diff -ur mediawiki-1.10.0/includes/SpecialPreferences.php mediawiki-1.10.0-patched/includes/SpecialPreferences.php
--- mediawiki-1.10.0/includes/SpecialPreferences.php	2007-04-08 11:30:06.000000000 +0200
+++ mediawiki-1.10.0-patched/includes/SpecialPreferences.php	2007-07-23 15:32:32.000000000 +0200
@@ -45,6 +45,7 @@
 		$this->mMath = $request->getVal( 'wpMath' );
 		$this->mDate = $request->getVal( 'wpDate' );
 		$this->mUserEmail = $request->getVal( 'wpUserEmail' );
+		$this->mUserJid = $request->getVal( 'wpUserJid' );
 		$this->mRealName = $wgAllowRealName ? $request->getVal( 'wpRealName' ) : '';
 		$this->mEmailFlag = $request->getCheck( 'wpEmailFlag' ) ? 0 : 1;
 		$this->mNick = $request->getVal( 'wpNick' );
@@ -323,6 +324,13 @@
 			}
 		}
 
+		global $wgEnableJid;
+		if ( $wgEnableJid ) {
+			$wgUser->setJid( $this->mUserJid );
+			$wgUser->setCookies();
+			$wgUser->saveSettings();
+		}
+
 		if( $needRedirect && $error === false ) {
 			$title =& SpecialPage::getTitleFor( "Preferences" );
 			$wgOut->redirect($title->getFullURL('success'));
@@ -341,6 +349,7 @@
 
 		$this->mOldpass = $this->mNewpass = $this->mRetypePass = '';
 		$this->mUserEmail = $wgUser->getEmail();
+		$this->mUserJid = $wgUser->getJid();
 		$this->mUserEmailAuthenticationtimestamp = $wgUser->getEmailAuthenticationtimestamp();
 		$this->mRealName = ($wgAllowRealName) ? $wgUser->getRealName() : '';
 
@@ -563,6 +572,18 @@
 			);
 		}
 
+		global $wgEnableJid;
+		if ($wgEnableJid) {
+			$wgOut->addHTML(
+				$this->addRow(
+					'<label for="wpUserJid">' . wfMsg( 'yourjid' ) . '</label>',
+					"<input type='text' name='wpUserJid' id='wpUserJid' value=\"{$this->mUserJid}\" size='25' />"
+				  )
+			);
+		}
+
+
+
 		global $wgParser;
 		if( !empty( $this->mToggles['fancysig'] ) &&
 			false === $wgParser->validateSig( $rawNick ) ) {
diff -ur mediawiki-1.10.0/includes/User.php mediawiki-1.10.0-patched/includes/User.php
--- mediawiki-1.10.0/includes/User.php	2007-04-27 15:03:42.000000000 +0200
+++ mediawiki-1.10.0-patched/includes/User.php	2007-07-23 15:34:50.000000000 +0200
@@ -102,6 +102,8 @@
 		'mEmailTokenExpires',
 		'mRegistration',
 		'mEditCount',
+		# user_jid table
+		'mJid',
 		# user_group table
 		'mGroups',
 	);
@@ -643,6 +645,7 @@
 		$this->mPassword = $this->mNewpassword = '';
 		$this->mNewpassTime = null;
 		$this->mEmail = '';
+		$this->mJid = '';
 		$this->mOptions = null; # Defer init
 
 		if ( isset( $_COOKIE[$wgCookiePrefix.'LoggedOut'] ) ) {
@@ -769,6 +772,22 @@
 			$this->mEditCount = $s->user_editcount; 
 			$this->getEditCount(); // revalidation for nulls
 
+			# Load jid data
+			$s = $dbr->selectRow( 'user_jid', 'user_jid', array( 'uj_user' => $this->mId ), __METHOD__ );
+			if ( $s->user_jid ) {
+				$this->mJid =  $s->user_jid;
+			} else {
+				$this->mJid = "";
+				if (gettype($s->user_jid)=="NULL"){
+					$dbr->insert( 'user_jid',
+					    array(
+					      'uj_user' => $this->mId,
+					      'user_jid' => $this->mJid
+					      ), __METHOD__
+					    );
+				}
+			}
+
 			# Load group data
 			$res = $dbr->select( 'user_groups',
 				array( 'ug_group' ),
@@ -1496,6 +1515,24 @@
 		$this->mEmail = $str;
 	}
 
+	function getJid() {
+		$this->load();
+		return $this->mJid;
+	}
+
+	function setJid( $str ) {
+		$this->load();
+		$this->mJid = $str;
+	}
+
+	function getJabberStatus() {
+		global $wgJidPresenceUrl;
+		if ($this->getJid() != "") {
+			return ' <img alt="Statut Jabber" src="'.$wgJidPresenceUrl.md5($this->getJid()).'/image.png"/>';
+		}
+		else return;
+	}
+
 	function getRealName() {
 		$this->load();
 		return $this->mRealName;
@@ -1975,6 +2012,15 @@
 				'user_id' => $this->mId
 			), __METHOD__
 		);
+
+		$dbw->update( 'user_jid',
+				array( /* SET */
+					'user_jid' => $this->mJid
+				     ), array( /* WHERE */
+					     'uj_user' => $this->mId
+					     ), __METHOD__
+			    );
+
 		$this->clearSharedCache();
 	}
 
@@ -2042,6 +2088,14 @@
 		} else {
 			$newUser = null;
 		}
+
+		$dbw->insert( 'user_jid',
+				array(
+					'uj_user' => $this->mId,
+					'user_jid' => $this->mJid
+				     ),  __METHOD__, array( 'IGNORE')
+			    );
+
 		return $newUser;
 	}
 	
@@ -2070,6 +2124,13 @@
 		);
 		$this->mId = $dbw->insertId();
 
+		$dbw->insert( 'user_jid',
+				array(
+					'uj_user' => $this->mId,
+					'user_jid' => $this->mJid
+				     ),  __METHOD__
+			    );
+
 		# Clear instance cache other than user table data, which is already accurate
 		$this->clearInstanceCache();
 	}
Seulement dans mediawiki-1.10.0-patched/includes: .User.php.swp
diff -ur mediawiki-1.10.0/languages/messages/MessagesFr.php mediawiki-1.10.0-patched/languages/messages/MessagesFr.php
--- mediawiki-1.10.0/languages/messages/MessagesFr.php	2007-05-02 20:50:59.000000000 +0200
+++ mediawiki-1.10.0-patched/languages/messages/MessagesFr.php	2007-07-08 21:55:45.000000000 +0200
@@ -404,6 +404,7 @@
 'badretype'                  => 'Les mots de passe que vous avez saisis ne sont pas identiques.',
 'userexists'                 => 'Le nom d’utilisateur que vous avez saisi est déjà utilisé. Veuillez en choisir un autre.',
 'youremail'                  => 'Adresse de courriel* :',
+'yourjid'                    => 'Adresse Jabber :',
 'username'                   => 'Nom d’utilisateur :',
 'uid'                        => 'Numéro d’utilisateur :',
 'yourrealname'               => 'Nom réel*',