/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

#include "rosetta.h"
#include "msg.h"
#include "errcode.h"
#include "error.h"

#include "mime.h"
#include "shist.h"
#include "xlate.h"
#include "libi18n.h"
#include "xpgetstr.h"

#include "msgcpane.h"
#include "msgprefs.h"
#include "msgcflds.h"
#include "dirprefs.h"
#include "msgurlq.h"

#include "edt.h" // to invoke save on the html compose pane
#include "mhtmlstm.h"

#include "prefapi.h"
#include "htmldlgs.h"
#include "xp_qsort.h"
#include "intl_csi.h"

extern "C"
{
extern int MK_MSG_MSG_COMPOSITION;

extern int MK_COMMUNICATIONS_ERROR;
extern int MK_OUT_OF_MEMORY;

extern int MK_MSG_EMPTY_MESSAGE;
extern int MK_MSG_DOUBLE_INCLUDE;

extern int MK_MSG_WHY_QUEUE_SPECIAL;
extern int MK_MSG_WHY_QUEUE_SPECIAL_OLD;
extern int MK_MSG_NOT_AS_SENT_FOLDER;

extern int MK_MSG_MISSING_SUBJECT;

HG65256

extern int MK_MSG_SEND;
extern int MK_MSG_SEND_LATER;
extern int MK_MSG_ATTACH_ETC;
extern int MK_MSG_QUOTE_MESSAGE;
extern int MK_MSG_FROM;
extern int MK_MSG_REPLY_TO;
extern int MK_MSG_MAIL_TO;
extern int MK_MSG_MAIL_CC;
extern int MK_MSG_MAIL_BCC;
extern int MK_MSG_FILE_CC;
extern int MK_MSG_POST_TO;
extern int MK_MSG_FOLLOWUPS_TO;
extern int MK_MSG_SUBJECT;
extern int MK_MSG_ATTACHMENT;
extern int MK_MSG_ATTACH_AS_TEXT;
extern int MK_MSG_SAVE_DRAFT;
extern int MK_ADDR_BOOK_CARD;

extern int MK_MSG_ASK_HTML_MAIL;
extern int MK_MSG_ASK_HTML_MAIL_TITLE;
extern int MK_MSG_HTML_RECIPIENTS;
extern int MK_MSG_HTML_RECIPIENTS_TITLE;
extern int MK_MSG_EVERYONE;

extern int MK_MSG_ENTER_NAME_FOR_TEMPLATE;

#include "xp_help.h"
}



HG33234

#define ALL_HEADERS (MSG_FROM_HEADER_MASK |			\
					 MSG_REPLY_TO_HEADER_MASK |		\
					 MSG_TO_HEADER_MASK |			\
					 MSG_CC_HEADER_MASK |			\
					 MSG_BCC_HEADER_MASK |			\
					 MSG_FCC_HEADER_MASK |			\
					 MSG_NEWSGROUPS_HEADER_MASK |	\
					 MSG_FOLLOWUP_TO_HEADER_MASK |	\
					 MSG_SUBJECT_HEADER_MASK |		\
					 MSG_ATTACHMENTS_HEADER_MASK)


enum RecipientType {
	Address = 1, Domain = 2, Newsgroup = 3, GroupHierarchy = 4
};

class RecipientEntry : public MSG_ZapIt {
public:
	RecipientEntry(const char* name, const char* description,
				   RecipientType type, XP_Bool htmlok);
	~RecipientEntry();

	char* GetName() {return m_name;}
	char* GetDescription() {return m_description;}
	RecipientType GetType() {return m_type;}
	XP_Bool GetHTMLOk() {return m_htmlok;}
	XP_Bool GetNewHTMLOk() {return m_newhtmlok;}
	void SetNewOK(XP_Bool value);
	XP_Bool GetTouched() {return m_touched;}

protected:
	char* m_name;
	char* m_description;
	RecipientType m_type;
	XP_Bool m_htmlok;
	XP_Bool m_newhtmlok;
	XP_Bool m_touched;
};


RecipientEntry::RecipientEntry(const char* name, const char* description,
							   RecipientType type, XP_Bool htmlok)
{
	m_name = XP_STRDUP(name);
	m_description = XP_STRDUP(description);
	if (!m_description) {
		FREEIF(m_name);			// Checking for name being NULL is the hack
								// used to see if we're out of memory.
	}
	m_type = type;
	m_htmlok = htmlok;
}

RecipientEntry::~RecipientEntry()
{
	FREEIF(m_name);
	FREEIF(m_description);
}

void
RecipientEntry::SetNewOK(XP_Bool value)
{
	XP_ASSERT(!m_touched);
	m_touched = TRUE;
	m_newhtmlok = value;
}



class MSG_HTMLRecipients : public MSG_ZapIt {
public:
	MSG_HTMLRecipients();
	~MSG_HTMLRecipients();

	int AddOne(const char* name, const char* description,
			   RecipientType type, XP_Bool htmlok);
	MSG_RecipientList* GetList(XP_Bool htmlok);

	int SetNewList(int32* notoklist, int32* oklist);

	char** GetChangedList(RecipientType type, XP_Bool htmlok);
	void FreeChangedList(char** list);
	int GetNum() {return m_num;}

protected:
	RecipientEntry** m_list;
	int32 m_num;
	int32 m_max;
	MSG_RecipientList* m_generatedList[2];
};

MSG_HTMLRecipients::MSG_HTMLRecipients() {
}

MSG_HTMLRecipients::~MSG_HTMLRecipients() {
	delete m_generatedList[0];
	delete m_generatedList[1];
	for (int32 i=0 ; i<m_num ; i++) {
		delete m_list[i];
	}
	delete [] m_list;
}

int
MSG_HTMLRecipients::AddOne(const char* name, const char* description,
						   RecipientType type, XP_Bool htmlok)
{
	int32 i;
	for (i=0 ; i<m_num ; i++) {
		if (m_list[i]->GetType() == type &&
			XP_STRCMP(m_list[i]->GetName(), name) == 0) return 0;
	}
	if (m_num >= m_max) {
		RecipientEntry** tmp = new RecipientEntry* [m_max + 10];
		if (!tmp) return MK_OUT_OF_MEMORY;
		m_max += 10;
		for (i=0 ; i<m_num ; i++) {
			tmp[i] = m_list[i];
		}
		delete [] m_list;
		m_list = tmp;
	}
	m_list[m_num] = new RecipientEntry(name, description, type, htmlok);
	if (!m_list[m_num]) return MK_OUT_OF_MEMORY;
	if (!m_list[m_num]->GetName()) {
		delete m_list[m_num];
		return MK_OUT_OF_MEMORY;
	}
	m_num++;
	return 0;
}


MSG_RecipientList*
MSG_HTMLRecipients::GetList(XP_Bool htmlok)
{
	int32 i, j;
	if (m_generatedList[0] == NULL) {
		// Sort the entries in the list.  Within a given type, we want to
		// keep things in the order they were generated, but they need to
		// be grouped by type.  So, it's bubble-sort time.  Whee...
		for (i=1 ; i<m_num ; i++) {
			for (j = i;
				 j > 0 && m_list[j]->GetType() < m_list[j-1]->GetType();
				 j--) {
				RecipientEntry* tmp = m_list[j];
				m_list[j] = m_list[j-1];
				m_list[j-1] = tmp;
			}
		}
		
		m_generatedList[0] = new MSG_RecipientList [m_num + 1];
		if (!m_generatedList[0]) return NULL;
		m_generatedList[1] = new MSG_RecipientList [m_num + 1];
		if (!m_generatedList[1]) {
			delete [] m_generatedList[0];
			return NULL;
		}
		int32 cur[2];
		cur[0] = cur[1] = 0;
		for (i=0 ; i<m_num ; i++) {
			int w = int(m_list[i]->GetHTMLOk());
			m_generatedList[w][cur[w]].name = m_list[i]->GetDescription();
			m_generatedList[w][cur[w]].value = i;
			(cur[w])++;
		}
		for (i=0 ; i<2 ; i++) {
			m_generatedList[i][cur[i]].name = NULL;
			m_generatedList[i][cur[i]].value = -1;
		}
	}
	return m_generatedList[int(htmlok)];
}


int
MSG_HTMLRecipients::SetNewList(int32* notoklist, int32* oklist)
{
	int32 i;
#ifdef DEBUG
	for (i=0 ; i<m_num ; i++) {
		XP_ASSERT(!m_list[i]->GetTouched());
	}
#endif
	for (int w=0 ; w<2 ; w++) {
		XP_Bool ok = (w == 1);
		int32* list = ok ? oklist : notoklist;
		XP_ASSERT(list);
		if (!list) continue;
		for ( ; *list >= 0 ; list++) {
			XP_ASSERT(*list < m_num);
			if (*list >= m_num) break;
			m_list[*list]->SetNewOK(ok);
		}
	}
	int status = 0;
	for (i=0 ; i<m_num ; i++) {
		XP_ASSERT(m_list[i]->GetTouched());
		if (!m_list[i]->GetTouched()) {
			status = -1;
		}
	}
	return status;
}


char**
MSG_HTMLRecipients::GetChangedList(RecipientType type, XP_Bool htmlok)
{
	char** result = new char * [m_num + 1];
	if (!result) return NULL;
	char** tmp = result;
	for (int32 i=0 ; i<m_num ; i++) {
		if (m_list[i]->GetType() == type &&
			  m_list[i]->GetNewHTMLOk() == htmlok &&
			  m_list[i]->GetHTMLOk() != htmlok) {
			*tmp = m_list[i]->GetName();
			tmp++;
		}
	}
	*tmp = NULL;
	return result;
}


void
MSG_HTMLRecipients::FreeChangedList(char** list)
{
	delete [] list;
}


static void msg_free_attachment_list(struct MSG_AttachmentData *list);

static void
msg_delete_attached_files(struct MSG_AttachedFile *attachments)
{
	struct MSG_AttachedFile *tmp;
	if (!attachments) return;
	for (tmp = attachments; tmp->orig_url; tmp++) {
		FREEIF(tmp->orig_url);
		FREEIF(tmp->type);
		FREEIF(tmp->real_name);
		FREEIF(tmp->encoding);
		FREEIF(tmp->description);
		FREEIF(tmp->x_mac_type);
		FREEIF(tmp->x_mac_creator);
		if (tmp->file_name) {
			XP_FileRemove(tmp->file_name, xpFileToPost);
			XP_FREE(tmp->file_name);
		}
	}
	XP_FREEIF(attachments);
}


MSG_CompositionPane::MSG_CompositionPane(MWContext* context,
										 MWContext* old_context,
										 MSG_Prefs* prefs,
										 MSG_CompositionFields* fields,
										 MSG_Master* master)
: MSG_Pane(context, master) 
{
	m_prefs = prefs;
	m_htmlaction = MSG_HTMLAskUser;
	Initialize(old_context, fields);
}


MSG_CompositionPane::MSG_CompositionPane(MWContext* context,
										 MSG_Prefs* prefs,
										 MSG_Master* master)
: MSG_Pane(context, master)
{
	m_prefs = prefs;
}

int
MSG_CompositionPane::Initialize(MWContext* old_context,
								MSG_CompositionFields* fields)
{
	m_print = new PrintSetup;

	InitializeHeaders(old_context, fields);
	m_visible_headers = GetInterestingHeaders();
	m_deliver_mode = MSG_DeliverNow;
	m_haveAttachedVcard = FALSE;

	m_fields->SetForcePlainText(FALSE);	// Coming into us, this field meant
										// "bring up the editor in plaintext
										// mode".  Well, that's already been
										// done at this point.  Now, we want
										// it to mean "convert this message
										// to plaintext on send".  Which we
										// do only if DetermineHTMLAction()
										// tells us to.

	return 0;
}



MSG_CompositionPane::~MSG_CompositionPane() {
	// Don't interrupt if there's nothing to interrupt because we might lose
	// mocha messages.
	if (NET_AreThereActiveConnectionsForWindow(m_context))
		msg_InterruptContext (m_context, FALSE);
	if (m_textContext != NULL) {
		msg_InterruptContext(m_textContext, TRUE);
	}

	msg_delete_attached_files (m_attachedFiles);

	FREEIF(m_defaultUrl);
	FREEIF(m_attachmentString);

	msg_free_attachment_list(m_attachData);

	delete m_print;
	m_print = NULL;

#if XP_UNIX
	if (m_context) FE_DestroyMailCompositionContext(m_context);
#endif //XP_UNIX
	m_context = NULL;

	delete m_fields;
	m_fields = NULL;
	delete m_initfields;
	m_initfields = NULL;
	delete m_htmlrecip;
	m_htmlrecip = NULL;

	FREEIF(m_quotedText);
	FREEIF(m_messageId);
}


MSG_PaneType
MSG_CompositionPane::GetPaneType() {
	return MSG_COMPOSITIONPANE;
}


void MSG_CompositionPane::NotifyPrefsChange(NotifyCode) {
	// ###tw  Write me!
}



char*
MSG_CompositionPane::FigureBcc(XP_Bool newsBcc)
{
	char* result = NULL;
	FREEIF(result);
	const char* tmp =
		GetPrefs()->GetDefaultHeaderContents(
			newsBcc ? MSG_NEWS_BCC_HEADER_MASK : MSG_BCC_HEADER_MASK);
	if (!GetPrefs()->GetDefaultBccSelf(newsBcc)) {
		result = XP_STRDUP(tmp ? tmp : "");
	} else if (!tmp || !*tmp) {
		result = XP_STRDUP(FE_UsersMailAddress());
	} else {
		result = PR_smprintf("%s, %s", FE_UsersMailAddress(), tmp);
	}
	return result;
}


MsgERR
MSG_CompositionPane::GetCommandStatus(MSG_CommandType command,
										 const MSG_ViewIndex* indices,
										 int32 numindices,
						   XP_Bool *selectable_pP,
						   MSG_COMMAND_CHECK_STATE *selected_pP,
						   const char **display_stringP,
						   XP_Bool *plural_pP)
{
	const char *display_string = 0;
	XP_Bool plural_p = FALSE;
	// N.B. default is TRUE, so you don't need to set it in each case
	XP_Bool selectable_p = TRUE;	
	XP_Bool selected_p = FALSE;
	XP_Bool selected_used_p = FALSE;

	switch (command)
	{
	case MSG_AttachAsText:
		// the WinFE uses this for lots of update, so pretend we handle it.
		display_string = XP_GetString(MK_MSG_ATTACH_AS_TEXT);
		break;
	case MSG_SendMessage:
		display_string = XP_GetString(MK_MSG_SEND);
        if (m_attachmentInProgress)
            selectable_p = FALSE;
		break;
	case MSG_SendMessageLater:
		display_string = XP_GetString(MK_MSG_SEND_LATER);
        if (m_attachmentInProgress)
            selectable_p = FALSE;
		break;
	case MSG_SaveDraft:
	case MSG_SaveDraftThenClose:
	case MSG_SaveTemplate:
	    display_string = XP_GetString(MK_MSG_SAVE_DRAFT);
        if (m_attachmentInProgress)
            selectable_p = FALSE;
		break;
	case MSG_Attach:
		display_string = XP_GetString(MK_MSG_ATTACH_ETC);
		break;

	case MSG_ShowFrom:
		display_string = XP_GetString(MK_MSG_FROM);
		selected_p = ShowingCompositionHeader(MSG_FROM_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowReplyTo:
		display_string = XP_GetString(MK_MSG_REPLY_TO);
		selected_p = ShowingCompositionHeader(MSG_REPLY_TO_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowTo:
		display_string = XP_GetString(MK_MSG_MAIL_TO);
		selected_p = ShowingCompositionHeader(MSG_TO_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowCC:
		display_string = XP_GetString(MK_MSG_MAIL_CC);
		selected_p = ShowingCompositionHeader(MSG_CC_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowBCC:
		display_string = XP_GetString(MK_MSG_MAIL_BCC);
		selected_p = ShowingCompositionHeader(MSG_BCC_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowFCC:
		display_string = XP_GetString(MK_MSG_FILE_CC);
		selected_p = ShowingCompositionHeader(MSG_FCC_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowPostTo:
		display_string = XP_GetString(MK_MSG_POST_TO);
		selected_p = ShowingCompositionHeader(MSG_NEWSGROUPS_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowFollowupTo:
		display_string = XP_GetString(MK_MSG_FOLLOWUPS_TO);
		selected_p = ShowingCompositionHeader(MSG_FOLLOWUP_TO_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowSubject:
		display_string = XP_GetString(MK_MSG_SUBJECT);
		selected_p = ShowingCompositionHeader(MSG_SUBJECT_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	case MSG_ShowAttachments:
		display_string = XP_GetString(MK_MSG_ATTACHMENT);
		selected_p = ShowingCompositionHeader(MSG_ATTACHMENTS_HEADER_MASK);
		selected_used_p = TRUE;
		break;
	default:
		selectable_p = FALSE;
		return MSG_Pane::GetCommandStatus(command, indices, numindices,
			selectable_pP, selected_pP, display_stringP, plural_pP);
	}
	if (selectable_pP)
		*selectable_pP = selectable_p;
	if (selected_pP)
	{
		if (selected_used_p)
		{
			if (selected_p)
				*selected_pP = MSG_Checked;
			else
				*selected_pP = MSG_Unchecked;
		}
		else
		{
			*selected_pP = MSG_NotUsed;
		}
	}
	if (display_stringP)
		*display_stringP = display_string;
	if (plural_pP)
		*plural_pP = plural_p;

	return 0;
}

					 
MsgERR
MSG_CompositionPane::DoCommand(MSG_CommandType command, MSG_ViewIndex* indices,
							   int32 numindices)
{
	MsgERR status = 0;
	InterruptContext(FALSE);
	switch (command) {
	case MSG_SendMessage:
		status = SendMessageNow();	/* ###tw Error-return-type mismatch! */
		break;
	case MSG_SendMessageLater:
		status = QueueMessageForLater();/* ###tw Error-return-type mismatch! */
		break;
    case MSG_SaveDraft:
	case MSG_SaveDraftThenClose:
		if (command == MSG_SaveDraftThenClose)
			m_closeAfterSave = TRUE;
		status = SaveMessageAsDraft(); /* ### Error-return-type mismatch! */
		break;
	case MSG_SaveTemplate:
		status = SaveMessageAsTemplate();
		break;
	case MSG_ShowPostTo:		// how to do this?
		ToggleCompositionHeader(MSG_NEWSGROUPS_HEADER_MASK);
		break;
	HG82762
	case MSG_ShowFrom:
		ToggleCompositionHeader(MSG_FROM_HEADER_MASK);
		break;
	case MSG_ShowReplyTo:
		ToggleCompositionHeader(MSG_REPLY_TO_HEADER_MASK);
		break;
	case MSG_ShowTo:
		ToggleCompositionHeader(MSG_TO_HEADER_MASK);
		break;
	case MSG_ShowCC:
		ToggleCompositionHeader(MSG_CC_HEADER_MASK);
		break;
	case MSG_ShowBCC:
		ToggleCompositionHeader(MSG_BCC_HEADER_MASK);
		break;
	case MSG_ShowFCC:
		ToggleCompositionHeader(MSG_FCC_HEADER_MASK);
		break;
	case MSG_ShowFollowupTo:
		ToggleCompositionHeader(MSG_FOLLOWUP_TO_HEADER_MASK);
		break;
	case MSG_ShowSubject:
		ToggleCompositionHeader(MSG_SUBJECT_HEADER_MASK);
		break;
	case MSG_ShowAttachments:
		ToggleCompositionHeader(MSG_ATTACHMENTS_HEADER_MASK);
		break;
	default:
		status = MSG_Pane::DoCommand(command, indices, numindices);
		break;
	}
	return status;
}

extern "C" void FE_MsgShowHeaders(MSG_Pane *pPane, MSG_HEADER_SET mhsHeaders);

void MSG_CompositionPane::ToggleCompositionHeader(uint32 header)
{
#if XP_UNIX
    if (m_visible_headers & header) {
	m_visible_headers &= ~header;
  } else {
	m_visible_headers |= header;
  }
  FE_MsgShowHeaders(this, m_visible_headers);
#endif //XP_UNIX
}

XP_Bool 
MSG_CompositionPane::ShowingAllCompositionHeaders()
{
  return m_visible_headers == ALL_HEADERS;
}

XP_Bool 
MSG_CompositionPane::ShowingCompositionHeader(uint32 mask)
{
  return (m_visible_headers & mask) == mask;
}


int
MSG_CompositionPane::SetCallbacks(MSG_CompositionPaneCallbacks* callbacks,
								  void* closure)
{
	m_callbacks = *callbacks;
	m_callbackclosure = closure;
	return 0;
}


void
MSG_CompositionPane::InitializeHeaders(MWContext* old_context,
									   MSG_CompositionFields* fields)
{
#ifdef XP_UNIX
    XP_ASSERT(m_fields == NULL);
	XP_ASSERT(m_initfields == NULL);

	const char *real_addr = FE_UsersMailAddress ();
	char *real_return_address;
	const char* sig;
	XP_Bool forward_quoted;
	forward_quoted = FALSE;

	m_fields = new MSG_CompositionFields(fields);
								// ###tw  Should check for failure!

	/* hack for forward quoted.  Checks the attachment field for a cookie
	   string indicating that this is a forward quoted operation.  If a cookie
	   is found, the attachment string is slid back down over the cookie.  This
	   will put the original string back in tact. */

	const char* attachment = m_fields->GetAttachments();

	if (attachment) {
		if (!XP_STRNCMP(attachment, MSG_FORWARD_COOKIE,
						strlen(MSG_FORWARD_COOKIE))) {
			attachment += XP_STRLEN(MSG_FORWARD_COOKIE);
			forward_quoted = TRUE;      /* set forward with quote flag */
			m_fields->SetAttachments(attachment);
			attachment = m_fields->GetAttachments();
		}
	}

	m_status = -1;

	if (MISC_ValidateReturnAddress(old_context, real_addr) < 0) {
		return;
	}

	real_return_address = MIME_MakeFromField();

	XP_ASSERT (m_context->type == MWContextMessageComposition);
	XP_ASSERT (XP_FindContextOfType(0, MWContextMessageComposition));
	XP_ASSERT (!m_context->msg_cframe);

	int32 count = m_fields->GetNumForwardURL();
	if (count > 0) {
		// if forwarding one or more messages
		XP_ASSERT(*attachment == '\0');
		MSG_AttachmentData *alist = (struct MSG_AttachmentData *)
			XP_ALLOC((count + 1) * sizeof(MSG_AttachmentData));
		if (alist) {
			XP_MEMSET(alist, 0, (count + 1) * sizeof(*alist));
			for (count--; count >= 0; count--) {
				alist[count].url = (char*) m_fields->GetForwardURL(count);
				alist[count].real_name = (char*) m_fields->GetForwardURL(count);
			}
			SetAttachmentList(alist);
			XP_FREE(alist);
		}
	} else if (*attachment) {
		// forwarding a single url
		// typically a web page
		MSG_AttachmentData *alist;
		count = 1;
		alist = (struct MSG_AttachmentData *)
			XP_ALLOC((count + 1) * sizeof(MSG_AttachmentData));
		if (alist) {
			XP_MEMSET(alist, 0, (count + 1) * sizeof(*alist));
			alist[0].url = (char *)attachment;
			alist[0].real_name = XP_STRDUP ((char *)attachment);
			SetAttachmentList(alist);
		}
	}	// else if (*attachment)

	if (*attachment) {
		if (*attachment != '(') {
			m_defaultUrl = XP_STRDUP(attachment);
		}
	}
	else if (old_context) {
		History_entry *h = SHIST_GetCurrent(&old_context->hist);
		if (h && h->address) {
			m_defaultUrl = XP_STRDUP(h->address);
		}
	}

	if (!*m_fields->GetFrom()) {
		m_fields->SetFrom(real_return_address);
	}

	/* Guess what kind of reply this is based on the headers we passed in.
	 */

	const char* newsgroups = m_fields->GetNewsgroups();
	const char* to = m_fields->GetTo();
	const char* cc = m_fields->GetCc();
	const char* references = m_fields->GetReferences();

	if (count > 0 || *attachment) {
		/* if an attachment exists and the forward_quoted flag is set, this
		   is a forward quoted operation. */
		if (forward_quoted) {
			m_replyType = MSG_ForwardMessageQuoted;
			/* clear out the attachment list for forward quoted messages. */
			SetAttachmentList(NULL);
			m_pendingAttachmentsCount = 0;
		} else {
			m_replyType = MSG_ForwardMessageAttachment;
		}
	} else if (*references && *newsgroups && (*to || *cc)) {
		m_replyType = MSG_PostAndMailReply;
	} else if (*references && *newsgroups) {
		m_replyType = MSG_PostReply;
	} else if (*references && *cc) {
		m_replyType = MSG_ReplyToAll;
	} else if (*references && *to) {
		m_replyType = MSG_ReplyToSender;
	} else if (*newsgroups) {
		m_replyType = MSG_PostNew;
	} else {
		m_replyType = MSG_MailNew;
	}


	if (!*m_fields->GetOrganization()) {
		m_fields->SetOrganization(FE_UsersOrganization());
	}

	if (!*m_fields->GetReplyTo()) {
		m_fields->
			SetReplyTo(GetPrefs()->
					   GetDefaultHeaderContents(MSG_REPLY_TO_HEADER_MASK));
	}
	if (!*m_fields->GetFcc()) 
	{
		XP_Bool useDefaultFcc = TRUE;
		/*int prefError =*/ PREF_GetBoolPref(*newsgroups ? "news.use_fcc" : "mail.use_fcc",
											&useDefaultFcc);
		if (useDefaultFcc)
		{
			m_fields->SetFcc(GetPrefs()->
				GetDefaultHeaderContents(*newsgroups ? 
					 MSG_NEWS_FCC_HEADER_MASK : MSG_FCC_HEADER_MASK));
		}
	}
	if (!*m_fields->GetBcc()) {
		char* bcc = FigureBcc(*newsgroups);
		m_fields->SetBcc(bcc);
		FREEIF(bcc);
	}

	{
	  const char *body = m_fields->GetDefaultBody();
	  if (body && *body)
		{
		  m_fields->AppendBody(body);
		  m_fields->AppendBody(LINEBREAK);
		  /* m_bodyEdited = TRUE; */
		}
	}

	HG93653
	sig = FE_UsersSignature ();
	if (sig && *sig) {
	    m_fields->AppendBody(LINEBREAK);
		/* If the sig doesn't begin with "--" followed by whitespace or a
		   newline, insert "-- \n" (the pseudo-standard sig delimiter.) */
		if (sig[0] != '-' || sig[1] != '-' ||
			(sig[2] != ' ' && sig[2] != CR && sig[2] != LF)) {
			m_fields->AppendBody("-- " LINEBREAK);
		}
		m_fields->AppendBody(sig);
	}

	FREEIF (real_return_address);


	FE_SetDocTitle(m_context, (char*) GetWindowTitle());


	m_initfields = new MSG_CompositionFields(m_fields);
								// ###tw  Should check for failure!
#endif //XP_UNIX
}


XP_Bool MSG_CompositionPane::ShouldAutoQuote() {
      if (m_haveQuoted) return FALSE;
	if (m_replyType == MSG_ForwardMessageQuoted ||
		    GetPrefs()->GetAutoQuoteReply()) {
		switch (m_replyType) {
		case MSG_ForwardMessageQuoted:
		case MSG_PostAndMailReply:
		case MSG_PostReply:
		case MSG_ReplyToAll:
		case MSG_ReplyToSender:
			return TRUE;

        default:
            break;
		}
	}
	return FALSE;
}




const char* MSG_CompositionPane::GetDefaultURL() {
  return m_defaultUrl;
}



MSG_CompositionFields*
MSG_CompositionPane::GetInitialFields()
{
	return m_initfields;
}




#define ALL_HEADERS (MSG_FROM_HEADER_MASK |			\
					 MSG_REPLY_TO_HEADER_MASK |		\
					 MSG_TO_HEADER_MASK |			\
					 MSG_CC_HEADER_MASK |			\
					 MSG_BCC_HEADER_MASK |			\
					 MSG_FCC_HEADER_MASK |			\
					 MSG_NEWSGROUPS_HEADER_MASK |	\
					 MSG_FOLLOWUP_TO_HEADER_MASK |	\
					 MSG_SUBJECT_HEADER_MASK |		\
					 MSG_ATTACHMENTS_HEADER_MASK)


MSG_HEADER_SET MSG_CompositionPane::GetInterestingHeaders()
{
	MSG_HEADER_SET desired_mask = 0;
	/* The FE has requested the list of "interesting" header fields.
	   The logic here is a bit complicated, in the interest of DWIMity.
	   */

	/* Cc, Subject, and Attachments are always interesting.
	 */
	desired_mask |= (MSG_CC_HEADER_MASK |
					 MSG_SUBJECT_HEADER_MASK /* |
					 MSG_ATTACHMENTS_HEADER_MASK */);

	/* To is interesting if:
	   - it is non-empty, or
	   - this composition window was brought up with a "mail sending"
	   command (Mail New, Reply-*, Forward, or Post and Mail).
	   */
	if (*m_fields->GetTo() ||
		m_replyType == MSG_MailNew ||
		m_replyType == MSG_ReplyToSender ||
		m_replyType == MSG_ReplyToAll ||
		m_replyType == MSG_PostAndMailReply ||
		m_replyType == MSG_ForwardMessageAttachment ||
		m_replyType == MSG_ForwardMessageQuoted)
		desired_mask |= MSG_TO_HEADER_MASK;

	/* CC is interesting if:
	   - it is non-empty, or
	   - this composition window was brought up as a reply to another
	   mail message.  (Should mail-and-post do this too?)
	   */
	if ((*m_fields->GetCc()) ||
		m_replyType == MSG_ReplyToSender ||
		m_replyType == MSG_ReplyToAll)
		desired_mask |= MSG_CC_HEADER_MASK;

	/* Reply-To and BCC are interesting if:
	   - they are non-empty, AND
	   - they are different from the default value
	   (meaning the user has edited them this session.)
	   */
	const char* reply_to = m_fields->GetReplyTo();
	const char* default_reply_to =
		GetPrefs()->GetDefaultHeaderContents(MSG_REPLY_TO_HEADER_MASK);
	if (reply_to && *reply_to &&
		((default_reply_to && *default_reply_to)
		 ? !!XP_STRCMP (reply_to, default_reply_to) : TRUE))
		desired_mask |= MSG_REPLY_TO_HEADER_MASK;

	/* (see above.) */
	const char* bcc = m_fields->GetBcc();
	const char* default_bcc =
		GetPrefs()->GetDefaultHeaderContents(MSG_BCC_HEADER_MASK);
	if (bcc && *bcc &&
		((default_bcc && *default_bcc)
		 ? !!XP_STRCMP (bcc, default_bcc) : TRUE))
		desired_mask |= MSG_BCC_HEADER_MASK;

	/* FCC is never interesting.
	 */

	/* Newsgroups is interesting if:
	   - it is non-empty, or
	   - this composition window was brought up with a "news posting"
	   command (Post New, Post Reply, or Post and Mail).
	   */

	const char* newsgroups = m_fields->GetNewsgroups();
	if ((newsgroups && *newsgroups) ||
		m_replyType == MSG_PostNew ||
		m_replyType == MSG_PostReply ||
		m_replyType == MSG_PostAndMailReply)
		desired_mask |= MSG_NEWSGROUPS_HEADER_MASK;

	/* Followup-To is interesting if:
	   - it is non-empty, AND
	   - it differs from the Newsgroups field.
	   */
	const char* followup_to = m_fields->GetFollowupTo();
	if (followup_to && *followup_to &&
		(newsgroups ? XP_STRCMP (followup_to, newsgroups) : TRUE))
		desired_mask |= MSG_FOLLOWUP_TO_HEADER_MASK;

	return desired_mask;
}


void
MSG_CompositionPane::GetUrlDone_S(PrintSetup* pptr)
{
  ((MSG_CompositionPane*) (pptr->carg))->GetUrlDone(pptr);
}


#define QUOTE_BUFFER_SIZE		10240

void
MSG_CompositionPane::GetUrlDone(PrintSetup* /*pptr*/)
{
#ifdef XP_UNIX
    XP_File file;
	FREEIF(m_quoteUrl);
	m_textContext = NULL;  /* since this is called as a result of
							  TXFE_AllConnectionsComplete, we know this context
							  is going away by natural means */
	int bufSize = QUOTE_BUFFER_SIZE;

	XP_FileClose(m_print->out);

	XP_StatStruct stat;
	char* curquote = NULL;
	int32 replyOnTop = 0, replyWithExtraLines = 0;

	PREF_GetIntPref("mailnews.reply_on_top", &replyOnTop);
	PREF_GetIntPref("mailnews.reply_with_extra_lines", &replyWithExtraLines);

	int32 extra = (m_markup ? 0 : 
	               (replyWithExtraLines ? LINEBREAK_LEN * replyWithExtraLines
					: 0));

	if (XP_Stat(m_print->filename, &stat, xpTemporary) == 0) {
		m_quotedText = (char*) XP_ALLOC(stat.st_size + 1 + extra);
		
		/* Insert two line break at the begining of the quoted text */
		if (!m_quotedText) return;

		curquote = m_quotedText;

		if (!m_markup && extra && replyOnTop == 1) {
		  for (; replyWithExtraLines > 0; replyWithExtraLines--) {
			XP_STRCPY(curquote, LINEBREAK);
			curquote += LINEBREAK_LEN;
			if (m_quotefunc)
				(*m_quotefunc)(m_quoteclosure, LINEBREAK);
		  }
		}
	}

	/* Open hateful temporary file as input  */
	file = XP_FileOpen (m_print->filename, xpTemporary, XP_FILE_READ);
	if (file) {
		char* buf = NULL;
		while (!buf && (bufSize >= 512))
		{
			buf = (char*)XP_ALLOC(bufSize + 1);
			if (!buf)
				bufSize /= 2;
		}
		if (buf) {
			int32 bufferLen;
			CCCDataObject conv;
			int doConv;
			INTL_CharSetInfo c = LO_GetDocumentCharacterSetInfo(m_context);
			int16 win_csid = INTL_GetCSIWinCSID(c);

			/*
			 * We aren't actually converting character encodings here.
			 * (Note that both the "from" and "to" are the win_csid.)
			 * This makes it call a special routine that makes sure we
			 * deal with whole multibyte characters instead of partial
			 * ones that happen to lie on the boundary of the buffer. -- erik
			 */
			conv = INTL_CreateCharCodeConverter();
			if (conv) {
				doConv = INTL_GetCharCodeConverter(win_csid, win_csid, conv);
			} else {
				doConv = 0;
			}

			while (0 < (bufferLen = XP_FileRead(buf, bufSize, file))) {
				char *newBuf;
				buf[bufferLen] = '\0';
				if (doConv) {
					newBuf = (char *)
						INTL_CallCharCodeConverter(conv,
												   (unsigned char *) buf,
												   bufferLen);
					if (!newBuf) {
						newBuf = buf;
					}
				} else {
					newBuf = buf;
				}
				if (m_quotefunc) {
					(*m_quotefunc)(m_quoteclosure, newBuf);
				}

				if (m_quotedText && curquote) {
					XP_ASSERT(curquote + bufferLen <= m_quotedText + stat.st_size + extra);
					if (curquote + bufferLen <= m_quotedText + stat.st_size + extra) {
						XP_STRCPY(curquote, newBuf);
						curquote += bufferLen;
					}
				}

				if (newBuf != buf) {
					XP_FREE(newBuf);
				}
			}

			if (!m_markup && extra && replyOnTop == 0) {
			  for (; replyWithExtraLines > 1; replyWithExtraLines--) {
				XP_STRCPY(curquote, LINEBREAK);
				curquote += LINEBREAK_LEN;
				if (m_quotefunc)
					(*m_quotefunc)(m_quoteclosure, LINEBREAK);
			  }
			}

			XP_FREE(buf);
			if (conv) {
				INTL_DestroyCharCodeConverter(conv);
			}
		}
		XP_FileClose(file);
	}
	if (curquote) *curquote = '\0';
	m_cited = TRUE;
	XP_FileRemove(m_print->filename, xpTemporary);
	FREEIF(m_print->filename);
	if (m_exitQuoting) {
		(*m_exitQuoting)(m_dummyUrl, 0, m_context);
		m_exitQuoting = NULL;
		m_dummyUrl = NULL;

		/* hack that manages to get the cursor back to normal. */
		NET_SilentInterruptWindow(m_context);
	}
	if (m_quotefunc) {
		(*m_quotefunc)(m_quoteclosure, NULL);
		m_quotefunc = NULL;
	}


	/* Re-enable the UI. */
	FE_UpdateCompToolbar (this);
#endif //XP_UNIX
}

  

class QuotePlainIntoHTML : public MSG_ZapIt {
public:
	QuotePlainIntoHTML(MWContext* context);
	~QuotePlainIntoHTML();

	int DoQuote(const char* data);
	static int32 QuoteLine_s(char* line, uint32 line_length, void* closure);
	int32 QuoteLine(char* line, uint32 line_length);
protected:
	MWContext* m_context;
	char* m_buffer;
	uint32 m_size;
	uint32 m_fp;
	XP_Bool m_insertedpre;
	char* m_outbuf;
	int32 m_outbufsize;
	int m_maxLineWidth;
	int32 m_replyOnTop;
	int32 m_replyWithExtraLines;
};


static int
MyQuoteFunc(void* closure, const char* data)
{
	return ((QuotePlainIntoHTML*) closure)->DoQuote(data);
}





QuotePlainIntoHTML::QuotePlainIntoHTML(MWContext* context)
{
	m_context = context;
	if (EDT_PasteQuoteBegin(m_context, TRUE) != EDT_COP_OK) {
		m_context = NULL;
	}
	PREF_GetIntPref("mailnews.reply_on_top", &m_replyOnTop);
	PREF_GetIntPref("mailnews.reply_with_extra_lines", &m_replyWithExtraLines);
}

QuotePlainIntoHTML::~QuotePlainIntoHTML()
{
	FREEIF(m_buffer);
	delete [] m_outbuf;
}




int
QuotePlainIntoHTML::DoQuote(const char* data)
{
	if (data) {
		if (!m_context) return 0;
		return msg_LineBuffer(data, XP_STRLEN(data), &m_buffer, &m_size, &m_fp, FALSE, 
#ifdef XP_OS2
					(int32 (_Optlink*) (char*,uint32,void*))
#endif
					QuoteLine_s, this);

	} else {
		if (m_context) {
			if (m_fp > 0) {
				QuoteLine(m_buffer, m_fp);
			}
			if (m_insertedpre) {
				EDT_PasteQuote(m_context, "</PRE></BLOCKQUOTE>");
			}
			if ( 0 == m_replyOnTop && m_replyWithExtraLines)
			  for (;m_replyWithExtraLines > 0; m_replyWithExtraLines--)
					EDT_PasteQuote(m_context, "<BR>");
			EDT_PasteQuoteEnd(m_context);

			MSG_CompositionPane *cpane = (MSG_CompositionPane *)
				MSG_FindPane(m_context, MSG_COMPOSITIONPANE);
			if (cpane)
				cpane->SetLineWidth(m_maxLineWidth);
		}
		delete this;
		return 0;
	}
}


int32
QuotePlainIntoHTML::QuoteLine_s(char* line, uint32 length, void* closure)
{
	return ((QuotePlainIntoHTML*)closure)->QuoteLine(line, length);
}

int32
QuotePlainIntoHTML::QuoteLine(char* line, uint32 length)
{
	if (length > m_maxLineWidth)
		m_maxLineWidth = length;

	if (length >= 2 && line[0] == '>' && line[1] == ' ') {
		line += 2;
		length -= 2;
		if (!m_insertedpre) {
			EDT_PasteQuote(m_context, "<BLOCKQUOTE TYPE=CITE><PRE NSCISAW>");
			m_insertedpre = TRUE;
		}
	}
	else if (!m_insertedpre) {
		if (1 == m_replyOnTop && m_replyWithExtraLines)
		  for (; m_replyWithExtraLines > 0; m_replyWithExtraLines--)
				EDT_PasteQuote(m_context, "<BR>");
	}
		
	int l = length * 2 + 50;
	if (l > m_outbufsize) {
		if (l < 512) l = 512;
		m_outbufsize = l;
		delete [] m_outbuf;
		m_outbuf = new char [m_outbufsize];
	}
	if (m_outbuf) {
		*m_outbuf = '\0';
		NET_ScanForURLs(NULL, line, length, m_outbuf, m_outbufsize, TRUE);
		EDT_PasteQuote(m_context, m_outbuf);
	}
	return 0;
}


void
MSG_CompositionPane::QuoteHTMLDone_S(URL_Struct* url, int /*status*/, MWContext* /*context*/)
{
      MSG_CompositionPane *pane = (MSG_CompositionPane *) url->fe_data;
      if (pane) {
          FREEIF(pane->m_quoteUrl);
		  pane->m_quotefunc = NULL;
		  if (pane->m_quoteclosure) {
			  delete pane->m_quoteclosure;
			  pane->m_quoteclosure = NULL;
		  }
	  }
      NET_FreeURLStruct(url);
}



MsgERR MSG_CompositionPane::QuoteMessage(int (*func)(void* closure,
													 const char* data),
										 void* closure)
{
	MsgERR status = 0;
	char* ptr;
	 m_haveQuoted = TRUE;
	if (!m_defaultUrl) return 0; /* Nothing to quote. */
	if (m_quoteUrl) return 0;	/* Currently already quoting! */

	XP_ASSERT(m_quotefunc == NULL);

	if (m_markup) {
		func = MyQuoteFunc;
		closure = new QuotePlainIntoHTML(GetContext());
		if (!closure) return MK_OUT_OF_MEMORY;
	}

	const char* htmlpart = m_fields->GetHTMLPart();
	XP_Bool quotehtml = (m_markup && htmlpart != NULL && *htmlpart != '\0');

	if (m_quotedText) {
		if (func) {
#ifdef	EXTRA_QUOTE_BEGIN
			if (m_markup) {
				if (EDT_PasteQuoteBegin(GetContext(),
										TRUE) != EDT_COP_OK) {
					return eUNKNOWN;
				}
			}
#endif
			(*func)(closure, m_quotedText);
			(*func)(closure, NULL);
		}
		return 0;
	}


	m_quotefunc = func;
	m_quoteclosure = closure;
  

	m_quoteUrl = XP_STRDUP(m_defaultUrl);
	if (!m_quoteUrl) return eOUT_OF_MEMORY;

	/* remove any position information from the url
	 */
	ptr = XP_STRCHR(m_quoteUrl, '#');
	if (ptr) *ptr = '\0';

	if (quotehtml) {
		URL_Struct* url = NET_CreateURLStruct(m_quoteUrl, NET_DONT_RELOAD);
		if (!url) return MK_OUT_OF_MEMORY;

		// This is a hack, really should be url->msg_pane, but this prevents mail
		// quoting from working at all.  We just need SOME sort of way to give
		// the msg_page to the completion function.
		url->fe_data = (void *)this;

		// Set this because when quoting messages that might have been
		// downloaded through IMAP MIME Parts on Demand (with some parts left out)
		// we think it is OK to only quote the inline parts that have been
		// downloaded.
		// (That is, we don't think it's necessary to re-download the entire message
		// from the server.  We might be wrong about this, but so far haven't seen
		// any examples to the contrary.)
		url->allow_content_change = TRUE;
		MSG_UrlQueue::AddUrlToPane (url, QuoteHTMLDone_S, this, TRUE, FO_QUOTE_HTML_MESSAGE);
		return 0;
	}
		

	XL_InitializeTextSetup(m_print);
	m_print->out = NULL;
	m_print->prefix = "> ";
	if (m_markup) {
		if (htmlpart && *htmlpart) {
			// Quoting html into html
			// We are kind of doomed on this case when force sending plain text
			// if there are hard line breaks.
			m_print->width = 999;
		}
		else {
			// Quoting plain text into html; there are hard line breaks
			// We should not reformat the line when force sending plain text
			// message
			// This is done via recording the max line width when we quote each plain
			// text line and then use the max line width if it is greater than default
			// wraplinewidth. This prevent from reformatting the qutoed line in an 
			// unwanted fashion.
			m_print->width = 998;
		}

		// m_print->width = 999;	// Cheap hack.  The EDT_PasteQuote routine
								// generates HTML that is better at wrapping
								// than the TextFE is, so try and let it do the
								// wrapping instead.
	}
	else {
		if (htmlpart && *htmlpart) {
			// We are quoting html message into plain text message
			// Use wrapline width from preference
			int32 width = 72;
			PREF_GetIntPref("mailnews.wraplength", &width);
			if (width == 0) width = 72;
			else if (width < 10) width = 10;
			else if (width > 30000) width = 30000;
			m_print->width = width - 2;
		}
		else {
			// We are quoting plain text message.to plain text
			// We shouldn't reformat the original message since everyline already
			// has hard line break <CR><LF> we simply set the m_print->width to 999.
			m_print->width = 997;
		}
		// m_print->width = 70; // The default window is 72 wide; subtract 2 for "> ".
	}
	m_print->carg = this;
	m_print->url = NET_CreateURLStruct(m_defaultUrl, NET_DONT_RELOAD);
	if (!m_print->url) {
		status = eOUT_OF_MEMORY;
		goto FAIL;
	}
	HG98265
	m_print->url->position_tag = 0;
	m_print->completion = MSG_CompositionPane::GetUrlDone_S;
	m_print->filename = WH_TempName(xpTemporary, "ns");
	if (!m_print->filename) {
		status = eOUT_OF_MEMORY;
		goto FAIL;
	}
	m_print->out = XP_FileOpen(m_print->filename, xpTemporary, XP_FILE_WRITE);
	if (!m_print->out) {
		status = 9999;				/* ###tw   Need the right error code! */
		goto FAIL;
	}
	m_print->cx = m_context;
	m_exitQuoting = NULL;
	m_dummyUrl = NET_CreateURLStruct("about:", NET_DONT_RELOAD);
	m_dummyUrl->internal_url = TRUE;
	if (m_dummyUrl) {
		FE_SetWindowLoading(m_context, m_dummyUrl, &m_exitQuoting);
		XP_ASSERT(m_exitQuoting != NULL);
	}

	/* Start the URL loading... (msg_get_url_done gets called later.) */


	m_textContext = (MWContext*) XL_TranslateText(m_context, m_print->url,
												  m_print);
	// ###tw  I'm not at all sure this cast is the
	// right thing to do here...

	return 0;
FAIL:
	FREEIF(m_print->filename);
	FREEIF(m_quoteUrl);
	if (m_print->out) {
		XP_FileClose(m_print->out);
		m_print->out = NULL;
	}
	if (m_print->url) {
		NET_FreeURLStruct(m_print->url);
		m_print->url = NULL;
	}
	return status;
}


int
MSG_CompositionPane::PastePlaintextQuotation(const char* str)
{
	if (str && *str) {
		if (EDT_PasteQuoteBegin(m_context, TRUE) != EDT_COP_OK) {
			return -1;
		}
		EDT_PasteQuote(m_context, "<BLOCKQUOTE TYPE=CITE><PRE>");
		EDT_PasteQuote(m_context, (char*) str);
		EDT_PasteQuote(m_context, "</PRE></BLOCKQUOTE>");
		EDT_PasteQuoteEnd(m_context);
	}
	return 0;
}



int 
MSG_CompositionPane::SetAttachmentList(struct MSG_AttachmentData* list)
{
	int count = 0;
	MSG_AttachmentData *tmp;
	MSG_AttachmentData *tmp2;
	int status = 0;

	ClearCompositionMessageID();	/* Since the attachment list has changed,
									   the message has changed, so make sure
									   we're using a fresh message-id when we
									   try to send it. */

	msg_free_attachment_list(m_attachData);
	m_attachData = NULL;

	for (tmp = list; tmp && tmp->url; tmp++) count++;

	if (count > 0) {
		m_attachData = (MSG_AttachmentData*)
			XP_ALLOC((count + 1) * sizeof(MSG_AttachmentData));
		if (!m_attachData) {
			FE_Alert(m_context, XP_GetString(MK_OUT_OF_MEMORY));
			return MK_OUT_OF_MEMORY;
		}

		XP_MEMSET(m_attachData, 0, (count + 1) * sizeof(MSG_AttachmentData));
	}

	if (count > 0) {
		for (tmp = list, tmp2 = m_attachData; tmp->url; tmp++, tmp2++) {
			tmp2->url = XP_STRDUP(tmp->url);
			if (tmp->desired_type) {
				tmp2->desired_type = XP_STRDUP(tmp->desired_type);
			}
			if (tmp->real_type) {
				tmp2->real_type = XP_STRDUP(tmp->real_type);
			}
			if (tmp->real_encoding) {
				tmp2->real_encoding = XP_STRDUP(tmp->real_encoding);
			}
			if (tmp->real_name) {
				tmp2->real_name = XP_STRDUP(tmp->real_name);
			}
			if (tmp->description) {
				tmp2->description = XP_STRDUP(tmp->description);
			}
			if (tmp->x_mac_type) {
				tmp2->x_mac_type = XP_STRDUP(tmp->x_mac_type);
			}
			if (tmp->x_mac_creator) {
				tmp2->x_mac_creator = XP_STRDUP(tmp->x_mac_creator);
			}
		}
	}
	status = DownloadAttachments();
	return status;
}


const struct MSG_AttachmentData *
MSG_CompositionPane::GetAttachmentList()
{
  if (m_attachData && m_attachData[0].url != NULL) return m_attachData;
  return NULL;
}


static void
msg_free_attachment_list(struct MSG_AttachmentData *list)
{
	MSG_AttachmentData* tmp;
	if (!list) return;
	for (tmp = list ; tmp->url ; tmp++) {
		XP_FREE((char*) tmp->url);
		if (tmp->desired_type) XP_FREE((char*) tmp->desired_type);
		if (tmp->real_type) XP_FREE((char*) tmp->real_type);
		if (tmp->real_encoding) XP_FREE((char*) tmp->real_encoding);
		if (tmp->real_name) XP_FREE((char*) tmp->real_name);
		if (tmp->description) XP_FREE((char*) tmp->description);
		if (tmp->x_mac_type) XP_FREE((char*) tmp->x_mac_type);
		if (tmp->x_mac_creator) XP_FREE((char*) tmp->x_mac_creator);
	}
	XP_FREEIF(list);
}



/* Whether the given saved-attachment-file thing is a match for the given
   URL (in source and type-conversion.)
 */
static XP_Bool
msg_attachments_match (MSG_AttachmentData *attachment,
					   MSG_AttachedFile *file)
{
	const char *dt;
	XP_ASSERT(attachment && file);
	if (!attachment || !file) return FALSE;
	XP_ASSERT(attachment->url && file->orig_url);
	if (!attachment->url || !file->orig_url) return FALSE;

	XP_ASSERT(file->type);
	if (!file->type) return FALSE;
	XP_ASSERT(file->file_name);
	if (XP_STRCMP(attachment->url, file->orig_url)) return FALSE;

	/* If the attachment has a conversion type specified (and it's not the
	   "no conversion" type) then this is only a match if the saved document
	   ended up with that type as well.
	   */
	dt = ((attachment->desired_type && *attachment->desired_type)
		  ? attachment->desired_type
		  : 0);
	if (dt && !strcasecomp(dt, TEXT_HTML))
		dt = 0;

	/* dt only has a value if it's "not `As Is', ie, text/plain or app/ps. */
	if (dt && XP_STRCMP(dt, file->type))
		return FALSE;

	return TRUE;
}


int
MSG_CompositionPane::DownloadAttachments()
{
	int returnValue = 0;
#ifdef XP_UNIX
    int attachment_count = 0;
	int new_download_count = 0;
	int download_overlap_count = 0;
	MSG_AttachmentData *tmp;
	MSG_AttachmentData *downloads = 0;
	MSG_AttachedFile *tmp2;

	// *** Relax the rule a little bit to enable resume downloading at
	// *** send time.
	// XP_ASSERT(!m_deliveryInProgress);

	// Make sure we do not have an attachement already pending. If we do,
	// then we do not want to interrupt it. The new attachement will be picked up
	// when we go to send the message.

	if (m_attachmentInProgress)
		return MK_INTERRUPTED;       // this status value is ignored by the caller

	m_pendingAttachmentsCount = 0;	// reset m_pendingAttachmentsCount
									// in case the attachmentlist has been
									// cleared

	if (m_attachData)
		for (tmp = m_attachData; tmp->url; tmp++)
			attachment_count++;

	/* First, go through the list of desired attachments, and the list of
	   currently-saved attachments, and delete the files (and data) of the
	   ones which were attached/saved but are no longer.
	   */
	tmp2 = m_attachedFiles;
	while (tmp2 && tmp2->orig_url) {
		XP_Bool match = FALSE;
		for (tmp = m_attachData; tmp && tmp->url; tmp++) {
			if (msg_attachments_match(tmp, tmp2)) {
				match = TRUE;
				break;
			}
		}
		if (match) {
			tmp2++;
			download_overlap_count++;
		} else {
			/* Delete the file, free the strings, and pull the other entries
			   forward to cover this one. */
			int i = 0;

			if (tmp2->file_name) {
				XP_FileRemove(tmp2->file_name, xpFileToPost);
				XP_FREE(tmp2->file_name);
			}
			FREEIF(tmp2->orig_url);
			FREEIF(tmp2->type);
			FREEIF(tmp2->encoding);
			FREEIF(tmp2->description);
			FREEIF(tmp2->x_mac_type);
			FREEIF(tmp2->x_mac_creator);
			FREEIF(tmp2->real_name);
		  
                        do {
                            tmp2[i]=tmp2[i+1];
                        } while (tmp2[i++].orig_url);
		}
	}

	/* Now download any new files that are in the list.
	 */
	if (download_overlap_count != attachment_count) {
		MSG_AttachmentData *dfp;
		new_download_count = attachment_count - download_overlap_count;
		m_pendingAttachmentsCount = new_download_count;
		downloads = (MSG_AttachmentData *)
			XP_ALLOC(sizeof(MSG_AttachmentData) * (new_download_count + 1));
		if (!downloads) {
			FE_Alert(m_context, XP_GetString(MK_OUT_OF_MEMORY));
			return MK_OUT_OF_MEMORY;
		}
		XP_MEMSET(downloads, 0, sizeof(*downloads) * (new_download_count + 1));

		dfp = downloads;
		for (tmp = m_attachData; tmp && tmp->url; tmp++) {
			XP_Bool match = FALSE;
			if (m_attachedFiles)
				for (tmp2 = m_attachedFiles; tmp2->orig_url; tmp2++) {
					if (msg_attachments_match(tmp, tmp2)) {
						match = TRUE;
						break;
					}
				}
			if (!match) {
				*dfp = *tmp;
				dfp++;
			}
		}
		if (!downloads[0].url) return 0;
		// *** Relax the rule a little bit to enable resume downloading at
		// *** send time.
		// XP_ASSERT(!m_deliveryInProgress);
		XP_ASSERT(!m_attachmentInProgress);
		m_attachmentInProgress = TRUE;
		FE_UpdateCompToolbar (this);
		returnValue = msg_DownloadAttachments(this, this, downloads,
#ifdef XP_OS2
							(void (_Optlink*) (MWContext*,void*,int,const char*,MSG_AttachedFile*))
#endif
							   MSG_CompositionPane::DownloadAttachmentsDone_S);
		XP_FREE(downloads);
	}
#endif //XP_UNIX
	return returnValue;
}

void 
MSG_CompositionPane::DownloadAttachmentsDone_S(MWContext *context, 
											   void *fe_data,
											   int status,
											   const char *error_message,
											   struct MSG_AttachedFile *attachments)
{
	((MSG_CompositionPane*) fe_data)->DownloadAttachmentsDone(context, status,
															  error_message,
															  attachments);
}

void
MSG_CompositionPane::DownloadAttachmentsDone(MWContext* context, int status,
											 const char* error_message,
											 struct MSG_AttachedFile *attachments)
{
#ifdef XP_UNIX
    XP_ASSERT(context == m_context);

	int old_count = 0;
	int new_count = 0;
	struct MSG_AttachedFile *tmp;
	MSG_AttachedFile *newd;

	// *** Relax the rule a little bit to enable resume downloading at
	// *** send time.
	// XP_ASSERT(!m_deliveryInProgress);
	if (m_attachmentInProgress) {
		m_attachmentInProgress = FALSE;
		FE_UpdateCompToolbar (this);
	}

	if (status < 0) goto FAIL;

	status = MK_INTERRUPTED;
	if (!m_attachData) goto FAIL;

	HG98229
	if (m_attachedFiles) {
		for (tmp = m_attachedFiles; tmp->orig_url; tmp++) old_count++;
	}
	if (attachments) {
		for (tmp = attachments; tmp->orig_url; tmp++) new_count++;
	}

	if (old_count + new_count == 0) goto FAIL;
	newd = (MSG_AttachedFile *)
		XP_REALLOC(m_attachedFiles,
				   ((old_count + new_count + 1)
					* sizeof(MSG_AttachedFile)));

	if (!newd) {
		status = MK_OUT_OF_MEMORY;
		error_message = XP_GetString(status);
		goto FAIL;
	}
	m_attachedFiles = newd;
	XP_MEMCPY(newd + old_count,
			  attachments,
			  sizeof(MSG_AttachedFile) * (new_count + 1));

	XP_ASSERT (m_pendingAttachmentsCount >= new_count);
	m_pendingAttachmentsCount -= new_count;
	if (m_deliveryInProgress) {
		m_deliveryInProgress = FALSE;
		DoneComposeMessage(m_deliver_mode);
	}
	return;

FAIL:
	XP_ASSERT(status < 0);
	if (error_message) {
		FE_Alert(context, error_message);
	}
	else if (status != MK_INTERRUPTED) {
		char *errmsg;
		errmsg = PR_smprintf(XP_GetString(MK_COMMUNICATIONS_ERROR), status);
		if (errmsg) {
			FE_Alert(context, errmsg);
			XP_FREE(errmsg);
		}
	}

	/* Since we weren't able to store it, ditch the files and the strings
	   describing them. */
	msg_delete_attached_files(attachments);
#endif //XP_UNIX
}


/* How many implementations of this are there now?  4? */
static void
msg_mid_truncate_string (const char *input, char *output, int max_length)
{
	int L = XP_STRLEN(input);
	if (L <= max_length) {
		XP_MEMCPY(output, input, L+1);
    } else {
		int mid = (max_length - 3) / 2;
		char *tmp = 0;
		if (input == output) {
			tmp = output;
			output = (char *) XP_ALLOC(max_length + 1);
			*tmp = 0;
			if (!output) return;
		}
		XP_MEMCPY(output, input, mid);
		XP_MEMCPY(output + mid, "...", 3);
		XP_MEMCPY(output + mid + 3, input + L - mid, mid + 1);

		if (tmp) {
			XP_MEMCPY(tmp, output, max_length + 1);
			XP_FREE(output);
		}
    }
}


char *
MSG_CompositionPane::GetAttachmentString()
{
	/* #### bug 8688 */

	MSG_AttachmentData *tmp;
	int count;
	int chars_per_attachment;
	int default_field_width = 63; /* 72 - some space for the word
									 "Attachment" */

	count = 0;
	for (tmp = m_attachData; tmp && tmp->url ; tmp++) count++;
	if (count <= 0) return 0;

	chars_per_attachment = (default_field_width - (count * 2)) / count;
	if (chars_per_attachment < 15) chars_per_attachment = 15;

	FREEIF(m_attachmentString);

	m_attachmentString =
		(char *) XP_ALLOC(count * (chars_per_attachment + 3) + 20);
	if (!m_attachmentString) return 0;
	*m_attachmentString = 0;

	for (tmp = m_attachData ; tmp && tmp->url ; tmp++) {
		const char *url = tmp->real_name ? tmp->real_name : tmp->url;
		const char *ptr = XP_STRCHR(url, ':');
		char *result = 0;

		if (!ptr) {
			/* No colon?  Must be a file name. */
			ptr = url;
			goto DO_FILE;
		}

		if (!XP_STRNCMP(url, "news:", 5) ||
			!XP_STRNCMP(url, "snews:", 6) ||
			!XP_STRNCMP(url, "IMAP:", 5) ||
			!XP_STRNCMP(url, "mailbox:", 8)) {
			/* ###tw Unfortunately, I don't think this stuff quite ports
			   directly to the new world, so I'm gonna disable it for now... */

			goto DONE;
		}

		/* Ok, so it must be something vaguely file-name-like.
		   Look for a slash.
		   */
	DO_FILE:
		{
			char *ptr2 = XP_STRDUP(ptr);
			if (!ptr2) goto DONE;
			char* s = XP_STRCHR(ptr2, '?');
			if (s) *s = 0;
			s = XP_STRCHR(ptr2, '#');
			if (s) *s = 0;
			s = XP_STRRCHR(ptr2, '/');
			if(!s) {
				XP_FREE(ptr2);
				goto DONE;
			}
			s++;
			if (!*s || !strcasecomp(s,"index.html") ||
				  !strcasecomp(s,"index.htm")) {
				/* This had a useless file name; take the last directory name. */
				char *s2 = s-1;
				if (*s2 == '/') s2--;
				while (s2 > ptr2 && *s2 != '/') s2--;
				if (*s2 == ':' || *s2 == '/') s2++;
				result = (char *) XP_ALLOC (s - s2 + 1);
				XP_MEMCPY (result, s2, s - s2);
				result[s - s2] = 0;
			} else {
				/* The file name is ok; use it. */
				result = XP_STRDUP (s);
			}
			NET_UnEscape (result);
			XP_FREE(ptr2);
			goto DONE;
		}

	DONE:
		if (tmp != m_attachData) {
			XP_STRCAT(m_attachmentString, "; ");
		}

		if (!result) {
			if (!XP_STRNCMP(url, "news:", 5) ||
				!XP_STRNCMP(url, "snews:", 6) ||
				!XP_STRNCMP(url, "IMAP:", 5) ||
				!XP_STRNCMP(url, "mailbox:", 8)) {
				result = XP_STRDUP("<message>");
			} else {
				result = XP_STRDUP(url);
			}
			if (!result) break;
		}

		msg_mid_truncate_string(result,
								(m_attachmentString +
								 XP_STRLEN(m_attachmentString)),
								chars_per_attachment);
		XP_FREE(result);
	}

	return m_attachmentString;
}


char*
MSG_CompositionPane::UpdateHeaderContents(MSG_HEADER_SET which_header,
										  const char* )
{
  switch (which_header) {
	case MSG_TO_HEADER_MASK:
	case MSG_CC_HEADER_MASK:
	case MSG_BCC_HEADER_MASK:
    case MSG_REPLY_TO_HEADER_MASK:
	  break;
  }
  return NULL;
}

int
MSG_CompositionPane::SetCompHeader(MSG_HEADER_SET header,
								   const char *value)
{
	XP_ASSERT(header != MSG_ATTACHMENTS_HEADER_MASK);
	ClearCompositionMessageID();
	m_fields->SetHeader(header, value);
	return 0;
}

const char*
MSG_CompositionPane::GetCompHeader(MSG_HEADER_SET header)
{
	if (header == MSG_ATTACHMENTS_HEADER_MASK) {
		return GetAttachmentString();
	} else {
		return m_fields ? m_fields->GetHeader(header) : (char *)NULL;
	}
}

int
MSG_CompositionPane::SetCompBoolHeader(MSG_BOOL_HEADER_SET header,
									   XP_Bool bValue)
{
	return m_fields->SetBoolHeader(header, bValue);
}

XP_Bool
MSG_CompositionPane::GetCompBoolHeader(MSG_BOOL_HEADER_SET header)
{
	return m_fields ? m_fields->GetBoolHeader(header) : FALSE;
}

const char*
MSG_CompositionPane::GetCompBody()
{
	return m_fields ? m_fields->GetBody() : (char *)NULL;
}

int
MSG_CompositionPane::SetCompBody(const char* value)
{
	return m_fields->SetBody(value);
}

const char*
MSG_CompositionPane::GetWindowTitle()
{
	const char *s;

	if (*m_fields->GetSubject()) {
		s = m_fields->GetSubject();
	} else if (*m_fields->GetTo()) {
		s = m_fields->GetTo();
	} else if (*m_fields->GetNewsgroups()) {
		s = m_fields->GetNewsgroups();
	} else {
		s = XP_GetString(MK_MSG_MSG_COMPOSITION);
	}
	return s;
}



int
MSG_CompositionPane::SanityCheck(int skippast)
{
	const char* body = m_fields->GetBody();
	const char* sub = m_fields->GetSubject();
	

	if (skippast == MK_MSG_DOUBLE_INCLUDE) goto AFTER_DOUBLE_INCLUDE;
	if (skippast == MK_MSG_EMPTY_MESSAGE) goto AFTER_EMPTY_MESSAGE;
	if (skippast == MK_MSG_MISSING_SUBJECT) goto AFTER_MISSING_SUBJECT;

	// Check if they have quoted a document and not edited it, and also
	// attached the same document.
	if (m_quotedText &&
		XP_STRNCMP(body, m_quotedText, XP_STRLEN(m_quotedText)) == 0 &&
		m_attachData &&
		m_attachData[0].url &&
		m_defaultUrl &&
		!XP_STRCMP (m_attachData[0].url, m_defaultUrl)) {
		return MK_MSG_DOUBLE_INCLUDE;
	}

AFTER_DOUBLE_INCLUDE:
	// Check if this message has no attachments, and the body has not been
	// edited.
	if (XP_STRCMP(body, m_initfields->GetBody()) == 0 &&
		(!m_attachData || !m_attachData[0].url)) {
		return MK_MSG_EMPTY_MESSAGE;
	}

AFTER_EMPTY_MESSAGE:
	// Check if they neglected to type a subject.
	if (sub) {
		while (XP_IS_SPACE(*sub)) sub++;
	}
	if (!sub || !*sub) {
		return MK_MSG_MISSING_SUBJECT;
	}

AFTER_MISSING_SUBJECT:
	return 0;

}


void
MSG_CompositionPane::DeliveryDoneCB_s(MWContext *context, void *fe_data,
									  int status, const char *error_message)
{
	((MSG_CompositionPane*) fe_data)->DeliveryDoneCB(context, status,
													 error_message);
}

void
MSG_CompositionPane::DeliveryDoneCB(MWContext* context, int status,
									const char* error_message)
{
	XP_ASSERT(context == m_context);

	// *** We don't want to set m_status to status. The default value
	// of m_status (-1) prevents the composition pane from closing down
	// once we done with saving draft. The composition pane should remain up.
	if ((m_deliver_mode != MSG_SaveAsDraft && m_deliver_mode != MSG_SaveAsTemplate)
		|| (m_deliver_mode == MSG_SaveAsDraft && m_closeAfterSave))
	  m_status = status;

	XP_ASSERT(!m_attachmentInProgress);
	if (m_deliveryInProgress) {
		m_deliveryInProgress = FALSE;

#if 0
//#ifndef XP_UNIX /* Does not need this function call for UNIX. 
		   This will prevent toolbar to be enabled after msg sent on 
		   UNIX. */
		 FE_UpdateCompToolbar (this); 
#endif
	}

	if (status < 0) {
		if (error_message) {
			FE_Alert(context, error_message);
		} else if (status != MK_INTERRUPTED) {
			char *errmsg;

			HG92755
			errmsg = PR_smprintf(XP_GetString(MK_COMMUNICATIONS_ERROR),
								 status);
			if (errmsg) {
				FE_Alert(context, errmsg);
				XP_FREE(errmsg);
			}
		}
    } else {
		/* ### jht bug 45220 -- do following only when successfully deliver the message */
		/* time to delete message from draft/outbox */
	}
}

void
MSG_CompositionPane::MailCompositionAllConnectionsComplete ()
{
#ifdef XP_UNIX
    /* This may be redundant, I'm not sure... */
	if (m_deliveryInProgress) {
		m_deliveryInProgress = FALSE;
		FE_UpdateCompToolbar(this);
	}
	if (m_attachmentInProgress) {
		m_attachmentInProgress = FALSE;
		FE_UpdateCompToolbar(this);
	}

	if (m_status >= 0) {
		delete this;
	}
#endif //XP_UNIX
}


XP_Bool
MSG_CompositionPane::DeliveryInProgress ()
{
	/* Disable the UI if delivery, attachment loading, or quoting is in
	   progress. */
	return m_deliveryInProgress || m_attachmentInProgress || (m_quoteUrl != 0);
}

/* This function sets the markup flag to indicate that the message
   body is HTML.  Returns the previously set value.
*/

void
MSG_CompositionPane::SetHTMLMarkup(XP_Bool flag)
{
    m_markup = flag;
}

XP_Bool
MSG_CompositionPane::GetHTMLMarkup(void)
{
    return m_markup;
}

int
MSG_CompositionPane::DoneComposeMessage( MSG_Deliver_Mode deliver_mode )
{
	int status = 0;
#ifdef XP_UNIX
    int attachment_count = 0;
	XP_Bool digest_p = FALSE;

	if (m_pendingAttachmentsCount) {
		m_deliveryInProgress = TRUE; // so that DoneComposeMessage is called again
		status = DownloadAttachments();
		return status;
	}

	HG92762

	if (m_markup && (deliver_mode != MSG_SaveAsDraft &&
					 deliver_mode != MSG_SaveAsTemplate)) {
		MSG_HTMLComposeAction action = DetermineHTMLAction();
		if (action == MSG_HTMLAskUser)
		{
			status = -1;
#ifndef XP_UNIX	// Unix will have to make this dialog a blocking dialog for this logic to work
			if (m_callbacks.CreateAskHTMLDialog) {
				status = (*m_callbacks.CreateAskHTMLDialog)(this, m_callbackclosure);
				// if status == 0, then user wants to Send, so we continue
				// if status < 0, do the HTML dialogs
				// if status > 0, cancel
				if (status == 0) {
					 action = DetermineHTMLAction();	// reget the new action
					 XP_ASSERT(action != MSG_HTMLAskUser);
					 if (action == MSG_HTMLAskUser) {
						 // Boy, the FE is busted.  Use our own.
						 status = -1;
					 }
				}
				if (status > 0) return 0;		// we have to return 0, even in the cancel case so that an error won't get displayed
			}
#endif
			// if status still negative, do the HTML thing
			if (status < 0) {
				static XPDialogInfo dialogInfo = {
					0,				// I'll provide all my own buttons, thanks.
#ifdef XP_OS2
					(PRBool (_Optlink*) (XPDialogState*,char**,int,unsigned int))
#endif
					MSG_CompositionPane::AskDialogDone_s,
					500,
					300
				};
				XPDialogStrings* strings =
					XP_GetDialogStrings(MK_MSG_ASK_HTML_MAIL);
				if (!strings) return MK_OUT_OF_MEMORY;
				XP_MakeHTMLDialog(GetContext(), &dialogInfo,
								  MK_MSG_ASK_HTML_MAIL_TITLE, strings, this, PR_FALSE);
				return 0;
			}

		}

		switch (action) {
		case MSG_HTMLUseMultipartAlternative:
			m_fields->SetUseMultipartAlternative(TRUE);
			break;
		case MSG_HTMLConvertToPlaintext:
			m_fields->SetForcePlainText(TRUE);
			break;
		case MSG_HTMLSendAsHTML:
			break;
		default:
			XP_ASSERT(0);
			return -1;
		}
	}

	const char* body = m_fields->GetBody();
	uint32 body_length = XP_STRLEN(body);


	for (attachment_count = 0;
		 m_attachData && m_attachData[attachment_count].url;
		 attachment_count++)
		;

	if (m_attachData && m_attachData[0].url && m_attachData[1].url ) {
		MSG_AttachmentData* s;
		digest_p = TRUE;
		for (s = m_attachData ; s->url ; s++) {
			/* When there are attachments, start out assuming it is a digest,
			   and then decide that it is not if any of the attached URLs are
			   not mail or news messages. */
			if (XP_STRNCMP(s->url, "news:", 5) != 0 &&
				XP_STRNCMP(s->url, "snews:", 6) != 0 &&
				XP_STRNCMP(s->url, "IMAP:", 5) != 0 &&
				XP_STRNCMP(s->url, "mailbox:", 8) != 0) {
				digest_p = FALSE;
			}
		}
	}

	XP_ASSERT(!m_attachmentInProgress);
	XP_ASSERT(!m_deliveryInProgress);
	m_deliveryInProgress = TRUE;
	FE_UpdateCompToolbar(this);

	if (m_messageId == NULL) {
		m_messageId = msg_generate_message_id();
		m_duplicatePost = FALSE;
	} else {
		m_duplicatePost = TRUE;
	}

	m_fields->SetMessageId(m_messageId);

	MSG_MimeRelatedSaver *fs = NULL;

#ifdef MSG_SEND_MULTIPART_RELATED
	if (m_markup)
	{
		char *pRootPartName = NULL; // set to NULL so that we're given a temp filename
		fs = new MSG_MimeRelatedSaver(this, m_context, m_fields, 
									  digest_p, deliver_mode, 
									  body, body_length,
									  m_attachedFiles,
									  DeliveryDoneCB_s,
									  &pRootPartName);
		if (fs)
		{
			EDT_SaveFileTo(m_context, 
                           ((deliver_mode == MSG_SaveAsDraft  && !m_closeAfterSave) ||
						    deliver_mode == MSG_SaveAsTemplate) ?
                              ED_FINISHED_SAVE_DRAFT : ED_FINISHED_MAIL_SEND, 
                          pRootPartName, fs, TRUE, TRUE);
			// Note: EDT_SaveFileTo will delete fs, even if it returns an error.  So
			// it is incorrect to delete it here.  Also, we ignore the result, because
			// it calls FE_Alert itself.
		}
		FREEIF(pRootPartName);
	}
	else

#endif // MSG_SEND_MULTIPART_RELATED

	{
		msg_StartMessageDeliveryWithAttachments(this, this,
												m_fields,
												digest_p, FALSE, deliver_mode,
												(m_markup ? TEXT_HTML : 
												 TEXT_PLAIN),
												body, body_length,
												m_attachedFiles,
												NULL,
#ifdef XP_OS2
												(void (_Optlink*) (MWContext*,void*,int,const char*))
#endif
												DeliveryDoneCB_s);
	}
#endif //XP_UNIX
	return 0; // Always success, because Errors were reported and handled by EDT_SaveFileTo.
}

int
MSG_CompositionPane::SendMessageNow()
{
	PREF_SetBoolPref("network.online", TRUE);	// make sure we're online.
		// remember if we're queued so we know which folder
	m_deliver_mode = MSG_DeliverNow;		
	
	HG73943
	// counts we need to update.
	return DoneComposeMessage(MSG_DeliverNow);
}

int
MSG_CompositionPane::QueueMessageForLater()
{
		// remember if we're queued so we know which folder
	m_deliver_mode = MSG_QueueForLater;
	// counts we need to update.
	return DoneComposeMessage(MSG_QueueForLater);
}

int
MSG_CompositionPane::SaveMessageAsDraft()
{
  
  m_deliver_mode = MSG_SaveAsDraft;    // remember if we're saved as draft so we know which
                           // folder counts we need to update.
  return DoneComposeMessage(MSG_SaveAsDraft);
}

int
MSG_CompositionPane::SaveMessageAsTemplate()
{
  m_deliver_mode = MSG_SaveAsTemplate;

#ifdef SUPPORT_X_TEMPLATE_NAME
  char *defaultName = NULL;

  defaultName = FE_Prompt (GetContext(),
						   XP_GetString(MK_MSG_ENTER_NAME_FOR_TEMPLATE), 
						   m_fields->GetSubject());
  if (defaultName && *defaultName)
  {
	  m_fields->SetTemplateName(defaultName);
	  XP_FREEIF(defaultName);
  }
#endif /* SUPPORT_X_TEMPLATE_NAME */

  return DoneComposeMessage(MSG_SaveAsTemplate);
}

static int
StuffParams(char** params, const char* name, int32 value)
{
	char* escaped = NET_EscapeHTML(name);
	if (!escaped) return MK_OUT_OF_MEMORY;
	char* tmp = PR_smprintf("<OPTION value=%ld>%s\n", (long) value, escaped);
	XP_FREE(escaped);
	if (!tmp) return MK_OUT_OF_MEMORY;
	NET_SACat(params, tmp);
	XP_FREE(tmp);
	return 0;
}

//void *pWnd used to pass in pointer to parent window of Recipients dialog
int
MSG_CompositionPane::PutUpRecipientsDialog(void *pWnd )
{
	int status;
	status = MungeThroughRecipients(NULL, NULL);
	if (status < 0) return status;
	MSG_RecipientList* ok = m_htmlrecip->GetList(TRUE);
	MSG_RecipientList* notok = m_htmlrecip->GetList(FALSE);
	if (m_callbacks.CreateRecipientsDialog) {
		status = (*m_callbacks.CreateRecipientsDialog)(this, m_callbackclosure,
													   notok, ok, pWnd);
		if (status >= 0) return status;
	}
	static XPDialogInfo dialogInfo = {
		0,				// I'll provide all my own buttons, thanks.
#ifdef XP_OS2
		(PRBool (_Optlink*) (XPDialogState*,char**,int,unsigned int))
#endif
		MSG_CompositionPane::RecipientDialogDone_s,
		600,
#ifdef XP_UNIX
		375
#else
		300
#endif
	};
	XPDialogStrings* strings =
		XP_GetDialogStrings(MK_MSG_HTML_RECIPIENTS);
	if (!strings) return MK_OUT_OF_MEMORY;


	XP_CopyDialogString(strings, 0, "\n\
function Scour(src) {\n\
    for (i=src.options.length-1 ; i>=0 ; i--) {\n\
	if (parseInt(src.options[i].value) >= 0) {\n\
	    return;\n\
	}\n\
	src.options[i] = null;\n\
    }\n\
}\n\
Scour(document.theform.nohtml);\n\
Scour(document.theform.html);\n\
function MoveItems(src, dest) {\n\
    var i, j, k, v, selectindex;\n\
    selectindex = -1;\n\
    for (i=src.options.length-1 ; i>=0 ; i--) {\n\
	if (src.options[i].selected) {\n\
	    src.options[i].selected = false;\n\
	    v = parseInt(src.options[i].value);\n\
	    selectindex = i;\n\
	    for (j=dest.options.length-1 ; j>=0 ; j--) {\n\
		if (parseInt(dest.options[j].value) < v) {\n\
		    break;\n\
		}\n\
		dest.options[j+1] = new Option(dest.options[j].text,\n\
					       dest.options[j].value);\n\
	    }\n\
	    j++;\n\
	    dest.options[j] = new Option(src.options[i].text,\n\
					 src.options[i].value);\n\
	    for (k=i ; k<src.options.length - 1 ; k++) {\n\
		src.options[k] = new Option(src.options[k+1].text,\n\
					    src.options[k+1].value);\n\
	    }\n\
	    src.options[k] = null;\n\
	}\n\
    }\n\
    if (selectindex >= src.options.length) {\n\
	selectindex = src.options.length - 1;\n\
    }\n\
    if (selectindex >= 0) {\n\
	src.options[selectindex].selected = true;\n\
    }\n\
}\n\
\n\
function DoAdd() {\n\
    MoveItems(document.theform.nohtml, document.theform.html);\n\
}\n\
\n\
function DoRemove() {\n\
    MoveItems(document.theform.html, document.theform.nohtml);\n\
}\n\
\n\
function SelectAllIn(obj, value) {\n\
    for (i=0 ; i<obj.length ; i++) {\n\
	obj[i].selected = value;\n\
    }\n\
}\n\
\n\
function SelectAll() {\n\
    SelectAllIn(document.theform.html, true);\n\
    SelectAllIn(document.theform.nohtml, true);\n\
}\n\
function Doit(value) {\n\
    document.theform.cmd.value = value;\n\
    document.theform.submit();\n\
}\n\
");

	for (int w=1 ; w<=2 ; w++) {
		MSG_RecipientList* list;
		char* params = NULL;
		for (list = (w == 1) ? notok : ok; list->value >= 0 ; list++) {
			status = StuffParams(&params, list->name, list->value);
			if (status < 0) return status;
		}
		for (list = (w == 1) ? ok : notok; list->value >= 0 ; list++) {
			status = StuffParams(&params, list->name, -1);
			if (status < 0) return status;
		}
		XP_CopyDialogString(strings, w, params ? params : "");
		FREEIF(params);
	}

	HG72999
    Chrome chrome;
    XP_MEMSET(&chrome, 0, sizeof(chrome));
    chrome.type = MWContextDialog;
    chrome.w_hint = dialogInfo.width;
    chrome.h_hint = dialogInfo.height;
    chrome.is_modal = TRUE;
    chrome.show_scrollbar = TRUE;

	XP_MakeHTMLDialogWithChrome(GetContext(), &dialogInfo,
					  		    MK_MSG_HTML_RECIPIENTS_TITLE, strings,
 								&chrome, this, PR_FALSE);
	return 0;
}


XP_Bool
MSG_CompositionPane::IsDuplicatePost() {
  return m_duplicatePost;
}

void 
MSG_CompositionPane::ClearCompositionMessageID()
{
  FREEIF(m_messageId);
}

const char*
MSG_CompositionPane::GetCompositionMessageID()
{
  return m_messageId;
}



int 
MSG_CompositionPane::SetPreloadedAttachments ( MWContext *context,
											   struct MSG_AttachmentData *attachmentData,
											   struct MSG_AttachedFile *attachments,
											   int attachments_count )
{
  XP_ASSERT ( context == m_context );
  XP_ASSERT ( attachments && attachmentData );
  if ( !attachments || !attachmentData ) return -1;

  int status = 0;
  const char *error_message = NULL;
  
  XP_ASSERT ( m_attachData == NULL );

  m_attachData = (MSG_AttachmentData *) XP_ALLOC ( (attachments_count+1) *
												   sizeof (MSG_AttachmentData) );
  if ( !m_attachData ) {
	FE_Alert ( m_context, XP_GetString ( MK_OUT_OF_MEMORY ) );
	return MK_OUT_OF_MEMORY;
  }

  XP_MEMSET (m_attachData, 0, (attachments_count +1) * sizeof (MSG_AttachmentData));

  XP_MEMCPY ( m_attachData, attachmentData, 
			  sizeof (MSG_AttachmentData) * attachments_count );
	
  m_pendingAttachmentsCount = attachments_count;
  m_attachmentInProgress = TRUE;

  DownloadAttachmentsDone ( context, status, error_message, attachments );

  return status;
}

static MSG_HEADER_SET standard_header_set[] = {
    MSG_TO_HEADER_MASK,
    MSG_REPLY_TO_HEADER_MASK,
    MSG_CC_HEADER_MASK,
    MSG_BCC_HEADER_MASK,
    MSG_NEWSGROUPS_HEADER_MASK,
    MSG_FOLLOWUP_TO_HEADER_MASK
    };

#define TOTAL_HEADERS (sizeof(standard_header_set)/sizeof(MSG_HEADER_SET))

int 
MSG_CompositionPane::RetrieveStandardHeaders(MSG_HeaderEntry ** return_list)
{
  int i, total;
  const char * field;
  MSG_HeaderEntry * list = NULL;

  XP_ASSERT(return_list);

  *return_list = NULL;

  for (i=0, total=0; i<TOTAL_HEADERS; i++) {
    MSG_HeaderEntry * entry;
    int count;
    field = GetCompHeader(standard_header_set[i]);

    count = MSG_ExplodeHeaderField(standard_header_set[i],field,&entry);
    if (entry) {
      list = (MSG_HeaderEntry*)XP_REALLOC(list,(total+count)*sizeof(MSG_HeaderEntry));
      if (list == NULL) {
        XP_FREE(entry);
        return(-1);
      }
      memcpy(&list[total],entry,count*sizeof(MSG_HeaderEntry));   
      XP_FREE(entry);
      total += count;
    }
  }

  *return_list = list;
  return(total);
}

void 
MSG_CompositionPane::ClearComposeHeaders()
{
  int i;
  for (i = 0; i<TOTAL_HEADERS; i++)
    SetCompHeader(standard_header_set[i],NULL);
}

void 
MSG_CompositionPane::SetHeaderEntries(MSG_HeaderEntry * in_list, int count)
{
  if ((count != -1)&&(in_list!=NULL)) {
    int i;
    for (i=0; i<count; i++) {
      XP_ASSERT(in_list[i].header_value);
      SetCompHeader(in_list[i].header_type,in_list[i].header_value);
      XP_FREE(in_list[i].header_value);
    }
    XP_FREE(in_list);
  }
}



PRBool
MSG_CompositionPane::AskDialogDone_s(XPDialogState *state, char **argv,
									 int argc, unsigned int button)
{
	return ((MSG_CompositionPane*)state->arg)->AskDialogDone(state, argv,
															  argc, button);
}


PRBool
MSG_CompositionPane::AskDialogDone(XPDialogState * /*state*/, char **argv,
								   int argc, unsigned int /*button*/)
{
	switch (XP_ATOI(XP_FindValueInArgs("cmd", argv, argc))) {
	case 0:
		switch (XP_ATOI(XP_FindValueInArgs("mail", argv, argc))) {
		case 1:
			SetHTMLAction(MSG_HTMLUseMultipartAlternative);
			break;
		case 2:
			SetHTMLAction(MSG_HTMLConvertToPlaintext);
			break;
		case 3:
			SetHTMLAction(MSG_HTMLSendAsHTML);
			break;
		HG98276
		default:
			XP_ASSERT(0);
		}
		DoneComposeMessage(m_deliver_mode);
		return PR_FALSE;
	case 1:
		return PR_FALSE;
	case 2:
		PutUpRecipientsDialog();
		return PR_TRUE;
	case 3:
		XP_NetHelp(GetContext(), HELP_HTML_MAIL_QUESTION);
		return PR_TRUE;
	default:
		XP_ASSERT(0);
		break;
	}
	return PR_FALSE;
}

#ifndef XP_OS2
static 
#else
extern "OPTLINK"
#endif
int DomainCompare(const void* e1, const void* e2)
{
	return XP_STRCMP(*((char**) e1), *((char**) e2));
}

int
MSG_CompositionPane::ResultsRecipients(XP_Bool cancelled, int32* nohtml,
									   int32* htmlok)
{
	int status = 0;
	if (cancelled) return 0;
	XP_ASSERT(m_htmlrecip);
	if (!m_htmlrecip) return -1;
	status = m_htmlrecip->SetNewList(nohtml, htmlok);
	if (status < 0) return status;

	char** list = NULL;
	char** tmp;
	char* ptr;
	char* endptr = 0;
	char* domainlist = NULL;
	char** domainstrings = NULL;
	XP_Bool changed;
	int num = 0;
	int max = 0;
	int length;
	int i, j;


	PREF_CopyCharPref("mail.htmldomains", &domainlist);
	changed = FALSE;

	length = domainlist ? XP_STRLEN(domainlist) : 0;
	for (ptr = domainlist ; ptr && *ptr ; ptr = XP_STRCHR(ptr + 1, ',')) {
		max++;
	}
	max += m_htmlrecip->GetNum() + 1; // We be paranoid.
	domainstrings = new char* [max];
	if (!domainstrings) {
		status = MK_OUT_OF_MEMORY;
		goto FAIL;
	}
	for (ptr = domainlist ; ptr && *ptr ; ptr = endptr) {
		endptr = XP_STRCHR(ptr, ',');
		if (endptr) *endptr++ = '\0';
		domainstrings[num++] = ptr;
	}
	list = m_htmlrecip->GetChangedList(Domain, FALSE);
	for (tmp = list ; tmp && *tmp ; tmp++) {
		for (i=0 ; i<num ; i++) {
			while (i<num && XP_STRCMP(domainstrings[i], *tmp) == 0) {
				num--;
				domainstrings[i] = domainstrings[num];
				changed = TRUE;
			}
		}
	}
	m_htmlrecip->FreeChangedList(list);
	list = m_htmlrecip->GetChangedList(Domain, TRUE);
	for (tmp = list ; tmp && *tmp ; tmp++) {
		domainstrings[num++] = *tmp;
		changed = TRUE;
		length += XP_STRLEN(*tmp) + 1;
	}
	if (changed) {
		// Now nuke dups.
		XP_QSORT(domainstrings, num, sizeof(char*), DomainCompare);
		for (i=0 ; i < num-1 ; i++) {
			while (i < num-1 &&
				   XP_STRCMP(domainstrings[i], domainstrings[i+1]) == 0) {
				num--;
				for (j=i+1 ; j<num ; j++) {
					domainstrings[j] = domainstrings[j+1];
				}
			}
		}
		ptr = new char [length + 1];
		if (!ptr) {
			status = MK_OUT_OF_MEMORY;
			goto FAIL;
		}
		*ptr = '\0';
		for (i=0 ; i<num ; i++) {
			XP_STRCAT(ptr, domainstrings[i]);
			if (i < num-1) XP_STRCAT(ptr, ",");
		}
		PREF_SetCharPref("mail.htmldomains", ptr);
		PREF_SavePrefFile();
		delete [] ptr;
		ptr = NULL;
	}				

 FAIL:
	m_htmlrecip->FreeChangedList(list);
	FREEIF(domainlist);
	delete [] domainstrings;
	return status;
}




PRBool
MSG_CompositionPane::RecipientDialogDone_s(XPDialogState *state, char **argv,
										   int argc, unsigned int button)
{
	return
		((MSG_CompositionPane*)state->arg)->RecipientDialogDone(state, argv,
																argc, button);
}


static void
Slurp(int32* list, const char* name, char** argv, int argc)
{
	for (; argc > 0 ; argc -= 2 , argv += 2) {
		if (XP_STRCMP(name, argv[0]) == 0) {
			*list++ = XP_ATOI(argv[1]);
		}
	}
	*list = -1;
}

PRBool
MSG_CompositionPane::RecipientDialogDone(XPDialogState * /*state*/,
										 char **argv,
										 int argc, unsigned int /*button*/)
{
	HG73622
	switch (XP_ATOI(XP_FindValueInArgs("cmd", argv, argc))) {
	case 0: {
		XP_ASSERT(argc > 0);
		if (argc <= 0) return PR_FALSE;
		int32* nohtml = new int32 [argc];
		if (!nohtml) return PR_FALSE;
		int32* htmlok = new int32 [argc];
		if (!htmlok) {
			delete [] nohtml;
			return PR_FALSE;
		}
		Slurp(nohtml, "nohtml", argv, argc);
		Slurp(htmlok, "html", argv, argc);
		ResultsRecipients(FALSE, nohtml, htmlok);
		delete [] nohtml;
		delete [] htmlok;
		return PR_FALSE;
	}
	case 1:
		ResultsRecipients(TRUE, NULL, NULL);
		return PR_FALSE;
	case 2:
		XP_NetHelp(GetContext(), HELP_HTML_MAIL_QUESTION_RECIPIENT);
		return PR_TRUE;
	default:
		XP_ASSERT(0);
		break;
	}
	return PR_FALSE;
}


XP_Bool
MSG_CompositionPane::HasNoMarkup()
{

	// we want a link with the same text and link to pass
	// <A HREF="http://warp/client/dogbert">http://warp/client/dogbert</A>

	XP_ASSERT(m_markup);
	if (!m_markup) return TRUE;
	const char* body = m_fields->GetBody();
	while (body && *body) {
		body = XP_STRCHR(body, '<');
		if (!body) break;
		char* endptr = XP_STRCHR(body, '>');
		XP_ASSERT(endptr);
		if (!endptr) break;
		char c = *++endptr;
		*endptr = '\0';
		XP_Bool recognized = FALSE;
		char* newEnd = endptr;
		
		if (XP_STRNCASECMP(body, "<A HREF=", 8) == 0) {
			char* pLinkStart = XP_STRCHR(body, '"');		// find the open quote
			if (pLinkStart) {
				++pLinkStart;								// past the open quote
				char* pLinkEnd = XP_STRCHR(pLinkStart, '"');// find the close quote
				if (pLinkEnd) {
					char c2 = *pLinkEnd;					// save this char
					*pLinkEnd = '\0';						// terminate the link

					// now pLink points to the URL
					// find the text to see if it's the same as the link
					char* pTextStart = endptr;
					*endptr = c;							// restore this char early because it's the lead char of our string
					char* pTextEnd = XP_STRCHR(pTextStart, '<');
					if (pTextEnd) {
						char c3 = *pTextEnd;
						*pTextEnd = '\0';					// terminate the text
						recognized = (XP_STRCMP(pLinkStart, pTextStart) == 0);
						*pTextEnd = c3;						// restore this char
						newEnd = pTextEnd + 1;				// skip past the opening of the </A>
					}
					*pLinkEnd = c2;							// restore this char
				}
			}
		} else {
			recognized = (XP_STRCASECMP(body, "<P>") == 0 ||
								  XP_STRCASECMP(body, "</P>") == 0 ||
								  XP_STRCASECMP(body, "<BR>") == 0 ||
								  XP_STRCASECMP(body, "<DT>") == 0 ||
								  XP_STRCASECMP(body, "</DT>") == 0 ||
								  XP_STRCASECMP(body, "<HTML>") == 0 ||
								  XP_STRCASECMP(body, "</HTML>") == 0 ||
								  XP_STRNCASECMP(body, "<BODY", 5) == 0 ||
								  XP_STRCASECMP(body, "</BODY>") == 0 ||
								  XP_STRCASECMP(body,
												"<BLOCKQUOTE TYPE=CITE>") == 0 ||
								  XP_STRCASECMP(body, "</BLOCKQUOTE>") == 0);
		}

		*endptr = c;
		body = newEnd;
		if (!recognized) return FALSE;
	}
	return TRUE;
}

int
MSG_CompositionPane::MungeThroughRecipients(XP_Bool* someNonHTML,
											XP_Bool* groupNonHTML)
{
	XP_Bool foo;
	if (!someNonHTML) someNonHTML = &foo;
	if (!groupNonHTML) groupNonHTML = &foo;
	*someNonHTML = FALSE;
	*groupNonHTML = FALSE;
	int status = 0;
	char* names = NULL;
	char* addresses = NULL;
	const char* groups;
	char* name = NULL;
	char* end;
	XP_Bool match = FALSE;
	m_host = NULL;				// Pure paranoia, in case we some day actually
								// have a UI that lets people change this.

	static int32 masks[] = {
		MSG_TO_HEADER_MASK,
		MSG_CC_HEADER_MASK,
		MSG_BCC_HEADER_MASK
	};
	char* domainlist = NULL;

	HG02726
	delete m_htmlrecip;
	m_htmlrecip = new MSG_HTMLRecipients();
	if (!m_htmlrecip) return MK_OUT_OF_MEMORY;

	for (int i=0 ; i < sizeof(masks) / sizeof(masks[0]) ; i++) {
		const char* orig = m_fields->GetHeader(masks[i]);
		if (!orig || !*orig) continue;
		char* value = NULL;
		if (!value) {
			value = XP_STRDUP(orig);
			if (!value) {
				status = MK_OUT_OF_MEMORY;
				goto FAIL;
			}
		}
		int num = MSG_ParseRFC822Addresses(value, &names, &addresses);
		XP_FREE(value);
		value = NULL;
		char* addr = NULL;
		char* name = NULL;
		for (int j=0 ; j<num ; j++) {
			if (addr) {
				addr = addr + XP_STRLEN(addr) + 1;
				name = name + XP_STRLEN(name) + 1;
			} else {
				addr = addresses;
				name = names;
			}
			if (!addr || !*addr) continue;
			
			// Check for a address book entry for this person.
			char* at = XP_STRCHR(addr, '@');
			
			char* tmp = MSG_MakeFullAddress(name, addr);
			status = m_htmlrecip->AddOne(tmp, addr, Address, match);
			if (status < 0) goto FAIL;
			XP_FREE(tmp);
			tmp = NULL;

			if (!at) {
				// ###tw We got to decide what to do in these cases.  But
				// for now, I'm just gonna ignore them.  Which is probably
				// exactly the wrong thing.  Fortunately, these cases are
				// now very rare, as we have code that inserts a default
				// domain.
				continue;
			}
			if (!domainlist) {
				PREF_CopyCharPref("mail.htmldomains", &domainlist);
			}
			char* domain = at + 1;
			for (;;) {
				char* dot = XP_STRCHR(domain, '.');
				if (!dot) break;
				int32 domainlength = XP_STRLEN(domain);
				char* ptr;
				char* endptr = NULL;
				XP_Bool found = FALSE;
				for (ptr = domainlist ; ptr && *ptr ; ptr = endptr) {
					endptr = XP_STRCHR(ptr, ',');
					int length;
					if (endptr) {
						length = endptr - ptr;
						endptr++;
					} else {
						length = XP_STRLEN(ptr);
					}
					if (length == domainlength) {
						if (XP_STRNCASECMP(domain, ptr, length) == 0) {
							found = TRUE;
							match = TRUE;
							break;
						}
					}
				}
				char* tmp = PR_smprintf("%s@%s",
										XP_GetString(MK_MSG_EVERYONE),
										domain);
				if (!tmp) return MK_OUT_OF_MEMORY;
				status = m_htmlrecip->AddOne(domain, tmp, Domain, found);
				XP_FREE(tmp);
				if (status < 0) goto FAIL;
				domain = dot + 1;
			}
			if (!match) *someNonHTML = TRUE;
		}
	}

	groups = m_fields->GetHeader(MSG_NEWSGROUPS_HEADER_MASK);
	if (groups && *groups && !m_host)
      goto FAIL;

	end = NULL;
	for ( ; groups && *groups ; groups = end) {
		end = XP_STRCHR(groups, ',');
		if (end) *end = '\0';
		name = XP_STRDUP(groups);
		if (end) *end++ = ',';
		if (!name) {
			status = MK_OUT_OF_MEMORY;
			goto FAIL;
		}
		char* group = XP_StripLine(name);
        match = FALSE;      /* MAILTO: libmsg had: isHTMLOKGroup() */
		status = m_htmlrecip->AddOne(group, group, Newsgroup, match);
		if (status < 0) goto FAIL;
		char* tmp = XP_STRDUP(group);
		if (!tmp) {
			status = MK_OUT_OF_MEMORY;
			goto FAIL;
		}
		HG02977
		for (;;) {
			XP_Bool found = FALSE;  /* MAILTO: libmsg had m_host->IsHTMLOKTree */
			char* desc = PR_smprintf("%s.*", tmp);
			if (!desc) {
				status = MK_OUT_OF_MEMORY;
				goto FAIL;
			}
			status = m_htmlrecip->AddOne(tmp, desc, GroupHierarchy, found);
			XP_FREE(desc);
			if (status < 0) {
				XP_FREE(tmp);
				tmp = NULL;
				goto FAIL;
			}
			if (found) match = TRUE;
			char* p = XP_STRRCHR(tmp, '.');
			if (p) *p = '\0';
			else break;
		}
		XP_FREE(tmp);
		tmp = NULL;
		if (!match) {
			*someNonHTML = TRUE;
			*groupNonHTML = TRUE;
		}
	}

 FAIL:
	FREEIF(names);
	FREEIF(domainlist);
	FREEIF(addresses);
	FREEIF(name);
	return status;
}



MSG_HTMLComposeAction
MSG_CompositionPane::DetermineHTMLAction()
{
	XP_Bool someNonHTML, groupNonHTML;
	int status;

	MSG_HTMLComposeAction result = GetHTMLAction();


	if (result == MSG_HTMLAskUser) {
		// Well, before we ask, see if we can figure out what to do for
		// ourselves.

		status = MungeThroughRecipients(&someNonHTML, &groupNonHTML);
		if (status < 0) return MSG_HTMLAskUser; // ###
		if (!someNonHTML) return MSG_HTMLSendAsHTML;
		if (HasNoMarkup()) {
			// No point in sending this message as HTML; send it plain.
			return MSG_HTMLConvertToPlaintext;
		}
		// See if a preference has been set to tell us what to do.  Note that
		// we do not honor that preference for newsgroups, only for e-mail
		// addresses.
		if (!groupNonHTML) {
			int32 value;
			if (PREF_GetIntPref("mail.default_html_action", &value) >= 0) {
				switch (value) {
				case 1:				// Force plaintext.
					return MSG_HTMLConvertToPlaintext;
				case 2:				// Force HTML.
					return MSG_HTMLSendAsHTML;
				case 3:				// Force multipart/alternative.
					return MSG_HTMLUseMultipartAlternative;
				}
			}
		}
	}
	return result;
}
	


#if !defined(MOZ_MAIL_NEWS) && !defined(SMART_MAIL)
/* This is normally in mkpop3.c, of all the odd places!
   But it's required for converting plain to html.
 */
/* Take the given buffer, tweak the newlines at the end if necessary, and
   send it off to the given routine.  We are guaranteed that the given
   buffer has allocated space for at least one more character at the end. */
static int
msg_convert_and_send_buffer(char* buf, uint32 length, XP_Bool convert_newlines_p,
							int32 (*per_line_fn) (char *line,
												  uint32 line_length,
												  void *closure),
							void *closure)
{
  /* Convert the line terminator to the native form.
   */
  char* newline;

  XP_ASSERT(buf && length > 0);
  if (!buf || length <= 0) return -1;
  newline = buf + length;
  XP_ASSERT(newline[-1] == CR || newline[-1] == LF);
  if (newline[-1] != CR && newline[-1] != LF) return -1;

  if (!convert_newlines_p)
	{
	}
#if (LINEBREAK_LEN == 1)
  else if ((newline - buf) >= 2 &&
		   newline[-2] == CR &&
		   newline[-1] == LF)
	{
	  /* CRLF -> CR or LF */
	  buf [length - 2] = LINEBREAK[0];
	  length--;
	}
  else if (newline > buf + 1 &&
		   newline[-1] != LINEBREAK[0])
	{
	  /* CR -> LF or LF -> CR */
	  buf [length - 1] = LINEBREAK[0];
	}
#else
  else if (((newline - buf) >= 2 && newline[-2] != CR) ||
		   ((newline - buf) >= 1 && newline[-1] != LF))
	{
	  /* LF -> CRLF or CR -> CRLF */
	  length++;
	  buf[length - 2] = LINEBREAK[0];
	  buf[length - 1] = LINEBREAK[1];
	}
#endif

  return (*per_line_fn)(buf, length, closure);
}

int
msg_LineBuffer (const char *net_buffer, int32 net_buffer_size,
				char **bufferP, uint32 *buffer_sizeP, uint32 *buffer_fpP,
				XP_Bool convert_newlines_p,
				int32 (*per_line_fn) (char *line, uint32 line_length,
									  void *closure),
				void *closure)
{
  int status = 0;
  if (*buffer_fpP > 0 && *bufferP && (*bufferP)[*buffer_fpP - 1] == CR &&
	  net_buffer_size > 0 && net_buffer[0] != LF) {
	/* The last buffer ended with a CR.  The new buffer does not start
	   with a LF.  This old buffer should be shipped out and discarded. */
	XP_ASSERT(*buffer_sizeP > *buffer_fpP);
	if (*buffer_sizeP <= *buffer_fpP) return -1;
	status = msg_convert_and_send_buffer(*bufferP, *buffer_fpP,
										 convert_newlines_p,
										 per_line_fn, closure);
	if (status < 0) return status;
	*buffer_fpP = 0;
  }
  while (net_buffer_size > 0)
	{
	  const char *net_buffer_end = net_buffer + net_buffer_size;
	  const char *newline = 0;
	  const char *s;


	  for (s = net_buffer; s < net_buffer_end; s++)
		{
		  /* Move forward in the buffer until the first newline.
			 Stop when we see CRLF, CR, or LF, or the end of the buffer.
			 *But*, if we see a lone CR at the *very end* of the buffer,
			 treat this as if we had reached the end of the buffer without
			 seeing a line terminator.  This is to catch the case of the
			 buffers splitting a CRLF pair, as in "FOO\r\nBAR\r" "\nBAZ\r\n".
		   */
		  if (*s == CR || *s == LF)
			{
			  newline = s;
			  if (newline[0] == CR)
				{
				  if (s == net_buffer_end - 1)
					{
					  /* CR at end - wait for the next character. */
					  newline = 0;
					  break;
					}
				  else if (newline[1] == LF)
					/* CRLF seen; swallow both. */
					newline++;
				}
			  newline++;
			  break;
			}
		}

	  /* Ensure room in the net_buffer and append some or all of the current
		 chunk of data to it. */
	  {
		const char *end = (newline ? newline : net_buffer_end);
		uint32 desired_size = (end - net_buffer) + (*buffer_fpP) + 1;

		if (desired_size >= (*buffer_sizeP))
		  {
			status = msg_GrowBuffer (desired_size, sizeof(char), 1024,
									 bufferP, buffer_sizeP);
			if (status < 0) return status;
		  }
		XP_MEMCPY ((*bufferP) + (*buffer_fpP), net_buffer, (end - net_buffer));
		(*buffer_fpP) += (end - net_buffer);
	  }

	  /* Now *bufferP contains either a complete line, or as complete
		 a line as we have read so far.

		 If we have a line, process it, and then remove it from `*bufferP'.
		 Then go around the loop again, until we drain the incoming data.
	   */
	  if (!newline)
		return 0;

	  status = msg_convert_and_send_buffer(*bufferP, *buffer_fpP,
										   convert_newlines_p,
										   per_line_fn, closure);
	  if (status < 0) return status;

	  net_buffer_size -= (newline - net_buffer);
	  net_buffer = newline;
	  (*buffer_fpP) = 0;
	}
  return 0;
}

#endif /* ! MOZ_MAIL_NEWS */