make sure tree items can't be moved out of bounds

README.md

@@ -5,3 +5,5 @@ Ticle is a WIP tiny static site "generator" that parses Markdown files right in
 This project aims to provide a nice frontend/UI to manage Ticle files and an easy way to run your site locally.
 
 It uses a slightly modified version of [godot-http-server](https://github.com/velopman/godot-http-server) for the server side.
+
+The version of Godot used for this project is 3.5rc4.

ServerUI.gd

@@ -0,0 +1,254 @@
+extends Control
+
+const SERVER_STATUS_TEXT: Dictionary = {
+	"RUNNING": "Server is running!",
+	"NOT_RUNNING": "Server is not running."
+}
+
+const ACCEPTED_FILE_FORMATS := ["md"] # server should ignore these file types when adding endpoints
+
+enum ContextMenuOptions {
+	MOVE_UP,
+	MOVE_DOWN,
+}
+
+onready var server_path_label := $"%ServerPathLabel"
+onready var port_spin_box := $"%PortSpinBox"
+onready var server_status_label := $"%ServerStatusLabel"
+
+onready var document_title_lineedit := $"%DocTitleLineEdit"
+onready var document_date_lineedit := $"%DocDateLineEdit"
+
+onready var file_tree := $"%FileTree"
+onready var file_tree_context_menu := $"%FileTreeContextMenu"
+
+onready var document_input_textedit := $"%DocInputTextEdit"
+onready var content_preview_richtextlabel := $"%ContentPreviewRichTextLabel"
+
+onready var server_folder_dialog := $"%ServerFolderDialog"
+
+signal server_folder_changed(new_path) # new_path: String
+signal server_port_changed(new_port) # new_port: int
+signal start_server_button_pressed(port) # port: int
+signal open_browser_button_pressed(port) # port: int
+
+signal files_selection_changed(new_files) # new_files: Array<String>
+
+var server_dir: String setget set_server_dir
+var is_server_running: bool = false setget set_server_running
+
+var working_files: Array = [] # Array<FileDef>
+
+var current_file: FileDef = null
+var current_tree_selection: TreeItem = null
+
+
+func _ready() -> void:
+	# TODO: put this in a config file
+	if !OS.has_feature("editor"):
+		self.server_dir = OS.get_executable_path().get_base_dir()
+	else:
+		self.server_dir = ProjectSettings.globalize_path("res://")
+
+
+func set_server_dir(dir: String) -> void:
+	server_dir = dir
+	server_path_label.text = dir
+
+	file_tree.clear()
+	working_files.clear()
+
+	var root: TreeItem = file_tree.create_item()
+	root.set_text(0, "Server files")
+
+	var directory := Directory.new()
+	if directory.open(dir) == OK:
+		directory.list_dir_begin()
+		var file_name: String = directory.get_next()
+		var idx: int = 0
+		while file_name != "":
+			if !directory.current_is_dir() && (file_name.get_extension() in ACCEPTED_FILE_FORMATS):
+				var fd = FileDef(file_name, false)
+				working_files.append(fd)
+
+				var in_filestxt := _is_file_in_filestxt(file_name)
+
+				fd.include_in_filestxt = in_filestxt
+
+				idx += 1
+
+			file_name = directory.get_next()
+
+		directory.list_dir_end()
+
+	_reconstruct_tree_from_working_files()
+
+
+func _reconstruct_tree_from_working_files() -> void:
+	file_tree.clear()
+	var root: TreeItem = file_tree.create_item()
+	root.set_text(0, "Server files")
+
+	for i in working_files.size():
+		var fd = working_files[i] as FileDef
+		var item: TreeItem = file_tree.create_item(root)
+		item.set_cell_mode(0, TreeItem.CELL_MODE_CHECK)
+		item.set_metadata(0, {"file_def": fd, "id": i})
+		item.set_editable(0, true)
+		item.set_text(0, fd.file_path)
+
+		item.set_checked(0, fd.include_in_filestxt)
+
+
+func _on_FileTree_item_edited() -> void:
+	var item: TreeItem = file_tree.get_edited()
+	var fd: FileDef = item.get_metadata(0)["file_def"]
+	fd.include_in_filestxt = item.is_checked(0)
+
+
+func _on_FileTree_item_selected() -> void:
+	var item: TreeItem = file_tree.get_selected()
+	current_tree_selection = item
+	current_file = item.get_metadata(0)["file_def"] as FileDef
+
+	if !current_file.dirty:
+		var file_metadata := _get_file_metadata(current_file.file_path)
+		current_file.title = file_metadata["title"]
+		current_file.date = file_metadata["date"]
+		current_file.content = file_metadata["content"]
+
+	document_input_textedit.text = current_file.content
+	document_date_lineedit.text = current_file.date
+	document_title_lineedit.text = current_file.title
+
+
+func _on_FileTree_item_rmb_selected(position: Vector2) -> void:
+	current_tree_selection = file_tree.get_selected()
+	file_tree_context_menu.rect_position = position + file_tree.rect_global_position
+	if (current_tree_selection.get_metadata(0)["id"] as int) == 0:
+		file_tree_context_menu.set_item_disabled(ContextMenuOptions.MOVE_UP, true)
+	else:
+		file_tree_context_menu.set_item_disabled(ContextMenuOptions.MOVE_UP, false)
+
+	if (current_tree_selection.get_metadata(0)["id"] as int) == working_files.size() - 1:
+		file_tree_context_menu.set_item_disabled(ContextMenuOptions.MOVE_DOWN, true)
+	else:
+		file_tree_context_menu.set_item_disabled(ContextMenuOptions.MOVE_DOWN, false)
+
+
+	file_tree_context_menu.popup()
+
+
+func _on_OpenServerFolderButton_pressed() -> void:
+	server_folder_dialog.popup()
+
+
+func set_server_running(running: bool) -> void:
+	is_server_running = running # TODO: logic for disabling and enabling certain nodes
+
+
+func _generate_filestxt() -> String:
+	var files := ""
+
+	for file in working_files:
+		file = file as FileDef
+		if file.include_in_filestxt:
+			files += "%s %s %s\n" % [file.file_path, file.date, file.title]
+
+	return files
+
+
+func _is_file_in_filestxt(path: String) -> bool:
+	var f := File.new()
+	if f.open(server_dir.plus_file("files.txt"), File.READ) == OK:
+		var text := f.get_as_text()
+		return path in text
+	else:
+		return false
+
+
+func _get_file_metadata(path: String) -> Dictionary:
+	var f := File.new()
+
+	var res = {
+		"file_path": path,
+		"date": "",
+		"title": "",
+		"content": "",
+		}
+
+	if f.open(server_dir.plus_file("files.txt"), File.READ) == OK:
+		var text := f.get_as_text()
+		var lines := text.split("\n")
+		for line in lines:
+			line = line as String
+			if line.empty():
+				continue
+			var def = line.split(" ", true, 2)
+			if def[0] == path:
+#				res["file_path"] = def[0]
+				res["date"] = def[1] if def.size() > 1 else ""
+				res["title"] = def[2] if def.size() > 2 else ""
+				break
+
+	if f.open(server_dir.plus_file(path), File.READ) == OK:
+		res["content"] = f.get_as_text()
+
+	return res
+
+
+func _on_FileTreeContextMenu_id_pressed(id: int) -> void:
+	var idx = current_tree_selection.get_metadata(0)["id"] as int
+	var fd = working_files[idx] as FileDef
+	match id:
+		ContextMenuOptions.MOVE_DOWN:
+			working_files.remove(idx)
+			working_files.insert(idx + 1, fd)
+			_reconstruct_tree_from_working_files()
+		ContextMenuOptions.MOVE_UP:
+			working_files.remove(idx)
+			working_files.insert(idx - 1, fd)
+			_reconstruct_tree_from_working_files()
+
+
+func _on_DocTitleLineEdit_text_changed(new_text: String) -> void:
+	if current_file:
+		current_file.title = new_text
+		current_file.dirty = true
+
+
+func _on_DocDateLineEdit_text_changed(new_text: String) -> void:
+	if current_file:
+		current_file.date = new_text
+		current_file.dirty = true
+
+
+func _on_DocInputTextEdit_text_changed() -> void:
+	if current_file:
+		var new_text: String = document_input_textedit.text
+		current_file.content = new_text
+		current_file.dirty = true
+
+
+func FileDef(
+	file_path: String,
+	include_in_filestxt: bool,
+	title: String = "",
+	date: String = "") -> FileDef:
+		var fd := FileDef.new()
+		fd.file_path = file_path
+		fd.include_in_filestxt = include_in_filestxt
+		fd.title = title
+		fd.date = date
+
+		return fd
+
+
+class FileDef:
+	var file_path: String # relative
+	var include_in_filestxt: bool = true
+	var title: String # optional
+	var date: String # optional, YYYY-MM-DD
+	var dirty: bool = false
+
+	var content: String

ServerUI.tscn

@@ -0,0 +1,256 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://ServerUI.gd" type="Script" id=1]
+
+[node name="ServerUI" type="Control"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+script = ExtResource( 1 )
+
+[node name="VBoxContainer" type="VBoxContainer" parent="."]
+anchor_left = 0.0380859
+anchor_top = 0.087
+anchor_right = 0.961914
+anchor_bottom = 0.936667
+margin_top = -0.200005
+custom_constants/separation = 9
+__meta__ = {
+"_edit_use_anchors_": true
+}
+
+[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer"]
+margin_right = 1182.0
+margin_bottom = 32.0
+alignment = 1
+
+[node name="Label" type="Label" parent="VBoxContainer/HBoxContainer"]
+margin_left = 142.0
+margin_top = 9.0
+margin_right = 227.0
+margin_bottom = 23.0
+text = "Server folder:"
+
+[node name="ServerPathLabel" type="Label" parent="VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+margin_left = 231.0
+margin_top = 9.0
+margin_right = 470.0
+margin_bottom = 23.0
+text = "/home/username/long/path/to/server"
+
+[node name="OpenServerFolderButton" type="Button" parent="VBoxContainer/HBoxContainer"]
+margin_left = 474.0
+margin_right = 533.0
+margin_bottom = 32.0
+rect_min_size = Vector2( 0, 32 )
+text = "Open..."
+
+[node name="Label2" type="Label" parent="VBoxContainer/HBoxContainer"]
+margin_left = 537.0
+margin_top = 9.0
+margin_right = 611.0
+margin_bottom = 23.0
+text = "Server port:"
+
+[node name="PortSpinBox" type="SpinBox" parent="VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+margin_left = 615.0
+margin_right = 689.0
+margin_bottom = 32.0
+min_value = 81.0
+max_value = 8000.0
+value = 3001.0
+
+[node name="StartServerButton" type="Button" parent="VBoxContainer/HBoxContainer"]
+margin_left = 693.0
+margin_right = 778.0
+margin_bottom = 32.0
+rect_min_size = Vector2( 0, 32 )
+text = "Start server"
+
+[node name="ServerStatusLabel" type="Label" parent="VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+margin_left = 782.0
+margin_top = 9.0
+margin_right = 918.0
+margin_bottom = 23.0
+text = "Server is not running."
+
+[node name="OpenBrowserButton" type="Button" parent="VBoxContainer/HBoxContainer"]
+margin_left = 922.0
+margin_right = 1040.0
+margin_bottom = 32.0
+rect_min_size = Vector2( 0, 32 )
+size_flags_horizontal = 12
+text = "Open in browser"
+
+[node name="HSplitContainer" type="HSplitContainer" parent="VBoxContainer"]
+margin_top = 41.0
+margin_right = 1182.0
+margin_bottom = 611.0
+size_flags_vertical = 3
+split_offset = -263
+
+[node name="VBoxContainer2" type="VBoxContainer" parent="VBoxContainer/HSplitContainer"]
+margin_right = 322.0
+margin_bottom = 570.0
+size_flags_horizontal = 3
+
+[node name="HBoxContainer2" type="HBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer2"]
+margin_right = 322.0
+margin_bottom = 32.0
+
+[node name="Label" type="Label" parent="VBoxContainer/HSplitContainer/VBoxContainer2/HBoxContainer2"]
+margin_top = 9.0
+margin_right = 30.0
+margin_bottom = 23.0
+size_flags_horizontal = 0
+text = "Files"
+
+[node name="RefreshFilesButton" type="Button" parent="VBoxContainer/HSplitContainer/VBoxContainer2/HBoxContainer2"]
+unique_name_in_owner = true
+margin_left = 262.0
+margin_right = 322.0
+margin_bottom = 32.0
+rect_min_size = Vector2( 0, 32 )
+size_flags_horizontal = 10
+text = "Refresh"
+
+[node name="FileTree" type="Tree" parent="VBoxContainer/HSplitContainer/VBoxContainer2"]
+unique_name_in_owner = true
+margin_top = 36.0
+margin_right = 322.0
+margin_bottom = 570.0
+size_flags_horizontal = 3
+size_flags_vertical = 3
+allow_rmb_select = true
+hide_root = true
+
+[node name="VBoxContainer" type="VBoxContainer" parent="VBoxContainer/HSplitContainer"]
+margin_left = 334.0
+margin_right = 1182.0
+margin_bottom = 570.0
+size_flags_horizontal = 3
+
+[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer"]
+margin_right = 848.0
+margin_bottom = 570.0
+size_flags_vertical = 3
+
+[node name="VBoxContainer" type="VBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer"]
+margin_right = 848.0
+margin_bottom = 570.0
+size_flags_horizontal = 3
+
+[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer"]
+margin_right = 848.0
+margin_bottom = 24.0
+
+[node name="Label" type="Label" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer"]
+margin_top = 5.0
+margin_right = 32.0
+margin_bottom = 19.0
+text = "Title:"
+
+[node name="DocTitleLineEdit" type="LineEdit" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+margin_left = 36.0
+margin_right = 848.0
+margin_bottom = 24.0
+size_flags_horizontal = 3
+placeholder_text = "(Optional)"
+
+[node name="HBoxContainer2" type="HBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer"]
+margin_top = 28.0
+margin_right = 848.0
+margin_bottom = 52.0
+
+[node name="Label" type="Label" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer2"]
+margin_top = 5.0
+margin_right = 34.0
+margin_bottom = 19.0
+text = "Date:"
+
+[node name="DocDateLineEdit" type="LineEdit" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer2"]
+unique_name_in_owner = true
+margin_left = 38.0
+margin_right = 848.0
+margin_bottom = 24.0
+size_flags_horizontal = 3
+placeholder_text = "(Optional)"
+
+[node name="HSplitContainer" type="HSplitContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer"]
+margin_top = 56.0
+margin_right = 848.0
+margin_bottom = 570.0
+size_flags_vertical = 3
+split_offset = 328
+
+[node name="ContentEditContainer" type="VBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer"]
+margin_right = 378.0
+margin_bottom = 514.0
+size_flags_vertical = 3
+
+[node name="Label" type="Label" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer/ContentEditContainer"]
+margin_right = 378.0
+margin_bottom = 14.0
+text = "Content"
+
+[node name="DocInputTextEdit" type="TextEdit" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer/ContentEditContainer"]
+unique_name_in_owner = true
+margin_top = 18.0
+margin_right = 378.0
+margin_bottom = 514.0
+size_flags_horizontal = 3
+size_flags_vertical = 3
+show_line_numbers = true
+wrap_enabled = true
+
+[node name="ContentPreviewContainer" type="VBoxContainer" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer"]
+margin_left = 390.0
+margin_right = 848.0
+margin_bottom = 514.0
+size_flags_vertical = 3
+
+[node name="Label" type="Label" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer/ContentPreviewContainer"]
+margin_right = 458.0
+margin_bottom = 14.0
+text = "Content Preview (Not accurate!)"
+
+[node name="ContentPreviewRichTextLabel" type="RichTextLabel" parent="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer/ContentPreviewContainer"]
+unique_name_in_owner = true
+margin_top = 18.0
+margin_right = 458.0
+margin_bottom = 514.0
+size_flags_vertical = 3
+
+[node name="ServerFolderDialog" type="FileDialog" parent="."]
+unique_name_in_owner = true
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+margin_left = -482.0
+margin_top = -281.0
+margin_right = 482.0
+margin_bottom = 281.0
+window_title = "Open a Directory"
+mode = 2
+access = 2
+
+[node name="FileTreeContextMenu" type="PopupMenu" parent="."]
+unique_name_in_owner = true
+margin_right = 95.0
+margin_bottom = 56.0
+rect_min_size = Vector2( 95, 56 )
+items = [ "Move Up", null, 0, false, false, 0, 0, null, "", false, "Move Down", null, 0, false, false, 1, 0, null, "", false ]
+
+[connection signal="pressed" from="VBoxContainer/HBoxContainer/OpenServerFolderButton" to="." method="_on_OpenServerFolderButton_pressed"]
+[connection signal="item_edited" from="VBoxContainer/HSplitContainer/VBoxContainer2/FileTree" to="." method="_on_FileTree_item_edited"]
+[connection signal="item_rmb_selected" from="VBoxContainer/HSplitContainer/VBoxContainer2/FileTree" to="." method="_on_FileTree_item_rmb_selected"]
+[connection signal="item_selected" from="VBoxContainer/HSplitContainer/VBoxContainer2/FileTree" to="." method="_on_FileTree_item_selected"]
+[connection signal="text_changed" from="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer/DocTitleLineEdit" to="." method="_on_DocTitleLineEdit_text_changed"]
+[connection signal="text_changed" from="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HBoxContainer2/DocDateLineEdit" to="." method="_on_DocDateLineEdit_text_changed"]
+[connection signal="text_changed" from="VBoxContainer/HSplitContainer/VBoxContainer/HBoxContainer/VBoxContainer/HSplitContainer/ContentEditContainer/DocInputTextEdit" to="." method="_on_DocInputTextEdit_text_changed"]
+[connection signal="dir_selected" from="ServerFolderDialog" to="." method="set_server_dir"]
+[connection signal="id_pressed" from="FileTreeContextMenu" to="." method="_on_FileTreeContextMenu_id_pressed"]