FormChooserServlet.java
13 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.day.cq.commons.PathInfo
* com.day.cq.commons.servlets.NonExistingResourceServlet
* com.day.cq.search.PredicateConverter
* com.day.cq.search.PredicateGroup
* com.day.cq.search.Query
* com.day.cq.search.QueryBuilder
* com.day.cq.search.result.Hit
* com.day.cq.search.result.SearchResult
* com.day.cq.wcm.api.components.IncludeOptions
* javax.jcr.RepositoryException
* javax.jcr.Session
* javax.servlet.RequestDispatcher
* javax.servlet.Servlet
* javax.servlet.ServletException
* javax.servlet.ServletRequest
* javax.servlet.ServletResponse
* org.apache.felix.scr.annotations.Component
* org.apache.felix.scr.annotations.Properties
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.Reference
* org.apache.felix.scr.annotations.Service
* org.apache.sling.api.SlingHttpServletRequest
* org.apache.sling.api.SlingHttpServletResponse
* org.apache.sling.api.request.RequestDispatcherOptions
* org.apache.sling.api.request.RequestPathInfo
* org.apache.sling.api.resource.NonExistingResource
* org.apache.sling.api.resource.Resource
* org.apache.sling.api.resource.ResourceResolver
* org.apache.sling.api.servlets.SlingAllMethodsServlet
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.day.cq.wcm.foundation.forms.impl;
import com.day.cq.commons.PathInfo;
import com.day.cq.commons.servlets.NonExistingResourceServlet;
import com.day.cq.search.PredicateConverter;
import com.day.cq.search.PredicateGroup;
import com.day.cq.search.Query;
import com.day.cq.search.QueryBuilder;
import com.day.cq.search.result.Hit;
import com.day.cq.search.result.SearchResult;
import com.day.cq.wcm.api.components.IncludeOptions;
import com.day.cq.wcm.foundation.forms.FormResourceEdit;
import com.day.cq.wcm.foundation.forms.FormsHelper;
import com.day.cq.wcm.foundation.forms.impl.FormsHandlingRequest;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.servlet.RequestDispatcher;
import javax.servlet.Servlet;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.request.RequestDispatcherOptions;
import org.apache.sling.api.request.RequestPathInfo;
import org.apache.sling.api.resource.NonExistingResource;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.servlets.SlingAllMethodsServlet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component(metatype=0)
@Service(value={Servlet.class, NonExistingResourceServlet.class})
@Properties(value={@Property(name="service.name", value={"CQ Form chooser servlet"}), @Property(name="service.description", value={"Renders the current resource(s) with a form"}), @Property(name="sling.servlet.resourceTypes", value={"sling/servlet/default"}), @Property(name="sling.servlet.selectors", value={"form"}), @Property(name="sling.servlet.methods", value={"GET", "POST"}), @Property(name="service.ranking", intValue={100})})
public class FormChooserServlet
extends SlingAllMethodsServlet
implements NonExistingResourceServlet {
@Deprecated
public static final String REQ_PARAM_PATH = "path";
public static final String REQ_PARAM_QUERY = "query";
public static final String PN_FORM_ALIAS = "cq:formAlias";
public static final String PN_FORM_DEFAULT_RT = "cq:defaultFormFor";
public static final String CONTENT_PATH = "/content";
protected static final String SELECTOR = "form";
protected static final String CREATE_SELECTOR = "create";
protected static final String READ_ONLY_SELECTOR = "view";
private static final Logger log = LoggerFactory.getLogger(FormChooserServlet.class);
@Reference
private QueryBuilder queryBuilder;
public static boolean isNonExistingResource(Resource resource) {
return "sling:nonexisting".equals(resource.getResourceType());
}
public static RequestPathInfo getPathInfo(SlingHttpServletRequest request) {
if (FormChooserServlet.isNonExistingResource(request.getResource())) {
return new PathInfo(request.getResource().getPath());
}
return request.getRequestPathInfo();
}
public static boolean hasSelector(RequestPathInfo pathInfo, String selector) {
for (String s : pathInfo.getSelectors()) {
if (!s.equals(selector)) continue;
return true;
}
return false;
}
public boolean accepts(SlingHttpServletRequest request) {
return FormChooserServlet.hasSelector(FormChooserServlet.getPathInfo(request), "form");
}
protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
this.doGet(request, response);
}
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
String formPath = this.findForm(request);
if (formPath != null) {
log.debug("using form: " + formPath);
FormResourceEdit.setResources((ServletRequest)request, this.collectResources(request));
if (this.isReadOnly(request)) {
FormsHelper.setFormReadOnly(request);
}
request.setAttribute("browsermap.enabled", (Object)false);
this.forward(formPath, request, response);
} else {
log.debug("no form found");
response.sendError(404, "No form found");
}
}
protected boolean isReadOnly(SlingHttpServletRequest request) {
return FormChooserServlet.hasSelector(request.getRequestPathInfo(), "view");
}
protected String findForm(SlingHttpServletRequest request) {
List<String> list;
RequestPathInfo pathInfo = FormChooserServlet.getPathInfo(request);
String suffix = pathInfo.getSuffix();
if (suffix != null) {
return suffix;
}
String[] selectors = pathInfo.getSelectors();
String formAlias = null;
if (selectors.length > 1) {
for (String selector : selectors) {
if (selector.equals("form") || selector.equals("create")) continue;
formAlias = selector;
break;
}
}
if (formAlias != null && (list = this.search(null, "cq:formAlias", formAlias, request.getResourceResolver())).size() > 0) {
return list.get(0);
}
list = this.search(null, "cq:defaultFormFor", request.getResource().getResourceType(), request.getResourceResolver());
if (list.size() > 0) {
return list.get(0);
}
return null;
}
protected void forward(String path, SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
RequestDispatcherOptions options = new RequestDispatcherOptions();
options.setReplaceSelectors(null);
options.setReplaceSuffix(null);
if (path.endsWith(".html")) {
path = path.substring(0, path.length() - ".html".length());
}
StringBuffer includePath = new StringBuffer(path);
IncludeOptions.getOptions((ServletRequest)request, (boolean)true).forceSameContext(true);
includePath.append("/jcr:content");
for (String selector : request.getRequestPathInfo().getSelectors()) {
if (selector.equals("form")) continue;
includePath.append(".").append(selector);
}
includePath.append(".html");
RequestDispatcher dispatcher = request.getRequestDispatcher(includePath.toString(), options);
dispatcher.forward((ServletRequest)new FormsHandlingRequest(request), (ServletResponse)response);
}
protected List<String> search(String nodeType, String property, String value, ResourceResolver resolver) {
ArrayList<String> result = new ArrayList<String>();
StringBuilder buffer = new StringBuilder();
if (nodeType != null) {
buffer.append("//element(*, ").append(nodeType).append(")");
} else {
buffer.append("//*");
}
buffer.append("[@");
buffer.append(property);
buffer.append("='");
buffer.append(value);
buffer.append("']");
log.debug("Query: {}", (Object)buffer.toString());
Iterator iter = resolver.findResources(buffer.toString(), "xpath");
while (iter.hasNext()) {
result.add(((Resource)iter.next()).getPath());
}
Collections.sort(result, new SearchPathComparator(this.getFormSearchPath(resolver)));
return result;
}
protected List<String> getFormSearchPath(ResourceResolver resolver) {
ArrayList<String> searchPath = new ArrayList<String>();
searchPath.add("/content");
for (String path : resolver.getSearchPath()) {
searchPath.add(path);
}
return searchPath;
}
protected List<Resource> collectResources(SlingHttpServletRequest request) {
ArrayList<Resource> resources = new ArrayList<Resource>();
if (FormChooserServlet.isNonExistingResource(request.getResource())) {
String nonExistentPath = new PathInfo(request.getResource().getPath()).getResourcePath();
resources.add((Resource)new NonExistingResource(request.getResourceResolver(), nonExistentPath));
return resources;
}
if (FormChooserServlet.hasSelector(request.getRequestPathInfo(), "create")) {
String path;
resources.add((Resource)new NonExistingResource(request.getResourceResolver(), (path = request.getResource().getPath()).endsWith("/") ? path : path + "/"));
return resources;
}
String[] paths = request.getParameterValues(":resource");
ResourceResolver resolver = request.getResourceResolver();
if (request.getParameter("query") != null) {
log.debug("resources defined by query");
HashMap map = new HashMap(request.getParameterMap());
map.remove("query");
Session session = (Session)resolver.adaptTo(Session.class);
if (session != null) {
Query query = this.queryBuilder.createQuery(PredicateConverter.createPredicates(map), session);
SearchResult result = query.getResult();
for (Hit hit : result.getHits()) {
try {
resources.add(hit.getResource());
}
catch (RepositoryException e) {
log.error("could not get resource from hit", (Throwable)e);
}
}
} else {
log.warn("cannot execute query: no session found in request");
}
} else if (paths != null && paths.length >= 1) {
log.debug("multiple resources");
resources.add(request.getResource());
String resPath = request.getResource().getPath();
for (String path : paths) {
Resource res;
if (resPath.equals(path) || (res = resolver.resolve(path)) == null) continue;
resources.add(res);
}
} else {
log.debug("single resource only");
resources.add(request.getResource());
}
if (log.isDebugEnabled()) {
for (Resource res : resources) {
log.debug("resource: " + (Object)res);
}
}
return resources;
}
protected void bindQueryBuilder(QueryBuilder queryBuilder) {
this.queryBuilder = queryBuilder;
}
protected void unbindQueryBuilder(QueryBuilder queryBuilder) {
if (this.queryBuilder == queryBuilder) {
this.queryBuilder = null;
}
}
private static class SearchPathComparator
implements Comparator<String> {
private List<String> searchPath;
public SearchPathComparator(List<String> searchPath) {
this.searchPath = searchPath;
}
@Override
public int compare(String path1, String path2) {
int index1 = this.getSearchPathIndex(path1);
int index2 = this.getSearchPathIndex(path2);
return index2 - index1;
}
private int getSearchPathIndex(String path) {
for (int i = 0; i < this.searchPath.size(); ++i) {
if (!path.startsWith(this.searchPath.get(i))) continue;
return i;
}
return this.searchPath.size() + 1;
}
}
}