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rOACCT/django_api/admin.py
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admin.py
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from django.contrib import admin
from django import forms
from datetime import date, datetime
import re
from import_export.admin import ImportExportModelAdmin
from django.contrib.admin import TabularInline
from django.contrib.admin import SimpleListFilter
from django.contrib.admin import RelatedOnlyFieldListFilter
from django.forms.models import BaseInlineFormSet
from django.utils.translation import gettext_lazy as _
#from inline_actions.admin import InlineActionsMixin
#from inline_actions.admin import InlineActionsModelAdminMixin
from django.shortcuts import render
from django.http import HttpResponseRedirect
from django.urls import reverse
from django.utils.html import escape, mark_safe, format_html
from .models import Country
from .models import Language
from .models import Issn
from .models import Oa
from .models import Publisher
from .models import Journal
from .models import Organization
from .models import Version
from .models import Licence
from .models import Cost_factor_type
from .models import Cost_factor
from .models import Term
from .models import ConditionType
from .models import ConditionSubType
from .models import ConditionSet
from .models import OrganizationCondition
from .models import JournalCondition
# Register your models here.
@admin.register(Issn)
class IssnAdmin(ImportExportModelAdmin):
# TODO use RelatedOnlyFieldListFilter for publisher when data allows it
list_filter = ('issn_type', 'journal__publisher__name', )
list_display = ("id", "issn", 'journal')
class IssnInline(admin.TabularInline):
model = Issn
readonly_fields = ('issn', 'issn_type',)
# This Inline is stricty read-only for the moment
def has_change_permission(self, request, obj=None):
return False
def has_add_permission(self, request, obj=None):
return False
def has_delete_permission(self, request, obj=None):
return False
@admin.register(Journal)
class JournalAdmin(ImportExportModelAdmin):
list_display = ("id", "name", "get_journal_issns",)
# TODO use RelatedOnlyFieldListFilter for publisher when data allows it
list_filter = ('oa_status', 'publisher', )
filter_horizontal = ('publisher', 'language', )
search_fields = ('name', 'classIssn__issn')
inlines = (IssnInline, )
@admin.display(description='ISSNs')
def get_journal_issns(self, obj):
return list(Issn.objects.filter(journal=obj))
@admin.register(Language)
class LanguageAdmin(ImportExportModelAdmin):
pass
@admin.register(Organization)
class OrganizationAdmin(ImportExportModelAdmin):
list_display = ("id", "name")
list_filter = ('is_funder', ('country', RelatedOnlyFieldListFilter))
filter_horizontal = ('country', )
search_fields = ('name', )
@admin.register(Version)
class VersionAdmin(ImportExportModelAdmin):
pass
@admin.register(Country)
class CountryAdmin(ImportExportModelAdmin):
pass
@admin.register(Oa)
class OaAdmin(ImportExportModelAdmin):
pass
@admin.register(Publisher)
class PublisherAdmin(ImportExportModelAdmin):
list_display = ("id", "name")
# Experimental: what will happen with 200+ countries in the database?
list_filter = (('country', RelatedOnlyFieldListFilter), )
filter_horizontal = ('country', )
@admin.register(Term)
class TermAdmin(ImportExportModelAdmin):
list_display = ("id", "__str__", )
list_filter = ('version', 'licence', 'ir_archiving')
search_fields = ("id", "comment", "embargo_months")
filter_horizontal = ('version', 'cost_factor', 'licence', )
# textarea input is better for comments
def get_form(self, request, obj=None, **kwargs):
kwargs['widgets'] = {'comment': forms.Textarea}
return super().get_form(request, obj, **kwargs)
@admin.register(ConditionType)
class ConditionTypeAdmin(ImportExportModelAdmin):
list_display = ("id", "condition_issuer")
@admin.register(ConditionSubType)
class ConditionTypeAdmin(ImportExportModelAdmin):
list_display = ("id", "label")
class JournalConditionFormset(forms.BaseInlineFormSet):
def __init__(self, *args, **kwargs):
super(JournalConditionFormset, self).__init__(*args, **kwargs)
self.queryset = self.queryset.select_related("journal", 'condition_set')
#class JournalConditionInline(InlineActionsMixin, TabularInline):
class JournalConditionInline(TabularInline):
model = JournalCondition
fields = ('journal', 'valid_from', 'valid_until')
extra = 1
#inline_actions = ['connect_all_journals']
autocomplete_fields = ('journal', )
formset = JournalConditionFormset
"""
def connect_all_journals(self, request, obj, parent_obj=None):
# Do stuff here, then return None to go to current view
return None
connect_all_journals.short_description = ("Connect Condition Set with some or all Journals")
"""
def get_queryset(self, request):
qs = super(JournalConditionInline, self).get_queryset(request).prefetch_related()
return qs.select_related('journal')
class OrganizationConditionFormset(forms.BaseInlineFormSet):
def __init__(self, *args, **kwargs):
super(OrganizationConditionFormset, self).__init__(*args, **kwargs)
self.queryset = self.queryset.select_related("organization", 'condition_set')
class OrganizationConditionInline(TabularInline):
#class OrganizationConditionInline(InlineActionsMixin, TabularInline):
# model = OrganizationCondition
model = ConditionSet.organization.through
extra = 1
autocomplete_fields = ('organization', )
formset = OrganizationConditionFormset
@admin.action(description='Apply selected condition sets to multiple Journals')
def connect_with_all_journals(modeladmin, request, queryset):
# print(request.POST)
if request.POST.get('apply'):
try:
valid_from = date.fromisoformat(request.POST['valid_from'])
valid_until = date.fromisoformat(request.POST['valid_until'])
issn_list = set([x for x in re.split(' |,|;|\n|\r|\t', request.POST['issn_list']) if len(x) > 0])
print(issn_list)
if valid_from > valid_until:
raise ValueError
# print((valid_from, valid_until))
if len(issn_list) == 0:
all_journals = Journal.objects.all()
else:
journal_ids = list(Issn.objects.filter(issn__in=issn_list).values_list('journal', flat=True).distinct())
# print(journal_ids)
all_journals = Journal.objects.filter(id__in=journal_ids)
print(all_journals)
print(len(issn_list), len(all_journals))
# all_journals =[]
# The following block could certainly be optimized! AB 2021-08-12
for condition_set in queryset:
# print('-----------------')
# print(condition_set)
for j in all_journals:
# print(j)
# search for existing connections
existing_connections = JournalCondition.objects.filter(journal=j,
condition_set=condition_set,
valid_from__lt=date.today(),
valid_until__gt=date.today())
# print(existing_connections)
if len(existing_connections) == 0:
new_journal_condition = JournalCondition(journal=j,
condition_set=condition_set,
valid_from=valid_from,
valid_until=valid_until)
new_journal_condition.save()
else:
# This should not happen, or could it?
print(f'{j} already connected with {condition_set}')
return None
except ValueError:
pass
return render(request, 'admin/get_validity_dates.html', context={'queryset': queryset, 'objects': 'journals'})
@admin.action(description='Apply selected condition sets to all Organizations')
def connect_with_all_organizations(modeladmin, request, queryset):
if request.POST.get('apply'):
try:
valid_from = date.fromisoformat(request.POST['valid_from'])
valid_until = date.fromisoformat(request.POST['valid_until'])
if valid_from > valid_until:
raise ValueError
# print((valid_from, valid_until))
all_orgs = Organization.objects.all()
for condition_set in queryset:
# print('-----------------')
# print(condition_set)
for o in all_orgs:
# print(o)
# search for existing connections
existing_connections = OrganizationCondition.objects.filter(organization=o,
condition_set=condition_set,
valid_from__lt=date.today(),
valid_until__gt=date.today())
# print(existing_connections)
if len(existing_connections) == 0:
new_organization_condition = OrganizationCondition(organization=o,
condition_set=condition_set,
valid_from=valid_from,
valid_until=valid_until)
new_organization_condition.save()
return None
except ValueError:
pass
return render(request, 'admin/get_validity_dates.html', context={'queryset': queryset, 'objects': 'organizations'})
@admin.action(description='Set valid_until date')
def end_validity(modeladmin, request, queryset):
# print(request.POST)
if request.POST.get('apply'):
try:
valid_until = date.fromisoformat(request.POST['date'])
queryset.update(valid_until=valid_until)
return None
except ValueError:
pass
return render(request, 'admin/get_single_validity_date.html',
context={'queryset': queryset.prefetch_related(), 'limit': 'end', 'objects': 'selected journal-condition connections'})
@admin.action(description='Set valid_from date')
def start_validity(modeladmin, request, queryset):
# print(request.POST)
if request.POST.get('apply'):
try:
valid_from = date.fromisoformat(request.POST['date'])
queryset.update(valid_from=valid_from)
return None
except ValueError:
pass
return render(request, 'admin/get_single_validity_date.html',
context={'queryset': queryset, 'limit': 'start', 'objects': 'selected journal-condition connections'})
class ConditionSetAdminForm(forms.ModelForm):
class Meta:
model = ConditionSet
fields = ['condition_type', 'subtype', 'term', 'source', 'comment', ]
def __init__(self, *args, **kwargs):
#start = datetime.now()
super(ConditionSetAdminForm, self).__init__(*args, **kwargs)
self.fields['term'].queryset = Term.objects.all().prefetch_related('licence', 'cost_factor', 'version')
#print('ConditionSetAdminForm.__init__(): ', datetime.now(), datetime.now()-start)
@admin.register(ConditionSet)
class ConditionSetAdmin(ImportExportModelAdmin):
# class ConditionSetAdmin(InlineActionsModelAdminMixin, ImportExportModelAdmin):
list_display = ("id", "condition_type", "comment")
search_fields = ['organization__name', 'journal__name', 'comment', 'id', 'condition_type__condition_issuer']
list_filter = ('condition_type', )
form = ConditionSetAdminForm
filter_horizontal = ('term', )
exclude = ('organization', 'journal', )
inlines = (OrganizationConditionInline, JournalConditionInline, )
# inlines = (OrganizationConditionInline, )
actions = [connect_with_all_journals, connect_with_all_organizations]
# textarea input is better for comments
def get_form(self, request, obj=None, **kwargs):
kwargs['widgets'] = {'comment': forms.Textarea}
return super().get_form(request, obj, **kwargs)
def get_queryset(self, request):
#start = datetime.now()
test_model_qs = super(ConditionSetAdmin, self).get_queryset(request)
test_model_qs = test_model_qs.prefetch_related('organization', 'journal')
#print('ConditionSetAdmin.get_queryset(): ', datetime.now(), datetime.now()-start)
return test_model_qs
class XConditionValidListFilter(SimpleListFilter):
# Human-readable title which will be displayed in the
# right admin sidebar just above the filter options.
title = _('currently valid')
# Parameter for the filter that will be used in the URL query.
parameter_name = 'valid'
def lookups(self, request, model_admin):
"""
Returns a list of tuples. The first element in each
tuple is the coded value for the option that will
appear in the URL query. The second element is the
human-readable name for the option that will appear
in the right sidebar.
"""
return (
('true', _('True')),
('false', _('False')),
)
def queryset(self, request, queryset):
"""
Returns the filtered queryset based on the value
provided in the query string and retrievable via
`self.value()`.
"""
# Compare the requested value (either '80s' or '90s')
# to decide how to filter the queryset.
if self.value() == 'true':
return queryset.filter(valid_from__lte=date.today(),
valid_until__gte=date.today())
if self.value() == 'false':
return queryset.exclude(valid_from__lte=date.today(),
valid_until__gte=date.today())
class ConditionSetListDynamicFilter(SimpleListFilter):
title = _('condition sets (publisher-dependant)')
parameter_name = 'condition_set'
def lookups(self, request, model_admin):
if 'journal__publisher__name' in request.GET:
# A publisher name filter is in effect
journal_publisher_name = request.GET['journal__publisher__name']
print([journal_publisher_name])
#cs_by_publisher = model_admin.model.objects.filter(journal__publisher__name=journal_publisher_name)
#print(cs_by_publisher)
#jcs_by_publisher = model_admin.model.objects.all().filter(journal__publisher__name=journal_publisher_name).prefetch_related()
#condition_sets = set([c.condition_set for c in model_admin.model.objects.all().filter(journal__publisher__name=journal_publisher_name)])
#condition_sets = sorted(list(condition_sets))
cs = model_admin.model.objects.filter(journal__publisher__name=journal_publisher_name).values_list('condition_set')
condition_sets = ConditionSet.objects.filter(id__in=cs).order_by('id')
print(condition_sets)
#condition_sets = ConditionSet.objects.filter(journal__publisher__name=journal_publisher_name).order_by('id')
#condition_sets = model_admin.model.objects.filter(journal__publisher__name=journal_publisher_name).
else:
#condition_sets = set([c.condition_set for c in model_admin.model.objects.all()])
condition_sets = ConditionSet.objects.all().order_by('id')
return [(s.id, str(s)) for s in condition_sets]
def queryset(self, request, queryset):
if self.value():
return queryset.filter(condition_set__id__exact=self.value())
@admin.register(OrganizationCondition)
class OrganizationConditionAdmin(ImportExportModelAdmin):
@admin.display(description='Condition Set')
def link_to_conditionset(self, obj):
link = reverse("admin:django_api_conditionset_change", args=[obj.condition_set.id])
return format_html(f'<a href="{link}">{obj.condition_set}</a>')
search_fields = ("id", "organization__name", "condition_set__id")
list_display = ("id", "organization_name", "link_to_conditionset", "valid_from", "valid_until")
list_select_related = ('condition_set', )
list_filter = ('condition_set__condition_type', XConditionValidListFilter,
('condition_set', RelatedOnlyFieldListFilter))
def organization_name(self, obj):
return obj.organization.name
def get_queryset(self, request):
qs = super(OrganizationConditionAdmin, self).get_queryset(request)
return qs.select_related('condition_set', 'organization', 'condition_set__condition_type', )
@admin.register(Licence)
class LicenceAdmin(ImportExportModelAdmin):
pass
@admin.register(JournalCondition)
class JournalConditionAdmin(ImportExportModelAdmin):
@admin.display(description='Condition Set')
def link_to_conditionset(self, obj):
link = reverse("admin:django_api_conditionset_change", args=[obj.condition_set.id])
return format_html(f'<a href="{link}">{obj.condition_set}</a>')
search_fields = ("id", "journal__name", "condition_set__id")
list_display = ("id", "journal_name", "link_to_conditionset", "valid_from", "valid_until")
list_filter = ('condition_set__condition_type', XConditionValidListFilter,
'journal__publisher__name',
ConditionSetListDynamicFilter)
#list_filter = ('condition_set__condition_type', XConditionValidListFilter,
# 'journal__publisher__name',)
actions = (end_validity, start_validity, )
def journal_name(self, obj):
return obj.journal.name
def get_queryset(self, request):
qs = super(JournalConditionAdmin, self).get_queryset(request)
return qs.select_related('condition_set', 'journal')
# unsuccessful attempt
# def formfield_for_foreignkey(self, db_field, request, **kwargs):
# if db_field.name == "journal":
# kwargs["queryset"] = Journal.objects.filter(publisher__name__in=Publisher.objects.order_by().values('name').distinct())
# return super().formfield_for_foreignkey(db_field, request, **kwargs)
@admin.register(Cost_factor)
class Cost_factorAdmin(ImportExportModelAdmin):
list_display = ("id", "comment", "amount", "symbol")
list_filter = ('cost_factor_type', 'symbol')
# textarea input is better for comments
def get_form(self, request, obj=None, **kwargs):
kwargs['widgets'] = {'comment': forms.Textarea}
return super().get_form(request, obj, **kwargs)
@admin.register(Cost_factor_type)
class Cost_factor_typeAdmin(ImportExportModelAdmin):
list_display = ("id", "name")
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