1 files changed, 75 insertions, 0 deletions
diff --git a/share/qbs/module-providers/Qt/templates/plugin_support.qbs b/share/qbs/module-providers/Qt/templates/plugin_support.qbs
new file mode 100644
index 000000000..13d95c383
--- /dev/null
+++ b/share/qbs/module-providers/Qt/templates/plugin_support.qbs
@@ -0,0 +1,75 @@
+Module {
+    // Set by user.
+    property varList pluginsByType
+
+    // Set by Qt modules.
+    property stringList pluginTypes
+
+    // Set by setup-qt.
+    readonly property var allPluginsByType: @allPluginsByType@
+    readonly property stringList nonEssentialPlugins: @nonEssentialPlugins@
+
+    // Derived.
+    readonly property var defaultPluginsByType: {
+        var map = {};
+        for (var i = 0; i < (pluginTypes || []).length; ++i) {
+            var pType = pluginTypes[i];
+            map[pType] = (allPluginsByType[pType] || []).filter(function(p) {
+                return !nonEssentialPlugins.contains(p); });
+        }
+        return map;
+    }
+    readonly property var effectivePluginsByType: {
+        var ppt = pluginsByType || [];
+        var eppt = {};
+        for (var i = 0; i < ppt.length; ++i) {
+            var listEntry = ppt[i];
+            for (var pluginType in listEntry) {
+                var newValue = listEntry[pluginType];
+                if (!newValue)
+                    newValue = [];
+                else if (typeof newValue == "string")
+                    newValue = [newValue];
+                if (!Array.isArray(newValue))
+                    throw "Invalid value '" + newValue + "' in Qt.plugin_support.pluginsByType";
+                eppt[pluginType] = (eppt[pluginType] || []).uniqueConcat(newValue);
+            }
+        }
+        var dppt = defaultPluginsByType;
+        for (var pluginType in dppt) {
+            if (!eppt[pluginType])
+                eppt[pluginType] = dppt[pluginType];
+        }
+        return eppt;
+    }
+    readonly property stringList enabledPlugins: {
+        var list = [];
+        var eppt = effectivePluginsByType;
+        for (var t in eppt)
+            Array.prototype.push.apply(list, eppt[t]);
+        return list;
+    }
+
+    validate: {
+        var ppt = pluginsByType;
+        if (!ppt)
+            return;
+        var appt = allPluginsByType;
+        for (var i = 0; i < ppt.length; ++i) {
+            for (var pluginType in ppt[i]) {
+                var requestedPlugins = ppt[i][pluginType];
+                if (!requestedPlugins)
+                    continue;
+                var availablePlugins = appt[pluginType] || [];
+                if (typeof requestedPlugins === "string")
+                    requestedPlugins = [requestedPlugins];
+                for (var j = 0; j < requestedPlugins.length; ++j) {
+                    if (!availablePlugins.contains(requestedPlugins[j])) {
+                        throw "Plugin '" + requestedPlugins[j] +  "' of type '" + pluginType
+                                + "' was requested, but is not available.";
+                    }
+                }
+            }
+        }
+    }
+}