mirror of https://github.com/MISP/MISP
42 lines
1.3 KiB
PHP
42 lines
1.3 KiB
PHP
<?php
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class FileAccessTool {
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private $__fileErrorMsgPrefix = 'An error has occured while attempting to ';
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public function createTempFile($dir, $prefix = 'MISP') {
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$tempFile = tempnam($dir, $prefix);
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$this->__checkForFalse($tempFile, 'create a temporary file in path "' . $dir);
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return $tempFile;
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}
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public function readFromFile($file, $fileSize = -1) {
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$this->__checkForFalse($file, 'create file "' . $file);
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$fileHandle = fopen($file, 'rb');
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$this->__checkForFalse($fileHandle, 'access file "' . $file);
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if ($fileSize === -1) {
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$fileSize = filesize($file);
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$this->__checkForFalse($fileHandle, 'get filesize from file "' . $file);
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}
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$readResult = fread($fileHandle, $fileSize);
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$this->__checkForFalse($fileHandle, 'read from file "' . $file);
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fclose($fileHandle);
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return $readResult;
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}
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public function writeToFile($file, $content) {
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$this->__checkForFalse($file, 'create file "' . $file);
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$fileHandle = fopen($file, 'wb');
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$this->__checkForFalse($fileHandle, 'access file "' . $file);
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$writeResult = fwrite($fileHandle, $content);
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$this->__checkForFalse($writeResult, 'write to file "' . $file);
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fclose($fileHandle);
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return $file;
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}
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private function __checkForFalse($result, $errorMsgPart) {
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if ($result === false) {
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throw new MethodNotAllowedException($this->__fileErrorMsgPrefix . $errorMsgPart . '".');
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}
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}
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}
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