OpenDroneMap-NodeODM/libs/odmRunner.js

81 wiersze
2.3 KiB
JavaScript

/*
Node-OpenDroneMap Node.js App and REST API to access OpenDroneMap.
Copyright (C) 2016 Node-OpenDroneMap Contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
"use strict";
let assert = require('assert');
let spawn = require('child_process').spawn;
let config = require('../config.js');
let logger = require('./logger');
module.exports = {
run: function(options, done, outputReceived){
assert(options["project-path"] !== undefined, "project-path must be defined");
let command = [`${config.odm_path}/run.py`];
for (var name in options){
let value = options[name];
// Skip false booleans
if (value === false) continue;
command.push("--" + name);
// We don't specify "--time true" (just "--time")
if (typeof value !== 'boolean'){
command.push(value);
}
}
logger.info(`About to run: python ${command.join(" ")}`);
// Launch
let childProcess = spawn("python", command, {cwd: config.odm_path});
childProcess
.on('exit', (code, signal) => done(null, code, signal))
.on('error', done);
childProcess.stdout.on('data', chunk => outputReceived(chunk.toString()));
childProcess.stderr.on('data', chunk => outputReceived(chunk.toString()));
return childProcess;
},
getJsonOptions: function(done){
// Launch
let childProcess = spawn("python", [`${__dirname}/../helpers/odmOptionsToJson.py`,
"--project-path", config.odm_path]);
let output = [];
childProcess
.on('exit', (code, signal) => {
try{
let json = JSON.parse(output.join(""));
done(null, json);
}catch(err){
done(err);
}
})
.on('error', done);
let processOutput = chunk => output.push(chunk.toString());
childProcess.stdout.on('data', processOutput);
childProcess.stderr.on('data', processOutput);
}
};