mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-08-26 12:36:07 +02:00
154 lines
4.7 KiB
PHP
154 lines
4.7 KiB
PHP
<?php
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/**
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* @package framework
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* @subpackage formatters
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*/
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class XMLDataFormatter extends DataFormatter {
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/**
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* @config
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* @todo pass this from the API to the data formatter somehow
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*/
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private static $api_base = "api/v1/";
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protected $outputContentType = 'text/xml';
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public function supportedExtensions() {
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return array(
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'xml'
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);
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}
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public function supportedMimeTypes() {
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return array(
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'text/xml',
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'application/xml',
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);
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}
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/**
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* Generate an XML representation of the given {@link DataObject}.
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*
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* @param DataObject $obj
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* @param $includeHeader Include <?xml ...?> header (Default: true)
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* @return String XML
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*/
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public function convertDataObject(DataObjectInterface $obj, $fields = null) {
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$response = Controller::curr()->getResponse();
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if($response) {
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$response->addHeader("Content-Type", "text/xml");
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}
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return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" . $this->convertDataObjectWithoutHeader($obj, $fields);
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}
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public function convertDataObjectWithoutHeader(DataObject $obj, $fields = null, $relations = null) {
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$className = $obj->class;
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$id = $obj->ID;
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$objHref = Director::absoluteURL($this->config()->api_base . "$obj->class/$obj->ID");
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$xml = "<$className href=\"$objHref.xml\">\n";
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foreach($this->getFieldsForObj($obj) as $fieldName => $fieldType) {
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// Field filtering
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if($fields && !in_array($fieldName, $fields)) continue;
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$fieldValue = $obj->obj($fieldName)->forTemplate();
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if(!mb_check_encoding($fieldValue,'utf-8')) $fieldValue = "(data is badly encoded)";
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if(is_object($fieldValue) && is_subclass_of($fieldValue, 'Object') && $fieldValue->hasMethod('toXML')) {
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$xml .= $fieldValue->toXML();
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} else {
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if('HTMLText' == $fieldType) {
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// Escape HTML values using CDATA
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$fieldValue = sprintf('<![CDATA[%s]]>', str_replace(']]>', ']]]]><![CDATA[>', $fieldValue));
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} else {
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$fieldValue = Convert::raw2xml($fieldValue);
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}
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$xml .= "<$fieldName>$fieldValue</$fieldName>\n";
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}
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}
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if($this->relationDepth > 0) {
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foreach($obj->hasOne() as $relName => $relClass) {
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if(!singleton($relClass)->stat('api_access')) continue;
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// Field filtering
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if($fields && !in_array($relName, $fields)) continue;
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if($this->customRelations && !in_array($relName, $this->customRelations)) continue;
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$fieldName = $relName . 'ID';
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if($obj->$fieldName) {
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$href = Director::absoluteURL($this->config()->api_base . "$relClass/" . $obj->$fieldName);
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} else {
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$href = Director::absoluteURL($this->config()->api_base . "$className/$id/$relName");
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}
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$xml .= "<$relName linktype=\"has_one\" href=\"$href.xml\" id=\"" . $obj->$fieldName
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. "\"></$relName>\n";
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}
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foreach($obj->hasMany() as $relName => $relClass) {
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if(!singleton($relClass)->stat('api_access')) continue;
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// Field filtering
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if($fields && !in_array($relName, $fields)) continue;
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if($this->customRelations && !in_array($relName, $this->customRelations)) continue;
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$xml .= "<$relName linktype=\"has_many\" href=\"$objHref/$relName.xml\">\n";
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$items = $obj->$relName();
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if ($items) {
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foreach($items as $item) {
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$href = Director::absoluteURL($this->config()->api_base . "$relClass/$item->ID");
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$xml .= "<$relClass href=\"$href.xml\" id=\"{$item->ID}\"></$relClass>\n";
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}
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}
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$xml .= "</$relName>\n";
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}
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foreach($obj->manyMany() as $relName => $relClass) {
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if(!singleton($relClass)->stat('api_access')) continue;
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// Field filtering
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if($fields && !in_array($relName, $fields)) continue;
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if($this->customRelations && !in_array($relName, $this->customRelations)) continue;
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$xml .= "<$relName linktype=\"many_many\" href=\"$objHref/$relName.xml\">\n";
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$items = $obj->$relName();
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if ($items) {
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foreach($items as $item) {
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$href = Director::absoluteURL($this->config()->api_base . "$relClass/$item->ID");
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$xml .= "<$relClass href=\"$href.xml\" id=\"{$item->ID}\"></$relClass>\n";
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}
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}
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$xml .= "</$relName>\n";
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}
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}
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$xml .= "</$className>";
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return $xml;
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}
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/**
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* Generate an XML representation of the given {@link SS_List}.
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*
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* @param SS_List $set
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* @return String XML
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*/
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public function convertDataObjectSet(SS_List $set, $fields = null) {
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Controller::curr()->getResponse()->addHeader("Content-Type", "text/xml");
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$className = $set->class;
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$xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
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$xml .= (is_numeric($this->totalSize)) ? "<$className totalSize=\"{$this->totalSize}\">\n" : "<$className>\n";
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foreach($set as $item) {
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$xml .= $this->convertDataObjectWithoutHeader($item, $fields);
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}
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$xml .= "</$className>";
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return $xml;
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}
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public function convertStringToArray($strData) {
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return Convert::xml2array($strData);
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}
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}
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