X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fimap_general.php;h=28fe6cffe8a536209d5cba0030660c8b67be193e;hp=617c2937c889d52149da909e112b46c1d89c7c50;hb=34c905749d736b54b8786cca0f5501e5cf87fea3;hpb=22edfb6fa547ae57c75624e0903b036e698b188a diff --git a/functions/imap_general.php b/functions/imap_general.php index 617c2937..28fe6cff 100755 --- a/functions/imap_general.php +++ b/functions/imap_general.php @@ -1,301 +1,323 @@ 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 ($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); - - ?> - - -
-
- - - - - - - -
- -
- -
- -
-
-
- -
-
-
- - - \n"; + error_username_password_incorrect(); + session_destroy(); + exit; } - } else { + } else { exit; - } - } - - return $imap_stream; - } - - - - - /****************************************************************************** - ** Simply logs out the imap session - ******************************************************************************/ - function sqimap_logout ($imap_stream) { - fputs ($imap_stream, sqimap_session_id() . " LOGOUT\r\n"); - } - - function sqimap_capability($imap_stream, $capability) { - global $sqimap_capabilities; - - if (!is_array($sqimap_capabilities)) { - fputs ($imap_stream, sqimap_session_id() . " CAPABILITY\r\n"); - $read = sqimap_read_data($imap_stream, sqimap_session_id(), true, $a, $b); - - $c = explode(' ', $read[0]); - for ($i=2; $i < count($c); $i++) { - $cap_list = explode('=', $c[$i]); - if (isset($cap_list[1])) - $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; - else - $sqimap_capabilities[$cap_list[0]] = TRUE; + } + } + return $imap_stream; +} + +/* Simply logs out the IMAP session */ +function sqimap_logout ($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])) { + $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; + } else { + $sqimap_capabilities[$cap_list[0]] = TRUE; } } - if (! isset($sqimap_capabilities[$capability])) - return false; + } + if (isset($sqimap_capabilities[$capability])) { return $sqimap_capabilities[$capability]; + } else { + return false; } +} + +/* Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test */ +function sqimap_get_delimiter ($imap_stream = false) { + global $sqimap_delimiter, $optional_delimiter; - /****************************************************************************** - ** Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test... - ******************************************************************************/ - function sqimap_get_delimiter ($imap_stream = false) { - - 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($imap_stream, "NAMESPACE")) { - /* According to something that I can't find, this is supposed to work on all systems - OS: This won't work in Courier IMAP. - OS: According to rfc2342 response from NAMESPACE command is: - OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES) - OS: We want to lookup all personal NAMESPACES... - */ - fputs ($imap_stream, sqimap_session_id() . " NAMESPACE\r\n"); - $read = sqimap_read_data($imap_stream, sqimap_session_id(), true, $a, $b); + /* Use configured delimiter if set */ + if((!empty($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... + */ + $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b); if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) { - if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) + if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) { $pn = $data2[1]; + } $pna = explode(')(', $pn); - while (list($k, $v) = each($pna)) - { + while (list($k, $v) = each($pna)) { $lst = explode('"', $v); if (isset($lst[3])) { $pn[$lst[1]] = $lst[3]; @@ -313,92 +335,106 @@ } } return $sqimap_delimiter; - } +} - /****************************************************************************** - ** Gets the number of messages in the current mailbox. - ******************************************************************************/ - function sqimap_get_num_messages ($imap_stream, $mailbox) { - fputs ($imap_stream, sqimap_session_id() . " EXAMINE \"$mailbox\"\r\n"); - $read_ary = sqimap_read_data ($imap_stream, sqimap_session_id(), true, $result, $message); - for ($i = 0; $i < count($read_ary); $i++) { - if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { +/* Gets the number of messages in the current mailbox. */ +function sqimap_get_num_messages ($imap_stream, $mailbox) { + $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", true, $result, $message); + for ($i = 0; $i < count($read_ary); $i++) { + if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { return $regs[1]; - } - } - return "BUG! Couldn't get number of messages in $mailbox!"; - } - - - /****************************************************************************** - ** Returns a displayable email address - ******************************************************************************/ - function sqimap_find_email ($string) { - /** Luke Ehresman - ** - ** 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); +} + ?>