public void displayHistoricalRevision() { log.debug("displaying historical file id: " + selectedHistoricalFile.getHistoricalFileId()); displayedHistoricalFile = selectedHistoricalFile; diffResult = null; statusMessages.addFromResourceBundleOrDefault( INFO, "lacewiki.msg.DiffOldVersionDisplayed", "Showing historical revision {0}", selectedHistoricalFile.getRevision()); }
@Restrict("#{s:hasPermission('Node', 'edit', documentHistory.currentFile)}") public String rollback() { statusMessages.addFromResourceBundleOrDefault( INFO, "lacewiki.msg.RollingBackDocument", "Rolling document back to revision {0}", selectedHistoricalFile.getRevision()); return "rollback"; }
public void setSelectedHistoricalFile(WikiFile selectedHistoricalFile) { log.debug("selecting historical file id: " + selectedHistoricalFile.getHistoricalFileId()); this.selectedHistoricalFile = selectedHistoricalFile; }
public void diffHistoricalRevision() { log.debug("diffing historical file id: " + selectedHistoricalFile.getHistoricalFileId()); String[] a = ((WikiDocument) selectedHistoricalFile).getContent().split("\n"); String[] b = ((WikiDocument) currentFile).getContent().split("\n"); StringBuilder result = new StringBuilder(); List<Diff.Difference> differences = new Diff(a, b).diff(); // TODO: Externalize and i18n these strings for (Diff.Difference diff : differences) { int delStart = diff.getDeletedStart(); int delEnd = diff.getDeletedEnd(); int addStart = diff.getAddedStart(); int addEnd = diff.getAddedEnd(); String type = delEnd != Diff.NONE && addEnd != Diff.NONE ? "changed" : (delEnd == Diff.NONE ? "added" : "deleted"); // Info line result.append("<div class=\"diffInfo\">"); result.append("From "); result.append(delStart == delEnd || delEnd == Diff.NONE ? "line" : "lines"); result.append(" "); result.append(delStart); if (delEnd != Diff.NONE && delStart != delEnd) { result.append(" to ").append(delEnd); } result.append(" ").append(type).append(" to "); result.append(addStart == addEnd || addEnd == Diff.NONE ? "line" : "lines"); result.append(" "); result.append(addStart); if (addEnd != Diff.NONE && addStart != addEnd) { result.append(" to ").append(addEnd); } result.append(":"); result.append("</div>\n"); if (delEnd != Diff.NONE) { result.append("<div class=\"diffDeleted\">"); for (int lnum = delStart; lnum <= delEnd; ++lnum) { result.append(WikiUtil.escapeHtml(a[lnum], false, false)).append("<br/>"); } result.append("</div>"); if (addEnd != Diff.NONE) { // result.append("----------------------------").append("\n"); } } if (addEnd != Diff.NONE) { result.append("<div class=\"diffAdded\">"); for (int lnum = addStart; lnum <= addEnd; ++lnum) { result.append(WikiUtil.escapeHtml(b[lnum], false, false)).append("<br/>"); } result.append("</div>"); } } diffResult = result.toString(); statusMessages.addFromResourceBundleOrDefault( INFO, "lacewiki.msg.DiffCreated", "Comparing current revision with historical revision {0}", selectedHistoricalFile.getRevision()); }