JUCE/modules/juce_audio_processors/processors/juce_PluginDescription.cpp

/*
  ==============================================================================

   This file is part of the JUCE 7 technical preview.
   Copyright (c) 2022 - Raw Material Software Limited

   You may use this code under the terms of the GPL v3
   (see www.gnu.org/licenses).

   For the technical preview this file cannot be licensed commercially.

   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.

  ==============================================================================
*/

namespace juce
{

bool PluginDescription::isDuplicateOf (const PluginDescription& other) const noexcept
{
    const auto tie = [] (const PluginDescription& d)
    {
        return std::tie (d.fileOrIdentifier, d.deprecatedUid, d.uniqueId);
    };

    return tie (*this) == tie (other);
}

static String getPluginDescSuffix (const PluginDescription& d, int uid)
{
    return "-" + String::toHexString (d.fileOrIdentifier.hashCode())
         + "-" + String::toHexString (uid);
}

bool PluginDescription::matchesIdentifierString (const String& identifierString) const
{
    const auto matches = [&] (int uid)
    {
        return identifierString.endsWithIgnoreCase (getPluginDescSuffix (*this, uid));
    };

    return matches (uniqueId) || matches (deprecatedUid);
}

String PluginDescription::createIdentifierString() const
{
    const auto idToUse = uniqueId != 0 ? uniqueId : deprecatedUid;
    return pluginFormatName + "-" + name + getPluginDescSuffix (*this, idToUse);
}

std::unique_ptr<XmlElement> PluginDescription::createXml() const
{
    auto e = std::make_unique<XmlElement> ("PLUGIN");

    e->setAttribute ("name", name);

    if (descriptiveName != name)
        e->setAttribute ("descriptiveName", descriptiveName);

    e->setAttribute ("format", pluginFormatName);
    e->setAttribute ("category", category);
    e->setAttribute ("manufacturer", manufacturerName);
    e->setAttribute ("version", version);
    e->setAttribute ("file", fileOrIdentifier);
    e->setAttribute ("uniqueId", String::toHexString (uniqueId));
    e->setAttribute ("isInstrument", isInstrument);
    e->setAttribute ("fileTime", String::toHexString (lastFileModTime.toMilliseconds()));
    e->setAttribute ("infoUpdateTime", String::toHexString (lastInfoUpdateTime.toMilliseconds()));
    e->setAttribute ("numInputs", numInputChannels);
    e->setAttribute ("numOutputs", numOutputChannels);
    e->setAttribute ("isShell", hasSharedContainer);
    e->setAttribute ("hasARAExtension", hasARAExtension);

    e->setAttribute ("uid", String::toHexString (deprecatedUid));

    return e;
}

bool PluginDescription::loadFromXml (const XmlElement& xml)
{
    if (xml.hasTagName ("PLUGIN"))
    {
        name                = xml.getStringAttribute ("name");
        descriptiveName     = xml.getStringAttribute ("descriptiveName", name);
        pluginFormatName    = xml.getStringAttribute ("format");
        category            = xml.getStringAttribute ("category");
        manufacturerName    = xml.getStringAttribute ("manufacturer");
        version             = xml.getStringAttribute ("version");
        fileOrIdentifier    = xml.getStringAttribute ("file");
        isInstrument        = xml.getBoolAttribute ("isInstrument", false);
        lastFileModTime     = Time (xml.getStringAttribute ("fileTime").getHexValue64());
        lastInfoUpdateTime  = Time (xml.getStringAttribute ("infoUpdateTime").getHexValue64());
        numInputChannels    = xml.getIntAttribute ("numInputs");
        numOutputChannels   = xml.getIntAttribute ("numOutputs");
        hasSharedContainer  = xml.getBoolAttribute ("isShell", false);
        hasARAExtension     = xml.getBoolAttribute ("hasARAExtension", false);

        deprecatedUid       = xml.getStringAttribute ("uid").getHexValue32();
        uniqueId            = xml.getStringAttribute ("uniqueId", "0").getHexValue32();

        return true;
    }

    return false;
}

} // namespace juce