1 files changed, 71 insertions, 0 deletions
diff --git a/comm/mailnews/import/src/rtfMailDecoder.cpp b/comm/mailnews/import/src/rtfMailDecoder.cpp
new file mode 100644
index 0000000000..c5a234320e
--- /dev/null
+++ b/comm/mailnews/import/src/rtfMailDecoder.cpp
@@ -0,0 +1,71 @@
+/* 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 "rtfMailDecoder.h"
+
+void CRTFMailDecoder::BeginGroup() {
+  ClearState(sAsterisk);
+  SetState(sBeginGroup);
+  if (m_skipLevel) ++m_skipLevel;
+}
+
+void CRTFMailDecoder::EndGroup() {
+  ClearState(sAsterisk | sBeginGroup);
+  if (m_skipLevel) --m_skipLevel;
+}
+
+void CRTFMailDecoder::AddText(const wchar_t* txt, size_t cch) {
+  if (!IsHtmlRtf()) {
+    if (cch == static_cast<size_t>(-1))
+      m_text += txt;
+    else
+      m_text.append(txt, cch);
+  }
+}
+
+void CRTFMailDecoder::Keyword(const char* name, const int* Val) {
+  bool asterisk = IsAsterisk();
+  ClearState(sAsterisk);  // for inside use only
+  bool beginGroup = IsBeginGroup();
+  ClearState(sBeginGroup);  // for inside use only
+  if (!m_skipLevel) {
+    if (eq(name, "*") && beginGroup)
+      SetState(sAsterisk);
+    else if (asterisk) {
+      if (eq(name, "htmltag") &&
+          (m_mode ==
+           mHTML)) {  // \*\htmltag -> don't ignore; include the following text
+      } else
+        ++m_skipLevel;
+    } else if (eq(name, "htmlrtf")) {
+      if (Val && (*Val == 0))
+        ClearState(sHtmlRtf);
+      else
+        SetState(sHtmlRtf);
+    } else if (eq(name, "par") || eq(name, "line")) {
+      AddText(L"\r\n");
+    } else if (eq(name, "tab")) {
+      AddText(L"\t");
+    } else if (eq(name, "rquote")) {
+      AddText(L"\x2019");  // Unicode right single quotation mark
+    } else if (eq(name, "fromtext") &&
+               (m_mode == mNone)) {  // avoid double "fromX"
+      m_mode = mText;
+    } else if (eq(name, "fromhtml") &&
+               (m_mode == mNone)) {  // avoid double "fromX"
+      m_mode = mHTML;
+    } else if (eq(name, "fonttbl") || eq(name, "colortbl") ||
+               eq(name, "stylesheet") || eq(name, "pntext"))
+      ++m_skipLevel;
+  }
+}
+
+void CRTFMailDecoder::PCDATA(const wchar_t* data, size_t cch) {
+  ClearState(sAsterisk | sBeginGroup);
+  if (!m_skipLevel) AddText(data, cch);
+}
+
+void CRTFMailDecoder::BDATA(const char* data, size_t sz) {
+  ClearState(sAsterisk | sBeginGroup);
+}