mise a jour du modele Record et création d'une interface d'admin. (Le modele record...
[auf_savoirs_en_partage_django.git] / auf_savoirs_en_partage / savoirs / models.py
... / ...
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1# -*- encoding: utf-8 -*-
2from django.db import models
3import simplejson
4import uuid, datetime
5from timezones.fields import TimeZoneField
6from savoirs.globals import META
7from auf_references_modeles.models import Thematique, Discipline
8
9class Discipline(models.Model):
10 id = models.IntegerField(primary_key=True, db_column='id_discipline')
11 nom = models.CharField(max_length=765, db_column='nom_discipline')
12
13 def __unicode__ (self):
14 return self.nom
15
16 class Meta:
17 db_table = u'discipline'
18 ordering = ["nom",]
19
20class SourceActualite(models.Model):
21 nom = models.CharField(max_length=255)
22 url = models.CharField(max_length=255)
23
24class Actualite(models.Model):
25 id = models.AutoField(primary_key=True, db_column='id_actualite')
26 titre = models.CharField(max_length=765, db_column='titre_actualite')
27 texte = models.TextField(db_column='texte_actualite')
28 url = models.CharField(max_length=765, db_column='url_actualite')
29 logo = models.CharField(max_length=765, db_column='logo_actualite')
30 date = models.DateField(db_column='date_actualite')
31 visible = models.CharField(max_length=3, db_column='visible_actualite')
32 ancienid = models.IntegerField(db_column='ancienId_actualite')
33
34 def __unicode__ (self):
35 return "Actualite %d: %s" % (self.id, self.titre)
36
37 class Meta:
38 db_table = u'actualite'
39 ordering = ["-date",]
40
41
42class ActiveManager(models.Manager):
43 def get_query_set(self):
44 return super(ActiveManager, self).get_query_set().filter(actif=True)
45
46class Evenement(models.Model):
47 actif = models.BooleanField(default = True)
48 uid = models.CharField(max_length = 255, default = uuid.uuid1)
49 approuve = models.BooleanField(default = False)
50 titre = models.CharField(max_length=255)
51 discipline = models.ForeignKey('Discipline', related_name = "discipline",
52 blank = True, null = True)
53 discipline_secondaire = models.ForeignKey('Discipline', related_name = \
54 "discipline_secondaire",
55 verbose_name = \
56 "Discipline secondaire",
57 blank = True, null = True)
58 mots_cles = models.TextField('Mots-Clés', blank = True, null = True)
59 type = models.CharField(max_length = 255, choices = \
60 (('Colloque', 'Colloque'),
61 ('Conférence', 'Conférence'),
62 ('Appel à contribution', 'Appel à contribution'),
63 ('Journée d\'étude', 'Journée d\'étude'),
64 (None, 'Autre')
65 )) #TODO: choices
66 fuseau = TimeZoneField(verbose_name = 'Fuseau horaire')
67 debut = models.DateTimeField(default = datetime.datetime.now)
68 fin = models.DateTimeField(default = datetime.datetime.now)
69 lieu = models.TextField()
70 description = models.TextField(blank = True, null = True)
71 #fichiers = TODO?
72 contact = models.TextField(blank = True, null = True)
73 url = models.CharField(max_length=255, blank = True, null = True)
74
75 objects = ActiveManager()
76
77class Record(models.Model):
78
79 #OAI et extra AUF
80 id = models.AutoField(primary_key = True)
81 server = models.CharField(max_length = 255, editable=False)
82 title = models.TextField(null = True, blank = True, editable=False)
83 creator = models.TextField(null = True, blank = True, editable=False)
84 description = models.TextField(null = True, blank = True, editable=False)
85 modified = models.CharField(max_length = 255, null = True, blank = True, editable=False)
86 identifier = models.CharField(max_length = 255, null = True, blank = True, unique = True, editable=False)
87 uri = models.CharField(max_length = 255, null = True, blank = True, unique = True, editable=False)
88 source = models.TextField(null = True, blank = True, editable=False)
89 contributor = models.TextField(null = True, blank = True, editable=False)
90 subject = models.TextField(null = True, blank = True, editable=False)
91 publisher = models.TextField(null = True, blank = True, editable=False)
92 type = models.TextField(null = True, blank = True, editable=False)
93 format = models.TextField(null = True, blank = True, editable=False)
94 language = models.TextField(null = True, blank = True, editable=False)
95
96 #SEP 2 (aucune données récoltées)
97 alt_title = models.TextField(null = True, blank = True, editable=False)
98 abstract = models.TextField(null = True, blank = True, editable=False)
99 creation = models.CharField(max_length = 255, null = True, blank = True, editable=False)
100 issued = models.CharField(max_length = 255, null = True, blank = True, editable=False)
101 isbn = models.TextField(null = True, blank = True, editable=False)
102 orig_lang = models.TextField(null = True, blank = True, editable=False)
103
104 # Metadata AUF multivaluées
105 disciplines = models.ManyToManyField(Discipline)
106 thematiques = models.ManyToManyField(Thematique)
107
108 def __unicode__(self):
109 return "%s" % self.title
110
111# Ces fonctions sont utilisées pour travailler directement sur les données JSON enregistrées tel quel
112# sur la base de données. Lorsque le modèle est initialisé, les fields sont décodés, et lorsque l'objet
113# est sauvegardé, on s'assure de remettre les données encodées en JSON.
114# TODO : a terme, les données ne seront plus stockées au format JSON dans la BD et ces fonctions seront
115# donc obsolètes.
116
117 def save(self, *args, **kwargs):
118
119 for field_name in [f for f in self._meta.get_all_field_names() if f in META.keys()]:
120 v = getattr (self, field_name, None)
121 setattr(self, field_name, simplejson.dumps(v))
122
123 super(Record, self).save(*args, **kwargs)
124
125def decode_json(instance, **kwargs):
126 for field_name in [f for f in instance._meta.get_all_field_names() if f in META.keys()]:
127 json = getattr(instance, field_name)
128 data = "-"
129 v = getattr (instance, field_name, None)
130 if v is not None:
131 data = simplejson.loads(v)
132 if not isinstance(data, basestring):
133 decoded_value = u",".join(data)
134 else:
135 decoded_value = data
136 setattr(instance, field_name, decoded_value)
137
138models.signals.post_init.connect(decode_json, Record)
139
140
141class HarvestLog(models.Model):
142 name = models.CharField(max_length = 255, primary_key = True)
143 date = models.DateTimeField(auto_now = True)
144 count = models.IntegerField(null = True, blank = True)