| 1 | var npm, pkg, unlessGloballyInstalled;
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| 2 |
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| 3 | npm = require("npm");
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| 4 |
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| 5 | pkg = process.env.npm_package_name;
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| 6 |
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| 7 | if (!pkg) {
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| 8 | console.error("Must use via package.json's scripts.install - defaults to name.");
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| 9 | process.exit(1);
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| 10 | }
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| 11 |
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| 12 | unlessGloballyInstalled = function(pkg, cb) {
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| 13 | return npm.load(function(err, npm) {
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| 14 | if (err != null) {
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| 15 | console.error(err);
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| 16 | }
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| 17 | npm.config.set("global", true);
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| 18 | npm.config.set("json", true);
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| 19 | npm.config.set("depth", 0);
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| 20 | return npm.commands.ls([pkg], true, function(err, data, lite) {
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| 21 | if (err != null) {
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| 22 | console.error(err);
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| 23 | }
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| 24 | if (Object.keys(lite).length === 0) {
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| 25 | return cb(npm);
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| 26 | }
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| 27 | });
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| 28 | });
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| 29 | };
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| 30 |
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| 31 | unlessGloballyInstalled(pkg, function(npm) {
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| 32 | console.log("Package " + pkg + " insists to be globally installed, please wait...");
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| 33 | npm.config.set("global", true);
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| 34 | npm.config.set("json", false);
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| 35 | return npm.commands.install([pkg], function(err, data, lite) {
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| 36 | if (err != null) {
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| 37 | console.error(err);
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| 38 | }
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| 39 | return console.log();
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| 40 | });
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| 41 | });
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