X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=source%2Fmircoders%2Fproducer%2FPDFPreFormattingProducerNode.java;h=50e69bf27037a145c8e4b764dac0ad0b88d81571;hb=4451d4c8c25d46e9c405e966ff6bd016a1512f4f;hp=cac93457b57a584018481d645078dc921a5794eb;hpb=8ce64979e91ff880d966501093222e7c2812c645;p=mir.git diff --git a/source/mircoders/producer/PDFPreFormattingProducerNode.java b/source/mircoders/producer/PDFPreFormattingProducerNode.java index cac93457..50e69bf2 100755 --- a/source/mircoders/producer/PDFPreFormattingProducerNode.java +++ b/source/mircoders/producer/PDFPreFormattingProducerNode.java @@ -1,5 +1,5 @@ /* - * Copyright (C) 2001, 2002 The Mir-coders group + * Copyright (C) 2001, 2002 The Mir-coders group * * This file is part of Mir. * @@ -18,39 +18,64 @@ * 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 the com.oreilly.servlet library, 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. + * 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.util.*; -import java.io.*; -import mir.util.*; -import mir.producer.*; -import mir.entity.*; -import mir.entity.adapter.*; -import mircoders.entity.*; - -//because images are returned as a template model! -import freemarker.template.*; +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) { + 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, PrintWriter aLogger) throws ProducerFailure { + public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) throws ProducerFailure { Object data; Entity entity; @@ -58,55 +83,153 @@ public class PDFPreFormattingProducerNode implements ProducerNode { data = ParameterExpander.findValueForKey( aValueMap, contentKey ); if (! (data instanceof EntityAdapter)) { - throw new ProducerFailure("ContentMarkingProducerNode: value of '"+contentKey+"' is not an EntityAdapter, but an " + data.getClass().getName(), null); + 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("ContentMarkingProducerNode: value of '"+contentKey+"' is not a content EntityAdapter, but a " + entity.getClass().getName() + " adapter", null); + throw new ProducerFailure("PDFPreFormattingProducerNode: value of '"+contentKey+"' is not a content EntityAdapter, but a " + entity.getClass().getName() + " adapter", null); } - int numLinesBetweenImages = 3; - float characterWidthCM = 0.17F; - float contentAreaWidthCM = 16; - float pixelWidthCM = .03F; - float lineHeightCM = .5F; - + int currentPosition = 0; + + //int numLinesBetweenImages=3; + + + + int numCharsInAnImagelessRow = (new Float(numLinesBetweenImages * (contentAreaWidthCM/characterWidthCM))).intValue(); - - //yikes! a templatemodel....why is freemarker in the backend? - TemplateModel images=entity.get("to_media_images"); + 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).getValue("content_data"); + //remove pesky characters + theContent = HTMLRoutines.encodeXML(theContent); + //put in the
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){ - HashMap row = new HashMap(); - row.put("text",((EntityContent) entity).getValue("content_data").substring(0,numCharsInAnImagelessRow)); + //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.getValue("img_width"))).floatValue(); + float img_height=(new Float(currentImage.getValue("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.getValue("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.getValue("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); + } + } - ArrayList brokenUpContent = new ArrayList(); - - brokenUpContent.add("hello"); - brokenUpContent.add("goodbye"); - + + + ParameterExpander.setValueForKey( - aValueMap, - "data.formatted_content", - new CachingRewindableIterator(brokenUpContent.iterator()) - ); - // aValueMap.put("test_content",((EntityContent) entity).getValue("content_data")); + aValueMap, + "data.formatted_content", + new CachingRewindableIterator(brokenUpContent.iterator()) + ); + } catch (Throwable t) { - aLogger.println("Error while formatting content for PDF: " + t.getMessage()); - t.printStackTrace(aLogger); - - throw new ProducerFailure(t.getMessage(), t); + aLogger.error("Error while formatting content for PDF: " + t.getMessage()); + t.printStackTrace(new PrintWriter(new LoggerToWriterAdapter(aLogger, LoggerWrapper.DEBUG_MESSAGE))); } } - - public Set buildVerbSet() { - return new HashSet(); - } } + +