<?php
/**
- * imap.php
+ * imap_general.php
*
* Copyright (c) 1999-2002 The SquirrelMail Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
*/
require_once('../functions/page_header.php');
-require_once('../functions/display_messages.php');
-/**
- * Unique SessionId
- *
- * Sets an unique session id in order to avoid simultanous sessions crash.
- *
- * @return string a 4 chars unique string
- */
-function sqimap_session_id() {
+global $sqimap_session_id;
+$sqimap_session_id = 1;
- global $data_dir, $username;
-
- $IMAPSessionID = substr(session_id(), -4);
- if( $IMAPSessionID == '' ) {
- $IMAPSessionID = 'A001';
- }
-
- return( $IMAPSessionID );
+/* 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", $sqimap_session_id++) );
}
-/******************************************************************************
-** Both send a command and accept the result from the command. This is
-** to allow proper session number handling.
-******************************************************************************/
-
+/*
+ * Both send a command and accept the result from the command.
+ * This is to allow proper session number handling.
+ */
function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message) {
- fputs ($imap_stream, sqimap_session_id() . ' ' . $query . "\r\n");
- $read = sqimap_read_data_list ($imap_stream, sqimap_session_id(), $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, &$message) {
- fputs ($imap_stream, sqimap_session_id() . ' ' . $query . "\r\n");
- $read = sqimap_read_data ($imap_stream, sqimap_session_id(), $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) {
+/*
+ * 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) {
- $read .= fgets($imap_stream, 9096);
+ if(!($read .= fgets($imap_stream, $bufsize))) {
+ break;
+ }
}
-
- if (ereg("^\\* [0-9]+ FETCH.*\\{([0-9]+)\\}", $read, $regs)) {
+
+ /* 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)) {
- // Sizeless response, probably single-line
+ /* } 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);
+ $read = fgets($imap_stream, $bufsize);
} else {
$size = -1;
}
while (1) {
while (strpos($read, "\n") === false) {
- $read .= fgets($imap_stream, 9096);
+ 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.
+ /* We've reached the end of this 'message', switch to the next one. */
$data[] = $read;
break;
} else if ($total_size > $size) {
break;
} else {
$data[] = $read;
- $read = fgets($imap_stream, 9096);
+ $read = fgets($imap_stream, $bufsize);
while (strpos($read, "\n") === false) {
- $read .= fgets($imap_stream, 9096);
+ $read .= fgets($imap_stream, $bufsize);
}
}
$total_size += strlen($read);
} else {
- if (ereg("^$pre (OK|BAD|NO)(.*)", $read, $regs) ||
- (($size == -1) && ereg("^\\* [0-9]+ FETCH.*", $read, $regs))) {
+ /* if (ereg("^$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 <sethr@missoulafcu.org>. 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:") . "<br>\n";
+ echo $regs[1];
+ exit;
} else {
$data[] = $read;
- $read = fgets ($imap_stream, 9096);
+ $read = fgets ($imap_stream, $bufsize);
}
}
}
-
- while (($more_msgs = !ereg("^$pre (OK|BAD|NO)(.*)$", $read, $regs)) &&
- !ereg("^\\* [0-9]+ FETCH.*", $read, $regs)) {
- $read = fgets($imap_stream, 9096);
+
+ /*
+ * 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 $resultlist; }
-
- if ($response == 'NO') {
- // ignore this error from m$ exchange, it is not fatal (aka bug)
+
+ 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 "<br><b><font color=$color[2]>\n" .
_("ERROR : Could not complete request.") .
"</b><br>\n" .
+ _("Query:") .
+ $query . '<br>' .
_("Reason Given: ") .
$message . "</font><br>\n";
exit;
echo "<br><b><font color=$color[2]>\n" .
_("ERROR : Bad or malformed request.") .
"</b><br>\n" .
+ _("Query:") .
+ $query . '<br>' .
_("Server responded: ") .
$message . "</font><br>\n";
exit;
+ } else {
+ return $resultlist;
}
- return $resultlist;
}
-function sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message) {
-
- $res = sqimap_read_data_list($imap_stream, $pre, $handle_errors, $response, $message);
+function sqimap_read_data ($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.
-******************************************************************************/
+/*
+ * 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);
+
+ $imap_stream = fsockopen ( $imap_server_address, $imap_port, $error_number, $error_string, 15);
if ( !$imap_stream ) {
- return FALSE;
+ return false;
}
$server_info = fgets ($imap_stream, 1024);
-
- // Decrypt the password
+
+ /* Decrypt the password */
$password = OneTimePadDecrypt($password, $onetimepad);
-
- /** Do some error correction **/
+
+ /* Do some error correction */
if (!$imap_stream) {
if (!$hide) {
set_up_language($squirrelmail_language, true);
$query = 'LOGIN "' . quoteIMAP($username) . '" "' . quoteIMAP($password) . '"';
$read = sqimap_run_command ($imap_stream, $query, false, $response, $message);
- /** If the connection was not successful, lets see why **/
+ /* If the connection was not successful, lets see why */
if ($response != 'OK') {
if (!$hide) {
if ($response != 'NO') {
- // "BAD" and anything else gets reported here.
+ /* "BAD" and anything else gets reported here. */
set_up_language($squirrelmail_language, true);
if ($response == 'BAD') {
printf (_("Bad request: %s")."<br>\r\n", $message);
}
exit;
} else {
- /* If the user does not log in with the correct
+ /*
+ * 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
+ *
+ * $squirrelmail_language is set by a cookie when
* the user selects language and logs out
- */
+ */
set_up_language($squirrelmail_language, true);
-
- displayHtmlHeader( _("Unknown user or password incorrect.") );
- echo "<body bgcolor=\"#ffffff\">\n";
- error_username_password_incorrect();
+ include_once( '../functions/display_messages.php' );
+ logout_error( _("Unknown user or password incorrect.") );
session_destroy();
exit;
}
exit;
}
}
-
return $imap_stream;
}
-/*
- * Simply logs out the imap session
- */
+/* Simply logs out the IMAP session */
function sqimap_logout ($imap_stream) {
/* Logout is not valid until the server returns 'BYE' */
sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message);
function sqimap_capability($imap_stream, $capability) {
global $sqimap_capabilities;
-
+
if (!is_array($sqimap_capabilities)) {
$read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b);
$c = explode(' ', $read[0]);
for ($i=2; $i < count($c); $i++) {
$cap_list = explode('=', $c[$i]);
- if (isset($cap_list[1]))
+ if (isset($cap_list[1])) {
$sqimap_capabilities[$cap_list[0]] = $cap_list[1];
- else
+ } else {
$sqimap_capabilities[$cap_list[0]] = TRUE;
+ }
}
}
- if (! isset($sqimap_capabilities[$capability])) {
- return false;
- } else {
+ if (isset($sqimap_capabilities[$capability])) {
return $sqimap_capabilities[$capability];
+ } else {
+ return false;
}
}
-/******************************************************************************
-** Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test...
-******************************************************************************/
+/* Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test */
function sqimap_get_delimiter ($imap_stream = false) {
+ global $sqimap_delimiter, $optional_delimiter;
- global $sqimap_delimiter;
- global $optional_delimiter;
-
/* Use configured delimiter if set */
if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') {
return $optional_delimiter;
}
-
+
/* Do some caching here */
if (!$sqimap_delimiter) {
if (sqimap_capability($imap_stream, 'NAMESPACE')) {
- /* According to something that I can't find, this is supposed to work on all systems
- OS: This won't work in Courier IMAP.
- OS: According to rfc2342 response from NAMESPACE command is:
- OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES)
- OS: We want to lookup all personal NAMESPACES...
- */
+ /*
+ * According to something that I can't find, this is supposed to work on all systems
+ * OS: This won't work in Courier IMAP.
+ * OS: According to rfc2342 response from NAMESPACE command is:
+ * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES)
+ * OS: We want to lookup all personal NAMESPACES...
+ */
$read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b);
if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) {
if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) {
}
-/*
- * Gets the number of messages in the current mailbox.
- */
+/* Gets the number of messages in the current mailbox. */
function sqimap_get_num_messages ($imap_stream, $mailbox) {
-
- $read_ary = sqimap_run_command ($imap_stream, " EXAMINE \"$mailbox\"", true, $result, $message);
+ $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", true, $result, $message);
for ($i = 0; $i < count($read_ary); $i++) {
- if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) {
- return $regs[1];
- }
+ if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) {
+ return $regs[1];
+ }
}
- return sprintf( "BUG! Couldn't get number of messages in %s!", $mailbox );
-
+ return "BUG! Couldn't get number of messages in $mailbox!";
}
-/*
-* Returns a displayable email address
-*/
+/* Returns a displayable email address.
+ * Luke Ehresman <lehresma@css.tayloru.edu>
+ * "Luke Ehresman" <lehresma@css.tayloru.edu>
+ * <lehresma@css.tayloru.edu>
+ * lehresma@css.tayloru.edu (Luke Ehresman)
+ * lehresma@css.tayloru.edu
+ * becomes: lehresma@css.tayloru.edu
+ */
function sqimap_find_email ($string) {
- /** Luke Ehresman <lehresma@css.tayloru.edu>
- ** <lehresma@css.tayloru.edu>
- ** lehresma@css.tayloru.edu
- **
- ** What about
- ** lehresma@css.tayloru.edu (Luke Ehresman)
- **/
-
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 <lkehresman@yahoo.com>
- * "Luke Ehresman" <lkehresman@yahoo.com>
- * lkehresman@yahoo.com (Luke Ehresman)
- * become: Luke Ehresman
- * <lkehresman@yahoo.com>
- * becomes: lkehresman@yahoo.com
+ * Takes the From: field and creates a displayable name.
+ * Luke Ehresman <lkehresman@yahoo.com>
+ * "Luke Ehresman" <lkehresman@yahoo.com>
+ * lkehresman@yahoo.com (Luke Ehresman)
+ * becomes: Luke Ehresman
+ * <lkehresman@yahoo.com>
+ * becomes: lkehresman@yahoo.com
*/
function sqimap_find_displayable_name ($string) {
$string = trim($string);
-
+
if ( ereg('^(.+)<.*>', $string, $regs) ) {
- $string = ereg_replace ('"', '', $regs[1] );
+ $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] == ' ' ) ){
}
}
else {
- $string = sqimap_find_email($string);
+ $string = str_replace ('"', '', sqimap_find_email($string));
}
return trim($string);
}
-
+
/*
-* Returns the number of unseen messages in this folder
-*/
+ * Returns the number of unseen messages in this folder
+ */
function sqimap_unseen_messages ($imap_stream, $mailbox) {
- //fputs ($imap_stream, sqimap_session_id() . " SEARCH UNSEEN NOT DELETED\r\n");
- $read_ary = sqimap_run_command ($imap_stream, " STATUS \"$mailbox\" (UNSEEN)", true, $result, $message);
- ereg("UNSEEN ([0-9]+)", $read_ary[0], $regs);
+ $read_ary = sqimap_run_command ($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 $regs[1];
}
/*
-* Saves a message to a given folder -- used for saving sent messages
-*/
+ * Saves a message to a given folder -- used for saving sent messages
+ */
function sqimap_append ($imap_stream, $sent_folder, $length) {
fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n");
- $tmp = fgets ($imap_stream, 1024);
+ $tmp = fgets ($imap_stream, 1024);
}
function sqimap_append_done ($imap_stream) {
fputs ($imap_stream, "\r\n");
$tmp = fgets ($imap_stream, 1024);
}
-
+
?>