/**
* Rename page
*/
function rename($a_new_name)
{
global $ilDB;
// replace unallowed characters
$a_new_name = str_replace(array("<", ">"), '', $a_new_name);
// replace multiple whitespace characters by one single space
$a_new_name = trim(preg_replace('!\\s+!', ' ', $a_new_name));
$page_title = ilWikiUtil::makeDbTitle($a_new_name);
$pg_id = ilWikiPage::_getPageIdForWikiTitle($this->getWikiId(), $page_title);
$xml_new_name = str_replace("&", "&", $a_new_name);
if ($pg_id == 0 || $pg_id == $this->getId()) {
include_once "./Services/COPage/classes/class.ilInternalLink.php";
$sources = ilInternalLink::_getSourcesOfTarget("wpg", $this->getId(), 0);
foreach ($sources as $s) {
if ($s["type"] == "wpg:pg") {
$wpage = new ilWikiPage($s["id"]);
$col = ilWikiUtil::processInternalLinks($wpage->getXmlContent(), 0, IL_WIKI_MODE_EXT_COLLECT);
$new_content = $wpage->getXmlContent();
foreach ($col as $c) {
// this complicated procedure is needed due to the fact
// that depending on the collation e = é is true
// in the (mysql) database
// see bug http://www.ilias.de/mantis/view.php?id=11227
$t1 = ilWikiUtil::makeDbTitle($c["nt"]->mTextform);
$t2 = ilWikiUtil::makeDbTitle($this->getTitle());
// this one replaces C2A0 ( ) by a usual space
// otherwise the comparision will fail, since you
// get these characters from tiny if more than one
// space is repeated in a string. This may not be
// 100% but we do not store $t1 anywhere and only
// modify it for the comparison
$t1 = preg_replace('/\\xC2\\xA0/', ' ', $t1);
$t2 = preg_replace('/\\xC2\\xA0/', ' ', $t2);
$set = $ilDB->query($q = "SELECT " . $ilDB->quote($t1, "text") . " = " . $ilDB->quote($t2, "text") . " isequal");
$rec = $ilDB->fetchAssoc($set);
if ($rec["isequal"]) {
$new_content = str_replace("[[" . $c["nt"]->mTextform . "]]", "[[" . $xml_new_name . "]]", $new_content);
if ($c["text"] != "") {
$new_content = str_replace("[[" . $c["text"] . "]]", "[[" . $xml_new_name . "]]", $new_content);
}
$add = $c["text"] != "" ? "|" . $c["text"] : "";
$new_content = str_replace("[[" . $c["nt"]->mTextform . $add . "]]", "[[" . $xml_new_name . $add . "]]", $new_content);
}
}
$wpage->setXmlContent($new_content);
//echo htmlentities($new_content);
$wpage->update();
}
}
include_once "./Modules/Wiki/classes/class.ilObjWiki.php";
if (ilObjWiki::_lookupStartPage($this->getWikiId()) == $this->getTitle()) {
ilObjWiki::writeStartPage($this->getWikiId(), $a_new_name);
}
$this->setTitle($a_new_name);
$this->update();
}
return $a_new_name;
}