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Merge pull request #2 from cqframework/fix-liquid-template-resolver 

Added a Liquid template resolver to narrative generation to support i…
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Bryn Rhodes 2022-02-23 19:45:15 -07:00 committed by GitHub
parent a63b2b2515 5544460d20
commit 3d30d946b7
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1 changed files with 18 additions and 0 deletions
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18
org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/LiquidRenderer.java
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@ -32,12 +32,30 @@ public class LiquidRenderer extends ResourceRenderer {
this.rcontext = rcontext;
this.liquidTemplate = liquidTemplate;
}
/**
* This class provides an implementation of the ILiquidEngineIncludeResolver that makes use of the
* template provider available in the rendering context to support resolving includes.
*/
private class LiquidRendererIncludeResolver implements LiquidEngine.ILiquidEngineIncludeResolver {
public LiquidRendererIncludeResolver(RenderingContext context) {
this.context = context;
}
private RenderingContext context;
@Override
public String fetchInclude(LiquidEngine engine, String name) {
return context.getTemplateProvider().findTemplate(name);
}
}
@Override
public boolean render(XhtmlNode x, Resource r) throws FHIRFormatError, DefinitionException, IOException, FHIRException, EOperationOutcome {
LiquidEngine engine = new LiquidEngine(context.getWorker(), context.getServices());
XhtmlNode xn;
try {
engine.setIncludeResolver(new LiquidRendererIncludeResolver(context.getTemplateProvider()));
LiquidDocument doc = engine.parse(liquidTemplate, "template");
String html = engine.evaluate(doc, r, rcontext);
xn = new XhtmlParser().parseFragment(html);