550 lines
20 KiB
JavaScript
550 lines
20 KiB
JavaScript
define([
|
|
"jquery",
|
|
"core",
|
|
"utils",
|
|
"extension-manager",
|
|
"async-runner"
|
|
], function($, core, utils, extensionMgr, asyncRunner) {
|
|
|
|
var connected = false;
|
|
var authenticated = false;
|
|
|
|
var googleHelper = {};
|
|
|
|
// Try to connect Gdrive by downloading client.js
|
|
function connect(task) {
|
|
task.onRun(function() {
|
|
if(core.isOffline === true) {
|
|
connected = false;
|
|
task.error(new Error("Operation not available in offline mode.|stopPublish"));
|
|
return;
|
|
}
|
|
if(connected === true) {
|
|
task.chain();
|
|
return;
|
|
}
|
|
delayedFunction = function() {
|
|
connected = true;
|
|
task.chain();
|
|
};
|
|
$.ajax({
|
|
url: "https://apis.google.com/js/client.js?onload=runDelayedFunction",
|
|
dataType: "script",
|
|
timeout: AJAX_TIMEOUT
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
handleError(error, task);
|
|
});
|
|
});
|
|
}
|
|
|
|
// Try to authenticate with Oauth
|
|
function authenticate(task) {
|
|
task.onRun(function() {
|
|
if(authenticated === true) {
|
|
task.chain();
|
|
return;
|
|
}
|
|
var immediate = true;
|
|
function localAuthenticate() {
|
|
if(immediate === false) {
|
|
extensionMgr.onMessage("Please make sure the Google authorization popup is not blocked by your browser.");
|
|
// If not immediate we add time for user to enter his
|
|
// credentials
|
|
task.timeout = ASYNC_TASK_LONG_TIMEOUT;
|
|
}
|
|
gapi.auth.authorize({
|
|
'client_id': GOOGLE_CLIENT_ID,
|
|
'scope': GOOGLE_SCOPES,
|
|
'immediate': immediate
|
|
}, function(authResult) {
|
|
gapi.client.load('drive', 'v2', function() {
|
|
if(!authResult || authResult.error) {
|
|
// If immediate did not work retry without immediate
|
|
// flag
|
|
if(connected === true && immediate === true) {
|
|
immediate = false;
|
|
task.chain(localAuthenticate);
|
|
return;
|
|
}
|
|
// Error
|
|
task.error(new Error("Access to Google account is not authorized."));
|
|
return;
|
|
}
|
|
// Success
|
|
authenticated = true;
|
|
task.chain();
|
|
});
|
|
});
|
|
}
|
|
task.chain(localAuthenticate);
|
|
});
|
|
}
|
|
|
|
googleHelper.upload = function(fileId, parentId, title, content, etag, callback) {
|
|
var result = undefined;
|
|
var task = asyncRunner.createTask();
|
|
connect(task);
|
|
authenticate(task);
|
|
task.onRun(function() {
|
|
var boundary = '-------314159265358979323846';
|
|
var delimiter = "\r\n--" + boundary + "\r\n";
|
|
var close_delim = "\r\n--" + boundary + "--";
|
|
var contentType = 'text/x-markdown';
|
|
var metadata = {
|
|
title: title,
|
|
mimeType: contentType
|
|
};
|
|
if(parentId !== undefined) {
|
|
// Specify the directory
|
|
metadata.parents = [
|
|
{
|
|
kind: 'drive#fileLink',
|
|
id: parentId
|
|
}
|
|
];
|
|
}
|
|
var path = '/upload/drive/v2/files';
|
|
var method = 'POST';
|
|
if(fileId !== undefined) {
|
|
// If it's an update
|
|
path += "/" + fileId;
|
|
method = 'PUT';
|
|
}
|
|
var headers = {
|
|
'Content-Type': 'multipart/mixed; boundary="' + boundary + '"',
|
|
};
|
|
if(etag !== undefined) {
|
|
// Sometimes we have error 412 from Google even with the correct
|
|
// etag
|
|
// headers["If-Match"] = etag;
|
|
}
|
|
|
|
var base64Data = utils.encodeBase64(content);
|
|
var multipartRequestBody = delimiter + 'Content-Type: application/json\r\n\r\n' + JSON.stringify(metadata) + delimiter + 'Content-Type: ' + contentType + '\r\n' + 'Content-Transfer-Encoding: base64\r\n' + '\r\n' + base64Data + close_delim;
|
|
|
|
var request = gapi.client.request({
|
|
'path': path,
|
|
'method': method,
|
|
'params': {
|
|
'uploadType': 'multipart',
|
|
},
|
|
'headers': headers,
|
|
'body': multipartRequestBody,
|
|
});
|
|
request.execute(function(response) {
|
|
if(response && response.id) {
|
|
// Upload success
|
|
result = response;
|
|
result.content = content;
|
|
task.chain();
|
|
return;
|
|
}
|
|
var error = response.error;
|
|
// Handle error
|
|
if(error !== undefined && fileId !== undefined) {
|
|
if(error.code === 404) {
|
|
error = 'File ID "' + fileId + '" not found on Google Drive.|removePublish';
|
|
}
|
|
else if(error.code === 412) {
|
|
// We may have missed a file update
|
|
localStorage.removeItem("gdrive.lastChangeId");
|
|
error = 'Conflict on file ID "' + fileId + '". Please restart the synchronization.';
|
|
}
|
|
}
|
|
handleError(error, task);
|
|
});
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, result);
|
|
});
|
|
task.onError(function(error) {
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
googleHelper.checkChanges = function(lastChangeId, callback) {
|
|
var changes = [];
|
|
var newChangeId = lastChangeId || 0;
|
|
var task = asyncRunner.createTask();
|
|
connect(task);
|
|
authenticate(task);
|
|
task.onRun(function() {
|
|
var nextPageToken = undefined;
|
|
function retrievePageOfChanges() {
|
|
var request = undefined;
|
|
if(nextPageToken === undefined) {
|
|
request = gapi.client.drive.changes.list({
|
|
'startChangeId': newChangeId + 1
|
|
});
|
|
}
|
|
else {
|
|
request = gapi.client.drive.changes.list({
|
|
'pageToken': nextPageToken
|
|
});
|
|
}
|
|
|
|
request.execute(function(response) {
|
|
if(!response || !response.largestChangeId) {
|
|
// Handle error
|
|
handleError(response.error, task);
|
|
return;
|
|
}
|
|
// Retrieve success
|
|
newChangeId = response.largestChangeId;
|
|
nextPageToken = response.nextPageToken;
|
|
if(response.items !== undefined) {
|
|
changes = changes.concat(response.items);
|
|
}
|
|
if(nextPageToken !== undefined) {
|
|
task.chain(retrievePageOfChanges);
|
|
}
|
|
else {
|
|
task.chain();
|
|
}
|
|
});
|
|
}
|
|
task.chain(retrievePageOfChanges);
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, changes, newChangeId);
|
|
});
|
|
task.onError(function(error) {
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
googleHelper.downloadMetadata = function(ids, callback, skipAuth) {
|
|
var result = [];
|
|
var task = asyncRunner.createTask();
|
|
connect(task);
|
|
if(!skipAuth) {
|
|
authenticate(task);
|
|
}
|
|
task.onRun(function() {
|
|
function recursiveDownloadMetadata() {
|
|
if(ids.length === 0) {
|
|
task.chain();
|
|
return;
|
|
}
|
|
var id = ids[0];
|
|
var headers = {};
|
|
var token = gapi.auth.getToken();
|
|
if(token) {
|
|
headers.Authorization = "Bearer " + token.access_token;
|
|
}
|
|
$.ajax({
|
|
url: "https://www.googleapis.com/drive/v2/files/" + id,
|
|
headers: headers,
|
|
data: {
|
|
key: GOOGLE_API_KEY
|
|
},
|
|
dataType: "json",
|
|
timeout: AJAX_TIMEOUT
|
|
}).done(function(data, textStatus, jqXHR) {
|
|
result.push(data);
|
|
ids.shift();
|
|
task.chain(recursiveDownloadMetadata);
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
// Handle error
|
|
if(error.code === 404) {
|
|
error = 'File ID "' + id + '" not found on Google Drive.';
|
|
}
|
|
handleError(error, task);
|
|
});
|
|
}
|
|
task.chain(recursiveDownloadMetadata);
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, result);
|
|
});
|
|
task.onError(function(error) {
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
googleHelper.downloadContent = function(objects, callback, skipAuth) {
|
|
var result = [];
|
|
var task = asyncRunner.createTask();
|
|
// Add some time for user to choose his files
|
|
task.timeout = ASYNC_TASK_LONG_TIMEOUT;
|
|
connect(task);
|
|
if(!skipAuth) {
|
|
authenticate(task);
|
|
}
|
|
task.onRun(function() {
|
|
function recursiveDownloadContent() {
|
|
if(objects.length === 0) {
|
|
task.chain();
|
|
return;
|
|
}
|
|
var object = objects[0];
|
|
result.push(object);
|
|
var file = undefined;
|
|
// object may be a file
|
|
if(object.kind == "drive#file") {
|
|
file = object;
|
|
}
|
|
// object may be a change
|
|
else if(object.kind == "drive#change") {
|
|
file = object.file;
|
|
}
|
|
if(!file) {
|
|
objects.shift();
|
|
task.chain(recursiveDownloadContent);
|
|
return;
|
|
}
|
|
var headers = {};
|
|
var token = gapi.auth.getToken();
|
|
if(token) {
|
|
headers.Authorization = "Bearer " + token.access_token;
|
|
}
|
|
$.ajax({
|
|
url: file.downloadUrl,
|
|
headers: headers,
|
|
data: {
|
|
key: GOOGLE_API_KEY
|
|
},
|
|
dataType: "text",
|
|
timeout: AJAX_TIMEOUT
|
|
}).done(function(data, textStatus, jqXHR) {
|
|
file.content = data;
|
|
objects.shift();
|
|
task.chain(recursiveDownloadContent);
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
// Handle error
|
|
handleError(error, task);
|
|
});
|
|
}
|
|
task.chain(recursiveDownloadContent);
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, result);
|
|
});
|
|
task.onError(function(error) {
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
function handleError(error, task) {
|
|
var errorMsg = undefined;
|
|
if(error) {
|
|
logger.error(error);
|
|
// Try to analyze the error
|
|
if(typeof error === "string") {
|
|
errorMsg = error;
|
|
}
|
|
else {
|
|
errorMsg = "Google error (" + error.code + ": " + error.message + ").";
|
|
if(error.code >= 500 && error.code < 600) {
|
|
// Retry as described in Google's best practices
|
|
task.retry(new Error(errorMsg));
|
|
return;
|
|
}
|
|
else if(error.code === 401 || error.code === 403) {
|
|
authenticated = false;
|
|
errorMsg = "Access to Google account is not authorized.";
|
|
task.retry(new Error(errorMsg), 1);
|
|
return;
|
|
}
|
|
else if(error.code <= 0) {
|
|
connected = false;
|
|
authenticated = false;
|
|
core.setOffline();
|
|
errorMsg = "|stopPublish";
|
|
}
|
|
}
|
|
}
|
|
task.error(new Error(errorMsg));
|
|
}
|
|
|
|
var pickerLoaded = false;
|
|
function loadPicker(task) {
|
|
task.onRun(function() {
|
|
if(pickerLoaded === true) {
|
|
task.chain();
|
|
return;
|
|
}
|
|
$.ajax({
|
|
url: "//www.google.com/jsapi",
|
|
data: {
|
|
key: GOOGLE_API_KEY
|
|
},
|
|
dataType: "script",
|
|
timeout: AJAX_TIMEOUT
|
|
}).done(function() {
|
|
google.load('picker', '1', {
|
|
callback: task.chain
|
|
});
|
|
pickerLoaded = true;
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
handleError(error, task);
|
|
});
|
|
});
|
|
}
|
|
|
|
googleHelper.picker = function(callback) {
|
|
var ids = [];
|
|
var picker = undefined;
|
|
function hidePicker() {
|
|
if(picker !== undefined) {
|
|
picker.setVisible(false);
|
|
$(".modal-backdrop, .picker").remove();
|
|
}
|
|
}
|
|
var task = asyncRunner.createTask();
|
|
connect(task);
|
|
loadPicker(task);
|
|
task.onRun(function() {
|
|
var view = new google.picker.View(google.picker.ViewId.DOCS);
|
|
view.setMimeTypes("text/x-markdown,text/plain,application/octet-stream");
|
|
var pickerBuilder = new google.picker.PickerBuilder();
|
|
pickerBuilder.enableFeature(google.picker.Feature.NAV_HIDDEN);
|
|
pickerBuilder.enableFeature(google.picker.Feature.MULTISELECT_ENABLED);
|
|
pickerBuilder.setAppId(GOOGLE_DRIVE_APP_ID);
|
|
var token = gapi.auth.getToken();
|
|
if(token) {
|
|
pickerBuilder.setOAuthToken(token.access_token);
|
|
}
|
|
pickerBuilder.addView(view);
|
|
pickerBuilder.addView(new google.picker.DocsUploadView());
|
|
pickerBuilder.setCallback(function(data) {
|
|
if(data.action == google.picker.Action.PICKED || data.action == google.picker.Action.CANCEL) {
|
|
if(data.action == google.picker.Action.PICKED) {
|
|
for ( var i = 0; i < data.docs.length; i++) {
|
|
ids.push(data.docs[i].id);
|
|
}
|
|
}
|
|
hidePicker();
|
|
task.chain();
|
|
}
|
|
});
|
|
picker = pickerBuilder.build();
|
|
$("body").append($("<div>").addClass("modal-backdrop").click(function() {
|
|
hidePicker();
|
|
task.chain();
|
|
}));
|
|
picker.setVisible(true);
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, ids);
|
|
});
|
|
task.onError(function(error) {
|
|
hidePicker();
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
googleHelper.uploadBlogger = function(blogUrl, blogId, postId, labelList, title, content, callback) {
|
|
var task = asyncRunner.createTask();
|
|
connect(task);
|
|
authenticate(task);
|
|
task.onRun(function() {
|
|
var headers = {};
|
|
var token = gapi.auth.getToken();
|
|
if(token) {
|
|
headers.Authorization = "Bearer " + token.access_token;
|
|
}
|
|
function publish() {
|
|
var url = "https://www.googleapis.com/blogger/v3/blogs/" + blogId + "/posts/";
|
|
var data = {
|
|
kind: "blogger#post",
|
|
blog: {
|
|
id: blogId
|
|
},
|
|
labels: labelList,
|
|
title: title,
|
|
content: content
|
|
};
|
|
var type = "POST";
|
|
// If it's an update
|
|
if(postId !== undefined) {
|
|
url += postId;
|
|
data.id = postId;
|
|
type = "PUT";
|
|
}
|
|
$.ajax({
|
|
url: url,
|
|
data: JSON.stringify(data),
|
|
headers: headers,
|
|
type: type,
|
|
contentType: "application/json",
|
|
dataType: "json",
|
|
timeout: AJAX_TIMEOUT
|
|
}).done(function(post, textStatus, jqXHR) {
|
|
postId = post.id;
|
|
task.chain();
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
// Handle error
|
|
if(error.code === 404 && postId !== undefined) {
|
|
error = 'Post ' + postId + ' not found on Blogger.|removePublish';
|
|
}
|
|
handleError(error, task);
|
|
});
|
|
}
|
|
function getBlogId() {
|
|
if(blogId !== undefined) {
|
|
task.chain(publish);
|
|
return;
|
|
}
|
|
$.ajax({
|
|
url: "https://www.googleapis.com/blogger/v3/blogs/byurl",
|
|
data: {
|
|
url: blogUrl
|
|
},
|
|
headers: headers,
|
|
dataType: "json",
|
|
timeout: AJAX_TIMEOUT
|
|
}).done(function(blog, textStatus, jqXHR) {
|
|
blogId = blog.id;
|
|
task.chain(publish);
|
|
}).fail(function(jqXHR) {
|
|
var error = {
|
|
code: jqXHR.status,
|
|
message: jqXHR.statusText
|
|
};
|
|
// Handle error
|
|
if(error.code === 404) {
|
|
error = 'Blog "' + blogUrl + '" not found on Blogger.|removePublish';
|
|
}
|
|
handleError(error, task);
|
|
});
|
|
}
|
|
task.chain(getBlogId);
|
|
});
|
|
task.onSuccess(function() {
|
|
callback(undefined, blogId, postId);
|
|
});
|
|
task.onError(function(error) {
|
|
callback(error);
|
|
});
|
|
asyncRunner.addTask(task);
|
|
};
|
|
|
|
return googleHelper;
|
|
});
|