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Main_project.cpp
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Main_project.cpp
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//Roll No.: 2018201018
//Name: Ravi Jakhania
#include "assignment1.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <dirent.h>
#include <time.h>
#include <pwd.h>
#include <grp.h>
#include <string.h>
#include <termios.h>
#include <stack>
#include <vector>
#include <string>
#include <fstream>
#include <iostream>
#include <ftw.h>
#include <sys/ioctl.h>
using namespace std;
stack <string> stack1,stack2;
vector <string> Path,Name;
char buf[1000],path[1000]=".",pop[1000];
int curser_row=2,curser_column=1,file_num=2,total_files,level=0,search_flag=0,total_rows,total_columns,listend,commandmodeline;
string dst_root;
DIR *point_to_directory;
struct dirent **point_to_file;
struct stat file_stat;
struct winsize win;
int main()
{
ioctl(STDIN_FILENO, TIOCGWINSZ, &win); // Fetching window size
total_rows=win.ws_row;
total_columns=win.ws_col;
listend=total_rows-5;
commandmodeline=total_rows-1;
gotoNonCanon(); //Going to Non Canon mode.
stack1.push(path); //Starting actual application with current directory as root.
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=2,curser_column=1;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
while(1)
{
char buffer[128];
read(0,buffer,128);
if(buffer[0]==58) //Prssing Colon(:), Inside Command mode
{
statusbar("COMMAND MODE",path);
int flag=1,curser=0;
cout<<"\033["<<commandmodeline<<";1H> "<<flush;
curser_column=3;
while(flag)
{
char command[500];
read(0,buffer,128);
if(buffer[0]==27 && buffer[1]!=91) // Esc key , Going back to normal mode
{
ls(0,stack1.top().c_str());
statusbar("NORMAL MODE",stack1.top().c_str());
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
flag=0;
}
else if(buffer[0]!=27 && buffer[0]!=127 && buffer[0]!=10) //Entering Input or commands.
{
command[curser++]=buffer[0];
cout<<buffer[0]<<flush;
cout<<"\033["<<commandmodeline<<";"<<++curser_column<<"H"<<flush;
}
else if(buffer[0]==127 || buffer[0]==8) // Pressing Back space to Erase text.
{
if(curser_column>3)
{
command[--curser]=' ';
command[curser+1]='\0';
//curser--;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<command<<flush;
cout<<"\033["<<commandmodeline<<";"<<--curser_column<<"H"<<flush;
}
}
else if(buffer[0]==10) // Pressing Enter key to execute commands
{
std:: vector<string> v;
command[curser]='\0';
char s[1000];
int j=0,i;
for(i=0;command[i]!='\0';i++) // Differentiate Operation and Arguments.
{
if(command[i]==' ')
{
if(command[i-1]==92)
s[j++]=command[i];
else
{
s[j]='\0';
v.push_back(s);
j=0;
}
}
else if(command[i]!=92)
{
s[j++]=command[i];
}
}
s[j]=command[i];
v.push_back(s);
cout<<"\n";
if(v[0]=="copy") //Executing copy command
{
for(int i=1;i<v.size()-1;i++)
{
string destination_path=makefullpath(v[v.size()-1]);
string source_path=makefullpath(v[i]);
string temp;
if(!stat(source_path.c_str(), &file_stat)) // Checking whether source is correct or not
{
if((file_stat.st_mode & S_IFMT)==S_IFDIR) // Copy directory
{
if(!stat(destination_path.c_str(), &file_stat))
{
destination_path.append("/");
temp.append(destination_path);
temp.append(findname(source_path));
source_path.append("/");
//cout<<temp<<flush;
if(stat(temp.c_str(), &file_stat))
{
dst_root.clear();
dst_root=destination_path;
copy_directory(source_path.c_str());
cout<<"Directory successfully copied! "<<flush;
}
else
cout<<"Directory already exists! "<<flush;
}
else
cout<<"Destination path is not valid! "<<flush;
}
else //Copy File
{
if(!stat(destination_path.c_str(), &file_stat))
{
// stat(source_path.c_str(), &file_stat);
destination_path.append("/");
destination_path.append(findname(source_path));
if(stat(destination_path.c_str(), &file_stat))
{
if(copyFile(source_path.c_str(),destination_path.c_str()))
{
cout<<"File copied successfully! "<<flush;
}
else
cout<<"File does not exists or source or destination path is not valid!! "<<flush;
}
else
cout<<"FIle already exists! "<<flush;
}
else
cout<<"Destination path is not valid! "<<flush;
}
}
else
cout<<"File or directory does not exists or source path is not valid! "<<flush;
}
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="move") //Executing Move
{
for(int i=1;i<v.size()-1;i++)
{
string destination_path=makefullpath(v[v.size()-1]);
string source_path=makefullpath(v[i]);
string temp;
if(!stat(source_path.c_str(), &file_stat))
{
if((file_stat.st_mode & S_IFMT)==S_IFDIR) //for directory
{
if(!stat(destination_path.c_str(), &file_stat))
{
destination_path.append("/");
temp.append(destination_path);
temp.append(findname(source_path));
source_path.append("/");
//cout<<temp<<flush;
if(stat(temp.c_str(), &file_stat))
{
dst_root.clear();
dst_root=destination_path;
copy_directory(source_path.c_str());
rmdir(source_path.c_str());
cout<<"Directory successfully moved! "<<flush;
}
else
cout<<"Directory already exists! "<<flush;
}
else
cout<<"Destination path is not valid! "<<flush;
}
else
{
if(!stat(destination_path.c_str(), &file_stat)) //for file
{
// stat(source_path.c_str(), &file_stat);
destination_path.append("/");
destination_path.append(findname(source_path));
if(stat(destination_path.c_str(), &file_stat))
{
if(copyFile(source_path.c_str(),destination_path.c_str()))
{
remove( source_path.c_str());
cout<<"File moved successfully! "<<flush;
}
else
cout<<"File does not exists or source or destination path is not valid!! "<<flush;
}
else
cout<<"FIle already exists! "<<flush;
}
else
cout<<"Destination path is not valid! "<<flush;
}
}
else
cout<<"File or directory does not exists or source path is not valid! "<<flush;
// cout<<"source:"<<source_path<<" destination:"<<destination_path<<flush;
//cout<<chmod(str2, the_stat.st_mode);
//cout<<makefullpath(v[i])<<"|"<<flush;
}
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="rename") //Executing Rename
{
string destination_path=makefullpath(v[2]);
string source_path=makefullpath(v[1]);
// string temp1=findpath(source_path);
// string temp2=findpath(destination_path);
if(!stat(source_path.c_str(), &file_stat))
{
if(!rename(source_path.c_str(),destination_path.c_str()))
cout<<"File renamed successfully"<<flush;
}
else
cout<<"File name does not exists or source path or destination is not valid"<<flush;
// cout<<"source:"<<source_path<<" destination:"<<destination_path<<flush;
//cout<<chmod(str2, the_stat.st_mode);
//cout<<makefullpath(v[i])<<"|"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
//
else if(v[0]=="create_file") //creating file
{
string destination_path=makefullpath(v[2]);
string filename=v[1];
string temp=destination_path;
temp.append("/");
temp.append(filename);
//cout<<filename<<" "<<destination_path<<flush;
if(!stat(destination_path.c_str(), &file_stat))
{
if(stat(temp.c_str(), &file_stat))
{
ofstream file {temp.c_str()};
cout<<"File is created!!"<<flush;
}
else
cout<<"File is already exists!!"<<flush;
}
else
cout<<"Destination path is not valid!!"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="create_dir") //creating directory
{
string destination_path=makefullpath(v[2]);
string filename=v[1];
string temp=destination_path;
temp.append("/");
temp.append(filename);
//cout<<filename<<" "<<destination_path<<flush;
if(!stat(destination_path.c_str(), &file_stat))
{
if(stat(temp.c_str(), &file_stat) )
{
if(mkdir(temp.c_str(),0777)==-1)//creating a directory
{
cerr<<"error: ";
exit(1);
}
cout<<"Directory is created!!"<<flush;
}
else
cout<<"directory is already exists!!"<<flush;
}
else
cout<<"Destination path is not valid!!"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="delete_file") //deleting file
{
//cout<<makefullpath("../eae/eae")<<flush;
string destination_path=makefullpath(v[1]);
if(!stat(destination_path.c_str(), &file_stat))
{
remove( destination_path.c_str());
cout<<"File removed successfully!!"<<flush;
}
else
cout<<"File is not exits or Path is not valid!!"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="delete_dir") //deleting directory
{
string destination_path=makefullpath(v[1]);
if(!stat(destination_path.c_str(), &file_stat))
{
rmdir(destination_path.c_str());
cout<<"directory removed successfully!!"<<flush;
}
else
cout<<"Directory is not exits or Path is not valid!!"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else if(v[0]=="goto") //executing goto command
{
string destination_path=makefullpath(v[1]);
if(!stat(destination_path.c_str(), &file_stat))
{
strcpy(path,destination_path.c_str());
stack1.push(path);
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
flag=0;
}
else
cout<<"Directory Path is not valid!!"<<flush;
}
else if(v[0]=="search") //searching
{
string search_file_name=v[1];
dst_root.clear();
dst_root=search_file_name;
Name.clear();
Path.clear();
search();
if(Name.size()!=0)
{
cout<<"\033[3J"<<flush;
cout<<"\033[H\033[J"<<flush;
cout<<"\n"<<flush;
total_files=Name.size();
printlist(0);
statusbar("NORMAL MODE",path);
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
flag=0;
v.clear();
search_flag=1;
}
else
{
cout<<"No search found"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
// sleep(2);
// curser=0,curser_column=3;
}
else if(v[0]=="snapshot") //Executing snapshot
{
string dumpfile=makefullpath(v[2]);
string folder=makefullpath(v[1]);
if(!stat(folder.c_str(), &file_stat))
{
if(stat(dumpfile.c_str(), &file_stat))
{
snapsht(folder.c_str(),dumpfile.c_str());
cout<<"snapshoted!!!!!"<<flush;
}
else
cout<<"dumpfile is already exists!!!!!"<<flush;
}
else
cout<<"Source path or Directory is not valid"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
ls(0,stack1.top().c_str());
statusbar("COMMAND MODE",path);
// curser_row=2;
// curser_column=1;
// file_num=2;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
else
{
cout<<"Wrong operation!!"<<flush;
v.clear();
sleep(2);
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
cout<<"\e[0J"<<flush;
cout<<"\033["<<commandmodeline<<";"<<1<<"H"<<flush;
cout<<"> "<<flush;
cout<<"\033["<<commandmodeline<<";"<<3<<"H"<<flush;
curser=0,curser_column=3;
}
}
buffer[0]=buffer[1]=buffer[2]=0;
}
}
else if(buffer[0]==27) //Arrow Key pressing
{
if(buffer[1]==91)
{
if(buffer[2]==65) //Up key
{
if(search_flag==0)
{
if(curser_row>2)
{
curser_row--;
file_num--;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
else if(curser_row==2 && file_num>2)
{
file_num--;
ls(file_num-curser_row,path);
statusbar("NORMAL MODE",path);
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
else
{
if(curser_row>2)
{
curser_row--;
file_num--;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
else if(curser_row==2 && file_num>2)
{
file_num--;
printlist(file_num-curser_row);
statusbar("NORMAL MODE",path);
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
//cout<<"up arrow pressed\n";
}
if(buffer[2]==66) //Down key
{
if(search_flag==0)
{
if(file_num<total_files+1 && curser_row<listend)
{
curser_row++;
file_num++;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
else if(file_num<total_files+1 && curser_row==listend)
{
file_num++;
ls(file_num-curser_row,path);
statusbar("NORMAL MODE",path);
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
else
{
if(file_num<total_files+1 && curser_row<listend)
{
curser_row++;
file_num++;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
else if(file_num<total_files+1 && curser_row==listend)
{
file_num++;
printlist(file_num-curser_row);
statusbar("NORMAL MODE",path);
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
// cout<<"down arrow pressed\n";
}
if(buffer[2]==67) //right key
{
if(search_flag==0)
{
if(!stack2.empty())
{
string S3;
S3=stack2.top();
stack2.pop();
stack1.push(S3);
strcpy (path,S3.c_str());
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=file_num=2;
curser_column=1;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
// cout<<"right arrow pressed\n";
}
if(buffer[2]==68) // left key
{
if(search_flag==0)
{
if(stack1.size()!=1)
{
string S3;
S3=stack1.top();
stack2.push(S3);
stack1.pop();
S3=stack1.top();
strcpy (path,S3.c_str());
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=file_num=2;
curser_column=1;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
}
}
else
{
ls(0,stack1.top().c_str());
statusbar("NORMAL MODE",path);
curser_row=file_num=2;
curser_column=1;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
search_flag=0;
}
// cout<<"left arrow pressed\n";
}
}
}
else if(buffer[0]==10) //Enter key
{
if(search_flag==0)
{
string s4,s5,s6;
stat(point_to_file[file_num-2]->d_name, &file_stat);
if((file_stat.st_mode & S_IFMT)==S_IFDIR)
{ // cout<<"this is dir"<<flush;
s4=stack1.top();
if(!(strcmp(point_to_file[file_num-2]->d_name,"..")==0 && (s4[s4.length()-1]=='.')) && !(strcmp(point_to_file[file_num-2]->d_name,".")==0))
{
strcat(path,"/");
if((strcmp(point_to_file[file_num-2]->d_name,"..")==0))
{
s5=findpath(stack1.top());
strcpy(path,s5.c_str());
}
else
strcat(path,point_to_file[file_num-2]->d_name);
stack1.push(path);
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush; //cout<<point_to_file[i-1]->d_name;
}
}
else if((file_stat.st_mode & S_IFMT)!=S_IFBLK && (file_stat.st_mode & S_IFMT)!=S_IFCHR && (file_stat.st_mode & S_IFMT)!=S_IFIFO && (file_stat.st_mode & S_IFMT)!=S_IFLNK && (file_stat.st_mode & S_IFMT)!=S_IFSOCK)
{
string S1="/usr/bin/xdg-open";
// S1.append(point_to_file[file_num-2]->d_name);
string temppath=stack1.top();
temppath.append("/");
temppath.append(point_to_file[file_num-2]->d_name);
int c_pid = fork();
if (c_pid == 0)
{
execl(S1.c_str(),"xdg-open",temppath.c_str(),NULL);
}
// system(S1.c_str());
}
}
else
{
stat(Path[file_num-2].c_str(), &file_stat);
if((file_stat.st_mode & S_IFMT)==S_IFDIR)
{ // cout<<"this is dir";
strcpy(path,Path[file_num-2].c_str());
stack1.push(path);
ls(0,path);
statusbar("NORMAL MODE",path);
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
search_flag=0; //cout<<point_to_file[i-1]->d_name;
}
else if((file_stat.st_mode & S_IFMT)!=S_IFBLK && (file_stat.st_mode & S_IFMT)!=S_IFCHR && (file_stat.st_mode & S_IFMT)!=S_IFIFO && (file_stat.st_mode & S_IFMT)!=S_IFLNK && (file_stat.st_mode & S_IFMT)!=S_IFSOCK)
{
string S1="/usr/bin/xdg-open";
// S1.append(point_to_file[file_num-2]->d_name);
// cout<<"vvvvvvvvvvvvvvvv:"<<Path[file_num-2]<<flush;
int c_pid = fork();
if (c_pid == 0)
{
execl(S1.c_str(),"xdg-open",Path[file_num-2].c_str(),NULL);
}
// system(S1.c_str());
}
}
}
else if(buffer[0]==72 || buffer[0]==104 && !(strcmp(stack1.top().c_str(),".")==0)) //Home key
{
strcpy(path,".");
ls(0,path);
statusbar("NORMAL MODE",path);
stack1.push(".");
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
search_flag=0;
// cout<<"home key pressed\n";
}
else if(buffer[0]==8 || buffer[0]==127 && !(strcmp(stack1.top().c_str(),".")==0)) //Bacspace
{
if(search_flag==0)
{
string S1=findpath(stack1.top());
strcpy(path,S1.c_str());
ls(0,path);
statusbar("NORMAL MODE",path);
stack1.push(path);
curser_row=2;
curser_column=1;
file_num=2;
cout<<"\033["<<curser_row<<";"<<curser_column<<"H"<<flush;
search_flag=0;
}
// cout<<"backspace pressed\n";
}
buffer[0]=buffer[1]=buffer[2]=0;
}
}