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[wolnelektury.git] / apps / catalogue / forms.py

diff --git a/apps/catalogue/forms.py b/apps/catalogue/forms.py
index d191d46..480eddf 100644 (file)
--- a/apps/catalogue/forms.py
+++ b/apps/catalogue/forms.py
@@ -6,6 +6,10 @@ from django import forms
 from django.utils.translation import ugettext_lazy as _
 
 from catalogue.models import Book
+from waiter.models import WaitedFile
+from django.core.exceptions import ValidationError
+from catalogue.utils import get_customized_pdf_path
+from catalogue.tasks import build_custom_pdf
 
 
 class BookImportForm(forms.Form):
@@ -42,15 +46,16 @@ CUSTOMIZATION_FLAGS = (
     ('nofootnotes', _("Don't show footnotes")),
     ('nothemes', _("Don't disply themes")),
     ('nowlfont', _("Don't use our custom font")),
+    ('no-cover', _("Without cover")),
     )
 CUSTOMIZATION_OPTIONS = (
     ('leading', _("Leading"), (
-        ('defaultleading', _('Normal leading')),
+        ('', _('Normal leading')),
         ('onehalfleading', _('One and a half leading')),
         ('doubleleading', _('Double leading')),
         )),
     ('fontsize', _("Font size"), (
-        ('11pt', _('Default')),
+        ('', _('Default')),
         ('13pt', _('Big'))
         )),
 #    ('pagesize', _("Paper size"), (
@@ -61,12 +66,21 @@ CUSTOMIZATION_OPTIONS = (
 
 
 class CustomPDFForm(forms.Form):
-    def __init__(self, *args, **kwargs):
+    def __init__(self, book, *args, **kwargs):
         super(CustomPDFForm, self).__init__(*args, **kwargs)
+        self.book = book
         for name, label in CUSTOMIZATION_FLAGS:
             self.fields[name] = forms.BooleanField(required=False, label=label)
         for name, label, choices in CUSTOMIZATION_OPTIONS:
-            self.fields[name] = forms.ChoiceField(choices, label=label)
+            self.fields[name] = forms.ChoiceField(choices, required=False, label=label)
+
+    def clean(self):
+        self.cleaned_data['cust'] = self.customizations
+        self.cleaned_data['path'] = get_customized_pdf_path(self.book,
+            self.cleaned_data['cust'])
+        if not WaitedFile.can_order(self.cleaned_data['path']):
+            raise ValidationError(_('Queue is full. Please try again later.'))
+        return self.cleaned_data
 
     @property
     def customizations(self):
@@ -75,6 +89,20 @@ class CustomPDFForm(forms.Form):
             if self.cleaned_data.get(name):
                 c.append(name)
         for name, label, choices in CUSTOMIZATION_OPTIONS:
-            c.append(self.cleaned_data[name])
+            option = self.cleaned_data.get(name)
+            if option:
+                c.append(option)
         c.sort()
         return c
+
+    def save(self, *args, **kwargs):
+        if not self.cleaned_data['cust'] and self.book.pdf_file:
+            # Don't build with default options, just redirect to the standard file.
+            return {"redirect": self.book.pdf_file.url}
+        url = WaitedFile.order(self.cleaned_data['path'],
+            lambda p: build_custom_pdf.delay(self.book.id,
+                self.cleaned_data['cust'], p),
+            self.book.pretty_title()
+            )
+        #return redirect(url)
+        return {"redirect": url}