4 files changed, 153 insertions, 0 deletions
diff --git a/application/handlers/IconResourceHandler.cpp b/application/handlers/IconResourceHandler.cpp
new file mode 100644
index 00000000..b03553fd
--- /dev/null
+++ b/application/handlers/IconResourceHandler.cpp
@@ -0,0 +1,37 @@
+#include "IconResourceHandler.h"
+#include <xdgicon.h>
+
+#include <QDir>
+#include <QDebug>
+
+QList<std::weak_ptr<IconResourceHandler>> IconResourceHandler::m_iconHandlers;
+
+IconResourceHandler::IconResourceHandler(const QString &key)
+	: m_key(key)
+{
+}
+
+void IconResourceHandler::setTheme(const QString &theme)
+{
+	// notify everyone
+	for (auto handler : m_iconHandlers)
+	{
+		std::shared_ptr<IconResourceHandler> ptr = handler.lock();
+		if (ptr)
+		{
+			ptr->setResult(ptr->get());
+		}
+	}
+}
+
+void IconResourceHandler::init(std::shared_ptr<ResourceHandler> &ptr)
+{
+	m_iconHandlers.append(std::dynamic_pointer_cast<IconResourceHandler>(ptr));
+	// we always have a result, so lets report it now!
+	setResult(get());
+}
+
+QVariant IconResourceHandler::get() const
+{
+	return XdgIcon::fromTheme(m_key);
+}
diff --git a/application/handlers/IconResourceHandler.h b/application/handlers/IconResourceHandler.h
new file mode 100644
index 00000000..6219f856
--- /dev/null
+++ b/application/handlers/IconResourceHandler.h
@@ -0,0 +1,25 @@
+#pragma once
+
+#include <memory>
+#include <resources/ResourceHandler.h>
+
+#include "multimc_logic_export.h"
+
+class MULTIMC_LOGIC_EXPORT IconResourceHandler : public ResourceHandler
+{
+public:
+	explicit IconResourceHandler(const QString &key);
+
+	/// Sets the current theme and notifies all IconResourceHandlers of the change
+	static void setTheme(const QString &theme);
+
+private:
+	// we need to keep track of all IconResourceHandlers so that we can update them if the theme changes
+	void init(std::shared_ptr<ResourceHandler> &ptr) override;
+	static QList<std::weak_ptr<IconResourceHandler>> m_iconHandlers;
+
+	QString m_key;
+
+	// the workhorse, returns QVariantMap (filename => size) for m_key/m_theme
+	QVariant get() const;
+};
diff --git a/application/handlers/WebResourceHandler.cpp b/application/handlers/WebResourceHandler.cpp
new file mode 100644
index 00000000..5e51584b
--- /dev/null
+++ b/application/handlers/WebResourceHandler.cpp
@@ -0,0 +1,68 @@
+#include "WebResourceHandler.h"
+
+#include "net/CacheDownload.h"
+#include "net/HttpMetaCache.h"
+#include "net/NetJob.h"
+#include "FileSystem.h"
+#include "Env.h"
+
+//FIXME: wrong. needs to be done elsewhere.
+QMap<QString, NetJob *> WebResourceHandler::m_activeDownloads;
+
+WebResourceHandler::WebResourceHandler(const QString &url)
+	: QObject(), m_url(url)
+{
+	MetaEntryPtr entry = ENV.metacache()->resolveEntry("icons", url);
+	if (!entry->stale)
+	{
+		setResultFromFile(entry->getFullPath());
+	}
+	else if (m_activeDownloads.contains(url))
+	{
+		NetJob *job = m_activeDownloads.value(url);
+		connect(job, &NetJob::succeeded, this, &WebResourceHandler::succeeded);
+		connect(job, &NetJob::failed, this, [job, this]() {setFailure(job->failReason());});
+		connect(job, &NetJob::progress, this, &WebResourceHandler::progress);
+	}
+	else
+	{
+		NetJob *job = new NetJob("Icon download");
+		job->addNetAction(CacheDownload::make(QUrl(url), entry));
+		connect(job, &NetJob::succeeded, this, &WebResourceHandler::succeeded);
+		connect(job, &NetJob::failed, this, [job, this]() {setFailure(job->failReason());});
+		connect(job, &NetJob::progress, this, &WebResourceHandler::progress);
+		connect(job, &NetJob::finished, job, [job](){m_activeDownloads.remove(m_activeDownloads.key(job));job->deleteLater();});
+		m_activeDownloads.insert(url, job);
+		job->start();
+	}
+}
+
+void WebResourceHandler::succeeded()
+{
+	MetaEntryPtr entry = ENV.metacache()->resolveEntry("icons", m_url);
+	setResultFromFile(entry->getFullPath());
+	m_activeDownloads.remove(m_activeDownloads.key(qobject_cast<NetJob *>(sender())));
+}
+void WebResourceHandler::progress(qint64 current, qint64 total)
+{
+	if (total == 0)
+	{
+		setProgress(101);
+	}
+	else
+	{
+		setProgress(current / total);
+	}
+}
+
+void WebResourceHandler::setResultFromFile(const QString &file)
+{
+	try
+	{
+		setResult(FS::read(file));
+	}
+	catch (Exception &e)
+	{
+		setFailure(e.cause());
+	}
+}
diff --git a/application/handlers/WebResourceHandler.h b/application/handlers/WebResourceHandler.h
new file mode 100644
index 00000000..54bef6a1
--- /dev/null
+++ b/application/handlers/WebResourceHandler.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <QObject>
+#include <resources/ResourceHandler.h>
+
+class NetJob;
+
+class WebResourceHandler : public QObject, public ResourceHandler
+{
+public:
+	explicit WebResourceHandler(const QString &url);
+
+private slots:
+	void succeeded();
+	void progress(qint64 current, qint64 total);
+
+private:
+	static QMap<QString, NetJob *> m_activeDownloads;
+
+	QString m_url;
+
+	void setResultFromFile(const QString &file);
+};