.ah.list_layout.main.columns))
if not hiddens[i]:
fields.append(col)
widths.append(int(all_widths[i]))
else:
if column_names:
from lino.core import layouts
ll = layouts.ListLayout(column_names, datasource=ar.actor)
lh = ll.get_layout_handle(settings.SITE.ui)
columns = lh.main.columns
columns = [e for e in columns if not e.hidden]
else:
ah = ar.actor.get_request_handle(ar)
columns = ah.list_layout.main.columns
# render them so that babelfields in hidden_languages get hidden:
for e in columns:
e.value = e.ext_options()
#
columns = [e for e in columns if not e.value.get('hidden', False)]
columns = [e for e in columns if not e.hidden]
widths = ["%d" % (col.width or col.preferred_width)
for col in columns]
#~ 20130415 widths = ["%d%%" % (col.width or col.preferred_width) for col in columns]
#~ fields = [col.field._lino_atomizer for col in columns]
fields = columns
headers = [column_header(col) for col in fields]
oh = ar.actor.override_column_headers(ar)
if oh:
for i, e in enumerate(columns):
header = oh.get(e.name, None)
if header is not None:
headers[i] = header
#~ print 20120507, oh, headers
return fields, headers, widths
