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-rw-r--r--program/include/rcube_imap_generic.php55
1 files changed, 20 insertions, 35 deletions
diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index a455258ce..59e314c1a 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -171,13 +171,15 @@ class rcube_imap_generic
if ($endln)
$string .= "\r\n";
+
$res = 0;
if ($parts = preg_split('/(\{[0-9]+\}\r\n)/m', $string, -1, PREG_SPLIT_DELIM_CAPTURE)) {
for ($i=0, $cnt=count($parts); $i<$cnt; $i++) {
- if (preg_match('/^\{[0-9]+\}\r\n$/', $parts[$i+1])) {
+ if (preg_match('/^\{([0-9]+)\}\r\n$/', $parts[$i+1], $matches)) {
// LITERAL+ support
- if ($this->prefs['literal+'])
- $parts[$i+1] = preg_replace('/([0-9]+)/', '\\1+', $parts[$i+1]);
+ if ($this->prefs['literal+']) {
+ $parts[$i+1] = sprintf("{%d+}\r\n", $matches[1]);
+ }
$bytes = $this->putLine($parts[$i].$parts[$i+1], false);
if ($bytes === false)
@@ -201,7 +203,6 @@ class rcube_imap_generic
}
}
}
-
return $res;
}
@@ -2798,13 +2799,7 @@ class rcube_imap_generic
}
foreach ($entries as $name => $value) {
- if ($value === null) {
- $value = 'NIL';
- }
- else {
- $value = sprintf("{%d}\r\n%s", strlen($value), $value);
- }
- $entries[$name] = $this->escape($name) . ' ' . $value;
+ $entries[$name] = $this->escape($name) . ' ' . $this->escape($value);
}
$entries = implode(' ', $entries);
@@ -2956,20 +2951,9 @@ class rcube_imap_generic
}
foreach ($data as $entry) {
- $name = $entry[0];
- $attr = $entry[1];
- $value = $entry[2];
-
- if ($value === null) {
- $value = 'NIL';
- }
- else {
- $value = sprintf("{%d}\r\n%s", strlen($value), $value);
- }
-
// ANNOTATEMORE drafts before version 08 require quoted parameters
- $entries[] = sprintf('%s (%s %s)',
- $this->escape($name, true), $this->escape($attr, true), $value);
+ $entries[] = sprintf('%s (%s %s)', $this->escape($entry[0], true),
+ $this->escape($entry[1], true), $this->escape($entry[2], true));
}
$entries = implode(' ', $entries);
@@ -3314,29 +3298,30 @@ class rcube_imap_generic
* Escapes a string when it contains special characters (RFC3501)
*
* @param string $string IMAP string
- * @param boolean $force_quotes Forces string quoting
+ * @param boolean $force_quotes Forces string quoting (for atoms)
*
- * @return string Escaped string
- * @todo String literals, lists
+ * @return string String atom, quoted-string or string literal
+ * @todo lists
*/
static function escape($string, $force_quotes=false)
{
if ($string === null) {
return 'NIL';
}
- else if ($string === '') {
+ if ($string === '') {
return '""';
}
- // need quoted-string? find special chars: SP, CTL, (, ), {, %, *, ", \, ]
- // plus [ character as a workaround for DBMail's bug (#1487766)
- else if ($force_quotes ||
- preg_match('/([\x00-\x20\x28-\x29\x7B\x25\x2A\x22\x5B\x5C\x5D\x7F]+)/', $string)
- ) {
+ // atom-string (only safe characters)
+ if (!$force_quotes && !preg_match('/[\x00-\x20\x22\x28-\x2A\x5B-\x5D\x7B\x7D\x80-\xFF]/', $string)) {
+ return $string;
+ }
+ // quoted-string
+ if (!preg_match('/[\r\n\x00\x80-\xFF]/', $string)) {
return '"' . addcslashes($string, '\\"') . '"';
}
- // atom
- return $string;
+ // literal-string
+ return sprintf("{%d}\r\n%s", strlen($string), $string);
}
static function unEscape($string)