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authorPetr Mrázek <peterix@gmail.com>2016-04-10 15:53:05 +0200
committerPetr Mrázek <peterix@gmail.com>2016-05-01 00:00:14 +0200
commitb6d455a02bd338e9dc0faa09d4d8177ecd8d569a (patch)
tree41982bca1ede50049f2f8c7109dd18edeefde6d0 /libraries/logic/Json.cpp
parent47e37635f50c09b4f9a9ee7699e3120bab3e4088 (diff)
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NOISSUE reorganize and document libraries
Diffstat (limited to 'libraries/logic/Json.cpp')
-rw-r--r--libraries/logic/Json.cpp272
1 files changed, 0 insertions, 272 deletions
diff --git a/libraries/logic/Json.cpp b/libraries/logic/Json.cpp
deleted file mode 100644
index f2cbc8a3..00000000
--- a/libraries/logic/Json.cpp
+++ /dev/null
@@ -1,272 +0,0 @@
-// Licensed under the Apache-2.0 license. See README.md for details.
-
-#include "Json.h"
-
-#include <QFile>
-
-#include "FileSystem.h"
-#include <math.h>
-
-namespace Json
-{
-void write(const QJsonDocument &doc, const QString &filename)
-{
- FS::write(filename, doc.toJson());
-}
-void write(const QJsonObject &object, const QString &filename)
-{
- write(QJsonDocument(object), filename);
-}
-void write(const QJsonArray &array, const QString &filename)
-{
- write(QJsonDocument(array), filename);
-}
-
-QByteArray toBinary(const QJsonObject &obj)
-{
- return QJsonDocument(obj).toBinaryData();
-}
-QByteArray toBinary(const QJsonArray &array)
-{
- return QJsonDocument(array).toBinaryData();
-}
-QByteArray toText(const QJsonObject &obj)
-{
- return QJsonDocument(obj).toJson(QJsonDocument::Compact);
-}
-QByteArray toText(const QJsonArray &array)
-{
- return QJsonDocument(array).toJson(QJsonDocument::Compact);
-}
-
-static bool isBinaryJson(const QByteArray &data)
-{
- decltype(QJsonDocument::BinaryFormatTag) tag = QJsonDocument::BinaryFormatTag;
- return memcmp(data.constData(), &tag, sizeof(QJsonDocument::BinaryFormatTag)) == 0;
-}
-QJsonDocument requireDocument(const QByteArray &data, const QString &what)
-{
- if (isBinaryJson(data))
- {
- QJsonDocument doc = QJsonDocument::fromBinaryData(data);
- if (doc.isNull())
- {
- throw JsonException(what + ": Invalid JSON (binary JSON detected)");
- }
- return doc;
- }
- else
- {
- QJsonParseError error;
- QJsonDocument doc = QJsonDocument::fromJson(data, &error);
- if (error.error != QJsonParseError::NoError)
- {
- throw JsonException(what + ": Error parsing JSON: " + error.errorString());
- }
- return doc;
- }
-}
-QJsonDocument requireDocument(const QString &filename, const QString &what)
-{
- return requireDocument(FS::read(filename), what);
-}
-QJsonObject requireObject(const QJsonDocument &doc, const QString &what)
-{
- if (!doc.isObject())
- {
- throw JsonException(what + " is not an object");
- }
- return doc.object();
-}
-QJsonArray requireArray(const QJsonDocument &doc, const QString &what)
-{
- if (!doc.isArray())
- {
- throw JsonException(what + " is not an array");
- }
- return doc.array();
-}
-
-void writeString(QJsonObject &to, const QString &key, const QString &value)
-{
- if (!value.isEmpty())
- {
- to.insert(key, value);
- }
-}
-
-void writeStringList(QJsonObject &to, const QString &key, const QStringList &values)
-{
- if (!values.isEmpty())
- {
- QJsonArray array;
- for(auto value: values)
- {
- array.append(value);
- }
- to.insert(key, array);
- }
-}
-
-template<>
-QJsonValue toJson<QUrl>(const QUrl &url)
-{
- return QJsonValue(url.toString(QUrl::FullyEncoded));
-}
-template<>
-QJsonValue toJson<QByteArray>(const QByteArray &data)
-{
- return QJsonValue(QString::fromLatin1(data.toHex()));
-}
-template<>
-QJsonValue toJson<QDateTime>(const QDateTime &datetime)
-{
- return QJsonValue(datetime.toString(Qt::ISODate));
-}
-template<>
-QJsonValue toJson<QDir>(const QDir &dir)
-{
- return QDir::current().relativeFilePath(dir.absolutePath());
-}
-template<>
-QJsonValue toJson<QUuid>(const QUuid &uuid)
-{
- return uuid.toString();
-}
-template<>
-QJsonValue toJson<QVariant>(const QVariant &variant)
-{
- return QJsonValue::fromVariant(variant);
-}
-
-
-template<> QByteArray requireIsType<QByteArray>(const QJsonValue &value, const QString &what)
-{
- const QString string = ensureIsType<QString>(value, what);
- // ensure that the string can be safely cast to Latin1
- if (string != QString::fromLatin1(string.toLatin1()))
- {
- throw JsonException(what + " is not encodable as Latin1");
- }
- return QByteArray::fromHex(string.toLatin1());
-}
-
-template<> QJsonArray requireIsType<QJsonArray>(const QJsonValue &value, const QString &what)
-{
- if (!value.isArray())
- {
- throw JsonException(what + " is not an array");
- }
- return value.toArray();
-}
-
-
-template<> QString requireIsType<QString>(const QJsonValue &value, const QString &what)
-{
- if (!value.isString())
- {
- throw JsonException(what + " is not a string");
- }
- return value.toString();
-}
-
-template<> bool requireIsType<bool>(const QJsonValue &value, const QString &what)
-{
- if (!value.isBool())
- {
- throw JsonException(what + " is not a bool");
- }
- return value.toBool();
-}
-
-template<> double requireIsType<double>(const QJsonValue &value, const QString &what)
-{
- if (!value.isDouble())
- {
- throw JsonException(what + " is not a double");
- }
- return value.toDouble();
-}
-
-template<> int requireIsType<int>(const QJsonValue &value, const QString &what)
-{
- const double doubl = requireIsType<double>(value, what);
- if (fmod(doubl, 1) != 0)
- {
- throw JsonException(what + " is not an integer");
- }
- return int(doubl);
-}
-
-template<> QDateTime requireIsType<QDateTime>(const QJsonValue &value, const QString &what)
-{
- const QString string = requireIsType<QString>(value, what);
- const QDateTime datetime = QDateTime::fromString(string, Qt::ISODate);
- if (!datetime.isValid())
- {
- throw JsonException(what + " is not a ISO formatted date/time value");
- }
- return datetime;
-}
-
-template<> QUrl requireIsType<QUrl>(const QJsonValue &value, const QString &what)
-{
- const QString string = ensureIsType<QString>(value, what);
- if (string.isEmpty())
- {
- return QUrl();
- }
- const QUrl url = QUrl(string, QUrl::StrictMode);
- if (!url.isValid())
- {
- throw JsonException(what + " is not a correctly formatted URL");
- }
- return url;
-}
-
-template<> QDir requireIsType<QDir>(const QJsonValue &value, const QString &what)
-{
- const QString string = requireIsType<QString>(value, what);
- // FIXME: does not handle invalid characters!
- return QDir::current().absoluteFilePath(string);
-}
-
-template<> QUuid requireIsType<QUuid>(const QJsonValue &value, const QString &what)
-{
- const QString string = requireIsType<QString>(value, what);
- const QUuid uuid = QUuid(string);
- if (uuid.toString() != string) // converts back => valid
- {
- throw JsonException(what + " is not a valid UUID");
- }
- return uuid;
-}
-
-template<> QJsonObject requireIsType<QJsonObject>(const QJsonValue &value, const QString &what)
-{
- if (!value.isObject())
- {
- throw JsonException(what + " is not an object");
- }
- return value.toObject();
-}
-
-template<> QVariant requireIsType<QVariant>(const QJsonValue &value, const QString &what)
-{
- if (value.isNull() || value.isUndefined())
- {
- throw JsonException(what + " is null or undefined");
- }
- return value.toVariant();
-}
-
-template<> QJsonValue requireIsType<QJsonValue>(const QJsonValue &value, const QString &what)
-{
- if (value.isNull() || value.isUndefined())
- {
- throw JsonException(what + " is null or undefined");
- }
- return value;
-}
-
-}