les responsables gèrent seulement leur groupes
[auf_savoirs_en_partage_django.git] / auf_savoirs_en_partage / savoirs / models.py
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92c7413b 1# -*- encoding: utf-8 -*-
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2import caldav
3import datetime
4import feedparser
5import operator
6import os
7import pytz
8import random
4b89a7df 9import textwrap
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10import uuid
11import vobject
5ffde8a4 12from pytz.tzinfo import AmbiguousTimeError, NonExistentTimeError
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13from urllib import urlencode
14
5212238e 15from backend_config import RESOURCES
86983865 16from babel.dates import get_timezone_name
5212238e 17from caldav.lib import error
6d885e0c 18from django.contrib.auth.models import User
fdcf5874 19from django.contrib.contenttypes.models import ContentType
4b89a7df 20from django.core.mail import EmailMultiAlternatives
fdcf5874 21from django.core.urlresolvers import reverse
d15017b2 22from django.db import models
15261361 23from django.db.models import Q, Max
b7a741ad 24from django.db.models.signals import pre_delete
4b89a7df 25from django.utils.encoding import smart_unicode, smart_str
122c4c3d 26from djangosphinx.models import SphinxQuerySet, SearchError
4b89a7df 27from markdown2 import markdown
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28
29from datamaster_modeles.models import Region, Pays, Thematique
da9020f3 30from savoirs.globals import META
a83b8efb 31from settings import CALENDRIER_URL, SITE_ROOT_URL, CONTACT_EMAIL
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32
33# Fonctionnalités communes à tous les query sets
d15017b2 34
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35class RandomQuerySetMixin(object):
36 """Mixin pour les modèles.
37
38 ORDER BY RAND() est très lent sous MySQL. On a besoin d'une autre
39 méthode pour récupérer des objets au hasard.
40 """
41
42 def random(self, n=1):
43 """Récupère aléatoirement un nombre donné d'objets."""
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44 count = self.count()
45 positions = random.sample(xrange(count), min(n, count))
46 return [self[p] for p in positions]
15261361 47
5212238e 48class SEPQuerySet(models.query.QuerySet, RandomQuerySetMixin):
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49
50 def _filter_date(self, field, min=None, max=None):
51 """Limite les résultats à ceux dont le champ ``field`` tombe entre
52 les dates ``min`` et ``max``."""
53 qs = self
54 if min:
55 qs = qs.filter(**{field + '__gte': min})
56 if max:
a83b8efb 57 qs = qs.filter(**{field + '__lt': max + datetime.timedelta(days=1)})
230671ff 58 return qs
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59
60class SEPSphinxQuerySet(SphinxQuerySet, RandomQuerySetMixin):
61 """Fonctionnalités communes aux query sets de Sphinx."""
62
63 def __init__(self, model=None, index=None, weights=None):
64 SphinxQuerySet.__init__(self, model=model, index=index,
65 mode='SPH_MATCH_EXTENDED2',
66 rankmode='SPH_RANK_PROXIMITY_BM25',
67 weights=weights)
68
69 def add_to_query(self, query):
70 """Ajoute une partie à la requête texte."""
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71
72 # Assurons-nous qu'il y a un nombre pair de guillemets
73 if query.count('"') % 2 != 0:
74 # Sinon, on enlève le dernier (faut choisir...)
75 i = query.rindex('"')
76 query = query[:i] + query[i+1:]
77
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78 new_query = smart_unicode(self._query) + ' ' + query if self._query else query
79 return self.query(new_query)
80
81 def search(self, text):
82 """Recherche ``text`` dans tous les champs."""
83 return self.add_to_query('@* ' + text)
84
85 def filter_discipline(self, discipline):
86 """Par défaut, le filtre par discipline cherche le nom de la
87 discipline dans tous les champs."""
88 return self.search('"%s"' % discipline.nom)
89
90 def filter_region(self, region):
91 """Par défaut, le filtre par région cherche le nom de la région dans
92 tous les champs."""
93 return self.search('"%s"' % region.nom)
94
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95 def _filter_date(self, field, min=None, max=None):
96 """Limite les résultats à ceux dont le champ ``field`` tombe entre
97 les dates ``min`` et ``max``."""
98 qs = self
99 if min:
100 qs = qs.filter(**{field + '__gte': min.toordinal()+365})
101 if max:
102 qs = qs.filter(**{field + '__lte': max.toordinal()+365})
103 return qs
104
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105 def _get_sphinx_results(self):
106 try:
107 return SphinxQuerySet._get_sphinx_results(self)
108 except SearchError:
109 # Essayons d'enlever les caractères qui peuvent poser problème.
110 for c in '|!@()~/<=^$':
111 self._query = self._query.replace(c, ' ')
112 try:
113 return SphinxQuerySet._get_sphinx_results(self)
114 except SearchError:
115 # Ça ne marche toujours pas. Enlevons les guillemets et les
116 # tirets.
117 for c in '"-':
118 self._query = self._query.replace(c, ' ')
119 return SphinxQuerySet._get_sphinx_results(self)
120
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121class SEPManager(models.Manager):
122 """Lorsque les méthodes ``search``, ``filter_region`` et
123 ``filter_discipline`` sont appelées sur ce manager, le query set
124 Sphinx est créé, sinon, c'est le query set Django qui est créé."""
125
126 def query(self, query):
127 return self.get_sphinx_query_set().query(query)
128
129 def add_to_query(self, query):
130 return self.get_sphinx_query_set().add_to_query(query)
131
132 def search(self, text):
133 return self.get_sphinx_query_set().search(text)
134
135 def filter_region(self, region):
136 return self.get_sphinx_query_set().filter_region(region)
137
138 def filter_discipline(self, discipline):
139 return self.get_sphinx_query_set().filter_discipline(discipline)
140
141# Disciplines
142
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143class Discipline(models.Model):
144 id = models.IntegerField(primary_key=True, db_column='id_discipline')
145 nom = models.CharField(max_length=765, db_column='nom_discipline')
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146
147 def __unicode__ (self):
92c7413b 148 return self.nom
6ef8ead4 149
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150 class Meta:
151 db_table = u'discipline'
152 ordering = ["nom",]
153
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154# Actualités
155
79c398f6 156class SourceActualite(models.Model):
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157 TYPE_CHOICES = (
158 ('actu', 'Actualités'),
159 ('appels', "Appels d'offres"),
160 )
161
79c398f6 162 nom = models.CharField(max_length=255)
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163 url = models.CharField(max_length=255, verbose_name='URL', blank=True)
164 type = models.CharField(max_length=10, default='actu', choices=TYPE_CHOICES)
ccbc4363 165
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166 class Meta:
167 verbose_name = u'fil RSS syndiqué'
168 verbose_name_plural = u'fils RSS syndiqués'
169
ccbc4363 170 def __unicode__(self,):
011804bb 171 return u"%s (%s)" % (self.nom, self.get_type_display())
79c398f6 172
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173 def update(self):
174 """Mise à jour du fil RSS."""
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175 if not self.url:
176 return
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177 feed = feedparser.parse(self.url)
178 for entry in feed.entries:
179 if Actualite.all_objects.filter(url=entry.link).count() == 0:
180 ts = entry.updated_parsed
181 date = datetime.date(ts.tm_year, ts.tm_mon, ts.tm_mday)
182 a = self.actualites.create(titre=entry.title,
183 texte=entry.summary_detail.value,
184 url=entry.link, date=date)
185
5212238e 186class ActualiteQuerySet(SEPQuerySet):
2f9c4d6c 187
5212238e 188 def filter_date(self, min=None, max=None):
230671ff 189 return self._filter_date('date', min=min, max=max)
da44ce68 190
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191 def filter_type(self, type):
192 return self.filter(source__type=type)
193
5212238e 194class ActualiteSphinxQuerySet(SEPSphinxQuerySet):
c1b134f8 195
5212238e 196 def __init__(self, model=None):
4134daa0 197 SEPSphinxQuerySet.__init__(self, model=model, index='savoirsenpartage_actualites',
5212238e 198 weights=dict(titre=3))
c1b134f8 199
7fb6bd61 200 def filter_date(self, min=None, max=None):
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201 return self._filter_date('date', min=min, max=max)
202
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203 TYPE_CODES = {'actu': 1, 'appels': 2}
204 def filter_type(self, type):
205 return self.filter(type=self.TYPE_CODES[type])
206
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207class ActualiteManager(SEPManager):
208
209 def get_query_set(self):
210 return ActualiteQuerySet(self.model).filter(visible=True)
2f9c4d6c 211
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212 def get_sphinx_query_set(self):
213 return ActualiteSphinxQuerySet(self.model).order_by('-date')
2f9c4d6c 214
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215 def filter_date(self, min=None, max=None):
216 return self.get_query_set().filter_date(min=min, max=max)
bae03b7b 217
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218 def filter_type(self, type):
219 return self.get_query_set().filter_type(type)
220
d15017b2 221class Actualite(models.Model):
4f262f90 222 id = models.AutoField(primary_key=True, db_column='id_actualite')
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223 titre = models.CharField(max_length=765, db_column='titre_actualite')
224 texte = models.TextField(db_column='texte_actualite')
225 url = models.CharField(max_length=765, db_column='url_actualite')
d15017b2 226 date = models.DateField(db_column='date_actualite')
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227 visible = models.BooleanField(db_column='visible_actualite', default=False)
228 ancienid = models.IntegerField(db_column='ancienId_actualite', blank=True, null=True)
011804bb 229 source = models.ForeignKey(SourceActualite, related_name='actualites')
3a45eb64 230 disciplines = models.ManyToManyField(Discipline, blank=True, related_name="actualites")
a5f76eb4 231 regions = models.ManyToManyField(Region, blank=True, related_name="actualites", verbose_name='régions')
6ef8ead4 232
2f9c4d6c 233 objects = ActualiteManager()
c59dba82 234 all_objects = models.Manager()
2f9c4d6c 235
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236 class Meta:
237 db_table = u'actualite'
7020ea3d 238 ordering = ["-date"]
92c7413b 239
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240 def __unicode__ (self):
241 return "%s" % (self.titre)
242
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243 def get_absolute_url(self):
244 return reverse('actualite', kwargs={'id': self.id})
245
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246 def assigner_disciplines(self, disciplines):
247 self.disciplines.add(*disciplines)
248
249 def assigner_regions(self, regions):
250 self.regions.add(*regions)
251
5212238e 252# Agenda
4101cfc0 253
5212238e 254class EvenementQuerySet(SEPQuerySet):
4101cfc0 255
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256 def filter_type(self, type):
257 return self.filter(type=type)
c1b134f8 258
5212238e 259 def filter_debut(self, min=None, max=None):
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260 return self._filter_date('debut', min=min, max=max)
261
262 def filter_date_modification(self, min=None, max=None):
263 return self._filter_date('date_modification', min=min, max=max)
c1b134f8 264
5212238e 265class EvenementSphinxQuerySet(SEPSphinxQuerySet):
4101cfc0 266
5212238e 267 def __init__(self, model=None):
4134daa0 268 SEPSphinxQuerySet.__init__(self, model=model, index='savoirsenpartage_evenements',
5212238e 269 weights=dict(titre=3))
116db1fd 270
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271 def filter_type(self, type):
272 return self.add_to_query('@type "%s"' % type)
273
274 def filter_debut(self, min=None, max=None):
230671ff 275 return self._filter_date('debut', min=min, max=max)
7bbf600c 276
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277 def filter_date_modification(self, min=None, max=None):
278 return self._filter_date('date_modification', min=min, max=max)
279
5212238e 280class EvenementManager(SEPManager):
5212238e 281
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282 def get_query_set(self):
283 return EvenementQuerySet(self.model).filter(approuve=True)
284
285 def get_sphinx_query_set(self):
286 return EvenementSphinxQuerySet(self.model).order_by('-debut')
287
288 def filter_type(self, type):
289 return self.get_query_set().filter_type(type)
290
291 def filter_debut(self, min=None, max=None):
292 return self.get_query_set().filter_debut(min=min, max=max)
bae03b7b 293
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294 def filter_date_modification(self, min=None, max=None):
295 return self.get_query_set().filter_date_modification(min=min, max=max)
296
1719bf4e 297def build_time_zone_choices(pays=None):
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298 timezones = pytz.country_timezones[pays] if pays else pytz.common_timezones
299 result = []
86983865 300 now = datetime.datetime.now()
1719bf4e 301 for tzname in timezones:
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302 tz = pytz.timezone(tzname)
303 fr_name = get_timezone_name(tz, locale='fr_FR')
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304 try:
305 offset = tz.utcoffset(now)
306 except (AmbiguousTimeError, NonExistentTimeError):
307 # oups. On est en train de changer d'heure. Ça devrait être fini
308 # demain
309 offset = tz.utcoffset(now + datetime.timedelta(days=1))
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310 seconds = offset.seconds + offset.days * 86400
311 (hours, minutes) = divmod(seconds // 60, 60)
312 offset_str = 'UTC%+d:%d' % (hours, minutes) if minutes else 'UTC%+d' % hours
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313 result.append((seconds, tzname, '%s - %s' % (offset_str, fr_name)))
314 result.sort()
315 return [(x[1], x[2]) for x in result]
86983865 316
92c7413b 317class Evenement(models.Model):
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318 TYPE_CHOICES = ((u'Colloque', u'Colloque'),
319 (u'Conférence', u'Conférence'),
320 (u'Appel à contribution', u'Appel à contribution'),
321 (u'Journée d\'étude', u'Journée d\'étude'),
ec81ec66 322 (u'Autre', u'Autre'))
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323 TIME_ZONE_CHOICES = build_time_zone_choices()
324
74b087e5 325 uid = models.CharField(max_length=255, default=str(uuid.uuid1()))
a5f76eb4 326 approuve = models.BooleanField(default=False, verbose_name=u'approuvé')
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327 titre = models.CharField(max_length=255)
328 discipline = models.ForeignKey('Discipline', related_name = "discipline",
329 blank = True, null = True)
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330 discipline_secondaire = models.ForeignKey('Discipline', related_name="discipline_secondaire",
331 verbose_name=u"discipline secondaire",
332 blank=True, null=True)
74b087e5 333 mots_cles = models.TextField('Mots-Clés', blank=True, null=True)
7bbf600c 334 type = models.CharField(max_length=255, choices=TYPE_CHOICES)
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335 adresse = models.TextField()
336 ville = models.CharField(max_length=100)
337 pays = models.ForeignKey(Pays, null=True, related_name='evenements')
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338 debut = models.DateTimeField(default=datetime.datetime.now)
339 fin = models.DateTimeField(default=datetime.datetime.now)
86983865 340 fuseau = models.CharField(max_length=100, choices=TIME_ZONE_CHOICES, verbose_name='fuseau horaire')
fe254ccc 341 description = models.TextField()
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342 contact = models.TextField(null=True) # champ obsolète
343 prenom = models.CharField('prénom', max_length=100)
344 nom = models.CharField(max_length=100)
345 courriel = models.EmailField()
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346 url = models.CharField(max_length=255, blank=True, null=True)
347 piece_jointe = models.FileField(upload_to='agenda/pj', blank=True, verbose_name='pièce jointe')
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348 regions = models.ManyToManyField(Region, blank=True, related_name="evenements", verbose_name='régions additionnelles',
349 help_text="On considère d'emblée que l'évènement se déroule dans la région "
350 "dans laquelle se trouve le pays indiqué plus haut. Il est possible "
351 "de désigner ici des régions additionnelles.")
a83b8efb 352 date_modification = models.DateTimeField(editable=False, auto_now=True, null=True)
92c7413b 353
4101cfc0 354 objects = EvenementManager()
c59dba82 355 all_objects = models.Manager()
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356
357 class Meta:
358 ordering = ['-debut']
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359 verbose_name = u'évènement'
360 verbose_name_plural = u'évènements'
4101cfc0 361
230671ff 362 def __unicode__(self):
020f79a9 363 return "[%s] %s" % (self.uid, self.titre)
364
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365 def get_absolute_url(self):
366 return reverse('evenement', kwargs={'id': self.id})
367
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368 def duration_display(self):
369 delta = self.fin - self.debut
370 minutes, seconds = divmod(delta.seconds, 60)
371 hours, minutes = divmod(minutes, 60)
372 days = delta.days
373 parts = []
374 if days == 1:
375 parts.append('1 jour')
376 elif days > 1:
377 parts.append('%d jours' % days)
378 if hours == 1:
379 parts.append('1 heure')
380 elif hours > 1:
381 parts.append('%d heures' % hours)
382 if minutes == 1:
383 parts.append('1 minute')
384 elif minutes > 1:
385 parts.append('%d minutes' % minutes)
386 return ' '.join(parts)
387
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388 def piece_jointe_display(self):
389 return self.piece_jointe and os.path.basename(self.piece_jointe.name)
390
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391 def courriel_display(self):
392 return self.courriel.replace(u'@', u' (à) ')
393
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394 @property
395 def lieu(self):
396 bits = []
397 if self.adresse:
398 bits.append(self.adresse)
399 if self.ville:
400 bits.append(self.ville)
401 if self.pays:
402 bits.append(self.pays.nom)
403 return ', '.join(bits)
404
73309469 405 def clean(self):
406 from django.core.exceptions import ValidationError
407 if self.debut > self.fin:
408 raise ValidationError('La date de fin ne doit pas être antérieure à la date de début')
409
b7a741ad 410 def save(self, *args, **kwargs):
411 """Sauvegarde l'objet dans django et le synchronise avec caldav s'il a été
412 approuvé"""
731ef7ab 413 self.contact = '' # Vider ce champ obsolète à la première occasion...
73309469 414 self.clean()
b7a741ad 415 super(Evenement, self).save(*args, **kwargs)
acd5cd8f 416 self.update_vevent()
b7a741ad 417
418 # methodes de commnunications avec CALDAV
419 def as_ical(self,):
420 """Retourne l'evenement django sous forme d'objet icalendar"""
421 cal = vobject.iCalendar()
422 cal.add('vevent')
423
424 # fournit son propre uid
7f56d0d4 425 if self.uid in [None, ""]:
b7a741ad 426 self.uid = str(uuid.uuid1())
427
428 cal.vevent.add('uid').value = self.uid
429
430 cal.vevent.add('summary').value = self.titre
431
432 if self.mots_cles is None:
433 kw = []
434 else:
435 kw = self.mots_cles.split(",")
436
437 try:
438 kw.append(self.discipline.nom)
439 kw.append(self.discipline_secondaire.nom)
440 kw.append(self.type)
441 except: pass
442
79b400f0 443 kw = [x.strip() for x in kw if len(x.strip()) > 0 and x is not None]
b7a741ad 444 for k in kw:
445 cal.vevent.add('x-auf-keywords').value = k
446
447 description = self.description
448 if len(kw) > 0:
449 if len(self.description) > 0:
450 description += "\n"
028f548f 451 description += u"Mots-clés: " + ", ".join(kw)
b7a741ad 452
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453 cal.vevent.add('dtstart').value = combine(self.debut, pytz.timezone(self.fuseau))
454 cal.vevent.add('dtend').value = combine(self.fin, pytz.timezone(self.fuseau))
b7a741ad 455 cal.vevent.add('created').value = combine(datetime.datetime.now(), "UTC")
456 cal.vevent.add('dtstamp').value = combine(datetime.datetime.now(), "UTC")
79b400f0 457 if len(description) > 0:
b7a741ad 458 cal.vevent.add('description').value = description
459 if len(self.contact) > 0:
460 cal.vevent.add('contact').value = self.contact
461 if len(self.url) > 0:
462 cal.vevent.add('url').value = self.url
fe254ccc 463 cal.vevent.add('location').value = ', '.join([x for x in [self.adresse, self.ville, self.pays.nom] if x])
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464 if self.piece_jointe:
465 url = self.piece_jointe.url
466 if not url.startswith('http://'):
467 url = SITE_ROOT_URL + url
468 cal.vevent.add('attach').value = url
b7a741ad 469 return cal
470
471 def update_vevent(self,):
472 """Essaie de créer l'évènement sur le serveur ical.
473 En cas de succès, l'évènement local devient donc inactif et approuvé"""
474 try:
475 if self.approuve:
476 event = self.as_ical()
477 client = caldav.DAVClient(CALENDRIER_URL)
478 cal = caldav.Calendar(client, url = CALENDRIER_URL)
479 e = caldav.Event(client, parent = cal, data = event.serialize(), id=self.uid)
480 e.save()
481 except:
482 self.approuve = False
483
484 def delete_vevent(self,):
485 """Supprime l'evenement sur le serveur caldav"""
486 try:
487 if self.approuve:
488 event = self.as_ical()
489 client = caldav.DAVClient(CALENDRIER_URL)
490 cal = caldav.Calendar(client, url = CALENDRIER_URL)
491 e = cal.event(self.uid)
492 e.delete()
493 except error.NotFoundError:
494 pass
495
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496 def assigner_regions(self, regions):
497 self.regions.add(*regions)
498
499 def assigner_disciplines(self, disciplines):
500 if len(disciplines) == 1:
501 if self.discipline:
502 self.discipline_secondaire = disciplines[0]
503 else:
504 self.discipline = disciplines[0]
505 elif len(disciplines) >= 2:
506 self.discipline = disciplines[0]
507 self.discipline_secondaire = disciplines[1]
508
b7a741ad 509def delete_vevent(sender, instance, *args, **kwargs):
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510 # Surcharge du comportement de suppression
511 # La méthode de connexion par signals est préférable à surcharger la méthode delete()
512 # car dans le cas de la suppression par lots, cell-ci n'est pas invoquée
b7a741ad 513 instance.delete_vevent()
5212238e 514pre_delete.connect(delete_vevent, sender=Evenement)
b7a741ad 515
5212238e 516# Ressources
b7a741ad 517
d972b61d 518class ListSet(models.Model):
519 spec = models.CharField(primary_key = True, max_length = 255)
520 name = models.CharField(max_length = 255)
521 server = models.CharField(max_length = 255)
9eda5d6c 522 validated = models.BooleanField(default = True)
d972b61d 523
10d37e44 524 def __unicode__(self,):
525 return self.name
526
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527class RecordQuerySet(SEPQuerySet):
528
529 def filter_modified(self, min=None, max=None):
7ed3ee8f 530 return self._filter_date('modified', min=min, max=max)
230671ff 531
5212238e 532class RecordSphinxQuerySet(SEPSphinxQuerySet):
f153be1b 533
5212238e 534 def __init__(self, model=None):
4134daa0 535 SEPSphinxQuerySet.__init__(self, model=model, index='savoirsenpartage_ressources',
5212238e 536 weights=dict(title=3))
c1b134f8 537
230671ff 538 def filter_modified(self, min=None, max=None):
7ed3ee8f 539 return self._filter_date('modified', min=min, max=max)
230671ff 540
5212238e 541class RecordManager(SEPManager):
f12cc7fb 542
5212238e 543 def get_query_set(self):
f153be1b
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544 """Ne garder que les ressources validées et qui sont soit dans aucun
545 listset ou au moins dans un listset validé."""
230671ff 546 qs = RecordQuerySet(self.model)
5212238e 547 qs = qs.filter(validated=True)
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548 qs = qs.filter(Q(listsets__isnull=True) | Q(listsets__validated=True))
549 return qs.distinct()
f153be1b 550
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551 def get_sphinx_query_set(self):
552 return RecordSphinxQuerySet(self.model)
77b0fac0 553
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554 def filter_modified(self, min=None, max=None):
555 return self.get_query_set().filter_modified(min=min, max=max)
556
0cc5f772 557class Record(models.Model):
23b5b3d5 558
559 #fonctionnement interne
0cc5f772 560 id = models.AutoField(primary_key = True)
a5f76eb4 561 server = models.CharField(max_length = 255, verbose_name=u'serveur')
23b5b3d5 562 last_update = models.CharField(max_length = 255)
563 last_checksum = models.CharField(max_length = 255)
a5f76eb4 564 validated = models.BooleanField(default=True, verbose_name=u'validé')
23b5b3d5 565
566 #OAI
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567 title = models.TextField(null=True, blank=True, verbose_name=u'titre')
568 creator = models.TextField(null=True, blank=True, verbose_name=u'auteur')
569 description = models.TextField(null=True, blank=True)
570 modified = models.CharField(max_length=255, null=True, blank=True)
23b5b3d5 571 identifier = models.CharField(max_length = 255, null = True, blank = True, unique = True)
572 uri = models.CharField(max_length = 255, null = True, blank = True, unique = True)
573 source = models.TextField(null = True, blank = True)
574 contributor = models.TextField(null = True, blank = True)
18dbd2cf 575 subject = models.TextField(null=True, blank=True, verbose_name='sujet')
23b5b3d5 576 publisher = models.TextField(null = True, blank = True)
577 type = models.TextField(null = True, blank = True)
578 format = models.TextField(null = True, blank = True)
579 language = models.TextField(null = True, blank = True)
da9020f3 580
c88d78dc 581 listsets = models.ManyToManyField(ListSet, null = True, blank = True)
d972b61d 582
da9020f3 583 #SEP 2 (aucune données récoltées)
23b5b3d5 584 alt_title = models.TextField(null = True, blank = True)
585 abstract = models.TextField(null = True, blank = True)
586 creation = models.CharField(max_length = 255, null = True, blank = True)
587 issued = models.CharField(max_length = 255, null = True, blank = True)
588 isbn = models.TextField(null = True, blank = True)
589 orig_lang = models.TextField(null = True, blank = True)
da9020f3 590
591 # Metadata AUF multivaluées
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592 disciplines = models.ManyToManyField(Discipline, blank=True)
593 thematiques = models.ManyToManyField(Thematique, blank=True, verbose_name='thématiques')
594 pays = models.ManyToManyField(Pays, blank=True)
595 regions = models.ManyToManyField(Region, blank=True, verbose_name='régions')
0cc5f772 596
5212238e 597 # Managers
da44ce68 598 objects = RecordManager()
c59dba82 599 all_objects = models.Manager()
da44ce68 600
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601 class Meta:
602 verbose_name = 'ressource'
603
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604 def __unicode__(self):
605 return "[%s] %s" % (self.server, self.title)
606
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607 def get_absolute_url(self):
608 return reverse('ressource', kwargs={'id': self.id})
609
264a3210 610 def getServeurURL(self):
f98ad449 611 """Retourne l'URL du serveur de provenance"""
612 return RESOURCES[self.server]['url']
613
264a3210 614 def est_complet(self):
6d885e0c 615 """teste si le record à toutes les données obligatoires"""
616 return self.disciplines.count() > 0 and \
617 self.thematiques.count() > 0 and \
618 self.pays.count() > 0 and \
619 self.regions.count() > 0
620
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621 def assigner_regions(self, regions):
622 self.regions.add(*regions)
da9020f3 623
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624 def assigner_disciplines(self, disciplines):
625 self.disciplines.add(*disciplines)
264a3210 626
6d885e0c 627class Serveur(models.Model):
b7a741ad 628 """Identification d'un serveur d'ou proviennent les références"""
6d885e0c 629 nom = models.CharField(primary_key = True, max_length = 255)
630
631 def __unicode__(self,):
632 return self.nom
633
634 def conf_2_db(self,):
635 for k in RESOURCES.keys():
636 s, created = Serveur.objects.get_or_create(nom=k)
637 s.nom = k
638 s.save()
639
640class Profile(models.Model):
641 user = models.ForeignKey(User, unique=True)
642 serveurs = models.ManyToManyField(Serveur, null = True, blank = True)
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643
644class HarvestLog(models.Model):
23b5b3d5 645 context = models.CharField(max_length = 255)
646 name = models.CharField(max_length = 255)
0cc5f772 647 date = models.DateTimeField(auto_now = True)
23b5b3d5 648 added = models.IntegerField(null = True, blank = True)
649 updated = models.IntegerField(null = True, blank = True)
a85ba76e 650 processed = models.IntegerField(null = True, blank = True)
23b5b3d5 651 record = models.ForeignKey(Record, null = True, blank = True)
652
653 @staticmethod
654 def add(message):
655 logger = HarvestLog()
656 if message.has_key('record_id'):
d566e9c1 657 message['record'] = Record.all_objects.get(id=message['record_id'])
23b5b3d5 658 del(message['record_id'])
659
660 for k,v in message.items():
661 setattr(logger, k, v)
662 logger.save()
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663
664# Pages statiques
665
666class PageStatique(models.Model):
20430b8a 667 id = models.CharField(max_length=32, primary_key=True)
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668 titre = models.CharField(max_length=100)
669 contenu = models.TextField()
670
671 class Meta:
672 verbose_name_plural = 'pages statiques'
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673
674# Recherches
675
676class GlobalSearchResults(object):
677
678 def __init__(self, actualites=None, appels=None, evenements=None,
679 ressources=None, chercheurs=None, sites=None, sites_auf=None):
680 self.actualites = actualites
681 self.appels = appels
682 self.evenements = evenements
683 self.ressources = ressources
684 self.chercheurs = chercheurs
685 self.sites = sites
686 self.sites_auf = sites_auf
687
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688 def __nonzero__(self):
689 return bool(self.actualites or self.appels or self.evenements or
690 self.ressources or self.chercheurs or self.sites or self.sites_auf)
691
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692class Search(models.Model):
693 user = models.ForeignKey(User, editable=False)
694 content_type = models.ForeignKey(ContentType, editable=False)
695 nom = models.CharField(max_length=100, verbose_name="nom de la recherche")
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696 alerte_courriel = models.BooleanField(verbose_name="Envoyer une alerte courriel")
697 derniere_alerte = models.DateField(verbose_name="Date d'envoi de la dernière alerte courriel", null=True, editable=False)
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698 q = models.CharField(max_length=100, blank=True, verbose_name="rechercher dans tous les champs")
699 discipline = models.ForeignKey(Discipline, blank=True, null=True)
700 region = models.ForeignKey(Region, blank=True, null=True, verbose_name='région',
701 help_text="La région est ici définie au sens, non strictement géographique, du Bureau régional de l'AUF de référence.")
702
703 def query_string(self):
704 params = dict()
705 for field in self._meta.fields:
706 if field.name in ['id', 'user', 'nom', 'search_ptr', 'content_type']:
707 continue
708 value = getattr(self, field.column)
709 if value:
710 if isinstance(value, datetime.date):
711 params[field.name] = value.strftime('%d/%m/%Y')
712 else:
4b89a7df 713 params[field.name] = smart_str(value)
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714 return urlencode(params)
715
716 class Meta:
717 verbose_name = 'recherche transversale'
718 verbose_name_plural = "recherches transversales"
719
720 def save(self):
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721 if self.alerte_courriel:
722 try:
723 original_search = Search.objects.get(id=self.id)
724 if not original_search.alerte_courriel:
725 # On a nouvellement activé l'alerte courriel. Notons la
726 # date.
727 self.derniere_alerte = datetime.date.today() - datetime.timedelta(days=1)
728 except Search.DoesNotExist:
729 self.derniere_alerte = datetime.date.today() - datetime.timedelta(days=1)
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730 if (not self.content_type_id):
731 self.content_type = ContentType.objects.get_for_model(self.__class__)
732 super(Search, self).save()
733
734 def as_leaf_class(self):
735 content_type = self.content_type
736 model = content_type.model_class()
737 if(model == Search):
738 return self
739 return model.objects.get(id=self.id)
740
4b89a7df 741 def run(self, min_date=None, max_date=None):
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742 from chercheurs.models import Chercheur
743 from sitotheque.models import Site
744
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745 actualites = Actualite.objects
746 evenements = Evenement.objects
747 ressources = Record.objects
748 chercheurs = Chercheur.objects
749 sites = Site.objects
750 if self.q:
751 actualites = actualites.search(self.q)
752 evenements = evenements.search(self.q)
753 ressources = ressources.search(self.q)
754 chercheurs = chercheurs.search(self.q)
755 sites = sites.search(self.q)
756 if self.discipline:
757 actualites = actualites.filter_discipline(self.discipline)
758 evenements = evenements.filter_discipline(self.discipline)
759 ressources = ressources.filter_discipline(self.discipline)
760 chercheurs = chercheurs.filter_discipline(self.discipline)
761 sites = sites.filter_discipline(self.discipline)
762 if self.region:
763 actualites = actualites.filter_region(self.region)
764 evenements = evenements.filter_region(self.region)
765 ressources = ressources.filter_region(self.region)
766 chercheurs = chercheurs.filter_region(self.region)
767 sites = sites.filter_region(self.region)
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768 if min_date:
769 actualites = actualites.filter_date(min=min_date)
a83b8efb 770 evenements = evenements.filter_date_modification(min=min_date)
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771 ressources = ressources.filter_modified(min=min_date)
772 chercheurs = chercheurs.filter_date_modification(min=min_date)
773 sites = sites.filter_date_maj(min=min_date)
774 if max_date:
775 actualites = actualites.filter_date(max=max_date)
a83b8efb 776 evenements = evenements.filter_date_modification(max=max_date)
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777 ressources = ressources.filter_modified(max=max_date)
778 chercheurs = chercheurs.filter_date_modification(max=max_date)
779 sites = sites.filter_date_maj(max=max_date)
780
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781 try:
782 sites_auf = google_search(0, self.q)['results']
783 except:
784 sites_auf = []
785
786 return GlobalSearchResults(
787 actualites=actualites.order_by('-date').filter_type('actu'),
788 appels=actualites.order_by('-date').filter_type('appels'),
789 evenements=evenements.order_by('-debut'),
790 ressources=ressources.order_by('-id'),
791 chercheurs=chercheurs.order_by('-date_modification'),
792 sites=sites.order_by('-date_maj'),
793 sites_auf=sites_auf
794 )
795
796 def url(self):
797 url = ''
798 if self.discipline:
799 url += '/discipline/%d' % self.discipline.id
800 if self.region:
801 url += '/region/%d' % self.region.id
802 url += '/recherche/'
803 if self.q:
4b89a7df 804 url += '?' + urlencode({'q': smart_str(self.q)})
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805 return url
806
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807 def rss_url(self):
808 return None
809
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810 def send_email_alert(self):
811 """Envoie une alerte courriel correspondant à cette recherche"""
812 yesterday = datetime.date.today() - datetime.timedelta(days=1)
813 if self.derniere_alerte is not None:
814 results = self.as_leaf_class().run(min_date=self.derniere_alerte, max_date=yesterday)
815 if results:
816 subject = 'Savoirs en partage - ' + self.nom
a83b8efb 817 from_email = CONTACT_EMAIL
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818 to_email = self.user.email
819 text_content = u'Voici les derniers résultats correspondant à votre recherche sauvegardée.\n\n'
820 text_content += self.as_leaf_class().get_email_alert_content(results)
821 text_content += u'''
822
823Pour modifier votre abonnement aux alertes courriel de Savoirs en partage,
824rendez-vous sur le [gestionnaire de recherches sauvegardées](%s%s)''' % (SITE_ROOT_URL, reverse('recherches'))
825 html_content = '<div style="font-family: Arial, sans-serif">\n' + markdown(smart_str(text_content)) + '</div>\n'
826 msg = EmailMultiAlternatives(subject, text_content, from_email, [to_email])
827 msg.attach_alternative(html_content, "text/html")
828 msg.send()
829 self.derniere_alerte = yesterday
830 self.save()
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831
832 def get_email_alert_content(self, results):
833 content = ''
834 if results.chercheurs:
835 content += u'\n### Nouveaux chercheurs\n\n'
836 for chercheur in results.chercheurs:
837 content += u'- [%s %s](%s%s) \n' % (chercheur.nom.upper(),
838 chercheur.prenom,
839 SITE_ROOT_URL,
840 chercheur.get_absolute_url())
841 content += u' %s\n\n' % chercheur.etablissement_display
842 if results.ressources:
843 content += u'\n### Nouvelles ressources\n\n'
844 for ressource in results.ressources:
845 content += u'- [%s](%s%s)\n\n' % (ressource.title,
846 SITE_ROOT_URL,
847 ressource.get_absolute_url())
848 if ressource.description:
849 content += '\n'
850 content += ''.join([' %s\n' % line for line in textwrap.wrap(ressource.description)])
851 content += '\n'
852
853 if results.actualites:
854 content += u'\n### Nouvelles actualités\n\n'
855 for actualite in results.actualites:
856 content += u'- [%s](%s%s)\n\n' % (actualite.titre,
857 SITE_ROOT_URL,
858 actualite.get_absolute_url())
859 if actualite.texte:
860 content += '\n'
861 content += ''.join([' %s\n' % line for line in textwrap.wrap(actualite.texte)])
862 content += '\n'
863 if results.appels:
864 content += u"\n### Nouveaux appels d'offres\n\n"
865 for appel in results.appels:
866 content += u'- [%s](%s%s)\n\n' % (appel.titre,
867 SITE_ROOT_URL,
868 appel.get_absolute_url())
869 if appel.texte:
870 content += '\n'
871 content += ''.join([' %s\n' % line for line in textwrap.wrap(appel.texte)])
872 content += '\n'
873 if results.evenements:
874 content += u"\n### Nouveaux évènements\n\n"
875 for evenement in results.evenements:
876 content += u'- [%s](%s%s) \n' % (evenement.titre,
877 SITE_ROOT_URL,
878 evenement.get_absolute_url())
a83b8efb 879 content += u' où ? : %s \n' % evenement.lieu
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880 content += evenement.debut.strftime(u' quand ? : %d/%m/%Y %H:%M \n')
881 content += u' durée ? : %s\n\n' % evenement.duration_display()
882 content += u' quoi ? : '
883 content += '\n '.join(textwrap.wrap(evenement.description))
884 content += '\n\n'
885 if results.sites:
886 content += u"\n### Nouveaux sites\n\n"
887 for site in results.sites:
888 content += u'- [%s](%s%s)\n\n' % (site.titre,
889 SITE_ROOT_URL,
890 site.get_absolute_url())
891 if site.description:
892 content += '\n'
893 content += ''.join([' %s\n' % line for line in textwrap.wrap(site.description)])
894 content += '\n'
895 return content
896
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897class RessourceSearch(Search):
898 auteur = models.CharField(max_length=100, blank=True, verbose_name="auteur ou contributeur")
899 titre = models.CharField(max_length=100, blank=True)
900 sujet = models.CharField(max_length=100, blank=True)
901 publisher = models.CharField(max_length=100, blank=True, verbose_name="éditeur")
902
903 class Meta:
904 verbose_name = 'recherche de ressources'
905 verbose_name_plural = "recherches de ressources"
906
4b89a7df 907 def run(self, min_date=None, max_date=None):
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908 results = Record.objects
909 if self.q:
910 results = results.search(self.q)
911 if self.auteur:
912 results = results.add_to_query('@(creator,contributor) ' + self.auteur)
913 if self.titre:
914 results = results.add_to_query('@title ' + self.titre)
915 if self.sujet:
916 results = results.add_to_query('@subject ' + self.sujet)
917 if self.publisher:
918 results = results.add_to_query('@publisher ' + self.publisher)
919 if self.discipline:
920 results = results.filter_discipline(self.discipline)
921 if self.region:
922 results = results.filter_region(self.region)
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923 if min_date:
924 results = results.filter_modified(min=min_date)
925 if max_date:
926 results = results.filter_modified(max=max_date)
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927 if not self.q:
928 """Montrer les résultats les plus récents si on n'a pas fait
929 une recherche par mots-clés."""
230671ff 930 results = results.order_by('-modified')
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931 return results.all()
932
933 def url(self):
934 qs = self.query_string()
935 return reverse('ressources') + ('?' + qs if qs else '')
936
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937 def rss_url(self):
938 qs = self.query_string()
939 return reverse('rss_ressources') + ('?' + qs if qs else '')
940
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941 def get_email_alert_content(self, results):
942 content = ''
943 for ressource in results:
944 content += u'- [%s](%s%s)\n\n' % (ressource.title,
945 SITE_ROOT_URL,
946 ressource.get_absolute_url())
947 if ressource.description:
948 content += '\n'
949 content += ''.join([' %s\n' % line for line in textwrap.wrap(ressource.description)])
950 content += '\n'
951 return content
952
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953class ActualiteSearchBase(Search):
954 date_min = models.DateField(blank=True, null=True, verbose_name="depuis le")
955 date_max = models.DateField(blank=True, null=True, verbose_name="jusqu'au")
956
957 class Meta:
958 abstract = True
959
4b89a7df 960 def run(self, min_date=None, max_date=None):
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961 results = Actualite.objects
962 if self.q:
963 results = results.search(self.q)
964 if self.discipline:
965 results = results.filter_discipline(self.discipline)
966 if self.region:
967 results = results.filter_region(self.region)
968 if self.date_min:
969 results = results.filter_date(min=self.date_min)
970 if self.date_max:
971 results = results.filter_date(max=self.date_max)
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972 if min_date:
973 results = results.filter_date(min=min_date)
974 if max_date:
975 results = results.filter_date(max=max_date)
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976 return results.all()
977
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978 def get_email_alert_content(self, results):
979 content = ''
980 for actualite in results:
981 content += u'- [%s](%s%s)\n\n' % (actualite.titre,
982 SITE_ROOT_URL,
983 actualite.get_absolute_url())
984 if actualite.texte:
985 content += '\n'
986 content += ''.join([' %s\n' % line for line in textwrap.wrap(actualite.texte)])
987 content += '\n'
988 return content
989
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990class ActualiteSearch(ActualiteSearchBase):
991
992 class Meta:
993 verbose_name = "recherche d'actualités"
994 verbose_name_plural = "recherches d'actualités"
995
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996 def run(self, min_date=None, max_date=None):
997 return super(ActualiteSearch, self).run(min_date=min_date, max_date=max_date).filter_type('actu')
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998
999 def url(self):
1000 qs = self.query_string()
1001 return reverse('actualites') + ('?' + qs if qs else '')
1002
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1003 def rss_url(self):
1004 qs = self.query_string()
1005 return reverse('rss_actualites') + ('?' + qs if qs else '')
1006
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1007class AppelSearch(ActualiteSearchBase):
1008
1009 class Meta:
1010 verbose_name = "recherche d'appels d'offres"
1011 verbose_name_plural = "recherches d'appels d'offres"
1012
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1013 def run(self, min_date=None, max_date=None):
1014 return super(AppelSearch, self).run(min_date=min_date, max_date=max_date).filter_type('appels')
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1015
1016 def url(self):
1017 qs = self.query_string()
1018 return reverse('appels') + ('?' + qs if qs else '')
1019
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1020 def rss_url(self):
1021 qs = self.query_string()
1022 return reverse('rss_appels') + ('?' + qs if qs else '')
1023
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1024class EvenementSearch(Search):
1025 titre = models.CharField(max_length=100, blank=True, verbose_name="Intitulé")
1026 type = models.CharField(max_length=100, blank=True, choices=Evenement.TYPE_CHOICES)
1027 date_min = models.DateField(blank=True, null=True, verbose_name="depuis le")
1028 date_max = models.DateField(blank=True, null=True, verbose_name="jusqu'au")
1029
1030 class Meta:
1031 verbose_name = "recherche d'évènements"
1032 verbose_name_plural = "recherches d'évènements"
1033
4b89a7df 1034 def run(self, min_date=None, max_date=None):
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1035 results = Evenement.objects
1036 if self.q:
1037 results = results.search(self.q)
1038 if self.titre:
1039 results = results.add_to_query('@titre ' + self.titre)
1040 if self.discipline:
1041 results = results.filter_discipline(self.discipline)
1042 if self.region:
1043 results = results.filter_region(self.region)
1044 if self.type:
1045 results = results.filter_type(self.type)
1046 if self.date_min:
1047 results = results.filter_debut(min=self.date_min)
1048 if self.date_max:
1049 results = results.filter_debut(max=self.date_max)
4b89a7df 1050 if min_date:
a83b8efb 1051 results = results.filter_date_modification(min=min_date)
4b89a7df 1052 if max_date:
a83b8efb 1053 results = results.filter_date_modification(max=max_date)
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1054 return results.all()
1055
1056 def url(self):
1057 qs = self.query_string()
1058 return reverse('agenda') + ('?' + qs if qs else '')
1059
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1060 def rss_url(self):
1061 qs = self.query_string()
1062 return reverse('rss_agenda') + ('?' + qs if qs else '')
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1063
1064 def get_email_alert_content(self, results):
1065 content = ''
1066 for evenement in results:
1067 content += u'- [%s](%s%s) \n' % (evenement.titre,
1068 SITE_ROOT_URL,
1069 evenement.get_absolute_url())
a83b8efb 1070 content += u' où ? : %s \n' % evenement.lieu
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1071 content += evenement.debut.strftime(u' quand ? : %d/%m/%Y %H:%M \n')
1072 content += u' durée ? : %s\n\n' % evenement.duration_display()
1073 content += u' quoi ? : '
1074 content += '\n '.join(textwrap.wrap(evenement.description))
1075 content += '\n\n'
1076 return content