--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/core/models/term.py	Sat Jun 15 01:33:28 2013 +0200
@@ -0,0 +1,103 @@
+# -*- coding: utf-8 -*-
+'''
+Created on Jun 8, 2013
+
+@author: ymh
+'''
+
+from django.db import models
+from django.contrib.auth import get_user_model
+from .. import settings 
+import datetime
+import logging
+
+logger = logging.getLogger(__name__)
+
+User = get_user_model()
+
+TERM_URL_STATUS_CHOICES = (
+    (0, "null_result"),
+    (1, "redirection"),
+    (2, "homonyme"),
+    (3, "match"),
+    (4, "unsematized"),
+)
+
+TERM_URL_STATUS_DICT = {
+    "null_result":0,
+    "redirection":1,
+    "homonyme":2,
+    "match":3,
+    "unsemantized":4,
+}
+    
+class Thesaurus(models.Model):
+    label = models.CharField(max_length=128, unique=True, blank=False, null=False, db_index=True)
+    title = models.CharField(max_length=1024, unique=False, blank=False, null=False, db_index=False)
+    description = models.TextField(blank=True, null=True)    
+    uri = models.URLField(max_length=2048, blank=True, null=True, db_index=True)
+    
+    class Meta:
+        app_label = 'core'
+        ordering = ['label']
+        
+    def __unicode__(self):
+        return self.label
+
+
+class Term(models.Model):
+    label = models.CharField(max_length=1024, unique=False, blank=False, null=False, db_index=True)
+    lang = models.CharField(max_length=128, unique=False, blank=True, null=True, db_index=True)
+    uri = models.URLField(max_length=2048, blank=True, null=True, db_index=True)
+    normalized_label = models.CharField(max_length=1024, unique=False, blank=False, null=False, db_index=True, editable=False)
+    wp_label = models.CharField(max_length=1024, unique=False, blank=True, null=True, db_index=True)
+    wp_alternative_label = models.CharField(max_length=1024, unique=False, blank=True, null=True, db_index=True)
+    thesaurus = models.ForeignKey(Thesaurus, blank=False, null=False, db_index=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    wikipedia_url = models.URLField(max_length=2048, blank=True, null=True, db_index=True)
+    wikipedia_pageid = models.BigIntegerField(unique=False, blank=True, null=True, db_index=True)
+    wikipedia_revision_id = models.BigIntegerField(unique=False, blank=True, null=True)
+    alternative_wikipedia_url = models.URLField(max_length=2048, blank=True, null=True, db_index=True)
+    alternative_wikipedia_pageid = models.BigIntegerField(unique=False, blank=True, null=True, db_index=True)
+    url_status = models.IntegerField(choices=TERM_URL_STATUS_CHOICES, blank=True, null=True, default=None, db_index=True)
+    dbpedia_uri = models.URLField(max_length=2048, blank=True, null=True, db_index=True)
+    validation_date = models.DateTimeField(null=True, blank=True, serialize=False)
+    validated = models.BooleanField(default=False, db_index=True)
+    validator = models.ForeignKey(User, null=True, blank=True, serialize=False)
+    
+    @property
+    def alternative_labels_str(self):
+        return " | ".join([l.label for l in self.alternative_labels.all()])
+    
+    @property
+    def wikipedia_revision_permalink(self):
+        return settings.WIKIPEDIA_VERSION_PERMALINK_TEMPLATE % (unicode(self.wikipedia_revision_id))
+
+    @property
+    def url_status_text(self):
+        return TERM_URL_STATUS_CHOICES[self.url_status][1]
+    
+    def validate(self, user):
+        if not self.validated:
+            self.validation_date = datetime.datetime.utcnow()
+            self.validated = True
+            self.validator = user
+            self.save()
+    
+    def unvalidate(self):
+        if self.validated:
+            self.validated = False
+            self.validator = None
+            self.validation_date = None
+            self.save()
+    
+    class Meta:
+        app_label = 'core'
+
+class TermLabel(models.Model):
+    label = models.CharField(max_length=1024, unique=False, blank=False, null=False, db_index=True)
+    lang = models.CharField(max_length=128, unique=False, blank=True, null=True, db_index=True)
+    term = models.ForeignKey(Term, blank=False, null=False, db_index=True, related_name="alternative_labels")
+    
+    class Meta:
+        app_label = 'core'