private TikaImageExtractingParser(RenderingContext renderingContext) {
this.renderingContext = renderingContext;
// Our expected types
types = new HashSet<MediaType>();
types.add(MediaType.image("bmp"));
types.add(MediaType.image("gif"));
types.add(MediaType.image("jpg"));
types.add(MediaType.image("jpeg"));
types.add(MediaType.image("png"));
types.add(MediaType.image("tiff"));
// Are images going in the same place as the HTML?
if (renderingContext.getParamWithDefault(PARAM_IMAGES_SAME_FOLDER, false)) {
RenditionLocation location =
resolveRenditionLocation(
renderingContext.getSourceNode(),
renderingContext.getDefinition(),
renderingContext.getDestinationNode());
imgFolder = location.getParentRef();
if (logger.isDebugEnabled()) {
logger.debug("Using imgFolder: " + imgFolder);
}
}
}
/**
* Creates a directory to store the images in. The directory will be a sibling of the rendered
* HTML, and named similar to it. Note this is only required if {@link #PARAM_IMAGES_SAME_FOLDER}
* is false (the default).
*/
private NodeRef createImagesDirectory(RenderingContext context) {
// It should be a sibling of the HTML in it's eventual location
// (not it's current temporary one!)
RenditionLocation location =
resolveRenditionLocation(
context.getSourceNode(), context.getDefinition(), context.getDestinationNode());
NodeRef parent = location.getParentRef();
// Figure out what to call it, based on the HTML node
String folderName = getImagesDirectoryName(context);
// It is already there?
// (eg from when the rendition is being re-run)
NodeRef imgFolder = nodeService.getChildByName(parent, ContentModel.ASSOC_CONTAINS, folderName);
if (imgFolder != null) return imgFolder;
// Create the directory
Map<QName, Serializable> properties = new HashMap<QName, Serializable>();
properties.put(ContentModel.PROP_NAME, folderName);
imgFolder =
nodeService
.createNode(
parent,
ContentModel.ASSOC_CONTAINS,
QName.createQName(folderName),
ContentModel.TYPE_FOLDER,
properties)
.getChildRef();
return imgFolder;
}
@SuppressWarnings("unchecked")
@Override
protected Object buildModel(RenderingContext context) {
// The templateNode can be null.
NodeRef companyHome = repository.getCompanyHome();
NodeRef templateNode = getTemplateNode(context);
Map<String, Serializable> paramMap = context.getCheckedParam(PARAM_MODEL, Map.class);
TemplateImageResolver imgResolver =
context.getCheckedParam(PARAM_IMAGE_RESOLVER, TemplateImageResolver.class);
// The fully authenticated user below is the username of the person who logged in and
// who requested the execution of the current rendition. This will not be the
// same person as the current user as renditions are executed by the system user.
String fullyAuthenticatedUser = AuthenticationUtil.getFullyAuthenticatedUser();
NodeRef person = serviceRegistry.getPersonService().getPerson(fullyAuthenticatedUser);
NodeRef userHome = repository.getUserHome(person);
Map<String, Object> model =
getTemplateService()
.buildDefaultModel(person, companyHome, userHome, templateNode, imgResolver);
TemplateNode sourceTemplateNode =
new TemplateNode(context.getSourceNode(), serviceRegistry, imgResolver);
// TODO Add xml dom here.
// model.put("xml", NodeModel.wrap(null));
model.put(KEY_NODE, sourceTemplateNode);
if (paramMap != null) model.putAll(paramMap);
return model;
}
@Test
public void emptyContext() throws Exception {
RenderingContext ctx = RenderingContext.CtxBuilder.get();
try (Closeable wrapped = ctx.wrap().open()) {
assertNull(ctx.getParameter(PARAM));
}
}
/**
* Builds a Tika-compatible SAX content handler, which will be used to generate+capture the XHTML
*/
private ContentHandler buildContentHandler(Writer output, RenderingContext context) {
// Create the main transformer
SAXTransformerFactory factory = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
TransformerHandler handler;
try {
handler = factory.newTransformerHandler();
} catch (TransformerConfigurationException e) {
throw new RenditionServiceException("SAX Processing isn't available - " + e);
}
handler.getTransformer().setOutputProperty(OutputKeys.INDENT, "yes");
handler.setResult(new StreamResult(output));
handler.getTransformer().setOutputProperty(OutputKeys.METHOD, "xml");
// Change the image links as they go past
String dirName = null, imgPrefix = null;
if (context.getParamWithDefault(PARAM_IMAGES_SAME_FOLDER, false)) {
imgPrefix = getImagesPrefixName(context);
} else {
dirName = getImagesDirectoryName(context);
}
ContentHandler contentHandler =
new TikaImageRewritingContentHandler(handler, dirName, imgPrefix);
// If required, wrap it to only return the body
boolean bodyOnly = context.getParamWithDefault(PARAM_BODY_CONTENTS_ONLY, false);
if (bodyOnly) {
contentHandler = new BodyContentHandler(contentHandler);
}
// All done
return contentHandler;
}
@Test
public void basicParameterOverridesWrapped() throws Exception {
RenderingContext ctx = RenderingContext.CtxBuilder.param(PARAM, VALUE2).get();
try (Closeable wrapped = ctx.wrap().with(PARAM, VALUE1).open()) {
Object value = ctx.getParameter(PARAM);
assertNotNull(value);
assertEquals(VALUE2, value);
}
}
@Test
public void testControlDepthDefaultIsRoot() throws IOException {
RenderingContext ctx = RenderingContext.CtxBuilder.get();
try (Closeable wrappedRoot = ctx.wrap().controlDepth().open()) {
try (Closeable wrappedChild = ctx.wrap().controlDepth().open()) {
fail();
} catch (MaxDepthReachedException mdre) {
// ok
}
} catch (MaxDepthReachedException mdre) {
fail();
}
}
private TIntObjectHashMap<TIntArrayList> sortObjectsByProperOrder(
RenderingContext rc, List<BinaryMapDataObject> objects, RenderingRuleSearchRequest render) {
int sz = objects.size();
TIntObjectHashMap<TIntArrayList> orderMap = new TIntObjectHashMap<TIntArrayList>();
if (render != null) {
render.clearState();
for (int i = 0; i < sz; i++) {
BinaryMapDataObject o = objects.get(i);
int sh = i << 8;
for (int j = 0; j < o.getTypes().length; j++) {
// put(orderMap, BinaryMapDataObject.getOrder(o.getTypes()[j]), sh + j, init);
int wholeType = o.getTypes()[j];
int layer = 0;
if (o.getPointsLength() > 1) {
layer = o.getSimpleLayer();
}
TagValuePair pair = o.getMapIndex().decodeType(wholeType);
if (pair != null) {
render.setTagValueZoomLayer(pair.tag, pair.value, rc.zoom, layer, o);
render.setBooleanFilter(render.ALL.R_AREA, o.isArea());
render.setBooleanFilter(render.ALL.R_POINT, o.getPointsLength() == 1);
render.setBooleanFilter(render.ALL.R_CYCLE, o.isCycle());
if (render.search(RenderingRulesStorage.ORDER_RULES)) {
int objectType = render.getIntPropertyValue(render.ALL.R_OBJECT_TYPE);
int order = render.getIntPropertyValue(render.ALL.R_ORDER);
put(orderMap, (order << 2) | objectType, sh + j);
if (objectType == 3) {
// add icon point all the time
put(orderMap, (128 << 2) | 1, sh + j);
}
if (render.isSpecified(render.ALL.R_SHADOW_LEVEL)) {
rc.shadowLevelMin = Math.min(rc.shadowLevelMin, order);
rc.shadowLevelMax = Math.max(rc.shadowLevelMax, order);
render.clearValue(render.ALL.R_SHADOW_LEVEL);
}
}
}
}
if (rc.interrupted) {
return orderMap;
}
}
}
return orderMap;
}
/** @return if map could be replaced */
public void generateNewBitmapNative(
RenderingContext rc,
NativeOsmandLibrary library,
NativeSearchResult searchResultHandler,
Bitmap bmp,
RenderingRuleSearchRequest render,
final List<IMapDownloaderCallback> notifyList) {
long now = System.currentTimeMillis();
if (rc.width > 0 && rc.height > 0 && searchResultHandler != null) {
// init rendering context
rc.tileDivisor = (int) (1 << (31 - rc.zoom));
rc.cosRotateTileSize = FloatMath.cos((float) Math.toRadians(rc.rotate)) * TILE_SIZE;
rc.sinRotateTileSize = FloatMath.sin((float) Math.toRadians(rc.rotate)) * TILE_SIZE;
try {
if (Looper.getMainLooper() != null && library.useDirectRendering()) {
final Handler h = new Handler(Looper.getMainLooper());
notifyListenersWithDelay(rc, notifyList, h);
}
// Native library will decide on it's own best way of rendering
// If res.bitmapBuffer is null, it indicates that rendering was done directly to
// memory of passed bitmap, but this is supported only on Android >= 2.2
final NativeLibrary.RenderingGenerationResult res =
library.generateRendering(rc, searchResultHandler, bmp, bmp.hasAlpha(), render);
rc.ended = true;
notifyListeners(notifyList);
long time = System.currentTimeMillis() - now;
rc.renderingDebugInfo =
String.format(
"Rendering: %s ms (%s text)\n"
+ "(%s points, %s points inside, %s of %s objects visible)\n", //$NON-NLS-1$
time,
rc.textRenderingTime,
rc.pointCount,
rc.pointInsideCount,
rc.visible,
rc.allObjects);
// See upper note
if (res.bitmapBuffer != null) {
bmp.copyPixelsFromBuffer(res.bitmapBuffer);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
/** Asks Tika to translate the contents into HTML */
private void generateHTML(Parser p, RenderingContext context) {
ContentReader contentReader = context.makeContentReader();
// Setup things to parse with
StringWriter sw = new StringWriter();
ContentHandler handler = buildContentHandler(sw, context);
// Tell Tika what we're dealing with
Metadata metadata = new Metadata();
metadata.set(Metadata.CONTENT_TYPE, contentReader.getMimetype());
metadata.set(
Metadata.RESOURCE_NAME_KEY,
nodeService.getProperty(context.getSourceNode(), ContentModel.PROP_NAME).toString());
// Our parse context needs to extract images
ParseContext parseContext = new ParseContext();
parseContext.set(Parser.class, new TikaImageExtractingParser(context));
// Parse
try {
p.parse(contentReader.getContentInputStream(), handler, metadata, parseContext);
} catch (Exception e) {
throw new RenditionServiceException("Tika HTML Conversion Failed", e);
}
// As a string
String html = sw.toString();
// If we're doing body-only, remove all the html namespaces
// that will otherwise clutter up the document
boolean bodyOnly = context.getParamWithDefault(PARAM_BODY_CONTENTS_ONLY, false);
if (bodyOnly) {
html = html.replaceAll("<\\?xml.*?\\?>", "");
html = html.replaceAll("<p xmlns=\"http://www.w3.org/1999/xhtml\"", "<p");
html = html.replaceAll("<h(\\d) xmlns=\"http://www.w3.org/1999/xhtml\"", "<h\\1");
html = html.replaceAll("<div xmlns=\"http://www.w3.org/1999/xhtml\"", "<div");
html = html.replaceAll("<table xmlns=\"http://www.w3.org/1999/xhtml\"", "<table");
html = html.replaceAll(" ", "");
}
// Save it
ContentWriter contentWriter = context.makeContentWriter();
contentWriter.setMimetype("text/html");
contentWriter.putContent(html);
}
/** What prefix should be applied to the name of images? */
private String getImagesPrefixName(RenderingContext context) {
if (context.getParamWithDefault(PARAM_IMAGES_SAME_FOLDER, false)) {
// Prefix with the name of the source node
return getHtmlBaseName(context) + "_";
} else {
// They have their own folder, so no prefix is needed
return "";
}
}
private String getHtmlBaseName(RenderingContext context) {
// Based on the name of the source node, which will
// also largely be the name of the html node
String baseName =
nodeService.getProperty(context.getSourceNode(), ContentModel.PROP_NAME).toString();
if (baseName.lastIndexOf('.') > -1) {
baseName = baseName.substring(0, baseName.lastIndexOf('.'));
}
return baseName;
}
private void processTemplate(
RenderingContext context, NodeRef templateNode, Object model, Writer out) {
String templateType = getTemplateType();
String template = context.getCheckedParam(PARAM_TEMPLATE, String.class);
if (template != null) {
templateService.processTemplateString(templateType, template, model, out);
} else if (templateNode != null) {
templateService.processTemplate(templateType, templateNode.toString(), model, out);
} else {
throwTemplateParamsNotFoundException();
}
}
@Test
public void testMaxControlDepth() throws IOException {
RenderingContext ctx = RenderingContext.CtxBuilder.depth(DepthValues.max).get();
try (Closeable wrappedRoot = ctx.wrap().controlDepth().open()) {
try (Closeable wrappedChild = ctx.wrap().controlDepth().open()) {
try (Closeable wrappedMax = ctx.wrap().controlDepth().open()) {
try (Closeable wrappedOver = ctx.wrap().controlDepth().open()) {
fail();
} catch (MaxDepthReachedException mdre) {
// ok
}
} catch (MaxDepthReachedException mdre) {
fail();
}
} catch (MaxDepthReachedException mdre) {
fail();
}
} catch (MaxDepthReachedException mdre) {
fail();
}
}
protected NodeRef getTemplateNode(RenderingContext context) {
NodeRef node = context.getCheckedParam(PARAM_TEMPLATE_NODE, NodeRef.class);
if (node == null) {
String path = context.getCheckedParam(PARAM_TEMPLATE_PATH, String.class);
if (path != null && path.length() > 0) {
StoreRef storeRef = context.getDestinationNode().getStoreRef();
ResultSet result = null;
try {
result = searchService.query(storeRef, SearchService.LANGUAGE_XPATH, path);
if (result.length() != 1) {
throw new RenditionServiceException("Could not find template node for path: " + path);
}
node = result.getNodeRef(0);
} finally {
if (result != null) {
result.close();
}
}
}
}
return node;
}
/*
* (non-Javadoc)
* @see org.alfresco.repo.rendition.executer.AbstractRenderingEngine#render(org.alfresco.repo.rendition.executer.AbstractRenderingEngine.RenderingContext)
*/
@Override
protected void render(RenderingContext context) {
ContentReader contentReader = context.makeContentReader();
String sourceMimeType = contentReader.getMimetype();
// Check that Tika supports the supplied file
AutoDetectParser p = new AutoDetectParser(tikaConfig);
MediaType sourceMediaType = MediaType.parse(sourceMimeType);
if (!p.getParsers().containsKey(sourceMediaType)) {
throw new RenditionServiceException(
"Source mime type of "
+ sourceMimeType
+ " is not supported by Tika for HTML conversions");
}
// Make the HTML Version using Tika
// This will also extract out any images as found
generateHTML(p, context);
}
private void drawIconsOverCanvas(RenderingContext rc, Canvas cv) {
int skewConstant = (int) rc.getDensityValue(16);
int iconsW = rc.width / skewConstant;
int iconsH = rc.height / skewConstant;
int[] alreadyDrawnIcons = new int[iconsW * iconsH / 32];
for (IconDrawInfo icon : rc.iconsToDraw) {
if (icon.resId != null) {
Bitmap ico = RenderingIcons.getIcon(context, icon.resId);
if (ico != null) {
if (icon.y >= 0 && icon.y < rc.height && icon.x >= 0 && icon.x < rc.width) {
int z = (((int) icon.x / skewConstant) + ((int) icon.y / skewConstant) * iconsW);
int i = z / 32;
if (i >= alreadyDrawnIcons.length) {
continue;
}
int ind = alreadyDrawnIcons[i];
int b = z % 32;
// check bit b if it is set
if (((ind >> b) & 1) == 0) {
alreadyDrawnIcons[i] = ind | (1 << b);
if (rc.getDensityValue(1) != 1) {
float left = icon.x - rc.getDensityValue(ico.getWidth() / 2);
float top = icon.y - rc.getDensityValue(ico.getHeight() / 2);
cv.drawBitmap(
ico,
null,
new RectF(
left,
top,
left + rc.getDensityValue(ico.getWidth()),
top + rc.getDensityValue(ico.getHeight())),
paintIcon);
} else {
cv.drawBitmap(
ico, icon.x - ico.getWidth() / 2, icon.y - ico.getHeight() / 2, paintIcon);
}
}
}
}
}
if (rc.interrupted) {
return;
}
}
}
/*
* @see org.alfresco.repo.rendition.executer.AbstractRenderingEngine#render(org
* .alfresco.service.cmr.repository.NodeRef, org.alfresco.service.cmr.rendition.RenditionDefinition,
* org.alfresco.service.cmr.repository.ContentReader, org.alfresco.service.cmr.repository.ChildAssociationRef)
*/
@Override
protected void render(RenderingContext context) {
NodeRef templateNode = getTemplateNode(context);
Writer writer = null;
try {
Object model = buildModel(context);
ContentWriter contentWriter = context.makeContentWriter();
writer = new OutputStreamWriter(contentWriter.getContentOutputStream());
processTemplate(context, templateNode, model, writer);
} catch (RuntimeException ex) {
throw ex;
} catch (Exception ex) {
log.warn("Unexpected error while rendering through XSLT rendering engine.", ex);
} finally {
if (writer != null) {
try {
writer.flush();
writer.close();
} catch (IOException ex) {
log.warn("Failed to correctly close content writer.", ex);
}
}
}
}
public final void renderViolations() {
violationRenderedComponents = new HashSet<>();
// Clean up previous hints
for (final RenderingContext renderingContext : renderingContexts) {
final Renderer renderer = renderingContext.getRenderer();
renderer.clean(renderingContext);
}
// Adding new ones based on validation results
for (final RenderingContext renderingContext : renderingContexts) {
final Renderer renderer = renderingContext.getRenderer();
if (!violationRenderedComponents.contains(renderingContext.getComponent())) {
if (renderer.renderViolation(renderingContext)) {
violationRenderedComponents.add(renderingContext.getComponent());
}
}
}
}
@Test
public void noContext() throws Exception {
RenderingContext ctx = RenderingContext.CtxBuilder.get();
assertNull(ctx.getParameter(PARAM));
}
public void generateNewBitmap(
RenderingContext rc,
List<BinaryMapDataObject> objects,
Bitmap bmp,
RenderingRuleSearchRequest render,
final List<IMapDownloaderCallback> notifyList) {
long now = System.currentTimeMillis();
// fill area
Canvas cv = new Canvas(bmp);
if (rc.defaultColor != 0) {
cv.drawColor(rc.defaultColor);
}
if (objects != null && !objects.isEmpty() && rc.width > 0 && rc.height > 0) {
// init rendering context
rc.tileDivisor = (int) (1 << (31 - rc.zoom));
rc.cosRotateTileSize = FloatMath.cos((float) Math.toRadians(rc.rotate)) * TILE_SIZE;
rc.sinRotateTileSize = FloatMath.sin((float) Math.toRadians(rc.rotate)) * TILE_SIZE;
// put in order map
TIntObjectHashMap<TIntArrayList> orderMap = sortObjectsByProperOrder(rc, objects, render);
int objCount = 0;
int[] keys = orderMap.keys();
Arrays.sort(keys);
boolean shadowDrawn = false;
for (int k = 0; k < keys.length; k++) {
if (!shadowDrawn
&& (keys[k] >> 2) >= rc.shadowLevelMin
&& (keys[k] >> 2) <= rc.shadowLevelMax
&& rc.shadowRenderingMode > 1) {
for (int ki = k; ki < keys.length; ki++) {
if ((keys[ki] >> 2) > rc.shadowLevelMax || rc.interrupted) {
break;
}
TIntArrayList list = orderMap.get(keys[ki]);
for (int j = 0; j < list.size(); j++) {
int i = list.get(j);
int ind = i >> 8;
int l = i & 0xff;
BinaryMapDataObject obj = objects.get(ind);
// show text only for main type
drawObj(obj, render, cv, rc, l, l == 0, true, (keys[ki] & 3));
objCount++;
}
}
shadowDrawn = true;
}
if (rc.interrupted) {
return;
}
TIntArrayList list = orderMap.get(keys[k]);
for (int j = 0; j < list.size(); j++) {
int i = list.get(j);
int ind = i >> 8;
int l = i & 0xff;
BinaryMapDataObject obj = objects.get(ind);
// show text only for main type
drawObj(obj, render, cv, rc, l, l == 0, false, (keys[k] & 3));
objCount++;
}
rc.lastRenderedKey = (keys[k] >> 2);
if (objCount > 25) {
notifyListeners(notifyList);
objCount = 0;
}
}
long beforeIconTextTime = System.currentTimeMillis() - now;
notifyListeners(notifyList);
drawIconsOverCanvas(rc, cv);
notifyListeners(notifyList);
textRenderer.drawTextOverCanvas(rc, cv, rc.useEnglishNames);
long time = System.currentTimeMillis() - now;
rc.renderingDebugInfo =
String.format(
"Rendering: %s ms (%s text)\n"
+ "(%s points, %s points inside, %s of %s objects visible)", //$NON-NLS-1$
time,
time - beforeIconTextTime,
rc.pointCount,
rc.pointInsideCount,
rc.visible,
rc.allObjects);
log.info(rc.renderingDebugInfo);
}
}
