<?php
// PukiWiki - Yet another WikiWikiWeb clone.
-// $Id: func.php,v 1.34 2005/03/27 08:21:14 henoheno Exp $
+// func.php
+// Copyright
+// 2002-2019 PukiWiki Development Team
+// 2001-2002 Originally written by yu-ji
+// License: GPL v2 or (at your option) any later version
//
// General functions
+// URI type enum
+/** Relative path. */
+define('PKWK_URI_RELATIVE', 0);
+/** Root relative URI. */
+define('PKWK_URI_ROOT', 1);
+/** Absolute URI. */
+define('PKWK_URI_ABSOLUTE', 2);
+
+function pkwk_log($message)
+{
+ $log_filepath = 'log/error.log.php';
+ static $dateTimeExists;
+ if (!isset($dateTimeExists)) {
+ $dateTimeExists = class_exists('DateTime');
+ error_log("<?php\n", 3, $log_filepath);
+ }
+ if ($dateTimeExists) {
+ // for PHP5.2+
+ $d = \DateTime::createFromFormat('U.u', sprintf('%6F', microtime(true)));
+ $timestamp = substr($d->format('Y-m-d H:i:s.u'), 0, 23);
+ } else {
+ $timestamp = date('Y-m-d H:i:s');
+ }
+ error_log($timestamp . ' ' . $message . "\n", 3, $log_filepath);
+}
+
+/*
+ * Get LTSV safe string - Remove tab and newline chars.
+ *
+ * @param $s target string
+ */
+function get_ltsv_value($s) {
+ if (!$s) {
+ return '';
+ }
+ return preg_replace('#[\t\r\n]#', '', $s);
+}
+
+/**
+ * Write update_log on updating contents.
+ *
+ * @param $page page name
+ * @param $diff_content diff expression
+ */
+function pkwk_log_updates($page, $diff_content) {
+ global $auth_user, $logging_updates, $logging_updates_log_dir;
+ $log_dir = $logging_updates_log_dir;
+ $timestamp = time();
+ $ymd = gmdate('Ymd', $timestamp);
+ $difflog_file = $log_dir . '/diff.' . $ymd . '.log';
+ $ltsv_file = $log_dir . '/update.' . $ymd . '.log';
+ $d = array(
+ 'time' => gmdate('Y-m-d H:i:s', $timestamp),
+ 'uri' => $_SERVER['REQUEST_URI'],
+ 'method' => $_SERVER['REQUEST_METHOD'],
+ 'remote_addr' => $_SERVER['REMOTE_ADDR'],
+ 'user_agent' => $_SERVER['HTTP_USER_AGENT'],
+ 'page' => $page,
+ 'user' => $auth_user,
+ 'diff' => $diff_content
+ );
+ if (file_exists($log_dir) && defined('JSON_UNESCAPED_UNICODE')) {
+ // require: PHP5.4+
+ $line = json_encode($d, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES) . "\n";
+ file_put_contents($difflog_file, $line, FILE_APPEND | LOCK_EX);
+ $keys = array('time', 'uri', 'method', 'remote_addr', 'user_agent',
+ 'page', 'user');
+ $ar2 = array();
+ foreach ($keys as $k) {
+ $ar2[] = $k . ':' . get_ltsv_value($d[$k]);
+ }
+ $ltsv = join($ar2, "\t") . "\n";
+ file_put_contents($ltsv_file, $ltsv, FILE_APPEND | LOCK_EX);
+ }
+}
+
+/**
+ * ctype_digit that supports PHP4+.
+ *
+ * PHP official document says PHP4 has ctype_digit() function.
+ * But sometimes it doen't exists on PHP 4.1.
+ */
+function pkwk_ctype_digit($s) {
+ static $ctype_digit_exists;
+ if (!isset($ctype_digit_exists)) {
+ $ctype_digit_exists = function_exists('ctype_digit');
+ }
+ if ($ctype_digit_exists) {
+ return ctype_digit($s);
+ }
+ return preg_match('/^[0-9]+$/', $s) ? true : false;
+}
+
function is_interwiki($str)
{
global $InterWikiName;
$is_freeze[$page] = FALSE;
return FALSE;
} else {
- $fp = fopen(get_filename($page), 'rb');
- flock($fp, LOCK_SH);
+ $fp = fopen(get_filename($page), 'rb') or
+ die('is_freeze(): fopen() failed: ' . htmlsc($page));
+ flock($fp, LOCK_SH) or die('is_freeze(): flock() failed');
rewind($fp);
- $buffer = fgets($fp, 9);
- flock($fp, LOCK_UN);
- fclose($fp);
-
- $is_freeze[$page] = ($buffer != FALSE && rtrim($buffer, "\r\n") == '#freeze');
+ $buffer = fread($fp, 1000);
+ flock($fp, LOCK_UN) or die('is_freeze(): flock() failed');
+ fclose($fp) or die('is_freeze(): fclose() failed: ' . htmlsc($page));
+ $is_freeze[$page] = (bool) preg_match('/^#freeze$/m', $buffer);
return $is_freeze[$page];
}
}
-// ¼«Æ°¥Æ¥ó¥×¥ì¡¼¥È
+// Handling $non_list
+// $non_list will be preg_quote($str, '/') later.
+function check_non_list($page = '')
+{
+ global $non_list;
+ static $regex;
+
+ if (! isset($regex)) $regex = '/' . $non_list . '/';
+
+ return preg_match($regex, $page);
+}
+
+// Auto template
function auto_template($page)
{
global $auto_template_func, $auto_template_rules;
return $body;
}
-// ¸¡º÷¸ì¤òŸ³«¤¹¤ë
-function get_search_words($words, $special = FALSE)
-{
- $retval = array();
+function _mb_convert_kana__enable($str, $option) {
+ return mb_convert_kana($str, $option, SOURCE_ENCODING);
+}
+function _mb_convert_kana__none($str, $option) {
+ return $str;
+}
- // Perl¥á¥â - Àµ¤·¤¯¥Ñ¥¿¡¼¥ó¥Þ¥Ã¥Á¤µ¤»¤ë
- // http://www.din.or.jp/~ohzaki/perl.htm#JP_Match
+// Expand all search-words to regexes and push them into an array
+function get_search_words($words = array(), $do_escape = FALSE)
+{
+ static $init, $mb_convert_kana, $pre, $post, $quote = '/';
- $eucpre = $eucpost = '';
- if (SOURCE_ENCODING == 'EUC-JP') {
- $eucpre = '(?<!\x8F)';
- // # JIS X 0208 ¤¬ 0ʸ»ú°Ê¾å³¤¤¤Æ # ASCII, SS2, SS3 ¤Þ¤¿¤Ï½ªÃ¼
- $eucpost = '(?=(?:[\xA1-\xFE][\xA1-\xFE])*(?:[\x00-\x7F\x8E\x8F]|\z))';
+ if (! isset($init)) {
+ // function: mb_convert_kana() is for Japanese code only
+ if (LANG == 'ja' && function_exists('mb_convert_kana')) {
+ $mb_convert_kana = '_mb_convert_kana__enable';
+ } else {
+ $mb_convert_kana = '_mb_convert_kana__none';
+ }
+ if (SOURCE_ENCODING == 'EUC-JP') {
+ // Perl memo - Correct pattern-matching with EUC-JP
+ // http://www.din.or.jp/~ohzaki/perl.htm#JP_Match (Japanese)
+ $pre = '(?<!\x8F)';
+ $post = '(?=(?:[\xA1-\xFE][\xA1-\xFE])*' . // JIS X 0208
+ '(?:[\x00-\x7F\x8E\x8F]|\z))'; // ASCII, SS2, SS3, or the last
+ } else {
+ $pre = $post = '';
+ }
+ $init = TRUE;
}
- $quote_func = create_function('$str', 'return preg_quote($str, \'/\');');
- // LANG == 'ja'¤Ç¡¢mb_convert_kana¤¬»È¤¨¤ë¾ì¹ç¤Ïmb_convert_kana¤ò»ÈÍÑ
- $convert_kana = create_function('$str, $option',
- (LANG == 'ja' && function_exists('mb_convert_kana')) ?
- 'return mb_convert_kana($str, $option);' : 'return $str;');
+ if (! is_array($words)) $words = array($words);
+ // Generate regex for the words
+ $regex = array();
foreach ($words as $word) {
- // ±Ñ¿ô»ú¤ÏȾ³Ñ,¥«¥¿¥«¥Ê¤ÏÁ´³Ñ,¤Ò¤é¤¬¤Ê¤Ï¥«¥¿¥«¥Ê¤Ë
- $word_zk = $convert_kana($word, 'aKCV');
+ $word = trim($word);
+ if ($word == '') continue;
+
+ // Normalize: ASCII letters = to single-byte. Others = to Zenkaku and Katakana
+ $word_nm = $mb_convert_kana($word, 'aKCV');
+ $nmlen = mb_strlen($word_nm, SOURCE_ENCODING);
+
+ // Each chars may be served ...
$chars = array();
- for ($pos = 0; $pos < mb_strlen($word_zk); $pos++) {
- $char = mb_substr($word_zk, $pos, 1);
- // $special : htmlspecialchars()¤òÄ̤¹¤«
- $arr = array($quote_func($special ? htmlspecialchars($char) : $char));
+ for ($pos = 0; $pos < $nmlen; $pos++) {
+ $char = mb_substr($word_nm, $pos, 1, SOURCE_ENCODING);
+
+ // Just normalized one? (ASCII char or Zenkaku-Katakana?)
+ $or = array(preg_quote($do_escape ? htmlsc($char) : $char, $quote));
if (strlen($char) == 1) {
- // ±Ñ¿ô»ú
+ // An ASCII (single-byte) character
foreach (array(strtoupper($char), strtolower($char)) as $_char) {
- if ($char != '&')
- $arr[] = $quote_func($_char);
- $ord = ord($_char);
- $arr[] = sprintf('&#(?:%d|x%x);', $ord, $ord); // ¼ÂÂλ²¾È
- $arr[] = $quote_func($convert_kana($_char, 'A')); // Á´³Ñ
+ if ($char != '&') $or[] = preg_quote($_char, $quote); // As-is?
+ $ascii = ord($_char);
+ $or[] = sprintf('&#(?:%d|x%x);', $ascii, $ascii); // As an entity reference?
+ $or[] = preg_quote($mb_convert_kana($_char, 'A'), $quote); // As Zenkaku?
}
} else {
- // ¥Þ¥ë¥Á¥Ð¥¤¥Èʸ»ú
- $arr[] = $quote_func($convert_kana($char, 'c')); // ¤Ò¤é¤¬¤Ê
- $arr[] = $quote_func($convert_kana($char, 'k')); // Ⱦ³Ñ¥«¥¿¥«¥Ê
+ // NEVER COME HERE with mb_substr(string, start, length, 'ASCII')
+ // A multi-byte character
+ $or[] = preg_quote($mb_convert_kana($char, 'c'), $quote); // As Hiragana?
+ $or[] = preg_quote($mb_convert_kana($char, 'k'), $quote); // As Hankaku-Katakana?
}
- $chars[] = '(?:' . join('|', array_unique($arr)) . ')';
+ $chars[] = '(?:' . join('|', array_unique($or)) . ')'; // Regex for the character
}
- $retval[$word] = $eucpre.join('', $chars) . $eucpost;
+
+ $regex[$word] = $pre . join('', $chars) . $post; // For the word
}
- return $retval;
+
+ return $regex; // For all words
+}
+
+function get_passage_date_html_span($date_atom)
+{
+ return '<span class="page_passage" data-mtime="' . $date_atom . '"></span>';
+}
+
+function get_passage_mtime_html_span($mtime)
+{
+ $date_atom = get_date_atom($mtime);
+ return get_passage_date_html_span($date_atom);
+}
+
+/**
+ * Get passage span html
+ *
+ * @param $page
+ */
+function get_passage_html_span($page)
+{
+ $date_atom = get_page_date_atom($page);
+ return get_passage_date_html_span($date_atom);
+}
+
+function get_link_passage_class() {
+ return 'link_page_passage';
+}
+
+/**
+ * Get page link general attributes
+ * @param $page
+ * @return array('data_mtime' => page mtime or null, 'class' => additinal classes)
+ */
+function get_page_link_a_attrs($page)
+{
+ global $show_passage;
+ if ($show_passage) {
+ $pagemtime = get_page_date_atom($page);
+ return array(
+ 'data_mtime' => $pagemtime,
+ 'class' => get_link_passage_class(),
+ );
+ }
+ return array(
+ 'data_mtime' => '',
+ 'class' => ''
+ );
+}
+
+/**
+ * Get page link general attributes from filetime
+ * @param $filetime
+ * @return array('data_mtime' => page mtime or null, 'class' => additinal classes)
+ */
+function get_filetime_a_attrs($filetime)
+{
+ global $show_passage;
+ if ($show_passage) {
+ $pagemtime = get_date_atom($filetime + LOCALZONE);
+ return array(
+ 'data_mtime' => $pagemtime,
+ 'class' => get_link_passage_class(),
+ );
+ }
+ return array(
+ 'data_mtime' => '',
+ 'class' => ''
+ );
}
// 'Search' main function
-function do_search($word, $type = 'AND', $non_format = FALSE)
+function do_search($word, $type = 'AND', $non_format = FALSE, $base = '')
{
- global $script, $whatsnew, $non_list, $search_non_list;
+ global $whatsnew, $non_list, $search_non_list;
global $_msg_andresult, $_msg_orresult, $_msg_notfoundresult;
- global $search_auth;
+ global $search_auth, $show_passage;
$retval = array();
$b_type = ($type == 'AND'); // AND:TRUE OR:FALSE
$keys = get_search_words(preg_split('/\s+/', $word, -1, PREG_SPLIT_NO_EMPTY));
+ foreach ($keys as $key=>$value)
+ $keys[$key] = '/' . $value . '/S';
- $_pages = get_existpages();
- $pages = array();
+ $pages = get_existpages();
- $non_list_pattern = '/' . $non_list . '/';
- foreach ($_pages as $page) {
- if ($page == $whatsnew || (! $search_non_list && preg_match($non_list_pattern, $page)))
- continue;
+ // Avoid
+ if ($base != '') {
+ $pages = preg_grep('/^' . preg_quote($base, '/') . '/S', $pages);
+ }
+ if (! $search_non_list) {
+ $pages = array_diff($pages, preg_grep('/' . $non_list . '/S', $pages));
+ }
+ $pages = array_flip($pages);
+ unset($pages[$whatsnew]);
+
+ $count = count($pages);
+ foreach (array_keys($pages) as $page) {
+ $b_match = FALSE;
- // ¸¡º÷Âоݥڡ¼¥¸¤ÎÀ©¸Â¤ò¤«¤±¤ë¤«¤É¤¦¤« (¥Ú¡¼¥¸Ì¾¤ÏÀ©¸Â³°)
+ // Search for page name
+ if (! $non_format) {
+ foreach ($keys as $key) {
+ $b_match = preg_match($key, $page);
+ if ($b_type xor $b_match) break; // OR
+ }
+ if ($b_match) continue;
+ }
+
+ // Search auth for page contents
if ($search_auth && ! check_readable($page, false, false)) {
- $source = get_source(); // ¸¡º÷Âоݥڡ¼¥¸ÆâÍƤò¶õ¤Ë¡£
- } else {
- $source = get_source($page);
+ unset($pages[$page]);
+ --$count;
+ continue;
}
- if (! $non_format)
- array_unshift($source, $page); // ¥Ú¡¼¥¸Ì¾¤â¸¡º÷ÂоݤË
- $b_match = FALSE;
+ // Search for page contents
foreach ($keys as $key) {
- $tmp = preg_grep('/' . $key . '/', $source);
- $b_match = ! empty($tmp);
- if ($b_match xor $b_type) break;
+ $body = get_source($page, TRUE, TRUE, TRUE);
+ $b_match = preg_match($key, remove_author_header($body));
+ if ($b_type xor $b_match) break; // OR
}
- if ($b_match) $pages[$page] = get_filetime($page);
+ if ($b_match) continue;
+
+ unset($pages[$page]); // Miss
}
if ($non_format) return array_keys($pages);
$r_word = rawurlencode($word);
- $s_word = htmlspecialchars($word);
+ $s_word = htmlsc($word);
if (empty($pages))
- return str_replace('$1', $s_word, $_msg_notfoundresult);
+ return str_replace('$1', $s_word, str_replace('$3', $count, $_msg_notfoundresult));
+
+ ksort($pages, SORT_STRING);
- ksort($pages);
$retval = '<ul>' . "\n";
- foreach ($pages as $page=>$time) {
+ foreach (array_keys($pages) as $page) {
$r_page = rawurlencode($page);
- $s_page = htmlspecialchars($page);
- $passage = get_passage($time);
- $retval .= ' <li><a href="' . $script . '?cmd=read&page=' .
+ $s_page = htmlsc($page);
+ $passage = $show_passage ? ' ' . get_passage_html_span($page) : '';
+ $retval .= ' <li><a href="' . get_base_uri() . '?cmd=read&page=' .
$r_page . '&word=' . $r_word . '">' . $s_page .
'</a>' . $passage . '</li>' . "\n";
}
$retval .= '</ul>' . "\n";
$retval .= str_replace('$1', $s_word, str_replace('$2', count($pages),
- str_replace('$3', count($_pages), $b_type ? $_msg_andresult : $_msg_orresult)));
+ str_replace('$3', $count, $b_type ? $_msg_andresult : $_msg_orresult)));
return $retval;
}
-// ¥×¥í¥°¥é¥à¤Ø¤Î°ú¿ô¤Î¥Á¥§¥Ã¥¯
+// Argument check for program
function arg_check($str)
{
global $vars;
return isset($vars['cmd']) && (strpos($vars['cmd'], $str) === 0);
}
-// ¥Ú¡¼¥¸Ì¾¤Î¥¨¥ó¥³¡¼¥É
-function encode($key)
+function _pagename_urlencode_callback($matches)
+{
+ return urlencode($matches[0]);
+}
+
+function pagename_urlencode($page)
{
- return ($key == '') ? '' : strtoupper(bin2hex($key));
+ return preg_replace_callback('|[^/:]+|', '_pagename_urlencode_callback', $page);
+}
+
+// Encode page-name
+function encode($str)
+{
+ $str = strval($str);
+ return ($str == '') ? '' : strtoupper(bin2hex($str));
// Equal to strtoupper(join('', unpack('H*0', $key)));
// But PHP 4.3.10 says 'Warning: unpack(): Type H: outside of string in ...'
}
-// ¥Ú¡¼¥¸Ì¾¤Î¥Ç¥³¡¼¥É
-function decode($key)
+// Decode page name
+function decode($str)
+{
+ return pkwk_hex2bin($str);
+}
+
+// Inversion of bin2hex()
+function pkwk_hex2bin($hex_string)
{
- // preg_match() = Warning: pack(): Type H: illegal hex digit ...
- // substr('20202020') = Avoid pack() bug
- return preg_match('/^[0-9a-f]+$/i', $key) ?
- substr(pack('H*', '20202020' . $key), 4) : $key;
+ // preg_match : Avoid warning : pack(): Type H: illegal hex digit ...
+ // (string) : Always treat as string (not int etc). See BugTrack2/31
+ return preg_match('/^[0-9a-f]+$/i', $hex_string) ?
+ pack('H*', (string)$hex_string) : $hex_string;
}
-// [[ ]] ¤ò¼è¤ê½ü¤¯
+// Remove [[ ]] (brackets)
function strip_bracket($str)
{
$match = array();
}
}
-// ¥Ú¡¼¥¸°ìÍ÷¤ÎºîÀ®
+// Create list of pages
function page_list($pages, $cmd = 'read', $withfilename = FALSE)
{
- global $script, $list_index;
+ global $list_index;
global $_msg_symbol, $_msg_other;
global $pagereading_enable;
- // ¥½¡¼¥È¥¡¼¤ò·èÄꤹ¤ë¡£ ' ' < '[a-zA-Z]' < 'zz'¤È¤¤¤¦Á°Äó¡£
+ $script = get_base_uri();
+
+ // ソートキーを決定する。 ' ' < '[a-zA-Z]' < 'zz'という前提。
$symbol = ' ';
$other = 'zz';
}
$list = $matches = array();
- foreach($pages as $file=>$page) {
- $r_page = rawurlencode($page);
- $s_page = htmlspecialchars($page, ENT_QUOTES);
- $passage = get_pg_passage($page);
-
- $str = ' <li><a href="' .
- $script . '?cmd=' . $cmd . '&page=' . $r_page .
- '">' . $s_page . '</a>' . $passage;
+ // Shrink URI for read
+ if ($cmd == 'read') {
+ $href = $script . '?';
+ } else {
+ $href = $script . '?cmd=' . $cmd . '&page=';
+ }
+ uasort($pages, 'strnatcmp');
+ foreach($pages as $file=>$page) {
+ $r_page = pagename_urlencode($page);
+ $s_page = htmlsc($page, ENT_QUOTES);
+ $str = ' <li><a href="' . $href . $r_page . '">' .
+ $s_page . '</a> ' . get_pg_passage($page);
if ($withfilename) {
- $s_file = htmlspecialchars($file);
+ $s_file = htmlsc($file);
$str .= "\n" . ' <ul><li>' . $s_file . '</li></ul>' .
"\n" . ' ';
}
// WARNING: Japanese code hard-wired
if($pagereading_enable) {
if(mb_ereg('^([A-Za-z])', mb_convert_kana($page, 'a'), $matches)) {
+ $head = strtoupper($matches[1]);
+ } elseif (isset($readings[$page]) && mb_ereg('^([ァ-ヶ])', $readings[$page], $matches)) { // here
$head = $matches[1];
- } elseif (isset($readings[$page]) && mb_ereg('^([¥¡-¥ö])', $readings[$page], $matches)) { // here
- $head = $matches[1];
- } elseif (mb_ereg('^[ -~]|[^¤¡-¤ó°¡-ô¦]', $page)) { // and here
+ } elseif (mb_ereg('^[ -~]|[^ぁ-ん亜-熙]', $page)) { // and here
$head = $symbol;
} else {
$head = $other;
}
} else {
- $head = (preg_match('/^([A-Za-z])/', $page, $matches)) ? $matches[1] :
- (preg_match('/^([ -~])/', $page, $matches) ? $symbol : $other);
+ $head = (preg_match('/^([A-Za-z])/', $page, $matches)) ? strtoupper($matches[1]) :
+ (preg_match('/^([ -~])/', $page) ? $symbol : $other);
}
-
$list[$head][$page] = $str;
}
- ksort($list);
+ uksort($list, 'strnatcmp');
$cnt = 0;
$arr_index = array();
$retval .= '<ul>' . "\n";
- foreach ($list as $head=>$pages) {
+ foreach ($list as $head=>$sub_pages) {
if ($head === $symbol) {
$head = $_msg_symbol;
} else if ($head === $other) {
'"><strong>' . $head . '</strong></a>' . "\n" .
' <ul>' . "\n";
}
- ksort($pages);
- $retval .= join("\n", $pages);
+ $retval .= join("\n", $sub_pages);
if ($list_index)
$retval .= "\n </ul>\n </li>\n";
}
global $rule_page;
if (! is_page($rule_page)) {
- return '<p>Sorry, page \'' . htmlspecialchars($rule_page) .
+ return '<p>Sorry, page \'' . htmlsc($rule_page) .
'\' unavailable.</p>';
} else {
return convert_html(get_source($rule_page));
if(defined('SKIN_FILE') && file_exists(SKIN_FILE) && is_readable(SKIN_FILE)) {
catbody($title, $page, $body);
} else {
- header('Content-Type: text/html; charset=euc-jp');
+ $charset = 'utf-8';
+ if(defined('CONTENT_CHARSET')) {
+ $charset = CONTENT_CHARSET;
+ }
+ header("Content-Type: text/html; charset=$charset");
print <<<EOD
-<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!DOCTYPE html>
<html>
<head>
+ <meta http-equiv="content-type" content="text/html; charset=$charset">
<title>$title</title>
- <meta http-equiv="content-type" content="text/html; charset=euc-jp">
</head>
<body>
$body
exit;
}
-// ¸½ºß»þ¹ï¤ò¥Þ¥¤¥¯¥íÉäǼèÆÀ
+// Have the time (as microtime)
function getmicrotime()
{
list($usec, $sec) = explode(' ', microtime());
return ((float)$sec + (float)$usec);
}
-// Æü»þ¤òÆÀ¤ë
+// Elapsed time by second
+//define('MUTIME', getmicrotime());
+function elapsedtime()
+{
+ $at_the_microtime = MUTIME;
+ return sprintf('%01.03f', getmicrotime() - $at_the_microtime);
+}
+
+// Get the date
function get_date($format, $timestamp = NULL)
{
$format = preg_replace('/(?<!\\\)T/',
return date($format, $time);
}
-// Æü»þʸ»úÎó¤òºî¤ë
+// Format date string
function format_date($val, $paren = FALSE)
{
global $date_format, $time_format, $weeklabels;
return $paren ? '(' . $date . ')' : $date;
}
-// ·Ð²á»þ¹ïʸ»úÎó¤òºî¤ë
+/**
+ * Format date in DATE_ATOM format.
+ */
+function get_date_atom($timestamp)
+{
+ // Compatible with DATE_ATOM format
+ // return date(DATE_ATOM, $timestamp);
+ $zmin = abs(LOCALZONE / 60);
+ return date('Y-m-d\TH:i:s', $timestamp) . sprintf('%s%02d:%02d',
+ (LOCALZONE < 0 ? '-' : '+') , $zmin / 60, $zmin % 60);
+}
+
+// Get short string of the passage, 'N seconds/minutes/hours/days/years ago'
function get_passage($time, $paren = TRUE)
{
static $units = array('m'=>60, 'h'=>24, 'd'=>1);
'<input$1type="hidden"', $str);
}
-// AutoLink¤Î¥Ñ¥¿¡¼¥ó¤òÀ¸À®¤¹¤ë
-// thx for hirofummy
+// Generate AutoLink patterns (thx to hirofummy)
function get_autolink_pattern(& $pages)
{
global $WikiName, $autolink, $nowikiname;
- $config = &new Config('AutoLink');
+ $config = new Config('AutoLink');
$config->read();
$ignorepages = $config->get('IgnoreList');
$forceignorepages = $config->get('ForceIgnoreList');
unset($config);
$auto_pages = array_merge($ignorepages, $forceignorepages);
- foreach ($pages as $page) {
+ foreach ($pages as $page)
if (preg_match('/^' . $WikiName . '$/', $page) ?
$nowikiname : strlen($page) >= $autolink)
$auto_pages[] = $page;
- }
if (empty($auto_pages)) {
- $result = $result_a = $nowikiname ? '(?!)' : $WikiName;
+ $result = $result_a = '(?!)';
} else {
$auto_pages = array_unique($auto_pages);
sort($auto_pages, SORT_STRING);
$x = (mb_strlen($pages[$start]) <= $pos);
if ($x) ++$start;
- for ($i = $start; $i < $end; $i = $j)
- {
+ for ($i = $start; $i < $end; $i = $j) {
$char = mb_substr($pages[$i], $pos, 1);
- for ($j = $i; $j < $end; $j++) {
+ for ($j = $i; $j < $end; $j++)
if (mb_substr($pages[$j], $pos, 1) != $char) break;
- }
+
if ($i != $start) $result .= '|';
if ($i >= ($j - 1)) {
$result .= str_replace(' ', '\\ ', preg_quote(mb_substr($pages[$i], $pos), '/'));
return $result;
}
-// pukiwiki.php¥¹¥¯¥ê¥×¥È¤Îabsolute-uri¤òÀ¸À®
-function get_script_uri($init_uri = '')
+/**
+ * Get propery URI of this script
+ *
+ * @param $uri_type relative or absolute option
+ * PKWK_URI_RELATIVE, PKWK_URI_ROOT or PKWK_URI_ABSOLUTE
+ */
+function get_base_uri($uri_type = PKWK_URI_RELATIVE)
{
- global $script_directory_index;
- static $script;
-
- if ($init_uri == '') {
- // Get
- if (isset($script)) return $script;
-
- // Set automatically
- $msg = 'get_script_uri() failed: Please set $script at INI_FILE manually';
-
- $script = (SERVER_PORT == 443 ? 'https://' : 'http://'); // scheme
- $script .= SERVER_NAME; // host
- $script .= (SERVER_PORT == 80 ? '' : ':' . SERVER_PORT); // port
+ $base_type = pkwk_base_uri_type_stack_peek();
+ $type = max($base_type, $uri_type);
+ switch ($type) {
+ case PKWK_URI_RELATIVE:
+ return pkwk_script_uri_base(PKWK_URI_RELATIVE);
+ case PKWK_URI_ROOT:
+ return pkwk_script_uri_base(PKWK_URI_ROOT);
+ case PKWK_URI_ABSOLUTE:
+ return pkwk_script_uri_base(PKWK_URI_ABSOLUTE);
+ default:
+ die_message('Invalid uri_type in get_base_uri()');
+ }
+}
- // SCRIPT_NAME ¤¬'/'¤Ç»Ï¤Þ¤Ã¤Æ¤¤¤Ê¤¤¾ì¹ç(cgi¤Ê¤É) REQUEST_URI¤ò»È¤Ã¤Æ¤ß¤ë
- $path = SCRIPT_NAME;
- if ($path{0} != '/') {
- if (! isset($_SERVER['REQUEST_URI']) || $_SERVER['REQUEST_URI']{0} != '/')
- die_message($msg);
+/**
+ * Get URI of the page
+ *
+ * @param page page name
+ * @param $uri_type relative or absolute option
+ * PKWK_URI_RELATIVE, PKWK_URI_ROOT or PKWK_URI_ABSOLUTE
+ */
+function get_page_uri($page, $uri_type = PKWK_URI_RELATIVE)
+{
+ global $defaultpage;
+ if ($page === $defaultpage) {
+ return get_base_uri($uri_type);
+ }
+ return get_base_uri($uri_type) . '?' . pagename_urlencode($page);
+}
- // REQUEST_URI¤ò¥Ñ¡¼¥¹¤·¡¢pathÉôʬ¤À¤±¤ò¼è¤ê½Ð¤¹
- $parse_url = parse_url($script . $_SERVER['REQUEST_URI']);
- if (! isset($parse_url['path']) || $parse_url['path']{0} != '/')
- die_message($msg);
+// Get absolute-URI of this script
+function get_script_uri()
+{
+ return get_base_uri(PKWK_URI_ABSOLUTE);
+}
- $path = $parse_url['path'];
+/**
+ * Get or initialize Script URI
+ *
+ * @param $uri_type relative or absolute potion
+ * PKWK_URI_RELATIVE, PKWK_URI_ROOT or PKWK_URI_ABSOLUTE
+ * @param $initialize true if you initialize URI
+ * @param $uri_set URI set manually
+ */
+function pkwk_script_uri_base($uri_type, $initialize = null, $uri_set = null)
+{
+ global $script_directory_index;
+ static $initialized = false;
+ static $uri_absolute, $uri_root, $uri_relative;
+ if (! $initialized) {
+ if (isset($initialize) && $initialize) {
+ if (isset($uri_set)) {
+ $uri_absolute = $uri_set;
+ } else {
+ $uri_absolute = guess_script_absolute_uri();
+ }
+ // Support $script_directory_index (cut 'index.php')
+ if (isset($script_directory_index)) {
+ $slash_index = '/' . $script_directory_index;
+ $len = strlen($slash_index);
+ if (substr($uri_absolute, -1 * $len) === $slash_index) {
+ $uri_absolute = substr($uri_absolute, 0, strlen($uri_absolute) - $len + 1);
+ }
+ }
+ $elements = parse_url($uri_absolute);
+ $uri_root = $elements['path'];
+ if (substr($uri_root, -1) === '/') {
+ $uri_relative = './';
+ } else {
+ $pos = mb_strrpos($uri_root, '/');
+ if ($pos >= 0) {
+ $uri_relative = substr($uri_root, $pos + 1);
+ } else {
+ $uri_relative = $uri_root;
+ }
+ }
+ $initialized = true;
+ } else {
+ die_message('Script URI must be initialized in pkwk_script_uri_base()');
}
- $script .= $path;
+ }
+ switch ($uri_type) {
+ case PKWK_URI_RELATIVE:
+ return $uri_relative;
+ case PKWK_URI_ROOT:
+ return $uri_root;
+ case PKWK_URI_ABSOLUTE:
+ return $uri_absolute;
+ default:
+ die_message('Invalid uri_type in pkwk_script_uri_base()');
+ }
+}
- if (! is_url($script, TRUE) && php_sapi_name() == 'cgi')
- die_message($msg);
- unset($msg);
+/**
+ * Create uri_type context
+ *
+ * @param $uri_type relative or absolute option
+ * PKWK_URI_RELATIVE, PKWK_URI_ROOT or PKWK_URI_ABSOLUTE
+ */
+function pkwk_base_uri_type_stack_push($uri_type)
+{
+ _pkwk_base_uri_type_stack(false, true, $uri_type);
+}
+/**
+ * Stop current active uri_type context
+ */
+function pkwk_base_uri_type_stack_pop()
+{
+ _pkwk_base_uri_type_stack(false, false);
+}
+
+/**
+ * Get current active uri_type status
+ */
+function pkwk_base_uri_type_stack_peek()
+{
+ $type = _pkwk_base_uri_type_stack(true, false);
+ if (is_null($type)) {
+ return PKWK_URI_RELATIVE;
+ } elseif ($type === PKWK_URI_ABSOLUTE) {
+ return PKWK_URI_ABSOLUTE;
+ } elseif ($type === PKWK_URI_ROOT) {
+ return PKWK_URI_ROOT;
} else {
- // Set manually
- if (isset($script)) die_message('$script: Already init');
- if (! is_url($init_uri, TRUE)) die_message('$script: Invalid URI');
- $script = $init_uri;
+ return PKWK_URI_RELATIVE;
}
+}
- // Cut filename or not
- if (isset($script_directory_index)) {
- if (! file_exists($script_directory_index))
- die_message('Directory index file not found: ' .
- htmlspecialchars($script_directory_index));
- $matches = array();
- if (preg_match('#^(.+/)' . preg_quote($script_directory_index, '#') . '$#',
- $script, $matches)) $script = $matches[1];
+/**
+ * uri_type context internal function
+ *
+ * @param $peek is peek action or not
+ * @param $push push(true) or pop(false) on not peeking
+ * @param $uri_type uri_type on push and non-peeking
+ * @return $uri_type uri_type for peeking
+ */
+function _pkwk_base_uri_type_stack($peek, $push, $uri_type = null)
+{
+ static $uri_types = array();
+ if ($peek) {
+ // Peek: get latest value
+ if (count($uri_types) === 0) {
+ return null;
+ } else {
+ return $uri_types[0];
+ }
+ } else {
+ if ($push) {
+ // Push $uri_type
+ if (count($uri_types) === 0) {
+ array_unshift($uri_types, $uri_type);
+ } else {
+ $prev_type = $uri_types[0];
+ if ($uri_type >= $prev_type) {
+ array_unshift($uri_types, $uri_type);
+ } else {
+ array_unshift($uri_types, $prev_type);
+ }
+ }
+ } else {
+ // Pop $uri_type
+ return array_shift($uri_types);
+ }
}
-
- return $script;
}
-/*
-ÊÑ¿ôÆâ¤Înull(\0)¥Ð¥¤¥È¤òºï½ü¤¹¤ë
-PHP¤Ïfopen("hoge.php\0.txt")¤Ç"hoge.php"¤ò³«¤¤¤Æ¤·¤Þ¤¦¤Ê¤É¤ÎÌäÂꤢ¤ê
-
-http://ns1.php.gr.jp/pipermail/php-users/2003-January/012742.html
-[PHP-users 12736] null byte attack
+/**
+ * Guess Script Absolute URI.
+ *
+ * SERVER_PORT: $_SERVER['SERVER_PORT'] converted in init.php
+ * SERVER_NAME: $_SERVER['SERVER_NAME'] converted in init.php
+ */
+function guess_script_absolute_uri()
+{
+ $port = SERVER_PORT;
+ $is_ssl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') ||
+ (isset($_SERVER['REQUEST_SCHEME']) && $_SERVER['REQUEST_SCHEME'] === 'https');
+ if ($is_ssl) {
+ $host = 'https://' . SERVER_NAME .
+ ($port == 443 ? '' : ':' . $port);
+ } else {
+ $host = 'http://' . SERVER_NAME .
+ ($port == 80 ? '' : ':' . $port);
+ }
+ $uri_elements = parse_url($host . $_SERVER['REQUEST_URI']);
+ return $host . $uri_elements['path'];
+}
-2003-05-16: magic quotes gpc¤ÎÉü¸µ½èÍý¤òÅý¹ç
-2003-05-21: Ï¢ÁÛÇÛÎó¤Î¥¡¼¤Ïbinary safe
-*/
+// Remove null(\0) bytes from variables
+//
+// NOTE: PHP had vulnerabilities that opens "hoge.php" via fopen("hoge.php\0.txt") etc.
+// [PHP-users 12736] null byte attack
+// http://ns1.php.gr.jp/pipermail/php-users/2003-January/012742.html
+//
+// 2003-05-16: magic quotes gpcの復元処理を統合
+// 2003-05-21: 連想配列のキーはbinary safe
+//
function input_filter($param)
{
static $magic_quotes_gpc = NULL;
return input_filter($param);
}
-// CSV·Á¼°¤Îʸ»úÎó¤òÇÛÎó¤Ë
+// Explode Comma-Separated Values to an array
function csv_explode($separator, $string)
{
$retval = $matches = array();
$_glue = ($glue != '') ? '\\' . $glue{0} : '';
$arr = array();
foreach ($pieces as $str) {
- if (ereg('[' . $_glue . '"' . "\n\r" . ']', $str))
+ if (preg_match('/[' . '"' . "\n\r" . $_glue . ']/', $str))
$str = '"' . str_replace('"', '""', $str) . '"';
$arr[] = $str;
}
return join($glue, $arr);
}
-function pkwk_login($pass = '')
+// Sugar with default settings
+function htmlsc($string = '', $flags = ENT_COMPAT, $charset = CONTENT_CHARSET)
{
- global $adminpass;
+ return htmlspecialchars($string, $flags, $charset); // htmlsc()
+}
- if (! PKWK_READONLY && $pass != '' && md5($pass) == $adminpass) {
- return TRUE;
- } else {
- sleep(2); // Blocking brute force attack
- return FALSE;
+/**
+ * Get JSON string with htmlspecialchars().
+ */
+function htmlsc_json($obj)
+{
+ // json_encode: PHP 5.2+
+ // JSON_UNESCAPED_UNICODE: PHP 5.4+
+ // JSON_UNESCAPED_SLASHES: PHP 5.4+
+ if (defined('JSON_UNESCAPED_UNICODE')) {
+ return htmlsc(json_encode($obj,
+ JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
}
+ return '';
}
+/**
+ * Get redirect page name on Page Redirect Rules
+ *
+ * This function returns exactly false if it doesn't need redirection.
+ * So callers need check return value is false or not.
+ *
+ * @param $page page name
+ * @return new page name or false
+ */
+function get_pagename_on_redirect($page) {
+ global $page_redirect_rules;
+ foreach ($page_redirect_rules as $rule=>$replace) {
+ if (preg_match($rule, $page)) {
+ if (is_string($replace)) {
+ $new_page = preg_replace($rule, $replace, $page);
+ } elseif (is_object($replace) && is_callable($replace)) {
+ $new_page = preg_replace_callback($rule, $replace, $page);
+ } else {
+ die_message('Invalid redirect rule: ' . $rule . '=>' . $replace);
+ }
+ if ($page !== $new_page) {
+ return $new_page;
+ }
+ }
+ }
+ return false;
+}
+
+/**
+ * Redirect from an old page to new page
+ *
+ * This function returns true when a redirection occurs.
+ * So callers need check return value is false or true.
+ * And if it is true, then you have to exit PHP script.
+ *
+ * @return bool Inticates a redirection occurred or not
+ */
+function manage_page_redirect() {
+ global $vars;
+ if (isset($vars['page'])) {
+ $page = $vars['page'];
+ }
+ $new_page = get_pagename_on_redirect($page);
+ if ($new_page != false) {
+ header('Location: ' . get_page_uri($new_page, PKWK_URI_ROOT));
+ return TRUE;
+ }
+ return FALSE;
+}
//// Compat ////
return md5($data);
}
}
-?>
+
+// sha1 -- Compute SHA-1 hash
+// (PHP 4 >= 4.3.0, PHP5)
+if (! function_exists('sha1')) {
+ if (extension_loaded('mhash')) {
+ function sha1($str)
+ {
+ return bin2hex(mhash(MHASH_SHA1, $str));
+ }
+ }
+}