kopia lustrzana https://github.com/OpenDroneMap/NodeODM
128 wiersze
3.7 KiB
JavaScript
128 wiersze
3.7 KiB
JavaScript
/*
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Node-OpenDroneMap Node.js App and REST API to access OpenDroneMap.
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Copyright (C) 2016 Node-OpenDroneMap Contributors
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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"use strict";
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let fs = require('fs');
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let path = require('path');
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let assert = require('assert');
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let spawn = require('child_process').spawn;
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let config = require('../config.js');
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let logger = require('./logger');
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module.exports = {
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run: function(options, projectName, done, outputReceived){
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assert(projectName !== undefined, "projectName must be specified");
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assert(options["project-path"] !== undefined, "project-path must be defined");
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let command = [path.join(config.odm_path, "run.py")];
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for (var name in options){
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let value = options[name];
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// Skip false booleans
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if (value === false) continue;
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command.push("--" + name);
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// We don't specify "--time true" (just "--time")
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if (typeof value !== 'boolean'){
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command.push(value);
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}
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}
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command.push(projectName);
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logger.info(`About to run: python ${command.join(" ")}`);
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if (config.test){
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logger.info("Test mode is on, command will not execute");
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let outputTestFile = path.join("..", "tests", "odm_output.txt");
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fs.readFile(path.resolve(__dirname, outputTestFile), 'utf8', (err, text) => {
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if (!err){
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let lines = text.split("\n");
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lines.forEach(line => outputReceived(line));
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done(null, 0, null);
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}else{
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logger.warn(`Error: ${err.message}`);
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done(err);
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}
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});
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return; // Skip rest
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}
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// Launch
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let childProcess = spawn("python", command, {cwd: config.odm_path});
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childProcess
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.on('exit', (code, signal) => done(null, code, signal))
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.on('error', done);
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childProcess.stdout.on('data', chunk => outputReceived(chunk.toString()));
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childProcess.stderr.on('data', chunk => outputReceived(chunk.toString()));
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return childProcess;
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},
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getJsonOptions: function(done){
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// In test mode, we don't call ODM,
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// instead we return a mock
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if (config.test){
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let optionsTestFile = path.join("..", "tests", "odm_options.json");
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fs.readFile(path.resolve(__dirname, optionsTestFile), 'utf8', (err, json) => {
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if (!err){
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try{
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let options = JSON.parse(json);
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done(null, options);
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}catch(e){
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logger.warn(`Invalid test options ${optionsTestFile}: ${err.message}`);
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done(e);
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}
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}else{
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logger.warn(`Error: ${err.message}`);
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done(err);
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}
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});
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return; // Skip rest
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}
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// Launch
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let childProcess = spawn("python", [path.join(__dirname, "..", "helpers", "odmOptionsToJson.py"),
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"--project-path", config.odm_path, "bogusname"]);
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let output = [];
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childProcess
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.on('exit', (code, signal) => {
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try{
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let json = JSON.parse(output.join(""));
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done(null, json);
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}catch(err){
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done(new Error(`Could not load list of options from OpenDroneMap. Is OpenDroneMap installed in ${config.odm_path}? Make sure that OpenDroneMap is installed and that --odm_path is set properly: ${err.message}`));
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}
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})
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.on('error', done);
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let processOutput = chunk => output.push(chunk.toString());
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childProcess.stdout.on('data', processOutput);
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childProcess.stderr.on('data', processOutput);
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}
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};
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