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authorAleksander Machniak <alec@alec.pl>2013-05-12 14:11:59 +0200
committerAleksander Machniak <alec@alec.pl>2013-05-12 14:11:59 +0200
commited837a3544b8c157b00f520e0c716304abedd519 (patch)
tree7b11a87d90d3d7a16dca6143ace5267a20468187 /plugins/managesieve/lib/Roundcube
parentfd0fd3b0a0c82a1a5cce4dc775886154e9bf9e14 (diff)
Added support for date and index extensions (RFC5260) in script parser
Script parser code improvements
Diffstat (limited to 'plugins/managesieve/lib/Roundcube')
-rw-r--r--plugins/managesieve/lib/Roundcube/rcube_sieve_script.php441
1 files changed, 254 insertions, 187 deletions
diff --git a/plugins/managesieve/lib/Roundcube/rcube_sieve_script.php b/plugins/managesieve/lib/Roundcube/rcube_sieve_script.php
index 0e95b0fba..78b4bc625 100644
--- a/plugins/managesieve/lib/Roundcube/rcube_sieve_script.php
+++ b/plugins/managesieve/lib/Roundcube/rcube_sieve_script.php
@@ -27,24 +27,26 @@ class rcube_sieve_script
private $vars = array(); // "global" variables
private $prefix = ''; // script header (comments)
private $supported = array( // Sieve extensions supported by class
- 'fileinto', // RFC5228
+ 'body', // RFC5173
+ 'copy', // RFC3894
+ 'date', // RFC5260
+ 'enotify', // RFC5435
'envelope', // RFC5228
- 'reject', // RFC5429
'ereject', // RFC5429
- 'copy', // RFC3894
- 'vacation', // RFC5230
- 'vacation-seconds', // RFC6131
- 'relational', // RFC3431
- 'regex', // draft-ietf-sieve-regex-01
+ 'fileinto', // RFC5228
'imapflags', // draft-melnikov-sieve-imapflags-06
'imap4flags', // RFC5232
'include', // draft-ietf-sieve-include-12
- 'variables', // RFC5229
- 'body', // RFC5173
- 'subaddress', // RFC5233
- 'enotify', // RFC5435
+ 'index', // RFC5260
'notify', // draft-ietf-sieve-notify-00
- // @TODO: spamtest+virustest, mailbox, date
+ 'regex', // draft-ietf-sieve-regex-01
+ 'reject', // RFC5429
+ 'relational', // RFC3431
+ 'subaddress', // RFC5233
+ 'vacation', // RFC5230
+ 'vacation-seconds', // RFC6131
+ 'variables', // RFC5229
+ // @TODO: spamtest+virustest, mailbox
);
/**
@@ -238,24 +240,8 @@ class rcube_sieve_script
$tests[$i] .= ($test['not'] ? 'not ' : '');
$tests[$i] .= 'header';
- if (!empty($test['type'])) {
- // relational operator + comparator
- if (preg_match('/^(value|count)-([gteqnl]{2})/', $test['type'], $m)) {
- array_push($exts, 'relational');
- array_push($exts, 'comparator-i;ascii-numeric');
-
- $tests[$i] .= ' :' . $m[1] . ' "' . $m[2] . '" :comparator "i;ascii-numeric"';
- }
- else {
- $this->add_comparator($test, $tests[$i], $exts);
-
- if ($test['type'] == 'regex') {
- array_push($exts, 'regex');
- }
-
- $tests[$i] .= ' :' . $test['type'];
- }
- }
+ $this->add_index($test, $tests[$i], $exts);
+ $this->add_operator($test, $tests[$i], $exts);
$tests[$i] .= ' ' . self::escape_string($test['arg1']);
$tests[$i] .= ' ' . self::escape_string($test['arg2']);
@@ -270,6 +256,10 @@ class rcube_sieve_script
$tests[$i] .= ($test['not'] ? 'not ' : '');
$tests[$i] .= $test['test'];
+ if ($test['test'] != 'envelope') {
+ $this->add_index($test, $tests[$i], $exts);
+ }
+
if (!empty($test['part'])) {
$tests[$i] .= ' :' . $test['part'];
if ($test['part'] == 'user' || $test['part'] == 'detail') {
@@ -277,14 +267,7 @@ class rcube_sieve_script
}
}
- $this->add_comparator($test, $tests[$i], $exts);
-
- if (!empty($test['type'])) {
- if ($test['type'] == 'regex') {
- array_push($exts, 'regex');
- }
- $tests[$i] .= ' :' . $test['type'];
- }
+ $this->add_operator($test, $tests[$i], $exts);
$tests[$i] .= ' ' . self::escape_string($test['arg1']);
$tests[$i] .= ' ' . self::escape_string($test['arg2']);
@@ -295,8 +278,6 @@ class rcube_sieve_script
$tests[$i] .= ($test['not'] ? 'not ' : '') . 'body';
- $this->add_comparator($test, $tests[$i], $exts);
-
if (!empty($test['part'])) {
$tests[$i] .= ' :' . $test['part'];
@@ -305,14 +286,35 @@ class rcube_sieve_script
}
}
- if (!empty($test['type'])) {
- if ($test['type'] == 'regex') {
- array_push($exts, 'regex');
- }
- $tests[$i] .= ' :' . $test['type'];
+ $this->add_operator($test, $tests[$i], $exts);
+
+ $tests[$i] .= ' ' . self::escape_string($test['arg']);
+ break;
+
+ case 'date':
+ case 'currentdate':
+ array_push($exts, 'date');
+
+ $tests[$i] .= ($test['not'] ? 'not ' : '') . $test['test'];
+
+ $this->add_index($test, $tests[$i], $exts);
+
+ if (!empty($test['originalzone']) && $test['test'] == 'date') {
+ $tests[$i] .= ' :originalzone';
}
+ else if (!empty($test['zone'])) {
+ $tests[$i] .= ' :zone ' . self::escape_string($test['zone']);
+ }
+
+ $this->add_operator($test, $tests[$i], $exts);
+ if ($test['test'] == 'date') {
+ $tests[$i] .= ' ' . self::escape_string($test['header']);
+ }
+
+ $tests[$i] .= ' ' . self::escape_string($test['part']);
$tests[$i] .= ' ' . self::escape_string($test['arg']);
+
break;
}
$i++;
@@ -489,6 +491,8 @@ class rcube_sieve_script
unset($exts[$key]);
}
+ sort($exts); // for convenience use always the same order
+
$output = 'require ["' . implode('","', $exts) . "\"];\n" . $output;
}
@@ -652,86 +656,85 @@ class rcube_sieve_script
break;
case 'size':
- $size = array('test' => 'size', 'not' => $not);
+ $test = array('test' => 'size', 'not' => $not);
+
+ $test['arg'] = array_pop($tokens);
+
for ($i=0, $len=count($tokens); $i<$len; $i++) {
if (!is_array($tokens[$i])
&& preg_match('/^:(under|over)$/i', $tokens[$i])
) {
- $size['type'] = strtolower(substr($tokens[$i], 1));
- }
- else {
- $size['arg'] = $tokens[$i];
+ $test['type'] = strtolower(substr($tokens[$i], 1));
}
}
- $tests[] = $size;
+ $tests[] = $test;
break;
case 'header':
- $header = array('test' => 'header', 'not' => $not, 'arg1' => '', 'arg2' => '');
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- if (!is_array($tokens[$i]) && preg_match('/^:comparator$/i', $tokens[$i])) {
- $header['comparator'] = $tokens[++$i];
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(count|value)$/i', $tokens[$i])) {
- $header['type'] = strtolower(substr($tokens[$i], 1)) . '-' . $tokens[++$i];
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(is|contains|matches|regex)$/i', $tokens[$i])) {
- $header['type'] = strtolower(substr($tokens[$i], 1));
- }
- else {
- $header['arg1'] = $header['arg2'];
- $header['arg2'] = $tokens[$i];
+ case 'address':
+ case 'envelope':
+ $test = array('test' => $token, 'not' => $not);
+
+ $test['arg2'] = array_pop($tokens);
+ $test['arg1'] = array_pop($tokens);
+
+ $test += $this->test_tokens($tokens);
+
+ if ($token != 'header' && !empty($tokens)) {
+ for ($i=0, $len=count($tokens); $i<$len; $i++) {
+ if (!is_array($tokens[$i]) && preg_match('/^:(localpart|domain|all|user|detail)$/i', $tokens[$i])) {
+ $test['part'] = strtolower(substr($tokens[$i], 1));
+ }
}
}
- $tests[] = $header;
+ $tests[] = $test;
break;
- case 'address':
- case 'envelope':
- $header = array('test' => $token, 'not' => $not, 'arg1' => '', 'arg2' => '');
+ case 'body':
+ $test = array('test' => 'body', 'not' => $not);
+
+ $test['arg'] = array_pop($tokens);
+
+ $test += $this->test_tokens($tokens);
+
for ($i=0, $len=count($tokens); $i<$len; $i++) {
- if (!is_array($tokens[$i]) && preg_match('/^:comparator$/i', $tokens[$i])) {
- $header['comparator'] = $tokens[++$i];
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(is|contains|matches|regex)$/i', $tokens[$i])) {
- $header['type'] = strtolower(substr($tokens[$i], 1));
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(localpart|domain|all|user|detail)$/i', $tokens[$i])) {
- $header['part'] = strtolower(substr($tokens[$i], 1));
- }
- else {
- $header['arg1'] = $header['arg2'];
- $header['arg2'] = $tokens[$i];
+ if (!is_array($tokens[$i]) && preg_match('/^:(raw|content|text)$/i', $tokens[$i])) {
+ $test['part'] = strtolower(substr($tokens[$i], 1));
+
+ if ($test['part'] == 'content') {
+ $test['content'] = $tokens[++$i];
+ }
}
}
- $tests[] = $header;
+ $tests[] = $test;
break;
- case 'body':
- $header = array('test' => 'body', 'not' => $not, 'arg' => '');
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- if (!is_array($tokens[$i]) && preg_match('/^:comparator$/i', $tokens[$i])) {
- $header['comparator'] = $tokens[++$i];
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(is|contains|matches|regex)$/i', $tokens[$i])) {
- $header['type'] = strtolower(substr($tokens[$i], 1));
- }
- else if (!is_array($tokens[$i]) && preg_match('/^:(raw|content|text)$/i', $tokens[$i])) {
- $header['part'] = strtolower(substr($tokens[$i], 1));
+ case 'date':
+ case 'currentdate':
+ $test = array('test' => $token, 'not' => $not);
- if ($header['part'] == 'content') {
- $header['content'] = $tokens[++$i];
- }
+ $test['arg'] = array_pop($tokens);
+ $test['part'] = array_pop($tokens);
+
+ if ($token == 'date') {
+ $test['header'] = array_pop($tokens);
+ }
+
+ $test += $this->test_tokens($tokens);
+
+ for ($i=0, $len=count($tokens); $i<$len; $i++) {
+ if (!is_array($tokens[$i]) && preg_match('/^:zone$/i', $tokens[$i])) {
+ $test['zone'] = $tokens[++$i];
}
- else {
- $header['arg'] = $tokens[$i];
+ else if (!is_array($tokens[$i]) && preg_match('/^:originalzone$/i', $tokens[$i])) {
+ $test['originalzone'] = true;
}
}
- $tests[] = $header;
+ $tests[] = $test;
break;
case 'exists':
@@ -783,15 +786,9 @@ class rcube_sieve_script
$result = null;
while (strlen($content)) {
- $tokens = self::tokenize($content, true);
+ $tokens = self::tokenize($content, true);
$separator = array_pop($tokens);
-
- if (!empty($tokens)) {
- $token = array_shift($tokens);
- }
- else {
- $token = $separator;
- }
+ $token = !empty($tokens) ? array_shift($tokens) : $separator;
switch ($token) {
case 'discard':
@@ -802,113 +799,78 @@ class rcube_sieve_script
case 'fileinto':
case 'redirect':
- $copy = false;
- $target = '';
+ $action = array('type' => $token, 'target' => array_pop($tokens));
+ $args = array('copy');
+ $action += $this->action_arguments($tokens, $args);
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- if (strtolower($tokens[$i]) == ':copy') {
- $copy = true;
- }
- else {
- $target = $tokens[$i];
- }
- }
-
- $result[] = array('type' => $token, 'copy' => $copy,
- 'target' => $target);
- break;
-
- case 'reject':
- case 'ereject':
- $result[] = array('type' => $token, 'target' => array_pop($tokens));
+ $result[] = $action;
break;
case 'vacation':
- $vacation = array('type' => 'vacation', 'reason' => array_pop($tokens));
-
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- $tok = strtolower($tokens[$i]);
- if ($tok == ':mime') {
- $vacation['mime'] = true;
- }
- else if ($tok[0] == ':') {
- $vacation[substr($tok, 1)] = $tokens[++$i];
- }
- }
+ $action = array('type' => 'vacation', 'reason' => array_pop($tokens));
+ $args = array('mime');
+ $vargs = array('seconds', 'days', 'addresses', 'subject', 'handle', 'from');
+ $action += $this->action_arguments($tokens, $args, $vargs);
- $result[] = $vacation;
+ $result[] = $action;
break;
+ case 'reject':
+ case 'ereject':
case 'setflag':
case 'addflag':
case 'removeflag':
- $result[] = array('type' => $token,
- // Flags list: last token (skip optional variable)
- 'target' => $tokens[count($tokens)-1]
- );
+ $result[] = array('type' => $token, 'target' => array_pop($tokens));
break;
case 'include':
- $include = array('type' => 'include', 'target' => array_pop($tokens));
-
- // Parameters: :once, :optional, :global, :personal
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- $tok = strtolower($tokens[$i]);
- if ($tok[0] == ':') {
- $include[substr($tok, 1)] = true;
- }
- }
+ $action = array('type' => 'include', 'target' => array_pop($tokens));
+ $args = array('once', 'optional', 'global', 'personal');
+ $action += $this->action_arguments($tokens, $args);
- $result[] = $include;
+ $result[] = $action;
break;
case 'set':
- $set = array('type' => 'set', 'value' => array_pop($tokens), 'name' => array_pop($tokens));
+ $action = array('type' => 'set', 'value' => array_pop($tokens), 'name' => array_pop($tokens));
+ $args = array('lower', 'upper', 'lowerfirst', 'upperfirst', 'quotewildcard', 'length');
+ $action += $this->action_arguments($tokens, $args);
- // Parameters: :lower :upper :lowerfirst :upperfirst :quotewildcard :length
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- $tok = strtolower($tokens[$i]);
- if ($tok[0] == ':') {
- $set[substr($tok, 1)] = true;
- }
- }
-
- $result[] = $set;
+ $result[] = $action;
break;
case 'require':
// skip, will be build according to used commands
- // $result[] = array('type' => 'require', 'target' => $tokens);
+ // $result[] = array('type' => 'require', 'target' => array_pop($tokens));
break;
case 'notify':
- $notify = array('type' => 'notify');
- $priorities = array(':high' => 1, ':normal' => 2, ':low' => 3);
-
- // Parameters: :from, :importance, :options, :message
- // additional (optional) :method parameter for notify extension
- for ($i=0, $len=count($tokens); $i<$len; $i++) {
- $tok = strtolower($tokens[$i]);
- if ($tok[0] == ':') {
- // Here we support only 00 version of notify draft, there
- // were a couple regressions in 00 to 04 changelog, we use
- // the version used by Cyrus
- if (isset($priorities[$tok])) {
- $notify['importance'] = $priorities[$tok];
- }
- else {
- $notify[substr($tok, 1)] = $tokens[++$i];
+ $action = array('type' => 'notify');
+ $priorities = array('high' => 1, 'normal' => 2, 'low' => 3);
+ $vargs = array('from', 'importance', 'options', 'message', 'method');
+ $args = array_keys($priorities);
+ $action += $this->action_arguments($tokens, $args, $vargs);
+
+ // Here we support only 00 version of notify draft, there
+ // were a couple regressions in 00 to 04 changelog, we use
+ // the version used by Cyrus
+ if (!isset($action['importance'])) {
+ foreach ($priorities as $key => $val) {
+ if (isset($action[$key])) {
+ $action['importance'] = $val;
+ unset($action[$key]);
}
}
- else {
- // unnamed parameter is a :method in enotify extension
- $notify['method'] = $tokens[$i];
- }
}
- $method_components = parse_url($notify['method']);
+ // unnamed parameter is a :method in enotify extension
+ if (!isset($action['method'])) {
+ $action['method'] = array_pop($tokens);
+ }
+
+ $method_components = parse_url($action['method']);
if ($method_components['scheme'] == 'mailto') {
- $notify['address'] = $method_components['path'];
+ $action['address'] = $method_components['path'];
$method_params = array();
if (array_key_exists('query', $method_components)) {
parse_str($method_components['query'], $method_params);
@@ -918,10 +880,10 @@ class rcube_sieve_script
if (ini_get('magic_quotes_gpc') || ini_get('magic_quotes_sybase')) {
array_map('stripslashes', $method_params);
}
- $notify['body'] = (array_key_exists('body', $method_params)) ? $method_params['body'] : '';
+ $action['body'] = (array_key_exists('body', $method_params)) ? $method_params['body'] : '';
}
- $result[] = $notify;
+ $result[] = $action;
break;
}
@@ -934,7 +896,7 @@ class rcube_sieve_script
}
/**
- *
+ * Add comparator to the test
*/
private function add_comparator($test, &$out, &$exts)
{
@@ -957,6 +919,111 @@ class rcube_sieve_script
}
/**
+ * Add index argument to the test
+ */
+ private function add_index($test, &$out, &$exts)
+ {
+ if (!empty($test['index'])) {
+ array_push($exts, 'index');
+ $out .= ' :index ' . intval($test['index']) . ($test['last'] ? ' :last' : '');
+ }
+ }
+
+ /**
+ * Add operators to the test
+ */
+ private function add_operator($test, &$out, &$exts)
+ {
+ if (empty($test['type'])) {
+ return;
+ }
+
+ // relational operator + comparator
+ if (preg_match('/^(value|count)-([gteqnl]{2})/', $test['type'], $m)) {
+ array_push($exts, 'relational');
+ array_push($exts, 'comparator-i;ascii-numeric');
+
+ $out .= ' :' . $m[1] . ' "' . $m[2] . '" :comparator "i;ascii-numeric"';
+ }
+ else {
+ $this->add_comparator($test, $out, $exts);
+
+ if ($test['type'] == 'regex') {
+ array_push($exts, 'regex');
+ }
+
+ $out .= ' :' . $test['type'];
+ }
+ }
+
+ /**
+ * Extract test tokens
+ */
+ private function test_tokens(&$tokens)
+ {
+ $test = array();
+ $result = array();
+
+ for ($i=0, $len=count($tokens); $i<$len; $i++) {
+ if (!is_array($tokens[$i]) && preg_match('/^:comparator$/i', $tokens[$i])) {
+ $test['comparator'] = $tokens[++$i];
+ }
+ else if (!is_array($tokens[$i]) && preg_match('/^:(count|value)$/i', $tokens[$i])) {
+ $test['type'] = strtolower(substr($tokens[$i], 1)) . '-' . $tokens[++$i];
+ }
+ else if (!is_array($tokens[$i]) && preg_match('/^:(is|contains|matches|regex)$/i', $tokens[$i])) {
+ $test['type'] = strtolower(substr($tokens[$i], 1));
+ }
+ else if (!is_array($tokens[$i]) && preg_match('/^:index$/i', $tokens[$i])) {
+ $test['index'] = intval($tokens[++$i]);
+ if ($tokens[$i+1] && preg_match('/^:last$/i', $tokens[$i+1])) {
+ $test['last'] = true;
+ $i++;
+ }
+ }
+ else {
+ $result[] = $tokens[$i];
+ }
+ }
+
+ $tokens = $result;
+
+ return $test;
+ }
+
+ /**
+ * Extract action arguments
+ */
+ private function action_arguments(&$tokens, $bool_args, $val_args = array())
+ {
+ $action = array();
+ $result = array();
+
+ for ($i=0, $len=count($tokens); $i<$len; $i++) {
+ $tok = $tokens[$i];
+ if (!is_array($tok) && $tok[0] == ':') {
+ $tok = strtolower(substr($tok, 1));
+ if (in_array($tok, $bool_args)) {
+ $action[$tok] = true;
+ }
+ else if (in_array($tok, $val_args)) {
+ $action[$tok] = $tokens[++$i];
+ }
+ else {
+ $result[] = $tok;
+ }
+ }
+ else {
+ $result[] = $tok;
+ }
+ }
+
+ $tokens = $result;
+
+ return $action;
+ }
+
+ /**
* Escape special chars into quoted string value or multi-line string
* or list of strings
*