CREATE EXTENSION IF NOT EXISTS btree_gist WITH SCHEMA public;
+--
+-- Name: EXTENSION btree_gist; Type: COMMENT; Schema: -; Owner: -
+--
+
+COMMENT ON EXTENSION btree_gist IS 'support for indexing common datatypes in GiST';
+
+
--
-- Name: format_enum; Type: TYPE; Schema: public; Owner: -
--
CREATE TYPE public.user_role_enum AS ENUM (
'administrator',
- 'moderator'
+ 'moderator',
+ 'importer'
);
--
--- Name: tile_for_point(integer, integer); Type: FUNCTION; Schema: public; Owner: -
+-- Name: api_rate_limit(bigint); Type: FUNCTION; Schema: public; Owner: -
--
-CREATE FUNCTION public.tile_for_point(scaled_lat integer, scaled_lon integer) RETURNS bigint
- LANGUAGE plpgsql IMMUTABLE
+CREATE FUNCTION public.api_rate_limit(user_id bigint) RETURNS integer
+ LANGUAGE plpgsql STABLE
AS $$
-DECLARE
- x int8; -- quantized x from lon,
- y int8; -- quantized y from lat,
-BEGIN
- x := round(((scaled_lon / 10000000.0) + 180.0) * 65535.0 / 360.0);
- y := round(((scaled_lat / 10000000.0) + 90.0) * 65535.0 / 180.0);
-
- -- these bit-masks are special numbers used in the bit interleaving algorithm.
- -- see https://graphics.stanford.edu/~seander/bithacks.html#InterleaveBMN
- -- for the original algorithm and more details.
- x := (x | (x << 8)) & 16711935; -- 0x00FF00FF
- x := (x | (x << 4)) & 252645135; -- 0x0F0F0F0F
- x := (x | (x << 2)) & 858993459; -- 0x33333333
- x := (x | (x << 1)) & 1431655765; -- 0x55555555
-
- y := (y | (y << 8)) & 16711935; -- 0x00FF00FF
- y := (y | (y << 4)) & 252645135; -- 0x0F0F0F0F
- y := (y | (y << 2)) & 858993459; -- 0x33333333
- y := (y | (y << 1)) & 1431655765; -- 0x55555555
-
- RETURN (x << 1) | y;
-END;
-$$;
+ DECLARE
+ min_changes_per_hour int4 := 100;
+ initial_changes_per_hour int4 := 1000;
+ max_changes_per_hour int4 := 100000;
+ days_to_max_changes int4 := 7;
+ importer_changes_per_hour int4 := 1000000;
+ moderator_changes_per_hour int4 := 1000000;
+ roles text[];
+ last_block timestamp without time zone;
+ first_change timestamp without time zone;
+ active_reports int4;
+ time_since_first_change double precision;
+ max_changes double precision;
+ recent_changes int4;
+ BEGIN
+ SELECT ARRAY_AGG(user_roles.role) INTO STRICT roles FROM user_roles WHERE user_roles.user_id = api_rate_limit.user_id;
+
+ IF 'moderator' = ANY(roles) THEN
+ max_changes := moderator_changes_per_hour;
+ ELSIF 'importer' = ANY(roles) THEN
+ max_changes := importer_changes_per_hour;
+ ELSE
+ SELECT user_blocks.created_at INTO last_block FROM user_blocks WHERE user_blocks.user_id = api_rate_limit.user_id ORDER BY user_blocks.created_at DESC LIMIT 1;
+
+ IF FOUND THEN
+ SELECT changesets.created_at INTO first_change FROM changesets WHERE changesets.user_id = api_rate_limit.user_id AND changesets.created_at > last_block ORDER BY changesets.created_at LIMIT 1;
+ ELSE
+ SELECT changesets.created_at INTO first_change FROM changesets WHERE changesets.user_id = api_rate_limit.user_id ORDER BY changesets.created_at LIMIT 1;
+ END IF;
+
+ IF NOT FOUND THEN
+ first_change := CURRENT_TIMESTAMP AT TIME ZONE 'UTC';
+ END IF;
+
+ SELECT COUNT(*) INTO STRICT active_reports
+ FROM issues INNER JOIN reports ON reports.issue_id = issues.id
+ WHERE issues.reported_user_id = api_rate_limit.user_id AND issues.status = 'open' AND reports.updated_at >= COALESCE(issues.resolved_at, '1970-01-01');
+
+ time_since_first_change := EXTRACT(EPOCH FROM CURRENT_TIMESTAMP AT TIME ZONE 'UTC' - first_change);
+
+ max_changes := max_changes_per_hour * POWER(time_since_first_change, 2) / POWER(days_to_max_changes * 24 * 60 * 60, 2);
+ max_changes := GREATEST(initial_changes_per_hour, LEAST(max_changes_per_hour, FLOOR(max_changes)));
+ max_changes := max_changes / POWER(2, active_reports);
+ max_changes := GREATEST(min_changes_per_hour, LEAST(max_changes_per_hour, max_changes));
+ END IF;
+
+ SELECT COALESCE(SUM(changesets.num_changes), 0) INTO STRICT recent_changes FROM changesets WHERE changesets.user_id = api_rate_limit.user_id AND changesets.created_at >= CURRENT_TIMESTAMP AT TIME ZONE 'UTC' - '1 hour'::interval;
+
+ RETURN max_changes - recent_changes;
+ END;
+ $$;
SET default_tablespace = '';
to_user_id bigint NOT NULL,
to_user_visible boolean DEFAULT true NOT NULL,
from_user_visible boolean DEFAULT true NOT NULL,
- body_format public.format_enum DEFAULT 'markdown'::public.format_enum NOT NULL
+ body_format public.format_enum DEFAULT 'markdown'::public.format_enum NOT NULL,
+ muted boolean DEFAULT false NOT NULL
);
--
CREATE SEQUENCE public.note_comments_id_seq
- AS integer
START WITH 1
INCREMENT BY 1
NO MINVALUE
--
CREATE SEQUENCE public.notes_id_seq
- AS integer
START WITH 1
INCREMENT BY 1
NO MINVALUE
--
CREATE SEQUENCE public.oauth_nonces_id_seq
- AS integer
START WITH 1
INCREMENT BY 1
NO MINVALUE
ALTER SEQUENCE public.oauth_nonces_id_seq OWNED BY public.oauth_nonces.id;
+--
+-- Name: oauth_openid_requests; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE public.oauth_openid_requests (
+ id bigint NOT NULL,
+ access_grant_id bigint NOT NULL,
+ nonce character varying NOT NULL
+);
+
+
+--
+-- Name: oauth_openid_requests_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE public.oauth_openid_requests_id_seq
+ START WITH 1
+ INCREMENT BY 1
+ NO MINVALUE
+ NO MAXVALUE
+ CACHE 1;
+
+
+--
+-- Name: oauth_openid_requests_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE public.oauth_openid_requests_id_seq OWNED BY public.oauth_openid_requests.id;
+
+
--
-- Name: oauth_tokens; Type: TABLE; Schema: public; Owner: -
--
CREATE TABLE public.redactions (
id integer NOT NULL,
- title character varying,
- description text,
+ title character varying NOT NULL,
+ description text NOT NULL,
created_at timestamp without time zone,
updated_at timestamp without time zone,
user_id bigint NOT NULL,
ALTER SEQUENCE public.user_blocks_id_seq OWNED BY public.user_blocks.id;
+--
+-- Name: user_mutes; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE public.user_mutes (
+ id bigint NOT NULL,
+ owner_id bigint NOT NULL,
+ subject_id bigint NOT NULL,
+ created_at timestamp(6) without time zone NOT NULL,
+ updated_at timestamp(6) without time zone NOT NULL
+);
+
+
+--
+-- Name: user_mutes_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE public.user_mutes_id_seq
+ START WITH 1
+ INCREMENT BY 1
+ NO MINVALUE
+ NO MAXVALUE
+ CACHE 1;
+
+
+--
+-- Name: user_mutes_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE public.user_mutes_id_seq OWNED BY public.user_mutes.id;
+
+
--
-- Name: user_preferences; Type: TABLE; Schema: public; Owner: -
--
ALTER SEQUENCE public.user_roles_id_seq OWNED BY public.user_roles.id;
---
--- Name: user_tokens; Type: TABLE; Schema: public; Owner: -
---
-
-CREATE TABLE public.user_tokens (
- id bigint NOT NULL,
- user_id bigint NOT NULL,
- token character varying NOT NULL,
- expiry timestamp without time zone NOT NULL,
- referer text
-);
-
-
---
--- Name: user_tokens_id_seq; Type: SEQUENCE; Schema: public; Owner: -
---
-
-CREATE SEQUENCE public.user_tokens_id_seq
- START WITH 1
- INCREMENT BY 1
- NO MINVALUE
- NO MAXVALUE
- CACHE 1;
-
-
---
--- Name: user_tokens_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
---
-
-ALTER SEQUENCE public.user_tokens_id_seq OWNED BY public.user_tokens.id;
-
-
--
-- Name: users; Type: TABLE; Schema: public; Owner: -
--
ALTER TABLE ONLY public.oauth_nonces ALTER COLUMN id SET DEFAULT nextval('public.oauth_nonces_id_seq'::regclass);
+--
+-- Name: oauth_openid_requests id; Type: DEFAULT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.oauth_openid_requests ALTER COLUMN id SET DEFAULT nextval('public.oauth_openid_requests_id_seq'::regclass);
+
+
--
-- Name: oauth_tokens id; Type: DEFAULT; Schema: public; Owner: -
--
--
--- Name: user_roles id; Type: DEFAULT; Schema: public; Owner: -
+-- Name: user_mutes id; Type: DEFAULT; Schema: public; Owner: -
--
-ALTER TABLE ONLY public.user_roles ALTER COLUMN id SET DEFAULT nextval('public.user_roles_id_seq'::regclass);
+ALTER TABLE ONLY public.user_mutes ALTER COLUMN id SET DEFAULT nextval('public.user_mutes_id_seq'::regclass);
--
--- Name: user_tokens id; Type: DEFAULT; Schema: public; Owner: -
+-- Name: user_roles id; Type: DEFAULT; Schema: public; Owner: -
--
-ALTER TABLE ONLY public.user_tokens ALTER COLUMN id SET DEFAULT nextval('public.user_tokens_id_seq'::regclass);
+ALTER TABLE ONLY public.user_roles ALTER COLUMN id SET DEFAULT nextval('public.user_roles_id_seq'::regclass);
--
ADD CONSTRAINT changeset_comments_pkey PRIMARY KEY (id);
+--
+-- Name: changeset_tags changeset_tags_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.changeset_tags
+ ADD CONSTRAINT changeset_tags_pkey PRIMARY KEY (changeset_id, k);
+
+
--
-- Name: changesets changesets_pkey; Type: CONSTRAINT; Schema: public; Owner: -
--
--
ALTER TABLE ONLY public.current_relation_members
- ADD CONSTRAINT current_relation_members_pkey PRIMARY KEY (relation_id, member_type, member_id, member_role, sequence_id);
+ ADD CONSTRAINT current_relation_members_pkey PRIMARY KEY (relation_id, sequence_id);
--
ADD CONSTRAINT oauth_nonces_pkey PRIMARY KEY (id);
+--
+-- Name: oauth_openid_requests oauth_openid_requests_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.oauth_openid_requests
+ ADD CONSTRAINT oauth_openid_requests_pkey PRIMARY KEY (id);
+
+
--
-- Name: oauth_tokens oauth_tokens_pkey; Type: CONSTRAINT; Schema: public; Owner: -
--
--
ALTER TABLE ONLY public.relation_members
- ADD CONSTRAINT relation_members_pkey PRIMARY KEY (relation_id, version, member_type, member_id, member_role, sequence_id);
+ ADD CONSTRAINT relation_members_pkey PRIMARY KEY (relation_id, version, sequence_id);
--
ADD CONSTRAINT user_blocks_pkey PRIMARY KEY (id);
+--
+-- Name: user_mutes user_mutes_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.user_mutes
+ ADD CONSTRAINT user_mutes_pkey PRIMARY KEY (id);
+
+
--
-- Name: user_preferences user_preferences_pkey; Type: CONSTRAINT; Schema: public; Owner: -
--
ADD CONSTRAINT user_roles_pkey PRIMARY KEY (id);
---
--- Name: user_tokens user_tokens_pkey; Type: CONSTRAINT; Schema: public; Owner: -
---
-
-ALTER TABLE ONLY public.user_tokens
- ADD CONSTRAINT user_tokens_pkey PRIMARY KEY (id);
-
-
--
-- Name: users users_pkey; Type: CONSTRAINT; Schema: public; Owner: -
--
CREATE INDEX acls_k_idx ON public.acls USING btree (k);
---
--- Name: changeset_tags_id_idx; Type: INDEX; Schema: public; Owner: -
---
-
-CREATE INDEX changeset_tags_id_idx ON public.changeset_tags USING btree (changeset_id);
-
-
--
-- Name: changesets_bbox_idx; Type: INDEX; Schema: public; Owner: -
--
CREATE UNIQUE INDEX index_active_storage_variant_records_uniqueness ON public.active_storage_variant_records USING btree (blob_id, variation_digest);
+--
+-- Name: index_changeset_comments_on_author_id_and_created_at; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE INDEX index_changeset_comments_on_author_id_and_created_at ON public.changeset_comments USING btree (author_id, created_at);
+
+
--
-- Name: index_changeset_comments_on_changeset_id_and_created_at; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_changeset_comments_on_created_at ON public.changeset_comments USING btree (created_at);
+--
+-- Name: index_changesets_on_user_id_and_closed_at; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE INDEX index_changesets_on_user_id_and_closed_at ON public.changesets USING btree (user_id, closed_at);
+
+
--
-- Name: index_changesets_subscribers_on_changeset_id; Type: INDEX; Schema: public; Owner: -
--
CREATE UNIQUE INDEX index_oauth_nonces_on_nonce_and_timestamp ON public.oauth_nonces USING btree (nonce, "timestamp");
+--
+-- Name: index_oauth_openid_requests_on_access_grant_id; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE INDEX index_oauth_openid_requests_on_access_grant_id ON public.oauth_openid_requests USING btree (access_grant_id);
+
+
--
-- Name: index_oauth_tokens_on_token; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_user_blocks_on_user_id ON public.user_blocks USING btree (user_id);
+--
+-- Name: index_user_mutes_on_owner_id_and_subject_id; Type: INDEX; Schema: public; Owner: -
+--
+
+CREATE UNIQUE INDEX index_user_mutes_on_owner_id_and_subject_id ON public.user_mutes USING btree (owner_id, subject_id);
+
+
--
-- Name: messages_from_user_id_idx; Type: INDEX; Schema: public; Owner: -
--
CREATE UNIQUE INDEX user_roles_id_role_unique ON public.user_roles USING btree (user_id, role);
---
--- Name: user_tokens_token_idx; Type: INDEX; Schema: public; Owner: -
---
-
-CREATE UNIQUE INDEX user_tokens_token_idx ON public.user_tokens USING btree (token);
-
-
---
--- Name: user_tokens_user_id_idx; Type: INDEX; Schema: public; Owner: -
---
-
-CREATE INDEX user_tokens_user_id_idx ON public.user_tokens USING btree (user_id);
-
-
--
-- Name: users_auth_idx; Type: INDEX; Schema: public; Owner: -
--
--
--- Name: users_display_name_idx; Type: INDEX; Schema: public; Owner: -
+-- Name: users_display_name_canonical_idx; Type: INDEX; Schema: public; Owner: -
--
-CREATE UNIQUE INDEX users_display_name_idx ON public.users USING btree (display_name);
+CREATE INDEX users_display_name_canonical_idx ON public.users USING btree (lower(NORMALIZE(display_name, NFKC)));
--
--- Name: users_display_name_lower_idx; Type: INDEX; Schema: public; Owner: -
+-- Name: users_display_name_idx; Type: INDEX; Schema: public; Owner: -
--
-CREATE INDEX users_display_name_lower_idx ON public.users USING btree (lower((display_name)::text));
+CREATE UNIQUE INDEX users_display_name_idx ON public.users USING btree (display_name);
--
ADD CONSTRAINT fk_rails_330c32d8d9 FOREIGN KEY (resource_owner_id) REFERENCES public.users(id) NOT VALID;
+--
+-- Name: user_mutes fk_rails_591dad3359; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.user_mutes
+ ADD CONSTRAINT fk_rails_591dad3359 FOREIGN KEY (owner_id) REFERENCES public.users(id);
+
+
--
-- Name: oauth_access_tokens fk_rails_732cb83ab7; Type: FK CONSTRAINT; Schema: public; Owner: -
--
ADD CONSTRAINT fk_rails_732cb83ab7 FOREIGN KEY (application_id) REFERENCES public.oauth_applications(id) NOT VALID;
+--
+-- Name: oauth_openid_requests fk_rails_77114b3b09; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.oauth_openid_requests
+ ADD CONSTRAINT fk_rails_77114b3b09 FOREIGN KEY (access_grant_id) REFERENCES public.oauth_access_grants(id) ON DELETE CASCADE;
+
+
--
-- Name: active_storage_variant_records fk_rails_993965df05; Type: FK CONSTRAINT; Schema: public; Owner: -
--
ADD CONSTRAINT fk_rails_cc886e315a FOREIGN KEY (owner_id) REFERENCES public.users(id) NOT VALID;
+--
+-- Name: user_mutes fk_rails_e9dd4fb6c3; Type: FK CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY public.user_mutes
+ ADD CONSTRAINT fk_rails_e9dd4fb6c3 FOREIGN KEY (subject_id) REFERENCES public.users(id);
+
+
--
-- Name: oauth_access_tokens fk_rails_ee63f25419; Type: FK CONSTRAINT; Schema: public; Owner: -
--
ADD CONSTRAINT user_roles_user_id_fkey FOREIGN KEY (user_id) REFERENCES public.users(id);
---
--- Name: user_tokens user_tokens_user_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
---
-
-ALTER TABLE ONLY public.user_tokens
- ADD CONSTRAINT user_tokens_user_id_fkey FOREIGN KEY (user_id) REFERENCES public.users(id);
-
-
--
-- Name: way_nodes way_nodes_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: -
--
SET search_path TO "$user", public;
INSERT INTO "schema_migrations" (version) VALUES
-('1'),
-('10'),
-('11'),
-('12'),
-('13'),
-('14'),
-('15'),
-('16'),
-('17'),
-('18'),
-('19'),
-('2'),
-('20'),
-('20100513171259'),
-('20100516124737'),
-('20100910084426'),
-('20101114011429'),
-('20110322001319'),
-('20110508145337'),
-('20110521142405'),
-('20110925112722'),
-('20111116184519'),
-('20111212183945'),
-('20120123184321'),
-('20120208122334'),
-('20120208194454'),
-('20120214210114'),
-('20120219161649'),
-('20120318201948'),
-('20120328090602'),
-('20120404205604'),
-('20120808231205'),
-('20121005195010'),
-('20121012044047'),
-('20121119165817'),
-('20121202155309'),
-('20121203124841'),
-('20130328184137'),
-('20131212124700'),
-('20140115192822'),
-('20140117185510'),
-('20140210003018'),
-('20140507110937'),
-('20140519141742'),
-('20150110152606'),
-('20150111192335'),
-('20150222101847'),
-('20150818224516'),
-('20160822153055'),
-('20161002153425'),
-('20161011010929'),
-('20170222134109'),
-('20180204153242'),
-('20181020114000'),
-('20181031113522'),
-('20190518115041'),
-('20190623093642'),
-('20190702193519'),
-('20190716173946'),
-('20191120140058'),
-('20201004105659'),
-('20201006213836'),
-('20201006220807'),
-('20201214144017'),
-('20210510083027'),
-('20210510083028'),
-('20210511104518'),
-('20211216185316'),
-('20220201183346'),
-('20220223140543'),
-('21'),
-('22'),
-('23'),
-('24'),
-('25'),
-('26'),
-('27'),
-('28'),
-('29'),
-('3'),
-('30'),
-('31'),
-('32'),
-('33'),
-('34'),
-('35'),
-('36'),
-('37'),
-('38'),
-('39'),
-('4'),
-('40'),
-('41'),
-('42'),
-('43'),
-('44'),
-('45'),
-('46'),
-('47'),
-('48'),
-('49'),
-('5'),
-('50'),
-('51'),
-('52'),
-('53'),
-('54'),
-('55'),
-('56'),
-('57'),
-('6'),
-('7'),
+('9'),
('8'),
-('9');
-
+('7'),
+('6'),
+('57'),
+('56'),
+('55'),
+('54'),
+('53'),
+('52'),
+('51'),
+('50'),
+('5'),
+('49'),
+('48'),
+('47'),
+('46'),
+('45'),
+('44'),
+('43'),
+('42'),
+('41'),
+('40'),
+('4'),
+('39'),
+('38'),
+('37'),
+('36'),
+('35'),
+('34'),
+('33'),
+('32'),
+('31'),
+('30'),
+('3'),
+('29'),
+('28'),
+('27'),
+('26'),
+('25'),
+('24'),
+('23'),
+('22'),
+('21'),
+('20240307181018'),
+('20240307180830'),
+('20240228205723'),
+('20240117185445'),
+('20231213182102'),
+('20231206141457'),
+('20231117170422'),
+('20231101222146'),
+('20231029151516'),
+('20231010203028'),
+('20231010201451'),
+('20231010194809'),
+('20231007141103'),
+('20230830115220'),
+('20230830115219'),
+('20230825162137'),
+('20230816135800'),
+('20220223140543'),
+('20220201183346'),
+('20211216185316'),
+('20210511104518'),
+('20210510083028'),
+('20210510083027'),
+('20201214144017'),
+('20201006220807'),
+('20201006213836'),
+('20201004105659'),
+('20191120140058'),
+('20190716173946'),
+('20190702193519'),
+('20190623093642'),
+('20190518115041'),
+('20181031113522'),
+('20181020114000'),
+('20180204153242'),
+('20170222134109'),
+('20161011010929'),
+('20161002153425'),
+('20160822153055'),
+('20150818224516'),
+('20150222101847'),
+('20150111192335'),
+('20150110152606'),
+('20140519141742'),
+('20140507110937'),
+('20140210003018'),
+('20140117185510'),
+('20140115192822'),
+('20131212124700'),
+('20130328184137'),
+('20121203124841'),
+('20121202155309'),
+('20121119165817'),
+('20121012044047'),
+('20121005195010'),
+('20120808231205'),
+('20120404205604'),
+('20120328090602'),
+('20120318201948'),
+('20120219161649'),
+('20120214210114'),
+('20120208194454'),
+('20120208122334'),
+('20120123184321'),
+('20111212183945'),
+('20111116184519'),
+('20110925112722'),
+('20110521142405'),
+('20110508145337'),
+('20110322001319'),
+('20101114011429'),
+('20100910084426'),
+('20100516124737'),
+('20100513171259'),
+('20'),
+('2'),
+('19'),
+('18'),
+('17'),
+('16'),
+('15'),
+('14'),
+('13'),
+('12'),
+('11'),
+('10'),
+('1');
projects / rails.git / blobdiff