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<?php
# Copyright (C) 2003 Brion Vibber <brion@pobox.com>
# http://www.mediawiki.org/
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# 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.
# http://www.gnu.org/copyleft/gpl.html
function wfSpecialExport( $page = "" ) {
global $wgOut, $wgLang, $wgRequest;
if( $wgRequest->getVal( 'action' ) == 'submit') {
$page = $wgRequest->getText( 'pages' );
$curonly = $wgRequest->getCheck( 'curonly' );
} else {
# Pre-check the 'current version only' box in the UI
$curonly = true;
}
if( $page != "" ) {
header( "Content-type: application/xml; charset=utf-8" );
$pages = explode( "\n", $page );
$xml = pages2xml( $pages, $curonly );
echo $xml;
wfAbruptExit();
}
$wgOut->addWikiText( wfMsg( "exporttext" ) );
$titleObj = Title::makeTitle( NS_SPECIAL, "Export" );
$action = $titleObj->escapeLocalURL();
$wgOut->addHTML( "
<form method='post' action=\"$action\">
<input type='hidden' name='action' value='submit' />
<textarea name='pages' cols='40' rows='10'></textarea><br />
<label><input type='checkbox' name='curonly' value='true' checked='checked' />
" . wfMsg( "exportcuronly" ) . "</label><br />
<input type='submit' />
</form>
" );
}
function pages2xml( $pages, $curonly = false ) {
global $wgLanguageCode, $wgInputEncoding, $wgLang;
$xml = "<" . "?xml version=\"1.0\" encoding=\"UTF-8\" ?" . ">\n" .
"<mediawiki version=\"0.1\" xml:lang=\"$wgLanguageCode\">\n";
foreach( $pages as $page ) {
$xml .= page2xml( $page, $curonly );
}
$xml .= "</mediawiki>\n";
if($wgInputEncoding != "utf-8")
$xml = $wgLang->iconv( $wgInputEncoding, "utf-8", $xml );
return $xml;
}
function page2xml( $page, $curonly, $full = false ) {
global $wgLang;
$title = Title::NewFromText( $page );
if( !$title ) return "";
$t = wfStrencode( $title->getDBKey() );
$ns = $title->getNamespace();
$sql = "SELECT cur_id as id,cur_timestamp as timestamp,cur_user as user,cur_user_text as user_text," .
"cur_restrictions as restrictions,cur_comment as comment,cur_text as text FROM cur " .
"WHERE cur_namespace=$ns AND cur_title='$t'";
$res = wfQuery( $sql, DB_READ );
if( $s = wfFetchObject( $res ) ) {
$tl = htmlspecialchars( $title->getPrefixedText() );
$xml = " <page>\n";
$xml .= " <title>$tl</title>\n";
if( $full ) {
$xml .= " <id>$s->id</id>\n";
}
if( $s->restrictions ) {
$xml .= " <restrictions>$s->restrictions</restrictions>\n";
}
if( !$curonly ) {
$sql = "SELECT old_id as id,old_timestamp as timestamp, old_user as user, old_user_text as user_text," .
"old_comment as comment, old_text as text, old_flags as flags FROM old " .
"WHERE old_namespace=$ns AND old_title='$t' ORDER BY old_timestamp";
$res = wfQuery( $sql, DB_READ );
while( $s2 = wfFetchObject( $res ) ) {
$xml .= revision2xml( $s2, $full, false );
}
}
$xml .= revision2xml( $s, $full, true );
$xml .= " </page>\n";
return $xml;
} else {
return "";
}
}
function revision2xml( $s, $full, $cur ) {
$ts = wfTimestamp2ISO8601( $s->timestamp );
$xml = " <revision>\n";
if($full && !$cur)
$xml .= " <id>$s->id</id>\n";
$xml .= " <timestamp>$ts</timestamp>\n";
if($s->user) {
$u = "<username>" . htmlspecialchars( $s->user_text ) . "</username>";
if($full)
$u .= "<id>$s->user</id>";
} else {
$u = "<ip>" . htmlspecialchars( $s->user_text ) . "</ip>";
}
$xml .= " <contributor>$u</contributor>\n";
if( !empty( $s->minor ) ) {
$xml .= " <minor/>\n";
}
if($s->comment != "") {
$c = htmlspecialchars( $s->comment );
$xml .= " <comment>$c</comment>\n";
}
$t = htmlspecialchars( Article::getRevisionText( $s, "" ) );
$xml .= " <text>$t</text>\n";
$xml .= " </revision>\n";
return $xml;
}
function wfTimestamp2ISO8601( $ts ) {
#2003-08-05T18:30:02Z
return preg_replace( '/^(....)(..)(..)(..)(..)(..)$/', '$1-$2-$3T$4:$5:$6Z', $ts );
}
?>
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