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Commit 4f997c7e authored by Jim Fulton's avatar Jim Fulton
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*** empty log message ***

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lib/python/DocumentTemplate/pDocumentTemplate.py
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#!/bin/env python #!/bin/env python
############################################################################## ##############################################################################
# #
# Copyright # Copyright
# #
# Copyright 1996 Digital Creations, L.C., 910 Princess Anne # Copyright 1996 Digital Creations, L.C., 910 Princess Anne
# Street, Suite 300, Fredericksburg, Virginia 22401 U.S.A. All # Street, Suite 300, Fredericksburg, Virginia 22401 U.S.A. All
# rights reserved. Copyright in this software is owned by DCLC, # rights reserved. Copyright in this software is owned by DCLC,
# unless otherwise indicated. Permission to use, copy and # unless otherwise indicated. Permission to use, copy and
# distribute this software is hereby granted, provided that the # distribute this software is hereby granted, provided that the
# above copyright notice appear in all copies and that both that # above copyright notice appear in all copies and that both that
# copyright notice and this permission notice appear. Note that # copyright notice and this permission notice appear. Note that
# any product, process or technology described in this software # any product, process or technology described in this software
# may be the subject of other Intellectual Property rights # may be the subject of other Intellectual Property rights
# reserved by Digital Creations, L.C. and are not licensed # reserved by Digital Creations, L.C. and are not licensed
# hereunder. # hereunder.
# #
# Trademarks # Trademarks
# #
# Digital Creations & DCLC, are trademarks of Digital Creations, L.C.. # Digital Creations & DCLC, are trademarks of Digital Creations, L.C..
# All other trademarks are owned by their respective companies. # All other trademarks are owned by their respective companies.
# #
# No Warranty # No Warranty
# #
# The software is provided "as is" without warranty of any kind, # The software is provided "as is" without warranty of any kind,
# either express or implied, including, but not limited to, the # either express or implied, including, but not limited to, the
# implied warranties of merchantability, fitness for a particular # implied warranties of merchantability, fitness for a particular
# purpose, or non-infringement. This software could include # purpose, or non-infringement. This software could include
# technical inaccuracies or typographical errors. Changes are # technical inaccuracies or typographical errors. Changes are
# periodically made to the software; these changes will be # periodically made to the software; these changes will be
# incorporated in new editions of the software. DCLC may make # incorporated in new editions of the software. DCLC may make
# improvements and/or changes in this software at any time # improvements and/or changes in this software at any time
# without notice. # without notice.
# #
# Limitation Of Liability # Limitation Of Liability
# #
# In no event will DCLC be liable for direct, indirect, special, # In no event will DCLC be liable for direct, indirect, special,
# incidental, economic, cover, or consequential damages arising # incidental, economic, cover, or consequential damages arising
# out of the use of or inability to use this software even if # out of the use of or inability to use this software even if
# advised of the possibility of such damages. Some states do not # advised of the possibility of such damages. Some states do not
# allow the exclusion or limitation of implied warranties or # allow the exclusion or limitation of implied warranties or
# limitation of liability for incidental or consequential # limitation of liability for incidental or consequential
# damages, so the above limitation or exclusion may not apply to # damages, so the above limitation or exclusion may not apply to
# you. # you.
# #
# #
# If you have questions regarding this software, contact: # If you have questions regarding this software, contact:
# #
# Digital Creations, L.C. # Digital Creations, L.C.
# 910 Princess Ann Street # 910 Princess Ann Street
# Fredericksburge, Virginia 22401 # Fredericksburge, Virginia 22401
# #
# info@digicool.com # info@digicool.com
# #
# (540) 371-6909 # (540) 371-6909
# #
############################################################################## ##############################################################################
__doc__='''Python implementations of document template some features __doc__='''Python implementations of document template some features
$Id: pDocumentTemplate.py,v 1.1 1997/08/27 18:55:47 jim Exp $''' $Id: pDocumentTemplate.py,v 1.2 1997/09/02 19:02:51 jim Exp $'''
__version__='$Revision: 1.1 $'[11:-2] __version__='$Revision: 1.2 $'[11:-2]
import regex, string import regex, string
StringType=type('') StringType=type('')
isFunctionType={} isFunctionType={}
for name in ['BuiltinFunctionType', 'BuiltinMethodType', 'ClassType', for name in ['BuiltinFunctionType', 'BuiltinMethodType', 'ClassType',
'FunctionType', 'LambdaType', 'MethodType']: 'FunctionType', 'LambdaType', 'MethodType']:
try: isFunctionType[getattr(types,name)]=1 try: isFunctionType[getattr(types,name)]=1
except: pass except: pass
try: # Add function and method types from Extension Classes try: # Add function and method types from Extension Classes
import ExtensionClass import ExtensionClass
isFunctionType[ExtensionClass.PythonMethodType]=1 isFunctionType[ExtensionClass.PythonMethodType]=1
isFunctionType[ExtensionClass.ExtensionMethodType]=1 isFunctionType[ExtensionClass.ExtensionMethodType]=1
except: pass except: pass
isFunctionType=isFunctionType.has_key isFunctionType=isFunctionType.has_key
class InstanceDict: class InstanceDict:
def __init__(self,o,namespace): def __init__(self,o,namespace):
self.self=o self.self=o
self.cache={} self.cache={}
self.namespace=namespace self.namespace=namespace
def has_key(self,key): def has_key(self,key):
return hasattr(self.self,key) return hasattr(self.self,key)
def keys(self): def keys(self):
return self.self.__dict__.keys() return self.self.__dict__.keys()
def __repr__(self): return 'InstanceDict(%s)' % str(self.self) def __repr__(self): return 'InstanceDict(%s)' % str(self.self)
def __getitem__(self,key): def __getitem__(self,key):
# sys.stderr.write("Inst %s\n" % str((key,self))) # sys.stderr.write("Inst %s\n" % str((key,self)))
try: try:
r=self.cache[key] r=self.cache[key]
except: except:
if key[:1]=='_': if key[:1]=='_':
if key != '__str__': if key != '__str__':
raise KeyError, key # Don't divuldge private data raise KeyError, key # Don't divuldge private data
r=str(self.self) r=str(self.self)
else: else:
try: r=getattr(self.self,key) try: r=getattr(self.self,key)
except AttributeError: raise KeyError, key except AttributeError: raise KeyError, key
if isFunctionType(type(r)): if isFunctionType(type(r)):
r=r() r=r()
try: isDocTemp=r.isDocTemp try: isDocTemp=r.isDocTemp
except: isDocTemp=0 except: isDocTemp=0
if isDocTemp: if isDocTemp:
# There's no point in passing self, since we're # There's no point in passing self, since we're
# already in the name space # already in the name space
#r=r(self.self,self.namespace) #r=r(self.self,self.namespace)
r=r(None,self.namespace) r=r(None,self.namespace)
# We won't cache results of rendering # We won't cache results of rendering
else: else:
self.cache[key]=r self.cache[key]=r
# sys.stderr.write("RI %s\n" % str((key,r))) # sys.stderr.write("RI %s\n" % str((key,r)))
return r return r
class MultiMapping: class MultiMapping:
def __init__(self): self.dicts=[] def __init__(self): self.dicts=[]
def __getitem__(self, key): def __getitem__(self, key):
for d in self.dicts: for d in self.dicts:
try: return d[key] try: return d[key]
except KeyError, AttributeError: pass except KeyError, AttributeError: pass
raise KeyError, key raise KeyError, key
def push(self,d): self.dicts.insert(0,d) def push(self,d): self.dicts.insert(0,d)
def pop(self,n): del self.dicts[:n] def pop(self,n): del self.dicts[:n]
def keys(self): def keys(self):
kz = [] kz = []
for d in self.dicts: for d in self.dicts:
kz = kz + d.keys() kz = kz + d.keys()
return kz return kz
class TemplateDict: class TemplateDict:
def __init__(self): def __init__(self):
m=self.dicts=MultiMapping() m=self.dicts=MultiMapping()
self.pop=m.pop self.pop=m.pop
self.push=m.push self.push=m.push
try: self.keys=m.keys try: self.keys=m.keys
except: pass except: pass
# if names is None: self._names = {} # if names is None: self._names = {}
# else: self._names = names # else: self._names = names
# self._validator = validator # self._validator = validator
# self._do_validation=names or validator # self._do_validation=names or validator
def setValidation(self,names,validator): def setValidation(self,names,validator):
r=self._names, self._validator r=self._names, self._validator
if names is None: self._names = {} if names is None: self._names = {}
else: self._names = names else: self._names = names
self._validator = validator self._validator = validator
self._do_validation=names or validator self._do_validation=names or validator
return r return r
def __getitem__(self,key): def __getitem__(self,key):
# sys.stderr.write("MD %s\n" % str((key,self))) # sys.stderr.write("MD %s\n" % str((key,self)))
# do_validation=self._do_validation # do_validation=self._do_validation
v=self.dicts[key] v=self.dicts[key]
# validate before calling? # validate before calling?
# if do_validation: self.validate(key, v) # if do_validation: self.validate(key, v)
# if isFunctionType(type(v)): # if isFunctionType(type(v)):
try: isDocTemp=v.isDocTemp try: isDocTemp=v.isDocTemp
except: isDocTemp=None except: isDocTemp=None
if isDocTemp: v=v(None,self) if isDocTemp: v=v(None,self)
else: else:
try: v=v() try: v=v()
except (AttributeError,TypeError): pass except (AttributeError,TypeError): pass
return v return v
_namepat = regex.compile('[^a-z0-9_]', regex.casefold) _namepat = regex.compile('[^a-z0-9_]', regex.casefold)
def validate(self, key, value=None): def validate(self, key, value=None):
"Check key/value for access - raise KeyError if invalid access." "Check key/value for access - raise KeyError if invalid access."
# names containing other than normal identifier chars are okay # names containing other than normal identifier chars are okay
# names in the programmer-provided list of names are okay # names in the programmer-provided list of names are okay
# key/value pairs the validator function approves are okay # key/value pairs the validator function approves are okay
if (self._namepat.search(key) != -1 or if (self._namepat.search(key) != -1 or
self._names.has_key(key) or self._names.has_key(key) or
(type(self._validator) == FunctionType and (type(self._validator) == FunctionType and
self._validator(key, value))): return self._validator(key, value))): return
# everything else is verboten... # everything else is verboten...
raise KeyError, key raise KeyError, key
def render_blocks(self, md): def render_blocks(self, md):
rendered = [] rendered = []
for section in self.blocks: for section in self.blocks:
if type(section) is not StringType: if type(section) is not StringType:
section=section(md) section=section(md)
if section: rendered.append(section) if section: rendered.append(section)
rendered=string.join(rendered, '') rendered=string.join(rendered, '')
return rendered return rendered
############################################################################## ##############################################################################
# #
# $Log: pDocumentTemplate.py,v $ # $Log: pDocumentTemplate.py,v $
# Revision 1.2 1997/09/02 19:02:51 jim
# *** empty log message ***
#
# Revision 1.1 1997/08/27 18:55:47 jim # Revision 1.1 1997/08/27 18:55:47 jim
# initial # initial
# #
# Revision 1.1 1997/08/13 13:24:58 jim # Revision 1.1 1997/08/13 13:24:58 jim
# *** empty log message *** # *** empty log message ***
# #
# #
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