source: src/periodentafel.cpp@ 02da9e

/** \file periodentafel.cpp
 *
 * Function implementations for the class periodentafel.
 *
 */

using namespace std;

#include "periodentafel.hpp"

/************************************* Functions for class periodentafel ***************************/

/** constructor for class periodentafel
 * Initialises start and end of list and resets periodentafel::checkliste to false.
 */
periodentafel::periodentafel()
{
        start = new element;
        end = new element;
        start->previous = NULL;
        start->next = end;
        end->previous = start;
        end->next = NULL;
};

/** destructor for class periodentafel
 * Removes every element and afterwards deletes start and end of list.
 */
periodentafel::~periodentafel()
{
        CleanupPeriodtable();
        delete(end);
        delete(start);
};

/** Adds element to period table list
 * \param *pointer element to be added
 * \return true - succeeded, false - does not occur
 */
bool periodentafel::AddElement(element *pointer)
{
        pointer->sort = &pointer->Z;
        if (pointer->Z < 1 && pointer->Z >= MAX_ELEMENTS)
                cout << Verbose(0) << "Invalid Z number!\n";
        return add(pointer, end);
};

/** Removes element from list.
 * \param *pointer element to be removed
 * \return true - succeeded, false - element not found
 */
bool periodentafel::RemoveElement(element *pointer)
{
        return remove(pointer, start, end);
};

/** Removes every element from the period table.
 * \return true - succeeded, false - does not occur
 */
bool periodentafel::CleanupPeriodtable()
{
        return cleanup(start,end);
};

/** Finds an element by its atomic number.
 * If element is not yet in list, datas are asked and stored in database.
 * \param Z atomic number
 * \return pointer to element
 */
element * periodentafel::FindElement(int Z)
{
        element *walker = find(&Z, start,end);
        if (walker == NULL) { // not found: enter and put into db
                cout << Verbose(0) << "Element not found in database, please enter." << endl;
                walker = new element;
                cout << Verbose(0) << "Mass: " << endl;
                cin >> walker->mass;
                walker->Z = Z;
                cout << Verbose(0) << "Atomic number: " << walker->Z << endl;
                cout << Verbose(0) << "Name [max 64 chars]: " << endl;
                cin >> walker->name;
                cout << Verbose(0) << "Short form [max 3 chars]: " << endl;
                cin >> walker->symbol;
                periodentafel::AddElement(walker);
        }
        return(walker);
};

/** Finds an element by its atomic number.
 * If element is not yet in list, datas are asked and stored in database.
 * \param shorthand chemical symbol of the element, e.g. H for hydrogene
 * \return pointer to element
 */
element * periodentafel::FindElement(char *shorthand) const
{
        element *walker =       periodentafel::start;
        while (walker->next != periodentafel::end) {
                walker = walker->next;
                if (strncmp(walker->symbol, shorthand, 3) == 0)
                        return(walker);
        }
        return (NULL);
};

/** Asks for element number and returns pointer to element
 */
element * periodentafel::AskElement()
{
        element *walker = NULL;
        int Z;
        do {
                cout << Verbose(0) << "Atomic number Z: ";
                cin >> Z;
                walker = this->FindElement(Z);  // give type
        } while (walker == NULL);
        return walker;
};

/** Prints period table to given stream.
 * \param output stream
 */
bool periodentafel::Output(ofstream *output) const
{
        bool result = true;
        element *walker = start;
        if (output != NULL) {
                while (walker->next != end) {
                        walker = walker->next;
                        result = result && walker->Output(output);
                }
                return result;
        } else
                return false;
};

/** Prints period table to given stream.
 * \param *output output stream
 * \param *checkliste elements table for this molecule
 */
bool periodentafel::Checkout(ofstream *output, const int *checkliste) const
{
        element *walker = start;
        bool result = true;
        int No = 1;

        if (output != NULL) {
                *output << "# Ion type data (PP = PseudoPotential, Z = atomic number)" << endl;
                *output << "#Ion_TypeNr.\tAmount\tZ\tRGauss\tL_Max(PP)L_Loc(PP)IonMass\t# chemical name, symbol" << endl;
                while (walker->next != end) {
                        walker = walker->next;
                        if ((walker != NULL) && (walker->Z > 0) && (walker->Z < MAX_ELEMENTS) && (checkliste[walker->Z])) {
                                walker->No = No;
                                result = result && walker->Checkout(output, No++, checkliste[walker->Z]);
                        }
                }
                return result;
        } else
                return false;
};

/** Loads element list from file.
 * \param *path to to standard file names
 */
bool periodentafel::LoadPeriodentafel(char *path)
{
        ifstream infile;
        double tmp;
        element *ptr;
        bool status = true;
        bool otherstatus = true;
        char filename[255];

        // fill elements DB
        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDELEMENTSDB, MAXSTRINGSIZE-strlen(filename));
        infile.open(filename);
        if (infile != NULL) {
                infile.getline(header1, MAXSTRINGSIZE);
                infile.getline(header2, MAXSTRINGSIZE); // skip first two header lines
                cout << "Parsed elements:";
                while (!infile.eof()) {
                        element *neues = new element;
                        infile >> neues->name;
                        //infile >> ws;
                        infile >> neues->symbol;
                        //infile >> ws;
                        infile >> neues->period;
                        //infile >> ws;
                        infile >> neues->group;
                        //infile >> ws;
                        infile >> neues->block;
                        //infile >> ws;
                        infile >> neues->Z;
                        //infile >> ws;
                        infile >> neues->mass;
                        //infile >> ws;
                        infile >> neues->CovalentRadius;
                        //infile >> ws;
                        infile >> neues->VanDerWaalsRadius;
                        //infile >> ws;
                        infile >> ws;
                        cout << " " << neues->symbol;
                        //neues->Output((ofstream *)&cout);
                        if ((neues->Z > 0) && (neues->Z < MAX_ELEMENTS))
                                periodentafel::AddElement(neues);
                        else {
                                cout << "Could not parse element: ";
                                neues->Output((ofstream *)&cout);
                        }
                }
                cout << endl;
                infile.close();
                infile.clear();
        } else
                status = false;

        // fill valence DB per element
        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDVALENCEDB, MAXSTRINGSIZE-strlen(filename));
        infile.open(filename);
        if (infile != NULL) {
                while (!infile.eof()) {
                        infile >> tmp;
                        infile >> ws;
                        infile >> FindElement((int)tmp)->Valence;
                        infile >> ws;
                        //cout << Verbose(3) << "Element " << (int)tmp << " has " << FindElement((int)tmp)->Valence << " valence electrons." << endl;
                }
                infile.close();
                infile.clear();
        } else
                otherstatus = false;

        // fill valence DB per element
        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDORBITALDB, MAXSTRINGSIZE-strlen(filename));
        infile.open(filename);
        if (infile != NULL) {
                while (!infile.eof()) {
                        infile >> tmp;
                        infile >> ws;
                        infile >> FindElement((int)tmp)->NoValenceOrbitals;
                        infile >> ws;
                        //cout << Verbose(3) << "Element " << (int)tmp << " has " << FindElement((int)tmp)->NoValenceOrbitals << " number of singly occupied valence orbitals." << endl;
                }
                infile.close();
                infile.clear();
        } else
                otherstatus = false;

        // fill H-BondDistance DB per element
        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDHBONDDISTANCEDB, MAXSTRINGSIZE-strlen(filename));
        infile.open(filename);
        if (infile != NULL) {
                while (!infile.eof()) {
                        infile >> tmp;
                        ptr = FindElement((int)tmp);
                        infile >> ws;
                        infile >> ptr->HBondDistance[0];
                        infile >> ptr->HBondDistance[1];
                        infile >> ptr->HBondDistance[2];
                        infile >> ws;
                        //cout << Verbose(3) << "Element " << (int)tmp << " has " << FindElement((int)tmp)->HBondDistance[0] << " Angstrom typical distance to hydrogen." << endl;
                }
                infile.close();
                infile.clear();
        } else
                otherstatus = false;

        // fill H-BondAngle DB per element
        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDHBONDANGLEDB, MAXSTRINGSIZE-strlen(filename));
        infile.open(filename);
        if (infile != NULL) {
                while (!infile.eof()) {
                        infile >> tmp;
                        ptr = FindElement((int)tmp);
                        infile >> ws;
                        infile >> ptr->HBondAngle[0];
                        infile >> ptr->HBondAngle[1];
                        infile >> ptr->HBondAngle[2];
                        infile >> ws;
                        //cout << Verbose(3) << "Element " << (int)tmp << " has " << FindElement((int)tmp)->HBondAngle[0] << ", " << FindElement((int)tmp)->HBondAngle[1] << ", " << FindElement((int)tmp)->HBondAngle[2] << " degrees bond angle for one, two, three connected hydrogens." << endl;
                }
                infile.close();
        } else
                otherstatus = false;

        if (!otherstatus)
                cerr << "WARNING: Something went wrong while parsing the other databases!" << endl;

        return status;
};

/** Stores element list to file.
 */
bool periodentafel::StorePeriodentafel(char *path) const
{
        bool result = true;
        ofstream f;
        char filename[MAXSTRINGSIZE];

        strncpy(filename, path, MAXSTRINGSIZE);
        strncat(filename, "/", MAXSTRINGSIZE-strlen(filename));
        strncat(filename, STANDARDELEMENTSDB, MAXSTRINGSIZE-strlen(filename));
        f.open(filename);
        if (f != NULL) {
                f << header1 << endl;
                f << header2 << endl;
                element *walker = periodentafel::start;
                while (walker->next != periodentafel::end) {
                        walker = walker->next;
                        result = result && walker->Output(&f);
                }
                f.close();
        } else
                result = false;
        return result;
};