3 * Pixmicat! Common Library
8 * @version $Id: lib_common.php 690 2009-04-06 01:30:13Z scribe $
9 * @date $Date: 2009-04-06 09:30:13 +0800 (星期一, 06 四月 2009) $
13 * 更改 PHP 捕捉錯誤功能並顯示自訂錯誤
15 function PMCCore_errorHandler($errno, $errstr, $errfile, $errline){
16 header('Content-type: text/plain;charset=utf-8');
20 exit('Error: '.$errstr);
23 exit('Warning: '.$errstr.' '.$errfile.' #'.$errline);
32 if(file_exists(DATA_DIR.CSV_SS)){ // Load FuuR4 CSS data
33 $style_data = DATA_DIR.CSV_SS;
35 $lines = explode("\n", file_get_contents($style_data));
36 foreach($lines as $null => $line){
38 list($style_name, $style_short, $style_path, $style_rel) = explode (',', $line);
39 $style_path = CSS_DIR.$style_path;
40 if(file_exists($style_path)){
41 if($style_rel) $style_rel = 'stylesheet';
42 else $style_rel = 'alternate stylesheet';
43 $style_load .= '<link rel="'.$style_rel.'" type="text/css" href="'.$style_path.'" title="'.$style_name.'" />'."\n";
44 $style_js = format_js_var($style_name);
45 $style_title = str_replace('[what]', $style_name, _T('style_tooltip'));
46 $style_bar .= ' <a href="javascript:set_stylesheet('.$style_js.')" title="'.$style_title.'">'.$style_short.'</a> |';
53 // Tidy up trailing seperators and empty brackets
54 $style_bar = str_replace('|]', ']', $style_bar);
55 $style_bar = str_replace('[] ', '', $style_bar);
56 $style_bar = str_replace('[]', '', $style_bar);
59 // Load stylesheet setting from config.php
60 // if either of the datafiles are missing or empty
61 if(str_replace('[]', '', $style_bar) == '') $style_load .= '<link rel="stylesheet" type="text/css" href="'.CSS_DIR.CSSFILE.'" />';
63 // style sheet js loader
64 $jsdonk = 'var style_cookie = "';
65 $jsdonk .= ($style_bar) ? 'yo_style' : '';
67 // http://www.magmagateau.com/fuukaba/ is the source of the code above w
72 function head(&$dat,$resno=0){
73 global $PTE, $PMS, $language, $style_load, $style_bar, $jsdonk;
76 // Title code from old yotsubanome //++++---- suigintou v.3.0+ code
77 if(SHOWTITLEIMG == 1){
78 $title = '<img src="'.TITLEIMG.'" alt="'.TITLE.'" />';
79 if(SHOWTITLETXT) $title .= '<br />';
80 }elseif(SHOWTITLEIMG == 2){
81 $title = '<img src="'.TITLEIMG.'" onclick="this.src=this.src;" alt="'.TITLE.'" />';
82 if(SHOWTITLETXT) $title .= '<br />';
84 if(SHOWTITLETXT) $title .= TITLE;
86 $pte_vals = array('{$TITLE}'=>TITLE,'{$TITLEHEAD}'=>$title,'{$TITLECOM}'=>strip_tags(TITLECOM),'{$RESTO}'=>$resno?$resno:'','{$STYLE_LOAD}'=>$style_load,'{$STYLE_BAR}'=>$style_bar,'{$JS_DIR}'=>JS_DIR,'{$CSS_DIR}'=>CSS_DIR,'{$JSDONK}'=>$jsdonk,'{$FAV_ICON}'=>FAV_ICON,'{$LANGUAGE}'=>PIXMICAT_LANGUAGE);
87 $dat .= $PTE->ParseBlock('HEADER',$pte_vals);
88 $PMS->useModuleMethods('Head', array(&$dat,$resno)); // "Head" Hook Point
89 $pte_vals+=array('{$ALLOW_UPLOAD_EXT}' => ALLOW_UPLOAD_EXT,
90 '{$JS_REGIST_WITHOUTCOMMENT}' => str_replace('\'', '\\\'', _T('regist_withoutcomment')),
91 '{$JS_REGIST_UPLOAD_NOTSUPPORT}' => str_replace('\'', '\\\'', _T('regist_upload_notsupport')),
92 '{$JS_CONVERT_SAKURA}' => str_replace('\'', '\\\'', _T('js_convert_sakura')));
93 $dat .= $PTE->ParseBlock('JSHEADER',$pte_vals);
95 $pte_vals += array('{$TOP_LINKS}' => TOP_LINKS,
96 '{$HOME}' => '[<a href="'.HOME.'" rel="_top">'._T('head_home').'</a>]',
97 '{$STATUS}' => '[<a href="'.PHP_SELF.'?mode=status">'._T('head_info').'</a>]',
98 '{$ADMIN}' => '[<a href="'.PHP_SELF.'?mode=admin">'._T('head_admin').'</a>]',
99 '{$REFRESH}' => '[<a href="'.PHP_SELF2.'?">'._T('head_refresh').'</a>]',
100 '{$SEARCH}' => (USE_SEARCH) ? '[<a href="'.PHP_SELF.'?mode=search">'._T('head_search').'</a>]' : '');
101 if(STYLEBAR) $pte_vals += array('{$HOOKLINKS}' => '<small>'.$style_bar.'</small>');
102 else $pte_vals += array('{$HOOKLINKS}' => '');
103 $PMS->useModuleMethods('Toplink', array(&$pte_vals['{$HOOKLINKS}'],$resno)); // "Toplink" Hook Point
104 $dat .= $PTE->ParseBlock('BODYHEAD',$pte_vals);
109 function form(&$dat, $resno, $iscollapse=true, $retURL=PHP_SELF, $name='', $mail='', $sub='', $com='', $cat='', $mode='regist'){
110 global $PTE, $PMS, $ADDITION_INFO, $language;
111 $pte_vals = array('{$SELF}'=>$retURL, '{$FORMTOP}'=>'', '{$MODE}'=>$mode);
112 $isedit = ($mode == 'edit'); // 是否為編輯模式
113 if($resno && !$isedit){
114 $links = '[<a href="'.PHP_SELF2.'?'.time().'">'._T('return').'</a>]';
115 $PMS->useModuleMethods('LinksAboveBar', array(&$links,'reply',$resno)); // "LinksAboveBar" Hook Point
116 $pte_vals['{$FORMTOP}'] = '<div id="bannerlink">'.$links.'</div><div id="banner"><div class="theader">'._T('form_top').'</div></div>';
117 } //----class="bar_reply"
118 if(!$resno) $ntno = _T('form_newt');
119 else $ntno = _T('reply_btn').':'.$resno; // new thread & reply:$resno
120 if(USE_FLOATFORM && !$resno && $iscollapse) $pte_vals['{$FORMTOP}'] .= "\n".'[<span id="show" class="hide" onmouseover="showform();" onclick="showform();">'._T('form_showpostform').'</span><span id="hide" class="show" onmouseover="hideform();" onclick="hideform();">'._T('form_hidepostform').'</span>]';
121 $pte_vals += array('{$MAX_FILE_SIZE}' => MAX_KB * 1024,
122 '{$RESTO}' => $resno ? '<input type="hidden" name="resto" value="'.$resno.'" />' : '',
123 '{$FORM_NAME_TEXT}' => _T('form_name'),
124 '{$FORM_NAME_FIELD}' => '<input class="hide" type="text" name="name" value="spammer" /><input class="inputtext" type="text" name="'.FT_NAME.'" id="fname" size="28" value="'.$name.'" />',
125 '{$FORM_EMAIL_TEXT}' => _T('form_email'),
126 '{$FORM_EMAIL_FIELD}' => '<input class="inputtext" type="text" name="'.FT_EMAIL.'" id="femail" size="28" value="'.$mail.'" /><input type="text" class="hide" name="email" value="foo@foo.bar" />',
127 '{$FORM_TOPIC_TEXT}' => _T('form_topic'),
128 '{$FORM_TOPIC_FIELD}' => '<input class="hide" value="DO NOT FIX THIS" type="text" name="sub" /><input class="inputtext" type="text" name="'.FT_SUBJECT.'" id="fsub" size="35" value="'.$sub.'" />',
129 '{$FORM_SUBMIT}' => ' <input type="submit" name="sendbtn" value="'._T('form_submit_btn').'" /><small>「'.$ntno.'」</small>',
130 '{$FORM_COMMENT_TEXT}' => _T('form_comment'),
131 '{$FORM_COMMENT_FIELD}' => '<textarea class="inputtext" name="'.FT_COMMENT.'" id="fcom" cols="48" rows="4">'.$com.'</textarea><textarea name="com" class="hide" cols="48" rows="4">EID OG SMAPS</textarea>',
132 '{$FORM_DELETE_PASSWORD_FIELD}' => '<input class="inputtext" type="password" name="pwd" size="8" maxlength="8" value="" />',
133 '{$FORM_DELETE_PASSWORD_TEXT}' => _T('form_delete_password'),
134 '{$FORM_DELETE_PASSWORD_NOTICE}' => _T('form_delete_password_notice'),
135 '{$FORM_EXTRA_COLUMN}' => '',
136 '{$FORM_NOTICE}' => _T('form_notice',str_replace('|',', ',ALLOW_UPLOAD_EXT),MAX_KB,($resno ? MAX_RW : MAX_W),($resno ? MAX_RH : MAX_H)),
137 '{$HOOKPOSTINFO}' => '',
138 '{$ADDITION_INFO}' => $ADDITION_INFO,
139 '{$FORM_NOTICE_NOSCRIPT}' => _T('form_notice_noscript'));
140 $PMS->useModuleMethods('PostForm', array(&$pte_vals['{$FORM_EXTRA_COLUMN}'])); // "PostForm" Hook Point
141 if(!$isedit && (RESIMG || !$resno)){
142 $pte_vals += array('{$FORM_ATTECHMENT_TEXT}' => _T('form_attechment'),
143 '{$FORM_ATTECHMENT_FIELD}' => '<input class="inputtext" type="file" name="upfile" id="fupfile" size="35" /><input class="hide" type="checkbox" name="reply" value="yes" />');
144 if(!NO_TEXTONLY || NO_TEXTONLY == 1){
145 $pte_vals += array('{$FORM_NOATTECHMENT_TEXT}' => _T('form_noattechment'),
146 '{$FORM_NOATTECHMENT_FIELD}' => '<input type="checkbox" name="noimg" id="noimg" value="on" />');
149 if(OPTION || USE_UPSERIES){ //++++ more options will be added on later
150 $pte_vals['{$FORM_OPTION1_TEXT}'] = _T('form_option1');
152 if(USE_UPSERIES){ // 啟動連貼機能
153 $pte_vals['{$FORM_CONTPOST_FIELD}'] = '<input type="checkbox" name="up_series" id="up_series" value="on"'.((isset($_GET["upseries"]) && $resno)?' checked="checked"':'').' />';
154 $pte_vals['{$FORM_CONTPOST_TEXT}'] = _T('form_contpost');
156 if(OPTION){ //options hook
157 $pte_vals['{$FORM_OPTION_HOOK}'] = '';
160 $pte_vals += array('{$FORM_CATEGORY_FIELD}' => '<input class="inputtext" type="text" name="category" size="28" value="'.$cat.'" />',
161 '{$FORM_CATEGORY_TEXT}' => _T('form_category'),
162 '{$FORM_CATEGORY_NOTICE}' => _T('form_category_notice'));
164 if(STORAGE_LIMIT) $pte_vals['{$FORM_NOTICE_STORAGE_LIMIT}'] = _T('form_notice_storage_limit',total_size(),STORAGE_MAX);
165 $PMS->useModuleMethods('PostInfo', array(&$pte_vals['{$HOOKPOSTINFO}'])); // "PostInfo" Hook Point
167 if(USE_FLOATFORM && !$resno && $iscollapse) $pte_vals['{$FORMBOTTOM}'] = '<script type="text/javascript">hideform();</script>';
168 $dat .= $PTE->ParseBlock('POSTFORM',$pte_vals);
173 function foot(&$dat){
174 global $PTE, $PMS, $language;
175 $pte_vals = array('{$FOOTER}'=>'<!-- GazouBBS v3.0 --><!-- ふたば改0.8 --><!-- Pixmicat! --><!-- 四葉の芽改0.8 -->'."\n");
176 $PMS->useModuleMethods('Foot', array(&$pte_vals['{$FOOTER}'])); // "Foot" Hook Point
177 $pte_vals['{$FOOTER}'] .= '<small>- <a href="http://php.s3.to" rel="_top">GazouBBS</a> + <a href="http://www.2chan.net/" rel="_top">futaba</a> + <a href="http://pixmicat.openfoundry.org/" rel="_blank">Pixmicat!</a> + <a href="http://4ch.irc.su/" rel="_blank">yotsubanome</a> -</small>';
178 $pte_vals['{$FOOTER}'] .= '<p>
179 <a href="http://validator.w3.org/check?uri=referer"><img src="http://www.w3.org/Icons/valid-xhtml11" alt="Valid XHTML 1.1" height="31" width="88" /></a>
181 $dat .= $PTE->ParseBlock('FOOTER',$pte_vals);
186 function auto_link_callback($matches){
187 return (strtolower($matches[3]) == "</a>") ? $matches[0] : preg_replace('/(https?|ftp|news|gopher)(:\/\/[\w\+\$\;\?\.\{\}%,!#~*\/:@&=_-]+)/u', '<a href="$1$2" rel="_blank">$1$2</a>', $matches[0]);
189 function auto_link($proto){
190 $proto = preg_replace('|<br\s*/?>|',"\n",$proto);
191 $proto = preg_replace_callback('/(>|^)([^<]+?)(<.*?>|$)/m','auto_link_callback',$proto);
192 return str_replace("\n",'<br />',$proto);
196 function quoteLight($comment){
197 return preg_replace('/(^|<br \/>)((?:>|>).*?)(?=<br \/>|$)/u', '$1<span class="unkfunc">$2</span>', $comment);
200 function quoteLight2($comment){
201 return preg_replace('/(^|<br \/>)((?:#|#).*?)(?=<br \/>|$)/u', '$1<span class="unkfunc2">$2</span>', $comment);
206 return 'http://'.$_SERVER['HTTP_HOST'].substr($_SERVER['PHP_SELF'], 0, strpos($_SERVER['PHP_SELF'], PHP_SELF));
210 function anti_sakura($str){
211 return preg_match('/[\x{E000}-\x{F848}]/u', $str);
216 function error($mes, $dest=''){
218 if(is_file($dest)) unlink($dest);
219 $pte_vals = array('{$SELF2}'=>PHP_SELF2.'?'.time(), '{$MESG}'=>$mes, '{$RETURN_TEXT}'=>_T('return'), '{$BACK_TEXT}'=>_T('error_back'));
222 $dat .= $PTE->ParseBlock('ERROR',$pte_vals);
229 function CleanStr($str, $IsAdmin=false){
230 $str = trim($str); // 去除前後多餘空白
231 if(get_magic_quotes_gpc()) $str = stripslashes($str); // "\"斜線符號去除
232 // XML 1.1 Second Edition: 部分避免用字 (http://www.w3.org/TR/2006/REC-xml11-20060816/#charsets)
233 $str = preg_replace('/([\x1-\x8\xB-\xC\xE-\x1F\x7F-\x84\x86-\x9F\x{FDD0}-\x{FDDF}])/u', '', htmlspecialchars($str));
235 if($IsAdmin && CAP_ISHTML){ // 管理員開啟HTML
236 $str = preg_replace('/<(.*?)>/', '<$1>', $str); // 如果有<...>則轉回<...>成為正常標籤
241 /* 適用UTF-8環境的擬substr,取出特定數目字元
242 原出處:Sea Otter @ 2005.05.10
243 http://www.meyu.net/star/viewthread.php?tid=267&fpage=10 */
244 function str_cut($str, $maxlen=20){
245 $i = $l = 0; $len = strlen($str); $f = true; $return_str = $str;
247 $chars = ord($str{$i});
248 if($chars < 0x80){ $l++; $i++; }
249 elseif($chars < 0xe0){ $l++; $i += 2; }
250 elseif($chars < 0xf0){ $l += 2; $i += 3; }
251 elseif($chars < 0xf8){ $l++; $i += 4; }
252 elseif($chars < 0xfc){ $l++; $i += 5; }
253 elseif($chars < 0xfe){ $l++; $i += 6; }
254 if(($l >= $maxlen) && $f){
255 $return_str = substr($str, 0, $i);
258 if(($l > $maxlen) && ($i <= $len)){
259 $return_str = $return_str.'…';
266 /* 檢查瀏覽器和伺服器是否支援gzip壓縮方式 */
267 function CheckSupportGZip(){
268 $HTTP_ACCEPT_ENCODING = isset($_SERVER['HTTP_ACCEPT_ENCODING']) ? $_SERVER['HTTP_ACCEPT_ENCODING'] : '';
269 if(headers_sent() || connection_aborted()) return 0; // 已送出資料,取消
270 if(!(function_exists('gzencode') && function_exists('ob_start') && function_exists('ob_get_clean'))) return 0; // 伺服器相關的套件或函式無法使用,取消
271 if(strpos($HTTP_ACCEPT_ENCODING, 'gzip')!==false) return 'gzip';
275 /* 封鎖 IP / Hostname / DNSBL 綜合性檢查 */
276 function BanIPHostDNSBLCheck($IP, $HOST, &$baninfo){
277 if(!BAN_CHECK) return false; // Disabled
278 global $BANPATTERN, $DNSBLservers, $DNSBLWHlist;
281 $HOST = strtolower($HOST);
282 $checkTwice = ($IP != $HOST); // 是否需檢查第二次
284 foreach($BANPATTERN as $pattern){
285 $slash = substr_count($pattern, '/');
286 if($slash==2){ // RegExp
288 }elseif($slash==1){ // CIDR Notation
289 if(matchCIDR($IP, $pattern)){ $IsBanned = true; break; }
291 }elseif(strpos($pattern, '*')!==false || strpos($pattern, '?')!==false){ // Wildcard
292 $pattern = '/^'.str_replace(array('.', '*', '?'), array('\.', '.*', '.?'), $pattern).'$/i';
294 if($IP==$pattern || ($checkTwice && $HOST==strtolower($pattern))){ $IsBanned = true; break; }
297 if(preg_match($pattern, $HOST) || ($checkTwice && preg_match($pattern, $IP))){ $IsBanned = true; break; }
299 if($IsBanned){ $baninfo = _T('ip_banned'); return true; }
301 // DNS-based Blackhole List(DNSBL) 黑名單
302 if(!$DNSBLservers[0]) return false; // Skip check
303 if(array_search($IP, $DNSBLWHlist)!==false) return false; // IP位置在白名單內
304 $rev = implode('.', array_reverse(explode('.', $IP)));
305 $lastPoint = count($DNSBLservers) - 1; if($DNSBLservers[0] < $lastPoint) $lastPoint = $DNSBLservers[0];
307 for($i = 1; $i <= $lastPoint; $i++){
308 $query = $rev.'.'.$DNSBLservers[$i].'.'; // FQDN
309 $result = gethostbyname($query);
310 if($result && ($result != $query)){ $isListed = $DNSBLservers[$i]; break; }
312 if($isListed){ $baninfo = _T('ip_dnsbl_banned',$isListed); return true; }
315 function matchCIDR($addr, $cidr) {
316 list($ip, $mask) = explode('/', $cidr);
317 return (ip2long($addr) >> (32 - $mask) == ip2long($ip.str_repeat('.0', 3 - substr_count($ip, '.'))) >> (32 - $mask));
321 function adminAuthenticate($mode){
323 $loginkey = md5($_SERVER['HTTP_USER_AGENT'].ADMIN_PASS.$_SERVER['REMOTE_ADDR']);
326 if(isset($_SESSION['pmcLogin'])) unset($_SESSION['pmcLogin']);
329 $_SESSION['pmcLogin'] = $loginkey;
332 if(isset($_SESSION['pmcLogin']) && $_SESSION['pmcLogin']==$loginkey){
333 session_regenerate_id(true); // 更換 Session id key 避免 Hijacking
341 /* 取得 (Transparent) Proxy 提供之 IP 參數 */
342 function getREMOTE_ADDR(){
343 // 同時有 VIA 和 FORWARDED_FOR 較可能為 Proxy
344 if(isset($_SERVER['HTTP_VIA']) && isset($_SERVER['HTTP_X_FORWARDED_FOR'])){
345 $tmp = preg_split('/[ ,]+/', $_SERVER['HTTP_X_FORWARDED_FOR']);
346 // 防止 Squid "unknown" 問題,此種情況直接使用 REMOTE_ADDR
347 return ($tmp[0] != 'unknown' ? $tmp[0] : $_SERVER['REMOTE_ADDR']);
349 return $_SERVER['REMOTE_ADDR'];
352 /* css style sheet */
353 function format_js_var($var_name){
354 return("'".$var_name."'");
358 # Written by Coda, functionified by Foone/Popcorn Mariachi#!9i78bPeIxI
359 # This code is in the public domain
360 # identify_apng returns:
361 # true if the file is an APNG
362 # false if it is any other sort of file (it is not checked for PNG validity)
363 # takes on argument, a filename.
365 function identify_apng($filename){
367 $img_bytes = file_get_contents($filename);
369 if(strpos(substr($img_bytes, 0, strpos($img_bytes, 'IDAT')), 'acTL') !== false){
370 return $apng = TRUE; // APNG
373 return $apng = FALSE; // not APNG
376 /* total amount of ommited posts/images */ // suigintou v.3.0+ code
377 function _res($posts, $images = 0){
378 $omitp = ($posts) ? sp(_T('notice_omitted_posts'), $posts) : false;
379 $omiti = ($images) ? sp(_T('notice_omitted_images'), $images) : false;
380 return($omitp.$omiti);
382 /* plural strings for ommited post messages */
383 function sp($string, $value, $shownull = false){
384 // Determine whether to show string for zero values
385 if(!$value && $shownull || $value) $show = true;
386 elseif(!$value && !$shownull) $show = false;
387 else $show = $shownull;
389 if($show) $string = str_replace('[#]', number_format($value), $string);
392 // Separate words from plural forms
393 ereg('(.*)(\[)(.*)(\])(.*)', $string, $regs);
394 $plu_word_s = $regs[1];
395 $plu_bits = $regs[3];
396 $plu_word_e = $regs[5];
398 if(strstr($plu_bits, '|')){
399 // To the left of the | is the single form; to the right, the plural form
400 ereg('(.*)(\|)(.*)', $plu_bits, $regs);
404 // [|s] will work for words that should end in "s", but this bit handles [s]
409 // Spit it out, Smith
410 $plu_bit_d = ($value == -1 || $value == 1)?$single:$plural;
411 $plu_word = $plu_word_s.$plu_bit_d.$plu_word_e;
413 if($plu_word) return($plu_word); else return($string);
417 /* comment too long function */
418 // truncate $str to $max_lines lines and return $str and $abbr
419 // where $abbr = whether or not $str was actually truncated
420 function abbreviate($str, $max_lines){
421 if(!defined('MAX_LINES')){
422 if(defined('BR_CHECK')) define('MAX_LINES', BR_CHECK);
423 else define('MAX_LINES', 24);
425 $max_lines = MAX_LINES;
427 $lines = explode("<br />", $str);
428 if(count($lines) > $max_lines){
430 $lines = array_slice($lines, 0, $max_lines);
431 $str = implode("<br />", $lines);
433 //close spans after abbreviating
434 //XXX will not work with more html - use abbreviate_html from shiichan
435 $str .= str_repeat("</span>", substr_count($str, "<span") - substr_count($str, "</span"));
436 return array($str, $abbr);