/******************************************************************************
*
* Copyright (c) 2014 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* Folder.h
*
*****************************************************************************/
#pragma once
#include <oz++/CommonObject.h>
#include <oz++/Exception.h>
namespace OZ {
#define SLASH '/'
class Folder :public CommonObject {
private:
char path[PATH_MAX+1];
public:
/*
* Folder name is expected to end with '/';
*
*/
Folder(const char* name)
{
assert(name);
memset(path, 0, sizeof(path));
int len = strlen(name);
if (len > 0 && len < PATH_MAX) {
strcpy(path, name);
checkPath(path);
}
}
public:
//This returns true if path exists
bool exists()
{
bool rc = false;
struct stat sts;
int r = stat(path, &sts);
if (r ==-1 && errno == ENOENT) {
rc = false;
} else {
rc = true;
}
return rc;
}
public:
//This returns true if path folder is created successfully
bool create(mode_t mode=DEFAULT_DIR_PERMISSION)
{
char* dir = strdup(path);
char* slash;
bool status = true;
char* ptr = dir;
ptr++;
while ((slash = strchr(ptr, SLASH)) !=NULL ) {
*slash = '\0';
dprintf("%s\n", dir);
struct stat st;
if (stat(dir, &st) != 0) {
if (mkdir(dir, mode) != 0 && errno != EEXIST) {
dprintf("failed to mkdir %s\n", dir);
throw IException("Failed to mkdir %s; %s", dir, error() );
status = false;
break;
} else {
dprintf("Created a folder %s\n", dir);
status = true;
}
} else {
dprintf("Dir(%s) alredy exists\n", dir);
}
*slash = SLASH;
ptr = slash + 1;
}
free(dir);
return status;
}
private:
int checkPath(char* path)
{
int rc = -1;
int len = strlen(path);
char* slash = strrchr(path, SLASH);
if (slash) {
if (path[len-1] != SLASH) {
slash++;
*slash = '\0';
rc = 0;
}
}
return rc;
}
};
}