allow externalization of AsciiDoc engine attributes

Author: graemerocher

grails-docs/src/main/groovy/grails/doc/DocPublisher.groovy

@@ -310,7 +310,11 @@ class DocPublisher {
             // pass attributes to asciidoc
             ((AsciiDocEngine)engine).attributes.putAll(
                     version: version,
-                    apiDocs: "http://docs.grails.org/${version}/api/"
+                    apiDocs: "http://docs.grails.org/${version}/api/",
+                    sourceRepo: sourceRepo
+            )
+            ((AsciiDocEngine)engine).attributes.putAll(
+                    engineProperties
             )
         }
 

grails-docs/src/main/groovy/grails/doc/asciidoc/AsciiDocEngine.groovy

@@ -20,11 +20,7 @@ class AsciiDocEngine extends DocEngine {
     Map attributes = [
         'imagesdir': '../img',
         'source-highlighter':'coderay',
-        'icons':'font',
-        'javaee': 'https://docs.oracle.com/javaee/7/api/',
-        'javase': 'https://docs.oracle.com/javase/7/docs/api/',
-        'groovyapi': 'http://docs.groovy-lang.org/latest/html/gapi/',
-        'springapi': 'https://docs.spring.io/spring/docs/current/javadoc-api/'
+        'icons':'font'
     ]
     @Override
     String render(String content, RenderContext context) {

grails-docs/src/main/groovy/grails/doc/gradle/PublishGuide.groovy

@@ -31,7 +31,7 @@ class PublishGuide extends DefaultTask {
     @Input String language = ""
     @Input boolean asciidoc = false
     @Input @Optional String sourceRepo
-
+    @Input @Optional Properties properties = new Properties()
     Collection macros = []
     File workDir = project.buildDir as File
 
@@ -49,6 +49,8 @@ class PublishGuide extends DefaultTask {
             }
         }
 
+        props.putAll(properties)
+
         def publisher = new DocPublisher(sourceDir, targetDir)
         publisher.ant = project.ant
         publisher.asciidoc = asciidoc