Add upstream plugins

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/all-in-one-event-calendar/lib/size/converter.php

@@ -0,0 +1,40 @@
+<?php
+
+/**
+ * Size converter utility
+ *
+ * @author       Time.ly Network, Inc.
+ * @since        2.0
+ * @package      Ai1EC
+ * @subpackage   Ai1EC.Size
+ */
+class Ai1ec_Size_Converter_Utility extends Ai1ec_Base {
+
+    /**
+     * Returns number of bytes from human readable string
+     * Note: This is similar to wp_convert_hr_bytes(), but this one accepts values with decimals
+     *
+     * @param string $size Human readable size string
+     *
+     * @return string Converted number of bytes from human readable size string
+     */
+    public function convert_hr_to_bytes( $size ) {
+        $size  = strtolower( $size );
+        $bytes = preg_replace( '/[^0-9\.]/', '', $size );
+
+        // Sanity check
+        if ( empty( $bytes ) ) {
+            $bytes = 0;
+        }
+
+        if ( strpos( $size, 'k' ) !== false ) {
+            $bytes = $bytes * 1024;
+        } elseif ( strpos( $size, 'm' ) !== false ) {
+            $bytes = $bytes * 1024 * 1024;
+        } elseif ( strpos( $size, 'g' ) !== false ) {
+            $bytes = $bytes * 1024 * 1024 * 1024;
+        }
+
+        return $bytes;
+    }
+}