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Date: Tue, 28 Sep 2010 09:22:24 +0200
Message-ID: <AANLkTinp_8DjX9J_QgS=ZO1ogfucgxE5-jPfWLor62k5@mail.gmail.com>
Subject: Re: svn commit: r1001895 - in /couchdb/trunk: share/server/loop.js
 share/server/state.js share/www/script/test/design_docs.js
 src/couchdb/couch_db.hrl src/couchdb/couch_query_servers.erl
 src/couchdb/couch_view_group.erl src/couchdb/couch_view_updater
From: Benoit Chesneau <bchesneau@gmail.com>
To: dev@couchdb.apache.org
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Content-Transfer-Encoding: quoted-printable

that's nice!

- benoit

On Mon, Sep 27, 2010 at 10:06 PM,  <jchris@apache.org> wrote:
> Author: jchris
> Date: Mon Sep 27 20:06:22 2010
> New Revision: 1001895
>
> URL: http://svn.apache.org/viewvc?rev=3D1001895&view=3Drev
> Log:
> CommonJS support in map functions
>
> Modified:
> =A0 =A0couchdb/trunk/share/server/loop.js
> =A0 =A0couchdb/trunk/share/server/state.js
> =A0 =A0couchdb/trunk/share/www/script/test/design_docs.js
> =A0 =A0couchdb/trunk/src/couchdb/couch_db.hrl
> =A0 =A0couchdb/trunk/src/couchdb/couch_query_servers.erl
> =A0 =A0couchdb/trunk/src/couchdb/couch_view_group.erl
> =A0 =A0couchdb/trunk/src/couchdb/couch_view_updater.erl
>
> Modified: couchdb/trunk/share/server/loop.js
> URL: http://svn.apache.org/viewvc/couchdb/trunk/share/server/loop.js?rev=
=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/share/server/loop.js (original)
> +++ couchdb/trunk/share/server/loop.js Mon Sep 27 20:06:22 2010
> @@ -100,6 +100,7 @@ var Loop =3D function() {
> =A0 =A0 // "view" =A0 =A0: Views.handler,
> =A0 =A0 "reset" =A0 =A0: State.reset,
> =A0 =A0 "add_fun" =A0: State.addFun,
> + =A0 =A0"add_lib" =A0: State.addLib,
> =A0 =A0 "map_doc" =A0: Views.mapDoc,
> =A0 =A0 "reduce" =A0 : Views.reduce,
> =A0 =A0 "rereduce" : Views.rereduce
>
> Modified: couchdb/trunk/share/server/state.js
> URL: http://svn.apache.org/viewvc/couchdb/trunk/share/server/state.js?rev=
=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/share/server/state.js (original)
> +++ couchdb/trunk/share/server/state.js Mon Sep 27 20:06:22 2010
> @@ -14,6 +14,7 @@ var State =3D {
> =A0 reset : function(config) {
> =A0 =A0 // clear the globals and run gc
> =A0 =A0 State.funs =3D [];
> + =A0 =A0State.lib =3D null;
> =A0 =A0 State.query_config =3D config || {};
> =A0 =A0 init_sandbox();
> =A0 =A0 gc();
> @@ -21,7 +22,11 @@ var State =3D {
> =A0 },
> =A0 addFun : function(newFun) {
> =A0 =A0 // Compile to a function and add it to funs array
> - =A0 =A0State.funs.push(Couch.compileFunction(newFun));
> + =A0 =A0State.funs.push(Couch.compileFunction(newFun, {views : {lib : St=
ate.lib}}));
> + =A0 =A0print("true");
> + =A0},
> + =A0addLib : function(lib) {
> + =A0 =A0State.lib =3D lib;
> =A0 =A0 print("true");
> =A0 }
> =A0}
>
> Modified: couchdb/trunk/share/www/script/test/design_docs.js
> URL: http://svn.apache.org/viewvc/couchdb/trunk/share/www/script/test/des=
ign_docs.js?rev=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/share/www/script/test/design_docs.js (original)
> +++ couchdb/trunk/share/www/script/test/design_docs.js Mon Sep 27 20:06:2=
2 2010
> @@ -54,7 +54,18 @@ function() {
> =A0 =A0 =A0 summate2: {map:"function (doc) {emit(doc.integer, doc.integer=
)};",
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 reduce:"function (keys, values) { return =
sum(values); };"},
> =A0 =A0 =A0 huge_src_and_results: {map: "function(doc) { if (doc._id =3D=
=3D \"1\") { emit(\"" + makebigstring(16) + "\", null) }}",
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0reduce:"function (keys, values) { return=
 \"" + makebigstring(16) + "\"; };"}
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0reduce:"function (keys, values) { return=
 \"" + makebigstring(16) + "\"; };"},
> + =A0 =A0 =A0lib : {
> + =A0 =A0 =A0 =A0baz : "exports.baz =3D 'bam';",
> + =A0 =A0 =A0 =A0foo : {
> + =A0 =A0 =A0 =A0 =A0foo : "exports.foo =3D 'bar';",
> + =A0 =A0 =A0 =A0 =A0boom : "exports.boom =3D 'ok';",
> + =A0 =A0 =A0 =A0 =A0zoom : "exports.zoom =3D 'yeah';"
> + =A0 =A0 =A0 =A0}
> + =A0 =A0 =A0},
> + =A0 =A0 =A0commonjs : {
> + =A0 =A0 =A0 =A0map : "function(doc) { emit(null, require('views/lib/foo=
/boom').boom)}"
> + =A0 =A0 =A0}
> =A0 =A0 },
> =A0 =A0 shows: {
> =A0 =A0 =A0 simple: "function() {return 'ok'};",
> @@ -99,10 +110,14 @@ function() {
> =A0 var vinfo =3D dinfo.view_index;
> =A0 TEquals(51, vinfo.disk_size);
> =A0 TEquals(false, vinfo.compact_running);
> - =A0TEquals("3f88e53b303e2342e49a66c538c30679", vinfo.signature);
> + =A0TEquals("dc3264b45b74cc6d94666e3043e07154", vinfo.signature, 'ddoc s=
ig');
>
> =A0 db.bulkSave(makeDocs(1, numDocs + 1));
>
> + =A0// test commonjs in map functions
> + =A0resp =3D db.view("test/commonjs", {limit:1});
> + =A0T(resp.rows[0].value =3D=3D 'ok');
> +
> =A0 // test that the _all_docs view returns correctly with keys
> =A0 var results =3D db.allDocs({startkey:"_design", endkey:"_design0"});
> =A0 T(results.rows.length =3D=3D 1);
>
> Modified: couchdb/trunk/src/couchdb/couch_db.hrl
> URL: http://svn.apache.org/viewvc/couchdb/trunk/src/couchdb/couch_db.hrl?=
rev=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/src/couchdb/couch_db.hrl (original)
> +++ couchdb/trunk/src/couchdb/couch_db.hrl Mon Sep 27 20:06:22 2010
> @@ -231,6 +231,7 @@
> =A0 =A0 def_lang,
> =A0 =A0 design_options=3D[],
> =A0 =A0 views,
> + =A0 =A0lib,
> =A0 =A0 id_btree=3Dnil,
> =A0 =A0 current_seq=3D0,
> =A0 =A0 purge_seq=3D0,
>
> Modified: couchdb/trunk/src/couchdb/couch_query_servers.erl
> URL: http://svn.apache.org/viewvc/couchdb/trunk/src/couchdb/couch_query_s=
ervers.erl?rev=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/src/couchdb/couch_query_servers.erl (original)
> +++ couchdb/trunk/src/couchdb/couch_query_servers.erl Mon Sep 27 20:06:22=
 2010
> @@ -16,7 +16,7 @@
> =A0-export([start_link/0]).
>
> =A0-export([init/1, terminate/2, handle_call/3, handle_cast/2, handle_inf=
o/2,code_change/3]).
> --export([start_doc_map/2, map_docs/2, stop_doc_map/1]).
> +-export([start_doc_map/3, map_docs/2, stop_doc_map/1]).
> =A0-export([reduce/3, rereduce/3,validate_doc_update/5]).
> =A0-export([filter_docs/5]).
>
> @@ -47,8 +47,13 @@
> =A0start_link() ->
> =A0 =A0 gen_server:start_link({local, couch_query_servers}, couch_query_s=
ervers, [], []).
>
> -start_doc_map(Lang, Functions) ->
> +start_doc_map(Lang, Functions, Lib) ->
> =A0 =A0 Proc =3D get_os_process(Lang),
> + =A0 =A0case Lib of
> + =A0 =A0{[]} -> ok;
> + =A0 =A0Lib ->
> + =A0 =A0 =A0 =A0true =3D proc_prompt(Proc, [<<"add_lib">>, Lib])
> + =A0 =A0end,
> =A0 =A0 lists:foreach(fun(FunctionSource) ->
> =A0 =A0 =A0 =A0 true =3D proc_prompt(Proc, [<<"add_fun">>, FunctionSource=
])
> =A0 =A0 end, Functions),
>
> Modified: couchdb/trunk/src/couchdb/couch_view_group.erl
> URL: http://svn.apache.org/viewvc/couchdb/trunk/src/couchdb/couch_view_gr=
oup.erl?rev=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/src/couchdb/couch_view_group.erl (original)
> +++ couchdb/trunk/src/couchdb/couch_view_group.erl Mon Sep 27 20:06:22 20=
10
> @@ -446,7 +446,7 @@ open_temp_group(DbName, Language, Design
> =A0 =A0 =A0 =A0 =A0 =A0 reduce_funs=3D if RedSrc=3D=3D[] -> []; true -> [=
{<<"_temp">>, RedSrc}] end,
> =A0 =A0 =A0 =A0 =A0 =A0 options=3DDesignOptions},
>
> - =A0 =A0 =A0 =A0{ok, Db, set_view_sig(#group{name =3D <<"_temp">>, db=3D=
Db, views=3D[View],
> + =A0 =A0 =A0 =A0{ok, Db, set_view_sig(#group{name =3D <<"_temp">>,lib=3D=
{[]}, db=3DDb, views=3D[View],
> =A0 =A0 =A0 =A0 =A0 =A0 def_lang=3DLanguage, design_options=3DDesignOptio=
ns})};
> =A0 =A0 Error ->
> =A0 =A0 =A0 =A0 Error
> @@ -454,9 +454,26 @@ open_temp_group(DbName, Language, Design
>
> =A0set_view_sig(#group{
> =A0 =A0 =A0 =A0 =A0 =A0 views=3DViews,
> + =A0 =A0 =A0 =A0 =A0 =A0lib=3D{[]},
> =A0 =A0 =A0 =A0 =A0 =A0 def_lang=3DLanguage,
> =A0 =A0 =A0 =A0 =A0 =A0 design_options=3DDesignOptions}=3DG) ->
> - =A0 =A0G#group{sig=3Dcouch_util:md5(term_to_binary({Views, Language, De=
signOptions}))}.
> + =A0 =A0G#group{sig=3Dcouch_util:md5(term_to_binary({Views, Language, De=
signOptions}))};
> +set_view_sig(#group{
> + =A0 =A0 =A0 =A0 =A0 =A0views=3DViews,
> + =A0 =A0 =A0 =A0 =A0 =A0lib=3DLib,
> + =A0 =A0 =A0 =A0 =A0 =A0def_lang=3DLanguage,
> + =A0 =A0 =A0 =A0 =A0 =A0design_options=3DDesignOptions}=3DG) ->
> + =A0 =A0G#group{sig=3Dcouch_util:md5(term_to_binary({Views, Language, De=
signOptions, sort_lib(Lib)}))}.
> +
> +sort_lib({Lib}) ->
> + =A0 =A0sort_lib(Lib, []).
> +sort_lib([], LAcc) ->
> + =A0 =A0lists:keysort(1, LAcc);
> +sort_lib([{LName, {LObj}}|Rest], LAcc) ->
> + =A0 =A0LSorted =3D sort_lib(LObj, []), % descend into nested object
> + =A0 =A0sort_lib(Rest, [{LName, LSorted}|LAcc]);
> +sort_lib([{LName, LCode}|Rest], LAcc) ->
> + =A0 =A0sort_lib(Rest, [{LName, LCode}|LAcc]).
>
> =A0open_db_group(DbName, GroupId) ->
> =A0 =A0 case couch_db:open_int(DbName, []) of
> @@ -505,33 +522,36 @@ design_doc_to_view_group(#doc{id=3DId,body
> =A0 =A0 Language =3D ?getv(<<"language">>, Fields, <<"javascript">>),
> =A0 =A0 {DesignOptions} =3D ?getv(<<"options">>, Fields, {[]}),
> =A0 =A0 {RawViews} =3D ?getv(<<"views">>, Fields, {[]}),
> + =A0 =A0Lib =3D ?getv(<<"lib">>, RawViews, {[]}),
> =A0 =A0 % add the views to a dictionary object, with the map source as th=
e key
> =A0 =A0 DictBySrc =3D
> =A0 =A0 lists:foldl(
> =A0 =A0 =A0 =A0 fun({Name, {MRFuns}}, DictBySrcAcc) ->
> - =A0 =A0 =A0 =A0 =A0 =A0MapSrc =3D ?getv(<<"map">>, MRFuns),
> - =A0 =A0 =A0 =A0 =A0 =A0RedSrc =3D ?getv(<<"reduce">>, MRFuns, null),
> - =A0 =A0 =A0 =A0 =A0 =A0{ViewOptions} =3D ?getv(<<"options">>, MRFuns, {=
[]}),
> - =A0 =A0 =A0 =A0 =A0 =A0View =3D
> - =A0 =A0 =A0 =A0 =A0 =A0case dict:find({MapSrc, ViewOptions}, DictBySrcA=
cc) of
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0{ok, View0} -> View0;
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0error -> #view{def=3DMapSrc, options=3DV=
iewOptions} % create new view object
> - =A0 =A0 =A0 =A0 =A0 =A0end,
> - =A0 =A0 =A0 =A0 =A0 =A0View2 =3D
> - =A0 =A0 =A0 =A0 =A0 =A0if RedSrc =3D=3D null ->
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View#view{map_names=3D[Name|View#view.ma=
p_names]};
> - =A0 =A0 =A0 =A0 =A0 =A0true ->
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View#view{reduce_funs=3D[{Name,RedSrc}|V=
iew#view.reduce_funs]}
> - =A0 =A0 =A0 =A0 =A0 =A0end,
> - =A0 =A0 =A0 =A0 =A0 =A0dict:store({MapSrc, ViewOptions}, View2, DictByS=
rcAcc)
> + =A0 =A0 =A0 =A0 =A0 =A0case ?getv(<<"map">>, MRFuns) of
> + =A0 =A0 =A0 =A0 =A0 =A0undefined -> DictBySrcAcc;
> + =A0 =A0 =A0 =A0 =A0 =A0MapSrc ->
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0RedSrc =3D ?getv(<<"reduce">>, MRFuns, n=
ull),
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0{ViewOptions} =3D ?getv(<<"options">>, M=
RFuns, {[]}),
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View =3D
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0case dict:find({MapSrc, ViewOptions}, Di=
ctBySrcAcc) of
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0{ok, View0} -> View0;
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0error -> #view{def=3DMapSrc, opt=
ions=3DViewOptions} % create new view object
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0end,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View2 =3D
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0if RedSrc =3D=3D null ->
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View#view{map_names=3D[Name|View=
#view.map_names]};
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0true ->
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0View#view{reduce_funs=3D[{Name,R=
edSrc}|View#view.reduce_funs]}
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0end,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0dict:store({MapSrc, ViewOptions}, View2,=
 DictBySrcAcc)
> + =A0 =A0 =A0 =A0 =A0 =A0end
> =A0 =A0 =A0 =A0 end, dict:new(), RawViews),
> =A0 =A0 % number the views
> =A0 =A0 {Views, _N} =3D lists:mapfoldl(
> =A0 =A0 =A0 =A0 fun({_Src, View}, N) ->
> =A0 =A0 =A0 =A0 =A0 =A0 {View#view{id_num=3DN},N+1}
> =A0 =A0 =A0 =A0 end, 0, lists:sort(dict:to_list(DictBySrc))),
> -
> - =A0 =A0set_view_sig(#group{name=3DId, views=3DViews, def_lang=3DLanguag=
e, design_options=3DDesignOptions}).
> + =A0 =A0set_view_sig(#group{name=3DId, lib=3DLib, views=3DViews, def_lan=
g=3DLanguage, design_options=3DDesignOptions}).
>
> =A0reset_group(#group{views=3DViews}=3DGroup) ->
> =A0 =A0 Views2 =3D [View#view{btree=3Dnil} || View <- Views],
>
> Modified: couchdb/trunk/src/couchdb/couch_view_updater.erl
> URL: http://svn.apache.org/viewvc/couchdb/trunk/src/couchdb/couch_view_up=
dater.erl?rev=3D1001895&r1=3D1001894&r2=3D1001895&view=3Ddiff
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D
> --- couchdb/trunk/src/couchdb/couch_view_updater.erl (original)
> +++ couchdb/trunk/src/couchdb/couch_view_updater.erl Mon Sep 27 20:06:22 =
2010
> @@ -203,12 +203,12 @@ view_insert_doc_query_results(#doc{id=3DDo
>
> =A0view_compute(Group, []) ->
> =A0 =A0 {Group, []};
> -view_compute(#group{def_lang=3DDefLang, query_server=3DQueryServerIn}=3D=
Group, Docs) ->
> +view_compute(#group{def_lang=3DDefLang, lib=3DLib, query_server=3DQueryS=
erverIn}=3DGroup, Docs) ->
> =A0 =A0 {ok, QueryServer} =3D
> =A0 =A0 case QueryServerIn of
> =A0 =A0 nil -> % doc map not started
> =A0 =A0 =A0 =A0 Definitions =3D [View#view.def || View <- Group#group.vie=
ws],
> - =A0 =A0 =A0 =A0couch_query_servers:start_doc_map(DefLang, Definitions);
> + =A0 =A0 =A0 =A0couch_query_servers:start_doc_map(DefLang, Definitions, =
Lib);
> =A0 =A0 _ ->
> =A0 =A0 =A0 =A0 {ok, QueryServerIn}
> =A0 =A0 end,
>
>
>