public boolean verify() {
try {
// Normalize
String claimedId = normalize(id);
String server = null;
String delegate = null;
// Discover
HttpResponse response = WS.url(claimedId).get();
// Try HTML (I know it's bad)
String html = response.getString();
server = discoverServer(html);
if (server == null) {
// Try YADIS
Document xrds = null;
if (response.getContentType().contains("application/xrds+xml")) {
xrds = getXml(html, response.getEncoding());
} else if (response.getHeader("X-XRDS-Location") != null) {
xrds = WS.url(response.getHeader("X-XRDS-Location")).get().getXml();
} else {
return false;
}
// Ok we have the XRDS file
server =
XPath.selectText(
"//Type[text()='http://specs.openid.net/auth/2.0/server']/following-sibling::URI/text()",
xrds);
claimedId =
XPath.selectText(
"//Type[text()='http://specs.openid.net/auth/2.0/signon']/following-sibling::LocalID/text()",
xrds);
if (claimedId == null) {
claimedId = "http://specs.openid.net/auth/2.0/identifier_select";
} else {
server =
XPath.selectText(
"//Type[text()='http://specs.openid.net/auth/2.0/signon']/following-sibling::URI/text()",
xrds);
}
if (server == null) {
return false;
}
} else {
// Delegate
Matcher openid2Localid =
Pattern.compile("<link[^>]+openid2[.]local_id[^>]+>", Pattern.CASE_INSENSITIVE)
.matcher(html);
Matcher openidDelegate =
Pattern.compile("<link[^>]+openid[.]delegate[^>]+>", Pattern.CASE_INSENSITIVE)
.matcher(html);
if (openid2Localid.find()) {
delegate = extractHref(openid2Localid.group());
} else if (openidDelegate.find()) {
delegate = extractHref(openidDelegate.group());
}
}
// Redirect
String url = server;
if (!server.contains("?")) {
url += "?";
}
if (!url.endsWith("?") && !url.endsWith("&")) {
url += "&";
}
url += "openid.ns=" + URLEncoder.encode("http://specs.openid.net/auth/2.0", "UTF-8");
url += "&openid.mode=checkid_setup";
url += "&openid.claimed_id=" + URLEncoder.encode(claimedId, "utf8");
url +=
"&openid.identity=" + URLEncoder.encode(delegate == null ? claimedId : delegate, "utf8");
if (returnAction != null
&& (returnAction.startsWith("http://") || returnAction.startsWith("https://"))) {
url += "&openid.return_to=" + URLEncoder.encode(returnAction, "utf8");
} else {
url +=
"&openid.return_to="
+ URLEncoder.encode(
Request.current().getBase() + Router.reverse(returnAction), "utf8");
}
if (realmAction != null
&& (realmAction.startsWith("http://") || realmAction.startsWith("https://"))) {
url += "&openid.realm=" + URLEncoder.encode(realmAction, "utf8");
} else {
url +=
"&openid.realm="
+ URLEncoder.encode(
Request.current().getBase() + Router.reverse(realmAction), "utf8");
}
if (!sregOptional.isEmpty() || !sregRequired.isEmpty()) {
url +=
"&openid.ns.sreg="
+ URLEncoder.encode("http://openid.net/extensions/sreg/1.1", "UTF-8");
}
String sregO = "";
for (String a : sregOptional) {
sregO += URLEncoder.encode(a, "UTF-8") + ",";
}
if (!StringUtils.isEmpty(sregO)) {
url += "&openid.sreg.optional=" + sregO.substring(0, sregO.length() - 1);
}
String sregR = "";
for (String a : sregRequired) {
sregR += URLEncoder.encode(a, "UTF-8") + ",";
}
if (!StringUtils.isEmpty(sregR)) {
url += "&openid.sreg.required=" + sregR.substring(0, sregR.length() - 1);
}
if (!axRequired.isEmpty() || !axOptional.isEmpty()) {
url += "&openid.ns.ax=http%3A%2F%2Fopenid.net%2Fsrv%2Fax%2F1.0";
url += "&openid.ax.mode=fetch_request";
for (String a : axOptional.keySet()) {
url += "&openid.ax.type." + a + "=" + URLEncoder.encode(axOptional.get(a), "UTF-8");
}
for (String a : axRequired.keySet()) {
url += "&openid.ax.type." + a + "=" + URLEncoder.encode(axRequired.get(a), "UTF-8");
}
if (!axRequired.isEmpty()) {
String r = "";
for (String a : axRequired.keySet()) {
r += "," + a;
}
r = r.substring(1);
url += "&openid.ax.required=" + r;
}
if (!axOptional.isEmpty()) {
String r = "";
for (String a : axOptional.keySet()) {
r += "," + a;
}
r = r.substring(1);
url += "&openid.ax.if_available=" + r;
}
}
if (Logger.isTraceEnabled()) {
// Debug
Logger.trace("Send request %s", url);
}
throw new Redirect(url);
} catch (Redirect e) {
throw e;
} catch (PlayException e) {
throw e;
} catch (Exception e) {
return false;
}
}
