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code.js
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code.js
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/**
* Google Sheets Performance Auditor tool
* Built by Ben Collins, 2018
* https://www.benlcollins.com
*/
/**
* Google Sheets Max Cell Limit in Single Workbook
*/
const CELL_LIMIT = 10000000;
/**
* Custom menu
*/
function onOpen() {
var ui = SpreadsheetApp.getUi();
ui.createMenu('Sheet Size Auditor')
.addItem('Audit Sheet', 'sheetAuditor')
.addItem('Clear Data', 'clearData')
.addToUi();
}
/**
* Clears out data and resets sheet
*/
function clearData() {
var ss = SpreadsheetApp.getActiveSpreadsheet();
var sheet = ss.getActiveSheet();
sheet.getRange(6,2).clearContent();
sheet.getRange(11,1,1,5).clear();
sheet.getRange(16,1,sheet.getLastRow(),13).clear();
sheet.getRange(10,1,1,5).setBorder(true, true, true, true, true, true, "#D3D3D3", null);
sheet.getRange(15,1,1,13).setBorder(true, true, true, true, true, true, "#D3D3D3", null).setFontSize(14);
}
/**
* Audits the given url and prints results into the Google Sheet table
*/
function sheetAuditor() {
var ss = SpreadsheetApp.getActiveSpreadsheet();
var sheet = ss.getActiveSheet();
var url = sheet.getRange(6,2).getValue();
try {
var audit_data = auditUrl(url);
// output the overall file data into my Google Sheet
var fileRange = sheet.getRange(11,1,1,5);
var fileFormats = [
[ "#,###,##0", "#,###,##0", "0.0%", "#,###,##0", "0.0%" ]
];
var fileHorizontalAlignments = [
[ "center", "center", "center", "center", "center" ]
];
fileRange.setValues([audit_data[0]]).setNumberFormats(fileFormats)
.setHorizontalAlignments(fileHorizontalAlignments)
.setBorder(true, true, true, true, true, true, "#D3D3D3", null)
.setFontSize(14);
// output the individual sheet data into my Google Sheet
var sheetRange = sheet.getRange(16,1,audit_data[1].length,13);
var sheetFormats = [
[ "#,###,##0", "#,###,##0", "0.0%", "#,###,##0", "0.0%" ]
];
sheetRange.setValues(audit_data[1]);
var formatRange = sheet.getRange(16,1,audit_data[1].length,13);
formatRange.setNumberFormat("#,###,##0")
.setHorizontalAlignment("center")
.setBorder(true, true, true, true, true, true, "#D3D3D3", null)
.setFontSize(14);
}
catch(e) {
Browser.msgBox("Please enter a valid Google Sheets URL");
}
}
/**
* Returns performance and size data for a given sheet url
* @param {string} url - url of the Google Sheet
* @returns {array} of file data and individual sheets data
*/
function auditUrl(url) {
var ss = SpreadsheetApp.openByUrl(url);
var sheets = ss.getSheets();
// counters
var numSheets = 0;
var totalCellCounter = 0;
var totalDataCellCounter = 0;
var fileArray = [];
var sheetsArray = [];
sheets.forEach(function(sheet) {
// get single sheet data
var thisSheetInfo = getSingleSheetInfo(sheet);
// update the counters
numSheets++;
totalCellCounter = totalCellCounter + thisSheetInfo[3];
totalDataCellCounter = totalDataCellCounter + thisSheetInfo[4];
sheetsArray.push(thisSheetInfo);
});
var totalCellPercent = totalCellCounter / CELL_LIMIT;
var totalDataCellPercent = totalDataCellCounter / CELL_LIMIT;
fileArray.push(numSheets, totalCellCounter, totalCellPercent, totalDataCellCounter, totalDataCellPercent);
return [fileArray,sheetsArray];
}
/**
* Returns individual sheet performance and size data
* @param {object} sheet - the individual sheet within a Google Sheet
* @returns {array} of configuration settings
*/
function getSingleSheetInfo(sheet) {
var singleSheetArray = [];
var name = sheet.getName();
// how many cells in the sheet currently
var maxRows = sheet.getMaxRows();
var maxCols = sheet.getMaxColumns();
var totalCells = maxRows * maxCols;
// how many cells have data in them
var r = sheet.getLastRow();
var c = sheet.getLastColumn();
var data_counter = r * c;
if (data_counter !== 0) {
var dataRange = sheet.getRange(1,1,r,c);
var dataValues = dataRange.getValues();
dataValues.forEach(function(row) {
row.forEach(function(cell) {
if (cell === "") {
data_counter --;
}
});
});
}
// count how many volatile formulas
var slowFuncs = slowFunctions(sheet);
singleSheetArray.push(
name,
maxRows,
maxCols,
totalCells,
data_counter,
slowFuncs[0],
slowFuncs[1],
slowFuncs[2],
slowFuncs[3],
slowFuncs[4],
slowFuncs[5],
slowFuncs[6],
slowFuncs[7]
);
return singleSheetArray;
}
function slowFunctions(sheet) {
var vols = identifyVolatiles(sheet); //returns 7
var arrs = identifyArrayFormulas(sheet); //returns 1
vols.push(arrs);
return vols; //returns 8
}
/**
* Returns counts for volatile functions in individual Google Sheet
* @param {object} sheet - the individual sheet within a Google Sheet
* @returns {array} of volatile function counts
*/
function identifyVolatiles(sheet) {
// how many cells have data in them
var r = sheet.getLastRow();
var c = sheet.getLastColumn();
var data_counter = r * c;
var nowCounter = 0;
var todayCounter = 0;
var randCounter = 0;
var randbetweenCounter = 0;
var queryCounter = 0;
var iferrorCounter = 0;
var indirectCounter = 0;
var reNow = /.*NOW\(.*/;
var reToday = /.*TODAY\(.*/;
var reRand = /.*RAND\(.*/;
var reRandbetween = /.*RANDBETWEEN\(.*/;
var reQuery = /.*QUERY\(.*/;
var reIfError = /.*IFERROR\(.*/;
var reInDirect = /.*INDIRECT\(.*/;
if (data_counter !== 0) {
var dataRange = sheet.getRange(1,1,r,c);
var formulaCells = dataRange.getFormulas();
formulaCells.forEach(function(row) {
row.forEach(function(cell) {
if (cell.toUpperCase().match(reNow)) { nowCounter ++; };
if (cell.toUpperCase().match(reToday)) { todayCounter++; };
if (cell.toUpperCase().match(reRand) && !cell.toUpperCase().match(reRandbetween)) { randCounter++; };
if (cell.toUpperCase().match(reRandbetween)) { randbetweenCounter++; };
if (cell.toUpperCase().match(reQuery)) {
queryCounter++; //setting to its own line for breakpoint debugging
};
if (cell.toUpperCase().match(reIfError)) { iferrorCounter++; };
if (cell.toUpperCase().match(reInDirect)) { indirectCounter++; };
});
});
}
return [nowCounter, todayCounter, randCounter, randbetweenCounter, queryCounter, iferrorCounter, indirectCounter];
}
/**
* Returns counts for ArrayFormula functions in individual Google Sheet
* @param {object} sheet - the individual sheet within a Google Sheet
* @returns {array} of ArrayFormula function counts
*/
function identifyArrayFormulas(sheet) {
// how many cells have data in them
var r = sheet.getLastRow();
var c = sheet.getLastColumn();
var data_counter = r * c;
var arrayCounter = 0;
var reArray = /.*ARRAYFORMULA.*/;
if (data_counter !== 0) {
var dataRange = sheet.getRange(1,1,r,c);
var formulaCells = dataRange.getFormulas();
formulaCells.forEach(function(row) {
row.forEach(function(cell) {
if (cell.toUpperCase().match(reArray)) {
arrayCounter ++;
};
});
});
}
return arrayCounter;
}