enforce valid package url
enforce valid package url


Former-commit-id: 26accf46eff2958223ffae9a1234d4291379bce4

import ckanclient import ckanclient
import couchdb import couchdb
from ckanclient import CkanApiError from ckanclient import CkanApiError
import re import re
import html2text # aaronsw :( import html2text # aaronsw :(
import ckanapi import ckanapi
   
   
class LoaderError(Exception): class LoaderError(Exception):
pass pass
   
# Instantiate the CKAN client. # Instantiate the CKAN client.
#ckan = ckanclient.CkanClient(base_location='http://localhost:5000/api', api_key='b47b24cd-591d-40c1-8677-d73101d56d1b') #ckan = ckanclient.CkanClient(base_location='http://localhost:5000/api', api_key='b47b24cd-591d-40c1-8677-d73101d56d1b')
api_key = 'aeab80a6-0a58-4026-96a4-c07e57f9c434' api_key = 'aeab80a6-0a58-4026-96a4-c07e57f9c434'
ckan = ckanclient.CkanClient(base_location='http://data.disclosurelo.gs/api', ckan = ckanclient.CkanClient(base_location='http://data.disclosurelo.gs/api',
api_key=api_key) api_key=api_key)
ckandirect = ckanapi.RemoteCKAN('http://data.disclosurelo.gs', api_key=api_key) ckandirect = ckanapi.RemoteCKAN('http://data.disclosurelo.gs', api_key=api_key)
couch = couchdb.Server('http://127.0.0.1:5984/') couch = couchdb.Server('http://127.0.0.1:5984/')
#couch = couchdb.Server('http://192.168.1.113:5984/') #couch = couchdb.Server('http://192.168.1.113:5984/')
   
# http://code.activestate.com/recipes/578019-bytes-to-human-human-to-bytes-converter/ # http://code.activestate.com/recipes/578019-bytes-to-human-human-to-bytes-converter/
SYMBOLS = { SYMBOLS = {
'customary': ('B', 'KB', 'MB', 'GB', 'T', 'P', 'E', 'Z', 'Y'), 'customary': ('B', 'KB', 'MB', 'GB', 'T', 'P', 'E', 'Z', 'Y'),
'customary_ext': ('byte', 'kilo', 'mega', 'giga', 'tera', 'peta', 'exa', 'customary_ext': ('byte', 'kilo', 'mega', 'giga', 'tera', 'peta', 'exa',
'zetta', 'iotta'), 'zetta', 'iotta'),
'iec': ('Bi', 'Ki', 'Mi', 'Gi', 'Ti', 'Pi', 'Ei', 'Zi', 'Yi'), 'iec': ('Bi', 'Ki', 'Mi', 'Gi', 'Ti', 'Pi', 'Ei', 'Zi', 'Yi'),
'iec_ext': ('byte', 'kibi', 'mebi', 'gibi', 'tebi', 'pebi', 'exbi', 'iec_ext': ('byte', 'kibi', 'mebi', 'gibi', 'tebi', 'pebi', 'exbi',
'zebi', 'yobi'), 'zebi', 'yobi'),
} }
   
def human2bytes(s): def human2bytes(s):
""" """
Attempts to guess the string format based on default symbols Attempts to guess the string format based on default symbols
set and return the corresponding bytes as an integer. set and return the corresponding bytes as an integer.
When unable to recognize the format ValueError is raised. When unable to recognize the format ValueError is raised.
   
>>> human2bytes('0 B') >>> human2bytes('0 B')
0 0
>>> human2bytes('1 K') >>> human2bytes('1 K')
1024 1024
>>> human2bytes('1 M') >>> human2bytes('1 M')
1048576 1048576
>>> human2bytes('1 Gi') >>> human2bytes('1 Gi')
1073741824 1073741824
>>> human2bytes('1 tera') >>> human2bytes('1 tera')
1099511627776 1099511627776
   
>>> human2bytes('0.5kilo') >>> human2bytes('0.5kilo')
512 512
>>> human2bytes('0.1 byte') >>> human2bytes('0.1 byte')
0 0
>>> human2bytes('1 k') # k is an alias for K >>> human2bytes('1 k') # k is an alias for K
1024 1024
>>> human2bytes('12 foo') >>> human2bytes('12 foo')
Traceback (most recent call last): Traceback (most recent call last):
... ...
ValueError: can't interpret '12 foo' ValueError: can't interpret '12 foo'
""" """
init = s init = s
num = "" num = ""
while s and s[0:1].isdigit() or s[0:1] == '.': while s and s[0:1].isdigit() or s[0:1] == '.':
num += s[0] num += s[0]
s = s[1:] s = s[1:]
num = float(num) num = float(num)
letter = s.strip() letter = s.strip()
for name, sset in SYMBOLS.items(): for name, sset in SYMBOLS.items():
if letter in sset: if letter in sset:
break break
else: else:
if letter == 'k': if letter == 'k':
# treat 'k' as an alias for 'K' as per: http://goo.gl/kTQMs # treat 'k' as an alias for 'K' as per: http://goo.gl/kTQMs
sset = SYMBOLS['customary'] sset = SYMBOLS['customary']
letter = letter.upper() letter = letter.upper()
else: else:
raise ValueError("can't interpret %r" % init) raise ValueError("can't interpret %r" % init)
prefix = {sset[0]: 1} prefix = {sset[0]: 1}
for i, s in enumerate(sset[1:]): for i, s in enumerate(sset[1:]):
prefix[s] = 1 << (i + 1) * 10 prefix[s] = 1 << (i + 1) * 10
return int(num * prefix[letter]) return int(num * prefix[letter])
   
# https://github.com/okfn/ckanext-importlib # https://github.com/okfn/ckanext-importlib
def munge(name): def munge(name):
# convert spaces to underscores # convert spaces to underscores
name = re.sub(' ', '_', name).lower() name = re.sub(' ', '_', name).lower()
# convert symbols to dashes # convert symbols to dashes
name = re.sub('[:]', '_-', name).lower() name = re.sub('[:]', '_-', name).lower()
name = re.sub('[/]', '-', name).lower() name = re.sub('[/]', '-', name).lower()
# take out not-allowed characters # take out not-allowed characters
name = re.sub('[^a-zA-Z0-9-_]', '', name).lower() name = re.sub('[^a-zA-Z0-9-_]', '', name).lower()
# remove double underscores # remove double underscores
name = re.sub('__', '_', name).lower() name = re.sub('__', '_', name).lower()
return name return name
   
  #todo "{'name': [u'Url must be purely lowercase alphanumeric (ascii) characters and these symbols: -_']}"
  # http://data.gov.au/dataset/australian-domestic-regional-and-international-airline-activity-%E2%80%93-time-series/
def name_munge(input_name): def name_munge(input_name):
return munge(input_name.replace(' ', '').replace('.', '_').replace('&', 'and')) return munge(input_name.replace(' ', '').replace('.', '_').replace('&', 'and'))
#[:100] #[:100]
#return input_name.replace(' ', '').replace('.', '_').replace('&', 'and') #return input_name.replace(' ', '').replace('.', '_').replace('&', 'and')
   
   
def get_licence_id(licencename): def get_licence_id(licencename):
map = { map = {
"Creative Commons - Attribution-Share Alike 2.0 Australia (CC-SA)\nThe downloadable version of the database is licensed under CC-BY-SA Creative Commons Attribution Share Alike and contains only the database fields that are released under that license. These fields are object title, object number, object description as well as temporal, spatial and dimension details. It also contains a persistent URL for each record.": 'cc-by-sa', "Creative Commons - Attribution-Share Alike 2.0 Australia (CC-SA)\nThe downloadable version of the database is licensed under CC-BY-SA Creative Commons Attribution Share Alike and contains only the database fields that are released under that license. These fields are object title, object number, object description as well as temporal, spatial and dimension details. It also contains a persistent URL for each record.": 'cc-by-sa',
"CreativeCommonsAttributionNonCommercial30AustraliaCCBYNC30": 'cc-nc', "CreativeCommonsAttributionNonCommercial30AustraliaCCBYNC30": 'cc-nc',
'Otherpleasespecify': 'notspecified', 'Otherpleasespecify': 'notspecified',
'': 'notspecified', '': 'notspecified',
"Publicly available data": 'notspecified', "Publicly available data": 'notspecified',
"CreativeCommonsAttributionNoDerivativeWorks30AustraliaCCBYND30": "other-closed", "CreativeCommonsAttributionNoDerivativeWorks30AustraliaCCBYND30": "other-closed",
"CreativeCommonsAttributionNonCommercialNoDerivs30AustraliaCCBYNCND30": "other-closed", "CreativeCommonsAttributionNonCommercialNoDerivs30AustraliaCCBYNCND30": "other-closed",
'CreativeCommonsAttribution30AustraliaCCBY30': 'cc-by', 'CreativeCommonsAttribution30AustraliaCCBY30': 'cc-by',
"Creative Commons - Attribution 2.5 Australia (CC-BY)": 'cc-by', "Creative Commons - Attribution 2.5 Australia (CC-BY)": 'cc-by',
'CreativeCommonsAttributionCCBY25': 'cc-by', 'CreativeCommonsAttributionCCBY25': 'cc-by',
"PublicDomain": 'other-pd', "PublicDomain": 'other-pd',
} }
if licencename not in map.keys(): if licencename not in map.keys():
raise Exception(licencename + " not found"); raise Exception(licencename + " not found");
return map[licencename]; return map[licencename];
   
docsdb = couch['disclosr-documents'] docsdb = couch['disclosr-documents']
   
if __name__ == "__main__": if __name__ == "__main__":
orgs_list = [] orgs_list = []
for doc in docsdb.view('app/datasets'): for doc in docsdb.view('app/datasets'):
print doc.id print doc.id
if doc.value['url'] != "http://data.gov.au/data/" and doc.value['agencyID'] != "qld": if doc.value['url'] != "http://data.gov.au/data/" and doc.value['agencyID'] != "qld":
# Collect the package metadata. # Collect the package metadata.
pkg_name = doc.value['url'].replace("http://data.gov.au/dataset/",'').replace('/','')[:100]; pkg_name = filter( lambda x: x in '0123456789abcdefghijklmnopqrstuvwxyz-_',doc.value['url'].replace("http://data.gov.au/dataset/",'').replace('/','')[:100]);
tags = [] tags = []
if doc.value['agencyID'] == "AGIMO": if doc.value['agencyID'] == "AGIMO":
if len(doc.value['metadata']["Keywords / Tags"]) > 0: if len(doc.value['metadata']["Keywords / Tags"]) > 0:
if hasattr(doc.value['metadata']["Keywords / Tags"], '__iter__'): if hasattr(doc.value['metadata']["Keywords / Tags"], '__iter__'):
tags = tags + doc.value['metadata']["Keywords / Tags"] tags = tags + doc.value['metadata']["Keywords / Tags"]
else: else:
tags = tags + [doc.value['metadata']["Keywords / Tags"]] tags = tags + [doc.value['metadata']["Keywords / Tags"]]
if 'data.gov.au Category' in doc.value['metadata'].keys() and len(doc.value['metadata']['data.gov.au Category']) > 0: if 'data.gov.au Category' in doc.value['metadata'].keys() and len(doc.value['metadata']['data.gov.au Category']) > 0:
if hasattr(doc.value['metadata']['data.gov.au Category'], '__iter__'): if hasattr(doc.value['metadata']['data.gov.au Category'], '__iter__'):
tags = tags + doc.value['metadata']['data.gov.au Category'] tags = tags + doc.value['metadata']['data.gov.au Category']
else: else:
tags = tags + [doc.value['metadata']['data.gov.au Category']] tags = tags + [doc.value['metadata']['data.gov.au Category']]
tags = [re.sub('[^a-zA-Z0-9-_.]', '', tag.replace('&', 'and')).lower() for tag in tags if tag] tags = [re.sub('[^a-zA-Z0-9-_.]', '', tag.replace('&', 'and')).lower() for tag in tags if tag]
#print tags #print tags
package_entity = { package_entity = {
'name': pkg_name, 'name': pkg_name,
'title': doc.value['metadata']['DCTERMS.Title'], 'title': doc.value['metadata']['DCTERMS.Title'],
'url': doc.value['metadata']['DCTERMS.Source.URI'], 'url': doc.value['metadata']['DCTERMS.Source.URI'],
'tags': tags, #tags are mandatory? 'tags': tags, #tags are mandatory?
'author': doc.value['metadata']["DCTERMS.Creator"], 'author': doc.value['metadata']["DCTERMS.Creator"],
'maintainer': doc.value['metadata']["DCTERMS.Creator"], 'maintainer': doc.value['metadata']["DCTERMS.Creator"],
'licence_id': get_licence_id(doc.value['metadata']['DCTERMS.License']), 'licence_id': get_licence_id(doc.value['metadata']['DCTERMS.License']),
'notes': html2text.html2text(doc.value['metadata']['Description']), 'notes': html2text.html2text(doc.value['metadata']['Description']),
} }
if doc.value['agencyID'] == "qld": if doc.value['agencyID'] == "qld":
package_entity = doc.value['metadata'] package_entity = doc.value['metadata']
   
try: try:
#print package_entity #print package_entity
ckan.package_register_post(package_entity) ckan.package_register_post(package_entity)
except CkanApiError, e: except CkanApiError, e:
if ckan.last_message == "{\"name\": [\"That URL is already in use.\"]}": if ckan.last_message == "{\"name\": [\"That URL is already in use.\"]}":
print "package already exists" print "package already exists"
else: else:
print ckan.last_message print ckan.last_message
raise LoaderError('Unexpected status %s checking for package under \'%s\': %r' % ( raise LoaderError('Unexpected status %s checking for package under \'%s\': %r' % (
ckan.last_status, pkg_name, e.args)) ckan.last_status, pkg_name, e.args))
pkg = ckan.package_entity_get(pkg_name) pkg = ckan.package_entity_get(pkg_name)
   
#add to group #add to group
   
# group_name = name_munge(doc.value['metadata']["Agency"][:100]) group_name = name_munge(doc.value['metadata']["Agency"][:100])
  try:
  print ckan.group_entity_get(group_name)
   
  # Update the group details
  group_entity = ckan.last_message
  print "group exists"
  if 'packages' in group_entity.keys():
  group_entity['packages'] = list(set(group_entity['packages'] + [pkg_name]))
  else:
  group_entity['packages'] = [pkg_name]
  ckan.group_entity_put(group_entity)
  except CkanApiError, e:
  if ckan.last_status == 404:
  print "group does not exist, creating"
  group_entity = {
  'name': group_name,
  'title': doc.value['metadata']["Agency"],
  'description': doc.value['metadata']["Agency"],
  'packages': [pkg_name],
  # 'type': "organization" # not allowed via API, use database query
  # update "group" set type = 'organization';
  }
  print group_entity
  ckan.group_register_post(group_entity)
  elif ckan.last_status == 409:
  print "group already exists"
  else:
  raise LoaderError('Unexpected status %s adding to group under \'%s\': %r' % (
  ckan.last_status, pkg_name, e.args))
   
  # #add to or create organization using direct API
  # org_name = name_munge(doc.value['metadata']["Agency"][:100])
  # if org_name not in orgs_list:
  # orgs_list = ckandirect.action.organization_list()['result']
  # print orgs_list
  # if org_name not in orgs_list:
  # try:
  # print "org not found, creating "+org_name
  # ckandirect.action.organization_create(name = org_name, title= doc.value['metadata']["Agency"],
  # description= doc.value['metadata']["Agency"])
  # orgs_list.append(org_name)
  # except ckanapi.ValidationError, e:
  # print e
  # raise LoaderError('Unexpected status')
  #
# try: # try:
# print ckan.group_entity_get(group_name) # print "linking package to "+org_name
# #
# # Update the group details # #brute force
# group_entity = ckan.last_message # org = ckandirect.action.organization_show(id=org_name)
# print "group exists" # #print org["result"]["packages"]
# if 'packages' in group_entity.keys(): # #print pkg
# group_entity['packages'] = list(set(group_entity['packages'] + [pkg_name])) # org["result"]["packages"].append({"id":pkg['id'], "name": pkg_name})
# else: # #print org["result"]
# group_entity['packages'] = [pkg_name] # ckandirect.call_action(action="organization_update", data_dict=org["result"])
# ckan.group_entity_put(group_entity) #
# except CkanApiError, e: # # if only this worked
# if ckan.last_status == 404: # print ckandirect.action.package_owner_org_update(id=pkg['id'],organization_id=org["result"]["id"])
# print "group does not exist, creating" #
# group_entity = { # except ckanapi.ValidationError, e:
# 'name': group_name, # print e
# 'title': doc.value['metadata']["Agency"], # raise LoaderError('Unexpected status')
# 'description': doc.value['metadata']["Agency"], # except ckanapi.CKANAPIError, e:
# 'packages': [pkg_name], # print "lol"
# # 'type': "organization" # not allowed via API, use database query  
# # update "group" set type = 'organization';  
# }  
# print group_entity  
# ckan.group_register_post(group_entity)  
# elif ckan.last_status == 409:  
# print "group already exists"  
# else:  
# raise LoaderError('Unexpected status %s adding to group under \'%s\': %r' % (  
# ckan.last_status, pkg_name, e.args))  
   
#add to or create organization using direct API  
org_name = name_munge(doc.value['metadata']["Agency"][:100])  
if org_name not in orgs_list:  
orgs_list = ckandirect.action.organization_list()['result']  
print orgs_list  
if org_name not in orgs_list:  
try:  
print "org not found, creating "+org_name  
ckandirect.action.organization_create(name = org_name, title= doc.value['metadata']["Agency"],  
description= doc.value['metadata']["Agency"])  
orgs_list.append(org_name)  
except ckanapi.ValidationError, e:  
print e  
raise LoaderError('Unexpected status')  
   
try:  
print "linking package to "+org_name  
   
#brute force  
org = ckandirect.action.organization_show(id=org_name)  
#print org["result"]["packages"]  
#print pkg  
org["result"]["packages"].append({"id":pkg['id'], "name": pkg_name})  
#print org["result"]  
ckandirect.call_action(action="organization_update", data_dict=org["result"])  
   
# if only this worked  
#print ckandirect.action.package_owner_org_update(id=pkg['id'],organization_id=org["result"]["id"])  
   
except ckanapi.ValidationError, e:  
print e  
raise LoaderError('Unexpected status')  
#except ckanapi.CKANAPIError, e:  
# print "lol"  
   
if 'Download' in doc.value['metadata'].keys(): if 'Download' in doc.value['metadata'].keys():
try: try:
   
resources = pkg.get('resources', []) resources = pkg.get('resources', [])
if len(resources) < len(doc.value['metadata']['Download']): if len(resources) < len(doc.value['metadata']['Download']):
for resource in doc.value['metadata']['Download']: for resource in doc.value['metadata']['Download']:
   
# http://docs.ckan.org/en/ckan-1.7/domain-model-resource.html # http://docs.ckan.org/en/ckan-1.7/domain-model-resource.html
# (KML/KMZ) / (Shapefile) /(Other) # (KML/KMZ) / (Shapefile) /(Other)
format = "plain" format = "plain"
if resource['format'] == '(XML)': if resource['format'] == '(XML)':
format = 'xml' format = 'xml'
if resource['format'] == '(CSV/XLS)': if resource['format'] == '(CSV/XLS)':
format = 'csv' format = 'csv'
name = resource['href'] name = resource['href']
if 'name' in resource.keys(): if 'name' in resource.keys():
name = resource['name'] name = resource['name']
print resource print resource
ckan.add_package_resource(pkg_name, resource['href'], name=name, resource_type='data', ckan.add_package_resource(pkg_name, resource['href'], name=name, resource_type='data',
format=format, size=human2bytes(resource['size'].replace(',', ''))) format=format, size=human2bytes(resource['size'].replace(',', '')))
else: else:
print "resources already exist" print "resources already exist"
except CkanApiError, e: except CkanApiError, e:
if ckan.last_status == 404: if ckan.last_status == 404:
print "parent dataset does not exist" print "parent dataset does not exist"
else: else:
raise LoaderError('Unexpected status %s checking for package under \'%s\': %r' % ( raise LoaderError('Unexpected status %s checking for package under \'%s\': %r' % (
ckan.last_status, pkg_name, e.args)) ckan.last_status, pkg_name, e.args))