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[MailNews] Allow shift-clicking on Edit As New to edit a message as plaintext.

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Ref: BZ 731688
This commit is contained in:
Jeremy Andrews 2022-06-01 19:32:33 -05:00 • committed by roytam1
commit 6182744d96
4 changed files with 115 additions and 29 deletions
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122
mailnews/mime/src/mimedrft.cpp
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@ -1087,6 +1087,33 @@ mime_insert_forwarded_message_headers(char **body,
}
}
static void
convert_plaintext_body_to_html(char **body, uint32_t bodyLen)
{
// We need to convert the plain/text to HTML in order to escape any HTML markup
char *escapedBody = MsgEscapeHTML(*body);
if (escapedBody)
{
PR_Free(*body);
*body = escapedBody;
bodyLen = strlen(*body);
}
// +13 chars for <pre> & </pre> tags and CRLF
uint32_t newbodylen = bodyLen + 14;
char* newbody = (char *)PR_MALLOC (newbodylen);
if (newbody)
{
*newbody = 0;
PL_strcatn(newbody, newbodylen, "<PRE>");
PL_strcatn(newbody, newbodylen, *body);
PL_strcatn(newbody, newbodylen, "</PRE>" CRLF);
PR_Free(*body);
*body = newbody;
}
}
static void
mime_parse_stream_complete(nsMIMESession *stream)
{
@ -1415,28 +1442,8 @@ mime_parse_stream_complete(nsMIMESession *stream)
{
// ... but the message body is currently plain text.
//We need to convert the plain/text to HTML in order to escape any HTML markup
char *escapedBody = MsgEscapeHTML(body);
if (escapedBody)
{
PR_Free(body);
body = escapedBody;
bodyLen = strlen(body);
}
//+13 chars for <pre> & </pre> tags and CRLF
uint32_t newbodylen = bodyLen + 14;
char* newbody = (char *)PR_MALLOC (newbodylen);
if (newbody)
{
*newbody = 0;
PL_strcatn(newbody, newbodylen, "<PRE>");
PL_strcatn(newbody, newbodylen, body);
PL_strcatn(newbody, newbodylen, "</PRE>" CRLF);
PR_Free(body);
body = newbody;
}
}
convert_plaintext_body_to_html(&body, bodyLen);
}
// Body is now HTML, set the format too (so headers are inserted in
// correct format).
composeFormat = nsIMsgCompFormat::HTML;
@ -1460,6 +1467,68 @@ mime_parse_stream_complete(nsMIMESession *stream)
}
MSG_ComposeType msgComposeType = 0; // Keep compilers happy.
if (mdd->format_out == nsMimeOutput::nsMimeMessageEditorTemplate)
{
if (PL_strstr(mdd->url_name, "&redirect=true"))
msgComposeType = nsIMsgCompType::Redirect;
else if (PL_strstr(mdd->url_name, "&editasnew=true"))
msgComposeType = nsIMsgCompType::EditAsNew;
else
msgComposeType = nsIMsgCompType::Template;
}
if (body && msgComposeType == nsIMsgCompType::EditAsNew)
{
// When editing as new, we respect the identities preferred format
// which can be overridden.
if (mdd->identity)
{
bool identityComposeHTML;
mdd->identity->GetComposeHtml(&identityComposeHTML);
if (composeFormat == nsIMsgCompFormat::HTML &&
identityComposeHTML == mdd->overrideComposeFormat)
{
// We we have HTML:
// If they want HTML and they want to override it (true == true)
// or they don't want HTML and they don't want to override it
// (false == false), then convert. Conversion happens below.
convertToPlainText = true;
composeFormat = nsIMsgCompFormat::PlainText;
}
else if (composeFormat == nsIMsgCompFormat::PlainText &&
identityComposeHTML != mdd->overrideComposeFormat)
{
// We have plain text:
// If they want HTML and they don't want to override it (true != false)
// or they don't want HTML and they want to override it
// (false != true), then convert.
convert_plaintext_body_to_html(&body, bodyLen);
composeFormat = nsIMsgCompFormat::HTML;
}
}
}
else if (body && mdd->overrideComposeFormat &&
(msgComposeType == nsIMsgCompType::Template ||
!mdd->forwardInline)) // Draft processing.
{
// When using a template and overriding, the user gets the
// "other" format.
if (composeFormat == nsIMsgCompFormat::PlainText)
{
convert_plaintext_body_to_html(&body, bodyLen);
composeFormat = nsIMsgCompFormat::HTML;
}
else
{
// Conversion happens below.
convertToPlainText = true;
composeFormat = nsIMsgCompFormat::PlainText;
}
}
// convert from UTF-8 to UTF-16
if (body)
{
@ -1474,10 +1543,9 @@ mime_parse_stream_complete(nsMIMESession *stream)
//
if (mdd->format_out == nsMimeOutput::nsMimeMessageEditorTemplate)
{
MSG_ComposeType msgComposeType = PL_strstr(mdd->url_name,
"&redirect=true") ?
nsIMsgCompType::Redirect :
nsIMsgCompType::Template;
if (convertToPlainText)
fields->ConvertBodyToPlainText();
CreateTheComposeWindow(fields, newAttachData, msgComposeType,
composeFormat, mdd->identity,
mdd->originalMsgURI, mdd->origMsgHdr);
@ -1505,6 +1573,8 @@ mime_parse_stream_complete(nsMIMESession *stream)
}
else
{
if (convertToPlainText)
fields->ConvertBodyToPlainText();
fields->SetDraftId(mdd->url_name);
CreateTheComposeWindow(fields, newAttachData, nsIMsgCompType::Draft, composeFormat, mdd->identity, mdd->originalMsgURI, mdd->origMsgHdr);
}