TextileField

[fnpdjango.git] / fnpdjango / utils / fields.py

diff --git a/fnpdjango/utils/fields.py b/fnpdjango/utils/fields.py
new file mode 100644 (file)
index 0000000..e638db5
--- /dev/null
+++ b/fnpdjango/utils/fields.py
@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+from django.forms import CharField, ValidationError
+from .text.textilepl import textile_pl
+
+try:
+    from markupfield.fields import MarkupField
+except ImportError:
+    MarkupField = None
+else:
+    def validate_textile(value):
+        try:
+            textile_pl(value)
+        except Exception:
+            raise ValidationError('Syntax error in markup.')
+
+
+    class TextileFormField(CharField):
+        default_validators = [validate_textile]
+
+
+    class TextileField(MarkupField):
+        def formfield(self, **kwargs):
+            defaults = {'form_class': TextileFormField}
+            defaults.update(kwargs)
+            return super(MarkupField, self).formfield(**defaults)