def extractLink(self, model, item):
webTranslator = IWebTranslator(item.store, None)
if webTranslator is not None:
return unicode(webTranslator.toWebID(item), 'ascii')
return None
class QueryList(ThemedElement):
"""
A widget that displays data tabulated according to a set of columns.
Actions are supported too.
"""
jsClass = u'Methanal.Widgets.QueryList'
fragmentName = 'methanal-table'
def __init__(self, rows, columns, webTranslator=None, timezone=None, **kw):
warn('QueryList is deprecated, use methanal.widgets.Table instead')
super(QueryList, self).__init__(**kw)
self.rows = list(rows)
def _adapt(col):
try:
return IColumn(col)
except TypeError:
col = mantissaIColumn(col)
warn('use methanal.imethanal.IColumn instead of '
'xmantissa.ixmantissa.IColumn', DeprecationWarning, 2)
return col
columns = (_adapt(col) for col in columns)
self.columns = [(col.attributeID.decode('ascii'), col)
for col in columns]
self.webTranslator = webTranslator
if timezone is None:
hour, minute = divmod(time.timezone, -3600)
timezone = FixedOffset(hour, minute)
warn('not passing in timezone is deprecated', DeprecationWarning, 2)
self.timezone = timezone
def dictifyItem(self, item, index):
def _formatValue(value):
if isinstance(value, Time):
return value.asDatetime(self.timezone).strftime(
'%a, %d %h %Y %H:%M:%S').decode('ascii')
return value
if isinstance(item, tuple):
link, item = item
else:
if self.webTranslator is None:
self.webTranslator = IWebTranslator(item.store)
link = unicode(self.webTranslator.toWebID(item), 'ascii')
d = dict((cid, _formatValue(col.extractValue(self, item)))
for (cid, col) in self.columns)
d[u'__link__'] = link
d[u'__id__'] = index
return d
def getInitialArguments(self):
return [getArgsDict(self)]
def getArgs(self):
IDs = []
aliases = {}
for cid, col in self.columns:
IDs.append(cid)
if isinstance(col, AttributeColumn):
alias = col.attribute.doc
else:
alias = col
aliases[cid] = unicode(alias)
return {u'columnIDs': IDs,
u'columnAliases': aliases,
u'rows': [self.dictifyItem(row, i)
for i, row in enumerate(self.rows)]}
@expose
def performAction(self, name, rowIndex):
method = getattr(self, 'action_' + name)
item = self.rows[rowIndex]
return method(item)
