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add xhtml processing directly

This commit is contained in:
Grahame Grieve 2019-12-18 11:30:33 +11:00
parent 23fdcf304d
commit e5a709e8e8
1 changed files with 40 additions and 0 deletions
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40
org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/utils/LiquidEngine.java
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@ -37,6 +37,8 @@ import org.hl7.fhir.r5.model.ValueSet;
import org.hl7.fhir.r5.utils.FHIRPathEngine.ExpressionNodeWithOffset;
import org.hl7.fhir.r5.utils.FHIRPathEngine.IEvaluationContext;
import org.hl7.fhir.utilities.Utilities;
import org.hl7.fhir.utilities.xhtml.NodeType;
import org.hl7.fhir.utilities.xhtml.XhtmlNode;
public class LiquidEngine implements IEvaluationContext {
@ -427,4 +429,42 @@ public class LiquidEngine implements IEvaluationContext {
return engine.getWorker().fetchResource(ValueSet.class, url);
}
/**
* Lightweight method to replace fixed constants in resources
*
* @param node
* @param vars
* @return
*/
public boolean replaceInHtml(XhtmlNode node, Map<String, String> vars) {
boolean replaced = false;
if (node.getNodeType() == NodeType.Text || node.getNodeType() == NodeType.Comment) {
String cnt = node.getContent();
for (String n : vars.keySet()) {
cnt = cnt.replace(n, vars.get(n));
}
if (!cnt.equals(node.getContent())) {
node.setContent(cnt);
replaced = true;
}
} else if (node.getNodeType() == NodeType.Element || node.getNodeType() == NodeType.Document) {
for (XhtmlNode c : node.getChildNodes()) {
if (replaceInHtml(c, vars)) {
replaced = true;
}
}
for (String an : node.getAttributes().keySet()) {
String cnt = node.getAttributes().get(an);
for (String n : vars.keySet()) {
cnt = cnt.replace(n, vars.get(n));
}
if (!cnt.equals(node.getAttributes().get(an))) {
node.getAttributes().put(an, cnt);
replaced = true;
}
}
}
return replaced;
}
}