| // Copyright (C) 2020 The Android Open Source Project |
| // |
| // 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. |
| |
| package com.googlesource.gerrit.plugins.messageoftheday; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import com.google.common.base.Strings; |
| import com.google.gerrit.extensions.annotations.PluginData; |
| import com.google.gerrit.extensions.annotations.PluginName; |
| import com.google.gerrit.extensions.restapi.RestReadView; |
| import com.google.gerrit.server.config.ConfigResource; |
| import com.google.gerrit.server.config.SitePaths; |
| import com.google.inject.Inject; |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Calendar; |
| import java.util.Date; |
| import java.util.TimeZone; |
| import org.eclipse.jgit.errors.ConfigInvalidException; |
| import org.eclipse.jgit.storage.file.FileBasedConfig; |
| import org.eclipse.jgit.util.FS; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class GetMessage implements RestReadView<ConfigResource> { |
| private static final String SECTION_MESSAGE = "message"; |
| private static final String KEY_ID = "id"; |
| private static final String KEY_STARTS_AT = "startsAt"; |
| private static final String KEY_EXPIRES_AT = "expiresAt"; |
| |
| private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyyMMdd:HHmm"); |
| |
| private static final Logger log = LoggerFactory.getLogger(GetMessage.class); |
| |
| private final File cfgFile; |
| private final Path dataDirPath; |
| |
| private volatile FileBasedConfig cfg; |
| |
| @Inject |
| public GetMessage( |
| @PluginName String pluginName, @PluginData Path dataDirPath, SitePaths sitePaths) { |
| this.dataDirPath = dataDirPath; |
| this.cfgFile = sitePaths.etc_dir.resolve(pluginName + ".config").toFile(); |
| } |
| |
| @Override |
| public MessageOfTheDayInfo apply(ConfigResource rsrc) { |
| MessageOfTheDayInfo motd = new MessageOfTheDayInfo(); |
| cfg = new FileBasedConfig(cfgFile, FS.DETECTED); |
| try { |
| cfg.load(); |
| } catch (ConfigInvalidException | IOException e) { |
| return null; |
| } |
| |
| motd.id = cfg.getString(SECTION_MESSAGE, null, KEY_ID); |
| if (Strings.isNullOrEmpty(motd.id)) { |
| log.warn("id not defined, no message will be shown"); |
| return null; |
| } |
| |
| try { |
| motd.expiresAt = DATE_FORMAT.parse(cfg.getString(SECTION_MESSAGE, null, KEY_EXPIRES_AT)); |
| } catch (ParseException | NullPointerException e) { |
| log.warn("expiresAt not defined, no message will be shown"); |
| return null; |
| } |
| |
| try { |
| motd.html = new String(Files.readAllBytes(dataDirPath.resolve(motd.id + ".html")), UTF_8); |
| } catch (IOException e1) { |
| log.warn( |
| String.format( |
| "No HTML-file was found for message %s, no message will be shown", motd.id)); |
| return null; |
| } |
| |
| try { |
| String startsAt = cfg.getString(SECTION_MESSAGE, null, KEY_STARTS_AT); |
| motd.startsAt = Strings.isNullOrEmpty(startsAt) ? new Date() : DATE_FORMAT.parse(startsAt); |
| } catch (ParseException e) { |
| motd.startsAt = new Date(); |
| } |
| |
| if (motd.startsAt.compareTo(new Date()) > 0 || motd.expiresAt.compareTo(new Date()) < 0) { |
| return null; |
| } |
| |
| motd.redisplay = getRedisplay(); |
| |
| return motd; |
| } |
| |
| private Date getRedisplay() { |
| Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT")); |
| cal.set(Calendar.HOUR_OF_DAY, 0); |
| cal.set(Calendar.MINUTE, 0); |
| cal.set(Calendar.SECOND, 0); |
| cal.set(Calendar.MILLISECOND, 0); |
| cal.add(Calendar.DAY_OF_MONTH, 1); |
| return cal.getTime(); |
| } |
| } |