/**
* Takes in a url, determines whether that url is foreign or not
* and returns a boolean
*
* @param string $url
*
* @author Andrew Darwin <*****@*****.**>
*/
function is_link_external($url)
{
global $domainName;
global $DEBUG;
$header = "is_link_external(): ";
logMessage("{$header} Input link = '{$url}'");
$is_external = false;
$relativeTeamPathUnderWWW = getAdjustedCurrentDirectory();
logMessage("{$header} relativeTeamPathUnderWWW = " . "'{$relativeTeamPathUnderWWW}'");
$strippedURL = getLocalPathFromURL($url);
$strippedURL = stripLeadingSlash($strippedURL);
$relativeTeamPathUnderWWW = stripLeadingSlash($relativeTeamPathUnderWWW);
if ($DEBUG && isAbsoluteURL($url)) {
$prototypeName = getDirectoryNameFromPath($relativeTeamPathUnderWWW);
$relativeTeamPathUnderWWW = getSubstringOfABeforeOccuranceOfB($relativeTeamPathUnderWWW, $prototypeName);
}
logMessage("{$header} Stripped url = '{$strippedURL}'");
if (directoryAIsChildOfDirectoryB($strippedURL, $relativeTeamPathUnderWWW)) {
logMessage("{$header} '{$strippedURL}' is a child of " . "'{$relativeTeamPathUnderWWW}'. Set external to false.");
$is_external = false;
} else {
$is_external = true;
logMessage("{$header} '{$strippedURL}' is not a child of " . "'{$relativeTeamPathUnderWWW}'. Set external to true.");
}
return $is_external;
}
/**
* @param SimpleXMLElement $xmlElement
* @return string
* @author Andrew Darwin <*****@*****.**>
*/
function stripEnclosingXMLTag($xmlElement)
{
$tagName = $xmlElement->getName();
$xmlString = $xmlElement->asXML();
$xmlString = getSubstringOfAAfterOccuranceOfB($xmlString, "<{$tagName}");
$xmlString = getSubstringOfAAfterOccuranceOfB($xmlString, ">");
$xmlString = getSubstringOfABeforeOccuranceOfB($xmlString, "</{$tagName}>");
return $xmlString;
}
