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Code Wiki Activity

Texture cache -> Media cache WIP

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This commit is contained in:
Perttu Ahola 2012-03-25 11:50:29 +03:00
parent 4bf5065a9c
commit f801e16b78
8 changed files with 235 additions and 241 deletions
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43
src/filecache.cpp
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@ -28,14 +28,13 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <string>
#include <iostream>
bool FileCache::loadByPath(const std::string &name, std::ostream &os,
const std::string &path)
bool FileCache::loadByPath(const std::string &path, std::ostream &os)
{
std::ifstream fis(path.c_str(), std::ios_base::binary);
if(!fis.good()){
infostream<<"FileCache: File not found in cache: "
<<name << " expected it at: "<<path<<std::endl;
verbosestream<<"FileCache: File not found in cache: "
<<path<<std::endl;
return false;
}
@ -53,15 +52,14 @@ bool FileCache::loadByPath(const std::string &name, std::ostream &os,
}
}
if(bad){
infostream<<"FileCache: Failed to read file from cache: \""
<<path<<"\""<<std::endl;
errorstream<<"FileCache: Failed to read file from cache: \""
<<path<<"\""<<std::endl;
}
return !bad;
}
bool FileCache::updateByPath(const std::string &name, const std::string &data,
const std::string &path)
bool FileCache::updateByPath(const std::string &path, const std::string &data)
{
std::ofstream file(path.c_str(), std::ios_base::binary |
std::ios_base::trunc);
@ -69,7 +67,7 @@ bool FileCache::updateByPath(const std::string &name, const std::string &data,
if(!file.good())
{
errorstream<<"FileCache: Can't write to file at "
<<path<<std::endl;
<<path<<std::endl;
return false;
}
@ -82,36 +80,31 @@ bool FileCache::updateByPath(const std::string &name, const std::string &data,
bool FileCache::loadByName(const std::string &name, std::ostream &os)
{
std::string path = m_dir + DIR_DELIM + name;
return loadByPath(name, os, path);
return loadByPath(path, os);
}
bool FileCache::updateByName(const std::string &name, const std::string &data)
{
std::string path = m_dir + DIR_DELIM + name;
return updateByPath(name, data, path);
return updateByPath(path, data);
}
std::string FileCache::getPathFromChecksum(const std::string &name,
const std::string &checksum)
std::string FileCache::getPathFromChecksum(const std::string &checksum)
{
std::string checksum_hex = hex_encode(checksum.c_str(), checksum.length());
size_t dot = name.find_last_of('.');;
std::string ext = (dot == std::string::npos)? "" :
name.substr(dot, std::string::npos);
return m_dir + DIR_DELIM + checksum_hex + ext;
return m_dir + DIR_DELIM + checksum_hex;
}
bool FileCache::loadByChecksum(const std::string &name, std::ostream &os,
const std::string &checksum)
bool FileCache::loadByChecksum(const std::string &checksum, std::ostream &os)
{
std::string path = getPathFromChecksum(name, checksum);
return loadByPath(name, os, path);
std::string path = getPathFromChecksum(checksum);
return loadByPath(path, os);
}
bool FileCache::updateByChecksum(const std::string &name,
const std::string &data, const std::string &checksum)
bool FileCache::updateByChecksum(const std::string &checksum,
const std::string &data)
{
std::string path = getPathFromChecksum(name, checksum);
return updateByPath(name, data, path);
std::string path = getPathFromChecksum(checksum);
return updateByPath(path, data);
}