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Commit 00ad6db5 authored by Tristan Cavelier's avatar Tristan Cavelier
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s3storage.js amd compatible now

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src/jio.storage/s3storage.js
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/*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
/*global jIO: true, btoa: true, b64_hmac_sha1: true */
/*global XMLHttpRequest: true, XHRwrapper: true, FormData: true, $: true*/
/*global define, jIO, btoa, b64_hmac_sha1, jQuery, XMLHttpRequest, XHRwrapper,
FormData*/
/**
* JIO S3 Storage. Type = "s3".
* Amazon S3 "database" storage.
*/
jIO.addStorageType("s3", function (spec, my) {
var evt, that, priv = {};
spec = spec || {};
that = my.basicStorage(spec, my);
// attributes
priv.username = spec.username || '';
priv.AWSIdentifier = spec.AWSIdentifier || '';
priv.password = spec.password || '';
priv.server = spec.server || ''; /*|| jiobucket ||*/
priv.acl = spec.acl || '';
/*||> "private,
public-read,
public-read-write,
authenticated-read,
bucket-owner-read,
bucket-owner-full-control" <||*/
priv.actionStatus = spec.actionStatus || '';
priv.contenTType = spec.contenTType || '';
/**
* Update [doc] the document object and remove [doc] keys
* which are not in [new_doc]. It only changes [doc] keys not starting
* with an underscore.
* ex: doc: {key:value1,_key:value2} with
* new_doc: {key:value3,_key:value4} updates
* doc: {key:value3,_key:value2}.
* @param {object} doc The original document object.
* @param {object} new_doc The new document object
**/
priv.secureDocId = function (string) {
var split = string.split('/'), i;
if (split[0] === '') {
split = split.slice(1);
}
for (i = 0; i < split.length; i += 1) {
if (split[i] === '') {
return '';
// define([module_name], [dependencies], module);
(function (dependencies, module) {
"use strict";
if (typeof define === 'function' && define.amd) {
return define(dependencies, module);
}
module(jIO, jQuery, {b64_hmac_sha1: b64_hmac_sha1});
}(['jio', 'jquery', 'sha1'], function (jIO, $, sha1) {
var b64_hmac_sha1 = sha1.b64_hmac_sha1;
jIO.addStorageType("s3", function (spec, my) {
var evt, that, priv = {};
spec = spec || {};
that = my.basicStorage(spec, my);
// attributes
priv.username = spec.username || '';
priv.AWSIdentifier = spec.AWSIdentifier || '';
priv.password = spec.password || '';
priv.server = spec.server || ''; /*|| jiobucket ||*/
priv.acl = spec.acl || '';
/*||> "private,
public-read,
public-read-write,
authenticated-read,
bucket-owner-read,
bucket-owner-full-control" <||*/
priv.actionStatus = spec.actionStatus || '';
priv.contenTType = spec.contenTType || '';
/**
* Update [doc] the document object and remove [doc] keys
* which are not in [new_doc]. It only changes [doc] keys not starting
* with an underscore.
* ex: doc: {key:value1,_key:value2} with
* new_doc: {key:value3,_key:value4} updates
* doc: {key:value3,_key:value2}.
* @param {object} doc The original document object.
* @param {object} new_doc The new document object
**/
priv.secureDocId = function (string) {
var split = string.split('/'), i;
if (split[0] === '') {
split = split.slice(1);
}
}
return split.join('%2F');
};
for (i = 0; i < split.length; i += 1) {
if (split[i] === '') {
return '';
}
}
return split.join('%2F');
};
/**
* Replace substrings to another strings
* @method recursiveReplace
* @param {string} string The string to do replacement
* @param {array} list_of_replacement An array of couple
* ["substring to select", "selected substring replaced by this string"].
* @return {string} The replaced string
*/
priv.recursiveReplace = function (string, list_of_replacement) {
var i, split_string = string.split(list_of_replacement[0][0]);
if (list_of_replacement[1]) {
for (i = 0; i < split_string.length; i += 1) {
split_string[i] = priv.recursiveReplace(
split_string[i],
list_of_replacement.slice(1)
);
}
}
return split_string.join(list_of_replacement[0][1]);
};
/**
* Replace substrings to another strings
* @method recursiveReplace
* @param {string} string The string to do replacement
* @param {array} list_of_replacement An array of couple
* ["substring to select", "selected substring replaced by this string"].
* @return {string} The replaced string
*/
priv.recursiveReplace = function (string, list_of_replacement) {
var i, split_string = string.split(list_of_replacement[0][0]);
if (list_of_replacement[1]) {
for (i = 0; i < split_string.length; i += 1) {
split_string[i] = priv.recursiveReplace(
split_string[i],
list_of_replacement.slice(1)
);
* Changes / to %2F, % to %25 and . to _.
* @method secureName
* @param {string} name The name to secure
* @return {string} The secured name
*/
priv.secureName = function (name) {
return priv.recursiveReplace(name, [["/", "%2F"], ["%", "%25"]]);
};
/**
* Restores the original name from a secured name
* @method restoreName
* @param {string} secured_name The secured name to restore
* @return {string} The original name
*/
priv.restoreName = function (secured_name) {
return priv.recursiveReplace(secured_name, [["%2F", "/"], ["%25", "%"]]);
};
/**
* Convert document id and attachment id to a file name
* @method idsToFileName
* @param {string} doc_id The document id
* @param {string} attachment_id The attachment id (optional)
* @return {string} The file name
*/
priv.idsToFileName = function (doc_id, attachment_id) {
doc_id = priv.secureName(doc_id).split(".").join("_.");
if (typeof attachment_id === "string") {
attachment_id = priv.secureName(attachment_id).split(".").join("_.");
return doc_id + "." + attachment_id;
}
}
return split_string.join(list_of_replacement[0][1]);
};
/**
* Changes / to %2F, % to %25 and . to _.
* @method secureName
* @param {string} name The name to secure
* @return {string} The secured name
*/
priv.secureName = function (name) {
return priv.recursiveReplace(name, [["/", "%2F"], ["%", "%25"]]);
};
/**
* Restores the original name from a secured name
* @method restoreName
* @param {string} secured_name The secured name to restore
* @return {string} The original name
*/
priv.restoreName = function (secured_name) {
return priv.recursiveReplace(secured_name, [["%2F", "/"], ["%25", "%"]]);
};
/**
* Convert document id and attachment id to a file name
* @method idsToFileName
* @param {string} doc_id The document id
* @param {string} attachment_id The attachment id (optional)
* @return {string} The file name
*/
priv.idsToFileName = function (doc_id, attachment_id) {
doc_id = priv.secureName(doc_id).split(".").join("_.");
if (typeof attachment_id === "string") {
attachment_id = priv.secureName(attachment_id).split(".").join("_.");
return doc_id + "." + attachment_id;
}
return doc_id;
};
/**
* Convert a file name to a document id (and attachment id if there)
* @method fileNameToIds
* @param {string} file_name The file name to convert
* @return {array} ["document id", "attachment id"] or ["document id"]
*/
priv.fileNameToIds = function (file_name) {
var separator_index = -1, split = file_name.split(".");
split.slice(0, -1).forEach(function (file_name_part, index) {
if (file_name_part.slice(-1) !== "_") {
separator_index = index;
return doc_id;
};
/**
* Convert a file name to a document id (and attachment id if there)
* @method fileNameToIds
* @param {string} file_name The file name to convert
* @return {array} ["document id", "attachment id"] or ["document id"]
*/
priv.fileNameToIds = function (file_name) {
var separator_index = -1, split = file_name.split(".");
split.slice(0, -1).forEach(function (file_name_part, index) {
if (file_name_part.slice(-1) !== "_") {
separator_index = index;
}
});
if (separator_index === -1) {
return [priv.restoreName(priv.restoreName(
file_name
).split("_.").join("."))];
}
});
if (separator_index === -1) {
return [priv.restoreName(priv.restoreName(
file_name
).split("_.").join("."))];
}
return [
priv.restoreName(priv.restoreName(
split.slice(0, separator_index + 1).join(".")
).split("_.").join(".")),
priv.restoreName(priv.restoreName(
split.slice(separator_index + 1).join(".")
).split("_.").join("."))
];
};
/**
* Removes the last character if it is a "/". "/a/b/c/" become "/a/b/c"
* @method removeSlashIfLast
* @param {string} string The string to modify
* @return {string} The modified string
*/
priv.removeSlashIfLast = function (string) {
if (string[string.length - 1] === "/") {
return string.slice(0, -1);
}
return string;
};
return [
priv.restoreName(priv.restoreName(
split.slice(0, separator_index + 1).join(".")
).split("_.").join(".")),
priv.restoreName(priv.restoreName(
split.slice(separator_index + 1).join(".")
).split("_.").join("."))
];
};
/**
* Removes the last character if it is a "/". "/a/b/c/" become "/a/b/c"
* @method removeSlashIfLast
* @param {string} string The string to modify
* @return {string} The modified string
*/
priv.removeSlashIfLast = function (string) {
if (string[string.length - 1] === "/") {
return string.slice(0, -1);
}
return string;
};
that.documentObjectUpdate = function (doc, new_doc) {
var k;
for (k in doc) {
if (doc.hasOwnProperty(k)) {
if (k[0] !== '_') {
delete doc[k];
that.documentObjectUpdate = function (doc, new_doc) {
var k;
for (k in doc) {
if (doc.hasOwnProperty(k)) {
if (k[0] !== '_') {
delete doc[k];
}
}
}
}
for (k in new_doc) {
if (new_doc.hasOwnProperty(k)) {
if (k[0] !== '_') {
doc[k] = new_doc[k];
for (k in new_doc) {
if (new_doc.hasOwnProperty(k)) {
if (k[0] !== '_') {
doc[k] = new_doc[k];
}
}
}
}
};
/**
* Checks if an object has no enumerable keys
* @method objectIsEmpty
* @param {object} obj The object
* @return {boolean} true if empty, else false
*/
that.objectIsEmpty = function (obj) {
var k;
for (k in obj) {
if (obj.hasOwnProperty(k)) {
return false;
};
/**
* Checks if an object has no enumerable keys
* @method objectIsEmpty
* @param {object} obj The object
* @return {boolean} true if empty, else false
*/
that.objectIsEmpty = function (obj) {
var k;
for (k in obj) {
if (obj.hasOwnProperty(k)) {
return false;
}
}
}
return true;
};
// ===================== overrides ======================
that.specToStore = function () {
return {
"username": priv.username,
"password": priv.password,
"server": priv.server,
"acl": priv.acl
return true;
};
};
that.validateState = function () {
// xxx complete error message
// jjj completion below
// ===================== overrides ======================
that.specToStore = function () {
return {
"username": priv.username,
"password": priv.password,
"server": priv.server,
"acl": priv.acl
};
};
if (typeof priv.AWSIdentifier === "string" && priv.AWSIdentifier === '') {
return 'Need at least one parameter "Aws login".';
}
if (typeof priv.password === "string" && priv.password === '') {
return 'Need at least one parameter "password".';
}
if (typeof priv.server === "string" && priv.server === '') {
return 'Need at least one parameter "server".';
}
return '';
};
// =================== S3 Specifics =================
/**
* Encoding the signature using a stringToSign
* Encoding the policy
* @method buildStringToSign
* @param {string} http_verb The HTTP method
* @param {string} content_md5 The md5 content
* @param {string} content_type The content type
* @param {number} expires The expires time
* @param {string} x_amz_headers The specific amazon headers
* @param {string} path_key The path of the document
* @return {string} The generated signature
*/
// xxx no need to make it public, use private -> "priv" (not "that")
priv.buildStringToSign = function (http_verb, content_md5, content_type,
expires, x_amz_headers, path_key) {
//example :
// var StringToSign = S3.buildStringToSign(S3.httpVerb,'','','',
// 'x-amz-date:'+S3.requestUTC,'/jio1st/prive.json');
var StringToSign = http_verb + '\n'
+ content_md5 + '\n'//content-md5
+ content_type + '\n'//content-type
+ expires + '\n'//expires
+ x_amz_headers + '\n'//x-amz headers
+ path_key;//path key
return StringToSign;
};
that.encodePolicy = function (form) {
//generates the policy
//enables the choice for the http response code
var http_code, s3_policy, Signature = '';
s3_policy = {
"expiration": "2020-01-01T00:00:00Z",
"conditions": [
{"bucket": priv.server },
["starts-with", "$key", ""],
{"acl": priv.acl },
{"success_action_redirect": ""},
{"success_action_status": http_code },
["starts-with", "$Content-Type", ""],
["content-length-range", 0, 524288000]
]
that.validateState = function () {
// xxx complete error message
// jjj completion below
if (typeof priv.AWSIdentifier === "string" && priv.AWSIdentifier === '') {
return 'Need at least one parameter "Aws login".';
}
if (typeof priv.password === "string" && priv.password === '') {
return 'Need at least one parameter "password".';
}
if (typeof priv.server === "string" && priv.server === '') {
return 'Need at least one parameter "server".';
}
return '';
};
//base64 encoding of the policy (native base64 js >>
// .btoa() = encode, .atob() = decode)
priv.b64_policy = btoa(JSON.stringify(s3_policy));
//generates the signature value using the policy and the secret access key
//use of sha1.js to generate the signature
Signature = that.signature(priv.b64_policy);
};
that.signature = function (string) {
var Signature = b64_hmac_sha1(priv.password, string);
return Signature;
};
function xhr_onreadystatechange(docId,
command,
obj,
http,
jio,
isAttachment,
callback) {
obj.onreadystatechange = function () {
var response, err = '';
if (obj.readyState === 4) {
if (this.status === 204 || this.status === 201 || this.status === 200) {
switch (http) {
case "POST":
that.success({
ok: true,
id: docId
});
break;
case 'PUT':
if (jio === true) {
// =================== S3 Specifics =================
/**
* Encoding the signature using a stringToSign
* Encoding the policy
* @method buildStringToSign
* @param {string} http_verb The HTTP method
* @param {string} content_md5 The md5 content
* @param {string} content_type The content type
* @param {number} expires The expires time
* @param {string} x_amz_headers The specific amazon headers
* @param {string} path_key The path of the document
* @return {string} The generated signature
*/
// xxx no need to make it public, use private -> "priv" (not "that")
priv.buildStringToSign = function (http_verb, content_md5, content_type,
expires, x_amz_headers, path_key) {
//example :
// var StringToSign = S3.buildStringToSign(S3.httpVerb,'','','',
// 'x-amz-date:'+S3.requestUTC,'/jio1st/prive.json');
var StringToSign = http_verb + '\n'
+ content_md5 + '\n'//content-md5
+ content_type + '\n'//content-type
+ expires + '\n'//expires
+ x_amz_headers + '\n'//x-amz headers
+ path_key;//path key
return StringToSign;
};
that.encodePolicy = function (form) {
//generates the policy
//enables the choice for the http response code
var http_code, s3_policy, Signature = '';
s3_policy = {
"expiration": "2020-01-01T00:00:00Z",
"conditions": [
{"bucket": priv.server },
["starts-with", "$key", ""],
{"acl": priv.acl },
{"success_action_redirect": ""},
{"success_action_status": http_code },
["starts-with", "$Content-Type", ""],
["content-length-range", 0, 524288000]
]
};
//base64 encoding of the policy (native base64 js >>
// .btoa() = encode, .atob() = decode)
priv.b64_policy = btoa(JSON.stringify(s3_policy));
//generates the signature value using the policy and the secret access key
//use of sha1.js to generate the signature
Signature = that.signature(priv.b64_policy);
};
that.signature = function (string) {
var Signature = b64_hmac_sha1(priv.password, string);
return Signature;
};
function xhr_onreadystatechange(docId,
command,
obj,
http,
jio,
isAttachment,
callback) {
obj.onreadystatechange = function () {
var response, err = '';
if (obj.readyState === 4) {
if (this.status === 204 || this.status === 201 ||
this.status === 200) {
switch (http) {
case "POST":
that.success({
ok: true,
id: command.getDocId()
id: docId
});
} else {
callback(this.responseText);
}
break;
case 'GET':
if (jio === true) {
if (typeof this.responseText !== 'string') {
response = JSON.parse(this.responseText);
response._attachments = response._attachments || {};
delete response._attachments;
that.success(JSON.stringify(response));
} else {
if (isAttachment === true) {
that.success(this.responseText);
} else {
that.success(JSON.parse(this.responseText));
}
}
} else {
callback(this.responseText);
}
break;
case 'DELETE':
if (jio === true) {
if (isAttachment === false) {
break;
case 'PUT':
if (jio === true) {
that.success({
ok: true,
id: command.getDocId()
});
} else {
that.success({
ok: true,
id: command.getDocId(),
attachment: command.getAttachmentId()
});
callback(this.responseText);
}
} else {
callback(this.responseText);
}
break;
}
} else {
err = this;
if (this.status === 405) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "not_allowed";
that.error(err);
}
if (this.status === 404) {
if (http === 'GET') {
break;
case 'GET':
if (jio === true) {
if (typeof this.responseText !== 'string') {
response = JSON.parse(this.responseText);
response._attachments = response._attachments || {};
delete response._attachments;
that.success(JSON.stringify(response));
} else {
if (isAttachment === true) {
that.success(this.responseText);
} else {
that.success(JSON.parse(this.responseText));
}
}
} else {
callback(this.responseText);
}
break;
case 'DELETE':
if (jio === true) {
if (isAttachment === false) {
that.success({
ok: true,
id: command.getDocId()
});
} else {
that.success({
ok: true,
id: command.getDocId(),
attachment: command.getAttachmentId()
});
}
} else {
callback(this.responseText);
}
break;
}
} else {
err = this;
if (this.status === 405) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "not_allowed";
that.error(err);
}
if (this.status === 404) {
if (http === 'GET') {
if (jio === true) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.statustext = "not_foud";
err.reason = "file does not exist";
err.error = "not_found";
that.error(err);
} else {
callback('404');
}
} else {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.statustext = "not_foud";
err.reason = "file does not exist";
err.error = "not_found";
that.error(err);
} else {
callback('404');
}
} else {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "not_found";
}
if (this.status === 409) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "already_exists";
that.error(err);
}
}
if (this.status === 409) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "already_exists";
that.error(err);
}
}
};
}
priv.updateMeta = function (doc, docid, attachid, action, data) {
doc._attachments = doc._attachments || {};
switch (action) {
case "add":
doc._attachments[attachid] = data;
//nothing happens
doc = JSON.stringify(doc);
break;
case "remove":
if (doc._attachments !== undefined) {
delete doc._attachments[attachid];
}
doc = JSON.stringify(doc);
break;
case "update":
doc._attachments[attachid] = data;
//update happened in the put request
doc = JSON.stringify(doc);
break;
}
return doc;
};
}
priv.updateMeta = function (doc, docid, attachid, action, data) {
doc._attachments = doc._attachments || {};
switch (action) {
case "add":
doc._attachments[attachid] = data;
//nothing happens
doc = JSON.stringify(doc);
break;
case "remove":
if (doc._attachments !== undefined) {
delete doc._attachments[attachid];
priv.createError = function (status, message, reason) {
var error = {
"status": status,
"message": message,
"reason": reason
};
switch (status) {
case 404:
error.statusText = "Not found";
break;
case 405:
error.statusText = "Method Not Allowed";
break;
case 409:
error.statusText = "Conflicts";
break;
case 24:
error.statusText = "Corrupted Document";
break;
}
doc = JSON.stringify(doc);
break;
case "update":
doc._attachments[attachid] = data;
//update happened in the put request
doc = JSON.stringify(doc);
break;
}
return doc;
};
priv.createError = function (status, message, reason) {
var error = {
"status": status,
"message": message,
"reason": reason
error.error = error.statusText.toLowerCase().split(" ").join("_");
return error;
};
switch (status) {
case 404:
error.statusText = "Not found";
break;
case 405:
error.statusText = "Method Not Allowed";
break;
case 409:
error.statusText = "Conflicts";
break;
case 24:
error.statusText = "Corrupted Document";
break;
}
error.error = error.statusText.toLowerCase().split(" ").join("_");
return error;
};
that.encodeAuthorization = function (key, mime) {
//GET oriented method
var requestUTC, httpVerb, StringToSign, Signature;
requestUTC = new Date().toUTCString();
httpVerb = "GET";
StringToSign = priv.buildStringToSign(
httpVerb,
'',
'application/json',
'',
'x-amz-date:' + requestUTC,
'/' + priv.server + '/' + key
);
Signature = b64_hmac_sha1(priv.password, StringToSign);
return Signature;
};
that.XHRwrapper = function (command,
docId,
attachId,
http,
mime,
data,
jio,
is_attachment,
callback) {
var docFile, requestUTC, StringToSign, url, Signature, xhr;
docFile = priv.secureName(priv.idsToFileName(docId,
attachId || undefined));
requestUTC = new Date().toUTCString();
StringToSign = priv.buildStringToSign(
http,
'',
mime,
'',
'x-amz-date:' + requestUTC,
'/' + priv.server + '/' + docFile
);
url = 'http://s3.amazonaws.com/' + priv.server + '/' + docFile;
Signature = b64_hmac_sha1(priv.password, StringToSign);
xhr = new XMLHttpRequest();
xhr.open(http, url, true);
xhr.setRequestHeader("HTTP-status-code", "100");
xhr.setRequestHeader("x-amz-date", requestUTC);
xhr.setRequestHeader("Authorization", "AWS "
+ priv.AWSIdentifier
+ ":"
+ Signature);
xhr.setRequestHeader("Content-Type", mime);
xhr.responseType = 'text';
xhr_onreadystatechange(docId,
command,
xhr,
http,
jio,
is_attachment,
callback);
if (http === 'PUT') {
xhr.send(data);
} else {
xhr.send(null);
}
};
// ==================== commands ====================
/**
* Create a document in local storage.
* @method post
* @param {object} command The JIO command
**/
that.post = function (command) {
//as S3 encoding key are directly inserted within the FormData(),
//use of XHRwrapper function ain't pertinent
var doc, doc_id, mime;
doc = command.cloneDoc();
doc_id = command.getDocId();
function postDocument() {
var http_response, fd, Signature, xhr;
doc_id = priv.secureName(priv.idsToFileName(doc_id));
//Meant to deep-serialize in order to avoid
//conflicts due to the multipart enctype
doc = JSON.stringify(doc);
http_response = '';
fd = new FormData();
//virtually builds the form fields
//filename
fd.append('key', doc_id);
//file access authorizations
priv.acl = "";
fd.append('acl', priv.acl);
//content-type
priv.contenTType = "text/plain";
fd.append('Content-Type', priv.contenTType);
//allows specification of a success url redirection
fd.append('success_action_redirect', '');
//allows to specify the http code response if the request is successful
fd.append('success_action_status', http_response);
//login AWS
fd.append('AWSAccessKeyId', priv.AWSIdentifier);
//exchange policy with the amazon s3 service
//can be common to all uploads or specific
that.encodePolicy(fd);
//priv.b64_policy = that.encodePolicy(fd);
fd.append('policy', priv.b64_policy);
//signature through the base64.hmac.sha1(secret key, policy) method
Signature = b64_hmac_sha1(priv.password, priv.b64_policy);
fd.append('signature', Signature);
//uploaded content !!may must be a string rather than an object
fd.append('file', doc);
that.encodeAuthorization = function (key, mime) {
//GET oriented method
var requestUTC, httpVerb, StringToSign, Signature;
requestUTC = new Date().toUTCString();
httpVerb = "GET";
StringToSign = priv.buildStringToSign(
httpVerb,
'',
'application/json',
'',
'x-amz-date:' + requestUTC,
'/' + priv.server + '/' + key
);
Signature = b64_hmac_sha1(priv.password, StringToSign);
return Signature;
};
that.XHRwrapper = function (command,
docId,
attachId,
http,
mime,
data,
jio,
is_attachment,
callback) {
var docFile, requestUTC, StringToSign, url, Signature, xhr;
docFile = priv.secureName(priv.idsToFileName(docId,
attachId || undefined));
requestUTC = new Date().toUTCString();
StringToSign = priv.buildStringToSign(
http,
'',
mime,
'',
'x-amz-date:' + requestUTC,
'/' + priv.server + '/' + docFile
);
url = 'http://s3.amazonaws.com/' + priv.server + '/' + docFile;
Signature = b64_hmac_sha1(priv.password, StringToSign);
xhr = new XMLHttpRequest();
xhr_onreadystatechange(doc_id, command, xhr, 'POST', true, false, '');
xhr.open('POST', 'https://' + priv.server + '.s3.amazonaws.com/', true);
xhr.send(fd);
}
if (doc_id === '' || doc_id === undefined) {
doc_id = 'no_document_id_'
+ ((Math.random() * 10).toString().split('.'))[1];
doc._id = doc_id;
}
xhr.open(http, url, true);
xhr.setRequestHeader("HTTP-status-code", "100");
xhr.setRequestHeader("x-amz-date", requestUTC);
xhr.setRequestHeader("Authorization", "AWS "
+ priv.AWSIdentifier
+ ":"
+ Signature);
xhr.setRequestHeader("Content-Type", mime);
xhr.responseType = 'text';
xhr_onreadystatechange(docId,
command,
xhr,
http,
jio,
is_attachment,
callback);
if (http === 'PUT') {
xhr.send(data);
} else {
xhr.send(null);
}
};
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, doc_id, '', 'GET', mime, '', false, false,
function (response) {
if (response === '404') {
postDocument();
} else {
//si ce n'est pas une 404,
//alors on renvoit une erreur 405
return that.error(priv.createError(
409,
"Cannot create document",
"Document already exists"
));
}
// ==================== commands ====================
/**
* Create a document in local storage.
* @method post
* @param {object} command The JIO command
**/
that.post = function (command) {
//as S3 encoding key are directly inserted within the FormData(),
//use of XHRwrapper function ain't pertinent
var doc, doc_id, mime;
doc = command.cloneDoc();
doc_id = command.getDocId();
function postDocument() {
var http_response, fd, Signature, xhr;
doc_id = priv.secureName(priv.idsToFileName(doc_id));
//Meant to deep-serialize in order to avoid
//conflicts due to the multipart enctype
doc = JSON.stringify(doc);
http_response = '';
fd = new FormData();
//virtually builds the form fields
//filename
fd.append('key', doc_id);
//file access authorizations
priv.acl = "";
fd.append('acl', priv.acl);
//content-type
priv.contenTType = "text/plain";
fd.append('Content-Type', priv.contenTType);
//allows specification of a success url redirection
fd.append('success_action_redirect', '');
//allows to specify the http code response if the request is successful
fd.append('success_action_status', http_response);
//login AWS
fd.append('AWSAccessKeyId', priv.AWSIdentifier);
//exchange policy with the amazon s3 service
//can be common to all uploads or specific
that.encodePolicy(fd);
//priv.b64_policy = that.encodePolicy(fd);
fd.append('policy', priv.b64_policy);
//signature through the base64.hmac.sha1(secret key, policy) method
Signature = b64_hmac_sha1(priv.password, priv.b64_policy);
fd.append('signature', Signature);
//uploaded content !!may must be a string rather than an object
fd.append('file', doc);
xhr = new XMLHttpRequest();
xhr_onreadystatechange(doc_id, command, xhr, 'POST', true, false, '');
xhr.open('POST', 'https://' + priv.server + '.s3.amazonaws.com/', true);
xhr.send(fd);
}
);
};
/**
* Get a document or attachment
* @method get
* @param {object} command The JIO command
**/
that.get = function (command) {
var docId, attachId, isJIO, mime;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
isJIO = true;
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, docId, attachId, 'GET', mime, '', isJIO, false);
};
that.getAttachment = function (command) {
var docId, attachId, isJIO, mime;
docId = command.getDocId();
attachId = command.getAttachmentId();
isJIO = true;
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, docId, attachId, 'GET', mime, '', isJIO, true);
};
/**
* Create or update a document in local storage.
* @method put
* @param {object} command The JIO command
**/
that.put = function (command) {
var doc, docId, mime;
doc = command.cloneDoc();
docId = command.getDocId();
mime = 'text/plain; charset=UTF-8';
//pas d'attachment dans un put simple
function putDocument() {
var attachId, data, isJIO;
attachId = '';
data = JSON.stringify(doc);
isJIO = true;
that.XHRwrapper(command,
docId,
attachId,
'PUT',
mime,
data,
isJIO,
false);
}
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (response) {
//if (response === '404') {}
if (response._attachments !== undefined) {
doc._attachments = response._attachments;
}
putDocument();
if (doc_id === '' || doc_id === undefined) {
doc_id = 'no_document_id_'
+ ((Math.random() * 10).toString().split('.'))[1];
doc._id = doc_id;
}
);
};
that.putAttachment = function (command) {
var mon_document,
docId,
attachId,
mime,
attachment_id,
attachment_data,
attachment_md5,
attachment_mimetype,
attachment_length;
mon_document = null;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
mime = 'text/plain; charset=UTF-8';
//récupération des variables de l'attachement
attachment_id = command.getAttachmentId();
attachment_data = command.getAttachmentData();
attachment_md5 = command.md5SumAttachmentData();
attachment_mimetype = command.getAttachmentMimeType();
attachment_length = command.getAttachmentLength();
function putAttachment() {
that.XHRwrapper(command,
docId,
attachId,
'PUT',
mime,
attachment_data,
false,
true,
function (reponse) {
that.success({
// response
"ok": true,
"id": docId,
"attachment": attachId
//"rev": current_revision
});
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, doc_id, '', 'GET', mime, '', false, false,
function (response) {
if (response === '404') {
postDocument();
} else {
//si ce n'est pas une 404,
//alors on renvoit une erreur 405
return that.error(priv.createError(
409,
"Cannot create document",
"Document already exists"
));
}
}
);
}
};
function putDocument() {
var attachment_obj, data, doc;
attachment_obj = {
//"revpos": 3, // optional
"digest": attachment_md5,
"content_type": attachment_mimetype,
"length": attachment_length
};
data = JSON.parse(mon_document);
/**
* Get a document or attachment
* @method get
* @param {object} command The JIO command
**/
that.get = function (command) {
var docId, attachId, isJIO, mime;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
isJIO = true;
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, docId, attachId, 'GET', mime, '', isJIO, false);
};
doc = priv.updateMeta(data, docId, attachId, "add", attachment_obj);
that.getAttachment = function (command) {
var docId, attachId, isJIO, mime;
docId = command.getDocId();
attachId = command.getAttachmentId();
isJIO = true;
mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, docId, attachId, 'GET', mime, '', isJIO, true);
};
that.XHRwrapper(command, docId, '', 'PUT', mime, doc, false, false,
function (reponse) {
putAttachment();
}
);
}
/**
* Create or update a document in local storage.
* @method put
* @param {object} command The JIO command
**/
that.put = function (command) {
var doc, docId, mime;
doc = command.cloneDoc();
docId = command.getDocId();
mime = 'text/plain; charset=UTF-8';
//pas d'attachment dans un put simple
function putDocument() {
var attachId, data, isJIO;
attachId = '';
data = JSON.stringify(doc);
isJIO = true;
that.XHRwrapper(command,
docId,
attachId,
'PUT',
mime,
data,
isJIO,
false);
}
function getDocument() {
//XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) {
if (reponse === '404') {
return that.error(priv.createError(
404,
"Cannot find document",
"Document does not exist"
));
function (response) {
//if (response === '404') {}
if (response._attachments !== undefined) {
doc._attachments = response._attachments;
}
mon_document = reponse;
putDocument();
}
);
}
getDocument();
};
/**
* Remove a document or attachment
* @method remove
* @param {object} command The JIO command
*/
that.remove = function (command) {
var docId, mime;
docId = command.getDocId();
mime = 'text/plain; charset=UTF-8';
function deleteDocument() {
that.XHRwrapper(command, docId, '', 'DELETE', mime, '', true, false,
function (reponse) {
that.success({
// response
"ok": true,
"id": docId
//"rev": current_revision
});
}
);
}
};
function myCallback(response) {
}
that.putAttachment = function (command) {
var mon_document,
docId,
attachId,
mime,
attachment_id,
attachment_data,
attachment_md5,
attachment_mimetype,
attachment_length;
mon_document = null;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
mime = 'text/plain; charset=UTF-8';
//récupération des variables de l'attachement
attachment_id = command.getAttachmentId();
attachment_data = command.getAttachmentData();
attachment_md5 = command.md5SumAttachmentData();
attachment_mimetype = command.getAttachmentMimeType();
attachment_length = command.getAttachmentLength();
function putAttachment() {
that.XHRwrapper(command,
docId,
attachId,
'PUT',
mime,
attachment_data,
false,
true,
function (reponse) {
that.success({
// response
"ok": true,
"id": docId,
"attachment": attachId
//"rev": current_revision
});
}
);
}
function putDocument() {
var attachment_obj, data, doc;
attachment_obj = {
//"revpos": 3, // optional
"digest": attachment_md5,
"content_type": attachment_mimetype,
"length": attachment_length
};
data = JSON.parse(mon_document);
doc = priv.updateMeta(data, docId, attachId, "add", attachment_obj);
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (response) {
var attachKeys, keys;
attachKeys = (JSON.parse(response))._attachments;
for (keys in attachKeys) {
if (attachKeys.hasOwnProperty(keys)) {
that.XHRwrapper(command,
docId,
keys,
'DELETE',
mime,
'',
false,
false,
myCallback
);
that.XHRwrapper(command, docId, '', 'PUT', mime, doc, false, false,
function (reponse) {
putAttachment();
}
}
deleteDocument();
);
}
);
};
that.removeAttachment = function (command) {
var mon_document,
docId,
attachId,
mime,
attachment_id,
attachment_data,
attachment_md5,
attachment_mimetype,
attachment_length;
mon_document = null;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
mime = 'text/plain; charset=UTF-8';
//récupération des variables de l'attachement
attachment_id = command.getAttachmentId();
attachment_data = command.getAttachmentData();
attachment_md5 = command.md5SumAttachmentData();
attachment_mimetype = command.getAttachmentMimeType();
attachment_length = command.getAttachmentLength();
function removeAttachment() {
that.XHRwrapper(command, docId, attachId, 'DELETE', mime, '', true, true,
function (reponse) {
}
);
}
function putDocument() {
var data, doc;
data = JSON.parse(mon_document);
doc = priv.updateMeta(data, docId, attachId, "remove", '');
that.XHRwrapper(command, docId, '', 'PUT', mime, doc,
false, false, function (reponse) {
removeAttachment();
}
);
}
function getDocument() {
//XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) {
if (reponse === '404') {
return that.error(priv.createError(
404,
"Cannot find document",
"Document does not exist"
));
}
mon_document = reponse;
putDocument();
}
);
}
getDocument();
};
/**
* Remove a document or attachment
* @method remove
* @param {object} command The JIO command
*/
that.remove = function (command) {
var docId, mime;
docId = command.getDocId();
mime = 'text/plain; charset=UTF-8';
function deleteDocument() {
that.XHRwrapper(command, docId, '', 'DELETE', mime, '', true, false,
function (reponse) {
that.success({
// response
"ok": true,
"id": docId
//"rev": current_revision
});
}
);
}
function myCallback(response) {
}
function getDocument() {
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) {
mon_document = reponse;
putDocument();
function (response) {
var attachKeys, keys;
attachKeys = (JSON.parse(response))._attachments;
for (keys in attachKeys) {
if (attachKeys.hasOwnProperty(keys)) {
that.XHRwrapper(command,
docId,
keys,
'DELETE',
mime,
'',
false,
false,
myCallback
);
}
}
deleteDocument();
}
);
}
getDocument();
};
/**
* Get all filenames belonging to a user from the document index
* @method allDocs
* @param {object} command The JIO command
**/
that.allDocs = function (command) {
var mon_document, mime;
mon_document = null;
mime = 'text/plain; charset=UTF-8';
function makeJSON() {
var keys,
resultTable,
counter,
allDocResponse,
count,
countB,
dealCallback,
errCallback,
i,
keyId,
Signature,
callURL,
requestUTC,
parse,
checkCounter;
keys = $(mon_document).find('Key');
resultTable = [];
counter = 0;
keys.each(function (index) {
var that, filename, docId;
that = $(this);
filename = that.context.textContent;
docId = priv.idsToFileName(priv.fileNameToIds(filename)[0]);
if (counter === 0) {
counter += 1;
resultTable.push(docId);
} else if (docId !== resultTable[counter - 1]) {
counter += 1;
resultTable.push(docId);
}
});
allDocResponse = {
// document content will be added to response
"total_rows": resultTable.length,
"offset": 0,
"rows": []
};
};
//needed to save the index within the $.ajax.success() callback
count = resultTable.length - 1;
countB = 0;
that.removeAttachment = function (command) {
var mon_document,
docId,
attachId,
mime,
attachment_id,
attachment_data,
attachment_md5,
attachment_mimetype,
attachment_length;
mon_document = null;
docId = command.getDocId();
attachId = command.getAttachmentId() || '';
mime = 'text/plain; charset=UTF-8';
//récupération des variables de l'attachement
attachment_id = command.getAttachmentId();
attachment_data = command.getAttachmentData();
attachment_md5 = command.md5SumAttachmentData();
attachment_mimetype = command.getAttachmentMimeType();
attachment_length = command.getAttachmentLength();
function removeAttachment() {
that.XHRwrapper(command, docId, attachId, 'DELETE', mime, '', true,
true, function (reponse) {
}
);
}
dealCallback = function (i, countB, allDoc) {
return function (doc, statustext, response) {
allDoc.rows[i].doc = response.responseText;
if (count === 0) {
that.success(allDoc);
} else {
count -= 1;
function putDocument() {
var data, doc;
data = JSON.parse(mon_document);
doc = priv.updateMeta(data, docId, attachId, "remove", '');
that.XHRwrapper(command, docId, '', 'PUT', mime, doc,
false, false, function (reponse) {
removeAttachment();
}
};
};
);
}
errCallback = function (err) {
if (err.status === 404) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "not_found";
that.error(err);
} else {
return that.retry(err);
}
};
function getDocument() {
that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) {
mon_document = reponse;
putDocument();
}
);
}
getDocument();
};
i = resultTable.length - 1;
/**
* Get all filenames belonging to a user from the document index
* @method allDocs
* @param {object} command The JIO command
**/
that.allDocs = function (command) {
var mon_document, mime;
mon_document = null;
mime = 'text/plain; charset=UTF-8';
function makeJSON() {
var keys,
resultTable,
counter,
allDocResponse,
count,
countB,
dealCallback,
errCallback,
i,
keyId,
Signature,
callURL,
requestUTC,
parse,
checkCounter;
keys = $(mon_document).find('Key');
resultTable = [];
counter = 0;
keys.each(function (index) {
var that, filename, docId;
that = $(this);
filename = that.context.textContent;
docId = priv.idsToFileName(priv.fileNameToIds(filename)[0]);
if (counter === 0) {
counter += 1;
resultTable.push(docId);
} else if (docId !== resultTable[counter - 1]) {
counter += 1;
resultTable.push(docId);
}
});
if (command.getOption("include_docs") === true) {
allDocResponse = {
// document content will be added to response
"total_rows": resultTable.length,
"offset": 0,
"rows": []
};
for (i; i >= 0; i -= 1) {
keyId = resultTable[i];
Signature = that.encodeAuthorization(keyId);
callURL = 'http://' + priv.server + '.s3.amazonaws.com/' + keyId;
requestUTC = new Date().toUTCString();
parse = true;
//needed to save the index within the $.ajax.success() callback
count = resultTable.length - 1;
countB = 0;
allDocResponse.rows[i] = {
"id": priv.fileNameToIds(keyId).join(),
"key": keyId,
"value": {}
};
checkCounter = i;
$.ajax({
contentType : '',
crossdomain : true,
url : callURL,
type : 'GET',
headers : {
'Authorization' : "AWS"
+ " "
+ priv.AWSIdentifier
+ ":"
+ Signature,
'x-amz-date' : requestUTC,
'Content-Type' : 'application/json'
//'Content-MD5' : ''
//'Content-Length' : ,
//'Expect' : ,
//'x-amz-security-token' : ,
},
success : dealCallback(i, countB, allDocResponse),
error : errCallback(this)
});
countB += 1;
}
} else {
for (i; i >= 0; i -= 1) {
keyId = resultTable[i];
allDocResponse.rows[i] = {
"id": priv.fileNameToIds(keyId).join(),
"key": keyId,
"value": {}
dealCallback = function (i, countB, allDoc) {
return function (doc, statustext, response) {
allDoc.rows[i].doc = response.responseText;
if (count === 0) {
that.success(allDoc);
} else {
count -= 1;
}
};
};
errCallback = function (err) {
if (err.status === 404) {
//status
//statustext "Not Found"
//error
//reason "reason"
//message "did not work"
err.error = "not_found";
that.error(err);
} else {
return that.retry(err);
}
};
i = resultTable.length - 1;
if (command.getOption("include_docs") === true) {
for (i; i >= 0; i -= 1) {
keyId = resultTable[i];
Signature = that.encodeAuthorization(keyId);
callURL = 'http://' + priv.server + '.s3.amazonaws.com/' + keyId;
requestUTC = new Date().toUTCString();
parse = true;
allDocResponse.rows[i] = {
"id": priv.fileNameToIds(keyId).join(),
"key": keyId,
"value": {}
};
checkCounter = i;
$.ajax({
contentType : '',
crossdomain : true,
url : callURL,
type : 'GET',
headers : {
'Authorization' : "AWS"
+ " "
+ priv.AWSIdentifier
+ ":"
+ Signature,
'x-amz-date' : requestUTC,
'Content-Type' : 'application/json'
//'Content-MD5' : ''
//'Content-Length' : ,
//'Expect' : ,
//'x-amz-security-token' : ,
},
success : dealCallback(i, countB, allDocResponse),
error : errCallback(this)
});
countB += 1;
}
} else {
for (i; i >= 0; i -= 1) {
keyId = resultTable[i];
allDocResponse.rows[i] = {
"id": priv.fileNameToIds(keyId).join(),
"key": keyId,
"value": {}
};
}
that.success(allDocResponse);
}
that.success(allDocResponse);
}
}
function getXML() {
//XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
that.XHRwrapper(command, '', '', 'GET', mime, '', false, false,
function (reponse) {
mon_document = reponse;
makeJSON();
}
);
}
function getXML() {
//XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
that.XHRwrapper(command, '', '', 'GET', mime, '', false, false,
function (reponse) {
mon_document = reponse;
makeJSON();
}
);
}
getXML();
//fin alldocs
};
return that;
});
getXML();
//fin alldocs
};
return that;
});
}));
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