+++ /dev/null
-/*
- * Copyright (C) 2001, 2002 The Mir-coders group
- *
- * This file is part of Mir.
- *
- * Mir is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Mir is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Mir; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with any library licensed under the Apache Software License,
- * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
- * (or with modified versions of the above that use the same license as the above),
- * and distribute linked combinations including the two. You must obey the
- * GNU General Public License in all respects for all of the code used other than
- * the above mentioned libraries. If you modify this file, you may extend this
- * exception to your version of the file, but you are not obligated to do so.
- * If you do not wish to do so, delete this exception statement from your version.
- */
-
-package mircoders.producer;
-
-import java.io.PrintWriter;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.Vector;
-
-import mir.entity.Entity;
-import mir.entity.EntityBrowser;
-import mir.entity.adapter.EntityAdapter;
-import mir.log.LoggerToWriterAdapter;
-import mir.log.LoggerWrapper;
-import mir.misc.StringUtil;
-import mir.producer.ProducerFailure;
-import mir.producer.ProducerNode;
-import mir.util.CachingRewindableIterator;
-import mir.util.HTMLRoutines;
-import mir.util.ParameterExpander;
-import mircoders.entity.EntityContent;
-import mircoders.entity.EntityImages;
-import mircoders.storage.DatabaseImages;
-
-
-public class PDFPreFormattingProducerNode implements ProducerNode {
- private String contentKey;
- private int numLinesBetweenImages;
- private float contentAreaWidthCM;
- private float characterWidthCM;
- private float pixelWidthCM;
- private float lineHeightCM;
-
- public PDFPreFormattingProducerNode(String aContentKey,String someNumLinesBetweenImages,String aContentAreaWidthCM,String aCharacterWidthCM,String aPixelWidthCM,String aLineHeightCM) {
- contentKey = aContentKey;
- numLinesBetweenImages=(new Integer(someNumLinesBetweenImages)).intValue();
- contentAreaWidthCM=(new Float(aContentAreaWidthCM)).floatValue();
- characterWidthCM=(new Float(aCharacterWidthCM)).floatValue();
- pixelWidthCM=(new Float(aPixelWidthCM)).floatValue();
- lineHeightCM=(new Float(aLineHeightCM)).floatValue();
-
- // float characterWidthCM = 0.17F;
- //float contentAreaWidthCM = 16;
- //float pixelWidthCM = .03F;
- //float lineHeightCM = .5F;
- }
-
- public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) throws ProducerFailure {
- Object data;
- Entity entity;
-
- try {
- data = ParameterExpander.findValueForKey( aValueMap, contentKey );
-
- if (! (data instanceof EntityAdapter)) {
- throw new ProducerFailure("PDFPreFormattingProducerNode: value of '"+contentKey+"' is not an EntityAdapter, but an " + data.getClass().getName(), null);
- }
-
- entity = ((EntityAdapter) data).getEntity();
- if (! (entity instanceof EntityContent)) {
- throw new ProducerFailure("PDFPreFormattingProducerNode: value of '"+contentKey+"' is not a content EntityAdapter, but a " + entity.getClass().getName() + " adapter", null);
- }
-
- int currentPosition = 0;
-
- //int numLinesBetweenImages=3;
-
-
-
-
- int numCharsInAnImagelessRow = (new Float(numLinesBetweenImages * (contentAreaWidthCM/characterWidthCM))).intValue();
-
- boolean outOfText = false;
-
- ArrayList brokenUpContent = new ArrayList();
-
-
- Vector extraTables = new Vector();
- extraTables.add("content_x_media cxm");
- Iterator images = new EntityBrowser(
- DatabaseImages.getInstance(), "i", extraTables,
- "cxm.content_id="+entity.getId()+"and cxm.media_id=i.id",
- "i.id desc", 30, -1, 0);
-
- String theContent = ((EntityContent) entity).getFieldValue("content_data");
- //remove pesky characters
- theContent = HTMLRoutines.encodeXML(theContent);
- //put in the <BR> tags so we can turn them to empty blocks
- theContent = StringUtil.convertNewline2Break(theContent);
-
- if (images == null){
- Map row = new HashMap();
- row.put("text",theContent);
- row.put("hasImage","0");
- brokenUpContent.add(row);
- }
- if (images != null){
- //need to add checks for out of content!
- Map row0 = new HashMap();
- if (numCharsInAnImagelessRow>(theContent).length()){
- row0.put("text",theContent);
- outOfText = true;
- }
- else {
- //break on words so we don't split html entities
- int lastSpaceAt = theContent.lastIndexOf(" ",numCharsInAnImagelessRow);
- row0.put("text",theContent.substring(0,lastSpaceAt));
- currentPosition=lastSpaceAt;
- }
- row0.put("hasImage","0");
- brokenUpContent.add(row0);
- aLogger.debug("CP1 is "+ currentPosition);
- while(images.hasNext()){
- Map row1 = new HashMap();
- Map row2 = new HashMap();
- EntityImages currentImage=(EntityImages) images.next();
- float img_width=(new Float(currentImage.getFieldValue("img_width"))).floatValue();
- float img_height=(new Float(currentImage.getFieldValue("img_height"))).floatValue();
-
- //oversize images must be shrunk
- if (img_width>250){
- img_height=(new Float((new Float(img_height*(250.0F/img_width))).intValue())).floatValue();
- img_width=250.0F;
- }
-
-
- //calculate how much text goes in the column(use 8 pixels to pad the column)
- float text_widthCM = contentAreaWidthCM-((img_width+8)*pixelWidthCM);
- float number_of_lines = img_height*pixelWidthCM/lineHeightCM; //don't worry we will make it an int
- //add one line for image description
- int text_amount= (new Float((text_widthCM/characterWidthCM)*(number_of_lines+1))).intValue();
-
- row1.put("text_widthCM",Float.toString(text_widthCM));
-
- row1.put("img_title",currentImage.getFieldValue("title"));
-
- row1.put("img_width",Float.toString(img_width));
- row1.put("img_height",Float.toString(img_height));
-
- aLogger.debug("img_width " +Float.toString(img_width));
- aLogger.debug("img_height "+Float.toString(img_height));
-
- row1.put("img_src",currentImage.getFieldValue("publish_path"));
- row1.put("hasImage","1");
- if (! outOfText){
- try {
- int lastSpaceAt = theContent.lastIndexOf(" ",currentPosition+text_amount);
- row1.put("text",theContent.substring(currentPosition,lastSpaceAt));
- currentPosition=lastSpaceAt;
- }
- catch (IndexOutOfBoundsException e){
- row1.put("text",theContent.substring(currentPosition));
- outOfText = true;
- }
- }
- aLogger.debug("CP2 is "+ currentPosition);
- brokenUpContent.add(row1);
-
- if (! outOfText){
- try {
- int lastSpaceAt = theContent.lastIndexOf(" ",currentPosition+numCharsInAnImagelessRow);
- row2.put("text",theContent.substring(currentPosition,lastSpaceAt));
- currentPosition=lastSpaceAt;
- }
- catch (IndexOutOfBoundsException e){
- row2.put("text",theContent.substring(currentPosition));
- outOfText = true;
- }
- }
- row2.put("hasImage","0");
- brokenUpContent.add(row2);
-
- aLogger.debug("CP3 is "+ currentPosition);
- }
- Map row3 = new HashMap();
- if (! outOfText){
- row3.put("text",theContent.substring(currentPosition));
- row3.put("hasImage","0");
- brokenUpContent.add(row3);
- }
-
- }
-
-
-
-
-
- ParameterExpander.setValueForKey(
- aValueMap,
- "data.formatted_content",
- new CachingRewindableIterator(brokenUpContent.iterator())
- );
-
-
- }
- catch (Throwable t) {
- aLogger.error("Error while formatting content for PDF: " + t.getMessage());
- t.printStackTrace(new PrintWriter(new LoggerToWriterAdapter(aLogger, LoggerWrapper.DEBUG_MESSAGE)));
- }
- }
-}
-
-
-
-
projects / mir.git / blobdiff