Commit 00ad6db5 authored by Tristan Cavelier's avatar Tristan Cavelier

s3storage.js amd compatible now

parent 3865c36d
/*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */ /*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
/*global jIO: true, btoa: true, b64_hmac_sha1: true */ /*global define, jIO, btoa, b64_hmac_sha1, jQuery, XMLHttpRequest, XHRwrapper,
/*global XMLHttpRequest: true, XHRwrapper: true, FormData: true, $: true*/ FormData*/
/** /**
* JIO S3 Storage. Type = "s3". * JIO S3 Storage. Type = "s3".
* Amazon S3 "database" storage. * Amazon S3 "database" storage.
*/ */
jIO.addStorageType("s3", function (spec, my) { // define([module_name], [dependencies], module);
var evt, that, priv = {}; (function (dependencies, module) {
spec = spec || {}; "use strict";
that = my.basicStorage(spec, my); if (typeof define === 'function' && define.amd) {
return define(dependencies, module);
// attributes }
priv.username = spec.username || ''; module(jIO, jQuery, {b64_hmac_sha1: b64_hmac_sha1});
priv.AWSIdentifier = spec.AWSIdentifier || ''; }(['jio', 'jquery', 'sha1'], function (jIO, $, sha1) {
priv.password = spec.password || ''; var b64_hmac_sha1 = sha1.b64_hmac_sha1;
priv.server = spec.server || ''; /*|| jiobucket ||*/
priv.acl = spec.acl || ''; jIO.addStorageType("s3", function (spec, my) {
var evt, that, priv = {};
/*||> "private, spec = spec || {};
public-read, that = my.basicStorage(spec, my);
public-read-write,
authenticated-read, // attributes
bucket-owner-read, priv.username = spec.username || '';
bucket-owner-full-control" <||*/ priv.AWSIdentifier = spec.AWSIdentifier || '';
priv.password = spec.password || '';
priv.actionStatus = spec.actionStatus || ''; priv.server = spec.server || ''; /*|| jiobucket ||*/
priv.acl = spec.acl || '';
priv.contenTType = spec.contenTType || '';
/*||> "private,
/** public-read,
* Update [doc] the document object and remove [doc] keys public-read-write,
* which are not in [new_doc]. It only changes [doc] keys not starting authenticated-read,
* with an underscore. bucket-owner-read,
* ex: doc: {key:value1,_key:value2} with bucket-owner-full-control" <||*/
* new_doc: {key:value3,_key:value4} updates
* doc: {key:value3,_key:value2}. priv.actionStatus = spec.actionStatus || '';
* @param {object} doc The original document object.
* @param {object} new_doc The new document object priv.contenTType = spec.contenTType || '';
**/
/**
priv.secureDocId = function (string) { * Update [doc] the document object and remove [doc] keys
var split = string.split('/'), i; * which are not in [new_doc]. It only changes [doc] keys not starting
if (split[0] === '') { * with an underscore.
split = split.slice(1); * ex: doc: {key:value1,_key:value2} with
} * new_doc: {key:value3,_key:value4} updates
for (i = 0; i < split.length; i += 1) { * doc: {key:value3,_key:value2}.
if (split[i] === '') { * @param {object} doc The original document object.
return ''; * @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) {
return split.join('%2F'); 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 * Changes / to %2F, % to %25 and . to _.
* @method recursiveReplace * @method secureName
* @param {string} string The string to do replacement * @param {string} name The name to secure
* @param {array} list_of_replacement An array of couple * @return {string} The secured name
* ["substring to select", "selected substring replaced by this string"]. */
* @return {string} The replaced string priv.secureName = function (name) {
*/ return priv.recursiveReplace(name, [["/", "%2F"], ["%", "%25"]]);
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) { * Restores the original name from a secured name
split_string[i] = priv.recursiveReplace( * @method restoreName
split_string[i], * @param {string} secured_name The secured name to restore
list_of_replacement.slice(1) * @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;
return split_string.join(list_of_replacement[0][1]); };
};
/**
/** * Convert a file name to a document id (and attachment id if there)
* Changes / to %2F, % to %25 and . to _. * @method fileNameToIds
* @method secureName * @param {string} file_name The file name to convert
* @param {string} name The name to secure * @return {array} ["document id", "attachment id"] or ["document id"]
* @return {string} The secured name */
*/ priv.fileNameToIds = function (file_name) {
priv.secureName = function (name) { var separator_index = -1, split = file_name.split(".");
return priv.recursiveReplace(name, [["/", "%2F"], ["%", "%25"]]); split.slice(0, -1).forEach(function (file_name_part, index) {
}; if (file_name_part.slice(-1) !== "_") {
separator_index = index;
/** }
* Restores the original name from a secured name });
* @method restoreName if (separator_index === -1) {
* @param {string} secured_name The secured name to restore return [priv.restoreName(priv.restoreName(
* @return {string} The original name file_name
*/ ).split("_.").join("."))];
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 [
if (separator_index === -1) { priv.restoreName(priv.restoreName(
return [priv.restoreName(priv.restoreName( split.slice(0, separator_index + 1).join(".")
file_name ).split("_.").join(".")),
).split("_.").join("."))]; priv.restoreName(priv.restoreName(
} split.slice(separator_index + 1).join(".")
return [ ).split("_.").join("."))
priv.restoreName(priv.restoreName( ];
split.slice(0, separator_index + 1).join(".") };
).split("_.").join(".")),
priv.restoreName(priv.restoreName( /**
split.slice(separator_index + 1).join(".") * Removes the last character if it is a "/". "/a/b/c/" become "/a/b/c"
).split("_.").join(".")) * @method removeSlashIfLast
]; * @param {string} string The string to modify
}; * @return {string} The modified string
*/
/** priv.removeSlashIfLast = function (string) {
* Removes the last character if it is a "/". "/a/b/c/" become "/a/b/c" if (string[string.length - 1] === "/") {
* @method removeSlashIfLast return string.slice(0, -1);
* @param {string} string The string to modify }
* @return {string} The modified string return string;
*/ };
priv.removeSlashIfLast = function (string) {
if (string[string.length - 1] === "/") {
return string.slice(0, -1);
}
return string;
};
that.documentObjectUpdate = function (doc, new_doc) { that.documentObjectUpdate = function (doc, new_doc) {
var k; var k;
for (k in doc) { for (k in doc) {
if (doc.hasOwnProperty(k)) { if (doc.hasOwnProperty(k)) {
if (k[0] !== '_') { if (k[0] !== '_') {
delete doc[k]; delete doc[k];
}
} }
} }
} for (k in new_doc) {
for (k in new_doc) { if (new_doc.hasOwnProperty(k)) {
if (new_doc.hasOwnProperty(k)) { if (k[0] !== '_') {
if (k[0] !== '_') { doc[k] = new_doc[k];
doc[k] = new_doc[k]; }
} }
} }
} };
};
/**
/** * Checks if an object has no enumerable keys
* Checks if an object has no enumerable keys * @method objectIsEmpty
* @method objectIsEmpty * @param {object} obj The object
* @param {object} obj The object * @return {boolean} true if empty, else false
* @return {boolean} true if empty, else false */
*/
that.objectIsEmpty = function (obj) {
that.objectIsEmpty = function (obj) { var k;
var k; for (k in obj) {
for (k in obj) { if (obj.hasOwnProperty(k)) {
if (obj.hasOwnProperty(k)) { return false;
return false; }
} }
} return true;
return true;
};
// ===================== overrides ======================
that.specToStore = function () {
return {
"username": priv.username,
"password": priv.password,
"server": priv.server,
"acl": priv.acl
}; };
};
that.validateState = function () { // ===================== overrides ======================
// xxx complete error message that.specToStore = function () {
// jjj completion below return {
"username": priv.username,
"password": priv.password,
"server": priv.server,
"acl": priv.acl
};
};
if (typeof priv.AWSIdentifier === "string" && priv.AWSIdentifier === '') { that.validateState = function () {
return 'Need at least one parameter "Aws login".'; // xxx complete error message
} // jjj completion below
if (typeof priv.password === "string" && priv.password === '') {
return 'Need at least one parameter "password".'; if (typeof priv.AWSIdentifier === "string" && priv.AWSIdentifier === '') {
} return 'Need at least one parameter "Aws login".';
if (typeof priv.server === "string" && priv.server === '') { }
return 'Need at least one parameter "server".'; if (typeof priv.password === "string" && priv.password === '') {
} return 'Need at least one parameter "password".';
return ''; }
}; if (typeof priv.server === "string" && priv.server === '') {
return 'Need at least one parameter "server".';
// =================== S3 Specifics ================= }
/** return '';
* 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 >> // =================== S3 Specifics =================
// .btoa() = encode, .atob() = decode) /**
priv.b64_policy = btoa(JSON.stringify(s3_policy)); * Encoding the signature using a stringToSign
//generates the signature value using the policy and the secret access key * Encoding the policy
//use of sha1.js to generate the signature * @method buildStringToSign
Signature = that.signature(priv.b64_policy); * @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
that.signature = function (string) { * @param {string} x_amz_headers The specific amazon headers
var Signature = b64_hmac_sha1(priv.password, string); * @param {string} path_key The path of the document
return Signature; * @return {string} The generated signature
}; */
function xhr_onreadystatechange(docId, // xxx no need to make it public, use private -> "priv" (not "that")
command, priv.buildStringToSign = function (http_verb, content_md5, content_type,
obj, expires, x_amz_headers, path_key) {
http, //example :
jio, // var StringToSign = S3.buildStringToSign(S3.httpVerb,'','','',
isAttachment, // 'x-amz-date:'+S3.requestUTC,'/jio1st/prive.json');
callback) {
obj.onreadystatechange = function () { var StringToSign = http_verb + '\n'
var response, err = ''; + content_md5 + '\n'//content-md5
if (obj.readyState === 4) { + content_type + '\n'//content-type
if (this.status === 204 || this.status === 201 || this.status === 200) { + expires + '\n'//expires
switch (http) { + x_amz_headers + '\n'//x-amz headers
case "POST": + path_key;//path key
that.success({
ok: true, return StringToSign;
id: docId };
});
break;
case 'PUT':
if (jio === true) {
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({ that.success({
ok: true, ok: true,
id: command.getDocId() id: docId
}); });
} else { break;
callback(this.responseText); case 'PUT':
} if (jio === true) {
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({ that.success({
ok: true, ok: true,
id: command.getDocId() id: command.getDocId()
}); });
} else { } else {
that.success({ callback(this.responseText);
ok: true,
id: command.getDocId(),
attachment: command.getAttachmentId()
});
} }
} else { break;
callback(this.responseText); case 'GET':
}
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) { 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 //status
//statustext "Not Found" //statustext "Not Found"
//error //error
//reason "reason" //reason "reason"
//message "did not work" //message "did not work"
err.statustext = "not_foud";
err.reason = "file does not exist";
err.error = "not_found"; err.error = "not_found";
that.error(err); that.error(err);
} else {
callback('404');
} }
} else { }
//status if (this.status === 409) {
//statustext "Not Found" //status
//error //statustext "Not Found"
//reason "reason" //error
//message "did not work" //reason "reason"
err.error = "not_found"; //message "did not work"
err.error = "already_exists";
that.error(err); 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) { priv.createError = function (status, message, reason) {
doc._attachments = doc._attachments || {}; var error = {
switch (action) { "status": status,
case "add": "message": message,
doc._attachments[attachid] = data; "reason": reason
//nothing happens };
doc = JSON.stringify(doc); switch (status) {
break; case 404:
case "remove": error.statusText = "Not found";
if (doc._attachments !== undefined) { break;
delete doc._attachments[attachid]; 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); error.error = error.statusText.toLowerCase().split(" ").join("_");
break; return error;
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
}; };
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') { that.encodeAuthorization = function (key, mime) {
xhr.send(data); //GET oriented method
} else { var requestUTC, httpVerb, StringToSign, Signature;
xhr.send(null); requestUTC = new Date().toUTCString();
} httpVerb = "GET";
}; StringToSign = priv.buildStringToSign(
httpVerb,
// ==================== commands ==================== '',
/** 'application/json',
* Create a document in local storage. '',
* @method post 'x-amz-date:' + requestUTC,
* @param {object} command The JIO command '/' + priv.server + '/' + key
**/ );
Signature = b64_hmac_sha1(priv.password, StringToSign);
that.post = function (command) { return Signature;
//as S3 encoding key are directly inserted within the FormData(), };
//use of XHRwrapper function ain't pertinent
that.XHRwrapper = function (command,
var doc, doc_id, mime; docId,
doc = command.cloneDoc(); attachId,
doc_id = command.getDocId(); http,
mime,
function postDocument() { data,
var http_response, fd, Signature, xhr; jio,
doc_id = priv.secureName(priv.idsToFileName(doc_id)); is_attachment,
//Meant to deep-serialize in order to avoid callback) {
//conflicts due to the multipart enctype
doc = JSON.stringify(doc); var docFile, requestUTC, StringToSign, url, Signature, xhr;
http_response = ''; docFile = priv.secureName(priv.idsToFileName(docId,
fd = new FormData(); attachId || undefined));
//virtually builds the form fields
//filename requestUTC = new Date().toUTCString();
fd.append('key', doc_id);
//file access authorizations StringToSign = priv.buildStringToSign(
priv.acl = ""; http,
fd.append('acl', priv.acl); '',
//content-type mime,
priv.contenTType = "text/plain"; '',
fd.append('Content-Type', priv.contenTType); 'x-amz-date:' + requestUTC,
//allows specification of a success url redirection '/' + priv.server + '/' + docFile
fd.append('success_action_redirect', ''); );
//allows to specify the http code response if the request is successful
fd.append('success_action_status', http_response); url = 'http://s3.amazonaws.com/' + priv.server + '/' + docFile;
//login AWS
fd.append('AWSAccessKeyId', priv.AWSIdentifier); Signature = b64_hmac_sha1(priv.password, StringToSign);
//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 = 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) { xhr.open(http, url, true);
doc_id = 'no_document_id_' xhr.setRequestHeader("HTTP-status-code", "100");
+ ((Math.random() * 10).toString().split('.'))[1]; xhr.setRequestHeader("x-amz-date", requestUTC);
doc._id = doc_id; 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'; // ==================== commands ====================
that.XHRwrapper(command, doc_id, '', 'GET', mime, '', false, false, /**
function (response) { * Create a document in local storage.
if (response === '404') { * @method post
postDocument(); * @param {object} command The JIO command
} else { **/
//si ce n'est pas une 404,
//alors on renvoit une erreur 405 that.post = function (command) {
return that.error(priv.createError( //as S3 encoding key are directly inserted within the FormData(),
409, //use of XHRwrapper function ain't pertinent
"Cannot create document",
"Document already exists" 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, if (doc_id === '' || doc_id === undefined) {
function (response) { doc_id = 'no_document_id_'
//if (response === '404') {} + ((Math.random() * 10).toString().split('.'))[1];
if (response._attachments !== undefined) { doc._id = doc_id;
doc._attachments = response._attachments;
}
putDocument();
} }
);
}; mime = 'text/plain; charset=UTF-8';
that.XHRwrapper(command, doc_id, '', 'GET', mime, '', false, false,
that.putAttachment = function (command) { function (response) {
var mon_document, if (response === '404') {
docId, postDocument();
attachId, } else {
mime, //si ce n'est pas une 404,
attachment_id, //alors on renvoit une erreur 405
attachment_data, return that.error(priv.createError(
attachment_md5, 409,
attachment_mimetype, "Cannot create document",
attachment_length; "Document already exists"
));
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; * Get a document or attachment
attachment_obj = { * @method get
//"revpos": 3, // optional * @param {object} command The JIO command
"digest": attachment_md5, **/
"content_type": attachment_mimetype,
"length": attachment_length that.get = function (command) {
}; var docId, attachId, isJIO, mime;
data = JSON.parse(mon_document); 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) { * Create or update a document in local storage.
putAttachment(); * @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, that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) { function (response) {
if (reponse === '404') { //if (response === '404') {}
return that.error(priv.createError( if (response._attachments !== undefined) {
404, doc._attachments = response._attachments;
"Cannot find document",
"Document does not exist"
));
} }
mon_document = reponse;
putDocument(); 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, that.XHRwrapper(command, docId, '', 'PUT', mime, doc, false, false,
function (response) { function (reponse) {
var attachKeys, keys; putAttachment();
attachKeys = (JSON.parse(response))._attachments;
for (keys in attachKeys) {
if (attachKeys.hasOwnProperty(keys)) {
that.XHRwrapper(command,
docId,
keys,
'DELETE',
mime,
'',
false,
false,
myCallback
);
} }
} );
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() { function getDocument() {
var data, doc; //XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
data = JSON.parse(mon_document); that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
doc = priv.updateMeta(data, docId, attachId, "remove", ''); function (reponse) {
that.XHRwrapper(command, docId, '', 'PUT', mime, doc, if (reponse === '404') {
false, false, function (reponse) { return that.error(priv.createError(
removeAttachment(); 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, that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
function (reponse) { function (response) {
mon_document = reponse; var attachKeys, keys;
putDocument(); 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 that.removeAttachment = function (command) {
count = resultTable.length - 1; var mon_document,
countB = 0; 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) { function putDocument() {
return function (doc, statustext, response) { var data, doc;
allDoc.rows[i].doc = response.responseText; data = JSON.parse(mon_document);
if (count === 0) { doc = priv.updateMeta(data, docId, attachId, "remove", '');
that.success(allDoc); that.XHRwrapper(command, docId, '', 'PUT', mime, doc,
} else { false, false, function (reponse) {
count -= 1; removeAttachment();
} }
}; );
}; }
errCallback = function (err) { function getDocument() {
if (err.status === 404) { that.XHRwrapper(command, docId, '', 'GET', mime, '', false, false,
//status function (reponse) {
//statustext "Not Found" mon_document = reponse;
//error putDocument();
//reason "reason" }
//message "did not work" );
err.error = "not_found"; }
that.error(err); getDocument();
} else { };
return that.retry(err);
}
};
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) { //needed to save the index within the $.ajax.success() callback
keyId = resultTable[i]; count = resultTable.length - 1;
Signature = that.encodeAuthorization(keyId); countB = 0;
callURL = 'http://' + priv.server + '.s3.amazonaws.com/' + keyId;
requestUTC = new Date().toUTCString();
parse = true;
allDocResponse.rows[i] = { dealCallback = function (i, countB, allDoc) {
"id": priv.fileNameToIds(keyId).join(), return function (doc, statustext, response) {
"key": keyId, allDoc.rows[i].doc = response.responseText;
"value": {} if (count === 0) {
}; that.success(allDoc);
checkCounter = i; } else {
count -= 1;
$.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": {}
}; };
};
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() { function getXML() {
//XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true); //XHRwrapper(command,'PUT','text/plain; charset=UTF-8',true);
that.XHRwrapper(command, '', '', 'GET', mime, '', false, false, that.XHRwrapper(command, '', '', 'GET', mime, '', false, false,
function (reponse) { function (reponse) {
mon_document = reponse; mon_document = reponse;
makeJSON(); makeJSON();
} }
); );
} }
getXML();
//fin alldocs
};
return that;
});
getXML(); }));
//fin alldocs
};
return that;
});
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