Hi Fred,
I experimented a bit with the ZGDChart product. You can might try the following
patch:
*** lib/python/Products/ZGDChart/ZGDChart.pyTue Sep 12 21:44:09 2000
--- /usr/local/etc/Zope2Test/pr/ZGDChart/ZGDChart.pyWed Oct 4 10:41:51 2000
***
*** 64,73
--- 64,74
from Globals import HTMLFile, MessageDialog, Persistent
from Globals import package_home
from DocumentTemplate.DT_Util import *
from DocumentTemplate.DT_String import String
from maybe_lock import allocate_lock
+ import traceback
#
# In this module, extend gdchart so
# that it can render itself
#
***
*** 133,142
--- 134,144
manage_options=(
{'label':'Properties' , 'icon':icon, 'action':'manage_main',
'target':'_self'},
{'label':'Colors' , 'icon':icon, 'action':'manage_mainColor',
'target':'_self'},
{'label':'Scale', 'icon':icon, 'action':'manage_mainScale',
'target':'_self'},
{'label':'Data Method', 'icon':icon, 'action':'manage_mainGetData',
'target':'_self'},
+ {'label':'DTML Data', 'icon':icon,
+'action':'getDtmlData/manage_main', 'target':'_self'},
{'label':'Security' , 'icon':icon, 'action':'manage_access',
'target':'_self'},
{'label':'View' , 'icon':icon, 'action':'manage_mainView',
'target':'_self'},
)
__ac_permissions__=(
***
*** 281,291
self.id = id
self.title = title
self.height = height
self.width = width
self.SQL= SQL
! self.content_type = 'image/gif'
self.tempfile = self.home() + '/temp.gif'
# Set the chart options
self.bg_transparent = 'bg_transparent' in option
self.xaxis = 'xaxis' in option
--- 283,293
self.id = id
self.title = title
self.height = height
self.width = width
self.SQL= SQL
! self.content_type = 'image/png'
self.tempfile = self.home() + '/temp.gif'
# Set the chart options
self.bg_transparent = 'bg_transparent' in option
self.xaxis = 'xaxis' in option
***
*** 372,386
self.threed_angle = 0
self.threed_depth = 0
# Set the data gathering method
self.selected_data_method = 'dtml'
! f = open(os.path.join(self.home(),'manage', 'getDtmlData.dtml'), 'r')
! getDtmlData_dtml = f.read()
! f.close()
! ob = OFS.DTMLMethod.DTMLMethod(getDtmlData_dtml,
__name__='getDtmlData')
! self._setObject('getDtmlData', ob)
def manage_edit(self, title, xtitle, ytitle, width, height, chart_type,
option=[], REQUEST=None):
"""edit ZGDChart"""
self.title = title
self.xtitle = xtitle
--- 374,384
self.threed_angle = 0
self.threed_depth = 0
# Set the data gathering method
self.selected_data_method = 'dtml'
! self.manage_addDTMLMethod('getDtmlData', 'DTML Data Method',
open(HTMLFile('manage/getDtmlData',globals()).raw).read())
def manage_edit(self, title, xtitle, ytitle, width, height, chart_type,
option=[], REQUEST=None):
"""edit ZGDChart"""
self.title = title
self.xtitle = xtitle
***
*** 687,704
#
# requires GDChart 0.4
#
tempfile = cStringIO.StringIO()
apply(chart, (GDC_TYPE, (self.width, self.height), tempfile) +
tuple(chartdata))
! if RESPONSE: RESPONSE['content-type']=self.content_type
output = tempfile.getvalue()
- #
- # requires GDChart 0.3
- # apply(chart, (GDC_TYPE, (self.width, self.height),
self.tempfile) + tuple(chartdata))
- # if RESPONSE: RESPONSE['content-type']=self.content_type
- # output = open(self.tempfile,'rb').read()
- #
finally:
_chart_lock.release()
