--- /dev/null
+package org.argeo.app.ui.docbook;
+
+import static javax.jcr.Node.JCR_CONTENT;
+import static javax.jcr.Property.JCR_DATA;
+import static javax.jcr.nodetype.NodeType.NT_FILE;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+
+import javax.jcr.Binary;
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+import javax.jcr.nodetype.NodeType;
+
+import org.argeo.api.cms.Cms2DSize;
+import org.argeo.api.cms.CmsImageManager;
+import org.argeo.app.api.EntityNames;
+import org.argeo.app.api.EntityType;
+import org.argeo.app.docbook.DbkAttr;
+import org.argeo.app.docbook.DbkType;
+import org.argeo.app.docbook.DbkUtils;
+import org.argeo.cms.ui.util.CmsUiUtils;
+import org.argeo.cms.ui.util.DefaultImageManager;
+import org.argeo.jcr.JcrException;
+import org.argeo.jcr.JcrUtils;
+import org.eclipse.swt.graphics.ImageData;
+
+/** Add DocBook images support to {@link CmsImageManager}. */
+public class DbkImageManager extends DefaultImageManager {
+ private Node baseFolder = null;
+
+ public DbkImageManager(Node baseFolder) {
+ this.baseFolder = baseFolder;
+ }
+
+ Node getImageDataNode(Node mediaObjectNode) {
+ try {
+ if (mediaObjectNode.hasNode(DbkType.imageobject.get())) {
+ Node imageDataNode = mediaObjectNode.getNode(DbkType.imageobject.get())
+ .getNode(DbkType.imagedata.get());
+ return imageDataNode;
+ } else {
+ throw new IllegalStateException("No image data found for " + mediaObjectNode);
+ }
+ } catch (RepositoryException e) {
+ throw new JcrException(e);
+ }
+ }
+
+ @Override
+ public Binary getImageBinary(Node node) {
+ Node fileNode = null;
+ if (DbkUtils.isDbk(node, DbkType.mediaobject)) {
+ Node imageDataNode = getImageDataNode(node);
+ fileNode = getFileNode(imageDataNode);
+ }
+ try {
+ if (node.isNodeType(NT_FILE)) {
+ fileNode = node;
+ }
+ if (fileNode != null) {
+ return node.getNode(JCR_CONTENT).getProperty(JCR_DATA).getBinary();
+ } else {
+ return null;
+ }
+ } catch (RepositoryException e) {
+ throw new JcrException(e);
+ }
+ }
+
+ public Cms2DSize getImageSize(Node mediaObjectNode) {
+ Node imageDataNode = getImageDataNode(mediaObjectNode);
+ Node fileNode = getFileNode(imageDataNode);
+ if (fileNode == null)
+ return new Cms2DSize(0, 0);
+ try {
+ Cms2DSize intrinsicSize;
+ if (fileNode.hasProperty(EntityNames.SVG_WIDTH) && fileNode.hasProperty(EntityNames.SVG_HEIGHT)) {
+ int width = (int) fileNode.getProperty(EntityNames.SVG_WIDTH).getLong();
+ int height = (int) fileNode.getProperty(EntityNames.SVG_HEIGHT).getLong();
+ intrinsicSize = new Cms2DSize(width, height);
+ } else {
+ try (InputStream in = JcrUtils.getFileAsStream(fileNode)) {
+ ImageData id = new ImageData(in);
+ intrinsicSize = updateSize(fileNode, id);
+ } catch (IOException e) {
+ throw new RuntimeException("Cannot load file " + fileNode, e);
+ }
+ }
+ // TODO interpret image data infos
+ return intrinsicSize;
+ } catch (RepositoryException e) {
+ throw new JcrException(e);
+ }
+ }
+
+ protected Cms2DSize updateSize(Node fileNode, ImageData id) throws RepositoryException {
+ fileNode.addMixin(EntityType.box.get());
+ fileNode.setProperty(EntityNames.SVG_WIDTH, id.width);
+ fileNode.setProperty(EntityNames.SVG_HEIGHT, id.height);
+ return new Cms2DSize(id.width, id.height);
+ }
+
+ @Override
+ protected void processNewImageFile(Node mediaObjectNode, Node fileNode, ImageData id)
+ throws RepositoryException, IOException {
+ Node imageDataNode = getImageDataNode(mediaObjectNode);
+ updateSize(fileNode, id);
+ String filePath = fileNode.getPath();
+ String relPath = filePath.substring(baseFolder.getPath().length() + 1);
+ imageDataNode.setProperty(DbkAttr.fileref.name(), relPath);
+ }
+
+ @Override
+ public String getImageUrl(Node mediaObjectNode) {
+ Node imageDataNode = getImageDataNode(mediaObjectNode);
+ // TODO factorise
+ String fileref = null;
+ try {
+ if (imageDataNode.hasProperty(DbkAttr.fileref.name()))
+ fileref = imageDataNode.getProperty(DbkAttr.fileref.name()).getString();
+ } catch (RepositoryException e) {
+ throw new JcrException(e);
+ }
+ if (fileref == null)
+ return null;
+ URI fileUri;
+ try {
+ // FIXME it messes up with the '/'
+ fileUri = new URI(URLEncoder.encode(fileref, StandardCharsets.UTF_8.toString()));
+ } catch (URISyntaxException | UnsupportedEncodingException e) {
+ throw new IllegalArgumentException("File ref in " + imageDataNode + " is badly formatted", e);
+ }
+ if (fileUri.getScheme() != null)
+ return fileUri.toString();
+ // local
+ Node fileNode = getFileNode(imageDataNode);
+ String url = CmsUiUtils.getDataPathForUrl(fileNode);
+ return url;
+ }
+
+ protected Node getFileNode(Node imageDataNode) {
+ // FIXME make URL use case more robust
+ try {
+ String fileref = null;
+ if (imageDataNode.hasProperty(DbkAttr.fileref.name()))
+ fileref = imageDataNode.getProperty(DbkAttr.fileref.name()).getString();
+ if (fileref == null)
+ return null;
+ Node fileNode;
+ if (fileref.startsWith("/"))
+ fileNode = baseFolder.getSession().getNode(fileref);
+ else
+ fileNode = baseFolder.getNode(fileref);
+ return fileNode;
+ } catch (RepositoryException e) {
+ throw new JcrException(e);
+ }
+ }
+
+ protected Node getMediaFolder() {
+ try {
+ // TODO check edition status
+ Node mediaFolder = JcrUtils.getOrAdd(baseFolder, EntityNames.MEDIA, NodeType.NT_FOLDER);
+ return mediaFolder;
+ } catch (RepositoryException e) {
+ throw new JcrException("Cannot get media folder", e);
+ }
+ }
+}
projects / gpl / argeo-suite.git / blobdiff