Created
April 11, 2018 21:34
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Migrate Episerver Dynamic content to Episerver blocks
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using System.Collections.Generic; | |
using System.Configuration; | |
using System.Data.SqlClient; | |
using System.IO; | |
using david_tec.Models.Blocks; | |
using david_tec.Models.Pages; | |
using EPi.Blog.Templates.PlugIn; | |
using EPiServer; | |
using EPiServer.Core; | |
using EPiServer.Core.Html.StringParsing; | |
using EPiServer.PlugIn; | |
using EPiServer.Scheduler; | |
using EPiServer.Security; | |
namespace david_tec.Business.ScheduledJobs | |
{ | |
[ScheduledPlugIn(DisplayName = "MigrateDynamicContentToBlocks")] | |
public class MigrateDynamicContentToBlocks : ScheduledJobBase | |
{ | |
private bool _stopSignaled; | |
private readonly IContentRepository _contentRepository; | |
private readonly ContentAssetHelper _contentAssetHelper; | |
public MigrateDynamicContentToBlocks(IContentRepository contentRepository, ContentAssetHelper contentAssetHelper) | |
{ | |
_contentRepository = contentRepository; | |
_contentAssetHelper = contentAssetHelper; | |
IsStoppable = true; | |
} | |
/// <summary> | |
/// Called when a user clicks on Stop for a manually started job, or when ASP.NET shuts down. | |
/// </summary> | |
public override void Stop() => _stopSignaled = true; | |
/// <summary> | |
/// Called when a scheduled job executes | |
/// </summary> | |
/// <returns>A status message to be stored in the database log and visible from admin mode</returns> | |
public override string Execute() | |
{ | |
OnStatusChanged($"Starting execution of {this.GetType()}"); | |
StringWriter sw = new StringWriter(); | |
foreach (var contentId in GetContentToMigrate()) | |
{ | |
PlaceBlockOnPage(contentId); | |
sw.Write(contentId + ","); | |
} | |
if (_stopSignaled) | |
{ | |
return "Stop of job was called"; | |
} | |
return "Page Ids updated: " + sw; | |
} | |
private void PlaceBlockOnPage(int contentId) | |
{ | |
var originalPage = _contentRepository.Get<BlogPostPage>(new ContentReference(contentId)).CreateWritableClone() as BlogPostPage; | |
var updatedXhtmlString = originalPage.BodyText.ToInternalString(); | |
var updateXhtml = false; | |
foreach (var bodyTextFragment in originalPage.BodyText.Fragments) | |
{ | |
if (bodyTextFragment.GetType() == typeof(DynamicContentFragment)) | |
{ | |
// Get the original dynamic content values using the orignal DynamicContent control | |
// -- In this scenario we only CodeBrowserView is used so this is safe | |
var originalDyanamicContnet = (CodeBrowserView)((DynamicContentFragment) bodyTextFragment).DynamicContent; | |
var codeType = originalDyanamicContnet.Properties["Brush"].Value.ToString(); | |
var codeSnippet = originalDyanamicContnet.Properties["CodeSnippet"].Value.ToString(); | |
// Create a new block | |
var codeBlock = CreatePageLevelBlock(contentId, codeType, codeSnippet); | |
// Update the XHTML string to embed the block and remove the dynamic content reference | |
var embeddedBlock = "<div data-classid=\"36f4349b-8093-492b-b616-05d8964e4c89\" data-contentguid=\"" + (codeBlock as IContent).ContentGuid + "\" data-contentname=\"" + (codeBlock as IContent).Name + "\" class=\"epi-contentfragment mceNonEditable\" data-contentlink=\"" + (codeBlock as IContent).ContentLink.ID + "\">" + (codeBlock as IContent).Name + "</div>"; | |
updatedXhtmlString = updatedXhtmlString.Replace(bodyTextFragment.InternalFormat, embeddedBlock); | |
updateXhtml = true; | |
} | |
} | |
if (updateXhtml) | |
{ | |
originalPage.BodyText = new XhtmlString(updatedXhtmlString); | |
_contentRepository.Publish(originalPage, AccessLevel.NoAccess); | |
} | |
} | |
private IContent CreatePageLevelBlock(int contentId, string codeType, string codeSnippetText) | |
{ | |
ContentAssetFolder folder = _contentAssetHelper.GetOrCreateAssetFolder(new ContentReference(contentId)); | |
var codeSnippet = _contentRepository.GetDefault<CodeSnippet>(folder.ContentLink); | |
codeSnippet.CodeType = codeType; | |
codeSnippet.Code = codeSnippetText; | |
(codeSnippet as IContent).Name = contentId + "_Code"; | |
_contentRepository.Publish(codeSnippet as IContent, AccessLevel.NoAccess); | |
return codeSnippet as IContent; | |
} | |
private IList<int> GetContentToMigrate() | |
{ | |
var returnItems = new List<int>(); | |
var query = | |
"SELECT [fkContentID] FROM [dbo].[tblContentProperty] WHERE LongString LIKE \'%data-dynamicclass%\' ORDER BY [fkContentID]"; | |
using (SqlConnection cn = | |
new SqlConnection(ConfigurationManager.ConnectionStrings["EPiServerDB"].ConnectionString)) | |
{ | |
cn.Open(); | |
SqlCommand cmd = new SqlCommand(query, cn); | |
var reader = cmd.ExecuteReader(); | |
while (reader.Read()) | |
{ | |
returnItems.Add((int)reader[0]); | |
} | |
reader.Close(); | |
cn.Close(); | |
} | |
return returnItems; | |
} | |
} | |
} |
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