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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
|
package com.redstoner.modules.logs;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Map;
import java.util.TreeMap;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import java.util.zip.GZIPInputStream;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import com.redstoner.misc.Utils;
import com.redstoner.modules.datamanager.DataManager;
public class LogHandler extends Thread
{
private CommandSender sender;
private String regex, fileName;
private static Map<String, LogHandler> activeSearches = new TreeMap<>();
public int totalFiles = 0;
public int filesSearched = 0;
public int totalLines = 0;
public int currentLine = 0;
private boolean isCanceled = false;
protected LogHandler(CommandSender sender, String regex, String fileName)
{
this.sender = sender;
this.regex = regex;
this.fileName = fileName;
}
public void doSearch()
{
String id = Utils.getID(sender);
if (activeSearches.containsKey(id))
{
Logs.logger.message(sender, true, "§4 DO NOT EVER TRY TO QUERY TWO SEARCHES AT ONCE. Go die...!");
return;
}
activeSearches.put(Utils.getID(sender), this);
this.start();
}
public static void cancel(CommandSender sender) {
LogHandler handler = activeSearches.remove(Utils.getID(sender));
if (handler == null)
Logs.logger.message(sender, true, "You aren't running a search.");
else
handler.isCanceled = true;
}
/** Searches the logs for a certain regex and forwards any matches to the sender.
*
* @param sender the issuer of the search
* @param regex the regex to search for. Will be wrapped in "^.*" and ".*$" if it is missing line delimiters
* @param fileName the name of the files to search through. May contain wildcards. */
private void search(CommandSender sender, String regex, String fileName)
{
long starttime = System.currentTimeMillis();
int matches = 0;
String id = Utils.getID(sender);
Logs.logger.message(sender, "Starting log search for &e" + regex + "&7 in &e" + fileName
+ " &7now.");
Logs.logger.message(sender, "&cDon't run another query until this one is done!");
try
{
if (!regex.startsWith("^"))
regex = "^.*" + regex;
if (!regex.endsWith("$"))
regex += ".*$";
File logFolder = Logs.getLogsDir();
Pattern fileNamePattern;
try
{
fileNamePattern = Pattern.compile(fileName);
}
catch (PatternSyntaxException e)
{
Logs.logger.message(sender, true, "An error occured trying to compile the filename pattern!");
Logs.logger.message(sender, true, "&2Reason: &7" + e.getDescription());
activeSearches.remove(id);
return;
}
File[] files = logFolder.listFiles(new FilenameFilter()
{
@Override
public boolean accept(File dir, String name)
{
return fileNamePattern.matcher(name).matches();
}
});
totalFiles = files == null? 0 : files.length;
if (totalFiles == 0)
{
Logs.logger.message(sender, true, "No files found!");
activeSearches.remove(id);
return;
}
else
Logs.logger.message(sender, "A total of &e" + totalFiles + "&7 files will be searched!");
boolean progress = (boolean) DataManager.getOrDefault(Utils.getID(sender), "Logs", "progress", true);
Pattern searchPattern;
try
{
searchPattern = Pattern.compile(regex);
}
catch (PatternSyntaxException e)
{
Logs.logger.message(sender, true, "An error occured trying to compile the search pattern!");
Logs.logger.message(sender, true, "&2Reason: " + e.getDescription());
activeSearches.remove(id);
return;
}
for (File file : files)
{
if (file.getName().endsWith(".gz"))
{
BufferedReader inputReader = new BufferedReader(
new InputStreamReader(new GZIPInputStream(new FileInputStream(file))));
matches += searchStream(inputReader, searchPattern, sender, file.getName());
inputReader.close();
if (isCanceled)
break;
}
else
{
BufferedReader inputReader = new BufferedReader(new FileReader(file));
matches += searchStream(inputReader, searchPattern, sender, file.getName());
inputReader.close();
if (isCanceled)
break;
}
filesSearched++;
if (progress)
{
sender.sendMessage("§7So far, §e" + filesSearched + "§7/§e" + totalFiles + "§7 File(s) and §e"
+ totalLines + "§7 Line(s) were searched.");
}
}
}
catch (Exception e)
{
Logs.logger.message(sender, true,
"An unexpected error occured, please check your search parameters and try again!");
activeSearches.remove(id);
return;
}
activeSearches.remove(id);
if ((boolean) DataManager.getOrDefault(Utils.getID(sender), "Logs", "summary", true))
{
String[] message = new String[2];
message[0] = (isCanceled? "§aYou search was §cterminated§a after " : "§aYour search completed after ") + (System.currentTimeMillis() - starttime) + "ms!";
message[1] = "§7In total: §e" + filesSearched + "§7 File(s) and §e" + totalLines
+ "§7 Line(s) were searched, §a" + matches + "§7 Match(es) were found!";
Logs.logger.message(sender, message);
}
return;
}
/** This function searches through an InputStream to find a regex. If it finds a match, it will forward that match to the sender and increase the match counter.
*
* @param inputReader the input reader containing the data
* @param regex the regex to search for
* @param sender the issuer of the search
* @param singleFile true if only a single file is being searched, false if the original filename contained wildcards.
* @param filename the name of the file that is currently being searched
* @return how many matches it found
* @throws IOException if something goes wrong */
private int searchStream(BufferedReader inputReader, Pattern searchPattern, CommandSender sender, String filename)
throws IOException
{
String format = (String) DataManager.getOrDefault(Utils.getID(sender), "Logs", "format", Logs.defaultFormat);
boolean colors = (boolean) DataManager.getOrDefault(Utils.getID(sender), "Logs", "colors", true);
Player p = null;
if (sender instanceof Player)
p = (Player) sender;
int matches = 0;
String line = "";
currentLine = 0;
while ((line = inputReader.readLine()) != null)
{
if (isCanceled)
break;
totalLines++;
currentLine++;
if (searchPattern.matcher(line).matches())
{
if (((p != null) && (!p.isOnline())))
{
activeSearches.remove(Utils.getID(sender));
throw new IOException("The player has left during the search. Aborting now.");
}
LogEntry entry = new LogEntry(filename, line, currentLine, totalLines);
sender.sendMessage(entry.applyFormat(format, colors));
matches++;
}
}
return matches;
}
@Override
public void run()
{
try
{
search(sender, regex, fileName);
}
catch (Exception e)
{}
}
}
|
