/********************************************************************** * displayList - displays a linked list, starting with the head argument. ***********************************************************************/ void displayList(GNode* &aHead) { GNode* ptr = aHead; while (ptr != NULL) { if (ptr->getFName() != "") cout << ptr->getFName(); if (ptr->getLName() != "" && ptr->getFName() != "") cout << " " << ptr->getLName(); else cout << ptr->getLName(); if (ptr->getDay() != "" || ptr->getMonth() != "" || ptr->getYear() != "") cout<< ", b. "; if (ptr->getDay() != "") cout << ptr->getDay() << " "; if (ptr->getMonth() != "") cout << ptr->getMonth() << " "; if (ptr->getYear() != "") cout << ptr->getYear(); cout << endl; ptr = ptr->getNext(); } }
/********************************************************************** * clear - free all dynamic memory ***********************************************************************/ void clear(GNode* &aHead) { GNode* ptr = aHead; while (ptr != NULL) { ptr = ptr->getNext(); delete aHead; aHead = ptr; } }
/********************************************************************** * displayLevel - level order traversal and display ***********************************************************************/ void displayLevel(GNode* &aHead) { const int MAX = 150; GNode* queue[MAX]; GNode* temp = aHead; int front = 0; int back = 0; int saveBack = 1; int generation = 0; bool showGeneration = true; while (temp->getINum() != "I1") temp = temp->getNext(); queue[back++] = temp; cout << "The Ancestors of " << temp->getFName() << " " << temp->getLName() << ":" << endl; while (front != back) { temp = queue[front]; if (front == saveBack) { generation++; saveBack = back; if (generation == 1) cout << "Parents:" << endl; else if (generation == 2) cout << "Grandparents:" << endl; else if (generation == 3) cout << "Great Grandparents:" << endl; else if (generation == 4) cout << "2nd Great Grandparents:" << endl; else if (generation == 5) cout << "3rd Great Grandparents:" << endl; else if (generation == 6) cout << "4th Great Grandparents:" << endl; else if (generation == 7) cout << "5th Great Grandparents:" << endl; } front = (front + 1) % MAX; if (temp != NULL) { if (front != 1) { cout << " "; if (temp->getFName() != "") cout << temp->getFName(); if (temp->getLName() != "" && temp->getFName() != "") cout << " " << temp->getLName(); else cout << temp->getLName(); if (temp->getDay() != "" || temp->getMonth() != "" || temp->getYear() != "") cout<< ", b. "; if (temp->getDay() != "") cout << temp->getDay() << " "; if (temp->getMonth() != "") cout << temp->getMonth() << " "; if (temp->getYear() != "") cout << temp->getYear(); cout << endl; } queue[back] = temp->getFather(); back = (back + 1) % MAX; queue[back] = temp->getMother(); back = (back + 1) % MAX; } } }
/********************************************************************** * insert - a sorted insertion ***********************************************************************/ void insert(GNode* &listHead, GNode* &aPtr) { //aPtr not rdy to be inserted. Occurs on first individual in parseFile() if(aPtr == NULL) return; //first insertion if(listHead == NULL) { listHead = aPtr; return; } string tempLName = aPtr->getLName(); string ptrLName; for (int i = 0; i < tempLName.length(); i++) ptrLName += toupper(tempLName[i]); tempLName = listHead->getLName(); string headLName; for (int i = 0; i < tempLName.length(); i++) headLName += toupper(tempLName[i]); // head insert if (ptrLName < headLName) { aPtr->setNext(listHead); listHead = aPtr; return; } else if (ptrLName == headLName && aPtr->getFName() < listHead->getFName()) { aPtr->setNext(listHead); listHead = aPtr; return; } GNode* p = listHead; GNode* c = listHead->getNext(); string cLName; //traverse, comparing last names,then first Name, then date while (c != NULL) { tempLName = c->getLName(); cLName.clear(); for (int i = 0; i < tempLName.length(); i++) cLName += toupper(tempLName[i]); if (ptrLName > cLName) { p = c; c = c->getNext(); } else if (ptrLName == cLName && aPtr->getFName() > c->getFName()) { p = c; c = c->getNext(); } else if (ptrLName == cLName && aPtr->getFName() == c->getFName() && aPtr->getYear() > c->getYear()) { p = c; c = c->getNext(); } else break; } p->setNext(aPtr); aPtr->setNext(c); }
/********************************************************************** * parseFile - ***********************************************************************/ void parseFile(ifstream &inFile, GNode* &aHead) { GNode* ptr = NULL; // traversal pointer string temp1; // assign every word in file to temp1 string temp2; // helper string in parse logic int i = 0; while (true) { getline (inFile, temp1); if (temp1 == "1 DIV Y") break; temp2 = temp1.substr(0, 4); // create substring //We've reached a new node. Insert previous Node, then start new Node. if (temp2 == "0 @I") { insert(aHead, ptr); temp2.clear(); temp1.erase(0, 3); //create INum string while (temp1[0] != '@') { temp2 += temp1[0]; temp1.erase(0,1); } ptr = new GNode; ptr->setINum(temp2); } //parse and store first Name else if (temp2 == "2 GI") { temp1.erase(0,7); ptr->setFName(temp1); } //parse and store last Name else if (temp2 == "2 SU") { temp1.erase(0, 7); ptr->setLName(temp1); } //parse and store Birth Date else if (temp2 == "1 BI") { getline(inFile, temp1); if (temp1.find("DATE") != std::string::npos) // make sure date exists { temp1.erase(0,7); temp2.clear(); if (temp1.length() != 0) { for (int i = 0; i < temp1.length(); i++) { if (isalpha(temp1[i])) { temp2 += temp1[i]; temp1.erase(i, 1); i--; } } ptr->setMonth(temp2); temp2.erase(); if (temp1[0] == ' ') temp1.erase(0, 1); while (temp1.length() != 0 && (isdigit(temp1[0]) || temp1[0] == '/')) { temp2 += temp1[0]; temp1.erase(0, 1); } if (temp2.length() > 2) ptr->setYear(temp2); else ptr->setDay(temp2); if (temp1.length() != 0) { temp1.erase(0, 2); temp2.clear(); while (temp1.length() != 0) { temp2 += temp1[0]; temp1.erase(0, 1); } ptr->setYear(temp2); } } } } } insert(aHead, ptr); // Start Algorithm to Build Binary Tree string fatherINum; string motherINum; string childINum;; ptr = aHead; // reset traversal pointer. Use to traverse children GNode* ptr2 = ptr; // another traversal pointer. Use to traverse to parents. while (true) { getline(inFile, temp1); if (temp1 == "1 CALN 0567673") break; temp2 = temp1.substr(0, 4); // create substring if (temp2 == "1 HU") // check for father { temp1.erase(0,8); temp2.clear(); while (temp1[0] != '@') { temp2 += temp1[0]; temp1.erase(0,1); } fatherINum = temp2; } else if (temp2 == "1 WI") // check for mother { temp1.erase(0,8); temp2.clear(); while (temp1[0] != '@') { temp2 += temp1[0]; temp1.erase(0,1); } motherINum = temp2; } else if (temp2 == "1 CH") // node whose mother/father need to be set { temp1.erase(0,8); temp2.clear(); while (temp1[0] != '@') { temp2 += temp1[0]; temp1.erase(0,1); } childINum = temp2; ptr = aHead; ptr2 = aHead; while (childINum != ptr->getINum()) ptr = ptr->getNext(); while (fatherINum != "" && fatherINum != ptr2->getINum()) ptr2 = ptr2->getNext(); if (fatherINum != "") ptr->setFather(ptr2); ptr2 = aHead; while (motherINum != "" && motherINum != ptr2->getINum()) ptr2 = ptr2->getNext(); if (motherINum != "") ptr->setMother(ptr2); fatherINum.clear(); motherINum.clear(); } } }