From: Tim Otten <totten@civicrm.org>
Date: Wed, 16 Sep 2020 09:58:36 +0000 (-0700)
Subject: (REF) GenerateData - Allow external control randomness
X-Git-Url: https://vcs.fsf.org/?a=commitdiff_plain;h=38b93530b55ca7647571d2af28a923e99646df10;p=civicrm-core.git

(REF) GenerateData - Allow external control randomness
---

diff --git a/CRM/Core/CodeGen/GenerateData.php b/CRM/Core/CodeGen/GenerateData.php
index 3d7268f520..31a2352c3f 100644
--- a/CRM/Core/CodeGen/GenerateData.php
+++ b/CRM/Core/CodeGen/GenerateData.php
@@ -26,11 +26,16 @@ class CRM_Core_CodeGen_GenerateData {
 
   /**
    * Class constructor
+   *
+   * @param string|int $seed
+   *   Some scalar value used as the starting point for random-number generation.
+   * @param int $time
+   *   A timestamp; some facsimile of "now".
    */
-  public function __construct($seed = '123456789') {
+  public function __construct($seed, $time) {
     // initialize all the vars
     $this->seed = $seed;
-    $this->time = strtotime(date('Y') . '-01-01 02:03:04');
+    $this->time = $time;
     $this->numIndividual = self::INDIVIDUAL_PERCENT * self::NUM_CONTACT / 100;
     $this->numHousehold = self::HOUSEHOLD_PERCENT * self::NUM_CONTACT / 100;
     $this->numOrganization = self::ORGANIZATION_PERCENT * self::NUM_CONTACT / 100;
diff --git a/sql/GenerateData.php b/sql/GenerateData.php
index 977a251b06..6928bf57af 100644
--- a/sql/GenerateData.php
+++ b/sql/GenerateData.php
@@ -76,7 +76,10 @@ CRM_Core_Config::singleton();
 echo ("Starting data generation on " . date("F dS h:i:s A") . "\n");
 try {
   $scope = CRM_Core_TemporaryErrorScope::useException();
-  $gcd = new CRM_Core_CodeGen_GenerateData();
+  // Generate reproducible data-set
+  // $gcd = new CRM_Core_CodeGen_GenerateData('1234', strtotime(date('Y') . '-01-01 02:03:04'));
+  // Generate unique data-set
+  $gcd = new CRM_Core_CodeGen_GenerateData(time(), time());
   $gcd->generateAll();
 }
 catch (Exception $e) {