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1
4 package org.openedit.links;
5
6 import java.io.StringWriter  ;
7 import java.io.Writer ;
8
9 import org.apache.commons.logging.Log;
10 import org.apache.commons.logging.LogFactory;
11 import org.openedit.links.webtree.LinkTreeModel;
12 import org.openedit.repository.ContentItem;
13 import org.openedit.repository.filesystem.StringItem;
14
15 import com.openedit.OpenEditException;
16 import com.openedit.PageAccessListener;
17 import com.openedit.WebPageRequest;
18 import com.openedit.modules.BaseModule;
19 import com.openedit.page.Page;
20 import com.openedit.page.manage.PageManager;
21 import com.openedit.users.User;
22 import com.openedit.util.PathUtilities;
23 import com.openedit.webui.tree.WebTree;
24 import com.openedit.webui.tree.WebTreeNodeTreeRenderer;
25
26
31 public class LinkModule extends BaseModule implements PageAccessListener
32 {
33 protected static final String FILESIZE = "filesize";
34 protected FileSize fieldFileSize;
35 private static final Log log = LogFactory.getLog(LinkModule.class);
36 protected boolean fieldForceReload;
37
38 public FileSize getFileSize()
39 {
40 if ( fieldFileSize == null)
42 {
43 fieldFileSize = new FileSize();
44 fieldFileSize.setPageManager(getPageManager());
45 fieldFileSize.setRoot(getRoot());
46 }
47 return fieldFileSize;
48 }
49 public void setFileSize(FileSize inFileSize)
50 {
51 fieldFileSize = inFileSize;
52 }
53
54 public LinkTree loadLinks(WebPageRequest inReq) throws OpenEditException
55 {
56 return getLinkTree(inReq);
57 }
58
59 public void setSelectedLinkByUrl(WebPageRequest inReq) throws OpenEditException
60 {
61 LinkTree tree = getLinkTree(inReq);
62 String path = inReq.getContentPage().getPath();
63
64 Link newselection = tree.findSelectedLinkByUrl(path);
65 tree.setSelectedLink(newselection);
66 }
67 protected void init()
68 {
69 getPageManager().addPageAccessListener(this);
70
71 }
72
73 protected LinkTree getLinkTree(WebPageRequest inReq) throws OpenEditException
74 {
75 String path =findValue("linkpath", inReq);
76 if ( path == null)
77 {
78 path = "/links.xml";
79 }
80 String name = findValue("linktreename", inReq);
81
82 if ( name == null)
83 {
84 name = "linktree";
85 }
86
87 Page linkpage = getPageManager().getPage(path,inReq );
90 String draft = "false";
102 User user = inReq.getUser();
103 if( user != null && user.hasPermission("oe.edit.draftmode") )
104 {
105 draft = "true";
106 }
107 String id = path + "_" + draft +"_"+ name +"_" + getLoaderName(inReq);
108 LinkTree tree = (LinkTree)inReq.getSessionValue(id);
110
111 if ( tree == null && !linkpage.exists())
112 {
113 log.info( path + " not found");
114 tree = new LinkTree();
115 Link root = new Link();
116 root.setPath("/index.html");
117 root.setId("index");
118 root.setText("Index");
119 tree.setRootLink(root);
120 tree.setPage(linkpage);
121 tree.setId(id);
122 }
124 else
125 {
126 boolean needsUpdate = true;
127 String selectedLink = null;
128 long newModified = linkpage.getLastModified().getTime();
129 if ( tree != null )
130 {
131 needsUpdate = (tree.getLastModified() != newModified);
132 if ( tree.getSelectedLink() != null)
133 {
134 selectedLink = tree.getSelectedLink().getId();
135 }
136 }
137 if( isForceReload() )
138 {
139 setForceReload(false);
142 needsUpdate = true;
143 }
144 if ( needsUpdate )
145 {
146 if (linkpage.exists())
147 {
148 XmlLinkLoader loader = getLinkLoader(inReq);
149 tree = loader.loadLinks(linkpage);
150 tree.setLastModified(newModified);
153 }
154 else
155 {
156 log.info("deleted links.xml file");
157 }
158 tree.setSelectedLink( selectedLink );
159 tree.setId(id);
160 inReq.putSessionValue(id, tree);
161 tree.setPage(linkpage);
162 }
163 }
164 inReq.putPageValue(name,tree);
167 return tree;
169 }
170
171 public String getLoaderName(WebPageRequest inReq)
172 {
173 String linkLoader = inReq.getPage().get("linkloader");
174
175 if (linkLoader == null && inReq.getCurrentAction()!= null )
176 {
177 linkLoader = inReq.getCurrentAction().getChildValue("linkloader");
178 }
179 if( linkLoader == null )
180 {
181 linkLoader = "htmlLinkLoader";
182 }
183 if( linkLoader.equals("SimpleLinkLoader")) {
185 linkLoader = "xmlLinkLoader";
186 }
187 return linkLoader;
188 }
189
190 public XmlLinkLoader getLinkLoader(WebPageRequest inReq)
191 {
192 String linkLoader = getLoaderName(inReq);
193 return (XmlLinkLoader) getModuleManager().getBean(linkLoader);
194 }
195 public void loadSizer(WebPageRequest inReq)
196 {
197 inReq.putSessionValue(FILESIZE, getFileSize());
198 }
199 protected void save(WebPageRequest inReq, String inMessage) throws Exception
200 {
201 LinkTree tree = getLinkTree(inReq);
202 XmlLinkLoader loader = new XmlLinkLoader();
203
204 String path = tree.getPath();
206 path = PathUtilities.createDraftPath(path);
207
208 Page linkpage = getPageManager().getPage(path, inReq);
209
210 Writer out = new StringWriter ();
211 try
212 {
213 loader.saveLinks(tree, out, linkpage.getCharacterEncoding());
214 }
215 finally
216 {
217 out.close();
218 }
219 StringItem item = new StringItem(linkpage.getPath(),out.toString(),linkpage.getCharacterEncoding() );
220 item.setAuthor(inReq.getUser().getUserName());
221 item.setMessage(inMessage);
222 item.setType(ContentItem.TYPE_EDITED);
223 linkpage.setContentItem(item);
224 getPageManager().putPage(linkpage);
225
227 }
228
229 public void saveLink(WebPageRequest inReq) throws Exception
230 {
231 inReq.getUser().put("oe.edit.draftmode", "true");
232
233 LinkTree tree = getLinkTree(inReq);
234 Link link = tree.getSelectedLink();
235
236 String name = inReq.getRequestParameter("linktext");
237 String url = inReq.getRequestParameter("url");
238 String userdata = inReq.getRequestParameter("userdata");
239 String newLinkId = inReq.getRequestParameter("newlinkid");
240 if (newLinkId != null && !newLinkId.equals(link.getId()))
241 {
242 getLinkTree(inReq).changeLinkId(link, newLinkId);
243 }
244 link.setUserData(userdata);
245 link.setText(name);
246 link.setPath(url);
247
248 String redirectpath = inReq.getRequestParameter("redirectPath");
249 String accessKey = inReq.getRequestParameter("accesskey");
250 link.setRedirectPath(redirectpath);
251 String autoloadchildren = inReq.getRequestParameter("autoloadchildren");
252 link.setAutoLoadChildren(Boolean.parseBoolean(autoloadchildren));
253 link.setAccessKey(accessKey);
254 save(inReq, "Saved " + name);
255
256 }
257
258 public void appendLink(WebPageRequest inReq) throws Exception
259 {
260 inReq.getUser().put("oe.edit.draftmode", "true");
261
262 LinkTree tree = getLinkTree(inReq);
263
264 Link newlink = new Link(); String userdata = inReq.getRequestParameter("userdata");
266 newlink.setUserData(userdata);
267 String name = "New Link";
268 newlink.setText(name);
269
270 if ( tree.getRootLink() == null)
271 {
272 newlink.setId("index");
273 tree.setRootLink( newlink);
274 log.error("No index link. Creating one.");
275 return;
276 }
277 String parentId = inReq.getRequestParameter("linkid");
278 if( parentId == null)
279 {
280 parentId = "index";
281 }
282 Link link = tree.getLink(parentId);
283 if ( link == null)
284 {
285 log.error("No link selected");
286 return;
287 }
288 String url = PathUtilities.extractDirectoryPath(link.getUrl()) + "/newlink.html"; newlink.setId(tree.nextId());
290 newlink.setPath(url);
291 tree.addLink(parentId,newlink);
292 save(inReq, "Added New link");
293
294 tree.setSelectedLink(newlink.getId());
296 }
297 public void copyLink(WebPageRequest inReq) throws Exception
298 {
299 inReq.getUser().put("oe.edit.draftmode", "true");
300
301 LinkTree tree = getLinkTree(inReq);
302 Link link = tree.getSelectedLink();
303 if ( link == null)
304 {
305 log.error("No link selected");
306 return;
307 }
308 link = link.getParentLink();
309
310 String name = inReq.getRequestParameter("linktext");
311 String url = inReq.getRequestParameter("url");
312 String userdata = inReq.getRequestParameter("userdata");
313
314 Link newlink = new Link(); newlink.setUserData(userdata);
316 String newLinkId = inReq.getRequestParameter("newlinkid");
317 if ( tree.getLink(newLinkId) != null )
318 {
319 newlink.setId(tree.nextId());
320 }
321 else
322 {
323 newlink.setId(newLinkId);
324 }
325 newlink.setPath(url);
326 newlink.setText(name);
327
328 tree.addLink(link.getId(),newlink);
329 save(inReq,"Copy link");
330
331 tree.setSelectedLink(newlink.getId());
333
334 }
335
336 public void selectLink(WebPageRequest inReq) throws Exception
337 {
338 String linkId = inReq.getRequestParameter("linkid");
339 if( linkId != null)
340 {
341 inReq.getUser().put("oe.edit.draftmode", "true");
342 getLinkTree(inReq).setSelectedLink(linkId);
343 }
344 }
345
346 public void removeLink(WebPageRequest inReq) throws Exception
347 {
348 inReq.getUser().put("oe.edit.draftmode", "true");
349
350 Link link = getLinkTree(inReq).getSelectedLink();
351 getLinkTree(inReq).removeLink(link);
352 save(inReq, "Removed Link");
353 }
354 public void moveUp(WebPageRequest inReq) throws Exception
355 {
356 inReq.getUser().put("oe.edit.draftmode", "true");
357
358 Link link = getLinkTree(inReq).getSelectedLink();
359 getLinkTree(inReq).moveUp(link);
360 save(inReq,"Moved up");
361 }
362 public void moveDown(WebPageRequest inReq) throws Exception
363 {
364 inReq.getUser().put("oe.edit.draftmode", "true");
365
366 Link link = getLinkTree(inReq).getSelectedLink();
367 getLinkTree(inReq).moveDown(link);
368 save(inReq,"Moved down");
369 }
370 public void moveRight(WebPageRequest inReq) throws Exception
371 {
372 inReq.getUser().put("oe.edit.draftmode", "true");
373
374 Link link = getLinkTree(inReq).getSelectedLink();
375 getLinkTree(inReq).moveRight(link);
376 save(inReq,"Moved Right");
377 }
378 public void moveLeft(WebPageRequest inReq) throws Exception
379 {
380 inReq.getUser().put("oe.edit.draftmode", "true");
381
382 Link link = getLinkTree(inReq).getSelectedLink();
383 getLinkTree(inReq).moveLeft(link);
384 save(inReq,"Moved left");
385 }
386
391 public void checkLinksRedirect(WebPageRequest inReq) throws OpenEditException
392 {
393 if ( !inReq.getContentPage().isHtml() )
394 {
395 return;
396 }
397 LinkTree tree = loadLinks(inReq);
398 if ( tree != null)
399 {
400 String redirect = tree.findRedirect( inReq.getPath() );
402 if ( redirect != null)
403 {
404 if(redirect.toLowerCase().startsWith("http"))
405 {
406 inReq.redirectPermanently(redirect);
407 }
408 else
409 {
410 PageManager pageManager = getPageManager();
411
412 Page redirectPage = pageManager.getPage(redirect);
413 if (redirectPage.exists())
414 {
415 inReq.redirectPermanently(redirect);
416 }
417
418 }
419 }
420
421 }
422 }
423 public void pageAdded(Page inPage)
424 {
425 setForceReload(true);
426 }
427 public void pageModified(Page inPage)
428 {
429 setForceReload(true);
430 }
431 public void pageRemoved(Page inPage)
432 {
433 setForceReload(true);
434 }
435 public void pageRequested(Page inPage)
436 {
437 }
438 public boolean isForceReload()
439 {
440 return fieldForceReload;
441 }
442 public void setForceReload(boolean inForceReload)
443 {
444 fieldForceReload = inForceReload;
445 }
446
447 public WebTree getWebTree( WebPageRequest inRequest ) throws OpenEditException
448 {
449 String name = findValue("tree-name",inRequest);
450
451 String treeid = inRequest.getRequestParameter("treeid");
452 if( treeid == null)
453 {
454 treeid = name + inRequest.getUserName();
455 }
456 WebTree webTree = (WebTree) inRequest.getSessionValue( treeid );
457
458 LinkTree linktree = getLinkTree(inRequest);
459 if ( webTree == null )
460 {
461 log.info("No web link tree in Session, creating new " + name);
462
463 webTree = new WebTree();
464 webTree.setName(name);
465 webTree.setId( treeid);
466 WebTreeNodeTreeRenderer renderer = new WebTreeNodeTreeRenderer( webTree );
467 renderer.setFoldersLinked( true );
468 String prefix = findValue( "url-prefix", inRequest );
469 prefix = inRequest.getPage().getPageSettings().replaceProperty(prefix);
470 renderer.setUrlPrefix(prefix );
471 String postfix = findValue( "url-postfix", inRequest );
472 renderer.setUrlPostfix(postfix );
473 webTree.setTreeRenderer(renderer);
474 String home = (String ) inRequest.getPageValue( "home" );
475 renderer.setHome(home);
476
477
483 LinkTreeModel model = new LinkTreeModel(linktree);
484 webTree.setModel(model);
485 renderer.expandAll(model.getRoot());
486 inRequest.putSessionValue(treeid, webTree);
487 }
488 else
489 {
490 LinkTreeModel model = new LinkTreeModel(linktree);
491 webTree.setModel(model);
492 }
493
494 inRequest.putPageValue(name, webTree);
495 return webTree;
496 }
497
498
499 }
500
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