merge api

1 files changed, 231 insertions, 0 deletions

diff --git a/src/main/java/com/juick/api/Utils.java b/src/main/java/com/juick/api/Utils.java
new file mode 100644
index 00000000..ca0518e1
--- /dev/null
+++ b/src/main/java/com/juick/api/Utils.java
@@ -0,0 +1,231 @@
+/*
+ * 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 org.springframework.jdbc.core.JdbcTemplate;
+
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.Part;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.ArrayList;
+import java.util.Base64;
+import java.util.UUID;
+
+/**
+ *
+ * @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(JdbcTemplate 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(JdbcTemplate 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(JdbcTemplate sql, HttpServletRequest request) {
+        String auth = request.getHeader("Authorization");
+        if (auth != null && auth.length() > 8 && auth.startsWith("Basic ")) {
+            Base64.Decoder dec = Base64.getDecoder();
+            String loginpassw[] = new String(dec.decode(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]);
+            }
+        }
+        return 0;
+    }
+
+    public static int getVisitorQueryStringUID(JdbcTemplate 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;
+    }
+
+    public static int parseInt(String str, int def) {
+        int ret = def;
+        if (str != null) {
+            try {
+                ret = Integer.parseInt(str);
+            } catch (Exception e) {
+            }
+        }
+        return ret;
+    }
+    public static String getPartFilename(Part part) {
+        for (String cd : part.getHeader("content-disposition").split(";")) {
+            if (cd.trim().startsWith("filename")) {
+                String filename = cd.substring(cd.indexOf('=') + 1).trim().replace("\"", "");
+                return filename.substring(filename.lastIndexOf('/') + 1).substring(filename.lastIndexOf('\\') + 1); // MSIE fix.
+            }
+        }
+        return null;
+    }
+    public static String receiveMultiPartFile(HttpServletRequest request, String name) throws Exception {
+        String attachmentFName = null;
+
+        Part filePart = request.getPart("attach");
+        if (filePart != null) {
+            String partname = Utils.getPartFilename(filePart);
+            if (partname != null && partname.length() > 0) {
+                String attachmentType = partname.substring(partname.length() - 3).toLowerCase();
+                if (attachmentType.equals("jpg") || attachmentType.equals("peg") || attachmentType.equals("png")) {
+                    if (attachmentType.equals("peg")) {
+                        attachmentType = "jpg";
+                    }
+                    attachmentFName = UUID.randomUUID().toString() + "." + attachmentType;
+                    filePart.write("/var/www/juick.com/i/tmp/" + attachmentFName);
+                } else {
+                    throw new Exception("Wrong file type");
+                }
+            }
+        }
+
+        return attachmentFName;
+    }
+    public static String downloadImage(URL url) throws Exception {
+        String attachmentFName = null;
+        Exception ex = null;
+
+        InputStream is = null;
+        FileOutputStream fos = null;
+        try {
+            URLConnection urlConn = url.openConnection();
+            is = urlConn.getInputStream();
+            String mime = urlConn.getContentType();
+
+            String attachmentType;
+            if (mime != null && mime.equals("image/jpeg")) {
+                attachmentType = "jpg";
+            } else if (mime != null && mime.equals("image/png")) {
+                attachmentType = "png";
+            } else {
+                throw new Exception("Wrong file type");
+            }
+
+            attachmentFName = UUID.randomUUID().toString() + "." + attachmentType;
+            fos = new FileOutputStream("/var/www/juick.com/i/tmp/" + attachmentFName);
+            byte[] buffer = new byte[10240];
+            int len;
+            while ((len = is.read(buffer)) > 0) {
+                fos.write(buffer, 0, len);
+            }
+        } catch (Exception e) {
+            ex = e;
+            attachmentFName = null;
+        } finally {
+            try {
+                if (is != null) {
+                    is.close();
+                }
+            } finally {
+                if (fos != null) {
+                    fos.close();
+                }
+            }
+        }
+
+        if (ex != null) {
+            throw ex;
+        } else {
+            return attachmentFName;
+        }
+    }
+}