128 lines
3.8 KiB
C#
128 lines
3.8 KiB
C#
/*
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This file is part of Keepass2Android, Copyright 2013 Philipp Crocoll. This file is based on Keepassdroid, Copyright Brian Pellin.
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Keepass2Android is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Keepass2Android is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Keepass2Android. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text.RegularExpressions;
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using KeePass.Util.Spr;
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using KeePassLib;
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using KeePassLib.Collections;
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using KeePassLib.Interfaces;
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using KeePassLib.Utility;
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namespace keepass2android
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{
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/// <summary>
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/// Helper class providing methods to search a given database for specific things
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/// </summary>
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public class SearchDbHelper
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{
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private readonly IKp2aApp _app;
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public SearchDbHelper(IKp2aApp app) {
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_app = app;
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}
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public PwGroup SearchForText (Database database, string str)
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{
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SearchParameters sp = new SearchParameters {SearchString = str};
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return Search(database, sp, null);
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}
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public PwGroup Search(Database database, SearchParameters sp, IDictionary<PwUuid, KeyValuePair<string, string>> resultContexts)
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{
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if(sp.RegularExpression) // Validate regular expression
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{
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new Regex(sp.SearchString);
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}
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string strGroupName = _app.GetResourceString(UiStringKey.search_results) + " (\"" + sp.SearchString + "\")";
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PwGroup pgResults = new PwGroup(true, true, strGroupName, PwIcon.EMailSearch) {IsVirtual = true};
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PwObjectList<PwEntry> listResults = pgResults.Entries;
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database.Root.SearchEntries(sp, listResults, resultContexts, new NullStatusLogger());
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return pgResults;
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}
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public PwGroup SearchForExactUrl (Database database, string url)
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{
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SearchParameters sp = SearchParameters.None;
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sp.SearchInUrls = true;
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sp.SearchString = url;
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if(sp.RegularExpression) // Validate regular expression
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{
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new Regex(sp.SearchString);
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}
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string strGroupName = _app.GetResourceString(UiStringKey.search_results) + " (\"" + sp.SearchString + "\")";
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PwGroup pgResults = new PwGroup(true, true, strGroupName, PwIcon.EMailSearch) {IsVirtual = true};
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PwObjectList<PwEntry> listResults = pgResults.Entries;
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database.Root.SearchEntries(sp, listResults, new NullStatusLogger());
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return pgResults;
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}
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private static String ExtractHost(String url)
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{
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return UrlUtil.GetHost(url.Trim());
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}
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public PwGroup SearchForHost(Database database, String url, bool allowSubdomains)
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{
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String host = ExtractHost(url);
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string strGroupName = _app.GetResourceString(UiStringKey.search_results) + " (\"" + host + "\")";
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PwGroup pgResults = new PwGroup(true, true, strGroupName, PwIcon.EMailSearch) {IsVirtual = true};
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if (String.IsNullOrWhiteSpace(host))
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return pgResults;
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foreach (PwEntry entry in database.Entries.Values)
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{
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string otherUrl = entry.Strings.ReadSafe(PwDefs.UrlField);
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otherUrl = SprEngine.Compile(otherUrl, new SprContext(entry, database.KpDatabase, SprCompileFlags.References));
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String otherHost = ExtractHost(otherUrl);
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if ((allowSubdomains) && (otherHost.StartsWith("www.")))
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otherHost = otherHost.Substring(4); //remove "www."
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if (String.IsNullOrWhiteSpace(otherHost))
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{
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continue;
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}
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if (host.IndexOf(otherHost, StringComparison.InvariantCultureIgnoreCase) > -1)
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{
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pgResults.AddEntry(entry, false);
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}
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}
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return pgResults;
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}
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}
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}
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