Merge plugin back into main repository (#49)

server/src/plugins/default_plugin.rs

@@ -0,0 +1,67 @@
+use std::collections::HashMap;
+
+use core::Route;
+use plugin::{Plugin, PluginChain, TransformFileResult, RbxChangeResult, FileChangeResult};
+use rbx::{RbxInstance, RbxValue};
+use vfs::VfsItem;
+
+/// A plugin with simple transforms:
+/// * Directories become Folder instances
+/// * Files become StringValue objects with 'Value' as their contents
+pub struct DefaultPlugin;
+
+impl DefaultPlugin {
+    pub fn new() -> DefaultPlugin {
+        DefaultPlugin
+    }
+}
+
+impl Plugin for DefaultPlugin {
+    fn transform_file(&self, plugins: &PluginChain, vfs_item: &VfsItem) -> TransformFileResult {
+        match vfs_item {
+            &VfsItem::File { ref contents, .. } => {
+                let mut properties = HashMap::new();
+
+                properties.insert("Value".to_string(), RbxValue::String {
+                    value: contents.clone(),
+                });
+
+                TransformFileResult::Value(Some(RbxInstance {
+                    name: vfs_item.name().clone(),
+                    class_name: "StringValue".to_string(),
+                    children: Vec::new(),
+                    properties,
+                    route: Some(vfs_item.route().to_vec()),
+                }))
+            },
+            &VfsItem::Dir { ref children, .. } => {
+                let mut rbx_children = Vec::new();
+
+                for (_, child_item) in children {
+                    match plugins.transform_file(child_item) {
+                        Some(rbx_item) => {
+                            rbx_children.push(rbx_item);
+                        },
+                        _ => {},
+                    }
+                }
+
+                TransformFileResult::Value(Some(RbxInstance {
+                    name: vfs_item.name().clone(),
+                    class_name: "*".to_string(),
+                    children: rbx_children,
+                    properties: HashMap::new(),
+                    route: Some(vfs_item.route().to_vec()),
+                }))
+            },
+        }
+    }
+
+    fn handle_file_change(&self, route: &Route) -> FileChangeResult {
+        FileChangeResult::MarkChanged(Some(vec![route.clone()]))
+    }
+
+    fn handle_rbx_change(&self, _route: &Route, _rbx_item: &RbxInstance) -> RbxChangeResult {
+        RbxChangeResult::Pass
+    }
+}