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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2013 Peter Powell <petpow@saberuk.com>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifndef _WIN32
# include <dirent.h>
#endif
/** Provides an easy method of reading a text file into memory. */
class CoreExport FileReader
{
/** The lines of text in the file. */
std::vector<std::string> lines;
/** File size in bytes. */
unsigned long totalSize;
public:
/** Initializes a new file reader. */
FileReader() : totalSize(0) { }
/** Initializes a new file reader and reads the specified file.
* @param filename The file to read into memory.
*/
FileReader(const std::string& filename);
/** Loads a text file from disk.
* @param filename The file to read into memory.
* @throw CoreException The file can not be loaded.
*/
void Load(const std::string& filename);
/** Retrieves the entire contents of the file cache as a single string. */
std::string GetString() const;
/** Retrieves the entire contents of the file cache as a vector of strings. */
const std::vector<std::string>& GetVector() const { return lines; }
/** Retrieves the total size in bytes of the file. */
unsigned long TotalSize() const { return totalSize; }
};
/** Implements methods for file system access */
class CoreExport FileSystem
{
private:
FileSystem() { }
public:
/** Expands a path fragment to a full path.
* @param base The base path to expand from
* @param fragment The path fragment to expand on top of base.
*/
static std::string ExpandPath(const std::string& base, const std::string& fragment);
/**
* Checks whether a file with the specified name exists on the filesystem.
* @param path The path to a file.
* @return True if the file exists; otherwise, false.
*/
static bool FileExists(const std::string& path);
/** Gets the file name segment of a path.
* @param path The path to extract the file name from.
* @return The file name segment of a path.
*/
static std::string GetFileName(const std::string& path);
/** Gets a list of files which exist in the specified directory.
* @param directory The directory to retrieve files from.
* @param entries A vector which entries will be added to.
* @param match If defined then a glob match for files to be matched against.
* @return True if the directory could be opened; otherwise false.
*/
static bool GetFileList(const std::string& directory, std::vector<std::string>& entries, const std::string& match = "*");
/** Determines whether the given path starts with a Windows drive letter.
* @param path The path to validate.
* @returns True if the path begins with a Windows drive letter; otherwise, false.
*/
static bool StartsWithWindowsDriveLetter(const std::string& path);
};
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