Sun calculation js library which is fully based on formula from http://aa.quae.nl/en/reken/zonpositie.html
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60 lines
2.1 KiB
60 lines
2.1 KiB
#!/usr/bin/env node
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"use strict";
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var childProcess = require("child_process");
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function opener(args, options, callback) {
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// http://stackoverflow.com/q/1480971/3191, but see below for Windows.
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var command = process.platform === "win32" ? "cmd" :
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process.platform === "darwin" ? "open" :
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"xdg-open";
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if (typeof args === "string") {
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args = [args];
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}
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if (typeof options === "function") {
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callback = options;
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options = {};
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}
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if (options && typeof options === "object" && options.command) {
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if (process.platform === "win32") {
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// *always* use cmd on windows
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args = [options.command].concat(args);
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} else {
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command = options.command;
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}
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}
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if (process.platform === "win32") {
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// On Windows, we really want to use the "start" command. But, the rules regarding arguments with spaces, and
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// escaping them with quotes, can get really arcane. So the easiest way to deal with this is to pass off the
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// responsibility to "cmd /c", which has that logic built in.
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//
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// Furthermore, if "cmd /c" double-quoted the first parameter, then "start" will interpret it as a window title,
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// so we need to add a dummy empty-string window title: http://stackoverflow.com/a/154090/3191
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//
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// Additionally, on Windows ampersand needs to be escaped when passed to "start"
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args = args.map(function(value) {
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return value.replace(/&/g, '^&');
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});
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args = ["/c", "start", '""'].concat(args);
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}
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return childProcess.execFile(command, args, options, callback);
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}
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// Export `opener` for programmatic access.
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// You might use this to e.g. open a website: `opener("http://google.com")`
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module.exports = opener;
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// If we're being called from the command line, just execute, using the command-line arguments.
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if (require.main && require.main.id === module.id) {
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opener(process.argv.slice(2), function (error) {
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if (error) {
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throw error;
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}
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});
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}
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