Files
luos/workflow/engine/src/ProcessMaker/Importer/XmlImporter.php
2014-03-26 09:39:18 -04:00

133 lines
4.2 KiB
PHP

<?php
namespace ProcessMaker\Importer;
class XmlImporter extends Importer
{
/**
* @var \DOMDocument
*/
protected $dom;
protected $root;
protected $version = "";
public function __construct()
{
$this->dom = new \DOMDocument();
}
public function setSourceFile($filename)
{
$this->filename = $filename;
}
public function load()
{
$this->dom->load($this->filename);
$this->root = $this->dom->documentElement;
// validate version
$this->version = $this->root->getAttribute("version");
if (empty($this->version)) {
throw new \Exception("ProcessMaker Project version is missing on file source.");
}
// read metadata section
$metadata = $this->root->getElementsByTagName("metadata");
if ($metadata->length != 1) {
throw new \Exception("Invalid Document format, metadata section is missing or has multiple definition.");
}
$metadata = $metadata->item(0);
// load project definition
/** @var \DOMElement[]|\DomNodeList $definitions */
$definitions = $this->root->getElementsByTagName("definition");
if ($definitions->length == 0) {
throw new \Exception("Definition section is missing.");
} elseif ($definitions->length < 2) {
throw new \Exception("Definition section is incomplete.");
}
$tables = array();
foreach ($definitions as $definition) {
$defClass = strtoupper($definition->getAttribute("class"));
$tables[$defClass] = array();
// getting tables def
// first we need to know if the project already exists
/** @var \DOMElement[] $tablesNodeList */
$tablesNodeList = $definition->getElementsByTagName("table");
foreach ($tablesNodeList as $tableNode) {
$tableName = strtoupper($tableNode->getAttribute("name"));
$tables[$defClass][$tableName] = array();
/** @var \DOMElement[] $recordsNodeList */
$recordsNodeList = $tableNode->getElementsByTagName("record");
foreach ($recordsNodeList as $recordsNode) {
if (! $recordsNode->hasChildNodes()) {
continue;
}
$columns = array();
foreach ($recordsNode->childNodes as $columnNode) {
if ($columnNode->nodeName == "#text") continue;
$columns[strtoupper($columnNode->nodeName)] = self::getNodeText($columnNode);;
}
$tables[$defClass][$tableName][] = $columns;
}
}
}
$wfFilesNodeList = $this->root->getElementsByTagName("workflow-files");
$wfFiles = array();
if ($wfFilesNodeList->length > 0) {
$filesNodeList = $wfFilesNodeList->item(0)->getElementsByTagName("file");
foreach ($filesNodeList as $fileNode) {
$target = $fileNode->getAttribute("target");
if (! isset($wfFiles[$target])) {
$wfFiles[$target] = array();
}
$fileContent = self::getNodeText($fileNode->getElementsByTagName("file_content")->item(0));
$fileContent = base64_decode($fileContent);
$wfFiles[$target][] = array(
"file_name" => self::getNodeText($fileNode->getElementsByTagName("file_name")->item(0)),
"file_path" => self::getNodeText($fileNode->getElementsByTagName("file_path")->item(0)),
"file_content" => $fileContent
);
}
}
print_r($tables);
print_r($wfFiles);
// load workflow definition
// load workflow files
}
public function import()
{
$this->load();
}
private static function getNodeText($node)
{
if ($node->nodeType == XML_ELEMENT_NODE) {
return $node->textContent;
} else if ($node->nodeType == XML_TEXT_NODE || $node->nodeType == XML_CDATA_SECTION_NODE) {
return (string) simplexml_import_dom($node->parentNode);
}
}
}