if ($imap_stream) {
$sid = sqimap_session_id($unique_id);
fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
- $read = sqimap_read_data_list ($imap_stream, $sid, $handle_errors, $response, $message, $query );
- return $read;
+ $tag_uid_a = explode(' ',trim($sid));
+ $tag = $tag_uid_a[0];
+ $read = sqimap_retrieve_imap_response ($imap_stream, $tag, $handle_errors, $response, $message, $query );
+ /* get the response and the message */
+ $message = $message[$tag];
+ $response = $response[$tag];
+ return $read[$tag];
} else {
global $squirrelmail_language, $color;
set_up_language($squirrelmail_language);
error_box($string,$color);
return false;
}
-
}
-function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) {
+function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response,
+ &$message, $unique_id = false,$filter=false,
+ $outputstream=false,$no_return=false) {
if ($imap_stream) {
$sid = sqimap_session_id($unique_id);
- fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
- $read = sqimap_read_data ($imap_stream, $sid, $handle_errors, $response, $message, $query);
- return $read;
+ fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
+ $tag_uid_a = explode(' ',trim($sid));
+ $tag = $tag_uid_a[0];
+
+ $read = sqimap_read_data ($imap_stream, $tag, $handle_errors, $response,
+ $message, $query,$filter,$outputstream,$no_return);
+ /* retrieve the response and the message */
+ $response = $response[$tag];
+ $message = $message[$tag];
+
+ if (!empty($read[$tag])) {
+ return $read[$tag][0];
+ } else {
+ return $read[$tag];
+ }
} else {
global $squirrelmail_language, $color;
set_up_language($squirrelmail_language);
"</b></font>\n";
error_box($string,$color);
return false;
+ }
+}
+function sqimap_prepare_pipelined_query($new_query,&$tag,&$aQuery,$unique_id) {
+ $sid = sqimap_session_id($unique_id);
+ $tag_uid_a = explode(' ',trim($sid));
+ $tag = $tag_uid_a[0];
+ $query = $sid . ' '.$new_query."\r\n";
+ $aQuery[$tag] = $query;
+}
+
+function sqimap_run_pipelined_command ($imap_stream, $aQueryList, $handle_errors,
+ &$aServerResponse, &$aServerMessage, $unique_id = false,
+ $filter=false,$outputstream=false,$no_return=false) {
+ $aResponse = false;
+
+ /*
+ Do not fire all calls at once to the imap-server but split the calls up
+ in portions of $iChunkSize. If we do not do that I think we misbehave as
+ IMAP client or should handle BYE calls if the IMAP-server drops the
+ connection because the number of queries is to large. This isn't tested
+ but a wild guess how it could work in the field.
+
+ After testing it on Exchange 2000 we discovered that a chunksize of 32
+ was quicker then when we raised it to 128.
+ */
+ $iQueryCount = count($aQueryList);
+ $iChunkSize = 32;
+ // array_chunk would also do the job but it's supported from php > 4.2
+ $aQueryChunks = array();
+ $iLoops = floor($iQueryCount / $iChunkSize);
+
+ if ($iLoops * $iChunkSize != $iQueryCount) ++$iLoops;
+
+ if (!function_exists('array_chunk')) { // arraychunk replacement
+ reset($aQueryList);
+ for($i=0;$i<$iLoops;++$i) {
+ for($j=0;$j<$iChunkSize;++$j) {
+ $key = key($aQueryList);
+ $aTmp[$key] = $aQueryList[$key];
+ if (next($aQueryList) === false) break;
+ }
+ $aQueryChunks[] = $aTmp;
+ }
+ } else {
+ $aQueryChunks = array_chunk($aQueryList,$iChunkSize,true);
}
+ for ($i=0;$i<$iLoops;++$i) {
+ $aQuery = $aQueryChunks[$i];
+ foreach($aQuery as $tag => $query) {
+ fputs($imap_stream,$query);
+ $aResults[$tag] = false;
+ }
+ foreach($aQuery as $tag => $query) {
+ if ($aResults[$tag] == false) {
+ $aReturnedResponse = sqimap_retrieve_imap_response ($imap_stream, $tag,
+ $handle_errors, $response, $message, $query,
+ $filter,$outputstream,$no_return);
+ foreach ($aReturnedResponse as $returned_tag => $aResponse) {
+ if (!empty($aResponse)) {
+ $aResults[$returned_tag] = $aResponse[0];
+ } else {
+ $aResults[$returned_tag] = $aResponse;
+ }
+ $aServerResponse[$returned_tag] = $response[$returned_tag];
+ $aServerMessage[$returned_tag] = $message[$returned_tag];
+ }
+ }
+ }
+ }
+ return $aResults;
}
-
/*
* custom fgets function. gets a line from IMAP
* no matter how big it may be
$buffer = 4096;
$results = '';
$offset = 0;
- $i=0;
while (strpos($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;
}
-// echo $read;
if ( $results != '' ) {
$offset = strlen($results) - 1;
}
return $results;
}
+function sqimap_fread($imap_stream,$iSize,$filter=false,
+ $outputstream=false, $no_return=false) {
+ if (!$filter || !$outputstream) {
+ $iBufferSize = $iSize;
+ } else {
+ // see php bug 24033. They changed fread behaviour %$^&$%
+ $iBufferSize = 780; // multiple of 78 in case of base64 decoding.
+ }
+ $iRet = $iSize - $iBufferSize;
+ $iRetrieved = 0;
+ $i = 0;
+ $results = $sReadRem = '';
+ $bFinished = $bBufferSizeAdapted = $bBufferIsOk = false;
+ while (($iRetrieved < ($iSize - $iBufferSize))) {
+ $sRead = fread($imap_stream,$iBufferSize);
+ if (!$sRead) {
+ $results = false;
+ break;
+ }
+ $iRetrieved += $iBufferSize;
+ if ($filter) {
+ // in case line-endings do not appear at position 78 we adapt the buffersize so we can base64 decode on the fly
+ if (!$bBufferSizeAdapted) {
+ $i = strpos($sRead,"\n");
+ if ($i) {
+ ++$i;
+ $iFragments = floor($iBufferSize / $i);
+ $iNewBufferSize = $iFragments * $i;
+ $iRemainder = $iNewBufferSize + $i - $iBufferSize;
+ if ($iNewBufferSize == $iBufferSize) {
+ $bBufferIsOk = true;
+ $iRemainder = 0;
+ $iNewBufferSize = $iBufferSize;
+ $bBufferSizeAdapted = true;
+ }
+ if (!$bBufferIsOk && ($iRemainder + $iBufferSize) < $iSize) {
+ $sReadRem = fread($imap_stream,$iRemainder);
+ } else if (!$bBufferIsOk) {
+ $sReadRem = fread($imap_stream,$iSize - $iBufferSize);
+ $bFinished = true;
+ }
+ if (!$sReadRem && $sReadRem !== '') {
+ $results = false;
+ break;
+ }
+ $iBufferSize = $iNewBufferSize;
+ $bBufferSizeAdapted = true;
+ } else {
+ $sReadRem = fread($imap_stream,$iSize - $iBufferSize);
+ $bFinished = true;
+ if (!$sReadRem) {
+ $results = false;
+ break;
+ }
+ }
+ $sRead .= $sReadRem;
+ $iRetrieved += $iRemainder;
+ unset($sReadRem);
+ }
+ $filter($sRead);
+ }
+ if ($outputstream) {
+ if (is_resource($outputstream)) {
+ fwrite($outputstream,$sRead);
+ } else if ($outputstream == 'php://stdout') {
+ echo $sRead;
+ }
+ }
+ if ($no_return) {
+ $sRead = '';
+ }
+ $results .= $sRead;
+ }
+ if (!$results && !$bFinished) {
+ $sRead = fread($imap_stream,($iSize - ($iRetrieved)));
+ if ($filter) {
+ $filter($sRead);
+ }
+ if ($outputstream) {
+ if (is_resource($outputstream)) {
+ fwrite($outputstream,$sRead);
+ } else if ($outputstream == 'php://stdout') { // FIXME
+ echo $sRead;
+ }
+ }
+ if ($no_return) {
+ $sRead = '';
+ }
+ $results .= $sRead;
+ }
+ return $results;
+}
+/* obsolete function, inform plugins that use it */
+function sqimap_read_data_list($imap_stream, $tag, $handle_errors,
+ &$response, &$message, $query = '') {
+ global $color, $squirrelmail_language;
+ set_up_language($squirrelmail_language);
+ require_once(SM_PATH . 'functions/display_messages.php');
+ $string = "<b><font color=$color[2]>\n" .
+ _("ERROR : Bad function call.") .
+ "</b><br>\n" .
+ _("Reason:") . ' '.
+ 'There is a plugin installed which make use of the <br>' .
+ 'SquirrelMail internal function sqimap_read_data_list.<br>'.
+ 'Please adapt the installed plugin and let it use<br>'.
+ 'sqimap_run_command or sqimap_run_command_list instead<br><br>'.
+ 'The following query was issued:<br>'.
+ htmlspecialchars($query) . '<br>' . "</font><br>\n";
+ error_box($string,$color);
+ echo '</body></html>';
+ exit;
+}
+
+function sqimap_error_box($title, $query = '', $message_title = '', $message = '')
+{
+ global $color, $squirrelmail_language;
+
+ set_up_language($squirrelmail_language);
+ require_once(SM_PATH . 'functions/display_messages.php');
+ $string = "<font color=$color[2]><b>\n" . $title . "</b><br>\n";
+ $cmd = explode(' ',$query);
+ $cmd= strtolower($cmd[0]);
+
+ if ($query != '' && $cmd != 'login')
+ $string .= _("Query:") . ' ' . htmlspecialchars($query) . '<br>';
+ if ($message_title != '')
+ $string .= $message_title;
+ if ($message != '')
+ $string .= htmlspecialchars($message);
+ $string .= "</font><br>\n";
+ error_box($string,$color);
+}
+
/*
* Reads the output from the IMAP stream. If handle_errors is set to true,
* this will also handle all errors that are received. If it is not set,
* the errors will be sent back through $response and $message
*/
-function sqimap_read_data_list ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
+function sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors,
+ &$response, &$message, $query = '',
+ $filter = false, $outputstream = false, $no_return = false) {
global $color, $squirrelmail_language;
$read = '';
- $pre_a = explode(' ',trim($pre));
- $pre = $pre_a[0];
+ if (!is_array($message)) $message = array();
+ if (!is_array($response)) $response = array();
$resultlist = array();
$data = array();
$read = sqimap_fgets($imap_stream);
- $i = 0;
- while (1) {
- $char = $read{0};
- switch ($char) {
- case $pre{0}:
- /* get the command */
- $arg = '';
- $i = strlen($pre)+1;
- $s = substr($read,$i);
- if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) {
- $arg = substr($s,0,$j);
- }
- $tag = substr($read,0,$i-1);
- if ($arg && $tag==$pre) {
- switch ($arg) {
- case 'OK':
- case 'BAD':
- case 'NO':
- case 'BYE':
- case 'PREAUTH':
- $response = $arg;
- $message = trim(substr($read,$i+strlen($arg)));
- break 3;
- default:
- /* this shouldn't happen */
- $response = $arg;
- $message = trim(substr($read,$i+strlen($arg)));
- break 3;
- }
- } elseif($tag !== $pre) {
- /* reset data array because we do not need this reponse */
- $data = array();
- $read = sqimap_fgets($imap_stream);
- break;
- }
- case '*':
- if (preg_match('/^\*\s\d+\sFETCH/',$read)) {
- /* check for literal */
- $s = substr($read,-3);
- $fetch_data = array();
- 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);
- /* 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 teh exact literalsize and there
- must follow data to complete the response */
- $fetch_data[] = sqimap_fgets($imap_stream);
- } 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);
- /* 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($pre)) !== $pre);
- $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;
- $data[] = fread($imap_stream,$iLit);
- $fetch_data[] = sqimap_fgets($imap_stream);
- } else {
- $data[] = $read;
- }
- $read = sqimap_fgets($imap_stream);
- if ($read{0} == '*') break;
- $s = substr($read,-3);
- } while ($s === "}\r\n");
- break 1;
- }
- break;
- case '+':
- $read = sqimap_fgets($imap_stream);
- break;
- default:
- $read = sqimap_fgets($imap_stream);
- break;
- }
+ $i = $k = 0;
+ while ($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,$i-1);
+ if ($found_tag) {
+ switch ($arg)
+ {
+ case 'OK':
+ case 'BAD':
+ case 'NO':
+ case 'BYE':
+ case 'PREAUTH':
+ $response[$found_tag] = $arg;
+ $message[$found_tag] = trim(substr($read,$i+strlen($arg)));
+ if (!empty($data)) {
+ $resultlist[] = $data;
+ }
+ $aResponse[$found_tag] = $resultlist;
+ $data = $resultlist = array();
+ if ($found_tag == $tag) {
+ break 3; /* switch switch while */
+ }
+ break;
+ default:
+ /* this shouldn't happen */
+ $response[$found_tag] = $arg;
+ $message[$found_tag] = trim(substr($read,$i+strlen($arg)));
+ if (!empty($data)) {
+ $resultlist[] = $data;
+ }
+ $aResponse[$found_tag] = $resultlist;
+ $data = $resultlist = array();
+ if ($found_tag == $tag) {
+ break 3; /* switch switch while */
+ }
+ }
+ }
+ $read = sqimap_fgets($imap_stream);
+ if ($read === false) { /* error */
+ break 3; /* switch switch while */
+ }
+ break;
+ } // end case $tag{0}
+
+ case '*':
+ {
+ if (preg_match('/^\*\s\d+\sFETCH/',$read)) {
+ /* check for literal */
+ $s = substr($read,-3);
+ $fetch_data = array();
+ 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;
+ $sLiteral = sqimap_fread($imap_stream,$iLit,$filter,$outputstream,$no_return);
+ 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;
+ $data[] = sqimap_fgets($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;
+ }
+ break;
+ } // end case '*'
+ } // end switch
+ } // end while
+
+ /* error processing in case $read is false */
+ if ($read === false) {
+ unset($data);
+ sqimap_error_box(_("ERROR : Connection dropped by imap-server."), $query);
+ exit;
}
+
+ /* Set $resultlist array */
if (!empty($data)) {
- $resultlist[] = $data;
+ //$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) */
- if (strstr($message, 'command resulted in') === false) {
- set_up_language($squirrelmail_language);
- require_once(SM_PATH . 'functions/display_messages.php');
- $string = "<b><font color=$color[2]>\n" .
- _("ERROR : Could not complete request.") .
- "</b><br>\n" .
- _("Query:") . ' ' .
- htmlspecialchars($query) . '<br>' .
- _("Reason Given: ") .
- htmlspecialchars($message) . "</font><br>\n";
- error_box($string,$color);
+ return $aResponse;
+ return( $resultlist ); //?? Why this?
+ }
+ switch ($response[$tag]) {
+ case 'OK':
+ return $aResponse;
+ break;
+ case 'NO':
+ /* ignore this error from M$ exchange, it is not fatal (aka bug) */
+ if (strstr($message[$tag], 'command resulted in') === false) {
+ sqimap_error_box(_("ERROR : Could not complete request."), $query, _("Reason Given: "), $message[$tag]);
+ echo '</body></html>';
exit;
}
- }
- elseif ($response == 'BAD') {
- set_up_language($squirrelmail_language);
- require_once(SM_PATH . 'functions/display_messages.php');
- $string = "<b><font color=$color[2]>\n" .
- _("ERROR : Bad or malformed request.") .
- "</b><br>\n" .
- _("Query:") . ' '.
- htmlspecialchars($query) . '<br>' .
- _("Server responded: ") .
- htmlspecialchars($message) . "</font><br>\n";
- error_box($string,$color);
+ break;
+ case 'BAD':
+ sqimap_error_box(_("ERROR : Bad or malformed request."), $query, _("Server responded: "), $message[$tag]);
+ echo '</body></html>';
+ exit;
+ case 'BYE':
+ sqimap_error_box(_("ERROR : Imap server closed the connection."), $query, _("Server responded: "), $message[$tag]);
+ echo '</body></html>';
exit;
- }
- else {
- return $resultlist;
+ default:
+ sqimap_error_box(_("ERROR : Unknown imap response."), $query, _("Server responded: "), $message[$tag]);
+ /* the error is displayed but because we don't know the reponse we
+ return the result anyway */
+ return $aResponse;
+ break;
}
}
-function sqimap_read_data ($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 = '',
+ $filter=false,$outputstream=false,$no_return=false) {
+
+ $tag_uid_a = explode(' ',trim($tag_uid));
+ $tag = $tag_uid_a[0];
+
+ $res = sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors,
+ $response, $message, $query,$filter,$outputstream,$no_return);
/* sqimap_read_data should be called for one response
- but since it just calls sqimap_read_data_list which
+ but since it just calls sqimap_retrieve_imap_response which
handles multiple responses we need to check for that
and merge the $res array IF they are seperated and
IF it was a FETCH response. */
// }
// }
if (isset($result)) {
- return $result;
+ return $result[$tag];
}
else {
- return $res[0];
+ return $res;
}
-
}
/*
set_up_language($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";
}
} else {
fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n");
$read = sqimap_read_data($imap_stream, '.', true, $a, $b);
+ $read = $read['.'][0]; //sqimap_read_data() now returns a tag array of response array
$quote_position = strpos ($read[0], '"');
$sqimap_delimiter = substr ($read[0], $quote_position+1, 1);
}
}
+function sqimap_encode_mailbox_name($what)
+{
+ if (ereg("[\"\\\r\n]", $what))
+ return '{' . strlen($what) . "}\r\n" . $what; /* 4.3 literal form */
+ return '"' . $what . '"'; /* 4.3 quoted string form */
+}
+
+
/* Gets the number of messages in the current mailbox. */
function sqimap_get_num_messages ($imap_stream, $mailbox) {
- $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", false, $result, $message);
+ $read_ary = sqimap_run_command ($imap_stream, 'EXAMINE ' . sqimap_encode_mailbox_name($mailbox), false, $result, $message);
for ($i = 0; $i < count($read_ary); $i++) {
if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) {
return $regs[1];
}
-function parseAddress($address, $max=0, $addr_ar = array(), $group = '', $host='', $limit=0) {
- $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 = $iAddrFound = $bGroup = 0;
+ while ($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) {
+ // skip escaped quotes
+ $prev_char = $address{$iEnd-1};
+ while ($prev_char === '\\' && substr($address,$iEnd-2,2) !== '\\\\') {
+ $iEnd = strpos($address,$cChar,$iEnd+1);
+ if ($iEnd) {
+ $prev_char = $address{$iEnd-1};
+ } else {
+ $prev_char = false;
+ }
+ }
+ }
+ if (!$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[] = $sToken;
+ break;
+ case ',':
+ ++$iAddrFound;
+ case ';':
+ if (!$bGroup) {
+ ++$iAddrFound;
+ } else {
+ $bGroup = false;
+ }
+ if ($max && $max == $iAddrFound) {
+ break 2;
+ } else {
+ $aTokens[] = $cChar;
+ break;
+ }
+ case ':':
+ $bGroup = true;
+ 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 ($char) {
- case '=':
- /* check if it is an encoded string */
- if (preg_match('/^(=\?([^?]*)\?(Q|B)\?([^?]*)\?=)(.*)/Ui',substr($address,$pos),$reg)) {
- /* add stringpart before the encoded string to the personal var */
- if (!$personal) {
- $personal = substr($address,0,$pos);
- }
- $personal .= $reg[1];
- $pos += strlen($reg[1]);
- } else {
- ++$pos;
- }
- break;
- case '"': /* get the personal name */
- ++$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,'>',$addr_start);
- if($addr_end === FALSE) {
- // in case the address doesn't end, prevent loop
- $pos++;
- } else {
- $addr = substr($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;
+ $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();
+ $sGroup = '';
break;
- case ';': /* we reached a non rfc2822 compliant delimiter */
- if ($group) {
- $address = substr($address, 0, $pos - 1);
- ++$pos;
- break;
- }
- case ',': /* we reached a delimiter */
- if ($addr == '') {
- $addr = substr($address, 0, $pos);
- } else if ($personal == '') {
- $personal = trim(substr($address, 0, $addr_start));
+ }
+ case ',':
+ if (!$sEmail) {
+ while (count($aStack) && !$sEmail) {
+ $sEmail = trim(array_pop($aStack));
}
- 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 = '';
- $addr = '';
- break;
- case ':': /* process the group addresses */
- /* group marker */
- if (strpos($address,';',$pos)) {
- $group = substr($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 = '';
- } else {
- $pos = $j;
- }
- break;
- default:
- ++$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 $aAddress;
+}
+
+
/*
* Returns the number of unseen messages in this folder
*/
function sqimap_unseen_messages ($imap_stream, $mailbox) {
- $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (UNSEEN)", false, $result, $message);
+ $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (UNSEEN)', false, $result, $message);
$i = 0;
$regs = array(false, false);
while (isset($read_ary[$i])) {
}
/*
- * Returns the number of unseen/total messages in this folder
+ * Returns the number of total/unseen/recent messages in this folder
*/
function sqimap_status_messages ($imap_stream, $mailbox) {
- $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (MESSAGES UNSEEN RECENT)", false, $result, $message);
+ $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (MESSAGES UNSEEN RECENT)', false, $result, $message);
$i = 0;
$messages = $unseen = $recent = false;
$regs = array(false,false);
* Saves a message to a given folder -- used for saving sent messages
*/
function sqimap_append ($imap_stream, $sent_folder, $length) {
- fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n");
+ fputs ($imap_stream, sqimap_session_id() . ' APPEND ' . sqimap_encode_mailbox_name($sent_folder) . " (\\Seen) \{$length}\r\n");
$tmp = fgets ($imap_stream, 1024);
}