Encryption + Decryption

wp-content/civi-extensions/goonjcustom/CRM/Goonjcustom/AfformFieldPrefillService.php

@@ -0,0 +1,82 @@
+<?php
+
+use Civi\Core\Event\GenericHookEvent;
+use Civi\Core\Service\AutoService;
+
+/**
+ * Provides ability to prefill afform fields from encrypted token.
+ *
+ * @service goonjcustom.afform_prefill
+ */
+class CRM_Goonjcustom_AfformFieldPrefillService extends AutoService {
+
+  public static function preprocess(GenericHookEvent $event) {
+    Civi::log()->debug('[AfformPrefill] Preprocess started.');
+
+    $request = \CRM_Utils_Request::retrieve('token', 'String', CRM_Core_DAO::$_nullObject, FALSE, NULL, 'GET');
+
+    if (!$request) {
+      Civi::log()->warning('[AfformPrefill] No token found in URL.');
+      return;
+    }
+
+    // Decrypt token
+    try {
+      $decrypted = CRM_Utils_Crypt::decrypt($request);
+      $data = json_decode($decrypted, true);
+      Civi::log()->debug('[AfformPrefill] Token decrypted: ' . print_r($data, true));
+    } catch (\Exception $e) {
+      Civi::log()->error('[AfformPrefill] Token decryption failed: ' . $e->getMessage());
+      return;
+    }
+
+    if (!is_array($data)) {
+      Civi::log()->error('[AfformPrefill] Decrypted token is not valid JSON.');
+      return;
+    }
+
+    $changeSet = \Civi\Angular\ChangeSet::create('injectPrefillValues')
+      ->alterHtml(';\\.aff\\.html$;', function($doc, $path) use ($data) {
+        Civi::log()->debug("[AfformPrefill] Altering HTML template: {$path}");
+
+        foreach (pq('af-field', $doc) as $afField) {
+          $fieldName = $afField->getAttribute('name');
+
+          if (!$fieldName) {
+            continue;
+          }
+
+          if (array_key_exists($fieldName, $data)) {
+            $fieldDefn = self::getFieldDefinition($afField);
+
+            if (!$fieldDefn) {
+              Civi::log()->warning("[AfformPrefill] No field definition for: {$fieldName}");
+              continue;
+            }
+
+            // Inject default value and make read-only
+            $fieldDefn['afform_default'] = $data[$fieldName];
+            $fieldDefn['readonly'] = true;
+
+            pq($afField)->attr('defn', htmlspecialchars(\CRM_Utils_JS::writeObject($fieldDefn), ENT_COMPAT));
+            Civi::log()->info("[AfformPrefill] Prefilled field '{$fieldName}' with value: " . json_encode($data[$fieldName]));
+          } else {
+            Civi::log()->debug("[AfformPrefill] Field '{$fieldName}' not in token data, skipping.");
+          }
+        }
+      });
+
+    $event->angular->add($changeSet);
+    Civi::log()->debug('[AfformPrefill] ChangeSet injected successfully.');
+  }
+
+  public static function getFieldDefinition($afField) {
+    $existingFieldDefn = trim(pq($afField)->attr('defn') ?: '');
+
+    if ($existingFieldDefn && $existingFieldDefn[0] !== '{') {
+      return NULL;
+    }
+
+    return $existingFieldDefn ? \CRM_Utils_JS::getRawProps($existingFieldDefn) : [];
+  }
+}

wp-content/civi-extensions/goonjcustom/Civi/DroppingCenterService.php

@@ -543,32 +543,51 @@ public static function processDispatchEmail(string $op, string $objectName, $obj
    *
    */
   public static function sendDispatchEmail($email, $initiatorName, $droppingCenterId, $contactId, $goonjOffice, $goonjOfficeName) {
-    $homeUrl = \CRM_Utils_System::baseCMSURL();
-    $vehicleDispatchFormUrl = $homeUrl . '/vehicle-dispatch/#?Camp_Vehicle_Dispatch.Dropping_Center=' . $droppingCenterId . '&Camp_Vehicle_Dispatch.Filled_by=' . $contactId . '&Camp_Vehicle_Dispatch.To_which_PU_Center_material_is_being_sent=' . $goonjOffice . '&Camp_Vehicle_Dispatch.Goonj_Office_Name=' . $goonjOfficeName . '&Eck_Collection_Camp1=' . $droppingCenterId;
+  $homeUrl = \CRM_Utils_System::baseCMSURL();
+
+  // Step 1: Gather data
+  $dispatchData = [
+    'Camp_Vehicle_Dispatch.Dropping_Center' => $droppingCenterId,
+    'Camp_Vehicle_Dispatch.Filled_by' => $contactId,
+    'Camp_Vehicle_Dispatch.To_which_PU_Center_material_is_being_sent' => $goonjOffice,
+    'Camp_Vehicle_Dispatch.Goonj_Office_Name' => $goonjOfficeName,
+    'Eck_Collection_Camp1' => $droppingCenterId,
+    'id' => $droppingCenterId,
+  ];
+
+  // Step 2: Convert to JSON and encrypt
+  $json = json_encode($dispatchData);
+  $token = \CRM_Utils_Crypt::encrypt($json);
 
-    $emailHtml = "
-    <html>
-    <body>
+  // Step 3: Generate encrypted URL
+  $vehicleDispatchFormUrl = $homeUrl . '/vehicle-dispatch/?token=' . urlencode($token);
+
+  // Step 4: Compose HTML email
+  $emailHtml = "
+  <html>
+  <body>
     <p>Dear {$initiatorName},</p>
     <p>Thank you so much for your invaluable efforts in running the Goonj Dropping Center. 
     Your dedication plays a crucial role in our work, and we deeply appreciate your continued support.</p>
     <p>Please fill out this Dispatch Form – <a href='{$vehicleDispatchFormUrl}'>Link</a> once the vehicle is loaded and ready to head to Goonj’s processing center. 
     This will help us to verify and acknowledge the materials as soon as they arrive.</p>
     <p>We truly appreciate your cooperation and continued commitment to our cause.</p>
     <p>Warm Regards,<br>Team Goonj..</p>
-    </body>
-    </html>
-    ";
-    $from = HelperService::getDefaultFromEmail();
-    $mailParams = [
-      'subject' => 'Kindly fill the Dispatch Form for Material Pickup',
-      'from' => $from,
-      'toEmail' => $email,
-      'html' => $emailHtml,
-    ];
+  </body>
+  </html>
+  ";
+
+  // Step 5: Send email
+  $from = HelperService::getDefaultFromEmail();
+  $mailParams = [
+    'subject' => 'Kindly fill the Dispatch Form for Material Pickup',
+    'from' => $from,
+    'toEmail' => $email,
+    'html' => $emailHtml,
+  ];
 
-    \CRM_Utils_Mail::send($mailParams);
-  }
+  \CRM_Utils_Mail::send($mailParams);
+}
 
   /**
    *