NS_METHOD nsTextHelper::GetText(nsString& aTextBuffer, PRUint32 aBufferSize, PRUint32& aActualSize)
{
aTextBuffer.SetLength(0);
aTextBuffer.Append(mText);
aActualSize = mText.Length();
return NS_OK;
}
void nsEudoraCompose::ExtractCharset(nsString& str)
{
int32_t idx = MsgFind(str, "charset=", true, 0);
if (idx != -1) {
str.Cut(0, idx + 8);
idx = str.FindChar(';');
if (idx != -1)
str.SetLength(idx);
str.Trim(kWhitespace);
if ((str.CharAt(0) == '"') && (str.Length() > 2)) {
str.SetLength(str.Length() - 1);
str.Cut(0, 1);
str.Trim(kWhitespace);
}
}
else
str.Truncate();
}
void nsEudoraCompose::ExtractType(nsString& str)
{
nsString tStr;
int32_t idx = str.FindChar(';');
if (idx != -1)
str.SetLength(idx);
str.Trim(kWhitespace);
if ((str.CharAt(0) == '"') && (str.Length() > 2)) {
str.SetLength(str.Length() - 1);
str.Cut(0, 1);
str.Trim(kWhitespace);
}
// if multipart then ignore it since no outlook message body is ever
// valid multipart!
if (StringBeginsWith(str, NS_LITERAL_STRING("multipart/"), nsCaseInsensitiveStringComparator()))
str.Truncate();
}
void
AndroidGeckoEvent::ReadStringFromJString(nsString &aString, JNIEnv *jenv,
jstring s)
{
if (!s) {
aString.SetIsVoid(true);
return;
}
int len = jenv->GetStringLength(s);
aString.SetLength(len);
jenv->GetStringRegion(s, 0, len, reinterpret_cast<jchar*>(aString.BeginWriting()));
}
static void splitString(nsString& aSource, nsString& aTarget)
{
aTarget.Truncate() ;
PRInt32 offset = aSource.FindChar('\n') ;
if (offset >= 0) {
const PRUnichar *source = aSource.get() + offset + 1 ;
while (*source) {
if (*source == '\n' || *source == '\r') { aTarget.Append(PRUnichar(' ')) ; }
else { aTarget.Append(*source) ; }
++ source ;
}
aSource.SetLength(offset);
}
}
void nsOutlookMail::SplitString(nsString& val1, nsString& val2)
{
// Find the last line if there is more than one!
int32_t idx = val1.RFind("\x0D\x0A");
int32_t cnt = 2;
if (idx == -1) {
cnt = 1;
idx = val1.RFindChar(13);
}
if (idx == -1)
idx= val1.RFindChar(10);
if (idx != -1) {
val2 = Substring(val1, idx + cnt);
val1.SetLength(idx);
SanitizeValue(val1);
}
}
/** Returns the specified attribute value associated with a DOM node,
* or a null string if the attribute is not defined, or if the DOM node
* is not an element.
* @param aDOMNode node whose attribute is to be determined
* @param aAttName attribute to be determined. Must be ASCII.
* @param aAttValue output attribute value
* @return NS_OK if no errors occurred
*/
NS_EXPORT nsresult
mozXMLTermUtils::GetNodeAttribute(nsIDOMNode* aDOMNode,
const char* aAttName,
nsString& aAttValue)
{
XMLT_LOG(mozXMLTermUtils::GetNodeAttribute,20,("aAttName=%s\n", aAttName));
nsCOMPtr<nsIDOMElement> domElement = do_QueryInterface(aDOMNode);
if (!domElement) {
aAttValue.SetLength(0);
return NS_OK;
}
nsAutoString attName;
attName.AssignASCII(aAttName);
return domElement->GetAttribute(attName, aAttValue);
}
// Returns NULL if there is no personal namespace on the given host
NS_IMETHODIMP nsIMAPHostSessionList::GetOnlineInboxPathForHost(const char *serverKey, nsString &result)
{
PR_EnterMonitor(gCachedHostInfoMonitor);
nsIMAPHostInfo *host = FindHost(serverKey);
if (host)
{
nsIMAPNamespace *ns = NULL;
ns = host->fNamespaceList->GetDefaultNamespaceOfType(kPersonalNamespace);
if (ns)
{
result.AssignWithConversion(ns->GetPrefix());
result.AppendLiteral("INBOX");
}
}
else
{
result.SetLength(0);
}
PR_ExitMonitor(gCachedHostInfoMonitor);
return (host == NULL) ? NS_ERROR_ILLEGAL_VALUE : NS_OK;
}
// Helper functions for structured cloning
inline bool
ReadString(JSStructuredCloneReader* aReader, nsString& aString)
{
MOZ_ASSERT(aReader);
bool read;
uint32_t nameLength, zero;
read = JS_ReadUint32Pair(aReader, &nameLength, &zero);
if (!read) {
return false;
}
MOZ_ASSERT(zero == 0);
aString.SetLength(nameLength);
size_t charSize = sizeof(nsString::char_type);
read = JS_ReadBytes(aReader, (void*) aString.BeginWriting(),
nameLength * charSize);
if (!read) {
return false;
}
return true;
}
/** Returns a timestamp string containing the local time, if at least
* deltaSec seconds have elapsed since the last timestamp. Otherwise,
* a null string is returned.
* @param deltaSec minimum elapsed seconds since last timestamp (>=0)
* @param lastTime in/out parameter containing time of last timestamp
* @param aTimeStamp returned timestamp string
* @return NS_OK on success
*/
NS_IMETHODIMP mozXMLTermUtils::TimeStamp(PRInt32 deltaSec, PRTime& lastTime,
nsString& aTimeStamp)
{
static const PRInt32 DATE_LEN = 19;
PRTime deltaTime ;
char dateStr[DATE_LEN+1];
PRTime curTime, difTime;
curTime = PR_Now();
LL_SUB(difTime, curTime, lastTime);
LL_I2L(deltaTime, deltaSec*1000000);
if (LL_CMP(difTime, <, deltaTime)) {
// Not enough time has elapsed for a new time stamp
aTimeStamp.SetLength(0);
return NS_OK;
}
lastTime = curTime;
// Current local time
PRExplodedTime localTime;
PR_ExplodeTime(curTime, PR_LocalTimeParameters, &localTime);
PRInt32 nWritten = PR_snprintf(dateStr, DATE_LEN+1,
"%02d:%02d:%02d %02d/%02d/%04d", // XXX i18n!
localTime.tm_hour, localTime.tm_min, localTime.tm_sec,
localTime.tm_mday, localTime.tm_month+1, localTime.tm_year);
if (nWritten != DATE_LEN)
return NS_ERROR_FAILURE;
XMLT_LOG(mozXMLTermUtils::LocalTime,99,("localTime=%s\n", dateStr));
aTimeStamp.AssignASCII(dateStr);
return NS_OK;
}
/* static */ nsresult
nsScriptLoader::ConvertToUTF16(nsIChannel* aChannel, const PRUint8* aData,
PRUint32 aLength, const nsString& aHintCharset,
nsIDocument* aDocument, nsString& aString)
{
if (!aLength) {
aString.Truncate();
return NS_OK;
}
nsCAutoString characterSet;
nsresult rv = NS_OK;
if (aChannel) {
rv = aChannel->GetContentCharset(characterSet);
}
if (!aHintCharset.IsEmpty() && (NS_FAILED(rv) || characterSet.IsEmpty())) {
// charset name is always ASCII.
LossyCopyUTF16toASCII(aHintCharset, characterSet);
}
if (NS_FAILED(rv) || characterSet.IsEmpty()) {
DetectByteOrderMark(aData, aLength, characterSet);
}
if (characterSet.IsEmpty()) {
// charset from document default
characterSet = aDocument->GetDocumentCharacterSet();
}
if (characterSet.IsEmpty()) {
// fall back to ISO-8859-1, see bug 118404
characterSet.AssignLiteral("ISO-8859-1");
}
nsCOMPtr<nsICharsetConverterManager> charsetConv =
do_GetService(NS_CHARSETCONVERTERMANAGER_CONTRACTID, &rv);
nsCOMPtr<nsIUnicodeDecoder> unicodeDecoder;
if (NS_SUCCEEDED(rv) && charsetConv) {
rv = charsetConv->GetUnicodeDecoder(characterSet.get(),
getter_AddRefs(unicodeDecoder));
if (NS_FAILED(rv)) {
// fall back to ISO-8859-1 if charset is not supported. (bug 230104)
rv = charsetConv->GetUnicodeDecoderRaw("ISO-8859-1",
getter_AddRefs(unicodeDecoder));
}
}
// converts from the charset to unicode
if (NS_SUCCEEDED(rv)) {
PRInt32 unicodeLength = 0;
rv = unicodeDecoder->GetMaxLength(reinterpret_cast<const char*>(aData),
aLength, &unicodeLength);
if (NS_SUCCEEDED(rv)) {
if (!EnsureStringLength(aString, unicodeLength))
return NS_ERROR_OUT_OF_MEMORY;
PRUnichar *ustr = aString.BeginWriting();
PRInt32 consumedLength = 0;
PRInt32 originalLength = aLength;
PRInt32 convertedLength = 0;
PRInt32 bufferLength = unicodeLength;
do {
rv = unicodeDecoder->Convert(reinterpret_cast<const char*>(aData),
(PRInt32 *) &aLength, ustr,
&unicodeLength);
if (NS_FAILED(rv)) {
// if we failed, we consume one byte, replace it with U+FFFD
// and try the conversion again.
ustr[unicodeLength++] = (PRUnichar)0xFFFD;
ustr += unicodeLength;
unicodeDecoder->Reset();
}
aData += ++aLength;
consumedLength += aLength;
aLength = originalLength - consumedLength;
convertedLength += unicodeLength;
unicodeLength = bufferLength - convertedLength;
} while (NS_FAILED(rv) && (originalLength > consumedLength) && (bufferLength > convertedLength));
aString.SetLength(convertedLength);
}
}
return rv;
}
nsresult
nsUICommandCollector::GetEventTargets(nsIDOMEvent *event,
nsString &targetId,
nsString &targetAnonId) const
{
// This code deals with both anonymous and explicit (non-anonymous) content.
//
// For explicit content, we just return the id of the event target in
// targetId, and leave targetAnonId empty. If there is no id, then
// we return failure.
//
// For anonymous content, we return the id of the event target (after
// retargeting), in targetId. We return the anonid of the event's
// originalTarget in targetAnonId, so that XBL child elements can be
// distinguished. If there is no anonid, then we return failure.
// Note that the originalTarget is set after text node retargting, but
// before any XBL retargeting.
//
// We assume that if the originalTarget has no id, we're dealing with
// anonymous content (this isn't always true, but it's good enough for what
// this code does).
nsCOMPtr<nsIDOMNSEvent> nsEvent = do_QueryInterface(event);
NS_ENSURE_STATE(nsEvent);
nsCOMPtr<nsIDOMEventTarget> originalTarget;
nsEvent->GetOriginalTarget(getter_AddRefs(originalTarget));
NS_ENSURE_STATE(originalTarget);
nsString origElementId;
nsCOMPtr<nsIDOMElement> origElement(do_QueryInterface(originalTarget));
if (origElement) {
origElement->GetAttribute(NS_LITERAL_STRING("id"), origElementId);
origElement->GetAttribute(NS_LITERAL_STRING("anonid"), targetAnonId);
}
nsCOMPtr<nsIDOMEventTarget> target;
event->GetTarget(getter_AddRefs(target));
NS_ENSURE_STATE(target);
nsCOMPtr<nsIDOMElement> targetElement(do_QueryInterface(target));
if (targetElement) {
targetElement->GetAttribute(NS_LITERAL_STRING("id"), targetId);
}
MS_LOG(("Original Target Id: %s, Original Target Anonid: %s, Target Id: %s",
NS_ConvertUTF16toUTF8(origElementId).get(),
NS_ConvertUTF16toUTF8(targetAnonId).get(),
NS_ConvertUTF16toUTF8(targetId).get()));
if (targetId.IsEmpty()) {
// There's nothing useful to log in this case -- even if we have an anonid,
// it's not possible to determine its position in the document.
MS_LOG(("Warning: skipping logging because of empty target ID"));
return NS_ERROR_FAILURE;
}
if (origElementId.IsEmpty()) {
// We're dealing with anonymous content, so don't continue if we didn't
// find an anonid.
if (targetAnonId.IsEmpty()) {
MS_LOG(("Warning: skipping logging because of empty anonid"));
return NS_ERROR_FAILURE;
}
} else {
// We're dealing with normal explicit content, so don't return an anonid.
targetAnonId.SetLength(0);
}
return NS_OK;
}