Replace utils’ MapBuilder by Guava’s ImmutableMap.Builder.
[Sone.git] / src / main / java / net / pterodactylus / sone / web / KnownSonesPage.java
1 /*
2  * Sone - KnownSonesPage.java - Copyright © 2010–2012 David Roden
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17
18 package net.pterodactylus.sone.web;
19
20 import java.util.ArrayList;
21 import java.util.Collection;
22 import java.util.Collections;
23 import java.util.List;
24
25 import net.pterodactylus.sone.data.Sone;
26 import net.pterodactylus.sone.web.page.FreenetRequest;
27 import net.pterodactylus.util.collection.Pagination;
28 import net.pterodactylus.util.collection.ReverseComparator;
29 import net.pterodactylus.util.number.Numbers;
30 import net.pterodactylus.util.template.Template;
31 import net.pterodactylus.util.template.TemplateContext;
32
33 import com.google.common.base.Predicate;
34 import com.google.common.base.Predicates;
35 import com.google.common.collect.Collections2;
36
37 /**
38  * This page shows all known Sones.
39  *
40  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
41  */
42 public class KnownSonesPage extends SoneTemplatePage {
43
44         /**
45          * Creates a “known Sones” page.
46          *
47          * @param template
48          *            The template to render
49          * @param webInterface
50          *            The Sone web interface
51          */
52         public KnownSonesPage(Template template, WebInterface webInterface) {
53                 super("knownSones.html", template, "Page.KnownSones.Title", webInterface, false);
54         }
55
56         //
57         // TEMPLATEPAGE METHODS
58         //
59
60         /**
61          * {@inheritDoc}
62          */
63         @Override
64         protected void processTemplate(FreenetRequest request, TemplateContext templateContext) throws RedirectException {
65                 super.processTemplate(request, templateContext);
66                 String sortField = request.getHttpRequest().getParam("sort");
67                 String sortOrder = request.getHttpRequest().getParam("order");
68                 String filter = request.getHttpRequest().getParam("filter");
69                 templateContext.set("sort", (sortField != null) ? sortField : "name");
70                 templateContext.set("order", (sortOrder != null) ? sortOrder : "asc");
71                 templateContext.set("filter", filter);
72                 final Sone currentSone = getCurrentSone(request.getToadletContext(), false);
73                 Collection<Sone> knownSones = Collections2.filter(webInterface.getCore().getSones(), Sone.EMPTY_SONE_FILTER);
74                 if ((currentSone != null) && "followed".equals(filter)) {
75                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
76
77                                 @Override
78                                 public boolean apply(Sone sone) {
79                                         return currentSone.hasFriend(sone.getId());
80                                 }
81                         });
82                 } else if ((currentSone != null) && "not-followed".equals(filter)) {
83                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
84
85                                 @Override
86                                 public boolean apply(Sone sone) {
87                                         return !currentSone.hasFriend(sone.getId());
88                                 }
89                         });
90                 } else if ("new".equals(filter)) {
91                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
92
93                                 /**
94                                  * {@inheritDoc}
95                                  */
96                                 @Override
97                                 public boolean apply(Sone sone) {
98                                         return !sone.isKnown();
99                                 }
100                         });
101                 } else if ("not-new".equals(filter)) {
102                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
103
104                                 /**
105                                  * {@inheritDoc}
106                                  */
107                                 @Override
108                                 public boolean apply(Sone sone) {
109                                         return sone.isKnown();
110                                 }
111                         });
112                 } else if ("own".equals(filter)) {
113                         knownSones = Collections2.filter(knownSones, Sone.LOCAL_SONE_FILTER);
114                 } else if ("not-own".equals(filter)) {
115                         knownSones = Collections2.filter(knownSones, Predicates.not(Sone.LOCAL_SONE_FILTER));
116                 }
117                 List<Sone> sortedSones = new ArrayList<Sone>(knownSones);
118                 if ("activity".equals(sortField)) {
119                         if ("asc".equals(sortOrder)) {
120                                 Collections.sort(sortedSones, new ReverseComparator<Sone>(Sone.LAST_ACTIVITY_COMPARATOR));
121                         } else {
122                                 Collections.sort(sortedSones, Sone.LAST_ACTIVITY_COMPARATOR);
123                         }
124                 } else if ("posts".equals(sortField)) {
125                         if ("asc".equals(sortOrder)) {
126                                 Collections.sort(sortedSones, new ReverseComparator<Sone>(Sone.POST_COUNT_COMPARATOR));
127                         } else {
128                                 Collections.sort(sortedSones, Sone.POST_COUNT_COMPARATOR);
129                         }
130                 } else if ("images".equals(sortField)) {
131                         if ("asc".equals(sortOrder)) {
132                                 Collections.sort(sortedSones, new ReverseComparator<Sone>(Sone.IMAGE_COUNT_COMPARATOR));
133                         } else {
134                                 Collections.sort(sortedSones, Sone.IMAGE_COUNT_COMPARATOR);
135                         }
136                 } else {
137                         if ("desc".equals(sortOrder)) {
138                                 Collections.sort(sortedSones, new ReverseComparator<Sone>(Sone.NICE_NAME_COMPARATOR));
139                         } else {
140                                 Collections.sort(sortedSones, Sone.NICE_NAME_COMPARATOR);
141                         }
142                 }
143                 Pagination<Sone> sonePagination = new Pagination<Sone>(sortedSones, 25).setPage(Numbers.safeParseInteger(request.getHttpRequest().getParam("page"), 0));
144                 templateContext.set("pagination", sonePagination);
145                 templateContext.set("knownSones", sonePagination.getItems());
146         }
147
148 }