renamed NAMESPACE constant to NAMESPACE_RESTRICTION (and PAGE to PAGE_RESTRICTION...
[lhc/web/wiklou.git] / includes / specials / SpecialBlockip.php
index bffe386..e7f43ee 100644 (file)
  */
 function wfSpecialBlockip( $par ) {
        global $wgUser, $wgOut, $wgRequest;
-
        # Can't block when the database is locked
        if( wfReadOnly() ) {
                $wgOut->readOnlyPage();
                return;
        }
-
        # Permission check
        if( !$wgUser->isAllowed( 'block' ) ) {
                $wgOut->permissionRequired( 'block' );
@@ -27,9 +25,9 @@ function wfSpecialBlockip( $par ) {
        $ipb = new IPBlockForm( $par );
 
        $action = $wgRequest->getVal( 'action' );
-       if ( 'success' == $action ) {
+       if( 'success' == $action ) {
                $ipb->showSuccess();
-       } else if ( $wgRequest->wasPosted() && 'submit' == $action &&
+       } else if( $wgRequest->wasPosted() && 'submit' == $action &&
                $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) ) ) {
                $ipb->doSubmit();
        } else {
@@ -44,9 +42,10 @@ function wfSpecialBlockip( $par ) {
  */
 class IPBlockForm {
        var $BlockAddress, $BlockExpiry, $BlockReason;
-#      var $BlockEmail;
+       // The maximum number of edits a user can have and still be hidden
+       const HIDEUSER_CONTRIBLIMIT = 1000;
 
-       function IPBlockForm( $par ) {
+       public function __construct( $par ) {
                global $wgRequest, $wgUser, $wgBlockAllowsUTEdit;
 
                $this->BlockAddress = $wgRequest->getVal( 'wpBlockAddress', $wgRequest->getVal( 'ip', $par ) );
@@ -62,7 +61,10 @@ class IPBlockForm {
                $this->BlockAnonOnly = $wgRequest->getBool( 'wpAnonOnly', $byDefault );
                $this->BlockCreateAccount = $wgRequest->getBool( 'wpCreateAccount', $byDefault );
                $this->BlockEnableAutoblock = $wgRequest->getBool( 'wpEnableAutoblock', $byDefault );
-               $this->BlockEmail = $wgRequest->getBool( 'wpEmailBan', false );
+               $this->BlockEmail = false;
+               if( self::canBlockEmail( $wgUser ) ) {
+                       $this->BlockEmail = $wgRequest->getBool( 'wpEmailBan', false );
+               }
                $this->BlockWatchUser = $wgRequest->getBool( 'wpWatchUser', false );
                # Re-check user's rights to hide names, very serious, defaults to 0
                $this->BlockHideName = ( $wgRequest->getBool( 'wpHideName', 0 ) && $wgUser->isAllowed( 'hideuser' ) ) ? 1 : 0;
@@ -70,7 +72,7 @@ class IPBlockForm {
                $this->BlockReblock = $wgRequest->getBool( 'wpChangeBlock', false );
        }
 
-       function showForm( $err ) {
+       public function showForm( $err ) {
                global $wgOut, $wgUser, $wgSysopUserBans;
 
                $wgOut->setPagetitle( wfMsg( 'blockip' ) );
@@ -90,17 +92,17 @@ class IPBlockForm {
                $user = User::newFromName( $this->BlockAddress );
                
                $alreadyBlocked = false;
-               if ( $err && $err[0] != 'ipb_already_blocked' ) {
+               if( $err && $err[0] != 'ipb_already_blocked' ) {
                        $key = array_shift($err);
                        $msg = wfMsgReal($key, $err);
                        $wgOut->setSubtitle( wfMsgHtml( 'formerror' ) );
                        $wgOut->addHTML( Xml::tags( 'p', array( 'class' => 'error' ), $msg ) );
-               } elseif ( $this->BlockAddress ) {
+               } elseif( $this->BlockAddress ) {
                        $userId = 0;
-                       if ( is_object( $user ) )
+                       if( is_object( $user ) )
                                $userId = $user->getId();
                        $currentBlock = Block::newFromDB( $this->BlockAddress, $userId );
-                       if ( !is_null($currentBlock) && !$currentBlock->mAuto && # The block exists and isn't an autoblock
+                       if( !is_null($currentBlock) && !$currentBlock->mAuto && # The block exists and isn't an autoblock
                                ( $currentBlock->mRangeStart == $currentBlock->mRangeEnd || # The block isn't a rangeblock
                                # or if it is, the range is what we're about to block
                                ( $currentBlock->mAddress == $this->BlockAddress ) ) ) {
@@ -125,12 +127,11 @@ class IPBlockForm {
                $scBlockExpiryOptions = wfMsgForContent( 'ipboptions' );
 
                $showblockoptions = $scBlockExpiryOptions != '-';
-               if (!$showblockoptions)
-                       $mIpbother = $mIpbexpiry;
+               if( !$showblockoptions ) $mIpbother = $mIpbexpiry;
 
                $blockExpiryFormOptions = Xml::option( wfMsg( 'ipbotheroption' ), 'other' );
                foreach (explode(',', $scBlockExpiryOptions) as $option) {
-                       if ( strpos($option, ":") === false ) $option = "$option:$option";
+                       if( strpos($option, ":") === false ) $option = "$option:$option";
                        list($show, $value) = explode(":", $option);
                        $show = htmlspecialchars($show);
                        $value = htmlspecialchars($value);
@@ -162,7 +163,7 @@ class IPBlockForm {
                        </tr>
                        <tr>"
                );
-               if ( $showblockoptions ) {
+               if( $showblockoptions ) {
                        $wgOut->addHTML("
                                <td class='mw-label'>
                                        {$mIpbexpiry}
@@ -232,8 +233,7 @@ class IPBlockForm {
                        </tr>"
                );
 
-               global $wgSysopEmailBans, $wgBlockAllowsUTEdit;
-               if ( $wgSysopEmailBans && $wgUser->isAllowed( 'blockemail' ) ) {
+               if( self::canBlockEmail( $wgUser ) ) {
                        $wgOut->addHTML("
                                <tr id='wpEnableEmailBan'>
                                        <td>&nbsp;</td>
@@ -247,7 +247,7 @@ class IPBlockForm {
                }
 
                // Allow some users to hide name from block log, blocklist and listusers
-               if ( $wgUser->isAllowed( 'hideuser' ) ) {
+               if( $wgUser->isAllowed( 'hideuser' ) ) {
                        $wgOut->addHTML("
                                <tr id='wpEnableHideUser'>
                                        <td>&nbsp;</td>
@@ -271,6 +271,9 @@ class IPBlockForm {
                                </td>
                        </tr>"
                );
+               
+               # Can we explicitly disallow the use of user_talk?
+               global $wgBlockAllowsUTEdit;
                if( $wgBlockAllowsUTEdit ){
                        $wgOut->addHTML("
                                <tr id='wpAllowUsertalkRow'>
@@ -310,6 +313,16 @@ class IPBlockForm {
                        $this->showLogFragment( $wgOut, Title::makeTitle( NS_USER, $this->BlockAddress ) );
                }
        }
+       
+       /**
+        * Can we do an email block?
+        * @param User $user The sysop wanting to make a block
+        * @return boolean
+        */
+       public static function canBlockEmail( $user ) {
+               global $wgEnableUserEmail, $wgSysopEmailBans;
+               return ($wgEnableUserEmail && $wgSysopEmailBans && $user->isAllowed( 'blockemail' ));
+       }
 
        /**
         * Backend block code.
@@ -328,12 +341,12 @@ class IPBlockForm {
                $rxIP = "($rxIP4|$rxIP6)";
 
                # Check for invalid specifications
-               if ( !preg_match( "/^$rxIP$/", $this->BlockAddress ) ) {
+               if( !preg_match( "/^$rxIP$/", $this->BlockAddress ) ) {
                        $matches = array();
-                       if ( preg_match( "/^($rxIP4)\\/(\\d{1,2})$/", $this->BlockAddress, $matches ) ) {
+                       if( preg_match( "/^($rxIP4)\\/(\\d{1,2})$/", $this->BlockAddress, $matches ) ) {
                                # IPv4
-                               if ( $wgSysopRangeBans ) {
-                                       if ( !IP::isIPv4( $this->BlockAddress ) || $matches[2] < 16 || $matches[2] > 32 ) {
+                               if( $wgSysopRangeBans ) {
+                                       if( !IP::isIPv4( $this->BlockAddress ) || $matches[2] < 16 || $matches[2] > 32 ) {
                                                return array('ip_range_invalid');
                                        }
                                        $this->BlockAddress = Block::normaliseRange( $this->BlockAddress );
@@ -341,10 +354,10 @@ class IPBlockForm {
                                        # Range block illegal
                                        return array('range_block_disabled');
                                }
-                       } else if ( preg_match( "/^($rxIP6)\\/(\\d{1,3})$/", $this->BlockAddress, $matches ) ) {
+                       } else if( preg_match( "/^($rxIP6)\\/(\\d{1,3})$/", $this->BlockAddress, $matches ) ) {
                                # IPv6
-                               if ( $wgSysopRangeBans ) {
-                                       if ( !IP::isIPv6( $this->BlockAddress ) || $matches[2] < 64 || $matches[2] > 128 ) {
+                               if( $wgSysopRangeBans ) {
+                                       if( !IP::isIPv6( $this->BlockAddress ) || $matches[2] < 64 || $matches[2] > 128 ) {
                                                return array('ip_range_invalid');
                                        }
                                        $this->BlockAddress = Block::normaliseRange( $this->BlockAddress );
@@ -354,7 +367,7 @@ class IPBlockForm {
                                }
                        } else {
                                # Username block
-                               if ( $wgSysopUserBans ) {
+                               if( $wgSysopUserBans ) {
                                        $user = User::newFromName( $this->BlockAddress );
                                        if( !is_null( $user ) && $user->getId() ) {
                                                # Use canonical name
@@ -369,15 +382,15 @@ class IPBlockForm {
                        }
                }
 
-               if ( $wgUser->isBlocked() && ( $wgUser->getId() !== $userId ) ) {
+               if( $wgUser->isBlocked() && ( $wgUser->getId() !== $userId ) ) {
                        return array( 'cant-block-while-blocked' );
                }
 
                $reasonstr = $this->BlockReasonList;
-               if ( $reasonstr != 'other' && $this->BlockReason != '' ) {
+               if( $reasonstr != 'other' && $this->BlockReason != '' ) {
                        // Entry from drop down menu + additional comment
                        $reasonstr .= wfMsgForContent( 'colon-separator' ) . $this->BlockReason;
-               } elseif ( $reasonstr == 'other' ) {
+               } elseif( $reasonstr == 'other' ) {
                        $reasonstr = $this->BlockReason;
                }
 
@@ -385,11 +398,11 @@ class IPBlockForm {
                if( $expirestr == 'other' )
                        $expirestr = $this->BlockOther;
 
-               if ( ( strlen( $expirestr ) == 0) || ( strlen( $expirestr ) > 50) ) {
+               if( ( strlen( $expirestr ) == 0) || ( strlen( $expirestr ) > 50) ) {
                        return array('ipb_expiry_invalid');
                }
                
-               if ( false === ($expiry = Block::parseExpiryInput( $expirestr )) ) {
+               if( false === ($expiry = Block::parseExpiryInput( $expirestr )) ) {
                        // Bad expiry.
                        return array('ipb_expiry_invalid');
                }
@@ -397,19 +410,18 @@ class IPBlockForm {
                if( $this->BlockHideName ) {
                        // Recheck params here...
                        if( !$userId || !$wgUser->isAllowed('hideuser') ) {
-                               // IP users should not be hidden
-                               $this->BlockHideName = false;
+                               $this->BlockHideName = false; // IP users should not be hidden
                        } else if( $expiry !== 'infinity' ) {
                                // Bad expiry.
                                return array('ipb_expiry_temp');
-                       } else if( User::edits($userId) > 3000 ) {
+                       } else if( User::edits($userId) > self::HIDEUSER_CONTRIBLIMIT ) {
                                // Typically, the user should have a handful of edits.
                                // Disallow hiding users with many edits for performance.
                                return array('ipb_hide_invalid');
                        }
                }
 
-               # Create block
+               # Create block object
                # Note: for a user block, ipb_address is only for display purposes
                $block = new Block( $this->BlockAddress, $userId, $wgUser->getId(),
                        $reasonstr, wfTimestampNow(), 0, $expiry, $this->BlockAnonOnly,
@@ -419,11 +431,11 @@ class IPBlockForm {
 
                # Should this be privately logged?
                $suppressLog = (bool)$this->BlockHideName;
-               if ( wfRunHooks('BlockIp', array(&$block, &$wgUser)) ) {
+               if( wfRunHooks('BlockIp', array(&$block, &$wgUser)) ) {
                        # Try to insert block. Is there a conflicting block?
-                       if ( !$block->insert() ) {
+                       if( !$block->insert() ) {
                                # Show form unless the user is already aware of this...
-                               if ( !$this->BlockReblock ) {
+                               if( !$this->BlockReblock ) {
                                        return array( 'ipb_already_blocked' );
                                # Otherwise, try to update the block...
                                } else {
@@ -445,7 +457,7 @@ class IPBlockForm {
                                        $log_action = 'reblock';
                                        # Unset _deleted fields if requested
                                        if( $currentBlock->mHideName && !$this->BlockHideName ) {
-                                               $this->unsuppressUserName( $this->BlockAddress, $userId );
+                                               self::unsuppressUserName( $this->BlockAddress, $userId );
                                        }
                                }
                        } else {
@@ -455,13 +467,12 @@ class IPBlockForm {
 
                        # Set *_deleted fields if requested
                        if( $this->BlockHideName ) {
-                               $this->suppressUserName( $this->BlockAddress, $userId );
+                               self::suppressUserName( $this->BlockAddress, $userId );
                        }
 
-                       if ( $this->BlockWatchUser &&
-                               # Only show watch link when this is no range block
-                               $block->mRangeStart == $block->mRangeEnd) {
-                               $wgUser->addWatch ( Title::makeTitle( NS_USER, $this->BlockAddress ) );
+                       # Only show watch link when this is no range block
+                       if( $this->BlockWatchUser && $block->mRangeStart == $block->mRangeEnd ) {
+                               $wgUser->addWatch( Title::makeTitle( NS_USER, $this->BlockAddress ) );
                        }
                        
                        # Block constructor sanitizes certain block options on insert
@@ -477,7 +488,7 @@ class IPBlockForm {
                        $log_type = $suppressLog ? 'suppress' : 'block';
                        $log = new LogPage( $log_type );
                        $log->addEntry( $log_action, Title::makeTitle( NS_USER, $this->BlockAddress ),
-                         $reasonstr, $logParams );
+                               $reasonstr, $logParams );
 
                        # Report to the user
                        return array();
@@ -486,45 +497,50 @@ class IPBlockForm {
                }
        }
        
-       private function suppressUserName( $name, $userId ) {
+       public static function suppressUserName( $name, $userId ) {
                $op = '|'; // bitwise OR
-               return $this->setUsernameBitfields( $name, $userId, $op );
+               return self::setUsernameBitfields( $name, $userId, $op );
        }
        
-       private function unsuppressUserName( $name, $userId ) {
+       public static function unsuppressUserName( $name, $userId ) {
                $op = '&'; // bitwise AND
-               return $this->setUsernameBitfields( $name, $userId, $op );
+               return self::setUsernameBitfields( $name, $userId, $op );
        }
        
-       private function setUsernameBitfields( $name, $userId, $op ) {
+       private static function setUsernameBitfields( $name, $userId, $op ) {
                if( $op !== '|' && $op !== '&' ) return false; // sanity check
                $dbw = wfGetDB( DB_MASTER );
                $delUser = Revision::DELETED_USER | Revision::DELETED_RESTRICTED;
                $delAction = LogPage::DELETED_ACTION | Revision::DELETED_RESTRICTED;
                # Normalize user name
                $userTitle = Title::makeTitleSafe( NS_USER, $name );
-               $userDbKey = $userTitle->getDBKey();
+               $userDbKey = $userTitle->getDBkey();
                # To suppress, we OR the current bitfields with Revision::DELETED_USER
                # to put a 1 in the username *_deleted bit. To unsuppress we AND the
                # current bitfields with the inverse of Revision::DELETED_USER. The
                # username bit is made to 0 (x & 0 = 0), while others are unchanged (x & 1 = x).
                # The same goes for the sysop-restricted *_deleted bit.
-               if( $op == '&' ) $delUser = "~{$delUser}";
-               if( $op == '&' ) $delAction = "~{$delAction}";
+               if( $op == '&' ) {
+                       $delUser = "~{$delUser}";
+                       $delAction = "~{$delAction}";
+               }
                # Hide name from live edits
                $dbw->update( 'revision', array("rev_deleted = rev_deleted $op $delUser"),
                        array('rev_user' => $userId), __METHOD__ );
                # Hide name from deleted edits
                $dbw->update( 'archive', array("ar_deleted = ar_deleted $op $delUser"),
-                       array('ar_user_text' => $userId), __METHOD__ );
+                       array('ar_user_text' => $name), __METHOD__ );
                # Hide name from logs
                $dbw->update( 'logging', array("log_deleted = log_deleted $op $delUser"),
-                       array('log_user' => $userId), __METHOD__ );
+                       array('log_user' => $userId, "log_type != 'suppress'"), __METHOD__ );
                $dbw->update( 'logging', array("log_deleted = log_deleted $op $delAction"),
-                       array('log_namespace' => NS_USER, 'log_title' => $userDbKey), __METHOD__ );
+                       array('log_namespace' => NS_USER, 'log_title' => $userDbKey,
+                               "log_type != 'suppress'"), __METHOD__ );
                # Hide name from RC
                $dbw->update( 'recentchanges', array("rc_deleted = rc_deleted $op $delUser"),
                        array('rc_user_text' => $name), __METHOD__ );
+               $dbw->update( 'recentchanges', array("rc_deleted = rc_deleted $op $delAction"),
+                       array('rc_namespace' => NS_USER, 'rc_title' => $userDbKey, 'rc_logid > 0'), __METHOD__ );
                # Hide name from live images
                $dbw->update( 'oldimage', array("oi_deleted = oi_deleted $op $delUser"),
                        array('oi_user_text' => $name), __METHOD__ );
@@ -540,11 +556,10 @@ class IPBlockForm {
         * UI entry point for blocking
         * Wraps around doBlock()
         */
-       function doSubmit()
-       {
+       public function doSubmit() {
                global $wgOut;
                $retval = $this->doBlock();
-               if(empty($retval)) {
+               if( empty($retval) ) {
                        $titleObj = SpecialPage::getTitleFor( 'Blockip' );
                        $wgOut->redirect( $titleObj->getFullURL( 'action=success&ip=' .
                                urlencode( $this->BlockAddress ) ) );
@@ -553,7 +568,7 @@ class IPBlockForm {
                $this->showForm( $retval );
        }
 
-       function showSuccess() {
+       public function showSuccess() {
                global $wgOut;
 
                $wgOut->setPagetitle( wfMsg( 'blockip' ) );
@@ -562,7 +577,7 @@ class IPBlockForm {
                $wgOut->addHTML( $text );
        }
 
-       function showLogFragment( $out, $title ) {
+       private function showLogFragment( $out, $title ) {
                global $wgUser;
                $out->addHTML( Xml::element( 'h2', NULL, LogPage::logName( 'block' ) ) );
                $count = LogEventsList::showLogExtract( $out, 'block', $title->getPrefixedText(), '', 10 );
@@ -597,13 +612,14 @@ class IPBlockForm {
                        $flags[] = 'anononly';
                if( $this->BlockCreateAccount )
                        $flags[] = 'nocreate';
-               if( !$this->BlockEnableAutoblock )
+               if( !$this->BlockEnableAutoblock && !IP::isIPAddress( $this->BlockAddress ) )
+                       // Same as anononly, this is not displayed when blocking an IP address
                        $flags[] = 'noautoblock';
-               if ( $this->BlockEmail )
+               if( $this->BlockEmail )
                        $flags[] = 'noemail';
-               if ( !$this->BlockAllowUsertalk && $wgBlockAllowsUTEdit )
+               if( !$this->BlockAllowUsertalk && $wgBlockAllowsUTEdit )
                        $flags[] = 'nousertalk';
-               if ( $this->BlockHideName )
+               if( $this->BlockHideName )
                        $flags[] = 'hiddenname';
                return implode( ',', $flags );
        }
@@ -620,7 +636,13 @@ class IPBlockForm {
                        $links[] = $this->getContribsLink( $skin );
                $links[] = $this->getUnblockLink( $skin );
                $links[] = $this->getBlockListLink( $skin );
-               $links[] = $skin->makeLink ( 'MediaWiki:Ipbreason-dropdown', wfMsgHtml( 'ipb-edit-dropdown' ) );
+               $title = Title::makeTitle( NS_MEDIAWIKI, 'Ipbreason-dropdown' );
+               $links[] = $skin->link(
+                       $title,
+                       wfMsgHtml( 'ipb-edit-dropdown' ),
+                       array(),
+                       array( 'action' => 'edit' )
+               );
                return '<p class="mw-ipb-conveniencelinks">' . $wgLang->pipeList( $links ) . '</p>';
        }
        
@@ -646,13 +668,21 @@ class IPBlockForm {
         */
        private function getUnblockLink( $skin ) {
                $list = SpecialPage::getTitleFor( 'Ipblocklist' );
+               $query = array( 'action' => 'unblock' );
+
                if( $this->BlockAddress ) {
                        $addr = htmlspecialchars( strtr( $this->BlockAddress, '_', ' ' ) );
-                       return $skin->makeKnownLinkObj( $list, wfMsgHtml( 'ipb-unblock-addr', $addr ),
-                               'action=unblock&ip=' . urlencode( $this->BlockAddress ) );
+                       $message = wfMsgHtml( 'ipb-unblock-addr', $addr );
+                       $query['ip'] = $this->BlockAddress;
                } else {
-                       return $skin->makeKnownLinkObj( $list, wfMsgHtml( 'ipb-unblock' ),      'action=unblock' );
+                       $message = wfMsgHtml( 'ipb-unblock' );
                }
+               return $skin->linkKnown(
+                       $list,
+                       $message,
+                       array(),
+                       $query
+               );
        }
 
        /**
@@ -663,13 +693,22 @@ class IPBlockForm {
         */
        private function getBlockListLink( $skin ) {
                $list = SpecialPage::getTitleFor( 'Ipblocklist' );
+               $query = array();
+
                if( $this->BlockAddress ) {
                        $addr = htmlspecialchars( strtr( $this->BlockAddress, '_', ' ' ) );
-                       return $skin->makeKnownLinkObj( $list, wfMsgHtml( 'ipb-blocklist-addr', $addr ),
-                               'ip=' . urlencode( $this->BlockAddress ) );
+                       $message = wfMsgHtml( 'ipb-blocklist-addr', $addr );
+                       $query['ip'] = $this->BlockAddress;
                } else {
-                       return $skin->makeKnownLinkObj( $list, wfMsgHtml( 'ipb-blocklist' ) );
+                       $message = wfMsgHtml( 'ipb-blocklist' );
                }
+
+               return $skin->linkKnown(
+                       $list,
+                       $message,
+                       array(),
+                       $query
+               );
        }
        
        /**