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This commit is contained in:
George Bromov
2026-08-04 14:41:21 +03:00
parent 3cb8fcde60
commit 1a1d6186d8
101 changed files with 23239 additions and 0 deletions
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65
Controllers/HomeController.cs Normal file
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using Microsoft.AspNetCore.Mvc;
using System.Diagnostics;
using Library.Models;
namespace Library.Controllers;
public class HomeController : PageController
{
public HomeController( ILogger<HomeController> logger , IConfiguration configuration )
: base( logger , configuration )
{
}
[Route( "" )]
[Route( "Home/Index" )]
public IActionResult Index( )
{
Trace( "/Home/Index" );
return View( new BasePageModel( GetDBConnection( ) ) );
}
[Route( "Login" )]
public IActionResult Login( )
{
Trace( "/Home/Login" );
return View( new BasePageModel( GetDBConnection( ) ) );
}
[Route( "Sitemap" )]
public IActionResult Sitemap( )
{
Trace( "/Home/Sitemap" );
return View( new BasePageModel( GetDBConnection( ) ) );
}
[Route( "Search" )]
public IActionResult Search( string q , int page )
{
Trace( "/Home/Search" );
return View( new SearchPageModel( GetDBConnection( ) , q , page ) );
}
[Route( "Repository" )]
[Route( "Repository/{id?}" )]
public IActionResult Repository( int id , int page )
{
Trace( "/Home/Repository" );
return View( new RepositoryPageModel( GetDBConnection( ) , id , page ) );
}
[Route( "Repository/Details" )]
[Route( "Repository/Details/{id?}" )]
public IActionResult RepositoryDetails( int id )
{
Trace( "/Home/RepositoryDetails" );
return View( new RepositoryDetailsPageModel( GetDBConnection( ) , id ) );
}
[ResponseCache( Duration = 0 , Location = ResponseCacheLocation.None , NoStore = true )]
public IActionResult Error( )
{
Trace( "/Home/Error" );
return View( new ErrorPageModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier } );
}
}

212
Controllers/RepositoryController.cs Normal file
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using Microsoft.AspNetCore.Mvc;
using Microsoft.Data.SqlClient;
using Docnet.Core;
using Docnet.Core.Models;
using Docnet.Core.Readers;
using SkiaSharp;
using System.Runtime.InteropServices;
namespace Library.Controllers;
public class RepositoryController : PageController
{
public RepositoryController( ILogger<RepositoryController> logger , IConfiguration configuration )
: base( logger , configuration )
{
}
public IActionResult Cover( string? id )
{
Trace( "/Repository/Cover" );
if ( id?.Length != 32 )
return RawText( "No such cover!" );
using SqlDataReader reader = PrepareSQL( @"SELECT uuid,data_format FROM gnm WHERE uuid=@uuid" )
.AddParameter( "@uuid" , id )
.ExecuteReader( );
if ( !reader.Read( ) )
return RawText( "No such cover!" );
if ( System.IO.File.Exists( GetDataDirectory( ) + id + ".jpg" ) )
{
byte [] bytes = System.IO.File.ReadAllBytes( GetDataDirectory( ) + id + ".jpg");
HttpContext.Response.Headers.ContentDisposition = "inline;filename=" + id + ".jpg";
return File( bytes , System.Net.Mime.MediaTypeNames.Image.Jpeg );
}
return RawText( "No such cover!" );
}
public IActionResult Video( string? id )
{
Trace( "/Repository/Video" );
if ( id?.Length != 32 )
return RawText( "No such video!" );
if ( GetUserData( ) != null && !GetUserData( )!.IsAdmin )
{
SqlDataReader reader_u = PrepareSQL( @"update gnm_rec set cnt = isnull(cnt,0) + 1 where gnm_rec.uuid = @uuid")
.AddParameter( "@uuid" , id )
.ExecuteReader( );
reader_u.Close( );
}
using SqlDataReader reader = PrepareSQL( @"SELECT uuid,data_format FROM gnm_rec WHERE uuid=@uuid and data_format='mp4'" )
.AddParameter( "@uuid" , id )
.ExecuteReader( );
if ( !reader.Read( ) )
return RawText( "No such file!" );
byte [] bytes = System.IO.File.ReadAllBytes( GetDataDirectory( ) + id + ".mp4");
HttpContext.Response.Headers.ContentDisposition = "inline;filename=" + id + ".mp4";
return File( bytes , "video/mp4" );
}
private string? ReadPDFTitle( string id )
{
AssertLogin( id );
if ( id.Length != 32 )
return null;
using SqlDataReader reader = PrepareSQL( @"SELECT gnm.ime FROM gnm_rec left join gnm on gnm.id = gnm_rec.idgnm WHERE gnm_rec.uuid = @uuid and gnm_rec.data_format = 'pdf'" )
.AddParameter( "@uuid" , id )
.ExecuteReader( );
if ( !reader.Read( ) )
return null;
return reader.String( 0 );
}
private byte[]? ReadPDFBytes( string id )
{
// return System.IO.File.ReadAllBytes( "c:/Users/gbromov/Downloads/3950.pdf" );
return System.IO.File.ReadAllBytes( GetDataDirectory( ) + id + ".pdf" );
}
private IActionResult RenderPDFPage( string id , int page , int width , int height )
{
if ( ReadPDFTitle( id ) == null )
return RawText( "No such file!" );
byte[]? bytes = ReadPDFBytes( id );
if ( bytes == null )
return RawText( "No such file!" );
using IDocReader doc_reader = DocLib.Instance.GetDocReader( bytes , new PageDimensions( width , height ) );
using IPageReader page_reader = doc_reader.GetPageReader( page );
byte [] rgb_bytes = page_reader.GetImage( );
width = page_reader.GetPageWidth( );
height = page_reader.GetPageHeight( );
GCHandle data_handle = GCHandle.Alloc( rgb_bytes , GCHandleType.Pinned );
SKImageInfo info = new( width , height , SKColorType.Bgra8888 , SKAlphaType.Unpremul );
using SKBitmap bitmap = new( );
bitmap.InstallPixels( info , data_handle.AddrOfPinnedObject( ) , info.RowBytes , delegate { data_handle.Free( ); } , null );
using SKBitmap background = new( width , height , SKColorType.Bgra8888 , SKAlphaType.Opaque );
background.Erase( new SKColor( 255 , 255 , 255 ) );
using SKCanvas canvas = new(background);
canvas.DrawBitmap( bitmap , 0 , 0 , SKSamplingOptions.Default );
using SKData bitmap_data = background.Encode( SKEncodedImageFormat.Jpeg , 80 );
byte [] bitmap_data_array = bitmap_data.ToArray( );
return File( bitmap_data_array , System.Net.Mime.MediaTypeNames.Image.Jpeg );
}
[Route( "Repository/PDFPage/{id}/{page?}" )]
public IActionResult PDFPage( string id , int page = 0 )
{
Trace( "/Repository/PDFPage" );
return RenderPDFPage( id , page , 1080 , 1920 );
}
[Route( "Repository/PDFThumb/{id}/{page?}" )]
public IActionResult PDFThumb( string id , int page = 0 )
{
Trace( "/Repository/PDFPage" );
return RenderPDFPage( id , page , 135 , 240 );
}
[Route( "Repository/PDFView/{id}" )]
public IActionResult PDFView( string id )
{
Trace( "/Repository/PDFView" );
string? pdf_title = ReadPDFTitle( id );
if ( pdf_title == null )
throw new RedirectException( "/" );
byte[]? bytes = ReadPDFBytes( id );
if ( bytes == null )
throw new RedirectException( "/" );
// if ( GetUserData( ) != null && !GetUserData( )!.IsAdmin ) --- è àäìèíà, è âñåêè ìîæå äà îòâàðÿ PDF --- increment counter
{
SqlDataReader reader_u = PrepareSQL( @"update gnm_rec set cnt = isnull(cnt,0) + 1 where gnm_rec.uuid = @uuid")
.AddParameter( "@uuid" , id )
.ExecuteReader( );
reader_u.Close( );
}
using IDocReader doc_reader = DocLib.Instance.GetDocReader( bytes , new PageDimensions( 1080 , 1920 ) );
int page_count = doc_reader.GetPageCount( );
return View( new Models.PDFViewModel( GetDBConnection( ) , id , page_count )
{
Title = pdf_title
} );
}
public IActionResult PDF( string? id )
{
Trace( "/Repository/PDF" );
AssertLogin( id );
if ( id?.Length != 32 )
return RawText( "No such file!" );
using SqlDataReader reader = PrepareSQL( @"SELECT gnm.access, gnm_rec.uuid, gnm_rec.data_format FROM gnm_rec left join gnm on gnm.id = gnm_rec.idgnm WHERE gnm_rec.uuid = @uuid and gnm_rec.data_format = 'pdf'" )
.AddParameter( "@uuid" , id )
.ExecuteReader( );
if ( !reader.Read( ) )
return RawText( "No such file!" );
byte [] bytes = System.IO.File.ReadAllBytes( GetDataDirectory( ) + id + ".pdf");
HttpContext.Response.Headers.ContentDisposition = "inline;filename=" + id + ".pdf";
return File( bytes , System.Net.Mime.MediaTypeNames.Application.Pdf );
}
public IActionResult Image( string? id )
{
Trace( "/Repository/Image" );
if ( id?.Length != 32 )
return RawText( "No such image!" );
if ( GetUserData( ) != null && !GetUserData( )!.IsAdmin )
{
SqlDataReader reader_u = PrepareSQL( @"update gnm_rec set cnt = isnull(cnt,0) + 1 where gnm_rec.uuid = @uuid")
.AddParameter( "@uuid" , id )
.ExecuteReader( );
reader_u.Close( );
}
using SqlDataReader reader = PrepareSQL( @"SELECT uuid,data_format FROM gnm_rec WHERE uuid=@uuid and data_format='jpg'" )
.AddParameter( "@uuid" , id )
.ExecuteReader( );
if ( !reader.Read( ) )
return RawText( "No such file!" );
byte [] bytes = System.IO.File.ReadAllBytes( GetDataDirectory( ) + id + ".jpg");
HttpContext.Response.Headers.ContentDisposition = "inline;filename=" + id + ".jpg";
return File( bytes , System.Net.Mime.MediaTypeNames.Image.Jpeg );
}
}