From 4ea112859507545cc6aa6991834d9ae29906b8da Mon Sep 17 00:00:00 2001
From: Dominique Fournier <dominique@fournier38.fr>
Date: Wed, 3 May 2017 13:41:49 +0000
Subject: [PATCH] verify: add the dateSQL check

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@3565 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
---
 verify.php | 37 ++++++++++++++++++++++++++++++++++---
 1 file changed, 34 insertions(+), 3 deletions(-)

diff --git a/verify.php b/verify.php
index a8858a0..a42ddbb 100644
--- a/verify.php
+++ b/verify.php
@@ -158,7 +158,7 @@ class verify
   ///////////////
   //   DATES   //
   ///////////////
-  /** Check if $val is a valid date
+  /** Check if $val is a valid date and time in SQL
       A valid date is 2014-03-20 12:27:34
       Return true or false
       @param string $val The date to check */
@@ -167,7 +167,7 @@ class verify
     return \verify::staticIs_datetimeSQL ($val);
   }
 
-  /** Check if $val is a valid date in static mode
+  /** Check if $val is a valid date and time in SQL in static mode
       A valid date is 2014-03-20 12:27:34
       Return true or false
       @param string $val The date to check */
@@ -175,7 +175,7 @@ class verify
   {
     if (strlen ($val) !== 19)
       return false;
-    $arr = date_parse ($val);
+    $arr = \date_parse ($val);
     if ($arr["warning_count"] !==0)
       return false;
     if ($arr["error_count"] !==0)
@@ -189,6 +189,37 @@ class verify
     return true;
   }
 
+  /** Check if $val is a valid date in SQL
+      A valid date is 2014-03-20
+      Return true or false
+      @param string $val The date to check */
+  public function is_dateSQL ($val)
+  {
+    return \verify::staticIs_dateSQL ($val);
+  }
+
+  /** Check if $val is a valid date in SQL in static mode
+      A valid date is 2014-03-20
+      Return true or false
+      @param string $val The date to check */
+  public static function staticIs_dateSQL ($val)
+  {
+    if (strlen ($val) !== 10)
+      return false;
+    $arr = \date_parse ($val);
+    if ($arr["warning_count"] !==0)
+      return false;
+    if ($arr["error_count"] !==0)
+      return false;
+    if (isset ($arr["tz_abbr"]))
+      return false;
+    if (strspn ($val, "0123456789-") !== strlen ($val))
+      return false;
+    if (\DateTime::createFromFormat("Y-m-d", $val) === false)
+      return false;
+    return true;
+  }
+
   /////////////////
   //   NUMBERS   //
   /////////////////