Major refactor of service libs, more tests

lib/services/deezer/index.js

@@ -0,0 +1,107 @@
+"use strict";
+var parse = require('url').parse;
+var request = require('superagent');
+var Q = require('q');
+
+module.exports.id = "deezer";
+
+var apiRoot = "https://api.deezer.com";
+
+module.exports.match = require('./url').match;
+
+module.exports.parseUrl = function(url, next) {
+  var deferred = Q.defer();
+  var matches = parse(url).path.match(/\/(album|track)[\/]+([^\/]+)/);
+
+  if (matches && matches[2]) {
+    module.exports.lookupId(matches[2], matches[1]).then(deferred.resolve);
+  } else {
+    deferred.reject();
+  }
+  return deferred.promise;
+}
+
+module.exports.lookupId = function(id, type) {
+  var deferred = Q.defer();
+  var path = "/" + type + "/" + id;
+
+  request.get(apiRoot + path, function(res) {
+    var result = res.body;
+    if (res.body.error) {
+      var error = new Error("Not Found");
+      error.status = 404;
+      deferred.reject(error);
+      return;
+    }
+    var cover = result.cover || result.album.cover;
+    request.get(cover).redirects(0).end(function(res) {
+      var artwork = res.headers.location.replace("120x120", "200x200");
+      if (type == "album") {
+        deferred.resolve({
+          service: "deezer",
+          type: type,
+          id: result.id,
+          name: result.title,
+          streamUrl: result.link,
+          purchaseUrl: null,
+          artwork: artwork,
+          artist: {
+            name: result.artist.name
+          },
+        });
+      } else if (type == "track") {
+        deferred.resolve({
+          service: "deezer",
+          type: type,
+          id: result.id,
+          name: result.title,
+          streamUrl: result.album.link,
+          purchaseUrl: null,
+          artwork: artwork,
+          artist: {
+            name: result.artist.name
+          },
+          album: {
+            name: result.album.title
+          }
+        });
+      };
+    });
+  });
+  return deferred.promise;
+};
+
+module.exports.search = function(data, next) {
+  var deferred = Q.defer();
+  var query, album;
+  var type = data.type;
+
+  if (type == "album") {
+    query = data.artist.name + " " + data.name;
+    album = data.name;
+  } else if (type == "track") {
+    query = data.artist.name + " " + data.album.name + " " + data.name;
+    album = data.album.name;
+  }
+
+  var path = "/search/" + type + "?q=" + encodeURIComponent(query);
+  request.get(apiRoot + path, function(res) {
+    if (!res.body.data[0]) {
+      var matches = album.match(/^[^\(\[]+/);
+      if (matches[0] && matches[0] != album) {
+        var cleanedData = JSON.parse(JSON.stringify(data));
+        if (type == "album") {
+          cleanedData.name = matches[0].trim();
+        } else if (type == "track") {
+          cleanedData.album.name = matches[0].trim();
+        }
+        module.exports.search(cleanedData).then(deferred.resolve);
+      } else {
+        deferred.resolve({service: "deezer"});
+      }
+    } else {
+      module.exports.lookupId(res.body.data[0].id, type).then(deferred.resolve);
+    }
+  });
+  return deferred.promise;
+};

lib/services/deezer/url.js

@@ -0,0 +1,11 @@
+"use strict";
+var parse = require('url').parse;
+
+module.exports.match = function(url) {
+  var parsed = parse(url);
+  if (!parsed.host.match(/deezer\.com$/)) {
+    return false;
+  }
+  var matches = parsed.path.match(/\/(album|track)[\/]+([^\/]+)/);
+  return matches.length > 1;
+};