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[yaffs-website] / vendor / consolidation / robo / src / Common / ResourceExistenceChecker.php

diff --git a/vendor/consolidation/robo/src/Common/ResourceExistenceChecker.php b/vendor/consolidation/robo/src/Common/ResourceExistenceChecker.php
new file mode 100644 (file)
index 0000000..233f90a
--- /dev/null
+++ b/vendor/consolidation/robo/src/Common/ResourceExistenceChecker.php
@@ -0,0 +1,116 @@
+<?php
+namespace Robo\Common;
+
+trait ResourceExistenceChecker
+{
+    /**
+     * Checks if the given input is a file or folder.
+     *
+     * @param string|string[] $resources
+     * @param string $type "file", "dir", "fileAndDir"
+     *
+     * @return bool True if no errors were encountered otherwise false.
+     */
+    protected function checkResources($resources, $type = 'fileAndDir')
+    {
+        if (!in_array($type, ['file', 'dir', 'fileAndDir'])) {
+            throw new \InvalidArgumentException(sprintf('Invalid resource check of type "%s" used!', $type));
+        }
+        if (is_string($resources)) {
+            $resources = [$resources];
+        }
+        $success = true;
+        foreach ($resources as $resource) {
+            $glob = glob($resource);
+            if ($glob === false) {
+                $this->printTaskError(sprintf('Invalid glob "%s"!', $resource), $this);
+                $success = false;
+                continue;
+            }
+            foreach ($glob as $resource) {
+                if (!$this->checkResource($resource, $type)) {
+                    $success = false;
+                }
+            }
+        }
+        return $success;
+    }
+
+    /**
+     * Checks a single resource, file or directory.
+     *
+     * It will print an error as well on the console.
+     *
+     * @param string $resource File or folder.
+     * @param string $type "file", "dir", "fileAndDir"
+     *
+     * @return bool
+     */
+    protected function checkResource($resource, $type)
+    {
+        switch ($type) {
+            case 'file':
+                if (!$this->isFile($resource)) {
+                    $this->printTaskError(sprintf('File "%s" does not exist!', $resource), $this);
+                    return false;
+                }
+                return true;
+            case 'dir':
+                if (!$this->isDir($resource)) {
+                    $this->printTaskError(sprintf('Directory "%s" does not exist!', $resource), $this);
+                    return false;
+                }
+                return true;
+            case 'fileAndDir':
+                if (!$this->isDir($resource) && !$this->isFile($resource)) {
+                    $this->printTaskError(sprintf('File or directory "%s" does not exist!', $resource), $this);
+                    return false;
+                }
+                return true;
+        }
+    }
+
+    /**
+     * Convenience method to check the often uses "source => target" file / folder arrays.
+     *
+     * @param string|array $resources
+     */
+    protected function checkSourceAndTargetResource($resources)
+    {
+        if (is_string($resources)) {
+            $resources = [$resources];
+        }
+        $sources = [];
+        $targets = [];
+        foreach ($resources as $source => $target) {
+            $sources[] = $source;
+            $target[] = $target;
+        }
+        $this->checkResources($sources);
+        $this->checkResources($targets);
+    }
+
+   /**
+    * Wrapper method around phps is_dir()
+    *
+    * @param string $directory
+    *
+    * @return bool
+    */
+    protected function isDir($directory)
+    {
+        return is_dir($directory);
+    }
+
+   /**
+    * Wrapper method around phps file_exists()
+    *
+    * @param string $file
+    *
+    * @return bool
+    */
+    protected function isFile($file)
+    {
+        return file_exists($file);
+    }
+}