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1 package jp.ac.u_ryukyu.ie.cr.bbs.browsing;
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2
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3 import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNode;
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4 import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNodeAttributes;
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1
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5
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6 import javax.servlet.http.HttpServlet;
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7 import javax.servlet.http.HttpServletRequest;
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8 import javax.servlet.http.HttpServletResponse;
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9 import java.io.PrintWriter;
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10 import java.util.Iterator;
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11
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12 public class ShowBoardMessageServlet extends HttpServlet {
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13 /**
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14 *
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15 */
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16 private static final long serialVersionUID = 1L;
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17 private final BrowsingBulletinBoard bbs;
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18 private final String createBoardMessagePath;
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19 private final String createChildPath;
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20 private final String showBoardMessagePath;
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21 private final String editMessagePath;
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22 private static final String PARAM_BOARD_NAME = "bname";
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23 private static final String PARAM_NODE_PATH = "path";
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24 private static final String PARAM_CHILDNUM = "childNum";
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25 private static final String MOVE = "move";
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26
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27 public ShowBoardMessageServlet(BrowsingBulletinBoard _bbs, String _createBoardMessagePath, String _createChildMessagePath, String _editMessagePath, String _showBoardMessagePath) {
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28 bbs = _bbs;
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29 createBoardMessagePath = _createBoardMessagePath;
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30 showBoardMessagePath = _showBoardMessagePath;
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31 createChildPath = _createChildMessagePath;
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32 editMessagePath = _editMessagePath;
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33 }
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34
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35 public void doGet(HttpServletRequest _req, HttpServletResponse _res) {
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36 String bname = _req.getParameter(PARAM_BOARD_NAME);
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37 String path = _req.getParameter(PARAM_NODE_PATH);
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38 String childNum = _req.getParameter(PARAM_CHILDNUM);
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39 boolean moveSuccess = true;
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40 if (childNum != null) {
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41 String move = _req.getParameter(MOVE);
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42 moveSuccess = bbs.childMove(bname, path, childNum, move);
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43 }
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44 try {
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45 if (moveSuccess)
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46 printBoard(bname, path, _res.getWriter());
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47 else {
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48 PrintWriter pw = _res.getWriter();
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49 pw.write("</body></html>");
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50 pw.flush();
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51 }
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52 } catch (Exception _e) {
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53 _res.setStatus(500);
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54 }
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55
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56 }
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57
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58 private void printBoard(String bname, String path, PrintWriter _pw) throws Exception {
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59 _pw.write("<html><body>\n");
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60 _pw.write("<h1> TreeName = " + bbs.sanitize(bname) + " <br>Node Path = " + path + "</h1>\n");
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61
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62
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63 _pw.write("<p>add new Child</p>\n");
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64 _pw.write("<form action='" + createChildPath + "' method='POST'\n");
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65 _pw.write("<p><input type='hidden' name='bname' value='" + bname + "'/></p>\n");
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66 _pw.write("<p>ChildName<br/> <input type='textarea' name='nodeName'/> </p>\n");
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67 _pw.write("<p><input type='hidden' name='path' value='" + path + "'/></p>\n");
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68 _pw.write("<p><input type='submit' value='submit'/></form></p>\n");
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69
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70 _pw.write("<p>Children</p>\n");
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71 Iterator<jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNode> children = bbs.getChildren(bname, path);
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72 for (int childCount = 0; children.hasNext(); childCount++) {
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73 TreeNode child = children.next();
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74 TreeNodeAttributes attribute = child.getAttributes();
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75 String childName = attribute.getString("NodeName");
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76 _pw.write("<p><a href='" + showBoardMessagePath + "?bname=" + bname + "&path=" + path + "," + childCount + "'>" + childName + "</a>" + " " +
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77 "<a href='" + showBoardMessagePath + "?bname=" + bname + "&path=" + path + "&move=" + "up" + "&childNum=" + childCount + "'>" + "▲" + "</a>" + " " +
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78 "<a href='" + showBoardMessagePath + "?bname=" + bname + "&path=" + path + "&move=" + "down" + "&childNum=" + childCount + "'>" + "▼" + "</a>" +
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79 "</p>");
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80 }
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81
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82
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83 _pw.write("<p>put attribute</p>\n");
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84 _pw.write("<form action='" + createBoardMessagePath + "' method='POST'\n");
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85 _pw.write("<p><input type='hidden' name='bname' value='" + bname + "'/></p>\n");
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86 _pw.write("<p>Key<br/> <input type='textarea' name='key'/> </p>\n");
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87 _pw.write("<p>attribute<br/> <input type='textarea' name='attribute'/> </p>\n");
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88 _pw.write("<p><input type='hidden' name='path' value='" + path + "'/></p>\n");
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89 _pw.write("<p><input type='submit' value='submit'/></form></p>\n");
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90
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91 _pw.write("<p>Attribute</p>\n");
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92 GetAttributeImp attribute = bbs.getAttribute(bname, path);
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93 Iterator<String> keys = attribute.getKeys();
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94 for (; keys.hasNext(); ) {
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95 String key = keys.next();
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96 String mesage = attribute.getMessage(key);
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97 _pw.write("<p><a href='" + editMessagePath + "?bname=" + bbs.sanitize(bname) + "&path=" + path + "&key=" + key + "'>" + key + " = " + mesage + "</a></p>");
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98 }
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99
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100 _pw.write("</body></html>");
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101 _pw.flush();
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102 }
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103 }
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