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Yajbir Singh f1b860b25c
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/*
* (c) Copyright Ascensio System SIA 2010-2024
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
"use strict";
(function(window)
{
/**
* Механизм поиска. Хранит параграфы с найденной строкой
* @constructor
*/
function CDocumentSearch(oLogicDocument)
{
this.LogicDocument = oLogicDocument;
this.Text = "";
this.MatchCase = false;
this.Word = false;
this.Pattern = new AscCommonWord.CSearchPatternEngine();
this.Prefix = [];
this.Id = 0;
this.Count = 0;
this.Elements = {};
this.ReplacedId = [];
this.CurId = -1;
this.Direction = true; // направление true - вперед, false - назад
this.ClearOnRecalc = true; // Флаг, говорящий о том, запустился ли пересчет из-за Replace
this.Selection = false;
this.Footnotes = [];
this.Endnotes = [];
this.InsertPattern = new AscCommonWord.CSearchPatternEngine();
this.TextAroundId = -1;
this.TextAroundTimer = null;
this.TextAroundUpdate = true;
this.ReplaceEvent = true;
this.TextAroundEmpty = true; // Флаг, что все очищено, чтобы не очищать повторно
}
CDocumentSearch.prototype.Reset = function()
{
this.Text = "";
this.MatchCase = false;
this.Word = false;
};
/**
* @param {AscCommon.CSearchSettings} oProps
*/
CDocumentSearch.prototype.Compare = function(oProps)
{
return (oProps && this.Text === oProps.GetText()
&& this.MatchCase === oProps.IsMatchCase()
&& this.Word === oProps.IsWholeWords());
};
CDocumentSearch.prototype.Clear = function()
{
this.Reset();
// Очищаем предыдущие элементы поиска
for (var Id in this.Elements)
{
this.Elements[Id].ClearSearchResults();
}
this.Id = 0;
this.Count = 0;
this.Elements = {};
this.ReplacedId = [];
this.CurId = -1;
this.Direction = true;
this.TextAroundUpdate = true;
this.StopTextAround();
this.SendClearAllTextAround();
};
CDocumentSearch.prototype.Add = function(Paragraph)
{
this.Count++;
this.Elements[this.Id++] = Paragraph;
return (this.Id - 1);
};
CDocumentSearch.prototype.GetElementsMap = function()
{
let map = {};
for (let searchId in this.Elements)
{
let paraId = this.Elements[searchId].GetId();
if (!map[paraId])
map[paraId] = this.Elements[searchId];
}
return map;
};
CDocumentSearch.prototype.Select = function(nId, bUpdateStates)
{
var Paragraph = this.Elements[nId];
if (Paragraph)
{
var SearchElement = Paragraph.SearchResults[nId];
if (SearchElement)
{
Paragraph.Selection.Use = true;
Paragraph.Selection.Start = false;
Paragraph.Set_SelectionContentPos(SearchElement.StartPos, SearchElement.EndPos);
Paragraph.Set_ParaContentPos(SearchElement.StartPos, false, -1, -1);
Paragraph.Document_SetThisElementCurrent(false !== bUpdateStates);
}
this.SetCurrent(nId);
}
};
CDocumentSearch.prototype.SetCurrent = function(nId)
{
this.CurId = undefined !== nId ? nId : -1;
let nIndex = -1 !== this.CurId ? this.GetElementIndexById(this.CurId) : -1;
let oApi = this.LogicDocument.GetApi()
oApi.sync_setSearchCurrent(nIndex, this.Count);
};
CDocumentSearch.prototype.ResetCurrent = function()
{
this.SetCurrent(-1);
};
CDocumentSearch.prototype.GetCount = function()
{
return this.Count;
};
CDocumentSearch.prototype.GetCurrent = function()
{
return this.CurId;
};
CDocumentSearch.prototype.Replace = function(sReplaceString, Id, bRestorePos)
{
this.InsertPattern.Set(sReplaceString);
var oPara = this.Elements[Id];
if (oPara)
{
if (oPara.IsInPlaceholder())
return false;
var oLogicDocument = oPara.LogicDocument;
var isTrackRevisions = oLogicDocument ? oLogicDocument.IsTrackRevisions() : false;
var SearchElement = oPara.SearchResults[Id];
if (SearchElement)
{
if (oPara.GetPlaceHolderObject(SearchElement.StartPos)
|| oPara.GetPlaceHolderObject(SearchElement.EndPos))
return false;
var ContentPos, StartPos, EndPos, bSelection;
if (true === bRestorePos)
{
// Сохраняем позицию состояние параграфа, чтобы курсор остался в том же месте и после замены.
bSelection = oPara.IsSelectionUse();
ContentPos = oPara.Get_ParaContentPos(false, false);
StartPos = oPara.Get_ParaContentPos(true, true);
EndPos = oPara.Get_ParaContentPos(true, false);
oPara.Check_NearestPos({ContentPos : ContentPos});
oPara.Check_NearestPos({ContentPos : StartPos});
oPara.Check_NearestPos({ContentPos : EndPos});
}
if (isTrackRevisions)
{
// Встанем в конечную позицию поиска и добавим новый текст
var oEndContentPos = SearchElement.EndPos;
var oEndRun = SearchElement.ClassesE[SearchElement.ClassesE.length - 1];
var nRunPos = oEndContentPos.Get(SearchElement.ClassesE.length - 1);
if (reviewtype_Add === oEndRun.GetReviewType() && oEndRun.GetReviewInfo().IsCurrentUser())
{
this.private_AddReplacedStringToRun(oEndRun, nRunPos);
}
else
{
var oRunParent = oEndRun.GetParent();
var nRunPosInParent = oEndRun.GetPosInParent(oRunParent);
var oReplaceRun = oEndRun.Split2(nRunPos, oRunParent, nRunPosInParent);
if (!oReplaceRun.IsEmpty())
oReplaceRun.Split2(0, oRunParent, nRunPosInParent + 1);
this.private_AddReplacedStringToRun(oReplaceRun, 0);
oReplaceRun.SetReviewType(reviewtype_Add);
}
}
else
{
// Сначала в начальную позицию поиска добавляем новый текст
var StartContentPos = SearchElement.StartPos;
var StartRun = SearchElement.ClassesS[SearchElement.ClassesS.length - 1];
var RunPos = StartContentPos.Get(SearchElement.ClassesS.length - 1);
this.private_AddReplacedStringToRun(StartRun, RunPos);
}
// Выделяем старый объект поиска и удаляем его
oPara.Selection.Use = true;
oPara.Set_SelectionContentPos(SearchElement.StartPos, SearchElement.EndPos);
oPara.Remove();
// Перемещаем курсор в конец поиска
oPara.RemoveSelection();
oPara.Set_ParaContentPos(SearchElement.StartPos, true, -1, -1);
// Удаляем запись о данном элементе
this.Count--;
oPara.RemoveSearchResult(Id);
delete this.Elements[Id];
this.private_AddReplacedId(Id);
if (true === bRestorePos)
{
oPara.Set_SelectionContentPos(StartPos, EndPos);
oPara.Set_ParaContentPos(ContentPos, true, -1, -1);
oPara.Selection.Use = bSelection;
oPara.Clear_NearestPosArray();
}
if (this.ReplaceEvent && !this.TextAroundUpdate)
this.LogicDocument.GetApi().sync_removeTextAroundSearch(Id);
return true;
}
}
return false;
};
CDocumentSearch.prototype.private_AddReplacedId = function(nId)
{
for (let nPos = 0, nCount = this.ReplacedId.length; nPos < nCount; ++nPos)
{
if (this.ReplacedId[nPos] > nId)
return this.ReplacedId.splice(nPos, 0, nId);
}
this.ReplacedId.push(nId);
};
CDocumentSearch.prototype.private_AddReplacedStringToRun = function(oRun, nInRunPos)
{
var isMathRun = oRun.IsMathRun();
for (var nIndex = 0, nAdd = 0, nCount = this.InsertPattern.GetLength(); nIndex < nCount; ++nIndex)
{
var oItem = this.InsertPattern.Get(nIndex).ToRunElement(isMathRun);
if (oItem)
{
oRun.AddToContent(nInRunPos + nAdd, oItem, false);
nAdd++;
}
}
};
CDocumentSearch.prototype.GetElementIndexById = function(nId)
{
for (let nPos = 0, nCount = this.ReplacedId.length; nPos < nCount; ++nPos)
{
if (this.ReplacedId[nPos] > nId)
return (nId - nPos);
else if (this.ReplacedId[nPos] === nId)
return -1;
}
return (nId - this.ReplacedId.length);
};
CDocumentSearch.prototype.ReplaceAll = function(NewStr, bUpdateStates)
{
this.RemoveEvent = false;
for (var Id = this.Id; Id >= 0; --Id)
{
if (this.Elements[Id])
this.Replace(NewStr, Id, true);
}
this.RemoveEvent = true;
this.Clear();
};
/**
* @param {AscCommon.CSearchSettings} oProps
*/
CDocumentSearch.prototype.Set = function(oProps)
{
if (!oProps)
return;
this.Text = oProps.GetText();
this.MatchCase = oProps.IsMatchCase();
this.Word = oProps.IsWholeWords();
var _sText = this.Text;
if (!this.MatchCase)
_sText = this.Text.toLowerCase();
this.Pattern.Set(_sText);
this.private_CalculatePrefix();
};
CDocumentSearch.prototype.IsWholeWords = function()
{
return this.Word;
};
CDocumentSearch.prototype.IsMatchCase = function()
{
return this.MatchCase;
};
CDocumentSearch.prototype.SetFootnotes = function(arrFootnotes)
{
this.Footnotes = arrFootnotes;
};
CDocumentSearch.prototype.SetEndnotes = function(arrEndnotes)
{
this.Endnotes = arrEndnotes;
};
CDocumentSearch.prototype.GetFootnotes = function()
{
return this.Footnotes;
};
CDocumentSearch.prototype.GetEndnotes = function()
{
return this.Endnotes;
};
CDocumentSearch.prototype.GetDirection = function()
{
return this.Direction;
};
CDocumentSearch.prototype.SetDirection = function(bDirection)
{
this.Direction = bDirection;
};
CDocumentSearch.prototype.private_CalculatePrefix = function()
{
var nLen = this.Pattern.GetLength();
this.Prefix = new Int32Array(nLen);
this.Prefix[0] = 0;
for (var nPos = 1, nK = 0; nPos < nLen; ++nPos)
{
nK = this.Prefix[nPos - 1]
while (nK > 0 && !(this.Pattern.Get(nPos).IsMatch(this.Pattern.Get(nK))))
nK = this.Prefix[nK - 1];
if (this.Pattern.Get(nPos).IsMatch(this.Pattern.Get(nK)))
nK++;
this.Prefix[nPos] = nK;
}
};
CDocumentSearch.prototype.GetPrefix = function(nIndex)
{
return this.Prefix[nIndex];
};
CDocumentSearch.prototype.StartTextAround = function()
{
if (!this.TextAroundUpdate)
return this.SendAllTextAround();
this.TextAroundUpdate = false;
this.StopTextAround();
this.TextAroundId = 0;
this.LogicDocument.GetApi().sync_startTextAroundSearch();
let oThis = this;
this.TextAroundTimer = setTimeout(function()
{
oThis.ContinueGetTextAround()
}, 20);
this.TextArround = [];
};
CDocumentSearch.prototype.ContinueGetTextAround = function()
{
let arrResult = [];
let nStartTime = performance.now();
while (performance.now() - nStartTime < 20)
{
if (this.TextAroundId >= this.Id)
break;
let sId = this.TextAroundId++;
if (!this.Elements[sId])
continue;
let textAround = this.Elements[sId].GetTextAroundSearchResult(sId);
this.TextArround[sId] = textAround;
arrResult.push([sId, textAround]);
}
if (arrResult.length)
this.TextAroundEmpty = false;
this.LogicDocument.GetApi().sync_getTextAroundSearchPack(arrResult);
let oThis = this;
if (this.TextAroundId >= 0 && this.TextAroundId < this.Id)
{
this.TextAroundTimer = setTimeout(function()
{
oThis.ContinueGetTextAround();
}, 20);
}
else
{
this.TextAroundId = -1;
this.TextAroundTimer = null;
this.LogicDocument.GetApi().sync_endTextAroundSearch();
}
};
CDocumentSearch.prototype.StopTextAround = function()
{
if (this.TextAroundTimer)
{
clearTimeout(this.TextAroundTimer);
this.LogicDocument.GetApi().sync_endTextAroundSearch();
}
this.TextAroundTimer = null;
this.TextAroundId = -1;
};
CDocumentSearch.prototype.SendAllTextAround = function()
{
if (this.TextAroundTimer)
return;
let arrResult = [];
for (let nId = 0; nId < this.Id; ++nId)
{
if (!this.Elements[nId] || undefined === this.TextArround[nId])
continue;
arrResult.push([nId, this.TextArround[nId]]);
}
let oApi = this.LogicDocument.GetApi();
oApi.sync_startTextAroundSearch();
oApi.sync_getTextAroundSearchPack(arrResult);
oApi.sync_endTextAroundSearch();
};
CDocumentSearch.prototype.SendClearAllTextAround = function()
{
if (this.TextAroundEmpty)
return;
let oApi = this.LogicDocument.GetApi();
if (!oApi)
return;
oApi.sync_startTextAroundSearch();
oApi.sync_endTextAroundSearch();
this.TextAroundEmpty = true;
};
//--------------------------------------------------------export----------------------------------------------------
window['AscCommonWord'] = window['AscCommonWord'] || {};
window['AscCommonWord'].CDocumentSearch = CDocumentSearch;
})(window);