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Anonymous committed 5d29c59

Renamed to eudcb-ldap.el

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eudc-bck-ldap.el

-;;; eudc-bck-ldap.el --- Emacs Unified Directory Client - LDAP Backend
-
-;; Copyright (C) 1998 Free Software Foundation, Inc.
-
-;; Author: Oscar Figueiredo <oscar@xemacs.org>
-;; Maintainer: Oscar Figueiredo <oscar@xemacs.org>
-;; Created: Feb 1998
-;; Version: $Revision$
-;; Keywords: help
-
-;; This file is part of XEmacs
-
-;; XEmacs is free software; you can redistribute it and/or modify it
-;; under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
-;; any later version.
-
-;; XEmacs is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-;; General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with XEmacs; see the file COPYING.  If not, write to 
-;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
-
-;;; Commentary:
-;;    This library provides specific LDAP protocol support for the 
-;;    Emacs Unified Directory Client library.
-
-;;; Installation:
-;;    Install EUDC first. See EUDC documentation.
-
-;;; Code:
-
-(require 'eudc)
-(require 'ldap)
-
-
-;;{{{      Internal cooking
-
-(if (fboundp 'ldap-get-host-parameter)
-    (fset 'eudc-ldap-get-host-parameter 'ldap-get-host-parameter)
-  (defun eudc-ldap-get-host-parameter (host parameter)
-    "Get the value of PARAMETER for HOST in `ldap-host-parameters-alist'."
-    (plist-get (cdr (assoc host ldap-host-parameters-alist))
-	       parameter)))
-
-(defvar eudc-ldap-attributes-translation-alist
-  '((name . sn)
-    (firstname . givenname)
-    (email . mail)
-    (phone . telephonenumber))
-  "Alist mapping EUDC attribute names to LDAP names.")
-
-(eudc-protocol-set 'eudc-query-function 'eudc-ldap-simple-query-internal 
-		   'ldap)
-(eudc-protocol-set 'eudc-list-attributes-function 'eudc-ldap-get-field-list
-		   'ldap)
-(eudc-protocol-set 'eudc-protocol-attributes-translation-alist 
-		   'eudc-ldap-attributes-translation-alist 'ldap)
-(eudc-protocol-set 'eudc-bbdb-conversion-alist 
-		   'eudc-ldap-bbdb-conversion-alist 
-		   'ldap)
-(eudc-protocol-set 'eudc-protocol-has-default-query-attributes nil 'ldap)
-(eudc-protocol-set 'eudc-attribute-display-method-alist 
-		   '(("jpegphoto" . eudc-display-jpeg-inline)
-		     ("labeledurl" . eudc-display-url)
-		     ("audio" . eudc-display-sound)
-		     ("labeledurl" . eudc-display-url)
-		     ("url" . eudc-display-url)) 
-		   'ldap)
-(eudc-protocol-set 'eudc-switch-to-server-hook 
-		   '(eudc-ldap-check-base) 
-		   'ldap)
-
-(defun eudc-ldap-cleanup-record-simple (record)
-  "Do some cleanup in a record to make it suitable for EUDC."
-  (mapcar 
-   (function 
-    (lambda (field)
-      (cons (intern (car field))
-	    (if (cdr (cdr field))
-		(cdr field)
-	      (car (cdr field))))))
-   record))
-
-(defun eudc-filter-$ (string)
-  (mapconcat 'identity (split-string string "\\$") "\n"))
-
-;; Cleanup a LDAP record to make it suitable for EUDC:
-;;   Make the record a cons-cell instead of a list if the it's single-valued
-;;   Filter the $ character in addresses into \n if not done by the LDAP lib
-(defun eudc-ldap-cleanup-record-filtering-addresses (record)
-  (mapcar 
-   (function 
-    (lambda (field)
-      (let ((name (intern (car field)))
-	    (value (cdr field)))
-	(if (memq name '(postaladdress registeredaddress))
-	    (setq value (mapcar 'eudc-filter-$ value)))
-	(cons name
-	      (if (cdr value)
-		  value
-		(car value))))))
-   record))
-
-(defun eudc-ldap-simple-query-internal (query &optional return-attrs)
-  "Query the LDAP server with QUERY.
-QUERY is a list of cons cells (ATTR . VALUE) where ATTRs should be valid 
-LDAP attribute names.  
-RETURN-ATTRS is a list of attributes to return, defaulting to 
-`eudc-default-return-attributes'."
-  (let ((result (ldap-search (eudc-ldap-format-query-as-rfc1558 query)
-			     eudc-server
-			     (if (listp return-attrs)
-				 (mapcar 'symbol-name return-attrs))))
-	final-result)
-    (if (or (not (boundp 'ldap-ignore-attribude-codings))
-	    ldap-ignore-attribude-codings)
-	(setq result 
-	      (mapcar 'eudc-ldap-cleanup-record-filtering-addresses result))
-      (setq result (mapcar 'eudc-ldap-cleanup-record-simple result)))
-
-    (if (and eudc-strict-return-matches
-	     return-attrs
-	     (not (eq 'all return-attrs)))
-	(setq result (eudc-filter-partial-records result return-attrs)))
-    ;; Apply eudc-duplicate-attribute-handling-method
-    (if (not (eq 'list eudc-duplicate-attribute-handling-method))
-	(mapcar 
-	 (function (lambda (record)
-		     (setq final-result 
-			   (append (eudc-filter-duplicate-attributes record)
-				   final-result))))
-	 result))
-    final-result))
-
-(defun eudc-ldap-get-field-list (dummy &optional objectclass)
-  "Return a list of valid attribute names for the current server.
-OBJECTCLASS is the LDAP object class for which the valid
-attribute names are returned. Default to `person'"
-  (interactive)
-  (or eudc-server
-      (call-interactively 'eudc-set-server))
-  (let ((ldap-host-parameters-alist 
-	 (list (cons eudc-server
-		     '(scope subtree sizelimit 1)))))
-    (mapcar 'eudc-ldap-cleanup-record
-	    (ldap-search 
-	     (eudc-ldap-format-query-as-rfc1558 
-	      (list (cons "objectclass"
-			  (or objectclass
-			      "person"))))
-	     eudc-server nil t))))
-
-(defun eudc-ldap-format-query-as-rfc1558 (query)
-  "Format the EUDC QUERY list as a RFC1558 LDAP search filter."
-  (format "(&%s)" (apply 'concat (mapcar '(lambda (item)
-					    (format "(%s=%s)" (car item) (cdr item)))
-					 query))))
-
-
-;;}}}        
-
-;;{{{      High-level interfaces (interactive functions)
-
-(defun eudc-ldap-customize ()
-  "Customize the EUDC LDAP support."
-  (interactive)
-  (customize-group 'eudc-ldap))
-
-(defun eudc-ldap-check-base ()
-  "Check if the current LDAP server has a configured search base."
-  (unless (or (eudc-ldap-get-host-parameter eudc-server 'base)
-	      ldap-default-base
-	      (null (y-or-n-p "No search base defined. Configure it now ?")))
-    ;; If the server is not in ldap-host-parameters-alist we add it for the
-    ;; user
-    (if (null (assoc eudc-server ldap-host-parameters-alist))
-	(setq ldap-host-parameters-alist 
-	      (cons (list eudc-server) ldap-host-parameters-alist)))
-    (customize-variable 'ldap-host-parameters-alist)))
-
-;;;}}}
-
-
-(eudc-register-protocol 'ldap)
-
-(provide 'eudc-bck-ldap)
-
-;;; eudc-bck-ldap.el ends here