BugTrack/579 Move language settings into language resources together

[pukiwiki/pukiwiki.git] / lib / config.php

<?php
/////////////////////////////////////////////////
// PukiWiki - Yet another WikiWikiWeb clone.
//
// $Id: config.php,v 1.2 2004/10/10 02:13:25 henoheno Exp $
//
/*
 * ¥×¥é¥°¥¤¥ó¤ÎÀßÄê¤òPukiWiki¤Î¥Ú¡¼¥¸¤Ëµ­½Ò¤¹¤ë
 *
 * // ¥ª¥Ö¥¸¥§¥¯¥ÈÀ¸À®
 * $obj = new Config('plugin/¥×¥é¥°¥¤¥ó̾/')
 *
 * // Æɤ߽Ф·
 * $obj->read();
 *
 * // ÇÛÎó¼èÆÀ
 * $array = & $obj->get($title);
 *
 * // Äɲà - ľÀÜ
 * $array[] = array(4, 5, 6);
 *
 * // Äɲà - Config¥ª¥Ö¥¸¥§¥¯¥È¤Î¥á¥½¥Ã¥É
 * $obj->add($title, array(4, 5, 6));
 *
 * // ÃÖ´¹ - ľÀÜ
 * $array = array(1=>array(1, 2, 3));
 *
 * // ÃÖ´¹ - Config¥ª¥Ö¥¸¥§¥¯¥È¤Î¥á¥½¥Ã¥É
 * $obj->put($title, array(1=>array(1, 2, 3));
 *
 * // ¾Ãµî
 * $obj->put_values($title, NULL);
 *
 * // ½ñ¤­¹þ¤ß
 * $obj->write();
 *
 */

// ¥Ú¡¼¥¸Ì¾¤Î¥×¥ì¥Õ¥£¥¯¥¹
define('CONFIG_BASE', ':config/');

// ÀßÄê¥Ú¡¼¥¸´ÉÍý
class Config
{
        // ¥Ú¡¼¥¸Ì¾
        var $name, $page;

        // Í×ÁÇ
        var $objs = array();

        function Config($name)
        {
                $this->name = $name;
                $this->page = CONFIG_BASE . $name;
        }

        // ¥Ú¡¼¥¸¤òÆɤ߹þ¤à
        function read()
        {
                if (! is_page($this->page)) return FALSE;

                $this->objs = array();
                $obj        = & new ConfigTable('');
                foreach (get_source($this->page) as $line) {
                        if ($line == '') continue;

                        $head  = $line{0};
                        $level = strspn($line, $head);

                        if ($level > 3) {
                                $obj->add_line($line);
                                continue;
                        }

                        if ($head == '*') {
                                // ¸«½Ð¤·¤Î¸ÇÍ­IDÉô¤òºï½ü
                                $line = preg_replace('/^(\*{1,3}.*)\[#[A-Za-z][\w-]+\](.*)$/', '$1$2', $line);

                                if ($level == 1) {
                                        $this->objs[$obj->title] = $obj;
                                        $obj = & new ConfigTable($line);
                                } else {
                                        if (! is_a($obj, 'ConfigTable_Direct')) {
                                                $obj = & new ConfigTable_Direct('', $obj);
                                        }
                                        $obj->set_key($line);
                                }
                                
                        } else if ($head == '-' && $level > 1) {
                                if (! is_a($obj, 'ConfigTable_Direct')) {
                                        $obj = & new ConfigTable_Direct('', $obj);
                                }
                                $obj->add_value($line);

                        } else if ($head == '|' && preg_match('/^\|(.+)\|\s*$/', $line, $matches)) {
                                if (! is_a($obj, 'ConfigTable_Sequential')) {
                                        $obj = & new ConfigTable_Sequential('', $obj);
                                }
                                $obj->add_value(explode('|', $matches[1]));
                        } else {
                                $obj->add_line($line);
                        }
                }
                $this->objs[$obj->title] = $obj;

                return TRUE;
        }

        // ÇÛÎó¤ò¼èÆÀ¤¹¤ë
        function & get($title)
        {
                $obj = & $this->get_object($title);
                return $obj->values;
        }

        // ÇÛÎó¤òÀßÄꤹ¤ë(¾å½ñ¤­)
        function put($title, $values)
        {
                $obj         = & $this->get_object($title);
                $obj->values = $values;
        }

        // ¹Ô¤òÄɲ乤ë
        function add($title, $value)
        {
                $obj = & $this->get_object($title);
                $obj->values[] = $value;
        }

        // ¥ª¥Ö¥¸¥§¥¯¥È¤ò¼èÆÀ¤¹¤ë(¤Ê¤¤¤È¤­¤Ïºî¤ë)
        function & get_object($title)
        {
                if (! isset($this->objs[$title]))
                {
                        $this->objs[$title] = & new ConfigTable('*' . trim($title) . "\n");
                }
                return $this->objs[$title];
        }

        function write()
        {
                page_write($this->page, $this->toString());
        }

        function toString()
        {
                $retval = '';
                foreach ($this->objs as $title=>$obj) {
                        $retval .= $obj->toString();
                }
                return $retval;
        }
}

//ÇÛÎóÃͤòÊÝ»ý¤¹¤ë¥¯¥é¥¹
class ConfigTable
{
        // ¥Æ¡¼¥Ö¥ë¤Î̾Á°
        var $title = '';

        // ¥Ú¡¼¥¸¤ÎÆâÍÆ(¥Æ¡¼¥Ö¥ë°Ê³°¤ÎÉôʬ)
        var $before = array();

        // ¼èÆÀ¤·¤¿ÃͤÎÇÛÎó
        var $values = array();

        // ¥Ú¡¼¥¸¤ÎÆâÍÆ(¥Æ¡¼¥Ö¥ë°Ê³°¤ÎÉôʬ)
        var $after = array();

        function ConfigTable($title, $obj = NULL)
        {
                if ($obj !== NULL) {
                        $this->title  = $obj->title;
                        $this->before = array_merge($obj->before, $obj->after);
                } else {
                        $this->title  = trim(substr($title, strspn($title, '*')));
                        $this->before[] = $title;
                }
        }

        // ÀâÌÀ¤ÎÄɲÃ
        function add_line($line)
        {
                $this->after[] = $line;
        }

        function toString()
        {
                return join('', $this->before) . join('', $this->after);
        }
}

class ConfigTable_Sequential extends ConfigTable
{
        // ¹Ô¤ÎÄɲÃ
        function add_value($value)
        {
                $this->values[] = (count($value) == 1) ? $value[0] : $value;
        }

        function toString()
        {
                $retval = join('', $this->before);
                if (is_array($this->values)) {
                        foreach ($this->values as $value) {
                                $value   = is_array($value) ? join('|', $value) : $value;
                                $retval .= "|$value|\n";
                        }
                }
                $retval .= join('', $this->after);
                return $retval;
        }
}

class ConfigTable_Direct extends ConfigTable
{
        // ¼èÆÀ¤·¤¿¥­¡¼¤ÎÇÛÎó¡£½é´ü²½»þ¤Ë»ÈÍѤ¹¤ë¡£
        var $_keys = array();

        // ¥­¡¼¤ÎÀßÄê
        function set_key($line)
        {
                $level = strspn($line, '*');
                $this->_keys[$level] = trim(substr($line, $level));
        }

        // ¹Ô¤ÎÄɲÃ
        function add_value($line)
        {
                $level = strspn($line, '-');
                $arr   = & $this->values;
                for ($n = 2; $n <= $level; $n++)
                        $arr = & $arr[$this->_keys[$n]];
                $arr[] = trim(substr($line, $level));
        }

        function toString($values = NULL, $level = 2)
        {
                $retval = '';
                $root = ($values === NULL);
                if ($root) {
                        $retval = join('', $this->before);
                        $values = & $this->values;
                }
                foreach ($values as $key=>$value) {
                        if (is_array($value)) {
                                $retval .= str_repeat('*', $level) . $key . "\n";
                                $retval .= $this->toString($value, $level + 1);
                        } else {
                                $retval .= str_repeat('-', $level - 1) . $value . "\n";
                        }
                }
                if ($root) $retval .= join('', $this->after);

                return $retval;
        }
}
?>