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#include "music.h"
#include "decoder.h"
#include "encoder.h"
#include "transcode.h"
#include "tag.h"
#include "config.h"
#include <boost/format.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/cast.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/foreach.hpp>
#include <soci/soci.h>
fs::path music::root_directory;
void music::init(std::string root) {
// remove trailing slash
if(boost::algorithm::ends_with(root, "/"))
root = root.substr(0, root.size()-1);
root_directory = root;
}
MusicListing::p music::get(const std::vector<std::string>& path) {
// prefix path with our root_directory
fs::path p = root_directory;
for(std::vector<std::string>::const_iterator it = path.begin(); it != path.end(); it++) {
// don't allow requests with /../ in the path
if(*it == "..") {
return MusicListing::p();
}
p /= *it;
}
if(fs::is_directory(p)) {
boost::shared_ptr<MusicListing> ml(new MusicDirectory(p));
return ml;
} else if(fs::is_regular_file(p)) {
boost::shared_ptr<MusicListing> ml(new MusicTrack(p));
return ml;
}
return MusicListing::p();
}
MusicListing::p music::get(const std::string& path) {
std::vector<std::string> path_vector;
boost::algorithm::split(path_vector, path, boost::algorithm::is_any_of("/\\"));
return get(path_vector);
}
MusicDirectory::p music::get_directory(const std::string& path) {
MusicListing::p ml = get(path);
if(!ml || !fs::is_directory(ml->path)) {
return MusicDirectory::p();
}
MusicDirectory::p dir(boost::dynamic_pointer_cast<MusicDirectory>(ml));
return dir;
}
std::vector<MusicListing::p> music::find_artist(const std::string artist) {
soci::session sql(config::vm["audist.database"].as<std::string>());
soci::rowset<std::string> rs = (sql.prepare << "SELECT file_name FROM tracks WHERE artist_id IN (SELECT id FROM artists WHERE name LIKE :name)",
soci::use("%"+artist+"%"));
std::vector<MusicListing::p> results;
for(soci::rowset<std::string>::const_iterator it = rs.begin(); it != rs.end(); it++) {
boost::shared_ptr<MusicListing> ml(new MusicTrack(*it));
results.push_back(ml);
}
return results;
}
void music::begin_update(const std::string path) {
MusicDirectory::p dir = get_directory(path);
std::cout << boost::format("updater(%s) called") % path << std::endl;
if(dir) {
update(dir->path);
}
}
void music::update(const MusicDirectory& dir) {
BOOST_FOREACH(fs::path t, dir.tracks) {
std::cout << "track " << t << std::endl;
}
std::for_each(dir.directories.begin(), dir.directories.end(), update);
}
void MusicDirectory::render(HTTP::Connection::p req, HTTPResponse& res) {
res.add_header("content-type", "text/html");
for(PathListings::iterator it = directories.begin(); it != directories.end(); it++) {
std::string rel_path = it->string().substr(music::root_directory.string().size());
res.write(boost::str(boost::format("<a href=\"/files%s\">%s</a><br />") % rel_path % rel_path));
}
for(PathListings::iterator it = tracks.begin(); it != tracks.end(); it++) {
std::string rel_path = it->string().substr(music::root_directory.string().size());
res.write(boost::str(boost::format("<a href=\"/files%s\">%s</a><br />") % rel_path % rel_path));
}
}
MusicTrack::MusicTrack(const fs::path path) {
std::cout << path << std::endl;
this->path = path;
}
MusicDirectory::MusicDirectory(const fs::path root) {
this->path = root;
std::cout << this->path << std::endl;
fs::directory_iterator end_itr;
for(fs::directory_iterator it(this->path); it != end_itr; it++) {
if(fs::is_directory(it->status())) {
directories.push_back(it->path());
} else if(fs::is_regular_file(it->status())) {
tracks.push_back(it->path());
}
}
}
void MusicTrack::render(HTTP::Connection::p req, HTTPResponse& res) {
res.add_header("content-type", "application/octet-stream");
// tag test
Tag *t = new ID3Tag(path.string());
delete t;
if(req->args.count("decoder") && req->args.count("encoder")) {
DecoderBase *d = decoder::get_decoder(req->args["decoder"]);
EncoderBase *e = encoder::get_encoder(req->args["encoder"]);
Transcoder t(path.string(), res, *d, *e);
t.run();
delete d;
delete e;
} else {
fs::ifstream is(path, std::ios::in | std::ios::binary);
is.seekg(0, std::ios::end);
res.add_header("content-length", boost::str(boost::format("%d") % is.tellg()));
is.seekg(0, std::ios::beg);
char data[0x1000];
while(is.good()) {
is.read(data, 0x1000);
res.write(data, is.gcount());
}
}
}
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