Merged r78365 from 2.10 branch.

doc/CHANGES.txt

@@ -132,6 +132,9 @@ Zope Changes
 
     Bugs Fixed
 
+      - ZopePageTemplate's pt_edit did not recognize content type arguments
+        which had a charset information included.
+
       - "version.txt" file was being written to the wrong place by the
         Makefile, causing Zope to report "unreleased version" even for
         released versions.

lib/python/Products/PageTemplates/ZopePageTemplate.py

@@ -126,7 +126,7 @@ class ZopePageTemplate(Script, PageTemplate, Historical, Cacheable,
         encoding = None
         output_encoding = None
 
-        if content_type in ('text/xml',):
+        if content_type.startswith('text/xml'):
 
             if is_unicode:
                 encoding = None
@@ -135,8 +135,7 @@ class ZopePageTemplate(Script, PageTemplate, Historical, Cacheable,
                 encoding = encodingFromXMLPreamble(text)
                 output_encoding = 'utf-8'
 
-
-        elif content_type in ('text/html',) :
+        elif content_type.startswith('text/html'):
 
             charset = charsetFromMetaEquiv(text)
 

lib/python/Products/PageTemplates/tests/testZopePageTemplate.py

@@ -165,6 +165,13 @@ class ZopePageTemplateFileTests(ZopeTestCase):
         self.assertEqual(zpt.read(), s)
         self.assertEqual(isinstance(zpt.read(), unicode), True)
 
+    def testEditWithContentTypeCharset(self):
+        manage_addPageTemplate(self.app, 'test', xml_utf8, encoding='utf-8')
+        zpt = self.app['test']
+        xml_unicode = unicode(xml_utf8, 'utf-8').strip()
+        zpt.pt_edit(xml_unicode, 'text/xml')
+        zpt.pt_edit(xml_unicode, 'text/xml; charset=utf-8')
+        self.assertEqual(zpt.read(), xml_unicode)
 
     def _createZPT(self):
         manage_addPageTemplate(self.app, 'test', text=utf8_str, encoding='utf-8')