First separation commit.

Added LICENSE, README.md, CONTRIBUTORS.md

src/bower_components/emby-webcomponents/packagemanager.js

@@ -0,0 +1,74 @@
+define(["appSettings", "pluginManager"], function(appSettings, pluginManager) {
+    "use strict";
+
+    function addPackage(packageManager, pkg) {
+        packageManager.packagesList = packageManager.packagesList.filter(function(p) {
+            return p.name !== pkg.name
+        }), packageManager.packagesList.push(pkg)
+    }
+
+    function removeUrl(url) {
+        var manifestUrls = JSON.parse(appSettings.get(settingsKey) || "[]");
+        manifestUrls = manifestUrls.filter(function(i) {
+            return i !== url
+        }), appSettings.set(settingsKey, JSON.stringify(manifestUrls))
+    }
+
+    function loadPackage(packageManager, url, throwError) {
+        return new Promise(function(resolve, reject) {
+            var xhr = new XMLHttpRequest,
+                originalUrl = url;
+            url += -1 === url.indexOf("?") ? "?" : "&", url += "t=" + (new Date).getTime(), xhr.open("GET", url, !0);
+            var onError = function() {
+                !0 === throwError ? reject() : (removeUrl(originalUrl), resolve())
+            };
+            xhr.onload = function(e) {
+                if (this.status < 400) {
+                    var pkg = JSON.parse(this.response);
+                    pkg.url = originalUrl, addPackage(packageManager, pkg);
+                    var plugins = pkg.plugins || [];
+                    pkg.plugin && plugins.push(pkg.plugin);
+                    var promises = plugins.map(function(pluginUrl) {
+                        return pluginManager.loadPlugin(packageManager.mapPath(pkg, pluginUrl))
+                    });
+                    Promise.all(promises).then(resolve, resolve)
+                } else onError()
+            }, xhr.onerror = onError, xhr.send()
+        })
+    }
+
+    function PackageManager() {
+        this.packagesList = []
+    }
+    var settingsKey = "installedpackages1";
+    return PackageManager.prototype.init = function() {
+        var manifestUrls = JSON.parse(appSettings.get(settingsKey) || "[]"),
+            instance = this;
+        return Promise.all(manifestUrls.map(function(u) {
+            return loadPackage(instance, u)
+        })).then(function() {
+            return Promise.resolve()
+        }, function() {
+            return Promise.resolve()
+        })
+    }, PackageManager.prototype.packages = function() {
+        return this.packagesList.slice(0)
+    }, PackageManager.prototype.install = function(url) {
+        return loadPackage(this, url, !0).then(function(pkg) {
+            var manifestUrls = JSON.parse(appSettings.get(settingsKey) || "[]");
+            return -1 === manifestUrls.indexOf(url) && (manifestUrls.push(url), appSettings.set(settingsKey, JSON.stringify(manifestUrls))), pkg
+        })
+    }, PackageManager.prototype.uninstall = function(name) {
+        var pkg = this.packagesList.filter(function(p) {
+            return p.name === name
+        })[0];
+        return pkg && (this.packagesList = this.packagesList.filter(function(p) {
+            return p.name !== name
+        }), removeUrl(pkg.url)), Promise.resolve()
+    }, PackageManager.prototype.mapPath = function(pkg, pluginUrl) {
+        var urlLower = pluginUrl.toLowerCase();
+        if (0 === urlLower.indexOf("http:") || 0 === urlLower.indexOf("https:") || 0 === urlLower.indexOf("file:")) return pluginUrl;
+        var packageUrl = pkg.url;
+        return packageUrl = packageUrl.substring(0, packageUrl.lastIndexOf("/")), packageUrl += "/", packageUrl += pluginUrl
+    }, new PackageManager
+});