changed type > byte-array conversion; now using io.binary (>le, le>)

updated USING:s

bson/constants/constants.factor

@@ -1,5 +1,4 @@
-USING: alien.c-types accessors kernel calendar random math.bitwise math unix
-constructors uuid ;
+USING: accessors constructors uuid ;
 
 IN: bson.constants
 

bson/reader/reader.factor

@@ -1,7 +1,6 @@
-USING: mirrors io io.encodings.utf8 io.encodings.binary math kernel sequences
-       splitting accessors io.streams.byte-array namespaces prettyprint
-       bson.constants assocs alien.c-types alien.strings fry words
-       serialize byte-arrays byte-vectors ;
+USING: accessors assocs bson.constants byte-arrays byte-vectors fry io
+io.binary io.encodings.string io.encodings.utf8 kernel math namespaces
+sequences serialize ;
 
 IN: bson.reader
 
@@ -48,19 +47,19 @@ GENERIC: element-binary-read ( length type -- object )
     [ get-state ] dip '[ _ + ] change-read drop ; inline
 
 : read-int32 ( -- int32 )
-    4 [ read *int ] [ count-bytes ] bi  ; inline
+    4 [ read le> ] [ count-bytes ] bi  ; inline
 
 : read-longlong ( -- longlong )
-    8 [ read *longlong ] [ count-bytes ] bi ; inline
+    8 [ read le> ] [ count-bytes ] bi ; inline
 
 : read-double ( -- double )
-    8 [ read *double ] [ count-bytes ] bi ; inline
+    8 [ read le> bits>double ] [ count-bytes ] bi ; inline
 
 : read-byte-raw ( -- byte-raw )
     1 [ read ] [ count-bytes ] bi ; inline
 
 : read-byte ( -- byte )
-    read-byte-raw *char ; inline
+    read-byte-raw first ; inline
 
 : (read-cstring) ( acc -- )
     [ read-byte-raw first ] dip ! b acc
@@ -71,11 +70,12 @@ GENERIC: element-binary-read ( length type -- object )
 : read-cstring ( -- string )
     BV{ } clone
     [ (read-cstring) ] keep
-    >byte-array utf8 alien>string ; inline
+    [ zero? ] trim-tail
+    >byte-array utf8 decode ; inline
 
 : read-sized-string ( length -- string )
     [ read ] [ count-bytes ] bi
-    utf8 alien>string ; inline
+    [ zero? ] trim-tail utf8 decode ; inline
 
 : read-element-type ( -- type )
     read-byte ; inline

bson/writer/writer.factor

@@ -1,11 +1,9 @@
 ! Copyright (C) 2008 Sascha Matzke.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: bson bson.constants accessors kernel io.streams.string
-       io.encodings.binary classes byte-arrays quotations serialize
-       io.encodings.utf8 strings splitting math.parser 
-       sequences math assocs classes words make fry 
-       prettyprint hashtables mirrors alien.strings alien.c-types
-       io.streams.byte-array io alien.strings ;
+USING: accessors assocs bson.constants byte-arrays fry io io.binary
+io.encodings.binary io.encodings.string io.encodings.utf8
+io.streams.byte-array kernel math math.parser quotations sequences
+serialize strings words ;
 
 IN: bson.writer
 
@@ -32,11 +30,11 @@ M: objref bson-type? ( objref -- type ) drop T_Binary ;
 M: quotation bson-type? ( quotation -- type ) drop T_Binary ; 
 M: byte-array bson-type? ( byte-array -- type ) drop T_Binary ; 
 
-: write-byte ( byte -- ) <char> write ; inline
-: write-int32 ( int -- ) <int> write ; inline
-: write-double ( real -- ) <double> write ; inline
-: write-cstring ( string -- ) utf8 string>alien write ; inline
-: write-longlong ( object -- ) <longlong> write ; inline
+: write-byte ( byte -- ) 1 >le write ; inline
+: write-int32 ( int -- ) 4 >le write ; inline
+: write-double ( real -- ) double>bits 8 >le write ; inline
+: write-cstring ( string -- ) utf8 encode B{ 0 } append write ; inline
+: write-longlong ( object -- ) 8 >le write ; inline
 
 : write-eoo ( -- ) T_EOO write-byte ; inline
 : write-type ( obj -- obj ) [ bson-type? write-byte ] keep ; inline
@@ -50,7 +48,7 @@ M: t bson-write ( t -- )
     drop 1 write-byte ;
 
 M: string bson-write ( obj -- )
-    utf8 string>alien 
+    utf8 encode B{ 0 } append
     [ length write-int32 ] keep
     write ;
 
@@ -71,14 +69,14 @@ M: quotation bson-write ( quotation -- )
     write ; 
 
 M: objid bson-write ( oid -- )
-    id>> utf8 string>alien
+    id>> utf8 encode
     [ length write-int32 ] keep
     T_Binary_UUID write-byte
     write ;
 
 M: objref bson-write ( objref -- )
-    [ ns>> utf8 string>alien ]
-    [ objid>> id>> utf8 string>alien ] bi
+    [ ns>> utf8 encode ]
+    [ objid>> id>> utf8 encode ] bi
     append
     [ length write-int32 ] keep
     T_Binary_Custom write-byte

mongodb/mongodb.factor

@@ -10,6 +10,7 @@ GENERIC: store ( tuple/ht -- )
 GENERIC: find ( example -- tuple/ht )
 GENERIC# nfind 1 ( example n -- tuple/ht )
 GENERIC: load ( object -- object )
+GENERIC: explain ( object -- object )
 
 <PRIVATE
 
@@ -39,4 +40,7 @@ M: mdb-persistent nfind ( example n -- result )
     [ mdb>> master>> ] dip (find)
     build-result ;
 
-
+M: mdb-persistent explain ( example -- result )
+    prepare-find [ query>> [ t "$explain" ] dip  set-at ] keep
+    [ mdb>> master>> ] dip (find-one)
+    build-result ; 

mongodb/msg/msg.factor

@@ -1,5 +1,5 @@
-USING: accessors alien.c-types alien.strings assocs bson.reader
-bson.writer byte-arrays byte-vectors constructors fry io
+USING: accessors io.encodings.string assocs bson.reader
+bson.writer byte-arrays byte-vectors constructors fry io io.binary
 io.encodings.binary io.encodings.utf8 io.streams.byte-array kernel
 linked-assocs math namespaces sequences strings ;
 
@@ -126,15 +126,15 @@ SYMBOL: msg-bytes-read
 : change-bytes-read ( integer -- )
     bytes-read> [ 0 ] unless* + >bytes-read ; inline
 
-: write-byte ( byte -- ) <char> write ; inline
-: write-int32 ( int -- ) <int> write ; inline
-: write-double ( real -- ) <double> write ; inline
-: write-cstring ( string -- ) utf8 string>alien write ; inline
-: write-longlong ( object -- ) <longlong> write ; inline
+: write-byte ( byte -- ) 1 >le write ; inline
+: write-int32 ( int -- ) 4 >le write ; inline
+: write-double ( real -- ) double>bits 8 >le write ; inline
+: write-cstring ( string -- ) utf8 encode B{ 0 } append write ; inline
+: write-longlong ( object -- ) 8 >le write ; inline
 
-: read-int32 ( -- int32 ) 4 [ read *int ] [ change-bytes-read ] bi ; inline
-: read-longlong ( -- longlong ) 8 [ read *longlong ] [ change-bytes-read ] bi ; inline
-: read-byte-raw ( -- byte-raw ) 1 [ read ] [ change-bytes-read ] bi ; inline
+: read-int32 ( -- int32 ) 4 [ read le> ] [ change-bytes-read ] bi ; inline
+: read-longlong ( -- longlong ) 8 [ read le> ] [ change-bytes-read ] bi ; inline
+: read-byte-raw ( -- byte-raw ) 1 [ read le> ] [ change-bytes-read ] bi ; inline
 : read-byte ( -- byte ) read-byte-raw first ; inline
 
 : (read-cstring) ( acc -- )
@@ -146,7 +146,8 @@ SYMBOL: msg-bytes-read
 : read-cstring ( -- string )
     BV{ } clone
     [ (read-cstring) ] keep
-    >byte-array utf8 alien>string ; inline
+    [ zero? ] trim-tail
+    >byte-array utf8 decode ; inline
 
 GENERIC: (read-message) ( message opcode -- message )