X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/c1f370d46a0e1d1c8d99e5d67fd9553e10c10158..f56862502899964e670442b7628637f74ee8ef06:/catalogue/models.py diff --git a/catalogue/models.py b/catalogue/models.py index f05688d..85f0af0 100644 --- a/catalogue/models.py +++ b/catalogue/models.py @@ -1,17 +1,31 @@ +# -*- coding: utf-8 from django.core.files import File from django.core.urlresolvers import reverse from django.db import models from jsonfield import JSONField +from fnpdjango.storage import BofhFileSystemStorage from curriculum.models import Level, Curriculum, CurriculumCourse +import logging + +bofh_storage = BofhFileSystemStorage() class Section(models.Model): title = models.CharField(max_length=255, unique=True) - slug = models.SlugField(unique=True) + slug = models.SlugField(max_length=255, unique=True) order = models.IntegerField() xml_file = models.FileField(upload_to="catalogue/section/xml", + null=True, blank=True, max_length=255, + storage=bofh_storage) + image = models.ImageField(upload_to="catalogue/section/image", null=True, blank=True) + pic = models.ImageField(upload_to="catalogue/section/pic", null=True, blank=True) + pic_attribution = models.CharField(max_length=255, null=True, blank=True) + pic_src = models.URLField(null=True, blank=True) + + summary = models.TextField(blank=True, null=True) + class Meta: ordering = ['order'] @@ -22,20 +36,22 @@ class Section(models.Model): return self.title def get_absolute_url(self): - return "%s#%s" % (reverse("catalogue_lessons"), self.slug) + return "%s#gimnazjum_%s" % (reverse("catalogue_lessons"), self.slug) @classmethod - def publish(cls, infile): + def publish(cls, infile, ignore_incomplete=False): from librarian.parser import WLDocument from django.core.files.base import ContentFile xml = infile.get_string() wldoc = WLDocument.from_string(xml) - try: - lessons = [Lesson.objects.get(slug=part.slug) - for part in wldoc.book_info.parts] - except Lesson.DoesNotExist, e: - raise cls.IncompleteError(part.slug) + lessons = [] + for part in wldoc.book_info.parts: + try: + lessons.append(Lesson.objects.get(slug=part.slug)) + except Lesson.DoesNotExist, e: + if not ignore_incomplete: + raise cls.IncompleteError(part.slug) slug = wldoc.book_info.url.slug try: @@ -67,24 +83,25 @@ class Lesson(models.Model): section = models.ForeignKey(Section, null=True, blank=True) level = models.ForeignKey(Level) title = models.CharField(max_length=255) - slug = models.SlugField(unique=True) + slug = models.SlugField(max_length=255, unique=True) type = models.CharField(max_length=15, db_index=True) order = models.IntegerField(db_index=True) dc = JSONField(default='{}') - curriculum_courses = models.ManyToManyField(CurriculumCourse) + curriculum_courses = models.ManyToManyField(CurriculumCourse, blank=True) + description = models.TextField(null=True, blank=True) xml_file = models.FileField(upload_to="catalogue/lesson/xml", - null=True, blank=True) # FIXME: slug in paths + null=True, blank=True, max_length=255, storage=bofh_storage) html_file = models.FileField(upload_to="catalogue/lesson/html", - null=True, blank=True) + null=True, blank=True, max_length=255, storage=bofh_storage) package = models.FileField(upload_to="catalogue/lesson/pack", - null=True, blank=True) + null=True, blank=True, max_length=255, storage=bofh_storage) student_package = models.FileField(upload_to="catalogue/lesson/student_pack", - null=True, blank=True) + null=True, blank=True, max_length=255, storage=bofh_storage) pdf = models.FileField(upload_to="catalogue/lesson/pdf", - null=True, blank=True) + null=True, blank=True, max_length=255, storage=bofh_storage) student_pdf = models.FileField(upload_to="catalogue/lesson/student_pdf", - null=True, blank=True) + null=True, blank=True, max_length=255, storage=bofh_storage) class Meta: ordering = ['section', 'level', 'order'] @@ -97,7 +114,7 @@ class Lesson(models.Model): return ('catalogue_lesson', [self.slug]) @classmethod - def publish(cls, infile): + def publish(cls, infile, ignore_incomplete=False): from librarian.parser import WLDocument from django.core.files.base import ContentFile xml = infile.get_string() @@ -105,8 +122,8 @@ class Lesson(models.Model): # Check if not section metadata block. if wldoc.book_info.parts: - return Section.publish(infile) - + return Section.publish(infile, ignore_incomplete=ignore_incomplete) + slug = wldoc.book_info.url.slug try: lesson = cls.objects.get(slug=slug) @@ -118,11 +135,15 @@ class Lesson(models.Model): lesson.xml_file.save('%s.xml' % slug, ContentFile(xml), save=False) lesson.title = wldoc.book_info.title - lesson.level = Level.objects.get(slug=wldoc.book_info.audience) + lesson.level = Level.objects.get(meta_name=wldoc.book_info.audience) lesson.populate_dc() + lesson.populate_description(wldoc=wldoc) lesson.build_html(infile=infile) + lesson.build_pdf() lesson.build_package() - lesson.build_package(student=True) + if lesson.type != 'project': + lesson.build_pdf(student=True) + lesson.build_package(student=True) return lesson def populate_dc(self): @@ -130,38 +151,81 @@ class Lesson(models.Model): wldoc = WLDocument.from_file(self.xml_file.path) self.dc = wldoc.book_info.to_dict() self.type = self.dc["type"] + assert self.type in ('appendix', 'course', 'synthetic', 'project', 'added', 'added-var'), \ + u"Unknown lesson type: %s" % self.type self.save() courses = set() for identifier in wldoc.book_info.curriculum: + identifier = (identifier or "").replace(' ', '') + if not identifier: continue try: - curr = Curriculum.objects.get(identifier=identifier) + curr = Curriculum.objects.get(identifier__iexact=identifier) except Curriculum.DoesNotExist: + logging.warn('Unknown curriculum course %s in lesson %s' % (identifier, self.slug)) pass else: courses.add(curr.course) self.curriculum_courses = courses - def build_html(self, infile=None): + def populate_description(self, wldoc=None, infile=None): + if wldoc is None: + wldoc = self.wldocument(infile) + if self.type == 'project': + lookup = u'Zadanie' + else: + lookup = u'Pomysł na lekcję' + for header in wldoc.edoc.findall('.//naglowek_rozdzial'): + if (header.text or '').strip() == lookup: + from lxml import etree + self.description = etree.tostring(header.getnext(), + method='text', encoding='unicode').strip() + self.save() + return + + def wldocument(self, infile=None): + from librarian import IOFile from librarian.parser import WLDocument - from .publish import HtmlFormat, OrmDocProvider + from .publish import OrmDocProvider if infile is None: - wldoc = WLDocument.from_file(self.xml_file.path, provider=OrmDocProvider) - else: - wldoc = WLDocument(infile, provider=OrmDocProvider()) + infile = IOFile.from_filename(self.xml_file.path) + for att in self.attachment_set.all(): + infile.attachments["%s.%s" % (att.slug, att.ext)] = \ + IOFile.from_filename(att.file.path) + return WLDocument(infile, provider=OrmDocProvider()) + + def build_html(self, infile=None): + from .publish import HtmlFormat + wldoc = self.wldocument(infile) html = HtmlFormat(wldoc).build() self.html_file.save("%s.html" % self.slug, File(open(html.get_filename()))) + def build_pdf(self, student=False): + from .publish import PdfFormat + # PDF uses document with attachments already saved as media, + # otherwise sorl.thumbnail complains about SuspiciousOperations. + wldoc = self.wldocument() + if student: + pdf = PdfFormat(wldoc).build() + self.student_pdf.save("%s.pdf" % self.slug, + File(open(pdf.get_filename()))) + else: + pdf = PdfFormat(wldoc, teacher=True).build() + self.pdf.save("%s.pdf" % self.slug, + File(open(pdf.get_filename()))) + def add_to_zip(self, zipf, student=False, prefix=''): - zipf.write(self.xml_file.path, - "%spliki-zrodlowe/%s.xml" % (prefix, self.slug)) pdf = self.student_pdf if student else self.pdf if pdf: - zipf.write(self.xml_file.path, + zipf.write(pdf.path, "%s%s%s.pdf" % (prefix, self.slug, "_student" if student else "")) - + for attachment in self.attachment_set.all(): + zipf.write(attachment.file.path, + u"%smaterialy/%s.%s" % (prefix, attachment.slug, attachment.ext)) + zipf.write(self.xml_file.path, + "%spliki-zrodlowe/%s.xml" % (prefix, self.slug)) def build_package(self, student=False): from StringIO import StringIO @@ -177,8 +241,15 @@ class Lesson(models.Model): ContentFile(buff.getvalue())) def get_syntetic(self): + if self.section is None: return None return self.section.syntetic_lesson(self.level) + def get_other_level(self): + if self.section is None: return None + other_levels = self.section.lesson_set.exclude(level=self.level) + if other_levels.exists(): + return other_levels[0].level + def get_previous(self): if self.section is None: return None try: @@ -197,12 +268,15 @@ class Lesson(models.Model): except IndexError: return None + def requires_internet(self): + return 'internet' in self.dc.get('requires', []) + class Attachment(models.Model): slug = models.CharField(max_length=255) ext = models.CharField(max_length=15) lesson = models.ForeignKey(Lesson) - file = models.FileField(upload_to="catalogue/attachment") + file = models.FileField(upload_to="catalogue/attachment", storage=bofh_storage) class Meta: ordering = ['slug', 'ext'] @@ -218,3 +292,24 @@ class Part(models.Model): null=True, blank=True) student_pdf = models.FileField(upload_to="catalogue/part/student_pdf", null=True, blank=True) + + +class LessonStub(models.Model): + section = models.ForeignKey(Section, null=True, blank=True) + level = models.ForeignKey(Level) + title = models.CharField(max_length=255) + type = models.CharField(max_length=15, db_index=True) + order = models.IntegerField(db_index=True) + + class Meta: + ordering = ['section', 'level', 'order'] + + def __unicode__(self): + return self.title + + @property + def slug(self): + return '' + + def add_to_zip(self, *args, **kwargs): + pass