<?php
-/////////////////////////////////////////////////
-// PukiWiki - Yet another WikiWikiWeb clone.
-//
-// $Id: ref.inc.php,v 1.11 2003/03/05 07:01:26 panda Exp $
+// PukiWiki - Yet another WikiWikiWeb clone
+// $Id: ref.inc.php,v 1.51 2011/01/25 15:01:01 henoheno Exp $
+// Copyright (C)
+// 2002-2006 PukiWiki Developers Team
+// 2001-2002 Originally written by yu-ji
+// License: GPL v2 or (at your option) any later version
//
+// Image refernce plugin
+// Include an attached image-file as an inline-image
-/*
-*¥×¥é¥°¥¤¥ó ref
-¥Ú¡¼¥¸¤ËźÉÕ¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤òŸ³«¤¹¤ë
-
-*Usage
- #ref(filename[[,{Left|Center|Right}]|[,{Wrap|Nowrap}]|[,Around]]{}[,comments])
-
-*¥Ñ¥é¥á¡¼¥¿
--filename~
- źÉÕ¥Õ¥¡¥¤¥ë̾¡¢¤¢¤ë¤¤¤ÏURL
- '¥Ú¡¼¥¸Ì¾/źÉÕ¥Õ¥¡¥¤¥ë̾'¤ò»ØÄꤹ¤ë¤È¡¢¤½¤Î¥Ú¡¼¥¸¤ÎźÉÕ¥Õ¥¡¥¤¥ë¤ò»²¾È¤¹¤ë
--Left|Center|Right~
- ²£¤Î°ÌÃÖ¹ç¤ï¤»
--Wrap|Nowrap~
- ¥Æ¡¼¥Ö¥ë¥¿¥°¤Ç°Ï¤à/°Ï¤Þ¤Ê¤¤
--Around~
- ¥Æ¥¥¹¥È¤Î²ó¤ê¹þ¤ß
+// File icon image
+if (! defined('FILE_ICON'))
+ define('FILE_ICON',
+ '<img src="' . IMAGE_DIR . 'file.png" width="20" height="20"' .
+ ' alt="file" style="border-width:0px" />');
-*/
+/////////////////////////////////////////////////
+// Default settings
-// upload dir(must set end of /)
-if (!defined('UPLOAD_DIR'))
-{
- define('UPLOAD_DIR','./attach/');
-}
+// Horizontal alignment
+define('PLUGIN_REF_DEFAULT_ALIGN', 'left'); // 'left', 'center', 'right'
-// file icon image
-if (!defined('FILE_ICON'))
-{
- define('FILE_ICON','<img src="./image/file.png" width="20" height="20" alt="file" style="border-width:0px" />');
-}
+// Text wrapping
+define('PLUGIN_REF_WRAP_TABLE', FALSE); // TRUE, FALSE
-// default alignment
-define('REF_DEFAULT_ALIGN','left'); // 'left','center','right'
+// URL指定時に画像サイズを取得するか
+define('PLUGIN_REF_URL_GET_IMAGE_SIZE', FALSE); // FALSE, TRUE
-// force wrap on default
-define('REF_WRAP_TABLE',FALSE); // TRUE,FALSE
+// UPLOAD_DIR のデータ(画像ファイルのみ)に直接アクセスさせる
+define('PLUGIN_REF_DIRECT_ACCESS', FALSE); // FALSE or TRUE
+// - これは従来のインラインイメージ処理を互換のために残すもので
+// あり、高速化のためのオプションではありません
+// - UPLOAD_DIR をWebサーバー上に露出させており、かつ直接アクセス
+// できる(アクセス制限がない)状態である必要があります
+// - Apache などでは UPLOAD_DIR/.htaccess を削除する必要があります
+// - ブラウザによってはインラインイメージの表示や、「インライン
+// イメージだけを表示」させた時などに不具合が出る場合があります
+
+/////////////////////////////////////////////////
+
+// Image suffixes allowed
+define('PLUGIN_REF_IMAGE', '/\.(gif|png|jpe?g)$/i');
+
+// Usage (a part of)
+define('PLUGIN_REF_USAGE', "([pagename/]attached-file-name[,parameters, ... ][,title])");
function plugin_ref_inline()
{
- global $vars;
-
- //¥¨¥é¡¼¥Á¥§¥Ã¥¯
- if (!func_num_args())
- {
- return 'no argument(s).';
+ // Not reached, because of "$aryargs[] = & $body" at plugin.php
+ // if (! func_num_args())
+ // return '&ref(): Usage:' . PLUGIN_REF_USAGE . ';';
+
+ $params = plugin_ref_body(func_get_args());
+
+ if (isset($params['_error']) && $params['_error'] != '') {
+ // Error
+ return '&ref(): ' . $params['_error'] . ';';
+ } else {
+ return $params['_body'];
}
-
- $params = plugin_ref_body(func_get_args(),$vars['page']);
-
- return ($params['_error'] != '') ? $params['_error'] : $params['_body'];
}
+
function plugin_ref_convert()
{
- global $vars;
+ if (! func_num_args())
+ return '<p>#ref(): Usage:' . PLUGIN_REF_USAGE . "</p>\n";
- //¥¨¥é¡¼¥Á¥§¥Ã¥¯
- if (!func_num_args())
- {
- return '<p>no argument(s).</p>';
- }
-
- $params = plugin_ref_body(func_get_args(),$vars['page']);
-
- if ($params['_error'] != '')
- {
- return "<p>{$params['_error']}</p>";
+ $params = plugin_ref_body(func_get_args());
+
+ if (isset($params['_error']) && $params['_error'] != '') {
+ return "<p>#ref(): {$params['_error']}</p>\n";
}
-
- if ((REF_WRAP_TABLE and !$params['nowrap']) or $params['wrap'])
- {
- // ÏȤÇÊñ¤à
- // margin:auto Moz1=x(wrap,around¤¬¸ú¤«¤Ê¤¤),op6=oNN6=x(wrap,around¤¬¸ú¤«¤Ê¤¤)IE6=x(wrap,around¤¬¸ú¤«¤Ê¤¤)
- // margin:0px Moz1=x(wrap¤Ç´ó¤»¤¬¸ú¤«¤Ê¤¤),op6=x(wrap¤Ç´ó¤»¤¬¸ú¤«¤Ê¤¤),nn6=x(wrap¤Ç´ó¤»¤¬¸ú¤«¤Ê¤¤),IE6=o
+
+ if ((PLUGIN_REF_WRAP_TABLE && ! $params['nowrap']) || $params['wrap']) {
+ // 枠で包む
+ // margin:auto
+ // Mozilla 1.x = x (wrap,aroundが効かない)
+ // Opera 6 = o
+ // Netscape 6 = x (wrap,aroundが効かない)
+ // IE 6 = x (wrap,aroundが効かない)
+ // margin:0px
+ // Mozilla 1.x = x (wrapで寄せが効かない)
+ // Opera 6 = x (wrapで寄せが効かない)
+ // Netscape 6 = x (wrapで寄せが効かない)
+ // IE6 = o
$margin = ($params['around'] ? '0px' : 'auto');
$margin_align = ($params['_align'] == 'center') ? '' : ";margin-{$params['_align']}:0px";
$params['_body'] = <<<EOD
</table>
EOD;
}
- // div¤ÇÊñ¤à
- if ($params['around'])
- {
+
+ if ($params['around']) {
$style = ($params['_align'] == 'right') ? 'float:right' : 'float:left';
- }
- else
- {
+ } else {
$style = "text-align:{$params['_align']}";
}
+
+ // divで包む
return "<div class=\"img_margin\" style=\"$style\">{$params['_body']}</div>\n";
}
-function plugin_ref_body($args,$page)
+function plugin_ref_body($args)
{
- global $script,$WikiName,$BracketName;
-
- // Ìá¤êÃÍ
- $params = array();
-
- // źÉÕ¥Õ¥¡¥¤¥ë̾¤ò¼èÆÀ
+ global $script, $vars;
+ global $WikiName, $BracketName; // compat
+
+ // 戻り値
+ $params = array(
+ 'left' => FALSE, // 左寄せ
+ 'center' => FALSE, // 中央寄せ
+ 'right' => FALSE, // 右寄せ
+ 'wrap' => FALSE, // TABLEで囲む
+ 'nowrap' => FALSE, // TABLEで囲まない
+ 'around' => FALSE, // 回り込み
+ 'noicon' => FALSE, // アイコンを表示しない
+ 'nolink' => FALSE, // 元ファイルへのリンクを張らない
+ 'noimg' => FALSE, // 画像を展開しない
+ 'zoom' => FALSE, // 縦横比を保持する
+ '_size' => FALSE, // サイズ指定あり
+ '_w' => 0, // 幅
+ '_h' => 0, // 高さ
+ '_%' => 0, // 拡大率
+ '_args' => array(),
+ '_done' => FALSE,
+ '_error' => ''
+ );
+
+ // 添付ファイルのあるページ: defaultは現在のページ名
+ $page = isset($vars['page']) ? $vars['page'] : '';
+
+ // 添付ファイルのファイル名
+ $name = '';
+
+ // 添付ファイルまでのパスおよび(実際の)ファイル名
+ $file = '';
+
+ // 第一引数: "[ページ名および/]添付ファイル名"、あるいは"URL"を取得
$name = array_shift($args);
-
- // ¼¡¤Î°ú¿ô¤¬¥Ú¡¼¥¸Ì¾¤«¤É¤¦¤«
- if (count($args) and preg_match("/^($WikiName|\[\[$BracketName\]\])$/",$args[0]))
- {
- $_page = get_fullname(strip_bracket($args[0]),$page);
- if (is_pagename($_page))
- {
- $page = $_page;
- array_shift($args);
+ $is_url = is_url($name);
+
+ if(! $is_url) {
+ // 添付ファイル
+ if (! is_dir(UPLOAD_DIR)) {
+ $params['_error'] = 'No UPLOAD_DIR';
+ return $params;
+ }
+
+ $matches = array();
+ // ファイル名にページ名(ページ参照パス)が合成されているか
+ // (Page_name/maybe-separated-with/slashes/ATTACHED_FILENAME)
+ if (preg_match('#^(.+)/([^/]+)$#', $name, $matches)) {
+ if ($matches[1] == '.' || $matches[1] == '..') {
+ $matches[1] .= '/'; // Restore relative paths
+ }
+ $name = $matches[2];
+ $page = get_fullname(strip_bracket($matches[1]), $page); // strip is a compat
+ $file = UPLOAD_DIR . encode($page) . '_' . encode($name);
+ $is_file = is_file($file);
+
+ // 第二引数以降が存在し、それはrefのオプション名称などと一致しない
+ } else if (isset($args[0]) && $args[0] != '' && ! isset($params[$args[0]])) {
+ $e_name = encode($name);
+
+ // Try the second argument, as a page-name or a path-name
+ $_arg = get_fullname(strip_bracket($args[0]), $page); // strip is a compat
+ $file = UPLOAD_DIR . encode($_arg) . '_' . $e_name;
+ $is_file_second = is_file($file);
+
+ // If the second argument is WikiName, or double-bracket-inserted pagename (compat)
+ $is_bracket_bracket = preg_match("/^($WikiName|\[\[$BracketName\]\])$/", $args[0]);
+
+ if ($is_file_second && $is_bracket_bracket) {
+ // Believe the second argument (compat)
+ array_shift($args);
+ $page = $_arg;
+ $is_file = TRUE;
+ } else {
+ // Try default page, with default params
+ $is_file_default = is_file(UPLOAD_DIR . encode($page) . '_' . $e_name);
+
+ // Promote new design
+ if ($is_file_default && $is_file_second) {
+ // Because of race condition NOW
+ $params['_error'] = htmlsc('The same file name "' .
+ $name . '" at both page: "' . $page . '" and "' . $_arg .
+ '". Try ref(pagename/filename) to specify one of them');
+ } else {
+ // Because of possibility of race condition, in the future
+ $params['_error'] = 'The style ref(filename,pagename) is ambiguous ' .
+ 'and become obsolete. ' .
+ 'Please try ref(pagename/filename)';
+ }
+ return $params;
+ }
+ } else {
+ // Simple single argument
+ $file = UPLOAD_DIR . encode($page) . '_' . encode($name);
+ $is_file = is_file($file);
+ }
+ if (! $is_file) {
+ $params['_error'] = htmlsc('File not found: "' .
+ $name . '" at page "' . $page . '"');
+ return $params;
}
}
-
+
+ // 残りの引数の処理
+ if (! empty($args))
+ foreach ($args as $arg)
+ ref_check_arg($arg, $params);
+
/*
- $name¤ò¤â¤È¤Ë°Ê²¼¤ÎÊÑ¿ô¤òÀßÄê
+ $nameをもとに以下の変数を設定
$url,$url2 : URL
- $title :¥¿¥¤¥È¥ë
- $is_image : ²èÁü¤Î¤È¤TRUE
- $info : ²èÁü¥Õ¥¡¥¤¥ë¤Î¤È¤getimagesize()¤Î'size'
- ²èÁü¥Õ¥¡¥¤¥ë°Ê³°¤Î¥Õ¥¡¥¤¥ë¤Î¾ðÊó
- źÉÕ¥Õ¥¡¥¤¥ë¤Î¤È¤ : ¥Õ¥¡¥¤¥ë¤ÎºÇ½ª¹¹¿·Æü¤È¥µ¥¤¥º
- URL¤Î¤È¤ : URL¤½¤Î¤â¤Î
+ $title :タイトル
+ $is_image : 画像のときTRUE
+ $info : 画像ファイルのときgetimagesize()の'size'
+ 画像ファイル以外のファイルの情報
+ æ·»ä»\98ã\83\95ã\82¡ã\82¤ã\83«ã\81®ã\81¨ã\81\8d : ã\83\95ã\82¡ã\82¤ã\83«ã\81®æ\9c\80çµ\82æ\9b´æ\96°æ\97¥ã\81¨ã\82µã\82¤ã\82º
+ URLのとき : URLそのもの
*/
- $file = $title = $url = $url2 = $info = $title = '';
+ $title = $url = $url2 = $info = '';
$width = $height = 0;
-
- if (is_url($name)) //URL
- {
- $url = htmlspecialchars($name);
- $title = preg_match('/([^\/]+)$/', $name, $match) ? $match[1] : $url;
-
- $is_image = preg_match("/\.(gif|png|jpe?g)$/i",$name);
- if ($is_image and (bool)ini_get('allow_url_fopen'))
- {
- $size = getimagesize($name);
- if (is_array($size))
- {
- $width = $size[0];
- $height = $size[1];
- $info = $size[3];
- }
- }
- else
- {
- $info = $url;
- }
- }
- else //źÉÕ¥Õ¥¡¥¤¥ë
- {
- if (!is_dir(UPLOAD_DIR))
- {
- $params['_error'] = 'no UPLOAD_DIR.';
+ $matches = array();
+
+ if ($is_url) { // URL
+ if (PKWK_DISABLE_INLINE_IMAGE_FROM_URI) {
+ //$params['_error'] = 'PKWK_DISABLE_INLINE_IMAGE_FROM_URI prohibits this';
+ //return $params;
+ $url = htmlsc($name);
+ $params['_body'] = '<a href="' . $url . '">' . $url . '</a>';
return $params;
}
-
- //¥Ú¡¼¥¸»ØÄê¤Î¥Á¥§¥Ã¥¯
-// $page = $vars['page'];
- if (preg_match('/^(.+)\/([^\/]+)$/',$name,$matches))
- {
- if ($matches[1] == '.' or $matches[1] == '..')
- {
- $matches[1] .= '/';
+
+ $url = $url2 = htmlsc($name);
+ $title = htmlsc(preg_match('/([^\/]+)$/', $name, $matches) ? $matches[1] : $url);
+
+ $is_image = (! $params['noimg'] && preg_match(PLUGIN_REF_IMAGE, $name));
+
+ if ($is_image && PLUGIN_REF_URL_GET_IMAGE_SIZE && (bool)ini_get('allow_url_fopen')) {
+ $size = @getimagesize($name);
+ if (is_array($size)) {
+ $width = $size[0];
+ $height = $size[1];
+ $info = $size[3];
}
- $page = get_fullname($matches[1],$page);
- $name = $matches[2];
}
- $title = $name;
- $file = UPLOAD_DIR.encode($page).'_'.encode($name);
- if (!is_file($file))
- {
- $params['_error'] = 'file not found.';
- return $params;
- }
- $size = getimagesize($file);
- $is_image = preg_match("/\.(gif|png|jpe?g)$/i",$name);
- $width = $height = 0;
- $url = $script.'?plugin=attach&openfile='.rawurlencode($name).'&refer='.rawurlencode($page);
- if ($is_image)
- {
+
+ } else { // 添付ファイル
+
+ $title = htmlsc($name);
+
+ $is_image = (! $params['noimg'] && preg_match(PLUGIN_REF_IMAGE, $name));
+
+ // Count downloads with attach plugin
+ $url = $script . '?plugin=attach' . '&refer=' . rawurlencode($page) .
+ '&openfile=' . rawurlencode($name); // Show its filename at the last
+
+ if ($is_image) {
+ // Swap $url
$url2 = $url;
- $url = $file;
- if (is_array($size))
- {
- $width = $size[0];
+
+ // URI for in-line image output
+ if (! PLUGIN_REF_DIRECT_ACCESS) {
+ // With ref plugin (faster than attach)
+ $url = $script . '?plugin=ref' . '&page=' . rawurlencode($page) .
+ '&src=' . rawurlencode($name); // Show its filename at the last
+ } else {
+ // Try direct-access, if possible
+ $url = $file;
+ }
+
+ $width = $height = 0;
+ $size = @getimagesize($file);
+ if (is_array($size)) {
+ $width = $size[0];
$height = $size[1];
}
- }
- else
- {
- $info = get_date('Y/m/d H:i:s',filemtime($file) - LOCALZONE).' '.sprintf('%01.1f',round(filesize($file)/1000,1)).'KB';
+ } else {
+ $info = get_date('Y/m/d H:i:s', filemtime($file) - LOCALZONE) .
+ ' ' . sprintf('%01.1f', round(filesize($file)/1024, 1)) . 'KB';
}
}
-
- //¥Ñ¥é¥á¡¼¥¿
- $params = array('left'=>FALSE,'center'=>FALSE,'right'=>FALSE,'wrap'=>FALSE,'nowrap'=>FALSE,'around'=>FALSE,'noicon'=>FALSE,
- 'zoom'=>FALSE,'size'=>FALSE,'w'=>0,'h'=>0,'%'=>0,'_args'=>array(),'_done'=>FALSE,'_error'=>'');
-
- if (count($args) > 0)
- {
- array_walk($args, 'ref_check_arg', &$params);
- }
-
- //³ÈÄ¥¥Ñ¥é¥á¡¼¥¿¤ò¥Á¥§¥Ã¥¯
- if (count($params['_args']))
- {
+
+ // 拡張パラメータをチェック
+ if (! empty($params['_args'])) {
$_title = array();
- foreach ($params['_args'] as $arg)
- {
- if (preg_match('/^([0-9]+)x([0-9]+)$/',$arg,$m))
- {
- $params['size'] = TRUE;
- $params['w'] = $m[1];
- $params['h'] = $m[2];
- }
- else if (preg_match('/^([0-9.]+)%$/',$arg,$m) and $m[1] > 0)
- {
- $params['%'] = $m[1];
- }
- else
- {
+ foreach ($params['_args'] as $arg) {
+ if (preg_match('/^([0-9]+)x([0-9]+)$/', $arg, $matches)) {
+ $params['_size'] = TRUE;
+ $params['_w'] = $matches[1];
+ $params['_h'] = $matches[2];
+
+ } else if (preg_match('/^([0-9.]+)%$/', $arg, $matches) && $matches[1] > 0) {
+ $params['_%'] = $matches[1];
+
+ } else {
$_title[] = $arg;
}
}
- if (count($_title))
- {
- $title2 = $title;
- $title = join(',', $_title);
- if ($is_image)
- {
- if (is_url($title))
- {
- $url2 = $title;
- $title = $title2;
- }
- else
- {
- $title = htmlspecialchars($title);
- }
- }
- else
- {
- $title = make_line_rules($title);
- }
+
+ if (! empty($_title)) {
+ $title = htmlsc(join(',', $_title));
+ if ($is_image) $title = make_line_rules($title);
}
}
- //²èÁü¥µ¥¤¥ºÄ´À°
- if ($is_image)
- {
- // »ØÄꤵ¤ì¤¿¥µ¥¤¥º¤ò»ÈÍѤ¹¤ë
- if ($params['size'])
- {
- if ($width == 0 and $height == 0)
- {
- $width = $params['w'];
- $height = $params['h'];
- }
- else if ($params['zoom'])
- {
- $_w = $params['w'] ? $width / $params['w'] : 0;
- $_h = $params['h'] ? $height / $params['h'] : 0;
- $zoom = max($_w,$_h);
- if ($zoom)
- {
- $width = (int)($width / $zoom);
+
+ // 画像サイズ調整
+ if ($is_image) {
+ // 指定されたサイズを使用する
+ if ($params['_size']) {
+ if ($width == 0 && $height == 0) {
+ $width = $params['_w'];
+ $height = $params['_h'];
+ } else if ($params['zoom']) {
+ $_w = $params['_w'] ? $width / $params['_w'] : 0;
+ $_h = $params['_h'] ? $height / $params['_h'] : 0;
+ $zoom = max($_w, $_h);
+ if ($zoom) {
+ $width = (int)($width / $zoom);
$height = (int)($height / $zoom);
}
+ } else {
+ $width = $params['_w'] ? $params['_w'] : $width;
+ $height = $params['_h'] ? $params['_h'] : $height;
}
- else
- {
- $width = $params['w'] ? $params['w'] : $width;
- $height = $params['h'] ? $params['h'] : $height;
- }
- }
- if ($params['%'])
- {
- $width = (int)($width * $params['%'] / 100);
- $height = (int)($height * $params['%'] / 100);
}
- if ($width and $height)
- {
- $info = "width=\"$width\" height=\"$height\"";
+ if ($params['_%']) {
+ $width = (int)($width * $params['_%'] / 100);
+ $height = (int)($height * $params['_%'] / 100);
}
- }
-
- //¥¢¥é¥¤¥ó¥á¥ó¥ÈȽÄê
- if ($params['right'])
- {
- $params['_align'] = 'right';
- }
- else if ($params['left'])
- {
- $params['_align'] = 'left';
- }
- else if ($params['center'])
- {
- $params['_align'] = 'center';
- }
- else
- {
- $params['_align'] = REF_DEFAULT_ALIGN;
+ if ($width && $height) $info = "width=\"$width\" height=\"$height\" ";
}
- // ¥Õ¥¡¥¤¥ë¼ïÊÌȽÄê
- if ($is_image) // ²èÁü
- {
- $_url = "<img src=\"$url\" alt=\"$title\" title=\"$title\" $info />";
- if ($url2)
- {
- $_url = "<a href=\"$url2\" title=\"$title\">$_url</a>";
+ // アラインメント判定
+ $params['_align'] = PLUGIN_REF_DEFAULT_ALIGN;
+ foreach (array('right', 'left', 'center') as $align) {
+ if ($params[$align]) {
+ $params['_align'] = $align;
+ break;
}
- $params['_body'] = $_url;
}
- else // Ä̾ï¥Õ¥¡¥¤¥ë
- {
+
+ if ($is_image) { // 画像
+ $params['_body'] = "<img src=\"$url\" alt=\"$title\" title=\"$title\" $info/>";
+ if (! $params['nolink'] && $url2)
+ $params['_body'] = "<a href=\"$url2\" title=\"$title\">{$params['_body']}</a>";
+ } else {
$icon = $params['noicon'] ? '' : FILE_ICON;
- $params['_body'] = "<a href=\"$url\" title=\"$info\">$icon$title</a>\n";
+ $params['_body'] = "<a href=\"$url\" title=\"$info\">$icon$title</a>";
}
+
return $params;
}
-//-----------------------------------------------------------------------------
-//¥ª¥×¥·¥ç¥ó¤ò²òÀϤ¹¤ë
-function ref_check_arg($val, $_key, &$params)
+// オプションを解析する
+function ref_check_arg($val, & $params)
{
- if ($val == '')
- {
+ if ($val == '') {
$params['_done'] = TRUE;
return;
}
- if (!$params['_done'])
- {
- foreach (array_keys($params) as $key)
- {
- if (strpos($key, strtolower($val)) === 0)
- {
+
+ if (! $params['_done']) {
+ foreach (array_keys($params) as $key) {
+ if (strpos($key, strtolower($val)) === 0) {
$params[$key] = TRUE;
return;
}
}
$params['_done'] = TRUE;
}
+
$params['_args'][] = $val;
}
+
+// Output an image (fast, non-logging <==> attach plugin)
+function plugin_ref_action()
+{
+ global $vars;
+
+ $usage = 'Usage: plugin=ref&page=page_name&src=attached_image_name';
+
+ if (! isset($vars['page']) || ! isset($vars['src']))
+ return array('msg'=>'Invalid argument', 'body'=>$usage);
+
+ $page = $vars['page'];
+ $filename = $vars['src'] ;
+
+ $ref = UPLOAD_DIR . encode($page) . '_' . encode(preg_replace('#^.*/#', '', $filename));
+ if(! file_exists($ref))
+ return array('msg'=>'Attach file not found', 'body'=>$usage);
+
+ $got = @getimagesize($ref);
+ if (! isset($got[2])) $got[2] = FALSE;
+ switch ($got[2]) {
+ case 1: $type = 'image/gif' ; break;
+ case 2: $type = 'image/jpeg'; break;
+ case 3: $type = 'image/png' ; break;
+ case 4: $type = 'application/x-shockwave-flash'; break;
+ default:
+ return array('msg'=>'Seems not an image', 'body'=>$usage);
+ }
+
+ // Care for Japanese-character-included file name
+ if (LANG == 'ja') {
+ switch(UA_NAME . '/' . UA_PROFILE){
+ case 'Opera/default':
+ // Care for using _auto-encode-detecting_ function
+ $filename = mb_convert_encoding($filename, 'UTF-8', 'auto');
+ break;
+ case 'MSIE/default':
+ $filename = mb_convert_encoding($filename, 'SJIS', 'auto');
+ break;
+ }
+ }
+ $utf8filename = mb_convert_encoding($filename, 'UTF-8', 'auto');
+ $size = filesize($ref);
+
+ // Output
+ pkwk_common_headers();
+ header('Content-Disposition: inline; filename="' . $filename . '"; filename*=utf-8\'\'' . rawurlencode($utf8filename));
+ header('Content-Length: ' . $size);
+ header('Content-Type: ' . $type);
+ @readfile($ref);
+ exit;
+}
?>
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