source: main/trunk/greenstone3/web/interfaces/default/js/documentmaker_scripts_util.js@ 30381

Last change on this file since 30381 was 30381, checked in by Georgiy Litvinov, 8 years ago

Fix for suddenly appeared encoding problems with ajax POST requests
  • Property svn:executable set to *
File size: 29.8 KB
Line 
1//Some "constants" to match the server constants
2var SUCCESS = 1;
3var ACCEPTED = 2;
4var ERROR = 3;
5var CONTINUING = 10;
6var COMPLETED = 11;
7var HALTED = 12;
8
9
10function getElementsByClassName(cl, parent)
11{
12 var elemArray = [];
13 var classRegEx = new RegExp("\\b" + cl + "\\b");
14 var elems;
15 if(parent)
16 {
17 elems = parent.getElementsByTagName("*");
18 }
19 else
20 {
21 elems = document.getElementsByTagName("*");
22 }
23
24 for (var i = 0; i < elems.length; i++)
25 {
26 var classeName = elems[i].className;
27 if (classRegEx.test(classeName)) elemArray.push(elems[i]);
28 }
29
30 return elemArray;
31};
32
33function getNextSiblingOfType(elem, type)
34{
35 if(elem == null)
36 {
37 return null;
38 }
39
40 var current = elem.nextSibling;
41 while(current != null)
42 {
43 if(current.nodeName.toLowerCase() == type)
44 {
45 return current;
46 }
47
48 current = current.nextSibling;
49 }
50 return null;
51}
52
53function getPrevSiblingOfType(elem, type)
54{
55 if(elem == null)
56 {
57 return null;
58 }
59
60 var current = elem.previousSibling;
61 while(current != null)
62 {
63 if(current.nodeName.toLowerCase() == type)
64 {
65 return current;
66 }
67
68 current = current.previousSibling;
69 }
70 return null;
71}
72
73function saveTransaction(transaction)
74{
75 console.log(transaction);
76 _transactions.push(transaction);
77}
78
79function undo()
80{
81 if(_undoOperations.length == 0)
82 {
83 return;
84 }
85
86 var undoOp = _undoOperations.pop();
87
88 //Create/Duplicate undo
89 if(undoOp.op == "del")
90 {
91 if(undoOp.srcElem.childList)
92 {
93 removeFromParent(undoOp.srcElem.childList);
94 }
95 if(undoOp.srcElem.parentItem)
96 {
97 undoOp.srcElem.parentItem.menu.newSectionLink.style.display = "inline";
98 undoOp.srcElem.parentItem.childList = null;
99 }
100 removeFromParent(undoOp.srcElem);
101 }
102
103 if(undoOp.op == "delMeta")
104 {
105 if(undoOp.srcElem.childList)
106 {
107 removeFromParent(undoOp.srcElem.childList);
108 }
109 if(undoOp.srcElem.parentItem)
110 {
111 undoOp.srcElem.parentItem.menu.newSectionLink.style.display = "inline";
112 undoOp.srcElem.parentItem.childList = null;
113 }
114 de.doc.unregisterEditSection(undoOp.srcElem);
115 removeFromParent(undoOp.srcElem);
116 }
117
118 //Move undo (mva is move after, mvb is move before, mvi is move into)
119 else if(undoOp.op == "mva" || undoOp.op == "mvb" || undoOp.op == "mvi")
120 {
121 if(undoOp.op == "mvb")
122 {
123 undoOp.refElem.parentNode.insertBefore(undoOp.srcElem, undoOp.refElem);
124 }
125 else if(undoOp.op == "mva")
126 {
127 insertAfter(undoOp.srcElem, undoOp.refElem);
128 }
129 else
130 {
131 undoOp.refElem.removeChild(undoOp.refElem.firstChild);
132 undoOp.refElem.appendChild(undoOp.srcElem);
133 }
134
135 if(undoOp.srcElem.textDiv)
136 {
137 insertAfter(undoOp.srcElem.textDiv, undoOp.srcElem);
138 }
139 if(undoOp.srcElem.childList)
140 {
141 insertAfter(undoOp.srcElem.childList, undoOp.srcElem.textDiv);
142 }
143
144 if(undoOp.srcElem.onmouseout)
145 {
146 //Uncolour the section if it coloured
147 undoOp.srcElem.onmouseout();
148 }
149 updateFromTop();
150 }
151 else if(undoOp.op == "display")
152 {
153 undoOp.srcElem.style.display = undoOp.subOp;
154 }
155
156 if(undoOp.removeDeletedMetadata)
157 {
158 _deletedMetadata.pop();
159 }
160
161 if(undoOp.removeTransaction)
162 {
163 _transactions.pop();
164 }
165}
166
167function enableSaveButtons(enabled) {
168 if (enabled) {
169 $("#saveButton, #quickSaveButton").html(gs.text.dse.save_changes);
170 $("#saveButton, #quickSaveButton").removeAttr("disabled");
171
172 } else {
173 $("#saveButton, #quickSaveButton").html(gs.text.dse.saving + "...");
174 $("#saveButton, #quickSaveButton").attr("disabled", "disabled");
175
176 }
177}
178function addCollectionToBuild(collection)
179{
180 for(var i = 0; i < _collectionsToBuild.length; i++)
181 {
182 if(collection == _collectionsToBuild[i])
183 {
184 return;
185 }
186 }
187 _collectionsToBuild.push(collection);
188}
189
190function save() {
191 saveAndRebuild(false);
192}
193
194function rebuildCurrentCollection() {
195
196 console.log("rebuilding collection");
197 enableSaveButtons(false);
198 var collection = gs.cgiParams.c;
199
200 var collectionsArray = new Array();
201 collectionsArray.push(collection);
202 buildCollections(collectionsArray);
203}
204
205function saveAndRebuild(rebuild)
206{
207//This works in most cases but will not work when taking a doc from one collection to another, will need to be fixed at some point
208 var collection;
209 if(gs.cgiParams.c && gs.cgiParams.c != "") {
210
211 collection = gs.cgiParams.c;
212 }
213 else {
214 collection = gs.cgiParams.p_c;
215 }
216
217 var sendBuildRequest = function()
218 {
219 var request = "[";
220 for(var i = 0; i < _transactions.length; i++)
221 {
222 request += _transactions[i];
223 if(i != _transactions.length - 1)
224 {
225 request += ",";
226 }
227 }
228 request += "]";
229
230 var statusID;
231 var ajax = new gs.functions.ajaxRequest();
232 ajax.open("POST", gs.xsltParams.library_name, true);
233 ajax.setRequestHeader("Content-type", "application/x-www-form-urlencoded; charset=UTF-8");
234 ajax.onreadystatechange = function()
235 {
236 if(ajax.readyState == 4 && ajax.status == 200)
237 {
238 var text = ajax.responseText;
239 var xml = validateXML(text);
240
241 var errorElems;
242 if(!xml || checkForErrors(xml))
243 {
244 alert(gs.text.dse.error_saving);
245
246 enableSaveButtons(true);
247
248 if(_statusBar)
249 {
250 _statusBar.removeStatus(statusID);
251 }
252 return;
253 }
254
255 if(_statusBar)
256 {
257 _statusBar.removeStatus(statusID);
258 }
259 if (rebuild) {
260 buildCollections(_collectionsToBuild);
261 } else {
262 // reset the save button here
263 enableSaveButtons(true);
264 }
265 }
266 }
267
268 if(_collectionsToBuild.length > 0)
269 {
270 enableSaveButtons(false);
271
272 if(_statusBar)
273 {
274 statusID = _statusBar.addStatus(gs.text.dse.modifying_archives + "...");
275 }
276 ajax.send("a=g&rt=r&s=DocumentExecuteTransaction&s1.transactions=" + request);
277 }
278 }
279
280 var metadataChanges = new Array();
281 if (_deletedMetadata.length > 0) {
282 addCollectionToBuild(collection);
283
284 for(var i = 0; i < _deletedMetadata.length; i++) {
285
286 var currentRow = _deletedMetadata[i];
287
288 //Get document ID
289 var currentElem = currentRow;
290 while((currentElem = currentElem.parentNode).tagName != "TABLE");
291 var docID = currentElem.getAttribute("id").substring(4);
292
293 //Get metadata name
294 var cells = currentRow.getElementsByTagName("TD");
295 var nameCell = cells[0];
296 var name = nameCell.innerHTML;
297 var valueCell = cells[1];
298 var value = valueCell.getElementsByTagName("TEXTAREA")[0].value;
299 metadataChanges.push({type:'delete', docID:docID, name:name, value:value});
300 removeFromParent(currentRow);
301 }
302 }
303
304 var changes = changesToUpdate();
305 //Clean changes
306 editableInitStates = editableLastStates;
307 for(var i = 0; i < changes.length; i++)
308 {
309 var changedElem = changes[i];
310 //Save metadata
311 if(gs.functions.hasClass(changedElem, "metaTableCellArea"))
312 {
313 //Get document ID
314 var currentElem = changedElem;
315 while((currentElem = currentElem.parentNode).tagName != "TABLE");
316 var docID = currentElem.getAttribute("id").substring(4);
317
318 //Get metadata name
319 var row = changedElem.parentNode.parentNode;
320 var cells = row.getElementsByTagName("TD");
321 var nameCell = cells[0];
322 var name = nameCell.innerHTML;
323 var value = changedElem.value;
324 value = value.replace(/&nbsp;/g, " ");
325
326 var orig = changedElem.originalValue;
327 if (orig) {
328 orig = orig.replace(/&nbsp;/g, " ");
329 }
330 metadataChanges.push({collection:collection, docID:docID, name:name, value:value, orig:orig});
331 changedElem.originalValue = changedElem.value;
332 addCollectionToBuild(collection);
333 }
334 //Save content
335 else if(gs.functions.hasClass(changedElem, "renderedText"))
336 {
337 var section = changedElem.parentDiv.parentItem;
338 saveTransaction('{"operation":"setText", "text":"' + CKEDITOR.instances[changedElem.getAttribute("id")].getData().replace(/%/g, "%25").replace(/"/g, "\\\"").replace(/&/g, "%26") + '", "collection":"' + section.collection + '", "oid":"' + section.nodeID + '"}'); //'
339 addCollectionToBuild(section.collection);
340 }
341 else if(gs.functions.hasClass(changedElem, "sectionText"))
342 {
343 var id = changedElem.getAttribute("id");
344 var sectionID = id.substring(4);
345 saveTransaction('{"operation":"setText", "text":"' + CKEDITOR.instances[changedElem.getAttribute("id")].getData().replace(/%/g, "%25").replace(/"/g, "\\\"").replace(/&/g, "%26") + '", "collection":"' + gs.cgiParams.c + '", "oid":"' + sectionID + '"}'); //'
346 addCollectionToBuild(gs.cgiParams.c);
347 }
348 }
349
350
351 var processChangesLoop = function(index)
352 {
353
354 var change = metadataChanges[index];
355
356 var callbackFunction;
357 if(index + 1 == metadataChanges.length)
358 {
359 callbackFunction = sendBuildRequest;
360 }
361 else
362 {
363 callbackFunction = function(){processChangesLoop(index + 1)};
364 }
365 if (change.type == "delete") {
366 gs.functions.removeArchivesMetadata(collection, gs.xsltParams.site_name, change.docID, change.name, null, change.value, function(){callbackFunction();});
367 } else {
368 if(change.orig)
369 {
370 gs.functions.setArchivesMetadata(change.collection, gs.xsltParams.site_name, change.docID, change.name, null, change.value, change.orig, "override", function(){callbackFunction();});
371 }
372 else
373 {
374 gs.functions.setArchivesMetadata(change.collection, gs.xsltParams.site_name, change.docID, change.name, null, change.value, null, "accumulate", function(){callbackFunction();});
375 }
376 }
377 }
378 if (metadataChanges.length>0) {
379 // this will process each change one by one, and then send the build request
380 processChangesLoop(0);
381 }
382 else if(_collectionsToBuild.length > 0) {
383 // if there are no metadata changes, but some other changes eg text have happened, then we need to send the build request.
384 sendBuildRequest();
385 }
386
387 /* need to clear the changes from the page so that we don't process them again next time */
388 while (_deletedMetadata.length>0) {
389 _deletedMetadata.pop();
390 }
391
392}
393
394
395function buildCollections(collections, documents, callback)
396{
397 if(!collections || collections.length == 0)
398 {
399 console.log(gs.text.dse.empty_collection_list);
400 enableSaveButtons(true);
401 return;
402 }
403
404 var docs = "";
405 var buildOperation = "";
406 if(documents)
407 {
408 buildOperation = "ImportCollection";
409 docs += "&s1.documents=";
410 for(var i = 0; i < documents.length; i++)
411 {
412 docs += documents[i];
413 if(i < documents.length - 1)
414 {
415 docs += ",";
416 }
417 }
418 }
419 else
420 {
421 buildOperation = "BuildAndActivateCollection";
422 }
423
424 var counter = 0;
425 var statusID = 0;
426 var buildFunction = function()
427 {
428 var ajax = new gs.functions.ajaxRequest();
429 ajax.open("GET", gs.xsltParams.library_name + "?a=g&rt=r&ro=1&s=" + buildOperation + "&s1.collection=" + collections[counter] + docs);
430 ajax.onreadystatechange = function()
431 {
432 if(ajax.readyState == 4 && ajax.status == 200)
433 {
434 var text = ajax.responseText;
435 var xml = validateXML(text);
436
437 if(!xml || checkForErrors(xml))
438 {
439 alert(gs.text.dse.could_not_build_p1 + " " + collections[counter] + gs.text.dse.could_not_build_p2);
440
441 if(_statusBar)
442 {
443 _statusBar.removeStatus(statusID);
444 }
445 enableSaveButtons(true);
446
447 return;
448 }
449
450 var status = xml.getElementsByTagName("status")[0];
451 var pid = status.getAttribute("pid");
452
453 startCheckLoop(pid, buildOperation, statusID, function()
454 {
455 /*
456 var localAjax = new gs.functions.ajaxRequest();
457 localAjax.open("GET", gs.xsltParams.library_name + "?a=g&rt=r&ro=1&s=ActivateCollection&s1.collection=" + collections[counter], true);
458 localAjax.onreadystatechange = function()
459 {
460 if(localAjax.readyState == 4 && localAjax.status == 200)
461 {
462 var localText = localAjax.responseText;
463 var localXML = validateXML(localText);
464
465 if(!xml || checkForErrors(xml))
466 {
467 alert(gs.text.dse.could_not_activate_p1 + " " + collections[counter] + gs.text.dse.could_not_activate_p2);
468
469 if(_statusBar)
470 {
471 _statusBar.removeStatus(statusID);
472 }
473 enableSaveButtons(true);
474
475 return;
476 }
477
478 var localStatus = localXML.getElementsByTagName("status")[0];
479 if(localStatus)
480 {
481 var localPID = localStatus.getAttribute("pid");
482 startCheckLoop(localPID, "ActivateCollection", statusID, function()
483 {
484 */
485 if(counter == collections.length - 1)
486 {
487 removeCollectionsFromBuildList(collections);
488 if(callback)
489 {
490 callback();
491 }
492 }
493 else
494 {
495 counter++;
496 buildFunction();
497 }
498
499 _transactions = new Array();
500
501 if(_statusBar)
502 {
503 _statusBar.removeStatus(statusID);
504 }
505 enableSaveButtons(true);
506 /*
507 });
508 }
509 }
510 }
511 if(_statusBar)
512 {
513 _statusBar.changeStatus(statusID, gs.text.dse.activating + " " + collections[counter] + "...");
514 }
515 localAjax.send();
516 */
517 });
518 }
519 }
520 if(_statusBar)
521 {
522 statusID = _statusBar.addStatus(gs.text.dse.building + " " + collections[counter] + "...");
523 }
524 ajax.send();
525 }
526 buildFunction();
527}
528
529function startCheckLoop(pid, serverFunction, statusID, callbackFunction)
530{
531 var ajaxFunction = function()
532 {
533 var ajax = new gs.functions.ajaxRequest();
534 ajax.open("GET", gs.xsltParams.library_name + "?a=g&rt=s&ro=1&s=" + serverFunction + "&s1.pid=" + pid, true);
535 ajax.onreadystatechange = function()
536 {
537 if(ajax.readyState == 4 && ajax.status == 200)
538 {
539 var text = ajax.responseText;
540 var xml = validateXML(text);
541
542 if(!xml || checkForErrors(xml))
543 {
544 alert(gs.text.dse.could_not_check_status_p1 + " " + serverFunction + gs.text.dse.could_not_check_status_p2a);
545
546 if(_statusBar)
547 {
548 _statusBar.removeStatus(statusID);
549 }
550 enableSaveButtons(true);
551
552 return;
553 }
554
555 var status = xml.getElementsByTagName("status")[0];
556 var code = status.getAttribute("code");
557
558 if (code == COMPLETED || code == SUCCESS)
559 {
560 callbackFunction();
561 }
562 else if (code == HALTED || code == ERROR)
563 {
564 alert(gs.text.dse.could_not_check_status_p1 + " " + serverFunction + gs.text.dse.could_not_check_status_p2b);
565
566 if(_statusBar)
567 {
568 _statusBar.removeStatus(statusID);
569 }
570 enableSaveButtons(true);
571 }
572 else
573 {
574 setTimeout(ajaxFunction, 1000);
575 }
576 }
577 }
578 ajax.send();
579 }
580 ajaxFunction();
581}
582
583function removeCollectionsFromBuildList(collections)
584{
585 var tempArray = new Array();
586 for(var i = 0; i < _collectionsToBuild.length; i++)
587 {
588 var found = false;
589 for(var j = 0; j < collections.length; j++)
590 {
591 if(collections[j] == _collectionsToBuild[i])
592 {
593 found = true;
594 break;
595 }
596 }
597
598 if(!found)
599 {
600 tempArray.push(_collectionsToBuild[i]);
601 }
602 }
603 _collectionsToBuild = tempArray;
604}
605
606function checkForErrors(xml)
607{
608 var errorElems = xml.getElementsByTagName("error");
609
610 if(errorElems && errorElems.length > 0)
611 {
612 var errorString = gs.text.dse.error_saving_changes + ": ";
613 for(var i = 0; i < errorElems.length; i++)
614 {
615 errorString += " " + errorElems.item(i).firstChild.nodeValue;
616 }
617 alert(errorString);
618 return true;
619 }
620 return false; //No errors
621}
622
623function validateXML(txt)
624{
625 // code for IE
626 if (window.ActiveXObject)
627 {
628 var xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
629 xmlDoc.async = "false";
630 xmlDoc.loadXML(document.all(txt).value);
631
632 if(xmlDoc.parseError.errorCode!=0)
633 {
634 txt = dse.error_code + ": " + xmlDoc.parseError.errorCode + "\n";
635 txt = txt + dse.error_reason + ": " + xmlDoc.parseError.reason;
636 txt = txt + dse.error_line + ": " + xmlDoc.parseError.line;
637 console.log(txt);
638 return null;
639 }
640
641 return xmlDoc;
642 }
643 // code for Mozilla, Firefox, Opera, etc.
644 else if (document.implementation.createDocument)
645 {
646 var parser = new DOMParser();
647 var xmlDoc = parser.parseFromString(txt,"text/xml");
648
649 if (xmlDoc.getElementsByTagName("parsererror").length > 0)
650 {
651 console.log(gs.text.dse.xml_error);
652 return null;
653 }
654
655 return xmlDoc;
656 }
657 else
658 {
659 console.log(gs.text.dse.browse_cannot_validate_xml);
660 }
661 return null;
662}
663
664function onVisibleMetadataSetChange()
665{
666 var metadataList = document.getElementById("metadataSetList");
667 var index = metadataList.selectedIndex;
668 var options = metadataList.getElementsByTagName("OPTION");
669 var selectedOption = options[index];
670
671 var selectedSet = selectedOption.value;
672 changeVisibleMetadata(selectedSet);
673}
674
675function changeVisibleMetadata(metadataSetName)
676{
677 var metaSetList = metadataSetName.split(",");
678 var tables = document.getElementsByTagName("TABLE");
679 for(var i = 0; i < tables.length; i++)
680 {
681 var id = tables[i].getAttribute("id");
682 if(id && id.search(/^meta/) != -1)
683 {
684 var rows = tables[i].getElementsByTagName("TR");
685 for(var j = 0; j < rows.length; j++)
686 {
687 if(metadataSetName == "All")
688 {
689 rows[j].style.display = "table-row";
690 }
691 else
692 {
693 var cells = rows[j].getElementsByTagName("TD");
694 var cellName = cells[0].innerHTML;
695
696 if(cellName.indexOf(".") == -1)
697 {
698 rows[j].style.display = "none";
699 }
700 else
701 {
702 var setName = cellName.substring(0, cellName.lastIndexOf("."));
703 if (metaSetList.indexOf(setName)!= -1)
704 {
705 rows[j].style.display = "table-row";
706 }
707 else
708 {
709 rows[j].style.display = "none";
710 }
711 }
712 }
713 }
714 }
715 }
716}
717
718function asyncRegisterEditSection(cell)
719{
720 //This registering can cause a sizeable delay so we'll thread it (effectively) so the browser is not paused
721 cell.originalValue = cell.value;
722 setTimeout(function(){addEditableState(cell, editableInitStates)}, 0);
723}
724
725function addOptionToList(list, optionvalue, optiontext, selected) {
726 var newOption = $("<option>");
727 if (optiontext) {
728 newOption.html(optiontext);
729 newOption.attr("value", optionvalue);
730 } else {
731 newOption.html(optionvalue);
732 }
733 if (selected) {
734 newOption.attr("selected", true);
735 }
736 list.append(newOption);
737}
738
739/* returns either an input or a select element. Data based on
740 availableMetadataElements var. */
741function createMetadataElementSelector() {
742 var metaNameField;
743 if (new_metadata_field_input_type == "fixedlist") {
744 metaNameField = $("<select>", {"class": "ui-state-default"});
745 for(var i=0; i<availableMetadataElements.length; i++) {
746 addOptionToList(metaNameField, availableMetadataElements[i]);
747 }
748 return metaNameField;
749 }
750 metaNameField = $("<input>", {"type": "text","style":"margin: 5px; border: 1px solid #000;"});
751 if (new_metadata_field_input_type == "autocomplete") {
752 metaNameField.autocomplete({
753 minLength: 0,
754 source: availableMetadataElements
755 });
756 metaNameField.attr("title", "Enter a metadata name, or use the down arrow to select one, then click 'Add New Metadata'");
757 } else {
758metaNameField.attr("title", "Enter a metadata name, then click 'Add New Metadata'");
759 }
760
761 return metaNameField;
762}
763
764
765
766function addFunctionalityToTable(table)
767{
768 table.find("tr").each(function()
769 {
770 var cells = $(this).find("td");
771 var metadataName = $(cells[0]).html();
772
773 if(dynamic_metadata_set_list == true && metadataName.indexOf(".") != -1)
774 {
775 var metadataSetName = metadataName.substring(0, metadataName.lastIndexOf("."));
776
777 var found = false;
778 for(var j = 0; j < _metadataSetList.length; j++)
779 {
780 if(metadataSetName == _metadataSetList[j])
781 {
782 found = true;
783 break;
784 }
785 }
786
787 if(!found)
788 {
789 _metadataSetList.push(metadataSetName);
790 addOptionToList( $("#metadataSetList"), metadataSetName);
791 }
792 }
793
794 asyncRegisterEditSection(cells[1].getElementsByTagName("textarea")[0]);
795 addRemoveLinkToRow(this);
796 });
797
798 var metaNameField = createMetadataElementSelector();
799 table.after(metaNameField);
800 table.metaNameField = metaNameField;
801
802 var addRowButton = $("<button>",{"class": "ui-state-default ui-corner-all", "style": "margin: 5px;"});
803 addRowButton.html(gs.text.dse.add_new_metadata);
804 addRowButton.click(function()
805 {
806 var name = metaNameField.val();
807 if(!name || name == "")
808 {
809 console.log(gs.text.dse.no_value_given);
810 return;
811 }
812
813 var newRow = $("<tr>", {"style": "display: table-row;"});
814 var nameCell = $("<td>" + name + "</td>");
815 nameCell.attr("class", "metaTableCellName");
816 var valueCell = $("<td>", {"class": "metaTableCell"});
817 var textValue = $("<textarea>", {"class": "metaTableCellArea"});
818 valueCell.append(textValue);
819 newRow.append(nameCell);
820 newRow.append(valueCell);
821 addRemoveLinkToRow(newRow);
822 table.append(newRow);
823
824 var undo = new Array();
825 undo.op = "delMeta";
826 undo.srcElem = newRow;
827 undo.removeTransaction = false;
828 _undoOperations.push(undo);
829
830 });
831 table.addRowButton = addRowButton;
832 metaNameField.after(addRowButton);
833
834}
835
836function addRemoveLinkToRow(row)
837{
838 var newCell = $("<td>");
839 var removeLink = $("<a>remove</a>", {"href": "javascript:;"});
840 removeLink.click(function()
841 {
842 var undo = new Array();
843 undo.srcElem = row;
844 undo.op = "display";
845 undo.subOp = "table-row";
846 undo.removeDeletedMetadata = true;
847 _undoOperations.push(undo);
848 _deletedMetadata.push(row);
849 //row.css("display", "none");
850 $(row).hide();
851 });
852 newCell.append(removeLink);
853 newCell.attr({"class": "metaTableCellRemove", "style": "font-size:0.6em; padding-left: 3px; padding-right: 3px;"});
854 $(row).append(newCell);
855}
856
857/* This is for 'edit structure' menu bar */
858function createTopMenuBar()
859{
860 //Create the top menu bar
861 var headerTable = document.createElement("TABLE");
862 var tableBody = document.createElement("TBODY");
863 var row = document.createElement("TR");
864 var newDocCell = document.createElement("TD");
865 var newSecCell = document.createElement("TD");
866 var saveCell = document.createElement("TD");
867 var undoCell = document.createElement("TD");
868 var metadataListCell = document.createElement("TD");
869
870 var metadataListLabel = document.createElement("SPAN");
871 metadataListLabel.innerHTML = "Visible metadata: ";
872 var metadataList = document.createElement("SELECT");
873 metadataList.setAttribute("id", "metadataSetList");
874 metadataList.onchange = onVisibleMetadataSetChange;
875 var allMetadataOption = document.createElement("OPTION");
876 metadataList.appendChild(allMetadataOption);
877 allMetadataOption.innerHTML = "All";
878 metadataListCell.appendChild(metadataListLabel);
879 metadataListCell.appendChild(metadataList);
880
881 metadataListCell.setAttribute("class", "headerTableTD");
882 newDocCell.setAttribute("class", "headerTableTD");
883 newSecCell.setAttribute("class", "headerTableTD");
884 undoCell.setAttribute("class", "headerTableTD");
885 saveCell.setAttribute("class", "headerTableTD");
886
887 headerTable.appendChild(tableBody);
888 tableBody.appendChild(row);
889 row.appendChild(saveCell);
890 row.appendChild(undoCell);
891 row.appendChild(newDocCell);
892 row.appendChild(newSecCell);
893 row.appendChild(metadataListCell);
894
895 //The "Save changes" button
896 var saveButton = document.createElement("BUTTON");
897 saveButton.innerHTML = gs.text.dse.save_changes;
898 saveButton.setAttribute("onclick", "saveAndRebuild();");
899 saveButton.setAttribute("id", "saveButton");
900 saveCell.appendChild(saveButton);
901
902 //The "Undo" button
903 var undoButton = document.createElement("BUTTON");
904 undoButton.innerHTML = "Undo";
905 undoButton.setAttribute("onclick", "undo();");
906 undoCell.appendChild(undoButton);
907
908 //The "Create new document" button
909 var newDocButton = document.createElement("BUTTON");
910 newDocButton.innerHTML = gs.text.dse.create_new_document;
911 newDocButton.setAttribute("onclick", "createNewDocumentArea();");
912 newDocButton.setAttribute("id", "createNewDocumentButton");
913 newDocCell.appendChild(newDocButton);
914
915 //The "Insert new section" LI
916 var newSecLI = createDraggableNewSection(newSecCell);
917
918 return headerTable;
919}
920
921function getMetadataFromNode(node, name)
922{
923 var currentNode = node.firstChild;
924 while(currentNode != null)
925 {
926 if(currentNode.nodeName == "metadataList")
927 {
928 currentNode = currentNode.firstChild;
929 break;
930 }
931
932 currentNode = currentNode.nextSibling;
933 }
934
935 while(currentNode != null)
936 {
937 if(currentNode.nodeName == "metadata" && currentNode.getAttribute("name") == name)
938 {
939 return currentNode.firstChild.nodeValue;
940 }
941
942 currentNode = currentNode.nextSibling;
943 }
944 return "";
945}
946
947function storeMetadata(node, listItem)
948{
949 listItem.metadata = new Array();
950
951 var currentNode = node.firstChild;
952 while(currentNode != null)
953 {
954 if(currentNode.nodeName == "metadataList")
955 {
956 currentNode = currentNode.firstChild;
957 break;
958 }
959
960 currentNode = currentNode.nextSibling;
961 }
962
963 while(currentNode != null)
964 {
965 if(currentNode.nodeName == "metadata")
966 {
967 listItem.metadata[currentNode.getAttribute("name")] = currentNode.firstChild.nodeValue;
968 }
969
970 currentNode = currentNode.nextSibling;
971 }
972}
973
974function getNodeContent(node)
975{
976 var currentNode = node.firstChild;
977 while(currentNode != null)
978 {
979 if(currentNode.nodeName == "nodeContent")
980 {
981 return currentNode.firstChild;
982 }
983
984 currentNode = currentNode.nextSibling;
985 }
986 return null;
987}
988
989function containsDocumentNode(node)
990{
991 var currentNode = node.firstChild;
992 while(currentNode != null)
993 {
994 if(currentNode.nodeName == "documentNode")
995 {
996 return true;
997 }
998
999 currentNode = currentNode.nextSibling;
1000 }
1001 return false;
1002}
1003
1004function isExpanded(textDiv)
1005{
1006 if(typeof textDiv.style == "undefined" || typeof textDiv.style.display == "undefined" || textDiv.style.display == "block")
1007 {
1008 return true;
1009 }
1010 return false;
1011}
1012
1013function toggleTextDiv(section)
1014{
1015 var textDiv = section.textDiv;
1016 if(textDiv)
1017 {
1018 if(isExpanded(textDiv))
1019 {
1020 textDiv.style.display = "none";
1021 section.menu.editTextLink.innerHTML = gs.text.dse.edit;
1022 }
1023 else
1024 {
1025 textDiv.style.display = "block";
1026 section.menu.editTextLink.innerHTML = gs.text.dse.hide;
1027 }
1028 }
1029}
1030
1031function updateFromTop()
1032{
1033 updateRecursive(document.getElementById("dbDiv"), null, null, 0);
1034}
1035
1036function insertAfter(elem, refElem)
1037{
1038 if(refElem.nextSibling)
1039 {
1040 refElem.parentNode.insertBefore(elem, refElem.nextSibling);
1041 }
1042 else
1043 {
1044 refElem.parentNode.appendChild(elem);
1045 }
1046}
1047
1048function removeFromParent(elem)
1049{
1050 elem.parentNode.removeChild(elem);
1051}
1052
1053function createSectionTitle(text)
1054{
1055 var textSpan = document.createElement("SPAN");
1056 if(text)
1057 {
1058 textSpan.appendChild(document.createTextNode(" " + text + " "));
1059 }
1060 else
1061 {
1062 textSpan.appendChild(document.createTextNode(" [" + gs.text.dse.untitled_section + "] "));
1063 }
1064 return textSpan;
1065}
1066
1067function setMouseOverAndOutFunctions(section)
1068{
1069 //Colour the list item and display the menu on mouse over
1070 section.onmouseover = function(e)
1071 {
1072 if(this.menu){this.menu.style.display = "inline";}
1073 this.style.background = "rgb(255, 200, 0)";
1074 };
1075 //Uncolour the list item and hide the menu on mouse out
1076 section.onmouseout = function(e)
1077 {
1078 if(this.menu){this.menu.style.display = "none";}
1079 this.style.background = "none";
1080 };
1081}
1082
1083function createDraggableNewSection(parent)
1084{
1085 var newSecLI = document.createElement("LI");
1086 var newSpan = document.createElement("SPAN");
1087 newSpan.innerHTML = gs.text.dse.insert_new_section + " ";
1088
1089 newSecLI.sectionTitle = newSpan;
1090 newSecLI.appendChild(newSpan);
1091 newSecLI.setAttribute("class", "dragItem newSection");
1092 newSecLI.newSection = true;
1093 newSecLI.parent = parent;
1094 newSecLI.index = -1;
1095 new YAHOO.example.DDList(newSecLI);
1096 parent.appendChild(newSecLI);
1097}
1098
1099function closeAllOpenContents()
1100{
1101 for(var i = 0; i < _allContents.length; i++)
1102 {
1103 if(isExpanded(_allContents[i].textDiv))
1104 {
1105 toggleTextDiv(_allContents[i]);
1106 }
1107 }
1108 DDM.refreshCache();
1109}
1110
1111//Status Bar class (initialised with new StatusBar(elem);)
1112function StatusBar(mainElem)
1113{
1114 var _statusMap = new Array();
1115 var _statusIDCounter = 0;
1116 var _mainElem = mainElem;
1117 var _activeMessages = 0;
1118
1119 _mainElem.style.display = "none";
1120
1121 this.addStatus = function(newStatus)
1122 {
1123 _mainElem.style.display = "block";
1124 var newStatusDiv = document.createElement("DIV");
1125 var newStatusSpan = document.createElement("SPAN");
1126
1127 var workingImage = document.createElement("IMG");
1128 workingImage.setAttribute("src", gs.imageURLs.loading);
1129 workingImage.setAttribute("height", "16px");
1130 workingImage.setAttribute("width", "16px");
1131 newStatusDiv.appendChild(workingImage);
1132
1133 newStatusDiv.appendChild(newStatusSpan);
1134 newStatusSpan.innerHTML = " " + newStatus;
1135 newStatusDiv.setAttribute("class", "statusMessage");
1136 newStatusDiv.span = newStatusSpan;
1137
1138 _mainElem.appendChild(newStatusDiv);
1139 _statusMap["status" + _statusIDCounter] = newStatusDiv;
1140 _activeMessages++;
1141 return _statusIDCounter++;
1142 }
1143
1144 this.changeStatus = function(id, newStatus)
1145 {
1146 if(_statusMap["status" + id])
1147 {
1148 _statusMap["status" + id].span.innerHTML = " " + newStatus;
1149 }
1150 }
1151
1152 this.removeStatus = function(id)
1153 {
1154 if(_statusMap["status" + id])
1155 {
1156 removeFromParent(_statusMap["status" + id]);
1157
1158 if(--_activeMessages == 0)
1159 {
1160 _mainElem.style.display = "none";
1161 }
1162 }
1163 }
1164
1165 this.clear = function()
1166 {
1167 for(var p in _statusMap)
1168 {
1169 if(_statusMap.hasOwnProperty(p))
1170 {
1171 if(_statusMap[p] && _statusMap[p].parentNode)
1172 {
1173 removeFromParent(_statusMap[p]);
1174 }
1175
1176 if(--_activeMessages == 0)
1177 {
1178 _mainElem.style.display = "none";
1179 }
1180 }
1181 }
1182 }
1183}
1184
1185/*
1186function toggleEdit(e)
1187{
1188 var mousePos = de.events.getXYInWindowFromEvent(e);
1189 var cDesc = de.cursor.getCursorDescAtXY(mousePos.x, mousePos.y, de.events.getEventTarget(e));
1190 de.cursor.setCursor(cDesc);
1191}
1192*/
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