def as_text_only_dtb(request, document_id):
form = TextOnlyDTBForm(request.POST)
if not form.is_valid():
return HttpResponseRedirect(reverse('browse_detail', args=[document_id]))
document = Document.objects.get(pk=document_id)
inputFile = document.latest_version().content.path
outputDir = tempfile.mkdtemp(prefix="daisyproducer-")
DaisyPipeline.dtbook2text_only_dtb(inputFile, outputDir, **form.cleaned_data)
zipFile = tempfile.NamedTemporaryFile(suffix='.zip', prefix=document_id, delete=False)
zipFile.close() # we are only interested in a unique filename
zipDirectory(outputDir, zipFile.name, document.title)
shutil.rmtree(outputDir)
return render_to_mimetype_response('application/zip', document.title.encode('utf-8'), zipFile.name)
def preview_text_only_dtb(request, document_id):
document = get_object_or_404(Document, pk=document_id)
if request.method == 'POST':
form = TextOnlyDTBForm(request.POST)
if form.is_valid():
inputFile = document.latest_version().content.path
outputDir = tempfile.mkdtemp(prefix="daisyproducer-")
ebookNumber = form.cleaned_data.pop('ebookNumber')
transformationErrors = DaisyPipeline.dtbook2text_only_dtb(
inputFile, outputDir,
images=document.image_set.all(), **form.cleaned_data)
if transformationErrors:
return render_to_response('documents/todo_text_only_dtb.html', locals(),
context_instance=RequestContext(request))
zipFile = tempfile.NamedTemporaryFile(suffix='.zip', prefix=document_id, delete=False)
zipFile.close() # we are only interested in a unique filename
zipDirectory(outputDir, zipFile.name, ebookNumber)
shutil.rmtree(outputDir)
# put a copy of the ebook to a shared folder where it is fetched by another process that
# puts into the distribution system. This will change, as the distribution system should
# fetch the ebook directly from the archive. See fhs for a rationale about the dest
# folder (http://www.pathname.com/fhs/pub/fhs-2.3.html#VARSPOOLAPPLICATIONSPOOLDATA)
shutil.copy2(zipFile.name, os.path.join('/var/spool/daisyproducer', ebookNumber + '.zip'))
return render_to_mimetype_response('application/zip',
document.title.encode('utf-8'), zipFile.name)
else:
ebook = Product.objects.filter(document=document, type=2)
if ebook:
form = TextOnlyDTBForm({'ebookNumber': ebook[0].identifier})
else:
form = TextOnlyDTBForm()
return render_to_response('documents/todo_text_only_dtb.html', locals(),
context_instance=RequestContext(request))