$offset = 0;
while (strpos($results, "\r\n", $offset) === false) {
if (!($read = fgets($imap_stream, $buffer))) {
+ /* this happens in case of an error */
+ /* reset $results because it's useless */
+ $results = false;
break;
}
if ( $results != '' ) {
* the errors will be sent back through $response and $message
*/
-function sqimap_read_data_list ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
+function sqimap_read_data_list ($imap_stream, $tag_uid, $handle_errors, &$response, &$message, $query = '') {
global $color, $squirrelmail_language;
$read = '';
- $pre_a = explode(' ',trim($pre));
- $pre = $pre_a[0];
+ $tag_uid_a = explode(' ',trim($tag_uid));
+ $tag = $tag_uid_a[0];
$resultlist = array();
$data = array();
$read = sqimap_fgets($imap_stream);
- while (1) {
- switch (true) {
- case preg_match("/^$pre (OK|BAD|NO)(.*)$/", $read, $regs):
- case preg_match('/^\* (BYE \[ALERT\])(.*)$/', $read, $regs):
- $response = $regs[1];
- $message = trim($regs[2]);
- break 2;
- case preg_match("/^\* (OK \[PARSE\])(.*)$/", $read):
+ $i = 0;
+ while ($read) {
+ $char = $read{0};
+ switch ($char)
+ {
+ case '+':
+ default:
+ $read = sqimap_fgets($imap_stream);
+ break;
+
+ case $tag{0}:
+ {
+ /* get the command */
+ $arg = '';
+ $i = strlen($tag)+1;
+ $s = substr($read,$i);
+ if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) {
+ $arg = substr($s,0,$j);
+ }
+ $found_tag = substr($read,0,$i-1);
+ if ($arg && $found_tag==$tag) {
+ switch ($arg)
+ {
+ case 'OK':
+ case 'BAD':
+ case 'NO':
+ case 'BYE':
+ case 'PREAUTH':
+ $response = $arg;
+ $message = trim(substr($read,$i+strlen($arg)));
+ break 3; /* switch switch while */
+ default:
+ /* this shouldn't happen */
+ $response = $arg;
+ $message = trim(substr($read,$i+strlen($arg)));
+ break 3; /* switch switch while */
+ }
+ } elseif($found_tag !== $tag) {
+ /* reset data array because we do not need this reponse */
+ $data = array();
$read = sqimap_fgets($imap_stream);
- break 1;
- case preg_match('/^\* ([0-9]+) FETCH.*/', $read, $regs):
+ break;
+ }
+ } // end case $tag{0}
+
+ case '*':
+ {
+ if (preg_match('/^\*\s\d+\sFETCH/',$read)) {
+ /* check for literal */
+ $s = substr($read,-3);
$fetch_data = array();
- $fetch_data[] = $read;
- $read = sqimap_fgets($imap_stream);
- while (!preg_match('/^\* [0-9]+ FETCH.*/', $read) &&
- !preg_match("/^$pre (OK|BAD|NO)(.*)$/", $read)) {
- $fetch_data[] = $read;
- $last = $read;
- $read = sqimap_fgets($imap_stream);
- }
- if (isset($last) && preg_match('/^\)/', $last)) {
- array_pop($fetch_data);
- }
+ do { /* outer loop, continue until next untagged fetch
+ or tagged reponse */
+ do { /* innerloop for fetching literals. with this loop
+ we prohibid that literal responses appear in the
+ outer loop so we can trust the untagged and
+ tagged info provided by $read */
+ if ($s === "}\r\n") {
+ $j = strrpos($read,'{');
+ $iLit = substr($read,$j+1,-3);
+ $fetch_data[] = $read;
+ $sLiteral = fread($imap_stream,$iLit);
+ if ($sLiteral === false) { /* error */
+ break 4; /* while while switch while */
+ }
+ /* backwards compattibility */
+ $aLiteral = explode("\n", $sLiteral);
+ /* release not neaded data */
+ unset($sLiteral);
+ foreach ($aLiteral as $line) {
+ $fetch_data[] = $line ."\n";
+ }
+ /* release not neaded data */
+ unset($aLiteral);
+ /* next fgets belongs to this fetch because
+ we just got the exact literalsize and there
+ must follow data to complete the response */
+ $read = sqimap_fgets($imap_stream);
+ if ($read === false) { /* error */
+ break 4; /* while while switch while */
+ }
+ $fetch_data[] = $read;
+ } else {
+ $fetch_data[] = $read;
+ }
+ /* retrieve next line and check in the while
+ statements if it belongs to this fetch response */
+ $read = sqimap_fgets($imap_stream);
+ if ($read === false) { /* error */
+ break 4; /* while while switch while */
+ }
+ /* check for next untagged reponse and break */
+ if ($read{0} == '*') break 2;
+ $s = substr($read,-3);
+ } while ($s === "}\r\n");
+ $s = substr($read,-3);
+ } while ($read{0} !== '*' &&
+ substr($read,0,strlen($tag)) !== $tag);
$resultlist[] = $fetch_data;
+ /* release not neaded data */
+ unset ($fetch_data);
+ } else {
+ $s = substr($read,-3);
+ do {
+ if ($s === "}\r\n") {
+ $j = strrpos($read,'{');
+ $iLit = substr($read,$j+1,-3);
+ $data[] = $read;
+ $sLiteral = fread($imap_stream,$iLit);
+ if ($sLiteral === false) { /* error */
+ $read = false;
+ break 3; /* while switch while */
+ }
+ $data[] = $sLiteral;
+ $fetch_data[] = sqimap_fgets($imap_stream);
+ } else {
+ $data[] = $read;
+ }
+ $read = sqimap_fgets($imap_stream);
+ if ($read === false) {
+ break 3; /* while switch while */
+ } else if ($read{0} == '*') {
+ break;
+ }
+ $s = substr($read,-3);
+ } while ($s === "}\r\n");
break 1;
- default:
- $data[] = $read;
- $read = sqimap_fgets($imap_stream);
- break 1;
- }
+ }
+ break;
+ } // end case '*'
+ } // end switch
+ } // end while
+
+ /* error processing in case $read is false */
+ if ($read === false) {
+ unset($data);
+ set_up_language($squirrelmail_language);
+ require_once(SM_PATH . 'functions/display_messages.php');
+ $string = "<b><font color=$color[2]>\n" .
+ _("ERROR : Connection dropped by imap-server.") .
+ "</b><br>\n" .
+ _("Query:") . ' '.
+ htmlspecialchars($query) . '<br>' . "</font><br>\n";
+ error_box($string,$color);
+ exit;
}
+
+ /* Set $resultlist array */
if (!empty($data)) {
$resultlist[] = $data;
}
elseif (empty($resultlist)) {
$resultlist[] = array();
}
+
+ /* Return result or handle errors */
if ($handle_errors == false) {
return( $resultlist );
- }
- elseif ($response == 'NO') {
- /* ignore this error from M$ exchange, it is not fatal (aka bug) */
+ }
+ switch ($response)
+ {
+ case 'OK':
+ return $resultlist;
+ break;
+ case 'NO':
+ /* ignore this error from M$ exchange, it is not fatal (aka bug) */
if (strstr($message, 'command resulted in') === false) {
set_up_language($squirrelmail_language);
require_once(SM_PATH . 'functions/display_messages.php');
_("Reason Given: ") .
htmlspecialchars($message) . "</font><br>\n";
error_box($string,$color);
+ echo '</body></html>';
exit;
}
- }
- elseif ($response == 'BAD') {
+ break;
+ case 'BAD':
set_up_language($squirrelmail_language);
require_once(SM_PATH . 'functions/display_messages.php');
$string = "<b><font color=$color[2]>\n" .
htmlspecialchars($query) . '<br>' .
_("Server responded: ") .
htmlspecialchars($message) . "</font><br>\n";
- error_box($string,$color);
+ error_box($string,$color);
+ echo '</body></html>';
+ exit;
+ case 'BYE':
+ set_up_language($squirrelmail_language);
+ require_once(SM_PATH . 'functions/display_messages.php');
+ $string = "<b><font color=$color[2]>\n" .
+ _("ERROR : Imap server closed the connection.") .
+ "</b><br>\n" .
+ _("Query:") . ' '.
+ htmlspecialchars($query) . '<br>' .
+ _("Server responded: ") .
+ htmlspecialchars($message) . "</font><br>\n";
+ error_box($string,$color);
+ echo '</body></html>';
exit;
- }
- else {
- return $resultlist;
+ default:
+ set_up_language($squirrelmail_language);
+ require_once(SM_PATH . 'functions/display_messages.php');
+ $string = "<b><font color=$color[2]>\n" .
+ _("ERROR : Unknown imap response.") .
+ "</b><br>\n" .
+ _("Query:") . ' '.
+ htmlspecialchars($query) . '<br>' .
+ _("Server responded: ") .
+ htmlspecialchars($message) . "</font><br>\n";
+ error_box($string,$color);
+ /* the error is displayed but because we don't know the reponse we
+ return the result anyway */
+ return $resultlist;
+ break;
}
}
-function sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
- $res = sqimap_read_data_list($imap_stream, $pre, $handle_errors, $response, $message, $query);
-
+function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors, &$response, &$message, $query = '') {
+ $res = sqimap_read_data_list($imap_stream, $tag_uid, $handle_errors, $response, $message, $query);
+
/* sqimap_read_data should be called for one response
but since it just calls sqimap_read_data_list which
handles multiple responses we need to check for that
and merge the $res array IF they are seperated and
IF it was a FETCH response. */
- if (isset($res[1]) && is_array($res[1]) && isset($res[1][0])
- && preg_match('/^\* \d+ FETCH/', $res[1][0])) {
- $result = array();
- foreach($res as $index=>$value) {
- $result = array_merge($result, $res["$index"]);
- }
- }
+// if (isset($res[1]) && is_array($res[1]) && isset($res[1][0])
+// && preg_match('/^\* \d+ FETCH/', $res[1][0])) {
+// $result = array();
+// foreach($res as $index=>$value) {
+// $result = array_merge($result, $res["$index"]);
+// }
+// }
if (isset($result)) {
return $result;
}
set_up_language($squirrelmail_language, true);
require_once(SM_PATH . 'functions/display_messages.php');
if ($response == 'BAD') {
- $string = sprintf (_("Bad request: %s")."<br>\r\n", $message);
+ $string = sprintf (_("Bad request: %s")."<br>\r\n", $message);
} else {
- $string = sprintf (_("Unknown error: %s") . "<br>\n", $message);
+ $string = sprintf (_("Unknown error: %s") . "<br>\n", $message);
}
if (isset($read) && is_array($read)) {
- $string .= '<br>' . _("Read data:") . "<br>\n";
+ $string .= '<br>' . _("Read data:") . "<br>\n";
foreach ($read as $line) {
$string .= htmlspecialchars($line) . "<br>\n";
}
}
-function parseAddress($address, $max=0, $addr_ar = array(), $group = '', $host='') {
- $pos = 0;
- $j = strlen($address);
- $personal = '';
- $addr = '';
- $comment = '';
- if ($max && $max = count($addr_ar)) {
- return $addr_ar;
+function parseAddress($address, $max=0) {
+ $aTokens = array();
+ $aAddress = array();
+ $iCnt = strlen($address);
+ $aSpecials = array('(' ,'<' ,',' ,';' ,':');
+ $aReplace = array(' (',' <',' ,',' ;',' :');
+ $address = str_replace($aSpecials,$aReplace,$address);
+ $i = 0;
+ while ($i < $iCnt) {
+ $cChar = $address{$i};
+ switch($cChar)
+ {
+ case '<':
+ $iEnd = strpos($address,'>',$i+1);
+ if (!$iEnd) {
+ $sToken = substr($address,$i);
+ $i = $iCnt;
+ } else {
+ $sToken = substr($address,$i,$iEnd - $i +1);
+ $i = $iEnd;
+ }
+ $sToken = str_replace($aReplace, $aSpecials,$sToken);
+ $aTokens[] = $sToken;
+ break;
+ case '"':
+ $iEnd = strpos($address,$cChar,$i+1);
+ if (!$iEnd) {
+ $sToken = substr($address,$i);
+ $i = $iCnt;
+ } else {
+ // also remove the surrounding quotes
+ $sToken = substr($address,$i+1,$iEnd - $i -1);
+ $i = $iEnd;
+ }
+ $sToken = str_replace($aReplace, $aSpecials,$sToken);
+ if ($sToken) $aTokens[] = $sToken;
+ break;
+ case '(':
+ $iEnd = strpos($address,')',$i);
+ if (!$iEnd) {
+ $sToken = substr($address,$i);
+ $i = $iCnt;
+ } else {
+ $sToken = substr($address,$i,$iEnd - $i + 1);
+ $i = $iEnd;
+ }
+ $sToken = str_replace($aReplace, $aSpecials,$sToken);
+ $aTokens[] = $sToken;
+ break;
+ case ',':
+ case ';':
+ case ';':
+ case ' ':
+ $aTokens[] = $cChar;
+ break;
+ default:
+ $iEnd = strpos($address,' ',$i+1);
+ if ($iEnd) {
+ $sToken = trim(substr($address,$i,$iEnd - $i));
+ $i = $iEnd-1;
+ } else {
+ $sToken = trim(substr($address,$i));
+ $i = $iCnt;
+ }
+ if ($sToken) $aTokens[] = $sToken;
+ }
+ ++$i;
}
- while ($pos < $j) {
- if ($max && $max = count($addr_ar)) {
- return $addr_ar;
+ $sPersonal = $sEmail = $sComment = $sGroup = '';
+ $aStack = $aComment = array();
+ foreach ($aTokens as $sToken) {
+ if ($max && $max == count($aAddress)) {
+ return $aAddress;
}
- $char = $address{$pos};
- switch ($char) {
- case '=':
- if (preg_match('/^(=\?([^?]*)\?(Q|B)\?([^?]*)\?=)(.*)/Ui',substr($address,$pos),$reg)) {
- if (!$personal) {
- $personal = substr($address,0,$pos);
- }
- $personal .= $reg[1];
- $pos += strlen($personal);
- }
- ++$pos;
- break;
- case '"': /* get the personal name */
- ++$pos;
- if ($address{$pos} == '"') {
- ++$pos;
- } else {
- $personal_start = $personal_end = $pos;
- while ($pos < $j) {
- $personal_end = strpos($address,'"',$pos);
- if (($personal_end-2)>0 && (substr($address,$personal_end-2,2) === '\\"' ||
- substr($address,$personal_end-2,2) === '\\\\')) {
- $pos = $personal_end+1;
- } else {
- $personal = substr($address,$personal_start,$personal_end-$personal_start);
- break;
- }
- }
- if ($personal_end) { /* prohibit endless loops due to very wrong addresses */
- $pos = $personal_end+1;
- } else {
- $pos = $j;
- }
- }
- break;
- case '<': /* get email address */
- $addr_start = $pos;
- $addr_end = strpos($address,'>',$addr_start);
- $addr = substr($address,$addr_start+1,$addr_end-$addr_start-1);
- $pos = $addr_end+1;
- break;
- case '(': /* rip off comments */
- $addr_start = $pos;
- $pos = strpos($address,')');
- if ($pos !== false) {
- $comment = substr($address, $addr_start+1,($pos-$addr_start-1));
- $address_start = substr($address, 0, $addr_start);
- $address_end = substr($address, $pos + 1);
- $address = $address_start . $address_end;
- }
- $j = strlen($address);
- $pos = $addr_start + 1;
- break;
- case ',': /* we reached a delimiter */
- if ($addr == '') {
- $addr = substr($address, 0, $pos);
- } else if ($personal == '') {
- $personal = trim(substr($address, 0, $addr_start));
- }
- if (!$personal && $comment) $personal = $comment;
- if ($personal) $personal = decodeHeader($personal);
- $addr_ar[] = array($addr,$personal);
- $address = trim(substr($address, $pos+1));
- $j = strlen($address);
- $pos = 0;
- $personal = '';
- $addr = '';
- break;
- case ':': /* process the group addresses */
- /* group marker */
- $group = substr($address, 0, $pos);
- $address = substr($address, $pos+1);
- $result = parseAddress($address, $max, $addr_ar, $group);
- $addr_ar = $result[0];
- $pos = $result[1];
- $address = substr($address, $pos++);
- $j = strlen($address);
- $group = '';
+ $cChar = $sToken{0};
+ switch ($cChar)
+ {
+ case '=':
+ case '"':
+ case ' ':
+ $aStack[] = $sToken;
+ break;
+ case '(':
+ $aComment[] = substr($sToken,1,-1);
+ break;
+ case ';':
+ if ($sGroup) {
+ $sEmail = trim(implode(' ',$aStack));
+ $aAddress[] = array($sGroup,$sEmail);
+ $aStack = $aComment = array();
+ $sGroup = '';
break;
- case ';':
- if ($group) {
- $address = substr($address, 0, $pos - 1);
+ }
+ case ',':
+ if (!$sEmail) {
+ while (count($aStack) && !$sEmail) {
+ $sEmail = trim(array_pop($aStack));
}
- ++$pos;
- break;
- default:
- ++$pos;
- break;
+ }
+ if (count($aStack)) {
+ $sPersonal = trim(implode('',$aStack));
+ } else {
+ $sPersonal = '';
+ }
+ if (!$sPersonal && count($aComment)) {
+ $sComment = implode(' ',$aComment);
+ $sPersonal .= $sComment;
+ }
+ $aAddress[] = array($sEmail,$sPersonal);
+ $sPersonal = $sComment = $sEmail = '';
+ $aStack = $aComment = array();
+ break;
+ case ':':
+ $sGroup = implode(' ',$aStack); break;
+ $aStack = array();
+ break;
+ case '<':
+ $sEmail = trim(substr($sToken,1,-1));
+ break;
+ case '>':
+ /* skip */
+ break;
+ default: $aStack[] = $sToken; break;
}
}
- if ($addr == '') {
- $addr = substr($address, 0, $pos);
- } else if ($personal == '') {
- $personal = trim(substr($address, 0, $addr_start));
+ /* now do the action again for the last address */
+ if (!$sEmail) {
+ while (count($aStack) && !$sEmail) {
+ $sEmail = trim(array_pop($aStack));
+ }
}
- if (!$personal && $comment) $personal = $comment;
- $email = $addr;
- if ($group && $addr == '') { /* no addresses found in group */
- $personal = $group;
- $addr_ar[] = array('',$personal);
- return (array($addr_ar,$pos+1 ));
- } elseif ($group) {
- $addr_ar[] = array($addr,$personal);
- return (array($addr_ar,$pos+1 ));
+ if (count($aStack)) {
+ $sPersonal = trim(implode('',$aStack));
} else {
- if ($personal || $addr) {
- $addr_ar[] = array($addr, $personal);
- }
+ $sPersonal = '';
}
- return ($addr_ar);
-}
+ if (!$sPersonal && count($aComment)) {
+ $sComment = implode(' ',$aComment);
+ $sPersonal .= $sComment;
+ }
+ $aAddress[] = array($sEmail,$sPersonal);
+ return $aAddress;
+}
+
+
/*
* Returns the number of unseen messages in this folder
projects / squirrelmail.git / blobdiff