debug mode option

in common.php

1. find

while ($cur_config_item = $db->fetch_row($result))
    $pun_config[$cur_config_item[0]] = $cur_config_item[1];

2. after add

if (!defined('PUN_DEBUG') && $pun_config['o_debug_mode'] == '1')
    define('PUN_DEBUG', 1);

in admin_options.php

3. find

                    <tr>
                        <td class="punright" style="width: 35%"><b>Message</b><br>The message that will be displayed to users when the board is in maintenance mode. If left blank a default message will be used. This text will not be parsed like regular posts and thus may contain HTML.</td>
                        <td style="width: 65%"><textarea name="form[maintenance_message]" rows="5" cols="55"><?php echo pun_htmlspecialchars($pun_config['o_maintenance_message']) ?></textarea></td>
                    </tr>
                </table>
            </td>
        </tr>

4. after add

        <tr>
            <td class="puncon1right" style="width: 140px; white-space: nowrap">Debug  </td>
            <td class="puncon2">
                <table class="punplain" cellpadding="6">
                    <tr>
                        <td class="punright" style="width: 35%"><a name="debug_mode"><b>Debug mode</b></a><br>When enabled, the board will turn on the debug mode. WARNING! Do not enble except when you are trying to find out codes that cause any problem.</td>
                        <td style="width: 65%"><input type="radio" class="puninput" name="form[debug_mode]" value="1"<?php if ($pun_config['o_debug_mode'] == '1') echo ' checked' ?>> Yes   <input type="radio" class="puninput" name="form[debug_mode]" value="0"<?php if ($pun_config['o_debug_mode'] == '0') echo ' checked' ?>> No</td>
                    </tr>
                </table>
            </td>
        </tr>

5. don't forget to execute the following sql:

insert into your_punbb_config values ( 'o_debug_mode', '0');