| % Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| % use this file except in compliance with the License. You may obtain a copy of |
| % the License at |
| % |
| % http://www.apache.org/licenses/LICENSE-2.0 |
| % |
| % Unless required by applicable law or agreed to in writing, software |
| % distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| % WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| % License for the specific language governing permissions and limitations under |
| % the License. |
| -module(couch_plugins_httpd). |
| |
| -export([handle_req/1]). |
| |
| -include_lib("couch/include/couch_db.hrl"). |
| |
| handle_req(#httpd{method='POST'}=Req) -> |
| ok = couch_httpd:verify_is_server_admin(Req), |
| couch_httpd:validate_ctype(Req, "application/json"), |
| |
| {PluginSpec} = couch_httpd:json_body_obj(Req), |
| Url = binary_to_list(couch_util:get_value(<<"url">>, PluginSpec)), |
| Name = binary_to_list(couch_util:get_value(<<"name">>, PluginSpec)), |
| Version = binary_to_list(couch_util:get_value(<<"version">>, PluginSpec)), |
| Delete = couch_util:get_value(<<"delete">>, PluginSpec), |
| {Checksums0} = couch_util:get_value(<<"checksums">>, PluginSpec), |
| Checksums = parse_checksums(Checksums0), |
| |
| Plugin = {Name, Url, Version, Checksums}, |
| case do_install(Delete, Plugin) of |
| ok -> |
| couch_httpd:send_json(Req, 202, {[{ok, true}]}); |
| Error -> |
| couch_log:debug("Plugin Spec: ~p", [PluginSpec]), |
| couch_httpd:send_error(Req, {bad_request, Error}) |
| end; |
| % handles /_plugins/<pluginname>/<file> |
| % serves <plugin_dir>/<pluginname>-<pluginversion>-<otpversion>-<couchdbversion>/<file> |
| handle_req(#httpd{method='GET',path_parts=[_, Name0 | Path0]}=Req) -> |
| Name = ?b2l(Name0), |
| Path = lists:map(fun binary_to_list/1, Path0), |
| OTPRelease = erlang:system_info(otp_release), |
| PluginVersion = couch_config:get("plugins", Name), |
| CouchDBVersion = couch_server:get_version(short), |
| FullName = string:join([Name, PluginVersion, OTPRelease, CouchDBVersion], "-"), |
| FullPath = filename:join([FullName, "priv", "www", string:join(Path, "/")]) ++ "/", |
| couch_log:debug("Serving ~p from ~p", [FullPath, plugin_dir()]), |
| couch_httpd:serve_file(Req, FullPath, plugin_dir()); |
| handle_req(Req) -> |
| couch_httpd:send_method_not_allowed(Req, "POST"). |
| |
| plugin_dir() -> |
| couch_config:get("couchdb", "plugin_dir"). |
| do_install(false, Plugin) -> |
| couch_plugins:install(Plugin); |
| do_install(true, Plugin) -> |
| couch_plugins:uninstall(Plugin). |
| |
| parse_checksums(Checksums) -> |
| lists:map(fun({K, {V}}) -> |
| {binary_to_list(K), parse_checksums(V)}; |
| ({K, V}) -> |
| {binary_to_list(K), binary_to_list(V)} |
| end, Checksums). |