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fix(Postgres Node): Fix issue with columns containing spaces (#2989)

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* 🔨 fixed error when column name containes spaces

* ⚡ added lock fille to commit

* 🔨 fix for column names wraped in square braces

* 🔨 added lock file

* 🔨 fix for update key not included in update columns

* ⚡ Revert imports

Co-authored-by: Ricardo Espinoza <ricardo@n8n.io>
Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>
This commit is contained in:
Michael Kret 2022-04-19 12:48:41 +03:00 committed by GitHub
parent 5d1ddb0e9b
commit 0081d02b97
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 52 additions and 26 deletions
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70
packages/nodes-base/nodes/Postgres/Postgres.node.functions.ts
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@ -1,4 +1,4 @@
import { IDataObject, INodeExecutionData } from 'n8n-workflow'; import { IDataObject, INodeExecutionData, JsonObject } from 'n8n-workflow';
import pgPromise from 'pg-promise'; import pgPromise from 'pg-promise';
import pg from 'pg-promise/typescript/pg-subset'; import pg from 'pg-promise/typescript/pg-subset';
@ -10,13 +10,19 @@ import pg from 'pg-promise/typescript/pg-subset';
* @param {string[]} properties The properties it should include * @param {string[]} properties The properties it should include
* @returns * @returns
*/ */
export function getItemsCopy(items: INodeExecutionData[], properties: string[]): IDataObject[] { export function getItemsCopy(items: INodeExecutionData[], properties: string[], guardedColumns?: {[key: string]: string}): IDataObject[] {
let newItem: IDataObject; let newItem: IDataObject;
return items.map(item => { return items.map(item => {
newItem = {}; newItem = {};
if (guardedColumns) {
Object.keys(guardedColumns).forEach( column => {
newItem[column] = item.json[guardedColumns[column]];
});
} else {
for (const property of properties) { for (const property of properties) {
newItem[property] = item.json[property]; newItem[property] = item.json[property];
} }
}
return newItem; return newItem;
}); });
} }
@ -29,11 +35,17 @@ export function getItemsCopy(items: INodeExecutionData[], properties: string[]):
* @param {string[]} properties The properties it should include * @param {string[]} properties The properties it should include
* @returns * @returns
*/ */
export function getItemCopy(item: INodeExecutionData, properties: string[]): IDataObject { export function getItemCopy(item: INodeExecutionData, properties: string[], guardedColumns?: {[key: string]: string}): IDataObject {
const newItem: IDataObject = {}; const newItem: IDataObject = {};
if (guardedColumns) {
Object.keys(guardedColumns).forEach( column => {
newItem[column] = item.json[guardedColumns[column]];
});
} else {
for (const property of properties) { for (const property of properties) {
newItem[property] = item.json[property]; newItem[property] = item.json[property];
} }
}
return newItem; return newItem;
} }
@ -93,7 +105,7 @@ export async function pgQuery(
Array.prototype.push.apply(result, await t.any(allQueries[i].query, allQueries[i].values)); Array.prototype.push.apply(result, await t.any(allQueries[i].query, allQueries[i].values));
} catch (err) { } catch (err) {
if (continueOnFail === false) throw err; if (continueOnFail === false) throw err;
result.push({ ...items[i].json, code: err.code, message: err.message }); result.push({ ...items[i].json, code: (err as JsonObject).code, message: (err as JsonObject).message });
return result; return result;
} }
} }
@ -107,7 +119,7 @@ export async function pgQuery(
Array.prototype.push.apply(result, await t.any(allQueries[i].query, allQueries[i].values)); Array.prototype.push.apply(result, await t.any(allQueries[i].query, allQueries[i].values));
} catch (err) { } catch (err) {
if (continueOnFail === false) throw err; if (continueOnFail === false) throw err;
result.push({ ...items[i].json, code: err.code, message: err.message }); result.push({ ...items[i].json, code: (err as JsonObject).code, message: (err as JsonObject).message });
} }
} }
return result; return result;
@ -136,9 +148,15 @@ export async function pgInsert(
const table = getNodeParam('table', 0) as string; const table = getNodeParam('table', 0) as string;
const schema = getNodeParam('schema', 0) as string; const schema = getNodeParam('schema', 0) as string;
const columnString = getNodeParam('columns', 0) as string; const columnString = getNodeParam('columns', 0) as string;
const guardedColumns: {[key: string]: string} = {};
const columns = columnString.split(',') const columns = columnString.split(',')
.map(column => column.trim().split(':')) .map(column => column.trim().split(':'))
.map(([name, cast]) => ({ name, cast })); .map(([name, cast], i) => {
guardedColumns[`column${i}`] = name;
return { name, cast, prop: `column${i}` };
});
const columnNames = columns.map(column => column.name); const columnNames = columns.map(column => column.name);
const cs = new pgp.helpers.ColumnSet(columns, { table: { table, schema } }); const cs = new pgp.helpers.ColumnSet(columns, { table: { table, schema } });
@ -148,18 +166,18 @@ export async function pgInsert(
const returning = generateReturning(pgp, getNodeParam('returnFields', 0) as string); const returning = generateReturning(pgp, getNodeParam('returnFields', 0) as string);
if (mode === 'multiple') { if (mode === 'multiple') {
const query = pgp.helpers.insert(getItemsCopy(items, columnNames), cs) + returning; const query = pgp.helpers.insert(getItemsCopy(items, columnNames, guardedColumns), cs) + returning;
return db.any(query); return db.any(query);
} else if (mode === 'transaction') { } else if (mode === 'transaction') {
return db.tx(async t => { return db.tx(async t => {
const result: IDataObject[] = []; const result: IDataObject[] = [];
for (let i = 0; i < items.length; i++) { for (let i = 0; i < items.length; i++) {
const itemCopy = getItemCopy(items[i], columnNames); const itemCopy = getItemCopy(items[i], columnNames, guardedColumns);
try { try {
result.push(await t.one(pgp.helpers.insert(itemCopy, cs) + returning)); result.push(await t.one(pgp.helpers.insert(itemCopy, cs) + returning));
} catch (err) { } catch (err) {
if (continueOnFail === false) throw err; if (continueOnFail === false) throw err;
result.push({ ...itemCopy, code: err.code, message: err.message }); result.push({ ...itemCopy, code: (err as JsonObject).code, message: (err as JsonObject).message });
return result; return result;
} }
} }
@ -169,7 +187,7 @@ export async function pgInsert(
return db.task(async t => { return db.task(async t => {
const result: IDataObject[] = []; const result: IDataObject[] = [];
for (let i = 0; i < items.length; i++) { for (let i = 0; i < items.length; i++) {
const itemCopy = getItemCopy(items[i], columnNames); const itemCopy = getItemCopy(items[i], columnNames, guardedColumns);
try { try {
const insertResult = await t.oneOrNone(pgp.helpers.insert(itemCopy, cs) + returning); const insertResult = await t.oneOrNone(pgp.helpers.insert(itemCopy, cs) + returning);
if (insertResult !== null) { if (insertResult !== null) {
@ -179,7 +197,7 @@ export async function pgInsert(
if (continueOnFail === false) { if (continueOnFail === false) {
throw err; throw err;
} }
result.push({ ...itemCopy, code: err.code, message: err.message }); result.push({ ...itemCopy, code: (err as JsonObject).code, message: (err as JsonObject).message });
} }
} }
return result; return result;
@ -209,15 +227,21 @@ export async function pgUpdate(
const schema = getNodeParam('schema', 0) as string; const schema = getNodeParam('schema', 0) as string;
const updateKey = getNodeParam('updateKey', 0) as string; const updateKey = getNodeParam('updateKey', 0) as string;
const columnString = getNodeParam('columns', 0) as string; const columnString = getNodeParam('columns', 0) as string;
const columns = columnString.split(',') const guardedColumns: {[key: string]: string} = {};
.map(column => column.trim().split(':'))
.map(([name, cast]) => ({ name, cast }));
const updateKeys = updateKey.split(',').map(key => { const columns: Array<{name:string, cast: string, prop:string}> = columnString.split(',')
.map(column => column.trim().split(':'))
.map(([name, cast], i) => {
guardedColumns[`column${i}`] = name;
return { name, cast, prop: `column${i}` };
});
const updateKeys = updateKey.split(',').map((key, i) => {
const [name, cast] = key.trim().split(':'); const [name, cast] = key.trim().split(':');
const updateColumn = { name, cast };
const targetCol = columns.find((column) => column.name === name); const targetCol = columns.find((column) => column.name === name);
const updateColumn = { name, cast, prop: targetCol ? targetCol.prop : `updateColumn${i}` };
if (!targetCol) { if (!targetCol) {
guardedColumns[updateColumn.prop] = name;
columns.unshift(updateColumn); columns.unshift(updateColumn);
} }
else if (!targetCol.cast) { else if (!targetCol.cast) {
@ -233,7 +257,7 @@ export async function pgUpdate(
// Prepare the data to update and copy it to be returned // Prepare the data to update and copy it to be returned
const columnNames = columns.map(column => column.name); const columnNames = columns.map(column => column.name);
const updateItems = getItemsCopy(items, columnNames); const updateItems = getItemsCopy(items, columnNames, guardedColumns);
const returning = generateReturning(pgp, getNodeParam('returnFields', 0) as string); const returning = generateReturning(pgp, getNodeParam('returnFields', 0) as string);
if (mode === 'multiple') { if (mode === 'multiple') {
@ -246,17 +270,19 @@ export async function pgUpdate(
+ returning; + returning;
return await db.any(query); return await db.any(query);
} else { } else {
const where = ' WHERE ' + updateKeys.map(updateKey => pgp.as.name(updateKey.name) + ' = ${' + updateKey.name + '}').join(' AND '); const where = ' WHERE ' +
updateKeys.map(updateKey => pgp.as.name(updateKey.name) +
' = ${' + updateKey.prop + '}').join(' AND ');
if (mode === 'transaction') { if (mode === 'transaction') {
return db.tx(async t => { return db.tx(async t => {
const result: IDataObject[] = []; const result: IDataObject[] = [];
for (let i = 0; i < items.length; i++) { for (let i = 0; i < items.length; i++) {
const itemCopy = getItemCopy(items[i], columnNames); const itemCopy = getItemCopy(items[i], columnNames, guardedColumns);
try { try {
Array.prototype.push.apply(result, await t.any(pgp.helpers.update(itemCopy, cs) + pgp.as.format(where, itemCopy) + returning)); Array.prototype.push.apply(result, await t.any(pgp.helpers.update(itemCopy, cs) + pgp.as.format(where, itemCopy) + returning));
} catch (err) { } catch (err) {
if (continueOnFail === false) throw err; if (continueOnFail === false) throw err;
result.push({ ...itemCopy, code: err.code, message: err.message }); result.push({ ...itemCopy, code: (err as JsonObject).code, message: (err as JsonObject).message });
return result; return result;
} }
} }
@ -266,12 +292,12 @@ export async function pgUpdate(
return db.task(async t => { return db.task(async t => {
const result: IDataObject[] = []; const result: IDataObject[] = [];
for (let i = 0; i < items.length; i++) { for (let i = 0; i < items.length; i++) {
const itemCopy = getItemCopy(items[i], columnNames); const itemCopy = getItemCopy(items[i], columnNames, guardedColumns);
try { try {
Array.prototype.push.apply(result, await t.any(pgp.helpers.update(itemCopy, cs) + pgp.as.format(where, itemCopy) + returning)); Array.prototype.push.apply(result, await t.any(pgp.helpers.update(itemCopy, cs) + pgp.as.format(where, itemCopy) + returning));
} catch (err) { } catch (err) {
if (continueOnFail === false) throw err; if (continueOnFail === false) throw err;
result.push({ ...itemCopy, code: err.code, message: err.message }); result.push({ ...itemCopy, code: (err as JsonObject).code, message: (err as JsonObject).message });
} }
} }
return result; return result;