DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Untracked file

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * 
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2001
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Dan Mosedale <dmose@netscape.com> (Original Author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsCOMPtr.h"
#include "nsIAutoCompleteSession.h"
#include "nsILDAPConnection.h"
#include "nsILDAPOperation.h"
#include "nsILDAPAutoCompleteSession.h"
#include "nsILDAPAutoCompFormatter.h"
#include "nsILDAPURL.h"
#include "nsStringGlue.h"
#include "nsISupportsArray.h"
#include "nsIConsoleService.h"
#include "nsIMutableArray.h"
#include "nsAbLDAPListenerBase.h"

// 964665d0-1dd1-11b2-aeae-897834fb00b9
//
#define NS_LDAPAUTOCOMPLETESESSION_CID \
{ 0x964665d0, 0x1dd1, 0x11b2, \
 { 0xae, 0xae, 0x89, 0x78, 0x34, 0xfb, 0x00, 0xb9 }}

class nsLDAPAutoCompleteSession : public nsAbLDAPListenerBase,
                                  public nsILDAPAutoCompleteSession
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIAUTOCOMPLETESESSION
  NS_DECL_NSILDAPAUTOCOMPLETESESSION

  nsLDAPAutoCompleteSession();
  virtual ~nsLDAPAutoCompleteSession();

  NS_IMETHOD OnLDAPMessage(nsILDAPMessage *aMessage);
  NS_IMETHOD OnLDAPInit(nsILDAPConnection *aConn, nsresult aStatus);

protected:
  // Called if an LDAP initialization fails.
  virtual void InitFailed(PRBool aCancelled = PR_FALSE);

  // Called to start off the required task after a bind.
  virtual nsresult DoTask();

    enum SessionState { 
        UNBOUND = nsILDAPAutoCompFormatter::STATE_UNBOUND,
        INITIALIZING = nsILDAPAutoCompFormatter::STATE_INITIALIZING, 
        BINDING = nsILDAPAutoCompFormatter::STATE_BINDING, 
        BOUND = nsILDAPAutoCompFormatter::STATE_BOUND, 
        SEARCHING = nsILDAPAutoCompFormatter::STATE_SEARCHING 
    } mState;
    PRUint32 mEntriesReturned;                    // # of entries returned?
    nsCOMPtr<nsIAutoCompleteListener> mListener;  // callback 
    nsCOMPtr<nsIAutoCompleteResults> mResults;    // being built up
    nsCOMPtr<nsISupportsArray> mResultsArray;     // cached, to avoid re-gets
    nsString mSearchString;                       // autocomplete this string
    nsCString mFilterTemplate;                    // search filter template
    PRInt32 mMaxHits;                       // return at most this many entries
    PRUint32 mMinStringLength;              // strings < this size are ignored
    PRUint32 mCjkMinStringLength;           // ignore CJK strings < this size
    char **mSearchAttrs;        // outputFormat search attrs for SearchExt call
    PRUint32 mSearchAttrsSize;              // size of above array
    PRUint32 mVersion;                      // version of LDAP to use

    // used to format the ldap message into an nsIAutoCompleteItem
    //
    nsCOMPtr<nsILDAPAutoCompFormatter> mFormatter;

    // stopgap until nsLDAPService works
    nsresult InitConnection();             

    // check that we bound ok and start then call StartLDAPSearch
    nsresult OnLDAPBind(nsILDAPMessage *aMessage); 

    // add to the results set
    nsresult OnLDAPSearchEntry(nsILDAPMessage *aMessage); 

    // all done; call OnAutoComplete
    nsresult OnLDAPSearchResult(nsILDAPMessage *aMessage); 

    // check if the LDAP message received is current
    nsresult IsMessageCurrent(nsILDAPMessage *aMessage, PRBool *aIsCurrent);

    // finish a search by calling mListener->OnAutoComplete, resetting state,
    // and freeing resources.  if aACStatus == 
    // nsIAutoCompleteStatus::failureItems, then the formatter is called with
    // aResult and aEndState to create an autocomplete item with the error
    // info in it.  See nsILDAPAutoCompFormatter.idl for more info on this.
    void FinishAutoCompleteLookup(AutoCompleteStatus aACStatus, 
                                  const nsresult aResult,
                                  enum SessionState aEndState);

    // create and initialize the results array
    nsresult CreateResultsArray(void);

    nsCOMPtr<nsIMutableArray> mSearchServerControls;
    nsCOMPtr<nsIMutableArray> mSearchClientControls;
};