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heavily improved oid inlay provider, download intention, deprecated a…
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179 changes: 179 additions & 0 deletions
179
studio-idea-plugin/src/main/java/com/evolveum/midpoint/studio/util/PsiUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,179 @@ | ||
| package com.evolveum.midpoint.studio.util; | ||
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| import com.evolveum.midpoint.util.QNameUtil; | ||
| import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectReferenceType; | ||
| import com.intellij.openapi.project.Project; | ||
| import com.intellij.psi.PsiElement; | ||
| import com.intellij.psi.PsiFile; | ||
| import com.intellij.psi.PsiReference; | ||
| import com.intellij.psi.impl.source.xml.TagNameReference; | ||
| import com.intellij.psi.xml.XmlElement; | ||
| import com.intellij.psi.xml.XmlFile; | ||
| import com.intellij.psi.xml.XmlTag; | ||
| import org.apache.commons.lang3.StringUtils; | ||
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| import javax.xml.namespace.QName; | ||
| import java.util.Arrays; | ||
| import java.util.Objects; | ||
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| public class PsiUtils { | ||
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| public static boolean isXmlElement(PsiElement element) { | ||
| Project project = element.getProject(); | ||
| if (!MidPointUtils.hasMidPointFacet(project)) { | ||
| return false; | ||
| } | ||
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|
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| if (element == null || !element.isValid()) { | ||
| return false; | ||
| } | ||
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| PsiFile file = element.getContainingFile(); | ||
| if (!(file instanceof XmlFile)) { | ||
| return false; | ||
| } | ||
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| return (element instanceof XmlElement); | ||
| } | ||
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| public static XmlTag getParentTag(PsiElement element) { | ||
| if (element == null) { | ||
| return null; | ||
| } | ||
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| if (!(element instanceof XmlElement xmlElement)) { | ||
| return null; | ||
| } | ||
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| if (element instanceof XmlTag tag) { | ||
| return tag; | ||
| } | ||
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| return getParentTag(element.getParent()); | ||
| } | ||
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| /** | ||
| * @param element | ||
| * @return XmlTag if element is inside c:ObjectReferenceType, null otherwise | ||
| */ | ||
| public static XmlTag findObjectReferenceTag(PsiElement element) { | ||
| XmlTag parentTag = PsiUtils.getParentTag(element); | ||
| if (parentTag == null) { | ||
| return null; | ||
| } | ||
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| // parentTag should be type of c:ObjectReferenceType or | ||
| // <oid> with parent c:ObjectReferenceType (undocumented, experimental) | ||
| XmlTag possibleReference = parentTag; | ||
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| QName parentTagName = MidPointUtils.createQName(parentTag); | ||
| if (possibleReference.getParentTag() != null && ( | ||
| Objects.equals(parentTagName, ObjectReferenceType.F_OID) | ||
| || Objects.equals(parentTagName, ObjectReferenceType.F_TYPE))) { | ||
| possibleReference = possibleReference.getParentTag(); | ||
| } | ||
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| XmlTag xsd = getXsdReference(possibleReference); | ||
| if (xsd == null || xsd == possibleReference) { | ||
| // xsd definition not found or tag points to itself (in case schema is not available or not indexed yet) | ||
| return null; | ||
| } | ||
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| String type = xsd.getAttributeValue("type", xsd.getNamespace()); | ||
| if (type == null) { | ||
| return null; | ||
| } | ||
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| QNameUtil.PrefixedName name = QNameUtil.parsePrefixedName(type); | ||
| if (!Objects.equals(name.localName(), ObjectReferenceType.COMPLEX_TYPE.getLocalPart())) { | ||
| return null; | ||
| } | ||
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| String namespace = xsd.getNamespaceByPrefix(name.prefix()); | ||
| if (!Objects.equals(namespace, ObjectReferenceType.COMPLEX_TYPE.getNamespaceURI())) { | ||
| return null; | ||
| } | ||
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| return possibleReference; | ||
| } | ||
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| public static XmlTag getXsdReference(XmlElement tag) { | ||
| PsiReference ref = tag.getReference(); | ||
| if (!(ref instanceof TagNameReference tagNameReference)) { | ||
| return null; | ||
| } | ||
|
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| PsiElement reference = tagNameReference.resolve(); | ||
| if (!(reference instanceof XmlTag xsd)) { | ||
| return null; | ||
| } | ||
|
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| return xsd; | ||
| } | ||
|
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| public static QName getTypeFromReferenceTag(XmlTag reference) { | ||
| return getTypeFromReferenceTag(reference, null); | ||
| } | ||
|
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| public static QName getTypeFromReferenceTag(XmlTag reference, QName defaultType) { | ||
| if (reference == null) { | ||
| return defaultType; | ||
| } | ||
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| String type = reference.getAttributeValue("type"); | ||
| if (type != null) { | ||
| return getTextToQName(type, reference); | ||
| } | ||
|
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| return Arrays.stream(reference.getSubTags()) | ||
| .filter(tag -> Objects.equals(tag.getLocalName(), "type")) | ||
| .map(t -> t.getValue().getText()) | ||
| .map(v -> getTextToQName(v, reference)) | ||
| .filter(q -> q != null) | ||
| .findFirst() | ||
| .orElse(null); | ||
| } | ||
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| private static QName getTextToQName(String value, XmlTag tag) { | ||
| QNameUtil.PrefixedName prefixed = QNameUtil.parsePrefixedName(value); | ||
| String ns = tag.getNamespaceByPrefix(prefixed.prefix()); | ||
| return new QName(ns, prefixed.localName()); | ||
| } | ||
|
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| /** | ||
| * Check whether tag is <c:oid>, doesn't check parent whether it's reference. | ||
| * | ||
| * @param element | ||
| * @return | ||
| */ | ||
| public static boolean isReferenceOidTag(PsiElement element) { | ||
| if (element == null) { | ||
| return false; | ||
| } | ||
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| if (!(element instanceof XmlTag tag)) { | ||
| return false; | ||
| } | ||
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| QName name = MidPointUtils.createQName(tag); | ||
| return Objects.equals(name, ObjectReferenceType.F_OID); | ||
| } | ||
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| public static String getOidFromReferenceTag(XmlTag reference) { | ||
| if (reference == null) { | ||
| return null; | ||
| } | ||
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| String oid = reference.getAttributeValue("oid"); | ||
| if (oid != null) { | ||
| return oid; | ||
| } | ||
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| return Arrays.stream(reference.getSubTags()) | ||
| .filter(tag -> isReferenceOidTag(tag)) | ||
| .map(t -> t.getValue().getText()) | ||
| .filter(StringUtils::isNotBlank) | ||
| .findFirst() | ||
| .orElse(null); | ||
| } | ||
| } |