Adding Import classes (first commit - incomplete)

workflow/engine/src/ProcessMaker/Importer/Importer.php

@@ -0,0 +1,99 @@
+<?php
+namespace ProcessMaker\Importer;
+
+abstract class Importer
+{
+    protected $filename = "";
+    protected $saveDir = "";
+
+    const IMPORT_OPTION_OVERWRITE = "OVERWRITE_PROJECT";
+    const IMPORT_OPTION_DISABLE_AND_CREATE_NEW = "DISABLE_AND_CREATE_NEW_PROJECT";
+    const IMPORT_OPTION_CREATE_NEW = "CREATE_NEW_PROJECT";
+
+    /**
+     * Success, Project imported successfully.
+     */
+    const IMPORT_STAT_SUCCESS = 100;
+    /**
+     * Error, Target Project already exists.
+     */
+    const IMPORT_STAT_TARGET_ALREADY_EXISTS = 101;
+    /**
+     * Error, Invalid file type or the file have corrupt data.
+     */
+    const IMPORT_STAT_INVALID_SOURCE_FILE = 102;
+
+
+    public abstract function import();
+    public abstract function validateSource();
+    public abstract function targetExists();
+
+
+    public function setSaveDir($dirName)
+    {
+        $this->saveDir = rtrim($dirName, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
+    }
+
+    public function getSaveDir()
+    {
+        if (empty($this->saveDir)) {
+            $this->saveDir = sys_get_temp_dir() . DIRECTORY_SEPARATOR;
+        }
+
+        return $this->saveDir;
+    }
+
+    public function setSourceFile($filename)
+    {
+        $this->filename = $filename;
+    }
+
+    public function setSourceFromGlobals($varName)
+    {
+        /*[PROCESS_FILENAME] => Array
+        (
+            [name] => sample29.pm
+            [type] => application/pm
+            [tmp_name] => /tmp/phpvHpCVO
+            [error] => 0
+            [size] => 1260881
+        )*/
+
+        if (! array_key_exists($varName, $_FILES)) {
+            throw new \Exception("Couldn't find specified source \"$varName\" in PHP Globals");
+        }
+
+        $data = $_FILES[$varName];
+
+        if ($data["error"] != 0){
+            throw new \Exception("Error while uploading file. Error code: {$data["error"]}");
+        }
+
+        $this->filename = $this->getSaveDir() . $data["name"];
+
+        $oldUmask = umask(0);
+        move_uploaded_file($data["tmp_name"], $this->filename);
+        @chmod($this->filename, 0755);
+        umask($oldUmask);
+    }
+
+    public function prepare()
+    {
+        if ($this->validateSource() === false) {
+            throw new \Exception(
+                "Error, Invalid file type or the file have corrupt data",
+                self::IMPORT_STAT_INVALID_SOURCE_FILE
+            );
+        }
+
+        if ($this->targetExists()) {
+            throw new \Exception(sprintf(
+                "Project already exists, you need set an action to continue. " .
+                "Avaliable actions: [%s|%s|%s].", self::IMPORT_OPTION_CREATE_NEW,
+                self::IMPORT_OPTION_OVERWRITE, self::IMPORT_OPTION_DISABLE_AND_CREATE_NEW
+            ), self::IMPORT_STAT_TARGET_ALREADY_EXISTS);
+        }
+
+        return self::IMPORT_STAT_SUCCESS;
+    }
+}

workflow/engine/src/ProcessMaker/Importer/WorkflowImporter.php

@@ -0,0 +1,44 @@
+<?php
+namespace ProcessMaker\Importer;
+
+class WorkflowImporter extends Importer
+{
+    public function validateSource()
+    {
+        return true;
+    }
+
+    public function targetExists()
+    {
+        return false;
+    }
+
+    public function import($option = self::IMPORT_OPTION_CREATE_NEW)
+    {
+        switch ($option) {
+            case self::IMPORT_OPTION_CREATE_NEW:
+                $this->prepare();
+                $this->createNewProject();
+                break;
+            case self::IMPORT_OPTION_DISABLE_AND_CREATE_NEW:
+                break;
+            case self::IMPORT_OPTION_OVERWRITE:
+                break;
+        }
+    }
+
+    public function createNewProject()
+    {
+
+    }
+
+    public function updateProject()
+    {
+
+    }
+
+    public function disableCurrentProject()
+    {
+
+    }
+}

workflow/engine/src/ProcessMaker/Importer/XmlImporter.php

@@ -0,0 +1,17 @@
+<?php
+namespace ProcessMaker\Importer;
+
+class XmlImporter
+{
+    public $filename = "";
+
+    public function setSourceFile($filename)
+    {
+        $this->filename = $filename;
+    }
+
+    public function import()
+    {
+
+    }
+}