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55 lines
2.1 KiB
JavaScript
55 lines
2.1 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.EvalOperation = void 0;
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const bson_1 = require("../bson");
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const error_1 = require("../error");
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const read_preference_1 = require("../read_preference");
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const command_1 = require("./command");
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/** @internal */
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class EvalOperation extends command_1.CommandOperation {
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constructor(db, code, parameters, options) {
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super(db, options);
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this.options = options ?? {};
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this.code = code;
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this.parameters = parameters;
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// force primary read preference
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Object.defineProperty(this, 'readPreference', {
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value: read_preference_1.ReadPreference.primary,
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configurable: false,
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writable: false
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});
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}
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execute(server, session, callback) {
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let finalCode = this.code;
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let finalParameters = [];
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// If not a code object translate to one
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if (!(finalCode && finalCode._bsontype === 'Code')) {
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finalCode = new bson_1.Code(finalCode);
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}
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// Ensure the parameters are correct
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if (this.parameters != null && typeof this.parameters !== 'function') {
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finalParameters = Array.isArray(this.parameters) ? this.parameters : [this.parameters];
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}
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// Create execution selector
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const cmd = { $eval: finalCode, args: finalParameters };
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// Check if the nolock parameter is passed in
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if (this.options.nolock) {
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cmd.nolock = this.options.nolock;
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}
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// Execute the command
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super.executeCommand(server, session, cmd, (err, result) => {
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if (err)
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return callback(err);
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if (result && result.ok === 1) {
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return callback(undefined, result.retval);
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}
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if (result) {
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callback(new error_1.MongoServerError({ message: `eval failed: ${result.errmsg}` }));
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return;
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}
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callback(err, result);
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});
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}
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}
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exports.EvalOperation = EvalOperation;
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//# sourceMappingURL=eval.js.map
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