aboutsummaryrefslogtreecommitdiff
path: root/src/java/com/juick/api/Utils.java
blob: b406c36206f02a885e30a83fb482d2887fa3f534 (plain) (blame)
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
/*
 * Juick
 * Copyright (C) 2008-2011, Ugnich Anton
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.juick.api;

import com.juick.server.UserQueries;
import java.io.IOException;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import sun.misc.BASE64Decoder;

/**
 *
 * @author Ugnich Anton
 */
public class Utils {

    public static String getCookie(HttpServletRequest request, String name) {
        Cookie cookies[] = request.getCookies();
        if (cookies != null) {
            for (int i = 0; i < cookies.length; i++) {
                if (cookies[i].getName().equals(name)) {
                    return cookies[i].getValue();
                }
            }
        }
        return null;
    }

    public static com.juick.User getVisitorUser(Connection sql, HttpServletRequest request) {
        String hash = getCookie(request, "hash");
        if (hash != null) {
            return com.juick.server.UserQueries.getUserByHash(sql, hash);
        } else {
            return null;
        }
    }

    public static int getVisitorUID(Connection sql, HttpServletRequest request) {
        Cookie cookies[] = request.getCookies();
        if (cookies != null) {
            for (int i = 0; i < cookies.length; i++) {
                if (cookies[i].getName().equals("hash")) {
                    String hash = cookies[i].getValue();
                    return com.juick.server.UserQueries.getUIDbyHash(sql, hash);
                }
            }
        }
        return 0;
    }

    public static int getHttpAuthUID(Connection sql, HttpServletRequest request) {
        String auth = request.getHeader("Authorization");
        if (auth != null && auth.length() > 8 && auth.startsWith("Basic ")) {
            try {
                BASE64Decoder dec = new BASE64Decoder();
                String loginpassw[] = new String(dec.decodeBuffer(auth.substring(6))).split(":", 2);
                if (loginpassw.length == 2 && loginpassw[0].length() > 1 && loginpassw[0].length() < 16 && loginpassw[0].matches("[a-zA-Z0-9\\-]+") && !loginpassw[1].isEmpty()) {
                    return UserQueries.checkPassword(sql, loginpassw[0], loginpassw[1]);
                }
            } catch (IOException e) {
            }
        }
        return 0;
    }

    public static int getVisitorQueryStringUID(Connection sql, HttpServletRequest request) {
        String hash = request.getParameter("hash");
        if (hash != null && hash.length() == 16) {
            return com.juick.server.UserQueries.getUIDbyHash(sql, hash);
        }
        return 0;
    }

    public static void sendPermanentRedirect(HttpServletResponse response, String location) {
        response.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);
        response.setHeader("Location", location);
    }

    public static void finishSQL(ResultSet rs, Statement stmt) {
        if (rs != null) {
            try {
                rs.close();
            } catch (SQLException e) {
            }
        }
        if (stmt != null) {
            try {
                stmt.close();
            } catch (SQLException e) {
            }
        }
    }

    public static String convertArray2String(ArrayList<Integer> mids) {
        String q = "";
        for (int i = 0; i < mids.size(); i++) {
            if (i > 0) {
                q += ",";
            }
            q += mids.get(i);
        }
        return q;
    }

    public static String encodeHTML(String str) {
        String ret = str;
        ret = ret.replaceAll("<", "&lt;");
        ret = ret.replaceAll(">", "&gt;");
        return str;
    }

    public static String encodeSphinx(String str) {
        String ret = str;
        ret = ret.replaceAll("@", "\\\\@");
        return ret;
    }
}