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Diffstat (limited to 'plugins/managesieve/lib/rcube_sieve.php')
-rw-r--r--plugins/managesieve/lib/rcube_sieve.php875
1 files changed, 0 insertions, 875 deletions
diff --git a/plugins/managesieve/lib/rcube_sieve.php b/plugins/managesieve/lib/rcube_sieve.php
deleted file mode 100644
index 649967f57..000000000
--- a/plugins/managesieve/lib/rcube_sieve.php
+++ /dev/null
@@ -1,875 +0,0 @@
-<?php
-
-/*
- Classes for managesieve operations (using PEAR::Net_Sieve)
-
- Author: Aleksander Machniak <alec@alec.pl>
-
- $Id$
-
-*/
-
-// Sieve Language Basics: http://www.ietf.org/rfc/rfc5228.txt
-
-define('SIEVE_ERROR_CONNECTION', 1);
-define('SIEVE_ERROR_LOGIN', 2);
-define('SIEVE_ERROR_NOT_EXISTS', 3); // script not exists
-define('SIEVE_ERROR_INSTALL', 4); // script installation
-define('SIEVE_ERROR_ACTIVATE', 5); // script activation
-define('SIEVE_ERROR_DELETE', 6); // script deletion
-define('SIEVE_ERROR_INTERNAL', 7); // internal error
-define('SIEVE_ERROR_OTHER', 255); // other/unknown error
-
-
-class rcube_sieve
-{
- private $sieve; // Net_Sieve object
- private $error = false; // error flag
- private $list = array(); // scripts list
-
- public $script; // rcube_sieve_script object
- public $current; // name of currently loaded script
- private $disabled; // array of disabled extensions
-
- /**
- * Object constructor
- *
- * @param string Username (to managesieve login)
- * @param string Password (to managesieve login)
- * @param string Managesieve server hostname/address
- * @param string Managesieve server port number
- * @param string Enable/disable TLS use
- * @param array Disabled extensions
- */
- public function __construct($username, $password='', $host='localhost', $port=2000,
- $usetls=true, $disabled=array(), $debug=false)
- {
- $this->sieve = new Net_Sieve();
-
- if ($debug)
- $this->sieve->setDebug(true, array($this, 'debug_handler'));
-
- if (PEAR::isError($this->sieve->connect($host, $port, NULL, $usetls)))
- return $this->_set_error(SIEVE_ERROR_CONNECTION);
-
- if (PEAR::isError($this->sieve->login($username, $password)))
- return $this->_set_error(SIEVE_ERROR_LOGIN);
-
- $this->disabled = $disabled;
- }
-
- public function __destruct() {
- $this->sieve->disconnect();
- }
-
- /**
- * Getter for error code
- */
- public function error()
- {
- return $this->error ? $this->error : false;
- }
-
- /**
- * Saves current script into server
- */
- public function save($name = null)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if (!$this->script)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if (!$name)
- $name = $this->current;
-
- $script = $this->script->as_text();
-
- if (!$script)
- $script = '/* empty script */';
-
- if (PEAR::isError($this->sieve->installScript($name, $script)))
- return $this->_set_error(SIEVE_ERROR_INSTALL);
-
- return true;
- }
-
- /**
- * Saves text script into server
- */
- public function save_script($name, $content = null)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if (!$content)
- $content = '/* empty script */';
-
- if (PEAR::isError($this->sieve->installScript($name, $content)))
- return $this->_set_error(SIEVE_ERROR_INSTALL);
-
- return true;
- }
-
- /**
- * Activates specified script
- */
- public function activate($name = null)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if (!$name)
- $name = $this->current;
-
- if (PEAR::isError($this->sieve->setActive($name)))
- return $this->_set_error(SIEVE_ERROR_ACTIVATE);
-
- return true;
- }
-
- /**
- * Removes specified script
- */
- public function remove($name = null)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if (!$name)
- $name = $this->current;
-
- // script must be deactivated first
- if ($name == $this->sieve->getActive())
- if (PEAR::isError($this->sieve->setActive('')))
- return $this->_set_error(SIEVE_ERROR_DELETE);
-
- if (PEAR::isError($this->sieve->removeScript($name)))
- return $this->_set_error(SIEVE_ERROR_DELETE);
-
- if ($name == $this->current)
- $this->current = null;
-
- return true;
- }
-
- /**
- * Gets list of supported by server Sieve extensions
- */
- public function get_extensions()
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- $ext = $this->sieve->getExtensions();
- // we're working on lower-cased names
- $ext = array_map('strtolower', (array) $ext);
-
- if ($this->script) {
- $supported = $this->script->get_extensions();
- foreach ($ext as $idx => $ext_name)
- if (!in_array($ext_name, $supported))
- unset($ext[$idx]);
- }
-
- return array_values($ext);
- }
-
- /**
- * Gets list of scripts from server
- */
- public function get_scripts()
- {
- if (!$this->list) {
-
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- $this->list = $this->sieve->listScripts();
-
- if (PEAR::isError($this->list))
- return $this->_set_error(SIEVE_ERROR_OTHER);
- }
-
- return $this->list;
- }
-
- /**
- * Returns active script name
- */
- public function get_active()
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- return $this->sieve->getActive();
- }
-
- /**
- * Loads script by name
- */
- public function load($name)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if ($this->current == $name)
- return true;
-
- $script = $this->sieve->getScript($name);
-
- if (PEAR::isError($script))
- return $this->_set_error(SIEVE_ERROR_OTHER);
-
- // try to parse from Roundcube format
- $this->script = new rcube_sieve_script($script, $this->disabled);
-
- // ... else try to import from different formats
- if (empty($this->script->content)) {
- $script = $this->_import_rules($script);
- $this->script = new rcube_sieve_script($script, $this->disabled);
- }
-
- // replace all elsif with if+stop, we support only ifs
- foreach ($this->script->content as $idx => $rule) {
- if (!isset($this->script->content[$idx+1])
- || preg_match('/^else|elsif$/', $this->script->content[$idx+1]['type'])) {
- // 'stop' not found?
- if (!preg_match('/^(stop|vacation)$/', $rule['actions'][count($rule['actions'])-1]['type'])) {
- $this->script->content[$idx]['actions'][] = array(
- 'type' => 'stop'
- );
- }
- }
- }
-
- $this->current = $name;
-
- return true;
- }
-
- /**
- * Creates empty script or copy of other script
- */
- public function copy($name, $copy)
- {
- if (!$this->sieve)
- return $this->_set_error(SIEVE_ERROR_INTERNAL);
-
- if ($copy) {
- $content = $this->sieve->getScript($copy);
-
- if (PEAR::isError($content))
- return $this->_set_error(SIEVE_ERROR_OTHER);
- }
-
- return $this->save_script($name, $content);
- }
-
-
- private function _import_rules($script)
- {
- $i = 0;
- $name = array();
-
- // Squirrelmail (Avelsieve)
- if ($tokens = preg_split('/(#START_SIEVE_RULE.*END_SIEVE_RULE)\n/', $script, -1, PREG_SPLIT_DELIM_CAPTURE)) {
- foreach($tokens as $token) {
- if (preg_match('/^#START_SIEVE_RULE.*/', $token, $matches)) {
- $name[$i] = "unnamed rule ".($i+1);
- $content .= "# rule:[".$name[$i]."]\n";
- }
- elseif (isset($name[$i])) {
- $content .= "if $token\n";
- $i++;
- }
- }
- }
- // Horde (INGO)
- else if ($tokens = preg_split('/(# .+)\r?\n/i', $script, -1, PREG_SPLIT_DELIM_CAPTURE)) {
- foreach($tokens as $token) {
- if (preg_match('/^# (.+)/i', $token, $matches)) {
- $name[$i] = $matches[1];
- $content .= "# rule:[" . $name[$i] . "]\n";
- }
- elseif (isset($name[$i])) {
- $token = str_replace(":comparator \"i;ascii-casemap\" ", "", $token);
- $content .= $token . "\n";
- $i++;
- }
- }
- }
-
- return $content;
- }
-
- private function _set_error($error)
- {
- $this->error = $error;
- return false;
- }
-
- /**
- * This is our own debug handler for connection
- * @access public
- */
- public function debug_handler(&$sieve, $message)
- {
- write_log('sieve', preg_replace('/\r\n$/', '', $message));
- }
-}
-
-class rcube_sieve_script
-{
- public $content = array(); // script rules array
-
- private $supported = array( // extensions supported by class
- 'fileinto',
- 'reject',
- 'ereject',
- 'vacation', // RFC5230
- // TODO: (most wanted first) body, imapflags, notify, regex
- );
-
- /**
- * Object constructor
- *
- * @param string Script's text content
- * @param array Disabled extensions
- */
- public function __construct($script, $disabled=NULL)
- {
- if (!empty($disabled))
- foreach ($disabled as $ext)
- if (($idx = array_search($ext, $this->supported)) !== false)
- unset($this->supported[$idx]);
-
- $this->content = $this->_parse_text($script);
- }
-
- /**
- * Adds script contents as text to the script array (at the end)
- *
- * @param string Text script contents
- */
- public function add_text($script)
- {
- $content = $this->_parse_text($script);
- $result = false;
-
- // check existsing script rules names
- foreach ($this->content as $idx => $elem) {
- $names[$elem['name']] = $idx;
- }
-
- foreach ($content as $elem) {
- if (!isset($names[$elem['name']])) {
- array_push($this->content, $elem);
- $result = true;
- }
- }
-
- return $result;
- }
-
- /**
- * Adds rule to the script (at the end)
- *
- * @param string Rule name
- * @param array Rule content (as array)
- */
- public function add_rule($content)
- {
- // TODO: check this->supported
- array_push($this->content, $content);
- return sizeof($this->content)-1;
- }
-
- public function delete_rule($index)
- {
- if(isset($this->content[$index])) {
- unset($this->content[$index]);
- return true;
- }
- return false;
- }
-
- public function size()
- {
- return sizeof($this->content);
- }
-
- public function update_rule($index, $content)
- {
- // TODO: check this->supported
- if ($this->content[$index]) {
- $this->content[$index] = $content;
- return $index;
- }
- return false;
- }
-
- /**
- * Returns script as text
- */
- public function as_text()
- {
- $script = '';
- $exts = array();
- $idx = 0;
-
- // rules
- foreach ($this->content as $rule) {
- $extension = '';
- $tests = array();
- $i = 0;
-
- // header
- $script .= '# rule:[' . $rule['name'] . "]\n";
-
- // constraints expressions
- foreach ($rule['tests'] as $test) {
- $tests[$i] = '';
- switch ($test['test']) {
- case 'size':
- $tests[$i] .= ($test['not'] ? 'not ' : '');
- $tests[$i] .= 'size :' . ($test['type']=='under' ? 'under ' : 'over ') . $test['arg'];
- break;
- case 'true':
- $tests[$i] .= ($test['not'] ? 'not true' : 'true');
- break;
- case 'exists':
- $tests[$i] .= ($test['not'] ? 'not ' : '');
- if (is_array($test['arg']))
- $tests[$i] .= 'exists ["' . implode('", "', $this->_escape_string($test['arg'])) . '"]';
- else
- $tests[$i] .= 'exists "' . $this->_escape_string($test['arg']) . '"';
- break;
- case 'header':
- $tests[$i] .= ($test['not'] ? 'not ' : '');
- $tests[$i] .= 'header :' . $test['type'];
- if (is_array($test['arg1']))
- $tests[$i] .= ' ["' . implode('", "', $this->_escape_string($test['arg1'])) . '"]';
- else
- $tests[$i] .= ' "' . $this->_escape_string($test['arg1']) . '"';
- if (is_array($test['arg2']))
- $tests[$i] .= ' ["' . implode('", "', $this->_escape_string($test['arg2'])) . '"]';
- else
- $tests[$i] .= ' "' . $this->_escape_string($test['arg2']) . '"';
- break;
- }
- $i++;
- }
-
-// $script .= ($idx>0 ? 'els' : '').($rule['join'] ? 'if allof (' : 'if anyof (');
- // disabled rule: if false #....
- $script .= 'if' . ($rule['disabled'] ? ' false #' : '');
- $script .= $rule['join'] ? ' allof (' : ' anyof (';
- if (sizeof($tests) > 1)
- $script .= implode(",\n\t", $tests);
- else if (sizeof($tests))
- $script .= $tests[0];
- else
- $script .= 'true';
- $script .= ")\n{\n";
-
- // action(s)
- foreach ($rule['actions'] as $action) {
- switch ($action['type']) {
- case 'fileinto':
- $extension = 'fileinto';
- $script .= "\tfileinto \"" . $this->_escape_string($action['target']) . "\";\n";
- break;
- case 'redirect':
- $script .= "\tredirect \"" . $this->_escape_string($action['target']) . "\";\n";
- break;
- case 'reject':
- case 'ereject':
- $extension = $action['type'];
- if (strpos($action['target'], "\n")!==false)
- $script .= "\t".$action['type']." text:\n" . $action['target'] . "\n.\n;\n";
- else
- $script .= "\t".$action['type']." \"" . $this->_escape_string($action['target']) . "\";\n";
- break;
- case 'keep':
- case 'discard':
- case 'stop':
- $script .= "\t" . $action['type'] .";\n";
- break;
- case 'vacation':
- $extension = 'vacation';
- $script .= "\tvacation";
- if ($action['days'])
- $script .= " :days " . $action['days'];
- if ($action['addresses'])
- $script .= " :addresses " . $this->_print_list($action['addresses']);
- if ($action['subject'])
- $script .= " :subject \"" . $this->_escape_string($action['subject']) . "\"";
- if ($action['handle'])
- $script .= " :handle \"" . $this->_escape_string($action['handle']) . "\"";
- if ($action['from'])
- $script .= " :from \"" . $this->_escape_string($action['from']) . "\"";
- if ($action['mime'])
- $script .= " :mime";
- if (strpos($action['reason'], "\n")!==false)
- $script .= " text:\n" . $action['reason'] . "\n.\n;\n";
- else
- $script .= " \"" . $this->_escape_string($action['reason']) . "\";\n";
- break;
- }
-
- if ($extension && !isset($exts[$extension]))
- $exts[$extension] = $extension;
- }
-
- $script .= "}\n";
- $idx++;
- }
-
- // requires
- if (sizeof($exts))
- $script = 'require ["' . implode('","', $exts) . "\"];\n" . $script;
-
- return $script;
- }
-
- /**
- * Returns script object
- *
- */
- public function as_array()
- {
- return $this->content;
- }
-
- /**
- * Returns array of supported extensions
- *
- */
- public function get_extensions()
- {
- return array_values($this->supported);
- }
-
- /**
- * Converts text script to rules array
- *
- * @param string Text script
- */
- private function _parse_text($script)
- {
- $i = 0;
- $content = array();
-
- // remove C comments
- $script = preg_replace('|/\*.*?\*/|sm', '', $script);
-
- // tokenize rules
- if ($tokens = preg_split('/(# rule:\[.*\])\r?\n/', $script, -1, PREG_SPLIT_DELIM_CAPTURE)) {
- foreach($tokens as $token) {
- if (preg_match('/^# rule:\[(.*)\]/', $token, $matches)) {
- $content[$i]['name'] = $matches[1];
- }
- elseif (isset($content[$i]['name']) && sizeof($content[$i]) == 1) {
- if ($rule = $this->_tokenize_rule($token)) {
- $content[$i] = array_merge($content[$i], $rule);
- $i++;
- }
- else // unknown rule format
- unset($content[$i]);
- }
- }
- }
-
- return $content;
- }
-
- /**
- * Convert text script fragment to rule object
- *
- * @param string Text rule
- */
- private function _tokenize_rule($content)
- {
- $result = NULL;
-
- if (preg_match('/^(if|elsif|else)\s+((true|false|not\s+true|allof|anyof|exists|header|not|size)(.*))\s+\{(.*)\}$/sm',
- trim($content), $matches)) {
-
- $tests = trim($matches[2]);
-
- // disabled rule (false + comment): if false #.....
- if ($matches[3] == 'false') {
- $tests = preg_replace('/^false\s+#\s+/', '', $tests);
- $disabled = true;
- }
- else
- $disabled = false;
-
- list($tests, $join) = $this->_parse_tests($tests);
- $actions = $this->_parse_actions(trim($matches[5]));
-
- if ($tests && $actions)
- $result = array(
- 'type' => $matches[1],
- 'tests' => $tests,
- 'actions' => $actions,
- 'join' => $join,
- 'disabled' => $disabled,
- );
- }
-
- return $result;
- }
-
- /**
- * Parse body of actions section
- *
- * @param string Text body
- * @return array Array of parsed action type/target pairs
- */
- private function _parse_actions($content)
- {
- $result = NULL;
-
- // supported actions
- $patterns[] = '^\s*discard;';
- $patterns[] = '^\s*keep;';
- $patterns[] = '^\s*stop;';
- $patterns[] = '^\s*redirect\s+(.*?[^\\\]);';
- if (in_array('fileinto', $this->supported))
- $patterns[] = '^\s*fileinto\s+(.*?[^\\\]);';
- if (in_array('reject', $this->supported)) {
- $patterns[] = '^\s*reject\s+text:(.*)\n\.\n;';
- $patterns[] = '^\s*reject\s+(.*?[^\\\]);';
- $patterns[] = '^\s*ereject\s+text:(.*)\n\.\n;';
- $patterns[] = '^\s*ereject\s+(.*?[^\\\]);';
- }
- if (in_array('vacation', $this->supported))
- $patterns[] = '^\s*vacation\s+(.*?[^\\\]);';
-
- $pattern = '/(' . implode('$)|(', $patterns) . '$)/ms';
-
- // parse actions body
- if (preg_match_all($pattern, $content, $mm, PREG_SET_ORDER)) {
- foreach ($mm as $m) {
- $content = trim($m[0]);
-
- if(preg_match('/^(discard|keep|stop)/', $content, $matches)) {
- $result[] = array('type' => $matches[1]);
- }
- elseif(preg_match('/^fileinto/', $content)) {
- $result[] = array('type' => 'fileinto', 'target' => $this->_parse_string($m[sizeof($m)-1]));
- }
- elseif(preg_match('/^redirect/', $content)) {
- $result[] = array('type' => 'redirect', 'target' => $this->_parse_string($m[sizeof($m)-1]));
- }
- elseif(preg_match('/^(reject|ereject)\s+(.*);$/sm', $content, $matches)) {
- $result[] = array('type' => $matches[1], 'target' => $this->_parse_string($matches[2]));
- }
- elseif(preg_match('/^vacation\s+(.*);$/sm', $content, $matches)) {
- $vacation = array('type' => 'vacation');
-
- if (preg_match('/:(days)\s+([0-9]+)/', $content, $vm)) {
- $vacation['days'] = $vm[2];
- $content = preg_replace('/:(days)\s+([0-9]+)/', '', $content);
- }
- if (preg_match('/:(subject)\s+(".*?[^\\\]")/', $content, $vm)) {
- $vacation['subject'] = $vm[2];
- $content = preg_replace('/:(subject)\s+(".*?[^\\\]")/', '', $content);
- }
- if (preg_match('/:(addresses)\s+\[(.*?[^\\\])\]/', $content, $vm)) {
- $vacation['addresses'] = $this->_parse_list($vm[2]);
- $content = preg_replace('/:(addresses)\s+\[(.*?[^\\\])\]/', '', $content);
- }
- if (preg_match('/:(handle)\s+(".*?[^\\\]")/', $content, $vm)) {
- $vacation['handle'] = $vm[2];
- $content = preg_replace('/:(handle)\s+(".*?[^\\\]")/', '', $content);
- }
- if (preg_match('/:(from)\s+(".*?[^\\\]")/', $content, $vm)) {
- $vacation['from'] = $vm[2];
- $content = preg_replace('/:(from)\s+(".*?[^\\\]")/', '', $content);
- }
-
- $content = preg_replace('/^vacation/', '', $content);
- $content = preg_replace('/;$/', '', $content);
- $content = trim($content);
-
- if (preg_match('/^:(mime)/', $content, $vm)) {
- $vacation['mime'] = true;
- $content = preg_replace('/^:mime/', '', $content);
- }
-
- $vacation['reason'] = $this->_parse_string($content);
-
- $result[] = $vacation;
- }
- }
- }
-
- return $result;
- }
-
- /**
- * Parse test/conditions section
- *
- * @param string Text
- */
- private function _parse_tests($content)
- {
- $result = NULL;
-
- // lists
- if (preg_match('/^(allof|anyof)\s+\((.*)\)$/sm', $content, $matches)) {
- $content = $matches[2];
- $join = $matches[1]=='allof' ? true : false;
- }
- else
- $join = false;
-
- // supported tests regular expressions
- // TODO: comparators, envelope
- $patterns[] = '(not\s+)?(exists)\s+\[(.*?[^\\\])\]';
- $patterns[] = '(not\s+)?(exists)\s+(".*?[^\\\]")';
- $patterns[] = '(not\s+)?(true)';
- $patterns[] = '(not\s+)?(size)\s+:(under|over)\s+([0-9]+[KGM]{0,1})';
- $patterns[] = '(not\s+)?(header)\s+:(contains|is|matches)\s+\[(.*?[^\\\]")\]\s+\[(.*?[^\\\]")\]';
- $patterns[] = '(not\s+)?(header)\s+:(contains|is|matches)\s+(".*?[^\\\]")\s+(".*?[^\\\]")';
- $patterns[] = '(not\s+)?(header)\s+:(contains|is|matches)\s+\[(.*?[^\\\]")\]\s+(".*?[^\\\]")';
- $patterns[] = '(not\s+)?(header)\s+:(contains|is|matches)\s+(".*?[^\\\]")\s+\[(.*?[^\\\]")\]';
-
- // join patterns...
- $pattern = '/(' . implode(')|(', $patterns) . ')/';
-
- // ...and parse tests list
- if (preg_match_all($pattern, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- $size = sizeof($match);
-
- if (preg_match('/^(not\s+)?size/', $match[0])) {
- $result[] = array(
- 'test' => 'size',
- 'not' => $match[$size-4] ? true : false,
- 'type' => $match[$size-2], // under/over
- 'arg' => $match[$size-1], // value
- );
- }
- elseif (preg_match('/^(not\s+)?header/', $match[0])) {
- $result[] = array(
- 'test' => 'header',
- 'not' => $match[$size-5] ? true : false,
- 'type' => $match[$size-3], // is/contains/matches
- 'arg1' => $this->_parse_list($match[$size-2]), // header(s)
- 'arg2' => $this->_parse_list($match[$size-1]), // string(s)
- );
- }
- elseif (preg_match('/^(not\s+)?exists/', $match[0])) {
- $result[] = array(
- 'test' => 'exists',
- 'not' => $match[$size-3] ? true : false,
- 'arg' => $this->_parse_list($match[$size-1]), // header(s)
- );
- }
- elseif (preg_match('/^(not\s+)?true/', $match[0])) {
- $result[] = array(
- 'test' => 'true',
- 'not' => $match[$size-2] ? true : false,
- );
- }
- }
- }
-
- return array($result, $join);
- }
-
- /**
- * Parse string value
- *
- * @param string Text
- */
- private function _parse_string($content)
- {
- $text = '';
- $content = trim($content);
-
- if (preg_match('/^text:(.*)\.$/sm', $content, $matches))
- $text = trim($matches[1]);
- elseif (preg_match('/^"(.*)"$/', $content, $matches))
- $text = str_replace('\"', '"', $matches[1]);
-
- return $text;
- }
-
- /**
- * Escape special chars in string value
- *
- * @param string Text
- */
- private function _escape_string($content)
- {
- $replace['/"/'] = '\\"';
-
- if (is_array($content)) {
- for ($x=0, $y=sizeof($content); $x<$y; $x++)
- $content[$x] = preg_replace(array_keys($replace), array_values($replace), $content[$x]);
-
- return $content;
- }
- else
- return preg_replace(array_keys($replace), array_values($replace), $content);
- }
-
- /**
- * Parse string or list of strings to string or array of strings
- *
- * @param string Text
- */
- private function _parse_list($content)
- {
- $result = array();
-
- for ($x=0, $len=strlen($content); $x<$len; $x++) {
- switch ($content[$x]) {
- case '\\':
- $str .= $content[++$x];
- break;
- case '"':
- if (isset($str)) {
- $result[] = $str;
- unset($str);
- }
- else
- $str = '';
- break;
- default:
- if(isset($str))
- $str .= $content[$x];
- break;
- }
- }
-
- if (sizeof($result)>1)
- return $result;
- elseif (sizeof($result) == 1)
- return $result[0];
- else
- return NULL;
- }
-
- /**
- * Convert array of elements to list of strings
- *
- * @param string Text
- */
- private function _print_list($list)
- {
- $list = (array) $list;
- foreach($list as $idx => $val)
- $list[$idx] = $this->_escape_string($val);
-
- return '["' . implode('","', $list) . '"]';
- }
-}
-
-?>
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-19 19:19:19 +0000