* (bug 10242) Update Chinese translations
[lhc/web/wiklou.git] / includes / UserMailer.php
index ac1b0f4..d74416f 100644 (file)
  *
  * You should have received a copy of the GNU General Public License along
  * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  * http://www.gnu.org/copyleft/gpl.html
- * 
+ *
  * @author <brion@pobox.com>
  * @author <mail@tgries.de>
- * 
- * @package MediaWiki
+ *
  */
 
-require_once( 'WikiError.php' );
-
 /**
  * Converts a string into a valid RFC 822 "phrase", such as is used for the sender name
  */
@@ -35,66 +32,160 @@ function wfRFC822Phrase( $phrase ) {
        return '"' . $phrase . '"';
 }
 
+/**
+ * Stores a single person's name and email address.
+ * These are passed in via the constructor, and will be returned in SMTP
+ * header format when requested.
+ */
+class MailAddress {
+       /**
+        * @param mixed $address String with an email address, or a User object
+        * @param string $name Human-readable name if a string address is given
+        */
+       function __construct( $address, $name=null ) {
+               if( is_object( $address ) && $address instanceof User ) {
+                       $this->address = $address->getEmail();
+                       $this->name = $address->getName();
+               } else {
+                       $this->address = strval( $address );
+                       $this->name = strval( $name );
+               }
+       }
+
+       /**
+        * Return formatted and quoted address to insert into SMTP headers
+        * @return string
+        */
+       function toString() {
+               # PHP's mail() implementation under Windows is somewhat shite, and
+               # can't handle "Joe Bloggs <joe@bloggs.com>" format email addresses,
+               # so don't bother generating them
+               if( $this->name != '' && !wfIsWindows() ) {
+                       $quoted = wfQuotedPrintable( $this->name );
+                       if( strpos( $quoted, '.' ) !== false ) {
+                               $quoted = '"' . $quoted . '"';
+                       }
+                       return "$quoted <{$this->address}>";
+               } else {
+                       return $this->address;
+               }
+       }
+}
+
+function send_mail($mailer, $dest, $headers, $body)
+{
+       $mailResult =& $mailer->send($dest, $headers, $body);
+
+       # Based on the result return an error string,
+       if ($mailResult === true) {
+               return '';
+       } elseif (is_object($mailResult)) {
+               wfDebug( "PEAR::Mail failed: " . $mailResult->getMessage() . "\n" );
+               return $mailResult->getMessage();
+       } else {
+               wfDebug( "PEAR::Mail failed, unknown error result\n" );
+               return 'Mail object return unknown error.';
+       }
+}
+
 /**
  * This function will perform a direct (authenticated) login to
  * a SMTP Server to use for mail relaying if 'wgSMTP' specifies an
  * array of parameters. It requires PEAR:Mail to do that.
  * Otherwise it just uses the standard PHP 'mail' function.
  *
- * @param string $to recipient's email
- * @param string $from sender's email
- * @param string $subject email's subject
- * @param string $body email's text
- * @param string $replyto optional reply-to email (default : false)
+ * @param $to MailAddress: recipient's email
+ * @param $from MailAddress: sender's email
+ * @param $subject String: email's subject.
+ * @param $body String: email's text.
+ * @param $replyto String: optional reply-to email (default: null).
  */
-function userMailer( $to, $from, $subject, $body, $replyto=false ) {
-       global $wgUser, $wgSMTP, $wgOutputEncoding, $wgErrorString, $wgEmergencyContact;
-       
+function userMailer( $to, $from, $subject, $body, $replyto=null ) {
+       global $wgSMTP, $wgOutputEncoding, $wgErrorString, $wgEnotifImpersonal;
+       global $wgEnotifMaxRecips;
+
        if (is_array( $wgSMTP )) {
                require_once( 'Mail.php' );
-               
-               $timestamp = time();
-       
-               $headers['From'] = $from;
+
+               $msgid = str_replace(" ", "_", microtime());
+               if (function_exists('posix_getpid'))
+                       $msgid .= '.' . posix_getpid();
+
+               if (is_array($to)) {
+                       $dest = array();
+                       foreach ($to as $u)
+                               $dest[] = $u->address;
+               } else
+                       $dest = $to->address;
+
+               $headers['From'] = $from->toString();
+
+               if ($wgEnotifImpersonal)
+                       $headers['To'] = 'undisclosed-recipients:;';
+               else
+                       $headers['To'] = $to->toString();
+
                if ( $replyto ) {
-                       $headers['Reply-To'] = $replyto;
+                       $headers['Reply-To'] = $replyto->toString();
                }
-               $headers['Subject'] = $subject;
+               $headers['Subject'] = wfQuotedPrintable( $subject );
+               $headers['Date'] = date( 'r' );
                $headers['MIME-Version'] = '1.0';
                $headers['Content-type'] = 'text/plain; charset='.$wgOutputEncoding;
                $headers['Content-transfer-encoding'] = '8bit';
-               $headers['Message-ID'] = "<{$timestamp}" . $wgUser->getName() . '@' . $wgSMTP['IDHost'] . '>';
+               $headers['Message-ID'] = "<$msgid@" . $wgSMTP['IDHost'] . '>'; // FIXME
                $headers['X-Mailer'] = 'MediaWiki mailer';
-       
+
                // Create the mail object using the Mail::factory method
                $mail_object =& Mail::factory('smtp', $wgSMTP);
-               wfDebug( "Sending mail via PEAR::Mail\n" );
-               $mailResult =& $mail_object->send($to, $headers, $body);
-               
-               # Based on the result return an error string, 
-               if ($mailResult === true)
-                       return '';
-               else if (is_object($mailResult))
-                       return $mailResult->getMessage();
-               else
-                       return 'Mail object return unknown error.';
+               if( PEAR::isError( $mail_object ) ) {
+                       wfDebug( "PEAR::Mail factory failed: " . $mail_object->getMessage() . "\n" );
+                       return $mail_object->getMessage();
+               }
+
+               wfDebug( "Sending mail via PEAR::Mail to $dest\n" );
+               if (is_array($dest)) {
+                       $chunks = array_chunk($dest, $wgEnotifMaxRecips);
+                       foreach ($chunks as $chunk) {
+                               $e = send_mail($mail_object, $chunk, $headers, $body);
+                               if ($e != '')
+                                       return $e;
+                       }
+               } else
+                       return $mail_object->send($dest, $headers, $body);
+
        } else  {
                # In the following $headers = expression we removed "Reply-To: {$from}\r\n" , because it is treated differently
                # (fifth parameter of the PHP mail function, see some lines below)
+
+               # Line endings need to be different on Unix and Windows due to 
+               # the bug described at http://trac.wordpress.org/ticket/2603
+               if ( wfIsWindows() ) {
+                       $body = str_replace( "\n", "\r\n", $body );
+                       $endl = "\r\n";
+               } else {
+                       $endl = "\n";
+               }
                $headers =
-                       "MIME-Version: 1.0\n" .
-                       "Content-type: text/plain; charset={$wgOutputEncoding}\n" .
-                       "Content-Transfer-Encoding: 8bit\n" .
-                       "X-Mailer: MediaWiki mailer\n".
-                       'From: ' . $from . "\n";
+                       "MIME-Version: 1.0$endl" .
+                       "Content-type: text/plain; charset={$wgOutputEncoding}$endl" .
+                       "Content-Transfer-Encoding: 8bit$endl" .
+                       "X-Mailer: MediaWiki mailer$endl".
+                       'From: ' . $from->toString();
                if ($replyto) {
-                       $headers .= "Reply-To: $replyto\n";
+                       $headers .= "{$endl}Reply-To: " . $replyto->toString();
                }
 
                $wgErrorString = '';
                set_error_handler( 'mailErrorHandler' );
                wfDebug( "Sending mail via internal mail() function\n" );
-               mail( $to, $subject, $body, $headers );
+
+               if (is_array($to))
+                       foreach ($to as $recip)
+                               mail( $recip->toString(), wfQuotedPrintable( $subject ), $body, $headers );
+               else
+                       mail( $to->toString(), wfQuotedPrintable( $subject ), $body, $headers );
+
                restore_error_handler();
 
                if ( $wgErrorString ) {
@@ -105,11 +196,14 @@ function userMailer( $to, $from, $subject, $body, $replyto=false ) {
 }
 
 /**
- * @todo document
+ * Get the mail error message in global $wgErrorString
+ *
+ * @param $code Integer: error number
+ * @param $string String: error message
  */
 function mailErrorHandler( $code, $string ) {
        global $wgErrorString;
-       $wgErrorString = preg_replace( "/^mail\(\): /", "", $string );
+       $wgErrorString = preg_replace( '/^mail\(\)(\s*\[.*?\])?: /', '', $string );
 }
 
 
@@ -130,131 +224,184 @@ function mailErrorHandler( $code, $string ) {
  * same timeoffset in their preferences.
  *
  * Visit the documentation pages under http://meta.wikipedia.com/Enotif
- * 
- * @package MediaWiki
- * 
+ *
+ *
  */
 class EmailNotification {
-       /**#@+
-        * @access private
+       /**@{{
+        * @private
         */
        var $to, $subject, $body, $replyto, $from;
        var $user, $title, $timestamp, $summary, $minorEdit, $oldid;
-       
-       /**#@-*/
-       
+
+       /**@}}*/
+
+       function notifyOnPageChange($editor, &$title, $timestamp, $summary, $minorEdit, $oldid = false) {
+               global $wgEnotifUseJobQ;
+               global $wgEnotifWatchlist, $wgShowUpdatedMarker;
+
+               if ($wgEnotifUseJobQ) {
+                       $params = array(
+                               "editor" => $editor->getName(),
+                               "timestamp" => $timestamp,
+                               "summary" => $summary,
+                               "minorEdit" => $minorEdit,
+                               "oldid" => $oldid);
+                       $job = new EnotifNotifyJob($title, $params);
+                       $job->insert();
+               } else {
+                       $this->actuallyNotifyOnPageChange($editor, $title, $timestamp, $summary, $minorEdit, $oldid);
+               }
+
+       }
+
        /**
         * @todo document
-        * @param $currentPage
-        * @param $currentNs
+        * @param $title Title object
         * @param $timestamp
-        * @param $currentSummary
-        * @param $currentMinorEdit
+        * @param $summary
+        * @param $minorEdit
         * @param $oldid (default: false)
         */
-       function notifyOnPageChange(&$title, $timestamp, $summary, $minorEdit, $oldid=false) {
-       
+       function actuallyNotifyOnPageChange($editor, &$title, $timestamp, $summary, $minorEdit, $oldid=false) {
+
                # we use $wgEmergencyContact as sender's address
-               global $wgUser, $wgLang, $wgEmergencyContact;
-               global $wgEnotifWatchlist, $wgEnotifMinorEdits;
-               global $wgEnotifUserTalk;
-               global $wgEnotifRevealEditorAddress;
-               global $wgEnotifFromEditor;
-               global $wgEmailAuthentication;
-               global $wgShowUpdatedMarker;
+               global $wgEnotifWatchlist;
+               global $wgEnotifMinorEdits, $wgEnotifUserTalk, $wgShowUpdatedMarker;
+               global $wgEnotifImpersonal;
 
                $fname = 'UserMailer::notifyOnPageChange';
                wfProfileIn( $fname );
-               
+
                # The following code is only run, if several conditions are met:
                # 1. EmailNotification for pages (other than user_talk pages) must be enabled
                # 2. minor edits (changes) are only regarded if the global flag indicates so
-       
+
                $isUserTalkPage = ($title->getNamespace() == NS_USER_TALK);
                $enotifusertalkpage = ($isUserTalkPage && $wgEnotifUserTalk);
-               $enotifwatchlistpage = (!$isUserTalkPage && $wgEnotifWatchlist);        
+               $enotifwatchlistpage = $wgEnotifWatchlist;
 
+               $this->title =& $title;
+               $this->timestamp = $timestamp;
+               $this->summary = $summary;
+               $this->minorEdit = $minorEdit;
+               $this->oldid = $oldid;
+               $this->composeCommonMailtext($editor);
 
-               if ( ($enotifusertalkpage || $enotifwatchlistpage) && (!$minorEdit || $wgEnotifMinorEdits) ) {
-                       $dbr =& wfGetDB( DB_MASTER );
-                       extract( $dbr->tableNames( 'watchlist' ) );
-                       $res = $dbr->select( 'watchlist', array( 'wl_user' ), 
-                               array(
-                                       'wl_title' => $title->getDBkey(),
-                                       'wl_namespace' => $title->getNamespace(),
-                                       'wl_user <> ' . $wgUser->getID(),
-                                       'wl_notificationtimestamp <= 1',
-                               ), $fname );
-
-                       # if anyone is watching ... set up the email message text which is
-                       # common for all receipients ...
-                       if ( $dbr->numRows( $res ) > 0 ) { 
-                               $this->user &= $wgUser;
-                               $this->title =& $title;
-                               $this->timestamp = $timestamp;
-                               $this->summary = $summary;
-                               $this->minorEdit = $minorEdit;
-                               $this->oldid = $oldid;
-
-                               $this->composeCommonMailtext();
-                               $watchingUser = new User();
-       
-                               # ... now do for all watching users ... if the options fit
-                               for ($i = 1; $i <= $dbr->numRows( $res ); $i++) { 
-
-                                       $wuser = $dbr->fetchObject( $res );
-                                       $watchingUser->setID($wuser->wl_user);
-                                       if ( ( $enotifwatchlistpage && $watchingUser->getOption('enotifwatchlistpages') ) ||
-                                               ( $enotifusertalkpage && $watchingUser->getOption('enotifusertalkpages') )
-                                       && (!$minorEdit || ($wgEnotifMinorEdits && $watchingUser->getOption('enotifminoredits') ) )
-                                       && ($watchingUser->isEmailConfirmed() ) ) {
-                                               # ... adjust remaining text and page edit time placeholders
-                                               # which needs to be personalized for each user
-                                               $this->composeAndSendPersonalisedMail( $watchingUser );
-
-                                       } # if the watching user has an email address in the preferences
+               $impersonals = array();
+
+               if ( (!$minorEdit || $wgEnotifMinorEdits) ) {
+                       if( $wgEnotifWatchlist ) {
+                               // Send updates to watchers other than the current editor
+                               $userCondition = 'wl_user <> ' . intval( $editor->getId() );
+                       } elseif( $wgEnotifUserTalk && $title->getNamespace() == NS_USER_TALK ) {
+                               $targetUser = User::newFromName( $title->getText() );
+                               if( is_null( $targetUser ) ) {
+                                       wfDebug( "$fname: user-talk-only mode; no such user\n" );
+                                       $userCondition = false;
+                               } elseif( $targetUser->getId() == $editor->getId() ) {
+                                       wfDebug( "$fname: user-talk-only mode; editor is target user\n" );
+                                       $userCondition = false;
+                               } else {
+                                       // Don't notify anyone other than the owner of the talk page
+                                       $userCondition = 'wl_user = ' . intval( $targetUser->getId() );
+                               }
+                       } else {
+                               // Notifications disabled
+                               $userCondition = false;
+                       }
+                       if( $userCondition ) {
+                               $dbr = wfGetDB( DB_MASTER );
+
+                               $res = $dbr->select( 'watchlist', array( 'wl_user' ),
+                                       array(
+                                               'wl_title' => $title->getDBkey(),
+                                               'wl_namespace' => $title->getNamespace(),
+                                               $userCondition,
+                                               'wl_notificationtimestamp IS NULL',
+                                       ), $fname );
+
+                               # if anyone is watching ... set up the email message text which is
+                               # common for all receipients ...
+                               if ( $dbr->numRows( $res ) > 0 ) {
+
+                                       $watchingUser = new User();
+
+                                       # ... now do for all watching users ... if the options fit
+                                       for ($i = 1; $i <= $dbr->numRows( $res ); $i++) {
+
+                                               $wuser = $dbr->fetchObject( $res );
+                                               $watchingUser->setID($wuser->wl_user);
+                                               
+                                               if ( ( $enotifwatchlistpage && $watchingUser->getOption('enotifwatchlistpages') ) ||
+                                                       ( $enotifusertalkpage
+                                                               && $watchingUser->getOption('enotifusertalkpages')
+                                                               && $title->equals( $watchingUser->getTalkPage() ) )
+                                               && (!$minorEdit || ($wgEnotifMinorEdits && $watchingUser->getOption('enotifminoredits') ) )
+                                               && ($watchingUser->isEmailConfirmed() ) ) {
+                                                       # ... adjust remaining text and page edit time placeholders
+                                                       # which needs to be personalized for each user
+                                                       if ($wgEnotifImpersonal)
+                                                               $impersonals[] = $watchingUser;
+                                                       else
+                                                               $this->composeAndSendPersonalisedMail( $watchingUser );
+
+                                               } # if the watching user has an email address in the preferences
+                                       }
                                }
                        } # if anyone is watching
                } # if $wgEnotifWatchlist = true
 
+               global $wgUsersNotifedOnAllChanges;
+               foreach ( $wgUsersNotifedOnAllChanges as $name ) {
+                       $user = User::newFromName( $name );
+                       if ($wgEnotifImpersonal)
+                               $impersonals[] = $user;
+                       else
+                               $this->composeAndSendPersonalisedMail( $user );
+               }
+
+               $this->composeAndSendImpersonalMail($impersonals);
+
                if ( $wgShowUpdatedMarker || $wgEnotifWatchlist ) {
-                       # mark the changed watch-listed page with a timestamp, so that the page is 
+                       # mark the changed watch-listed page with a timestamp, so that the page is
                        # listed with an "updated since your last visit" icon in the watch list, ...
-                       $dbw =& wfGetDB( DB_MASTER );
+                       $dbw = wfGetDB( DB_MASTER );
                        $success = $dbw->update( 'watchlist',
                                array( /* SET */
-                                       'wl_notificationtimestamp' => $timestamp
+                                       'wl_notificationtimestamp' => $dbw->timestamp($timestamp)
                                ), array( /* WHERE */
                                        'wl_title' => $title->getDBkey(),
                                        'wl_namespace' => $title->getNamespace(),
                                ), 'UserMailer::NotifyOnChange'
                        );
+                       # FIXME what do we do on failure ?
                }
 
+               wfProfileOut( $fname );
        } # function NotifyOnChange
-       
+
        /**
-        * @access private
+        * @private
         */
-       function composeCommonMailtext() {
-               global $wgLang, $wgUser, $wgEmergencyContact;
-               global $wgEnotifRevealEditorAddress;
-               global $wgEnotifFromEditor;
-               global $wgNoReplyAddress;
-               
+       function composeCommonMailtext($editor) {
+               global $wgEmergencyContact, $wgNoReplyAddress;
+               global $wgEnotifFromEditor, $wgEnotifRevealEditorAddress;
+               global $wgEnotifImpersonal;
+
                $summary = ($this->summary == '') ? ' - ' : $this->summary;
                $medit   = ($this->minorEdit) ? wfMsg( 'minoredit' ) : '';
-               
+
                # You as the WikiAdmin and Sysops can make use of plenty of
                # named variables when composing your notification emails while
                # simply editing the Meta pages
-               
+
                $subject = wfMsgForContent( 'enotif_subject' );
                $body    = wfMsgForContent( 'enotif_body' );
                $from    = ''; /* fail safe */
                $replyto = ''; /* fail safe */
                $keys    = array();
-               
+
                # regarding the use of oldid as an indicator for the last visited version, see also
                # http://bugzilla.wikipeda.org/show_bug.cgi?id=603 "Delete + undelete cycle doesn't preserve old_id"
                # However, in the case of a new page which is already watched, we have no previous version to compare
@@ -269,28 +416,34 @@ class EmailNotification {
                        $keys['$OLDID']   = '';
                        $keys['$CHANGEDORCREATED'] = wfMsgForContent( 'created' );
                }
-               
-               $body = strtr( $body, $keys ); 
+
+               if ($wgEnotifImpersonal && $this->oldid)
+                       /*
+                        * For impersonal mail, show a diff link to the last 
+                        * revision.
+                        */
+                       $keys['$NEWPAGE'] = wfMsgForContent('enotif_lastdiff',
+                                       $this->title->getFullURL("oldid={$this->oldid}&diff=prev"));
+
+               $body = strtr( $body, $keys );
                $pagetitle = $this->title->getPrefixedText();
-               
                $keys['$PAGETITLE']          = $pagetitle;
                $keys['$PAGETITLE_URL']      = $this->title->getFullUrl();
-               
-               $keys['$PAGETIMESTAMP']      = $article->mTimestamp;    # this is the raw internal timestamp - can be useful, too
+
                $keys['$PAGEMINOREDIT']      = $medit;
                $keys['$PAGESUMMARY']        = $summary;
-       
+
                $subject = strtr( $subject, $keys );
 
                # Reveal the page editor's address as REPLY-TO address only if
                # the user has not opted-out and the option is enabled at the
                # global configuration level.
-               $name    = $wgUser->getName();
-               $adminAddress = 'WikiAdmin <' . $wgEmergencyContact . '>';
-               $editorAddress = wfRFC822Phrase( $name ) . ' <' . $wgUser->getEmail() . '>';
+               $name    = $editor->getName();
+               $adminAddress = new MailAddress( $wgEmergencyContact, 'WikiAdmin' );
+               $editorAddress = new MailAddress( $editor );
                if( $wgEnotifRevealEditorAddress
-                   && ( $wgUser->getEmail() != '' )
-                   && $wgUser->getOption( 'enotifrevealaddr' ) ) {
+                   && ( $editor->getEmail() != '' )
+                   && $editor->getOption( 'enotifrevealaddr' ) ) {
                        if( $wgEnotifFromEditor ) {
                                $from    = $editorAddress;
                        } else {
@@ -299,27 +452,24 @@ class EmailNotification {
                        }
                } else {
                        $from    = $adminAddress;
-                       $replyto = $wgNoReplyAddress;
+                       $replyto = new MailAddress( $wgNoReplyAddress );
                }
-       
-               if( $wgUser->isIP( $name ) ) {
+
+               if( $editor->isIP( $name ) ) {
                        #real anon (user:xxx.xxx.xxx.xxx)
-                       $anon    = $name . ' (anonymous user)';
-                       $anonUrl = wfUrlencode( $name ) . ' (anonymous user)';
-                       $subject = str_replace('$PAGEEDITOR', 'anonymous user '. $name, $subject);
-                       
-                       $keys['$PAGEEDITOR']       = 'anonymous user ' . $name;
+                       $utext = wfMsgForContent('enotif_anon_editor', $name);
+                       $subject = str_replace('$PAGEEDITOR', $utext, $subject);
+                       $keys['$PAGEEDITOR']       = $utext;
                        $keys['$PAGEEDITOR_EMAIL'] = wfMsgForContent( 'noemailtitle' );
                } else {
                        $subject = str_replace('$PAGEEDITOR', $name, $subject);
                        $keys['$PAGEEDITOR']          = $name;
-                       $emailPage = Title::makeTitle( NS_SPECIAL, 'Emailuser/' . $name );
+                       $emailPage = SpecialPage::getSafeTitleFor( 'Emailuser', $name );
                        $keys['$PAGEEDITOR_EMAIL'] = $emailPage->getFullUrl();
                }
-               $userPage = $wgUser->getUserPage();
+               $userPage = $editor->getUserPage();
                $keys['$PAGEEDITOR_WIKI'] = $userPage->getFullUrl();
                $body = strtr( $body, $keys );
-               
                $body = wordwrap( $body, 72 );
 
                # now save this as the constant user-independent part of the message
@@ -329,8 +479,6 @@ class EmailNotification {
                $this->body    = $body;
        }
 
-
-       
        /**
         * Does the per-user customizations to a notification e-mail (name,
         * timestamp in proper timezone, etc) and sends it out.
@@ -339,30 +487,50 @@ class EmailNotification {
         * @param User $watchingUser
         * @param object $mail
         * @return bool
-        * @access private
+        * @private
         */
        function composeAndSendPersonalisedMail( $watchingUser ) {
                global $wgLang;
                // From the PHP manual:
-               //     Note:  The to parameter cannot be an address in the form of "Something <someone@example.com>". 
+               //     Note:  The to parameter cannot be an address in the form of "Something <someone@example.com>".
                //     The mail command will not parse this properly while talking with the MTA.
-               $to = $watchingUser->getEmail();
+               $to = new MailAddress( $watchingUser );
                $body = str_replace( '$WATCHINGUSERNAME', $watchingUser->getName() , $this->body );
-       
+
                $timecorrection = $watchingUser->getOption( 'timecorrection' );
-               if( !$timecorrection ) {
-                       # fail safe - I prefer it. TomGries
-                       $timecorrection = '00:00';
-               }
+
                # $PAGEEDITDATE is the time and date of the page change
                # expressed in terms of individual local time of the notification
                # recipient, i.e. watching user
                $body = str_replace('$PAGEEDITDATE',
                        $wgLang->timeanddate( $this->timestamp, true, false, $timecorrection ),
                        $body);
+
+               return userMailer($to, $this->from, $this->subject, $body, $this->replyto);
+       }
+
+       /**
+        * Same as composeAndSendPersonalisedMail but does impersonal mail 
+        * suitable for bulk mailing.  Takes an array of users.
+        */
+       function composeAndSendImpersonalMail($users) {
+               global $wgLang;
+
+               if (empty($users))
+                       return;
+
+               $to = array();
+               foreach ($users as $user)
+                       $to[] = new MailAddress($user);
+
+               $body = str_replace(
+                               array(  '$WATCHINGUSERNAME',
+                                       '$PAGEEDITDATE'),
+                               array(  wfMsgForContent('enotif_impersonal_salutation'),
+                                       $wgLang->timeanddate($this->timestamp, true, false, false)),
+                               $this->body);
                
-               $error = userMailer( $to, $this->from, $this->subject, $body, $this->replyto );
-               return ($error == '');
+               return userMailer($to, $this->from, $this->subject, $body, $this->replyto);
        }
 
 } # end of class EmailNotification