more error reporting

[redakcja.git] / apps / catalogue / views.py

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 1d1b36e..bde9dc0 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -6,6 +6,8 @@
 import logging
 import os
 import shutil
+import subprocess
+from tempfile import NamedTemporaryFile
 
 from django.conf import settings
 from django.contrib import auth
@@ -13,7 +15,7 @@ from django.contrib.auth.models import User
 from django.contrib.auth.decorators import login_required
 from django.core.urlresolvers import reverse
 from django import http
-from django.http import Http404
+from django.http import Http404, HttpResponse
 from django.shortcuts import get_object_or_404, render, redirect
 from django.utils.encoding import force_str
 from django.utils.http import urlquote_plus
@@ -173,9 +175,13 @@ def book_html(request, pk, rev_pk=None, preview=False):
 
     was_published = revision == published_revision or doc.publish_log.filter(revision=revision).exists()
 
-    sst = SST.from_string(revision.materialize())
-    html = HtmlFormat(sst).build(
-        files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk)).get_string()
+    try:
+        sst = SST.from_string(revision.materialize())
+    except ValueError as e:
+        html = e
+    else:
+        html = HtmlFormat(sst).build(
+            files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk)).get_string()
 
     # response = http.HttpResponse(html, content_type='text/html', mimetype='text/html')
     # return response
@@ -208,7 +214,10 @@ def book_pdf(request, pk, rev_pk):
     rev = get_object_or_404(Revision, pk=rev_pk)
     # Test
 
-    sst = SST.from_string(rev.materialize())
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
     
     ctx = Context(
         files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
@@ -216,7 +225,10 @@ def book_pdf(request, pk, rev_pk):
     )
     if doc.owner_organization is not None and doc.owner_organization.logo:
         ctx.cover_logo = 'http://%s%s' % (request.get_host(), doc.owner_organization.logo.url)
-    pdf_file = PdfFormat(sst).build(ctx)
+    try:
+        pdf_file = PdfFormat(sst).build(ctx)
+    except BuildError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     from catalogue.ebook_utils import serve_file
     return serve_file(pdf_file.get_filename(), '%d.pdf' % doc.pk, 'application/pdf')
@@ -232,7 +244,10 @@ def book_epub(request, pk, rev_pk):
     rev = get_object_or_404(Revision, pk=rev_pk)
     # Test
 
-    sst = SST.from_string(rev.materialize())
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     ctx = Context(
         files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
@@ -243,13 +258,46 @@ def book_epub(request, pk, rev_pk):
     try:
         epub_file = EpubFormat(sst).build(ctx)
     except BuildError as e:
-        from django.http import HttpResponse
         return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
 
     from catalogue.ebook_utils import serve_file
     return serve_file(epub_file.get_filename(), '%d.epub' % doc.pk, 'application/epub+zip')
 
 
+@never_cache
+def book_mobi(request, pk, rev_pk):
+    from librarian.utils import Context
+    from librarian.document import Document as SST
+    from librarian.formats.epub import EpubFormat
+
+    doc = get_object_or_404(Document, pk=pk)
+    rev = get_object_or_404(Revision, pk=rev_pk)
+
+    try:
+        sst = SST.from_string(rev.materialize())
+    except ValueError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
+
+    ctx = Context(
+        files_path='http://%s/media/dynamic/uploads/%s/' % (request.get_host(), pk),
+        source_url='http://%s%s' % (request.get_host(), reverse('catalogue_html', args=[doc.pk])),
+    )
+    if doc.owner_organization is not None and doc.owner_organization.logo:
+        ctx.cover_logo = 'http://%s%s' % (request.get_host(), doc.owner_organization.logo.url)
+    try:
+        epub_file = EpubFormat(sst).build(ctx)
+    except BuildError as e:
+        return HttpResponse(content=force_str(e.message), content_type='text/plain', status='400')
+
+    output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi', delete=False)
+    output_file.close()
+    subprocess.check_call(
+        ['ebook-convert', epub_file.get_filename(), output_file.name, '--no-inline-toc'])
+
+    from catalogue.ebook_utils import serve_file
+    return serve_file(output_file.name, '%d.mobi' % doc.pk, 'application/epub+zip')
+
+
 # @never_cache
 # def revision(request, slug, chunk=None):
 #     try: