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<?php
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declare(strict_types=1);
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namespace OpenSpout\Reader\ODS\Helper;
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use OpenSpout\Reader\Exception\XMLProcessingException;
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use OpenSpout\Reader\Wrapper\XMLReader;
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/**
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* @internal
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*/
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final class SettingsHelper
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{
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public const SETTINGS_XML_FILE_PATH = 'settings.xml';
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/**
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* Definition of XML nodes name and attribute used to parse settings data.
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*/
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public const XML_NODE_CONFIG_ITEM = 'config:config-item';
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public const XML_ATTRIBUTE_CONFIG_NAME = 'config:name';
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public const XML_ATTRIBUTE_VALUE_ACTIVE_TABLE = 'ActiveTable';
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/**
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* @param string $filePath Path of the file to be read
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*
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* @return null|string Name of the sheet that was defined as active or NULL if none found
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*/
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public function getActiveSheetName(string $filePath): ?string
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{
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$xmlReader = new XMLReader();
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if (false === $xmlReader->openFileInZip($filePath, self::SETTINGS_XML_FILE_PATH)) {
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return null;
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}
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$activeSheetName = null;
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try {
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while ($xmlReader->readUntilNodeFound(self::XML_NODE_CONFIG_ITEM)) {
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if (self::XML_ATTRIBUTE_VALUE_ACTIVE_TABLE === $xmlReader->getAttribute(self::XML_ATTRIBUTE_CONFIG_NAME)) {
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$activeSheetName = $xmlReader->readString();
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break;
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}
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}
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} catch (XMLProcessingException) { // @codeCoverageIgnore
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// do nothing
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}
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$xmlReader->close();
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return $activeSheetName;
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}
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}
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