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ClojureGrailsPlugin.groovy
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ClojureGrailsPlugin.groovy
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/*
* Copyright 2009 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
*
* 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.
*/
import clojure.lang.Compiler
class ClojureGrailsPlugin {
// the plugin version
def version = "0.5-SNAPSHOT"
// the version or versions of Grails the plugin is designed for
def grailsVersion = "1.1.1 > *"
// the other plugins this plugin depends on
def dependsOn = [:]
// resources that are excluded from plugin packaging
def pluginExcludes = [
"grails-app/views/error.gsp",
"src/clj/*",
"grails-app/controllers/*",
"**/.gitignore",
"grails-app/views/demo/*"
]
def watchedResources = "file:./src/clj/*.clj"
def observe = ['*']
// TODO Fill in these fields
def author = "Jeff Brown"
def authorEmail = "jeff.brown@springsource.com"
def title = "Grails Clojure Plugin"
def description = '''\\
The Clojure plugin adds support for easily accessing Clojure code in a Grails application.
'''
// URL to the plugin's documentation
def documentation = "http://grails.org/Clojure+Plugin"
def doWithDynamicMethods = { ctx ->
def clojureFiles
if(application.warDeployed) {
clojureFiles = parentCtx?.getResources("**/WEB-INF/clj/*.clj")?.toList()
} else {
clojureFiles = plugin.watchedResources
}
clojureFiles.each {
it.file.withReader { reader ->
Compiler.load reader
}
}
addDynamicProperty(application.allClasses)
}
private void addDynamicProperty(classes) {
def config = org.codehaus.groovy.grails.commons.ConfigurationHolder.config
def clojurePropertyName = config.grails?.clojure?.dynamicPropertyName
if(clojurePropertyName) {
def propName = clojurePropertyName[0].toUpperCase()
if(clojurePropertyName.size() > 1) {
propName += clojurePropertyName[1..-1]
}
clojurePropertyName = propName
} else {
clojurePropertyName = 'Clj'
}
def recursiveMacroMaxDepth = config.grails?.clojure?.recursiveMacroMaxDepth
if(recursiveMacroMaxDepth && recursiveMacroMaxDepth.isNumber()) {
recursiveMacroMaxDepth = recursiveMacroMaxDepth as Integer
} else {
recursiveMacroMaxDepth = 25
}
grails.clojure.ClojureProxy.metaClass.static."getMaxMacroDepth" = {
recursiveMacroMaxDepth
}
def proxy = new grails.clojure.ClojureProxy()
classes*.metaClass*."get${clojurePropertyName}" = {
return proxy
}
}
def onChange = { event ->
def source = event.source
if(source instanceof org.springframework.core.io.FileSystemResource &&
(source.file.name.endsWith('.clj'))) {
source.file.withReader { reader ->
Compiler.load reader
}
} else if(source instanceof Class) {
addDynamicProperty([source])
}
}
}