public void SetDynamicMeta(MetaInfo objMeta, JsonLDBaseInfo jsonLDInfo, IHttpContextAccessor _httpContextAccessor)
{
string MetaHtml = CreateMetaTagsHtml(objMeta);
string JSONLD = CreateJsonLD(jsonLDInfo);
string metatags = MetaHtml + JSONLD;
CoreHelper coreHelper = new CoreHelper();
coreHelper.SetHttpContextItem(HttpContextKey.SEOMeta, metatags, _httpContextAccessor);
}
private string CreateJsonLD(JsonLDBaseInfo jsonLD)
{
var settings = new JsonSerializerSettings
{
NullValueHandling = NullValueHandling.Ignore,
MissingMemberHandling = MissingMemberHandling.Ignore
};
string JsonVal = JsonConvert.SerializeObject(jsonLD, settings);
StringBuilder sbLd = new StringBuilder();
sbLd.Append("<script type='application/ld+json'>");
sbLd.Append(JsonVal);
sbLd.Append("</script>");
return(sbLd.ToString());
}
public async Task <int> SaveSEOMetaTag(string pageID, List <SEOMetaValues> objTagValue, string userName, string hostUrl)
{
SEOProvider provider = new SEOProvider();
DataTable tagTable = new DataTable();
tagTable.Columns.Add("RowNum");
tagTable.Columns.Add("SEOMetaTagTypeID");
tagTable.Columns.Add("MetaTagContent");
JsonLDBaseInfo jsonLDBaseInfo = new JsonLDBaseInfo();
if (objTagValue.Count > 0)
{
int count = 1;
foreach (SEOMetaValues item in objTagValue)
{
DataRow dr = tagTable.NewRow();
dr["RowNum"] = count;
dr["SEOMetaTagTypeID"] = item.SEOMetaTagTypeID;
dr["MetaTagContent"] = item.MetaTagContent;
tagTable.Rows.Add(dr);
// creating LD+JSON
switch (item.SEOMetaTagTypeID)
{
case 1: //@type
jsonLDBaseInfo.Type = item.MetaTagContent;
break;
case 2: //Title
jsonLDBaseInfo.Title = item.MetaTagContent;
break;
case 3: //Image
jsonLDBaseInfo.Image = new string[] { item.MetaTagContent };
break;
case 4: //Description
jsonLDBaseInfo.Description = item.MetaTagContent;
break;
}
count++;
}
}
string JsonLDValue = CreateJsonLD(jsonLDBaseInfo);
string seoValue = string.Empty;
string pageTitle = string.Empty;
IList <SEOMetaType> seoTagList = await provider.GetSeoTags() as IList <SEOMetaType>;
List <SEOAttribute> objSeoAttributeList = new List <SEOAttribute>();
foreach (SEOMetaValues objseoMeta in objTagValue)
{
foreach (SEOMetaType seoMetaType in seoTagList)
{
if (seoMetaType.TagTypeID == objseoMeta.SEOMetaTagTypeID)
{
string contentValue = seoMetaType.TagName;
switch (seoMetaType.CrawlerName)
{
case "facebook":
objSeoAttributeList.Add(new SEOAttribute("meta", "property", contentValue, "content", objseoMeta.MetaTagContent));
break;
case "twitter":
objSeoAttributeList.Add(new SEOAttribute("meta", "name", contentValue, "content", objseoMeta.MetaTagContent));
break;
case "google":
objSeoAttributeList.Add(new SEOAttribute("meta", "name", contentValue, "content", objseoMeta.MetaTagContent));
break;
}
}
}
if (objseoMeta.SEOMetaTagTypeID == 2)
{
pageTitle = objseoMeta.MetaTagContent;
}
}
pageTitle = Environment.NewLine + "<title>" + pageTitle + "</title>" + Environment.NewLine;
string metaTagHtml = pageTitle + SEOHelper.BuildSEOTags(objSeoAttributeList) + AddAdditionalSEO() + JsonLDValue;
metaTagHtml = metaTagHtml.Replace(hostUrl, "#{HostURL}#");
return(await provider.SaveSEOMetaTag(pageID, tagTable, metaTagHtml, userName));
}
