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#407 search within pages text

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This commit is contained in:
Hamid Reza Mohammadi 2023-08-05 10:16:24 +03:30
parent 62787295a1
commit e24d54be11
4 changed files with 190 additions and 6 deletions
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7
RMuseum/Models/PDFLibrary/PDFPage.cs
View File

@ -2,6 +2,7 @@
using RSecurityBackend.Models.Image;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
namespace RMuseum.Models.PDFLibrary
{
@ -80,5 +81,11 @@ namespace RMuseum.Models.PDFLibrary
/// </summary>
public string PageText { get; set; }
/// <summary>
/// pdf book
/// </summary>
[NotMapped]
public PDFBook PDFBook { get; set; }
}
}

39
RMuseum/RMuseum.xml
View File

@ -12785,6 +12785,11 @@
page text
</summary>
</member>
<member name="P:RMuseum.Models.PDFLibrary.PDFPage.PDFBook">
<summary>
pdf book
</summary>
</member>
<member name="T:RMuseum.Models.PDFLibrary.PDFSource">
<summary>
PDF Source (Web Sites)
@ -18684,6 +18689,23 @@
<param name="model"></param>
<returns></returns>
</member>
<member name="M:RMuseum.Services.Implementation.PDFLibraryService.SearchPDFBookForPDFPagesTextAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.String)">
<summary>
search pdf books pages for a text
</summary>
<param name="paging"></param>
<param name="term"></param>
<returns></returns>
</member>
<member name="M:RMuseum.Services.Implementation.PDFLibraryService.SearchPDFPagesTextAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.Int32,System.String)">
<summary>
search pdf pages
</summary>
<param name="paging"></param>
<param name="bookId">0 for all pdf books</param>
<param name="term"></param>
<returns></returns>
</member>
<member name="F:RMuseum.Services.Implementation.PDFLibraryService._context">
<summary>
Database Context
@ -19925,6 +19947,23 @@
<param name="model"></param>
<returns></returns>
</member>
<member name="M:RMuseum.Services.IPDFLibraryService.SearchPDFBookForPDFPagesTextAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.String)">
<summary>
search pdf books pages for a text
</summary>
<param name="paging"></param>
<param name="term"></param>
<returns></returns>
</member>
<member name="M:RMuseum.Services.IPDFLibraryService.SearchPDFPagesTextAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.Int32,System.String)">
<summary>
search pdf pages
</summary>
<param name="paging"></param>
<param name="bookId">0 for all pdf books</param>
<param name="term"></param>
<returns></returns>
</member>
<member name="T:RMuseum.Services.IPictureFileService">
<summary>
manipulating picture files

17
RMuseum/Services/IPDFLibraryService.cs
View File

@ -396,5 +396,22 @@ namespace RMuseum.Services
/// <param name="model"></param>
/// <returns></returns>
Task<RServiceResult<bool>> SetPDFPageOCRInfoAsync(PDFPageOCRDataViewModel model);
/// <summary>
/// search pdf books pages for a text
/// </summary>
/// <param name="paging"></param>
/// <param name="term"></param>
/// <returns></returns>
Task<RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>> SearchPDFBookForPDFPagesTextAsync(PagingParameterModel paging, string term);
/// <summary>
/// search pdf pages
/// </summary>
/// <param name="paging"></param>
/// <param name="bookId">0 for all pdf books</param>
/// <param name="term"></param>
/// <returns></returns>
Task<RServiceResult<(PaginationMetadata PagingMeta, PDFPage[] Items)>> SearchPDFPagesTextAsync(PagingParameterModel paging, int bookId, string term);
}
}

133
RMuseum/Services/Implementation/PDFLibraryService.cs
View File

@ -1291,14 +1291,13 @@ namespace RMuseum.Services.Implementation
try
{
term = term.Trim().ApplyCorrectYeKe();
if (string.IsNullOrEmpty(term))
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>((null, null), "خطای جستجوی عبارت خالی");
}
term = term.Replace("‌", " ");//replace zwnj with space
if (string.IsNullOrEmpty(term) || term.Length < 2)
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>((null, null), "خطای طول عبارت جستجو");
}
string searchConditions;
if (term.IndexOf('"') == 0 && term.LastIndexOf('"') == (term.Length - 1))
{
@ -1637,6 +1636,128 @@ namespace RMuseum.Services.Implementation
}
}
/// <summary>
/// search pdf books pages for a text
/// </summary>
/// <param name="paging"></param>
/// <param name="term"></param>
/// <returns></returns>
public async Task<RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>> SearchPDFBookForPDFPagesTextAsync(PagingParameterModel paging, string term)
{
try
{
term = term.Trim().ApplyCorrectYeKe();
term = term.Replace("‌", " ");//replace zwnj with space
if (string.IsNullOrEmpty(term) || term.Length < 2)
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>((null, null), "خطای طول عبارت جستجو");
}
string searchConditions;
if (term.IndexOf('"') == 0 && term.LastIndexOf('"') == (term.Length - 1))
{
searchConditions = term.Replace("\"", "").Replace("'", "");
searchConditions = $"\"{searchConditions}\"";
}
else
{
string[] words = term.Replace("\"", "").Replace("'", "").Split(' ', StringSplitOptions.RemoveEmptyEntries);
searchConditions = "";
string emptyOrAnd = "";
foreach (string word in words)
{
searchConditions += $" {emptyOrAnd} \"*{word}*\" ";
emptyOrAnd = " AND ";
}
}
//full text catalogue should be created manually
var source =
_context.PDFBooks.AsNoTracking().Include(a => a.Pages)
.Where(p =>
p.Status == PublishStatus.Published
&&
p.Pages.Where(t => EF.Functions.Contains(t.PageText, searchConditions)).Any()
).OrderBy(i => i.Title);
(PaginationMetadata PagingMeta, PDFBook[] Items) paginatedResult =
await QueryablePaginator<PDFBook>.Paginate(source, paging);
return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>(paginatedResult);
}
catch (Exception exp)
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFBook[] Items)>((null, null), exp.ToString());
}
}
/// <summary>
/// search pdf pages
/// </summary>
/// <param name="paging"></param>
/// <param name="bookId">0 for all pdf books</param>
/// <param name="term"></param>
/// <returns></returns>
public async Task<RServiceResult<(PaginationMetadata PagingMeta, PDFPage[] Items)>> SearchPDFPagesTextAsync(PagingParameterModel paging, int bookId, string term)
{
try
{
term = term.Trim().ApplyCorrectYeKe();
term = term.Replace("‌", " ");//replace zwnj with space
if (string.IsNullOrEmpty(term) || term.Length < 2)
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFPage[] Items)>((null, null), "خطای طول عبارت جستجو");
}
string searchConditions;
if (term.IndexOf('"') == 0 && term.LastIndexOf('"') == (term.Length - 1))
{
searchConditions = term.Replace("\"", "").Replace("'", "");
searchConditions = $"\"{searchConditions}\"";
}
else
{
string[] words = term.Replace("\"", "").Replace("'", "").Split(' ', StringSplitOptions.RemoveEmptyEntries);
searchConditions = "";
string emptyOrAnd = "";
foreach (string word in words)
{
searchConditions += $" {emptyOrAnd} \"*{word}*\" ";
emptyOrAnd = " AND ";
}
}
//full text catalogue should be created manually
var source =
_context.PDFPages.AsNoTracking()
.Where(p =>
(bookId == 0 || p.PDFBookId == bookId)
&&
EF.Functions.Contains(p.PageText, searchConditions)
).OrderBy(i => i.PageNumber);
(PaginationMetadata PagingMeta, PDFPage[] Items) paginatedResult =
await QueryablePaginator<PDFPage>.Paginate(source, paging);
foreach (PDFPage page in paginatedResult.Items)
{
page.PDFBook = await _context.PDFBooks.AsNoTracking().Where(b => b.Id == page.PDFBookId).SingleAsync();
}
return new RServiceResult<(PaginationMetadata PagingMeta, PDFPage[] Items)>(paginatedResult);
}
catch (Exception exp)
{
return new RServiceResult<(PaginationMetadata PagingMeta, PDFPage[] Items)>((null, null), exp.ToString());
}
}
/// <summary>
/// Database Context
/// </summary>