X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fimap_general.php;h=7e482e2846e2d0222e13c7a05f78d40e1de2930c;hp=b5576283b0c65b0cc7fbd4b83eed91e632c5903c;hb=2a50fbd78ecc337335eff7e62e28ae06580d452c;hpb=b3e6168d4f84187dc1a8ca30409102346ac1cd13
diff --git a/functions/imap_general.php b/functions/imap_general.php
index b5576283..7e482e28 100755
--- a/functions/imap_general.php
+++ b/functions/imap_general.php
@@ -1,317 +1,320 @@
$read
\n";
- flush();
+/**
+ * imap_general.php
+ *
+ * Copyright (c) 1999-2002 The SquirrelMail Project Team
+ * Licensed under the GNU GPL. For full terms see the file COPYING.
+ *
+ * This implements all functions that do general imap functions.
+ *
+ * $Id$
+ */
+
+require_once('../functions/page_header.php');
+
+global $sqimap_session_id;
+$sqimap_session_id = 1;
+
+/* Sets an unique session id in order to avoid simultanous sessions crash. */
+function sqimap_session_id() {
+ global $data_dir, $username, $sqimap_session_id;
+ return( sprintf("A%03d", $sqimap_session_id++) );
+}
+
+/*
+ * Both send a command and accept the result from the command.
+ * This is to allow proper session number handling.
+ */
+function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message) {
+ $sid = sqimap_session_id();
+ fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
+ $read = sqimap_read_data_list ($imap_stream, $sid, $handle_errors, $response, $message, $query );
+ return $read;
+}
+
+function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, &$message) {
+ $sid = sqimap_session_id();
+ fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
+ $read = sqimap_read_data ($imap_stream, $sid, $handle_errors, $response, $message, $query);
+ return $read;
+}
+
+
+/*
+ * 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 = '') {
+ global $color, $squirrelmail_language;
+
+ $read = '';
+ $bufsize = 9096;
+ $resultlist = array();
+
+ $more_msgs = true;
+ while ($more_msgs) {
+ $data = array();
+ $total_size = 0;
+
+ while (strpos($read, "\n") === false) {
+ if(!($read .= fgets($imap_stream, $bufsize))) {
+ break;
}
+ }
+ /* if (ereg("^\\* [0-9]+ FETCH.*\\{([0-9]+)\\}", $read, $regs)) { */
+ if (preg_match('/^\* [0-9]+ FETCH.*\{([0-9]+)\}/', $read, $regs)) {
+ $size = $regs[1];
+ /* } else if (ereg("^\\* [0-9]+ FETCH", $read, $regs)) { */
+ } else if (preg_match('/^\* [0-9]+ FETCH/', $read, $regs)) {
+ /* Sizeless response, probably single-line */
$size = -1;
$data[] = $read;
- $read = fgets($imap_stream, 9096);
- } else {
+ $read = fgets($imap_stream, $bufsize);
+ } else {
$size = -1;
- }
- while (1) {
+ }
+ while (1) {
while (strpos($read, "\n") === false) {
- $read .= fgets($imap_stream, 9096);
- }
-
- // For debugging purposes
- if ($imap_general_debug) {
- echo "$read
\n";
- flush();
+ if(!($read .= fgets($imap_stream, $bufsize))) {
+ break;
+ }
}
-
- // If we know the size, no need to look at the end parameters
+ /* If we know the size, no need to look at the end parameters */
if ($size > 0) {
- if ($total_size == $size) {
- // We've reached the end of this 'message', switch to the next one.
- $data[] = $read;
- break;
- } else if ($total_size > $size) {
- $difference = $total_size - $size;
- $total_size = $total_size - strlen($read);
- $data[] = substr ($read, 0, strlen($read)-$difference);
- $read = substr ($read, strlen($read)-$difference, strlen($read));
- break;
- } else {
- $data[] = $read;
- $read = fgets($imap_stream, 9096);
- while (strpos($read, "\n") === false) {
- $read .= fgets($imap_stream, 9096);
- }
- }
- $total_size += strlen($read);
+ if ($total_size == $size) {
+ /* We've reached the end of this 'message', switch to the next one. */
+ $data[] = $read;
+ break;
+ } else if ($total_size > $size) {
+ $difference = $total_size - $size;
+ $total_size = $total_size - strlen($read);
+ $data[] = substr ($read, 0, strlen($read)-$difference);
+ $read = substr ($read, strlen($read)-$difference, strlen($read));
+ break;
+ } else {
+ $data[] = $read;
+ $read = fgets($imap_stream, $bufsize);
+ while (strpos($read, "\n") === false) {
+ $read .= fgets($imap_stream, $bufsize);
+ }
+ }
+ $total_size += strlen($read);
} else {
- if (ereg("^$pre (OK|BAD|NO)(.*)", $read, $regs) ||
- (($size == -1) && ereg("^\\* [0-9]+ FETCH.*", $read, $regs))) {
- break;
- } else {
- $data[] = $read;
- $read = fgets ($imap_stream, 9096);
- }
+ /* if (ereg("^$pre (OK|BAD|NO)(.*)", $read, $regs) || */
+ if (preg_match("/^$pre (OK|BAD|NO)(.*)/", $read, $regs) ||
+ /* (($size == -1) && ereg("^\\* [0-9]+ FETCH.*", $read, $regs))) { */
+ (($size == -1) && preg_match('/^\* [0-9]+ FETCH.*/', $read, $regs))) {
+ break;
+ } else if ( preg_match('/^\* OK \[PARSE.*/', $read, $regs ) ) {
+ /*
+ * This block has been added in order to avoid the problem
+ * caused by the * OK [PARSE] Missing parameter answer
+ * Please, replace it with a better parsing if you know how.
+ * This block has been updated by
+ * Seth E. Randall . Once we see
+ * one OK [PARSE line, we just go through and keep
+ * tossing them out until we get something different.
+ */
+ while ( preg_match('/^\* OK \[PARSE.*/', $read, $regs ) ) {
+ $read = fgets($imap_stream, $bufsize);
+ }
+ $data[] = $read;
+ $read = fgets ($imap_stream, $bufsize);
+ } else if (preg_match('/^\* BYE \[ALERT\](.*)/', $read, $regs)) {
+ /*
+ * It seems that the IMAP server has coughed up a lung
+ * and hung up the connection. Print any info we have
+ * and abort.
+ */
+ echo _("Please contact your system administrator and report the following error:") . "
\n";
+ echo $regs[1];
+ exit;
+ } else {
+ $data[] = $read;
+ $read = fgets ($imap_stream, $bufsize);
+ }
}
- }
-
- while (($more_msgs = !ereg("^$pre (OK|BAD|NO)(.*)$", $read, $regs)) &&
- !ereg("^\\* [0-9]+ FETCH.*", $read, $regs)) {
- $read = fgets($imap_stream, 9096);
- }
- $resultlist[] = $data;
- }
- $response = $regs[1];
- $message = trim($regs[2]);
-
- if ($imap_general_debug) { echo '--
'; }
- if ($handle_errors == false) { return $resultlist; }
-
- if ($response == 'NO') {
- // ignore this error from m$ exchange, it is not fatal (aka bug)
- if (strstr($message, 'command resulted in') === false) {
+ }
+
+ /*
+ * while (($more_msgs = !ereg("^$pre (OK|BAD|NO)(.*)$", $read, $regs)) &&
+ * !ereg("^\\* [0-9]+ FETCH.*", $read, $regs)) {
+ */
+ while (($more_msgs = !preg_match("/^$pre (OK|BAD|NO)(.*)$/", $read, $regs)) &&
+ !preg_match('/^\* [0-9]+ FETCH.*/', $read, $regs)) {
+ $read = fgets($imap_stream, $bufsize);
+ }
+ $resultlist[] = $data;
+ }
+
+ $response = $regs[1];
+ $message = trim($regs[2]);
+
+ if ($handle_errors == false) {
+ return( $resultlist );
+ } else if ($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);
- echo "
\n";
- echo _("ERROR : Could not complete request.");
- echo "
\n";
- echo _("Reason Given: ");
- echo $message . "
\n";
+ echo "
\n" .
+ _("ERROR : Could not complete request.") .
+ "
\n" .
+ _("Query:") .
+ $query . '
' .
+ _("Reason Given: ") .
+ $message . "
\n";
exit;
- }
- } else if ($response == 'BAD') {
- set_up_language($squirrelmail_language);
- echo "
\n";
- echo _("ERROR : Bad or malformed request.");
- echo "
\n";
- echo _("Server responded: ");
- echo $message . "
\n";
- exit;
- }
- return $resultlist;
- }
-
- function sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message) {
- $res = sqimap_read_data_list($imap_stream, $pre, $handle_errors, $response, $message);
- return $res[0];
- }
-
- /******************************************************************************
- ** Logs the user into the imap server. If $hide is set, no error messages
- ** will be displayed. This function returns the imap connection handle.
- ******************************************************************************/
- function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) {
- global $color, $squirrelmail_language, $HTTP_ACCEPT_LANGUAGE, $onetimepad;
-
- $imap_stream = fsockopen ($imap_server_address, $imap_port,
- $error_number, $error_string, 15);
- $server_info = fgets ($imap_stream, 1024);
-
- // Decrypt the password
- $password = OneTimePadDecrypt($password, $onetimepad);
-
- /** Do some error correction **/
- if (!$imap_stream) {
- if (!$hide) {
+ }
+ } else if ($response == 'BAD') {
+ set_up_language($squirrelmail_language);
+ echo "
\n" .
+ _("ERROR : Bad or malformed request.") .
+ "
\n" .
+ _("Query:") .
+ $query . '
' .
+ _("Server responded: ") .
+ $message . "
\n";
+ exit;
+ } else {
+ return $resultlist;
+ }
+}
+
+function sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
+ $res = sqimap_read_data_list($imap_stream, $pre, $handle_errors, $response, $message, $query);
+ return $res[0];
+}
+
+/*
+ * Logs the user into the imap server. If $hide is set, no error messages
+ * will be displayed. This function returns the imap connection handle.
+ */
+function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) {
+ global $color, $squirrelmail_language, $HTTP_ACCEPT_LANGUAGE, $onetimepad;
+
+ $imap_stream = fsockopen ( $imap_server_address, $imap_port, $error_number, $error_string, 15);
+ if ( !$imap_stream ) {
+ return false;
+ }
+ $server_info = fgets ($imap_stream, 1024);
+
+ /* Decrypt the password */
+ $password = OneTimePadDecrypt($password, $onetimepad);
+
+ /* Do some error correction */
+ if (!$imap_stream) {
+ if (!$hide) {
set_up_language($squirrelmail_language, true);
printf (_("Error connecting to IMAP server: %s.")."
\r\n", $imap_server_address);
echo "$error_number : $error_string
\r\n";
- }
- exit;
- }
+ }
+ exit;
+ }
- fputs ($imap_stream, sqimap_session_id() . ' LOGIN "' . quoteIMAP($username) .
- '" "' . quoteIMAP($password) . "\"\r\n");
- $read = sqimap_read_data ($imap_stream, sqimap_session_id(), false, $response, $message);
+ $query = 'LOGIN "' . quoteIMAP($username) . '" "' . quoteIMAP($password) . '"';
+ $read = sqimap_run_command ($imap_stream, $query, false, $response, $message);
- /** If the connection was not successful, lets see why **/
- if ($response != "OK") {
- if (!$hide) {
+ /* If the connection was not successful, lets see why */
+ if ($response != 'OK') {
+ if (!$hide) {
if ($response != 'NO') {
- // "BAD" and anything else gets reported here.
- set_up_language($squirrelmail_language, true);
- if ($response == 'BAD')
+ /* "BAD" and anything else gets reported here. */
+ set_up_language($squirrelmail_language, true);
+ if ($response == 'BAD') {
printf (_("Bad request: %s")."
\r\n", $message);
- else
+ } else {
printf (_("Unknown error: %s") . "
\n", $message);
- echo '
';
- echo _("Read data:") . "
\n";
- if (is_array($read))
- {
- foreach ($read as $line)
- {
- echo htmlspecialchars($line) . "
\n";
- }
- }
- exit;
+ }
+ echo '
' . _("Read data:") . "
\n";
+ if (is_array($read)) {
+ foreach ($read as $line) {
+ echo htmlspecialchars($line) . "
\n";
+ }
+ }
+ exit;
} else {
- // If the user does not log in with the correct
- // username and password it is not possible to get the
- // correct locale from the user's preferences.
- // Therefore, apply the same hack as on the login
- // screen.
-
- // $squirrelmail_language is set by a cookie when
- // the user selects language and logs out
-
- set_up_language($squirrelmail_language, true);
-
- ?>
-
-
-
-
-
-
-
-
-
-
-
-
- |
-
-
-
-
-
-
-
- |
-
-
-
-
-
-
- **
- ** lehresma@css.tayloru.edu
- **
- ** What about
- ** lehresma@css.tayloru.edu (Luke Ehresman)
- **/
-
- if (ereg("<([^>]+)>", $string, $regs)) {
- $string = $regs[1];
- }
- return trim($string);
- }
-
-
- /******************************************************************************
- ** Takes the From: field, and creates a displayable name.
- ** Luke Ehresman
- ** becomes: Luke Ehresman
- **
- ** becomes: lkehresman@yahoo.com
- ******************************************************************************/
- function sqimap_find_displayable_name ($string) {
- $string = ' '.trim($string);
- $orig_string = $string;
- if (strpos($string, '<') && strpos($string, '>')) {
- if (strpos($string, '<') == 1) {
- $string = sqimap_find_email($string);
- } else {
- $string = trim($string);
- $string = substr($string, 0, strpos($string, '<'));
- $string = ereg_replace ('"', '', $string);
- }
-
- if (trim($string) == '') {
- $string = sqimap_find_email($orig_string);
- }
- }
- return $string;
- }
-
-
- /******************************************************************************
- ** Returns the number of unseen messages in this folder
- ******************************************************************************/
- function sqimap_unseen_messages ($imap_stream, $mailbox) {
- //fputs ($imap_stream, sqimap_session_id() . " SEARCH UNSEEN NOT DELETED\r\n");
- fputs ($imap_stream, sqimap_session_id() . " STATUS \"$mailbox\" (UNSEEN)\r\n");
- $read_ary = sqimap_read_data ($imap_stream, sqimap_session_id(), true, $result, $message);
- ereg("UNSEEN ([0-9]+)", $read_ary[0], $regs);
- return $regs[1];
- }
-
-
- /******************************************************************************
- ** Saves a message to a given folder -- used for saving sent messages
- ******************************************************************************/
- function sqimap_append ($imap_stream, $sent_folder, $length) {
- fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n");
- $tmp = fgets ($imap_stream, 1024);
- }
-
- function sqimap_append_done ($imap_stream) {
- fputs ($imap_stream, "\r\n");
- $tmp = fgets ($imap_stream, 1024);
- }
+ }
+ }
+ return "BUG! Couldn't get number of messages in $mailbox!";
+}
+
+
+/* Returns a displayable email address.
+ * Luke Ehresman
+ * "Luke Ehresman"
+ *
+ * lehresma@css.tayloru.edu (Luke Ehresman)
+ * lehresma@css.tayloru.edu
+ * becomes: lehresma@css.tayloru.edu
+ */
+function sqimap_find_email ($string) {
+ if (ereg("<([^>]+)>", $string, $regs)) {
+ $string = $regs[1];
+ } else if (ereg("([^ ]+@[^ ]+)", $string, $regs)) {
+ $string = $regs[1];
+ }
+ return trim($string);
+}
+
+
+/*
+ * Takes the From: field and creates a displayable name.
+ * Luke Ehresman
+ * "Luke Ehresman"
+ * lkehresman@yahoo.com (Luke Ehresman)
+ * becomes: Luke Ehresman
+ *
+ * becomes: lkehresman@yahoo.com
+ */
+function sqimap_find_displayable_name ($string) {
+ $string = trim($string);
+
+ if ( ereg('^(.+)<.*>', $string, $regs) ) {
+ $orig_string = $string;
+ $string = str_replace ('"', '', $regs[1] );
+ if (trim($string) == '') {
+ $string = sqimap_find_email($orig_string);
+ }
+ if( $string == '' || $string == ' ' ){
+ $string = ' ';
+ }
+ }
+ elseif ( ereg('\((.*)\)', $string, $regs) ) {
+ if( ( $regs[1] == '' ) || ( $regs[1] == ' ' ) ){
+ if ( ereg('^(.+) \(', $string, $regs) ) {
+ $string = ereg_replace( ' \(\)$', '', $string );
+ } else {
+ $string = ' ';
+ }
+ } else {
+ $string = $regs[1];
+ }
+ }
+ else {
+ $string = str_replace ('"', '', sqimap_find_email($string));
+ }
+
+ return trim($string);
+}
+
+/*
+ * Returns the number of unseen messages in this folder
+ */
+function sqimap_unseen_messages ($imap_stream, $mailbox) {
+ $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (UNSEEN)", true, $result, $message);
+ $i = 0;
+ while (isset($read_ary[$i])) {
+ if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) {
+ break;
+ }
+ $i++;
+ }
+ return $regs[1];
+}
+
+
+/*
+ * Saves a message to a given folder -- used for saving sent messages
+ */
+function sqimap_append ($imap_stream, $sent_folder, $length) {
+ fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n");
+ $tmp = fgets ($imap_stream, 1024);
+}
+
+function sqimap_append_done ($imap_stream) {
+ fputs ($imap_stream, "\r\n");
+ $tmp = fgets ($imap_stream, 1024);
+}
+
?>