src/main/java/net/pterodactylus/sone/web/KnownSonesPage.java

   1 /*
   2  * Sone - KnownSonesPage.java - Copyright © 2010–2013 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 static net.pterodactylus.sone.utils.NumberParsers.parseInt;
  21
  22 import java.util.ArrayList;
  23 import java.util.Collection;
  24 import java.util.Collections;
  25 import java.util.List;
  26
  27 import net.pterodactylus.sone.data.LocalSone;
  28 import net.pterodactylus.sone.data.Sone;
  29 import net.pterodactylus.sone.web.page.FreenetRequest;
  30 import net.pterodactylus.util.collection.Pagination;
  31 import net.pterodactylus.util.template.Template;
  32 import net.pterodactylus.util.template.TemplateContext;
  33
  34 import com.google.common.base.Optional;
  35 import com.google.common.base.Predicate;
  36 import com.google.common.base.Predicates;
  37 import com.google.common.collect.Collections2;
  38 import com.google.common.collect.Ordering;
  39
  40 /**
  41  * This page shows all known Sones.
  42  *
  43  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  44  */
  45 public class KnownSonesPage extends SoneTemplatePage {
  46
  47         private static final String defaultSortField = "activity";
  48         private static final String defaultSortOrder = "desc";
  49
  50         /**
  51          * Creates a “known Sones” page.
  52          *
  53          * @param template
  54          *            The template to render
  55          * @param webInterface
  56          *            The Sone web interface
  57          */
  58         public KnownSonesPage(Template template, WebInterface webInterface) {
  59                 super("knownSones.html", template, "Page.KnownSones.Title", webInterface, false);
  60         }
  61
  62         //
  63         // TEMPLATEPAGE METHODS
  64         //
  65
  66         /**
  67          * {@inheritDoc}
  68          */
  69         @Override
  70         protected void processTemplate(FreenetRequest request, TemplateContext templateContext) throws RedirectException {
  71                 super.processTemplate(request, templateContext);
  72                 String sortField = request.getHttpRequest().getParam("sort", defaultSortField);
  73                 String sortOrder = request.getHttpRequest().getParam("order", defaultSortOrder);
  74                 String filter = request.getHttpRequest().getParam("filter");
  75                 templateContext.set("sort", sortField);
  76                 templateContext.set("order", sortOrder);
  77                 templateContext.set("filter", filter);
  78                 final Optional<LocalSone> currentSone = getCurrentSone(request.getToadletContext(), false);
  79                 Collection<Sone> knownSones = Collections2.filter(webInterface.getCore().getSones(), Sone.EMPTY_SONE_FILTER);
  80                 if (currentSone.isPresent() && "followed".equals(filter)) {
  81                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
  82
  83                                 @Override
  84                                 public boolean apply(Sone sone) {
  85                                         return currentSone.get().hasFriend(sone.getId());
  86                                 }
  87                         });
  88                 } else if (currentSone.isPresent() && "not-followed".equals(filter)) {
  89                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
  90
  91                                 @Override
  92                                 public boolean apply(Sone sone) {
  93                                         return !currentSone.get().hasFriend(sone.getId());
  94                                 }
  95                         });
  96                 } else if ("new".equals(filter)) {
  97                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
  98
  99                                 /**
 100                                  * {@inheritDoc}
 101                                  */
 102                                 @Override
 103                                 public boolean apply(Sone sone) {
 104                                         return !sone.isKnown();
 105                                 }
 106                         });
 107                 } else if ("not-new".equals(filter)) {
 108                         knownSones = Collections2.filter(knownSones, new Predicate<Sone>() {
 109
 110                                 /**
 111                                  * {@inheritDoc}
 112                                  */
 113                                 @Override
 114                                 public boolean apply(Sone sone) {
 115                                         return sone.isKnown();
 116                                 }
 117                         });
 118                 } else if ("own".equals(filter)) {
 119                         knownSones = Collections2.filter(knownSones, Sone.LOCAL_SONE_FILTER);
 120                 } else if ("not-own".equals(filter)) {
 121                         knownSones = Collections2.filter(knownSones, Predicates.not(Sone.LOCAL_SONE_FILTER));
 122                 }
 123                 List<Sone> sortedSones = new ArrayList<Sone>(knownSones);
 124                 if ("activity".equals(sortField)) {
 125                         if ("asc".equals(sortOrder)) {
 126                                 Collections.sort(sortedSones, Ordering.from(Sone.LAST_ACTIVITY_COMPARATOR).reverse());
 127                         } else {
 128                                 Collections.sort(sortedSones, Sone.LAST_ACTIVITY_COMPARATOR);
 129                         }
 130                 } else if ("posts".equals(sortField)) {
 131                         if ("asc".equals(sortOrder)) {
 132                                 Collections.sort(sortedSones, Ordering.from(Sone.POST_COUNT_COMPARATOR).reverse());
 133                         } else {
 134                                 Collections.sort(sortedSones, Sone.POST_COUNT_COMPARATOR);
 135                         }
 136                 } else if ("images".equals(sortField)) {
 137                         if ("asc".equals(sortOrder)) {
 138                                 Collections.sort(sortedSones, Ordering.from(Sone.IMAGE_COUNT_COMPARATOR).reverse());
 139                         } else {
 140                                 Collections.sort(sortedSones, Sone.IMAGE_COUNT_COMPARATOR);
 141                         }
 142                 } else {
 143                         if ("desc".equals(sortOrder)) {
 144                                 Collections.sort(sortedSones, Ordering.from(Sone.NICE_NAME_COMPARATOR).reverse());
 145                         } else {
 146                                 Collections.sort(sortedSones, Sone.NICE_NAME_COMPARATOR);
 147                         }
 148                 }
 149                 Pagination<Sone> sonePagination = new Pagination<Sone>(sortedSones, 25).setPage(parseInt(request.getHttpRequest().getParam("page"), 0));
 150                 templateContext.set("pagination", sonePagination);
 151                 templateContext.set("knownSones", sonePagination.getItems());
 152         }
 153
 154 }