1 | package org.greenstone.gsdl3.util;
|
---|
2 |
|
---|
3 | import java.io.BufferedWriter;
|
---|
4 | import java.io.File;
|
---|
5 | import java.io.FileInputStream;
|
---|
6 | import java.io.FileOutputStream;
|
---|
7 | import java.io.FileWriter;
|
---|
8 | import java.io.IOException;
|
---|
9 | import java.nio.channels.FileChannel;
|
---|
10 | import java.util.ArrayList;
|
---|
11 | import java.util.HashMap;
|
---|
12 | import java.util.Vector;
|
---|
13 |
|
---|
14 | import javax.xml.parsers.DocumentBuilder;
|
---|
15 | import javax.xml.parsers.DocumentBuilderFactory;
|
---|
16 | import javax.xml.transform.Result;
|
---|
17 | import javax.xml.transform.Transformer;
|
---|
18 | import javax.xml.transform.TransformerFactory;
|
---|
19 | import javax.xml.transform.dom.DOMSource;
|
---|
20 | import javax.xml.transform.stream.StreamResult;
|
---|
21 |
|
---|
22 | import org.greenstone.gsdl3.core.MessageRouter;
|
---|
23 | import org.w3c.dom.Document;
|
---|
24 | import org.w3c.dom.Element;
|
---|
25 | import org.w3c.dom.Node;
|
---|
26 | import org.w3c.dom.NodeList;
|
---|
27 |
|
---|
28 | public class GSDocumentModel
|
---|
29 | {
|
---|
30 | //The two archive databases
|
---|
31 | protected static final String ARCHIVEINFSRC = "archiveinf-src";
|
---|
32 | protected static final String ARCHIVEINFDOC = "archiveinf-doc";
|
---|
33 |
|
---|
34 | //Set operations
|
---|
35 | public static final int OPERATION_REPLACE = 1;
|
---|
36 | public static final int OPERATION_INSERT_BEFORE = 2;
|
---|
37 | public static final int OPERATION_INSERT_AFTER = 3;
|
---|
38 | public static final int OPERATION_APPEND = 4;
|
---|
39 |
|
---|
40 | //Duplicate and move operations
|
---|
41 | public static final int OPERATION_TYPE_DOC_TO_DOC = 1;
|
---|
42 | public static final int OPERATION_TYPE_DOC_TO_SEC = 2;
|
---|
43 | public static final int OPERATION_TYPE_SEC_TO_DOC = 3;
|
---|
44 | public static final int OPERATION_TYPE_SEC_TO_SEC = 4;
|
---|
45 |
|
---|
46 | //Error codes
|
---|
47 | public static final int NO_ERROR = 0;
|
---|
48 | public static final int ERROR_OID_NOT_SPECIFIED = -1;
|
---|
49 | public static final int ERROR_COLLECTION_NOT_SPECIFIED = -2;
|
---|
50 | public static final int ERROR_SOURCE_DOCUMENT_OR_SECTION_DOES_NOT_EXIST = -3;
|
---|
51 | public static final int ERROR_DESTINATION_DOCUMENT_OR_SECTION_DOES_NOT_EXIST = -4;
|
---|
52 | public static final int ERROR_DESTINATION_DOCUMENT_OR_SECTION_ALREADY_EXISTS = -5;
|
---|
53 | public static final int ERROR_COULD_NOT_DUPLICATE = -6;
|
---|
54 | public static final int ERROR_COULD_NOT_MOVE = -7;
|
---|
55 | public static final int ERROR_DOC_XML_COULD_NOT_BE_CREATED = -8;
|
---|
56 | public static final int ERROR_EXCEPTION_CREATING_DOC_XML_FILE = -9;
|
---|
57 | public static final int ERROR_METADATA_NAME_NOT_SPECIFIED = -10;
|
---|
58 | public static final int ERROR_METADATA_VALUE_NOT_SPECIFIED = -11;
|
---|
59 | public static final int ERROR_COULD_NOT_RETRIEVE_DOC_XML = -12;
|
---|
60 | public static final int ERROR_COULD_NOT_WRITE_TO_DOC_XML = -13;
|
---|
61 | public static final int ERROR_COULD_NOT_RETRIEVE_SECTION = -14;
|
---|
62 | public static final int ERROR_COULD_NOT_OPEN_DATABASE = -15;
|
---|
63 | public static final int ERROR_DATA_NOT_FOUND_IN_DATABASE = -16;
|
---|
64 | public static final int ERROR_COULD_NOT_DELETE = -16;
|
---|
65 | public static final int ERROR_OID_INCORRECT_FORMAT = -17;
|
---|
66 | public static final int ERROR_INVALID_MERGE = -18;
|
---|
67 | public static final int ERROR_INVALID_METADATA_POSITION = -19;
|
---|
68 | public static final int ERROR_INVALID_SPLIT = -20;
|
---|
69 | public static final int ERROR_DESTINATION_OID_NOT_SPECIFIED = -21;
|
---|
70 | public static final HashMap<Integer, String> _errorMessageMap;
|
---|
71 |
|
---|
72 | static
|
---|
73 | {
|
---|
74 | //Corresponding error messages
|
---|
75 | HashMap<Integer, String> errorMessageMap = new HashMap<Integer, String>();
|
---|
76 | errorMessageMap.put(ERROR_OID_NOT_SPECIFIED, "OID not specified");
|
---|
77 | errorMessageMap.put(ERROR_COLLECTION_NOT_SPECIFIED, "Collection not specified");
|
---|
78 | errorMessageMap.put(ERROR_SOURCE_DOCUMENT_OR_SECTION_DOES_NOT_EXIST, "The specified source document or section does not exist");
|
---|
79 | errorMessageMap.put(ERROR_DESTINATION_DOCUMENT_OR_SECTION_DOES_NOT_EXIST, "The specified destination document or section does not exist");
|
---|
80 | errorMessageMap.put(ERROR_DESTINATION_DOCUMENT_OR_SECTION_ALREADY_EXISTS, "The specified destination document or section already exists");
|
---|
81 | errorMessageMap.put(ERROR_COULD_NOT_DUPLICATE, "There was an error duplicating document or section");
|
---|
82 | errorMessageMap.put(ERROR_COULD_NOT_MOVE, "There was an error moving document or section");
|
---|
83 | errorMessageMap.put(ERROR_DOC_XML_COULD_NOT_BE_CREATED, "The doc.xml file already exists or could not be created");
|
---|
84 | errorMessageMap.put(ERROR_EXCEPTION_CREATING_DOC_XML_FILE, "There was an exception while creating the doc.xml file");
|
---|
85 | errorMessageMap.put(ERROR_METADATA_NAME_NOT_SPECIFIED, "The name of the requested metadata was not specified");
|
---|
86 | errorMessageMap.put(ERROR_METADATA_VALUE_NOT_SPECIFIED, "The new value for this metadata was not specified");
|
---|
87 | errorMessageMap.put(ERROR_COULD_NOT_RETRIEVE_DOC_XML, "Could not retrieve the necessary doc.xml file");
|
---|
88 | errorMessageMap.put(ERROR_COULD_NOT_WRITE_TO_DOC_XML, "There was an error writing to the doc.xml file");
|
---|
89 | errorMessageMap.put(ERROR_COULD_NOT_RETRIEVE_SECTION, "There was an error retrieving the specified section from the doc.xml file");
|
---|
90 | errorMessageMap.put(ERROR_COULD_NOT_OPEN_DATABASE, "There was an error opening the archive database");
|
---|
91 | errorMessageMap.put(ERROR_DATA_NOT_FOUND_IN_DATABASE, "The specified information could not be found in the database");
|
---|
92 | errorMessageMap.put(ERROR_COULD_NOT_DELETE, "There was an error deleting this document");
|
---|
93 | errorMessageMap.put(ERROR_OID_INCORRECT_FORMAT, "The given OID was not in the correct format");
|
---|
94 | errorMessageMap.put(ERROR_INVALID_MERGE, "Merge can only be performed on two sections of the same level or a section and it's parent. Also the destination section cannot have any child sections");
|
---|
95 | errorMessageMap.put(ERROR_INVALID_METADATA_POSITION, "There is no metadata at the given position");
|
---|
96 | errorMessageMap.put(ERROR_INVALID_SPLIT, "A split at the given location is not possible, either the section does not have text or the split point does not exist");
|
---|
97 | errorMessageMap.put(ERROR_DESTINATION_OID_NOT_SPECIFIED, "The destination OID was not specified");
|
---|
98 | _errorMessageMap = errorMessageMap;
|
---|
99 | }
|
---|
100 |
|
---|
101 | protected int _errorStatus = NO_ERROR;
|
---|
102 |
|
---|
103 | protected String _siteHome;
|
---|
104 | protected Document _mainDoc;
|
---|
105 | protected MessageRouter _router;
|
---|
106 | protected HashMap<String, Document> _docCache = new HashMap<String, Document>();
|
---|
107 |
|
---|
108 | public GSDocumentModel(String siteHome, Document mainDocument, MessageRouter router)
|
---|
109 | {
|
---|
110 | _siteHome = siteHome;
|
---|
111 | _mainDoc = mainDocument;
|
---|
112 | _router = router;
|
---|
113 | }
|
---|
114 |
|
---|
115 | /**
|
---|
116 | * Can be used to create a document or create a section of a document
|
---|
117 | *
|
---|
118 | * @param oid
|
---|
119 | * is the identifier of the document/section to create.
|
---|
120 | * @param collection
|
---|
121 | * is the collection we want to create the document/section in.
|
---|
122 | */
|
---|
123 | public void documentCreate(String oid, String collection, UserContext userContext)
|
---|
124 | {
|
---|
125 | _errorStatus = NO_ERROR;
|
---|
126 | //If the collection is not specified then we cannot continue
|
---|
127 | if (collection == null || collection.equals(""))
|
---|
128 | {
|
---|
129 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
130 | return;
|
---|
131 | }
|
---|
132 |
|
---|
133 | //If the document does not have an OID specified then generate one
|
---|
134 | if (oid == null || oid.equals(""))
|
---|
135 | {
|
---|
136 | oid = generateOID();
|
---|
137 | }
|
---|
138 | else if (archiveCheckDocumentOrSectionExists(oid, collection, userContext))
|
---|
139 | {
|
---|
140 | _errorStatus = ERROR_DESTINATION_DOCUMENT_OR_SECTION_ALREADY_EXISTS;
|
---|
141 | return;
|
---|
142 | }
|
---|
143 |
|
---|
144 | //Check if the OID is the OID for a section
|
---|
145 | boolean section = false;
|
---|
146 | if (oid.contains("."))
|
---|
147 | {
|
---|
148 | section = true;
|
---|
149 | }
|
---|
150 |
|
---|
151 | if (!section)
|
---|
152 | {
|
---|
153 | File newDir = new File(_siteHome + File.separatorChar + "collect" + File.separatorChar + collection + File.separatorChar + "archives" + File.separatorChar + oid);
|
---|
154 |
|
---|
155 | if (!newDir.exists())
|
---|
156 | {
|
---|
157 | newDir.mkdir();
|
---|
158 | }
|
---|
159 |
|
---|
160 | HashMap<String, ArrayList<String>> entries = new HashMap<String, ArrayList<String>>();
|
---|
161 | ArrayList<String> values = new ArrayList<String>();
|
---|
162 | values.add(oid + "/doc.xml");
|
---|
163 | entries.put("doc-file", values);
|
---|
164 |
|
---|
165 | //Write the new entry to the archive database
|
---|
166 | archiveWriteEntryToDatabase(oid, collection, entries, userContext);
|
---|
167 | if (_errorStatus != NO_ERROR)
|
---|
168 | {
|
---|
169 | return;
|
---|
170 | }
|
---|
171 |
|
---|
172 | //Create a basic doc.xml file to go in the new folder
|
---|
173 | documentXMLCreateDocXML(oid, collection, userContext);
|
---|
174 | }
|
---|
175 | else
|
---|
176 | {
|
---|
177 | documentXMLCreateSection(oid, collection, userContext);
|
---|
178 | }
|
---|
179 | }
|
---|
180 |
|
---|
181 | /**
|
---|
182 | * Can be used to delete a document or section
|
---|
183 | *
|
---|
184 | * @param oid
|
---|
185 | * is the identifier of the document/section to delete.
|
---|
186 | * @param collection
|
---|
187 | * is the collection to delete the document/section from.
|
---|
188 | */
|
---|
189 | public void documentDelete(String oid, String collection, UserContext userContext)
|
---|
190 | {
|
---|
191 | _errorStatus = NO_ERROR;
|
---|
192 | if (oid == null || oid.equals(""))
|
---|
193 | {
|
---|
194 | _errorStatus = ERROR_OID_NOT_SPECIFIED;
|
---|
195 | return;
|
---|
196 | }
|
---|
197 | else if (collection == null || collection.equals(""))
|
---|
198 | {
|
---|
199 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
200 | return;
|
---|
201 | }
|
---|
202 |
|
---|
203 | if (!archiveCheckDocumentOrSectionExists(oid, collection, userContext))
|
---|
204 | {
|
---|
205 | _errorStatus = ERROR_SOURCE_DOCUMENT_OR_SECTION_DOES_NOT_EXIST;
|
---|
206 | return;
|
---|
207 | }
|
---|
208 |
|
---|
209 | //Check if the OID is the OID for a section
|
---|
210 | boolean section = false;
|
---|
211 | if (oid.contains("."))
|
---|
212 | {
|
---|
213 | section = true;
|
---|
214 | }
|
---|
215 |
|
---|
216 | if (!section)
|
---|
217 | {
|
---|
218 | String archivesFile = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
219 | String archivesFolder = archivesFile.substring(0, archivesFile.lastIndexOf(File.separator));
|
---|
220 | File dirToDelete = new File(archivesFolder);
|
---|
221 |
|
---|
222 | if (!dirToDelete.exists() || !dirToDelete.isDirectory() || !deleteDirectory(dirToDelete))
|
---|
223 | {
|
---|
224 | _errorStatus = ERROR_COULD_NOT_DELETE;
|
---|
225 | return;
|
---|
226 | }
|
---|
227 |
|
---|
228 | //Remove the entry from the archive database
|
---|
229 | archiveRemoveEntryFromDatabase(oid, collection, userContext);
|
---|
230 | }
|
---|
231 | else
|
---|
232 | {
|
---|
233 | documentXMLDeleteSection(oid, collection, userContext);
|
---|
234 | }
|
---|
235 | }
|
---|
236 |
|
---|
237 | /**
|
---|
238 | * Can be used to copy a document or section from one place to another.
|
---|
239 | *
|
---|
240 | * @param oid
|
---|
241 | * is the identifier of the document/section that is to be
|
---|
242 | * copied.
|
---|
243 | * @param collection
|
---|
244 | * is the collection the source document resides in.
|
---|
245 | * @param newOID
|
---|
246 | * is the new identifier for the document/section (it cannot
|
---|
247 | * already exist).
|
---|
248 | * @param newCollection
|
---|
249 | * is the collection the new document/section will be copied to.
|
---|
250 | * If this is null then the collection parameter will be used
|
---|
251 | * instead.
|
---|
252 | */
|
---|
253 | public void documentMoveOrDuplicate(String oid, String collection, String newOID, String newCollection, int operation, boolean move, UserContext userContext)
|
---|
254 | {
|
---|
255 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
256 | {
|
---|
257 | return;
|
---|
258 | }
|
---|
259 |
|
---|
260 | //If a new collection is not specified then assume the collection of the original document
|
---|
261 | if (newCollection == null || newCollection.equals(""))
|
---|
262 | {
|
---|
263 | newCollection = collection;
|
---|
264 | }
|
---|
265 |
|
---|
266 | //Generate an OID for the duplicate if we are not given one
|
---|
267 | if (newOID == null || newOID.equals(""))
|
---|
268 | {
|
---|
269 | _errorStatus = ERROR_DESTINATION_OID_NOT_SPECIFIED;
|
---|
270 | return;
|
---|
271 | }
|
---|
272 |
|
---|
273 | boolean requiresDatabaseEntry = false;
|
---|
274 | int operationType = getOperation(oid, newOID);
|
---|
275 | switch (operationType)
|
---|
276 | {
|
---|
277 | case OPERATION_TYPE_DOC_TO_DOC:
|
---|
278 | {
|
---|
279 | String archiveDir = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
280 | if (_errorStatus != NO_ERROR)
|
---|
281 | {
|
---|
282 | return;
|
---|
283 | }
|
---|
284 |
|
---|
285 | //Remove doc.xml from the file name
|
---|
286 | archiveDir = archiveDir.substring(0, archiveDir.lastIndexOf(File.separator));
|
---|
287 | File dirToDuplicate = new File(archiveDir);
|
---|
288 |
|
---|
289 | //This is possibly not the best way to name the new directory
|
---|
290 | File newDir = new File(archiveDir.substring(0, archiveDir.lastIndexOf(File.separator) + File.separator.length()) + newOID);
|
---|
291 |
|
---|
292 | if (dirToDuplicate.exists() && dirToDuplicate.isDirectory() && !newDir.exists())
|
---|
293 | {
|
---|
294 | if (!copyDirectory(dirToDuplicate, newDir))
|
---|
295 | {
|
---|
296 | _errorStatus = ERROR_COULD_NOT_DUPLICATE;
|
---|
297 | return;
|
---|
298 | }
|
---|
299 | }
|
---|
300 | else
|
---|
301 | {
|
---|
302 | _errorStatus = ERROR_COULD_NOT_DUPLICATE;
|
---|
303 | return;
|
---|
304 | }
|
---|
305 |
|
---|
306 | if (move)
|
---|
307 | {
|
---|
308 | deleteDirectory(dirToDuplicate);
|
---|
309 | }
|
---|
310 |
|
---|
311 | requiresDatabaseEntry = true;
|
---|
312 | break;
|
---|
313 | }
|
---|
314 | case OPERATION_TYPE_DOC_TO_SEC:
|
---|
315 | {
|
---|
316 | Document originalDocument = getDocXML(oid, collection, userContext);
|
---|
317 | Element originalSection = getTopLevelSectionElement(originalDocument);
|
---|
318 |
|
---|
319 | documentXMLCreateSection(newOID, newCollection, userContext);
|
---|
320 | if (_errorStatus != NO_ERROR)
|
---|
321 | {
|
---|
322 | return;
|
---|
323 | }
|
---|
324 |
|
---|
325 | documentXMLSetSection(newOID, newCollection, originalSection, operation, userContext);
|
---|
326 |
|
---|
327 | if (move)
|
---|
328 | {
|
---|
329 | String archiveDirStr = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
330 | if (_errorStatus != NO_ERROR)
|
---|
331 | {
|
---|
332 | return;
|
---|
333 | }
|
---|
334 |
|
---|
335 | File archiveDir = new File(archiveDirStr);
|
---|
336 |
|
---|
337 | if (archiveDir.exists() && archiveDir.isDirectory())
|
---|
338 | {
|
---|
339 | deleteDirectory(archiveDir);
|
---|
340 | }
|
---|
341 | }
|
---|
342 | break;
|
---|
343 | }
|
---|
344 | case OPERATION_TYPE_SEC_TO_DOC:
|
---|
345 | {
|
---|
346 | Document originalDocument = getDocXML(oid, collection, userContext);
|
---|
347 | Element originalSection = getSectionBySectionNumber(originalDocument, getSectionFromOID(oid));
|
---|
348 |
|
---|
349 | documentCreate(newOID, newCollection, userContext);
|
---|
350 | if (_errorStatus != NO_ERROR)
|
---|
351 | {
|
---|
352 | return;
|
---|
353 | }
|
---|
354 |
|
---|
355 | documentXMLCreateSection(newOID, newCollection, userContext);
|
---|
356 | if (_errorStatus != NO_ERROR)
|
---|
357 | {
|
---|
358 | return;
|
---|
359 | }
|
---|
360 |
|
---|
361 | documentXMLSetSection(newOID, newCollection, originalSection, operation, userContext);
|
---|
362 |
|
---|
363 | if (move)
|
---|
364 | {
|
---|
365 | originalDocument = getDocXML(oid, collection, userContext);
|
---|
366 | originalSection.getParentNode().removeChild(originalSection);
|
---|
367 |
|
---|
368 | //Write the new change back into the file
|
---|
369 | if (!writeXMLFile(originalDocument, oid, collection, userContext))
|
---|
370 | {
|
---|
371 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
372 | return;
|
---|
373 | }
|
---|
374 | }
|
---|
375 |
|
---|
376 | requiresDatabaseEntry = true;
|
---|
377 | break;
|
---|
378 | }
|
---|
379 | case OPERATION_TYPE_SEC_TO_SEC:
|
---|
380 | {
|
---|
381 | Document originalDocument = getDocXML(oid, collection, userContext);
|
---|
382 | Element originalSection = getSectionBySectionNumber(originalDocument, getSectionFromOID(oid));
|
---|
383 |
|
---|
384 | if (operation == OPERATION_REPLACE)
|
---|
385 | {
|
---|
386 | documentXMLCreateSection(newOID, newCollection, userContext);
|
---|
387 | if (_errorStatus != NO_ERROR)
|
---|
388 | {
|
---|
389 | return;
|
---|
390 | }
|
---|
391 | }
|
---|
392 |
|
---|
393 | documentXMLSetSection(newOID, newCollection, originalSection, operation, userContext);
|
---|
394 | if (_errorStatus != NO_ERROR)
|
---|
395 | {
|
---|
396 | return;
|
---|
397 | }
|
---|
398 |
|
---|
399 | if (move)
|
---|
400 | {
|
---|
401 | originalDocument = getDocXML(oid, collection, userContext);
|
---|
402 | originalSection.getParentNode().removeChild(originalSection);
|
---|
403 |
|
---|
404 | //Write the new change back into the file
|
---|
405 | if (!writeXMLFile(originalDocument, oid, collection, userContext))
|
---|
406 | {
|
---|
407 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
408 | return;
|
---|
409 | }
|
---|
410 | }
|
---|
411 |
|
---|
412 | break;
|
---|
413 | }
|
---|
414 | }
|
---|
415 |
|
---|
416 | if (requiresDatabaseEntry)
|
---|
417 | {
|
---|
418 | HashMap<String, ArrayList<String>> entries = new HashMap<String, ArrayList<String>>();
|
---|
419 | ArrayList<String> values = new ArrayList<String>();
|
---|
420 | values.add(newOID + "/doc.xml");
|
---|
421 | entries.put("doc-file", values);
|
---|
422 |
|
---|
423 | //Write the new entry to the archive database
|
---|
424 | archiveWriteEntryToDatabase(newOID, newCollection, entries, userContext);
|
---|
425 | }
|
---|
426 | }
|
---|
427 |
|
---|
428 | /**
|
---|
429 | * Can be used to acquire information about a given document or section.
|
---|
430 | *
|
---|
431 | * @param oid
|
---|
432 | * is the identifier of the document or section.
|
---|
433 | * @param collection
|
---|
434 | * is the collection the document or section resides in.
|
---|
435 | * @param requestedInfo
|
---|
436 | * is an array containing the various requests.
|
---|
437 | * @return This returns an array containing the requested information.
|
---|
438 | */
|
---|
439 | public String[] documentGetInformation(String oid, String collection, String[] requestedInfo, UserContext userContext)
|
---|
440 | {
|
---|
441 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
442 | {
|
---|
443 | return null;
|
---|
444 | }
|
---|
445 |
|
---|
446 | for (int j = 0; j < requestedInfo.length; j++)
|
---|
447 | {
|
---|
448 | String currentRequest = requestedInfo[j];
|
---|
449 | //TODO: Decide what info requests are valid (e.g. number of sections etc.)
|
---|
450 | //-How many child/sibling sections
|
---|
451 | //-Metadata keys
|
---|
452 | }
|
---|
453 | //TODO: Implement
|
---|
454 | return null;
|
---|
455 | }
|
---|
456 |
|
---|
457 | /**
|
---|
458 | * Can be used to merge two parts of a document together. The sections must
|
---|
459 | * be in the same document at the same level (e.g. D11.1.2 and D11.1.3) or a
|
---|
460 | * section and it's parent (e.g. D11.1.2 and D11.1). Also, the destination
|
---|
461 | * section cannot have any child sections.
|
---|
462 | *
|
---|
463 | * @param oid
|
---|
464 | * the identifier of the section that is to be merged.
|
---|
465 | * @param collection
|
---|
466 | * the collection the section resides in.
|
---|
467 | * @param mergeOID
|
---|
468 | * the identifier of the section that the source section will be
|
---|
469 | * merged into.
|
---|
470 | */
|
---|
471 | public void documentMerge(String oid, String collection, String mergeOID, UserContext userContext)
|
---|
472 | {
|
---|
473 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
474 | {
|
---|
475 | return;
|
---|
476 | }
|
---|
477 |
|
---|
478 | if ((_errorStatus = checkOIDandCollection(mergeOID, collection, userContext)) != NO_ERROR)
|
---|
479 | {
|
---|
480 | return;
|
---|
481 | }
|
---|
482 |
|
---|
483 | int op = getOperation(oid, mergeOID);
|
---|
484 | if (op != OPERATION_TYPE_SEC_TO_SEC && op != OPERATION_TYPE_SEC_TO_DOC) //We allow SEC_TO_DOC in the case that someone wants to merge D11.1 with D11 (for example)
|
---|
485 | {
|
---|
486 | _errorStatus = ERROR_INVALID_MERGE;
|
---|
487 | return;
|
---|
488 | }
|
---|
489 |
|
---|
490 | String[] sourceLevels = oid.split("\\.");
|
---|
491 | String[] destinationLevels = mergeOID.split("\\.");
|
---|
492 |
|
---|
493 | if (destinationLevels.length > sourceLevels.length)
|
---|
494 | {
|
---|
495 | _errorStatus = ERROR_INVALID_MERGE;
|
---|
496 | return;
|
---|
497 | }
|
---|
498 |
|
---|
499 | for (int i = 0; i < sourceLevels.length - 1; i++)
|
---|
500 | {
|
---|
501 | if (i >= destinationLevels.length || !sourceLevels[i].equals(destinationLevels[i]))
|
---|
502 | {
|
---|
503 | _errorStatus = ERROR_INVALID_MERGE;
|
---|
504 | return;
|
---|
505 | }
|
---|
506 | }
|
---|
507 |
|
---|
508 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
509 | if (docXML == null)
|
---|
510 | {
|
---|
511 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
512 | return;
|
---|
513 | }
|
---|
514 |
|
---|
515 | Element sourceSection = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
516 | Element destinationSection = getSectionBySectionNumber(docXML, getSectionFromOID(mergeOID));
|
---|
517 |
|
---|
518 | //Make sure the destination Section does not have any child Sections.
|
---|
519 | NodeList childSections = GSXML.getChildrenByTagName(destinationSection, GSXML.DOCXML_SECTION_ELEM);
|
---|
520 | if (childSections.getLength() != 0 && sourceLevels.length == destinationLevels.length)
|
---|
521 | {
|
---|
522 | _errorStatus = ERROR_INVALID_MERGE;
|
---|
523 | return;
|
---|
524 | }
|
---|
525 |
|
---|
526 | //Get the children of the destination section so we can copy them to the source section before we overwrite the destination
|
---|
527 | NodeList childrenToKeep = destinationSection.getChildNodes();
|
---|
528 | ArrayList<Node> childList = new ArrayList<Node>();
|
---|
529 | for (int i = 0; i < childrenToKeep.getLength(); i++)
|
---|
530 | {
|
---|
531 | //Need to put these in a list to make them easier to loop through as using a NodeList is messy
|
---|
532 | childList.add(childrenToKeep.item(i));
|
---|
533 | }
|
---|
534 |
|
---|
535 | //for(int i = 0; i < childrenToKeep.getLength(); i++)
|
---|
536 | for (int i = 0; i < childList.size(); i++)
|
---|
537 | {
|
---|
538 | Node currentChild = childList.get(i);
|
---|
539 | //If the child is not a <Content> node then add it to source section
|
---|
540 | if (!currentChild.getNodeName().equals(GSXML.DOCXML_CONTENT_ELEM))
|
---|
541 | {
|
---|
542 | sourceSection.appendChild(currentChild);
|
---|
543 | continue;
|
---|
544 | }
|
---|
545 |
|
---|
546 | //Get the destination Section's Content node's text node, if it's empty then we don't need to worry about appending it
|
---|
547 | Node destinationTextNode = currentChild.getFirstChild();
|
---|
548 | if (destinationTextNode == null || destinationTextNode.getNodeValue() == null || destinationTextNode.getNodeValue().equals(""))
|
---|
549 | {
|
---|
550 | continue;
|
---|
551 | }
|
---|
552 |
|
---|
553 | //If the source Section does not have a content then directly append the destination content
|
---|
554 | Element sourceContent = (Element) GSXML.getChildByTagName(sourceSection, GSXML.DOCXML_CONTENT_ELEM);
|
---|
555 | if (sourceContent == null)
|
---|
556 | {
|
---|
557 | sourceSection.appendChild(currentChild);
|
---|
558 | continue;
|
---|
559 | }
|
---|
560 |
|
---|
561 | //If the source Section's Content is empty then again we can directly append the destination content
|
---|
562 | Node sourceTextNode = sourceContent.getFirstChild();
|
---|
563 | if (sourceTextNode == null || sourceTextNode.getNodeValue() == null || sourceTextNode.getNodeValue().equals(""))
|
---|
564 | {
|
---|
565 | sourceSection.appendChild(currentChild);
|
---|
566 | continue;
|
---|
567 | }
|
---|
568 |
|
---|
569 | //Otherwise, set the new content to be destination + source text in that order.
|
---|
570 | sourceTextNode.setNodeValue(destinationTextNode.getNodeValue() + " " + sourceTextNode.getNodeValue());
|
---|
571 | }
|
---|
572 |
|
---|
573 | documentXMLSetSection(mergeOID, collection, sourceSection, OPERATION_REPLACE, userContext);
|
---|
574 | if (_errorStatus != NO_ERROR)
|
---|
575 | {
|
---|
576 | return;
|
---|
577 | }
|
---|
578 |
|
---|
579 | documentXMLDeleteSection(oid, collection, userContext);
|
---|
580 | }
|
---|
581 |
|
---|
582 | /**
|
---|
583 | * Can be used to split a section into two sections (e.g. D11.2.1 will
|
---|
584 | * become D11.2.1 and D11.2.2). Any child section will belong to the second
|
---|
585 | * section (D11.2.2 in the example).
|
---|
586 | *
|
---|
587 | * @param oid
|
---|
588 | * is the identifer of the section to be split.
|
---|
589 | * @param collection
|
---|
590 | * is the collection the section resides in.
|
---|
591 | * @param splitPoint
|
---|
592 | * is the point in the text we want to split at.
|
---|
593 | */
|
---|
594 | public void documentSplit(String oid, String collection, int splitPoint, UserContext userContext)
|
---|
595 | {
|
---|
596 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
597 | {
|
---|
598 | return;
|
---|
599 | }
|
---|
600 |
|
---|
601 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
602 | if (docXML == null)
|
---|
603 | {
|
---|
604 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
605 | return;
|
---|
606 | }
|
---|
607 |
|
---|
608 | Element sectionToSplit = null;
|
---|
609 | if (!oid.contains("."))
|
---|
610 | {
|
---|
611 | sectionToSplit = getTopLevelSectionElement(docXML);
|
---|
612 | }
|
---|
613 | else
|
---|
614 | {
|
---|
615 | sectionToSplit = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
616 | }
|
---|
617 |
|
---|
618 | Element content = (Element) GSXML.getChildByTagName(sectionToSplit, GSXML.DOCXML_CONTENT_ELEM);
|
---|
619 | if (content == null)
|
---|
620 | {
|
---|
621 | _errorStatus = ERROR_INVALID_SPLIT;
|
---|
622 | return;
|
---|
623 | }
|
---|
624 |
|
---|
625 | Node textNode = content.getFirstChild();
|
---|
626 | if (textNode == null)
|
---|
627 | {
|
---|
628 | _errorStatus = ERROR_INVALID_SPLIT;
|
---|
629 | return;
|
---|
630 | }
|
---|
631 |
|
---|
632 | String text = textNode.getNodeValue();
|
---|
633 | if (splitPoint > text.length() - 2 || splitPoint < 1) //-1 would be the index of the last character, so the last valid split point is -2
|
---|
634 | {
|
---|
635 | _errorStatus = ERROR_INVALID_SPLIT;
|
---|
636 | return;
|
---|
637 | }
|
---|
638 |
|
---|
639 | String firstPart = text.substring(0, splitPoint);
|
---|
640 | String secondPart = text.substring(splitPoint);
|
---|
641 |
|
---|
642 | Element newSection = docXML.createElement(GSXML.DOCXML_SECTION_ELEM);
|
---|
643 | Element newContent = docXML.createElement(GSXML.DOCXML_CONTENT_ELEM);
|
---|
644 | Node newTextNode = docXML.createTextNode(firstPart);
|
---|
645 | newContent.appendChild(newTextNode);
|
---|
646 | newSection.appendChild(newContent);
|
---|
647 |
|
---|
648 | documentXMLSetSection(oid, collection, newSection, OPERATION_INSERT_BEFORE, userContext);
|
---|
649 | if (_errorStatus != NO_ERROR)
|
---|
650 | {
|
---|
651 | return;
|
---|
652 | }
|
---|
653 | textNode.setNodeValue(secondPart);
|
---|
654 |
|
---|
655 | //Write the new change back into the file
|
---|
656 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
657 | {
|
---|
658 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
659 | }
|
---|
660 | }
|
---|
661 |
|
---|
662 | /**
|
---|
663 | * Creates a basic doc.xml file with minimal contents.
|
---|
664 | *
|
---|
665 | * @param oid
|
---|
666 | * is the identifier of the document to be created.
|
---|
667 | * @param collection
|
---|
668 | * is the collection the new document will reside in.
|
---|
669 | */
|
---|
670 | public void documentXMLCreateDocXML(String oid, String collection, UserContext userContext)
|
---|
671 | {
|
---|
672 | _errorStatus = NO_ERROR;
|
---|
673 | try
|
---|
674 | {
|
---|
675 | Document docXML = null;
|
---|
676 |
|
---|
677 | String filePath = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
678 | File docFile = new File(filePath);
|
---|
679 | if (!docFile.exists() && !docFile.createNewFile())
|
---|
680 | {
|
---|
681 | _errorStatus = ERROR_DOC_XML_COULD_NOT_BE_CREATED;
|
---|
682 | return;
|
---|
683 | }
|
---|
684 |
|
---|
685 | BufferedWriter bw = new BufferedWriter(new FileWriter(docFile));
|
---|
686 | bw.write("<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n");
|
---|
687 | bw.write("<!DOCTYPE Archive SYSTEM \"http://greenstone.org/dtd/Archive/1.0/Archive.dtd\">\n");
|
---|
688 | bw.write("<Archive>\n");
|
---|
689 | bw.write("</Archive>\n");
|
---|
690 | bw.close();
|
---|
691 |
|
---|
692 | DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
|
---|
693 | DocumentBuilder db = dbf.newDocumentBuilder();
|
---|
694 | docXML = db.parse(docFile);
|
---|
695 |
|
---|
696 | _docCache.put(oid + "__" + collection, docXML);
|
---|
697 | }
|
---|
698 | catch (Exception ex)
|
---|
699 | {
|
---|
700 | ex.printStackTrace();
|
---|
701 | _errorStatus = ERROR_EXCEPTION_CREATING_DOC_XML_FILE;
|
---|
702 | return;
|
---|
703 | }
|
---|
704 | }
|
---|
705 |
|
---|
706 | /**
|
---|
707 | * Gets a metadata value from a document or section.
|
---|
708 | *
|
---|
709 | * @param oid
|
---|
710 | * is the identifier of the section or document to get metadata
|
---|
711 | * from.
|
---|
712 | * @param collection
|
---|
713 | * is the collection the section or document resides in.
|
---|
714 | * @param metadataName
|
---|
715 | * is the name of metadata to retrieve
|
---|
716 | * @return an array of metadata elements containing the resquested metadata
|
---|
717 | */
|
---|
718 | public ArrayList<Element> documentXMLGetMetadata(String oid, String collection, String metadataName, UserContext userContext)
|
---|
719 | {
|
---|
720 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
721 | {
|
---|
722 | return null;
|
---|
723 | }
|
---|
724 | else if (metadataName == null || metadataName.equals(""))
|
---|
725 | {
|
---|
726 | _errorStatus = ERROR_METADATA_NAME_NOT_SPECIFIED;
|
---|
727 | return null;
|
---|
728 | }
|
---|
729 |
|
---|
730 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
731 | if (docXML == null)
|
---|
732 | {
|
---|
733 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
734 | return null;
|
---|
735 | }
|
---|
736 |
|
---|
737 | return getMetadataElementsFromSection(docXML, oid, metadataName);
|
---|
738 | }
|
---|
739 |
|
---|
740 | /**
|
---|
741 | *
|
---|
742 | * @param oid
|
---|
743 | * is the identifier of the document or section that is to have
|
---|
744 | * it's metadata set.
|
---|
745 | * @param collection
|
---|
746 | * is the collection the document/section resides in.
|
---|
747 | * @param metadataName
|
---|
748 | * is the name of the metadata value that is to be set.
|
---|
749 | * @param newMetadataValue
|
---|
750 | * is the new value of the metadata.
|
---|
751 | * @param position
|
---|
752 | * specifies the position of the value to set.
|
---|
753 | * @param operation
|
---|
754 | * can be one of OPERATION_REPLACE, OPERATION_INSERT_BEFORE,
|
---|
755 | * OPERATION_INSERT_AFTER or OPERATION_APPEND.
|
---|
756 | */
|
---|
757 | public void documentXMLSetMetadata(String oid, String collection, String metadataName, String newMetadataValue, int position, int operation, UserContext userContext)
|
---|
758 | {
|
---|
759 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
760 | {
|
---|
761 | return;
|
---|
762 | }
|
---|
763 | else if (metadataName == null || metadataName.equals(""))
|
---|
764 | {
|
---|
765 | _errorStatus = ERROR_METADATA_NAME_NOT_SPECIFIED;
|
---|
766 | return;
|
---|
767 | }
|
---|
768 | else if (newMetadataValue == null || newMetadataValue.equals(""))
|
---|
769 | {
|
---|
770 | _errorStatus = ERROR_METADATA_VALUE_NOT_SPECIFIED;
|
---|
771 | return;
|
---|
772 | }
|
---|
773 |
|
---|
774 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
775 | if (docXML == null)
|
---|
776 | {
|
---|
777 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
778 | return;
|
---|
779 | }
|
---|
780 |
|
---|
781 | ArrayList<Element> metadataElems = getMetadataElementsFromSection(docXML, oid, metadataName);
|
---|
782 |
|
---|
783 | if (operation != OPERATION_APPEND && metadataElems.get(position) == null)
|
---|
784 | {
|
---|
785 | _errorStatus = ERROR_INVALID_METADATA_POSITION;
|
---|
786 | return;
|
---|
787 | }
|
---|
788 |
|
---|
789 | if (operation == OPERATION_REPLACE)
|
---|
790 | {
|
---|
791 | metadataElems.get(position).setNodeValue(newMetadataValue);
|
---|
792 | }
|
---|
793 | else if (operation == OPERATION_INSERT_BEFORE)
|
---|
794 | {
|
---|
795 | Element newMetadata = createElementWithValue(docXML, GSXML.DOCXML_METADATA_ELEM, metadataName, newMetadataValue);
|
---|
796 | Element existingMetadata = metadataElems.get(position);
|
---|
797 |
|
---|
798 | existingMetadata.getParentNode().insertBefore(newMetadata, existingMetadata);
|
---|
799 | }
|
---|
800 | else if (operation == OPERATION_INSERT_AFTER)
|
---|
801 | {
|
---|
802 | Element newMetadata = createElementWithValue(docXML, GSXML.DOCXML_METADATA_ELEM, metadataName, newMetadataValue);
|
---|
803 | Element existingMetadata = metadataElems.get(position + 1);
|
---|
804 |
|
---|
805 | if (existingMetadata != null)
|
---|
806 | {
|
---|
807 | existingMetadata.getParentNode().insertBefore(newMetadata, existingMetadata);
|
---|
808 | }
|
---|
809 | else
|
---|
810 | {
|
---|
811 | existingMetadata = metadataElems.get(position);
|
---|
812 | existingMetadata.getParentNode().appendChild(newMetadata);
|
---|
813 | }
|
---|
814 | }
|
---|
815 | else
|
---|
816 | {
|
---|
817 | Element section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
818 | Element description = (Element) GSXML.getChildByTagName(section, GSXML.DOCXML_DESCRIPTION_ELEM);
|
---|
819 | if (description == null)
|
---|
820 | {
|
---|
821 | description = docXML.createElement(GSXML.DOCXML_DESCRIPTION_ELEM);
|
---|
822 | section.appendChild(description);
|
---|
823 | }
|
---|
824 | Element newMetadata = createElementWithValue(docXML, GSXML.DOCXML_METADATA_ELEM, metadataName, newMetadataValue);
|
---|
825 | description.appendChild(newMetadata);
|
---|
826 | }
|
---|
827 |
|
---|
828 | //Write the new change back into the file
|
---|
829 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
830 | {
|
---|
831 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
832 | }
|
---|
833 | }
|
---|
834 |
|
---|
835 | /**
|
---|
836 | * Can be used to delete metadata at a specific position in a document or
|
---|
837 | * section (such as the third author of a document).
|
---|
838 | *
|
---|
839 | * @param oid
|
---|
840 | * is the identifier of the document/section to delete metadata
|
---|
841 | * from.
|
---|
842 | * @param collection
|
---|
843 | * is the collection the document resides in.
|
---|
844 | * @param metadataName
|
---|
845 | * is the name of the metadata that is to have an item deleted.
|
---|
846 | * @param position
|
---|
847 | * is position of the item that is to be deleted.
|
---|
848 | */
|
---|
849 | public void documentXMLDeleteMetadata(String oid, String collection, String metadataName, int position, UserContext userContext)
|
---|
850 | {
|
---|
851 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
852 | {
|
---|
853 | return;
|
---|
854 | }
|
---|
855 | else if (metadataName == null || metadataName.equals(""))
|
---|
856 | {
|
---|
857 | _errorStatus = ERROR_METADATA_NAME_NOT_SPECIFIED;
|
---|
858 | return;
|
---|
859 | }
|
---|
860 |
|
---|
861 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
862 | if (docXML == null)
|
---|
863 | {
|
---|
864 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
865 | return;
|
---|
866 | }
|
---|
867 |
|
---|
868 | ArrayList<Element> metadataElems = getMetadataElementsFromSection(docXML, oid, metadataName);
|
---|
869 |
|
---|
870 | if (metadataElems.get(position) != null)
|
---|
871 | {
|
---|
872 | metadataElems.get(position).getParentNode().removeChild(metadataElems.get(position));
|
---|
873 | }
|
---|
874 | }
|
---|
875 |
|
---|
876 | /**
|
---|
877 | * Can be used to delete all the metadata with a specific name from a
|
---|
878 | * document or section (e.g. all of the authors).
|
---|
879 | *
|
---|
880 | * @param oid
|
---|
881 | * is the identifier of the document or section to delete the
|
---|
882 | * metadata from.
|
---|
883 | * @param collection
|
---|
884 | * is the collection the document resides in.
|
---|
885 | * @param metadataName
|
---|
886 | * is the name of the metadata to delete.
|
---|
887 | */
|
---|
888 | public void documentXMLDeleteMetadata(String oid, String collection, String metadataName, UserContext userContext)
|
---|
889 | {
|
---|
890 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
891 | {
|
---|
892 | return;
|
---|
893 | }
|
---|
894 | else if (metadataName == null || metadataName.equals(""))
|
---|
895 | {
|
---|
896 | _errorStatus = ERROR_METADATA_NAME_NOT_SPECIFIED;
|
---|
897 | return;
|
---|
898 | }
|
---|
899 |
|
---|
900 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
901 | if (docXML == null)
|
---|
902 | {
|
---|
903 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
904 | return;
|
---|
905 | }
|
---|
906 |
|
---|
907 | ArrayList<Element> metadataElems = getMetadataElementsFromSection(docXML, oid, metadataName);
|
---|
908 |
|
---|
909 | for (Element elem : metadataElems)
|
---|
910 | {
|
---|
911 | elem.getParentNode().removeChild(elem);
|
---|
912 | }
|
---|
913 | }
|
---|
914 |
|
---|
915 | /**
|
---|
916 | * Can be used to replace a specific metadata item of a given name, given
|
---|
917 | * it's value.
|
---|
918 | *
|
---|
919 | * @param oid
|
---|
920 | * is the document/section of the metadata that is to be
|
---|
921 | * replaced.
|
---|
922 | * @param collection
|
---|
923 | * is the collection the document resides in.
|
---|
924 | * @param metadataName
|
---|
925 | * is the name of the metadata to be replaced.
|
---|
926 | * @param oldMetadataValue
|
---|
927 | * is the old value of the metadata (the value that will be
|
---|
928 | * replaced).
|
---|
929 | * @param newMetadataValue
|
---|
930 | * is the new value of the metadata that will replace the old
|
---|
931 | * value.
|
---|
932 | */
|
---|
933 | public void documentXMLReplaceMetadata(String oid, String collection, String metadataName, String oldMetadataValue, String newMetadataValue, UserContext userContext)
|
---|
934 | {
|
---|
935 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
936 | {
|
---|
937 | return;
|
---|
938 | }
|
---|
939 | else if (metadataName == null || metadataName.equals(""))
|
---|
940 | {
|
---|
941 | _errorStatus = ERROR_METADATA_NAME_NOT_SPECIFIED;
|
---|
942 | return;
|
---|
943 | }
|
---|
944 | else if (newMetadataValue == null || newMetadataValue.equals(""))
|
---|
945 | {
|
---|
946 | _errorStatus = ERROR_METADATA_VALUE_NOT_SPECIFIED;
|
---|
947 | return;
|
---|
948 | }
|
---|
949 | else if (oldMetadataValue == null || oldMetadataValue.equals(""))
|
---|
950 | {
|
---|
951 | _errorStatus = ERROR_METADATA_VALUE_NOT_SPECIFIED;
|
---|
952 | return;
|
---|
953 | }
|
---|
954 |
|
---|
955 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
956 | if (docXML == null)
|
---|
957 | {
|
---|
958 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
959 | return;
|
---|
960 | }
|
---|
961 |
|
---|
962 | ArrayList<Element> metadataElems = getMetadataElementsFromSection(docXML, oid, metadataName);
|
---|
963 |
|
---|
964 | for (Element elem : metadataElems)
|
---|
965 | {
|
---|
966 | Node textNode = elem.getFirstChild();
|
---|
967 |
|
---|
968 | if (textNode != null && textNode.getNodeValue().equals(oldMetadataValue))
|
---|
969 | {
|
---|
970 | textNode.setNodeValue(newMetadataValue);
|
---|
971 | }
|
---|
972 | }
|
---|
973 |
|
---|
974 | //Write the new change back into the file
|
---|
975 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
976 | {
|
---|
977 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
978 | }
|
---|
979 | }
|
---|
980 |
|
---|
981 | /**
|
---|
982 | * Can be used to create a blank section.
|
---|
983 | *
|
---|
984 | * @param oid
|
---|
985 | * is the identifier of the section to be created.
|
---|
986 | * @param collection
|
---|
987 | * is the collection the document resides in.
|
---|
988 | */
|
---|
989 | public void documentXMLCreateSection(String oid, String collection, UserContext userContext)
|
---|
990 | {
|
---|
991 | _errorStatus = NO_ERROR;
|
---|
992 | if (oid == null || oid.equals(""))
|
---|
993 | {
|
---|
994 | _errorStatus = ERROR_OID_NOT_SPECIFIED;
|
---|
995 | return;
|
---|
996 | }
|
---|
997 | else if (collection == null || collection.equals(""))
|
---|
998 | {
|
---|
999 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
1000 | return;
|
---|
1001 | }
|
---|
1002 |
|
---|
1003 | if (oid.contains(".") && !archiveCheckDocumentOrSectionExists(oid.substring(0, oid.indexOf(".")), collection, userContext))
|
---|
1004 | {
|
---|
1005 | documentCreate(oid.substring(0, oid.indexOf(".")), collection, userContext);
|
---|
1006 | if (_errorStatus != NO_ERROR)
|
---|
1007 | {
|
---|
1008 | return;
|
---|
1009 | }
|
---|
1010 | }
|
---|
1011 |
|
---|
1012 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1013 | if (docXML == null)
|
---|
1014 | {
|
---|
1015 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1016 | return;
|
---|
1017 | }
|
---|
1018 |
|
---|
1019 | Element topLevel = docXML.getDocumentElement();
|
---|
1020 | if (!oid.contains("."))
|
---|
1021 | {
|
---|
1022 | if (GSXML.getChildByTagName(topLevel, GSXML.DOCXML_SECTION_ELEM) == null)
|
---|
1023 | {
|
---|
1024 | Element newSection = docXML.createElement(GSXML.DOCXML_SECTION_ELEM);
|
---|
1025 | topLevel.appendChild(newSection);
|
---|
1026 | }
|
---|
1027 | }
|
---|
1028 | else
|
---|
1029 | {
|
---|
1030 | int[] intLevels = null;
|
---|
1031 | try
|
---|
1032 | {
|
---|
1033 | intLevels = oidToSectionNumberArray(oid);
|
---|
1034 | }
|
---|
1035 | catch (Exception ex)
|
---|
1036 | {
|
---|
1037 | _errorStatus = ERROR_OID_INCORRECT_FORMAT;
|
---|
1038 | return;
|
---|
1039 | }
|
---|
1040 |
|
---|
1041 | Element current = (Element) GSXML.getChildByTagName(topLevel, GSXML.DOCXML_SECTION_ELEM);
|
---|
1042 | if (current == null)
|
---|
1043 | {
|
---|
1044 | Element topLevelSection = docXML.createElement(GSXML.DOCXML_SECTION_ELEM);
|
---|
1045 | topLevel.appendChild(topLevelSection);
|
---|
1046 | current = topLevelSection;
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 | for (int currentLevelValue : intLevels)
|
---|
1050 | {
|
---|
1051 | NodeList sections = GSXML.getChildrenByTagName(current, GSXML.DOCXML_SECTION_ELEM);
|
---|
1052 |
|
---|
1053 | if (sections.item(currentLevelValue - 1) == null)
|
---|
1054 | {
|
---|
1055 | Element latest = null;
|
---|
1056 | for (int j = 0; j < currentLevelValue - sections.getLength(); j++)
|
---|
1057 | {
|
---|
1058 | Element blankSection = docXML.createElement(GSXML.DOCXML_SECTION_ELEM);
|
---|
1059 | current.appendChild(blankSection);
|
---|
1060 | latest = blankSection;
|
---|
1061 | }
|
---|
1062 | current = latest;
|
---|
1063 | }
|
---|
1064 | else
|
---|
1065 | {
|
---|
1066 | current = (Element) sections.item(currentLevelValue - 1);
|
---|
1067 | }
|
---|
1068 | }
|
---|
1069 | }
|
---|
1070 |
|
---|
1071 | //Write the new change back into the file
|
---|
1072 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
1073 | {
|
---|
1074 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
1075 | }
|
---|
1076 | }
|
---|
1077 |
|
---|
1078 | /**
|
---|
1079 | * Can be used to delete an entire section.
|
---|
1080 | *
|
---|
1081 | * @param oid
|
---|
1082 | * is the identifier of the section to be deleted.
|
---|
1083 | * @param collection
|
---|
1084 | * is the collection the document resides in.
|
---|
1085 | */
|
---|
1086 | public void documentXMLDeleteSection(String oid, String collection, UserContext userContext)
|
---|
1087 | {
|
---|
1088 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1089 | {
|
---|
1090 | return;
|
---|
1091 | }
|
---|
1092 |
|
---|
1093 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1094 | if (docXML == null)
|
---|
1095 | {
|
---|
1096 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1097 | return;
|
---|
1098 | }
|
---|
1099 |
|
---|
1100 | Element section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1101 | if (section == null)
|
---|
1102 | {
|
---|
1103 | _errorStatus = ERROR_COULD_NOT_DELETE;
|
---|
1104 | return;
|
---|
1105 | }
|
---|
1106 |
|
---|
1107 | section.getParentNode().removeChild(section);
|
---|
1108 |
|
---|
1109 | //Write the new change back into the file
|
---|
1110 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
1111 | {
|
---|
1112 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
1113 | }
|
---|
1114 | }
|
---|
1115 |
|
---|
1116 | /**
|
---|
1117 | * Can be used to get a section from a document.
|
---|
1118 | *
|
---|
1119 | * @param oid
|
---|
1120 | * is the identifier of the section to get.
|
---|
1121 | * @param collection
|
---|
1122 | * is the collection the document resides in.
|
---|
1123 | * @return the requested section.
|
---|
1124 | */
|
---|
1125 | public Element documentXMLGetSection(String oid, String collection, UserContext userContext)
|
---|
1126 | {
|
---|
1127 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1128 | {
|
---|
1129 | return null;
|
---|
1130 | }
|
---|
1131 |
|
---|
1132 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1133 | if (docXML == null)
|
---|
1134 | {
|
---|
1135 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1136 | return null;
|
---|
1137 | }
|
---|
1138 |
|
---|
1139 | Element section = null;
|
---|
1140 | if (!oid.contains("."))
|
---|
1141 | {
|
---|
1142 | section = getTopLevelSectionElement(docXML);
|
---|
1143 | }
|
---|
1144 | else
|
---|
1145 | {
|
---|
1146 | section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1147 | }
|
---|
1148 |
|
---|
1149 | if (section == null)
|
---|
1150 | {
|
---|
1151 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_SECTION;
|
---|
1152 | return null;
|
---|
1153 | }
|
---|
1154 |
|
---|
1155 | return section;
|
---|
1156 | }
|
---|
1157 |
|
---|
1158 | /**
|
---|
1159 | * Can be used to set an OID to the given section element.
|
---|
1160 | *
|
---|
1161 | * @param oid
|
---|
1162 | * is the identifier of the section to be set.
|
---|
1163 | * @param collection
|
---|
1164 | * is the collection the section will reside in.
|
---|
1165 | * @param newSection
|
---|
1166 | * is the new section element.
|
---|
1167 | * @param operation
|
---|
1168 | * can be one of OPERATION_REPLACE, OPERATION_INSERT_BEFORE,
|
---|
1169 | * OPERATION_INSERT_AFTER or OPERATION_APPEND.
|
---|
1170 | * @throws IOException
|
---|
1171 | */
|
---|
1172 | public void documentXMLSetSection(String oid, String collection, Element newSection, int operation, UserContext userContext)
|
---|
1173 | {
|
---|
1174 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1175 | {
|
---|
1176 | return;
|
---|
1177 | }
|
---|
1178 |
|
---|
1179 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1180 | if (docXML == null)
|
---|
1181 | {
|
---|
1182 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1183 | return;
|
---|
1184 | }
|
---|
1185 |
|
---|
1186 | Element existingSection = null;
|
---|
1187 | if (!oid.contains("."))
|
---|
1188 | {
|
---|
1189 | existingSection = getTopLevelSectionElement(docXML);
|
---|
1190 | }
|
---|
1191 | else
|
---|
1192 | {
|
---|
1193 | existingSection = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1194 | }
|
---|
1195 |
|
---|
1196 | if (existingSection == null)
|
---|
1197 | {
|
---|
1198 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_SECTION;
|
---|
1199 | return;
|
---|
1200 | }
|
---|
1201 |
|
---|
1202 | Element importedSection = (Element) docXML.importNode(newSection.cloneNode(true), true);
|
---|
1203 | Node sectionParent = existingSection.getParentNode();
|
---|
1204 |
|
---|
1205 | if (operation == OPERATION_APPEND)
|
---|
1206 | {
|
---|
1207 | existingSection.appendChild(importedSection);
|
---|
1208 | }
|
---|
1209 | else
|
---|
1210 | {
|
---|
1211 | //Remove the attributes that are only there to help us find the section
|
---|
1212 | importedSection.removeAttribute(GSXML.NODE_ID_ATT);
|
---|
1213 | importedSection.removeAttribute(GSXML.COLLECTION_ATT);
|
---|
1214 |
|
---|
1215 | if (operation == OPERATION_INSERT_BEFORE || operation == OPERATION_REPLACE)
|
---|
1216 | {
|
---|
1217 | sectionParent.insertBefore(importedSection, existingSection);
|
---|
1218 | }
|
---|
1219 | else if (operation == OPERATION_INSERT_AFTER)
|
---|
1220 | {
|
---|
1221 | Node siblingNode = existingSection.getNextSibling();
|
---|
1222 | while (siblingNode != null && siblingNode.getNodeType() != Node.ELEMENT_NODE)
|
---|
1223 | {
|
---|
1224 | siblingNode = siblingNode.getNextSibling();
|
---|
1225 | }
|
---|
1226 |
|
---|
1227 | if (siblingNode != null)
|
---|
1228 | {
|
---|
1229 | sectionParent.insertBefore(importedSection, siblingNode);
|
---|
1230 | }
|
---|
1231 | else
|
---|
1232 | {
|
---|
1233 | sectionParent.appendChild(importedSection);
|
---|
1234 | }
|
---|
1235 | }
|
---|
1236 |
|
---|
1237 | if (operation == OPERATION_REPLACE)
|
---|
1238 | {
|
---|
1239 | sectionParent.removeChild(existingSection);
|
---|
1240 | }
|
---|
1241 | }
|
---|
1242 |
|
---|
1243 | //Write the new change back into the file
|
---|
1244 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
1245 | {
|
---|
1246 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
1247 | return;
|
---|
1248 | }
|
---|
1249 | }
|
---|
1250 |
|
---|
1251 | /**
|
---|
1252 | * Gets the text of a given section as a string.
|
---|
1253 | *
|
---|
1254 | * @param oid
|
---|
1255 | * is the identifier of the section to get the text from.
|
---|
1256 | * @param collection
|
---|
1257 | * is the collection the document resides in.
|
---|
1258 | * @return the text from the section.
|
---|
1259 | */
|
---|
1260 | public String documentXMLGetText(String oid, String collection, UserContext userContext)
|
---|
1261 | {
|
---|
1262 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1263 | {
|
---|
1264 | return null;
|
---|
1265 | }
|
---|
1266 |
|
---|
1267 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1268 | if (docXML == null)
|
---|
1269 | {
|
---|
1270 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1271 | return null;
|
---|
1272 | }
|
---|
1273 |
|
---|
1274 | Element section = null;
|
---|
1275 | if (!oid.contains("."))
|
---|
1276 | {
|
---|
1277 | section = getTopLevelSectionElement(docXML);
|
---|
1278 | }
|
---|
1279 | else
|
---|
1280 | {
|
---|
1281 | section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1282 | }
|
---|
1283 |
|
---|
1284 | if (section == null)
|
---|
1285 | {
|
---|
1286 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_SECTION;
|
---|
1287 | return null;
|
---|
1288 | }
|
---|
1289 |
|
---|
1290 | Element contentNode = (Element) GSXML.getChildByTagName(section, GSXML.DOCXML_CONTENT_ELEM);
|
---|
1291 | if (contentNode == null)
|
---|
1292 | {
|
---|
1293 | return null;
|
---|
1294 | }
|
---|
1295 |
|
---|
1296 | Node textNode = contentNode.getFirstChild();
|
---|
1297 | if (textNode == null)
|
---|
1298 | {
|
---|
1299 | return null;
|
---|
1300 | }
|
---|
1301 |
|
---|
1302 | return textNode.getNodeValue();
|
---|
1303 | }
|
---|
1304 |
|
---|
1305 | /**
|
---|
1306 | * Sets the text of a given section using an element.
|
---|
1307 | *
|
---|
1308 | * @param oid
|
---|
1309 | * is the identifier of the section to set the text of.
|
---|
1310 | * @param collection
|
---|
1311 | * is the collection the document resides in.
|
---|
1312 | * @param newContent
|
---|
1313 | * is the new content element for the section.
|
---|
1314 | */
|
---|
1315 | public void documentXMLSetText(String oid, String collection, Element newContent, UserContext userContext)
|
---|
1316 | {
|
---|
1317 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1318 | {
|
---|
1319 | return;
|
---|
1320 | }
|
---|
1321 |
|
---|
1322 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1323 | if (docXML == null)
|
---|
1324 | {
|
---|
1325 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1326 | return;
|
---|
1327 | }
|
---|
1328 |
|
---|
1329 | Element section = null;
|
---|
1330 | if (!oid.contains("."))
|
---|
1331 | {
|
---|
1332 | section = getTopLevelSectionElement(docXML);
|
---|
1333 | }
|
---|
1334 | else
|
---|
1335 | {
|
---|
1336 | section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1337 | }
|
---|
1338 |
|
---|
1339 | if (section == null)
|
---|
1340 | {
|
---|
1341 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_SECTION;
|
---|
1342 | return;
|
---|
1343 | }
|
---|
1344 |
|
---|
1345 | Element existingContent = (Element) GSXML.getChildByTagName(section, GSXML.DOCXML_CONTENT_ELEM);
|
---|
1346 |
|
---|
1347 | //Remove the attributes that are only there to help us find the content
|
---|
1348 | newContent.removeAttribute(GSXML.NODE_ID_ATT);
|
---|
1349 | newContent.removeAttribute(GSXML.COLLECTION_ATT);
|
---|
1350 |
|
---|
1351 | Element importedContent = (Element) docXML.importNode(newContent, true);
|
---|
1352 | //If the current section does not have content then just add it, otherwise replace the existing one
|
---|
1353 | if (existingContent == null)
|
---|
1354 | {
|
---|
1355 | section.appendChild(importedContent);
|
---|
1356 | }
|
---|
1357 | else
|
---|
1358 | {
|
---|
1359 | Node contentParent = existingContent.getParentNode();
|
---|
1360 |
|
---|
1361 | //Replace the old node in the document tree
|
---|
1362 | contentParent.insertBefore(importedContent, existingContent);
|
---|
1363 | contentParent.removeChild(existingContent);
|
---|
1364 | }
|
---|
1365 |
|
---|
1366 | //Write the new change back into the file
|
---|
1367 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
1368 | {
|
---|
1369 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
1370 | return;
|
---|
1371 | }
|
---|
1372 | }
|
---|
1373 |
|
---|
1374 | /**
|
---|
1375 | * Sets the text of a given section using a string.
|
---|
1376 | *
|
---|
1377 | * @param oid
|
---|
1378 | * is the identifier of the section to set the text of.
|
---|
1379 | * @param collection
|
---|
1380 | * is the collection the document resides in.
|
---|
1381 | * @param newContent
|
---|
1382 | * is the new text for the section.
|
---|
1383 | */
|
---|
1384 | public void documentXMLSetText(String oid, String collection, String newContent, UserContext userContext)
|
---|
1385 | {
|
---|
1386 | if ((_errorStatus = checkOIDandCollection(oid, collection, userContext)) != NO_ERROR)
|
---|
1387 | {
|
---|
1388 | return;
|
---|
1389 | }
|
---|
1390 |
|
---|
1391 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1392 | if (docXML == null)
|
---|
1393 | {
|
---|
1394 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_DOC_XML;
|
---|
1395 | return;
|
---|
1396 | }
|
---|
1397 |
|
---|
1398 | Element section = null;
|
---|
1399 | if (!oid.contains("."))
|
---|
1400 | {
|
---|
1401 | section = getTopLevelSectionElement(docXML);
|
---|
1402 | }
|
---|
1403 | else
|
---|
1404 | {
|
---|
1405 | section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1406 | }
|
---|
1407 |
|
---|
1408 | if (section == null)
|
---|
1409 | {
|
---|
1410 | _errorStatus = ERROR_COULD_NOT_RETRIEVE_SECTION;
|
---|
1411 | return;
|
---|
1412 | }
|
---|
1413 |
|
---|
1414 | Element existingContent = (Element) GSXML.getChildByTagName(section, GSXML.DOCXML_CONTENT_ELEM);
|
---|
1415 |
|
---|
1416 | //If the current section does not have content then just add it, otherwise replace the existing one
|
---|
1417 | if (existingContent == null)
|
---|
1418 | {
|
---|
1419 | Element newContentElem = docXML.createElement(GSXML.DOCXML_CONTENT_ELEM);
|
---|
1420 | Node textNode = docXML.createTextNode(newContent);
|
---|
1421 | newContentElem.appendChild(textNode);
|
---|
1422 | }
|
---|
1423 | else
|
---|
1424 | {
|
---|
1425 | Node textNode = existingContent.getFirstChild();
|
---|
1426 | if (textNode != null)
|
---|
1427 | {
|
---|
1428 | textNode.setNodeValue(newContent);
|
---|
1429 | }
|
---|
1430 | else
|
---|
1431 | {
|
---|
1432 | existingContent.appendChild(docXML.createTextNode(newContent));
|
---|
1433 | }
|
---|
1434 | }
|
---|
1435 |
|
---|
1436 | //Write the new change back into the file
|
---|
1437 | if (!writeXMLFile(docXML, oid, collection, userContext))
|
---|
1438 | {
|
---|
1439 | _errorStatus = ERROR_COULD_NOT_WRITE_TO_DOC_XML;
|
---|
1440 | return;
|
---|
1441 | }
|
---|
1442 | }
|
---|
1443 |
|
---|
1444 | /**
|
---|
1445 | * Can be used to get the file path of the doc.xml file containing the given
|
---|
1446 | * OID.
|
---|
1447 | *
|
---|
1448 | * @param oid
|
---|
1449 | * is the identifier of the document/section to get the doc.xml
|
---|
1450 | * of.
|
---|
1451 | * @param collection
|
---|
1452 | * is the collection the document resides in.
|
---|
1453 | * @return the file path to the doc.xml file.
|
---|
1454 | */
|
---|
1455 | public String archiveGetDocumentFilePath(String oid, String collection, UserContext userContext)
|
---|
1456 | {
|
---|
1457 | _errorStatus = NO_ERROR;
|
---|
1458 |
|
---|
1459 | if (oid.contains("."))
|
---|
1460 | {
|
---|
1461 | oid = oid.substring(0, oid.indexOf("."));
|
---|
1462 | }
|
---|
1463 |
|
---|
1464 | String assocFilePath = getDocFilePathFromDatabase(oid, collection, userContext);
|
---|
1465 | if (assocFilePath == null)
|
---|
1466 | {
|
---|
1467 | _errorStatus = ERROR_DATA_NOT_FOUND_IN_DATABASE;
|
---|
1468 | return null;
|
---|
1469 | }
|
---|
1470 |
|
---|
1471 | if (File.separator.equals("\\"))
|
---|
1472 | {
|
---|
1473 | assocFilePath = assocFilePath.replace("/", "\\");
|
---|
1474 | }
|
---|
1475 |
|
---|
1476 | String docFilePath = _siteHome + File.separatorChar + "collect" + File.separatorChar + collection + File.separatorChar + "archives" + File.separatorChar + assocFilePath;
|
---|
1477 | return docFilePath;
|
---|
1478 | }
|
---|
1479 |
|
---|
1480 | /**
|
---|
1481 | * Can be used to find the document that a specific source file is used in.
|
---|
1482 | *
|
---|
1483 | * @param srcFile
|
---|
1484 | * is the name of the source file.
|
---|
1485 | * @param collection
|
---|
1486 | * is the collection the source file resides in.
|
---|
1487 | * @return the OID of the document that the source file is used in.
|
---|
1488 | */
|
---|
1489 | public String archiveGetSourceFileOID(String srcFile, String collection, UserContext userContext)
|
---|
1490 | {
|
---|
1491 | _errorStatus = NO_ERROR;
|
---|
1492 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFSRC, SimpleCollectionDatabase.READ, userContext);
|
---|
1493 | if (coll_db == null)
|
---|
1494 | {
|
---|
1495 | _errorStatus = ERROR_COULD_NOT_OPEN_DATABASE;
|
---|
1496 | return null;
|
---|
1497 | }
|
---|
1498 |
|
---|
1499 | DBInfo info = coll_db.getInfo(srcFile);
|
---|
1500 | if (info == null)
|
---|
1501 | {
|
---|
1502 | _errorStatus = ERROR_DATA_NOT_FOUND_IN_DATABASE;
|
---|
1503 | coll_db.closeDatabase();
|
---|
1504 | return null;
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 | String oid = info.getInfo("oid");
|
---|
1508 |
|
---|
1509 | coll_db.closeDatabase();
|
---|
1510 | return oid;
|
---|
1511 | }
|
---|
1512 |
|
---|
1513 | /**
|
---|
1514 | * Checks to see if a document or section at a given OID exists.
|
---|
1515 | *
|
---|
1516 | * @param oid
|
---|
1517 | * is the identifier of the document/section to check.
|
---|
1518 | * @param collection
|
---|
1519 | * is the collection to search in.
|
---|
1520 | * @return true if the document/section exists, false otherwise.
|
---|
1521 | */
|
---|
1522 | public boolean archiveCheckDocumentOrSectionExists(String oid, String collection, UserContext userContext)
|
---|
1523 | {
|
---|
1524 | _errorStatus = NO_ERROR;
|
---|
1525 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFDOC, SimpleCollectionDatabase.READ, userContext);
|
---|
1526 | if (coll_db == null)
|
---|
1527 | {
|
---|
1528 | _errorStatus = ERROR_COULD_NOT_OPEN_DATABASE;
|
---|
1529 | return false;
|
---|
1530 | }
|
---|
1531 |
|
---|
1532 | boolean section = false;
|
---|
1533 | if (oid.contains("."))
|
---|
1534 | {
|
---|
1535 | section = true;
|
---|
1536 | }
|
---|
1537 |
|
---|
1538 | DBInfo info = null;
|
---|
1539 | if (section)
|
---|
1540 | {
|
---|
1541 | info = coll_db.getInfo(oid.substring(0, oid.indexOf(".")));
|
---|
1542 | }
|
---|
1543 | else
|
---|
1544 | {
|
---|
1545 | info = coll_db.getInfo(oid);
|
---|
1546 | }
|
---|
1547 | boolean exists = (info != null);
|
---|
1548 |
|
---|
1549 | coll_db.closeDatabase();
|
---|
1550 | if (section && exists)
|
---|
1551 | {
|
---|
1552 | Document docXML = getDocXML(oid, collection, userContext);
|
---|
1553 | if (getSectionBySectionNumber(docXML, getSectionFromOID(oid)) == null)
|
---|
1554 | {
|
---|
1555 | return false;
|
---|
1556 | }
|
---|
1557 | return true;
|
---|
1558 | }
|
---|
1559 |
|
---|
1560 | return exists;
|
---|
1561 | }
|
---|
1562 |
|
---|
1563 | /**
|
---|
1564 | * Can be used to write a series of entries to the document database.
|
---|
1565 | *
|
---|
1566 | * @param oid
|
---|
1567 | * is the key that the entries will be written to.
|
---|
1568 | * @param collection
|
---|
1569 | * is the collection whose database will be written to.
|
---|
1570 | * @param infoList
|
---|
1571 | * is the list of entries to write.
|
---|
1572 | */
|
---|
1573 | public void archiveWriteEntryToDatabase(String oid, String collection, HashMap<String, ArrayList<String>> infoList, UserContext userContext)
|
---|
1574 | {
|
---|
1575 | _errorStatus = NO_ERROR;
|
---|
1576 | if (oid == null || oid.equals(""))
|
---|
1577 | {
|
---|
1578 | _errorStatus = ERROR_OID_NOT_SPECIFIED;
|
---|
1579 | return;
|
---|
1580 | }
|
---|
1581 | else if (collection == null || collection.equals(""))
|
---|
1582 | {
|
---|
1583 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
1584 | return;
|
---|
1585 | }
|
---|
1586 |
|
---|
1587 | DBInfo info = new DBInfo();
|
---|
1588 |
|
---|
1589 | for (String s : infoList.keySet())
|
---|
1590 | {
|
---|
1591 | for (String v : infoList.get(s))
|
---|
1592 | {
|
---|
1593 | info.addInfo(s, v);
|
---|
1594 | }
|
---|
1595 | }
|
---|
1596 |
|
---|
1597 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFDOC, SimpleCollectionDatabase.WRITE, userContext);
|
---|
1598 | if (coll_db == null)
|
---|
1599 | {
|
---|
1600 | _errorStatus = ERROR_COULD_NOT_OPEN_DATABASE;
|
---|
1601 | return;
|
---|
1602 | }
|
---|
1603 | coll_db.setInfo(oid, info);
|
---|
1604 | coll_db.closeDatabase();
|
---|
1605 | }
|
---|
1606 |
|
---|
1607 | /**
|
---|
1608 | * Can be used to remove an entry from the document database.
|
---|
1609 | *
|
---|
1610 | * @param oid
|
---|
1611 | * is the key of the entry to erase.
|
---|
1612 | * @param collection
|
---|
1613 | * is the collection whose database will have the entry removed.
|
---|
1614 | */
|
---|
1615 | public void archiveRemoveEntryFromDatabase(String oid, String collection, UserContext userContext)
|
---|
1616 | {
|
---|
1617 | _errorStatus = NO_ERROR;
|
---|
1618 | if (oid == null || oid.equals(""))
|
---|
1619 | {
|
---|
1620 | _errorStatus = ERROR_OID_NOT_SPECIFIED;
|
---|
1621 | return;
|
---|
1622 | }
|
---|
1623 | else if (collection == null || collection.equals(""))
|
---|
1624 | {
|
---|
1625 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
1626 | return;
|
---|
1627 | }
|
---|
1628 |
|
---|
1629 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFDOC, SimpleCollectionDatabase.WRITE, userContext);
|
---|
1630 | if (coll_db == null)
|
---|
1631 | {
|
---|
1632 | _errorStatus = ERROR_COULD_NOT_OPEN_DATABASE;
|
---|
1633 | return;
|
---|
1634 | }
|
---|
1635 | coll_db.deleteKey(oid);
|
---|
1636 | coll_db.closeDatabase();
|
---|
1637 | }
|
---|
1638 |
|
---|
1639 | /**
|
---|
1640 | * Gets the list of associated files for a given document.
|
---|
1641 | *
|
---|
1642 | * @param oid
|
---|
1643 | * is the identifier that will be used to search for associated
|
---|
1644 | * documents.
|
---|
1645 | * @param collection
|
---|
1646 | * is the collection whose database will be searched.
|
---|
1647 | * @return the list of associated files.
|
---|
1648 | */
|
---|
1649 | public ArrayList<String> archiveGetAssociatedImportFiles(String oid, String collection, UserContext userContext)
|
---|
1650 | {
|
---|
1651 | _errorStatus = NO_ERROR;
|
---|
1652 | if (oid == null || oid.equals(""))
|
---|
1653 | {
|
---|
1654 | _errorStatus = ERROR_OID_NOT_SPECIFIED;
|
---|
1655 | return null;
|
---|
1656 | }
|
---|
1657 | else if (collection == null || collection.equals(""))
|
---|
1658 | {
|
---|
1659 | _errorStatus = ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
1660 | return null;
|
---|
1661 | }
|
---|
1662 |
|
---|
1663 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFDOC, SimpleCollectionDatabase.READ, userContext);
|
---|
1664 | if (coll_db == null)
|
---|
1665 | {
|
---|
1666 | _errorStatus = ERROR_COULD_NOT_OPEN_DATABASE;
|
---|
1667 | return null;
|
---|
1668 | }
|
---|
1669 |
|
---|
1670 | DBInfo info = coll_db.getInfo(oid);
|
---|
1671 | if (info == null)
|
---|
1672 | {
|
---|
1673 | _errorStatus = ERROR_DATA_NOT_FOUND_IN_DATABASE;
|
---|
1674 | coll_db.closeDatabase();
|
---|
1675 | return null;
|
---|
1676 | }
|
---|
1677 |
|
---|
1678 | String srcFile = info.getInfo("src-file");
|
---|
1679 | Vector data = info.getMultiInfo("assoc-file");
|
---|
1680 |
|
---|
1681 | ArrayList<String> assocFiles = new ArrayList<String>();
|
---|
1682 | assocFiles.add(srcFile);
|
---|
1683 | for (String d : (Vector<String>) data)
|
---|
1684 | {
|
---|
1685 | assocFiles.add(d);
|
---|
1686 | }
|
---|
1687 |
|
---|
1688 | coll_db.closeDatabase();
|
---|
1689 | return assocFiles;
|
---|
1690 | }
|
---|
1691 |
|
---|
1692 | /********************
|
---|
1693 | * Helper functions *
|
---|
1694 | *******************/
|
---|
1695 |
|
---|
1696 | public boolean checkError(Element elem, String methodName)
|
---|
1697 | {
|
---|
1698 | if (_errorMessageMap.get(_errorStatus) != null)
|
---|
1699 | {
|
---|
1700 | GSXML.addError(elem.getOwnerDocument(), elem, methodName + ": " + _errorMessageMap.get(_errorStatus), GSXML.ERROR_TYPE_SYNTAX);
|
---|
1701 | return true;
|
---|
1702 | }
|
---|
1703 |
|
---|
1704 | return false;
|
---|
1705 | }
|
---|
1706 |
|
---|
1707 | public String getSectionFromOID(String oid)
|
---|
1708 | {
|
---|
1709 | if (!oid.contains("."))
|
---|
1710 | {
|
---|
1711 | return null;
|
---|
1712 | }
|
---|
1713 | return oid.substring(oid.indexOf(".") + 1);
|
---|
1714 | }
|
---|
1715 |
|
---|
1716 | public Element createElementWithValue(Document doc, String nodeName, String name, String value)
|
---|
1717 | {
|
---|
1718 | Element metadataElem = doc.createElement(nodeName);
|
---|
1719 | metadataElem.setAttribute(GSXML.NAME_ATT, name);
|
---|
1720 | Node textNode = doc.createTextNode(value);
|
---|
1721 | metadataElem.appendChild(textNode);
|
---|
1722 | return metadataElem;
|
---|
1723 | }
|
---|
1724 |
|
---|
1725 | public int getOperation(String to, String from)
|
---|
1726 | {
|
---|
1727 | int op;
|
---|
1728 | if (!to.contains(".") && !from.contains("."))
|
---|
1729 | {
|
---|
1730 | op = OPERATION_TYPE_DOC_TO_DOC;
|
---|
1731 | }
|
---|
1732 | else if (!to.contains(".") && from.contains("."))
|
---|
1733 | {
|
---|
1734 | op = OPERATION_TYPE_DOC_TO_SEC;
|
---|
1735 | }
|
---|
1736 | else if (to.contains(".") && !from.contains("."))
|
---|
1737 | {
|
---|
1738 | op = OPERATION_TYPE_SEC_TO_DOC;
|
---|
1739 | }
|
---|
1740 | else
|
---|
1741 | {
|
---|
1742 | op = OPERATION_TYPE_SEC_TO_SEC;
|
---|
1743 | }
|
---|
1744 | return op;
|
---|
1745 | }
|
---|
1746 |
|
---|
1747 | public int[] oidToSectionNumberArray(String oid) throws Exception
|
---|
1748 | {
|
---|
1749 | String[] strLevels = oid.split("\\.");
|
---|
1750 | int[] intLevels = new int[strLevels.length - 1];
|
---|
1751 |
|
---|
1752 | for (int i = 1; i < strLevels.length; i++) //Start at 1 to avoid the document identifier part of the OID
|
---|
1753 | {
|
---|
1754 | intLevels[i - 1] = Integer.parseInt(strLevels[i]);
|
---|
1755 | }
|
---|
1756 |
|
---|
1757 | return intLevels;
|
---|
1758 | }
|
---|
1759 |
|
---|
1760 | public String getDocFilePathFromDatabase(String oid, String collection, UserContext userContext)
|
---|
1761 | {
|
---|
1762 | SimpleCollectionDatabase coll_db = openDatabase(collection, ARCHIVEINFDOC, SimpleCollectionDatabase.WRITE, userContext);
|
---|
1763 | if (coll_db == null)
|
---|
1764 | {
|
---|
1765 | return null;
|
---|
1766 | }
|
---|
1767 | DBInfo info = coll_db.getInfo(oid);
|
---|
1768 | if (info == null)
|
---|
1769 | {
|
---|
1770 | return null;
|
---|
1771 | }
|
---|
1772 |
|
---|
1773 | String docFile = info.getInfo("doc-file");
|
---|
1774 | coll_db.closeDatabase();
|
---|
1775 | return docFile;
|
---|
1776 | }
|
---|
1777 |
|
---|
1778 | public boolean deleteDirectory(File current)
|
---|
1779 | {
|
---|
1780 | try
|
---|
1781 | {
|
---|
1782 | if (current == null || !current.exists())
|
---|
1783 | {
|
---|
1784 | return false;
|
---|
1785 | }
|
---|
1786 |
|
---|
1787 | if (!current.isDirectory())
|
---|
1788 | {
|
---|
1789 | current.delete();
|
---|
1790 | return true;
|
---|
1791 | }
|
---|
1792 |
|
---|
1793 | for (File f : current.listFiles())
|
---|
1794 | {
|
---|
1795 | if (f.isDirectory())
|
---|
1796 | {
|
---|
1797 | deleteDirectory(f);
|
---|
1798 | }
|
---|
1799 | else
|
---|
1800 | {
|
---|
1801 | f.delete();
|
---|
1802 | }
|
---|
1803 | }
|
---|
1804 | current.delete();
|
---|
1805 | }
|
---|
1806 | catch (Exception ex)
|
---|
1807 | {
|
---|
1808 | return false;
|
---|
1809 | }
|
---|
1810 |
|
---|
1811 | return true;
|
---|
1812 | }
|
---|
1813 |
|
---|
1814 | public int checkOIDandCollection(String oid, String collection, UserContext userContext)
|
---|
1815 | {
|
---|
1816 | if (oid == null || oid.equals(""))
|
---|
1817 | {
|
---|
1818 | return ERROR_OID_NOT_SPECIFIED;
|
---|
1819 | }
|
---|
1820 |
|
---|
1821 | if (collection == null || collection.equals(""))
|
---|
1822 | {
|
---|
1823 | return ERROR_COLLECTION_NOT_SPECIFIED;
|
---|
1824 | }
|
---|
1825 |
|
---|
1826 | if (!archiveCheckDocumentOrSectionExists(oid, collection, userContext))
|
---|
1827 | {
|
---|
1828 | return ERROR_SOURCE_DOCUMENT_OR_SECTION_DOES_NOT_EXIST;
|
---|
1829 | }
|
---|
1830 | return NO_ERROR;
|
---|
1831 | }
|
---|
1832 |
|
---|
1833 | protected static String generateOID()
|
---|
1834 | {
|
---|
1835 | return "temp";
|
---|
1836 | }
|
---|
1837 |
|
---|
1838 | public boolean copyDirectory(File src, File dest)
|
---|
1839 | {
|
---|
1840 | if (src.isDirectory())
|
---|
1841 | {
|
---|
1842 | //If the destination directory does not exist then create it
|
---|
1843 | if (!dest.exists())
|
---|
1844 | {
|
---|
1845 | dest.mkdir();
|
---|
1846 | }
|
---|
1847 |
|
---|
1848 | //Get all the files in the directory
|
---|
1849 | String files[] = src.list();
|
---|
1850 | for (String file : files)
|
---|
1851 | {
|
---|
1852 | File srcFile = new File(src, file);
|
---|
1853 | File destFile = new File(dest, file);
|
---|
1854 |
|
---|
1855 | if (!copyDirectory(srcFile, destFile))
|
---|
1856 | {
|
---|
1857 | return false;
|
---|
1858 | }
|
---|
1859 | }
|
---|
1860 | }
|
---|
1861 | else
|
---|
1862 | {
|
---|
1863 | try
|
---|
1864 | {
|
---|
1865 | FileChannel in = new FileInputStream(src).getChannel();
|
---|
1866 | FileChannel out = new FileOutputStream(dest).getChannel();
|
---|
1867 |
|
---|
1868 | in.transferTo(0, in.size(), out);
|
---|
1869 |
|
---|
1870 | in.close();
|
---|
1871 | out.close();
|
---|
1872 | }
|
---|
1873 | catch (Exception ex)
|
---|
1874 | {
|
---|
1875 | ex.printStackTrace();
|
---|
1876 | return false;
|
---|
1877 | }
|
---|
1878 | }
|
---|
1879 | return true;
|
---|
1880 | }
|
---|
1881 |
|
---|
1882 | public Element getTopLevelSectionElement(Document docXML)
|
---|
1883 | {
|
---|
1884 | return (Element) GSXML.getChildByTagName(docXML.getDocumentElement(), GSXML.DOCXML_SECTION_ELEM);
|
---|
1885 | }
|
---|
1886 |
|
---|
1887 | public boolean writeXMLFile(Document doc, String oid, String collection, UserContext userContext)
|
---|
1888 | {
|
---|
1889 | try
|
---|
1890 | {
|
---|
1891 | DOMSource source = new DOMSource(doc);
|
---|
1892 |
|
---|
1893 | String test = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
1894 | File xmlFile = new File(test);
|
---|
1895 | Result result = new StreamResult(xmlFile);
|
---|
1896 |
|
---|
1897 | Transformer transformer = TransformerFactory.newInstance().newTransformer();
|
---|
1898 | transformer.transform(source, result);
|
---|
1899 | }
|
---|
1900 | catch (Exception ex)
|
---|
1901 | {
|
---|
1902 | return false;
|
---|
1903 | }
|
---|
1904 | return true;
|
---|
1905 | }
|
---|
1906 |
|
---|
1907 | public Document getDocXML(String oid, String collection, UserContext userContext)
|
---|
1908 | {
|
---|
1909 | if (oid.contains("."))
|
---|
1910 | {
|
---|
1911 | oid = oid.substring(0, oid.indexOf("."));
|
---|
1912 | }
|
---|
1913 |
|
---|
1914 | Document docXML = null;
|
---|
1915 | if ((docXML = _docCache.get(oid + "__" + collection)) == null)
|
---|
1916 | {
|
---|
1917 | String filePath = archiveGetDocumentFilePath(oid, collection, userContext);
|
---|
1918 | File docFile = new File(filePath);
|
---|
1919 |
|
---|
1920 | if (!docFile.exists())
|
---|
1921 | {
|
---|
1922 | return null;
|
---|
1923 | }
|
---|
1924 |
|
---|
1925 | try
|
---|
1926 | {
|
---|
1927 | DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
|
---|
1928 | DocumentBuilder db = dbf.newDocumentBuilder();
|
---|
1929 | docXML = db.parse(docFile);
|
---|
1930 |
|
---|
1931 | _docCache.put(oid + "__" + collection, docXML);
|
---|
1932 | }
|
---|
1933 | catch (Exception ex)
|
---|
1934 | {
|
---|
1935 | return null;
|
---|
1936 | }
|
---|
1937 | }
|
---|
1938 | return docXML;
|
---|
1939 | }
|
---|
1940 |
|
---|
1941 | public ArrayList<Element> getMetadataElementsFromSection(Document docXML, String oid, String metadataName)
|
---|
1942 | {
|
---|
1943 | if (oid.contains("."))
|
---|
1944 | {
|
---|
1945 | Element section = getSectionBySectionNumber(docXML, getSectionFromOID(oid));
|
---|
1946 | return getMetadataElementsFromSection(section, metadataName);
|
---|
1947 | }
|
---|
1948 | else
|
---|
1949 | {
|
---|
1950 | return getMetadataElementsFromSection(getTopLevelSectionElement(docXML), metadataName);
|
---|
1951 | }
|
---|
1952 | }
|
---|
1953 |
|
---|
1954 | public ArrayList<Element> getMetadataElementsFromSection(Element section, String metadataName)
|
---|
1955 | {
|
---|
1956 | Element description = (Element) GSXML.getChildByTagName(section, GSXML.DOCXML_DESCRIPTION_ELEM);
|
---|
1957 | if (description == null)
|
---|
1958 | {
|
---|
1959 | return null;
|
---|
1960 | }
|
---|
1961 |
|
---|
1962 | ArrayList<Element> elemList = new ArrayList<Element>();
|
---|
1963 | NodeList metadataNodes = GSXML.getChildrenByTagName(description, GSXML.DOCXML_METADATA_ELEM);
|
---|
1964 | for (int j = 0; j < metadataNodes.getLength(); j++)
|
---|
1965 | {
|
---|
1966 | //If this is a metadata element with the requested name then we have found what we are looking for
|
---|
1967 | if (((Element) metadataNodes.item(j)).getAttribute(GSXML.NAME_ATT).equals(metadataName))
|
---|
1968 | {
|
---|
1969 | elemList.add((Element) metadataNodes.item(j));
|
---|
1970 | }
|
---|
1971 | }
|
---|
1972 |
|
---|
1973 | return elemList;
|
---|
1974 | }
|
---|
1975 |
|
---|
1976 | public Element getSectionBySectionNumber(Document docXML, String sectionNum)
|
---|
1977 | {
|
---|
1978 | return getSectionBySectionNumber(getTopLevelSectionElement(docXML), sectionNum);
|
---|
1979 | }
|
---|
1980 |
|
---|
1981 | public Element getSectionBySectionNumber(Element current, String sectionNum)
|
---|
1982 | {
|
---|
1983 | if (sectionNum == null || sectionNum.equals(""))
|
---|
1984 | {
|
---|
1985 | return current;
|
---|
1986 | }
|
---|
1987 |
|
---|
1988 | try
|
---|
1989 | {
|
---|
1990 | String[] levels = sectionNum.split("\\.");
|
---|
1991 | int currentSectionNum = Integer.parseInt(levels[0]);
|
---|
1992 |
|
---|
1993 | NodeList sections = GSXML.getChildrenByTagName(current, GSXML.DOCXML_SECTION_ELEM);
|
---|
1994 | if (levels.length > 1)
|
---|
1995 | {
|
---|
1996 | return getSectionBySectionNumber((Element) sections.item(currentSectionNum - 1), sectionNum.substring(sectionNum.indexOf(".") + 1));
|
---|
1997 | }
|
---|
1998 | else
|
---|
1999 | {
|
---|
2000 | return (Element) sections.item(currentSectionNum - 1);
|
---|
2001 | }
|
---|
2002 | }
|
---|
2003 | catch (Exception ex)
|
---|
2004 | {
|
---|
2005 | return null;
|
---|
2006 | }
|
---|
2007 | }
|
---|
2008 |
|
---|
2009 | public String getDatabaseTypeFromCollection(String collection, UserContext userContext)
|
---|
2010 | {
|
---|
2011 | //Find out what kind of database we have
|
---|
2012 | Element dbTypeMessage = _mainDoc.createElement(GSXML.MESSAGE_ELEM);
|
---|
2013 | Element dbTypeRequest = GSXML.createBasicRequest(_mainDoc, GSXML.REQUEST_TYPE_DESCRIBE, collection, userContext);
|
---|
2014 | dbTypeMessage.appendChild(dbTypeRequest);
|
---|
2015 | Element dbTypeResponse = (Element) _router.process(dbTypeMessage);
|
---|
2016 |
|
---|
2017 | String path = GSPath.appendLink(GSXML.RESPONSE_ELEM, GSXML.COLLECTION_ELEM);
|
---|
2018 | Element collectionElem = (Element) GSXML.getNodeByPath(dbTypeResponse, path);
|
---|
2019 |
|
---|
2020 | if (collectionElem != null)
|
---|
2021 | {
|
---|
2022 | return collectionElem.getAttribute(GSXML.DB_TYPE_ATT);
|
---|
2023 | }
|
---|
2024 | return "gdbm"; //The default collection database type
|
---|
2025 | }
|
---|
2026 |
|
---|
2027 | public SimpleCollectionDatabase openDatabase(String collection, String dbName, int readWrite, UserContext userContext)
|
---|
2028 | {
|
---|
2029 | //Find out what kind of database we have
|
---|
2030 | String databaseType = getDatabaseTypeFromCollection(collection, userContext);
|
---|
2031 | String dbExt = DBHelper.getDBExtFromDBType(databaseType);
|
---|
2032 |
|
---|
2033 | SimpleCollectionDatabase coll_db = new SimpleCollectionDatabase(databaseType);
|
---|
2034 | if (!coll_db.databaseOK())
|
---|
2035 | {
|
---|
2036 | System.err.println("Couldn't create the collection database of type " + databaseType);
|
---|
2037 | return null;
|
---|
2038 | }
|
---|
2039 |
|
---|
2040 | coll_db.openDatabase(GSFile.collectionArchiveDir(_siteHome, collection) + File.separatorChar + dbName + dbExt, readWrite);
|
---|
2041 |
|
---|
2042 | return coll_db;
|
---|
2043 | }
|
---|
2044 |
|
---|
2045 | public int operationStringToInt(String operation)
|
---|
2046 | {
|
---|
2047 | if (operation.equals("insertBefore"))
|
---|
2048 | {
|
---|
2049 | return OPERATION_INSERT_BEFORE;
|
---|
2050 | }
|
---|
2051 | else if (operation.equals("insertAfter"))
|
---|
2052 | {
|
---|
2053 | return OPERATION_INSERT_AFTER;
|
---|
2054 | }
|
---|
2055 | else if (operation.equals("append"))
|
---|
2056 | {
|
---|
2057 | return OPERATION_APPEND;
|
---|
2058 | }
|
---|
2059 | else
|
---|
2060 | {
|
---|
2061 | return OPERATION_REPLACE;
|
---|
2062 | }
|
---|
2063 | }
|
---|
2064 |
|
---|
2065 | public int getErrorStatus()
|
---|
2066 | {
|
---|
2067 | return _errorStatus;
|
---|
2068 | }
|
---|
2069 | } |
---|