X-Git-Url: http://git.iain.cx/?a=blobdiff_plain;ds=sidebyside;f=lib%2Ffunctions.php;h=eda41532a2b7d1a9647200578dd72b751fbee83f;hb=ea0e53db8b5a264b6e231038815d2c350076d02a;hp=34b23c790779244f0c1af6e1ad4da18dfe43317d;hpb=6eac4c1286d9beeb7d1f1ef9cd26686511da533e;p=readifood.git

diff --git a/lib/functions.php b/lib/functions.php
index 34b23c7..eda4153 100644
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -628,7 +628,38 @@
     echo call_user_func_array("get_small_link", func_get_args());
   }
 
+  function check_dates($description, $from, $to, $mandatory_from = true, $mandatory_to = true) {
+    $Description = ucfirst($description);
+    if ($from || $mandatory_from) {
+      list($y, $m, $d) = explode('-', $from);
+      if (! checkdate($m, $d, $y)) {
+        echo "<p>Invalid $description start date!</p>\n";
+        return false;
+      }
+      $start = mktime(0, 0, 0, $m, $d, $y);
+    }
+    else $start = 0;
+
+    if ($to || $mandatory_to) {
+      list($y, $m, $d) = explode('-', $to);
+      if (! checkdate($m, $d, $y)) {
+        echo "<p>Invalid $description end date!</p>\n";
+        return false;
+      }
+      $end = mktime(0, 0, 0, $m, $d, $y);
+    }
+    else $end = PHP_INT_MAX;
+
+    if ($end < $start) {
+      echo "<p>$Description end date is earlier than start date!</p>\n";
+      return false;
+    }
+
+    return true;
+  }
+
   include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "admin.php")));
+  include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "auth0.php")));
   include_once(join(DIRECTORY_SEPARATOR, array($lib_root, "forms.php")));
 
 ?>