| | |
| | | |
| | | /* |
| | | +-----------------------------------------------------------------------+ |
| | | | rcube_shared.inc | |
| | | | program/include/rcube_shared.inc | |
| | | | | |
| | | | This file is part of the RoundCube PHP suite | |
| | | | Copyright (C) 2005-2007, RoundCube Dev. - Switzerland | |
| | | | Licensed under the GNU GPL | |
| | | | This file is part of the Roundcube PHP suite | |
| | | | Copyright (C) 2005-2012, The Roundcube Dev Team | |
| | | | | |
| | | | Licensed under the GNU General Public License version 3 or | |
| | | | any later version with exceptions for skins & plugins. | |
| | | | See the README file for a full license statement. | |
| | | | | |
| | | | CONTENTS: | |
| | | | Shared functions and classes used in PHP projects | |
| | | | Shared functions used by Roundcube Framework | |
| | | | | |
| | | +-----------------------------------------------------------------------+ |
| | | | Author: Thomas Bruederli <roundcube@gmail.com> | |
| | | +-----------------------------------------------------------------------+ |
| | | |
| | | $Id$ |
| | | |
| | | */ |
| | | |
| | | |
| | | /** |
| | | * RoundCube shared functions |
| | | * |
| | | * Roundcube shared functions |
| | | * |
| | | * @package Core |
| | | */ |
| | | |
| | | |
| | | /** |
| | | * Provide details about the client's browser |
| | | * |
| | | * @return array Key-value pairs of browser properties |
| | | */ |
| | | function rcube_browser() |
| | | { |
| | | $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT']; |
| | | |
| | | $bw['ver'] = 0; |
| | | $bw['win'] = stristr($HTTP_USER_AGENT, 'win'); |
| | | $bw['mac'] = stristr($HTTP_USER_AGENT, 'mac'); |
| | | $bw['linux'] = stristr($HTTP_USER_AGENT, 'linux'); |
| | | $bw['unix'] = stristr($HTTP_USER_AGENT, 'unix'); |
| | | |
| | | $bw['ns4'] = stristr($HTTP_USER_AGENT, 'mozilla/4') && !stristr($HTTP_USER_AGENT, 'msie'); |
| | | $bw['ns'] = ($bw['ns4'] || stristr($HTTP_USER_AGENT, 'netscape')); |
| | | $bw['ie'] = stristr($HTTP_USER_AGENT, 'msie'); |
| | | $bw['mz'] = stristr($HTTP_USER_AGENT, 'mozilla/5'); |
| | | $bw['opera'] = stristr($HTTP_USER_AGENT, 'opera'); |
| | | $bw['safari'] = stristr($HTTP_USER_AGENT, 'safari'); |
| | | |
| | | if($bw['ns']) |
| | | { |
| | | $test = eregi("mozilla\/([0-9\.]+)", $HTTP_USER_AGENT, $regs); |
| | | $bw['ver'] = $test ? (float)$regs[1] : 0; |
| | | } |
| | | if($bw['mz']) |
| | | { |
| | | $test = ereg("rv:([0-9\.]+)", $HTTP_USER_AGENT, $regs); |
| | | $bw['ver'] = $test ? (float)$regs[1] : 0; |
| | | } |
| | | if($bw['ie']) |
| | | { |
| | | $test = eregi("msie ([0-9\.]+)", $HTTP_USER_AGENT, $regs); |
| | | $bw['ver'] = $test ? (float)$regs[1] : 0; |
| | | } |
| | | if($bw['opera']) |
| | | { |
| | | $test = eregi("opera ([0-9\.]+)", $HTTP_USER_AGENT, $regs); |
| | | $bw['ver'] = $test ? (float)$regs[1] : 0; |
| | | } |
| | | |
| | | if(eregi(" ([a-z]{2})-([a-z]{2})", $HTTP_USER_AGENT, $regs)) |
| | | $bw['lang'] = $regs[1]; |
| | | else |
| | | $bw['lang'] = 'en'; |
| | | |
| | | $bw['dom'] = ($bw['mz'] || $bw['safari'] || ($bw['ie'] && $bw['ver']>=5) || ($bw['opera'] && $bw['ver']>=7)); |
| | | $bw['pngalpha'] = $bw['mz'] || $bw['safari'] || ($bw['ie'] && $bw['ver']>=5.5) || |
| | | ($bw['ie'] && $bw['ver']>=5 && $bw['mac']) || ($bw['opera'] && $bw['ver']>=7) ? TRUE : FALSE; |
| | | |
| | | return $bw; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Get localized text in the desired language |
| | | * |
| | | * @param mixed Named parameters array or label name |
| | | * @return string Localized text |
| | | */ |
| | | function rcube_label($attrib) |
| | | { |
| | | global $sess_user_lang, $INSTALL_PATH, $OUTPUT; |
| | | static $sa_text_data, $s_language, $utf8_decode; |
| | | |
| | | // extract attributes |
| | | if (is_string($attrib)) |
| | | $attrib = array('name' => $attrib); |
| | | |
| | | $nr = is_numeric($attrib['nr']) ? $attrib['nr'] : 1; |
| | | $vars = isset($attrib['vars']) ? $attrib['vars'] : ''; |
| | | |
| | | $command_name = !empty($attrib['command']) ? $attrib['command'] : NULL; |
| | | $alias = $attrib['name'] ? $attrib['name'] : ($command_name && $command_label_map[$command_name] ? $command_label_map[$command_name] : ''); |
| | | |
| | | |
| | | // load localized texts |
| | | if (!$sa_text_data || $s_language != $sess_user_lang) |
| | | { |
| | | $sa_text_data = array(); |
| | | |
| | | // get english labels (these should be complete) |
| | | @include($INSTALL_PATH.'program/localization/en_US/labels.inc'); |
| | | @include($INSTALL_PATH.'program/localization/en_US/messages.inc'); |
| | | |
| | | if (is_array($labels)) |
| | | $sa_text_data = $labels; |
| | | if (is_array($messages)) |
| | | $sa_text_data = array_merge($sa_text_data, $messages); |
| | | |
| | | // include user language files |
| | | if ($sess_user_lang!='en' && is_dir($INSTALL_PATH.'program/localization/'.$sess_user_lang)) |
| | | { |
| | | include_once($INSTALL_PATH.'program/localization/'.$sess_user_lang.'/labels.inc'); |
| | | include_once($INSTALL_PATH.'program/localization/'.$sess_user_lang.'/messages.inc'); |
| | | |
| | | if (is_array($labels)) |
| | | $sa_text_data = array_merge($sa_text_data, $labels); |
| | | if (is_array($messages)) |
| | | $sa_text_data = array_merge($sa_text_data, $messages); |
| | | } |
| | | |
| | | $s_language = $sess_user_lang; |
| | | } |
| | | |
| | | // text does not exist |
| | | if (!($text_item = $sa_text_data[$alias])) |
| | | { |
| | | /* |
| | | raise_error(array( |
| | | 'code' => 500, |
| | | 'type' => 'php', |
| | | 'line' => __LINE__, |
| | | 'file' => __FILE__, |
| | | 'message' => "Missing localized text for '$alias' in '$sess_user_lang'"), TRUE, FALSE); |
| | | */ |
| | | return "[$alias]"; |
| | | } |
| | | |
| | | // make text item array |
| | | $a_text_item = is_array($text_item) ? $text_item : array('single' => $text_item); |
| | | |
| | | // decide which text to use |
| | | if ($nr==1) |
| | | $text = $a_text_item['single']; |
| | | else if ($nr>0) |
| | | $text = $a_text_item['multiple']; |
| | | else if ($nr==0) |
| | | { |
| | | if ($a_text_item['none']) |
| | | $text = $a_text_item['none']; |
| | | else if ($a_text_item['single']) |
| | | $text = $a_text_item['single']; |
| | | else if ($a_text_item['multiple']) |
| | | $text = $a_text_item['multiple']; |
| | | } |
| | | |
| | | // default text is single |
| | | if ($text=='') |
| | | $text = $a_text_item['single']; |
| | | |
| | | // replace vars in text |
| | | if (is_array($attrib['vars'])) |
| | | { |
| | | foreach ($attrib['vars'] as $var_key=>$var_value) |
| | | $a_replace_vars[substr($var_key, 0, 1)=='$' ? substr($var_key, 1) : $var_key] = $var_value; |
| | | } |
| | | |
| | | if ($a_replace_vars) |
| | | $text = preg_replace('/\${?([_a-z]{1}[_a-z0-9]*)}?/ei', '$a_replace_vars["\1"]', $text); |
| | | |
| | | // remove variables in text which were not available in arg $vars and $nr |
| | | eval("\$text = <<<EOF |
| | | $text |
| | | EOF; |
| | | "); |
| | | |
| | | // format output |
| | | if (($attrib['uppercase'] && strtolower($attrib['uppercase']=='first')) || $attrib['ucfirst']) |
| | | return ucfirst($text); |
| | | else if ($attrib['uppercase']) |
| | | return strtoupper($text); |
| | | else if ($attrib['lowercase']) |
| | | return strtolower($text); |
| | | |
| | | return $text; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Send HTTP headers to prevent caching this page |
| | | */ |
| | | function send_nocacheing_headers() |
| | | { |
| | | if (headers_sent()) |
| | | return; |
| | | |
| | | header("Expires: ".gmdate("D, d M Y H:i:s")." GMT"); |
| | | header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT"); |
| | | header("Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0"); |
| | | header("Pragma: no-cache"); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Send header with expire date 30 days in future |
| | | * |
| | | * @param int Expiration time in seconds |
| | | */ |
| | | function send_future_expire_header($offset=2600000) |
| | | { |
| | | if (headers_sent()) |
| | | return; |
| | | |
| | | header("Expires: ".gmdate("D, d M Y H:i:s", mktime()+$offset)." GMT"); |
| | | header("Cache-Control: max-age=$offset"); |
| | | header("Pragma: "); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Check request for If-Modified-Since and send an according response. |
| | | * This will terminate the current script if headers match the given values |
| | | * |
| | | * @param int Modified date as unix timestamp |
| | | * @param string Etag value for caching |
| | | */ |
| | | function send_modified_header($mdate, $etag=null) |
| | | { |
| | | if (headers_sent()) |
| | | return; |
| | | |
| | | $iscached = false; |
| | | if ($_SERVER['HTTP_IF_MODIFIED_SINCE'] && strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= $mdate) |
| | | $iscached = true; |
| | | |
| | | $etag = $etag ? "\"$etag\"" : null; |
| | | if ($etag && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag) |
| | | $iscached = true; |
| | | |
| | | if ($iscached) |
| | | header("HTTP/1.x 304 Not Modified"); |
| | | else |
| | | header("Last-Modified: ".gmdate("D, d M Y H:i:s", $mdate)." GMT"); |
| | | |
| | | header("Cache-Control: max-age=0"); |
| | | header("Expires: "); |
| | | header("Pragma: "); |
| | | |
| | | if ($etag) |
| | | header("Etag: $etag"); |
| | | |
| | | if ($iscached) |
| | | exit; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Convert a variable into a javascript object notation |
| | | * |
| | | * @param mixed Input value |
| | | * @return string Serialized JSON string |
| | | */ |
| | | function json_serialize($var) |
| | | { |
| | | if (is_object($var)) |
| | | $var = get_object_vars($var); |
| | | |
| | | if (is_array($var)) |
| | | { |
| | | // empty array |
| | | if (!sizeof($var)) |
| | | return '[]'; |
| | | else |
| | | { |
| | | $keys_arr = array_keys($var); |
| | | $is_assoc = $have_numeric = 0; |
| | | |
| | | for ($i=0; $i<sizeof($keys_arr); ++$i) |
| | | { |
| | | if (is_numeric($keys_arr[$i])) |
| | | $have_numeric = 1; |
| | | if (!is_numeric($keys_arr[$i]) || $keys_arr[$i] != $i) |
| | | $is_assoc = 1; |
| | | if ($is_assoc && $have_numeric) |
| | | break; |
| | | } |
| | | |
| | | $brackets = $is_assoc ? '{}' : '[]'; |
| | | $pairs = array(); |
| | | |
| | | foreach ($var as $key => $value) |
| | | { |
| | | // enclose key with quotes if it is not variable-name conform |
| | | if (!ereg("^[_a-zA-Z]{1}[_a-zA-Z0-9]*$", $key) /* || is_js_reserved_word($key) */) |
| | | $key = "'$key'"; |
| | | |
| | | $pairs[] = sprintf("%s%s", $is_assoc ? "$key:" : '', json_serialize($value)); |
| | | } |
| | | |
| | | return $brackets{0} . implode(',', $pairs) . $brackets{1}; |
| | | } |
| | | } |
| | | else if (is_numeric($var) && strval(intval($var)) === strval($var)) |
| | | return $var; |
| | | else if (is_bool($var)) |
| | | return $var ? '1' : '0'; |
| | | else |
| | | return "'".JQ($var)."'"; |
| | | |
| | | } |
| | | |
| | | /** |
| | | * Function to convert an array to a javascript array |
| | | * Actually an alias function for json_serialize() |
| | | * @deprecated |
| | | */ |
| | | function array2js($arr, $type='') |
| | | { |
| | | return json_serialize($arr); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Similar function as in_array() but case-insensitive |
| | | * |
| | | * @param mixed Needle value |
| | | * @param array Array to search in |
| | | * @param string $needle Needle value |
| | | * @param array $heystack Array to search in |
| | | * |
| | | * @return boolean True if found, False if not |
| | | */ |
| | | function in_array_nocase($needle, $haystack) |
| | | { |
| | | foreach ($haystack as $value) |
| | | if (strtolower($needle)===strtolower($value)) |
| | | return true; |
| | | |
| | | return false; |
| | | $needle = mb_strtolower($needle); |
| | | foreach ((array)$haystack as $value) { |
| | | if ($needle === mb_strtolower($value)) { |
| | | return true; |
| | | } |
| | | } |
| | | |
| | | return false; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Find out if the string content means TRUE or FALSE |
| | | * Find out if the string content means true or false |
| | | * |
| | | * @param string Input value |
| | | * @return boolean Imagine what! |
| | | * @param string $str Input value |
| | | * |
| | | * @return boolean Boolean value |
| | | */ |
| | | function get_boolean($str) |
| | | { |
| | | $str = strtolower($str); |
| | | if(in_array($str, array('false', '0', 'no', 'nein', ''), TRUE)) |
| | | return FALSE; |
| | | else |
| | | return TRUE; |
| | | $str = strtolower($str); |
| | | |
| | | return !in_array($str, array('false', '0', 'no', 'off', 'nein', ''), true); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Parse a human readable string for a number of bytes |
| | | * Parse a human readable string for a number of bytes. |
| | | * |
| | | * @param string Input string |
| | | * @return int Number of bytes |
| | | * @param string $str Input string |
| | | * |
| | | * @return float Number of bytes |
| | | */ |
| | | function parse_bytes($str) |
| | | { |
| | | if (is_numeric($str)) |
| | | return intval($str); |
| | | |
| | | if (preg_match('/([0-9]+)([a-z])/i', $str, $regs)) |
| | | { |
| | | $bytes = floatval($regs[1]); |
| | | switch (strtolower($regs[2])) |
| | | { |
| | | case 'g': |
| | | $bytes *= 1073741824; |
| | | break; |
| | | case 'm': |
| | | $bytes *= 1048576; |
| | | break; |
| | | case 'k': |
| | | $bytes *= 1024; |
| | | break; |
| | | if (is_numeric($str)) { |
| | | return floatval($str); |
| | | } |
| | | } |
| | | |
| | | return intval($bytes); |
| | | } |
| | | |
| | | /** |
| | | * Create a human readable string for a number of bytes |
| | | * |
| | | * @param int Number of bytes |
| | | * @return string Byte string |
| | | */ |
| | | function show_bytes($bytes) |
| | | { |
| | | if ($bytes > 1073741824) |
| | | { |
| | | $gb = $bytes/1073741824; |
| | | $str = sprintf($gb>=10 ? "%d GB" : "%.1f GB", $gb); |
| | | } |
| | | else if ($bytes > 1048576) |
| | | { |
| | | $mb = $bytes/1048576; |
| | | $str = sprintf($mb>=10 ? "%d MB" : "%.1f MB", $mb); |
| | | } |
| | | else if ($bytes > 1024) |
| | | $str = sprintf("%d KB", round($bytes/1024)); |
| | | else |
| | | $str = sprintf('%d B', $bytes); |
| | | |
| | | return $str; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Convert paths like ../xxx to an absolute path using a base url |
| | | * |
| | | * @param string Relative path |
| | | * @param string Base URL |
| | | * @return string Absolute URL |
| | | */ |
| | | function make_absolute_url($path, $base_url) |
| | | { |
| | | $host_url = $base_url; |
| | | $abs_path = $path; |
| | | |
| | | // cut base_url to the last directory |
| | | if (strpos($base_url, '/')>7) |
| | | { |
| | | $host_url = substr($base_url, 0, strpos($base_url, '/')); |
| | | $base_url = substr($base_url, 0, strrpos($base_url, '/')); |
| | | } |
| | | |
| | | // $path is absolute |
| | | if ($path{0}=='/') |
| | | $abs_path = $host_url.$path; |
| | | else |
| | | { |
| | | // strip './' because its the same as '' |
| | | $path = preg_replace('/^\.\//', '', $path); |
| | | |
| | | if (preg_match_all('/\.\.\//', $path, $matches, PREG_SET_ORDER)) |
| | | foreach ($matches as $a_match) |
| | | { |
| | | if (strrpos($base_url, '/')) |
| | | $base_url = substr($base_url, 0, strrpos($base_url, '/')); |
| | | |
| | | $path = substr($path, 3); |
| | | } |
| | | |
| | | $abs_path = $base_url.'/'.$path; |
| | | } |
| | | |
| | | return $abs_path; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Wrapper function for strlen |
| | | */ |
| | | function rc_strlen($str) |
| | | { |
| | | if (function_exists('mb_strlen')) |
| | | return mb_strlen($str); |
| | | else |
| | | return strlen($str); |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for strtolower |
| | | */ |
| | | function rc_strtolower($str) |
| | | { |
| | | if (function_exists('mb_strtolower')) |
| | | return mb_strtolower($str); |
| | | else |
| | | return strtolower($str); |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for substr |
| | | */ |
| | | function rc_substr($str, $start, $len=null) |
| | | { |
| | | if (function_exists('mb_substr')) |
| | | return mb_substr($str, $start, $len); |
| | | else |
| | | return substr($str, $start, $len); |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for strpos |
| | | */ |
| | | function rc_strpos($haystack, $needle, $offset=0) |
| | | { |
| | | if (function_exists('mb_strpos')) |
| | | return mb_strpos($haystack, $needle, $offset); |
| | | else |
| | | return strpos($haystack, $needle, $offset); |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for strrpos |
| | | */ |
| | | function rc_strrpos($haystack, $needle, $offset=0) |
| | | { |
| | | if (function_exists('mb_strrpos')) |
| | | return mb_strrpos($haystack, $needle, $offset); |
| | | else |
| | | return strrpos($haystack, $needle, $offset); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Read a specific HTTP request header |
| | | * |
| | | * @access static |
| | | * @param string $name Header name |
| | | * @return mixed Header value or null if not available |
| | | */ |
| | | function rc_request_header($name) |
| | | { |
| | | if (function_exists('getallheaders')) |
| | | { |
| | | $hdrs = getallheaders(); |
| | | $hdrs = array_change_key_case($hdrs, CASE_UPPER); |
| | | $key = strtoupper($name); |
| | | if (preg_match('/([0-9\.]+)\s*([a-z]*)/i', $str, $regs)) { |
| | | $bytes = floatval($regs[1]); |
| | | switch (strtolower($regs[2])) { |
| | | case 'g': |
| | | case 'gb': |
| | | $bytes *= 1073741824; |
| | | break; |
| | | case 'm': |
| | | case 'mb': |
| | | $bytes *= 1048576; |
| | | break; |
| | | case 'k': |
| | | case 'kb': |
| | | $bytes *= 1024; |
| | | break; |
| | | } |
| | | } |
| | | else |
| | | { |
| | | $key = 'HTTP_' . strtoupper(strtr($name, '-', '_')); |
| | | $hdrs = array_change_key_case($_SERVER[$key], CASE_UPPER); |
| | | } |
| | | if (isset($hdrs[$key])) |
| | | { |
| | | return $hdrs[$key]; |
| | | } |
| | | return null; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Replace the middle part of a string with ... |
| | | * if it is longer than the allowed length |
| | | * |
| | | * @param string Input string |
| | | * @param int Max. length |
| | | * @param string Replace removed chars with this |
| | | * @return string Abbrevated string |
| | | */ |
| | | function abbrevate_string($str, $maxlength, $place_holder='...') |
| | | { |
| | | $length = rc_strlen($str); |
| | | $first_part_length = floor($maxlength/2) - rc_strlen($place_holder); |
| | | |
| | | if ($length > $maxlength) |
| | | { |
| | | $second_starting_location = $length - $maxlength + $first_part_length + 1; |
| | | $str = rc_substr($str, 0, $first_part_length) . $place_holder . rc_substr($str, $second_starting_location, $length); |
| | | } |
| | | |
| | | return $str; |
| | | return floatval($bytes); |
| | | } |
| | | |
| | | |
| | |
| | | { |
| | | return preg_replace('/\/$/', '', $str); |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Delete all files within a folder |
| | | * |
| | | * @param string Path to directory |
| | | * |
| | | * @return boolean True on success, False if directory was not found |
| | | */ |
| | | function clear_directory($dir_path) |
| | | { |
| | | $dir = @opendir($dir_path); |
| | | if(!$dir) return FALSE; |
| | | $dir = @opendir($dir_path); |
| | | if (!$dir) { |
| | | return false; |
| | | } |
| | | |
| | | while ($file = readdir($dir)) |
| | | if (strlen($file)>2) |
| | | unlink("$dir_path/$file"); |
| | | while ($file = readdir($dir)) { |
| | | if (strlen($file) > 2) { |
| | | unlink("$dir_path/$file"); |
| | | } |
| | | } |
| | | |
| | | closedir($dir); |
| | | return TRUE; |
| | | closedir($dir); |
| | | |
| | | return true; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Create a unix timestamp with a specified offset from now |
| | | * Returns number of seconds for a specified offset string. |
| | | * |
| | | * @param string String representation of the offset (e.g. 20min, 5h, 2days) |
| | | * @param int Factor to multiply with the offset |
| | | * @param string $str String representation of the offset (e.g. 20min, 5h, 2days, 1week) |
| | | * |
| | | * @return int Number of seconds |
| | | */ |
| | | function get_offset_sec($str) |
| | | { |
| | | if (preg_match('/^([0-9]+)\s*([smhdw])/i', $str, $regs)) { |
| | | $amount = (int) $regs[1]; |
| | | $unit = strtolower($regs[2]); |
| | | } |
| | | else { |
| | | $amount = (int) $str; |
| | | $unit = 's'; |
| | | } |
| | | |
| | | switch ($unit) { |
| | | case 'w': |
| | | $amount *= 7; |
| | | case 'd': |
| | | $amount *= 24; |
| | | case 'h': |
| | | $amount *= 60; |
| | | case 'm': |
| | | $amount *= 60; |
| | | } |
| | | |
| | | return $amount; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Create a unix timestamp with a specified offset from now. |
| | | * |
| | | * @param string $offset_str String representation of the offset (e.g. 20min, 5h, 2days) |
| | | * @param int $factor Factor to multiply with the offset |
| | | * |
| | | * @return int Unix timestamp |
| | | */ |
| | | function get_offset_time($offset_str, $factor=1) |
| | | { |
| | | if (preg_match('/^([0-9]+)\s*([smhdw])/i', $offset_str, $regs)) |
| | | { |
| | | $amount = (int)$regs[1]; |
| | | $unit = strtolower($regs[2]); |
| | | } |
| | | else |
| | | { |
| | | $amount = (int)$offset_str; |
| | | $unit = 's'; |
| | | } |
| | | |
| | | $ts = mktime(); |
| | | switch ($unit) |
| | | { |
| | | case 'w': |
| | | $amount *= 7; |
| | | case 'd': |
| | | $amount *= 24; |
| | | case 'h': |
| | | $amount *= 60; |
| | | case 'm': |
| | | $amount *= 60; |
| | | case 's': |
| | | $ts += $amount * $factor; |
| | | } |
| | | |
| | | return $ts; |
| | | { |
| | | return time() + get_offset_sec($offset_str) * $factor; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Return the last occurence of a string in another string |
| | | * Truncate string if it is longer than the allowed length. |
| | | * Replace the middle or the ending part of a string with a placeholder. |
| | | * |
| | | * @param haystack string string in which to search |
| | | * @param needle string string for which to search |
| | | * @return index of needle within haystack, or false if not found |
| | | * @param string $str Input string |
| | | * @param int $maxlength Max. length |
| | | * @param string $placeholder Replace removed chars with this |
| | | * @param bool $ending Set to True if string should be truncated from the end |
| | | * |
| | | * @return string Abbreviated string |
| | | */ |
| | | function strrstr($haystack, $needle) |
| | | function abbreviate_string($str, $maxlength, $placeholder='...', $ending=false) |
| | | { |
| | | $pver = phpversion(); |
| | | if ($pver[0] >= 5) |
| | | return strrpos($haystack, $needle); |
| | | else |
| | | { |
| | | $index = strpos(strrev($haystack), strrev($needle)); |
| | | if($index === false) |
| | | return false; |
| | | |
| | | $index = strlen($haystack) - strlen($needle) - $index; |
| | | return $index; |
| | | } |
| | | $length = mb_strlen($str); |
| | | |
| | | if ($length > $maxlength) { |
| | | if ($ending) { |
| | | return mb_substr($str, 0, $maxlength) . $placeholder; |
| | | } |
| | | |
| | | $placeholder_length = mb_strlen($placeholder); |
| | | $first_part_length = floor(($maxlength - $placeholder_length)/2); |
| | | $second_starting_location = $length - $maxlength + $first_part_length + $placeholder_length; |
| | | |
| | | $str = mb_substr($str, 0, $first_part_length) . $placeholder . mb_substr($str, $second_starting_location); |
| | | } |
| | | |
| | | return $str; |
| | | } |
| | | |
| | | |
| | | ?> |
| | | /** |
| | | * Get all keys from array (recursive). |
| | | * |
| | | * @param array $array Input array |
| | | * |
| | | * @return array List of array keys |
| | | */ |
| | | function array_keys_recursive($array) |
| | | { |
| | | $keys = array(); |
| | | |
| | | if (!empty($array)) { |
| | | foreach ($array as $key => $child) { |
| | | $keys[] = $key; |
| | | foreach (array_keys_recursive($child) as $val) { |
| | | $keys[] = $val; |
| | | } |
| | | } |
| | | } |
| | | |
| | | return $keys; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Remove all non-ascii and non-word chars except ., -, _ |
| | | */ |
| | | function asciiwords($str, $css_id = false, $replace_with = '') |
| | | { |
| | | $allowed = 'a-z0-9\_\-' . (!$css_id ? '\.' : ''); |
| | | return preg_replace("/[^$allowed]/i", $replace_with, $str); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Remove single and double quotes from given string |
| | | * |
| | | * @param string Input value |
| | | * |
| | | * @return string Dequoted string |
| | | */ |
| | | function strip_quotes($str) |
| | | { |
| | | return str_replace(array("'", '"'), '', $str); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Remove new lines characters from given string |
| | | * |
| | | * @param string $str Input value |
| | | * |
| | | * @return string Stripped string |
| | | */ |
| | | function strip_newlines($str) |
| | | { |
| | | return preg_replace('/[\r\n]/', '', $str); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Compose a valid representation of name and e-mail address |
| | | * |
| | | * @param string $email E-mail address |
| | | * @param string $name Person name |
| | | * |
| | | * @return string Formatted string |
| | | */ |
| | | function format_email_recipient($email, $name = '') |
| | | { |
| | | $email = trim($email); |
| | | |
| | | if ($name && $name != $email) { |
| | | // Special chars as defined by RFC 822 need to in quoted string (or escaped). |
| | | if (preg_match('/[\(\)\<\>\\\.\[\]@,;:"]/', $name)) { |
| | | $name = '"'.addcslashes($name, '"').'"'; |
| | | } |
| | | |
| | | return "$name <$email>"; |
| | | } |
| | | |
| | | return $email; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * mbstring replacement functions |
| | | */ |
| | | if (!extension_loaded('mbstring')) |
| | | { |
| | | function mb_strlen($str) |
| | | { |
| | | return strlen($str); |
| | | } |
| | | |
| | | function mb_strtolower($str) |
| | | { |
| | | return strtolower($str); |
| | | } |
| | | |
| | | function mb_strtoupper($str) |
| | | { |
| | | return strtoupper($str); |
| | | } |
| | | |
| | | function mb_substr($str, $start, $len=null) |
| | | { |
| | | return substr($str, $start, $len); |
| | | } |
| | | |
| | | function mb_strpos($haystack, $needle, $offset=0) |
| | | { |
| | | return strpos($haystack, $needle, $offset); |
| | | } |
| | | |
| | | function mb_strrpos($haystack, $needle, $offset=0) |
| | | { |
| | | return strrpos($haystack, $needle, $offset); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * intl replacement functions |
| | | */ |
| | | |
| | | if (!function_exists('idn_to_utf8')) |
| | | { |
| | | function idn_to_utf8($domain, $flags=null) |
| | | { |
| | | static $idn, $loaded; |
| | | |
| | | if (!$loaded) { |
| | | $idn = new Net_IDNA2(); |
| | | $loaded = true; |
| | | } |
| | | |
| | | if ($idn && $domain && preg_match('/(^|\.)xn--/i', $domain)) { |
| | | try { |
| | | $domain = $idn->decode($domain); |
| | | } |
| | | catch (Exception $e) { |
| | | } |
| | | } |
| | | return $domain; |
| | | } |
| | | } |
| | | |
| | | if (!function_exists('idn_to_ascii')) |
| | | { |
| | | function idn_to_ascii($domain, $flags=null) |
| | | { |
| | | static $idn, $loaded; |
| | | |
| | | if (!$loaded) { |
| | | $idn = new Net_IDNA2(); |
| | | $loaded = true; |
| | | } |
| | | |
| | | if ($idn && $domain && preg_match('/[^\x20-\x7E]/', $domain)) { |
| | | try { |
| | | $domain = $idn->encode($domain); |
| | | } |
| | | catch (Exception $e) { |
| | | } |
| | | } |
| | | return $domain; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Use PHP5 autoload for dynamic class loading |
| | | * |
| | | * @todo Make Zend, PEAR etc play with this |
| | | * @todo Make our classes conform to a more straight forward CS. |
| | | */ |
| | | function rcube_autoload($classname) |
| | | { |
| | | $filename = preg_replace( |
| | | array( |
| | | '/MDB2_(.+)/', |
| | | '/Mail_(.+)/', |
| | | '/Net_(.+)/', |
| | | '/Auth_(.+)/', |
| | | '/^html_.+/', |
| | | '/^utf8$/', |
| | | ), |
| | | array( |
| | | 'Mail/\\1', |
| | | 'Mail/\\1', |
| | | 'Net/\\1', |
| | | 'Auth/\\1', |
| | | 'html', |
| | | 'utf8.class', |
| | | ), |
| | | $classname |
| | | ); |
| | | |
| | | if ($fp = @fopen("$filename.php", 'r', true)) { |
| | | fclose($fp); |
| | | include_once "$filename.php"; |
| | | return true; |
| | | } |
| | | |
| | | return false; |
| | | } |
| | | |
| | | /** |
| | | * Local callback function for PEAR errors |
| | | */ |
| | | function rcube_pear_error($err) |
| | | { |
| | | error_log(sprintf("%s (%s): %s", |
| | | $err->getMessage(), |
| | | $err->getCode(), |
| | | $err->getUserinfo()), 0); |
| | | } |