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<?php
/**
* @version $Revision$
* @package liberty
* @subpackage functions
*/
$gBitSmarty->assign( 'source', 0 );
// If we have to include a preview please show it
$gBitSmarty->assign( 'preview', FALSE );
$gBitSmarty->assign( 'compare', 'n' );
$gBitSmarty->assign( 'diff2', 'n' );
if( isset( $_REQUEST["delete"] ) && isset( $_REQUEST["hist"] )) {
foreach( array_keys( $_REQUEST["hist"] ) as $version ) {
$gContent->expungeVersion( $version );
}
} elseif( isset( $_REQUEST['source'] )) {
$gBitSmarty->assign( 'source', $_REQUEST['source'] );
if( $_REQUEST['source'] == 'current' ) {
$gBitSmarty->assign( 'sourcev', nl2br( htmlentities( $gContent->mInfo["data"] )));
} else {
$version = $gContent->getHistory( $_REQUEST["source"] );
$gBitSmarty->assign( 'sourcev', nl2br( htmlentities( $version["data"][0]["data"] )));
}
} elseif( @BitBase::verifyId( $_REQUEST["preview"] )) {
if( $version = $gContent->getHistory( $_REQUEST["preview"] )) {
$version['data'][0]['no_cache'] = TRUE;
$version['data'][0]['parsed_data'] = LibertyContent::parseDataHash( $version["data"][0], $gContent );
$gBitSmarty->assignByRef( $smartyContentRef, $version['data'][0] );
$gBitSmarty->assignByRef( 'version', $_REQUEST["preview"] );
}
} elseif( @BitBase::verifyId( $_REQUEST["diff2"] ) ) {
$from_version = $_REQUEST["diff2"];
$from_page = $gContent->getHistory( $from_version );
$from_lines = explode( "\n",$from_page["data"][0]["data"] );
if( isset( $_REQUEST["diff_to"] ) && $_REQUEST["diff_to"] != $gContent->mInfo["version"] ) {
$to_version = $_REQUEST["diff_to"];
$to_page = $gContent->getHistory( $to_version );
$to_lines = explode( "\n",$to_page["data"][0]["data"] );
} else {
$to_version = $gContent->mInfo["version"];
$to_lines = explode( "\n",$gContent->mInfo["data"] );
}
/**
* run 'pear install Text_Diff' to install the library,
*/
if( $gBitSystem->isFeatureActive( 'liberty_inline_diff' ) && @include_once( 'Text/Diff.php' )) {
include_once( 'Text/Diff/Renderer/inline.php' );
$diff = new Text_Diff( $from_lines, $to_lines );
$renderer = new Text_Diff_Renderer_inline();
$html = $renderer->render( $diff );
} else {
include_once( UTIL_PKG_INCLUDE_PATH.'diff.php');
$diffx = new WikiDiff( $from_lines,$to_lines );
$fmt = new WikiUnifiedDiffFormatter;
$html = $fmt->format( $diffx, $from_lines );
}
$gBitSmarty->assign( 'diffdata', $html );
$gBitSmarty->assign( 'diff2', 'y' );
$gBitSmarty->assign( 'version_from', $from_version );
$gBitSmarty->assign( 'version_to', $to_version );
} elseif( @BitBase::verifyId( $_REQUEST["compare"] )) {
$from_version = $_REQUEST["compare"];
$from_page = $gContent->getHistory( $from_version );
$from_page['data'][0]['no_cache'] = TRUE;
$gBitSmarty->assign( 'compare', 'y' );
$gBitSmarty->assign( 'diff_from', LibertyContent::parseDataHash( $from_page['data'][0], $gContent ) );
$gBitSmarty->assign( 'diff_to', $gContent->getParsedData() );
$gBitSmarty->assignByRef( 'version_from', $from_version );
} elseif( @BitBase::verifyId( $_REQUEST["rollback"] )) {
$gContent->verifyUserPermission( !empty( $rollbackPerm ) ? $rollbackPerm : $gContent->mUpdateContentPerm );
if( !isset( $_REQUEST["rollback_comment"] )) {
$_REQUEST["rollback_comment"] = '';
}
if( $gContent->rollbackVersion( $_REQUEST["rollback"], $_REQUEST["rollback_comment"] )) {
bit_redirect( $gContent->getDisplayUrl() );
}
}
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