Sindbad~EG File Manager
"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
for (var prop in b || (b = {}))
if (__hasOwnProp.call(b, prop))
__defNormalProp(a, prop, b[prop]);
if (__getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(b)) {
if (__propIsEnum.call(b, prop))
__defNormalProp(a, prop, b[prop]);
}
return a;
};
const Utils = require("../../utils");
const util = require("util");
const DataTypes = require("../../data-types");
const AbstractQueryGenerator = require("../abstract/query-generator");
const semver = require("semver");
const _ = require("lodash");
const POSTGRES_RESERVED_WORDS = "all,analyse,analyze,and,any,array,as,asc,asymmetric,authorization,binary,both,case,cast,check,collate,collation,column,concurrently,constraint,create,cross,current_catalog,current_date,current_role,current_schema,current_time,current_timestamp,current_user,default,deferrable,desc,distinct,do,else,end,except,false,fetch,for,foreign,freeze,from,full,grant,group,having,ilike,in,initially,inner,intersect,into,is,isnull,join,lateral,leading,left,like,limit,localtime,localtimestamp,natural,not,notnull,null,offset,on,only,or,order,outer,overlaps,placing,primary,references,returning,right,select,session_user,similar,some,symmetric,table,tablesample,then,to,trailing,true,union,unique,user,using,variadic,verbose,when,where,window,with".split(",");
class PostgresQueryGenerator extends AbstractQueryGenerator {
setSearchPath(searchPath) {
return `SET search_path to ${searchPath};`;
}
createDatabaseQuery(databaseName, options) {
options = __spreadValues({
encoding: null,
collate: null
}, options);
const values = {
database: this.quoteTable(databaseName),
encoding: options.encoding ? ` ENCODING = ${this.escape(options.encoding)}` : "",
collation: options.collate ? ` LC_COLLATE = ${this.escape(options.collate)}` : "",
ctype: options.ctype ? ` LC_CTYPE = ${this.escape(options.ctype)}` : "",
template: options.template ? ` TEMPLATE = ${this.escape(options.template)}` : ""
};
return `CREATE DATABASE ${values.database}${values.encoding}${values.collation}${values.ctype}${values.template};`;
}
dropDatabaseQuery(databaseName) {
return `DROP DATABASE IF EXISTS ${this.quoteTable(databaseName)};`;
}
createSchema(schema) {
const databaseVersion = _.get(this, "sequelize.options.databaseVersion", 0);
if (databaseVersion && semver.gte(databaseVersion, "9.2.0")) {
return `CREATE SCHEMA IF NOT EXISTS ${this.quoteIdentifier(schema)};`;
}
return `CREATE SCHEMA ${this.quoteIdentifier(schema)};`;
}
dropSchema(schema) {
return `DROP SCHEMA IF EXISTS ${this.quoteIdentifier(schema)} CASCADE;`;
}
showSchemasQuery() {
return "SELECT schema_name FROM information_schema.schemata WHERE schema_name <> 'information_schema' AND schema_name != 'public' AND schema_name !~ E'^pg_';";
}
versionQuery() {
return "SHOW SERVER_VERSION";
}
createTableQuery(tableName, attributes, options) {
options = __spreadValues({}, options);
const databaseVersion = _.get(this, "sequelize.options.databaseVersion", 0);
const attrStr = [];
let comments = "";
let columnComments = "";
const quotedTable = this.quoteTable(tableName);
if (options.comment && typeof options.comment === "string") {
comments += `; COMMENT ON TABLE ${quotedTable} IS ${this.escape(options.comment)}`;
}
for (const attr in attributes) {
const quotedAttr = this.quoteIdentifier(attr);
const i = attributes[attr].indexOf("COMMENT ");
if (i !== -1) {
const escapedCommentText = this.escape(attributes[attr].substring(i + 8));
columnComments += `; COMMENT ON COLUMN ${quotedTable}.${quotedAttr} IS ${escapedCommentText}`;
attributes[attr] = attributes[attr].substring(0, i);
}
const dataType = this.dataTypeMapping(tableName, attr, attributes[attr]);
attrStr.push(`${quotedAttr} ${dataType}`);
}
let attributesClause = attrStr.join(", ");
if (options.uniqueKeys) {
_.each(options.uniqueKeys, (columns) => {
if (columns.customIndex) {
attributesClause += `, UNIQUE (${columns.fields.map((field) => this.quoteIdentifier(field)).join(", ")})`;
}
});
}
const pks = _.reduce(attributes, (acc, attribute, key) => {
if (attribute.includes("PRIMARY KEY")) {
acc.push(this.quoteIdentifier(key));
}
return acc;
}, []).join(",");
if (pks.length > 0) {
attributesClause += `, PRIMARY KEY (${pks})`;
}
return `CREATE TABLE ${databaseVersion === 0 || semver.gte(databaseVersion, "9.1.0") ? "IF NOT EXISTS " : ""}${quotedTable} (${attributesClause})${comments}${columnComments};`;
}
dropTableQuery(tableName, options) {
options = options || {};
return `DROP TABLE IF EXISTS ${this.quoteTable(tableName)}${options.cascade ? " CASCADE" : ""};`;
}
showTablesQuery() {
const schema = this.options.schema || "public";
return `SELECT table_name FROM information_schema.tables WHERE table_schema = ${this.escape(schema)} AND table_type LIKE '%TABLE' AND table_name != 'spatial_ref_sys';`;
}
tableExistsQuery(tableName) {
const table = tableName.tableName || tableName;
const schema = tableName.schema || "public";
return `SELECT table_name FROM information_schema.tables WHERE table_schema = ${this.escape(schema)} AND table_name = ${this.escape(table)}`;
}
describeTableQuery(tableName, schema) {
schema = schema || this.options.schema || "public";
return `SELECT pk.constraint_type as "Constraint",c.column_name as "Field", c.column_default as "Default",c.is_nullable as "Null", (CASE WHEN c.udt_name = 'hstore' THEN c.udt_name ELSE c.data_type END) || (CASE WHEN c.character_maximum_length IS NOT NULL THEN '(' || c.character_maximum_length || ')' ELSE '' END) as "Type", (SELECT array_agg(e.enumlabel) FROM pg_catalog.pg_type t JOIN pg_catalog.pg_enum e ON t.oid=e.enumtypid WHERE t.typname=c.udt_name) AS "special", (SELECT pgd.description FROM pg_catalog.pg_statio_all_tables AS st INNER JOIN pg_catalog.pg_description pgd on (pgd.objoid=st.relid) WHERE c.ordinal_position=pgd.objsubid AND c.table_name=st.relname) AS "Comment" FROM information_schema.columns c LEFT JOIN (SELECT tc.table_schema, tc.table_name, cu.column_name, tc.constraint_type FROM information_schema.TABLE_CONSTRAINTS tc JOIN information_schema.KEY_COLUMN_USAGE cu ON tc.table_schema=cu.table_schema and tc.table_name=cu.table_name and tc.constraint_name=cu.constraint_name and tc.constraint_type='PRIMARY KEY') pk ON pk.table_schema=c.table_schema AND pk.table_name=c.table_name AND pk.column_name=c.column_name WHERE c.table_name = ${this.escape(tableName)} AND c.table_schema = ${this.escape(schema)}`;
}
_checkValidJsonStatement(stmt) {
if (typeof stmt !== "string") {
return false;
}
const jsonFunctionRegex = /^\s*((?:[a-z]+_){0,2}jsonb?(?:_[a-z]+){0,2})\([^)]*\)/i;
const jsonOperatorRegex = /^\s*(->>?|#>>?|@>|<@|\?[|&]?|\|{2}|#-)/i;
const tokenCaptureRegex = /^\s*((?:([`"'])(?:(?!\2).|\2{2})*\2)|[\w\d\s]+|[().,;+-])/i;
let currentIndex = 0;
let openingBrackets = 0;
let closingBrackets = 0;
let hasJsonFunction = false;
let hasInvalidToken = false;
while (currentIndex < stmt.length) {
const string = stmt.substr(currentIndex);
const functionMatches = jsonFunctionRegex.exec(string);
if (functionMatches) {
currentIndex += functionMatches[0].indexOf("(");
hasJsonFunction = true;
continue;
}
const operatorMatches = jsonOperatorRegex.exec(string);
if (operatorMatches) {
currentIndex += operatorMatches[0].length;
hasJsonFunction = true;
continue;
}
const tokenMatches = tokenCaptureRegex.exec(string);
if (tokenMatches) {
const capturedToken = tokenMatches[1];
if (capturedToken === "(") {
openingBrackets++;
} else if (capturedToken === ")") {
closingBrackets++;
} else if (capturedToken === ";") {
hasInvalidToken = true;
break;
}
currentIndex += tokenMatches[0].length;
continue;
}
break;
}
hasInvalidToken |= openingBrackets !== closingBrackets;
if (hasJsonFunction && hasInvalidToken) {
throw new Error(`Invalid json statement: ${stmt}`);
}
return hasJsonFunction;
}
handleSequelizeMethod(smth, tableName, factory, options, prepend) {
if (smth instanceof Utils.Json) {
if (smth.conditions) {
const conditions = this.parseConditionObject(smth.conditions).map((condition) => `${this.jsonPathExtractionQuery(condition.path[0], _.tail(condition.path))} = '${condition.value}'`);
return conditions.join(" AND ");
}
if (smth.path) {
let str;
if (this._checkValidJsonStatement(smth.path)) {
str = smth.path;
} else {
const paths = _.toPath(smth.path);
const column = paths.shift();
str = this.jsonPathExtractionQuery(column, paths);
}
if (smth.value) {
str += util.format(" = %s", this.escape(smth.value));
}
return str;
}
}
return super.handleSequelizeMethod.call(this, smth, tableName, factory, options, prepend);
}
addColumnQuery(table, key, attribute) {
const dbDataType = this.attributeToSQL(attribute, { context: "addColumn", table, key });
const dataType = attribute.type || attribute;
const definition = this.dataTypeMapping(table, key, dbDataType);
const quotedKey = this.quoteIdentifier(key);
const quotedTable = this.quoteTable(this.extractTableDetails(table));
let query = `ALTER TABLE ${quotedTable} ADD COLUMN ${quotedKey} ${definition};`;
if (dataType instanceof DataTypes.ENUM) {
query = this.pgEnum(table, key, dataType) + query;
} else if (dataType.type && dataType.type instanceof DataTypes.ENUM) {
query = this.pgEnum(table, key, dataType.type) + query;
}
return query;
}
removeColumnQuery(tableName, attributeName) {
const quotedTableName = this.quoteTable(this.extractTableDetails(tableName));
const quotedAttributeName = this.quoteIdentifier(attributeName);
return `ALTER TABLE ${quotedTableName} DROP COLUMN ${quotedAttributeName};`;
}
changeColumnQuery(tableName, attributes) {
const query = (subQuery) => `ALTER TABLE ${this.quoteTable(tableName)} ALTER COLUMN ${subQuery};`;
const sql = [];
for (const attributeName in attributes) {
let definition = this.dataTypeMapping(tableName, attributeName, attributes[attributeName]);
let attrSql = "";
if (definition.includes("NOT NULL")) {
attrSql += query(`${this.quoteIdentifier(attributeName)} SET NOT NULL`);
definition = definition.replace("NOT NULL", "").trim();
} else if (!definition.includes("REFERENCES")) {
attrSql += query(`${this.quoteIdentifier(attributeName)} DROP NOT NULL`);
}
if (definition.includes("DEFAULT")) {
attrSql += query(`${this.quoteIdentifier(attributeName)} SET DEFAULT ${definition.match(/DEFAULT ([^;]+)/)[1]}`);
definition = definition.replace(/(DEFAULT[^;]+)/, "").trim();
} else if (!definition.includes("REFERENCES")) {
attrSql += query(`${this.quoteIdentifier(attributeName)} DROP DEFAULT`);
}
if (attributes[attributeName].startsWith("ENUM(")) {
attrSql += this.pgEnum(tableName, attributeName, attributes[attributeName]);
definition = definition.replace(/^ENUM\(.+\)/, this.pgEnumName(tableName, attributeName, { schema: false }));
definition += ` USING (${this.quoteIdentifier(attributeName)}::${this.pgEnumName(tableName, attributeName)})`;
}
if (definition.match(/UNIQUE;*$/)) {
definition = definition.replace(/UNIQUE;*$/, "");
attrSql += query(`ADD UNIQUE (${this.quoteIdentifier(attributeName)})`).replace("ALTER COLUMN", "");
}
if (definition.includes("REFERENCES")) {
definition = definition.replace(/.+?(?=REFERENCES)/, "");
attrSql += query(`ADD FOREIGN KEY (${this.quoteIdentifier(attributeName)}) ${definition}`).replace("ALTER COLUMN", "");
} else {
attrSql += query(`${this.quoteIdentifier(attributeName)} TYPE ${definition}`);
}
sql.push(attrSql);
}
return sql.join("");
}
renameColumnQuery(tableName, attrBefore, attributes) {
const attrString = [];
for (const attributeName in attributes) {
attrString.push(`${this.quoteIdentifier(attrBefore)} TO ${this.quoteIdentifier(attributeName)}`);
}
return `ALTER TABLE ${this.quoteTable(tableName)} RENAME COLUMN ${attrString.join(", ")};`;
}
fn(fnName, tableName, parameters, body, returns, language) {
fnName = fnName || "testfunc";
language = language || "plpgsql";
returns = returns ? `RETURNS ${returns}` : "";
parameters = parameters || "";
return `CREATE OR REPLACE FUNCTION pg_temp.${fnName}(${parameters}) ${returns} AS $func$ BEGIN ${body} END; $func$ LANGUAGE ${language}; SELECT * FROM pg_temp.${fnName}();`;
}
truncateTableQuery(tableName, options = {}) {
return [
`TRUNCATE ${this.quoteTable(tableName)}`,
options.restartIdentity ? " RESTART IDENTITY" : "",
options.cascade ? " CASCADE" : ""
].join("");
}
deleteQuery(tableName, where, options = {}, model) {
const table = this.quoteTable(tableName);
let whereClause = this.getWhereConditions(where, null, model, options);
const limit = options.limit ? ` LIMIT ${this.escape(options.limit)}` : "";
let primaryKeys = "";
let primaryKeysSelection = "";
if (whereClause) {
whereClause = ` WHERE ${whereClause}`;
}
if (options.limit) {
if (!model) {
throw new Error("Cannot LIMIT delete without a model.");
}
const pks = Object.values(model.primaryKeys).map((pk) => this.quoteIdentifier(pk.field)).join(",");
primaryKeys = model.primaryKeyAttributes.length > 1 ? `(${pks})` : pks;
primaryKeysSelection = pks;
return `DELETE FROM ${table} WHERE ${primaryKeys} IN (SELECT ${primaryKeysSelection} FROM ${table}${whereClause}${limit})`;
}
return `DELETE FROM ${table}${whereClause}`;
}
showIndexesQuery(tableName) {
let schemaJoin = "";
let schemaWhere = "";
if (typeof tableName !== "string") {
schemaJoin = ", pg_namespace s";
schemaWhere = ` AND s.oid = t.relnamespace AND s.nspname = '${tableName.schema}'`;
tableName = tableName.tableName;
}
return `SELECT i.relname AS name, ix.indisprimary AS primary, ix.indisunique AS unique, ix.indkey AS indkey, array_agg(a.attnum) as column_indexes, array_agg(a.attname) AS column_names, pg_get_indexdef(ix.indexrelid) AS definition FROM pg_class t, pg_class i, pg_index ix, pg_attribute a${schemaJoin} WHERE t.oid = ix.indrelid AND i.oid = ix.indexrelid AND a.attrelid = t.oid AND t.relkind = 'r' and t.relname = '${tableName}'${schemaWhere} GROUP BY i.relname, ix.indexrelid, ix.indisprimary, ix.indisunique, ix.indkey ORDER BY i.relname;`;
}
showConstraintsQuery(tableName) {
return [
'SELECT constraint_catalog AS "constraintCatalog",',
'constraint_schema AS "constraintSchema",',
'constraint_name AS "constraintName",',
'table_catalog AS "tableCatalog",',
'table_schema AS "tableSchema",',
'table_name AS "tableName",',
'constraint_type AS "constraintType",',
'is_deferrable AS "isDeferrable",',
'initially_deferred AS "initiallyDeferred"',
"from INFORMATION_SCHEMA.table_constraints",
`WHERE table_name='${tableName}';`
].join(" ");
}
removeIndexQuery(tableName, indexNameOrAttributes, options) {
let indexName = indexNameOrAttributes;
if (typeof indexName !== "string") {
indexName = Utils.underscore(`${tableName}_${indexNameOrAttributes.join("_")}`);
}
return [
"DROP INDEX",
options && options.concurrently && "CONCURRENTLY",
`IF EXISTS ${this.quoteIdentifiers(indexName)}`
].filter(Boolean).join(" ");
}
addLimitAndOffset(options) {
let fragment = "";
if (options.limit != null) {
fragment += " LIMIT " + this.escape(options.limit);
}
if (options.offset != null) {
fragment += " OFFSET " + this.escape(options.offset);
}
return fragment;
}
attributeToSQL(attribute, options) {
if (!_.isPlainObject(attribute)) {
attribute = {
type: attribute
};
}
let type;
if (attribute.type instanceof DataTypes.ENUM || attribute.type instanceof DataTypes.ARRAY && attribute.type.type instanceof DataTypes.ENUM) {
const enumType = attribute.type.type || attribute.type;
let values = attribute.values;
if (enumType.values && !attribute.values) {
values = enumType.values;
}
if (Array.isArray(values) && values.length > 0) {
type = `ENUM(${values.map((value) => this.escape(value)).join(", ")})`;
if (attribute.type instanceof DataTypes.ARRAY) {
type += "[]";
}
} else {
throw new Error("Values for ENUM haven't been defined.");
}
}
if (!type) {
type = attribute.type;
}
let sql = type.toString();
if (Object.prototype.hasOwnProperty.call(attribute, "allowNull") && !attribute.allowNull) {
sql += " NOT NULL";
}
if (attribute.autoIncrement) {
if (attribute.autoIncrementIdentity) {
sql += " GENERATED BY DEFAULT AS IDENTITY";
} else {
sql += " SERIAL";
}
}
if (Utils.defaultValueSchemable(attribute.defaultValue)) {
sql += ` DEFAULT ${this.escape(attribute.defaultValue, attribute)}`;
}
if (attribute.unique === true) {
sql += " UNIQUE";
}
if (attribute.primaryKey) {
sql += " PRIMARY KEY";
}
if (attribute.references) {
let referencesTable = this.quoteTable(attribute.references.model);
let schema;
if (options.schema) {
schema = options.schema;
} else if ((!attribute.references.model || typeof attribute.references.model == "string") && options.table && options.table.schema) {
schema = options.table.schema;
}
if (schema) {
referencesTable = this.quoteTable(this.addSchema({
tableName: referencesTable,
_schema: schema
}));
}
let referencesKey;
if (!options.withoutForeignKeyConstraints) {
if (attribute.references.key) {
referencesKey = this.quoteIdentifiers(attribute.references.key);
} else {
referencesKey = this.quoteIdentifier("id");
}
sql += ` REFERENCES ${referencesTable} (${referencesKey})`;
if (attribute.onDelete) {
sql += ` ON DELETE ${attribute.onDelete.toUpperCase()}`;
}
if (attribute.onUpdate) {
sql += ` ON UPDATE ${attribute.onUpdate.toUpperCase()}`;
}
if (attribute.references.deferrable) {
sql += ` ${attribute.references.deferrable.toString(this)}`;
}
}
}
if (attribute.comment && typeof attribute.comment === "string") {
if (options && ["addColumn", "changeColumn"].includes(options.context)) {
const quotedAttr = this.quoteIdentifier(options.key);
const escapedCommentText = this.escape(attribute.comment);
sql += `; COMMENT ON COLUMN ${this.quoteTable(options.table)}.${quotedAttr} IS ${escapedCommentText}`;
} else {
sql += ` COMMENT ${attribute.comment}`;
}
}
return sql;
}
deferConstraintsQuery(options) {
return options.deferrable.toString(this);
}
setConstraintQuery(columns, type) {
let columnFragment = "ALL";
if (columns) {
columnFragment = columns.map((column) => this.quoteIdentifier(column)).join(", ");
}
return `SET CONSTRAINTS ${columnFragment} ${type}`;
}
setDeferredQuery(columns) {
return this.setConstraintQuery(columns, "DEFERRED");
}
setImmediateQuery(columns) {
return this.setConstraintQuery(columns, "IMMEDIATE");
}
attributesToSQL(attributes, options) {
const result = {};
for (const key in attributes) {
const attribute = attributes[key];
result[attribute.field || key] = this.attributeToSQL(attribute, __spreadValues({ key }, options));
}
return result;
}
createTrigger(tableName, triggerName, eventType, fireOnSpec, functionName, functionParams, optionsArray) {
const decodedEventType = this.decodeTriggerEventType(eventType);
const eventSpec = this.expandTriggerEventSpec(fireOnSpec);
const expandedOptions = this.expandOptions(optionsArray);
const paramList = this._expandFunctionParamList(functionParams);
return `CREATE ${this.triggerEventTypeIsConstraint(eventType)}TRIGGER ${this.quoteIdentifier(triggerName)} ${decodedEventType} ${eventSpec} ON ${this.quoteTable(tableName)}${expandedOptions ? ` ${expandedOptions}` : ""} EXECUTE PROCEDURE ${functionName}(${paramList});`;
}
dropTrigger(tableName, triggerName) {
return `DROP TRIGGER ${this.quoteIdentifier(triggerName)} ON ${this.quoteTable(tableName)} RESTRICT;`;
}
renameTrigger(tableName, oldTriggerName, newTriggerName) {
return `ALTER TRIGGER ${this.quoteIdentifier(oldTriggerName)} ON ${this.quoteTable(tableName)} RENAME TO ${this.quoteIdentifier(newTriggerName)};`;
}
createFunction(functionName, params, returnType, language, body, optionsArray, options) {
if (!functionName || !returnType || !language || !body)
throw new Error("createFunction missing some parameters. Did you pass functionName, returnType, language and body?");
const paramList = this._expandFunctionParamList(params);
const variableList = options && options.variables ? this._expandFunctionVariableList(options.variables) : "";
const expandedOptionsArray = this.expandOptions(optionsArray);
const statement = options && options.force ? "CREATE OR REPLACE FUNCTION" : "CREATE FUNCTION";
return `${statement} ${functionName}(${paramList}) RETURNS ${returnType} AS $func$ ${variableList} BEGIN ${body} END; $func$ language '${language}'${expandedOptionsArray};`;
}
dropFunction(functionName, params) {
if (!functionName)
throw new Error("requires functionName");
const paramList = this._expandFunctionParamList(params);
return `DROP FUNCTION ${functionName}(${paramList}) RESTRICT;`;
}
renameFunction(oldFunctionName, params, newFunctionName) {
const paramList = this._expandFunctionParamList(params);
return `ALTER FUNCTION ${oldFunctionName}(${paramList}) RENAME TO ${newFunctionName};`;
}
pgEscapeAndQuote(val) {
return this.quoteIdentifier(Utils.removeTicks(this.escape(val), "'"));
}
_expandFunctionParamList(params) {
if (params === void 0 || !Array.isArray(params)) {
throw new Error("_expandFunctionParamList: function parameters array required, including an empty one for no arguments");
}
const paramList = [];
params.forEach((curParam) => {
const paramDef = [];
if (curParam.type) {
if (curParam.direction) {
paramDef.push(curParam.direction);
}
if (curParam.name) {
paramDef.push(curParam.name);
}
paramDef.push(curParam.type);
} else {
throw new Error("function or trigger used with a parameter without any type");
}
const joined = paramDef.join(" ");
if (joined)
paramList.push(joined);
});
return paramList.join(", ");
}
_expandFunctionVariableList(variables) {
if (!Array.isArray(variables)) {
throw new Error("_expandFunctionVariableList: function variables must be an array");
}
const variableDefinitions = [];
variables.forEach((variable) => {
if (!variable.name || !variable.type) {
throw new Error("function variable must have a name and type");
}
let variableDefinition = `DECLARE ${variable.name} ${variable.type}`;
if (variable.default) {
variableDefinition += ` := ${variable.default}`;
}
variableDefinition += ";";
variableDefinitions.push(variableDefinition);
});
return variableDefinitions.join(" ");
}
expandOptions(options) {
return options === void 0 || _.isEmpty(options) ? "" : options.join(" ");
}
decodeTriggerEventType(eventSpecifier) {
const EVENT_DECODER = {
"after": "AFTER",
"before": "BEFORE",
"instead_of": "INSTEAD OF",
"after_constraint": "AFTER"
};
if (!EVENT_DECODER[eventSpecifier]) {
throw new Error(`Invalid trigger event specified: ${eventSpecifier}`);
}
return EVENT_DECODER[eventSpecifier];
}
triggerEventTypeIsConstraint(eventSpecifier) {
return eventSpecifier === "after_constraint" ? "CONSTRAINT " : "";
}
expandTriggerEventSpec(fireOnSpec) {
if (_.isEmpty(fireOnSpec)) {
throw new Error("no table change events specified to trigger on");
}
return _.map(fireOnSpec, (fireValue, fireKey) => {
const EVENT_MAP = {
"insert": "INSERT",
"update": "UPDATE",
"delete": "DELETE",
"truncate": "TRUNCATE"
};
if (!EVENT_MAP[fireValue]) {
throw new Error(`parseTriggerEventSpec: undefined trigger event ${fireKey}`);
}
let eventSpec = EVENT_MAP[fireValue];
if (eventSpec === "UPDATE") {
if (Array.isArray(fireValue) && fireValue.length > 0) {
eventSpec += ` OF ${fireValue.join(", ")}`;
}
}
return eventSpec;
}).join(" OR ");
}
pgEnumName(tableName, attr, options) {
options = options || {};
const tableDetails = this.extractTableDetails(tableName, options);
let enumName = Utils.addTicks(Utils.generateEnumName(tableDetails.tableName, attr), '"');
if (options.schema !== false && tableDetails.schema) {
enumName = this.quoteIdentifier(tableDetails.schema) + tableDetails.delimiter + enumName;
}
return enumName;
}
pgListEnums(tableName, attrName, options) {
let enumName = "";
const tableDetails = this.extractTableDetails(tableName, options);
if (tableDetails.tableName && attrName) {
enumName = ` AND t.typname=${this.pgEnumName(tableDetails.tableName, attrName, { schema: false }).replace(/"/g, "'")}`;
}
return `SELECT t.typname enum_name, array_agg(e.enumlabel ORDER BY enumsortorder) enum_value FROM pg_type t JOIN pg_enum e ON t.oid = e.enumtypid JOIN pg_catalog.pg_namespace n ON n.oid = t.typnamespace WHERE n.nspname = '${tableDetails.schema}'${enumName} GROUP BY 1`;
}
pgEnum(tableName, attr, dataType, options) {
const enumName = this.pgEnumName(tableName, attr, options);
let values;
if (dataType.values) {
values = `ENUM(${dataType.values.map((value) => this.escape(value)).join(", ")})`;
} else {
values = dataType.toString().match(/^ENUM\(.+\)/)[0];
}
let sql = `DO ${this.escape(`BEGIN CREATE TYPE ${enumName} AS ${values}; EXCEPTION WHEN duplicate_object THEN null; END`)};`;
if (!!options && options.force === true) {
sql = this.pgEnumDrop(tableName, attr) + sql;
}
return sql;
}
pgEnumAdd(tableName, attr, value, options) {
const enumName = this.pgEnumName(tableName, attr);
let sql = `ALTER TYPE ${enumName} ADD VALUE `;
if (semver.gte(this.sequelize.options.databaseVersion, "9.3.0")) {
sql += "IF NOT EXISTS ";
}
sql += this.escape(value);
if (options.before) {
sql += ` BEFORE ${this.escape(options.before)}`;
} else if (options.after) {
sql += ` AFTER ${this.escape(options.after)}`;
}
return sql;
}
pgEnumDrop(tableName, attr, enumName) {
enumName = enumName || this.pgEnumName(tableName, attr);
return `DROP TYPE IF EXISTS ${enumName}; `;
}
fromArray(text) {
text = text.replace(/^{/, "").replace(/}$/, "");
let matches = text.match(/("(?:\\.|[^"\\\\])*"|[^,]*)(?:\s*,\s*|\s*$)/ig);
if (matches.length < 1) {
return [];
}
matches = matches.map((m) => m.replace(/",$/, "").replace(/,$/, "").replace(/(^"|"$)/g, ""));
return matches.slice(0, -1);
}
dataTypeMapping(tableName, attr, dataType) {
if (dataType.includes("PRIMARY KEY")) {
dataType = dataType.replace("PRIMARY KEY", "");
}
if (dataType.includes("SERIAL")) {
if (dataType.includes("BIGINT")) {
dataType = dataType.replace("SERIAL", "BIGSERIAL");
dataType = dataType.replace("BIGINT", "");
} else if (dataType.includes("SMALLINT")) {
dataType = dataType.replace("SERIAL", "SMALLSERIAL");
dataType = dataType.replace("SMALLINT", "");
} else {
dataType = dataType.replace("INTEGER", "");
}
dataType = dataType.replace("NOT NULL", "");
}
if (dataType.startsWith("ENUM(")) {
dataType = dataType.replace(/^ENUM\(.+\)/, this.pgEnumName(tableName, attr));
}
return dataType;
}
getForeignKeysQuery(tableName) {
return `SELECT conname as constraint_name, pg_catalog.pg_get_constraintdef(r.oid, true) as condef FROM pg_catalog.pg_constraint r WHERE r.conrelid = (SELECT oid FROM pg_class WHERE relname = '${tableName}' LIMIT 1) AND r.contype = 'f' ORDER BY 1;`;
}
_getForeignKeyReferencesQueryPrefix() {
return "SELECT DISTINCT tc.constraint_name as constraint_name, tc.constraint_schema as constraint_schema, tc.constraint_catalog as constraint_catalog, tc.table_name as table_name,tc.table_schema as table_schema,tc.table_catalog as table_catalog,tc.initially_deferred as initially_deferred,tc.is_deferrable as is_deferrable,kcu.column_name as column_name,ccu.table_schema AS referenced_table_schema,ccu.table_catalog AS referenced_table_catalog,ccu.table_name AS referenced_table_name,ccu.column_name AS referenced_column_name FROM information_schema.table_constraints AS tc JOIN information_schema.key_column_usage AS kcu ON tc.constraint_name = kcu.constraint_name JOIN information_schema.constraint_column_usage AS ccu ON ccu.constraint_name = tc.constraint_name ";
}
getForeignKeyReferencesQuery(tableName, catalogName, schemaName) {
return `${this._getForeignKeyReferencesQueryPrefix()}WHERE constraint_type = 'FOREIGN KEY' AND tc.table_name = '${tableName}'${catalogName ? ` AND tc.table_catalog = '${catalogName}'` : ""}${schemaName ? ` AND tc.table_schema = '${schemaName}'` : ""}`;
}
getForeignKeyReferenceQuery(table, columnName) {
const tableName = table.tableName || table;
const schema = table.schema;
return `${this._getForeignKeyReferencesQueryPrefix()}WHERE constraint_type = 'FOREIGN KEY' AND tc.table_name='${tableName}' AND kcu.column_name = '${columnName}'${schema ? ` AND tc.table_schema = '${schema}'` : ""}`;
}
dropForeignKeyQuery(tableName, foreignKey) {
return `ALTER TABLE ${this.quoteTable(tableName)} DROP CONSTRAINT ${this.quoteIdentifier(foreignKey)};`;
}
quoteIdentifier(identifier, force) {
const optForceQuote = force || false;
const optQuoteIdentifiers = this.options.quoteIdentifiers !== false;
const rawIdentifier = Utils.removeTicks(identifier, '"');
if (optForceQuote === true || optQuoteIdentifiers !== false || identifier.includes(".") || identifier.includes("->") || POSTGRES_RESERVED_WORDS.includes(rawIdentifier.toLowerCase())) {
return Utils.addTicks(rawIdentifier, '"');
}
return rawIdentifier;
}
}
module.exports = PostgresQueryGenerator;
//# sourceMappingURL=query-generator.js.map
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