fix issue 7766 - sign petition only once

Civi/Aivlspecificactions/Actions/PetitionActivity.php

@@ -68,9 +68,37 @@ class PetitionActivity extends AbstractAction {
    * @throws ExecutionException
    */
   public function doAction(ParameterBagInterface $parameters, ParameterBagInterface $output) {
-    $this->addPetitionActivity($parameters, $output);
-    // temporarily: add to Nieuwsbrief group if more information ticked
-    $this->addNieuwsbrief($parameters);
+    if (!$this->signedPetitionEarlier($parameters)) {
+      $this->addPetitionActivity($parameters, $output);
+      // temporarily: add to Nieuwsbrief group if more information ticked
+      $this->addNieuwsbrief($parameters);
+    }
+    else {
+      throw new ExecutionException(E::ts('Petition was already signed by this contact'));
+    }
+  }
+
+  /**
+   * Methdo to check if the contact already signed this petition
+   *
+   * @param $parameters
+   * @return bool
+   */
+  private function signedPetitionEarlier($parameters) {
+    $contactId = $parameters->getParameter('contact_id');
+    $campaignId = $parameters->getParameter('campaign_id');
+    $activityTypeId = $this->configuration->getParameter('activity_type_id');
+    if ($contactId && $campaignId && $activityTypeId) {
+      $count = civicrm_api3('Activity', 'getcount', [
+        'activity_type_id' => $activityTypeId,
+        'campaign_id' => $campaignId,
+        'target_contact_id' => $contactId,
+      ]);
+      if ($count > 0) {
+        return TRUE;
+      }
+    }
+    return FALSE;
   }
 
   /**

info.xml

@@ -14,9 +14,9 @@
     <url desc="Support">https://civicoop.org</url>
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
-  <releaseDate>2021-01-20</releaseDate>
-  <version>1.12</version>
-  <develStage>beta</develStage>
+  <releaseDate>2021-03-01</releaseDate>
+  <version>1.13</version>
+  <develStage>stable</develStage>
   <compatibility>
     <ver>4.7</ver>
   </compatibility>
@@ -28,7 +28,7 @@
   <classloader>
     <psr4 prefix="Civi\" path="Civi" />
   </classloader>
-  <comments>Extension is being developed</comments>
+  <comments>Extension is being used in live</comments>
   <civix>
     <namespace>CRM/Aivlspecificactions</namespace>
   </civix>