getNonEmpty($v, 'tag');
$t = $this->getNonEmpty($v, 'attributes', 'time');
$p = $this->getNonEmpty($v, 'attributes', 'prev');
if (!empty($t)) {
if ($since > 0 && $t < $since) {
continue;
}
$k = "$k:$t";
}
if (!empty($p)) {
$k = "$k:$p:";
}
$page[$k] = $this->getNonEmpty($v,'value');
}
}
return @$page;
}
function read($pagename, $since=0) {
$pagefile = $this->pagefile($pagename);
if ($pagefile && ($fp=@fopen($pagefile, "r"))) {
while (!feof($fp)) {
$line = fgets($fp, 512);
$isXML = (substr($line,0,5) == 'read_xml($data, $since);
} else {
@fclose($fp);
return parent::read($pagename,$page);
}
}
}
function write($pagename,$page) {
global $EnablePageStoreXML;
($EnablePageStoreXML == true) ? $this->write_xml($pagename,$page) : parent::write($pagename,$page);
}
function write_xml($pagename,$page) {
global $Now, $Version, $Charset;
$page['name'] = $pagename;
$page['time'] = $Now;
$page['host'] = $_SERVER['REMOTE_ADDR'];
$page['agent'] = @$_SERVER['HTTP_USER_AGENT'];
$page['rev'] = @$page['rev']+1;
unset($page['version']); unset($page['newline']);
uksort($page, 'CmpPageAttr');
$s = false;
$pagefile = $this->pagefile($pagename);
$dir = dirname($pagefile); mkdirp($dir);
if ($pagefile && ($fp=fopen("$pagefile,new","w"))) {
$x = "\n\n";
$s = true && fputs($fp, $x); $sz = strlen($x);
foreach($page as $k=>$v)
if ($k > '' && $k[0] != '=') {
$v = htmlspecialchars($v, ENT_NOQUOTES, $Charset);
if (preg_match("/^([a-z]+)(?::(\d+))(?::(\d+):)?$/", $k, $m)) {
$p = empty($m[3]) ? "" : " prev=\"${m[3]}\"";
$x = "<${m[1]} time=\"${m[2]}\"$p>$v\n";
} else {
$x = "<$k>$v\n";
}
$s = $s && fputs($fp, $x); $sz += strlen($x);
}
$x = "\n";
$s = $s && fputs($fp, $x); $sz += strlen($x);
$s = fclose($fp) && $s;
$s = $s && (filesize("$pagefile,new") > $sz * 0.95);
if (file_exists($pagefile)) $s = $s && unlink($pagefile);
$s = $s && rename("$pagefile,new", $pagefile);
}
$s && fixperms($pagefile);
if (!$s)
Abort("Cannot write page to $pagename ($pagefile)...changes not saved");
PCache($pagename, $page);
}
}
function ConvertXML() {
global $WikiDir;
global $EnablePageStoreXML;
$pagelist = $WikiDir->ls();
$pagelist = array_unique($pagelist);
sort($pagelist);
$pagecount = count($pagelist);
echo "
Convert pages from/to XML
Convert existing pages
I'm now converting ";
echo ($EnablePageStoreXML) ? "to " : "from ";
echo "XML the files (pages) you have stored in your wiki. When this is finished
you can get rid of the ConvertXML(); line in your
local/config.php
";
if ($pagelist) {
foreach($pagelist as $p) {
echo ($EnablePageStoreXML) ? "Converting to XML: $p\n" : "Converting from XML: $p\n";
$page = ReadPage($p);
WritePage($p,$page);
}
}
echo "Converted $pagecount pages.
\n";
echo "Now you can get rid of the ConvertXML(); line in your local/config.php
\n";
exit(0);
}