1 files changed, 73 insertions, 0 deletions
diff --git a/library/Director/CustomVariable/CustomVariableNumber.php b/library/Director/CustomVariable/CustomVariableNumber.php
new file mode 100644
index 0000000..62838a9
--- /dev/null
+++ b/library/Director/CustomVariable/CustomVariableNumber.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace Icinga\Module\Director\CustomVariable;
+
+use Icinga\Exception\ProgrammingError;
+
+class CustomVariableNumber extends CustomVariable
+{
+    // Hint: 'F' is intentional, this MUST NOT respect locales
+    const PRECISION = '%.9F';
+
+    public function equals(CustomVariable $var)
+    {
+        if (! $var instanceof CustomVariableNumber) {
+            return false;
+        }
+
+        $cur = $this->getValue();
+        $new = $var->getValue();
+
+        // Be tolerant when comparing floats:
+        if (is_float($cur) || is_float($new)) {
+            return sprintf(self::PRECISION, $cur)
+                === sprintf(self::PRECISION, $new);
+        }
+
+        return $cur === $new;
+    }
+
+    public function getDbFormat()
+    {
+        return 'json';
+    }
+
+    public function getDbValue()
+    {
+        return json_encode($this->getValue());
+    }
+
+    public function getValue()
+    {
+        return $this->value;
+    }
+
+    public function setValue($value)
+    {
+        if (! is_int($value) && ! is_float($value)) {
+            throw new ProgrammingError(
+                'Expected a number, got %s',
+                var_export($value, 1)
+            );
+        }
+
+        $this->value = $value;
+        $this->deleted = false;
+
+        return $this;
+    }
+
+    public function toConfigString($renderExpressions = false)
+    {
+        if (is_int($this->value)) {
+            return (string) $this->value;
+        } else {
+            return sprintf(self::PRECISION, $this->value);
+        }
+    }
+
+    public function toLegacyConfigString()
+    {
+        return $this->toConfigString();
+    }
+}