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wp-content/plugins/duplicator-pro-v4.5.16.2/helper.php

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+<?php
+
+defined('ABSPATH') || exit;
+
+use Duplicator\Libs\Snap\SnapIO;
+use Duplicator\Libs\Snap\SnapWP;
+
+/**
+ * Return home path
+ *
+ * @return string
+ */
+function duplicator_pro_get_home_path()
+{
+    static $homePath = null;
+    if (is_null($homePath)) {
+        $homePath = SnapIO::safePathUntrailingslashit(SnapWP::getHomePath(), true);
+    }
+    return $homePath;
+}
+
+if (!function_exists('wp_doing_ajax')) {
+
+    /**
+     * Determines whether the current request is a WordPress Ajax request.
+     *
+     * @since 4.7.0
+     *
+     * @return bool True if it's a WordPress Ajax request, false otherwise.
+     */
+    function wp_doing_ajax()
+    {
+        /**
+         * Filters whether the current request is a WordPress Ajax request.
+         *
+         * @since 4.7.0
+         *
+         * @param bool $wp_doing_ajax Whether the current request is a WordPress Ajax request.
+         */
+        return apply_filters('wp_doing_ajax', defined('DOING_AJAX') && DOING_AJAX);
+    }
+}
+
+if (!function_exists('wp_normalize_path')) {
+
+    /**
+     * Normalize a filesystem path.
+     *
+     * On windows systems, replaces backslashes with forward slashes
+     * and forces upper-case drive letters.
+     * Allows for two leading slashes for Windows network shares, but
+     * ensures that all other duplicate slashes are reduced to a single.
+     *
+     * @since 3.9.0
+     * @since 4.4.0 Ensures upper-case drive letters on Windows systems.
+     * @since 4.5.0 Allows for Windows network shares.
+     * @since 4.9.7 Allows for PHP file wrappers.
+     *
+     * @param string $path Path to normalize.
+     *
+     * @return string Normalized path.
+     */
+    function wp_normalize_path($path)
+    {
+        $wrapper = '';
+        if (wp_is_stream($path)) {
+            list( $wrapper, $path ) = explode('://', $path, 2);
+            $wrapper               .= '://';
+        }
+
+        // Standardise all paths to use /
+        $path = str_replace('\\', '/', $path);
+
+        // Replace multiple slashes down to a singular, allowing for network shares having two slashes.
+        $path = preg_replace('|(?<=.)/+|', '/', $path);
+
+        // Windows paths should uppercase the drive letter
+        if (':' === substr($path, 1, 1)) {
+            $path = ucfirst($path);
+        }
+
+        return $wrapper . $path;
+    }
+}