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Commit 67b55ee9 authored by Alexander.Trofimov's avatar Alexander.Trofimov
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add commented new code of formulas

parent a8f12ac5
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cell/model/FormulaObjects/parserFormula.js
View file @ 67b55ee9
...@@ -51,6 +51,356 @@ function (window, undefined) { ...@@ -51,6 +51,356 @@ function (window, undefined) {
var c_oAscError = Asc.c_oAscError; var c_oAscError = Asc.c_oAscError;
var TOK_TYPE_OPERAND = 1;
var TOK_TYPE_FUNCTION = 2;
var TOK_TYPE_SUBEXPR = 3;
var TOK_TYPE_ARGUMENT = 4;
var TOK_TYPE_OP_IN = 5;
var TOK_TYPE_OP_POST = 6;
var TOK_TYPE_WSPACE = 7;
var TOK_TYPE_UNKNOWN = 8;
var TOK_SUBTYPE_START = 9;
var TOK_SUBTYPE_STOP = 10;
var TOK_SUBTYPE_TEXT = 11;
var TOK_SUBTYPE_LOGICAL = 12;
var TOK_SUBTYPE_ERROR = 14;
var TOK_SUBTYPE_UNION = 15;
function ParsedThing(value, type, subtype) {
this.value = value;
this.type = type;
this.subtype = subtype;
}
ParsedThing.prototype.getStop = function () {
return new ParsedThing(this.value, this.type, TOK_SUBTYPE_STOP);
};
var g_oCodeSpace = 32; // Code of space
var g_oCodeNumberSign = 35; // Code of #
var g_oCodeDQuote = 34; // Code of "
var g_oCodePercent = 37; // Code of %
var g_oCodeAmpersand = 38; // Code of &
var g_oCodeQuote = 39; // Code of '
var g_oCodeLeftParenthesis = 40; // Code of (
var g_oCodeRightParenthesis = 41; // Code of )
var g_oCodeMultiply = 42; // Code of *
var g_oCodePlus = 43; // Code of +
var g_oCodeComma = 44; // Code of ,
var g_oCodeMinus = 45; // Code of -
var g_oCodeDivision = 47; // Code of /
var g_oCodeSemicolon = 59; // Code of ;
var g_oCodeLessSign = 60; // Code of <
var g_oCodeEqualSign = 61; // Code of =
var g_oCodeGreaterSign = 62; // Code of >
var g_oCodeLeftSquareBracked = 91; // Code of [
var g_oCodeRightSquareBracked = 93; // Code of ]
var g_oCodeAccent = 94; // Code of ^
var g_oCodeLeftCurlyBracked = 123; // Code of {
var g_oCodeRightCurlyBracked = 125; // Code of }
function getTokens(formula) {
var tokens = [];
var tokenStack = [];
var offset = 0;
var length = formula.length;
var currentChar, currentCharCode, nextCharCode, tmp;
var token = "";
var inString = false;
var inPath = false;
var inRange = false;
var inError = false;
var regexSN = /^[1-9]{1}(\.[0-9]+)?E{1}$/;
nextCharCode = formula.charCodeAt(offset);
while (offset < length) {
// state-dependent character evaluation (order is important)
// double-quoted strings
// embeds are doubled
// end marks token
currentChar = formula[offset];
currentCharCode = nextCharCode;
nextCharCode = formula.charCodeAt(offset + 1);
if (inString) {
if (currentCharCode === g_oCodeDQuote) {
if (nextCharCode === g_oCodeDQuote) {
token += currentChar;
offset += 1;
} else {
inString = false;
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND, TOK_SUBTYPE_TEXT));
token = "";
}
} else {
token += currentChar;
}
offset += 1;
continue;
} else if (inPath) {
// single-quoted strings (links)
// embeds are double
// end does not mark a token
if (currentCharCode === g_oCodeQuote) {
if (nextCharCode === g_oCodeQuote) {
token += currentChar;
offset += 1;
} else {
inPath = false;
}
} else {
token += currentChar;
}
offset += 1;
continue;
} else if (inRange) {
// bracked strings (range offset or linked workbook name)
// no embeds (changed to "()" by Excel)
// end does not mark a token
if (currentCharCode === g_oCodeRightSquareBracked) {
inRange = false;
}
token += currentChar;
offset += 1;
continue;
} else if (inError) {
// error values
// end marks a token, determined from absolute list of values
token += currentChar;
offset += 1;
if ((",#NULL!,#DIV/0!,#VALUE!,#REF!,#NAME?,#NUM!,#N/A,").indexOf("," + token + ",") != -1) {
inError = false;
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND, TOK_SUBTYPE_ERROR));
token = "";
}
continue;
}
// trim white-space
if (currentCharCode === g_oCodeSpace) {
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(new ParsedThing("", TOK_TYPE_WSPACE));
offset += 1;
while ((currentCharCode = formula.charCodeAt(offset)) === g_oCodeSpace) {
offset += 1;
}
if (offset >= length) {
break;
}
currentChar = formula[offset];
nextCharCode = formula.charCodeAt(offset + 1);
}
// multi-character comparators (>= || <= || <>)
if ((currentCharCode === g_oCodeLessSign &&
(nextCharCode === g_oCodeEqualSign || nextCharCode === g_oCodeGreaterSign)) ||
(currentCharCode === g_oCodeGreaterSign && nextCharCode === g_oCodeEqualSign)) {
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(new ParsedThing(formula.substr(offset, 2), TOK_TYPE_OP_IN, TOK_SUBTYPE_LOGICAL));
offset += 2;
nextCharCode = formula.charCodeAt(offset);
continue;
}
// scientific notation check
if (currentCharCode === g_oCodePlus || currentCharCode === g_oCodeMinus) {
if (token.length > 1) {
if (token.match(regexSN)) {
token += currentChar;
offset += 1;
continue;
}
}
}
// independent character evaulation (order not important)
// establish state-dependent character evaluations
switch (currentCharCode) {
case g_oCodeDQuote:
{
if (token.length > 0) {
// not expected
tokens.push(new ParsedThing(token, TOK_TYPE_UNKNOWN));
token = "";
}
inString = true;
break;
}
case g_oCodeQuote:
{
if (token.length > 0) {
// not expected
tokens.push(new ParsedThing(token, TOK_TYPE_UNKNOWN));
token = "";
}
inPath = true;
break;
}
case g_oCodeLeftSquareBracked:
{
inRange = true;
token += currentChar;
break;
}
case g_oCodeNumberSign:
{
if (token.length > 0) {
// not expected
tokens.push(new ParsedThing(token, TOK_TYPE_UNKNOWN));
token = "";
}
inError = true;
token += currentChar;
break;
}
case g_oCodeLeftCurlyBracked:
{
// mark start and end of arrays and array rows
if (token.length > 0) {
// not expected
tokens.push(new ParsedThing(token, TOK_TYPE_UNKNOWN));
token = "";
}
tmp = new ParsedThing('ARRAY', TOK_TYPE_FUNCTION, TOK_SUBTYPE_START);
tokens.push(tmp);
tokenStack.push(tmp.getStop());
tmp = new ParsedThing('ARRAYROW', TOK_TYPE_FUNCTION, TOK_SUBTYPE_START);
tokens.push(tmp);
tokenStack.push(tmp.getStop());
break;
}
case g_oCodeSemicolon:
{
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tmp = tokenStack.pop();
if (tmp && 'ARRAYROW' !== tmp.value) {
return null;
}
tokens.push(tmp);
tokens.push(new ParsedThing(';', TOK_TYPE_ARGUMENT));
tmp = new ParsedThing('ARRAYROW', TOK_TYPE_FUNCTION, TOK_SUBTYPE_START);
tokens.push(tmp);
tokenStack.push(tmp.getStop());
break;
}
case g_oCodeRightCurlyBracked:
{
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(tokenStack.pop());
tokens.push(tokenStack.pop());
break;
}
case g_oCodePlus:
case g_oCodeMinus:
case g_oCodeMultiply:
case g_oCodeDivision:
case g_oCodeAccent:
case g_oCodeAmpersand:
case g_oCodeEqualSign:
case g_oCodeGreaterSign:
case g_oCodeLessSign:
{
// standard infix operators
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(new ParsedThing(currentChar, TOK_TYPE_OP_IN));
break;
}
case g_oCodePercent:
{
// standard postfix operators
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(new ParsedThing(currentChar, TOK_TYPE_OP_POST));
break;
}
case g_oCodeLeftParenthesis:
{
// start subexpression or function
if (token.length > 0) {
tmp = new ParsedThing(token, TOK_TYPE_FUNCTION, TOK_SUBTYPE_START);
tokens.push(tmp);
tokenStack.push(tmp.getStop());
token = "";
} else {
tmp = new ParsedThing("", TOK_TYPE_SUBEXPR, TOK_SUBTYPE_START);
tokens.push(tmp);
tokenStack.push(tmp.getStop());
}
break;
}
case g_oCodeComma:
{
// function, subexpression, array parameters
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tmp = (0 !== tokenStack.length) ? (TOK_TYPE_FUNCTION === tokenStack[tokenStack.length - 1].type) : false;
tokens.push(tmp ? new ParsedThing(currentChar, TOK_TYPE_ARGUMENT) :
new ParsedThing(currentChar, TOK_TYPE_OP_IN, TOK_SUBTYPE_UNION));
break;
}
case g_oCodeRightParenthesis:
{
// stop subexpression
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
token = "";
}
tokens.push(tokenStack.pop());
break;
}
default:
{
// token accumulation
token += currentChar;
break;
}
}
++offset;
}
// dump remaining accumulation
if (token.length > 0) {
tokens.push(new ParsedThing(token, TOK_TYPE_OPERAND));
}
return tokens;
}
/** @enum */ /** @enum */
var cElementType = { var cElementType = {
number : 0, number : 0,
...@@ -3586,6 +3936,277 @@ parserFormula.prototype.parse = function(local, digitDelim) { ...@@ -3586,6 +3936,277 @@ parserFormula.prototype.parse = function(local, digitDelim) {
Что упрощает вычисление результата формулы. Что упрощает вычисление результата формулы.
При разборе формулы важен порядок проверки очередной части выражения на принадлежность тому или иному типу. При разборе формулы важен порядок проверки очередной части выражения на принадлежность тому или иному типу.
*/ */
if (false) {
//console.log(this.Formula);
var cFormulaList = (local && AscCommonExcel.cFormulaFunctionLocalized) ? AscCommonExcel.cFormulaFunctionLocalized :
cFormulaFunction;
var aTokens = getTokens(this.Formula);
if (null === aTokens) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongOperator);
return false;
}
var stack = [], val, valUp, tmp, elem, len, indentCount = -1, args = [], prev, next, arr = null, bArrElemSign = false;
for (var i = 0, nLength = aTokens.length; i < nLength; ++i) {
found_operand = null;
val = aTokens[i].value;
switch (aTokens[i].type) {
case TOK_TYPE_OPERAND:
{
if (TOK_SUBTYPE_TEXT === aTokens[i].subtype) {
elem = new cString(val);
} else {
tmp = parseFloat(val);
if (isNaN(tmp)) {
valUp = val.toUpperCase();
if ('TRUE' === valUp || 'FALSE' === valUp) {
elem = new cBool(valUp);
} else {
if (-1 !== val.indexOf('!')) {
tmp = AscCommonExcel.g_oRangeCache.getRange3D(val);
if (tmp) {
this.is3D = true;
elem = (tmp.isOneCell() && (null === tmp.sheet2 || tmp.sheet === tmp.sheet2)) ?
new cRef3D(tmp.getName(), tmp.sheet, this.wb) :
new cArea3D(tmp.getName(), tmp.sheet, null !== tmp.sheet2 ? tmp.sheet2 : tmp.sheet, this.wb);
} else {
this.error.push(c_oAscError.ID.FrmlWrongOperator);
this.outStack = [];
return false;
}
} else {
tmp = AscCommonExcel.g_oRangeCache.getAscRange(valUp);
if (tmp) {
elem = tmp.isOneCell() ? new cRef(valUp, this.ws) : new cArea(valUp, this.ws);
} else {
elem = new cName(aTokens[i].value, this.wb, this.ws);
}
}
}
} else {
elem = new cNumber(tmp);
}
}
if (arr) {
if (cElementType.number !== elem.type && cElementType.bool !== elem.type &&
cElementType.string !== elem.type) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlAnotherParsingError);
return false;
} else {
if (bArrElemSign) {
if (cElementType.number !== elem.type) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlAnotherParsingError);
return false;
}
elem.value *= -1;
bArrElemSign = false;
}
arr.addElement(elem);
}
} else {
this.outStack.push(elem);
this.f.push(elem);
}
break;
}
case TOK_TYPE_OP_POST:
case TOK_TYPE_OP_IN:
{
if (TOK_SUBTYPE_UNION === aTokens[i].subtype) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongOperator);
return false;
}
prev = aTokens[i - 1];
if ('-' === val && (0 === i || (TOK_TYPE_OPERAND !== prev.type && TOK_TYPE_OP_POST !== prev.type &&
(TOK_SUBTYPE_STOP !== prev.subtype ||
(TOK_TYPE_FUNCTION !== prev.type && TOK_TYPE_SUBEXPR !== prev.type))))) {
elem = new cFormulaOperators['un_minus']();
} else {
elem = new cFormulaOperators[val]();
}
if (arr) {
if (bArrElemSign || 'un_minus' !== elem.name) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongOperator);
return false;
} else {
bArrElemSign = true;
break;
}
}
this.f.push(elem);
len = stack.length;
while (0 !== len) {
tmp = stack[len - 1];
if (elem.isRightAssociative ? (elem.priority < tmp.priority) : ((elem.priority <= tmp.priority))) {
this.outStack.push(tmp);
--len;
} else {
break;
}
}
stack.length = len;
stack.push(elem);
break;
}
case TOK_TYPE_FUNCTION:
{
if (TOK_SUBTYPE_START === aTokens[i].subtype) {
val = val.toUpperCase();
if ('ARRAY' === val) {
if (arr) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongOperator);
return false;
}
arr = new cArray();
break;
} else if ('ARRAYROW' === val) {
if (!arr) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongOperator);
return false;
}
arr.addRow();
break;
} else if (val in cFormulaList) {
elem = new cFormulaList[val]();
} else if (val in cAllFormulaFunction) {
elem = new cAllFormulaFunction[val]();
} else {
elem = new cBaseFunction(val);
elem.isXLFN = (0 === val.indexOf("_xlfn."));
}
stack.push(elem);
args[++indentCount] = 1;
} else {
if (arr) {
if ('ARRAY' === val) {
if (!arr.isValidArray()) {
this.outStack = [];
// размер массива не согласован
this.error.push(c_oAscError.ID.FrmlAnotherParsingError);
return false;
}
this.outStack.push(arr);
arr = null;
} else if ('ARRAYROW' !== val) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlAnotherParsingError);
return false;
}
break;
}
len = stack.length;
while (0 !== len) {
tmp = stack[len - 1];
--len;
this.outStack.push(tmp);
if (cElementType.func === tmp.type) {
prev = aTokens[i - 1];
tmp.setArgumentsCount(args[indentCount] -
((prev && TOK_TYPE_FUNCTION === prev.type && TOK_SUBTYPE_START === prev.subtype) ? 1 : 0));
if (!tmp.checkArguments()) {
this.outStack = [];
this.error.push(c_oAscError.ID.FrmlWrongMaxArgument);
return false;
}
break;
}
}
stack.length = len;
--indentCount;
}
break;
}
case TOK_TYPE_ARGUMENT:
{
if (arr) {
break;
}
if (-1 === indentCount) {
throw 'error!!!!!!!!!!!';
}
args[indentCount] += 1;
len = stack.length;
while (0 !== len) {
tmp = stack[len - 1];
if (cElementType.func === tmp.type) {
break;
}
this.outStack.push(tmp);
--len;
}
stack.length = len;
next = aTokens[i + 1];
if (next && (TOK_TYPE_ARGUMENT === next.type ||
(TOK_TYPE_FUNCTION === next.type && TOK_SUBTYPE_START !== next.subtype))) {
this.outStack.push(new cEmpty());
break;
}
break;
}
case TOK_TYPE_SUBEXPR:
{
if (TOK_SUBTYPE_START === aTokens[i].subtype) {
elem = new parentLeft();
stack.push(elem);
} else {
elem = new parentRight();
len = stack.length;
while (0 !== len) {
tmp = stack[len - 1];
--len;
this.outStack.push(tmp);
if (tmp instanceof parentLeft) {
break;
}
}
stack.length = len;
}
this.f.push(elem);
break;
}
case TOK_TYPE_WSPACE:
{
if (0 !== i && i !== nLength - 1) {
prev = aTokens[i - 1];
next = aTokens[i + 1];
if ((TOK_TYPE_OPERAND === prev.type ||
((TOK_TYPE_FUNCTION === prev.type || TOK_TYPE_SUBEXPR === prev.type) &&
TOK_SUBTYPE_STOP === prev.subtype)) && ((TOK_TYPE_OPERAND === next.type) ||
((TOK_TYPE_FUNCTION === next.type || TOK_TYPE_SUBEXPR === next.type) &&
TOK_SUBTYPE_START === next.subtype))) {
aTokens[i].type = TOK_TYPE_OP_IN;
aTokens[i].value = ' ';
--i;
}
}
break;
}
}
}
while (stack.length !== 0) {
this.outStack.push(stack.pop());
}
if (this.outStack.length != 0) {
return this.isParsed = true;
} else {
return this.isParsed = false;
}
}
this.operand_expected = true; this.operand_expected = true;
var wasLeftParentheses = false, wasRigthParentheses = false, found_operand = null, _3DRefTmp = null, _tableTMP = null; var wasLeftParentheses = false, wasRigthParentheses = false, found_operand = null, _3DRefTmp = null, _tableTMP = null;
var cFormulaList = (local && AscCommonExcel.cFormulaFunctionLocalized) ? AscCommonExcel.cFormulaFunctionLocalized : cFormulaFunction; var cFormulaList = (local && AscCommonExcel.cFormulaFunctionLocalized) ? AscCommonExcel.cFormulaFunctionLocalized : cFormulaFunction;
......
cell/model/Workbook.js
View file @ 67b55ee9
...@@ -5302,6 +5302,7 @@ Woorksheet.prototype._BuildDependencies=function(cellRange){ ...@@ -5302,6 +5302,7 @@ Woorksheet.prototype._BuildDependencies=function(cellRange){
cellId = g_oCellAddressUtils.getCellId(c.nRow, c.nCol ), cellId = g_oCellAddressUtils.getCellId(c.nRow, c.nCol ),
aRefs = [], aRefs = [],
cache = inCache(aCache, c.sFormula, aRefs ), cache = inCache(aCache, c.sFormula, aRefs ),
//cache = false,
bInCache = false; bInCache = false;
if(cache) if(cache)
{ {
......
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