174 lines
7 KiB
Python
174 lines
7 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# My hash mapping library
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#
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# Mapping configuration
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# {
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# '[dst key 1]': { # Key name in the result
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#
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# 'order': [int], # Processing order between destinations keys
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#
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# # Source values
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# 'other_key': [key], # Other key of the destination to use as source of values
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# 'key' : '[src key]', # Key of source hash to get source values
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# 'keys' : ['[sk1]', '[sk2]', ...], # List of source hash's keys to get source values
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#
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# # Clean / convert values
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# 'cleanRegex': '[regex]', # Regex that be use to remove unwanted characters. Ex : [^0-9+]
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# 'convert': [function], # Function to use to convert value : Original value will be passed
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# # as argument and the value retrieve will replace source value in
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# # the result
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# # Ex :
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# # lambda x: x.strip()
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# # lambda x: "myformat : %s" % x
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# # Deduplicate / check values
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# 'deduplicate': [bool], # If True, sources values will be depluplicated
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# 'check': [function], # Function to use to check source value : Source value will be passed
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# # as argument and if function return True, the value will be preserved
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# # Ex :
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# # lambda x: x in my_global_hash
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# # Join values
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# 'join': '[glue]', # If present, sources values will be join using the "glue"
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#
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# # Alternative mapping
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# 'or': { [map configuration] } # If this mapping case does not retreive any value, try to get value(s)
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# # with this other mapping configuration
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# },
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# '[dst key 2]': {
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# [...]
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# }
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# }
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#
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# Return format :
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# {
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# '[dst key 1]': ['v1','v2', ...],
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# '[dst key 2]': [ ... ],
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# [...]
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# }
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import logging, re
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def clean_value(value):
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if isinstance(value, int):
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value=str(value)
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return value.encode('utf8')
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def map(map_keys,src,dst={}):
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def get_values(dst_key,src,m):
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# Extract sources values
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values=[]
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if 'other_key' in m:
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if m['other_key'] in dst:
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values=dst[m['other_key']]
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if 'key' in m:
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if m['key'] in src and src[m['key']]!='':
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values.append(clean_value(src[m['key']]))
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if 'keys' in m:
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for key in m['keys']:
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if key in src and src[key]!='':
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values.append(clean_value(src[key]))
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# Clean and convert values
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if 'cleanRegex' in m and len(values)>0:
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new_values=[]
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for v in values:
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nv=re.sub(m['cleanRegex'],'',v)
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if nv!='':
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new_values.append(nv)
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values=new_values
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if 'convert' in m and len(values)>0:
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new_values=[]
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for v in values:
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nv=m['convert'](v)
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if nv!='':
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new_values.append(nv)
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values=new_values
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# Deduplicate values
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if m.get('deduplicate') and len(values)>1:
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new_values=[]
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for v in values:
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if v not in new_values:
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new_values.append(v)
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values=new_values
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# Check values
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if 'check' in m and len(values)>0:
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new_values=[]
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for v in values:
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if m['check'](v):
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new_values.append(v)
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else:
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logging.debug('Invalid value %s for key %s' % (v,dst_key))
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if dst_key not in invalid_values:
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invalid_values[dst_key]=[]
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if v not in invalid_values[dst_key]:
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invalid_values[dst_key].append(v)
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values=new_values
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# Join values
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if 'join' in m and len(values)>1:
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values=[m['join'].join(values)]
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# Manage alternative mapping case
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if len(values)==0 and 'or' in m:
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values=get_values(dst_key,src,m['or'])
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return values
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for dst_key in sorted(map_keys.keys(), key=lambda x: map_keys[x]['order']):
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values=get_values(dst_key,src,map_keys[dst_key])
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if len(values)==0:
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if 'required' in map_keys[dst_key] and map_keys[dst_key]['required']:
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logging.debug('Destination key %s could not be filled from source but is required' % dst_key)
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return False
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continue
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dst[dst_key]=values
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return dst
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if __name__ == '__main__':
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logging.basicConfig(level=logging.DEBUG)
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src={
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'uid': 'hmartin',
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'firstname': 'Martin',
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'lastname': 'Martin',
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'disp_name': 'Henri Martin',
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'line_1': '3 rue de Paris',
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'line_2': 'Pour Pierre',
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'zip_text': '92 120',
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'city_text': 'Montrouge',
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'line_city': '92120 Montrouge',
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'tel1': '01 00 00 00 00',
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'tel2': '09 00 00 00 00',
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'mobile': '06 00 00 00 00',
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'fax': '01 00 00 00 00',
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'email': 'H.MARTIN@GMAIL.COM',
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}
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map_c={
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'uid': {'order': 0, 'key': 'uid','required': True},
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'givenName': {'order': 1, 'key': 'firstname'},
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'sn': {'order': 2, 'key': 'lastname'},
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'cn': {'order': 3, 'key': 'disp_name','required': True, 'or': {'attrs': ['firstname','lastname'],'join': ' '}},
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'displayName': {'order': 4, 'other_key': 'displayName'},
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'street': {'order': 5, 'join': ' / ', 'keys': ['ligne_1','ligne_2']},
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'postalCode': {'order': 6, 'key': 'zip_text', 'cleanRegex': '[^0-9]'},
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'l': {'order': 7, 'key': 'city_text'},
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'postalAddress': {'order': 8, 'join': '$', 'keys': ['ligne_1','ligne_2','ligne_city']},
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'telephoneNumber': {'order': 9, 'keys': ['tel1','tel2'], 'cleanRegex': '[^0-9+]', 'deduplicate': True},
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'mobile': {'order': 10,'key': 'mobile'},
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'facsimileTelephoneNumber': {'order': 11,'key': 'fax'},
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'mail': {'order': 12,'key': 'email', 'convert': lambda x: x.lower().strip()}
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}
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logging.debug('[TEST] Map src=%s / config= %s' % (src,map_c))
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logging.debug('[TEST] Result : %s' % map(map_c,src))
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