first cut, no testing

6651320c · Jim Fulton · d53be4db · 6651320c · 6651320c · 6651320c
Commit 6651320c authored Oct 09, 1997 by Jim Fulton
3 changed files
--- a/lib/python/Products/ExternalMethod/ExternalMethod.py
+++ b/lib/python/Products/ExternalMethod/ExternalMethod.py
+
+"""External Method Product
+
+This product provides support for external methods, which allow
+domain-specific customization of web environments.
+"""
+
+from Acquisition import Implicit
+	    
+brain_dir=SOFTWARE_HOME+'/Extensions'    
+modules={}
+
+def add(self, id, title, roles, external_name, REQUEST=None):
+    """Add an external method to a folder"""
+    names=split(external_name,'.')
+    module, function = join(names[:-1],'.'), names[-1]
+    i=ExternalMethod(id,title,roles,module,function)
+    self._setObject(name,i)
+    return self.manage_main(self,REQUEST)
+
+class ExternalMethod:
+    """An external method is a web-callable function that encapsulates
+    an external function."""
+
+    meta_type='External Method'
+
+    def __init__(self, id='', title='', roles='', module='', function=''):
+	if id:
+	    self.id=id
+	    self.title=title
+	    self.roles=roles
+	    self._module=module
+	    self._function=function
+	    self.getFunction()
+        self._p_atime=1
+
+    def getFunction(self):
+
+	module=self._module
+	
+	try: m=modules[module]
+	except:
+	    m={}
+	    exec open("%s/%s.py" % (braindir, module)) in m
+	    modules[module]=m
+
+	f=m[self._function]
+	if self.func_defaults != f.func_defaults:
+	   self.func_defaults  = f.func_defaults
+	    
+	func_code=FuncCode(f)
+	if func_code != self.func_code: self.func_code=func_code
+    
+	self._v_f=f
+
+	return f
+
+    def __call__(self, *args):
+	try: f=self._v_f
+	except: f=self.getFunction()
+
+	return apply(f,args)
+
+    
+class FuncCode:
+
+    def __init__(self, f):
+	self.co_varnames=f.func_code.co_varnames
+	self.co_argcount=f.func_code.co_argcount
+
+    def __cmp__(self,other):
+	return cmp((self.co_argcount, self.co_varnames),
+		   (othr.co_argcount, othr.co_varnames))
--- a/lib/python/Products/ExternalMethod/__init__.py
+++ b/lib/python/Products/ExternalMethod/__init__.py
+############################################################################## 
+#
+#     Copyright 
+#
+#       Copyright 1997 Digital Creations, L.C., 910 Princess Anne
+#       Street, Suite 300, Fredericksburg, Virginia 22401 U.S.A. All
+#       rights reserved.
+#
+############################################################################## 
+__doc__='''External Method Product Initialization
+$Id: __init__.py,v 1.1 1997/10/09 17:34:53 jim Exp $'''
+__version__='$Revision: 1.1 $'[11:-2]
+
+import ExternalMethod
+
+__.meta_types=	{'name':'External Method',
+		 'action':'manage_addExternalMethodForm'
+		 },
+
+__.methods={
+    'manage_addExternalMethodForm': ExternalMethod.addForm,
+    'manage_addExternalMethod':     ExternalMethod.add,
+    }
+
+
+
+
+
+############################################################################## 
+#
+# $Log: __init__.py,v $
+# Revision 1.1  1997/10/09 17:34:53  jim
+# first cut, no testing
+#
+# Revision 1.1  1997/07/25 18:14:28  jim
+# initial
+#
+#
--- a/lib/python/Products/ExternalMethod/addForm.dtml
+++ b/lib/python/Products/ExternalMethod/addForm.dtml
+<HTML>
+<HEAD>
+<TITLE>New External Method</TITLE>
+</HEAD>
+<BODY BGCOLOR="#FFFFFF" LINK="#000099" VLINK="#555555" ALINK="#77003B">
+<FONT SIZE="+2" COLOR="#77003B">New External Method</FONT>
+
+<FORM ACTION="manage_addExternalMethod" METHOD="POST">
+<TABLE CELLSPACING="2">
+<TR>
+  <TD ALIGN="LEFT" VALIGN="TOP"><B>Id</B></TD>
+  <TD ALIGN="LEFT" VALIGN="TOP"><INPUT TYPE="TEXT" NAME="id" SIZE="50"></TD>
+</TR>
+<TR>
+  <TD ALIGN="LEFT" VALIGN="TOP"><B>Title</B></TD>
+  <TD ALIGN="LEFT" VALIGN="TOP"><INPUT TYPE="TEXT" NAME="title" SIZE="50"></TD>
+</TR>
+<TR>
+  <TD ALIGN="LEFT" VALIGN="TOP"><B>External name:</B></TD>
+  <TD ALIGN="LEFT" VALIGN="TOP">
+	<INPUT TYPE="TEXT" NAME="ExternalName" SIZE="50">
+  </TD>
+</TR>
+<TR>
+<TD></TD>
+<TD><BR><INPUT TYPE="SUBMIT" VALUE="Add External Method"></TD>
+</TR>
+</TABLE>
+</FORM>
+</BODY>
+</HTML>
+