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// SPDX-License-Identifier: BSD-3-Clause
package org.islandoftex.arara.configuration
import kotlin.time.ExperimentalTime
import org.islandoftex.arara.Arara
import org.islandoftex.arara.filehandling.FileHandlingUtils
import org.islandoftex.arara.localization.Language
import org.islandoftex.arara.localization.LanguageController
import org.islandoftex.arara.localization.Messages
import org.islandoftex.arara.model.AraraException
/**
* Implements the configuration model, which holds the default settings and can
* load the configuration file. The idea here is to provide a map that holds
* all configuration settings used by model and utilitary classes throughout
* the execution. This controller is implemented as a singleton.
*
* @author Island of TeX
* @version 5.0
* @since 4.0
*/
object Configuration {
// the application messages obtained from the
// language controller
private val messages = LanguageController
/**
* Loads the application configuration.
*
* @throws AraraException Something wrong happened, to be caught in the
* higher levels.
*/
@ExperimentalTime
@Throws(AraraException::class)
fun load() {
// initialize both file type and language models,
// since we can track errors from there instead
// of relying on a check on this level
// get the configuration file, if any
val file = ConfigurationUtils.configFile
if (file != null) {
// set the configuration file name for
// logging purposes
Arara.config[AraraSpec.Execution.configurationName] =
FileHandlingUtils.getCanonicalPath(file)
// then validate it and update the
// configuration accordingly
val resource = ConfigurationUtils.loadLocalConfiguration(file)
update(resource)
}
// just to be sure, update the
// current locale in order to
// display localized messages
val locale = Arara.config[AraraSpec.Execution.language].locale
LanguageController.setLocale(locale)
}
/**
* Update the configuration based on the provided map.
*
* @param resource Map containing the new configuration settings.
* @throws AraraException Something wrong happened, to be caught in the
* higher levels.
*/
@Throws(AraraException::class)
private fun update(resource: LocalConfiguration) {
if (resource.paths.isNotEmpty())
Arara.config[AraraSpec.Execution.rulePaths] =
ConfigurationUtils.normalizePaths(resource.paths)
if (resource.filetypes.isNotEmpty()) {
Arara.config[AraraSpec.Execution.fileTypes] = ConfigurationUtils.normalizeFileTypes(resource.filetypes)
}
Arara.config[AraraSpec.Execution.verbose] = resource.isVerbose
Arara.config[AraraSpec.Execution.logging] = resource.isLogging
Arara.config[AraraSpec.Execution.onlyHeader] = resource.isHeader
Arara.config[AraraSpec.Execution.language] =
Language(resource.language)
Arara.config[AraraSpec.UserInteraction.lookAndFeel] = resource.laf
Arara.config[AraraSpec.Execution.databaseName] =
ConfigurationUtils.cleanFileName(resource.dbname)
Arara.config[AraraSpec.Execution.logName] =
ConfigurationUtils.cleanFileName(resource.logname)
val loops = resource.loops
if (loops <= 0) {
throw AraraException(messages.getMessage(Messages
.ERROR_CONFIGURATION_LOOPS_INVALID_RANGE))
} else {
Arara.config[AraraSpec.Execution.maxLoops] = loops
}
if (resource.preambles.isNotEmpty())
Arara.config[AraraSpec.Execution.preambles] = resource.preambles
}
}
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