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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
import string
def get(r, value):
v = value.get(r)
def isList(v):
if getattr(v, '__iter__', False) == False:
return False
if isinstance(v, basestring) or isinstance(v, dict):
return False
return True
def isAssoc(v):
if not isList(v):
return False
if len(v) != 2:
return False
if isinstance(v[0], basestring) and v[0][0:1] == "'":
return True
return False
def mkimg(v):
vl = filter(lambda x: not isAssoc(x), v)
al = (filter(lambda x: isAssoc(x) and x[0] == "'htattrs", v) + (("'htattrs",()),))[0][1]
l = (() if len(vl) == 0 else (("'id", vl[0]), ("'src", vl[0])) if len(vl) == 1 else (("'id", vl[0]), ("'src", vl[1]))) + al
if len(l) == 0:
return ''
satts = string.join(map(lambda x: x[0][1:] + '="' + x[1] + '"', filter(lambda x: x[0] == "'id", l)), ' ')
iatts = string.join(map(lambda x: ('style' if x[0] == "'htstyle" else x[0][1:]) + '="' + x[1] + '"', filter(lambda x: x[0] != "'id", l)), ' ')
return '<SPAN {0} class="img"><IMG {1}/></SPAN>'.format(satts, iatts)
return mkimg(()) if v is None else mkimg(v) if isList(v) and not isAssoc(v) else mkimg((v,))
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