Source Code Cross Referenced for XSLTEditor.java in  » Content-Management-System » harmonise » org » openharmonise » him » editors » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Content Management System » harmonise » org.openharmonise.him.editors 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * The contents of this file are subject to the 
003:         * Mozilla Public License Version 1.1 (the "License"); 
004:         * you may not use this file except in compliance with the License. 
005:         * You may obtain a copy of the License at http://www.mozilla.org/MPL/
006:         *
007:         * Software distributed under the License is distributed on an "AS IS"
008:         * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. 
009:         * See the License for the specific language governing rights and 
010:         * limitations under the License.
011:         *
012:         * The Initial Developer of the Original Code is Simulacra Media Ltd.
013:         * Portions created by Simulacra Media Ltd are Copyright (C) Simulacra Media Ltd, 2004.
014:         *
015:         * All Rights Reserved.
016:         *
017:         * Contributor(s):
018:         */
019:        package org.openharmonise.him.editors;
020:
021:        import java.io.BufferedReader;
022:        import java.io.ByteArrayInputStream;
023:        import java.io.File;
024:        import java.io.IOException;
025:        import java.io.InputStream;
026:        import java.io.InputStreamReader;
027:        import java.io.StringReader;
028:        import java.net.MalformedURLException;
029:        import java.util.ArrayList;
030:        import java.util.Iterator;
031:        import java.util.StringTokenizer;
032:
033:        import javax.xml.parsers.DocumentBuilderFactory;
034:        import javax.xml.parsers.FactoryConfigurationError;
035:        import javax.xml.parsers.ParserConfigurationException;
036:
037:        import org.openharmonise.commons.net.*;
038:        import org.openharmonise.commons.xml.*;
039:        import org.openharmonise.commons.xml.namespace.*;
040:        import org.openharmonise.him.harmonise.*;
041:        import org.openharmonise.vfs.*;
042:        import org.openharmonise.vfs.status.*;
043:        import org.w3c.dom.Document;
044:        import org.w3c.dom.Element;
045:        import org.w3c.dom.Node;
046:        import org.w3c.dom.NodeList;
047:        import org.xml.sax.InputSource;
048:        import org.xml.sax.SAXException;
049:
050:        /**
051:         * Handles editing of XSLT resources. Parses XSLTs and recursively
052:         * downloads all imported and included XSLTs so that XSLTs can be run
053:         * locally.
054:         * 
055:         * @author Matthew Large
056:         * @version $Revision: 1.2 $
057:         *
058:         */
059:        public class XSLTEditor extends GenericEditor implements  Editor {
060:
061:            private boolean m_bResourceCreated = false;
062:
063:            /**
064:             * 
065:             */
066:            public XSLTEditor() {
067:                super ();
068:            }
069:
070:            /* (non-Javadoc)
071:             * @see com.simulacramedia.contentmanager.editors.Editor#createNew(java.lang.String, com.simulacramedia.vfs.AbstractVirtualFileSystem)
072:             */
073:            public PathStatusWrapper createNew(String sPath,
074:                    AbstractVirtualFileSystem vfs) {
075:                ResourceStatusWrapper statusWrapper = new ResourceStatusWrapper(
076:                        null, new VFSStatus());
077:
078:                VirtualFile vfFile = new VirtualFile(sPath);
079:
080:                vfs.getVirtualFileSystemView().setContentType(vfFile,
081:                        MimeTypeMapping.XSLT.getMimeType());
082:
083:                StringBuffer sBuff = new StringBuffer();
084:                InputStream is = null;
085:
086:                is = XMetaLEditor.class
087:                        .getResourceAsStream("/org/openharmonise/him/icons/xml/newXSLT.xsl");
088:
089:                BufferedReader buff = new BufferedReader(new InputStreamReader(
090:                        is));
091:
092:                String sLine = null;
093:                try {
094:                    while ((sLine = buff.readLine()) != null) {
095:                        sBuff.append(sLine);
096:                    }
097:                    Document xml = null;
098:                    try {
099:                        xml = DocumentBuilderFactory.newInstance()
100:                                .newDocumentBuilder().parse(
101:                                        new org.xml.sax.InputSource(
102:                                                new StringReader(sBuff
103:                                                        .toString())));
104:                    } catch (SAXException e1) {
105:                        e1.printStackTrace();
106:                    } catch (ParserConfigurationException e1) {
107:                        e1.printStackTrace();
108:                    } catch (FactoryConfigurationError e1) {
109:                        e1.printStackTrace();
110:                    }
111:
112:                    if (xml != null) {
113:                        Element rootEl = (Element) xml.getDocumentElement();
114:
115:                        XMLPrettyPrint printer = new XMLPrettyPrint();
116:
117:                        vfFile.setContent(printer.printNode(rootEl).getBytes());
118:                    }
119:
120:                    statusWrapper = vfs.addVirtualFile(sPath, vfFile);
121:
122:                    vfFile = vfs.getVirtualFile(sPath).getResource();
123:
124:                    if (statusWrapper.getStatus().isOK()) {
125:                        this .m_bResourceCreated = true;
126:                        return new PathStatusWrapper(createWorkingFile(vfFile),
127:                                statusWrapper.getStatus());
128:                    }
129:                } catch (IOException e) {
130:                    e.printStackTrace();
131:                } catch (NamespaceClashException e) {
132:                    e.printStackTrace();
133:                }
134:                statusWrapper.getStatus()
135:                        .setStatusLevel(StatusData.LEVEL_ERROR);
136:                return new PathStatusWrapper(null, statusWrapper.getStatus());
137:            }
138:
139:            protected String createPreviewFile(VirtualFile vfFile) {
140:                return createWorkingFile(vfFile, m_sPreviewFilePath, true);
141:            }
142:
143:            protected String createWorkingFile(VirtualFile vfFile) {
144:                return createWorkingFile(vfFile, m_sEditFilePath, true);
145:            }
146:
147:            /* (non-Javadoc)
148:             * @see com.simulacramedia.contentmanager.editors.AbstractEditor#createWorkingFile(com.simulacramedia.vfs.VirtualFile)
149:             */
150:            private String createWorkingFile(VirtualFile vfFile, String path,
151:                    boolean bOverWrite) {
152:                String sVirtualPath = vfFile.getFullPath();
153:                String sRelativeVirtualPath = sVirtualPath
154:                        .substring(HarmonisePaths.PATH_XSLT.length() + 1);
155:
156:                String sBuildPath = path;
157:                StringTokenizer sTok = new StringTokenizer(
158:                        sRelativeVirtualPath, "/");
159:                while (sTok.hasMoreTokens()) {
160:                    String sToken = sTok.nextToken();
161:                    if (sTok.hasMoreTokens()) {
162:                        sBuildPath = sBuildPath + "\\" + sToken;
163:                        File dir = new File(sBuildPath);
164:                        if (!dir.exists()) {
165:                            dir.mkdir();
166:                        }
167:                    }
168:                }
169:
170:                String sRealFilePath = sBuildPath + "\\"
171:                        + super .getFileName(vfFile);
172:
173:                File file = new File(sRealFilePath);
174:                if (bOverWrite == false && file.exists()) {
175:                    return file.getAbsolutePath();
176:                } else {
177:                    return super .createWorkingFile(vfFile, file);
178:                }
179:            }
180:
181:            /* (non-Javadoc)
182:             * @see com.simulacramedia.contentmanager.editors.Editor#open(java.lang.String, com.simulacramedia.vfs.AbstractVirtualFileSystem)
183:             */
184:            public PathStatusWrapper open(String sPath,
185:                    AbstractVirtualFileSystem vfs) {
186:                VirtualFile vfFile = vfs.getVirtualFile(sPath).getResource();
187:
188:                String sWorkingFilePath = createWorkingFile(vfFile);
189:
190:                File fFile = new File(sWorkingFilePath);
191:
192:                try {
193:                    Process proc5 = Runtime.getRuntime().exec(
194:                            "rundll32 url.dll,FileProtocolHandler file:/"
195:                                    + fFile.toURI().getPath());
196:                } catch (MalformedURLException e1) {
197:                    e1.printStackTrace();
198:                } catch (IOException e1) {
199:                    e1.printStackTrace();
200:                }
201:
202:                return new PathStatusWrapper(sWorkingFilePath, new VFSStatus());
203:            }
204:
205:            public void downloadImports(VirtualFile vfFile) {
206:                downloadImports(vfFile, this .m_sEditFilePath);
207:            }
208:
209:            public void downloadPreviewImports(VirtualFile vfFile) {
210:                downloadImports(vfFile, this .m_sPreviewFilePath);
211:            }
212:
213:            /**
214:             * Recursively parses XSLTs and downloads imported and included
215:             * XSLT resources.
216:             * 
217:             * @param vfFile XSLT virtual file
218:             */
219:            private void downloadImports(VirtualFile vfFile, String path) {
220:
221:                Document document = null;
222:                try {
223:                    DocumentBuilderFactory factory = DocumentBuilderFactory
224:                            .newInstance();
225:                    factory.setNamespaceAware(true);
226:                    document = factory.newDocumentBuilder().parse(
227:                            new InputSource(new InputStreamReader(
228:                                    new ByteArrayInputStream(vfFile
229:                                            .getContent()))));
230:                } catch (SAXException e) {
231:                    e.printStackTrace(System.out);
232:                } catch (ParserConfigurationException e) {
233:                    e.printStackTrace(System.out);
234:                } catch (FactoryConfigurationError e) {
235:                    e.printStackTrace(System.out);
236:                } catch (IOException e) {
237:                    e.printStackTrace();
238:                }
239:
240:                if (document != null) {
241:                    Element elRoot = document.getDocumentElement();
242:                    NodeList nl = elRoot.getElementsByTagNameNS(
243:                            NamespaceType.XSLT.getURI(), "import");
244:                    for (int i = 0; i < nl.getLength(); i++) {
245:                        Node node = nl.item(i);
246:                        if (node.getNodeType() == Node.ELEMENT_NODE) {
247:                            Element element = (Element) node;
248:                            if (element.hasAttribute("href")) {
249:                                String sHREF = element.getAttribute("href");
250:                                sHREF = sHREF.substring(0, sHREF
251:                                        .lastIndexOf("."));
252:                                //try getting the live path first
253:                                String sServerPath = ((VersionedVirtualFile) vfFile)
254:                                        .getLiveVersionPath();
255:                                if (sServerPath == null) {
256:                                    sServerPath = vfFile.getFullPath();
257:                                }
258:                                String sVirtualPath = this .buildNewPath(
259:                                        sServerPath, sHREF);
260:                                VirtualFile vfImport = vfFile.getVFS()
261:                                        .getVirtualFile(sVirtualPath)
262:                                        .getResource();
263:                                if (vfImport != null) {
264:                                    this .createWorkingFile(vfImport, path,
265:                                            false);
266:                                    this .downloadImports(vfImport, path);
267:                                } else {
268:                                    //System.out.println("IMPORT VFFILE from [" + sVirtualPath + "] is NULL!!!!");
269:                                }
270:                            }
271:                        }
272:                    }
273:                    nl = elRoot.getElementsByTagNameNS(NamespaceType.XSLT
274:                            .getURI(), "include");
275:                    for (int i = 0; i < nl.getLength(); i++) {
276:                        Node node = nl.item(i);
277:                        if (node.getNodeType() == Node.ELEMENT_NODE) {
278:                            Element element = (Element) node;
279:                            if (element.hasAttribute("href")) {
280:                                String sHREF = element.getAttribute("href");
281:                                sHREF = sHREF.substring(0, sHREF
282:                                        .lastIndexOf("."));
283:
284:                                String sVirtualPath = this .buildNewPath(vfFile
285:                                        .getFullPath(), sHREF);
286:                                VirtualFile vfImport = vfFile.getVFS()
287:                                        .getVirtualFile(sVirtualPath)
288:                                        .getResource();
289:                                if (vfImport != null) {
290:                                    this .createWorkingFile(vfImport, path,
291:                                            false);
292:                                    this .downloadImports(vfImport, path);
293:                                } else {
294:
295:                                }
296:                            }
297:                        }
298:                    }
299:                }
300:            }
301:
302:            private String buildNewPath(String sBasePath, String sRelativePath) {
303:                ArrayList aBasePathSegmenets = new ArrayList();
304:                ArrayList aRelativePathSegmenets = new ArrayList();
305:
306:                StringTokenizer sTok = new StringTokenizer(sBasePath, "/\\");
307:                while (sTok.hasMoreTokens()) {
308:                    String sTemp = sTok.nextToken();
309:                    if (sTok.hasMoreTokens()) {
310:                        aBasePathSegmenets.add(sTemp);
311:                    }
312:                }
313:
314:                sTok = new StringTokenizer(sRelativePath, "/\\");
315:                while (sTok.hasMoreTokens()) {
316:                    String sTemp = sTok.nextToken();
317:                    aRelativePathSegmenets.add(sTemp);
318:                }
319:
320:                Iterator itor = aRelativePathSegmenets.iterator();
321:                while (itor.hasNext()) {
322:                    String sRelativeSegment = (String) itor.next();
323:                    if (sRelativeSegment.equals(".")) {
324:                        //NO-OP ignore
325:                    } else if (sRelativeSegment.equals("..")) {
326:                        aBasePathSegmenets
327:                                .remove(aBasePathSegmenets.size() - 1);
328:                    }
329:                }
330:
331:                StringBuffer sBuff = new StringBuffer();
332:                itor = aBasePathSegmenets.iterator();
333:                while (itor.hasNext()) {
334:                    String sBaseSegment = (String) itor.next();
335:                    sBuff.append("/").append(sBaseSegment);
336:                }
337:
338:                itor = aRelativePathSegmenets.iterator();
339:                while (itor.hasNext()) {
340:                    String sRelativeSegment = (String) itor.next();
341:                    if (!sRelativeSegment.equals(".")
342:                            && !sRelativeSegment.equals("..")) {
343:                        sBuff.append("/").append(sRelativeSegment);
344:                    }
345:                }
346:
347:                return sBuff.toString();
348:            }
349:
350:            /* (non-Javadoc)
351:             * @see com.simulacramedia.contentmanager.editors.Editor#hasResourceBeenCreated()
352:             */
353:            public boolean hasResourceBeenCreated() {
354:                return this.m_bResourceCreated;
355:            }
356:        }
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