mirror of
https://github.com/transmission/transmission
synced 2024-12-25 01:03:01 +00:00
107 lines
3.4 KiB
C++
107 lines
3.4 KiB
C++
// This file Copyright © 2007-2023 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#include "libtransmission/transmission.h"
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#include "libtransmission/file.h"
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#include "libtransmission/quark.h"
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#include "libtransmission/stats.h"
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#include "libtransmission/tr-strbuf.h"
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#include "libtransmission/utils.h" // for tr_getRatio(), tr_time()
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#include "libtransmission/variant.h"
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using namespace std::literals;
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tr_session_stats tr_stats::load_old_stats(std::string_view config_dir)
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{
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auto ret = tr_session_stats{};
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auto top = tr_variant{};
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auto filename = tr_pathbuf{ config_dir, "/stats.json"sv };
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bool loaded = tr_sys_path_exists(filename) && tr_variantFromFile(&top, TR_VARIANT_PARSE_JSON, filename.sv(), nullptr);
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if (!loaded)
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{
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// maybe the user just upgraded from an old version of Transmission
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// that was still using stats.benc
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filename.assign(config_dir, "/stats.benc");
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loaded = tr_sys_path_exists(filename) && tr_variantFromFile(&top, TR_VARIANT_PARSE_BENC, filename.sv(), nullptr);
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}
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if (loaded)
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{
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auto i = int64_t{};
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if (tr_variantDictFindInt(&top, TR_KEY_downloaded_bytes, &i))
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{
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ret.downloadedBytes = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_files_added, &i))
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{
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ret.filesAdded = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_seconds_active, &i))
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{
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ret.secondsActive = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_session_count, &i))
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{
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ret.sessionCount = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_uploaded_bytes, &i))
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{
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ret.uploadedBytes = (uint64_t)i;
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}
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tr_variantClear(&top);
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}
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return ret;
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}
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void tr_stats::save() const
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{
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auto const saveme = cumulative();
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auto const filename = tr_pathbuf{ config_dir_, "/stats.json"sv };
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auto top = tr_variant{};
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tr_variantInitDict(&top, 5);
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tr_variantDictAddInt(&top, TR_KEY_downloaded_bytes, saveme.downloadedBytes);
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tr_variantDictAddInt(&top, TR_KEY_files_added, saveme.filesAdded);
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tr_variantDictAddInt(&top, TR_KEY_seconds_active, saveme.secondsActive);
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tr_variantDictAddInt(&top, TR_KEY_session_count, saveme.sessionCount);
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tr_variantDictAddInt(&top, TR_KEY_uploaded_bytes, saveme.uploadedBytes);
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tr_variantToFile(&top, TR_VARIANT_FMT_JSON, filename);
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tr_variantClear(&top);
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}
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void tr_stats::clear()
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{
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single_ = old_ = Zero;
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start_time_ = tr_time();
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}
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[[nodiscard]] tr_session_stats tr_stats::current() const
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{
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auto ret = single_;
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ret.secondsActive = time(nullptr) - start_time_;
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ret.ratio = tr_getRatio(ret.uploadedBytes, ret.downloadedBytes);
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return ret;
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}
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tr_session_stats tr_stats::add(tr_session_stats const& a, tr_session_stats const& b)
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{
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auto ret = tr_session_stats{};
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ret.uploadedBytes = a.uploadedBytes + b.uploadedBytes;
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ret.downloadedBytes = a.downloadedBytes + b.downloadedBytes;
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ret.filesAdded = a.filesAdded + b.filesAdded;
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ret.sessionCount = a.sessionCount + b.sessionCount;
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ret.secondsActive = a.secondsActive + b.secondsActive;
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ret.ratio = tr_getRatio(ret.uploadedBytes, ret.downloadedBytes);
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return ret;
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}
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