From a3212c135705ec22ec171f545f20d6956af80e08 Mon Sep 17 00:00:00 2001
From: Scott Koranda <skoranda@gmail.com>
Date: Tue, 15 Jun 2021 16:08:47 -0500
Subject: [PATCH] Add logic to populate username in form with default from
 environment

Add logic to populate the username (usually WordPress ID or wpid) in the form
with the value from environment variable if the wedge is so configured.
---
 Config/Schema/schema.xml                                 | 1 +
 ...HumanitiesCommonsIdpEnrollerCoPetitionsController.php | 5 +++++
 Lib/lang.php                                             | 2 ++
 Model/HumanitiesCommonsIdpEnroller.php                   | 7 ++++++-
 .../check_eligibility.ctp                                | 6 +++---
 View/HumanitiesCommonsIdpEnrollers/fields.inc            | 9 +++++++++
 6 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/Config/Schema/schema.xml b/Config/Schema/schema.xml
index 83e8ea3..8fa8799 100644
--- a/Config/Schema/schema.xml
+++ b/Config/Schema/schema.xml
@@ -40,6 +40,7 @@
     <field name="ldap_bind_password" type="C" size="64" />
     <field name="ldap_basedn" type="C" size="128" />
     <field name="hc_idp_scope" type="C" size="64" />
+    <field name="username_env_variable" type="C" size="256" />
     <field name="debug" type="L" />
     <field name="created" type="T" />
     <field name="modified" type="T" />
diff --git a/Controller/HumanitiesCommonsIdpEnrollerCoPetitionsController.php b/Controller/HumanitiesCommonsIdpEnrollerCoPetitionsController.php
index f8cf44f..4f3e4a8 100644
--- a/Controller/HumanitiesCommonsIdpEnrollerCoPetitionsController.php
+++ b/Controller/HumanitiesCommonsIdpEnrollerCoPetitionsController.php
@@ -223,7 +223,12 @@ protected function execute_plugin_checkEligibility($id, $onFinish) {
 
     // GET, fall through to display view
     ( $debug ? $this->log($logPrefix . "received GET so displaying form to collect username") : null);
+
     $this->set('vv_efwid', $efwid);
+
+    if(!empty($config['HumanitiesCommonsIdpEnroller']['username_env_variable'])) {
+      $this->set('vv_suggested_username', getenv($config['HumanitiesCommonsIdpEnroller']['username_env_variable']));
+    }
   }
 
   /**
diff --git a/Lib/lang.php b/Lib/lang.php
index 2a187b7..28bbe1d 100644
--- a/Lib/lang.php
+++ b/Lib/lang.php
@@ -56,6 +56,8 @@
   'pl.humanitiescommonsidpenroller.config.ldap_basedn.desc'  => 'Base DN to provision accounts under',
   'pl.humanitiescommonsidpenroller.config.hc_idp_scope'  => 'Humanities Commons IdP Scope',
   'pl.humanitiescommonsidpenroller.config.hc_idp_scope.desc'  => 'Scope asserted by the Humanities Commons IdP (hcommons.org)',
+  'pl.humanitiescommonsidpenroller.config.username_env_variable'  => 'Username Environment Variable Default',
+  'pl.humanitiescommonsidpenroller.config.username_env_variable.desc'  => 'Environment variable used to set username default in form',
   'pl.humanitiescommonsidpenroller.config.debug'       => 'Debug',
   'pl.humanitiescommonsidpenroller.config.debug.desc'  => 'Toggle for debug mode',
   'pl.humanitiescommonsidpenroller.config.menu'        => 'HC IdP Enroller Configuration',
diff --git a/Model/HumanitiesCommonsIdpEnroller.php b/Model/HumanitiesCommonsIdpEnroller.php
index 516566d..49bd4dd 100644
--- a/Model/HumanitiesCommonsIdpEnroller.php
+++ b/Model/HumanitiesCommonsIdpEnroller.php
@@ -74,7 +74,12 @@ class HumanitiesCommonsIdpEnroller extends AppModel {
       'rule' => 'notBlank',
       'required' => true,
       'allowEmpty' => false
-    )
+    ),
+    'username_env_variable' => array(
+      'rule' => array('validateInput'),
+      'required' => false,
+      'allowEmpty' => true
+    ),
   );
   
   /**
diff --git a/View/HumanitiesCommonsIdpEnrollerCoPetitions/check_eligibility.ctp b/View/HumanitiesCommonsIdpEnrollerCoPetitions/check_eligibility.ctp
index c9e1527..cac4833 100644
--- a/View/HumanitiesCommonsIdpEnrollerCoPetitions/check_eligibility.ctp
+++ b/View/HumanitiesCommonsIdpEnrollerCoPetitions/check_eligibility.ctp
@@ -84,9 +84,9 @@
                 $args['type'] = 'text';
                 $args['label'] = false;
                 $args['required'] = 'required';
-                if( $current_enrollment_flow_cou == 'MSU' ) {
-                  $args['value'] = getenv('netid');
-		}
+                if(!empty($vv_suggested_username)) {
+                  $args['value'] = $vv_suggested_username;
+                }
                 print $this->Form->input('username', $args);
               ?>
               <span id="username-error" class="field-error"></span>
diff --git a/View/HumanitiesCommonsIdpEnrollers/fields.inc b/View/HumanitiesCommonsIdpEnrollers/fields.inc
index b9242a7..d5cc76d 100644
--- a/View/HumanitiesCommonsIdpEnrollers/fields.inc
+++ b/View/HumanitiesCommonsIdpEnrollers/fields.inc
@@ -94,6 +94,15 @@
         <?php print ($e ? $this->Form->input('hc_idp_scope', array('size' => 50)) : Sanitize::html($humanities_commons_idp_enrollers[0]['HumanitiesCommonsIdpEnroller']['hc_idp_scope'])); ?>
       </td>
     </tr>
+    <tr class="line<?php print ($l % 2); $l++; ?>">
+      <td>
+        <strong class="fieldTitle"><?php print _txt('pl.humanitiescommonsidpenroller.config.username_env_variable'); ?></strong><br />
+        <font class="desc"><?php print _txt('pl.humanitiescommonsidpenroller.config.username_env_variable.desc'); ?></font>
+      </td>
+      <td>
+        <?php print ($e ? $this->Form->input('username_env_variable', array('size' => 50)) : Sanitize::html($humanities_commons_idp_enrollers[0]['HumanitiesCommonsIdpEnroller']['username_env_variable'])); ?>
+      </td>
+    </tr>
     <tr class="line<?php print ($l % 2); $l++; ?>">
       <td>
         <strong class="fieldTitle"><?php print _txt('pl.humanitiescommonsidpenroller.config.debug'); ?></strong><font class="required">*</font><br />