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add possibility to parse xmind2021 files #1

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add possibility to parse xmind2021 files #1

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214 changes: 121 additions & 93 deletions lib/Chub/XMindPHP/Package.php
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Original file line number Diff line number Diff line change
@@ -1,6 +1,5 @@
<?php
namespace Chub\XMindPHP;
use PhpOption\Option;

/**
* XmindPackage.php
Expand All @@ -9,9 +8,9 @@
*/
class Package
{
private $file;
/** @var Sheet[] */
private $sheets;
private $file;
private $rootTopic;
private $isJson = false;

private $initialized = false;

Expand All @@ -20,52 +19,55 @@ public function __construct($file)
$this->file = $file;
}

public function getSheet($index)
{
$this->init();

return isset($this->sheets[$index])?$this->sheets[$index]:null;
}

/**
* @return \ArrayIterator
*/
public function getSheetsIterator()
{
$this->init();
public function getRootTopic()
{
$this->init();

return new \ArrayIterator($this->sheets);
}
return $this->rootTopic;
}

private function init()
{
if ($this->initialized) {
return;
}

try {
$xml = file_get_contents('zip://' . $this->file . '#content.xml');
if (empty($xml)) {
throw new RuntimeException('No content.xml found!');
}
} catch (\Exception $e) {
throw new RuntimeException($e->getMessage());
}

$this->parse($xml);
$this->initialized = true;
try {
try {
/** check if file is 2021 xmind -> use json instead of xml */
$data = file_get_contents('zip://' . $this->file . '#content.json');
$this->isJson = true;
} catch (\Exception $e) {
$data = file_get_contents('zip://' . $this->file . '#content.xml');
$this->isJson = false;
}
if (empty($data)) {
throw new RuntimeException('No content.xml found!');
}
} catch (\Exception $e) {
throw new RuntimeException($e->getMessage());
}

$this->parse($data);
}

private function parse($xml)
{
$xml = simplexml_load_string($xml);
/** @var \SimpleXmlElement $sheet */
foreach ($xml->children() as $sheet) {
if ($sheet->getName() == 'sheet') {
$this->parseSheet($sheet);
}
}
}
private function parse($data)
{
if ($this->isJson) {
$data = json_decode($data);
if (!$data[0]->rootTopic) {
throw new RuntimeException('No root topic found');
} else {
$topic = $data[0]->rootTopic;
}
} else {
$data = simplexml_load_string($data);
if (!$data->sheet->topic) {
throw new RuntimeException('No root topic found');
} else {
$topic = $data->sheet->topic;
}
}
$this->rootTopic = new RootTopic();

$this->parseTopic($topic, $this->rootTopic);
}

private function generateException($message)
{
Expand All @@ -74,56 +76,82 @@ private function generateException($message)
};
}

private function parseTopic(\SimpleXMLElement $xml, Topic $topic)
{
$topic->setNote($xml->notes->plain);
$topic->setId((string)$xml->attributes()['id']);
$topic->setTitle((string)$xml->title);
$topic->setLabel((string)$xml->labels->label);

if ($xml->children->count()) {
/** @var \SimpleXMLElement $topics */
foreach ($xml->children->children() as $topics) {
if ($topics->getName() == 'topics') {
$this->parseChildren($topics, $topic);
}
}
}
private function parseTopic($data, Topic $topic)
{

if ($this->isJson) {
$note = isset($data->notes) ? $data->notes->plain : null;
!isset($note) ? : $topic->setNote($note);

$topic->setId((string)$data->id);
$topic->setTitle((string)$data->title);

$label = isset($data->labels) ? (string) $data->labels->label : null;
!isset($note) ? : $topic->setLabel($label);

if (isset($data->children) && count((array)$data->children) > 0) {
/** children can be attached or detached */
foreach ($data->children as $typeOfChildren => $topics) {
foreach ($topics as $t) {
$t->type=$typeOfChildren;
}
$this->parseChildren($topics, $topic);
}
}
} else {
$topic->setNote($data->notes->plain);
$topic->setId((string)$data->attributes()['id']);
$topic->setTitle((string)$data->title);
$topic->setLabel((string)$data->labels->label);

if ($data->children->count()) {
/** @var \SimpleXMLElement $topics */
foreach ($data->children->children() as $topics) {
if ($topics->getName() == 'topics') {
$this->parseChildren($topics, $topic);
}
}
}
}
}

private function parseChildren(\SimpleXMLElement $topics, Topic $topic)
private function parseChildren($topics, Topic $topic)
{
$type = (string)$topics->attributes()['type'];
if (!in_array($type, ['attached', 'detached'])) {
return;
}

$children = [];
/** @var \SimpleXMLElement $child */
foreach ($topics->children() as $child) {
$childTopic = new Topic();
$childTopic->setParent($topic);
$children[] = $childTopic;
$this->parseTopic($child, $childTopic);
}

if ($type == 'attached') {
$topic->setTopics($children);
} else {
/** @var RootTopic $topic */
$topic->setDetachedTopics($children);
}

}

private function parseSheet(\SimpleXMLElement $xml)
{
$rt = new RootTopic();
$sheet = new Sheet();
$sheet->setRootTopic($rt)->setTitle((string)($xml->title))->setId((string)($xml->attributes()['id']));
$topic = Option::fromValue($xml->topic)->getOrCall($this->generateException('No root topic found'));
$this->parseTopic($topic, $rt);

$this->sheets[] = $sheet;
}
if ($this->isJson) {
$children = [];
foreach ($topics as $child) {
$type = $child->type;
if (!in_array($type, ['attached', 'detached'])) {
return;
}
$childTopic = new Topic();
$childTopic->setParent($topic);
$children[] = $childTopic;
$this->parseTopic($child, $childTopic);
}

} else {

$type = (string)$topics->attributes()['type'];
if (!in_array($type, ['attached', 'detached'])) {
return;
}

$children = [];
/** @var \SimpleXMLElement $child */
foreach ($topics->children() as $child) {
$childTopic = new Topic();
$childTopic->setParent($topic);
$children[] = $childTopic;
$this->parseTopic($child, $childTopic);
}
}

if ($type == 'attached') {
$topic->setTopics($children);
} else {
/** @var RootTopic $topic */
$topic->setDetachedTopics($children);
}
}
}