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https://github.com/Alfresco/alfresco-community-repo.git
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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@19103 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
165 lines
7.8 KiB
Java
165 lines
7.8 KiB
Java
/*
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* Copyright (C) 2005-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.thumbnail;
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import java.io.Serializable;
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import java.util.HashMap;
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import java.util.Map;
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import org.alfresco.repo.content.transform.magick.ImageResizeOptions;
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import org.alfresco.repo.content.transform.magick.ImageTransformationOptions;
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import org.alfresco.repo.content.transform.swf.SWFTransformationOptions;
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import org.alfresco.repo.rendition.executer.AbstractRenderingEngine;
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import org.alfresco.repo.rendition.executer.ImageRenderingEngine;
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import org.alfresco.repo.rendition.executer.ReformatRenderingEngine;
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import org.alfresco.service.cmr.rendition.RenditionDefinition;
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import org.alfresco.service.cmr.rendition.RenditionService;
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import org.alfresco.service.cmr.repository.TransformationOptions;
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import org.alfresco.service.cmr.thumbnail.ThumbnailParentAssociationDetails;
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/**
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* A helper class to convert {@link TransformationOptions transformationOptions} (a thumbnail-specific
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* class) to rendition-specific parameters and vice versa.
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*
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* @author Neil McErlean
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*/
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public class ThumbnailRenditionConvertor
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{
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public Map<String, Serializable> convert(TransformationOptions transformationOptions, ThumbnailParentAssociationDetails assocDetails)
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{
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Map<String, Serializable> parameters = new HashMap<String, Serializable>();
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// parameters common to all transformations
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putParameterIfNotNull(AbstractRenderingEngine.PARAM_SOURCE_CONTENT_PROPERTY, transformationOptions.getSourceContentProperty(), parameters);
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putParameterIfNotNull(AbstractRenderingEngine.PARAM_TARGET_CONTENT_PROPERTY, transformationOptions.getTargetContentProperty(), parameters);
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putParameterIfNotNull(RenditionService.PARAM_DESTINATION_NODE, transformationOptions.getTargetNodeRef(), parameters);
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// putParameterIfNotNull(ImageRenderingEngine.PARAM_ASSOC_NAME, assocDetails.getAssociationName(), parameters);
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// putParameterIfNotNull(ImageRenderingEngine.PARAM_ASSOC_TYPE, assocDetails.getAssociationType(), parameters);
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if (transformationOptions instanceof SWFTransformationOptions)
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{
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SWFTransformationOptions swfTransformationOptions = (SWFTransformationOptions)transformationOptions;
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putParameterIfNotNull(ReformatRenderingEngine.PARAM_FLASH_VERSION, swfTransformationOptions.getFlashVersion(), parameters);
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}
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else if (transformationOptions instanceof ImageTransformationOptions)
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{
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ImageTransformationOptions imTransformationOptions = (ImageTransformationOptions)transformationOptions;
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putParameterIfNotNull(ImageRenderingEngine.PARAM_COMMAND_OPTIONS, imTransformationOptions.getCommandOptions(), parameters);
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ImageResizeOptions imgResizeOptions = imTransformationOptions.getResizeOptions();
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if (imgResizeOptions != null)
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{
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int width = imgResizeOptions.getWidth();
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parameters.put(ImageRenderingEngine.PARAM_RESIZE_WIDTH, width);
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int height = imgResizeOptions.getHeight();
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parameters.put(ImageRenderingEngine.PARAM_RESIZE_HEIGHT, height);
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boolean maintainAspectRatio = imgResizeOptions.isMaintainAspectRatio();
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parameters.put(ImageRenderingEngine.PARAM_MAINTAIN_ASPECT_RATIO, maintainAspectRatio);
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boolean percentResize = imgResizeOptions.isPercentResize();
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parameters.put(ImageRenderingEngine.PARAM_IS_PERCENT_RESIZE, percentResize);
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boolean resizeToThumbnail = imgResizeOptions.isResizeToThumbnail();
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parameters.put(ImageRenderingEngine.PARAM_RESIZE_TO_THUMBNAIL, resizeToThumbnail);
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}
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}
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return parameters;
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}
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private void putParameterIfNotNull(String paramName, Serializable paramValue, Map<String, Serializable> params)
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{
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if (paramValue != null)
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{
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params.put(paramName, paramValue);
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}
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}
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public ThumbnailDefinition convert(RenditionDefinition renditionDefinition)
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{
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ThumbnailDefinition thDefn = new ThumbnailDefinition();
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Map<String, Serializable> params = renditionDefinition.getParameterValues();
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//parameters common to all the built-in thumbnail definitions
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Serializable mimeTypeParam = params.get(AbstractRenderingEngine.PARAM_MIME_TYPE);
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thDefn.setMimetype((String) mimeTypeParam);
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thDefn.setName(renditionDefinition.getRenditionName().getLocalName());
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Serializable placeHolderResourcePathParam = params.get(AbstractRenderingEngine.PARAM_PLACEHOLDER_RESOURCE_PATH);
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if (placeHolderResourcePathParam != null)
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{
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thDefn.setPlaceHolderResourcePath((String)placeHolderResourcePathParam);
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}
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//TODO src/target contentProp & nodeRef
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TransformationOptions transformationOptions = null;
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Serializable flashVersion = renditionDefinition.getParameterValue(ReformatRenderingEngine.PARAM_FLASH_VERSION);
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if (flashVersion != null)
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{
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// Thumbnails based on SWFTransformationOptions
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transformationOptions = new SWFTransformationOptions();
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SWFTransformationOptions swfTranOpts = (SWFTransformationOptions)transformationOptions;
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swfTranOpts.setFlashVersion((String)flashVersion);
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}
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else
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{
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// Thumbnails based on ImageTransformationOptions
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transformationOptions = new ImageTransformationOptions();
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ImageTransformationOptions imgTrOpts = (ImageTransformationOptions)transformationOptions;
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ImageResizeOptions resizeOptions = new ImageResizeOptions();
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Serializable xsize = renditionDefinition.getParameterValue(ImageRenderingEngine.PARAM_RESIZE_WIDTH);
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if (xsize != null)
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{
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// Saved actions with int parameters seem to be coming back as Longs. TODO Investigate
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resizeOptions.setWidth(((Long) xsize).intValue());
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}
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Serializable ysize = renditionDefinition.getParameterValue(ImageRenderingEngine.PARAM_RESIZE_HEIGHT);
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if (ysize != null)
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{
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resizeOptions.setHeight(((Long) ysize).intValue());
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}
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Serializable maintainAspectRatio = renditionDefinition.getParameterValue(ImageRenderingEngine.PARAM_MAINTAIN_ASPECT_RATIO);
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if (maintainAspectRatio != null)
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{
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resizeOptions.setMaintainAspectRatio((Boolean) maintainAspectRatio);
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}
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Serializable resizeToThumbnail = renditionDefinition.getParameterValue(ImageRenderingEngine.PARAM_RESIZE_TO_THUMBNAIL);
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if (resizeToThumbnail != null)
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{
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resizeOptions.setResizeToThumbnail((Boolean) resizeToThumbnail);
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}
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imgTrOpts.setResizeOptions(resizeOptions);
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}
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thDefn.setTransformationOptions(transformationOptions);
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return thDefn;
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}
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}
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