bool TemplateEngine::evaluateBooleanJavaScriptExpression(QJSEngine &engine,
const QString &expression, bool *result,
QString *errorMessage)
{
if (errorMessage)
errorMessage->clear();
if (result)
*result = false;
const QJSValue value = engine.evaluate(expression);
if (value.isError()) {
if (errorMessage)
*errorMessage = QString::fromLatin1("Error in \"%1\": %2")
.arg(expression, value.toString());
return false;
}
// Try to convert to bool, be that an int or whatever.
if (value.isBool()) {
if (result)
*result = value.toBool();
return true;
}
if (value.isNumber()) {
if (result)
*result = !qFuzzyCompare(value.toNumber(), 0);
return true;
}
if (value.isString()) {
if (result)
*result = !value.toString().isEmpty();
return true;
}
if (errorMessage)
*errorMessage = QString::fromLatin1("Cannot convert result of \"%1\" (\"%2\"to bool.")
.arg(expression, value.toString());
return false;
}
QJSValue JSKitPebble::buildAckEventObject(uint transaction, const QString &message) const
{
QJSEngine *engine = m_mgr->engine();
QJSValue eventObj = engine->newObject();
QJSValue dataObj = engine->newObject();
dataObj.setProperty("transactionId", engine->toScriptValue(transaction));
eventObj.setProperty("data", dataObj);
if (!message.isEmpty()) {
QJSValue errorObj = engine->newObject();
errorObj.setProperty("message", engine->toScriptValue(message));
eventObj.setProperty("error", errorObj);
}
return eventObj;
}
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
//! [0]
QJSEngine myEngine;
QJSValue three = myEngine.evaluate("1 + 2");
//! [0]
//! [1]
QJSValue fun = myEngine.evaluate("(function(a, b) { return a + b; })");
QJSValueList args;
args << 1 << 2;
QJSValue threeAgain = fun.call(QJSValue(), args);
//! [1]
//! [2]
QString fileName = "helloworld.qs";
QFile scriptFile(fileName);
void OwnCloudService::checkAppInfo(QNetworkReply *reply) {
QString data = QString(reply->readAll());
// qDebug() << data;
// we have to add [], so the string can be parsed as JSON
data = QString("[") + data + QString("]");
QJSEngine engine;
QJSValue result = engine.evaluate(data);
bool appIsValid = result.property(0).property("versioning").toBool();
QString appVersion = result.property(0).property("app_version")
.toVariant().toString();
QString serverVersion = result.property(0).property("server_version")
.toVariant().toString();
// reset to "unknown" in case we can't test if versions
// and trash app are enabled
settingsDialog->setOKLabelData(6, "unknown", SettingsDialog::Unknown);
settingsDialog->setOKLabelData(7, "unknown", SettingsDialog::Unknown);
if (serverVersion != "") {
VersionNumber serverAppVersion = VersionNumber(appVersion);
VersionNumber minAppVersion = VersionNumber(QOWNNOTESAPI_MIN_VERSION);
if (minAppVersion > serverAppVersion) {
settingsDialog->setOKLabelData(4,
"version " + appVersion + " too low",
SettingsDialog::Warning);
} else {
settingsDialog->setOKLabelData(4, "ok", SettingsDialog::OK);
}
// check if versions and trash app are enabled after QOwnNotesAPI v0.3.1
if (serverAppVersion >= VersionNumber("0.3.1")) {
bool versionsAppEnabled = result.property(0).property(
"versions_app").toBool();
bool trashAppEnabled = result.property(0).property(
"trash_app").toBool();
if (versionsAppEnabled) {
settingsDialog->setOKLabelData(6, "ok", SettingsDialog::OK);
} else {
settingsDialog->setOKLabelData(6, "not enabled",
SettingsDialog::Failure);
}
if (trashAppEnabled) {
settingsDialog->setOKLabelData(7, "ok", SettingsDialog::OK);
} else {
settingsDialog->setOKLabelData(7, "not enabled",
SettingsDialog::Failure);
}
}
// check if notes path was found after QOwnNotesAPI v0.4.
if (serverAppVersion >= VersionNumber("0.4.1")) {
bool notesPathExists = result.property(0).property(
"notes_path_exists").toBool();
if (notesPathExists) {
settingsDialog->setOKLabelData(8, "ok", SettingsDialog::OK);
} else {
settingsDialog->setOKLabelData(8, "not found",
SettingsDialog::Failure);
}
}
} else {
settingsDialog->setOKLabelData(4, "not connected",
SettingsDialog::Failure);
}
// call callback in settings dialog
settingsDialog->connectTestCallback(appIsValid, appVersion, serverVersion,
reply->errorString());
}
QStringList VideoAnalyzer::analyze(QString pageUrl, int videoClarity)
{
qDebug()<< pageUrl;
//目前使用flvsp.com解析
QEventLoop loop;
QByteArray url = pageUrl.replace("//","##").toLatin1();
QFile scriptFile(":/base64.js");
scriptFile.open(QIODevice::ReadOnly);
QTextStream out(&scriptFile);
QString contents = out.readAll();
scriptFile.close();
QJSEngine myEngine;
QJSValue fun = myEngine.evaluate(contents);
QJSValueList args;
args << QJSValue(QString(url)) ;
QJSValue base64_encode = myEngine.globalObject().property("base64_encode");
QJSValue encodeResult = base64_encode.call(args).toString();
//qDebug()<<encodeResult.toString();
//qDebug()<<base64_encode(&a,strlen(&a));
QNetworkRequest request;
request.setUrl(QUrl("http://www.flvsp.com/parse/getData.php?url="+encodeResult.toString()));
request.setRawHeader("Accept","text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01");
request.setRawHeader("Accept-Encoding","gzip, deflate, sdch");
request.setRawHeader("Referer","http://www.flvsp.com/?url=https://www.letv.com/ptv/vplay/22827477.html");
request.setRawHeader("X-Requested-With","XMLHttpRequest");
request.setRawHeader("User-Agent","Mozilla/5.0 (Linux; U; Android 4.2; en-us; Nexus One Build/FRF91) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1 ");
QNetworkReply *reply = manager->get(request);
connect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
loop.exec();
QString data = reply->readAll();
qDebug()<<"get flvsp data start";
QStringList videoClarityList = data.split("panel-heading");
if(videoClarityList.count()>2)
{
videoClarityList.removeFirst();
videoClarityList.removeFirst();
}else
{
return QStringList()<<"null";
}
//搜寻符合清晰度的视频
int videoClarityIndex = 10-videoClarity;//flvsp的解析结果中排在前面的清晰度高
QString videos;
for(int i=0;i<10;i++)//往清晰度低的方向查找合适的
{
videos = videoClarityList.value(videoClarityIndex+i,"");
if(videos.isEmpty())
{
continue;
}else
{
break;
}
}
if(videos.isEmpty())//上述循环找不到，往清晰度高的方向找
{
for(int i=0;i<10;i++)
{
videos = videoClarityList.value(videoClarityIndex-i,"");
if(videos.isEmpty())
{
continue;
}else
{
break;
}
}
}
qDebug()<<"get flvsp data end";
//得到真实地址列表realUrlList
QStringList realUrlList;
QRegExp rx("class=\"file_url\" href=\".*\"");
rx.setMinimal(true);
int pos = 0;
while ((pos = rx.indexIn(videos, pos)) != -1) {
QString href = rx.cap(0);
realUrlList.append(href.replace(QRegExp("class=\"file_url\" href=\"|\""),""));
pos += rx.matchedLength();
}
qDebug()<<realUrlList;
return realUrlList;
}
void tst_QJSValueIterator::iterateGetterSetter()
{
// unified getter/setter function
{
QJSEngine eng;
QJSValue obj = eng.newObject();
obj.setProperty("foo", eng.newFunction(myGetterSetter),
QScriptValue::PropertyGetter | QScriptValue::PropertySetter);
QJSValue val(&eng, 123);
obj.setProperty("foo", val);
QVERIFY(obj.property("bar").strictlyEquals(val));
QVERIFY(obj.property("foo").strictlyEquals(val));
QJSValueIterator it(obj);
QVERIFY(it.hasNext());
it.next();
QCOMPARE(it.name(), QString::fromLatin1("foo"));
QCOMPARE(it.flags(), QScriptValue::PropertyFlags(QScriptValue::PropertyGetter | QScriptValue::PropertySetter));
QVERIFY(it.value().strictlyEquals(val));
QJSValue val2(&eng, 456);
it.setValue(val2);
QVERIFY(obj.property("bar").strictlyEquals(val2));
QVERIFY(obj.property("foo").strictlyEquals(val2));
QVERIFY(it.hasNext());
it.next();
QCOMPARE(it.name(), QString::fromLatin1("bar"));
QVERIFY(!it.hasNext());
QVERIFY(it.hasPrevious());
it.previous();
QCOMPARE(it.name(), QString::fromLatin1("bar"));
QVERIFY(it.hasPrevious());
it.previous();
QCOMPARE(it.name(), QString::fromLatin1("foo"));
QCOMPARE(it.flags(), QScriptValue::PropertyFlags(QScriptValue::PropertyGetter | QScriptValue::PropertySetter));
QVERIFY(it.value().strictlyEquals(val2));
it.setValue(val);
QVERIFY(obj.property("bar").strictlyEquals(val));
QVERIFY(obj.property("foo").strictlyEquals(val));
}
// separate getter/setter function
for (int x = 0; x < 2; ++x) {
QJSEngine eng;
QJSValue obj = eng.newObject();
if (x == 0) {
obj.setProperty("foo", eng.newFunction(myGetter), QScriptValue::PropertyGetter);
obj.setProperty("foo", eng.newFunction(mySetter), QScriptValue::PropertySetter);
} else {
obj.setProperty("foo", eng.newFunction(mySetter), QScriptValue::PropertySetter);
obj.setProperty("foo", eng.newFunction(myGetter), QScriptValue::PropertyGetter);
}
QJSValue val(&eng, 123);
obj.setProperty("foo", val);
QVERIFY(obj.property("bar").strictlyEquals(val));
QVERIFY(obj.property("foo").strictlyEquals(val));
QJSValueIterator it(obj);
QVERIFY(it.hasNext());
it.next();
QCOMPARE(it.name(), QString::fromLatin1("foo"));
QVERIFY(it.value().strictlyEquals(val));
QJSValue val2(&eng, 456);
it.setValue(val2);
QVERIFY(obj.property("bar").strictlyEquals(val2));
QVERIFY(obj.property("foo").strictlyEquals(val2));
QVERIFY(it.hasNext());
it.next();
QCOMPARE(it.name(), QString::fromLatin1("bar"));
QVERIFY(!it.hasNext());
QVERIFY(it.hasPrevious());
it.previous();
QCOMPARE(it.name(), QString::fromLatin1("bar"));
QVERIFY(it.hasPrevious());
it.previous();
QCOMPARE(it.name(), QString::fromLatin1("foo"));
QVERIFY(it.value().strictlyEquals(val2));
it.setValue(val);
QVERIFY(obj.property("bar").strictlyEquals(val));
QVERIFY(obj.property("foo").strictlyEquals(val));
}
}
void tst_QJSValueIterator::iterateArray()
{
QFETCH(QStringList, propertyNames);
QFETCH(QStringList, propertyValues);
QJSEngine engine;
QJSValue array = engine.newArray();
// Fill the array
for (int i = 0; i < propertyNames.size(); ++i) {
array.setProperty(propertyNames.at(i), propertyValues.at(i));
}
// Iterate thru array properties. Note that the QJSValueIterator doesn't guarantee
// any order on the iteration!
int length = array.property("length").toInt();
QCOMPARE(length, propertyNames.size());
bool iteratedThruLength = false;
QHash<QString, QJSValue> arrayProperties;
QJSValueIterator it(array);
// Iterate forward
while (it.hasNext()) {
it.next();
const QString name = it.name();
if (name == QString::fromLatin1("length")) {
QVERIFY(it.value().isNumber());
QCOMPARE(it.value().toInt(), length);
QVERIFY2(!iteratedThruLength, "'length' appeared more than once during iteration.");
iteratedThruLength = true;
continue;
}
// Storing the properties we iterate in a hash to compare with test data.
QVERIFY2(!arrayProperties.contains(name), "property appeared more than once during iteration.");
arrayProperties.insert(name, it.value());
QVERIFY(it.value().strictlyEquals(array.property(name)));
}
// Verify properties
QVERIFY(iteratedThruLength);
QCOMPARE(arrayProperties.size(), propertyNames.size());
for (int i = 0; i < propertyNames.size(); ++i) {
QVERIFY(arrayProperties.contains(propertyNames.at(i)));
QCOMPARE(arrayProperties.value(propertyNames.at(i)).toString(), propertyValues.at(i));
}
#if 0
// Iterate backwards
arrayProperties.clear();
iteratedThruLength = false;
it.toBack();
while (it.hasPrevious()) {
it.previous();
const QString name = it.name();
if (name == QString::fromLatin1("length")) {
QVERIFY(it.value().isNumber());
QCOMPARE(it.value().toInt(), length);
QCOMPARE(it.flags(), QScriptValue::SkipInEnumeration | QScriptValue::Undeletable);
QVERIFY2(!iteratedThruLength, "'length' appeared more than once during iteration.");
iteratedThruLength = true;
continue;
}
// Storing the properties we iterate in a hash to compare with test data.
QVERIFY2(!arrayProperties.contains(name), "property appeared more than once during iteration.");
arrayProperties.insert(name, it.value());
QCOMPARE(it.flags(), array.propertyFlags(name));
QVERIFY(it.value().strictlyEquals(array.property(name)));
}
// Verify properties
QVERIFY(iteratedThruLength);
QCOMPARE(arrayProperties.size(), propertyNames.size());
for (int i = 0; i < propertyNames.size(); ++i) {
QVERIFY(arrayProperties.contains(propertyNames.at(i)));
QCOMPARE(arrayProperties.value(propertyNames.at(i)).toString(), propertyValues.at(i));
}
// ### Do we still need this test?
// Forward test again but as object
arrayProperties.clear();
iteratedThruLength = false;
QJSValue arrayObject = engine.toObject(array);
QJSValueIterator it2(arrayObject);
while (it2.hasNext()) {
it2.next();
const QString name = it2.name();
if (name == QString::fromLatin1("length")) {
QVERIFY(it2.value().isNumber());
QCOMPARE(it2.value().toInt(), length);
QCOMPARE(it2.flags(), QScriptValue::SkipInEnumeration | QScriptValue::Undeletable);
QVERIFY2(!iteratedThruLength, "'length' appeared more than once during iteration.");
iteratedThruLength = true;
continue;
}
// Storing the properties we iterate in a hash to compare with test data.
QVERIFY2(!arrayProperties.contains(name), "property appeared more than once during iteration.");
arrayProperties.insert(name, it2.value());
QCOMPARE(it2.flags(), arrayObject.propertyFlags(name));
QVERIFY(it2.value().strictlyEquals(arrayObject.property(name)));
}
// Verify properties
QVERIFY(iteratedThruLength);
QCOMPARE(arrayProperties.size(), propertyNames.size());
for (int i = 0; i < propertyNames.size(); ++i) {
QVERIFY(arrayProperties.contains(propertyNames.at(i)));
QCOMPARE(arrayProperties.value(propertyNames.at(i)).toString(), propertyValues.at(i));
}
#endif
}
