X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=lib%2Ffunc.php;h=22c7c754148281b74288bba6e161006840040645;hb=a6cac21c76c2e94d8b90a26a59764b7e0e4cfb81;hp=68b7cc1dbd489bc14695609174481be6ef60325e;hpb=b0032d4c9278210c7ea021f4e74006233357e0b8;p=pukiwiki%2Fpukiwiki.git

diff --git a/lib/func.php b/lib/func.php
index 68b7cc1..22c7c75 100644
--- a/lib/func.php
+++ b/lib/func.php
@@ -2,7 +2,7 @@
 // PukiWiki - Yet another WikiWikiWeb clone.
 // func.php
 // Copyright
-//   2002-2018 PukiWiki Development Team
+//   2002-2021 PukiWiki Development Team
 //   2001-2002 Originally written by yu-ji
 // License: GPL v2 or (at your option) any later version
 //
@@ -462,7 +462,7 @@ function arg_check($str)
 
 function _pagename_urlencode_callback($matches)
 {
-	return rawurlencode($matches[0]);
+	return urlencode($matches[0]);
 }
 
 function pagename_urlencode($page)
@@ -723,9 +723,9 @@ function drop_submit($str)
 }
 
 // Generate AutoLink patterns (thx to hirofummy)
-function get_autolink_pattern(& $pages)
+function get_autolink_pattern($pages, $min_length)
 {
-	global $WikiName, $autolink, $nowikiname;
+	global $WikiName, $nowikiname;
 
 	$config = new Config('AutoLink');
 	$config->read();
@@ -734,11 +734,12 @@ function get_autolink_pattern(& $pages)
 	unset($config);
 	$auto_pages = array_merge($ignorepages, $forceignorepages);
 
-	foreach ($pages as $page)
+	foreach ($pages as $page) {
 		if (preg_match('/^' . $WikiName . '$/', $page) ?
-		    $nowikiname : strlen($page) >= $autolink)
+		    $nowikiname : strlen($page) >= $min_length) {
 			$auto_pages[] = $page;
-
+		}
+	}
 	if (empty($auto_pages)) {
 		$result = $result_a = '(?!)';
 	} else {
@@ -754,7 +755,7 @@ function get_autolink_pattern(& $pages)
 	return array($result, $result_a, $forceignorepages);
 }
 
-function get_autolink_pattern_sub(& $pages, $start, $end, $pos)
+function get_autolink_pattern_sub($pages, $start, $end, $pos)
 {
 	if ($end == 0) return '(?!)';
 
@@ -783,6 +784,52 @@ function get_autolink_pattern_sub(& $pages, $start, $end, $pos)
 	return $result;
 }
 
+// Get AutoAlias value
+function get_autoalias_right_link($alias_name)
+{
+	$pairs = get_autoaliases();
+	// A string: Seek the pair
+	if (isset($pairs[$alias_name])) {
+		return $pairs[$alias_name];
+	}
+	return '';
+}
+
+// Load setting pairs from AutoAliasName
+function get_autoaliases()
+{
+	global $aliaspage, $autoalias_max_words;
+	static $pairs;
+	$preg_u = get_preg_u();
+
+	if (! isset($pairs)) {
+		$pairs = array();
+		$pattern = <<<EOD
+\[\[                # open bracket
+((?:(?!\]\]).)+)>   # (1) alias name
+((?:(?!\]\]).)+)    # (2) alias link
+\]\]                # close bracket
+EOD;
+		$postdata = join('', get_source($aliaspage));
+		$matches  = array();
+		$count = 0;
+		$max   = max($autoalias_max_words, 0);
+		if (preg_match_all('/' . $pattern . '/x' . get_preg_u(), $postdata,
+			$matches, PREG_SET_ORDER)) {
+			foreach($matches as $key => $value) {
+				if ($count ==  $max) break;
+				$name = trim($value[1]);
+				if (! isset($pairs[$name])) {
+					++$count;
+					 $pairs[$name] = trim($value[2]);
+				}
+				unset($matches[$key]);
+			}
+		}
+	}
+	return $pairs;
+}
+
 /**
  * Get propery URI of this script
  *
@@ -992,9 +1039,14 @@ function guess_script_absolute_uri()
 function input_filter($param)
 {
 	static $magic_quotes_gpc = NULL;
-	if ($magic_quotes_gpc === NULL)
-	    $magic_quotes_gpc = get_magic_quotes_gpc();
-
+	if ($magic_quotes_gpc === NULL) {
+		if (function_exists('get_magic_quotes_gpc')) {
+			// No 'get_magic_quotes_gpc' function in PHP8
+			$magic_quotes_gpc = get_magic_quotes_gpc();
+		} else {
+			$magic_quotes_gpc = 0;
+		}
+	}
 	if (is_array($param)) {
 		return array_map('input_filter', $param);
 	} else {
@@ -1021,7 +1073,7 @@ function csv_explode($separator, $string)
 
 	foreach ($matches[1] as $str) {
 		$len = strlen($str);
-		if ($len > 1 && $str{0} == '"' && $str{$len - 1} == '"')
+		if ($len > 1 && $str[0] == '"' && $str[$len - 1] == '"')
 			$str = str_replace('""', '"', substr($str, 1, -1));
 		$retval[] = $str;
 	}
@@ -1031,7 +1083,7 @@ function csv_explode($separator, $string)
 // Implode an array with CSV data format (escape double quotes)
 function csv_implode($glue, $pieces)
 {
-	$_glue = ($glue != '') ? '\\' . $glue{0} : '';
+	$_glue = ($glue != '') ? '\\' . $glue[0] : '';
 	$arr = array();
 	foreach ($pieces as $str) {
 		if (preg_match('/[' . '"' . "\n\r" . $_glue . ']/', $str))
@@ -1048,6 +1100,21 @@ function htmlsc($string = '', $flags = ENT_COMPAT, $charset = CONTENT_CHARSET)
 }
 
 /**
+ * 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.
@@ -1097,6 +1164,22 @@ function manage_page_redirect() {
 	return FALSE;
 }
 
+/**
+ * Return 'u' (PCRE_UTF8) if PHP7+ and UTF-8.
+ */
+function get_preg_u() {
+	static $utf8u; // 'u'(PCRE_UTF8) or ''
+	if (! isset($utf8u)) {
+		if (version_compare('7.0.0', PHP_VERSION, '<=')
+			&& defined('PKWK_UTF8_ENABLE')) {
+			$utf8u = 'u';
+		} else {
+			$utf8u = '';
+		}
+	}
+	return $utf8u;
+}
+
 //// Compat ////
 
 // is_a --  Returns TRUE if the object is of this class or has this class as one of its parents