1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34 package info.magnolia.rendering.renderer;
35
36 import info.magnolia.cms.beans.config.MIMEMapping;
37 import info.magnolia.context.MgnlContext;
38 import info.magnolia.freemarker.FreemarkerHelper;
39 import info.magnolia.objectfactory.Components;
40 import info.magnolia.rendering.context.RenderingContext;
41 import info.magnolia.rendering.engine.RenderException;
42 import info.magnolia.rendering.engine.RenderingEngine;
43 import info.magnolia.rendering.template.RenderableDefinition;
44 import info.magnolia.rendering.util.AppendableWriter;
45
46 import java.io.IOException;
47 import java.util.HashMap;
48 import java.util.Locale;
49 import java.util.Map;
50
51 import javax.inject.Inject;
52 import javax.jcr.Node;
53 import javax.servlet.http.HttpServletResponse;
54
55 import org.slf4j.Logger;
56 import org.slf4j.LoggerFactory;
57
58 import freemarker.template.TemplateException;
59
60
61
62
63 public class FreemarkerRenderer extends AbstractRenderer {
64
65 private final Logger log = LoggerFactory.getLogger(getClass());
66
67 private final FreemarkerHelper fmHelper;
68
69
70
71
72
73
74
75 public FreemarkerRenderer() {
76 this(Components.getComponent(FreemarkerHelper.class));
77 }
78
79
80
81
82 FreemarkerRenderer(FreemarkerHelper fmRenderer) {
83 this.fmHelper = fmRenderer;
84 }
85
86 @Inject
87 public FreemarkerRenderer(FreemarkerHelper fmRenderer, RenderingEngine renderingEngine) {
88 super(renderingEngine);
89 this.fmHelper = fmRenderer;
90 }
91
92 @Override
93 protected void onRender(Node content, RenderableDefinition definition, RenderingContext renderingCtx, Map<String, Object> ctx, String templateScript) throws RenderException {
94 final Locale locale = MgnlContext.getAggregationState().getLocale();
95 HttpServletResponse response = MgnlContext.getWebContext().getResponse();
96 response.setContentType(MIMEMapping.getMIMEType(MIMEMapping.DEFAULT_EXTENSION));
97
98 try {
99 AppendableWriter out = renderingCtx.getAppendable();
100 fmHelper.render(templateScript, locale, definition.getI18nBasename(), ctx, out);
101 } catch (TemplateException e) {
102 throw new RenderException(e);
103 } catch (IOException e) {
104 throw new RenderException(e);
105 }
106 }
107
108 @Override
109 protected Map<String, Object> newContext() {
110 return new HashMap<String, Object>();
111 }
112
113 public FreemarkerHelper getFmHelper() {
114 return fmHelper;
115 }
116
117 }