restructure text editors and static assets
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sbwalker
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@using Microsoft.Extensions.Configuration
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@using Oqtane.Interfaces
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@using System.Text.RegularExpressions
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@using Radzen
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@using Radzen.Blazor
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@namespace Oqtane.Modules.Controls
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@inherits ModuleControlBase
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@implements ITextEditor
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@implements IDisposable
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@inject Radzen.ThemeService ThemeService
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@inject IRadzenEditorSettingService EditorSettingService
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@inject DialogService DialogService
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@inject NavigationManager NavigationManager
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@inject IStringLocalizer<Oqtane.Modules.Controls.RadzenTextEditor> Localizer
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<RadzenTheme Theme="@RadzenEditorDefinitions.DefaultTheme" />
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<RadzenComponents />
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<RadzenHtmlEditor @ref="_editor" Visible="_visible" Placeholder="@Placeholder" style="@($"height: {Height}px;")"
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@bind-Value="_value" Execute="OnExecute" class="rz-text-editor">
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<ChildContent>
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@_toolbar
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@if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin))
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{
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<RadzenHtmlEditorCustomTool CommandName="Settings" Icon="settings" Title="@Localizer["Settings"]" />
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}
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</ChildContent>
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</RadzenHtmlEditor>
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@code {
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private Oqtane.Modules.Controls.RadzenTextEditorInterop _interop;
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private RadzenHtmlEditor _editor;
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private string _value;
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private bool _visible = false;
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private string _theme;
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private string _background;
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private IList<string> _toolbarItems;
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private RenderFragment _toolbar;
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[Parameter]
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public string Placeholder { get; set; }
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[Parameter]
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public bool ReadOnly { get; set; }
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[Parameter]
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public int Height { get; set; } = 450;
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public string Name => "Radzen HTML Editor";
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public override List<Resource> Resources { get; set; } = new List<Resource>()
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{
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new Resource { ResourceType = ResourceType.Script, Url = "_content/Radzen.Blazor/Radzen.Blazor.js", Location = ResourceLocation.Body },
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new Resource { ResourceType = ResourceType.Script, Url = "js/texteditors/radzen/radzen-interop.js", Location = ResourceLocation.Body }
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};
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protected override void OnInitialized()
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{
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_interop = new Oqtane.Modules.Controls.RadzenTextEditorInterop(JSRuntime);
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}
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protected override async Task OnAfterRenderAsync(bool firstRender)
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{
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await base.OnAfterRenderAsync(firstRender);
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if (firstRender)
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{
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var interop = new Interop(JSRuntime);
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await interop.IncludeLink("", "stylesheet", $"{PageState?.Alias.BaseUrl}/css/texteditors/radzen/radzentexteditor.css", "text/css", "", "", "");
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await LoadSettings();
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_visible = true;
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StateHasChanged();
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await _interop.Initialize(_editor.Element);
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if (!string.IsNullOrEmpty(_theme))
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{
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ThemeService.SetTheme(_theme);
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}
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if (!string.IsNullOrEmpty(_background))
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{
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var backgroundColor = RadzenEditorDefinitions.TransparentBackgroundColor;
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switch (_background)
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{
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case "Light":
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backgroundColor = RadzenEditorDefinitions.LightBackgroundColor;
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break;
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case "Dark":
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backgroundColor = RadzenEditorDefinitions.DarkBackgroundColor;
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break;
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}
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await _interop.SetBackgroundColor(_editor.Element, backgroundColor);
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}
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}
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}
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public void Initialize(string content)
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{
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_value = !string.IsNullOrEmpty(content) ? content : string.Empty;
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DialogService.OnOpen += OnDialogOpened;
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}
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public void Dispose()
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{
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if (DialogService != null)
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{
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DialogService.OnOpen -= OnDialogOpened;
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}
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}
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public async Task<string> GetContent()
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{
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await Task.CompletedTask;
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return _value;
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}
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private async Task LoadSettings()
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{
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var scope = await EditorSettingService.GetSettingScopeAsync(ModuleState.ModuleId);
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var editorSetting = scope == 1
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? await EditorSettingService.LoadSettingsFromModuleAsync(ModuleState.ModuleId)
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: await EditorSettingService.LoadSettingsFromSiteAsync(PageState.Site.SiteId);
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_theme = editorSetting.Theme;
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_background = editorSetting.Background;
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_toolbarItems = editorSetting.ToolbarItems.Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries).ToList();
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_toolbar = SetupToolbarItems();
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}
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private RenderFragment SetupToolbarItems()
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{
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return builder =>
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{
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var sequence = 0;
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foreach (var item in _toolbarItems)
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{
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if (RadzenEditorDefinitions.ToolbarItems.ContainsKey(item))
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{
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sequence = RadzenEditorDefinitions.ToolbarItems[item](builder, sequence);
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}
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}
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};
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}
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private async Task OnExecute(HtmlEditorExecuteEventArgs args)
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{
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if (args.CommandName == "InsertImage")
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{
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await InsertImage(args.Editor);
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}
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else if (args.CommandName == "Settings")
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{
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await UpdateSettings(args.Editor);
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}
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}
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private async Task InsertImage(RadzenHtmlEditor editor)
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{
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await editor.SaveSelectionAsync();
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var result = await DialogService.OpenAsync<FileManagerDialog>(Localizer["DialogTitle.SelectImage"], new Dictionary<string, object>
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{
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{ "Filters", PageState.Site.ImageFiles }
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});
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await editor.RestoreSelectionAsync();
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if (result != null)
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{
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await editor.ExecuteCommandAsync(HtmlEditorCommands.InsertHtml, result);
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}
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}
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private async Task UpdateSettings(RadzenHtmlEditor editor)
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{
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await editor.SaveSelectionAsync();
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var result = await DialogService.OpenAsync<SettingsDialog>(Localizer["Settings"], null, new DialogOptions { Width = "650px" });
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if (result == true)
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{
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NavigationManager.NavigateTo(NavigationManager.Uri);
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}
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await editor.RestoreSelectionAsync();
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}
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private async void OnDialogOpened(string title, Type componentType, Dictionary<string, object> parameters, DialogOptions options)
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{
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await _interop.UpdateDialogLayout(_editor.Element);
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}
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}
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@ -0,0 +1,85 @@
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using Microsoft.AspNetCore.Components.Rendering;
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using Microsoft.Extensions.Localization;
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using System;
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using System.Collections.Generic;
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namespace Oqtane.Modules.Controls
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{
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public sealed class RadzenEditorDefinitions
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{
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public static IStringLocalizer<Oqtane.Modules.Controls.RadzenTextEditor> Localizer { get; internal set; }
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public const string TransparentBackgroundColor = "rgba(0, 0, 0, 0)";
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public const string LightBackgroundColor = "rgba(255, 255, 255, 1)";
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public const string DarkBackgroundColor = "rgba(0, 0, 0, 1)";
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public const string DefaultTheme = "default";
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public const string DefaultBackground = "Default";
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public static readonly IDictionary<string, Func<RenderTreeBuilder, int, int>> ToolbarItems = new Dictionary<string, Func<RenderTreeBuilder, int, int>>()
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{
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{ "AlignCenter", (builder, sequence) => CreateFragment(builder, sequence, "AlignCenter", "RadzenHtmlEditorAlignCenter") },
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{ "AlignLeft", (builder, sequence) => CreateFragment(builder, sequence, "AlignLeft", "RadzenHtmlEditorAlignLeft") },
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{ "AlignRight", (builder, sequence) => CreateFragment(builder, sequence, "AlignRight", "RadzenHtmlEditorAlignRight") },
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{ "Background", (builder, sequence) => CreateFragment(builder, sequence, "Background", "RadzenHtmlEditorBackground") },
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{ "Color", (builder, sequence) => CreateFragment(builder, sequence, "Color", "RadzenHtmlEditorColor") },
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{ "FontName", (builder, sequence) => CreateFragment(builder, sequence, "FontName", "RadzenHtmlEditorFontName") },
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{ "FontSize", (builder, sequence) => CreateFragment(builder, sequence, "FontSize", "RadzenHtmlEditorFontSize") },
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{ "FormatBlock", (builder, sequence) => CreateFragment(builder, sequence, "FormatBlock", "RadzenHtmlEditorFormatBlock") },
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{ "Indent", (builder, sequence) => CreateFragment(builder, sequence, "Indent", "RadzenHtmlEditorIndent") },
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{ "InsertImage", (builder, sequence) => CreateFragment(builder, sequence, "InsertImage", "RadzenHtmlEditorCustomTool", "InsertImage", "image") },
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{ "Italic", (builder, sequence) => CreateFragment(builder, sequence, "Italic", "RadzenHtmlEditorItalic") },
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{ "Justify", (builder, sequence) => CreateFragment(builder, sequence, "Justify", "RadzenHtmlEditorJustify") },
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{ "Link", (builder, sequence) => CreateFragment(builder, sequence, "Link", "RadzenHtmlEditorLink") },
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{ "OrderedList", (builder, sequence) => CreateFragment(builder, sequence, "OrderedList", "RadzenHtmlEditorOrderedList") },
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{ "Outdent", (builder, sequence) => CreateFragment(builder, sequence, "Outdent", "RadzenHtmlEditorOutdent") },
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{ "Redo", (builder, sequence) => CreateFragment(builder, sequence, "Redo", "RadzenHtmlEditorRedo") },
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{ "RemoveFormat", (builder, sequence) => CreateFragment(builder, sequence, "RemoveFormat", "RadzenHtmlEditorRemoveFormat") },
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{ "Separator", (builder, sequence) => CreateFragment(builder, sequence, "Separator", "RadzenHtmlEditorSeparator") },
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{ "Source", (builder, sequence) => CreateFragment(builder, sequence, "Source", "RadzenHtmlEditorSource") },
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{ "StrikeThrough", (builder, sequence) => CreateFragment(builder, sequence, "StrikeThrough", "RadzenHtmlEditorStrikeThrough") },
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{ "Subscript", (builder, sequence) => CreateFragment(builder, sequence, "Subscript", "RadzenHtmlEditorSubscript") },
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{ "Superscript", (builder, sequence) => CreateFragment(builder, sequence, "Superscript", "RadzenHtmlEditorSuperscript") },
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{ "Underline", (builder, sequence) => CreateFragment(builder, sequence, "Underline", "RadzenHtmlEditorUnderline") },
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{ "Undo", (builder, sequence) => CreateFragment(builder, sequence, "Undo", "RadzenHtmlEditorUndo") },
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{ "Unlink", (builder, sequence) => CreateFragment(builder, sequence, "Unlink", "RadzenHtmlEditorUnlink") },
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{ "UnorderedList", (builder, sequence) => CreateFragment(builder, sequence, "UnorderedList", "RadzenHtmlEditorUnorderedList") },
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};
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public static readonly string DefaultToolbarItems = "Undo,Redo,Separator,FontName,FontSize,FormatBlock,Bold,Italic,Underline,StrikeThrough,Separator,AlignLeft,AlignCenter,AlignRight,Justify,Separator,Indent,Outdent,UnorderedList,OrderedList,Separator,Color,Background,RemoveFormat,Separator,Subscript,Superscript,Separator,Link,Unlink,InsertImage,Separator,Source";
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private static int CreateFragment(RenderTreeBuilder builder, int sequence, string name, string typeName, string commaneName = "", string icon = "")
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{
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var fullTypeName = $"Radzen.Blazor.{typeName}, Radzen.Blazor";
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var type = Type.GetType(fullTypeName);
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if (type != null)
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{
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var title = Localizer[$"{name}.Title"];
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var placeholder = Localizer[$"{name}.Placeholder"];
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builder.OpenComponent(sequence++, type);
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if (!string.IsNullOrEmpty(title) && title != $"{name}.Title" && type.GetProperty("Title") != null)
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{
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builder.AddAttribute(sequence++, "Title", title);
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}
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if (!string.IsNullOrEmpty(placeholder) && placeholder != $"{name}.Placeholder" && type.GetProperty("Placeholder") != null)
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{
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builder.AddAttribute(sequence++, "Placeholder", placeholder);
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}
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if (!string.IsNullOrEmpty(commaneName) && type.GetProperty("CommandName") != null)
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{
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builder.AddAttribute(sequence++, "CommandName", commaneName);
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}
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if (!string.IsNullOrEmpty(icon) && type.GetProperty("Icon") != null)
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{
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builder.AddAttribute(sequence++, "Icon", icon);
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}
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builder.CloseComponent();
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}
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return sequence;
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}
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}
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}
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@ -0,0 +1,60 @@
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using Microsoft.AspNetCore.Components;
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using Microsoft.JSInterop;
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using System.Threading.Tasks;
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namespace Oqtane.Modules.Controls
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{
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public class RadzenTextEditorInterop
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{
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private readonly IJSRuntime _jsRuntime;
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public RadzenTextEditorInterop(IJSRuntime jsRuntime)
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{
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_jsRuntime = jsRuntime;
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}
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public Task Initialize(ElementReference editor)
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{
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try
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{
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_jsRuntime.InvokeVoidAsync("Oqtane.RadzenTextEditor.initialize", editor);
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}
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catch
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{
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}
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return Task.CompletedTask;
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}
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public Task SetBackgroundColor(ElementReference editor, string color)
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{
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try
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{
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_jsRuntime.InvokeVoidAsync(
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"Oqtane.RadzenTextEditor.setBackgroundColor",
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editor, color);
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}
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catch
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{
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}
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return Task.CompletedTask;
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}
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public Task UpdateDialogLayout(ElementReference editor)
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{
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try
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{
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_jsRuntime.InvokeVoidAsync("Oqtane.RadzenTextEditor.updateDialogLayout", editor);
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}
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catch
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{
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}
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return Task.CompletedTask;
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}
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}
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}
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@ -0,0 +1,11 @@
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namespace Oqtane.Modules.Controls
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{
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public class RadzenEditorSetting
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{
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public string Theme { get; set; }
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public string Background { get; set; }
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public string ToolbarItems { get; set; }
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}
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}
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