/*

* Functions manipulating filenames and paths

*

* by WangLu

* 2012.11.29

*/

#include <errno.h>

#include <sys/stat.h>

#include <sys/types.h>

#include "path.h"

using std::string;

namespace pdf2htmlEX {

void create_directories(const string & path)

{

if(path.empty()) return;

size_t idx = path.rfind('/');

if(idx != string::npos)

{

create_directories(path.substr(0, idx));

}

int r = mkdir(path.c_str(), S_IRWXU);

if(r != 0)

{

if(errno == EEXIST)

{

struct stat stat_buf;

if((stat(path.c_str(), &stat_buf) == 0) && S_ISDIR(stat_buf.st_mode))

return;

}

throw string("Cannot create directory: ") + path;

}

}

bool is_truetype_suffix(const string & suffix)

{

return (suffix == ".ttf") || (suffix == ".ttc") || (suffix == ".otf");

}

string get_filename (const string & path)

{

size_t idx = path.rfind('/');

if(idx == string::npos)

return path;

else if (idx == path.size() - 1)

return "";

return path.substr(idx + 1);

}

string get_suffix(const string & path)

{

string fn = get_filename(path);

size_t idx = fn.rfind('.');

if(idx == string::npos)

return "";

else

{

string s = fn.substr(idx);

for(auto iter = s.begin(); iter != s.end(); ++iter)

*iter = tolower(*iter);

return s;

}

}

} //namespace pdf2htmlEX