File: input.php

package info (click to toggle)
achims-guestbook 2.52-1
  • links: PTS
  • area: main
  • in suites: sarge
  • size: 956 kB
  • ctags: 714
  • sloc: php: 4,821; sh: 56; makefile: 38
file content (274 lines) | stat: -rw-r--r-- 10,198 bytes parent folder | download
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
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
<?php
/*
 input.php - input modul

 Copyright (C) 2001 Achim Winkler <achim@lkcc.org>

 This is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2, or (at your option)
 any later version.
 
 This software 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 General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this package; see the file COPYING.  If not, write to
 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  
*/

class CInput extends CTools {

	function CInput($emotion = "no") {
		$this->CTools($emotion);
	}
	

	function Flood_Check() {
		global $HTTP_SERVER_VARS;
		
		$i = 0;
		while (file_exists("temp/ip.lck")) {
			if ((filemtime("temp/ip.lck") + 300) < time()) unlink("temp/ip.lck");
			usleep(500000);
			$i++;
			if ($i > 9) die("ip.tmp is locked! Please try it later again!");
		}
		$lock = fopen("temp/ip.lck", "w") or die();
		fclose($lock);
		
		$write = true;
		if (!file_exists("temp/ip.log")) {
			# create a new ip datafile
			$logfile = fopen("temp/ip.log", "w") or die();
			
			fputs($logfile, rtrim($HTTP_SERVER_VARS['REMOTE_ADDR'])."\r\n");
			fputs($logfile, rtrim(time()));
			
			fclose($logfile);
		} else {
			$logfile = fopen("temp/ip.log", "r") or die();
		
			# read the ip data into an array
			$data = array();
			while (!feof($logfile)) {
	    	$ip = trim(fgets($logfile, 1024));
				$time = trim(fgets($logfile, 1024));
				
				# remove old ip's
				if ((time() - $this->floodwait) < $time) {
					$dummy = array("$ip" => "$time");
					$data = array_merge($data, $dummy);
				}
			}
			fclose($logfile);
	
			# is the actual ip in the list and not to old?
			$position = 0;
			while (list($ip, $time) = each($data)) {
	    	if ($HTTP_SERVER_VARS['REMOTE_ADDR'] == $ip && (time() - $this->floodwait) < $time) {
	    		$write = false;
	    		$dummy = array_slice($data, 0, $position);		# array_splice does not work!
	    		$data = array_slice($data, $position + 1);
	    		$data = array_merge($data, $dummy);	    		
	    	}
	    	$position++; 
			}
			
			# save the ip's into a file
			$logfile = fopen("temp/ip.log", "w") or die();
				
			reset($data);
			while (list($ip, $time) = each($data)) {
	    	fputs($logfile, rtrim($ip)."\r\n");
				fputs($logfile, rtrim($time)."\r\n");
			}
			# write the actual used ip too
			fputs($logfile, rtrim($HTTP_SERVER_VARS['REMOTE_ADDR'])."\r\n");
			fputs($logfile, rtrim(time()));
			
			fclose($logfile);
		}
		unlink("temp/ip.lck");
				
		if ($write) return(true);
		else return(false);
	}
	
	function IP_Check() {
		global $HTTP_SERVER_VARS;
		
		# read ip filter data into an array
		if (file_exists($this->datapath."/ipfilter.dat") && filesize($this->datapath."/ipfilter.dat") == 0) return(true);
		if (file_exists($this->datapath."/ipfilter.dat")) $ipfilter = file($this->datapath."/ipfilter.dat") or die ("Can't open ipfilter.dat for reading!");
		
		# ip filterfunction
		$different = false;
		while (list($linenumber, $ip) = each($ipfilter)) {
			$ip = trim($ip);
			$ip = explode(".", $ip);
			$remoteip = explode(".", $HTTP_SERVER_VARS['REMOTE_ADDR']);
			
			for ($i = 0; $i < count($ip); $i++) {
				$ip[$i] = str_pad($ip[$i], 3, "0", STR_PAD_LEFT);
				$remoteip[$i] = str_pad($remoteip[$i], 3, "0", STR_PAD_LEFT);
				
				// check for '*'
				if ($ip[$i] == '*') $ip[$i] = $remoteip[$i];
				
				// check for '?'
				while (is_integer($pos = strpos($ip[$i], '?')) && $pos >= 0) {
					$ip[$i] = substr_replace($ip[$i], " ", $pos, 1);
					$remoteip[$i] = substr_replace($remoteip[$i], " ", $pos, 1);	
				}
				
				// is the ip different in any case?
				if ($ip[$i] != $remoteip[$i]) $different = true;
			}
		}
		
		// should the ip filtered out?
		if (!$different) return(false);
		else return(true);
	}
	
	function Write_Data(&$newname, &$newmail, &$newicq, &$newaim, &$newyim, &$newmsn, &$newloc, &$newurl, &$newtext, &$random) {
		global $HTTP_SERVER_VARS, $lang; 
		
		if ($this->IP_Check() && $this->Flood_Check()) {
			if ($this->dateformat > 0) {
				$newdate = strftime("%m.%d.%Y %H:%M", time() + ($this->fixedtime * 3600));
			} else {
				$newdate = strftime("%d.%m.%Y %H:%M", time() + ($this->fixedtime * 3600));
			}
						
			#tempfile available? (preview)
			if ($random != -1) {
				if (file_exists("temp/temp".$random.".dat")) {
					$input = fopen("temp/temp".$random.".dat", "r");
					
					$newname = rtrim(fgets($input, 1024));
					$newmail = rtrim(fgets($input, 1024));
					$newicq = rtrim(fgets($input, 1024));
					$newaim = rtrim(fgets($input, 1024));
					$newyim = rtrim(fgets($input, 1024));
					$newmsn = rtrim(fgets($input, 1024));
					$newloc = rtrim(fgets($input, 1024));
					$newurl = rtrim(fgets($input, 1024));
					$newtext = rtrim(fgets($input, 16384));
										
					fclose($input);
					unlink("temp/temp".$random.".dat");
				} else {
					if (isset($lang)) header ("Location: guestbook.php?act=show&lang=$lang");
					else header ("Location: guestbook.php?act=show");
					exit(0);	
				}
			}
			
			#mintext protection
			if (strlen($newtext) <= $this->mintext) {
				if (isset($lang)) header ("Location: guestbook.php?act=show&lang=$lang");
				else header ("Location: guestbook.php?act=show");
				exit(0);			
			}
			
			$this->newname = $newname;
			$this->newmail = $newmail;
			$this->newicq = $newicq;
			$this->newaim = $newaim;
			$this->newyim = $newyim;
			$this->newmsn = $newmsn;
			$this->newloc = $newloc;
			$this->newurl = $newurl;
			$this->newtext = $newtext;
			$this->Check_Empty();
			
			$this->Format_String($newname, "name");
			$this->Format_String($newmail, "mail");
			$this->Format_String($newicq, "icq");
			$this->Format_String($newaim, "aim");
			$this->Format_String($newyim, "yim");
			$this->Format_String($newmsn, "msn");
			$this->Format_String($newloc, "loc");
			$this->Format_String($newurl, "url");
			$this->Format_String($newtext, "text");
			
			#write data
			$i = 0;
			while (file_exists($this->datapath."/data.lck")) {
				if ((filemtime($this->datapath."/data.lck") + 300) < time())	unlink($this->datapath."/data.lck");
				usleep(500000);
				$i++;
				if ($i > 9) die ("Data.dat is locked! Please try it later again!");
			}
			$lock = fopen($this->datapath."/data.lck", "w") or die ("Can't create data.lck!");
			fclose($lock);
			
			$output = fopen($this->datapath."/data.dat", "a") or die ("The file data.dat is write protected!");
					
			$i = 0;
			while (file_exists($this->datapath."/index.lck")) {
				if ((filemtime($this->datapath."/index.lck") + 300) < time())	unlink($this->datapath."/index.lck");
				usleep(500000);
				$i++;
				if ($i > 9) die ("Index.dat is locked! Please try it later again!");
			}
			$lock = fopen($this->datapath."/index.lck", "w") or die ("Can't create index.lck!");
			fclose($lock);
			
			$output1 = fopen($this->datapath."/index.dat", "a") or die ("The file index.dat is write protected!");
					
			fseek($output, 0, SEEK_END);		#fix for windows?!?!
			$position = (string)ftell($output);
			fputs($output, rtrim("name=".$newname)."\r\n");
			fputs($output, rtrim("mail=".$newmail)."\r\n");
			fputs($output, rtrim("icq=".$newicq)."\r\n");
			fputs($output, rtrim("aim=".$newaim)."\r\n");
			fputs($output, rtrim("yim=".$newyim)."\r\n");
			fputs($output, rtrim("msn=".$newmsn)."\r\n");
			fputs($output, rtrim("loc=".$newloc)."\r\n");
			fputs($output, rtrim("url=".$newurl)."\r\n");
			fputs($output, rtrim("text=".$newtext)."\r\n");
			fputs($output, rtrim("date=".$newdate)."\r\n");
			if ($this->logip != 0) {
				fputs($output, rtrim("ip=".$HTTP_SERVER_VARS['REMOTE_ADDR'])."\r\n");
			} else {
				fputs($output, rtrim("ip=")."\r\n");
			}
					
			for ($i = strlen($position); $i < $this->indexsize; $i++)
				$dummy .= "0";
			$position = $dummy.$position;
			fputs($output1, $position);
					
			fclose($output);
			unlink($this->datapath."/data.lck");
			fclose($output1);
			unlink($this->datapath."/index.lck");
			
			$entrynum = (filesize($this->datapath."/index.dat") / $this->indexsize);
			$uri = substr($HTTP_SERVER_VARS['REQUEST_URI'], 0, strrpos($HTTP_SERVER_VARS['REQUEST_URI'], '/'));
			
			if ($this->adminmail != "") {
				mail("$this->adminmail", "New entry in your guestbook!", "name = $newname\nmail = $newmail\nicq = $newicq\naim = $newaim\nyim = $newyim\nmsn = $newmsn\nlocation = $newloc\nurl = $newurl\ntext = $newtext\ndate = $newdate\nip = ".$HTTP_SERVER_VARS['REMOTE_ADDR']."\nedit entry: http://".$HTTP_SERVER_VARS['SERVER_NAME'].":".$HTTP_SERVER_VARS['SERVER_PORT']."$uri/admin/admin.php?act=changeentry&entry=$entrynum&page=1\ndelete entry: http://".$HTTP_SERVER_VARS['SERVER_NAME'].":".$HTTP_SERVER_VARS['SERVER_PORT']."$uri/admin/admin.php?act=deleteentry&entry=$entrynum&page=1\n\nYour guestbook!");
			}
			if ($this->moderatormail != "") {
				mail("$this->moderatormail", "New entry in your guestbook!", "name = $newname\nmail = $newmail\nicq = $newicq\naim = $newaim\nyim = $newyim\nmsn = $newmsn\nlocation = $newloc\nurl = $newurl\ntext = $newtext\ndate = $newdate\nip = ".$HTTP_SERVER_VARS['REMOTE_ADDR']."\nedit entry: http://".$HTTP_SERVER_VARS['SERVER_NAME'].":".$HTTP_SERVER_VARS['SERVER_PORT']."$uri/admin/admin.php?act=changeentry&entry=$entrynum&page=1\ndelete entry: http://".$HTTP_SERVER_VARS['SERVER_NAME'].":".$HTTP_SERVER_VARS['SERVER_PORT']."$uri/admin/admin.php?act=deleteentry&entry=$entrynum&page=1\n\nYour guestbook!");
			}
		} else {
			#tempfile available? (preview)
			if ($random != -1) {
				if (file_exists("temp/temp".$random.".dat")) {
					# delete the tempfile
					unlink("temp/temp".$random.".dat");
				}
			}		
		}
	}
	
}
?>