6 * Copyright (c) 1999-2004 The SquirrelMail Project Team
7 * Licensed under the GNU GPL. For full terms see the file COPYING.
9 * This code provides various string manipulation functions that are
10 * used by the rest of the Squirrelmail code.
13 * @package squirrelmail
17 * SquirrelMail version number -- DO NOT CHANGE
20 $version = '1.5.1 [CVS]';
23 * SquirrelMail internal version number -- DO NOT CHANGE
24 * $sm_internal_version = array (release, major, minor)
26 global $SQM_INTERNAL_VERSION;
27 $SQM_INTERNAL_VERSION = array(1,5,1);
30 * There can be a circular issue with includes, where the $version string is
31 * referenced by the include of global.php, etc. before it's defined.
32 * For that reason, bring in global.php AFTER we define the version strings.
34 require_once(SM_PATH
. 'functions/global.php');
37 * Appends citation markers to the string.
38 * Also appends a trailing space.
40 * @author Justus Pendleton
42 * @param string str The string to append to
43 * @param int citeLevel the number of markers to append
46 function sqMakeCite (&$str, $citeLevel) {
47 for ($i = 0; $i < $citeLevel; $i++
) {
50 if ($citeLevel != 0) {
56 * Create a newline in the string, adding citation
57 * markers to the newline as necessary.
59 * @author Justus Pendleton
61 * @param string str the string to make a newline in
62 * @param int citeLevel the citation level the newline is at
63 * @param int column starting column of the newline
66 function sqMakeNewLine (&$str, $citeLevel, &$column) {
70 sqMakeCite ($str, $citeLevel);
71 $column = $citeLevel +
1;
78 * Checks for spaces in strings - only used if PHP doesn't have native ctype support
80 * @author Tomas Kuliavas
82 * You might be able to rewrite the function by adding short evaluation form.
85 * - iso-2022-xx charsets - hex 20 might be part of other symbol. I might
86 * be wrong. 0x20 is not used in iso-2022-jp. I haven't checked iso-2022-kr
87 * and iso-2022-cn mappings.
89 * - no-break space ( ) - it is 8bit symbol, that depends on charset.
90 * there are at least three different charset groups that have nbsp in
93 * I don't see any charset/nbsp options in php ctype either.
95 * @param string $string tested string
96 * @return bool true when only whitespace symbols are present in test string
98 function sm_ctype_space($string) {
99 if ( preg_match('/^[\x09-\x0D]|^\x20/', $string) ||
$string=='') {
107 * Wraps text at $wrap characters. While sqWordWrap takes
108 * a single line of text and wraps it, this function works
109 * on the entire corpus at once, this allows it to be a little
110 * bit smarter and when and how to wrap.
112 * @author Justus Pendleton
114 * @param string body the entire body of text
115 * @param int wrap the maximum line length
116 * @return string the wrapped text
118 function &sqBodyWrap (&$body, $wrap) {
119 //check for ctype support, and fake it if it doesn't exist
120 if (!function_exists('ctype_space')) {
121 function ctype_space ($string) {
122 return sm_ctype_space($string);
126 // the newly wrapped text
128 // current column since the last newline in the outstring
130 $length = strlen($body);
131 // where we are in the original string
133 // the number of >>> citation markers we are currently at
136 // the main loop, whenever we start a newline of input text
137 // we start from here
138 while ($pos < $length) {
139 // we're at the beginning of a line, get the new cite level
142 while (($pos < $length) && ($body{$pos} == '>')) {
146 // skip over any spaces interleaved among the cite markers
147 while (($pos < $length) && ($body{$pos} == ' ')) {
152 if ($pos >= $length) {
157 // special case: if this is a blank line then maintain it
158 // (i.e. try to preserve original paragraph breaks)
159 // unless they occur at the very beginning of the text
160 if (($body{$pos} == "\n" ) && (strlen($outString) != 0)) {
161 $outStringLast = $outString{strlen($outString) - 1};
162 if ($outStringLast != "\n") {
165 sqMakeCite ($outString, $newCiteLevel);
172 // if the cite level has changed, then start a new line
173 // with the new cite level.
174 if (($citeLevel != $newCiteLevel) && ($pos > ($newCiteLevel +
1)) && ($outStringCol != 0)) {
175 sqMakeNewLine ($outString, 0, $outStringCol);
178 $citeLevel = $newCiteLevel;
180 // prepend the quote level if necessary
181 if ($outStringCol == 0) {
182 sqMakeCite ($outString, $citeLevel);
183 // if we added a citation then move the column
184 // out by citelevel + 1 (the cite markers + the space)
185 $outStringCol = $citeLevel +
($citeLevel ?
1 : 0);
186 } else if ($outStringCol > $citeLevel) {
187 // not a cite and we're not at the beginning of a line
188 // in the output. add a space to separate the new text
189 // from previous text.
194 // find the next newline -- we don't want to go further than that
195 $nextNewline = strpos ($body, "\n", $pos);
196 if ($nextNewline === FALSE) {
197 $nextNewline = $length;
200 // Don't wrap unquoted lines at all. For now the textarea
201 // will work fine for this. Maybe revisit this later though
202 // (for completeness more than anything else, I think)
203 if ($citeLevel == 0) {
204 $outString .= substr ($body, $pos, ($nextNewline - $pos));
205 $outStringCol = $nextNewline - $pos;
206 if ($nextNewline != $length) {
207 sqMakeNewLine ($outString, 0, $outStringCol);
209 $pos = $nextNewline +
1;
213 * Set this to false to stop appending short strings to previous lines
216 // inner loop, (obviously) handles wrapping up to
218 while ($pos < $nextNewline) {
219 // skip over initial spaces
220 while (($pos < $nextNewline) && (ctype_space ($body{$pos}))) {
223 // if this is a short line then just append it and continue outer loop
224 if (($outStringCol +
$nextNewline - $pos) <= ($wrap - $citeLevel - 1) ) {
225 // if this is the final line in the input string then include
226 // any trailing newlines
227 // echo substr($body,$pos,$wrap). "<br />";
228 if (($nextNewline +
1 == $length) && ($body{$nextNewline} == "\n")) {
232 // trim trailing spaces
233 $lastRealChar = $nextNewline;
234 while (($lastRealChar > $pos && $lastRealChar < $length) && (ctype_space ($body{$lastRealChar}))) {
237 // decide if appending the short string is what we want
238 if (($nextNewline < $length && $body{$nextNewline} == "\n") &&
239 isset($lastRealChar)) {
241 //check the first word:
242 while (($mypos < $length) && ($body{$mypos} == '>')) {
244 // skip over any spaces interleaved among the cite markers
246 while (($mypos < $length) && ($body{$mypos} == ' ')) {
252 if ($mypos == $nextNewline+1) {
253 while (($mypos < $length) && ($body{$mypos} == ' ')) {
259 $firstword = substr($body,$mypos,strpos($body,' ',$mypos) - $mypos);
260 //if ($dowrap || $ldnspacecnt > 1 || ($firstword && (
261 if (!$smartwrap ||
$firstword && (
262 $firstword{0} == '-' ||
263 $firstword{0} == '+' ||
264 $firstword{0} == '*' ||
265 $firstword{0} == strtoupper($firstword{0}) ||
266 strpos($firstword,':'))) {
267 $outString .= substr($body,$pos,($lastRealChar - $pos+
1));
268 $outStringCol +
= ($lastRealChar - $pos);
269 sqMakeNewLine($outString,$citeLevel,$outStringCol);
278 $outString .= substr ($body, $pos, ($lastRealChar - $pos +
1));
279 $outStringCol +
= ($lastRealChar - $pos);
280 $pos = $nextNewline +
1;
284 $eol = $pos +
$wrap - $citeLevel - $outStringCol;
285 // eol is the tentative end of line.
286 // look backwards for there for a whitespace to break at.
287 // if it's already less than our current position then
288 // our current line is already too long, break immediately
289 // and restart outer loop
291 sqMakeNewLine ($outString, $citeLevel, $outStringCol);
295 // start looking backwards for whitespace to break at.
297 while (($breakPoint > $pos) && (! ctype_space ($body{$breakPoint}))) {
301 // if we didn't find a breakpoint by looking backward then we
302 // need to figure out what to do about that
303 if ($breakPoint == $pos) {
304 // if we are not at the beginning then end this line
305 // and start a new loop
306 if ($outStringCol > ($citeLevel +
1)) {
307 sqMakeNewLine ($outString, $citeLevel, $outStringCol);
310 // just hard break here. most likely we are breaking
311 // a really long URL. could also try searching
312 // forward for a break point, which is what Mozilla
313 // does. don't bother for now.
318 // special case: maybe we should have wrapped last
319 // time. if the first breakpoint here makes the
320 // current line too long and there is already text on
321 // the current line, break and loop again if at
322 // beginning of current line, don't force break
324 if ((($outStringCol +
($breakPoint - $pos)) > ($wrap +
$SLOP)) && ($outStringCol > ($citeLevel +
1))) {
325 sqMakeNewLine ($outString, $citeLevel, $outStringCol);
329 // skip newlines or whitespace at the beginning of the string
330 $substring = substr ($body, $pos, ($breakPoint - $pos));
331 $substring = rtrim ($substring); // do rtrim and ctype_space have the same ideas about whitespace?
332 $outString .= $substring;
333 $outStringCol +
= strlen ($substring);
334 // advance past the whitespace which caused the wrap
336 while (($pos < $length) && (ctype_space ($body{$pos}))) {
339 if ($pos < $length) {
340 sqMakeNewLine ($outString, $citeLevel, $outStringCol);
349 * Wraps text at $wrap characters
351 * Has a problem with special HTML characters, so call this before
352 * you do character translation.
354 * Specifically, ' comes up as 5 characters instead of 1.
355 * This should not add newlines to the end of lines.
357 * @param string line the line of text to wrap, by ref
358 * @param int wrap the maximum line lenth
361 function sqWordWrap(&$line, $wrap) {
362 global $languages, $squirrelmail_language;
364 if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
365 function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
366 if (mb_detect_encoding($line) != 'ASCII') {
367 $line = $languages[$squirrelmail_language]['XTRA_CODE']('wordwrap', $line, $wrap);
372 ereg("^([\t >]*)([^\t >].*)?$", $line, $regs);
373 $beginning_spaces = $regs[1];
374 if (isset($regs[2])) {
375 $words = explode(' ', $regs[2]);
381 $line = $beginning_spaces;
383 while ($i < count($words)) {
384 /* Force one word to be on a line (minimum) */
386 $line_len = strlen($beginning_spaces) +
strlen($words[$i]) +
2;
387 if (isset($words[$i +
1]))
388 $line_len +
= strlen($words[$i +
1]);
391 /* Add more words (as long as they fit) */
392 while ($line_len < $wrap && $i < count($words)) {
393 $line .= ' ' . $words[$i];
395 if (isset($words[$i]))
396 $line_len +
= strlen($words[$i]) +
1;
401 /* Skip spaces if they are the first thing on a continued line */
402 while (!isset($words[$i]) && $i < count($words)) {
406 /* Go to the next line if we have more to process */
407 if ($i < count($words)) {
414 * Does the opposite of sqWordWrap()
415 * @param string body the text to un-wordwrap
418 function sqUnWordWrap(&$body) {
419 global $squirrelmail_language;
421 if ($squirrelmail_language == 'ja_JP') {
425 $lines = explode("\n", $body);
427 $PreviousSpaces = '';
428 $cnt = count($lines);
429 for ($i = 0; $i < $cnt; $i ++
) {
430 preg_match("/^([\t >]*)([^\t >].*)?$/", $lines[$i], $regs);
431 $CurrentSpaces = $regs[1];
432 if (isset($regs[2])) {
433 $CurrentRest = $regs[2];
439 $PreviousSpaces = $CurrentSpaces;
441 } else if (($PreviousSpaces == $CurrentSpaces) /* Do the beginnings match */
442 && (strlen($lines[$i - 1]) > 65) /* Over 65 characters long */
443 && strlen($CurrentRest)) { /* and there's a line to continue with */
444 $body .= ' ' . $CurrentRest;
446 $body .= "\n" . $lines[$i];
447 $PreviousSpaces = $CurrentSpaces;
454 * If $haystack is a full mailbox name and $needle is the mailbox
455 * separator character, returns the last part of the mailbox name.
457 * @param string haystack full mailbox name to search
458 * @param string needle the mailbox separator character
459 * @return string the last part of the mailbox name
461 function readShortMailboxName($haystack, $needle) {
466 $parts = explode($needle, $haystack);
467 $elem = array_pop($parts);
468 while ($elem == '' && count($parts)) {
469 $elem = array_pop($parts);
478 * Creates an URL for the page calling this function, using either the PHP global
479 * REQUEST_URI, or the PHP global PHP_SELF with QUERY_STRING added.
481 * @return string the complete url for this page
483 function php_self () {
484 if ( sqgetGlobalVar('REQUEST_URI', $req_uri, SQ_SERVER
) && !empty($req_uri) ) {
488 if ( sqgetGlobalVar('PHP_SELF', $php_self, SQ_SERVER
) && !empty($php_self) ) {
490 // need to add query string to end of PHP_SELF to match REQUEST_URI
492 if ( sqgetGlobalVar('QUERY_STRING', $query_string, SQ_SERVER
) && !empty($query_string) ) {
493 $php_self .= '?' . $query_string;
506 * Determines the location to forward to, relative to your server.
507 * This is used in HTTP Location: redirects.
508 * If this doesnt work correctly for you (although it should), you can
509 * remove all this code except the last two lines, and have it return
510 * the right URL for your site, something like:
512 * http://www.example.com/squirrelmail/
514 * @return string the base url for this SquirrelMail installation
516 function get_location () {
518 global $imap_server_type;
520 /* Get the path, handle virtual directories */
521 if(strpos(php_self(), '?')) {
522 $path = substr(php_self(), 0, strpos(php_self(), '?'));
526 $path = substr($path, 0, strrpos($path, '/'));
527 if ( sqgetGlobalVar('sq_base_url', $full_url, SQ_SESSION
) ) {
528 return $full_url . $path;
531 /* Check if this is a HTTPS or regular HTTP request. */
535 * If you have 'SSLOptions +StdEnvVars' in your apache config
536 * OR if you have HTTPS=on in your HTTP_SERVER_VARS
537 * OR if you are on port 443
539 $getEnvVar = getenv('HTTPS');
540 if ((isset($getEnvVar) && !strcasecmp($getEnvVar, 'on')) ||
541 (sqgetGlobalVar('HTTPS', $https_on, SQ_SERVER
) && !strcasecmp($https_on, 'on')) ||
542 (sqgetGlobalVar('SERVER_PORT', $server_port, SQ_SERVER
) && $server_port == 443)) {
546 /* Get the hostname from the Host header or server config. */
547 if ( !sqgetGlobalVar('HTTP_HOST', $host, SQ_SERVER
) ||
empty($host) ) {
548 if ( !sqgetGlobalVar('SERVER_NAME', $host, SQ_SERVER
) ||
empty($host) ) {
554 if (! strstr($host, ':')) {
555 if (sqgetGlobalVar('SERVER_PORT', $server_port, SQ_SERVER
)) {
556 if (($server_port != 80 && $proto == 'http://') ||
557 ($server_port != 443 && $proto == 'https://')) {
558 $port = sprintf(':%d', $server_port);
563 /* this is a workaround for the weird macosx caching that
564 causes Apache to return 16080 as the port number, which causes
567 if ($imap_server_type == 'macosx' && $port == ':16080') {
571 /* Fallback is to omit the server name and use a relative */
572 /* URI, although this is not RFC 2616 compliant. */
573 $full_url = ($host ?
$proto . $host . $port : '');
574 sqsession_register($full_url, 'sq_base_url');
575 return $full_url . $path;
582 * These functions are used to encrypt the password before it is
583 * stored in a cookie. The encryption key is generated by
584 * OneTimePadCreate();
586 * @param string string the (password)string to encrypt
587 * @param string epad the encryption key
588 * @return string the base64-encoded encrypted password
590 function OneTimePadEncrypt ($string, $epad) {
591 $pad = base64_decode($epad);
593 for ($i = 0; $i < strlen ($string); $i++
) {
594 $encrypted .= chr (ord($string[$i]) ^
ord($pad[$i]));
597 return base64_encode($encrypted);
601 * Decrypts a password from the cookie
603 * Decrypts a password from the cookie, encrypted by OneTimePadEncrypt.
604 * This uses the encryption key that is stored in the session.
606 * @param string string the string to decrypt
607 * @param string epad the encryption key from the session
608 * @return string the decrypted password
610 function OneTimePadDecrypt ($string, $epad) {
611 $pad = base64_decode($epad);
612 $encrypted = base64_decode ($string);
614 for ($i = 0; $i < strlen ($encrypted); $i++
) {
615 $decrypted .= chr (ord($encrypted[$i]) ^
ord($pad[$i]));
623 * Randomizes the mt_rand() function.
625 * Toss this in strings or integers and it will seed the generator
626 * appropriately. With strings, it is better to get them long.
627 * Use md5() to lengthen smaller strings.
629 * @param mixed val a value to seed the random number generator
632 function sq_mt_seed($Val) {
633 /* if mt_getrandmax() does not return a 2^n - 1 number,
634 this might not work well. This uses $Max as a bitmask. */
635 $Max = mt_getrandmax();
637 if (! is_int($Val)) {
649 mt_srand(($Val ^
mt_rand(0, $Max)) & $Max);
654 * Init random number generator
656 * This function initializes the random number generator fairly well.
657 * It also only initializes it once, so you don't accidentally get
658 * the same 'random' numbers twice in one session.
662 function sq_mt_randomize() {
670 sqgetGlobalVar('REMOTE_PORT', $remote_port, SQ_SERVER
);
671 sqgetGlobalVar('REMOTE_ADDR', $remote_addr, SQ_SERVER
);
672 sq_mt_seed((int)((double) microtime() * 1000000));
673 sq_mt_seed(md5($remote_port . $remote_addr . getmypid()));
676 if (function_exists('getrusage')) {
677 /* Avoid warnings with Win32 */
679 if (isset($dat) && is_array($dat)) {
681 foreach ($dat as $k => $v)
685 sq_mt_seed(md5($Str));
689 if(sqgetGlobalVar('UNIQUE_ID', $unique_id, SQ_SERVER
)) {
690 sq_mt_seed(md5($unique_id));
697 * Creates encryption key
699 * Creates an encryption key for encrypting the password stored in the cookie.
700 * The encryption key itself is stored in the session.
702 * @param int length optional, length of the string to generate
703 * @return string the encryption key
705 function OneTimePadCreate ($length=100) {
709 for ($i = 0; $i < $length; $i++
) {
710 $pad .= chr(mt_rand(0,255));
713 return base64_encode($pad);
717 * Returns a string showing the size of the message/attachment.
719 * @param int bytes the filesize in bytes
720 * @return string the filesize in human readable format
722 function show_readable_size($bytes) {
726 if ($bytes / 1024 > 1) {
733 settype($bytes, 'integer');
736 settype($bytes, 'integer');
739 return $bytes . '<small> ' . $type . '</small>';
743 * Generates a random string from the caracter set you pass in
745 * @param int size the size of the string to generate
746 * @param string chars a string containing the characters to use
747 * @param int flags a flag to add a specific set to the characters to use:
749 * 1 = add lowercase a-z to $chars
750 * 2 = add uppercase A-Z to $chars
751 * 4 = add numbers 0-9 to $chars
752 * @return string the random string
754 function GenerateRandomString($size, $chars, $flags = 0) {
756 $chars .= 'abcdefghijklmnopqrstuvwxyz';
759 $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
762 $chars .= '0123456789';
765 if (($size < 1) ||
(strlen($chars) < 1)) {
769 sq_mt_randomize(); /* Initialize the random number generator */
772 $j = strlen( $chars ) - 1;
773 while (strlen($String) < $size) {
774 $String .= $chars{mt_rand(0, $j)};
781 * Escapes special characters for use in IMAP commands.
783 * @param string the string to escape
784 * @return string the escaped string
786 function quoteimap($str) {
787 return preg_replace("/([\"\\\\])/", "\\\\$1", $str);
793 * Trims every element in the array, ie. remove the first char of each element
794 * @param array array the array to trim
796 function TrimArray(&$array) {
797 foreach ($array as $k => $v) {
800 foreach ($
$k as $k2 => $v2) {
801 $
$k[$k2] = substr($v2, 1);
807 /* Re-assign back to array. */
813 * Create compose link
815 * Returns a link to the compose-page, taking in consideration
816 * the compose_in_new and javascript settings.
817 * @param string url the URL to the compose page
818 * @param string text the link text, default "Compose"
819 * @return string a link to the compose page
821 function makeComposeLink($url, $text = null, $target='')
823 global $compose_new_win,$javascript_on;
826 $text = _("Compose");
830 // if not using "compose in new window", make
831 // regular link and be done with it
832 if($compose_new_win != '1') {
833 return makeInternalLink($url, $text, $target);
837 // build the compose in new window link...
840 // if javascript is on, use onClick event to handle it
842 sqgetGlobalVar('base_uri', $base_uri, SQ_SESSION
);
843 return '<a href="javascript:void(0)" onclick="comp_in_new(\''.$base_uri.$url.'\')">'. $text.'</a>';
847 // otherwise, just open new window using regular HTML
848 return makeInternalLink($url, $text, '_blank');
855 * sm_print_r($some_variable, [$some_other_variable [, ...]]);
857 * Debugging function - does the same as print_r, but makes sure special
858 * characters are converted to htmlentities first. This will allow
859 * values like <some@email.address> to be displayed.
860 * The output is wrapped in <<pre>> and <</pre>> tags.
864 function sm_print_r() {
865 ob_start(); // Buffer output
866 foreach(func_get_args() as $var) {
870 $buffer = ob_get_contents(); // Grab the print_r output
871 ob_end_clean(); // Silently discard the output & stop buffering
873 print htmlentities($buffer);
878 * version of fwrite which checks for failure
880 function sq_fwrite($fp, $string) {
882 $count = @fwrite
($fp,$string);
883 // the number of bytes written should be the length of the string
884 if($count != strlen($string)) {
892 * sq_get_html_translation_table
894 * Returns the translation table used by sq_htmlentities()
896 * @param integer $table html translation table. Possible values (without quotes):
898 * <li>HTML_ENTITIES - full html entities table defined by charset</li>
899 * <li>HTML_SPECIALCHARS - html special characters table</li>
901 * @param integer $quote_style quote encoding style. Possible values (without quotes):
903 * <li>ENT_COMPAT - (default) encode double quotes</li>
904 * <li>ENT_NOQUOTES - don't encode double or single quotes</li>
905 * <li>ENT_QUOTES - encode double and single quotes</li>
907 * @param string $charset charset used for encoding. default to us-ascii, 'auto' uses $default_charset global value.
908 * @return array html translation array
910 function sq_get_html_translation_table($table,$quote_style=ENT_COMPAT
,$charset='us-ascii') {
911 global $default_charset;
913 if ($table == HTML_SPECIALCHARS
) $charset='us-ascii';
915 // Start array with ampersand
916 $sq_html_ent_table = array( "&" => '&' );
919 $sq_html_ent_table = array_merge($sq_html_ent_table,
924 if ($quote_style == ENT_COMPAT
)
925 $sq_html_ent_table = array_merge($sq_html_ent_table,
926 array("\"" => '"')
929 // double and single quotes
930 if ($quote_style == ENT_QUOTES
)
931 $sq_html_ent_table = array_merge($sq_html_ent_table,
932 array("\"" => '"',
936 if ($charset=='auto') $charset=$default_charset;
938 // add entities that depend on charset
941 include_once(SM_PATH
. 'functions/htmlentities/iso-8859-1.php');
944 include_once(SM_PATH
. 'functions/htmlentities/utf-8.php');
951 return $sq_html_ent_table;
957 * Convert all applicable characters to HTML entities.
958 * Minimal php requirement - v.4.0.5
960 * @param string $string string that has to be sanitized
961 * @param integer $quote_style quote encoding style. Possible values (without quotes):
963 * <li>ENT_COMPAT - (default) encode double quotes</li>
964 * <li>ENT_NOQUOTES - don't encode double or single quotes</li>
965 * <li>ENT_QUOTES - encode double and single quotes</li>
967 * @param string $charset charset used for encoding. defaults to 'us-ascii', 'auto' uses $default_charset global value.
968 * @return string sanitized string
970 function sq_htmlentities($string,$quote_style=ENT_COMPAT
,$charset='us-ascii') {
971 // get translation table
972 $sq_html_ent_table=sq_get_html_translation_table(HTML_ENTITIES
,$quote_style,$charset);
973 // convert characters
974 return str_replace(array_keys($sq_html_ent_table),array_values($sq_html_ent_table),$string);
977 $PHP_SELF = php_self();