1 ! Copyright (C) 2005, 2008 Chris Double, Doug Coleman.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: alien arrays assocs classes compiler db hashtables
4 io.files kernel math math.parser namespaces prettyprint
5 sequences strings classes.tuple alien.c-types continuations
6 db.sqlite.lib db.sqlite.ffi db.tuples words db.types combinators
7 math.intervals io nmake accessors vectors math.ranges random
8 math.bitwise db.queries destructors db.tuples.private ;
11 TUPLE: sqlite-db < db path ;
13 M: sqlite-db make-db* ( path db -- db )
16 M: sqlite-db db-open ( db -- db )
17 dup path>> sqlite-open >>handle ;
19 M: sqlite-db db-close ( handle -- ) sqlite-close ;
20 M: sqlite-db dispose ( db -- ) db-dispose ;
22 TUPLE: sqlite-statement < statement ;
24 TUPLE: sqlite-result-set < result-set has-more? ;
26 M: sqlite-db <simple-statement> ( str in out -- obj )
27 <prepared-statement> ;
29 M: sqlite-db <prepared-statement> ( str in out -- obj )
30 sqlite-statement new-statement ;
32 : sqlite-maybe-prepare ( statement -- statement )
34 db get handle>> over sql>> sqlite-prepare
38 M: sqlite-statement dispose ( statement -- )
40 [ [ sqlite3_reset drop ] keep sqlite-finalize ] when* ;
42 M: sqlite-result-set dispose ( result-set -- )
45 : reset-bindings ( statement -- )
47 handle>> [ sqlite3_reset drop ] [ sqlite3_clear_bindings drop ] bi ;
49 M: sqlite-statement low-level-bind ( statement -- )
50 [ bind-params>> ] [ handle>> ] bi
51 [ swap [ key>> ] [ value>> ] [ type>> ] tri sqlite-bind-type ] curry each ;
53 M: sqlite-statement bind-statement* ( statement -- )
55 dup bound?>> [ dup reset-bindings ] when
58 GENERIC: sqlite-bind-conversion ( tuple obj -- array )
60 TUPLE: sqlite-low-level-binding < low-level-binding key type ;
61 : <sqlite-low-level-binding> ( key value type -- obj )
62 sqlite-low-level-binding new
67 M: sql-spec sqlite-bind-conversion ( tuple spec -- array )
68 [ column-name>> ":" prepend ]
69 [ slot-name>> rot get-slot-named ]
70 [ type>> ] tri <sqlite-low-level-binding> ;
72 M: literal-bind sqlite-bind-conversion ( tuple literal-bind -- array )
73 nip [ key>> ] [ value>> ] [ type>> ] tri
74 <sqlite-low-level-binding> ;
76 M: generator-bind sqlite-bind-conversion ( tuple generate-bind -- array )
78 [ generator-singleton>> eval-generator tuck ] [ slot-name>> ] bi
80 >r [ key>> ] [ type>> ] bi r> swap <sqlite-low-level-binding> ;
82 M: sqlite-statement bind-tuple ( tuple statement -- )
84 in-params>> [ sqlite-bind-conversion ] with map
85 ] keep bind-statement ;
87 : last-insert-id ( -- id )
88 db get handle>> sqlite3_last_insert_rowid
89 dup zero? [ "last-id failed" throw ] when ;
91 M: sqlite-db insert-tuple* ( tuple statement -- )
92 execute-statement last-insert-id swap set-primary-key ;
94 M: sqlite-result-set #columns ( result-set -- n )
95 handle>> sqlite-#columns ;
97 M: sqlite-result-set row-column ( result-set n -- obj )
98 [ handle>> ] [ sqlite-column ] bi* ;
100 M: sqlite-result-set row-column-typed ( result-set n -- obj )
101 dup pick out-params>> nth type>>
102 >r >r handle>> r> r> sqlite-column-typed ;
104 M: sqlite-result-set advance-row ( result-set -- )
105 dup handle>> sqlite-next >>has-more? drop ;
107 M: sqlite-result-set more-rows? ( result-set -- ? )
110 M: sqlite-statement query-results ( query -- result-set )
112 dup handle>> sqlite-result-set new-result-set
115 M: sqlite-db create-sql-statement ( class -- statement )
117 "create table " 0% 0%
121 dup type>> lookup-create-type 0%
126 M: sqlite-db drop-sql-statement ( class -- statement )
127 [ "drop table " 0% 0% ";" 0% drop ] query-make ;
129 M: sqlite-db <insert-db-assigned-statement> ( tuple -- statement )
133 remove-db-assigned-id
134 dup [ ", " 0% ] [ column-name>> 0% ] interleave
137 dup type>> +random-id+ = [
140 column-name>> ":" prepend dup 0%
142 ] [ type>> ] tri <generator-bind> 1,
150 M: sqlite-db <insert-user-assigned-statement> ( tuple -- statement )
151 <insert-db-assigned-statement> ;
153 M: sqlite-db bind# ( spec obj -- )
155 [ column-name>> ":" swap next-sql-counter 3append dup 0% ]
157 r> <literal-bind> 1, ;
159 M: sqlite-db bind% ( spec -- )
160 dup 1, column-name>> ":" prepend 0% ;
162 M: sqlite-db persistent-table ( -- assoc )
164 { +db-assigned-id+ { "integer primary key" "integer primary key" "primary key" } }
165 { +user-assigned-id+ { f f "primary key" } }
166 { +random-id+ { "integer primary key" "integer primary key" "primary key" } }
167 { INTEGER { "integer" "integer" "primary key" } }
168 { BIG-INTEGER { "bigint" "bigint" } }
169 { SIGNED-BIG-INTEGER { "bigint" "bigint" } }
170 { UNSIGNED-BIG-INTEGER { "bigint" "bigint" } }
171 { TEXT { "text" "text" } }
172 { VARCHAR { "text" "text" } }
173 { DATE { "date" "date" } }
174 { TIME { "time" "time" } }
175 { DATETIME { "datetime" "datetime" } }
176 { TIMESTAMP { "timestamp" "timestamp" } }
177 { DOUBLE { "real" "real" } }
178 { BLOB { "blob" "blob" } }
179 { FACTOR-BLOB { "blob" "blob" } }
180 { URL { "text" "text" } }
181 { +autoincrement+ { f f "autoincrement" } }
182 { +unique+ { f f "unique" } }
183 { +default+ { f f "default" } }
184 { +null+ { f f "null" } }
185 { +not-null+ { f f "not null" } }
186 { system-random-generator { f f f } }
187 { secure-random-generator { f f f } }
188 { random-generator { f f f } }
191 M: sqlite-db compound ( str seq -- str' )
193 { "default" [ first number>string join-space ] }