Pukiwiki 1.5.2 キターので、早々に更新してみた（EUC⇒UTFにもしてみた） ref: https://qiita.com/murachi1208/items/7f6adeeb343f6a636152

attach.inc.php

// max file size for upload on PHP(PHP default 2MB) 
ini_set("upload_max_filesize","2M");
↓
ini_set("upload_max_filesize","50M");

// Max file size for upload on script of PukiWikiX_FILESIZE
define('PLUGIN_ATTACH_MAX_FILESIZE', (1024 * 1024)); // default: 1MB
↓
define('PLUGIN_ATTACH_MAX_FILESIZE', (51200 * 1024)); // default: 50MB

cmd

# chown -R apache:apache pukiwiki

dump.inc.php

// 最大アップロードサイズ
define('PLUGIN_DUMP_MAX_FILESIZE', 1024); // Kbyte
↓
define('PLUGIN_DUMP_MAX_FILESIZE', 51200); // Kbyte

file.php

// NOTE: Not 'r+'. Don't check write permission here
//$ffile = fopen($filename, 'r') or
$ffile = fopen($filename, 'w+') or

file0.txt

$ unzip pukiwiki-1_5_0_eucjp.zip
$ sudo /var/www/html/pukiwiki /var/www/html/pukiwiki.old
$ sudo cp -rp pukiwiki-1_5_0_eucjp /var/www/html/pukiwiki

file1.txt

$ sudo su
# cd /var/www/html/pukiwiki
# sudo cp pukiwiki.old/pukiwiki.ini.php .
# sudo mv wiki wiki.old
# sudo cp -rp pukiwiki.old/wiki .

file10.txt

import os
import glob
import codecs

files = glob.glob("*.txt")
for f_euc in files:
    fname = f_euc[:len(f_euc) -4]
    f_utf8 = codecs.decode(fname, 'hex').decode('euc-jp').encode('utf-8').hex().upper() + ".txt"
    os.rename(f_euc, f_utf8)

file2.txt

// max file size for upload on PHP(PHP default 2MB) 
ini_set("upload_max_filesize","2M");
↓
ini_set("upload_max_filesize","50M");

// Max file size for upload on script of PukiWikiX_FILESIZE
define('PLUGIN_ATTACH_MAX_FILESIZE', (1024 * 1024)); // default: 1MB
↓
define('PLUGIN_ATTACH_MAX_FILESIZE', (51200 * 1024)); // default: 50MB

file3.txt

// 最大アップロードサイズ
define('PLUGIN_DUMP_MAX_FILESIZE', 1024); // Kbyte
↓
define('PLUGIN_DUMP_MAX_FILESIZE', 51200); // Kbyte

file4.txt

memory_limit = 8M ; Maximum amount of memory a script may consume (8MB)
↓
memory_limit = 80M ; Maximum amount of memory a script may consume (80MB)

; Maximum allowed size for uploaded files.
upload_max_filesize = 2M
↓
upload_max_filesize = 50M

; Maximum size of POST data that PHP will accept. 
post_max_size = 8M
↓
post_max_size = 80M

file5.txt

// NOTE: Not 'r+'. Don't check write permission here
//$ffile = fopen($filename, 'r') or
$ffile = fopen($filename, 'w+') or

file6.txt

# chown -R apache:apache pukiwiki

file8.txt

PukiWiki 1.5.1 © 2001-2016 PukiWiki Development Team. Powered by PHP 5.x.x. HTML convert time: 0.065 sec.

file9.txt

<div id="footer">
 Site admin: <a href="<?php echo $modifierlink ?>"><?php echo $modifier ?></a><p />
 <?php echo S_COPYRIGHT ?>.
 Powered by PHP <?php echo PHP_VERSION ?>. HTML convert time: <?php echo elapsedtime() ?> sec.
</div>

php.ini

expose_php = On
↓
expose_php = Off