refactor: introduce app.use-cdn property to simplify local testing.

Migration path:
- application-prod.properties: add "app.use-cdn: true" property

Fix #1059

Author: annazarubina

src/main/java/ru/mystamps/web/support/spring/boot/ThymeleafViewResolverInitializingBean.java

@@ -73,11 +73,12 @@ public void afterPropertiesSet() throws Exception {
 		}
 
 		boolean productionEnv = environment.acceptsProfiles("prod");
-		viewResolver.setStaticVariables(resourcesAsMap(productionEnv));
+		boolean useCdn = environment.getProperty("app.use-cdn", Boolean.class, Boolean.TRUE);
+		viewResolver.setStaticVariables(resourcesAsMap(productionEnv, useCdn));
 	}
 
 	// Not all URLs are exported here but only those that are being used on views
-	private Map<String, ?> resourcesAsMap(boolean production) {
+	private Map<String, ?> resourcesAsMap(boolean production, boolean useCdn) {
 		Map<String, String> map = new HashMap<>();
 
 		map.put("PUBLIC_URL", production ? SiteUrl.PUBLIC_URL : SiteUrl.SITE);
@@ -98,7 +99,7 @@ public void afterPropertiesSet() throws Exception {
 		ImageUrl.exposeResourcesToView(map, resourcesHost);
 		ResourceUrl.exposeResourcesToView(map, resourcesHost);
 
-		ResourceUrl.exposeWebjarResourcesToView(map, production);
+		ResourceUrl.exposeWebjarResourcesToView(map, useCdn);
 
 		return map;
 	}

src/main/java/ru/mystamps/web/support/spring/security/SecurityConfig.java

@@ -80,8 +80,8 @@ public void configure(WebSecurity web) throws Exception {
 	@Override
 	@SuppressWarnings({ "PMD.SignatureDeclareThrowsException", "checkstyle:linelength" })
 	protected void configure(HttpSecurity http) throws Exception {
-		boolean useCdn = environment.acceptsProfiles("prod");
 		boolean useSingleHost = !environment.acceptsProfiles("prod");
+		boolean useCdn = environment.getProperty("app.use-cdn", Boolean.class, Boolean.TRUE);
 		boolean hasH2Console = environment.acceptsProfiles("test");
 
 		// @todo #226 Introduce app.use-public-hostname property

src/main/resources/application-test.properties

@@ -44,6 +44,8 @@ logging.level.liquibase: WARN
 logging.level.org.springframework.web.servlet.handler.SimpleUrlHandlerMapping: WARN
 logging.level.org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping: WARN
 
+app.use-cdn: false
+
 # Full list of autoconfiguration classes:
 # http://docs.spring.io/spring-boot/docs/1.5.x/reference/html/auto-configuration-classes.html
 spring.autoconfigure.exclude: \

src/main/resources/application-travis.properties

@@ -40,6 +40,7 @@ logging.level.org.springframework.web.servlet.mvc.method.annotation.RequestMappi
 
 app.upload.dir: /tmp/uploads
 app.preview.dir: /tmp/preview
+app.use-cdn: false
 
 # Full list of autoconfiguration classes:
 # http://docs.spring.io/spring-boot/docs/1.5.x/reference/html/auto-configuration-classes.html

vagrant/provisioning/roles/mystamps-app/templates/application-prod.properties

@@ -33,6 +33,7 @@ logging.level.ru.mystamps.web.support.spring.security.SessionLocaleResolverAware
 
 app.upload.dir: /data/uploads
 app.preview.dir: /data/preview
+app.use-cdn: true
 
 server.session.cookie.secure: true