/***************************************************************************
 *
 *  gbfhtml.cpp -	GBF to HTML filter 
 *
 * $Id$
 *
 * Copyright 1999-2013 CrossWire Bible Society (http://www.crosswire.org)
 *	CrossWire Bible Society
 *	P. O. Box 2528
 *	Tempe, AZ  85280-2528
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation version 2.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 */

#include <stdlib.h>
#include <gbfhtml.h>
#include <ctype.h>

SWORD_NAMESPACE_START

GBFHTML::GBFHTML() {
	setTokenStart("<");
	setTokenEnd(">");
	
	setTokenCaseSensitive(true);

	addTokenSubstitute("Rf", ")</small></font>");
	addTokenSubstitute("Rx", "</a>");
	addTokenSubstitute("FI", "<i>"); // italics begin
	addTokenSubstitute("Fi", "</i>");
	addTokenSubstitute("FB", "<n>"); // bold begin
	addTokenSubstitute("Fb", "</n>");
	addTokenSubstitute("FR", "<font color=\"#FF0000\">"); // words of Jesus begin
	addTokenSubstitute("Fr", "</font>");
	addTokenSubstitute("FU", "<u>"); // underline begin
	addTokenSubstitute("Fu", "</u>");
	addTokenSubstitute("FO", "<cite>"); //  Old Testament quote begin
	addTokenSubstitute("Fo", "</cite>");
	addTokenSubstitute("FS", "<sup>"); // Superscript begin// Subscript begin
	addTokenSubstitute("Fs", "</sup>");
	addTokenSubstitute("FV", "<sub>"); // Subscript begin
	addTokenSubstitute("Fv", "</sub>");
	addTokenSubstitute("TT", "<big>"); // Book title begin
	addTokenSubstitute("Tt", "</big>");
	addTokenSubstitute("PP", "<cite>"); //  poetry  begin
	addTokenSubstitute("Pp", "</cite>");
	addTokenSubstitute("Fn", "</font>"); //  font  end
	addTokenSubstitute("CL", "<br />"); //  new line
	addTokenSubstitute("CM", "<br /><br />"); //  two new-lines
	addTokenSubstitute("CG", ""); //  ???
	addTokenSubstitute("CT", ""); // ???
	addTokenSubstitute("JR", "<div align=\"right\">"); // right align begin
	addTokenSubstitute("JC", "<div align=\"center\">"); // center align begin
	addTokenSubstitute("JL", "</div>"); // align end
	
}


bool GBFHTML::handleToken(SWBuf &buf, const char *token, BasicFilterUserData *userData) {
	const char *tok;
	char val[128];
	char *valto;
	const char *num;
	MyUserData *u = (MyUserData *)userData;

	if (!substituteToken(buf, token)) {		
		// deal with OSIS note tags.  Just hide till OSISRTF		
		if (!strncmp(token, "note ", 5)) {
			// let's stop text from going to output
			u->suspendTextPassThru = true;
		}
		
		else if (!strncmp(token, "/note", 5)) {
			u->suspendTextPassThru = false;
		}		

		else if (!strncmp(token, "w", 1)) {
			// OSIS Word (temporary until OSISRTF is done)
			valto = val;
			num = strstr(token, "lemma=\"x-Strongs:");
			if (num) {
				for (num+=17; ((*num) && (*num != '\"')); num++)
					*valto++ = *num;
				*valto = 0;
				if (atoi((!isdigit(*val))?val+1:val) < 5627) {
					buf += " <small><em>&lt;";
					for (tok = (!isdigit(*val))?val+1:val; *tok; tok++)
							buf += *tok;
					buf += "&gt;</em></small> ";					
				}
			} else {
				num = strstr(token, "lemma=\"strong:");
				if (num) {
					for (num+=14; ((*num) && (*num != '\"')); num++)
						*valto++ = *num;
					*valto = 0;
					if (atoi((!isdigit(*val))?val+1:val) < 5627) {
						buf += " <small><em>&lt;";
						for (tok = (!isdigit(*val))?val+1:val; *tok; tok++)
								buf += *tok;
						buf += "&gt;</em></small> ";					
					}
				}
			}
			valto = val;
			num = strstr(token, "morph=\"x-Robinson:");
			if (num) {
				for (num+=18; ((*num) && (*num != '\"')); num++)
					*valto++ = *num;
				*valto = 0;
				// normal robinsons tense
				buf += " <small><em>(";
				for (tok = val; *tok; tok++)
						buf += *tok;		
				buf += ")</em></small> ";					
			}
		}
		
		else if (!strncmp(token, "WG", 2) || !strncmp(token, "WH", 2)) { // strong's numbers
			buf += " <small><em>&lt;";
			for (tok = token + 2; *tok; tok++)
					buf += *tok;
			buf += "&gt;</em></small> ";
		}

		else if (!strncmp(token, "WTG", 3) || !strncmp(token, "WTH", 3)) { // strong's numbers tense
			buf += " <small><em>&lt;";
			for (tok = token + 3; *tok; tok++)
				if(*tok != '\"')
					buf += *tok;
			buf += ")</em></small> ";
		}

		else if (!strncmp(token, "RX", 2)) {
			buf += "<i>";
			for (tok = token + 3; *tok; tok++) {
			  if(*tok != '<' && *tok+1 != 'R' && *tok+2 != 'x') {
			    buf += *tok;
			  }
			  else {
			    break;
			  }
			}
			buf += "</i>";
		}

		else if (!strncmp(token, "RB", 2)) {
			buf += "<i>";
			u->hasFootnotePreTag = true;
		}

		else if (!strncmp(token, "RF", 2)) {
			if (u->hasFootnotePreTag) {
				u->hasFootnotePreTag = false;
				buf += "</i> ";
			}
			buf += "<font color=\"#800000\"><small> (";
		}

		else if (!strncmp(token, "FN", 2)) {
			buf += "<font face=\"";
			for (tok = token + 2; *tok; tok++)				
				if(*tok != '\"') 			
					buf += *tok;
			buf += "\">";
		}

		else if (!strncmp(token, "CA", 2)) {	// ASCII value
			buf += (char)atoi(&token[2]);
		}
		
		else {
			return false;
		}
	}
	return true;
}

SWORD_NAMESPACE_END