From c73508b91eb3afd243ef42d63160f5c5f287a31c Mon Sep 17 00:00:00 2001
From: Carsten Thiel <thiel@sub.uni-goettingen.de>
Date: Fri, 17 Jun 2016 11:58:54 +0200
Subject: [PATCH] add possibility for custom login link

---
 .../reverse_proxy_auth/ReverseProxySecurityRealm.java    | 9 ++++++++-
 .../ReverseProxySecurityRealm/config.jelly               | 3 +++
 .../ReverseProxySecurityRealm/loginLink.jelly            | 7 +++++--
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java b/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java
index 05a8e18..bd0a6b3 100644
--- a/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java
+++ b/src/main/java/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm.java
@@ -269,10 +269,11 @@ public class ReverseProxySecurityRealm extends SecurityRealm {
 	/**
 	 * Custom post logout url
 	 */
+	public final String customLogInUrl;
 	public final String customLogOutUrl;
 
 	@DataBoundConstructor
-	public ReverseProxySecurityRealm(String forwardedUser, String headerGroups, String headerGroupsDelimiter, String customLogOutUrl, String server, String rootDN, boolean inhibitInferRootDN,
+	public ReverseProxySecurityRealm(String forwardedUser, String headerGroups, String headerGroupsDelimiter, String customLogInUrl, String customLogOutUrl, String server, String rootDN, boolean inhibitInferRootDN,
 			String userSearchBase, String userSearch, String groupSearchBase, String groupSearchFilter, String groupMembershipFilter, String groupNameAttribute, String managerDN, String managerPassword, 
 			Integer updateInterval, boolean disableLdapEmailResolver, String displayNameLdapAttribute, String emailAddressLdapAttribute) {
 
@@ -285,6 +286,12 @@ public ReverseProxySecurityRealm(String forwardedUser, String headerGroups, Stri
 			this.headerGroupsDelimiter = "|";
 		}
 
+		if(!StringUtils.isBlank(customLogInUrl)) {
+			this.customLogInUrl = customLogInUrl;
+		} else {
+			this.customLogInUrl = null;
+		}
+
 		if(!StringUtils.isBlank(customLogOutUrl)) {
 			this.customLogOutUrl = customLogOutUrl;
 		} else {
diff --git a/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/config.jelly b/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/config.jelly
index 65fb028..dc9c87b 100644
--- a/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/config.jelly
+++ b/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/config.jelly
@@ -33,6 +33,9 @@ THE SOFTWARE.
     <f:textbox field="headerGroupsDelimiter" default="|" />
   </f:entry>
   <f:advanced>  
+    <f:entry title="${%Custom Log In URL}" >
+      <f:textbox name="customLogInUrl" value="${instance.customLogInUrl}" />
+    </f:entry>
     <f:entry title="${%Custom Log Out URL}" >
       <f:textbox name="customLogOutUrl" value="${instance.customLogOutUrl}" />
     </f:entry>
diff --git a/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/loginLink.jelly b/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/loginLink.jelly
index e3309dc..415846a 100644
--- a/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/loginLink.jelly
+++ b/src/main/resources/org/jenkinsci/plugins/reverse_proxy_auth/ReverseProxySecurityRealm/loginLink.jelly
@@ -1,2 +1,5 @@
-<!-- no login link -->
-<j:jelly xmlns:j="jelly:core" />
\ No newline at end of file
+<j:jelly xmlns:j="jelly:core">
+  <j:if test="${it.customLogInUrl != null}">
+    <a href="${it.customLogInUrl}"><b>${%login}</b></a>
+  </j:if>
+</j:jelly>