navgetxmldata.cpp

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#include "navgetxmldata.h"

using std::string;

string retrievedata( string data, string type )
{
    int length = data.size();
    if (length == 0)
        return "";
    if (type.size() == 0)
        return "";
    int    testlength = type.size();
    char   testchar   = 'p';
    string teststring = "";

    int    counter    = 0;
    while (counter < length) {
        if (data[counter] == '=') {
            //find an =
            int tempcounter = counter;
            teststring = "";
            while (tempcounter > 0) {
                //count backwards to find its start
                tempcounter = tempcounter-1;
                testchar    = data[tempcounter];
                if ( (testchar == '"') || (tempcounter == 0) || (testchar == ' ') ) {
                    //found its start
                    if (tempcounter == 0)
                        teststring = testchar+teststring;
                    //if(testchar == ' ')
                    //teststring = ' ' + teststring;

                    //kill spaces at front and back
                    //***********************************
                    int    startspaces  = 0;
                    int    endspaces    = teststring.size()-1;
                    string possibletype = "";
                    while (teststring[startspaces] == ' ')
                        startspaces += 1;
                    while (teststring[endspaces] == ' ')
                        endspaces -= 1;
                    for (int j = startspaces; j <= endspaces; j++)
                        possibletype = possibletype+teststring[j];
                    //***********************************
                    //if match, return the data afterwards
                    //***********************************
                    if (possibletype == type) {
                        //cout << possibletype;
                        size_t returncounter = counter;
                        string returnstring  = "";
                        returncounter += 1;                             //pass the =
                        while (data[returncounter] == ' ')
                            returncounter += 1;
                        returncounter += 1;                             //pass the "
                        while (data[returncounter] == ' ')                              //pass starting spaces in answer
                            returncounter += 1;
                        while ( returncounter < (data.size()-1) ) {
                            if ( (data[returncounter] == '"') || (data[returncounter] == ' ') )                                //read upto the second comment
                                break;
                            returnstring   = returnstring+data[returncounter];
                            returncounter += 1;
                        }
                        return returnstring;
                    }
                    //***********************************
                    else {
                        break;
                    }
                    break;
                }
                teststring = testchar+teststring;
            }
        }
        counter += 1;
    }
    return "";
}