static function encode_email_header($header, $str)
{
if (preg_match('/[\\r\\n]/', $str)) {
$str = simplify_whitespace($str);
}
$text = $header;
$linelen = strlen($text);
// separate $str into emails, quote each separately
while (true) {
// try three types of match in turn:
// 1. name <email> [RFC 822]
$match = preg_match("/\\A[,\\s]*((?:(?:\"(?:[^\"\\\\]|\\\\.)*\"|[^\\s\\000-\\037()[\\]<>@,;:\\\\\".]+)\\s*?)*)\\s*<\\s*(.*?)\\s*>\\s*(.*)\\z/s", $str, $m);
// 2. name including periods but no quotes <email> (canonicalize)
if (!$match) {
$match = preg_match("/\\A[,\\s]*((?:[^\\s\\000-\\037()[\\]<>@,;:\\\\\"]+\\s*?)*)\\s*<\\s*(.*?)\\s*>\\s*(.*)\\z/s", $str, $m);
if ($match) {
$m[1] = "\"{$m['1']}\"";
}
}
// 3. bare email
if (!$match) {
$match = preg_match("/\\A[,\\s]*()<?\\s*([^\\s\\000-\\037()[\\]<>,;:\\\\\"]+)\\s*>?\\s*(.*)\\z/s", $str, $m);
}
// otherwise, fail
if (!$match) {
break;
}
list($name, $email, $str) = array($m[1], $m[2], $m[3]);
if (strpos($email, "@") !== false && !validate_email($email)) {
return false;
}
if ($str != "" && $str[0] != ",") {
return false;
}
if ($email == "none" || $email == "hidden") {
continue;
}
if ($text !== $header) {
$text .= ", ";
$linelen += 2;
}
// unquote any existing UTF-8 encoding
if ($name != "" && $name[0] == "=" && strcasecmp(substr($name, 0, 10), "=?utf-8?q?") == 0) {
$name = self::decode_header($name);
}
$utf8 = preg_match('/[\\x80-\\xFF]/', $name) ? 2 : 0;
if ($name != "" && $name[0] == "\"" && preg_match("/\\A\"([^\\\\\"]|\\\\.)*\"\\z/s", $name)) {
if ($utf8) {
self::append($text, $linelen, substr($name, 1, -1), $utf8);
} else {
self::append($text, $linelen, $name, false);
}
} else {
if ($utf8) {
self::append($text, $linelen, $name, $utf8);
} else {
self::append($text, $linelen, rfc2822_words_quote($name), false);
}
}
if ($name == "") {
self::append($text, $linelen, $email, false);
} else {
self::append($text, $linelen, " <{$email}>", false);
}
}
if (!preg_match('/\\A[\\s,]*\\z/', $str)) {
return false;
}
return $text;
}
private function crosscheck_options()
{
global $Opt, $ConfSitePATH;
// set longName, downloadPrefix, etc.
$confid = $Opt["confid"];
if ((!isset($Opt["longName"]) || $Opt["longName"] == "") && (!isset($Opt["shortName"]) || $Opt["shortName"] == "")) {
$Opt["shortNameDefaulted"] = true;
$Opt["longName"] = $Opt["shortName"] = $confid;
} else {
if (!isset($Opt["longName"]) || $Opt["longName"] == "") {
$Opt["longName"] = $Opt["shortName"];
} else {
if (!isset($Opt["shortName"]) || $Opt["shortName"] == "") {
$Opt["shortName"] = $Opt["longName"];
}
}
}
if (!isset($Opt["downloadPrefix"]) || $Opt["downloadPrefix"] == "") {
$Opt["downloadPrefix"] = $confid . "-";
}
self::$gShortName = $Opt["shortName"];
self::$gLongName = $Opt["longName"];
// expand ${confid}, ${confshortname}
foreach (array("sessionName", "downloadPrefix", "conferenceSite", "paperSite", "defaultPaperSite", "contactName", "contactEmail", "docstore") as $k) {
if (isset($Opt[$k]) && is_string($Opt[$k]) && strpos($Opt[$k], "\$") !== false) {
$Opt[$k] = preg_replace(',\\$\\{confid\\}|\\$confid\\b,', $confid, $Opt[$k]);
$Opt[$k] = preg_replace(',\\$\\{confshortname\\}|\\$confshortname\\b,', $Opt["shortName"], $Opt[$k]);
}
}
foreach (array("emailFrom", "emailSender", "emailCc", "emailReplyTo") as $k) {
if (isset($Opt[$k]) && is_string($Opt[$k]) && strpos($Opt[$k], "\$") !== false) {
$Opt[$k] = preg_replace(',\\$\\{confid\\}|\\$confid\\b,', $confid, $Opt[$k]);
if (strpos($Opt[$k], "confshortname") !== false) {
$v = rfc2822_words_quote($Opt["shortName"]);
if ($v[0] === "\"" && strpos($Opt[$k], "\"") !== false) {
$v = substr($v, 1, strlen($v) - 2);
}
$Opt[$k] = preg_replace(',\\$\\{confshortname\\}|\\$confshortname\\b,', $v, $Opt[$k]);
}
}
}
// remove final slash from $Opt["paperSite"]
if (!isset($Opt["paperSite"]) || $Opt["paperSite"] == "") {
$Opt["paperSite"] = Navigation::site_absolute();
}
if ($Opt["paperSite"] == "" && isset($Opt["defaultPaperSite"])) {
$Opt["paperSite"] = $Opt["defaultPaperSite"];
}
$Opt["paperSite"] = preg_replace('|/+\\z|', "", $Opt["paperSite"]);
// option name updates (backwards compatibility)
foreach (array("assetsURL" => "assetsUrl", "jqueryURL" => "jqueryUrl", "jqueryCDN" => "jqueryCdn", "disableCSV" => "disableCsv") as $kold => $knew) {
if (isset($Opt[$kold]) && !isset($Opt[$knew])) {
$Opt[$knew] = $Opt[$kold];
}
}
// set assetsUrl and scriptAssetsUrl
if (!isset($Opt["scriptAssetsUrl"]) && isset($_SERVER["HTTP_USER_AGENT"]) && strpos($_SERVER["HTTP_USER_AGENT"], "MSIE") !== false) {
$Opt["scriptAssetsUrl"] = Navigation::siteurl();
}
if (!isset($Opt["assetsUrl"])) {
$Opt["assetsUrl"] = Navigation::siteurl();
}
if ($Opt["assetsUrl"] !== "" && !str_ends_with($Opt["assetsUrl"], "/")) {
$Opt["assetsUrl"] .= "/";
}
if (!isset($Opt["scriptAssetsUrl"])) {
$Opt["scriptAssetsUrl"] = $Opt["assetsUrl"];
}
Ht::$img_base = $Opt["assetsUrl"] . "images/";
// set docstore
if (get($Opt, "docstore") === true) {
$Opt["docstore"] = "docs";
} else {
if (!get($Opt, "docstore") && get($Opt, "filestore")) {
// backwards compat
if (($Opt["docstore"] = $Opt["filestore"]) === true) {
$Opt["docstore"] = "filestore";
}
$Opt["docstoreSubdir"] = get($Opt, "filestoreSubdir");
}
}
if (get($Opt, "docstore") && $Opt["docstore"][0] !== "/") {
$Opt["docstore"] = $ConfSitePATH . "/" . $Opt["docstore"];
}
// handle timezone
if (function_exists("date_default_timezone_set")) {
if (isset($Opt["timezone"])) {
if (!date_default_timezone_set($Opt["timezone"])) {
self::msg_error("Timezone option “" . htmlspecialchars($Opt["timezone"]) . "” is invalid; falling back to “America/New_York”.");
date_default_timezone_set("America/New_York");
}
} else {
if (!ini_get("date.timezone") && !getenv("TZ")) {
date_default_timezone_set("America/New_York");
}
}
}
// set safePasswords
if (!get($Opt, "safePasswords") || is_int($Opt["safePasswords"]) && $Opt["safePasswords"] < 1) {
$Opt["safePasswords"] = 0;
} else {
if ($Opt["safePasswords"] === true) {
$Opt["safePasswords"] = 1;
}
}
if (!isset($Opt["contactdb_safePasswords"])) {
$Opt["contactdb_safePasswords"] = $Opt["safePasswords"];
}
// set defaultFormat
self::$gDefaultFormat = (int) get($Opt, "defaultFormat");
self::$gFormatInfo = null;
}
