<?php
/**
- * @package MediaWiki
* @todo document
*/
/**
- * @package MediaWiki
* @todo document
*/
class Revision {
- const DELETED_TEXT = 1;
- const DELETED_COMMENT = 2;
- const DELETED_USER = 4;
+ const DELETED_TEXT = 1;
+ const DELETED_COMMENT = 2;
+ const DELETED_USER = 4;
const DELETED_RESTRICTED = 8;
-
+
/**
* Load a page revision from a given revision ID number.
* Returns null if no such revision can be found.
* @access public
* @static
*/
- public static function loadFromPageId( &$db, $pageid, $id = 0 ) {
+ public static function loadFromPageId( $db, $pageid, $id = 0 ) {
$conds=array('page_id=rev_page','rev_page'=>intval( $pageid ), 'page_id'=>intval( $pageid ));
if( $id ) {
$conds['rev_id']=intval($id);
* @static
*/
private static function newFromConds( $conditions ) {
- $db =& wfGetDB( DB_SLAVE );
+ $db = wfGetDB( DB_SLAVE );
$row = Revision::loadFromConds( $db, $conditions );
if( is_null( $row ) ) {
- $dbw =& wfGetDB( DB_MASTER );
+ $dbw = wfGetDB( DB_MASTER );
$row = Revision::loadFromConds( $dbw, $conditions );
}
return $row;
* @access private
* @static
*/
- private static function loadFromConds( &$db, $conditions ) {
+ private static function loadFromConds( $db, $conditions ) {
$res = Revision::fetchFromConds( $db, $conditions );
if( $res ) {
$row = $res->fetchObject();
* @access private
* @static
*/
- private static function fetchFromConds( &$db, $conditions ) {
+ private static function fetchFromConds( $db, $conditions ) {
$res = $db->select(
array( 'page', 'revision' ),
array( 'page_namespace',
'rev_user',
'rev_minor_edit',
'rev_timestamp',
- 'rev_deleted' ),
+ 'rev_deleted',
+ 'rev_len' ),
$conditions,
'Revision::fetchRow',
array( 'LIMIT' => 1 ) );
return $ret;
}
+ /**
+ * Return the list of revision fields that should be selected to create
+ * a new revision.
+ */
+ static function selectFields() {
+ return array(
+ 'rev_id',
+ 'rev_page',
+ 'rev_text_id',
+ 'rev_timestamp',
+ 'rev_comment',
+ 'rev_minor_edit',
+ 'rev_user',
+ 'rev_user_text,'.
+ 'rev_deleted',
+ 'rev_len'
+ );
+ }
+
/**
* @param object $row
* @access private
$this->mMinorEdit = intval( $row->rev_minor_edit );
$this->mTimestamp = $row->rev_timestamp;
$this->mDeleted = intval( $row->rev_deleted );
+
+ if( !isset( $row->rev_len ) || is_null( $row->rev_len ) )
+ $this->mSize = null;
+ else
+ $this->mSize = intval( $row->rev_len );
if( isset( $row->page_latest ) ) {
$this->mCurrent = ( $row->rev_id == $row->page_latest );
$this->mMinorEdit = isset( $row['minor_edit'] ) ? intval( $row['minor_edit'] ) : 0;
$this->mTimestamp = isset( $row['timestamp'] ) ? strval( $row['timestamp'] ) : wfTimestamp( TS_MW );
$this->mDeleted = isset( $row['deleted'] ) ? intval( $row['deleted'] ) : 0;
-
+ $this->mSize = isset( $row['len'] ) ? intval( $row['len'] ) : null;
+
// Enforce spacing trimming on supplied text
$this->mComment = isset( $row['comment'] ) ? trim( strval( $row['comment'] ) ) : null;
$this->mText = isset( $row['text'] ) ? rtrim( strval( $row['text'] ) ) : null;
$this->mTitle = null; # Load on demand if needed
$this->mCurrent = false;
+ # If we still have no len_size, see it we have the text to figure it out
+ if ( !$this->mSize )
+ $this->mSize = is_null($this->mText) ? null : strlen($this->mText);
} else {
throw new MWException( 'Revision constructor passed invalid row format.' );
}
return $this->mTextId;
}
+ /**
+ * Returns the length of the text in this revision, or null if unknown.
+ */
+ function getSize() {
+ return $this->mSize;
+ }
+
/**
* Returns the title of the page associated with this entry.
* @return Title
if( isset( $this->mTitle ) ) {
return $this->mTitle;
}
- $dbr =& wfGetDB( DB_SLAVE );
+ $dbr = wfGetDB( DB_SLAVE );
$row = $dbr->selectRow(
array( 'page', 'revision' ),
array( 'page_namespace', 'page_title' ),
}
return $this->mText;
}
+
+ /**
+ * Fetch revision text if it's available to THIS user
+ * @return string
+ */
+ function revText() {
+ if( !$this->userCan( self::DELETED_TEXT ) ) {
+ return "";
+ } else {
+ return $this->getRawText();
+ }
+ }
/**
* @return string
* @param string $prefix table prefix (default 'old_')
* @return string $text|false the text requested
*/
- function getRevisionText( $row, $prefix = 'old_' ) {
+ public static function getRevisionText( $row, $prefix = 'old_' ) {
$fname = 'Revision::getRevisionText';
wfProfileIn( $fname );
# Old revisions kept around in a legacy encoding?
# Upconvert on demand.
global $wgInputEncoding, $wgContLang;
- $text = $wgContLang->iconv( $wgLegacyEncoding, $wgInputEncoding . '//IGNORE', $text );
+ $text = $wgContLang->iconv( $wgLegacyEncoding, $wgInputEncoding, $text );
}
}
wfProfileOut( $fname );
'rev_user_text' => $this->mUserText,
'rev_timestamp' => $dbw->timestamp( $this->mTimestamp ),
'rev_deleted' => $this->mDeleted,
+ 'rev_len' => $this->mSize,
), $fname
);
if( !$row ) {
// Text data is immutable; check slaves first.
- $dbr =& wfGetDB( DB_SLAVE );
+ $dbr = wfGetDB( DB_SLAVE );
$row = $dbr->selectRow( 'text',
array( 'old_text', 'old_flags' ),
array( 'old_id' => $this->getTextId() ),
if( !$row ) {
// Possible slave lag!
- $dbw =& wfGetDB( DB_MASTER );
+ $dbw = wfGetDB( DB_MASTER );
$row = $dbw->selectRow( 'text',
array( 'old_text', 'old_flags' ),
array( 'old_id' => $this->getTextId() ),
* @param integer $id
*/
static function getTimestampFromID( $id ) {
+ $dbr = wfGetDB( DB_SLAVE );
$timestamp = $dbr->selectField( 'revision', 'rev_timestamp',
array( 'rev_id' => $id ), __METHOD__ );
if ( $timestamp === false ) {
# Not in slave, try master
- $dbw =& wfGetDB( DB_MASTER );
+ $dbw = wfGetDB( DB_MASTER );
$timestamp = $dbw->selectField( 'revision', 'rev_timestamp',
array( 'rev_id' => $id ), __METHOD__ );
}
define( 'MW_REV_DELETED_RESTRICTED', Revision::DELETED_RESTRICTED );
-?>
+