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  • <?php
    /***********************************************************************
    
      Copyright (C) 2002-2005  Rickard Andersson (rickard@punbb.org)
    
      This file is part of PunBB.
    
      PunBB 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 of the License,
      or (at your option) any later version.
    
      PunBB 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 program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place, Suite 330, Boston,
      MA  02111-1307  USA
    
    ************************************************************************/
    
    
    // Make sure no one attempts to run this script "directly"
    if (!defined('PUN'))
    
    	pun_exit();
    
    
    
    //
    // If we are running pre PHP 4.2.0, we add our own implementation of var_export
    //
    if (!function_exists('var_export'))
    {
    	function var_export()
    	{
    		$args = func_get_args();
    		$indent = (isset($args[2])) ? $args[2] : '';
    
    		if (is_array($args[0]))
    		{
    			$output = 'array ('."\n";
    
    			foreach ($args[0] as $k => $v)
    			{
    				if (is_numeric($k))
    					$output .= $indent.'  '.$k.' => ';
    				else
    					$output .= $indent.'  \''.str_replace('\'', '\\\'', str_replace('\\', '\\\\', $k)).'\' => ';
    
    				if (is_array($v))
    					$output .= var_export($v, true, $indent.'  ');
    				else
    				{
    					if (gettype($v) != 'string' && !empty($v))
    						$output .= $v.','."\n";
    					else
    						$output .= '\''.str_replace('\'', '\\\'', str_replace('\\', '\\\\', $v)).'\','."\n";
    				}
    			}
    
    			$output .= ($indent != '') ? $indent.'),'."\n" : ')';
    		}
    		else
    			$output = $args[0];
    
    		if ($args[1] == true)
    			return $output;
    		else
    			echo $output;
    	}
    }
    
    
    //
    // Generate the config cache PHP script
    //
    function generate_config_cache()
    {
    	global $db;
    
    	// Get the forum config from the DB
    	$result = $db->query('SELECT * FROM '.$db->prefix.'config', true) or error('Unable to fetch forum config', __FILE__, __LINE__, $db->error());
    	while ($cur_config_item = $db->fetch_row($result))
    		$output[$cur_config_item[0]] = $cur_config_item[1];
    
    	// Output config as PHP code
    	$fh = @fopen(PUN_ROOT.'cache/cache_config.php', 'wb');
    	if (!$fh)
    		error('Unable to write configuration cache file to cache directory. Please make sure PHP has write access to the directory \'cache\'', __FILE__, __LINE__);
    
    	fwrite($fh, '<?php'."\n\n".'define(\'PUN_CONFIG_LOADED\', 1);'."\n\n".'$pun_config = '.var_export($output, true).';'."\n\n".'?>');
    
    	fclose($fh);
    }
    
    
    //
    // Generate the bans cache PHP script
    //
    function generate_bans_cache()
    {
    	global $db;
    
    	// Get the ban list from the DB
    	$result = $db->query('SELECT * FROM '.$db->prefix.'bans', true) or error('Unable to fetch ban list', __FILE__, __LINE__, $db->error());
    
    	$output = array();
    	while ($cur_ban = $db->fetch_assoc($result))
    		$output[] = $cur_ban;
    
    	// Output ban list as PHP code
    	$fh = @fopen(PUN_ROOT.'cache/cache_bans.php', 'wb');
    	if (!$fh)
    		error('Unable to write bans cache file to cache directory. Please make sure PHP has write access to the directory \'cache\'', __FILE__, __LINE__);
    
    	fwrite($fh, '<?php'."\n\n".'define(\'PUN_BANS_LOADED\', 1);'."\n\n".'$pun_bans = '.var_export($output, true).';'."\n\n".'?>');
    
    	fclose($fh);
    }
    
    
    //
    // Generate the ranks cache PHP script
    //
    function generate_ranks_cache()
    {
    	global $db;
    
    	// Get the rank list from the DB
    	$result = $db->query('SELECT * FROM '.$db->prefix.'ranks ORDER BY min_posts', true) or error('Unable to fetch rank list', __FILE__, __LINE__, $db->error());
    
    	$output = array();
    	while ($cur_rank = $db->fetch_assoc($result))
    		$output[] = $cur_rank;
    
    	// Output ranks list as PHP code
    	$fh = @fopen(PUN_ROOT.'cache/cache_ranks.php', 'wb');
    	if (!$fh)
    		error('Unable to write ranks cache file to cache directory. Please make sure PHP has write access to the directory \'cache\'', __FILE__, __LINE__);
    
    	fwrite($fh, '<?php'."\n\n".'define(\'PUN_RANKS_LOADED\', 1);'."\n\n".'$pun_ranks = '.var_export($output, true).';'."\n\n".'?>');
    
    	fclose($fh);
    }
    
    
    //
    // Generate quickjump cache PHP scripts
    //
    function generate_quickjump_cache($group_id = false)
    {
    	global $db, $lang_common, $pun_user;
    
    	// If a group_id was supplied, we generate the quickjump cache for that group only
    	if ($group_id !== false)
    		$groups[0] = $group_id;
    	else
    	{
    		// A group_id was now supplied, so we generate the quickjump cache for all groups
    		$result = $db->query('SELECT g_id FROM '.$db->prefix.'groups') or error('Unable to fetch user group list', __FILE__, __LINE__, $db->error());
    		$num_groups = $db->num_rows($result);
    
    		for ($i = 0; $i < $num_groups; ++$i)
    			$groups[] = $db->result($result, $i);
    	}
    
    	// Loop through the groups in $groups and output the cache for each of them
    	while (list(, $group_id) = @each($groups))
    	{
    		// Output quickjump as PHP code
    		$fh = @fopen(PUN_ROOT.'cache/cache_quickjump_'.$group_id.'.php', 'wb');
    		if (!$fh)
    			error('Unable to write quickjump cache file to cache directory. Please make sure PHP has write access to the directory \'cache\'', __FILE__, __LINE__);
    
    		$output = '<?php'."\n\n".'if (!defined(\'PUN\')) exit;'."\n".'define(\'PUN_QJ_LOADED\', 1);'."\n\n".'?>';
    		$output .= "\t\t\t\t".'<form id="qjump" method="get" action="viewforum.php">'."\n\t\t\t\t\t".'<div><label><?php echo $lang_common[\'Jump to\'] ?>'."\n\n\t\t\t\t\t".'<br /><select name="id" onchange="window.location=(\'viewforum.php?id=\'+this.options[this.selectedIndex].value)">'."\n";
    
    
    		$result = $db->query('SELECT c.id AS cid, c.cat_name, f.id AS fid, f.forum_name, f.redirect_url FROM '.$db->prefix.'categories AS c INNER JOIN '.$db->prefix.'forums AS f ON c.id=f.cat_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$group_id.') WHERE fp.read_forum IS NULL OR fp.read_forum=1 ORDER BY c.disp_position, c.id, f.disp_position', true) or error('Unable to fetch category/forum list', __FILE__, __LINE__, $db->error());
    
    		$cur_category = 0;
    		while ($cur_forum = $db->fetch_assoc($result))
    		{
    			if ($cur_forum['cid'] != $cur_category)	// A new category since last iteration?
    			{
    				if ($cur_category)
    					$output .= "\t\t\t\t\t\t".'</optgroup>'."\n";
    
    				$output .= "\t\t\t\t\t\t".'<optgroup label="'.pun_htmlspecialchars($cur_forum['cat_name']).'">'."\n";
    				$cur_category = $cur_forum['cid'];
    			}
    
    			$redirect_tag = ($cur_forum['redirect_url'] != '') ? ' &gt;&gt;&gt;' : '';
    			$output .= "\t\t\t\t\t\t\t".'<option value="'.$cur_forum['fid'].'"<?php echo ($forum_id == '.$cur_forum['fid'].') ? \' selected="selected"\' : \'\' ?>>'.pun_htmlspecialchars($cur_forum['forum_name']).$redirect_tag.'</option>'."\n";
    		}
    
    		$output .= "\t\t\t\t\t".'</optgroup>'."\n\t\t\t\t\t".'</select>'."\n\t\t\t\t\t".'<input type="submit" value="<?php echo $lang_common[\'Go\'] ?>" accesskey="g" />'."\n\t\t\t\t\t".'</label></div>'."\n\t\t\t\t".'</form>'."\n";
    
    		fwrite($fh, $output);
    
    		fclose($fh);
    	}
    }