report/render: fixes from xrg branch

This should log the rendering exceptions for reports. Also fix am error at
custom fonts, suppress a message.

Conflicts:

	bin/report/render/rml2pdf/utils.py

bzr revid: p_christ@hol.gr-20101123151110-bckon1ji7hul20mp

bin/report/render/rml.py

@@ -55,7 +55,7 @@ class rml2txt(render.render):
     def __init__(self, rml, localcontext= None, datas={}):
         super(rml2txt, self).__init__(datas)
         self.rml = rml
-	self.localcontext = localcontext
+        self.localcontext = localcontext
         self.output_type = 'txt'
 
     def _render(self):

bin/report/render/rml2pdf/customfonts.py

@@ -72,7 +72,7 @@ def FindCustomFonts():
             continue
         for d in dirpath:
             if os.path.exists(os.path.join(d, fname)):
-                print "found font %s in %s" % (fname, d)
+                # print "found font %s in %s" % (fname, d)
                 __foundFonts.append(fname)
                 break
                 
@@ -87,9 +87,9 @@ def SetCustomFonts(rmldoc):
         This function is called once per report, so it should
         avoid system-wide processing (cache it, instead).
     """
+    global __foundFonts
     if not len(__foundFonts):
         FindCustomFonts()
-    global __foundFonts
     for name, font, fname, mode in CustomTTFonts:
         if fname in __foundFonts:
             rmldoc.setTTFontMapping(name, font, fname, mode)

bin/report/render/rml2pdf/utils.py

@@ -38,6 +38,7 @@
 
 import copy
 import locale
+
 import logging
 import re
 import reportlab