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helper.py
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helper.py
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# -*- coding: utf-8 -*-
"""
use in froms, models
"""
QUERY_TYPE_CHOICE = (('CCL', 'CCL'),
('S-CCL','S-CCL'),
('CQL','CQL'),
('S-CQL','S-CQL'),
('PQF','PQF'),
('C2','C2'),
('ZSQL','ZSQL'),
('CQL-TREE','CQL-TREE'))
"""
use in froms, models
"""
SYNTAX_CHOICE = (('RUSMARC', 'RUSMARC'),
('USMARC', 'USMARC'),
('USMARCnonstrict', 'USMARCnonstrict'),
('UKMARC', 'UKMARC'),
('SUTRS', 'SUTRS'),
('XML', 'XML'),
('SGML', 'SGML'),
('GRS-1', 'GRS-1'),
('OPAC', 'OPAC'),
('EXPLAIN', 'EXPLAIN'))
"""
For extracting variables from Django template processor context
use in btags
"""
def is_var(dict, key):
if dict.has_key(key):
return dict[key]
try:
return int(key)
except:
if key[0] == key[-1] and key[0] in ['\'','"']:
return key[1:-1]
else:
return key
"""
Get first or last N elements
"""
cut_array = lambda list, len: list[:int(len)] if int(len)>0 else list[int(len):]
"""
helper for book rendering
initialize in models
use in templates\btags\book.html
"""
class Output:
def __init__(self, fields = None, encoding = ''):
self.encoding = encoding
self.fields = fields
def __getattr__(self, name):
field = name[1:].split('__')
try:
if len(field) == 1:
return self.fields.get(int(field[0]),'')[0]
elif len(field) == 2:
for f in self.fields[int(field[0])][0][2]:
if f[0] == field[1]:
return f[1].decode(self.encoding)
elif len(field) == 3:
field[2] = int(field[2])
for f in self.fields[int(field[0])][0][2]:
if f[0] == field[1] and field[2] == 1:
return f[1].decode(self.encoding)
elif f[0] == field[1] and field[2] > 1:
field[2] -= 1
except:
return ''
return ''
def referat(self):
res = u''
if self.f200__e: res+=': '+self.f200__e
if self.f200__e__2: res+=': '+self.f200__e__2
if self.f200__f: res+=' / '+self.f200__f
if self.f210__a or self.f210__c or self.f210__d:
res+='. — '
if self.f210__a: res+=self.f210__a+': '
if self.f210__c: res+=self.f210__c+', '
if self.f210__d: res+=self.f210__d
if self.f215__a or self.f215__c:
res+='. — '
if self.f215__a: res+=self.f215__a
if self.f215__c: res+=': '+self.f215__c
if self.f320__a: res+='. — '+self.f320__a
return res
def store(self):
res = []
asd=0
try:
for a in self.fields[999]:
for b in a:
for f in b:
if f[0] == 'b':
for i in res:
if i[0] == f[1].decode(self.encoding):
for gg in b:
if gg[0] == 'v':
i[1]+=int(gg[1])
asd=1
if not asd:
if f[1].decode(self.encoding) != '':
qaz = []
qaz.append(f[1].decode(self.encoding))
qaz.append(1)
res.append(qaz)
asd=0
except:
pass
return res
def author(self):
if self.f700__a and self.f700__g:
return self.f700__a+' '+self.f700__g
elif self.f700__a and self.f700__b:
return self.f700__a+' '+self.f700__b
elif self.f700__a:
return self.f700__a
else:
return ''
def author_short(self):
if self.f700__a and self.f700__b:
return self.f700__a+' '+self.f700__b
elif self.f700__a and self.f700__g:
return self.f700__a+' '+self.f700__g
elif self.f700__a:
return self.f700__a
else:
return ''
def header(self):
if self.f461:
res = u''
if self.f461__a__2: res+=self.f461__a__2
if self.f461__e__1: res+=': '+self.f461__e__1
if self.f461__e__2: res+=': '+self.f461__e__2
if self.f461__f: res+=' / '+self.f461__f
if self.f461__a__3: res+=' — '+self.f461__a__3
if self.f461__a__4: res+=' — '+self.f461__a__4
if self.f461__c: res+=': '+self.f461__c
if self.f461__d: res+=', '+self.f461__d
if self.f461__a__1: res+='. — '+self.f461__a__1
return res
else:
return ''
def code(self):
return self.f999__h+' '+self.f999__i
def title(self):
if self.f200__h or self.f461__v:
return self.f200__a+'. '+self.f200__h + self.f461__v
else:
return self.f200__a
def id(self):
return self.f001
def isbn(self):
return self.f010__a
def about(self):
return self.f300__a
def link(self):
return self.f856__u