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added default JSP file and statistics measurement for attachment downloads

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This commit is contained in:
Eric J. Bowersox
2001-04-03 05:22:18 +00:00
parent 7e72407b84
commit 257537e869
6 changed files with 137 additions and 30 deletions
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src/com/silverwrist/venice/core/impl/TopicMessageUserContextImpl.java
+92 -23
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@@ -20,6 +20,7 @@ package com.silverwrist.venice.core.impl;
import java.io.*;
import java.sql.*;
import java.util.*;
import java.util.zip.*;
import org.apache.log4j.*;
import com.silverwrist.util.StringUtil;
import com.silverwrist.util.collections.*;
@@ -60,6 +61,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
private int datalen;
private String filename;
private String mimetype;
private int stgmethod;
private boolean nuked = false;
private String creator_cache = null;
private String text_cache = null;
@@ -73,7 +75,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
long postid, long parent, int num, int linecount, int creator_uid,
java.util.Date posted, boolean hidden, int scribble_uid,
java.util.Date scribble_date, String pseud, int datalen,
String filename, String mimetype)
String filename, String mimetype, int stgmethod)
{
this.engine = engine;
this.conf = conf;
@@ -91,6 +93,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
this.datalen = datalen;
this.filename = filename;
this.mimetype = mimetype;
this.stgmethod = stgmethod;
} // end constructor
@@ -114,6 +117,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
this.datalen = 0;
this.filename = null;
this.mimetype = null;
this.stgmethod = -1;
} // end constructor
@@ -138,8 +142,9 @@ class TopicMessageUserContextImpl implements TopicMessageContext
Statement stmt = conn.createStatement();
StringBuffer sql = new StringBuffer("SELECT posts.hidden, posts.scribble_uid, posts.scribble_date, "
+ "posts.pseud, postattach.datalen, postattach.filename, "
+ "postattach.mimetype FROM posts LEFT JOIN postattach ON "
+ "posts.postid = postattach.postid WHERE posts.postid = ");
+ "postattach.mimetype, postattach.stgmethod FROM posts "
+ "LEFT JOIN postattach ON posts.postid = postattach.postid "
+ "WHERE posts.postid = ");
sql.append(postid).append(';');
ResultSet rs = stmt.executeQuery(sql.toString());
if (rs.next())
@@ -151,6 +156,9 @@ class TopicMessageUserContextImpl implements TopicMessageContext
datalen = rs.getInt(5);
filename = rs.getString(6);
mimetype = rs.getString(7);
stgmethod = rs.getInt(8);
if (rs.wasNull())
stgmethod = -1;
} // end if
else
@@ -165,6 +173,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
datalen = 0;
filename = null;
mimetype = null;
stgmethod = -1;
nuked = true;
creator_cache = null;
text_cache = null;
@@ -384,10 +393,16 @@ class TopicMessageUserContextImpl implements TopicMessageContext
} // end if
// Create the statement and the SQL we need to retrieve the attachment.
// This will cause a "hit" on the attachment data. Update that record.
Statement stmt = conn.createStatement();
StringBuffer sql = new StringBuffer("SELECT data FROM postattach WHERE postid = ");
sql.append(postid).append(';');
StringBuffer sql = new StringBuffer("UPDATE postattach SET hits = hits + 1, last_hit = '");
sql.append(SQLUtil.encodeDate(new java.util.Date())).append("' WHERE postid = ").append(postid);
sql.append(';');
stmt.executeUpdate(sql.toString());
// Create the SQL we need to retrieve the attachment.
sql.setLength(0);
sql.append("SELECT data FROM postattach WHERE postid = ").append(postid).append(';');
// Execute the query!
ResultSet rs = stmt.executeQuery(sql.toString());
@@ -402,19 +417,35 @@ class TopicMessageUserContextImpl implements TopicMessageContext
// need to make a temporary copy of it, to a ByteArrayOutputStream. (Attachments can only be
// 1 Mb in size, so this shouldn't be a big problem.)
InputStream sqldata = rs.getBinaryStream(1);
InputStream real_input;
switch (stgmethod)
{ // where's our input really coming from
case 0: // copy verbatim
real_input = sqldata;
break;
case 1: // gunzip it first
real_input = new GZIPInputStream(sqldata);
break;
default:
throw new DataException("Unknown storage method value: " + stgmethod);
} // end switch
ByteArrayOutputStream copy = new ByteArrayOutputStream(datalen);
byte[] buffer = new byte[4096];
int rd = sqldata.read(buffer);
int rd = real_input.read(buffer);
while (rd>=0)
{ // write, then read again
if (rd>0)
copy.write(buffer,0,rd);
rd = sqldata.read(buffer);
rd = real_input.read(buffer);
} // end while
// Close both our streams, making sure we create the stream we need for the return value.
sqldata.close();
real_input.close();
rc = new ByteArrayInputStream(copy.toByteArray());
copy.close();
@@ -816,6 +847,40 @@ class TopicMessageUserContextImpl implements TopicMessageContext
} // end else if
// Compress the attachment data in memory.
InputStream real_data = null;
int real_length = 0;
try
{ // create a compressor into a memory buffer
ByteArrayOutputStream bytestm = new ByteArrayOutputStream(length);
GZIPOutputStream gzipstm = new GZIPOutputStream(bytestm);
// do the usual read/write loop to get the data compressed
byte[] buffer = new byte[4096];
int rd = data.read(buffer);
while (rd>=0)
{ // write, then read
if (rd>0)
gzipstm.write(buffer,0,rd);
rd = data.read(buffer);
} // end while
// finish compression, then get the data and the real length
gzipstm.finish();
buffer = bytestm.toByteArray();
real_length = buffer.length;
real_data = new ByteArrayInputStream(buffer);
gzipstm.close();
} // end try
catch (IOException ioe)
{ // the big error
logger.error("IOException in compressor loop: " + ioe.getMessage(),ioe);
throw new DataException("Failure in compressing read data: " + ioe.getMessage());
} // end catch
Connection conn = null;
AuditRecord ar = null;
@@ -834,20 +899,23 @@ class TopicMessageUserContextImpl implements TopicMessageContext
// Build the SQL statement that inserts the attachment. Note the use of the "?" to specify the
// BLOB parameter (the attachment data itself); this comes later.
StringBuffer sql =
new StringBuffer("INSERT INTO postattach (postid, datalen, filename, mimetype, data) VALUES (");
sql.append(postid).append(", ").append(length).append(", '").append(SQLUtil.encodeString(file));
sql.append("', '").append(SQLUtil.encodeString(m_type)).append("', ?);");
StringBuffer sql = new StringBuffer("INSERT INTO postattach (postid, datalen, last_hit, stgmethod, "
+ "filename, mimetype, data) VALUES (");
sql.append(postid).append(", ").append(length).append(", '");
sql.append(SQLUtil.encodeDate(new java.util.Date())).append("', 1, '");
sql.append(SQLUtil.encodeString(file)).append("', '").append(SQLUtil.encodeString(m_type));
sql.append("', ?);");
// Prepare the statement, set the BLOB parameter, and execute it.
PreparedStatement stmt = conn.prepareStatement(sql.toString());
stmt.setBinaryStream(1,data,length);
stmt.setBinaryStream(1,real_data,real_length);
stmt.executeUpdate();
// Save off the local attachment values.
datalen = length;
filename = file;
mimetype = m_type;
stgmethod = 1;
// Generate an audit record indicating what we did.
ar = new AuditRecord(AuditRecord.UPLOAD_ATTACHMENT,conf.realUID(),conf.userRemoteAddress(),
@@ -1036,8 +1104,8 @@ class TopicMessageUserContextImpl implements TopicMessageContext
StringBuffer sql =
new StringBuffer("SELECT p.postid, p.parent, p.num, p.linecount, p.creator_uid, p.posted, "
+ "p.hidden, p.scribble_uid, p.scribble_date, p.pseud, a.datalen, a.filename, "
+ "a.mimetype FROM posts p LEFT JOIN postattach a ON p.postid = a.postid "
+ "WHERE p.topicid = ");
+ "a.mimetype, a.stgmethod FROM posts p LEFT JOIN postattach a ON "
+ "p.postid = a.postid WHERE p.topicid = ");
sql.append(topicid).append(" AND p.num >= ").append(post_low).append(" AND p.num <= ");
sql.append(post_high).append(" ORDER BY p.num ASC;");
if (logger.isDebugEnabled())
@@ -1050,7 +1118,8 @@ class TopicMessageUserContextImpl implements TopicMessageContext
new TopicMessageUserContextImpl(engine,conf,datapool,rs.getLong(1),rs.getLong(2),rs.getInt(3),
rs.getInt(4),rs.getInt(5),SQLUtil.getFullDateTime(rs,6),
rs.getBoolean(7),rs.getInt(8),SQLUtil.getFullDateTime(rs,9),
rs.getString(10),rs.getInt(11),rs.getString(12),rs.getString(13));
rs.getString(10),rs.getInt(11),rs.getString(12),rs.getString(13),
rs.getInt(14));
rc.add(val);
} // end while
@@ -1091,8 +1160,8 @@ class TopicMessageUserContextImpl implements TopicMessageContext
StringBuffer sql =
new StringBuffer("SELECT p.postid, p.parent, p.num, p.linecount, p.creator_uid, p.posted, "
+ "p.hidden, p.scribble_uid, p.scribble_date, p.pseud, a.datalen, a.filename, "
+ "a.mimetype FROM posts p LEFT JOIN postattach a ON p.postid = a.postid "
+ "WHERE p.topicid = ");
+ "a.mimetype, a.stgmethod FROM posts p LEFT JOIN postattach a ON "
+ "p.postid = a.postid WHERE p.topicid = ");
sql.append(topicid).append(" AND p.num = ").append(message_num).append(';');
if (logger.isDebugEnabled())
logger.debug("SQL: " + sql.toString());
@@ -1103,7 +1172,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
rs.getInt(4),rs.getInt(5),SQLUtil.getFullDateTime(rs,6),
rs.getBoolean(7),rs.getInt(8),SQLUtil.getFullDateTime(rs,9),
rs.getString(10),rs.getInt(11),rs.getString(12),
rs.getString(13));
rs.getString(13),rs.getInt(14));
// indicates an error...
throw new DataException("Message not found.");
@@ -1140,8 +1209,8 @@ class TopicMessageUserContextImpl implements TopicMessageContext
StringBuffer sql =
new StringBuffer("SELECT p.postid, p.parent, p.num, p.linecount, p.creator_uid, p.posted, "
+ "p.hidden, p.scribble_uid, p.scribble_date, p.pseud, a.datalen, a.filename, "
+ "a.mimetype FROM topics t, posts p LEFT JOIN postattach a ON p.postid = a.postid "
+ "WHERE t.topicid = p.topicid AND t.confid = ");
+ "a.mimetype, a.stgmethod FROM topics t, posts p LEFT JOIN postattach a "
+ "ON p.postid = a.postid WHERE t.topicid = p.topicid AND t.confid = ");
sql.append(conf.realConfID()).append(" AND p.postid = ").append(postid).append(';');
if (logger.isDebugEnabled())
logger.debug("SQL: " + sql.toString());
@@ -1152,7 +1221,7 @@ class TopicMessageUserContextImpl implements TopicMessageContext
rs.getInt(4),rs.getInt(5),SQLUtil.getFullDateTime(rs,6),
rs.getBoolean(7),rs.getInt(8),SQLUtil.getFullDateTime(rs,9),
rs.getString(10),rs.getInt(11),rs.getString(12),
rs.getString(13));
rs.getString(13),rs.getInt(14));
// indicates an error...
throw new DataException("Message not found.");