52 lines
1.5 KiB
PHP
52 lines
1.5 KiB
PHP
<?php
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namespace Box\Spout\Reader\ODS\Helper;
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use Box\Spout\Reader\Exception\XMLProcessingException;
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use Box\Spout\Reader\Wrapper\XMLReader;
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/**
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* Class SettingsHelper
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* This class provides helper functions to extract data from the "settings.xml" file.
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*
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* @package Box\Spout\Reader\ODS\Helper
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*/
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class SettingsHelper
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{
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const SETTINGS_XML_FILE_PATH = 'settings.xml';
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/** Definition of XML nodes name and attribute used to parse settings data */
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const XML_NODE_CONFIG_ITEM = 'config:config-item';
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const XML_ATTRIBUTE_CONFIG_NAME = 'config:name';
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const XML_ATTRIBUTE_VALUE_ACTIVE_TABLE = 'ActiveTable';
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/**
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* @param string $filePath Path of the file to be read
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* @return string|null Name of the sheet that was defined as active or NULL if none found
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*/
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public function getActiveSheetName($filePath)
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{
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$xmlReader = new XMLReader();
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if ($xmlReader->openFileInZip($filePath, self::SETTINGS_XML_FILE_PATH) === false) {
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return null;
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}
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$activeSheetName = null;
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try {
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while ($xmlReader->readUntilNodeFound(self::XML_NODE_CONFIG_ITEM)) {
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if ($xmlReader->getAttribute(self::XML_ATTRIBUTE_CONFIG_NAME) === self::XML_ATTRIBUTE_VALUE_ACTIVE_TABLE) {
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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 $exception) {
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// do nothing
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}
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$xmlReader->close();
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return $activeSheetName;
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}
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}
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