MTA:Eir/FileSystem/translator/exists

This function checks whether a specified file exists on a MTA:Eir FileSystem translator.

Syntax

bool translator:exists ( string filePath )

Arguments

• filePath: the path to the file that should exist

Returns

This function returns true if the given path points to a valid file instance on a FileSystem, false otherwise.

Example

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Client

This snippet checks whether a file exists on the client. Otherwise, the file is created.

-- Attempt to get a link to our resource directory.
local resRoot = fileCreateTranslator( "/" );

if not ( resRoot ) then
    outputDebugString( "could not link the resource instance directory" );
    return false;
end

-- Check file existence.
local fileName = "someFile.txt";

if not ( resRoot:exists( fileName ) ) then
    local fileHandle = resRoot:open( fileName, "wb+" );

    -- Write our watermark!
    fileHandle:write( "this file is legit." );
end

FileSystem Translator Functions

• open
• exists
• createDir
• chdir
• delete
• copy
• rename
• size
• stat
• relPath
• relPathRoot
• absPath
• absPathRoot
• scanDir
• scanDirEx
• getDirs
• getFiles
• setOutbreakEnabled
• getOutbreakEnabled
• setPathProcessingMode
• getPathProcessingMode

FileSystem File Functions

• read
• readByte
• readUByte
• readShort
• readUShort
• readInt
• readUInt
• readFloat
• readDouble
• readBoolean
• write
• writeByte
• writeUByte
• writeShort
• writeUShort
• writeInt
• writeUInt
• writeFloat
• writeDouble
• writeBoolean
• size
• stat
• tell
• seek
• eof
• flush
• isWritable
• isReadable