X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Facr%2FContentUtils.java;h=a6acb8a34bc9505e2c44badbbfe65b94941c2d5e;hb=54df376a9c2dd458a82eaa09bfbb718fe699dd0d;hp=2dcaeafaada5349810b0b659de825ffd3b390871;hpb=dcdbf77c4ec46f1dcad5d3fa011fe072e921f187;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java b/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
index 2dcaeafaa..a6acb8a34 100644
--- a/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
+++ b/org.argeo.cms/src/org/argeo/cms/acr/ContentUtils.java
@@ -1,11 +1,26 @@
 package org.argeo.cms.acr;
 
 import java.io.PrintStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.StringJoiner;
 import java.util.function.BiConsumer;
 
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
 import javax.xml.namespace.QName;
 
 import org.argeo.api.acr.Content;
+import org.argeo.api.acr.ContentRepository;
+import org.argeo.api.acr.ContentSession;
+import org.argeo.api.acr.DName;
+import org.argeo.api.cms.CmsAuth;
+import org.argeo.api.cms.directory.Directory;
+import org.argeo.api.cms.directory.HierarchyUnit;
+import org.argeo.cms.CmsUserManager;
+import org.argeo.cms.osgi.useradmin.UserDirectory;
+import org.argeo.cms.util.CurrentSubject;
+import org.osgi.service.useradmin.Role;
 
 /** Utilities and routines around {@link Content}. */
 public class ContentUtils {
@@ -49,18 +64,137 @@ public class ContentUtils {
 //		return t instanceof String;
 //	}
 
+	public static final char SLASH = '/';
+	public static final String SLASH_STRING = Character.toString(SLASH);
+	public static final String ROOT_SLASH = "" + SLASH;
+	public static final String EMPTY = "";
+
 	/**
 	 * Split a path (with '/' separator) in an array of length 2, the first part
 	 * being the parent path (which could be either absolute or relative), the
-	 * second one being the last segment, (guaranteed to be with '/').
+	 * second one being the last segment, (guaranteed to be without a '/').
 	 */
 	public static String[] getParentPath(String path) {
-		int parentIndex = path.lastIndexOf('/');
-		// TODO make it more robust
-		return new String[] { parentIndex != 0 ? path.substring(0, parentIndex) : "/",
+		if (path == null)
+			throw new IllegalArgumentException("Path cannot be null");
+		if (path.length() == 0)
+			throw new IllegalArgumentException("Path cannot be empty");
+		checkDoubleSlash(path);
+		int parentIndex = path.lastIndexOf(SLASH);
+		if (parentIndex == path.length() - 1) {// trailing '/'
+			path = path.substring(0, path.length() - 1);
+			parentIndex = path.lastIndexOf(SLASH);
+		}
+
+		if (parentIndex == -1) // no '/'
+			return new String[] { EMPTY, path };
+
+		return new String[] { parentIndex != 0 ? path.substring(0, parentIndex) : "" + SLASH,
 				path.substring(parentIndex + 1) };
 	}
 
+	public static String toPath(List<String> segments) {
+		// TODO checks
+		StringJoiner sj = new StringJoiner("/");
+		segments.forEach((s) -> sj.add(s));
+		return sj.toString();
+	}
+
+	public static List<String> toPathSegments(String path) {
+		List<String> res = new ArrayList<>();
+		if (EMPTY.equals(path) || ROOT_SLASH.equals(path))
+			return res;
+		collectPathSegments(path, res);
+		return res;
+	}
+
+	private static void collectPathSegments(String path, List<String> segments) {
+		String[] parent = getParentPath(path);
+		if (EMPTY.equals(parent[1])) // root
+			return;
+		segments.add(0, parent[1]);
+		if (EMPTY.equals(parent[0])) // end
+			return;
+		collectPathSegments(parent[0], segments);
+	}
+
+	public static void checkDoubleSlash(String path) {
+		if (path.contains(SLASH + "" + SLASH))
+			throw new IllegalArgumentException("Path " + path + " contains //");
+	}
+
+	/*
+	 * DIRECTORY
+	 */
+
+	public static Content roleToContent(CmsUserManager userManager, ContentSession contentSession, Role role) {
+		UserDirectory userDirectory = userManager.getDirectory(role);
+		String path = directoryPath(userDirectory) + userDirectory.getRolePath(role);
+		Content content = contentSession.get(path);
+		return content;
+	}
+
+	public static Content hierarchyUnitToContent(ContentSession contentSession, HierarchyUnit hierarchyUnit) {
+		Directory directory = hierarchyUnit.getDirectory();
+		StringJoiner relativePath = new StringJoiner(SLASH_STRING);
+		buildHierarchyUnitPath(hierarchyUnit, relativePath);
+		String path = directoryPath(directory) + relativePath.toString();
+		Content content = contentSession.get(path);
+		return content;
+	}
+
+	/** The path to this {@link Directory}. Ends with a /. */
+	private static String directoryPath(Directory directory) {
+		return CmsContentRepository.DIRECTORY_BASE + SLASH + directory.getName() + SLASH;
+	}
+
+	/** Recursively build a relative path of a {@link HierarchyUnit}. */
+	private static void buildHierarchyUnitPath(HierarchyUnit current, StringJoiner relativePath) {
+		if (current.getParent() == null) // directory
+			return;
+		buildHierarchyUnitPath(current.getParent(), relativePath);
+		relativePath.add(current.getHierarchyUnitName());
+	}
+
+	/*
+	 * CONSUMER UTILS
+	 */
+
+	public static Content createCollections(ContentSession session, String path) {
+		if (session.exists(path)) {
+			Content content = session.get(path);
+			if (!content.isContentClass(DName.collection.qName())) {
+				throw new IllegalStateException("Content " + path + " already exists, but is not a collection");
+			} else {
+				return content;
+			}
+		} else {
+			String[] parentPath = getParentPath(path);
+			Content parent = createCollections(session, parentPath[0]);
+			Content content = parent.add(parentPath[1], DName.collection.qName());
+			return content;
+		}
+	}
+
+	public static ContentSession openDataAdminSession(ContentRepository repository) {
+		LoginContext loginContext;
+		try {
+			loginContext = CmsAuth.DATA_ADMIN.newLoginContext();
+			loginContext.login();
+		} catch (LoginException e1) {
+			throw new RuntimeException("Could not login as data admin", e1);
+		} finally {
+		}
+
+		ClassLoader currentCl = Thread.currentThread().getContextClassLoader();
+		try {
+			Thread.currentThread().setContextClassLoader(ContentUtils.class.getClassLoader());
+			return CurrentSubject.callAs(loginContext.getSubject(), () -> repository.get());
+		} finally {
+			Thread.currentThread().setContextClassLoader(currentCl);
+		}
+	}
+
 	/** Singleton. */
 	private ContentUtils() {