From a52a2a531acacd0b4fa1f0d940b5aba055afb6f1 Mon Sep 17 00:00:00 2001
From: Tim Otten <totten@civicrm.org>
Date: Thu, 24 Aug 2023 16:00:23 -0700
Subject: [PATCH] CRM_Utils_System_* - Add method 'isLoaded()'

---
 CRM/Utils/System/Base.php       | 10 ++++++++++
 CRM/Utils/System/DrupalBase.php |  8 ++++++++
 CRM/Utils/System/Joomla.php     |  8 ++++++++
 CRM/Utils/System/Standalone.php |  8 ++++++++
 CRM/Utils/System/UnitTests.php  |  8 ++++++++
 CRM/Utils/System/WordPress.php  |  8 ++++++++
 6 files changed, 50 insertions(+)

diff --git a/CRM/Utils/System/Base.php b/CRM/Utils/System/Base.php
index c3986180a1..b4ee6eeb15 100644
--- a/CRM/Utils/System/Base.php
+++ b/CRM/Utils/System/Base.php
@@ -56,6 +56,16 @@ abstract class CRM_Utils_System_Base {
     }
   }
 
+  /**
+   * Determine if the UF/CMS has been loaded already.
+   *
+   * This is generally TRUE. If using the "extern" boot protocol, then this may initially be false (until loadBootStrap runs).
+   *
+   * @internal
+   * @return bool
+   */
+  abstract public function isLoaded(): bool;
+
   abstract public function loadBootStrap($params = [], $loadUser = TRUE, $throwError = TRUE, $realPath = NULL);
 
   /**
diff --git a/CRM/Utils/System/DrupalBase.php b/CRM/Utils/System/DrupalBase.php
index c68a5c01f5..c413c14ed0 100644
--- a/CRM/Utils/System/DrupalBase.php
+++ b/CRM/Utils/System/DrupalBase.php
@@ -40,6 +40,14 @@ abstract class CRM_Utils_System_DrupalBase extends CRM_Utils_System_Base {
     $this->supports_form_extensions = TRUE;
   }
 
+  /**
+   * @internal
+   * @return bool
+   */
+  public function isLoaded(): bool {
+    return function_exists('t');
+  }
+
   /**
    * @inheritdoc
    */
diff --git a/CRM/Utils/System/Joomla.php b/CRM/Utils/System/Joomla.php
index 1f215d2a4b..539428cbba 100644
--- a/CRM/Utils/System/Joomla.php
+++ b/CRM/Utils/System/Joomla.php
@@ -33,6 +33,14 @@ class CRM_Utils_System_Joomla extends CRM_Utils_System_Base {
     $this->is_drupal = FALSE;
   }
 
+  /**
+   * @internal
+   * @return bool
+   */
+  public function isLoaded(): bool {
+    return class_exists('JFactory');
+  }
+
   /**
    * @inheritDoc
    */
diff --git a/CRM/Utils/System/Standalone.php b/CRM/Utils/System/Standalone.php
index bf2a4fa853..db6a003975 100644
--- a/CRM/Utils/System/Standalone.php
+++ b/CRM/Utils/System/Standalone.php
@@ -22,6 +22,14 @@ use Civi\Standalone\Security;
  */
 class CRM_Utils_System_Standalone extends CRM_Utils_System_Base {
 
+  /**
+   * @internal
+   * @return bool
+   */
+  public function isLoaded(): bool {
+    return TRUE;
+  }
+
   public function missingStandaloneExtension() {
     // error_log("sessionStart, " . (class_exists(\Civi\Standalone\Security::class) ? 'exists' : 'no ext'));
     return !class_exists(\Civi\Standalone\Security::class);
diff --git a/CRM/Utils/System/UnitTests.php b/CRM/Utils/System/UnitTests.php
index 8aea53af58..adc3ca9bf1 100644
--- a/CRM/Utils/System/UnitTests.php
+++ b/CRM/Utils/System/UnitTests.php
@@ -37,6 +37,14 @@ class CRM_Utils_System_UnitTests extends CRM_Utils_System_Base {
     \Civi\Test::eventChecker()->addListeners();
   }
 
+  /**
+   * @internal
+   * @return bool
+   */
+  public function isLoaded(): bool {
+    return TRUE;
+  }
+
   /**
    * @param string $name
    * @param string $value
diff --git a/CRM/Utils/System/WordPress.php b/CRM/Utils/System/WordPress.php
index a8ec227893..032e159926 100644
--- a/CRM/Utils/System/WordPress.php
+++ b/CRM/Utils/System/WordPress.php
@@ -707,6 +707,14 @@ class CRM_Utils_System_WordPress extends CRM_Utils_System_Base {
     return TRUE;
   }
 
+  /**
+   * @internal
+   * @return bool
+   */
+  public function isLoaded(): bool {
+    return function_exists('__');
+  }
+
   /**
    * Tries to bootstrap WordPress.
    *
-- 
2.25.1