fables_fncts.cpp

// Programmer: Clayton Price date: 11/1/13

// File: fable_functs.cpp cs 53

// Purpose: This file contains the function definitions used in the

// fable changing program.

#include <fstream>

#include <cstdlib>

#include <iostream>

#include "fables.h"

using namespace std;

void get_random_word(char word[],const char filename[],const short size)

{

ifstream win;

win.open(filename);

short loc = rand()%size+1;

for(short i=1;i<=loc;i++)

win.getline(word,MAX_WORD_SIZE);

win.close();

return;

}

short file_length(const char filename[])

{

ifstream in(filename);

char line[MAX_LINE_SIZE];

short count = 0;

while (in.getline(line,MAX_LINE_SIZE))

count++;

return count;

}

string get_random_fable_file()

{

ifstream in;

short rand_position = rand()%NUM_FABLES;

return FABLE[rand_position];

}

void get_title_nouns(char word1[],char word2[],const string file)

{

ifstream fin;

char a_word[MAX_WORD_SIZE];

fin.open(file.c_str());

for (short i=1; i<=5; i++)

{

fin>>a_word;

if(2==i)

strcpy(word1,a_word);

else if (5==i)

strcpy(word2,a_word);

}

fin.close();

return;

}

void process_fable(const char noun1[],const char noun2[],

const char replacement1[],const char replacement2[],

const string fable_file,const short length_list2,

const short rantfile_length,const short moerals_length)

{

const char PRONOUN1[]="a", PRONOUN2[]="the";

static bool replace_after = false;

ifstream in(fable_file.c_str());

ifstream win;

char rand_word[MAX_WORD_SIZE],next[MAX_WORD_SIZE];

char rant[MAX_LINE_SIZE],moral[MAX_LINE_SIZE];

char the_punct;

bool has_punct=false, has_lead_quotes, has_tail_quotes, is_possessive;

short len=0; //used for the length of a word

short rand_num;

while(in>>next) //read WORDS until end of the file

{ // without using eof() !

has_lead_quotes=false; //reset flag for leading quotes

if ('"'==next[0]) //check for front quotes

{

has_lead_quotes=true; //flag leading quotes

len=strlen(next);

for(short i=0;i<len;i++) //shift down - strips leading quotes

next[i]=next[i+1];

}

has_tail_quotes=false; //reset flag for trailing quotes

if ('"'==next[strlen(next)-1]) //check for trailing quotes

{

has_tail_quotes=true;

next[strlen(next)-1]='\0'; //strip off trailing quotes

}

has_punct=false; //reset flag for punctuation

if (ispunct(next[strlen(next)-1])) //has punctuation?

{

the_punct = next[strlen(next)-1]; //capture punction

has_punct = true; //remember it was there

next[strlen(next)-1]='\0'; //removes punctuation

}

is_possessive = false;

len=strlen(next);

if ('\''==next[len-2] && 's'==next[len-1]) //ends in 's - possessive

{

is_possessive=true; //remember it is possessive

next[len-2]='\0'; //strip off 's

}

if(!strcmp(next,PRONOUN1) || !strcmp(next,PRONOUN2))

replace_after = true; //remember it follows pronoun

else if (!strcmp(noun1,next)) //replace first noun

{

strcpy(next,replacement1);

replace_after=false;

}

else if (!strcmp(noun2,next)) //replace second noun

{

strcpy(next,replacement2);

replace_after=false;

}

else if (replace_after)

{

win.open("list2.txt");

rand_num=rand()%length_list2;

for(short i=0;i<=rand_num;i++)

win.getline(rand_word,MAX_WORD_SIZE);

win.close();

strcpy(next,rand_word);

replace_after = false;

}

if(is_possessive) //replace possessiveness

{

len=strlen(next);

next[len]='\'';

next[len+1]='s';

next[len+2]='\0';

}

if(has_punct) //replace the punctuation

{

next[strlen(next)+1]='\0';

next[strlen(next)]=the_punct;

}

if(has_tail_quotes) //replace trailing quotes

{

len=strlen(next);

next[len]='"'; //put back quotes

next[len+1]='\0';

}

if(has_lead_quotes) //replace leading quotes

{

len=strlen(next);

for(short i=len;i>=0;i--) //shift

next[i+1]=next[i];

next[0]='"'; //put back quotes

}

cout<<next<<" ";

if(has_punct && (the_punct=='.' || the_punct=='?' || the_punct=='!')

&& rand()%100 < PROB_RANT)

{

win.open("moerants.txt");

rand_num=rand()%rantfile_length;

for(short i=0;i<=rand_num;i++)

win.getline(rant,MAX_LINE_SIZE);

win.close();

cout<<" "<<rant<<" ";

}

}

cout<<endl<<"The MOEral of the story is:\n\t ";

win.open("MOErals.txt");

rand_num=rand()%moerals_length;

for(short i=0;i<=rand_num;i++)

win.getline(moral,MAX_LINE_SIZE);

cout<<moral<<endl<<endl;

in.close();

win.close();

return;

}