org.grails.cli.profile.commands.ApplicationTemplateCommand.groovy Maven / Gradle / Ivy
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/*
* Copyright 2022-2024 the original author or authors.
*
* 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
*
* https://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 org.grails.cli.profile.commands
import groovy.transform.CompileDynamic
import groovy.transform.CompileStatic
import org.apache.tools.ant.BuildLogger
import org.apache.tools.ant.MagicNames
import org.apache.tools.ant.Project
import org.apache.tools.ant.ProjectHelper
import org.apache.tools.ant.types.ResourceCollection
import org.apache.tools.ant.types.resources.FileResource
import org.apache.tools.ant.types.resources.URLResource
import grails.build.logging.GrailsConsole
import grails.util.BuildSettings
import grails.util.GrailsNameUtils
import grails.util.GrailsVersion
import org.grails.build.logging.GrailsConsoleAntBuilder
import org.grails.build.logging.GrailsConsoleAntProject
import org.grails.build.logging.GrailsConsoleLogger
import org.grails.build.parsing.CommandLine
import org.grails.cli.profile.CommandDescription
import org.grails.cli.profile.ExecutionContext
import org.grails.cli.profile.ProfileRepository
import org.grails.cli.profile.ProfileRepositoryAware
import org.grails.cli.profile.ProjectCommand
import org.grails.cli.profile.ProjectContext
import org.grails.cli.profile.ProjectContextAware
import org.grails.cli.profile.repository.MavenProfileRepository
import org.grails.config.CodeGenConfig
import static org.grails.build.parsing.CommandLine.STACKTRACE_ARGUMENT
import static org.grails.build.parsing.CommandLine.VERBOSE_ARGUMENT
/**
* Apply a application template to an existing Grace project.
*
* Application templates are simple Groovy files containing DSL, Ant tasks, scripts etc.
*
* you can use templates to generate/customize Grace applications.
* you can write reusable application templates using the Groovy template scripts.
*
* @author Michael Yan
* @since 2023.0
*/
@CompileStatic
class ApplicationTemplateCommand implements ProjectCommand, ProjectContextAware, ProfileRepositoryAware {
public static final String NAME = 'template'
public static final String LOCATION_FLAG = 'location'
CommandDescription description = new CommandDescription(NAME,
'Apply a template to an exist application',
'grace app:template --location=http://example.com/template.groovy')
String namespace = 'app'
ProfileRepository profileRepository
ProjectContext projectContext
ApplicationTemplateCommand() {
populateDescription()
}
protected void populateDescription() {
description.flag(name: LOCATION_FLAG, description: 'The application template to apply', required: false)
description.flag(name: STACKTRACE_ARGUMENT, description: 'Show full stacktrace', required: false)
description.flag(name: VERBOSE_ARGUMENT, description: 'Show verbose output', required: false)
}
@Override
String getName() {
NAME
}
@Override
boolean handle(ExecutionContext executionContext) {
GrailsConsole console = executionContext.console
CommandLine commandLine = executionContext.commandLine
String template = commandLine.optionValue(LOCATION_FLAG)
boolean verbose = commandLine.hasOption(VERBOSE_ARGUMENT)
applyApplicationTemplate(console, template, verbose)
return true
}
@CompileDynamic
private void applyApplicationTemplate(GrailsConsole console, String template, boolean verbose) {
console.addStatus('Applying Template')
console.println()
CodeGenConfig applicationConfig = loadApplicationConfig()
String grailsVersion = GrailsVersion.current().version
String appName = applicationConfig.get('info.app.name')
String defaultPackageName = applicationConfig.get('grails.codegen.defaultPackage')
String groupName = defaultPackageName
String profileName = applicationConfig.get('grails.profile', 'web')
File targetDirectory = BuildSettings.BASE_DIR
Map variables = initializeVariables(appName, groupName, defaultPackageName, profileName, template, grailsVersion)
GrailsConsoleAntBuilder ant = new GrailsConsoleAntBuilder(createAntProject(appName, targetDirectory, variables, console, verbose))
ant.taskdef(resource: 'org/grails/cli/profile/tasks/antlib.xml')
if (!verbose) {
ant.setLoggerLevel(Project.MSG_INFO)
}
ResourceCollection resource
if (template.startsWith('http://') || template.startsWith('https://') || template.startsWith('file://')) {
resource = new URLResource(template)
if (!resource.isExists()) {
console.error("Template resource `${template}` is not exists!\n")
return
}
ant.groovy {
url url: template
}
}
else {
File file = new File(template)
resource = new FileResource(file)
if (!resource.isExists()) {
console.error("Template resource `${template}` is not exists!\n")
return
}
ant.groovy(src: template)
}
if (!verbose) {
ant.setLoggerLevel(Project.MSG_ERR)
}
console.println()
}
private CodeGenConfig loadApplicationConfig() {
CodeGenConfig config = new CodeGenConfig()
File applicationYml = new File(BuildSettings.GRAILS_APP_DIR, 'conf/application.yml')
File applicationGroovy = new File(BuildSettings.GRAILS_APP_DIR, 'conf/application.groovy')
if (applicationYml.exists()) {
config.loadYml(applicationYml)
}
if (applicationGroovy.exists()) {
config.loadGroovy(applicationGroovy)
}
config
}
private Project createAntProject(String appName, File projectTargetDirectory, Map properties,
GrailsConsole console, boolean verbose = false) {
GrailsConsoleAntProject project = new GrailsConsoleAntProject()
project.setBaseDir(projectTargetDirectory)
project.setName(appName)
properties.each { k, v ->
project.setProperty(k, v)
}
ProjectHelper helper = ProjectHelper.getProjectHelper()
helper.getImportStack().addElement("AntBuilder")
project.addReference(MagicNames.REFID_PROJECT_HELPER, helper)
BuildLogger logger = new GrailsConsoleLogger(console)
if (verbose) {
logger.setMessageOutputLevel(Project.MSG_DEBUG)
}
else {
logger.setMessageOutputLevel(Project.MSG_ERR)
}
logger.setErrorPrintStream(console.err)
logger.setOutputPrintStream(console.out)
project.addBuildListener(logger)
project.init()
project.getBaseDir()
project
}
private Map initializeVariables(String appName, String groupName, String packageName, String profileName,
String template, String grailsVersion) {
Map variables = new HashMap<>()
Map codegenVariables = getCodegenVariables(appName, groupName, packageName, profileName, template, grailsVersion)
Map dependencyVersions = getDependencyVersions(grailsVersion)
variables.putAll(codegenVariables)
variables.putAll(dependencyVersions)
variables
}
private Map getCodegenVariables(String appName, String groupName, String packageName, String profileName,
String template, String grailsVersion) {
String projectClassName = GrailsNameUtils.getNameFromScript(appName)
Map variables = new HashMap<>()
variables.APPNAME = appName
variables['grails.codegen.defaultPackage'] = packageName
variables['grails.codegen.defaultPackage.path'] = packageName.replace('.', '/')
variables['grails.codegen.projectClassName'] = projectClassName
variables['grails.codegen.projectName'] = GrailsNameUtils.getScriptName(projectClassName)
variables['grails.codegen.projectNaturalName'] = GrailsNameUtils.getNaturalName(projectClassName)
variables['grails.codegen.projectSnakeCaseName'] = GrailsNameUtils.getSnakeCaseName(projectClassName)
variables['grails.profile'] = profileName
variables['grails.version'] = grailsVersion
variables['grails.app.name'] = appName
variables['grails.app.group'] = groupName
variables['grails.app.template'] = template ?: ''
variables['grace.codegen.defaultPackage'] = packageName
variables['grace.codegen.defaultPackage.path'] = packageName.replace('.', '/')
variables['grace.codegen.projectClassName'] = projectClassName
variables['grace.codegen.projectName'] = GrailsNameUtils.getScriptName(projectClassName)
variables['grace.codegen.projectNaturalName'] = GrailsNameUtils.getNaturalName(projectClassName)
variables['grace.codegen.projectSnakeCaseName'] = GrailsNameUtils.getSnakeCaseName(projectClassName)
variables['grace.profile'] = profileName
variables['grace.version'] = grailsVersion
variables['grace.app.name'] = appName
variables['grace.app.group'] = groupName
variables['grace.app.template'] = template ?: ''
variables
}
private Map getDependencyVersions(String grailsVersion) {
Map versions = new HashMap<>()
versions['grails.version'] = grailsVersion
versions['grace.version'] = grailsVersion
if (this.profileRepository instanceof MavenProfileRepository) {
MavenProfileRepository mpr = (MavenProfileRepository) this.profileRepository
String gormDep = mpr.profileDependencyVersions.getGormVersion()
if (gormDep != null) {
versions['gorm.version'] = gormDep
}
String groovyDep = mpr.profileDependencyVersions.getGroovyVersion()
if (groovyDep != null) {
versions['groovy.version'] = groovyDep
}
String grailsGradlePluginVersion = mpr.profileDependencyVersions.getGrailsVersion()
if (grailsGradlePluginVersion != null) {
versions['grails-gradle-plugin.version'] = grailsGradlePluginVersion
}
mpr.profileDependencyVersions.getProperties().each {
versions[it.key.toString()] = it.value.toString()
}
}
versions
}
}