61 lines
1.7 KiB
PHP
61 lines
1.7 KiB
PHP
<?php
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class Alternc_Diagnostic_Format_Resolver {
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/**
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* @var Alternc_Diagnostic_Directory
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*/
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public $directoryInstance;
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/**
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*
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* @param Alternc_Diagnostic_Directory $directoryInstance
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*/
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public function __construct( Alternc_Diagnostic_Directory $directoryInstance ) {
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$this->directoryInstance = $directoryInstance;
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}
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/**
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* Attempts to convert an int or a string to a file reference
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*
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* @param int|string $file_reference
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* @return string
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* @throws \Exception
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*
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*/
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public function resolve( $file_reference ){
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if(is_int($file_reference) or preg_match("/\d+/",$file_reference)){
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$fileList = $this->directoryInstance->getList();
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if(array_key_exists($file_reference, $fileList)){
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$file_reference = $fileList[$file_reference];
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}
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else{
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throw new \Exception("Invalid file reference $file_reference");
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}
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}
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return $file_reference;
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}
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/**
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* Finds a file by reference or name
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*
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* @param mixed $file_reference
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* @throws \Exception
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* @return Alternc_Diagnostic_Data Resulting data
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*/
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function getDataInstance( $file_reference){
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// Attempts to retrieve the file name
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$file_reference = $this->resolve($file_reference);
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// Uses factory to resolve the format
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$factoryInstance = new Alternc_Diagnostic_Format_Factory( $file_reference, $this->directoryInstance);
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return $factoryInstance->build();
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}
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}
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