main.lavalink.server.info.GitRepoState.kt Maven / Gradle / Ivy

package lavalink.server.info

import org.slf4j.LoggerFactory
import org.springframework.stereotype.Component
import java.io.IOException
import java.time.OffsetDateTime
import java.time.format.DateTimeFormatter
import java.util.*

/**
 * Created by napster on 25.06.18.
 *
 * Provides access to the values of the property file generated by whatever git info plugin we're using*
 *
 * Requires a generated git.properties, which can be achieved with the gradle git plugin
 */
@Component
class GitRepoState {
    companion object {
        private val log = LoggerFactory.getLogger(GitRepoState::class.java)
    }

    /**
     * Commit time in epoch seconds
     */
    final val commitTime: Long
    final val branch: String
    final val commitId: String
    final val commitIdAbbrev: String
    final val commitUserName: String
    final val commitUserEmail: String
    final val commitMessageFull: String
    final val commitMessageShort: String

    final var isLoaded = false

    init {
        val properties = Properties()
        try {
            properties.load(GitRepoState::class.java.classLoader.getResourceAsStream("git.properties"))
            isLoaded = true
        } catch (e: NullPointerException) {
            log.trace("Failed to load git repo information. Did you build with the git gradle plugin? Is the git.properties file present?")
        } catch (e: IOException) {
            log.info("Failed to load git repo information due to suspicious IOException", e)
        }

        branch = properties.getOrDefault("git.branch", "").toString()
        commitId = properties.getOrDefault("git.commit.id", "").toString()
        commitIdAbbrev = properties.getOrDefault("git.commit.id.abbrev", "").toString()
        commitUserName = properties.getOrDefault("git.commit.user.name", "").toString()
        commitUserEmail = properties.getOrDefault("git.commit.user.email", "").toString()
        commitMessageFull = properties.getOrDefault("git.commit.message.full", "").toString()
        commitMessageShort = properties.getOrDefault("git.commit.message.short", "").toString()

        val time = properties["git.commit.time"].toString()
        commitTime = if (time == "null") {
            0
        } else {
            // https://github.com/n0mer/gradle-git-properties/issues/71
            val dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssZ")
            OffsetDateTime.from(dtf.parse(time)).toEpochSecond()
        }
    }
}