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Expose view url to render function in ScriptTemplateView

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After this change, with Nashorn it is possible to use either
render(template, model) or render(template, model, url).
With JRuby or Jython, specifying the 3 parameters is mandatory.

Issue: SPR-13453
This commit is contained in:
Sebastien Deleuze
2015-09-09 18:05:04 +02:00
parent ff02ad47e0
commit f3b7e9ff2d
7 changed files with 46 additions and 17 deletions
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32
spring-webmvc/src/test/java/org/springframework/web/servlet/view/script/NashornScriptTemplateTests.java
View File

@@ -56,22 +56,31 @@ public class NashornScriptTemplateTests {
Map<String, Object> model = new HashMap<>();
model.put("title", "Layout example");
model.put("body", "This is the body");
MockHttpServletResponse response = renderViewWithModel("org/springframework/web/servlet/view/script/nashorn/template.html", model);
MockHttpServletResponse response = renderViewWithModel("org/springframework/web/servlet/view/script/nashorn/template.html",
model, ScriptTemplatingConfiguration.class);
assertEquals("<html><head><title>Layout example</title></head><body><p>This is the body</p></body></html>",
response.getContentAsString());
}
private MockHttpServletResponse renderViewWithModel(String viewUrl, Map<String, Object> model) throws Exception {
ScriptTemplateView view = createViewWithUrl(viewUrl);
@Test // SPR-13453
public void renderTemplateWithUrl() throws Exception {
MockHttpServletResponse response = renderViewWithModel("org/springframework/web/servlet/view/script/nashorn/template.html",
null, ScriptTemplatingWithUrlConfiguration.class);
assertEquals("<html><head><title>Check url parameter</title></head><body><p>org/springframework/web/servlet/view/script/nashorn/template.html</p></body></html>",
response.getContentAsString());
}
private MockHttpServletResponse renderViewWithModel(String viewUrl, Map<String, Object> model, Class<?> configuration) throws Exception {
ScriptTemplateView view = createViewWithUrl(viewUrl, configuration);
MockHttpServletResponse response = new MockHttpServletResponse();
MockHttpServletRequest request = new MockHttpServletRequest();
view.renderMergedOutputModel(model, request, response);
return response;
}
private ScriptTemplateView createViewWithUrl(String viewUrl) throws Exception {
private ScriptTemplateView createViewWithUrl(String viewUrl, Class<?> configuration) throws Exception {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(ScriptTemplatingConfiguration.class);
ctx.register(configuration);
ctx.refresh();
ScriptTemplateView view = new ScriptTemplateView();
@@ -94,4 +103,17 @@ public class NashornScriptTemplateTests {
}
}
@Configuration
static class ScriptTemplatingWithUrlConfiguration {
@Bean
public ScriptTemplateConfigurer nashornConfigurer() {
ScriptTemplateConfigurer configurer = new ScriptTemplateConfigurer();
configurer.setEngineName("nashorn");
configurer.setScripts("org/springframework/web/servlet/view/script/nashorn/render.js");
configurer.setRenderFunction("renderWithUrl");
return configurer;
}
}
}

3
spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/jruby/render.rb
View File

@@ -3,8 +3,7 @@ require 'ostruct'
require 'java'
# Renders an ERB template against a hashmap of variables.
# template should be a Java InputStream
def render(template, variables)
def render(template, variables, url)
context = OpenStruct.new(variables).instance_eval do
variables.each do |k, v|
instance_variable_set(k, v) if k[0] == '@'

2
spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/jython/render.py
View File

@@ -1,5 +1,5 @@
from string import Template
def render(template, model):
def render(template, model, url):
s = Template(template)
return s.substitute(model)

6
spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/nashorn/render.js
View File

@@ -1,3 +1,7 @@
function render(template, model) {
return template.replace("{{title}}", model.title).replace("{{body}}", model.body);
}
}
function renderWithUrl(template, model, url) {
return template.replace("{{title}}", "Check url parameter").replace("{{body}}", url);
}