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Refactoring static_menu.xml
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Lines changed: 841 additions & 190 deletions

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‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/MenuListJSONSerializerForREST.java‎

Lines changed: 150 additions & 188 deletions
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‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/StaticMenuRegistry.java‎

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package it.eng.spagobi.commons.serializer.v3;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.Node;
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import it.eng.spagobi.commons.serializer.v3.dto.AllowedUserFunctionalities;
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import it.eng.spagobi.commons.serializer.v3.dto.CommonUserFunctionalities;
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import it.eng.spagobi.commons.serializer.v3.dto.GroupItem;
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import it.eng.spagobi.commons.serializer.v3.dto.ItemMenu;
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import it.eng.spagobi.commons.serializer.v3.dto.StaticMenu;
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import it.eng.spagobi.commons.serializer.v3.dto.TechnicalUserFunctionalities;
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public final class StaticMenuRegistry {
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private static StaticMenuRegistry INSTANCE;
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private static final String CONFIG_FILE = "conf/static_menu.xml";
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private final StaticMenu cache;
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private StaticMenuRegistry() {
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try {
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this.cache = parse();
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} catch (Exception e) {
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throw new ExceptionInInitializerError("Errore caricando conf/static_menu.xml: " + e.getMessage());
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}
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}
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public static synchronized StaticMenuRegistry getInstance() {
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if (INSTANCE == null) {
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INSTANCE = new StaticMenuRegistry();
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}
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return INSTANCE;
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}
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public StaticMenu getMenu() {
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return cache;
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}
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// ======== PARSER ========
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private StaticMenu parse() {
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try (InputStream input = getClass().getClassLoader().getResourceAsStream(CONFIG_FILE)) {
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DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
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// Hardening XXE
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dbf.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
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dbf.setFeature("http://xml.org/sax/features/external-general-entities", false);
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dbf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
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dbf.setXIncludeAware(false);
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dbf.setExpandEntityReferences(false);
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dbf.setNamespaceAware(false);
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Document doc = dbf.newDocumentBuilder().parse(input);
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Element root = doc.getDocumentElement();
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// TECHNICAL_USER_FUNCTIONALITIES
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TechnicalUserFunctionalities technical = null;
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Element techEl = firstChild(root, "TECHNICAL_USER_FUNCTIONALITIES");
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if (techEl != null) {
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List<GroupItem> groups = new ArrayList<>();
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for (Element gEl : directChildren(techEl, "GROUP_ITEM")) {
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String gid = attr(gEl, "id");
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String glabel = attr(gEl, "label");
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String gicon = attr(gEl, "iconCls");
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String gto = attr(gEl, "to");
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String glicensed = attr(gEl, "toBeLicensed");
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List<ItemMenu> items = new ArrayList<>();
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for (Element itEl : directChildren(gEl, "ITEM")) {
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items.add(parseItem(itEl));
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}
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groups.add(new GroupItem(gid, glabel, gicon, gto, glicensed, items));
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}
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technical = new TechnicalUserFunctionalities(groups);
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}
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// COMMON_USER_FUNCTIONALITIES
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CommonUserFunctionalities common = null;
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Element comEl = firstChild(root, "COMMON_USER_FUNCTIONALITIES");
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if (comEl != null) {
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List<ItemMenu> items = new ArrayList<>();
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for (Element itEl : directChildren(comEl, "ITEM")) {
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items.add(parseItem(itEl));
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}
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common = new CommonUserFunctionalities(items);
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}
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// ALLOWED_USER_FUNCTIONALITIES
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AllowedUserFunctionalities allowed = null;
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Element allEl = firstChild(root, "ALLOWED_USER_FUNCTIONALITIES");
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if (allEl != null) {
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String containerId = attr(allEl, "id");
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List<ItemMenu> items = new ArrayList<>();
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for (Element itEl : directChildren(allEl, "ITEM")) {
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items.add(parseItem(itEl));
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}
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allowed = new AllowedUserFunctionalities(containerId, items);
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}
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return new StaticMenu(technical, common, allowed);
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} catch (Exception e) {
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throw new IllegalStateException("Errore nel parsing del menu statico: " + e.getMessage(), e);
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}
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}
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private ItemMenu parseItem(Element itEl) {
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return new ItemMenu(attr(itEl, "id"), attr(itEl, "label"), attr(itEl, "requiredFunctionality"), attr(itEl, "to"), attr(itEl, "command"),
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attr(itEl, "iconCls"), attr(itEl, "condition"), attr(itEl, "conditionedView"), attr(itEl, "toBeAuthorized"), attr(itEl, "toBeLicensed"));
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}
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// ======== HELPERS XML & IO ========
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private static String attr(Element e, String name) {
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return e.hasAttribute(name) ? emptyToNull(e.getAttribute(name)) : null;
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}
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private static String emptyToNull(String s) {
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return (s == null || s.isBlank()) ? null : s;
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}
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private static Element firstChild(Element parent, String tag) {
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for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
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if (n.getNodeType() == Node.ELEMENT_NODE && tag.equals(((Element) n).getTagName())) {
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return (Element) n;
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}
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}
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return null;
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}
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private static List<Element> directChildren(Element parent, String tag) {
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List<Element> out = new ArrayList<>();
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for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
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if (n.getNodeType() == Node.ELEMENT_NODE) {
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Element el = (Element) n;
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if (tag.equals(el.getTagName())) {
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out.add(el);
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}
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}
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}
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return out;
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}
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}

‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/dto/AllowedUserFunctionalities.java‎

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package it.eng.spagobi.commons.serializer.v3.dto;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public final class AllowedUserFunctionalities {
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private final String id;
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private final List<ItemMenu> items;
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public AllowedUserFunctionalities(String id, List<ItemMenu> items) {
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this.id = id;
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this.items = Collections.unmodifiableList(new ArrayList<>(items));
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}
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public String getId() {
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return id;
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}
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public List<ItemMenu> getItems() {
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return items;
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}
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}

‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/dto/CommonUserFunctionalities.java‎

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package it.eng.spagobi.commons.serializer.v3.dto;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public final class CommonUserFunctionalities {
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private final List<ItemMenu> items;
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public CommonUserFunctionalities(List<ItemMenu> items) {
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this.items = Collections.unmodifiableList(new ArrayList<>(items));
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}
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public List<ItemMenu> getItems() {
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return items;
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}
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}

‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/dto/GroupItem.java‎

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package it.eng.spagobi.commons.serializer.v3.dto;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public final class GroupItem {
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private final String id;
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private final String label;
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private final String iconCls;
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private final String to;
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private final String toBeLicensed;
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private final List<ItemMenu> items;
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public GroupItem(String id, String label, String iconCls, String to, String toBeLicensed, List<ItemMenu> items) {
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this.id = id;
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this.label = label;
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this.iconCls = iconCls;
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this.to = to;
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this.toBeLicensed = toBeLicensed;
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this.items = Collections.unmodifiableList(new ArrayList<>(items));
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}
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public String getId() {
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return id;
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}
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public String getLabel() {
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return label;
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}
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public String getIconCls() {
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return iconCls;
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}
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public String getTo() {
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return to;
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}
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public String getToBeLicensed() {
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return toBeLicensed;
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}
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public List<ItemMenu> getItems() {
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return items;
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}
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}

‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/dto/ItemMenu.java‎

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package it.eng.spagobi.commons.serializer.v3.dto;
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public final class ItemMenu {
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private final String id;
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private final String label;
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private final String requiredFunctionality;
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private final String to;
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private final String command;
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private final String iconCls;
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private final String condition;
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private final String conditionedView;
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private final String toBeAuthorized;
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private final String toBeLicensed;
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public ItemMenu(String id, String label, String requiredFunctionality, String to, String command, String iconCls, String condition, String conditionedView,
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String toBeAuthorized, String toBeLicensed) {
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this.id = id;
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this.label = label;
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this.requiredFunctionality = requiredFunctionality;
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this.to = to;
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this.command = command;
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this.iconCls = iconCls;
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this.condition = condition;
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this.conditionedView = conditionedView;
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this.toBeAuthorized = toBeAuthorized;
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this.toBeLicensed = toBeLicensed;
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}
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public String getId() {
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return id;
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}
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public String getLabel() {
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return label;
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}
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public String getRequiredFunctionality() {
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return requiredFunctionality;
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}
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public String getTo() {
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return to;
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}
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public String getCommand() {
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return command;
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}
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public String getIconCls() {
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return iconCls;
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}
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public String getCondition() {
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return condition;
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}
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public String getConditionedView() {
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return conditionedView;
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}
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public String getToBeAuthorized() {
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return toBeAuthorized;
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}
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public String getToBeLicensed() {
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return toBeLicensed;
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}
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@Override
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public String toString() {
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return "Item [id=" + id + ", label=" + label + ", requiredFunctionality=" + requiredFunctionality + ", to=" + to + ", command=" + command + ", iconCls="
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+ iconCls + ", condition=" + condition + ", conditionedView=" + conditionedView + ", toBeAuthorized=" + toBeAuthorized + ", toBeLicensed="
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+ toBeLicensed + "]";
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}
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}

‎knowage-core/src/main/java/it/eng/spagobi/commons/serializer/v3/dto/StaticMenu.java‎

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package it.eng.spagobi.commons.serializer.v3.dto;
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import java.util.HashMap;
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import java.util.Map;
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public final class StaticMenu {
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private final TechnicalUserFunctionalities technical;
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private final CommonUserFunctionalities common;
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private final AllowedUserFunctionalities allowed;
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public StaticMenu(TechnicalUserFunctionalities technical, CommonUserFunctionalities common, AllowedUserFunctionalities allowed) {
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this.technical = technical;
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this.common = common;
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this.allowed = allowed;
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Map<String, ItemMenu> itemsIdx = new HashMap<>();
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Map<String, GroupItem> groupsIdx = new HashMap<>();
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if (technical != null) {
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for (GroupItem g : technical.getGroups()) {
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if (g.getId() != null) {
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groupsIdx.put(g.getId(), g);
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}
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for (ItemMenu it : g.getItems()) {
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if (it.getId() != null) {
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itemsIdx.put(it.getId(), it);
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}
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}
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}
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}
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if (common != null) {
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for (ItemMenu it : common.getItems()) {
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if (it.getId() != null) {
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itemsIdx.put(it.getId(), it);
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}
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}
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}
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if (allowed != null) {
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for (ItemMenu it : allowed.getItems()) {
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if (it.getId() != null) {
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itemsIdx.put(it.getId(), it);
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}
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}
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}
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}
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public TechnicalUserFunctionalities getTechnical() {
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return technical;
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}
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public CommonUserFunctionalities getCommon() {
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return common;
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}
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public AllowedUserFunctionalities getAllowed() {
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return allowed;
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}
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}

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