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Do not allow posting too large messages

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This commit is contained in:
hunbernd 2020-01-02 18:43:35 +01:00
parent 349f0e0c31
commit 778c5ea47d
3 changed files with 16 additions and 9 deletions
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22
retroshare-gui/src/gui/Posted/PostedCreatePostDialog.cpp
View File

@ -75,6 +75,12 @@ PostedCreatePostDialog::~PostedCreatePostDialog()
void PostedCreatePostDialog::createPost()
{
if(ui->titleEdit->text().isEmpty()) {
/* error message */
QMessageBox::warning(this, "RetroShare", tr("Please add a Title"), QMessageBox::Ok, QMessageBox::Ok);
return; //Don't add a empty title!!
}
RsGxsId authorId;
switch (ui->idChooser->getChosenId(authorId)) {
case GxsIdChooser::KnowId:
@ -108,13 +114,14 @@ void PostedCreatePostDialog::createPost()
{
// send posted image
post.mImage.copy((uint8_t *) imagebytes.data(), imagebytes.size());
}
int msgsize = post.mLink.length() + post.mMeta.mMsgName.length() + post.mNotes.length() + imagebytes.size();
if(msgsize > MAXMESSAGESIZE) {
QString errormessage = QString(tr("Message is too large.<br />actual size: %1 bytes, maximum size: %2 bytes.")).arg(msgsize).arg(MAXMESSAGESIZE);
QMessageBox::warning(this, "RetroShare", errormessage, QMessageBox::Ok, QMessageBox::Ok);
return;
}
if(ui->titleEdit->text().isEmpty()) {
/* error message */
QMessageBox::warning(this, "RetroShare", tr("Please add a Title"), QMessageBox::Ok, QMessageBox::Ok);
return; //Don't add a empty title!!
}//if(ui->titleEdit->text().isEmpty())
uint32_t token;
mPosted->createPost(token, post);
@ -145,7 +152,6 @@ void PostedCreatePostDialog::addPicture()
// select a picture file
if (misc::getOpenFileName(window(), RshareSettings::LASTDIR_IMAGES, tr("Load Picture File"), "Pictures (*.png *.xpm *.jpg *.jpeg *.gif *.webp )", imagefilename)) {
QString encodedImage;
int maxMessageSize = 34000; //34 kB
QImage image;
if (image.load(imagefilename) == false) {
fprintf (stderr, "RsHtml::makeEmbeddedImage() - image \"%s\" can't be load\n", imagefilename.toLatin1().constData());
@ -154,7 +160,7 @@ void PostedCreatePostDialog::addPicture()
}
QImage opt;
if(ImageUtil::optimizeSizeBytes(imagebytes, image, opt, 800*600, maxMessageSize)) {
if(ImageUtil::optimizeSizeBytes(imagebytes, image, opt, 800*600, MAXMESSAGESIZE - 1000)) { //Leave space for other stuff
ui->imageLabel->setPixmap(QPixmap::fromImage(opt));
} else {
imagefilename = "";

1
retroshare-gui/src/gui/Posted/PostedCreatePostDialog.h
View File

@ -47,6 +47,7 @@ public:
private:
QString imagefilename;
QByteArray imagebytes;
const int MAXMESSAGESIZE = 32000;
private slots:
void createPost();

2
retroshare-gui/src/gui/Posted/PostedCreatePostDialog.ui
View File

@ -366,7 +366,7 @@
<item row="0" column="1">
<widget class="QLabel" name="label">
<property name="text">
<string>Picture size is limited to 34 KB</string>
<string>Post size is limited to 32 KB, pictures will be downscaled.</string>
</property>
</widget>
</item>