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106 lines
4.0 KiB
106 lines
4.0 KiB
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/****************************************************************************
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XHTMLToSSMLParser class
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Parses a piece of XHTML markup and converts into SSML.
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-------------------
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Copyright:
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(C) 2004 by Paul Giannaros <ceruleanblaze@gmail.com>
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-------------------
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Original author: Paul Giannaros <ceruleanblaze@gmail.com>
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******************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; version 2 of the License. *
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* *
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***************************************************************************/
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#include <tqstring.h>
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#include <tqdict.h>
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#include <tqxml.h>
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#include <tqfile.h>
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#include <iostream>
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#include "xmlelement.h"
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#include "xhtml2ssml.h"
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/// Document parsing begin. Init stuff here.
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bool XHTMLToSSMLParser::startDocument() {
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/// Read the file which maps xhtml tags -> ssml tags. Look at the file for more information.
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TQFile file("tagmappingrc");
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if(!file.open(IO_ReadOnly)) {
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std::cerr << "Could not read config file 'tagmappingrc'. Please check that it exists and is readable.\n";
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// Kill further parsing
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return false;
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}
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TQTextStream stream(&file);
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// File parsing.
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bool linestatus = true;
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while(!stream.atEnd()) {
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linestatus = readFileConfigEntry(stream.readLine());
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// If there's some syntactical error in the file then return false.
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if(!linestatus)
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return false;
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/// Maybe call processEvents() to prevent GUI blockages?
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}
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return true;
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}
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bool XHTMLToSSMLParser::startElement(const TQString &, const TQString &, const TQString &qName, const TQXmlAttributes &atts) {
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TQString attributes = "";
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if(atts.length() > 0) {
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const int attsLength = atts.length();
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for(int i = 0; i < attsLength; ++i)
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attributes += " " + atts.qName(i) + "=\"" + atts.value(i) + "\"";
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}
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TQString fromelement = qName + attributes;
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// If this element is one of the keys that was specified in the configuration file, get what it should be converted to and
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// append to the output string.
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TQString toelement = m_xhtml2ssml[fromelement];
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if(toelement)
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m_output.append(XMLElement::fromTQString(toelement).startTag());
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return true;
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}
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bool XHTMLToSSMLParser::endElement(const TQString &, const TQString &, const TQString &qName) {
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TQString fromelement = qName;
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TQString toelement = m_xhtml2ssml[fromelement];
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if(toelement)
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m_output.append(XMLElement::fromTQString(toelement).endTag());
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return true;
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}
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bool XHTMLToSSMLParser::characters(const TQString &characters) {
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m_output.append(characters);
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return true;
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}
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TQString XHTMLToSSMLParser::convertedText() {
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return m_output.simplifyWhiteSpace();
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}
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/// Parse a line from the configuration file which maps xhtml : ssml equivalent.
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/// It makes entries in the m_xhtml2ssml map accordingly.
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/// @param line A line from a file to parse
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/// @returns true if the syntax of the line was okay and the parsing succeeded - false otherwise.
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bool XHTMLToSSMLParser::readFileConfigEntry(const TQString &line) {
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// comments
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if(line.stripWhiteSpace().startsWith("#")) {
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return true;
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}
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// break into TQStringList
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// the second parameter to split is the string, with all space simplified and all space around the : removed, i.e
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// "something : somethingelse" -> "something:somethingelse"
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TQStringList keyvalue = TQStringList::split(":", line.simplifyWhiteSpace().replace(" :", ":").replace(": ", ":"));
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if(keyvalue.count() != 2)
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return false;
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m_xhtml2ssml[keyvalue[0]] = keyvalue[1];
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return true;
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}
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