factor/basis/cocoa/plists/plists.factor

70 lines
2.2 KiB
Factor

! Copyright (C) 2007, 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: strings arrays hashtables assocs sequences
cocoa.messages cocoa.classes cocoa.application cocoa kernel
namespaces io.backend math cocoa.enumeration byte-arrays
combinators alien.c-types core-foundation core-foundation.data ;
IN: cocoa.plists
GENERIC: >plist ( value -- plist )
M: number >plist
<NSNumber> ;
M: t >plist
<NSNumber> ;
M: f >plist
<NSNumber> ;
M: string >plist
<NSString> ;
M: byte-array >plist
<NSData> ;
M: hashtable >plist
[ [ >plist ] bi@ ] assoc-map <NSDictionary> ;
M: sequence >plist
[ >plist ] map <NSArray> ;
: write-plist ( assoc path -- )
[ >plist ] [ normalize-path <NSString> ] bi* 0
-> writeToFile:atomically:
[ "write-plist failed" throw ] unless ;
DEFER: plist>
: (plist-NSString>) ( NSString -- string )
-> UTF8String ;
: (plist-NSNumber>) ( NSNumber -- number )
dup -> doubleValue dup >integer =
[ -> longLongValue ]
[ -> doubleValue ] if ;
: (plist-NSData>) ( NSData -- byte-array )
dup -> length <byte-array> [ -> getBytes: ] keep ;
: (plist-NSArray>) ( NSArray -- vector )
[ plist> ] NSFastEnumeration-map ;
: (plist-NSDictionary>) ( NSDictionary -- hashtable )
dup [ [ -> valueForKey: ] keep swap [ plist> ] bi@ 2array ] with
NSFastEnumeration-map >hashtable ;
: plist> ( plist -- value )
{
{ [ dup NSString -> isKindOfClass: c-bool> ] [ (plist-NSString>) ] }
{ [ dup NSNumber -> isKindOfClass: c-bool> ] [ (plist-NSNumber>) ] }
{ [ dup NSData -> isKindOfClass: c-bool> ] [ (plist-NSData>) ] }
{ [ dup NSArray -> isKindOfClass: c-bool> ] [ (plist-NSArray>) ] }
{ [ dup NSDictionary -> isKindOfClass: c-bool> ] [ (plist-NSDictionary>) ] }
[ ]
} cond ;
: (read-plist) ( NSData -- id )
NSPropertyListSerialization swap kCFPropertyListImmutable f f <void*>
[ -> propertyListFromData:mutabilityOption:format:errorDescription: ] keep
*void* [ -> release "read-plist failed" throw ] when* ;
: read-plist ( path -- assoc )
normalize-path <NSString>
NSData swap -> dataWithContentsOfFile:
[ (read-plist) plist> ] [ "read-plist failed" throw ] if* ;