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LoginPageGeneratingWebFilter conditionally renders formLogin

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Issue: gh-4807
This commit is contained in:
Rob Winch
2018-05-14 11:48:31 -05:00
parent bc3467c118
commit f29e4cf91f
6 changed files with 215 additions and 54 deletions
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web/src/main/java/org/springframework/security/web/server/ui/LoginPageGeneratingWebFilter.java
+42 -34
View File
@@ -50,6 +50,12 @@ public class LoginPageGeneratingWebFilter implements WebFilter {
private Map<String, String> oauth2AuthenticationUrlToClientName = new HashMap<>();
private boolean formLoginEnabled;
public void setFormLoginEnabled(boolean enabled) {
this.formLoginEnabled = enabled;
}
public void setOauth2AuthenticationUrlToClientName(
Map<String, String> oauth2AuthenticationUrlToClientName) {
Assert.notNull(oauth2AuthenticationUrlToClientName, "oauth2AuthenticationUrlToClientName cannot be null");
@@ -87,45 +93,47 @@ public class LoginPageGeneratingWebFilter implements WebFilter {
private byte[] createPage(ServerWebExchange exchange, String csrfTokenHtmlInput) {
MultiValueMap<String, String> queryParams = exchange.getRequest()
.getQueryParams();
boolean isError = queryParams.containsKey("error");
boolean isLogoutSuccess = queryParams.containsKey("logout");
String contextPath = exchange.getRequest().getPath().contextPath().value();
String page = "<!DOCTYPE html>\n"
+ "<html lang=\"en\">\n"
+ " <head>\n"
+ " <meta charset=\"utf-8\">\n"
+ " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n"
+ " <meta name=\"description\" content=\"\">\n"
+ " <meta name=\"author\" content=\"\">\n"
+ " <title>Please sign in</title>\n"
+ " <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n"
+ " <link href=\"http://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n"
+ " </head>\n"
+ " <body>\n"
+ " <div class=\"container\">\n"
+ " <form class=\"form-signin\" method=\"post\" action=\"/login\">\n"
+ " <h2 class=\"form-signin-heading\">Please sign in</h2>\n"
+ createError(isError)
+ createLogoutSuccess(isLogoutSuccess)
+ " <p>\n"
+ " <label for=\"username\" class=\"sr-only\">Username</label>\n"
+ " <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n"
+ " </p>\n"
+ " <p>\n"
+ " <label for=\"password\" class=\"sr-only\">Password</label>\n"
+ " <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n"
+ " </p>\n"
+ csrfTokenHtmlInput
+ " <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n"
+ " </form>\n"
+ oauth2LoginLinks(contextPath, this.oauth2AuthenticationUrlToClientName)
+ " </div>\n"
+ " </body>\n"
+ "</html>";
String page = "<!DOCTYPE html>\n" + "<html lang=\"en\">\n" + " <head>\n"
+ " <meta charset=\"utf-8\">\n"
+ " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n"
+ " <meta name=\"description\" content=\"\">\n"
+ " <meta name=\"author\" content=\"\">\n"
+ " <title>Please sign in</title>\n"
+ " <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n"
+ " <link href=\"http://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n"
+ " </head>\n"
+ " <body>\n"
+ " <div class=\"container\">\n"
+ formLogin(queryParams, csrfTokenHtmlInput)
+ oauth2LoginLinks(contextPath, this.oauth2AuthenticationUrlToClientName)
+ " </div>\n"
+ " </body>\n"
+ "</html>";
return page.getBytes(Charset.defaultCharset());
}
private String formLogin(MultiValueMap<String, String> queryParams, String csrfTokenHtmlInput) {
if (!this.formLoginEnabled) {
return "";
}
boolean isError = queryParams.containsKey("error");
boolean isLogoutSuccess = queryParams.containsKey("logout");
return " <form class=\"form-signin\" method=\"post\" action=\"/login\">\n"
+ " <h2 class=\"form-signin-heading\">Please sign in</h2>\n"
+ createError(isError) + createLogoutSuccess(isLogoutSuccess)
+ " <p>\n"
+ " <label for=\"username\" class=\"sr-only\">Username</label>\n"
+ " <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n"
+ " </p>\n" + " <p>\n"
+ " <label for=\"password\" class=\"sr-only\">Password</label>\n"
+ " <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n"
+ " </p>\n" + csrfTokenHtmlInput
+ " <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n"
+ " </form>\n";
}
private static String oauth2LoginLinks(String contextPath, Map<String, String> oauth2AuthenticationUrlToClientName) {
if (oauth2AuthenticationUrlToClientName.isEmpty()) {
return "";