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comparison src/nabble/view/web/catalog/ChangeParent.jtp @ 0:7ecd1a4ef557

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add content
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 21 Mar 2019 19:15:52 -0600
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children 18cf4872fd7f
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-1:000000000000 0:7ecd1a4ef557
1 <%
2 package nabble.view.web.catalog;
3
4 import fschmidt.db.DbDatabase;
5 import fschmidt.util.java.HtmlUtils;
6 import fschmidt.util.servlet.AuthorizingServlet;
7 import nabble.model.Message;
8 import nabble.model.ModelException;
9 import nabble.model.Node;
10 import nabble.model.Person;
11 import nabble.model.Site;
12 import nabble.model.User;
13 import nabble.model.export.Export;
14 import nabble.view.lib.Jtp;
15 import nabble.view.lib.Permissions;
16 import nabble.view.lib.Shared;
17 import nabble.view.web.template.UrlMapperNamespace;
18 import org.slf4j.Logger;
19 import org.slf4j.LoggerFactory;
20
21 import javax.servlet.ServletException;
22 import javax.servlet.http.HttpServlet;
23 import javax.servlet.http.HttpServletRequest;
24 import javax.servlet.http.HttpServletResponse;
25 import java.io.IOException;
26 import java.io.PrintWriter;
27
28
29 public class ChangeParent extends HttpServlet implements AuthorizingServlet {
30 private static final Logger logger = LoggerFactory.getLogger(ChangeParent.class);
31
32 public String getAuthorizationKey(HttpServletRequest request) throws ServletException {
33 return Jtp.getReadAuthorizationKey( Jtp.getSiteNotNull(request).getNode(Jtp.getLong(request,"forum")) );
34 }
35
36 public boolean authorize(String key,HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException {
37 return Jtp.authorizeForRead(key,request,response);
38 }
39
40 protected void service(HttpServletRequest request, HttpServletResponse response)
41 throws ServletException, IOException
42 {
43 PrintWriter out = response.getWriter();
44 String forumId = request.getParameter("forum");
45 Node forum = forumId == null? null : Jtp.getSiteNotNull(request).getNode(Long.valueOf(forumId));
46
47 if (forum == null)
48 return;
49
50 Person visitor = Jtp.getVisitor(request, response);
51 boolean isSiteAdmin = visitor instanceof User && Permissions.isInGroup((User) visitor, Permissions.ADMINISTRATORS_GROUP);
52
53 boolean allowed = Jtp.canBeRemovedBy(forum,visitor);
54 if (!allowed) {
55 Jtp.login("Only administrators can proceed in this area.", request, response);
56 return;
57 }
58
59 String errorMsg = null;
60 String action = request.getParameter("action");
61 String option = request.getParameter("option");
62 String url = request.getParameter("url");
63 if ("set".equals(action) && "POST".equals(request.getMethod())) {
64 if ("provide-url".equals(option))
65 errorMsg = setParent(forum, url, request, response);
66 else if ("merge".equals(option))
67 errorMsg = merge(forum, visitor, isSiteAdmin, response);
68 else if ("delete-root".equals(option))
69 errorMsg = deleteRoot(forum, visitor, response);
70 else if ("create-parent".equals(option))
71 errorMsg = createParent(forum, (User)visitor, request, response);
72 if (errorMsg == null)
73 return;
74 }
75
76 Node currentParent = forum.getParent();
77 %>
78 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
79 <html>
80 <head>
81 <% Shared.title(request, response, "Parent Options"); %>
82 <script type="text/javascript">
83 $(document).ready(function() {
84 function handleFocus() {
85 $('#url,#name,#description,#type').attr('disabled','y');
86 var id = $(':radio').filter('[checked]').attr('id');
87 if (id == 'choose-parent') {
88 $('#url').removeAttr('disabled').focus();
89 } else if (id == 'create-parent') {
90 $('#name,#description,#type').removeAttr('disabled').focus();
91 $('#name').focus();
92 }
93 };
94 handleFocus();
95 $(':radio').click(handleFocus);
96 });
97 </script>
98 <style type="text/css">
99 div.field-title {
100 font-weight:bold;
101 font-size:110%;
102 padding-bottom:.1em;
103 margin-top: 1.7em;
104 }
105 span.disabled {
106 font-size:90%;
107 font-weight:normal;
108 margin-left:1em
109 }
110 </style>
111 </head>
112 <body>
113 <% Shared.minHeader(request,response, forum); %>
114 <% Shared.editHeader(forum.getSubjectHtml(), "Parent Options", out); %>
115 <% Shared.errorMessage(request, response, errorMsg, null); %>
116 <form id="parent-form" method="post" action="/catalog/ChangeParent.jtp" accept-charset="UTF-8">
117 <input type="hidden" name="action" value="set" />
118 <input type="hidden" name="forum" value="<%=forum.getId()%>" />
119
120 <div class="second-font field-title">
121 <input type="radio" id="choose-parent" name="option" value="provide-url" <%=option == null || "provide-url".equals(option)? "checked='y'" : ""%>/>
122 <label for="choose-parent">Set a New Parent</label>
123 </div>
124 <div class="weak-color" style="margin-left:1.9em">
125 Enter the permalink of the new parent:<br/>
126 <input id="url" name="url" size="60" value="<%=Jtp.hideNull(url)%>"/>
127 </div>
128
129 <% boolean isDisabled = !isSiteAdmin || currentParent == null || !Jtp.canBeDeletedBy(forum,visitor); %>
130 <div class="second-font field-title">
131 <input type="radio" <%=isDisabled?"disabled":""%> id="merge" name="option" value="merge" <%="merge".equals(option)? "checked='y'" : ""%>/>
132 <label for="merge" <%=isDisabled?"class='weak-color'":""%>>Merge into <%=Jtp.parentName(forum)%></label>
133 <%=isDisabled? "<span class='disabled important'>/ Not Applicable</span>":""%>
134 </div>
135 <div class="weak-color" style="margin-left:1.9em">
136 Delete this <%=Jtp.viewName(forum).toLowerCase()%> and move its contents to the <%=Jtp.parentName(forum).toLowerCase()%>. <br/>
137 </div>
138
139 <% isDisabled = !forum.isRoot() || forum.getChildCount() != 1; %>
140 <% Node child = isDisabled? null : forum.getChildren().get(0, 1).get(0); %>
141 <% isDisabled = child != null && child.getKind() == Node.Kind.POST? true : isDisabled; %>
142 <div class="second-font field-title">
143 <input type="radio" <%=isDisabled?"disabled":""%> id="delete-root" name="option" value="delete-root" <%="delete-root".equals(option)? "checked='y'" : ""%>/>
144 <label for="delete-root" <%=isDisabled?"class='weak-color'":""%>>Make Child the New Root</label>
145 <%=isDisabled? "<span class='disabled important'>/ Not Applicable</span>":""%>
146 </div>
147 <div class="weak-color" style="margin-left:1.9em">
148 Delete this <%=Jtp.viewName(forum).toLowerCase()%> and make <%=child == null? "the single child" : child.getSubjectHtml() %> the new root. <br/>
149 </div>
150
151 <% isDisabled = forum.getParent() != null; %>
152 <div class="second-font field-title">
153 <input type="radio" id="create-parent" name="option" value="create-parent" <%="create-parent".equals(option)? "checked='y'" : ""%> <%=isDisabled?"disabled":""%>/>
154 <label <%=isDisabled?"class='weak-color'":""%> for="create-parent">Create a New Parent</label>
155 <%=isDisabled? "<span class='disabled important'>/ Not Applicable</span>":""%>
156 </div>
157 <div class="weak-color" style="margin-left:1.9em">
158 <table>
159 <tr>
160 <td>Name:</td>
161 <td><input id="name" <%=isDisabled?"disabled":""%> name="name" size="30" value="<%=Jtp.hideNull(request.getParameter("name"))%>" /></td>
162 </tr>
163 <tr>
164 <td>Type:</td>
165 <td>
166 <select id="type" name="type">
167 <option value="<%=Node.Type.FORUM%>">Forum</option>
168 <option value="<%=Node.Type.CATEGORY%>">Category</option>
169 <option value="<%=Node.Type.BOARD%>">Board</option>
170 <option value="<%=Node.Type.MIXED%>">Mixed</option>
171 <option value="<%=Node.Type.GALLERY%>">Gallery</option>
172 <option value="<%=Node.Type.BLOG%>">Blog</option>
173 <option value="<%=Node.Type.NEWS%>">Newspaper</option>
174 </select>
175 </td>
176 </tr>
177 </table>
178 <div style="margin: .5em 0">
179 Description:<br/>
180 <textarea id="description" <%=isDisabled?"disabled":""%> name="description" style="width:30em;height:10em"><%=Jtp.hideNull(request.getParameter("description"))%></textarea>
181 </div>
182 </div>
183
184 <div style="margin-top:1.4em">
185 <input type="submit" name="save" value="Save Changes" /> or <a href="<%=Jtp.path(forum)%>">Cancel</a>
186 </div>
187 </form>
188
189 <% Shared.footer(request, response); %>
190 <% Shared.analytics(request,response); %>
191 </body>
192 </html>
193 <%
194 }
195
196 private static String setParent(Node app, String url, HttpServletRequest request, HttpServletResponse response)
197 throws IOException, ServletException
198 {
199 if (url == null || url.trim().length() == 0 || !url.startsWith("http://")) {
200 return "You must provide a valid link.";
201 } else {
202 url = Jtp.noCid(url);
203 Node parent = UrlMapperNamespace.getNodeFromUrl(url);
204 if (parent == null || parent.getKind()!=Node.Kind.APP || !parent.getSite().equals(app.getSite())) {
205 if (Export.isValidExportServer(url)) {
206 // Send to export confirmation page
207 response.sendRedirect("/catalog/ExportConfirmation.jtp?node="+app.getId()+"&url="+HtmlUtils.urlEncode(url));
208 return null;
209 } else {
210 return "The link you provided is not a valid Nabble application.";
211 }
212 } else if (parent.getSite().equals(app.getSite()) && parent.getAncestors().contains(app)) {
213 return "Circular relationship is not allowed.";
214 } else {
215 DbDatabase db = app.getSite().getDb();
216 db.beginTransaction();
217 try {
218 Node forumCopy = app.getGoodCopy();
219 forumCopy.changeParent(parent);
220 forumCopy.update();
221 db.commitTransaction();
222
223 forumCopy = forumCopy.getGoodCopy();
224 Shared.javascriptRedirect(request, response, Jtp.url(forumCopy), null, true);
225 return null;
226 } catch(ModelException.NodeLoop e) {
227 if (parent.equals(app))
228 return "The new parent cannot be the forum itself.";
229 else
230 return "The new parent cannot be a descendant of the current forum (circular relationship).";
231 } catch (ModelException e) {
232 logger.error("",e);
233 return "You cannot move this forum here because: "+e.getMessage();
234 } finally {
235 db.endTransaction();
236 }
237 }
238 }
239 }
240
241 private static String merge(Node app, Person visitor, boolean isSiteAdmin, HttpServletResponse response)
242 throws IOException, ServletException
243 {
244 if (isSiteAdmin || Jtp.canBeDeletedBy(app,visitor)) {
245 DbDatabase db = app.getSite().getDb();
246 db.beginTransaction();
247 try {
248 app = app.getGoodCopy();
249 Node parent = app.getParent();
250 for (Node child : app.getChildren()) {
251 child.changeParent(parent);
252 }
253 app.getGoodCopy().deleteMessageOrNode();
254 db.commitTransaction();
255 response.sendRedirect(Jtp.path(parent));
256 return null;
257 } catch (ModelException e) {
258 return e.getMessage();
259 } finally {
260 db.endTransaction();
261 }
262 } else {
263 return "You don't have privileges to delete and merge this sub-forum";
264 }
265 }
266
267 private static String deleteRoot(Node app, Person visitor, HttpServletResponse response)
268 throws IOException, ServletException
269 {
270 if (Jtp.canBeDeletedBy(app,visitor)) {
271 DbDatabase db = app.getSite().getDb();
272 db.beginTransaction();
273 try {
274 Site site = app.getSite();
275 site.deleteRootNode();
276 db.commitTransaction();
277 response.sendRedirect(site.getBaseUrl());
278 return null;
279 } catch (ModelException e) {
280 return e.getMessage();
281 } finally {
282 db.endTransaction();
283 }
284 } else {
285 return "You don't have privileges to make the child a new root";
286 }
287 }
288
289 private static String createParent(Node app, User user, HttpServletRequest request, HttpServletResponse response)
290 throws IOException, ServletException
291 {
292 DbDatabase db = app.getSite().getDb();
293 db.beginTransaction();
294 try {
295 String name = request.getParameter("name");
296 if (name == null || name.trim().length() == 0)
297 return "Please enter a valid name";
298 String description = request.getParameter("description");
299 String type = request.getParameter("type");
300 Node parent = user.newRootNode(Node.Kind.APP, name, description, Message.Format.TEXT, app.getSite(),type);
301 Jtp.addPinnedChild(parent, app.getGoodCopy());
302 db.commitTransaction();
303 response.sendRedirect(Jtp.path(parent));
304 return null;
305 } catch (ModelException e) {
306 return e.getMessage();
307 } finally {
308 db.endTransaction();
309 }
310 }
311 }
312 %>