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comparison servlet/src/digilib/pdf/PDFTitlePage.java @ 595:e8668edcb880 stream

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Merge from HEAD 85e465e6a6425d91c0704f6584a461492d51de97
author robcast
date Sun, 09 Jan 2011 21:11:03 +0100
parents 95417c4615b8 85e465e6a642
children
comparison
equal deleted inserted replaced
593:7768ea8f59cf 595:e8668edcb880
1 package digilib.pdf; 1 package digilib.pdf;
2 2
3 import java.io.File;
3 import java.io.IOException; 4 import java.io.IOException;
4 import java.net.MalformedURLException; 5 import java.net.MalformedURLException;
5 import java.net.URL; 6 import java.net.URL;
6 7
7 import org.apache.log4j.Logger; 8 import org.apache.log4j.Logger;
12 import com.itextpdf.text.Element; 13 import com.itextpdf.text.Element;
13 import com.itextpdf.text.FontFactory; 14 import com.itextpdf.text.FontFactory;
14 import com.itextpdf.text.Image; 15 import com.itextpdf.text.Image;
15 import com.itextpdf.text.Paragraph; 16 import com.itextpdf.text.Paragraph;
16 17
17 18 import digilib.io.FileOpException;
18 import digilib.io.DocuDirCache;
19 import digilib.servlet.PDFCache; 19 import digilib.servlet.PDFCache;
20 import digilib.servlet.PDFRequest; 20 import digilib.servlet.PDFRequest;
21 21
22 /** A class for the generation of title pages for the generated pdf documents. 22 /** A class for the generation of title pages for the generated pdf documents.
23 * 23 *
25 */ 25 */
26 public class PDFTitlePage { 26 public class PDFTitlePage {
27 27
28 private PDFRequest job_info = null; 28 private PDFRequest job_info = null;
29 private DigilibInfoReader info_reader= null; 29 private DigilibInfoReader info_reader= null;
30 private DocuDirCache dirCache = null;
31 protected static Logger logger = Logger.getLogger("digilib.servlet"); 30 protected static Logger logger = Logger.getLogger("digilib.servlet");
32 31
33 32
34 /** 33 /**
35 * Initialize a TitlePage 34 * Initialize a TitlePage
36 * @param pdfji 35 * @param pdfji
37 */ 36 */
38 public PDFTitlePage(PDFRequest pdfji){ 37 public PDFTitlePage(PDFRequest pdfji){
39 job_info = pdfji; 38 job_info = pdfji;
40 dirCache = (DocuDirCache) job_info.getDlConfig().getValue("servlet.dir.cache");
41 39
42 String fn = getBase(dirCache.getDirectory(pdfji.getImageJobInformation().getAsString("fn")).getDir().getPath()) + "presentation/info.xml"; 40 // use MPIWG-style info.xml
43 41 info_reader = getInfoXmlReader(pdfji);
44 info_reader = new DigilibInfoReader(fn);
45 } 42 }
43
44 /**
45 * @param pdfji
46 * @return
47 */
48 protected DigilibInfoReader getInfoXmlReader(PDFRequest pdfji) {
49 try {
50 // try to load ../presentation/info.xml
51 File imgDir = pdfji.getImageJobInformation().getFileDirectory().getDir();
52 File docDir = imgDir.getParentFile();
53 File infoFn = new File(new File(docDir, "presentation"), "info.xml");
54 return new DigilibInfoReader(infoFn.getAbsolutePath());
55 } catch (FileOpException e) {
56 logger.warn("info.xml not found");
57 }
58 return null;
59 }
46 60
47 /** 61 /**
48 * generate iText-PDF-Contents for the title page 62 * generate iText-PDF-Contents for the title page
49 * 63 *
50 * @return 64 * @return
55 69
56 // add vertical whitespace 70 // add vertical whitespace
57 for(int i=0; i<8; i++){ 71 for(int i=0; i<8; i++){
58 content.add(Chunk.NEWLINE); 72 content.add(Chunk.NEWLINE);
59 } 73 }
60
61 74
62 // add logo 75 // add logo
63 content.add(getLogo()); 76 content.add(getLogo());
64 content.add(Chunk.NEWLINE); 77 content.add(Chunk.NEWLINE);
65 content.add(Chunk.NEWLINE); 78 content.add(Chunk.NEWLINE);
86 99
87 content.add(Chunk.NEWLINE); 100 content.add(Chunk.NEWLINE);
88 content.add(Chunk.NEWLINE); 101 content.add(Chunk.NEWLINE);
89 content.add(Chunk.NEWLINE); 102 content.add(Chunk.NEWLINE);
90 103
91 // add credits
92 content.add(new Paragraph("MPIWG Berlin 2009", FontFactory.getFont(FontFactory.HELVETICA,10)));
93
94 // add digilib version 104 // add digilib version
95 content.add(new Paragraph(getDigilibVersion(),FontFactory.getFont(FontFactory.HELVETICA,10))); 105 content.add(new Paragraph(getDigilibVersion(),FontFactory.getFont(FontFactory.HELVETICA,10)));
96 106
97 for(int i=0; i<8; i++){ 107 for(int i=0; i<8; i++){
98 content.add(Chunk.NEWLINE); 108 content.add(Chunk.NEWLINE);
106 116
107 117
108 return content; 118 return content;
109 } 119 }
110 120
111 /** 121 /*
112 * return base directory of an image directory
113 *
114 * @param path
115 * @return
116 */
117 private String getBase(String path){
118 if(path.contains("/")){
119 String[] x = path.split("/");
120 String newpath = "";
121 for(int i=0; i<x.length-1; i++){
122 newpath += x[i]+"/";
123 }
124 return newpath;
125 }
126 else
127 return "";
128 }
129
130
131 /**
132 * Methods for the different attributes. 122 * Methods for the different attributes.
133 * 123 *
134 */ 124 */
135
136 125
137 private Image getLogo(){ 126 private Image getLogo(){
138 try { 127 try {
139 URL url = new URL(job_info.getDlConfig().getAsString("pdf-logo")); 128 URL url = new URL(job_info.getDlConfig().getAsString("pdf-logo"));
140 if(url!=null && !url.equals("")){ 129 if(url!=null && !url.equals("")){
142 logo.setAlignment(Element.ALIGN_CENTER); 131 logo.setAlignment(Element.ALIGN_CENTER);
143 return logo; 132 return logo;
144 } 133 }
145 } catch (BadElementException e) { 134 } catch (BadElementException e) {
146 logger.error(e.getMessage()); 135 logger.error(e.getMessage());
147 e.printStackTrace();
148 } catch (MalformedURLException e) { 136 } catch (MalformedURLException e) {
149 logger.error(e.getMessage()); 137 logger.error(e.getMessage());
150 e.printStackTrace();
151 } catch (IOException e) { 138 } catch (IOException e) {
152 logger.error(e.getMessage()); 139 logger.error(e.getMessage());
153 e.printStackTrace();
154 } 140 }
155 return null; 141 return null;
156 } 142 }
143
157 private String getTitle(){ 144 private String getTitle(){
158 if(info_reader.hasInfo()) 145 if(info_reader.hasInfo())
159 return info_reader.getAsString("title"); 146 return info_reader.getAsString("title");
160 else 147 else
161 return job_info.getImageJobInformation().getAsString("fn"); 148 return job_info.getImageJobInformation().getAsString("fn");
162 } 149 }
150
163 private String getAuthor(){ 151 private String getAuthor(){
164 if(info_reader.hasInfo()) 152 if(info_reader.hasInfo())
165 return info_reader.getAsString("author"); 153 return info_reader.getAsString("author");
166 else 154 else
167 return " "; 155 return " ";
168 } 156 }
157
169 private String getDate(){ 158 private String getDate(){
170 if(info_reader.hasInfo()) 159 if(info_reader.hasInfo())
171 return info_reader.getAsString("date"); 160 return info_reader.getAsString("date");
172 else 161 else
173 return " "; 162 return " ";
174 } 163 }
164
175 private String getPages(){ 165 private String getPages(){
176 return "Pages "+job_info.getAsString("pgs") + " (scan page numbers)"; 166 return "Pages "+job_info.getAsString("pgs") + " (scan page numbers)";
177 } 167 }
178 168
179 private String getDigilibVersion(){ 169 private String getDigilibVersion(){