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FileParser.cpp
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FileParser.cpp
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#include "FileParser.h"
FileParser::FileParser() {
line = "";
section = "";
key = "";
val = "";
}
bool FileParser::open(string filename) {
infile.open(filename.c_str(), ios::in);
return infile.is_open();
}
void FileParser::close() {
if (infile.is_open())
infile.close();
}
/**
* Advance to the next key pair
* Take note if a new section header is encountered
*
* @return false if EOF, otherwise true
*/
bool FileParser::next() {
string starts_with = "";
new_section = false;
while (!infile.eof()) {
line = getLine(infile);
// skip ahead if this line is empty
if (line.length() == 0) continue;
starts_with = line.at(0);
// skip ahead if this line is a comment
if (starts_with == "#") continue;
// set new section if this line is a section declaration
if (starts_with == "[") {
new_section = true;
section = parse_section_title(line);
// keep searching for a key-pair
continue;
}
// this is a keypair. Perform basic parsing and return
parse_key_pair(line, key, val);
return true;
}
// hit the end of file
return false;
}
/**
* Get an unparsed, unfiltered line from the input file
*/
string FileParser::getRawLine() {
line = "";
if (!infile.eof()) {
line = getLine(infile);
}
return line;
}
FileParser::~FileParser() {
close();
}