Example #1
0
        /// <summary>
        /// Transforms the passed web parts into the loaded client side page
        /// </summary>
        /// <param name="webParts">List of web parts that need to be transformed</param>
        public void Transform(List <WebPartEntity> webParts)
        {
            if (webParts == null || webParts.Count == 0)
            {
                // nothing to transform
                return;
            }

            // find the default mapping, will be used for webparts for which the model does not contain a mapping
            var defaultMapping = pageTransformation.BaseWebPart.Mappings.Mapping.Where(p => p.Default == true).FirstOrDefault();

            if (defaultMapping == null)
            {
                throw new Exception("No default mapping was found int the provided mapping file");
            }

            // Load existing available controls
            var componentsToAdd = CacheManager.Instance.GetClientSideComponents(page);

            // Normalize row numbers as there can be gaps if the analyzed page contained wiki tables
            int newRowOrder          = 0;
            int lastExistingRowOrder = -1;

            foreach (var webPart in webParts.OrderBy(p => p.Row))
            {
                if (lastExistingRowOrder < webPart.Row)
                {
                    newRowOrder++;
                    lastExistingRowOrder = webPart.Row;
                }

                webPart.Row = newRowOrder;
            }

            // Iterate over the web parts, important to order them by row, column and zoneindex
            foreach (var webPart in webParts.OrderBy(p => p.Row).ThenBy(p => p.Column).ThenBy(p => p.Order))
            {
                // Title bar will never be migrated
                if (webPart.Type == WebParts.TitleBar)
                {
                    continue;
                }

                // Assign the default mapping, if we're a more specific mapping than that will overwrite this mapping
                Mapping mapping = defaultMapping;
                // Does the web part have a mapping defined?
                var webPartData = pageTransformation.WebParts.Where(p => p.Type == webPart.Type).FirstOrDefault();

                // Check for cross site transfer support
                if (webPartData != null && this.isCrossSiteTransfer)
                {
                    if (!webPartData.CrossSiteTransformationSupported)
                    {
                        continue;
                    }
                }

                if (webPartData != null && webPartData.Mappings != null)
                {
                    // Add site level (e.g. site) tokens to the web part properties and model so they can be used in the same manner as a web part property
                    UpdateWebPartDataProperties(webPart, webPartData, this.globalTokens);

                    string selectorResult = null;
                    try
                    {
                        // The mapping can have a selector function defined, is so it will be executed. If a selector was executed the selectorResult will contain the name of the mapping to use
                        selectorResult = functionProcessor.Process(ref webPartData, webPart);
                    }
                    catch (Exception ex)
                    {
                        // NotAvailableAtTargetException is used to "skip" a web part since it's not valid for the target site collection (only applies to cross site collection transfers)
                        if (ex.InnerException is NotAvailableAtTargetException)
                        {
                            continue;
                        }

                        throw;
                    }

                    Mapping webPartMapping = null;
                    // Get the needed mapping:
                    // - use the mapping returned by the selector
                    // - if no selector then take the default mapping
                    // - if no mapping found we'll fall back to the default web part mapping
                    if (!string.IsNullOrEmpty(selectorResult))
                    {
                        webPartMapping = webPartData.Mappings.Mapping.Where(p => p.Name.Equals(selectorResult, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
                    }
                    else
                    {
                        // If there's only one mapping let's take that one, even if not specified as default
                        if (webPartData.Mappings.Mapping.Length == 1)
                        {
                            webPartMapping = webPartData.Mappings.Mapping[0];
                        }
                        else
                        {
                            webPartMapping = webPartData.Mappings.Mapping.Where(p => p.Default == true).FirstOrDefault();
                        }
                    }

                    if (webPartMapping != null)
                    {
                        mapping = webPartMapping;
                    }

                    // Process mapping specific functions (if any)
                    if (!String.IsNullOrEmpty(mapping.Functions))
                    {
                        try
                        {
                            functionProcessor.ProcessMappingFunctions(ref webPartData, webPart, mapping);
                        }
                        catch (Exception ex)
                        {
                            // NotAvailableAtTargetException is used to "skip" a web part since it's not valid for the target site collection (only applies to cross site collection transfers)
                            if (ex.InnerException is NotAvailableAtTargetException)
                            {
                                continue;
                            }

                            throw;
                        }
                    }
                }

                // Use the mapping data => make one list of Text and WebParts to allow for correct ordering
                combinedMappinglist = new List <CombinedMapping>();
                if (mapping.ClientSideText != null)
                {
                    foreach (var map in mapping.ClientSideText.OrderBy(p => p.Order))
                    {
                        if (!Int32.TryParse(map.Order, out Int32 mapOrder))
                        {
                            mapOrder = 0;
                        }

                        combinedMappinglist.Add(new CombinedMapping {
                            ClientSideText = map, ClientSideWebPart = null, Order = mapOrder
                        });
                    }
                }
                if (mapping.ClientSideWebPart != null)
                {
                    foreach (var map in mapping.ClientSideWebPart.OrderBy(p => p.Order))
                    {
                        if (!Int32.TryParse(map.Order, out Int32 mapOrder))
                        {
                            mapOrder = 0;
                        }

                        combinedMappinglist.Add(new CombinedMapping {
                            ClientSideText = null, ClientSideWebPart = map, Order = mapOrder
                        });
                    }
                }

                // Get the order of the last inserted control in this column
                int order = LastColumnOrder(webPart.Row - 1, webPart.Column - 1);
                // Interate the controls for this mapping using their order
                foreach (var map in combinedMappinglist.OrderBy(p => p.Order))
                {
                    order++;

                    if (map.ClientSideText != null)
                    {
                        // Insert a Text control
                        OfficeDevPnP.Core.Pages.ClientSideText text = new OfficeDevPnP.Core.Pages.ClientSideText()
                        {
                            Text = TokenParser.ReplaceTokens(map.ClientSideText.Text, webPart)
                        };

                        page.AddControl(text, page.Sections[webPart.Row - 1].Columns[webPart.Column - 1], order);
                    }
                    else if (map.ClientSideWebPart != null)
                    {
                        // Insert a web part
                        ClientSideComponent baseControl = null;

                        if (map.ClientSideWebPart.Type == ClientSideWebPartType.Custom)
                        {
                            // Parse the control ID to support generic web part placement scenarios
                            map.ClientSideWebPart.ControlId = TokenParser.ReplaceTokens(map.ClientSideWebPart.ControlId, webPart);
                            // Check if this web part belongs to the list of "usable" web parts for this site
                            baseControl = componentsToAdd.FirstOrDefault(p => p.Id.Equals($"{{{map.ClientSideWebPart.ControlId}}}", StringComparison.InvariantCultureIgnoreCase));
                        }
                        else
                        {
                            string webPartName = "";
                            switch (map.ClientSideWebPart.Type)
                            {
                            case ClientSideWebPartType.List:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.List);
                                break;
                            }

                            case ClientSideWebPartType.Image:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Image);
                                break;
                            }

                            case ClientSideWebPartType.ContentRollup:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.ContentRollup);
                                break;
                            }

                            case ClientSideWebPartType.BingMap:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.BingMap);
                                break;
                            }

                            case ClientSideWebPartType.ContentEmbed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.ContentEmbed);
                                break;
                            }

                            case ClientSideWebPartType.DocumentEmbed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.DocumentEmbed);
                                break;
                            }

                            case ClientSideWebPartType.ImageGallery:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.ImageGallery);
                                break;
                            }

                            case ClientSideWebPartType.LinkPreview:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.LinkPreview);
                                break;
                            }

                            case ClientSideWebPartType.NewsFeed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.NewsFeed);
                                break;
                            }

                            case ClientSideWebPartType.NewsReel:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.NewsReel);
                                break;
                            }

                            case ClientSideWebPartType.PowerBIReportEmbed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.PowerBIReportEmbed);
                                break;
                            }

                            case ClientSideWebPartType.QuickChart:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.QuickChart);
                                break;
                            }

                            case ClientSideWebPartType.SiteActivity:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.SiteActivity);
                                break;
                            }

                            case ClientSideWebPartType.VideoEmbed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.VideoEmbed);
                                break;
                            }

                            case ClientSideWebPartType.YammerEmbed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.YammerEmbed);
                                break;
                            }

                            case ClientSideWebPartType.Events:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Events);
                                break;
                            }

                            case ClientSideWebPartType.GroupCalendar:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.GroupCalendar);
                                break;
                            }

                            case ClientSideWebPartType.Hero:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Hero);
                                break;
                            }

                            case ClientSideWebPartType.PageTitle:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.PageTitle);
                                break;
                            }

                            case ClientSideWebPartType.People:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.People);
                                break;
                            }

                            case ClientSideWebPartType.QuickLinks:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.QuickLinks);
                                break;
                            }

                            case ClientSideWebPartType.Divider:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Divider);
                                break;
                            }

                            case ClientSideWebPartType.MicrosoftForms:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.MicrosoftForms);
                                break;
                            }

                            case ClientSideWebPartType.Spacer:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Spacer);
                                break;
                            }

                            case ClientSideWebPartType.ClientWebPart:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.ClientWebPart);
                                break;
                            }

                            case ClientSideWebPartType.PowerApps:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.PowerApps);
                                break;
                            }

                            case ClientSideWebPartType.CodeSnippet:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.CodeSnippet);
                                break;
                            }

                            case ClientSideWebPartType.PageFields:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.PageFields);
                                break;
                            }

                            case ClientSideWebPartType.Weather:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Weather);
                                break;
                            }

                            case ClientSideWebPartType.YouTube:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.YouTube);
                                break;
                            }

                            case ClientSideWebPartType.MyDocuments:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.MyDocuments);
                                break;
                            }

                            case ClientSideWebPartType.YammerFullFeed:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.YammerFullFeed);
                                break;
                            }

                            case ClientSideWebPartType.CountDown:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.CountDown);
                                break;
                            }

                            case ClientSideWebPartType.ListProperties:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.ListProperties);
                                break;
                            }

                            case ClientSideWebPartType.MarkDown:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.MarkDown);
                                break;
                            }

                            case ClientSideWebPartType.Planner:
                            {
                                webPartName = ClientSidePage.ClientSideWebPartEnumToName(DefaultClientSideWebParts.Planner);
                                break;
                            }

                            default:
                            {
                                break;
                            }
                            }

                            // SharePoint add-ins can be added on client side pages...all add-ins are added via the client web part, so we need additional logic to find the one we need
                            if (map.ClientSideWebPart.Type == ClientSideWebPartType.ClientWebPart)
                            {
                                var addinComponents = componentsToAdd.Where(p => p.Name.Equals(webPartName, StringComparison.InvariantCultureIgnoreCase));
                                foreach (var addin in addinComponents)
                                {
                                    // Find the right add-in web part via title matching...maybe not bullet proof but did find anything better for now
                                    JObject wpJObject = JObject.Parse(addin.Manifest);
                                    if (wpJObject["preconfiguredEntries"][0]["title"]["default"].Value <string>() == webPart.Title)
                                    {
                                        baseControl = addin;

                                        var jsonProperties = wpJObject["preconfiguredEntries"][0];

                                        // Fill custom web part properties in this json. Custom properties are listed as child elements under clientWebPartProperties,
                                        // replace their "default" value with the value we got from the web part's properties
                                        jsonProperties = PopulateAddInProperties(jsonProperties, webPart);

                                        // Override the JSON data we read from the model as this is fully dynamic due to the nature of the add-in client part
                                        map.ClientSideWebPart.JsonControlData = jsonProperties.ToString(Newtonsoft.Json.Formatting.None);
                                        break;
                                    }
                                }
                            }
                            else
                            {
                                baseControl = componentsToAdd.FirstOrDefault(p => p.Name.Equals(webPartName, StringComparison.InvariantCultureIgnoreCase));
                            }
                        }

                        // If we found the web part as a possible candidate to use then add it
                        if (baseControl != null)
                        {
                            var jsonDecoded = WebUtility.HtmlDecode(TokenParser.ReplaceTokens(map.ClientSideWebPart.JsonControlData, webPart));
                            OfficeDevPnP.Core.Pages.ClientSideWebPart myWebPart = new OfficeDevPnP.Core.Pages.ClientSideWebPart(baseControl)
                            {
                                Order          = map.Order,
                                PropertiesJson = jsonDecoded
                            };

                            page.AddControl(myWebPart, page.Sections[webPart.Row - 1].Columns[webPart.Column - 1], order);
                        }
                        else
                        {
                            //TODO: Log warning as web part was not found
                        }
                    }
                }
            }
        }