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-rw-r--r--netwerk/streamconv/converters/mozTXTToHTMLConv.cpp1285
1 files changed, 1285 insertions, 0 deletions
diff --git a/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp b/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp
new file mode 100644
index 0000000000..20e2fabd80
--- /dev/null
+++ b/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp
@@ -0,0 +1,1285 @@
+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/TextUtils.h"
+#include "mozTXTToHTMLConv.h"
+#include "mozilla/intl/Segmenter.h"
+#include "mozilla/Maybe.h"
+#include "nsNetUtil.h"
+#include "nsUnicharUtils.h"
+#include "nsUnicodeProperties.h"
+#include "nsCRT.h"
+#include "nsIExternalProtocolHandler.h"
+#include "nsIURI.h"
+
+#include <algorithm>
+
+#ifdef DEBUG_BenB_Perf
+# include "prtime.h"
+# include "prinrval.h"
+#endif
+
+using mozilla::IsAscii;
+using mozilla::IsAsciiAlpha;
+using mozilla::IsAsciiDigit;
+using mozilla::Maybe;
+using mozilla::Some;
+using mozilla::Span;
+using mozilla::intl::GraphemeClusterBreakIteratorUtf16;
+using mozilla::intl::GraphemeClusterBreakReverseIteratorUtf16;
+
+const double growthRate = 1.2;
+
+// Bug 183111, editor now replaces multiple spaces with leading
+// 0xA0's and a single ending space, so need to treat 0xA0's as spaces.
+// 0xA0 is the Latin1/Unicode character for "non-breaking space (nbsp)"
+// Also recognize the Japanese ideographic space 0x3000 as a space.
+static inline bool IsSpace(const char16_t aChar) {
+ return (nsCRT::IsAsciiSpace(aChar) || aChar == 0xA0 || aChar == 0x3000);
+}
+
+// Escape Char will take ch, escape it and append the result to
+// aStringToAppendTo
+void mozTXTToHTMLConv::EscapeChar(const char16_t ch,
+ nsAString& aStringToAppendTo,
+ bool inAttribute) {
+ switch (ch) {
+ case '<':
+ aStringToAppendTo.AppendLiteral("&lt;");
+ break;
+ case '>':
+ aStringToAppendTo.AppendLiteral("&gt;");
+ break;
+ case '&':
+ aStringToAppendTo.AppendLiteral("&amp;");
+ break;
+ case '"':
+ if (inAttribute) {
+ aStringToAppendTo.AppendLiteral("&quot;");
+ break;
+ }
+ // else fall through
+ [[fallthrough]];
+ default:
+ aStringToAppendTo += ch;
+ }
+}
+
+// EscapeStr takes the passed in string and
+// escapes it IN PLACE.
+void mozTXTToHTMLConv::EscapeStr(nsString& aInString, bool inAttribute) {
+ // the replace substring routines
+ // don't seem to work if you have a character
+ // in the in string that is also in the replacement
+ // string! =(
+ // aInString.ReplaceSubstring("&", "&amp;");
+ // aInString.ReplaceSubstring("<", "&lt;");
+ // aInString.ReplaceSubstring(">", "&gt;");
+ for (uint32_t i = 0; i < aInString.Length();) {
+ switch (aInString[i]) {
+ case '<':
+ aInString.Cut(i, 1);
+ aInString.InsertLiteral(u"&lt;", i);
+ i += 4; // skip past the integers we just added
+ break;
+ case '>':
+ aInString.Cut(i, 1);
+ aInString.InsertLiteral(u"&gt;", i);
+ i += 4; // skip past the integers we just added
+ break;
+ case '&':
+ aInString.Cut(i, 1);
+ aInString.InsertLiteral(u"&amp;", i);
+ i += 5; // skip past the integers we just added
+ break;
+ case '"':
+ if (inAttribute) {
+ aInString.Cut(i, 1);
+ aInString.InsertLiteral(u"&quot;", i);
+ i += 6;
+ break;
+ }
+ // else fall through
+ [[fallthrough]];
+ default:
+ i++;
+ }
+ }
+}
+
+void mozTXTToHTMLConv::UnescapeStr(const char16_t* aInString, int32_t aStartPos,
+ int32_t aLength, nsString& aOutString) {
+ const char16_t* subString = nullptr;
+ for (uint32_t i = aStartPos; int32_t(i) - aStartPos < aLength;) {
+ int32_t remainingChars = i - aStartPos;
+ if (aInString[i] == '&') {
+ subString = &aInString[i];
+ if (!NS_strncmp(subString, u"&lt;",
+ std::min(4, aLength - remainingChars))) {
+ aOutString.Append(char16_t('<'));
+ i += 4;
+ } else if (!NS_strncmp(subString, u"&gt;",
+ std::min(4, aLength - remainingChars))) {
+ aOutString.Append(char16_t('>'));
+ i += 4;
+ } else if (!NS_strncmp(subString, u"&amp;",
+ std::min(5, aLength - remainingChars))) {
+ aOutString.Append(char16_t('&'));
+ i += 5;
+ } else if (!NS_strncmp(subString, u"&quot;",
+ std::min(6, aLength - remainingChars))) {
+ aOutString.Append(char16_t('"'));
+ i += 6;
+ } else {
+ aOutString += aInString[i];
+ i++;
+ }
+ } else {
+ aOutString += aInString[i];
+ i++;
+ }
+ }
+}
+
+void mozTXTToHTMLConv::CompleteAbbreviatedURL(const char16_t* aInString,
+ int32_t aInLength,
+ const uint32_t pos,
+ nsString& aOutString) {
+ NS_ASSERTION(int32_t(pos) < aInLength,
+ "bad args to CompleteAbbreviatedURL, see bug #190851");
+ if (int32_t(pos) >= aInLength) return;
+
+ if (aInString[pos] == '@') {
+ // only pre-pend a mailto url if the string contains a .domain in it..
+ // i.e. we want to linkify johndoe@foo.com but not "let's meet @8pm"
+ nsDependentString inString(aInString, aInLength);
+ if (inString.FindChar('.', pos) !=
+ kNotFound) // if we have a '.' after the @ sign....
+ {
+ aOutString.AssignLiteral("mailto:");
+ aOutString += aInString;
+ }
+ } else if (aInString[pos] == '.') {
+ if (ItMatchesDelimited(aInString, aInLength, u"www.", 4, LT_IGNORE,
+ LT_IGNORE)) {
+ aOutString.AssignLiteral("http://");
+ aOutString += aInString;
+ } else if (ItMatchesDelimited(aInString, aInLength, u"ftp.", 4, LT_IGNORE,
+ LT_IGNORE)) {
+ aOutString.AssignLiteral("ftp://");
+ aOutString += aInString;
+ }
+ }
+}
+
+bool mozTXTToHTMLConv::FindURLStart(const char16_t* aInString,
+ int32_t aInLength, const uint32_t pos,
+ const modetype check, uint32_t& start) {
+ switch (check) { // no breaks, because end of blocks is never reached
+ case RFC1738: {
+ if (!NS_strncmp(&aInString[std::max(int32_t(pos - 4), 0)], u"<URL:", 5)) {
+ start = pos + 1;
+ return true;
+ }
+ return false;
+ }
+ case RFC2396E: {
+ nsDependentSubstring temp(aInString, aInLength);
+ int32_t i = pos <= 0 ? kNotFound : temp.RFindCharInSet(u"<>\"", pos - 1);
+ if (i != kNotFound &&
+ (temp[uint32_t(i)] == '<' || temp[uint32_t(i)] == '"')) {
+ start = uint32_t(++i);
+ return start < pos;
+ }
+ return false;
+ }
+ case freetext: {
+ int32_t i = pos - 1;
+ for (; i >= 0 &&
+ (IsAsciiAlpha(aInString[uint32_t(i)]) ||
+ IsAsciiDigit(aInString[uint32_t(i)]) ||
+ aInString[uint32_t(i)] == '+' || aInString[uint32_t(i)] == '-' ||
+ aInString[uint32_t(i)] == '.');
+ i--) {
+ ;
+ }
+ if (++i >= 0 && uint32_t(i) < pos &&
+ IsAsciiAlpha(aInString[uint32_t(i)])) {
+ start = uint32_t(i);
+ return true;
+ }
+ return false;
+ }
+ case abbreviated: {
+ int32_t i = pos - 1;
+ // This disallows non-ascii-characters for email.
+ // Currently correct, but revisit later after standards changed.
+ bool isEmail = aInString[pos] == (char16_t)'@';
+ // These chars mark the start of the URL
+ for (; i >= 0 && aInString[uint32_t(i)] != '>' &&
+ aInString[uint32_t(i)] != '<' && aInString[uint32_t(i)] != '"' &&
+ aInString[uint32_t(i)] != '\'' && aInString[uint32_t(i)] != '`' &&
+ aInString[uint32_t(i)] != ',' && aInString[uint32_t(i)] != '{' &&
+ aInString[uint32_t(i)] != '[' && aInString[uint32_t(i)] != '(' &&
+ aInString[uint32_t(i)] != '|' && aInString[uint32_t(i)] != '\\' &&
+ !IsSpace(aInString[uint32_t(i)]) &&
+ (!isEmail || IsAscii(aInString[uint32_t(i)])) &&
+ (!isEmail || aInString[uint32_t(i)] != ')');
+ i--) {
+ ;
+ }
+ if (++i >= 0 && uint32_t(i) < pos &&
+ (IsAsciiAlpha(aInString[uint32_t(i)]) ||
+ IsAsciiDigit(aInString[uint32_t(i)]))) {
+ start = uint32_t(i);
+ return true;
+ }
+ return false;
+ }
+ default:
+ return false;
+ } // switch
+}
+
+bool mozTXTToHTMLConv::FindURLEnd(const char16_t* aInString,
+ int32_t aInStringLength, const uint32_t pos,
+ const modetype check, const uint32_t start,
+ uint32_t& end) {
+ switch (check) { // no breaks, because end of blocks is never reached
+ case RFC1738:
+ case RFC2396E: {
+ nsDependentSubstring temp(aInString, aInStringLength);
+
+ int32_t i = temp.FindCharInSet(u"<>\"", pos + 1);
+ if (i != kNotFound &&
+ temp[uint32_t(i--)] ==
+ (check == RFC1738 || temp[start - 1] == '<' ? '>' : '"')) {
+ end = uint32_t(i);
+ return end > pos;
+ }
+ return false;
+ }
+ case freetext:
+ case abbreviated: {
+ uint32_t i = pos + 1;
+ bool isEmail = aInString[pos] == (char16_t)'@';
+ bool seenOpeningParenthesis = false; // there is a '(' earlier in the URL
+ bool seenOpeningSquareBracket =
+ false; // there is a '[' earlier in the URL
+ for (; int32_t(i) < aInStringLength; i++) {
+ // These chars mark the end of the URL
+ if (aInString[i] == '>' || aInString[i] == '<' || aInString[i] == '"' ||
+ aInString[i] == '`' || aInString[i] == '}' || aInString[i] == '{' ||
+ (aInString[i] == ')' && !seenOpeningParenthesis) ||
+ (aInString[i] == ']' && !seenOpeningSquareBracket) ||
+ // Allow IPv6 adresses like http://[1080::8:800:200C:417A]/foo.
+ (aInString[i] == '[' && i > 2 &&
+ (aInString[i - 1] != '/' || aInString[i - 2] != '/')) ||
+ IsSpace(aInString[i])) {
+ break;
+ }
+ // Disallow non-ascii-characters for email.
+ // Currently correct, but revisit later after standards changed.
+ if (isEmail && (aInString[i] == '(' || aInString[i] == '\'' ||
+ !IsAscii(aInString[i]))) {
+ break;
+ }
+ if (aInString[i] == '(') seenOpeningParenthesis = true;
+ if (aInString[i] == '[') seenOpeningSquareBracket = true;
+ }
+ // These chars are allowed in the middle of the URL, but not at end.
+ // Technically they are, but are used in normal text after the URL.
+ while (--i > pos && (aInString[i] == '.' || aInString[i] == ',' ||
+ aInString[i] == ';' || aInString[i] == '!' ||
+ aInString[i] == '?' || aInString[i] == '-' ||
+ aInString[i] == ':' || aInString[i] == '\'')) {
+ ;
+ }
+ if (i > pos) {
+ end = i;
+ return true;
+ }
+ return false;
+ }
+ default:
+ return false;
+ } // switch
+}
+
+void mozTXTToHTMLConv::CalculateURLBoundaries(
+ const char16_t* aInString, int32_t aInStringLength, const uint32_t pos,
+ const uint32_t whathasbeendone, const modetype check, const uint32_t start,
+ const uint32_t end, nsString& txtURL, nsString& desc,
+ int32_t& replaceBefore, int32_t& replaceAfter) {
+ uint32_t descstart = start;
+ switch (check) {
+ case RFC1738: {
+ descstart = start - 5;
+ desc.Append(&aInString[descstart],
+ end - descstart + 2); // include "<URL:" and ">"
+ replaceAfter = end - pos + 1;
+ } break;
+ case RFC2396E: {
+ descstart = start - 1;
+ desc.Append(&aInString[descstart],
+ end - descstart + 2); // include brackets
+ replaceAfter = end - pos + 1;
+ } break;
+ case freetext:
+ case abbreviated: {
+ descstart = start;
+ desc.Append(&aInString[descstart],
+ end - start + 1); // don't include brackets
+ replaceAfter = end - pos;
+ } break;
+ default:
+ break;
+ } // switch
+
+ EscapeStr(desc, false);
+
+ txtURL.Append(&aInString[start], end - start + 1);
+ txtURL.StripWhitespace();
+
+ // FIX ME
+ nsAutoString temp2;
+ ScanTXT(nsDependentSubstring(&aInString[descstart], pos - descstart),
+ ~kURLs /*prevents loop*/ & whathasbeendone, temp2);
+ replaceBefore = temp2.Length();
+}
+
+bool mozTXTToHTMLConv::ShouldLinkify(const nsCString& aURL) {
+ if (!mIOService) return false;
+
+ nsAutoCString scheme;
+ nsresult rv = mIOService->ExtractScheme(aURL, scheme);
+ if (NS_FAILED(rv)) return false;
+
+ if (scheme == "http" || scheme == "https" || scheme == "mailto") {
+ return true;
+ }
+
+ // Get the handler for this scheme.
+ nsCOMPtr<nsIProtocolHandler> handler;
+ rv = mIOService->GetProtocolHandler(scheme.get(), getter_AddRefs(handler));
+ if (NS_FAILED(rv)) return false;
+
+ // Is it an external protocol handler? If not, linkify it.
+ nsCOMPtr<nsIExternalProtocolHandler> externalHandler =
+ do_QueryInterface(handler);
+ if (!externalHandler) return true; // handler is built-in, linkify it!
+
+ // If external app exists for the scheme then linkify it.
+ bool exists;
+ rv = externalHandler->ExternalAppExistsForScheme(scheme, &exists);
+ return (NS_SUCCEEDED(rv) && exists);
+}
+
+bool mozTXTToHTMLConv::CheckURLAndCreateHTML(const nsString& txtURL,
+ const nsString& desc,
+ const modetype mode,
+ nsString& outputHTML) {
+ // Create *uri from txtURL
+ nsCOMPtr<nsIURI> uri;
+ nsresult rv;
+ // Lazily initialize mIOService
+ if (!mIOService) {
+ mIOService = do_GetIOService();
+
+ if (!mIOService) return false;
+ }
+
+ // See if the url should be linkified.
+ NS_ConvertUTF16toUTF8 utf8URL(txtURL);
+ if (!ShouldLinkify(utf8URL)) return false;
+
+ // it would be faster if we could just check to see if there is a protocol
+ // handler for the url and return instead of actually trying to create a
+ // url...
+ rv = mIOService->NewURI(utf8URL, nullptr, nullptr, getter_AddRefs(uri));
+
+ // Real work
+ if (NS_SUCCEEDED(rv) && uri) {
+ outputHTML.AssignLiteral("<a class=\"moz-txt-link-");
+ switch (mode) {
+ case RFC1738:
+ outputHTML.AppendLiteral("rfc1738");
+ break;
+ case RFC2396E:
+ outputHTML.AppendLiteral("rfc2396E");
+ break;
+ case freetext:
+ outputHTML.AppendLiteral("freetext");
+ break;
+ case abbreviated:
+ outputHTML.AppendLiteral("abbreviated");
+ break;
+ default:
+ break;
+ }
+ nsAutoString escapedURL(txtURL);
+ EscapeStr(escapedURL, true);
+
+ outputHTML.AppendLiteral("\" href=\"");
+ outputHTML += escapedURL;
+ outputHTML.AppendLiteral("\">");
+ outputHTML += desc;
+ outputHTML.AppendLiteral("</a>");
+ return true;
+ }
+ return false;
+}
+
+NS_IMETHODIMP mozTXTToHTMLConv::FindURLInPlaintext(const char16_t* aInString,
+ int32_t aInLength,
+ int32_t aPos,
+ int32_t* aStartPos,
+ int32_t* aEndPos) {
+ // call FindURL on the passed in string
+ nsAutoString outputHTML; // we'll ignore the generated output HTML
+
+ *aStartPos = -1;
+ *aEndPos = -1;
+
+ FindURL(aInString, aInLength, aPos, kURLs, outputHTML, *aStartPos, *aEndPos);
+
+ return NS_OK;
+}
+
+bool mozTXTToHTMLConv::FindURL(const char16_t* aInString, int32_t aInLength,
+ const uint32_t pos,
+ const uint32_t whathasbeendone,
+ nsString& outputHTML, int32_t& replaceBefore,
+ int32_t& replaceAfter) {
+ enum statetype { unchecked, invalid, startok, endok, success };
+ static const modetype ranking[] = {RFC1738, RFC2396E, freetext, abbreviated};
+
+ statetype state[mozTXTToHTMLConv_lastMode + 1]; // 0(=unknown)..lastMode
+ /* I don't like this abuse of enums as index for the array,
+ but I don't know a better method */
+
+ // Define, which modes to check
+ /* all modes but abbreviated are checked for text[pos] == ':',
+ only abbreviated for '.', RFC2396E and abbreviated for '@' */
+ for (modetype iState = unknown; iState <= mozTXTToHTMLConv_lastMode;
+ iState = modetype(iState + 1)) {
+ state[iState] = aInString[pos] == ':' ? unchecked : invalid;
+ }
+ switch (aInString[pos]) {
+ case '@':
+ state[RFC2396E] = unchecked;
+ [[fallthrough]];
+ case '.':
+ state[abbreviated] = unchecked;
+ break;
+ case ':':
+ state[abbreviated] = invalid;
+ break;
+ default:
+ break;
+ }
+
+ // Test, first successful mode wins, sequence defined by |ranking|
+ int32_t iCheck = 0; // the currently tested modetype
+ modetype check = ranking[iCheck];
+ for (; iCheck < mozTXTToHTMLConv_numberOfModes && state[check] != success;
+ iCheck++)
+ /* check state from last run.
+ If this is the first, check this one, which isn't = success yet */
+ {
+ check = ranking[iCheck];
+
+ uint32_t start, end;
+
+ if (state[check] == unchecked) {
+ if (FindURLStart(aInString, aInLength, pos, check, start)) {
+ state[check] = startok;
+ }
+ }
+
+ if (state[check] == startok) {
+ if (FindURLEnd(aInString, aInLength, pos, check, start, end)) {
+ state[check] = endok;
+ }
+ }
+
+ if (state[check] == endok) {
+ nsAutoString txtURL, desc;
+ int32_t resultReplaceBefore, resultReplaceAfter;
+
+ CalculateURLBoundaries(aInString, aInLength, pos, whathasbeendone, check,
+ start, end, txtURL, desc, resultReplaceBefore,
+ resultReplaceAfter);
+
+ if (aInString[pos] != ':') {
+ nsAutoString temp = txtURL;
+ txtURL.SetLength(0);
+ CompleteAbbreviatedURL(temp.get(), temp.Length(), pos - start, txtURL);
+ }
+
+ if (!txtURL.IsEmpty() &&
+ CheckURLAndCreateHTML(txtURL, desc, check, outputHTML)) {
+ replaceBefore = resultReplaceBefore;
+ replaceAfter = resultReplaceAfter;
+ state[check] = success;
+ }
+ } // if
+ } // for
+ return state[check] == success;
+}
+
+static inline bool IsAlpha(const uint32_t aChar) {
+ return mozilla::unicode::GetGenCategory(aChar) == nsUGenCategory::kLetter;
+}
+
+static inline bool IsDigit(const uint32_t aChar) {
+ return mozilla::unicode::GetGenCategory(aChar) == nsUGenCategory::kNumber;
+}
+
+bool mozTXTToHTMLConv::ItMatchesDelimited(const char16_t* aInString,
+ int32_t aInLength,
+ const char16_t* rep, int32_t aRepLen,
+ LIMTYPE before, LIMTYPE after) {
+ // this little method gets called a LOT. I found we were spending a
+ // lot of time just calculating the length of the variable "rep"
+ // over and over again every time we called it. So we're now passing
+ // an integer in here.
+ int32_t textLen = aInLength;
+
+ if (((before == LT_IGNORE && (after == LT_IGNORE || after == LT_DELIMITER)) &&
+ textLen < aRepLen) ||
+ ((before != LT_IGNORE || (after != LT_IGNORE && after != LT_DELIMITER)) &&
+ textLen < aRepLen + 1) ||
+ (before != LT_IGNORE && after != LT_IGNORE && after != LT_DELIMITER &&
+ textLen < aRepLen + 2)) {
+ return false;
+ }
+
+ uint32_t text0 = aInString[0];
+ if (aInLength > 1 && NS_IS_SURROGATE_PAIR(text0, aInString[1])) {
+ text0 = SURROGATE_TO_UCS4(text0, aInString[1]);
+ }
+ // find length of the char/cluster to be ignored
+ int32_t ignoreLen = before == LT_IGNORE ? 0 : 1;
+ if (ignoreLen) {
+ GraphemeClusterBreakIteratorUtf16 ci(
+ Span<const char16_t>(aInString, aInLength));
+ ignoreLen = *ci.Next();
+ }
+
+ int32_t afterIndex = aRepLen + ignoreLen;
+ uint32_t textAfterPos = aInString[afterIndex];
+ if (aInLength > afterIndex + 1 &&
+ NS_IS_SURROGATE_PAIR(textAfterPos, aInString[afterIndex + 1])) {
+ textAfterPos = SURROGATE_TO_UCS4(textAfterPos, aInString[afterIndex + 1]);
+ }
+
+ return !((before == LT_ALPHA && !IsAlpha(text0)) ||
+ (before == LT_DIGIT && !IsDigit(text0)) ||
+ (before == LT_DELIMITER &&
+ (IsAlpha(text0) || IsDigit(text0) || text0 == *rep)) ||
+ (after == LT_ALPHA && !IsAlpha(textAfterPos)) ||
+ (after == LT_DIGIT && !IsDigit(textAfterPos)) ||
+ (after == LT_DELIMITER &&
+ (IsAlpha(textAfterPos) || IsDigit(textAfterPos) ||
+ textAfterPos == *rep)) ||
+ !Substring(Substring(aInString, aInString + aInLength), ignoreLen,
+ aRepLen)
+ .Equals(Substring(rep, rep + aRepLen),
+ nsCaseInsensitiveStringComparator));
+}
+
+uint32_t mozTXTToHTMLConv::NumberOfMatches(const char16_t* aInString,
+ int32_t aInStringLength,
+ const char16_t* rep, int32_t aRepLen,
+ LIMTYPE before, LIMTYPE after) {
+ uint32_t result = 0;
+
+ // Limit lookahead length to avoid pathological O(n^2) behavior; looking so
+ // far ahead is unlikely to be important for cases where styling marked-up
+ // fragments is actually useful anyhow.
+ const uint32_t len =
+ std::min(2000u, mozilla::AssertedCast<uint32_t>(aInStringLength));
+ GraphemeClusterBreakIteratorUtf16 ci(Span<const char16_t>(aInString, len));
+ for (uint32_t pos = 0; pos < len; pos = *ci.Next()) {
+ if (ItMatchesDelimited(aInString + pos, aInStringLength - pos, rep, aRepLen,
+ before, after)) {
+ result++;
+ }
+ }
+ return result;
+}
+
+// NOTE: the converted html for the phrase is appended to aOutString
+// tagHTML and attributeHTML are plain ASCII (literal strings, in fact)
+bool mozTXTToHTMLConv::StructPhraseHit(
+ const char16_t* aInString, int32_t aInStringLength, bool col0,
+ const char16_t* tagTXT, int32_t aTagTXTLen, const char* tagHTML,
+ const char* attributeHTML, nsAString& aOutString, uint32_t& openTags) {
+ /* We're searching for the following pattern:
+ LT_DELIMITER - "*" - ALPHA -
+ [ some text (maybe more "*"-pairs) - ALPHA ] "*" - LT_DELIMITER.
+ <strong> is only inserted, if existence of a pair could be verified
+ We use the first opening/closing tag, if we can choose */
+
+ const char16_t* newOffset = aInString;
+ int32_t newLength = aInStringLength;
+ if (!col0) // skip the first element?
+ {
+ newOffset = &aInString[1];
+ newLength = aInStringLength - 1;
+ }
+
+ // opening tag
+ if (ItMatchesDelimited(aInString, aInStringLength, tagTXT, aTagTXTLen,
+ (col0 ? LT_IGNORE : LT_DELIMITER),
+ LT_ALPHA) // is opening tag
+ && NumberOfMatches(newOffset, newLength, tagTXT, aTagTXTLen, LT_ALPHA,
+ LT_DELIMITER) // remaining closing tags
+ > openTags) {
+ openTags++;
+ aOutString.Append('<');
+ aOutString.AppendASCII(tagHTML);
+ aOutString.Append(char16_t(' '));
+ aOutString.AppendASCII(attributeHTML);
+ aOutString.AppendLiteral("><span class=\"moz-txt-tag\">");
+ aOutString.Append(tagTXT);
+ aOutString.AppendLiteral("</span>");
+ return true;
+ }
+
+ // closing tag
+ if (openTags > 0 && ItMatchesDelimited(aInString, aInStringLength, tagTXT,
+ aTagTXTLen, LT_ALPHA, LT_DELIMITER)) {
+ openTags--;
+ aOutString.AppendLiteral("<span class=\"moz-txt-tag\">");
+ aOutString.Append(tagTXT);
+ aOutString.AppendLiteral("</span></");
+ aOutString.AppendASCII(tagHTML);
+ aOutString.Append(char16_t('>'));
+ return true;
+ }
+
+ return false;
+}
+
+bool mozTXTToHTMLConv::SmilyHit(const char16_t* aInString, int32_t aLength,
+ bool col0, const char* tagTXT,
+ const nsString& imageName, nsString& outputHTML,
+ int32_t& glyphTextLen) {
+ if (!aInString || !tagTXT || imageName.IsEmpty()) return false;
+
+ int32_t tagLen = strlen(tagTXT);
+
+ uint32_t delim = (col0 ? 0 : 1) + tagLen;
+
+ if ((col0 || IsSpace(aInString[0])) &&
+ (aLength <= int32_t(delim) || IsSpace(aInString[delim]) ||
+ (aLength > int32_t(delim + 1) &&
+ (aInString[delim] == '.' || aInString[delim] == ',' ||
+ aInString[delim] == ';' || aInString[delim] == '8' ||
+ aInString[delim] == '>' || aInString[delim] == '!' ||
+ aInString[delim] == '?') &&
+ IsSpace(aInString[delim + 1]))) &&
+ ItMatchesDelimited(aInString, aLength,
+ NS_ConvertASCIItoUTF16(tagTXT).get(), tagLen,
+ col0 ? LT_IGNORE : LT_DELIMITER, LT_IGNORE)
+ // Note: tests at different pos for LT_IGNORE and LT_DELIMITER
+ ) {
+ if (!col0) {
+ outputHTML.Truncate();
+ outputHTML.Append(char16_t(' '));
+ }
+
+ outputHTML.Append(imageName); // emoji unicode
+ glyphTextLen = (col0 ? 0 : 1) + tagLen;
+ return true;
+ }
+
+ return false;
+}
+
+// the glyph is appended to aOutputString instead of the original string...
+bool mozTXTToHTMLConv::GlyphHit(const char16_t* aInString, int32_t aInLength,
+ bool col0, nsAString& aOutputString,
+ int32_t& glyphTextLen) {
+ char16_t text0 = aInString[0];
+ char16_t text1 = aInString[1];
+ char16_t firstChar = (col0 ? text0 : text1);
+
+ // temporary variable used to store the glyph html text
+ nsAutoString outputHTML;
+ bool bTestSmilie;
+ bool bArg = false;
+ int i;
+
+ // refactor some of this mess to avoid code duplication and speed execution a
+ // bit there are two cases that need to be tried one after another. To avoid a
+ // lot of duplicate code, rolling into a loop
+
+ i = 0;
+ while (i < 2) {
+ bTestSmilie = false;
+ if (!i && (firstChar == ':' || firstChar == ';' || firstChar == '=' ||
+ firstChar == '>' || firstChar == '8' || firstChar == 'O')) {
+ // first test passed
+
+ bTestSmilie = true;
+ bArg = col0;
+ }
+ if (i && col0 &&
+ (text1 == ':' || text1 == ';' || text1 == '=' || text1 == '>' ||
+ text1 == '8' || text1 == 'O')) {
+ // second test passed
+
+ bTestSmilie = true;
+ bArg = false;
+ }
+ if (bTestSmilie && (SmilyHit(aInString, aInLength, bArg, ":-)",
+ u"🙂"_ns, // smile, U+1F642
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":)",
+ u"🙂"_ns, // smile, U+1F642
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-D",
+ u"😂"_ns, // laughing, U+1F602
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-(",
+ u"🙁"_ns, // frown, U+1F641
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":(",
+ u"🙁"_ns, // frown, U+1F641
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":$",
+ u"😳"_ns, // embarassed, U+1F633
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ";-)",
+ u"😉"_ns, // wink, U+1F609
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, col0, ";)",
+ u"😉"_ns, // wink, U+1F609
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-\\",
+ u"😕"_ns, // undecided, U+1F615
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-P",
+ u"😛"_ns, // tongue, U+1F61B
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ";-P",
+ u"😜"_ns, // winking face with tongue, U+1F61C
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, "=-O",
+ u"😮"_ns, // surprise, U+1F62E
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-*",
+ u"😘"_ns, // kiss, U+1F618
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ">:o",
+ u"🤬"_ns, // swearing, U+1F92C
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ">:-o",
+ u"🤬"_ns, // swearing, U+1F92C
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ">:(",
+ u"😠"_ns, // angry, U+1F620
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ">:-(",
+ u"😠"_ns, // angry, U+1F620
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, "8-)",
+ u"😎"_ns, // cool, U+1F60E
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-$",
+ u"🤑"_ns, // money, U+1F911
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-!",
+ u"😬"_ns, // foot, U+1F62C
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, "O:-)",
+ u"😇"_ns, // innocent, U+1F607
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":'(",
+ u"😭"_ns, // cry, U+1F62D
+ outputHTML, glyphTextLen) ||
+
+ SmilyHit(aInString, aInLength, bArg, ":-X",
+ u"🤐"_ns, // sealed, U+1F910
+ outputHTML, glyphTextLen))) {
+ aOutputString.Append(outputHTML);
+ return true;
+ }
+ i++;
+ }
+ if (text0 == '\f') {
+ aOutputString.AppendLiteral("<span class='moz-txt-formfeed'></span>");
+ glyphTextLen = 1;
+ return true;
+ }
+ if (text0 == '+' || text1 == '+') {
+ if (ItMatchesDelimited(aInString, aInLength, u" +/-", 4, LT_IGNORE,
+ LT_IGNORE)) {
+ aOutputString.AppendLiteral(" &plusmn;");
+ glyphTextLen = 4;
+ return true;
+ }
+ if (col0 && ItMatchesDelimited(aInString, aInLength, u"+/-", 3, LT_IGNORE,
+ LT_IGNORE)) {
+ aOutputString.AppendLiteral("&plusmn;");
+ glyphTextLen = 3;
+ return true;
+ }
+ }
+
+ // x^2 => x<sup>2</sup>, also handle powers x^-2, x^0.5
+ // implement regular expression /[\dA-Za-z\)\]}]\^-?\d+(\.\d+)*[^\dA-Za-z]/
+ if (text1 == '^' &&
+ (IsAsciiDigit(text0) || IsAsciiAlpha(text0) || text0 == ')' ||
+ text0 == ']' || text0 == '}') &&
+ ((2 < aInLength && IsAsciiDigit(aInString[2])) ||
+ (3 < aInLength && aInString[2] == '-' && IsAsciiDigit(aInString[3])))) {
+ // Find first non-digit
+ int32_t delimPos = 3; // skip "^" and first digit (or '-')
+ for (; delimPos < aInLength &&
+ (IsAsciiDigit(aInString[delimPos]) ||
+ (aInString[delimPos] == '.' && delimPos + 1 < aInLength &&
+ IsAsciiDigit(aInString[delimPos + 1])));
+ delimPos++) {
+ ;
+ }
+
+ if (delimPos < aInLength && IsAsciiAlpha(aInString[delimPos])) {
+ return false;
+ }
+
+ outputHTML.Truncate();
+ outputHTML += text0;
+ outputHTML.AppendLiteral(
+ "<sup class=\"moz-txt-sup\">"
+ "<span style=\"display:inline-block;width:0;height:0;overflow:hidden\">"
+ "^</span>");
+
+ aOutputString.Append(outputHTML);
+ aOutputString.Append(&aInString[2], delimPos - 2);
+ aOutputString.AppendLiteral("</sup>");
+
+ glyphTextLen = delimPos /* - 1 + 1 */;
+ return true;
+ }
+ /*
+ The following strings are not substituted:
+ |TXT |HTML |Reason
+ +------+---------+----------
+ -> &larr; Bug #454
+ => &lArr; dito
+ <- &rarr; dito
+ <= &rArr; dito
+ (tm) &trade; dito
+ 1/4 &frac14; is triggered by 1/4 Part 1, 2/4 Part 2, ...
+ 3/4 &frac34; dito
+ 1/2 &frac12; similar
+ */
+ return false;
+}
+
+/***************************************************************************
+ Library-internal Interface
+****************************************************************************/
+
+NS_IMPL_ISUPPORTS(mozTXTToHTMLConv, mozITXTToHTMLConv, nsIStreamConverter,
+ nsIStreamListener, nsIRequestObserver)
+
+int32_t mozTXTToHTMLConv::CiteLevelTXT(const char16_t* line,
+ uint32_t& logLineStart) {
+ int32_t result = 0;
+ int32_t lineLength = NS_strlen(line);
+
+ bool moreCites = true;
+ while (moreCites) {
+ /* E.g. the following lines count as quote:
+
+ > text
+ //#ifdef QUOTE_RECOGNITION_AGGRESSIVE
+ >text
+ //#ifdef QUOTE_RECOGNITION_AGGRESSIVE
+ > text
+ ] text
+ USER> text
+ USER] text
+ //#endif
+
+ logLineStart is the position of "t" in this example
+ */
+ uint32_t i = logLineStart;
+
+#ifdef QUOTE_RECOGNITION_AGGRESSIVE
+ for (; int32_t(i) < lineLength && IsSpace(line[i]); i++)
+ ;
+ for (; int32_t(i) < lineLength && IsAsciiAlpha(line[i]) &&
+ nsCRT::IsUpper(line[i]);
+ i++)
+ ;
+ if (int32_t(i) < lineLength && (line[i] == '>' || line[i] == ']'))
+#else
+ if (int32_t(i) < lineLength && line[i] == '>')
+#endif
+ {
+ i++;
+ if (int32_t(i) < lineLength && line[i] == ' ') i++;
+ // sendmail/mbox
+ // Placed here for performance increase
+ const char16_t* indexString = &line[logLineStart];
+ // here, |logLineStart < lineLength| is always true
+ uint32_t minlength = std::min(uint32_t(6), NS_strlen(indexString));
+ if (Substring(indexString, indexString + minlength)
+ .Equals(Substring(u">From "_ns, 0, minlength),
+ nsCaseInsensitiveStringComparator)) {
+ // XXX RFC2646
+ moreCites = false;
+ } else {
+ result++;
+ logLineStart = i;
+ }
+ } else {
+ moreCites = false;
+ }
+ }
+
+ return result;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::ScanTXT(const nsAString& aInString, uint32_t whattodo,
+ nsAString& aOutString) {
+ if (aInString.Length() == 0) {
+ aOutString.Truncate();
+ return NS_OK;
+ }
+
+ if (!aOutString.SetCapacity(uint32_t(aInString.Length() * growthRate),
+ mozilla::fallible)) {
+ return NS_ERROR_OUT_OF_MEMORY;
+ }
+
+ bool doURLs = 0 != (whattodo & kURLs);
+ bool doGlyphSubstitution = 0 != (whattodo & kGlyphSubstitution);
+ bool doStructPhrase = 0 != (whattodo & kStructPhrase);
+
+ uint32_t structPhrase_strong = 0; // Number of currently open tags
+ uint32_t structPhrase_underline = 0;
+ uint32_t structPhrase_italic = 0;
+ uint32_t structPhrase_code = 0;
+
+ uint32_t endOfLastURLOutput = 0;
+
+ nsAutoString outputHTML; // moved here for performance increase
+
+ const char16_t* rawInputString = aInString.BeginReading();
+ uint32_t inLength = aInString.Length();
+
+ const Span<const char16_t> inString(aInString);
+ GraphemeClusterBreakIteratorUtf16 ci(inString);
+ uint32_t i = 0;
+ while (i < inLength) {
+ if (doGlyphSubstitution) {
+ int32_t glyphTextLen;
+ if (GlyphHit(&rawInputString[i], inLength - i, i == 0, aOutString,
+ glyphTextLen)) {
+ i = *ci.Seek(i + glyphTextLen - 1);
+ continue;
+ }
+ }
+
+ if (doStructPhrase) {
+ const char16_t* newOffset = rawInputString;
+ int32_t newLength = aInString.Length();
+ if (i > 0) // skip the first element?
+ {
+ GraphemeClusterBreakReverseIteratorUtf16 ri(
+ Span<const char16_t>(rawInputString, i));
+ Maybe<uint32_t> nextPos = ri.Next();
+ newOffset += *nextPos;
+ newLength -= *nextPos;
+ }
+
+ switch (aInString[i]) // Performance increase
+ {
+ case '*':
+ if (StructPhraseHit(newOffset, newLength, i == 0, u"*", 1, "b",
+ "class=\"moz-txt-star\"", aOutString,
+ structPhrase_strong)) {
+ i = *ci.Next();
+ continue;
+ }
+ break;
+ case '/':
+ if (StructPhraseHit(newOffset, newLength, i == 0, u"/", 1, "i",
+ "class=\"moz-txt-slash\"", aOutString,
+ structPhrase_italic)) {
+ i = *ci.Next();
+ continue;
+ }
+ break;
+ case '_':
+ if (StructPhraseHit(newOffset, newLength, i == 0, u"_", 1,
+ "span" /* <u> is deprecated */,
+ "class=\"moz-txt-underscore\"", aOutString,
+ structPhrase_underline)) {
+ i = *ci.Next();
+ continue;
+ }
+ break;
+ case '|':
+ if (StructPhraseHit(newOffset, newLength, i == 0, u"|", 1, "code",
+ "class=\"moz-txt-verticalline\"", aOutString,
+ structPhrase_code)) {
+ i = *ci.Next();
+ continue;
+ }
+ break;
+ }
+ }
+
+ if (doURLs) {
+ switch (aInString[i]) {
+ case ':':
+ case '@':
+ case '.':
+ if ((i == 0 || ((i > 0) && aInString[i - 1] != ' ')) &&
+ ((i == aInString.Length() - 1) ||
+ (aInString[i + 1] != ' '))) // Performance increase
+ {
+ int32_t replaceBefore;
+ int32_t replaceAfter;
+ if (FindURL(rawInputString, aInString.Length(), i, whattodo,
+ outputHTML, replaceBefore, replaceAfter) &&
+ structPhrase_strong + structPhrase_italic +
+ structPhrase_underline + structPhrase_code ==
+ 0
+ /* workaround for bug #19445 */) {
+ // Don't cut into previously inserted HTML (bug 1509493)
+ if (aOutString.Length() - replaceBefore < endOfLastURLOutput) {
+ break;
+ }
+ aOutString.Cut(aOutString.Length() - replaceBefore,
+ replaceBefore);
+ aOutString += outputHTML;
+ endOfLastURLOutput = aOutString.Length();
+ i = *ci.Seek(i + replaceAfter);
+ continue;
+ }
+ }
+ break;
+ } // switch
+ }
+
+ switch (aInString[i]) {
+ // Special symbols
+ case '<':
+ case '>':
+ case '&':
+ EscapeChar(aInString[i], aOutString, false);
+ i = *ci.Next();
+ break;
+ // Normal characters
+ default: {
+ const uint32_t oldIdx = i;
+ i = *ci.Next();
+ aOutString.Append(inString.FromTo(oldIdx, i));
+ break;
+ }
+ }
+ }
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::ScanHTML(const nsAString& input, uint32_t whattodo,
+ nsAString& aOutString) {
+ const nsPromiseFlatString& aInString = PromiseFlatString(input);
+ if (!aOutString.SetCapacity(uint32_t(aInString.Length() * growthRate),
+ mozilla::fallible)) {
+ return NS_ERROR_OUT_OF_MEMORY;
+ }
+
+ // some common variables we were recalculating
+ // every time inside the for loop...
+ int32_t lengthOfInString = aInString.Length();
+ const char16_t* uniBuffer = aInString.get();
+
+#ifdef DEBUG_BenB_Perf
+ PRTime parsing_start = PR_IntervalNow();
+#endif
+
+ // Look for simple entities not included in a tags and scan them.
+ // Skip all tags ("<[...]>") and content in an a link tag ("<a [...]</a>"),
+ // comment tag ("<!--[...]-->"), style tag, script tag or head tag.
+ // Unescape the rest (text between tags) and pass it to ScanTXT.
+ nsAutoCString canFollow(" \f\n\r\t>");
+ for (int32_t i = 0; i < lengthOfInString;) {
+ if (aInString[i] == '<') // html tag
+ {
+ int32_t start = i;
+ if (i + 2 < lengthOfInString && nsCRT::ToLower(aInString[i + 1]) == 'a' &&
+ canFollow.FindChar(aInString[i + 2]) != kNotFound)
+ // if a tag, skip until </a>.
+ // Make sure there's a white-space character after, not to match "abbr".
+ {
+ i = aInString.LowerCaseFindASCII("</a>", i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i += 4;
+ }
+ } else if (Substring(aInString, i + 1, 3).LowerCaseEqualsASCII("!--"))
+ // if out-commended code, skip until -->
+ {
+ i = aInString.Find(u"-->", i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i += 3;
+ }
+ } else if (i + 6 < lengthOfInString &&
+ Substring(aInString, i + 1, 5).LowerCaseEqualsASCII("style") &&
+ canFollow.FindChar(aInString[i + 6]) != kNotFound)
+ // if style tag, skip until </style>
+ {
+ i = aInString.LowerCaseFindASCII("</style>", i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i += 8;
+ }
+ } else if (i + 7 < lengthOfInString &&
+ Substring(aInString, i + 1, 6)
+ .LowerCaseEqualsASCII("script") &&
+ canFollow.FindChar(aInString[i + 7]) != kNotFound)
+ // if script tag, skip until </script>
+ {
+ i = aInString.LowerCaseFindASCII("</script>", i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i += 9;
+ }
+ } else if (i + 5 < lengthOfInString &&
+ Substring(aInString, i + 1, 4).LowerCaseEqualsASCII("head") &&
+ canFollow.FindChar(aInString[i + 5]) != kNotFound)
+ // if head tag, skip until </head>
+ // Make sure not to match <header>.
+ {
+ i = aInString.LowerCaseFindASCII("</head>", i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i += 7;
+ }
+ } else // just skip tag (attributes etc.)
+ {
+ i = aInString.FindChar('>', i);
+ if (i == kNotFound) {
+ i = lengthOfInString;
+ } else {
+ i++;
+ }
+ }
+ aOutString.Append(&uniBuffer[start], i - start);
+ } else {
+ uint32_t start = uint32_t(i);
+ i = aInString.FindChar('<', i);
+ if (i == kNotFound) i = lengthOfInString;
+
+ nsAutoStringN<256> tempString;
+ tempString.SetCapacity(uint32_t((uint32_t(i) - start) * growthRate));
+ UnescapeStr(uniBuffer, start, uint32_t(i) - start, tempString);
+ ScanTXT(tempString, whattodo, aOutString);
+ }
+ }
+
+#ifdef DEBUG_BenB_Perf
+ printf("ScanHTML time: %d ms\n",
+ PR_IntervalToMilliseconds(PR_IntervalNow() - parsing_start));
+#endif
+ return NS_OK;
+}
+
+/****************************************************************************
+ XPCOM Interface
+*****************************************************************************/
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::Convert(nsIInputStream* aFromStream, const char* aFromType,
+ const char* aToType, nsISupports* aCtxt,
+ nsIInputStream** _retval) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::AsyncConvertData(const char* aFromType, const char* aToType,
+ nsIStreamListener* aListener,
+ nsISupports* aCtxt) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::GetConvertedType(const nsACString& aFromType,
+ nsIChannel* aChannel, nsACString& aToType) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::OnDataAvailable(nsIRequest* request, nsIInputStream* inStr,
+ uint64_t sourceOffset, uint32_t count) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::OnStartRequest(nsIRequest* request) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::OnStopRequest(nsIRequest* request, nsresult aStatus) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+mozTXTToHTMLConv::CiteLevelTXT(const char16_t* line, uint32_t* logLineStart,
+ uint32_t* _retval) {
+ if (!logLineStart || !_retval || !line) return NS_ERROR_NULL_POINTER;
+ *_retval = CiteLevelTXT(line, *logLineStart);
+ return NS_OK;
+}
+
+nsresult MOZ_NewTXTToHTMLConv(mozTXTToHTMLConv** aConv) {
+ MOZ_ASSERT(aConv != nullptr, "null ptr");
+ if (!aConv) return NS_ERROR_NULL_POINTER;
+
+ RefPtr<mozTXTToHTMLConv> conv = new mozTXTToHTMLConv();
+ conv.forget(aConv);
+ // return (*aConv)->Init();
+ return NS_OK;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-11 04:35:56 +0000