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Audio file metadata and thumbnails

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This commit is contained in:
Robin E. R. Davies
2025-05-31 21:06:34 -04:00
parent 13e2f6b5bb
commit c4e0b0ff46
44 changed files with 3490 additions and 661 deletions
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src/WebServerConfig.cpp
+156 -35
View File
@@ -35,10 +35,9 @@
#include "json.hpp"
#include "HotspotManager.hpp"
#include "MimeTypes.hpp"
#include "AudioFileMetadata.hpp"
#include "AudioFileMetadataReader.hpp"
#include "AudioFiles.hpp"
#define OLD_PRESET_EXTENSION ".piPreset"
#define PRESET_EXTENSION ".piPreset"
#define OLD_BANK_EXTENSION ".piBank"
@@ -90,6 +89,16 @@ static std::string GetMimeType(const std::filesystem::path &path)
auto result = mimeTypes.MimeTypeFromExtension(extension);
return result;
}
int32_t ConvertThumbnailSize(const std::string &param)
{
if (param.empty())
{
return 0;
}
return static_cast<int32_t > (std::stoi(param));
}
static bool IsZipFile(const std::filesystem::path &path)
{
std::ifstream f(path);
@@ -185,10 +194,48 @@ public:
else if (segment == "AudioMetadata")
{
return true;
} else if (segment == "NextAudioFile")
}
else if (segment == "Thumbnail")
{
return true;
} else if (segment == "PreviousAudioFile")
}
else if (segment == "PluginPresets")
{
return true;
}
else if (segment == "PluginPreset")
{
return true;
}
else if (segment == "PluginBanks")
{
return true;
}
else if (segment == "PluginBank")
{
return true;
}
else if (segment == "GetPluginInfo")
{
return true;
}
else if (segment == "GetPluginPresets")
{
return true;
}
else if (segment == "GetPreset")
{
return true;
}
else if (segment == "GetBank")
{
return true;
}
else if (segment == "NextAudioFile")
{
return true;
}
else if (segment == "PreviousAudioFile")
{
return true;
}
@@ -437,62 +484,136 @@ public:
}
else if (segment == "AudioMetadata")
{
res.set(HttpField::content_type, "application/json");
// res.set(HttpField::cache_control, "no-cache");
res.set(HttpField::cache_control, "no-cache");
fs::path path = request_uri.query("path");
if (!fs::exists(path) || !this->model->IsInUploadsDirectory(path) || HasDotDot(path))
{
throw PiPedalException("File not found.");
}
std::string metadata = GetAudioFileMetadataString(path);
res.setBody(metadata);
AudioDirectoryInfo::Ptr audioDirectory = AudioDirectoryInfo::Create(path.parent_path());
auto files = audioDirectory->GetFiles();
for (const auto &file : files)
{
std::string fileNameOnly = path.filename();
if (file.fileName() == fileNameOnly)
{
std::stringstream ss;
json_writer writer(ss);
writer.write(file);
res.setBody(ss.str());
return;
}
}
// If we get here, the file was not found in the directory.
throw PiPedalException("File not found in directory.");
}
else if (segment == "Thumbnail")
{
try
{
fs::path path = request_uri.query("path");
if (!fs::exists(path) || !this->model->IsInUploadsDirectory(path) || HasDotDot(path))
{
throw PiPedalException("File not found.");
}
int32_t width = ConvertThumbnailSize(request_uri.query("w"));
int32_t height = ConvertThumbnailSize(request_uri.query("h"));
AudioDirectoryInfo::Ptr audioDirectory = AudioDirectoryInfo::Create(path.parent_path());
audioDirectory->GetFiles(); // ensure that the .index file is up to date.
ThumbnailTemporaryFile thumbnail;
try {
thumbnail = audioDirectory->GetThumbnail(path.filename(), width, height);
} catch (const std::exception &e) {
thumbnail = audioDirectory->DefaultThumbnailTemporaryFile();
}
res.set(HttpField::content_type, thumbnail.GetMimeType());
res.set(HttpField::cache_control, "max-age=300");
res.set(HttpField::content_length, std::to_string(fs::file_size(thumbnail.Path())));
std::filesystem::path t = thumbnail.Path();
res.setBodyFile(t,thumbnail.DeleteFile());
thumbnail.Detach();
}
catch (const std::exception &e)
{
Lv2Log::error("Error getting thumbnail: %s", e.what());
res.set(HttpField::location, "/img/missing_thumbnail.jpg");
// response = 307
throw e;
}
}
else if (segment == "NextAudioFile")
{
res.set(HttpField::content_type, "application/json");
// res.set(HttpField::cache_control, "no-cache");
res.set(HttpField::cache_control, "no-cache");
fs::path path = request_uri.query("path");
try {
if (!fs::exists(path) || !this->model->IsInUploadsDirectory(path) || HasDotDot(path))
{
throw PiPedalException("File not found.");
}
std::string nextFile = AudioFileInfo::GetInstance().GetNextAudioFile(path);
std::stringstream ss;
json_writer writer(ss);
writer.write(nextFile);
res.setBody(ss.str());
} catch (const std::exception&e)
try
{
res.setBody("''");
}
}
else if (segment == "PreviousAudioFile")
{
res.set(HttpField::content_type, "application/json");
// res.set(HttpField::cache_control, "no-cache");
fs::path path = request_uri.query("path");
try {
if (!fs::exists(path) || !this->model->IsInUploadsDirectory(path) || HasDotDot(path))
{
throw PiPedalException("File not found.");
}
std::string previousFile = AudioFileInfo::GetInstance().GetPreviousAudioFile(path);
auto directoryPath = path.parent_path();
auto directoryInfo = AudioDirectoryInfo::Create(directoryPath);
std::string result = directoryInfo->GetNextAudioFile(path.filename());
if (!result.empty())
{
result = (directoryPath / result).string();
}
// json-encode the result.
std::stringstream ss;
json_writer writer(ss);
writer.write(previousFile);
writer.write(result);
res.setBody(ss.str());
} catch (const std::exception&e)
}
catch (const std::exception &e)
{
res.setBody("\"\"");
}
}
}
else if (segment == "PreviousAudioFile")
{
res.set(HttpField::content_type, "application/json");
res.set(HttpField::cache_control, "no-cache");
fs::path path = request_uri.query("path");
try
{
if (!fs::exists(path) || !this->model->IsInUploadsDirectory(path) || HasDotDot(path))
{
throw PiPedalException("File not found.");
}
auto directoryPath = path.parent_path();
auto directoryInfo = AudioDirectoryInfo::Create(directoryPath);
std::string result = directoryInfo->GetPreviousAudioFile(path.filename());
if (!result.empty())
{
result = (directoryPath / result).string();
}
// json-encode the result.
std::stringstream ss;
json_writer writer(ss);
writer.write(result);
res.setBody(ss.str());
}
catch (const std::exception &e)
{
res.setBody("\"\"");
}
}
else
{