Add initial version of dijkstra backend cloudron image

node_modules/knex/lib/dialects/postgres/schema/columncompiler.js

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+// PostgreSQL Column Compiler
+// -------
+
+const inherits = require('inherits');
+const ColumnCompiler = require('../../../schema/columncompiler');
+const { isObject } = require('lodash');
+
+function ColumnCompiler_PG() {
+  ColumnCompiler.apply(this, arguments);
+  this.modifiers = ['nullable', 'defaultTo', 'comment'];
+}
+inherits(ColumnCompiler_PG, ColumnCompiler);
+
+Object.assign(ColumnCompiler_PG.prototype, {
+  // Types
+  // ------
+  bigincrements: 'bigserial primary key',
+  bigint: 'bigint',
+  binary: 'bytea',
+
+  bit(column) {
+    return column.length !== false ? `bit(${column.length})` : 'bit';
+  },
+
+  bool: 'boolean',
+
+  // Create the column definition for an enum type.
+  // Using method "2" here: http://stackoverflow.com/a/10984951/525714
+  enu(allowed, options) {
+    options = options || {};
+
+    const values =
+      options.useNative && options.existingType
+        ? undefined
+        : allowed.join("', '");
+
+    if (options.useNative) {
+      let enumName = '';
+      const schemaName = options.schemaName || this.tableCompiler.schemaNameRaw;
+
+      if (schemaName) {
+        enumName += `"${schemaName}".`;
+      }
+
+      enumName += `"${options.enumName}"`;
+
+      if (!options.existingType) {
+        this.tableCompiler.unshiftQuery(
+          `create type ${enumName} as enum ('${values}')`
+        );
+      }
+
+      return enumName;
+    }
+    return `text check (${this.formatter.wrap(this.args[0])} in ('${values}'))`;
+  },
+
+  double: 'double precision',
+  decimal(precision, scale) {
+    if (precision === null) return 'decimal';
+    return `decimal(${this._num(precision, 8)}, ${this._num(scale, 2)})`;
+  },
+  floating: 'real',
+  increments: 'serial primary key',
+  json(jsonb) {
+    if (jsonb) this.client.logger.deprecate('json(true)', 'jsonb()');
+    return jsonColumn(this.client, jsonb);
+  },
+  jsonb() {
+    return jsonColumn(this.client, true);
+  },
+  smallint: 'smallint',
+  tinyint: 'smallint',
+  datetime(withoutTz = false, precision) {
+    let useTz;
+    if (isObject(withoutTz)) {
+      ({ useTz, precision } = withoutTz);
+    } else {
+      useTz = !withoutTz;
+    }
+
+    return `${useTz ? 'timestamptz' : 'timestamp'}${
+      precision ? '(' + precision + ')' : ''
+    }`;
+  },
+  timestamp(withoutTz = false, precision) {
+    let useTz;
+    if (isObject(withoutTz)) {
+      ({ useTz, precision } = withoutTz);
+    } else {
+      useTz = !withoutTz;
+    }
+
+    return `${useTz ? 'timestamptz' : 'timestamp'}${
+      precision ? '(' + precision + ')' : ''
+    }`;
+  },
+  uuid: 'uuid',
+
+  // Modifiers:
+  // ------
+  comment(comment) {
+    const columnName = this.args[0] || this.defaults('columnName');
+
+    this.pushAdditional(function() {
+      this.pushQuery(
+        `comment on column ${this.tableCompiler.tableName()}.` +
+          this.formatter.wrap(columnName) +
+          ' is ' +
+          (comment ? `'${comment}'` : 'NULL')
+      );
+    }, comment);
+  },
+});
+
+function jsonColumn(client, jsonb) {
+  if (!client.version || parseFloat(client.version) >= 9.2)
+    return jsonb ? 'jsonb' : 'json';
+  return 'text';
+}
+
+module.exports = ColumnCompiler_PG;

node_modules/knex/lib/dialects/postgres/schema/compiler.js

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+// PostgreSQL Schema Compiler
+// -------
+
+const inherits = require('inherits');
+const SchemaCompiler = require('../../../schema/compiler');
+
+function SchemaCompiler_PG() {
+  SchemaCompiler.apply(this, arguments);
+}
+inherits(SchemaCompiler_PG, SchemaCompiler);
+
+// Check whether the current table
+SchemaCompiler_PG.prototype.hasTable = function(tableName) {
+  let sql = 'select * from information_schema.tables where table_name = ?';
+  const bindings = [tableName];
+
+  if (this.schema) {
+    sql += ' and table_schema = ?';
+    bindings.push(this.schema);
+  } else {
+    sql += ' and table_schema = current_schema()';
+  }
+
+  this.pushQuery({
+    sql,
+    bindings,
+    output(resp) {
+      return resp.rows.length > 0;
+    },
+  });
+};
+
+// Compile the query to determine if a column exists in a table.
+SchemaCompiler_PG.prototype.hasColumn = function(tableName, columnName) {
+  let sql =
+    'select * from information_schema.columns where table_name = ? and column_name = ?';
+  const bindings = [tableName, columnName];
+
+  if (this.schema) {
+    sql += ' and table_schema = ?';
+    bindings.push(this.schema);
+  } else {
+    sql += ' and table_schema = current_schema()';
+  }
+
+  this.pushQuery({
+    sql,
+    bindings,
+    output(resp) {
+      return resp.rows.length > 0;
+    },
+  });
+};
+
+SchemaCompiler_PG.prototype.qualifiedTableName = function(tableName) {
+  const name = this.schema ? `${this.schema}.${tableName}` : tableName;
+  return this.formatter.wrap(name);
+};
+
+// Compile a rename table command.
+SchemaCompiler_PG.prototype.renameTable = function(from, to) {
+  this.pushQuery(
+    `alter table ${this.qualifiedTableName(
+      from
+    )} rename to ${this.formatter.wrap(to)}`
+  );
+};
+
+SchemaCompiler_PG.prototype.createSchema = function(schemaName) {
+  this.pushQuery(`create schema ${this.formatter.wrap(schemaName)}`);
+};
+
+SchemaCompiler_PG.prototype.createSchemaIfNotExists = function(schemaName) {
+  this.pushQuery(
+    `create schema if not exists ${this.formatter.wrap(schemaName)}`
+  );
+};
+
+SchemaCompiler_PG.prototype.dropSchema = function(schemaName) {
+  this.pushQuery(`drop schema ${this.formatter.wrap(schemaName)}`);
+};
+
+SchemaCompiler_PG.prototype.dropSchemaIfExists = function(schemaName) {
+  this.pushQuery(`drop schema if exists ${this.formatter.wrap(schemaName)}`);
+};
+
+SchemaCompiler_PG.prototype.dropExtension = function(extensionName) {
+  this.pushQuery(`drop extension ${this.formatter.wrap(extensionName)}`);
+};
+
+SchemaCompiler_PG.prototype.dropExtensionIfExists = function(extensionName) {
+  this.pushQuery(
+    `drop extension if exists ${this.formatter.wrap(extensionName)}`
+  );
+};
+
+SchemaCompiler_PG.prototype.createExtension = function(extensionName) {
+  this.pushQuery(`create extension ${this.formatter.wrap(extensionName)}`);
+};
+
+SchemaCompiler_PG.prototype.createExtensionIfNotExists = function(
+  extensionName
+) {
+  this.pushQuery(
+    `create extension if not exists ${this.formatter.wrap(extensionName)}`
+  );
+};
+
+module.exports = SchemaCompiler_PG;

node_modules/knex/lib/dialects/postgres/schema/tablecompiler.js

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+/* eslint max-len: 0 */
+
+// PostgreSQL Table Builder & Compiler
+// -------
+
+const inherits = require('inherits');
+const TableCompiler = require('../../../schema/tablecompiler');
+
+const { has } = require('lodash');
+
+function TableCompiler_PG() {
+  TableCompiler.apply(this, arguments);
+}
+inherits(TableCompiler_PG, TableCompiler);
+
+// Compile a rename column command.
+TableCompiler_PG.prototype.renameColumn = function(from, to) {
+  return this.pushQuery({
+    sql: `alter table ${this.tableName()} rename ${this.formatter.wrap(
+      from
+    )} to ${this.formatter.wrap(to)}`,
+  });
+};
+
+TableCompiler_PG.prototype.compileAdd = function(builder) {
+  const table = this.formatter.wrap(builder);
+  const columns = this.prefixArray('add column', this.getColumns(builder));
+  return this.pushQuery({
+    sql: `alter table ${table} ${columns.join(', ')}`,
+  });
+};
+
+// Adds the "create" query to the query sequence.
+TableCompiler_PG.prototype.createQuery = function(columns, ifNot) {
+  const createStatement = ifNot
+    ? 'create table if not exists '
+    : 'create table ';
+  let sql =
+    createStatement + this.tableName() + ' (' + columns.sql.join(', ') + ')';
+  if (this.single.inherits)
+    sql += ` inherits (${this.formatter.wrap(this.single.inherits)})`;
+  this.pushQuery({
+    sql,
+    bindings: columns.bindings,
+  });
+  const hasComment = has(this.single, 'comment');
+  if (hasComment) this.comment(this.single.comment);
+};
+
+TableCompiler_PG.prototype.addColumns = function(
+  columns,
+  prefix,
+  colCompilers
+) {
+  if (prefix === this.alterColumnsPrefix) {
+    // alter columns
+    for (const col of colCompilers) {
+      const quotedTableName = this.tableName();
+      const type = col.getColumnType();
+      // We'd prefer to call this.formatter.wrapAsIdentifier here instead, however the context passed to
+      // `this` instance is not that of the column, but of the table. Thus, we unfortunately have to call
+      // `wrapIdentifier` here as well (it is already called once on the initial column operation) to give
+      // our `alter` operation the correct `queryContext`. Refer to issue #2606 and PR #2612.
+      const colName = this.client.wrapIdentifier(
+        col.getColumnName(),
+        col.columnBuilder.queryContext()
+      );
+
+      this.pushQuery({
+        sql: `alter table ${quotedTableName} alter column ${colName} drop default`,
+        bindings: [],
+      });
+      this.pushQuery({
+        sql: `alter table ${quotedTableName} alter column ${colName} drop not null`,
+        bindings: [],
+      });
+      this.pushQuery({
+        sql: `alter table ${quotedTableName} alter column ${colName} type ${type} using (${colName}::${type})`,
+        bindings: [],
+      });
+
+      const defaultTo = col.modified['defaultTo'];
+      if (defaultTo) {
+        const modifier = col.defaultTo.apply(col, defaultTo);
+        this.pushQuery({
+          sql: `alter table ${quotedTableName} alter column ${colName} set ${modifier}`,
+          bindings: [],
+        });
+      }
+
+      const nullable = col.modified['nullable'];
+      if (nullable && nullable[0] === false) {
+        this.pushQuery({
+          sql: `alter table ${quotedTableName} alter column ${colName} set not null`,
+          bindings: [],
+        });
+      }
+    }
+  } else {
+    // base class implementation for normal add
+    TableCompiler.prototype.addColumns.call(this, columns, prefix);
+  }
+};
+
+// Compiles the comment on the table.
+TableCompiler_PG.prototype.comment = function(comment) {
+  this.pushQuery(
+    `comment on table ${this.tableName()} is '${this.single.comment}'`
+  );
+};
+
+// Indexes:
+// -------
+
+TableCompiler_PG.prototype.primary = function(columns, constraintName) {
+  constraintName = constraintName
+    ? this.formatter.wrap(constraintName)
+    : this.formatter.wrap(`${this.tableNameRaw}_pkey`);
+  this.pushQuery(
+    `alter table ${this.tableName()} add constraint ${constraintName} primary key (${this.formatter.columnize(
+      columns
+    )})`
+  );
+};
+TableCompiler_PG.prototype.unique = function(columns, indexName) {
+  indexName = indexName
+    ? this.formatter.wrap(indexName)
+    : this._indexCommand('unique', this.tableNameRaw, columns);
+  this.pushQuery(
+    `alter table ${this.tableName()} add constraint ${indexName}` +
+      ' unique (' +
+      this.formatter.columnize(columns) +
+      ')'
+  );
+};
+TableCompiler_PG.prototype.index = function(columns, indexName, indexType) {
+  indexName = indexName
+    ? this.formatter.wrap(indexName)
+    : this._indexCommand('index', this.tableNameRaw, columns);
+  this.pushQuery(
+    `create index ${indexName} on ${this.tableName()}${(indexType &&
+      ` using ${indexType}`) ||
+      ''}` +
+      ' (' +
+      this.formatter.columnize(columns) +
+      ')'
+  );
+};
+TableCompiler_PG.prototype.dropPrimary = function(constraintName) {
+  constraintName = constraintName
+    ? this.formatter.wrap(constraintName)
+    : this.formatter.wrap(this.tableNameRaw + '_pkey');
+  this.pushQuery(
+    `alter table ${this.tableName()} drop constraint ${constraintName}`
+  );
+};
+TableCompiler_PG.prototype.dropIndex = function(columns, indexName) {
+  indexName = indexName
+    ? this.formatter.wrap(indexName)
+    : this._indexCommand('index', this.tableNameRaw, columns);
+  indexName = this.schemaNameRaw
+    ? `${this.formatter.wrap(this.schemaNameRaw)}.${indexName}`
+    : indexName;
+  this.pushQuery(`drop index ${indexName}`);
+};
+TableCompiler_PG.prototype.dropUnique = function(columns, indexName) {
+  indexName = indexName
+    ? this.formatter.wrap(indexName)
+    : this._indexCommand('unique', this.tableNameRaw, columns);
+  this.pushQuery(
+    `alter table ${this.tableName()} drop constraint ${indexName}`
+  );
+};
+TableCompiler_PG.prototype.dropForeign = function(columns, indexName) {
+  indexName = indexName
+    ? this.formatter.wrap(indexName)
+    : this._indexCommand('foreign', this.tableNameRaw, columns);
+  this.pushQuery(
+    `alter table ${this.tableName()} drop constraint ${indexName}`
+  );
+};
+
+module.exports = TableCompiler_PG;