From 132297f0be27da544304733bd24da32282310235 Mon Sep 17 00:00:00 2001
From: Jan Szejko <jan.szejko@gmail.com>
Date: Wed, 29 Jun 2016 17:07:35 +0200
Subject: [PATCH] attachments; previews (not real, just working)

---
 apps/catalogue/ebook_utils.py                 |  5 ++--
 apps/catalogue/models/book.py                 | 25 +++++++++++++------
 .../templates/catalogue/book_detail.html      |  1 -
 apps/catalogue/views.py                       |  5 ++--
 4 files changed, 23 insertions(+), 13 deletions(-)

diff --git a/apps/catalogue/ebook_utils.py b/apps/catalogue/ebook_utils.py
index d9c99227..c16b2958 100644
--- a/apps/catalogue/ebook_utils.py
+++ b/apps/catalogue/ebook_utils.py
@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
-from StringIO import StringIO
 from catalogue.models import Book
-from librarian import DocProvider
+from librarian import DocProvider, IOFile
 from django.http import HttpResponse
 
 
@@ -12,7 +11,7 @@ class RedakcjaDocProvider(DocProvider):
         self.publishable = publishable
 
     def by_slug(self, slug):
-        return StringIO(Book.objects.get(dc_slug=slug
+        return IOFile.from_string(Book.objects.get(dc_slug=slug
                     ).materialize(publishable=self.publishable
                     ).encode('utf-8'))
 
diff --git a/apps/catalogue/models/book.py b/apps/catalogue/models/book.py
index 6aa183dc..83db3057 100755
--- a/apps/catalogue/models/book.py
+++ b/apps/catalogue/models/book.py
@@ -319,14 +319,14 @@ class Book(models.Model):
 
     def book_info(self, publishable=True):
         try:
-            book_xml = self.materialize(publishable=publishable)
+            book_xml = self.wl1_xml(publishable=publishable)
         except self.NoTextError:
             pass
         else:
             from librarian.dcparser import BookInfo
             from librarian import NoDublinCore, ParseError, ValidationError
             try:
-                return BookInfo.from_string(book_xml.encode('utf-8'))
+                return BookInfo.from_string(book_xml)
             except (self.NoTextError, ParseError, NoDublinCore, ValidationError):
                 return None
 
@@ -408,14 +408,23 @@ class Book(models.Model):
                 parse_dublincore=parse_dublincore,
                 strict=strict)
 
-    def publish(self, user):
+    def publish(self, user, host=None):
         """
             Publishes a book on behalf of a (local) user.
         """
+        import json
+        import os
+        from django.conf import settings
         self.assert_publishable()
         changes = self.get_current_changes()
-        book_xml = self.wl1_xml(changes=changes)
-        apiclient.api_call(user, "lessons/", {"lesson_xml": book_xml})
+        data = {"lesson_xml": self.wl1_xml(changes=changes)}
+        if host:
+            gallery_url = u'%s%s%s%s/' % (host, settings.MEDIA_URL, settings.IMAGE_DIR, self.slug)
+            gallery_dir = os.path.join(settings.MEDIA_ROOT, settings.IMAGE_DIR, self.slug)
+            if os.path.isdir(gallery_dir):
+                data['gallery_url'] = gallery_url
+                data['attachments'] = json.dumps(os.listdir(gallery_dir))
+        apiclient.api_call(user, "lessons/", data)
         # record the publish
         br = BookPublishRecord.objects.create(book=self, user=user)
         for c in changes:
@@ -430,7 +439,7 @@ class Book(models.Model):
         import os.path
         from django.conf import settings
         from fnpdjango.utils.text.slughifi import slughifi
-        from librarian import ParseError
+        from librarian import ParseError, DCNS
 
         def _register_function(f):
             """ Register extension function with lxml """
@@ -472,7 +481,9 @@ class Book(models.Model):
                 break
         else:
             # print 'BRAK PRZEBIEGU'
-            raise ParseError('Brak przebiegu')
+            dc_type = i1.findall('//dc:type', namespaces={'dc': DCNS.uri})
+            if dc_type and dc_type[0] in ('course', 'synthetic'):
+                raise ParseError('Brak przebiegu')
 
         i1.getroot().attrib['redslug'] = self.slug
         i1.getroot().attrib['wlslug'] = self.slug  # THIS!
diff --git a/apps/catalogue/templates/catalogue/book_detail.html b/apps/catalogue/templates/catalogue/book_detail.html
index 2355cb0f..ce0f8627 100755
--- a/apps/catalogue/templates/catalogue/book_detail.html
+++ b/apps/catalogue/templates/catalogue/book_detail.html
@@ -58,7 +58,6 @@
     <a target="_blank" href="{% url 'catalogue_book_html' book.slug %}" rel="nofollow">{% trans "HTML version" %}</a><br/>
     <a href="{% url 'catalogue_book_txt' book.slug %}" rel="nofollow">{% trans "TXT version" %}</a><br/>
     <a href="{% url 'catalogue_book_pdf' book.slug %}" rel="nofollow">{% trans "PDF version" %}</a><br/>
-    <a href="{% url 'catalogue_book_epub' book.slug %}" rel="nofollow">{% trans "EPUB version" %}</a><br/>
     </p>
 
     {% if user.is_authenticated %}
diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 94710cab..2ba0fb6d 100644
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -225,7 +225,7 @@ def book_html(request, slug):
     if not book.accessible(request):
         return HttpResponseForbidden("Not authorized.")
 
-    doc = book.wldocument(parse_dublincore=False)
+    doc = book.wldocument()
     html = doc.as_html()
 
     html = html.get_string() if html is not None else ''
@@ -482,7 +482,8 @@ def publish(request, slug):
         return HttpResponseForbidden("Not authorized.")
 
     try:
-        book.publish(request.user)
+        protocol = 'https://' if request.is_secure() else 'http://'
+        book.publish(request.user, host=protocol + request.get_host())
     except NotAuthorizedError:
         return http.HttpResponseRedirect(reverse('apiclient_oauth'))
     except ApiError, e:
-- 
2.20.1