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-rw-r--r--program/include/rcube_imap.php447
1 files changed, 28 insertions, 419 deletions
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 2a2f203e9..badf815cf 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -382,28 +382,6 @@ class rcube_imap
/**
- * Forces selection of a mailbox
- *
- * @param string $mailbox Mailbox/Folder name
- * @access public
- */
- function select_mailbox($mailbox=null)
- {
- if (!strlen($mailbox)) {
- $mailbox = $this->mailbox;
- }
-
- $selected = $this->conn->select($mailbox);
-
- if ($selected && $this->mailbox != $mailbox) {
- // clear messagecount cache for this mailbox
- $this->_clear_messagecount($mailbox);
- $this->mailbox = $mailbox;
- }
- }
-
-
- /**
* Set internal list page
*
* @param number $page Page number to list
@@ -428,24 +406,24 @@ class rcube_imap
/**
- * Save a set of message ids for future message listing methods
+ * Save a search result for future message listing methods
*
- * @param string IMAP Search query
- * @param rcube_result_index|rcube_result_thread Result set
- * @param string Charset of search string
- * @param string Sorting field
- * @param string True if set is sorted (SORT was used for searching)
+ * @param array $set Search set, result from rcube_imap::get_search_set():
+ * 0 - searching criteria, string
+ * 1 - search result, rcube_result_index|rcube_result_thread
+ * 2 - searching character set, string
+ * 3 - sorting field, string
+ * 4 - true if sorted, bool
*/
- function set_search_set($str=null, $msgs=null, $charset=null, $sort_field=null, $sorted=false)
+ function set_search_set($set)
{
- if (is_array($str) && $msgs === null)
- list($str, $msgs, $charset, $sort_field, $sorted) = $str;
-
- $this->search_string = $str;
- $this->search_set = $msgs;
- $this->search_charset = $charset;
- $this->search_sort_field = $sort_field;
- $this->search_sorted = $sorted;
+ $set = (array)$set;
+
+ $this->search_string = $set[0];
+ $this->search_set = $set[1];
+ $this->search_charset = $set[2];
+ $this->search_sort_field = $set[3];
+ $this->search_sorted = $set[4];
$this->search_threads = is_a($this->search_set, 'rcube_result_thread');
}
@@ -453,8 +431,6 @@ class rcube_imap
/**
* Return the saved search set as hash array
*
- * @param bool $clone Clone result object
- *
* @return array Search set
*/
function get_search_set()
@@ -1413,8 +1389,8 @@ class rcube_imap
$results = $this->_search_index($mailbox, $str, $charset, $sort_field);
- $this->set_search_set($str, $results, $charset, $sort_field,
- $this->threading || $this->search_sorted ? true : false);
+ $this->set_search_set(array($str, $results, $charset, $sort_field,
+ $this->threading || $this->search_sorted ? true : false));
}
@@ -1552,22 +1528,6 @@ class rcube_imap
/**
- * Check if the given message UID is part of the current search set
- *
- * @param string $msgid Message UID
- *
- * @return boolean True on match or if no search request is stored
- */
- function in_searchset($uid)
- {
- if (!empty($this->search_string)) {
- return $this->search_set->exists($uid);
- }
- return true;
- }
-
-
- /**
* Return message headers object of a specific message
*
* @param int $id Message sequence ID or UID
@@ -1662,7 +1622,7 @@ class rcube_imap
return $headers;
}
- $struct = &$this->_structure_part($structure, 0, '', $headers);
+ $struct = $this->_structure_part($structure, 0, '', $headers);
// don't trust given content-type
if (empty($struct->parts) && !empty($headers->ctype)) {
@@ -1685,7 +1645,7 @@ class rcube_imap
* @param string $parent
* @access private
*/
- function &_structure_part($part, $count=0, $parent='', $mime_headers=null)
+ private function _structure_part($part, $count=0, $parent='', $mime_headers=null)
{
$struct = new rcube_message_part;
$struct->mime_id = empty($parent) ? (string)$count : "$parent.$count";
@@ -1844,7 +1804,7 @@ class rcube_imap
}
if (is_string($mime_headers))
- $struct->headers = $this->_parse_headers($mime_headers) + $struct->headers;
+ $struct->headers = rcube_mime::parse_headers($mime_headers) + $struct->headers;
else if (is_object($mime_headers))
$struct->headers = get_object_vars($mime_headers) + $struct->headers;
@@ -1988,7 +1948,7 @@ class rcube_imap
else
$charset = rc_detect_encoding($filename_mime, $this->default_charset);
- $part->filename = rcube_imap::decode_mime_string($filename_mime, $charset);
+ $part->filename = rcube_mime::decode_mime_string($filename_mime, $charset);
}
else if (!empty($filename_encoded)) {
// decode filename according to RFC 2231, Section 4
@@ -2031,7 +1991,7 @@ class rcube_imap
*
* @return string Message/part body if not printed
*/
- function &get_message_part($uid, $part=1, $o_part=NULL, $print=NULL, $fp=NULL, $skip_charset_conv=false)
+ function get_message_part($uid, $part=1, $o_part=NULL, $print=NULL, $fp=NULL, $skip_charset_conv=false)
{
// get part data if not provided
if (!is_object($o_part)) {
@@ -2084,7 +2044,7 @@ class rcube_imap
* @return string $part Message/part body
* @see rcube_imap::get_message_part()
*/
- function &get_body($uid, $part=1)
+ function get_body($uid, $part=1)
{
$headers = $this->get_headers($uid);
return rcube_charset_convert($this->get_message_part($uid, $part, NULL),
@@ -2100,7 +2060,7 @@ class rcube_imap
*
* @return string Message source string
*/
- function &get_raw_body($uid, $fp=null)
+ function get_raw_body($uid, $fp=null)
{
return $this->conn->handlePartBody($this->mailbox, $uid,
true, null, null, false, $fp);
@@ -2113,7 +2073,7 @@ class rcube_imap
* @param int $uid Message UID
* @return string Message headers string
*/
- function &get_raw_headers($uid)
+ function get_raw_headers($uid)
{
return $this->conn->fetchPartHeader($this->mailbox, $uid, true);
}
@@ -3621,6 +3581,7 @@ class rcube_imap
}
}
+
/**
* Getter for messages cache object
*/
@@ -3637,6 +3598,7 @@ class rcube_imap
return $this->mcache;
}
+
/**
* Clears the messages cache.
*
@@ -3651,204 +3613,6 @@ class rcube_imap
}
-
- /* --------------------------------
- * encoding/decoding methods
- * --------------------------------*/
-
- /**
- * Split an address list into a structured array list
- *
- * @param string $input Input string
- * @param int $max List only this number of addresses
- * @param boolean $decode Decode address strings
- * @return array Indexed list of addresses
- */
- function decode_address_list($input, $max=null, $decode=true)
- {
- $a = $this->_parse_address_list($input, $decode);
- $out = array();
- // Special chars as defined by RFC 822 need to in quoted string (or escaped).
- $special_chars = '[\(\)\<\>\\\.\[\]@,;:"]';
-
- if (!is_array($a))
- return $out;
-
- $c = count($a);
- $j = 0;
-
- foreach ($a as $val) {
- $j++;
- $address = trim($val['address']);
- $name = trim($val['name']);
-
- if ($name && $address && $name != $address)
- $string = sprintf('%s <%s>', preg_match("/$special_chars/", $name) ? '"'.addcslashes($name, '"').'"' : $name, $address);
- else if ($address)
- $string = $address;
- else if ($name)
- $string = $name;
-
- $out[$j] = array(
- 'name' => $name,
- 'mailto' => $address,
- 'string' => $string
- );
-
- if ($max && $j==$max)
- break;
- }
-
- return $out;
- }
-
-
- /**
- * Decode a message header value
- *
- * @param string $input Header value
- * @param boolean $remove_quotas Remove quotes if necessary
- * @return string Decoded string
- */
- function decode_header($input, $remove_quotes=false)
- {
- $str = rcube_imap::decode_mime_string((string)$input, $this->default_charset);
- if ($str[0] == '"' && $remove_quotes)
- $str = str_replace('"', '', $str);
-
- return $str;
- }
-
-
- /**
- * Decode a mime-encoded string to internal charset
- *
- * @param string $input Header value
- * @param string $fallback Fallback charset if none specified
- *
- * @return string Decoded string
- * @static
- */
- public static function decode_mime_string($input, $fallback=null)
- {
- if (!empty($fallback)) {
- $default_charset = $fallback;
- }
- else {
- $default_charset = rcmail::get_instance()->config->get('default_charset', 'ISO-8859-1');
- }
-
- // rfc: all line breaks or other characters not found
- // in the Base64 Alphabet must be ignored by decoding software
- // delete all blanks between MIME-lines, differently we can
- // receive unnecessary blanks and broken utf-8 symbols
- $input = preg_replace("/\?=\s+=\?/", '?==?', $input);
-
- // encoded-word regexp
- $re = '/=\?([^?]+)\?([BbQq])\?([^\n]*?)\?=/';
-
- // Find all RFC2047's encoded words
- if (preg_match_all($re, $input, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) {
- // Initialize variables
- $tmp = array();
- $out = '';
- $start = 0;
-
- foreach ($matches as $idx => $m) {
- $pos = $m[0][1];
- $charset = $m[1][0];
- $encoding = $m[2][0];
- $text = $m[3][0];
- $length = strlen($m[0][0]);
-
- // Append everything that is before the text to be decoded
- if ($start != $pos) {
- $substr = substr($input, $start, $pos-$start);
- $out .= rcube_charset_convert($substr, $default_charset);
- $start = $pos;
- }
- $start += $length;
-
- // Per RFC2047, each string part "MUST represent an integral number
- // of characters . A multi-octet character may not be split across
- // adjacent encoded-words." However, some mailers break this, so we
- // try to handle characters spanned across parts anyway by iterating
- // through and aggregating sequential encoded parts with the same
- // character set and encoding, then perform the decoding on the
- // aggregation as a whole.
-
- $tmp[] = $text;
- if ($next_match = $matches[$idx+1]) {
- if ($next_match[0][1] == $start
- && $next_match[1][0] == $charset
- && $next_match[2][0] == $encoding
- ) {
- continue;
- }
- }
-
- $count = count($tmp);
- $text = '';
-
- // Decode and join encoded-word's chunks
- if ($encoding == 'B' || $encoding == 'b') {
- // base64 must be decoded a segment at a time
- for ($i=0; $i<$count; $i++)
- $text .= base64_decode($tmp[$i]);
- }
- else { //if ($encoding == 'Q' || $encoding == 'q') {
- // quoted printable can be combined and processed at once
- for ($i=0; $i<$count; $i++)
- $text .= $tmp[$i];
-
- $text = str_replace('_', ' ', $text);
- $text = quoted_printable_decode($text);
- }
-
- $out .= rcube_charset_convert($text, $charset);
- $tmp = array();
- }
-
- // add the last part of the input string
- if ($start != strlen($input)) {
- $out .= rcube_charset_convert(substr($input, $start), $default_charset);
- }
-
- // return the results
- return $out;
- }
-
- // no encoding information, use fallback
- return rcube_charset_convert($input, $default_charset);
- }
-
-
- /**
- * Decode a mime part
- *
- * @param string $input Input string
- * @param string $encoding Part encoding
- * @return string Decoded string
- */
- function mime_decode($input, $encoding='7bit')
- {
- switch (strtolower($encoding)) {
- case 'quoted-printable':
- return quoted_printable_decode($input);
- case 'base64':
- return base64_decode($input);
- case 'x-uuencode':
- case 'x-uue':
- case 'uue':
- case 'uuencode':
- return convert_uudecode($input);
- case '7bit':
- default:
- return $input;
- }
- }
-
-
/* --------------------------------
* private methods
* --------------------------------*/
@@ -3937,7 +3701,7 @@ class rcube_imap
*
* @return int Message UID
*/
- function id2uid($id, $mailbox = null)
+ private function id2uid($id, $mailbox = null)
{
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
@@ -4029,161 +3793,6 @@ class rcube_imap
/**
- * Split RFC822 header string into an associative array
- * @access private
- */
- private function _parse_headers($headers)
- {
- $a_headers = array();
- $headers = preg_replace('/\r?\n(\t| )+/', ' ', $headers);
- $lines = explode("\n", $headers);
- $c = count($lines);
-
- for ($i=0; $i<$c; $i++) {
- if ($p = strpos($lines[$i], ': ')) {
- $field = strtolower(substr($lines[$i], 0, $p));
- $value = trim(substr($lines[$i], $p+1));
- if (!empty($value))
- $a_headers[$field] = $value;
- }
- }
-
- return $a_headers;
- }
-
-
- /**
- * @access private
- */
- private function _parse_address_list($str, $decode=true)
- {
- // remove any newlines and carriage returns before
- $str = preg_replace('/\r?\n(\s|\t)?/', ' ', $str);
-
- // extract list items, remove comments
- $str = self::explode_header_string(',;', $str, true);
- $result = array();
-
- // simplified regexp, supporting quoted local part
- $email_rx = '(\S+|("\s*(?:[^"\f\n\r\t\v\b\s]+\s*)+"))@\S+';
-
- foreach ($str as $key => $val) {
- $name = '';
- $address = '';
- $val = trim($val);
-
- if (preg_match('/(.*)<('.$email_rx.')>$/', $val, $m)) {
- $address = $m[2];
- $name = trim($m[1]);
- }
- else if (preg_match('/^('.$email_rx.')$/', $val, $m)) {
- $address = $m[1];
- $name = '';
- }
- else {
- $name = $val;
- }
-
- // dequote and/or decode name
- if ($name) {
- if ($name[0] == '"' && $name[strlen($name)-1] == '"') {
- $name = substr($name, 1, -1);
- $name = stripslashes($name);
- }
- if ($decode) {
- $name = $this->decode_header($name);
- }
- }
-
- if (!$address && $name) {
- $address = $name;
- }
-
- if ($address) {
- $result[$key] = array('name' => $name, 'address' => $address);
- }
- }
-
- return $result;
- }
-
-
- /**
- * Explodes header (e.g. address-list) string into array of strings
- * using specified separator characters with proper handling
- * of quoted-strings and comments (RFC2822)
- *
- * @param string $separator String containing separator characters
- * @param string $str Header string
- * @param bool $remove_comments Enable to remove comments
- *
- * @return array Header items
- */
- static function explode_header_string($separator, $str, $remove_comments=false)
- {
- $length = strlen($str);
- $result = array();
- $quoted = false;
- $comment = 0;
- $out = '';
-
- for ($i=0; $i<$length; $i++) {
- // we're inside a quoted string
- if ($quoted) {
- if ($str[$i] == '"') {
- $quoted = false;
- }
- else if ($str[$i] == '\\') {
- if ($comment <= 0) {
- $out .= '\\';
- }
- $i++;
- }
- }
- // we're inside a comment string
- else if ($comment > 0) {
- if ($str[$i] == ')') {
- $comment--;
- }
- else if ($str[$i] == '(') {
- $comment++;
- }
- else if ($str[$i] == '\\') {
- $i++;
- }
- continue;
- }
- // separator, add to result array
- else if (strpos($separator, $str[$i]) !== false) {
- if ($out) {
- $result[] = $out;
- }
- $out = '';
- continue;
- }
- // start of quoted string
- else if ($str[$i] == '"') {
- $quoted = true;
- }
- // start of comment
- else if ($remove_comments && $str[$i] == '(') {
- $comment++;
- }
-
- if ($comment <= 0) {
- $out .= $str[$i];
- }
- }
-
- if ($out && $comment <= 0) {
- $result[] = $out;
- }
-
- return $result;
- }
-
-
- /**
* This is our own debug handler for the IMAP connection
* @access public
*/