Disable button for array editor when max item reached.

backend/src/Squidex.Domain.Apps.Core.Operations/HandleRules/Extensions/EventFluidExtensions.cs

@@ -11,6 +11,7 @@ using Fluid.Values;
 using Squidex.Domain.Apps.Core.Rules.EnrichedEvents;
 using Squidex.Domain.Apps.Core.Templates;
 using Squidex.Infrastructure;
+using Squidex.Text;
 
 namespace Squidex.Domain.Apps.Core.HandleRules.Extensions
 {
@@ -29,20 +30,33 @@ namespace Squidex.Domain.Apps.Core.HandleRules.Extensions
         {
             TemplateContext.GlobalFilters.AddFilter("contentUrl", ContentUrl);
             TemplateContext.GlobalFilters.AddFilter("assetContentUrl", AssetContentUrl);
+            TemplateContext.GlobalFilters.AddFilter("assetContentAppUrl", AssetContentAppUrl);
+            TemplateContext.GlobalFilters.AddFilter("assetContentSlugUrl", AssetContentSlugUrl);
         }
 
         private FluidValue ContentUrl(FluidValue input, FilterArguments arguments, TemplateContext context)
         {
-            if (input is ObjectValue objectValue)
+            var value = input.ToObjectValue();
+
+            switch (value)
             {
-                if (context.GetValue("event")?.ToObjectValue() is EnrichedContentEvent contentEvent)
+                case Guid guid when guid != Guid.Empty:
                     {
-                    if (objectValue.ToObjectValue() is Guid guid && guid != Guid.Empty)
+                        if (context.GetValue("event")?.ToObjectValue() is EnrichedContentEvent contentEvent)
                         {
                             var result = urlGenerator.ContentUI(contentEvent.AppId, contentEvent.SchemaId, guid);
 
                             return new StringValue(result);
                         }
+
+                        break;
+                    }
+
+                case EnrichedContentEvent contentEvent:
+                    {
+                        var result = urlGenerator.ContentUI(contentEvent.AppId, contentEvent.SchemaId, contentEvent.Id);
+
+                        return new StringValue(result);
                     }
             }
 
@@ -51,12 +65,79 @@ namespace Squidex.Domain.Apps.Core.HandleRules.Extensions
 
         private FluidValue AssetContentUrl(FluidValue input, FilterArguments arguments, TemplateContext context)
         {
-            if (input is ObjectValue objectValue)
+            var value = input.ToObjectValue();
+
+            switch (value)
             {
-                if (objectValue.ToObjectValue() is Guid guid && guid != Guid.Empty)
+                case Guid guid when guid != Guid.Empty:
                     {
                         var result = urlGenerator.AssetContent(guid);
 
+                        return new StringValue(result);
+                    }
+
+                case EnrichedAssetEvent assetEvent:
+                    {
+                        var result = urlGenerator.AssetContent(assetEvent.Id);
+
+                        return new StringValue(result);
+                    }
+            }
+
+            return NilValue.Empty;
+        }
+
+        private FluidValue AssetContentAppUrl(FluidValue input, FilterArguments arguments, TemplateContext context)
+        {
+            var value = input.ToObjectValue();
+
+            switch (value)
+            {
+                case Guid guid when guid != Guid.Empty:
+                    {
+                        if (context.GetValue("event")?.ToObjectValue() is EnrichedAssetEvent assetEvent)
+                        {
+                            var result = urlGenerator.AssetContent(assetEvent.AppId, guid.ToString());
+
+                            return new StringValue(result);
+                        }
+
+                        break;
+                    }
+
+                case EnrichedAssetEvent assetEvent:
+                    {
+                        var result = urlGenerator.AssetContent(assetEvent.AppId, assetEvent.Id.ToString());
+
+                        return new StringValue(result);
+                    }
+            }
+
+            return NilValue.Empty;
+        }
+
+        private FluidValue AssetContentSlugUrl(FluidValue input, FilterArguments arguments, TemplateContext context)
+        {
+            var value = input.ToObjectValue();
+
+            switch (value)
+            {
+                case string s:
+                    {
+                        if (context.GetValue("event")?.ToObjectValue() is EnrichedAssetEvent assetEvent)
+                        {
+                            var result = urlGenerator.AssetContent(assetEvent.AppId, s.Slugify());
+
+                            return new StringValue(result);
+                        }
+
+                        break;
+                    }
+
+                case EnrichedAssetEvent assetEvent:
+                    {
+                        var result = urlGenerator.AssetContent(assetEvent.AppId, assetEvent.FileName.Slugify());
+
                         return new StringValue(result);
                     }
             }

backend/src/Squidex.Domain.Apps.Core.Operations/HandleRules/Extensions/EventJintExtension.cs

@@ -9,6 +9,7 @@ using Jint.Native;
 using Squidex.Domain.Apps.Core.Rules.EnrichedEvents;
 using Squidex.Domain.Apps.Core.Scripting;
 using Squidex.Infrastructure;
+using Squidex.Text;
 
 namespace Squidex.Domain.Apps.Core.HandleRules.Extensions
 {
@@ -55,6 +56,26 @@ namespace Squidex.Domain.Apps.Core.HandleRules.Extensions
 
                 return JsValue.Null;
             }));
+
+            context.Engine.SetValue("assetContentAppUrl", new EventDelegate(() =>
+            {
+                if (context.TryGetValue("event", out var temp) && temp is EnrichedAssetEvent assetEvent)
+                {
+                    return urlGenerator.AssetContent(assetEvent.AppId, assetEvent.Id.ToString());
+                }
+
+                return JsValue.Null;
+            }));
+
+            context.Engine.SetValue("assetContentSlugUrl", new EventDelegate(() =>
+            {
+                if (context.TryGetValue("event", out var temp) && temp is EnrichedAssetEvent assetEvent)
+                {
+                    return urlGenerator.AssetContent(assetEvent.AppId, assetEvent.FileName.Slugify());
+                }
+
+                return JsValue.Null;
+            }));
         }
     }
 }

backend/src/Squidex.Domain.Apps.Core.Operations/HandleRules/PredefinedPatternsFormatter.cs

@@ -11,6 +11,7 @@ using System.Globalization;
 using Squidex.Domain.Apps.Core.Rules.EnrichedEvents;
 using Squidex.Infrastructure;
 using Squidex.Shared.Users;
+using Squidex.Text;
 
 namespace Squidex.Domain.Apps.Core.HandleRules
 {
@@ -28,6 +29,8 @@ namespace Squidex.Domain.Apps.Core.HandleRules
             AddPattern("APP_ID", AppId);
             AddPattern("APP_NAME", AppName);
             AddPattern("ASSET_CONTENT_URL", AssetContentUrl);
+            AddPattern("ASSET_CONTENT_APP_URL", AssetContentAppUrl);
+            AddPattern("ASSET_CONTENT_SLUG_URL", AssetContentSlugUrl);
             AddPattern("CONTENT_ACTION", ContentAction);
             AddPattern("CONTENT_URL", ContentUrl);
             AddPattern("MENTIONED_ID", MentionedId);
@@ -124,6 +127,26 @@ namespace Squidex.Domain.Apps.Core.HandleRules
             return null;
         }
 
+        private string? AssetContentAppUrl(EnrichedEvent @event)
+        {
+            if (@event is EnrichedAssetEvent assetEvent)
+            {
+                return urlGenerator.AssetContent(assetEvent.AppId, assetEvent.Id.ToString());
+            }
+
+            return null;
+        }
+
+        private string? AssetContentSlugUrl(EnrichedEvent @event)
+        {
+            if (@event is EnrichedAssetEvent assetEvent)
+            {
+                return urlGenerator.AssetContent(assetEvent.AppId, assetEvent.FileName.Slugify());
+            }
+
+            return null;
+        }
+
         private string? ContentUrl(EnrichedEvent @event)
         {
             if (@event is EnrichedContentEvent contentEvent)

backend/src/Squidex.Domain.Apps.Core.Operations/IUrlGenerator.cs

@@ -27,6 +27,8 @@ namespace Squidex.Domain.Apps.Core
 
         string AssetContent(Guid assetId);
 
+        string AssetContent(NamedId<Guid> appId, string idOrSlug);
+
         string BackupsUI(NamedId<Guid> appId);
 
         string ClientsUI(NamedId<Guid> appId);

backend/src/Squidex.Web/Services/UrlGenerator.cs

@@ -53,6 +53,11 @@ namespace Squidex.Web.Services
             return urlsOptions.BuildUrl($"api/assets/{assetId}");
         }
 
+        public string AssetContent(NamedId<Guid> appId, string idOrSlug)
+        {
+            return urlsOptions.BuildUrl($"assets/{appId.Name}/{idOrSlug}");
+        }
+
         public string? AssetSource(Guid assetId, long fileVersion)
         {
             return assetFileStore.GeneratePublicUrl(assetId, fileVersion);

backend/tests/Squidex.Domain.Apps.Core.Tests/Operations/HandleRules/RuleEventFormatterCompareTests.cs

@@ -70,6 +70,12 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => urlGenerator.AssetContent(assetId))
                 .Returns("asset-content-url");
 
+            A.CallTo(() => urlGenerator.AssetContent(appId, assetId.ToString()))
+                .Returns("asset-content-app-url");
+
+            A.CallTo(() => urlGenerator.AssetContent(appId, "file-name"))
+                .Returns("asset-content-slug-url");
+
             A.CallTo(() => user.Id)
                 .Returns("user123");
 
@@ -301,6 +307,7 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             "Download at ${assetContentUrl()}",
             "Download at {{event.id | assetContentUrl}}"
         )]
+        [InlineData("Liquid(Download at {{event | assetContentUrl}})")]
         public async Task Should_format_asset_content_url_from_event(string script)
         {
             var @event = new EnrichedAssetEvent { Id = assetId };
@@ -317,6 +324,7 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             "Download at ${assetContentUrl()}",
             "Download at {{event.id | assetContentUrl | default: 'null'}}"
         )]
+        [InlineData("Liquid(Download at {{event | assetContentUrl | default: 'null'}})")]
         public async Task Should_return_null_when_asset_content_url_not_found(string script)
         {
             var @event = new EnrichedContentEvent();
@@ -326,6 +334,74 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             Assert.Equal("Download at null", result);
         }
 
+        [Theory]
+        [Expressions(
+            "Download at $ASSET_CONTENT_APP_URL",
+            null,
+            "Download at ${assetContentAppUrl()}",
+            "Download at {{event.id | assetContentAppUrl | default: 'null'}}"
+        )]
+        [InlineData("Liquid(Download at {{event | assetContentAppUrl | default: 'null'}})")]
+        public async Task Should_format_asset_content_app_url_from_event(string script)
+        {
+            var @event = new EnrichedAssetEvent { AppId = appId, Id = assetId, FileName = "File Name" };
+
+            var result = await sut.FormatAsync(script, @event);
+
+            Assert.Equal("Download at asset-content-app-url", result);
+        }
+
+        [Theory]
+        [Expressions(
+            "Download at $ASSET_CONTENT_APP_URL",
+            null,
+            "Download at ${assetContentAppUrl()}",
+            "Download at {{event.id | assetContentAppUrl | default: 'null'}}"
+        )]
+        [InlineData("Liquid(Download at {{event | assetContentAppUrl | default: 'null'}})")]
+        public async Task Should_return_null_when_asset_content_app_url_not_found(string script)
+        {
+            var @event = new EnrichedContentEvent();
+
+            var result = await sut.FormatAsync(script, @event);
+
+            Assert.Equal("Download at null", result);
+        }
+
+        [Theory]
+        [Expressions(
+            "Download at $ASSET_CONTENT_SLUG_URL",
+            null,
+            "Download at ${assetContentSlugUrl()}",
+            "Download at {{event.fileName | assetContentSlugUrl | default: 'null'}}"
+        )]
+        [InlineData("Liquid(Download at {{event | assetContentSlugUrl | default: 'null'}})")]
+        public async Task Should_format_asset_content_slug_url_from_event(string script)
+        {
+            var @event = new EnrichedAssetEvent { AppId = appId, Id = assetId, FileName = "File Name" };
+
+            var result = await sut.FormatAsync(script, @event);
+
+            Assert.Equal("Download at asset-content-slug-url", result);
+        }
+
+        [Theory]
+        [Expressions(
+            "Download at $ASSET_CONTENT_SLUG_URL",
+            null,
+            "Download at ${assetContentSlugUrl()}",
+            "Download at {{event.id | assetContentSlugUrl | default: 'null'}}"
+        )]
+        [InlineData("Liquid(Download at {{event | assetContentSlugUrl | default: 'null'}})")]
+        public async Task Should_return_null_when_asset_content_slug_url_not_found(string script)
+        {
+            var @event = new EnrichedContentEvent();
+
+            var result = await sut.FormatAsync(script, @event);
+
+            Assert.Equal("Download at null", result);
+        }
+
         [Theory]
         [Expressions(
             "Go to $CONTENT_URL",

backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/TestData/FakeUrlGenerator.cs

@@ -31,6 +31,11 @@ namespace Squidex.Domain.Apps.Entities.Contents.TestData
             return $"assets/{assetId}";
         }
 
+        public string AssetContent(NamedId<Guid> appId, string idOrSlug)
+        {
+            return $"assets/{appId.Name}/{idOrSlug}";
+        }
+
         public string ContentUI(NamedId<Guid> appId, NamedId<Guid> schemaId, Guid contentId)
         {
             return $"contents/{schemaId.Name}/{contentId}";

frontend/app/features/content/shared/forms/array-editor.component.html

@@ -1,4 +1,5 @@
-<div class="array-container" *ngIf="formModel.items.length > 0"
+<ng-container *ngIf="hasFields; else noFields">
+    <div class="array-container" *ngIf="formModel.items.length > 0"
         cdkDropList
         [cdkDropListDisabled]="false"
         [cdkDropListData]="formModel.items"
@@ -19,11 +20,11 @@
                 <i cdkDragHandle class="icon-drag2"></i>
             </sqx-array-item>
         </div>
-</div>
+    </div>
 
-<div class="row">
+    <div class="row">
         <div class="col">
-        <button type="button" class="btn btn-success" [disabled]="field.nested.length === 0 || formModel.form.disabled" (click)="itemAdd(undefined)">
+            <button type="button" class="btn btn-success" [disabled]="!canAdd || formModel.form.disabled" (click)="itemAdd(undefined)">
                 {{ 'contents.arrayAddItem' | sqxTranslate }}
             </button>
         </div>
@@ -36,8 +37,11 @@
                 <i class="icon-minus-square"></i>
             </button>
         </div>
-</div>
+    </div>
+</ng-container>
 
-<small class="text-muted ml-2" *ngIf="field.nested.length === 0">
+<ng-template #noFields>
+    <small class="text-muted">
         {{ 'contents.arrayNoFields' | sqxTranslate }}
-</small>
+    </small>
+</ng-template>

frontend/app/features/content/shared/forms/array-editor.component.ts

@@ -6,8 +6,8 @@
  */
 
 import { CdkDragDrop } from '@angular/cdk/drag-drop';
-import { ChangeDetectionStrategy, Component, Input, QueryList, ViewChildren } from '@angular/core';
-import { AppLanguageDto, EditContentForm, FieldArrayForm, FieldArrayItemForm, sorted } from '@app/shared';
+import { ChangeDetectionStrategy, Component, Input, OnChanges, QueryList, SimpleChanges, ViewChildren } from '@angular/core';
+import { AppLanguageDto, ArrayFieldPropertiesDto, EditContentForm, FieldArrayForm, FieldArrayItemForm, sorted } from '@app/shared';
 import { ArrayItemComponent } from './array-item.component';
 
 @Component({
@@ -16,7 +16,7 @@ import { ArrayItemComponent } from './array-item.component';
     templateUrl: './array-editor.component.html',
     changeDetection: ChangeDetectionStrategy.OnPush
 })
-export class ArrayEditorComponent {
+export class ArrayEditorComponent implements OnChanges {
     @Input()
     public form: EditContentForm;
 
@@ -38,10 +38,28 @@ export class ArrayEditorComponent {
     @ViewChildren(ArrayItemComponent)
     public children: QueryList<ArrayItemComponent>;
 
+    public maxItems: number;
+
     public get field() {
         return this.formModel.field;
     }
 
+    public get hasFields() {
+        return this.field.nested.length > 0;
+    }
+
+    public get canAdd() {
+        return this.formModel.items.length < this.maxItems;
+    }
+
+    public ngOnChanges(changes: SimpleChanges) {
+        if (changes['formModel']) {
+            const properties = this.field.properties as ArrayFieldPropertiesDto;
+
+            this.maxItems = properties.maxItems || Number.MAX_VALUE;
+        }
+    }
+
     public itemRemove(index: number) {
         this.formModel.removeItemAt(index);
     }