| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
- $Id: rcube_shared.inc 1255 2008-04-05 12:49:21Z thomasb $
+ $Id: rcube_shared.inc 1490 2008-06-07 18:48:59Z alec $
*/
}
-/**
- * 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 $text;
-}
-
-
/**
* Send HTTP headers to prevent caching this page
*/
* @param int Modified date as unix timestamp
* @param string Etag value for caching
*/
-function send_modified_header($mdate, $etag=null)
+function send_modified_header($mdate, $etag=null, $skip_check=false)
{
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)
- $iscached = ($_SERVER['HTTP_IF_NONE_MATCH'] == $etag);
+
+ if (!$skip_check)
+ {
+ if ($_SERVER['HTTP_IF_MODIFIED_SINCE'] && strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= $mdate)
+ $iscached = true;
+
+ if ($etag)
+ $iscached = ($_SERVER['HTTP_IF_NONE_MATCH'] == $etag);
+ }
if ($iscached)
header("HTTP/1.x 304 Not Modified");
}
-/**
- * Return the last occurence of a string in another string
- *
- * @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
- */
-function strrstr($haystack, $needle)
-{
- $pver = phpversion();
- if ($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;
- }
-}
-
/**
* A method to guess the mime_type of an attachment.
*
return $mime_type;
}
-?>
\ No newline at end of file
+
+/**
+ * A method to guess encoding of a string.
+ *
+ * @param string $string String.
+ * @param string $failover Default result for failover.
+ *
+ * @return string
+ */
+function rc_detect_encoding($string, $failover='')
+{
+ if (!function_exists('mb_detect_encoding')) {
+ return $failover;
+ }
+
+ // FIXME: the order is important, because sometimes
+ // iso string is detected as euc-jp and etc.
+ $enc = array(
+ 'UTF-8', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
+ 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9',
+ 'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16',
+ 'WINDOWS-1252', 'WINDOWS-1251', 'EUC-JP', 'EUC-TW', 'KOI8-R'
+ );
+
+ $result = mb_detect_encoding($string, join(',', $enc));
+
+ return $result ? $result : $failover;
+}
+
+?>