109 lines
3.9 KiB
Python
109 lines
3.9 KiB
Python
from __future__ import absolute_import
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import urlparse
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import urllib
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import datetime
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from django.db import models
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from django.utils.translation import ugettext as _
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from django.contrib.auth.models import User
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from django.core.urlresolvers import reverse
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from django.utils.encoding import smart_unicode, smart_str
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from django.contrib.contenttypes.models import ContentType
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from django.contrib.contenttypes import generic
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from django.utils.translation import ugettext_lazy as _
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from .managers import RecentSearchManager
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from .api import registered_search_dict
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class RecentSearch(models.Model):
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"""
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Keeps a list of the n most recent search keywords for a given user
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"""
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user = models.ForeignKey(User, verbose_name=_(u'user'), editable=False)
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query = models.TextField(verbose_name=_(u'query'), editable=False)
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datetime_created = models.DateTimeField(verbose_name=_(u'datetime created'), editable=False)
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hits = models.IntegerField(verbose_name=_(u'hits'), editable=False)
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objects = RecentSearchManager()
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def __unicode__(self):
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query_dict = urlparse.parse_qs(urllib.unquote_plus(smart_str(self.query)))
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if 'q' in query_dict:
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# Is a simple search
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display_string = smart_unicode(' '.join(query_dict['q']))
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else:
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# Advanced search
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advanced_string = []
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for key, value in query_dict.items():
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# Get model name
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model, field_name = key.split('__', 1)
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model_entry = registered_search_dict.get(model, {})
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if model_entry:
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# Find the field name title
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for model_field in model_entry.get('fields', [{}]):
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if model_field.get('name') == field_name:
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advanced_string.append(u'%s: %s' % (model_field.get('title', model_field['name']), smart_unicode(' '.join(value))))
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display_string = u', '.join(advanced_string)
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return u'%s (%s)' % (display_string, self.hits)
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def save(self, *args, **kwargs):
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self.datetime_created = datetime.datetime.now()
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super(RecentSearch, self).save(*args, **kwargs)
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def url(self):
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view = 'results' if self.is_advanced() else 'search'
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return '%s?%s' % (reverse(view), self.query)
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def is_advanced(self):
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return 'q' not in urlparse.parse_qs(self.query)
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class Meta:
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ordering = ('-datetime_created',)
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verbose_name = _(u'recent search')
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verbose_name_plural = _(u'recent searches')
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class IndexableObjectManager(models.Manager):
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def get_dirty(self, datetime=None):
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if datetime:
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return self.model.objects.filter(datetime__gte=datetime)
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else:
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return self.model.objects.all()
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def get_dirty_pk_list(self, datetime=None):
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return self.get_dirty(datetime).values_list('object_id', flat=True)
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def mark_dirty(self, obj):
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content_type = ContentType.objects.get_for_model(obj)
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self.model.objects.get_or_create(content_type=content_type, object_id=obj.pk)
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def clear_all(self):
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self.model.objects.all().delete()
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class IndexableObject(models.Model):
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"""
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Store a list of object links that have been modified and are
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meant to be indexed in the next search index update
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"""
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datetime = models.DateTimeField(verbose_name=_(u'date time'))
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content_type = models.ForeignKey(ContentType, blank=True, null=True)
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object_id = models.PositiveIntegerField(blank=True, null=True)
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content_object = generic.GenericForeignKey('content_type', 'object_id')
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objects = IndexableObjectManager()
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def __unicode__(self):
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return unicode(self.content_object)
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def save(self, *args, **kwargs):
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self.datetime = datetime.datetime.now()
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super(IndexableObject, self).save(*args, **kwargs)
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class Meta:
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verbose_name = _(u'indexable object')
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verbose_name_plural = _(u'indexable objects')
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