From 28980c3d6d989b900d02e3357473294561334e4a Mon Sep 17 00:00:00 2001
From: Joel Johnson <joel.johnson@issinc.com>
Date: Mon, 29 Jun 2015 12:19:07 -0400
Subject: [PATCH] use JEE 3.0 to allow cookie session tracking

---
 src/main/java/com/gitblit/wicket/pages/MyTicketsPage.java |  603 ++++++++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 484 insertions(+), 119 deletions(-)

diff --git a/src/main/java/com/gitblit/wicket/pages/MyTicketsPage.java b/src/main/java/com/gitblit/wicket/pages/MyTicketsPage.java
index 509b00c..591c7fe 100644
--- a/src/main/java/com/gitblit/wicket/pages/MyTicketsPage.java
+++ b/src/main/java/com/gitblit/wicket/pages/MyTicketsPage.java
@@ -1,128 +1,493 @@
+/*
+ * Copyright 2014 gitblit.com.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package com.gitblit.wicket.pages;
 
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
 import java.util.List;
 
-import com.gitblit.models.UserModel;
-import com.gitblit.models.TicketModel;
-import com.gitblit.tickets.ITicketService;
-import com.gitblit.wicket.GitBlitWebApp;
-import com.gitblit.wicket.GitBlitWebSession;
-import com.gitblit.wicket.panels.LinkPanel;
-
-import org.apache.wicket.markup.html.basic.Label;
-import org.apache.wicket.markup.html.list.ListItem;
-import org.apache.wicket.markup.html.list.ListView;
 import org.apache.wicket.PageParameters;
+import org.apache.wicket.markup.html.basic.Label;
+import org.apache.wicket.markup.html.link.BookmarkablePageLink;
+import org.apache.wicket.markup.repeater.Item;
+import org.apache.wicket.markup.repeater.data.DataView;
+import org.apache.wicket.markup.repeater.data.ListDataProvider;
 
+import com.gitblit.Keys;
+import com.gitblit.models.RepositoryModel;
+import com.gitblit.models.TicketModel;
+import com.gitblit.models.TicketModel.Status;
+import com.gitblit.models.UserModel;
+import com.gitblit.tickets.QueryBuilder;
+import com.gitblit.tickets.QueryResult;
+import com.gitblit.tickets.TicketIndexer.Lucene;
+import com.gitblit.utils.ArrayUtils;
+import com.gitblit.utils.StringUtils;
+import com.gitblit.wicket.GitBlitWebSession;
+import com.gitblit.wicket.TicketsUI;
+import com.gitblit.wicket.TicketsUI.TicketSort;
+import com.gitblit.wicket.WicketUtils;
+import com.gitblit.wicket.panels.LinkPanel;
+import com.gitblit.wicket.panels.TicketListPanel;
+import com.gitblit.wicket.panels.TicketSearchForm;
+import com.gitblit.wicket.panels.UserTitlePanel;
+
+/**
+ * My Tickets page
+ *
+ * @author Christian Buisson
+ * @author James Moger
+ */
 public class MyTicketsPage extends RootPage {
-	
-	public MyTicketsPage(PageParameters params)
-	{
-		this();	
-	}
-	
-	public MyTicketsPage()
-	{
-		super();
-		setupPage("", "");
-		
-		UserModel currentUser = GitBlitWebSession.get().getUser();
-		if (currentUser == null) {
-			currentUser = UserModel.ANONYMOUS;
-		}
-		String username = currentUser.getName();
-		
-		ITicketService tickets = GitBlitWebApp.get().tickets();
-		List<TicketModel> returnedTickets = tickets.getTickets(null);
-		
-		List<TicketModel> responsibleTickets = new ArrayList<TicketModel>();
-		List<TicketModel> authorTickets = new ArrayList<TicketModel>();
-		List<TicketModel> votedTickets = new ArrayList<TicketModel>();
-		List<TicketModel> watchedTickets = new ArrayList<TicketModel>();
-		for(int i = 0; i < returnedTickets.size(); i++)
-		{
-			TicketModel ticket = returnedTickets.get(i);
-			if(ticket.isOpen())
-			{
-				if(ticket.isResponsible(username))
-				{
-					responsibleTickets.add(ticket);
-				}
-				if(ticket.isAuthor(username))
-				{
-					authorTickets.add(ticket);
-				}
-				if(ticket.isVoter(username))
-				{
-					votedTickets.add(ticket);
-				}
-				if(ticket.isWatching(username))
-				{
-					watchedTickets.add(ticket);
-				}
-			}
-		}
-		
-		ListView<TicketModel> responsibleView = new ListView<TicketModel>("responsibleTickets", responsibleTickets)
-		{
-			private static final long serialVersionUID = 1L;
-			
-			@Override
-			public void populateItem(final ListItem<TicketModel> item)
-			{
-				final TicketModel ticket = item.getModelObject();
-				String ticketUrl = app().tickets().getTicketUrl(ticket);
-				item.add(new LinkPanel("ticketName", "", ticket.title, ticketUrl));
-				item.add(new Label("ticketDescription", ticket.body));
-			}
-		};
-		
-		ListView<TicketModel> authorView = new ListView<TicketModel>("authorTickets", authorTickets)
-		{
-			private static final long serialVersionUID = 1L;
-			
-			@Override
-			public void populateItem(final ListItem<TicketModel> item)
-			{
-				final TicketModel ticket = item.getModelObject();
-				String ticketUrl = app().tickets().getTicketUrl(ticket);
-				item.add(new LinkPanel("ticketName", "", ticket.title, ticketUrl));
-				item.add(new Label("ticketDescription", ticket.body));
-			}
-		};
-		
-		ListView<TicketModel> votedView = new ListView<TicketModel>("votedTickets", votedTickets)
-		{
-			private static final long serialVersionUID = 1L;
-			
-			@Override
-			public void populateItem(final ListItem<TicketModel> item)
-			{
-				final TicketModel ticket = item.getModelObject();
-				String ticketUrl = app().tickets().getTicketUrl(ticket);
-				item.add(new LinkPanel("ticketName", "", ticket.title, ticketUrl));
-				item.add(new Label("ticketDescription", ticket.body));
-			}
-		};
-		
-		ListView<TicketModel> watchedView = new ListView<TicketModel>("watchedTickets", watchedTickets)
-		{
-			private static final long serialVersionUID = 1L;
-			
-			@Override
-			public void populateItem(final ListItem<TicketModel> item)
-			{
-				final TicketModel ticket = item.getModelObject();
-				String ticketUrl = app().tickets().getTicketUrl(ticket);
-				item.add(new LinkPanel("ticketName", "", ticket.title, ticketUrl));
-				item.add(new Label("ticketDescription", ticket.body));
-			}
-		};
-		
-		add(responsibleView);
-		add(authorView);
-		add(votedView);
-		add(watchedView);
-	}
+
+    public MyTicketsPage() {
+        this(null);
+    }
+
+    public MyTicketsPage(PageParameters params) {
+        super(params);
+        setupPage("", getString("gb.myTickets"));
+
+        UserModel currentUser = GitBlitWebSession.get().getUser();
+        if (currentUser == null || UserModel.ANONYMOUS.equals(currentUser)) {
+            setRedirect(true);
+            setResponsePage(getApplication().getHomePage());
+            return;
+        }
+
+        final String username = currentUser.getName();
+
+        final String[] statiiParam = (params == null) ? TicketsUI.openStatii : params.getStringArray(Lucene.status.name());
+        final String assignedToParam = (params == null) ? "" : params.getString(Lucene.responsible.name(), null);
+        final String milestoneParam = (params == null) ? "" : params.getString(Lucene.milestone.name(), null);
+        final String queryParam = (params == null) ? null : params.getString("q", null);
+        final String searchParam = (params == null) ? "" : params.getString("s", null);
+        final String sortBy = (params == null) ? "" : Lucene.fromString(params.getString("sort", Lucene.created.name())).name();
+        final String repositoryId = (params == null) ? "" : params.getString(Lucene.rid.name(), null);
+        final boolean desc = (params == null) ? true : !"asc".equals(params.getString("direction", "desc"));
+
+
+        // add the user title panel
+        add(new UserTitlePanel("userTitlePanel", currentUser, getString("gb.myTickets")));
+
+        // add search form
+        add(new TicketSearchForm("ticketSearchForm", null, searchParam, getClass(), params));
+
+        // standard queries
+        add(new BookmarkablePageLink<Void>("changesQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Proposal.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("bugsQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Bug.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("enhancementsQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Enhancement.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("tasksQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Task.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("questionsQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Question.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+        
+        add(new BookmarkablePageLink<Void>("maintenanceQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.type.matches(TicketModel.Type.Maintenance.name()),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("resetQuery", MyTicketsPage.class,
+                queryParameters(
+                        null,
+                        milestoneParam,
+                        TicketsUI.openStatii,
+                        null,
+                        null,
+                        true,
+                        null,
+                        1)));
+
+        add(new Label("userDivider"));
+        add(new BookmarkablePageLink<Void>("createdQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.createdby.matches(username),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        add(new BookmarkablePageLink<Void>("watchedQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.watchedby.matches(username),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+        add(new BookmarkablePageLink<Void>("mentionsQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.mentions.matches(username),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+        add(new BookmarkablePageLink<Void>("responsibleQuery", MyTicketsPage.class,
+                queryParameters(
+                        Lucene.responsible.matches(username),
+                        milestoneParam,
+                        statiiParam,
+                        assignedToParam,
+                        sortBy,
+                        desc,
+                        repositoryId,
+                        1)));
+
+        // states
+        if (ArrayUtils.isEmpty(statiiParam)) {
+            add(new Label("selectedStatii", getString("gb.all")));
+        } else {
+            add(new Label("selectedStatii", StringUtils.flattenStrings(Arrays.asList(statiiParam), ",")));
+        }
+        add(new BookmarkablePageLink<Void>("openTickets", MyTicketsPage.class, queryParameters(queryParam, milestoneParam, TicketsUI.openStatii, assignedToParam, sortBy, desc, repositoryId, 1)));
+        add(new BookmarkablePageLink<Void>("closedTickets", MyTicketsPage.class, queryParameters(queryParam, milestoneParam, TicketsUI.closedStatii, assignedToParam, sortBy, desc, repositoryId, 1)));
+        add(new BookmarkablePageLink<Void>("allTickets", MyTicketsPage.class, queryParameters(queryParam, milestoneParam, null, assignedToParam, sortBy, desc, repositoryId, 1)));
+
+        // by status
+        List<Status> statii = new ArrayList<Status>(Arrays.asList(Status.values()));
+        statii.remove(Status.Closed);
+        ListDataProvider<Status> resolutionsDp = new ListDataProvider<Status>(statii);
+        DataView<Status> statiiLinks = new DataView<Status>("statii", resolutionsDp) {
+            private static final long serialVersionUID = 1L;
+
+            @Override
+            public void populateItem(final Item<Status> item) {
+                final Status status = item.getModelObject();
+                PageParameters p = queryParameters(queryParam, milestoneParam, new String [] { status.name().toLowerCase() }, assignedToParam, sortBy, desc, repositoryId, 1);
+                String css = TicketsUI.getStatusClass(status);
+                item.add(new LinkPanel("statusLink", css, status.toString(), MyTicketsPage.class, p).setRenderBodyOnly(true));
+            }
+        };
+        add(statiiLinks);
+
+        // by sort
+        List<TicketSort> sortChoices = new ArrayList<TicketSort>();
+        sortChoices.add(new TicketSort(getString("gb.sortNewest"), Lucene.created.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortOldest"), Lucene.created.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortMostRecentlyUpdated"), Lucene.updated.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLeastRecentlyUpdated"), Lucene.updated.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortMostComments"), Lucene.comments.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLeastComments"), Lucene.comments.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortMostPatchsetRevisions"), Lucene.patchsets.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLeastPatchsetRevisions"), Lucene.patchsets.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortMostVotes"), Lucene.votes.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLeastVotes"), Lucene.votes.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortHighestPriority"), Lucene.priority.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLowestPriority"), Lucene.priority.name(), false));
+        sortChoices.add(new TicketSort(getString("gb.sortHighestSeverity"), Lucene.severity.name(), true));
+        sortChoices.add(new TicketSort(getString("gb.sortLowestSeverity"), Lucene.severity.name(), false));
+
+        TicketSort currentSort = sortChoices.get(0);
+        for (TicketSort ts : sortChoices) {
+            if (ts.sortBy.equals(sortBy) && desc == ts.desc) {
+                currentSort = ts;
+                break;
+            }
+        }
+        add(new Label("currentSort", currentSort.name));
+
+        ListDataProvider<TicketSort> sortChoicesDp = new ListDataProvider<TicketSort>(sortChoices);
+        DataView<TicketSort> sortMenu = new DataView<TicketSort>("sort", sortChoicesDp) {
+            private static final long serialVersionUID = 1L;
+
+            @Override
+            public void populateItem(final Item<TicketSort> item) {
+                final TicketSort ts = item.getModelObject();
+                PageParameters params = queryParameters(queryParam, milestoneParam, statiiParam, assignedToParam, ts.sortBy, ts.desc, repositoryId, 1);
+                item.add(new LinkPanel("sortLink", null, ts.name, MyTicketsPage.class, params).setRenderBodyOnly(true));
+            }
+        };
+        add(sortMenu);
+
+        // by repository
+        final List<QueryResult> tickets =
+            query(initializeQueryBuilder(null, username), 1, Integer.MAX_VALUE, sortBy, desc);
+        final List<RepositoryModel> repositoryChoices = correspondingRepositories(tickets);
+        Collections.sort(repositoryChoices);
+
+        final RepositoryModel noneChoice = new RepositoryModel();
+        noneChoice.name = getString("gb.all");
+        repositoryChoices.add(0, noneChoice);
+
+        RepositoryModel currentRepository = repositoryChoices.get(0);
+        for (RepositoryModel r : repositoryChoices) {
+            if (r.getRID().equals(repositoryId)) {
+                currentRepository = r;
+                break;
+            }
+        }
+        add(new Label("currentRepository", currentRepository.toString()));
+
+        ListDataProvider<RepositoryModel> repositoryChoicesDp = new ListDataProvider<RepositoryModel>(repositoryChoices);
+        DataView<RepositoryModel> repositoryMenu = new DataView<RepositoryModel>("repository", repositoryChoicesDp) {
+            private static final long serialVersionUID = 1L;
+
+            @Override
+            public void populateItem(final Item<RepositoryModel> item) {
+                final RepositoryModel r = item.getModelObject();
+                String rid = r == noneChoice ? null : r.getRID();
+                PageParameters params = queryParameters(queryParam, milestoneParam, statiiParam, assignedToParam, sortBy, desc, rid, 1);
+                item.add(new LinkPanel("repositoryLink", null, r.toString(), MyTicketsPage.class, params).setRenderBodyOnly(true));
+            }
+        };
+        add(repositoryMenu);
+
+        // Update query with filter criteria
+        final QueryBuilder qb = initializeQueryBuilder(queryParam, username);
+
+        if (!qb.containsField(Lucene.status.name()) && !ArrayUtils.isEmpty(statiiParam)) {
+            // specify the states
+            boolean not = false;
+            QueryBuilder q = new QueryBuilder();
+            for (String state : statiiParam) {
+                if (state.charAt(0) == '!') {
+                    not = true;
+                    q.and(Lucene.status.doesNotMatch(state.substring(1)));
+                } else {
+                    q.or(Lucene.status.matches(state));
+                }
+            }
+
+            if (not) {
+                qb.and(q.toString());
+            } else {
+                qb.and(q.toSubquery().toString());
+            }
+        }
+
+        if (noneChoice != currentRepository && !qb.containsField(Lucene.rid.name())) {
+            QueryBuilder q1 = new QueryBuilder();
+            q1.and(Lucene.rid.matches(repositoryId));
+            qb.and(q1.toSubquery().toString());
+        }
+
+        // paging links
+        int page = (params != null) ? Math.max(1, WicketUtils.getPage(params)) : 1;
+        int pageSize = app().settings().getInteger(Keys.tickets.perPage, 25);
+
+        final List<QueryResult> results = 
+            StringUtils.isEmpty(searchParam) ? query(qb, page, pageSize, sortBy, desc) : search(searchParam, page, pageSize);
+
+        int totalResults = results.size() == 0 ? 0 : results.get(0).totalResults;
+        buildPager(queryParam, milestoneParam, statiiParam, assignedToParam, sortBy, desc, repositoryId, page, pageSize, results.size(), totalResults);
+
+        final boolean showSwatch = app().settings().getBoolean(Keys.web.repositoryListSwatches, true);
+        add(new TicketListPanel("ticketList", results, showSwatch, true));
+    }
+
+    protected PageParameters queryParameters(
+            String query,
+            String milestone,
+            String[] states,
+            String assignedTo,
+            String sort,
+            boolean descending,
+            String repositoryId,
+            int page) {
+
+        PageParameters params = WicketUtils.newRepositoryParameter("");
+        if (!StringUtils.isEmpty(query)) {
+            params.add("q", query);
+        }
+        if (!StringUtils.isEmpty(milestone)) {
+            params.add(Lucene.milestone.name(), milestone);
+        }
+        if (!ArrayUtils.isEmpty(states)) {
+            for (String state : states) {
+                params.add(Lucene.status.name(), state);
+            }
+        }
+        if (!StringUtils.isEmpty(assignedTo)) {
+            params.add(Lucene.responsible.name(), assignedTo);
+        }
+        if (!StringUtils.isEmpty(sort)) {
+            params.add("sort", sort);
+        }
+        if (!descending) {
+            params.add("direction", "asc");
+        }
+        if (!StringUtils.isEmpty(repositoryId)) {
+            params.add(Lucene.rid.name(), repositoryId);
+        }
+        if (page > 1) {
+            params.add("pg", "" + page);
+        }
+        return params;
+    }
+
+    protected void buildPager(
+            final String query,
+            final String milestone,
+            final String [] states,
+            final String assignedTo,
+            final String sort,
+            final boolean desc,
+            final String repositoryId,
+            final int page,
+            int pageSize,
+            int count,
+            int total) {
+
+        boolean showNav = total > (2 * pageSize);
+        boolean allowPrev = page > 1;
+        boolean allowNext = (pageSize * (page - 1) + count) < total;
+        add(new BookmarkablePageLink<Void>("prevLink", MyTicketsPage.class, queryParameters(query, milestone, states, assignedTo, sort, desc, repositoryId, page - 1)).setEnabled(allowPrev).setVisible(showNav));
+        add(new BookmarkablePageLink<Void>("nextLink", MyTicketsPage.class, queryParameters(query, milestone, states, assignedTo, sort, desc, repositoryId, page + 1)).setEnabled(allowNext).setVisible(showNav));
+
+        if (total <= pageSize) {
+            add(new Label("pageLink").setVisible(false));
+            return;
+        }
+
+        // determine page numbers to display
+        int pages = count == 0 ? 0 : ((total / pageSize) + (total % pageSize == 0 ? 0 : 1));
+        // preferred number of pagelinks
+        int segments = 5;
+        if (pages < segments) {
+            // not enough data for preferred number of page links
+            segments = pages;
+        }
+        int minpage = Math.min(Math.max(1, page - 2), pages - (segments - 1));
+        int maxpage = Math.min(pages, minpage + (segments - 1));
+        List<Integer> sequence = new ArrayList<Integer>();
+        for (int i = minpage; i <= maxpage; i++) {
+            sequence.add(i);
+        }
+
+        ListDataProvider<Integer> pagesDp = new ListDataProvider<Integer>(sequence);
+        DataView<Integer> pagesView = new DataView<Integer>("pageLink", pagesDp) {
+            private static final long serialVersionUID = 1L;
+
+            @Override
+            public void populateItem(final Item<Integer> item) {
+                final Integer i = item.getModelObject();
+                LinkPanel link = new LinkPanel("page", null, "" + i, MyTicketsPage.class, queryParameters(query, milestone, states, assignedTo, sort, desc, repositoryId, i));
+                link.setRenderBodyOnly(true);
+                if (i == page) {
+                    WicketUtils.setCssClass(item, "active");
+                }
+                item.add(link);
+            }
+        };
+        add(pagesView);
+    }
+
+    private QueryBuilder initializeQueryBuilder(String queryparam, String username) {
+        final QueryBuilder qb = new QueryBuilder(queryparam);
+
+        // focused "my tickets"
+        if (qb.containsField(Lucene.createdby.name())
+                || qb.containsField(Lucene.responsible.name())
+                || qb.containsField(Lucene.watchedby.name())
+                || qb.containsField(Lucene.mentions.name())) {
+
+            return qb;
+        }
+
+        // general "my tickets"
+        return qb.andSubquery()
+                 .or(Lucene.createdby.matches(username))
+                 .or(Lucene.responsible.matches(username))
+                 .or(Lucene.watchedby.matches(username))
+                 .or(Lucene.mentions.matches(username))
+                 .endSubquery();
+    }
+
+    private List<QueryResult> query(QueryBuilder qb, int page, int pageSize, String sortBy, boolean descending) {
+        return app().tickets().queryFor(qb.build(), page, pageSize, sortBy, descending);
+    }
+
+    private List<QueryResult> search(String searchParam, int page, int pageSize) {
+        return app().tickets().searchFor(null, searchParam, page, pageSize);
+    }
+
+    private List<RepositoryModel> correspondingRepositories(Collection<QueryResult> tickets) { 
+        final HashMap<String, RepositoryModel> result = new HashMap<>();
+        for (QueryResult ticket : tickets) {
+            RepositoryModel repository = app().repositories().getRepositoryModel(ticket.repository);
+            if (!result.containsKey(repository.getRID())) {
+                result.put(repository.getRID(), repository);
+            }
+        }
+
+        return new ArrayList<>(result.values());
+    }
 }

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