source: mauRepo/MolesManager/trunk/src/libs/migration/processor/deployment.py @ 8279

Subversion URL: http://proj.badc.rl.ac.uk/svn/ndg/mauRepo/MolesManager/trunk/src/libs/migration/processor/deployment.py@8279
Revision 8279, 31.4 KB checked in by mnagni, 8 years ago (diff)

Complete - # 22386: CEDA Observation - title
 http://team.ceda.ac.uk/trac/ceda/ticket/22386

Line 
1'''
2Created on 15 Nov 2011
3
4@author: mnagni
5'''
6from libs.migration.processor.commons import findMolesLineage,\
7    createMO_ResponsiblePartyInfo,\
8    DO_BADC, DO_NEODC, findAuthorsInResource, CEDA,\
9    createMD_Identifier, extractSummary, extractQuality, \
10    hasAtomDocumentSameHash, getAtomDocumentHashByMO, extractTitle,\
11        createCEDA_Result,\
12    createEX_GeographicBoundingBox, extractGeographicExtentInMigrationDocument, findDownloadLinksInMigrationDocument,\
13    findDOIInMigrationDocument, extractContent, createCI_Citation, createCI_Date, createDate,\
14    createTM_Position, createTM_Instant, extractMolesCreationDate,\
15    createDateTime, isoDateTimeStringToTimeDate, extractMolesProviderID,\
16    DO_UKSSDC, createMO_Organization,\
17    createCI_Contact, createCI_Address, createCI_OnlineResource,\
18    createCI_Telephone, extractMolesTemporalRange, isoDateStringToTimeDate,\
19    createTM_Period, createCI_Individual, findAccessLinksInMigrationDocument,\
20    findLinksInDeployment, createMD_LegalConstraints,\
21    createDQ_Element, createDQ_ConformanceResult, findUpdatedDate,\
22    createMD_Metadata, createMO_OnlineResource, createCEDA_Review, calculateHash,\
23    createCI_ResponsibleParty, extractUpdateFrequency,\
24    findLinksInMigrationDocument, findSubTypeInDPT, extractMolesPublishedDate,\
25    createMD_Keywords
26from ea_model.moles3_4.utilities.mo_rolevalue import MO_RoleValue
27from ea_model.ceda_metadatamodel.ceda_observation.ceda_observation import CEDA_Observation
28from libs.migration.MigrationEPB import MigrationEPB
29from libs.epb import EPB
30from libs.migration.processor.deployment_data import DeploymentDataProcessor
31from ea_model.moles3_4.utilities.mo_publicationstatevalue import MO_PublicationStateValue
32from libs.migration.exception.exceptions import NoDataLineage,\
33    NoAssociatedAuthor
34from MolesManager.moles3epb import Moles3EPB
35from libs.migration.authors import authors
36from logging import StreamHandler
37import logging
38from datetime import date
39from ea_model.iso_19115_2006_metadata_corrigendum.citation_and_responsible_party_information.ci_onlinefunctioncode import CI_OnLineFunctionCode
40from ea_model.iso_19115_2006_metadata_corrigendum.citation_and_responsible_party_information.ci_datetypecode import CI_DateTypeCode
41from ea_model.iso_19115_2006_metadata_corrigendum.constraint_information.md_restrictioncode import MD_RestrictionCode
42from copy import deepcopy
43import datetime
44from libs.migration.InfodbEPB import InfodbEPB
45from ea_model.ceda_metadatamodel.ceda_result import ceda_curationvalue
46from ea_model.ceda_metadatamodel.ceda_utilities.ceda_reviewfrequencyvalue import CEDA_ReviewFrequencyValue
47from ea_model.ceda_metadatamodel.ceda_utilities.ceda_reviewstatusvalue import CEDA_ReviewStatusValue
48from MolesManager.ceda_guid import CedaGUID
49from ea_model.iso_19115_2006_metadata_corrigendum.citation_and_responsible_party_information.ci_rolecode import CI_RoleCode
50from ea_model.iso_19115_2006_metadata_corrigendum.maintenance_information.md_maintenancefrequencycode import MD_MaintenanceFrequencyCode
51from ea_model.ceda_metadatamodel.ceda_result.ceda_curationvalue import CEDA_CurationValue
52
53class DeploymentProcessor(object):
54    '''
55        Migrates a deployment element in a CEDA_Observation entity
56    '''
57    publisherName = 'CEDA'
58   
59    log = logging.getLogger('DeploymentProcessor')
60    log.addHandler(StreamHandler())
61    log.setLevel(logging.INFO)   
62    def __init__(self, dataEntityMigration, deploymentMigration, migrationSessions):
63        '''
64            Initializes the class
65            @param dataEntityMigration: a DataEntityMigration instance
66            @param deploymentMigration: the DeploymentMigration instance
67            @param migrationSessions: a MigrationSessions instance   
68        '''             
69        self._dataEntityMigration = dataEntityMigration
70        self._deploymentMigration = deploymentMigration
71        self._dataEntityHasSameHash = hasAtomDocumentSameHash(self._dataEntityMigration) and self._dataEntityMigration.doc_hash is not None
72        self._deploymentHasSameHash = hasAtomDocumentSameHash(self._deploymentMigration) and self._deploymentMigration.doc_hash is not None
73       
74        self._migrationSessions = migrationSessions
75
76    def _existsCEDAasPublisher(self):
77        for rp in self._ceda_observation.relatedParty:
78            if rp.role == MO_RoleValue.cl_publisher:
79                for party in rp.parties:
80                    if party.name == DeploymentProcessor.publisherName:
81                        return True
82        return False
83
84    """                   
85    def _extractResponsiblePartyInfo(self, authors = None, parsedParties = []):
86        '''
87            @param authors: the deployment's authors
88            @param parsedParties: a list to fill with the created MO_ResponsiblePartyInfos
89        '''
90        #First is assumend to be the author
91        i_party = createMO_Organization(name = authors[:1])
92        parsedParties.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_author, [i_party]))
93        i_party = []
94        if len(authors) < 2:
95            return
96       
97        for i_name in authors[:1]:
98            i_party.append(createMO_Organization(name = i_name))           
99        parsedParties.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_coinvestigator, i_party))           
100    """
101
102    def _addResponsiblePartyInfo(self, oldResponsiblePartyInfos, newResponsiblePartyInfo):
103        opi = None
104        for oldPartyInfo in oldResponsiblePartyInfos:
105            if oldPartyInfo.role == newResponsiblePartyInfo.role:
106                opi = oldPartyInfo
107                break
108           
109        if len(oldResponsiblePartyInfos) == 0 or opi is None:
110            oldResponsiblePartyInfos.append(newResponsiblePartyInfo)
111       
112        if opi is not None: 
113            for np in newResponsiblePartyInfo.party:
114                opi.party.append(np)
115       
116
117    def _assignName(self, observation):       
118        '''
119            @param relatedPartyInfos: a MO_ResponsiblePartyInfo list
120            @return True if the documents changed, False otherwise
121        '''
122        whereAreAuthors = self._deploymentMigration       
123        doc_authors = findAuthorsInResource(self._deploymentMigration)       
124        if doc_authors['authors'] in [DO_BADC, DO_NEODC]:
125            doc_authors = findAuthorsInResource(self._dataEntityMigration)
126            whereAreAuthors = self._dataEntityMigration
127
128        i_party = createMO_Organization(name = CEDA)
129        observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_curator, [i_party])) 
130               
131        ind_names = []
132        org_names = []
133        if authors.has_key(doc_authors['authors']):
134            tmp_auth = authors[doc_authors['authors']]
135            ret = self._extractIndividualsAndOrganizations(tmp_auth, whereAreAuthors)
136
137            if len(ret['ind']) > 0:
138                i_party = createCI_Individual(name = ret['ind'][0])
139                observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_author, [i_party]))                 
140            if len(ret['org']) > 0:
141                i_party = createMO_Organization(name = ret['org'][0])
142                observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_author, [i_party]))
143           
144            if len(ret['ind']) > 1:
145                ind_names.extend(ret['ind'][1:])                                                                       
146            if len(ret['org']) > 1:
147                org_names.extend(ret['org'][1:])
148            if len(ret['co_ind']) > 0:                               
149                ind_names.extend(ret['co_ind'])
150            if len(ret['co_org']) > 0:                               
151                org_names.extend(ret['co_org'])                   
152                       
153        else:
154            raise NoAssociatedAuthor(doc_authors['authors'], migrationObject = whereAreAuthors)
155                     
156        if doc_authors['contributors'] and authors.has_key(doc_authors['contributors']):
157            tmp_auth = authors[doc_authors['contributors']]           
158            ret = self._extractIndividualsAndOrganizations(tmp_auth, whereAreAuthors)
159            ind_names.extend(ret['ind'])
160            ind_names.extend(ret['co_ind'])
161            org_names.extend(ret['org'])
162            org_names.extend(ret['co_org'])
163           
164        i_party = []
165        for nm in ind_names:
166            i_party.append(createCI_Individual(name = nm))
167        if i_party:
168            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_coinvestigator, i_party))   
169       
170        del i_party[:]
171        for nm in org_names:
172            i_party.append(createMO_Organization(name = nm))
173        if i_party:
174            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_coinvestigator, i_party))
175
176    def _extractIndividualsAndOrganizations(self, tmp_auth, whereAreAuthors):
177        if whereAreAuthors is None:
178            raise Exception("migrationObject is None")
179        try:
180            if tmp_auth['author'] == 'unknown':
181                doc_authors = findAuthorsInResource(self._dataEntityMigration)
182                tmp_auth = authors[doc_authors['authors']]
183           
184            ret = {'ind': [], 'org': [], 'co_ind': [], 'co_org': []}
185            if tmp_auth['type'] == 'ind':
186                ret['ind'].append(tmp_auth['author'])
187            elif tmp_auth['type'] == 'org':
188                ret['org'].append(tmp_auth['author'])           
189               
190            if tmp_auth['author'] == 'unknown':
191                DeploymentProcessor.log.debug("%s %s %s has unknown author" \
192                                             % (whereAreAuthors.doc_status, whereAreAuthors.doc_owner, whereAreAuthors.doc_name))       
193
194            for item in tmp_auth['co_author_type']:           
195                if (tmp_auth['co_author'][tmp_auth['co_author_type'].index(item)] == 'unknown'):
196                    doc_authors = findAuthorsInResource(self._dataEntityMigration)
197                    tmp_auth = authors[doc_authors['contributors']]
198                    break
199                 
200            for item in tmp_auth['co_author_type']:
201                if item == 'ind':
202                    ret['co_ind'].append(tmp_auth['co_author'][tmp_auth['co_author_type'].index(item)])
203                elif item == 'org':
204                    ret['co_org'].append(tmp_auth['co_author'][tmp_auth['co_author_type'].index(item)])
205           
206                if (tmp_auth['co_author'][tmp_auth['co_author_type'].index(item)] == 'unknown'):
207                    DeploymentProcessor.log.info("%s %s %s has unknown author" \
208                                                 % (whereAreAuthors.doc_status, whereAreAuthors.doc_owner, whereAreAuthors.doc_name))
209        except Exception as e:
210            print e
211        return ret
212
213    def _assignLineage(self, observation):
214        data_lineage = findMolesLineage(self._dataEntityMigration)
215        if data_lineage is None:
216            raise NoDataLineage(self._dataEntityMigration)
217        Moles3EPB.addDataLineageToObservation(data_lineage, observation, self._migrationSessions.molesSession)       
218       
219    def _assignTitle(self, observation):       
220        doc_title = extractTitle(self._deploymentMigration)
221        if doc_title is None:
222            doc_title = extractTitle(self._dataEntityMigration)
223       
224        if doc_title.startswith('deployment_') or doc_title.startswith('Deployment_'):
225            links = findLinksInMigrationDocument(self._deploymentMigration)
226            dptList = links['DPT']
227            if links.has_key('DPT'):
228                doc_title = 'Data from ' + dptList[0]['title']
229                if len(dptList) > 2:
230                    for dpt in dptList[1:-2]:
231                        doc_title += ', ' + dpt['title']
232                    if len(dptList) > 1:
233                        doc_title += ' and ' + dptList[-1]
234                                                       
235            links = findLinksInDeployment(self._deploymentMigration)
236            if links.has_key('OBS'):
237                obsList = []
238                for obs in links['OBS']:
239                    observationStation = MigrationEPB.getDeploymentDataMigrationByName(self._deploymentMigration, obs + \
240                                                                                   '.atom', self._migrationSessions.migrationSession)
241                    obsList.append((extractTitle(observationStation), findSubTypeInDPT(observationStation)))
242               
243                if obsList[0][1] in ['stationary platform' ,'moving platform', 'ship','aircraft','satellite','computer']:
244                    doc_title += ' on '
245                else : 
246                    doc_title += ' at '
247                    doc_title += obsList[0][0]
248                if len(obsList) > 2:
249                    for obs in obsList[1:-2]:
250                        doc_title += ', ' + obs[0]
251                    if len(obsList) > 1:
252                        doc_title += ' and ' + obsList[-1][0]
253           
254            if links.has_key('ACTIVITY'):             
255                for link in links['ACTIVITY']:
256                    activity = MigrationEPB.getDeploymentDataMigrationByName(self._deploymentMigration, link + '.atom', \
257                                                                             self._migrationSessions.migrationSession)                   
258     
259                    projSubType = findSubTypeInDPT(activity)
260                    doc_title += ' for the ' + extractTitle(activity)
261                    if projSubType[0:14] == 'dgActivityData':
262                        doc_title += ' ' + projSubType[14:]
263                    else :
264                        doc_title += ' ' + projSubType
265                                                       
266        else:             
267            if doc_title[0:10] != 'Data from' :
268                doc_title = "Data from " + doc_title           
269        auth = createCI_Citation(title = 'ceda_title')                 
270        identifier = createMD_Identifier(code = doc_title, authority = auth)
271        observation.identifier.append(identifier)
272
273    def _assignDescription(self, observation):
274        summary = extractSummary(self._deploymentMigration, self._dataEntityMigration)
275        Moles3EPB.addDescriptionToObservation(summary, observation, self._migrationSessions.molesSession)
276       
277    def _assignQuality(self, observation):
278        doc_quality = extractQuality(self._dataEntityMigration)
279        doc_date = findUpdatedDate(self._dataEntityMigration)
280        ci_dates = []           
281        if doc_date:
282            i_date = createDate(isoDateTimeStringToTimeDate(doc_date))               
283            ci_dates.append(createCI_Date(CI_DateTypeCode.cl_revision, date = i_date))           
284        else:
285            i_date = createDate(isoDateTimeStringToTimeDate(datetime.datetime.now()))
286            ci_dates.append(createCI_Date(CI_DateTypeCode.cl_creation, date = i_date))
287
288        i_specification = createCI_Citation(title = "CEDA Data Quality Statement", date=ci_dates)
289        i_dq_result = createDQ_ConformanceResult(doc_quality, True, i_specification)
290        i_quality_element = createDQ_Element(i_dq_result)       
291        observation.resultQuality.append(i_quality_element)
292       
293    def updateObservation(self):
294        ceda_observation = EPB.searchOrCreate(CEDA_Observation, self._migrationSessions.molesSession, \
295                                              self._deploymentMigration.ceda_observation_id)
296        return ceda_observation
297       
298
299    def _assignResult(self, observation):
300        # TDB - Check that if is an update or not!       
301        download = findDownloadLinksInMigrationDocument(self._deploymentMigration)
302        content = None
303        if len(download) == 0:
304            download = findDownloadLinksInMigrationDocument(self._dataEntityMigration)
305            content = extractContent(self._dataEntityMigration)
306        else:
307            content = extractContent(self._deploymentMigration) 
308        for dwn in download:
309            int_description = None
310            int_applicationProfile = None
311            if content.has_key('formats'):
312                #int_applicationProfile = content['formats']
313                pass
314            if dwn['href'].startswith('http://badc.nerc.ac.uk/browse') or dwn['href'].startswith('http://neodc.nerc.ac.uk/browse'):
315                int_description = "download directly from archive"   
316            i_source = createMO_OnlineResource(linkage = dwn['href'], name = dwn['title'], \
317                                                   function = CI_OnLineFunctionCode.cl_download, \
318                                                   description = int_description, applicationProfile = int_applicationProfile)
319           
320        dataentity_id = '%s__ATOM__%s' % (self._dataEntityMigration.doc_owner, self._dataEntityMigration.doc_name)
321        dataentity_id = dataentity_id.replace('.atom', '')           
322        infodb_de = InfodbEPB.getCedaInfoApp_dataentityByDE_ID(dataentity_id)
323        i_logical_path = '/dummy'
324        if infodb_de is None:
325            i_logical_path = dwn['href'][dwn['href'].index('/browse/') + 7:]
326       
327        if infodb_de and infodb_de.has_key('logical_path'):
328            i_logical_path = infodb_de['logical_path']
329       
330        i_category = ceda_curationvalue.CEDA_CurationValue.cl_a                           
331        if infodb_de and infodb_de.has_key('category') and infodb_de['category']:
332            i_category = CEDA_CurationValue.from_string(infodb_de['category'].lower()) #self._getcurationcategory(infodb_de['category'])               
333        observation.result = createCEDA_Result(i_category, i_logical_path, source = [i_source])                               
334
335
336    def _assignGeographicExtent(self, observation):
337        # TDB - Check that if is an update or not!
338        ge = extractGeographicExtentInMigrationDocument(self._deploymentMigration)
339        if not ge:
340            ge = extractGeographicExtentInMigrationDocument(self._dataEntityMigration)
341        if ge:
342            observation.geographicExtent.append(createEX_GeographicBoundingBox(ge['east'], ge['north'], ge['west'], ge['south']))
343
344    def _assignCreationDate(self, observation):
345        # TDB - Check that if is an update or not!
346        creation_date = extractMolesPublishedDate(self._deploymentMigration)
347        if creation_date is None:
348            creation_date = extractMolesCreationDate(self._deploymentMigration)
349        py_datetime = isoDateTimeStringToTimeDate(creation_date)
350        date_time = createDateTime(py_datetime)   
351        tm_position = createTM_Position(dateTime8601 = date_time)
352        observation.resultTime = createTM_Instant(tm_position)
353
354    def assignDOI(self, observation, doi):
355        if doi and doi.has_key('href'):
356            doi = doi['href'][4:]           
357            py_date = None
358            cited_responsible = createCI_ResponsibleParty(role=CI_RoleCode.cl_publisher, \
359                                                              organizationName='NERC - British Atmospheric Data Centre')
360            if doi.upper() == '10.5285/E8F43A51-0198-4323-A926-FE69225D57DD':
361                py_date = date(2011, 4, 1)
362            elif doi.upper() == '10.5285/78114093-E2BD-4601-8AE5-3551E62AEF2B':
363                py_date = date(2011, 11, 29)               
364            elif doi.upper() == '10.5285/DB8D8981-1A51-4D6E-81C0-CCED9B921390':
365                py_date = date(2012, 4, 16)
366            elif doi.upper() == '10.5285/639A3714-BC74-46A6-9026-64931F355E07':
367                py_date = date(2012, 4, 16)               
368               
369            if py_date:   
370                dt = createDate(py_date)
371                ci_date = createCI_Date(CI_DateTypeCode.cl_publication, date = dt)
372                i_authority = createCI_Citation("DOI", date = ci_date)
373                identifier = createMD_Identifier(code = doi, authority=i_authority)             
374                observation.identifier.append(identifier)
375                DeploymentProcessor.log.info("DOI: %s" % (doi))                                 
376
377    def _assignPublisherCurator(self, observation):       
378        provider_id = extractMolesProviderID(self._deploymentMigration)
379        party = None
380        if provider_id == DO_BADC:
381            i_linkage = 'http://badc.rl.ac.uk'
382            i_onlineResources = createCI_OnlineResource(linkage = i_linkage, name = 'British Atmospheric Data Centre Website')
383            i_address = createCI_Address(deliveryPoint = ['British Atmospheric Data Centre, STFC Rutherford Appleton Laboratory'], \
384                                         electronicMailAddress=['badc@rl.ac.uk'], postalCode='OX11 0QX', country='UK', city='Harwell Oxford')                                   
385            i_phone = createCI_Telephone(voice=['+44(0)1235 446432'])                                   
386            contact = createCI_Contact(phone=i_phone, address=i_address, onlineResource=i_onlineResources)                       
387            party = createMO_Organization(name = "NERC - British Atmospheric Data Centre", contactInfo = [contact])
388        elif provider_id == DO_NEODC:
389            i_linkage = 'http://www.neodc.rl.ac.uk'
390            i_onlineResources = createCI_OnlineResource(linkage = i_linkage, name = 'NERC Earth Observation Data Centre website')
391            i_address = createCI_Address(deliveryPoint = ['NERC - Earth Observation Data Centre, STFC Rutherford Appleton Laboratory'], \
392                                         electronicMailAddress=['neodc@rl.ac.uk'], postalCode='OX11 0QX', country='UK', city='Harwell Oxford')                                   
393            i_phone = createCI_Telephone(voice=['+44(0)1235 446432'])                                 
394            contact = createCI_Contact(phone=i_phone, address=i_address, onlineResource=i_onlineResources)                       
395            party = createMO_Organization(name = 'NERC - British Atmospheric Data Centre', contactInfo = [contact])
396        elif provider_id == DO_UKSSDC:
397            i_linkage = 'http://www.ukssdc.rl.ac.uk'
398            i_onlineResources = createCI_OnlineResource(linkage = i_linkage, name = 'UK Solar System Data Centre website')
399            i_address = createCI_Address(deliveryPoint = ['UK Solar System Data Centre, STFC Rutherford Appleton Laboratory'], \
400                                         electronicMailAddress=['support@rl.ac.uk'], postalCode='OX11 0QX', country='UK', city='Harwell Oxford')                                   
401            i_phone = createCI_Telephone(voice=['+44(0)1235 445173'])                                 
402            contact = createCI_Contact(phone=i_phone, address=i_address, onlineResource=i_onlineResources)                       
403            party = createMO_Organization(name = 'NERC - UK Solar System Data Centre', contactInfo = [contact])
404       
405        if party:
406            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_publisher, [party]))
407            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_custodian, deepcopy([party])))
408            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_distributor, deepcopy([party])))
409            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_pointofcontact, deepcopy([party])))
410            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_metadataowner, deepcopy([party])))
411            observation.relatedParty.append(createMO_ResponsiblePartyInfo(MO_RoleValue.cl_curator, deepcopy([party])))                                                           
412
413    def _assignPhenomenonTime(self, observation):       
414        doc_phenomenon_time = extractMolesTemporalRange(self._deploymentMigration)
415       
416        if doc_phenomenon_time:
417            if '/' in doc_phenomenon_time:
418                period = doc_phenomenon_time.split('/')
419                begin_date = createDate(isoDateStringToTimeDate(period[0]))
420                begin_position = createTM_Position(date8601 = begin_date)
421                begin_tm_instant = createTM_Instant(begin_position)
422               
423                end_date = createDate(isoDateStringToTimeDate(period[1]))
424                end_position = createTM_Position(date8601 = end_date)
425                end_tm_instant = createTM_Instant(end_position)
426               
427                observation.phenomenonTime = createTM_Period(begin_tm_instant, end_tm_instant)
428            else:
429                observation.phenomenonTime = createTM_Position(date8601 = createDate(isoDateStringToTimeDate(doc_phenomenon_time)))         
430
431    def _assignPermission(self, observation):
432        access_link = findAccessLinksInMigrationDocument(self._deploymentMigration)
433        dwn_link = findDownloadLinksInMigrationDocument(self._deploymentMigration)
434        if len(access_link) == 0:
435            access_link = findAccessLinksInMigrationDocument(self._dataEntityMigration) 
436
437        i_accessConstraints = []
438        i_use_limitation = []
439       
440        if len(access_link) == 0:
441            if len(dwn_link) == 0:
442                dwn_link = findDownloadLinksInMigrationDocument(self._dataEntityMigration)
443                if dwn_link and len(dwn_link) == 1:               
444                    i_use_limitation.append("These data are open access and available through %s." % (dwn_link[0]['href']) )
445                    #i_accessConstraints.append(MD_RestrictionCode.cl_)
446                    observation.permission = createMD_LegalConstraints(useLimitation = i_use_limitation, accessConstrains = i_accessConstraints)
447        else:
448            if access_link and len(access_link) == 1:
449                i_use_limitation.append("Access to these data is restricted. To obtain access please apply for access at: %s" % (access_link[0]['href']))
450                i_accessConstraints.append(MD_RestrictionCode.cl_restricted)
451                observation.permission = createMD_LegalConstraints(useLimitation = i_use_limitation, accessConstrains = i_accessConstraints)               
452                                   
453        '''                               
454        contentDict = extractContent(self._deploymentMigration)
455        if not contentDict.has_key('access-restricted'):
456            contentDict = extractContent(self._dataEntityMigration)
457        '''
458           
459    def _assignMoles2Link(self, ceda_observation):
460        i_code = 'http://badc.nerc.ac.uk/view/%s__ATOM__%s' % (self._deploymentMigration.doc_owner, self._deploymentMigration.doc_name)
461        i_code = i_code.replace('.atom', '')
462        #i_code = buildExistDocPath(self._deploymentMigration.doc_status, DT_DEPLOYMENTS, self._deploymentMigration.doc_owner, self._deploymentMigration.doc_name)
463        i_authority = createCI_Citation('moles2url')
464        identifier = createMD_Identifier(code = i_code, authority = i_authority)
465        ceda_observation.identifier.append(identifier)
466   
467    def _assignLanguage(self, ceda_observation):
468        i_date_stamp = createDate(datetime.datetime.now())
469        #i_contact = createCI_Citation("", date = i_date_stamp)
470        i_contact = createCI_ResponsibleParty(CI_RoleCode.cl_user)
471        ceda_observation.metadata = createMD_Metadata(date_stamp=i_date_stamp, contact = [i_contact], language = "English")
472   
473    def _assignInternalReview(self, ceda_observation):
474        i_party = createCI_Individual(name = 'Graham Parton')
475        i_reviewer = createMO_ResponsiblePartyInfo(MO_RoleValue.cl_processor, [i_party])
476        ceda_observation.internalReview.append( \
477            createCEDA_Review(reviewer=i_reviewer, reviewFrequency=CEDA_ReviewFrequencyValue.cl_yearly, \
478                              reviewStatus=CEDA_ReviewStatusValue.cl_required))   
479   
480    def _assignUpdateFrequency(self, ceda_observation):
481        updateFrequency = extractUpdateFrequency(self._deploymentMigration)
482        if updateFrequency:
483            ceda_observation.resultAccumulation = MD_MaintenanceFrequencyCode.from_string(updateFrequency)
484
485    def _assignKeywords(self, ceda_observation):
486        provider_id = extractMolesProviderID(self._deploymentMigration)
487        i_keywords = []
488        if provider_id == DO_BADC:
489            i_keywords.append('Meteorological geographical features')
490        if provider_id == DO_NEODC:
491            i_keywords.append('Orthoimagery')
492        if len(i_keywords) > 0:
493            ceda_observation.keywords.append(createMD_Keywords(i_keywords))           
494   
495    def _create(self):
496        ceda_observation = CEDA_Observation()
497        ceda_observation.publicationState = MO_PublicationStateValue.cl_working
498        self._assignQuality(ceda_observation)
499        self._assignLineage(ceda_observation)
500        self._assignDescription(ceda_observation)
501        self._assignTitle(ceda_observation)
502        self._assignResult(ceda_observation)   
503        self._assignGeographicExtent(ceda_observation)   
504        #self._assignDOI(ceda_observation)       
505        self._assignCreationDate(ceda_observation)
506        self._assignPublisherCurator(ceda_observation)       
507        self._assignPhenomenonTime(ceda_observation)       
508        self._assignPermission(ceda_observation)       
509        self._assignMoles2Link(ceda_observation)               
510        self._assignInternalReview(ceda_observation)       
511        self._assignLanguage(ceda_observation)
512        self._assignUpdateFrequency(ceda_observation)   
513        self._assignName(ceda_observation) 
514        self._assignKeywords(ceda_observation)                         
515        Moles3EPB.addCedaObject(ceda_observation, self._migrationSessions.molesSession, True)
516       
517        MigrationEPB.associateObservationToDeployment(self._deploymentMigration, ceda_observation.id, self._migrationSessions.migrationSession, True)
518       
519        #Adds the CedaGUID       
520        ceda_guid = CedaGUID()
521        ceda_guid.id = calculateHash(self._deploymentMigration.depl_id)
522        ceda_guid.ceda_observation = ceda_observation.id
523        Moles3EPB.addCedaObject(ceda_guid, self._migrationSessions.molesSession, True)
524        DeploymentProcessor.log.info("GUID for this Observation: %s" % (ceda_guid.id))
525       
526        return ceda_observation
527
528    def _getObservation(self):
529        return EPB.search(CEDA_Observation, self._deploymentMigration.ceda_observation_id, self._migrationSessions.molesSession)
530           
531    def _update(self):
532        if hasAtomDocumentSameHash(self._deploymentMigration):
533            return self._getObservation()
534        else:
535            return self.updateObservation()
536       
537    def process(self):
538        ceda_observation = None
539        #Moles3 object exists...
540        if self._deploymentMigration.ceda_observation_id:
541            ceda_observation = self._update()
542        else:
543            #... does not exist so create it
544            ceda_observation = self._create()
545       
546        #process the CEDA_Observation.procedure
547        deploymentDataProcessor = DeploymentDataProcessor(self._deploymentMigration, self._migrationSessions)
548        links = findLinksInDeployment(self._deploymentMigration)
549        procedure = deploymentDataProcessor.createProcess(links)
550       
551        #Temporary commented because CEDA_Project.subProject is not correctly mapped to the DB
552        project = deploymentDataProcessor.createProject(links)       
553        if procedure:
554            ceda_observation.procedure = procedure
555           
556        if project:
557            ceda_observation.inSupportOf = project                 
558                   
559        if procedure or project:                       
560            self._migrationSessions.molesSession.commit()
561           
562        if not self._deploymentHasSameHash:
563            self._deploymentMigration.doc_hash = getAtomDocumentHashByMO(self._deploymentMigration)
564            self._commitMigration()
565             
566       
567        return ceda_observation
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