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Merge pull request #12 from ayush/master
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Support for geting api listing from many variant paths
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@zeke
zeke committed Feb 17, 2012
2 parents 1d6a4a0 + a76f27d commit 9d12605
Showing 1 changed file with 67 additions and 32 deletions.
99 changes: 67 additions & 32 deletions source/javascripts/swagger-service.js
View file
@@ -1,19 +1,17 @@
function SwaggerService(baseUrl, _apiKey, statusCallback) {
if (!baseUrl)
throw new Error("baseUrl must be passed while creating SwaggerService");
function SwaggerService(discoveryUrl, _apiKey, statusCallback) {
if (!discoveryUrl)
throw new Error("discoveryUrl must be passed while creating SwaggerService");

// constants
baseUrl = jQuery.trim(baseUrl);
if (baseUrl.length == 0)
throw new Error("baseUrl must be passed while creating SwaggerService");
discoveryUrl = jQuery.trim(discoveryUrl);
if (discoveryUrl.length == 0)
throw new Error("discoveryUrl must be passed while creating SwaggerService");

if (! (baseUrl.toLowerCase().indexOf("http:") == 0 || baseUrl.toLowerCase().indexOf("https:") == 0)) {
baseUrl = ("http://" + baseUrl);
if (! (discoveryUrl.toLowerCase().indexOf("http:") == 0 || discoveryUrl.toLowerCase().indexOf("https:") == 0)) {
discoveryUrl = ("http://" + discoveryUrl);
}

var apiHost = baseUrl.substr(0, baseUrl.lastIndexOf("/"));
var discoParts = baseUrl.split("/");
var rootResourcesApiName = discoParts[discoParts.length-1];
var globalBasePath = null;
var formatString = ".{format}";
var statusListener = statusCallback;
var apiKey = _apiKey;
Expand All @@ -37,13 +35,17 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
statusListener(status);
}

function endsWith(str, suffix) {
return str.indexOf(suffix, str.length - suffix.length) !== -1;
}

// make some models public
this.ApiResource = function() {
return ApiResource;
};

this.apiHost = function() {
return apiHost;
return globalBasePath;
};

this.formatString = function() {
Expand All @@ -60,7 +62,7 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
if (atts) this.load(atts);
this.path_json = this.path.replace("{format}", "json");
this.path_xml = this.path.replace("{format}", "xml");
this.baseUrl = apiHost;
this.baseUrl = globalBasePath;
//execluded 9 letters to remove .{format} from name
this.name = this.path.split("/");
this.name = this.name[this.name.length - 1];
Expand Down Expand Up @@ -90,7 +92,7 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
init: function(atts) {
if (atts) this.load(atts);

this.baseUrl = apiHost;
this.baseUrl = globalBasePath;

var secondPathSeperatorIndex = this.path.indexOf("/", 1);
if (secondPathSeperatorIndex > 0) {
Expand Down Expand Up @@ -157,7 +159,7 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
init: function(atts) {
if (atts) this.load(atts);

this.baseUrl = apiHost;
this.baseUrl = globalBasePath;
this.httpMethodLowercase = this.httpMethod.toLowerCase();

var value = this.parameters;
Expand Down Expand Up @@ -355,6 +357,8 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
var ModelController = Spine.Controller.create({
countLoaded: 0,
proxied: ["fetchResources", "loadResources", "apisLoaded", "modelsLoaded"],
discoveryUrlList: [],
discoveryUrlListCursor: 0,

init: function() {
// log("ModelController.init");
Expand All @@ -363,26 +367,57 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
},

fetchEndpoints: function() {
updateStatus("Fetching API List...");
var baseDiscoveryUrl = endsWith(discoveryUrl, "/") ? discoveryUrl.substr(0, discoveryUrl.length - 1) : discoveryUrl;
if(endsWith(baseDiscoveryUrl, "/resources.json"))
baseDiscoveryUrl = baseDiscoveryUrl.substr(0, baseDiscoveryUrl.length - "/resources.json".length);
else if(endsWith(baseDiscoveryUrl, "/resources"))
baseDiscoveryUrl = baseDiscoveryUrl.substr(0, baseDiscoveryUrl.length - "/resources".length);

this.discoveryUrlList.push(discoveryUrl);
this.discoveryUrlList.push(baseDiscoveryUrl);
this.discoveryUrlList.push(baseDiscoveryUrl + "/resources.json");
this.discoveryUrlList.push(baseDiscoveryUrl + "/resources");

log("Will try the following urls to discover api endpoints:")
for(var i = 0; i < this.discoveryUrlList.length; i++)
log(" > " + this.discoveryUrlList[i]);

this.fetchEndpointsSeq();
},

fetchEndpointsSeq: function() {
var controller = this;

updateStatus("Fetching API List...");
var url = apiHost + "/" + rootResourcesApiName + apiKeySuffix;
$.getJSON(url, function(response) {

// if (response.apis) {
ApiResource.createAll(response.apis);
// }

// get rid of the root resource list api since we're not going to document that
var obj = ApiResource.findByAttribute("name", rootResourcesApiName);
if (obj)
obj.destroy();
controller.fetchResources();
});
if(this.discoveryUrlListCursor < this.discoveryUrlList.length) {
var url = this.discoveryUrlList[this.discoveryUrlListCursor++]
updateStatus("Fetching API List from " + url);
log("Trying url " + url);
$.getJSON(url + apiKeySuffix, function(response) {
})
.success(function(response) {
globalBasePath = url.substr(0, url.lastIndexOf("/"));
log("Setting globalBasePath to " + globalBasePath);
ApiResource.createAll(response.apis);
controller.fetchResources(response.basePath);
})
.error(function(response) {
controller.fetchEndpointsSeq();
});
} else {
log ('Error with resource discovery. Exhaused all possible endpoint urls');

var urlsTried = "";
for(var i = 0; i < this.discoveryUrlList.length; i++) {
urlsTried = urlsTried + "<br/>" + this.discoveryUrlList[i];
}

updateStatus("Unable to fetch API Listing. Tried the following urls:" + urlsTried);
}
},

fetchResources: function() {
//log("fetchResources");
fetchResources: function(basePath) {
log("fetchResources: basePath = " + basePath);
//ApiResource.logAll();
for (var i = 0; i < ApiResource.all().length; i++) {
var apiResource = ApiResource.all()[i];
Expand All @@ -393,7 +428,7 @@ function SwaggerService(baseUrl, _apiKey, statusCallback) {
fetchResource: function(apiResource) {
var controller = this;
updateStatus("Fetching " + apiResource.name + "...");
var resourceUrl = apiHost + apiResource.path_json + apiKeySuffix;
var resourceUrl = globalBasePath + apiResource.path_json + apiKeySuffix;
// log("resourceUrl: %o", resourceUrl);
$.getJSON(resourceUrl,
function(response) {
Expand Down

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