230 lines
8.9 KiB
C#
230 lines
8.9 KiB
C#
using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Logging;
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using Saxonite.Net.Core.Web.Online.Models;
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using Saxonite.Net.Core.Web.Base.App;
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using Saxonite.Net.Core.Web.Base.Controllers;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Threading.Tasks;
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using Saxonite.Net.Standard.Base.Bus;
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using Sarand.Net.Standard.Base.App;
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using Sarand.Net.Standard.Base.Bus;
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using Sarand.Net.Standard.Base.Utils;
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using Saxonite.Net.Standard.Base.App;
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using Microsoft.AspNetCore.Http;
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using Sarand.Net.Standard.Base.Helpers;
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using System.IO;
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using System.Drawing;
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using Sarand.Net.Standard.Base.Core;
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using Microsoft.Net.Http.Headers;
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using System.Collections.Specialized;
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namespace Saxonite.Net.Core.Web.Online.Controllers
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{
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//=======================================================================
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// Online Image Controller - delivers dynamic images.
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//=======================================================================
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public partial class ImageController : SaxController_Online
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{
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//-------------------------------------------------------------------
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// Data members.
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public static String ParamName_OrganisationLogoEncrypted { get; } = "ole";
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public static String ParamName_ArticleImageEncrypted { get; } = "aie";
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public static String ParamName_OrganisationId { get; } = "ori";
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public static String ParamName_ItemImageId { get; } = "iii";
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//-------------------------------------------------------------------
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// Construction.
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public ImageController(SaxLocaliser localiser, ILogger<HomeController> logger) :
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base(localiser, logger)
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{
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}
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//-------------------------------------------------------------------
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// Account Contact image - General
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//-------------------------------------------------------------------
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// Account Contact Image request.
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/// <summary>
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/// Get the Account Contact Image for the specified account.
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/// <para>Current User Account is used if no other specified in the encrypted parameter.</para>
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/// <para>Encrypted parameter:</para>
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/// <para>- uaie: User Account Id encrypted.</para>
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/// </summary>
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[HttpGet]
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[Route("Image/Account/Contact")]
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public IActionResult GetAccountContactImage(String uaie)
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{
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String userAccountIdParam = "";// ToDo Decrypt from uaie value.
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SysId userAccountId = userAccountIdParam.ToSysId();
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if (!SysId.IsValid(userAccountId))
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userAccountId = UserAccountId;
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return GetAccountContactImage(userAccountId, Sax.ImageType.Avatar);
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}
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//-------------------------------------------------------------------
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// Account Contact image - Profile
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//-------------------------------------------------------------------
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// Account Profile Contact Image request.
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/// <summary>
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/// Get the current Account Profile Contact Image for the specified account.
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/// <para>Account is always current User Account - this request is only fir use from the user's own profile page.</para>
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/// <para>'Uploaded' avatar image will take precedence as this will be the latest if present.</para>
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/// <para>NB Avoid caching this image as it will change whenever a new one is uploaded.</para>
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/// </summary>
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[HttpGet]
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[Route("Image/Account/Contact/Profile")]
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[ResponseCache(NoStore = true, Location = ResponseCacheLocation.None)]
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public IActionResult GetAccountContactImage()
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{
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// Response should not be cached.
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Response.Headers[HeaderNames.CacheControl] = "no-cache, no-store, must-revalidate, max-age=0";
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Response.Headers[HeaderNames.Expires] = "-1";
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SysId userAccountId = UserAccountId;
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return GetAccountContactImage(userAccountId, Sax.ImageType.Avatar_Upload);
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}
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//-------------------------------------------------------------------
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/// <summary>
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/// Get the
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/// </summary>
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/// <param name="imageTypePriority"></param>
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/// <returns></returns>
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private IActionResult GetAccountContactImage(SysId userAccountId, Sax.ImageType imageTypePriority)
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{
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String fn = GetType().Name + ".GetAccountContactImage";
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// Validate session and referrer.
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if (!ValidReferer) return Forbid();
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if (!ValidUserSession) return Forbid();
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ItemId userItemId = new ItemId((short)Sax.DataItemType.UserAccount, userAccountId);
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// Retrieve account contact images.
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SaxItemImage.Params prmItemImage = new SaxItemImage.Params();
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prmItemImage.ItemIdsIncluded.Add(userItemId);
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prmItemImage.ImageTypesIncluded.Add(Sax.ImageType.Avatar);
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prmItemImage.ImageTypesIncluded.Add(Sax.ImageType.Avatar_Upload);
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prmItemImage.StatusCat = SaxItemImage.StatusCat.ActiveOnly;
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SaxItemImage itemImage = null;
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foreach (SaxItemImage itemImageCandidate in ItemDataMgr.GetItemImageList(prmItemImage))
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{
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// One of the 'Avatar' image types will take precedence.
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if (itemImage == null || itemImageCandidate.ImageType == imageTypePriority)
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itemImage = itemImageCandidate;
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}
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if (itemImage == null)
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return NotFound();
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// Construct response.
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return File(itemImage.ImageData, itemImage.ContentType);
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}
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//-------------------------------------------------------------------
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// Organisation logo.
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//-------------------------------------------------------------------
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/// <summary>
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/// Get the logo for the specified Organisation.
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/// <para>Method parameter name (ole) must match name of encrypted parameter.</para>
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/// <para>Encrypted parameters:</para>
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/// <para>- ori: Organisation Id.</para>
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/// </summary>
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[HttpGet]
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[Route("Image/Organisation/Logo")]
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public IActionResult GetOrganisationLogo(String ole)
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{
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return GetOrganisationLogo(ole, false);
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}
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/// <summary>
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/// Get the logo for the specified Organisation.
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/// <para>Method parameter name (ole) must match name of encrypted parameter.</para>
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/// <para>Encrypted parameters:</para>
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/// <para>- ori: Organisation Id.</para>
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/// </summary>
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[HttpGet]
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[Route("Image/Organisation/Logo/Upload")]
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public IActionResult GetOrganisationLogoUpload(String ole)
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{
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return GetOrganisationLogo(ole, true);
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}
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private IActionResult GetOrganisationLogo(String encryptedParams, bool allowUploadImage)
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{
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String fn = GetType().Name + ".GetOrganisationLogo";
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// Validate session and referrer.
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if (!ValidReferer || !ValidUserSession) return Forbid();
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// Extract encrypted parameters.
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NameValueCollection parameters = ExtractOnlineParams(encryptedParams);
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if (parameters.Count < 1) return Forbid();
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// Organisation Id.
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SysId organisationId = parameters.Get(ParamName_OrganisationId).ToSysId();
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if (!SysId.IsValid(organisationId)) return Forbid();
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ItemId organisationItemId = new ItemId((short)Sax.DataItemType.Organisation, organisationId);
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// Query Organisation Logo images.
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SaxItemImage.Params prmItemImage = new SaxItemImage.Params();
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prmItemImage.ItemIdsIncluded.Add(organisationItemId);
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prmItemImage.ImageTypesIncluded.Add(Sax.ImageType.OrganisationLogo);
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if (allowUploadImage)
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prmItemImage.ImageTypesIncluded.Add(Sax.ImageType.OrganisationLogo_Upload);
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prmItemImage.StatusCat = SaxItemImage.StatusCat.ActiveOnly;
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SaxItemImage itemImage = null;
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foreach (SaxItemImage itemImageCandidate in ItemDataMgr.GetItemImageList(prmItemImage))
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{
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// The 'Upload' image will take precedence if allowed.
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if (itemImage == null || itemImageCandidate.ImageType == Sax.ImageType.OrganisationLogo_Upload)
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itemImage = itemImageCandidate;
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}
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if (itemImage == null)
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return NotFound();
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// Construct response.
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Response.Headers[HeaderNames.CacheControl] = "no-cache, no-store, must-revalidate, max-age=0";
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Response.Headers[HeaderNames.Expires] = "-1";
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return File(itemImage.ImageData, itemImage.ContentType);
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}
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//-------------------------------------------------------------------
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// Article image
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//-------------------------------------------------------------------
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/// <summary>
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/// Get the specified Article Image.
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/// <para>Method parameter name (aie) must match name of encrypted parameter.</para>
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/// <para>Encrypted parameters:</para>
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/// <para>- iii: item Image Id.</para>
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/// </summary>
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[HttpGet]
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[Route("Image/Article")]
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public IActionResult GetArticleImage(String aie)
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{
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String fn = GetType().Name + ".GetArticleImage";
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// Validate session and referrer.
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if (!ValidReferer) return Forbid();
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if (!ValidUserSession) return Forbid();
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ItemId userItemId = new ItemId((short)Sax.DataItemType.UserAccount, UserAccountId);
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// Extract encrypted parameters.
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NameValueCollection parameters = ExtractOnlineParams(aie);
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if (parameters.Count<1) return Forbid();
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// Item Image.
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SysId itemImageId = parameters.Get(ParamName_ItemImageId).ToSysId();
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if (!SysId.IsValid(itemImageId)) return Forbid();
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SaxItemImage itemImage = ItemDataMgr.GetItemImageById(itemImageId);
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if (itemImage == null)
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return NotFound();
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// Construct response.
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return File(itemImage.ImageData, itemImage.ContentType);
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}
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//-------------------------------------------------------------------
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}
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//=======================================================================
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}
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