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Continuing work on download functionality

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This commit is contained in:
kdeng00
2019-12-03 21:16:35 -05:00
parent 1e70f84622
commit daf62f222c
16 changed files with 460 additions and 326 deletions
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app/src/main/cpp/Demo.cpp
+27 -19
View File
@@ -58,6 +58,9 @@ jobject songToObj(JNIEnv *env, const model::Song& song)
jmethodID songDuration = env->GetMethodID( songClass, "setDuration", "(I)V" );
jmethodID songYear = env->GetMethodID( songClass, "setYear", "(I)V" );
jmethodID songCoverArtId = env->GetMethodID(songClass, "setCoverArtId", "(I)V");
jmethodID songPathId = env->GetMethodID(songClass, "setPath", "(Ljava/lang/String;)V");
jmethodID songFilenameId = env->GetMethodID(songClass, "setFilename", "(Ljava/lang/String;)V");
jmethodID songDownloadedId = env->GetMethodID(songClass, "setDownloaded", "(B)V");
jint id = song.id;
jstring title = env->NewStringUTF(song.title.c_str());
@@ -68,6 +71,10 @@ jobject songToObj(JNIEnv *env, const model::Song& song)
jint duration = song.duration;
jint year = song.year;
jint coverArtId = song.coverArtId;
jstring songPath = env->NewStringUTF(song.path.c_str());
jstring songFilename = env->NewStringUTF(song.filename.c_str());
jboolean songDownloaded = song.downloaded;
env->CallVoidMethod( songObj, songId, id );
env->CallVoidMethod(songObj, songTitle, title);
@@ -78,12 +85,17 @@ jobject songToObj(JNIEnv *env, const model::Song& song)
env->CallVoidMethod(songObj, songDuration, duration);
env->CallVoidMethod(songObj, songYear, year);
env->CallVoidMethod(songObj, songCoverArtId, coverArtId);
env->CallVoidMethod(songObj, songPathId, songPath);
env->CallVoidMethod(songObj, songFilenameId, songFilename);
env->CallVoidMethod(songObj, songDownloadedId, songDownloaded);
env->DeleteLocalRef(title);
env->DeleteLocalRef(album);
env->DeleteLocalRef(albumArtist);
env->DeleteLocalRef(artist);
env->DeleteLocalRef(genre);
env->DeleteLocalRef(songPath);
env->DeleteLocalRef(songFilename);
return songObj;
}
@@ -404,24 +416,6 @@ Java_com_example_mear_repositories_TrackRepository_retrieveSong(
return fetchedSongObj;
}
extern "C"
JNIEXPORT jobject
JNICALL
Java_com_example_mear_repositories_TrackRepositories_downloadSong(
JNIEnv *env,
jobject thisObj,
jobject tokenObj,
jobject songObj,
jstring uriStr
) {
// TODO: left off here
model::Song downloadedSong;
auto downloadedSongObj = songToObj(env, downloadedSong);
return downloadedSongObj;
}
extern "C"
JNIEXPORT jobject
JNICALL
@@ -648,7 +642,6 @@ Java_com_example_mear_repositories_APIRepository_saveAPIInfoRecord(
saveAPIInfo(apiInfo, path);
}
extern "C"
JNIEXPORT void
JNICALL
@@ -669,6 +662,21 @@ Java_com_example_mear_repositories_TokenRepository_saveTokenRecord(
saveToken(token, path);
}
extern "C"
JNIEXPORT void
JNICALL
Java_com_example_mear_repositories_TrackRepositories_downloadSong(
JNIEnv *env,
jobject thisObj,
jobject tokenObj,
jobject songObj,
jstring uriStr
) {
// TODO: left off here
auto song = ObjToSong<jobject, JNIEnv>(env, songObj);
}
extern "C"
JNIEXPORT void
JNICALL
app/src/main/cpp/Demo.h
+30
View File
@@ -24,6 +24,32 @@ std::string jstringToString(JNIEnv*, jstring&);
model::APIInfo retrieveAPIInfo(const std::string&);
template<typename SongObj, typename JE, class Song = model::Song>
Song ObjToSong(JE *env, SongObj obj) {
jclass songClass = env->GetObjectClass(obj);
//jmethodID jconstructor = env->GetMethodID( songClass, "<init>", "()V" );
//jobject songObj = env->NewObject( songClass, jconstructor );
auto songId = env->GetFieldID( songClass, "id", "I" );
auto songTitle = env->GetFieldID( songClass, "title", "Ljava/lang/String;" );
auto songAlbum = env->GetFieldID( songClass, "album", "Ljava/lang/String;" );
auto songAlbumArtist = env->GetFieldID(songClass, "albumArtist", "Ljava/lang/String;");
auto songArtist = env->GetFieldID( songClass, "artist", "Ljava/lang/String;" );
auto songGenre = env->GetFieldID( songClass, "genre", "Ljava/lang/String;" );
auto songDuration = env->GetFieldID( songClass, "duration", "I" );
auto songYear = env->GetFieldID( songClass, "year", "I" );
auto songCoverArtId = env->GetFieldID(songClass, "coverArtId", "I");
auto songPathId = env->GetFieldID(songClass, "path", "Ljava/lang/String;");
auto songFilenameId = env->GetFieldID(songClass, "filename", "Ljava/lang/String;");
auto songDownloadedId = env->GetFieldID(songClass, "downloaded", "B");
auto titleVal = (jstring)env->GetObjectField(obj, songTitle);
Song song;
return song;
}
model::Song retrieveSong(const model::Token&, const model::Song&, const std::string&);
model::Token fetchToken(const model::User&, const std::string&);
@@ -44,6 +70,10 @@ void saveCredentials(const model::User&, const std::string&);
void saveToken(const model::Token&, const std::string&);
void updateRepeatMode(const std::string&);
void updateShuffleMode(const std::string&);
template<class Song = model::Song>
void downloadSong(Song& song) {
}
app/src/main/cpp/manager/DirectoryManager.h
+87 -13
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@@ -6,48 +6,122 @@
#define MEAR_DIRECTORYMANAGER_H
#include <string>
#include <cstdio>
#include <dirent.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "../model/Song.h"
#include "../utility/GeneralUtility.h"
namespace manager {
template<class Song = model::Song>
class DirectoryManager {
public:
template<typename Str = std::string, class Song = model::Song>
template<typename Str = std::string>
Str fullSongPath(const Song& song, const Str& path) {
auto s = "";
auto s = utility::GeneralUtility::appendForwardSlashToUri(path);
s.append(song.albumArtist);
s.append("/");
s.append(song.album);
s.append("/");
s.append(song.filename);
return s;
}
template<typename Str = std::string, class Song = model::Song>
template<typename Str = std::string>
Str albumPath(const Song& song, const Str& path) {
auto ss = "";
auto s = utility::GeneralUtility::appendForwardSlashToUri(path);
s.append(song.albumArtist);
s.append("/");
s.append(song.album);
return ss;
return s;
}
template<typename Str = std::string, class Song = model::Song>
template<typename Str = std::string>
Str artistPath(const Song& song, const Str& path) {
return "art";
auto s = utility::GeneralUtility::appendForwardSlashToUri(path);
s.append(song.albumArtist);
return s;
}
template<typename Str = std::string, class Song = model::Song>
bool doesSongExist(const Song& song, const Str& path) {
return false;
template<typename Str = std::string, typename B = bool>
B doesSongExist(const Song& song, const Str& path) {
auto s = albumPath(song, path);
s.append("/");
s.append(song.filename);
stat buffer;
return (stat (s.c_str(), &buffer) == 0);
}
template<typename Str = std::string, typename B = bool>
B deleteSong(const Song& song, const Str& path) {
auto s = fullSongPath(song, path);
auto result = std::remove(s.c_str());
if (result == 0) {
return true;
} else {
return false;
}
}
template<typename Str = std::string, class Song = model::Song>
template<typename Str = std::string>
void createSongDirectory(const Song& song, const Str& path) {
if (!artistDirectoryExists(song, path)) {
auto status = mkdir(artistPath(song, path).c_str(), 0777);
}
if (!albumDirectoryExists(song, path)) {
auto status = mkdir(albumPath(song, path), 0777);
}
}
template<typename Str = std::string, class Song = model::Song>
template<typename Str = std::string>
void deleteSongDirectory(const Song& song, const Str& path) {
}
private:
template<typename Str = std::string, typename B = bool>
B albumDirectoryExists(const Song song, const Str& path) {
auto albumPath = utility::GeneralUtility::appendForwardSlashToUri(path);
albumPath.append(song.albumArtist);
albumPath.append("/");
albumPath.append(song.album);
DIR* dir = opendir(albumPath.c_str());
if (dir) {
closedir(dir);
return true;
} else if (ENOENT == errno) {
return false;
}
return true;
}
template<typename Str = std::string, typename B = bool>
B artistDirectoryExists(const Song song, const Str& path) {
auto artistPath = utility::GeneralUtility::appendForwardSlashToUri(path);
artistPath.append(song.albumArtist);
DIR* dir = opendir(artistPath.c_str());
if (dir) {
closedir(dir);
return true;
} else if (ENOENT == errno) {
return false;
}
return true;
}
};
}
app/src/main/cpp/model/Song.h
+28 -29
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@@ -10,36 +10,35 @@
namespace model {
class Song {
public:
Song() = default;
Song(const int id) : id(id) { }
Song(const int id, const std::string& title, const std::string& artist,
const std::string& album, const std::string& genre,
const int duration, const int year) :
id(id), title(title), artist(artist), album(album),
genre(genre), duration(duration), year(year) { }
Song(const int id, const std::string& title, const std::string& artist,
const std::string& album, const std::string& albumArtist, const std::string& genre,
const int duration, const int year, const int coverArtId) :
id(id), title(title), artist(artist), album(album), albumArtist(albumArtist),
genre(genre), duration(duration), year(year), coverArtId(coverArtId) { }
class Song
{
public:
Song() = default;
Song(const int id) : id(id) { }
Song(const int id, const std::string& title, const std::string& artist,
const std::string& album, const std::string& genre,
const int duration, const int year) :
id(id), title(title), artist(artist), album(album),
genre(genre), duration(duration), year(year) { }
Song(const int id, const std::string& title, const std::string& artist,
const std::string& album, const std::string& albumArtist, const std::string& genre,
const int duration, const int year, const int coverArtId) :
id(id), title(title), artist(artist), album(album), albumArtist(albumArtist),
genre(genre), duration(duration), year(year), coverArtId(coverArtId) { }
int id;
std::string title;
std::string artist;
std::string album;
std::string albumArtist;
std::string genre;
int duration;
int year;
int coverArtId;
std::vector<char> data;
bool downloaded;
std::string path;
};
int id;
std::string title;
std::string artist;
std::string album;
std::string albumArtist;
std::string genre;
int duration;
int year;
int coverArtId;
std::vector<char> data;
bool downloaded;
std::string path;
std::string filename;
};
}
#endif //MEAR_SONG_H
app/src/main/cpp/repository/SongRepository.h
+2
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@@ -140,6 +140,8 @@ namespace repository {
auto res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
downloadedSong.data = std::move(std::vector<char>(data.begin(), data.end()));
downloadedSong.filename = downloadedSong.title;
downloadedSong.filename.append(".mp3");
return downloadedSong;
}