Code Duplication    Length = 2-3 lines in 4 locations

htdocs/class/xoopseditor/tinymce4/external_plugins/filemanager/uploader/jupload.php 4 locations

@@ 532-534 (lines=3) @@
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	}
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	// we check for the session *after* handling possible error log
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	// because an error could have happened because the session-id is missing.
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	if (!isset($_SESSION['RF'][$this->classparams['var_prefix'].'size'])) {
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		$this->abort('Invalid session (in afterupload, POST, check of size)');
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	}
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	if (!isset($_SESSION['RF'][$this->classparams['var_prefix'].'files'])) {
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		$this->abort('Invalid session (in afterupload, POST, check of files)');
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	}
@@ 535-537 (lines=3) @@
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	if (!isset($_SESSION['RF'][$this->classparams['var_prefix'].'size'])) {
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		$this->abort('Invalid session (in afterupload, POST, check of size)');
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	}
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	if (!isset($_SESSION['RF'][$this->classparams['var_prefix'].'files'])) {
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		$this->abort('Invalid session (in afterupload, POST, check of files)');
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	}
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	$this->files = $_SESSION['RF'][$this->classparams['var_prefix'].'files'];
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	if (!is_array($this->files)) {
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		$this->abort('Invalid session (in afterupload, POST, is_array(files))');
@@ 657-658 (lines=2) @@
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		// This is the last chunk. Check total lenght and
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		// rename it to it's final name.
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		$dlen = filesize($dstname);
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		if ($dlen != $_SESSION['RF'][$this->classparams['var_prefix'].'size'])
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		$this->abort('file size mismatch');
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		if ($this->appletparams['sendMD5Sum'] === 'true' ) {
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			if ($md5sums[$cnt] != md5_file($dstname))
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			$this->abort('MD5 checksum mismatch');
@@ 730-732 (lines=3) @@
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		}
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		if (isset($_GET['afterupload'])) {
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			$this->logDebug('page_start', 'afterupload is set');
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			if (!isset($_SESSION['RF'][$this->classparams['var_prefix'].'files'])) {
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				$this->abort('Invalid session (in afterupload, GET, check of $_SESSION["RF"]): files array is not set');
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			}
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			$this->files = $_SESSION['RF'][$this->classparams['var_prefix'].'files'];
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			if (!is_array($this->files)) {
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				$this->abort('Invalid session (in afterupload, GET, check of is_array(files)): files is not an array');