forked from 0x2620/pandora
add entities backend
This commit is contained in:
parent
e5d5ccd7b9
commit
80ce81ac67
11 changed files with 512 additions and 0 deletions
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@ -24,6 +24,7 @@
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"canAddItems": {"staff": true, "admin": true},
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"canAddItems": {"staff": true, "admin": true},
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"canDownloadVideo": {"guest": -1, "member": -1, "friend": -1, "staff": -1, "admin": -1},
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"canDownloadVideo": {"guest": -1, "member": -1, "friend": -1, "staff": -1, "admin": -1},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditEntities": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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@ -25,6 +25,7 @@
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"canAddItems": {"researcher": true, "staff": true, "admin": true},
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"canAddItems": {"researcher": true, "staff": true, "admin": true},
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"canDownloadVideo": {"guest": -1, "member": -1, "researcher": 3, "staff": 3, "admin": 3},
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"canDownloadVideo": {"guest": -1, "member": -1, "researcher": 3, "staff": 3, "admin": 3},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditEntities": {"staff": true, "admin": true},
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"canEditDocuments": {"researcher": true, "staff": true, "admin": true},
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"canEditDocuments": {"researcher": true, "staff": true, "admin": true},
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"canEditEvents": {"researcher": true, "staff": true, "admin": true},
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"canEditEvents": {"researcher": true, "staff": true, "admin": true},
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"canEditFeaturedEdits": {"researcher": true, "staff": true, "admin": true},
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"canEditFeaturedEdits": {"researcher": true, "staff": true, "admin": true},
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@ -24,6 +24,7 @@
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"canAddItems": {"member": true, "staff": true, "admin": true},
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"canAddItems": {"member": true, "staff": true, "admin": true},
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"canDownloadVideo": {"guest": 0, "member": 0, "staff": 4, "admin": 4},
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"canDownloadVideo": {"guest": 0, "member": 0, "staff": 4, "admin": 4},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditEntities": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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@ -25,6 +25,7 @@
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"canDownloadVideo": {"guest": 1, "member": 1, "staff": 4, "admin": 4},
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"canDownloadVideo": {"guest": 1, "member": 1, "staff": 4, "admin": 4},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditAnnotations": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditDocuments": {"staff": true, "admin": true},
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"canEditEntities": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditEvents": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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"canEditFeaturedEdits": {"staff": true, "admin": true},
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"canEditFeaturedLists": {"staff": true, "admin": true},
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"canEditFeaturedLists": {"staff": true, "admin": true},
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0
pandora/entity/__init__.py
Normal file
0
pandora/entity/__init__.py
Normal file
98
pandora/entity/managers.py
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98
pandora/entity/managers.py
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@ -0,0 +1,98 @@
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# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from django.db.models import Q, Manager
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import ox
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from ox.django.query import QuerySet
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def parseCondition(condition, user, item=None):
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'''
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'''
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k = condition.get('key', 'name')
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k = {
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'user': 'user__username',
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}.get(k, k)
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v = condition['value']
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op = condition.get('operator')
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if not op:
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op = '='
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if op.startswith('!'):
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op = op[1:]
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exclude = True
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else:
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exclude = False
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if k == 'id':
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v = ox.fromAZ(v)
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return Q(**{k: v})
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if isinstance(v, bool): #featured and public flag
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key = k
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else:
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key = "%s%s" % (k, {
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'==': '__iexact',
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'^': '__istartswith',
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'$': '__iendswith',
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}.get(op, '__icontains'))
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key = str(key)
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if exclude:
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q = ~Q(**{key: v})
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else:
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q = Q(**{key: v})
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return q
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def parseConditions(conditions, operator, user, item=None):
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'''
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conditions: [
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{
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value: "war"
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}
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{
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key: "year",
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value: "1970-1980,
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operator: "!="
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},
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{
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key: "country",
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value: "f",
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operator: "^"
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}
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],
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operator: "&"
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'''
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conn = []
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for condition in conditions:
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if 'conditions' in condition:
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q = parseConditions(condition['conditions'],
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condition.get('operator', '&'), user, item)
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if q:
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conn.append(q)
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pass
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else:
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conn.append(parseCondition(condition, user, item))
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if conn:
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q = conn[0]
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for c in conn[1:]:
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if operator == '|':
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q = q | c
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else:
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q = q & c
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return q
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return None
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class EntityManager(Manager):
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def get_query_set(self):
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return QuerySet(self.model)
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def find(self, data, user, item=None):
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#join query with operator
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qs = self.get_query_set()
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conditions = parseConditions(data['query'].get('conditions', []),
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data['query'].get('operator', '&'),
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user, item)
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if conditions:
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qs = qs.filter(conditions)
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return qs
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54
pandora/entity/migrations/0001_initial.py
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54
pandora/entity/migrations/0001_initial.py
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@ -0,0 +1,54 @@
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# -*- coding: utf-8 -*-
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from south.utils import datetime_utils as datetime
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from south.db import db
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from south.v2 import SchemaMigration
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from django.db import models
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class Migration(SchemaMigration):
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def forwards(self, orm):
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# Adding model 'Entity'
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db.create_table('entity_entity', (
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('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
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('created', self.gf('django.db.models.fields.DateTimeField')(auto_now_add=True, blank=True)),
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('modified', self.gf('django.db.models.fields.DateTimeField')(auto_now=True, blank=True)),
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('type', self.gf('django.db.models.fields.CharField')(max_length=255)),
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('name', self.gf('django.db.models.fields.CharField')(max_length=255)),
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('alternativeNames', self.gf('ox.django.fields.TupleField')(default=[])),
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('data', self.gf('ox.django.fields.DictField')(default={})),
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('matches', self.gf('django.db.models.fields.IntegerField')(default=0)),
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('name_sort', self.gf('django.db.models.fields.CharField')(max_length=255, null=True)),
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('name_find', self.gf('django.db.models.fields.TextField')(default='')),
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))
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db.send_create_signal('entity', ['Entity'])
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# Adding unique constraint on 'Entity', fields ['type', 'name']
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db.create_unique('entity_entity', ['type', 'name'])
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def backwards(self, orm):
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# Removing unique constraint on 'Entity', fields ['type', 'name']
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db.delete_unique('entity_entity', ['type', 'name'])
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# Deleting model 'Entity'
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db.delete_table('entity_entity')
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models = {
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'entity.entity': {
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'Meta': {'unique_together': "(('type', 'name'),)", 'object_name': 'Entity'},
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'alternativeNames': ('ox.django.fields.TupleField', [], {'default': '[]'}),
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'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
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'data': ('ox.django.fields.DictField', [], {'default': '{}'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'matches': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
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'modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
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'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
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'name_find': ('django.db.models.fields.TextField', [], {'default': "''"}),
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'name_sort': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
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'type': ('django.db.models.fields.CharField', [], {'max_length': '255'})
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}
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}
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complete_apps = ['entity']
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0
pandora/entity/migrations/__init__.py
Normal file
0
pandora/entity/migrations/__init__.py
Normal file
140
pandora/entity/models.py
Normal file
140
pandora/entity/models.py
Normal file
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# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from __future__ import division, with_statement
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import os
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import re
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from glob import glob
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from urllib import quote, unquote
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from django.db import models
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from django.db.models import Max
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from django.contrib.auth.models import User
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from django.db.models.signals import pre_delete
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import ox
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from ox.django import fields
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import managers
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class Entity(models.Model):
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class Meta:
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unique_together = ("type", "name")
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created = models.DateTimeField(auto_now_add=True)
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modified = models.DateTimeField(auto_now=True)
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type = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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alternativeNames = fields.TupleField(default=[])
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data = fields.DictField(default={}, editable=False)
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matches = models.IntegerField(default=0)
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objects = managers.EntityManager()
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name_sort = models.CharField(max_length=255, null=True)
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name_find = models.TextField(default='', editable=True)
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def save(self, *args, **kwargs):
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self.name_sort = ox.sort_string(self.name or u'')[:255].lower()
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self.name_find = '||' + self.name + '||'.join(self.alternativeNames) + '||'
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super(Entity, self).save(*args, **kwargs)
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#self.update_matches()
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def __unicode__(self):
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return self.get_id()
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@classmethod
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def get(cls, id):
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return cls.objects.get(pk=ox.fromAZ(id))
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@classmethod
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def get_or_create(model, name):
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qs = model.objects.filter(name_find__icontains=u'|%s|'%name)
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if qs.count() == 0:
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instance = model(name=name)
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instance.save()
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else:
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instance = qs[0]
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return instance
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def get_absolute_url(self):
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return ('/entities/%s' % quote(self.get_id())).replace('%3A', ':')
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def get_id(self):
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return ox.toAZ(self.id)
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def editable(self, user, item=None):
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if not user or user.is_anonymous():
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return False
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if user.is_staff or \
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user.get_profile().capability('canEditEntities') == True or \
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(item and item.editable(user)):
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return True
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return False
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def edit(self, data):
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for key in data:
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if key == 'name':
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data['name'] = re.sub(' \[\d+\]$', '', data['name']).strip()
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if not data['name']:
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data['name'] = "Untitled"
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name = data['name']
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num = 1
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while Entity.objects.filter(name=name, type=self.type).exclude(id=self.id).count()>0:
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num += 1
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name = data['name'] + ' [%d]' % num
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self.name = name
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elif key == 'type':
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self.type = data[key]
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elif key == 'alternativeNames':
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self.alternativeNames = tuple([ox.escape_html(v) for v in data[key]])
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else:
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#FIXME: more data validation
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if isinstance(data[key], basestring):
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self.data[key] = ox.sanitize_html(data[key])
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else:
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self.data[key] = data[key]
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def json(self, keys=None, user=None):
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if not keys:
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keys=[
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'editable',
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'id',
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'type',
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'name',
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'alternativeNames',
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] + self.data.keys()
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response = {}
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for key in keys:
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if key == 'id':
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response[key] = self.get_id()
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elif key == 'editable':
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response[key] = self.editable(user)
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elif key in ('name', 'alternativeNames', 'type'):
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response[key] = getattr(self, key)
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elif key in self.data:
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response[key] = self.data[key]
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return response
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def update_matches(self):
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import annotation.models
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import item.models
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import text.models
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urls = [self.get_absolute_url()]
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url = unquote(urls[0])
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if url != urls[0]:
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urls.append(url)
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matches = self.items.count()
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for url in urls:
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matches += annotation.models.Annotation.objects.filter(value__contains=url).count()
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matches += item.models.Item.objects.filter(data__contains=url).count()
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matches += text.models.Text.objects.filter(text__contains=url).count()
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if matches != self.matches:
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Entity.objects.filter(id=self.id).update(matches=matches)
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self.matches = matches
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215
pandora/entity/views.py
Normal file
215
pandora/entity/views.py
Normal file
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# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from __future__ import division
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import ox
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from ox.utils import json
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from ox.django.api import actions
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from ox.django.decorators import login_required_json
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from ox.django.http import HttpFileResponse
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||||||
|
from ox.django.shortcuts import render_to_json_response, get_object_or_404_json, json_response, HttpErrorJson
|
||||||
|
from django import forms
|
||||||
|
from django.db.models import Sum
|
||||||
|
|
||||||
|
from item import utils
|
||||||
|
from item.models import Item
|
||||||
|
from itemlist.models import List
|
||||||
|
|
||||||
|
import models
|
||||||
|
|
||||||
|
def get_entity_or_404_json(id):
|
||||||
|
try:
|
||||||
|
return models.Entity.get(id)
|
||||||
|
except models.Entity.DoesNotExist:
|
||||||
|
response = {'status': {'code': 404,
|
||||||
|
'text': 'Entity not found'}}
|
||||||
|
raise HttpErrorJson(response)
|
||||||
|
|
||||||
|
@login_required_json
|
||||||
|
def addEntity(request, data):
|
||||||
|
'''
|
||||||
|
add entity
|
||||||
|
takes {
|
||||||
|
type:
|
||||||
|
name:
|
||||||
|
alternativeNames
|
||||||
|
}
|
||||||
|
returns {
|
||||||
|
}
|
||||||
|
'''
|
||||||
|
existing_names = []
|
||||||
|
exists = False
|
||||||
|
names = [data['name']] + data.get('alternativeNames', [])
|
||||||
|
for name in names:
|
||||||
|
name = ox.decode_html(name)
|
||||||
|
if models.Entity.objects.filter(type=data['type'],
|
||||||
|
name_find__icontains=u'|%s|'%name).count() != 0:
|
||||||
|
exists = True
|
||||||
|
existing_names.append(name)
|
||||||
|
if not exists:
|
||||||
|
data['name'] = ox.escape_html(data['name'])
|
||||||
|
entity = models.Entity(name=data['name'])
|
||||||
|
for key in ('type', 'alternativeNames'):
|
||||||
|
if key in data and data[key]:
|
||||||
|
value = data[key]
|
||||||
|
if isinstance(value, basestring):
|
||||||
|
value = ox.escape_html(value)
|
||||||
|
if key == 'alternativeNames':
|
||||||
|
value = tuple([ox.escape_html(v) for v in value])
|
||||||
|
setattr(entity, key, value)
|
||||||
|
entity.matches = 0
|
||||||
|
entity.save()
|
||||||
|
response = json_response(status=200, text='created')
|
||||||
|
response['data'] = entity.json()
|
||||||
|
else:
|
||||||
|
response = json_response(status=409, text='name exists')
|
||||||
|
response['data']['names'] = existing_names
|
||||||
|
return render_to_json_response(response)
|
||||||
|
actions.register(addEntity, cache=False)
|
||||||
|
|
||||||
|
@login_required_json
|
||||||
|
def editEntity(request, data):
|
||||||
|
'''
|
||||||
|
takes {
|
||||||
|
id: string
|
||||||
|
name: string
|
||||||
|
description: string
|
||||||
|
item(optional): edit descriptoin per item
|
||||||
|
}
|
||||||
|
returns {
|
||||||
|
id:
|
||||||
|
...
|
||||||
|
}
|
||||||
|
'''
|
||||||
|
response = json_response()
|
||||||
|
entity = get_entity_or_404_json(data['id'])
|
||||||
|
if entity.editable(request.user):
|
||||||
|
entity.edit(data)
|
||||||
|
entity.save()
|
||||||
|
response['data'] = entity.json(user=request.user)
|
||||||
|
else:
|
||||||
|
response = json_response(status=403, text='permission denied')
|
||||||
|
return render_to_json_response(response)
|
||||||
|
actions.register(editEntity, cache=False)
|
||||||
|
|
||||||
|
|
||||||
|
def _order_query(qs, sort, item=None):
|
||||||
|
order_by = []
|
||||||
|
for e in sort:
|
||||||
|
operator = e['operator']
|
||||||
|
if operator != '-':
|
||||||
|
operator = ''
|
||||||
|
key = {
|
||||||
|
'name': 'name_sort',
|
||||||
|
}.get(e['key'], e['key'])
|
||||||
|
order = '%s%s' % (operator, key)
|
||||||
|
order_by.append(order)
|
||||||
|
if order_by:
|
||||||
|
qs = qs.order_by(*order_by, nulls_last=True)
|
||||||
|
qs = qs.distinct()
|
||||||
|
return qs
|
||||||
|
|
||||||
|
def parse_query(data, user):
|
||||||
|
query = {}
|
||||||
|
query['range'] = [0, 100]
|
||||||
|
query['sort'] = [{'key':'name', 'operator':'+'}, {'key':'type', 'operator':'+'}]
|
||||||
|
for key in ('keys', 'group', 'range', 'position', 'positions', 'sort'):
|
||||||
|
if key in data:
|
||||||
|
query[key] = data[key]
|
||||||
|
query['qs'] = models.Entity.objects.find(data, user).exclude(name='')
|
||||||
|
return query
|
||||||
|
|
||||||
|
|
||||||
|
def findEntities(request, data):
|
||||||
|
'''
|
||||||
|
takes {
|
||||||
|
query: {
|
||||||
|
conditions: [
|
||||||
|
{
|
||||||
|
key: 'name',
|
||||||
|
value: 'something',
|
||||||
|
operator: '='
|
||||||
|
}
|
||||||
|
]
|
||||||
|
operator: ","
|
||||||
|
},
|
||||||
|
sort: [{key: 'name', operator: '+'}],
|
||||||
|
range: [0, 100]
|
||||||
|
keys: []
|
||||||
|
}
|
||||||
|
|
||||||
|
possible query keys:
|
||||||
|
name, type
|
||||||
|
|
||||||
|
possible keys:
|
||||||
|
name, type, alternativeNames
|
||||||
|
|
||||||
|
}
|
||||||
|
returns {
|
||||||
|
items: [object]
|
||||||
|
}
|
||||||
|
'''
|
||||||
|
query = parse_query(data, request.user)
|
||||||
|
|
||||||
|
#order
|
||||||
|
qs = _order_query(query['qs'], query['sort'])
|
||||||
|
response = json_response()
|
||||||
|
if 'keys' in data:
|
||||||
|
qs = qs[query['range'][0]:query['range'][1]]
|
||||||
|
|
||||||
|
response['data']['items'] = [l.json(data['keys'], request.user) for l in qs]
|
||||||
|
elif 'position' in data:
|
||||||
|
#FIXME: actually implement position requests
|
||||||
|
response['data']['position'] = 0
|
||||||
|
elif 'positions' in data:
|
||||||
|
ids = [i.get_id() for i in qs]
|
||||||
|
response['data']['positions'] = utils.get_positions(ids, query['positions'])
|
||||||
|
else:
|
||||||
|
response['data']['items'] = qs.count()
|
||||||
|
return render_to_json_response(response)
|
||||||
|
actions.register(findEntities)
|
||||||
|
|
||||||
|
def getEntity(request, data):
|
||||||
|
'''
|
||||||
|
takes {
|
||||||
|
id: string,
|
||||||
|
keys: [string]
|
||||||
|
}
|
||||||
|
returns {
|
||||||
|
key: value
|
||||||
|
}
|
||||||
|
'''
|
||||||
|
response = json_response({})
|
||||||
|
data['keys'] = data.get('keys', [])
|
||||||
|
entity = get_entity_or_404_json(data['id'])
|
||||||
|
response['data'] = entity.json(keys=data['keys'], user=request.user)
|
||||||
|
return render_to_json_response(response)
|
||||||
|
actions.register(getEntity)
|
||||||
|
|
||||||
|
@login_required_json
|
||||||
|
def removeEntity(request, data):
|
||||||
|
'''
|
||||||
|
takes {
|
||||||
|
id: string,
|
||||||
|
or
|
||||||
|
ids: [string]
|
||||||
|
}
|
||||||
|
returns {
|
||||||
|
}
|
||||||
|
'''
|
||||||
|
response = json_response()
|
||||||
|
|
||||||
|
if 'ids' in data:
|
||||||
|
ids = data['ids']
|
||||||
|
else:
|
||||||
|
ids = [data['id']]
|
||||||
|
for id in ids:
|
||||||
|
entity = get_entity_or_404_json(id)
|
||||||
|
if entity.editable(request.user):
|
||||||
|
entity.delete()
|
||||||
|
else:
|
||||||
|
response = json_response(status=403, text='not allowed')
|
||||||
|
break
|
||||||
|
return render_to_json_response(response)
|
||||||
|
actions.register(removeEntity, cache=False)
|
||||||
|
|
|
@ -128,6 +128,7 @@ INSTALLED_APPS = (
|
||||||
'urlalias',
|
'urlalias',
|
||||||
'tv',
|
'tv',
|
||||||
'document',
|
'document',
|
||||||
|
'entity',
|
||||||
)
|
)
|
||||||
|
|
||||||
# Log errors into db
|
# Log errors into db
|
||||||
|
|
Loading…
Reference in a new issue