src/download.cpp

changeset 665
4355e72ffd47
parent 526
b29b6fc45ba9
child 538
2f85d4d286e5
--- a/src/download.cpp	Wed Sep 25 11:02:44 2013 +0300
+++ b/src/download.cpp	Wed Oct 23 12:46:10 2013 +0300
@@ -29,114 +29,117 @@
 #include "file.h"
 #include "gldraw.h"
 #include "configDialog.h"
+#include "moc_download.cpp"
 
 cfg (String, net_downloadpath, "");
 cfg (Bool, net_guesspaths, true);
 cfg (Bool, net_autoclose, false);
 
-constexpr const char* PartDownloader::k_OfficialURL,
-	*PartDownloader::k_UnofficialURL;
+constexpr const char *PartDownloader::k_UnofficialURL;
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::k_download() {
-	str path = getDownloadPath();
-	if (path == "" || QDir (path).exists() == false) {
-		critical (PartDownloader::tr ("You need to specify a valid path for "
+void PartDownloader::k_download()
+{	str path = getDownloadPath();
+
+	if (path == "" || QDir (path).exists() == false)
+	{	critical (PartDownloader::tr ("You need to specify a valid path for "
 			"downloaded files in the configuration to download paths."));
-		
+
 		(new ConfigDialog (ConfigDialog::DownloadTab, null))->exec();
 		return;
 	}
-	
+
 	PartDownloader* dlg = new PartDownloader;
 	dlg->exec();
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-str PartDownloader::getDownloadPath() {
-	str path = net_downloadpath;
-	
+str PartDownloader::getDownloadPath()
+{	str path = net_downloadpath;
+
 #if DIRSLASH_CHAR != '/'
 	path.replace (DIRSLASH, "/");
 #endif
-	
+
 	return path;
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-PartDownloader::PartDownloader (QWidget* parent) : QDialog (parent) {
-	ui = new Ui_DownloadFrom;
+PartDownloader::PartDownloader (QWidget* parent) : QDialog (parent)
+{	ui = new Ui_DownloadFrom;
 	ui->setupUi (this);
 	ui->fname->setFocus();
 	ui->progress->horizontalHeader()->setResizeMode (PartLabelColumn, QHeaderView::Stretch);
-	
+
 	m_downloadButton = new QPushButton (tr ("Download"));
 	ui->buttonBox->addButton (m_downloadButton, QDialogButtonBox::ActionRole);
 	getButton (Abort)->setEnabled (false);
-	
+
 	connect (ui->source, SIGNAL (currentIndexChanged (int)), this, SLOT (sourceChanged (int)));
 	connect (ui->buttonBox, SIGNAL (clicked (QAbstractButton*)), this, SLOT (buttonClicked (QAbstractButton*)));
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-PartDownloader::~PartDownloader() {
-	delete ui;
+PartDownloader::~PartDownloader()
+{	delete ui;
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-str PartDownloader::getURL() const {
-	const Source src = getSource();
+str PartDownloader::getURL() const
+{	const Source src = getSource();
 	str dest;
-	
-	switch (src) {
-	case PartsTracker:
-		dest = ui->fname->text();
-		modifyDest (dest);
-		return str (k_UnofficialURL) + dest;
-	
-	case CustomURL:
-		return ui->fname->text();
+
+	switch (src)
+	{	case PartsTracker:
+			dest = ui->fname->text();
+			modifyDest (dest);
+			return str (k_UnofficialURL) + dest;
+
+		case CustomURL:
+			return ui->fname->text();
 	}
-	
+
 	// Shouldn't happen
 	return "";
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::modifyDest (str& dest) const {
-	dest = dest.simplified();
-	
+void PartDownloader::modifyDest (str& dest) const
+{	dest = dest.simplified();
+
 	// If the user doesn't want us to guess, stop right here.
 	if (net_guesspaths == false)
 		return;
-	
+
 	// Ensure .dat extension
-	if (dest.right (4) != ".dat") {
-		/* Remove the existing extension, if any. It may be we're here over a
-		   typo in the .dat extension. */
+	if (dest.right (4) != ".dat")
+	{	// Remove the existing extension, if any. It may be we're here over a
+		// typo in the .dat extension.
 		const int dotpos = dest.lastIndexOf (".");
+
 		if (dotpos != -1 && dotpos >= dest.length() - 4)
 			dest.chop (dest.length() - dotpos);
-		
+
 		dest += ".dat";
 	}
-	
-	/* If the part starts with s\ or s/, then use parts/s/. Same goes with
-	   48\ and p/48/. */
-	if (dest.left (2) == "s\\" || dest.left (2) == "s/") {
-		dest.remove (0, 2);
+
+	// If the part starts with s\ or s/, then use parts/s/. Same goes with
+	// 48\ and p/48/.
+	if (dest.left (2) == "s\\" || dest.left (2) == "s/")
+	{	dest.remove (0, 2);
 		dest.prepend ("parts/s/");
-	} elif (dest.left (3) == "48\\" || dest.left (3) == "48/") {
-		dest.remove (0, 3);
+	} elif (dest.left (3) == "48\\" || dest.left (3) == "48/")
+
+	{	dest.remove (0, 3);
 		dest.prepend ("p/48/");
 	}
-	
+
 	/* Try determine where to put this part. We have four directories:
 	   parts/, parts/s/, p/, and p/48/. If we haven't already specified
 	   either parts/ or p/, we need to add it automatically. Part files
@@ -146,16 +149,16 @@
 	   - d** (formed stickers)
 	   - p** (patterns)
 	   - a lowercase alphabetic letter for variants
-	
+
 	   Subfiles (usually) have an s** prefix, in which case we use parts/s/.
 	   Note that the regex starts with a '^' so it won't catch already fully
 	   given part file names. */
 	str partRegex = "^u?[0-9]+(c[0-9][0-9]+)*(d[0-9][0-9]+)*[a-z]?(p[0-9a-z][0-9a-z]+)*";
 	str subpartRegex = partRegex + "s[0-9][0-9]+";
-	
+
 	partRegex += "\\.dat$";
 	subpartRegex += "\\.dat$";
-	
+
 	if (QRegExp (subpartRegex).exactMatch (dest))
 		dest.prepend ("parts/s/");
 	elif (QRegExp (partRegex).exactMatch (dest))
@@ -166,14 +169,14 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-PartDownloader::Source PartDownloader::getSource() const {
-	return (Source) ui->source->currentIndex();
+PartDownloader::Source PartDownloader::getSource() const
+{	return (Source) ui->source->currentIndex();
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::sourceChanged (int i) {
-	if (i == CustomURL)
+void PartDownloader::sourceChanged (int i)
+{	if (i == CustomURL)
 		ui->fileNameLabel->setText (tr ("URL:"));
 	else
 		ui->fileNameLabel->setText (tr ("File name:"));
@@ -181,31 +184,32 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::buttonClicked (QAbstractButton* btn) {
-	if (btn == getButton (Close)) {
-		reject();
-	} elif (btn == getButton (Abort)) {
-		setAborted (true);
-		
+void PartDownloader::buttonClicked (QAbstractButton* btn)
+{	if (btn == getButton (Close))
+	{	reject();
+	}
+	elif (btn == getButton (Abort))
+	{	setAborted (true);
+
 		for (PartDownloadRequest* req : m_requests)
 			req->abort();
-	} elif (btn == getButton (Download)) {
-		str dest = ui->fname->text();
+	}
+	elif (btn == getButton (Download))
+	{	str dest = ui->fname->text();
 		setPrimaryFile (null);
 		setAborted (false);
-		
+
 		if (getSource() == CustomURL)
 			dest = basename (getURL());
-		
+
 		modifyDest (dest);
-		
-		if (QFile::exists (PartDownloader::getDownloadPath() + DIRSLASH + dest)) {
-			const str overwritemsg = fmt (tr ("%1 already exists in download directory. Overwrite?"), dest);
-			
+
+		if (QFile::exists (PartDownloader::getDownloadPath() + DIRSLASH + dest))
+		{	const str overwritemsg = fmt (tr ("%1 already exists in download directory. Overwrite?"), dest);
 			if (!confirm (tr ("Overwrite?"), overwritemsg))
 				return;
 		}
-		
+
 		m_downloadButton->setEnabled (false);
 		ui->progress->setEnabled (true);
 		ui->fname->setEnabled (false);
@@ -219,17 +223,17 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::downloadFile (str dest, str url, bool primary) {
-	const int row = ui->progress->rowCount();
-	
+void PartDownloader::downloadFile (str dest, str url, bool primary)
+{	const int row = ui->progress->rowCount();
+
 	// Don't download files repeadetly.
-	if (m_filesToDownload.find (dest) != -1u)
+	if (m_filesToDownload.indexOf (dest) != -1)
 		return;
-	
+
 	modifyDest (dest);
-	print ("DOWNLOAD: %1 -> %2\n", url, PartDownloader::getDownloadPath() + DIRSLASH + dest);
+	log ("DOWNLOAD: %1 -> %2\n", url, PartDownloader::getDownloadPath() + DIRSLASH + dest);
 	PartDownloadRequest* req = new PartDownloadRequest (url, dest, primary, this);
-	
+
 	m_filesToDownload << dest;
 	m_requests << req;
 	ui->progress->insertRow (row);
@@ -239,36 +243,37 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloader::checkIfFinished() {
-	bool failed = aborted();
-	
+void PartDownloader::checkIfFinished()
+{	bool failed = aborted();
+
 	// If there is some download still working, we're not finished.
-	for (PartDownloadRequest* req : m_requests) {
-		if (!req->isFinished())
+	for (PartDownloadRequest* req : m_requests)
+	{	if (!req->isFinished())
 			return;
-		
+
 		if (req->state() == PartDownloadRequest::Failed)
 			failed = true;
 	}
-	
+
 	for (PartDownloadRequest* req : m_requests)
 		delete req;
-	
+
 	m_requests.clear();
-	
+
 	// Update everything now
-	if (primaryFile()) {
-		LDFile::setCurrent (primaryFile());
+	if (primaryFile())
+	{	LDFile::setCurrent (primaryFile());
 		reloadAllSubfiles();
 		g_win->fullRefresh();
 		g_win->R()->resetAngles();
 	}
-	
-	if (net_autoclose && !failed) {
-		// Close automatically if desired.
+
+	if (net_autoclose && !failed)
+	{	// Close automatically if desired.
 		accept();
-	} else {
-		// Allow the prompt be closed now.
+	}
+	else
+	{	// Allow the prompt be closed now.
 		getButton (Abort)->setEnabled (false);
 		getButton (Close)->setEnabled (true);
 	}
@@ -276,21 +281,24 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-QPushButton* PartDownloader::getButton (PartDownloader::Button i) {
-	typedef QDialogButtonBox QDBB;
+QPushButton* PartDownloader::getButton (PartDownloader::Button i)
+{	typedef QDialogButtonBox QDBB;
 	alias btnbox = ui->buttonBox;
-	
-	switch (i) {
-	case Download:
-		return m_downloadButton;
-	
-	case Abort:
-		return qobject_cast<QPushButton*> (btnbox->button (QDBB::Abort));
-	
-	case Close:
-		return qobject_cast<QPushButton*> (btnbox->button (QDBB::Close));
+
+	switch (i)
+	{	case Download:
+		{	return m_downloadButton;
+		}
+
+		case Abort:
+		{	return qobject_cast<QPushButton*> (btnbox->button (QDBB::Abort));
+		}
+
+		case Close:
+		{	return qobject_cast<QPushButton*> (btnbox->button (QDBB::Close));
+		}
 	}
-	
+
 	return null;
 }
 
@@ -310,14 +318,16 @@
 {
 	// Make sure that we have a valid destination.
 	str dirpath = dirname (m_fpath);
-	
+
 	QDir dir (dirpath);
-	if (!dir.exists()) {
-		print ("Creating %1...\n", dirpath);
+
+	if (!dir.exists())
+	{	log ("Creating %1...\n", dirpath);
+
 		if (!dir.mkpath (dirpath))
 			critical (fmt (tr ("Couldn't create the directory %1!"), dirpath));
 	}
-	
+
 	m_reply = m_nam->get (QNetworkRequest (QUrl (url)));
 	connect (m_reply, SIGNAL (finished()), this, SLOT (downloadFinished()));
 	connect (m_reply, SIGNAL (readyRead()), this, SLOT (readyRead()));
@@ -330,111 +340,112 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloadRequest::updateToTable() {
-	const int labelcol = PartDownloader::PartLabelColumn,
-		progcol = PartDownloader::ProgressColumn;
+void PartDownloadRequest::updateToTable()
+{	const int labelcol = PartDownloader::PartLabelColumn,
+				  progcol = PartDownloader::ProgressColumn;
 	QTableWidget* table = m_prompt->ui->progress;
 	QProgressBar* prog;
-	
-	switch (m_state) {
-	case Requesting:
-	case Downloading:
-		prog = qobject_cast<QProgressBar*> (table->cellWidget (tableRow(), progcol));
-		
-		if (!prog) {
-			prog = new QProgressBar;
-			table->setCellWidget (tableRow(), progcol, prog);
-		}
-		
-		prog->setRange (0, m_bytesTotal);
-		prog->setValue (m_bytesRead);
-		break;
-	
-	case Finished:
-	case Failed:
-		{
-			QLabel* lb = new QLabel ((m_state == Finished) ? "<b><span style=\"color: #080\">FINISHED</span></b>" :
-				"<b><span style=\"color: #800\">FAILED</span></b>");
+
+	switch (m_state)
+	{	case Requesting:
+		case Downloading:
+		{	prog = qobject_cast<QProgressBar*> (table->cellWidget (tableRow(), progcol));
+
+			if (!prog)
+			{	prog = new QProgressBar;
+				table->setCellWidget (tableRow(), progcol, prog);
+			}
+
+			prog->setRange (0, m_bytesTotal);
+			prog->setValue (m_bytesRead);
+		} break;
+
+		case Finished:
+		case Failed:
+		{	QLabel* lb = new QLabel ((m_state == Finished) ? "<b><span style=\"color: #080\">FINISHED</span></b>" :
+									  "<b><span style=\"color: #800\">FAILED</span></b>");
 			lb->setAlignment (Qt::AlignCenter);
 			table->setCellWidget (tableRow(), progcol, lb);
-		}
-		break;
+		} break;
 	}
-	
+
 	QLabel* lb = qobject_cast<QLabel*> (table->cellWidget (tableRow(), labelcol));
-	if (m_firstUpdate) {
-		lb = new QLabel (fmt ("<b>%1</b>", m_dest), table);
+
+	if (m_firstUpdate)
+	{	lb = new QLabel (fmt ("<b>%1</b>", m_dest), table);
 		table->setCellWidget (tableRow(), labelcol, lb);
 	}
-	
+
 	// Make sure that the cell is big enough to contain the label
 	if (table->columnWidth (labelcol) < lb->width())
 		table->setColumnWidth (labelcol, lb->width());
-	
+
 	m_firstUpdate = false;
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloadRequest::downloadFinished() {
-	if (m_reply->error() != QNetworkReply::NoError) {
-		if (m_primary && !m_prompt->aborted())
+void PartDownloadRequest::downloadFinished()
+{	if (m_reply->error() != QNetworkReply::NoError)
+	{	if (m_primary && !m_prompt->aborted())
 			critical (m_reply->errorString());
-		
+
 		m_state = Failed;
 	} elif (state() != Failed)
 		m_state = Finished;
-	
+
 	m_bytesRead = m_bytesTotal;
 	updateToTable();
-	
-	if (m_fp) {
-		m_fp->close();
+
+	if (m_fp)
+	{	m_fp->close();
 		delete m_fp;
 		m_fp = null;
-		
+
 		if (m_state == Failed)
 			QFile::remove (m_fpath);
 	}
-	
-	if (m_state != Finished) {
-		m_prompt->checkIfFinished();
+
+	if (m_state != Finished)
+	{	m_prompt->checkIfFinished();
 		return;
 	}
-	
+
 	// Try to load this file now.
 	LDFile* f = openDATFile (m_fpath, false);
+
 	if (!f)
 		return;
-	
+
 	f->setImplicit (!m_primary);
-	
+
 	// Iterate through this file and check for errors. If there's any that stems
 	// from unknown file references, try resolve that by downloading the reference.
 	// This is why downloading a part may end up downloading multiple files, as
 	// it resolves dependencies.
-	for (LDObject* obj : f->objects()) {
-		LDError* err = dynamic_cast<LDError*> (obj);
+	for (LDObject* obj : f->objects())
+	{	LDError* err = dynamic_cast<LDError*> (obj);
+
 		if (!err || err->fileRef().isEmpty())
 			continue;
-		
+
 		str dest = err->fileRef();
 		m_prompt->modifyDest (dest);
 		m_prompt->downloadFile (dest, str (PartDownloader::k_UnofficialURL) + dest, false);
 	}
-	
-	if (m_primary) {
-		addRecentFile (m_fpath);
+
+	if (m_primary)
+	{	addRecentFile (m_fpath);
 		m_prompt->setPrimaryFile (f);
 	}
-	
+
 	m_prompt->checkIfFinished();
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloadRequest::downloadProgress (int64 recv, int64 total) {
-	m_bytesRead = recv;
+void PartDownloadRequest::downloadProgress (int64 recv, int64 total)
+{	m_bytesRead = recv;
 	m_bytesTotal = total;
 	m_state = Downloading;
 	updateToTable();
@@ -442,18 +453,19 @@
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloadRequest::readyRead() {
-	if (state() == Failed)
+void PartDownloadRequest::readyRead()
+{	if (state() == Failed)
 		return;
-	
-	if (m_fp == null) {
-		m_fpath.replace ("\\", "/");
-		
+
+	if (m_fp == null)
+	{	m_fpath.replace ("\\", "/");
+
 		// We have already asked the user whether we can overwrite so we're good
 		// to go here.
 		m_fp = new QFile (m_fpath.toLocal8Bit());
-		if (!m_fp->open (QIODevice::WriteOnly)) {
-			critical (fmt (tr ("Couldn't open %1 for writing: %2"), m_fpath, strerror (errno)));
+
+		if (!m_fp->open (QIODevice::WriteOnly))
+		{	critical (fmt (tr ("Couldn't open %1 for writing: %2"), m_fpath, strerror (errno)));
 			m_state = Failed;
 			m_reply->abort();
 			updateToTable();
@@ -461,31 +473,30 @@
 			return;
 		}
 	}
-	
+
 	m_fp->write (m_reply->readAll());
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-bool PartDownloadRequest::isFinished() const {
-	return m_state == Finished || m_state == Failed;
+bool PartDownloadRequest::isFinished() const
+{	return m_state == Finished || m_state == Failed;
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-const PartDownloadRequest::State& PartDownloadRequest::state() const {
-	return m_state;
+const PartDownloadRequest::State& PartDownloadRequest::state() const
+{	return m_state;
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-void PartDownloadRequest::abort() {
-	m_reply->abort();
+void PartDownloadRequest::abort()
+{	m_reply->abort();
 }
 
 // =============================================================================
 // -----------------------------------------------------------------------------
-DEFINE_ACTION (DownloadFrom, 0) {
-	PartDownloader::k_download();
+DEFINE_ACTION (DownloadFrom, 0)
+{	PartDownloader::k_download();
 }
-#include "moc_download.cpp"

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