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module-codebird.js
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module-codebird.js
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/**
* Codebird.js Cloud Code module port
*
* @package module-codebird
* @author Olivier Lesnicki
* @copyright 2013 Olivier Lesnicki
*
*/
/**
* A simple wrapper for the Twitter API
*
* @package codebird
* @author J.M. <[email protected]>
* @copyright 2010-2012 J.M. <[email protected]>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* A simple wrapper for the Twitter API
*
* @package codebird
* @subpackage codebird-js
*/
var Codebird = function () {
/* jshint +W098 */
/**
* The OAuth consumer key of your registered app
*/
var _oauth_consumer_key = null;
/**
* The corresponding consumer secret
*/
var _oauth_consumer_secret = null;
/**
* The app-only bearer token. Used to authorize app-only requests
*/
var _oauth_bearer_token = null;
/**
* The API endpoint base to use
*/
var _endpoint_base = "https://api.twitter.com/";
/**
* The media API endpoint base to use
*/
var _endpoint_base_media = "https://upload.twitter.com/";
/**
* The API endpoint to use
*/
var _endpoint = _endpoint_base + "1.1/";
/**
* The media API endpoint to use
*/
var _endpoint_media = _endpoint_base_media + "1.1/";
/**
* The API endpoint base to use
*/
var _endpoint_oauth = _endpoint_base;
/**
* API proxy endpoint
*/
var _endpoint_proxy = "https://api.jublo.net/codebird/";
/**
* The API endpoint to use for old requests
*/
var _endpoint_old = _endpoint_base + "1/";
/**
* Use JSONP for GET requests in IE7-9
*/
var _use_jsonp = (typeof navigator !== "undefined"
&& typeof navigator.userAgent !== "undefined"
&& (navigator.userAgent.indexOf("Trident/4") > -1
|| navigator.userAgent.indexOf("Trident/5") > -1
|| navigator.userAgent.indexOf("MSIE 7.0") > -1
)
);
/**
* Whether to access the API via a proxy that is allowed by CORS
* Assume that CORS is only necessary in browsers
*/
var _use_proxy = (typeof navigator !== "undefined"
&& typeof navigator.userAgent !== "undefined"
);
/**
* The Request or access token. Used to sign requests
*/
var _oauth_token = null;
/**
* The corresponding request or access token secret
*/
var _oauth_token_secret = null;
/**
* The current Codebird version
*/
var _version = "2.6.0-dev";
/**
* Sets the OAuth consumer key and secret (App key)
*
* @param string key OAuth consumer key
* @param string secret OAuth consumer secret
*
* @return void
*/
var setConsumerKey = function (key, secret) {
_oauth_consumer_key = key;
_oauth_consumer_secret = secret;
};
/**
* Sets the OAuth2 app-only auth bearer token
*
* @param string token OAuth2 bearer token
*
* @return void
*/
var setBearerToken = function (token) {
_oauth_bearer_token = token;
};
/**
* Gets the current Codebird version
*
* @return string The version number
*/
var getVersion = function () {
return _version;
};
/**
* Sets the OAuth request or access token and secret (User key)
*
* @param string token OAuth request or access token
* @param string secret OAuth request or access token secret
*
* @return void
*/
var setToken = function (token, secret) {
_oauth_token = token;
_oauth_token_secret = secret;
};
/**
* Enables or disables CORS proxy
*
* @param bool use_proxy Whether to use CORS proxy or not
*
* @return void
*/
var setUseProxy = function (use_proxy) {
_use_proxy = !! use_proxy;
};
/**
* Sets custom CORS proxy server
*
* @param string proxy Address of proxy server to use
*
* @return void
*/
var setProxy = function (proxy) {
// add trailing slash if missing
if (! proxy.match(/\/$/)) {
proxy += "/";
}
_endpoint_proxy = proxy;
};
/**
* Parse URL-style parameters into object
*
* version: 1109.2015
* discuss at: http://phpjs.org/functions/parse_str
* + original by: Cagri Ekin
* + improved by: Michael White (http://getsprink.com)
* + tweaked by: Jack
* + bugfixed by: Onno Marsman
* + reimplemented by: stag019
* + bugfixed by: Brett Zamir (http://brett-zamir.me)
* + bugfixed by: stag019
* - depends on: urldecode
* + input by: Dreamer
* + bugfixed by: Brett Zamir (http://brett-zamir.me)
* % note 1: When no argument is specified, will put variables in global scope.
*
* @param string str String to parse
* @param array array to load data into
*
* @return object
*/
var _parse_str = function (str, array) {
var glue1 = "=",
glue2 = "&",
array2 = String(str).replace(/^&?([\s\S]*?)&?$/, "$1").split(glue2),
i, j, chr, tmp, key, value, bracket, keys, evalStr,
fixStr = function (str) {
return decodeURIComponent(str).replace(/([\\"'])/g, "\\$1").replace(/\n/g, "\\n").replace(/\r/g, "\\r");
};
if (! array) {
array = this.window;
}
for (i = 0; i < array2.length; i++) {
tmp = array2[i].split(glue1);
if (tmp.length < 2) {
tmp = [tmp, ""];
}
key = fixStr(tmp[0]);
value = fixStr(tmp[1]);
while (key.charAt(0) === " ") {
key = key.substr(1);
}
if (key.indexOf("\0") !== -1) {
key = key.substr(0, key.indexOf("\0"));
}
if (key && key.charAt(0) !== "[") {
keys = [];
bracket = 0;
for (j = 0; j < key.length; j++) {
if (key.charAt(j) === "[" && !bracket) {
bracket = j + 1;
} else if (key.charAt(j) === "]") {
if (bracket) {
if (!keys.length) {
keys.push(key.substr(0, bracket - 1));
}
keys.push(key.substr(bracket, j - bracket));
bracket = 0;
if (key.charAt(j + 1) !== "[") {
break;
}
}
}
}
if (!keys.length) {
keys = [key];
}
for (j = 0; j < keys[0].length; j++) {
chr = keys[0].charAt(j);
if (chr === " " || chr === "." || chr === "[") {
keys[0] = keys[0].substr(0, j) + "_" + keys[0].substr(j + 1);
}
if (chr === "[") {
break;
}
}
/* jshint -W061 */
evalStr = "array";
for (j = 0; j < keys.length; j++) {
key = keys[j];
if ((key !== "" && key !== " ") || j === 0) {
key = "'" + key + "'";
} else {
key = eval(evalStr + ".push([]);") - 1;
}
evalStr += "[" + key + "]";
if (j !== keys.length - 1 && eval("typeof " + evalStr) === "undefined") {
eval(evalStr + " = [];");
}
}
evalStr += " = '" + value + "';\n";
eval(evalStr);
/* jshint +W061 */
}
}
};
/**
* Get allowed API methods, sorted by GET or POST
* Watch out for multiple-method "account/settings"!
*
* @return array $apimethods
*/
var getApiMethods = function () {
var httpmethods = {
GET: [
"account/settings",
"account/verify_credentials",
"application/rate_limit_status",
"blocks/ids",
"blocks/list",
"direct_messages",
"direct_messages/sent",
"direct_messages/show",
"favorites/list",
"followers/ids",
"followers/list",
"friends/ids",
"friends/list",
"friendships/incoming",
"friendships/lookup",
"friendships/lookup",
"friendships/no_retweets/ids",
"friendships/outgoing",
"friendships/show",
"geo/id/:place_id",
"geo/reverse_geocode",
"geo/search",
"geo/similar_places",
"help/configuration",
"help/languages",
"help/privacy",
"help/tos",
"lists/list",
"lists/members",
"lists/members/show",
"lists/memberships",
"lists/ownerships",
"lists/show",
"lists/statuses",
"lists/subscribers",
"lists/subscribers/show",
"lists/subscriptions",
"mutes/users/ids",
"mutes/users/list",
"oauth/authenticate",
"oauth/authorize",
"saved_searches/list",
"saved_searches/show/:id",
"search/tweets",
"statuses/home_timeline",
"statuses/mentions_timeline",
"statuses/oembed",
"statuses/retweeters/ids",
"statuses/retweets/:id",
"statuses/retweets_of_me",
"statuses/show/:id",
"statuses/user_timeline",
"trends/available",
"trends/closest",
"trends/place",
"users/contributees",
"users/contributors",
"users/profile_banner",
"users/search",
"users/show",
"users/suggestions",
"users/suggestions/:slug",
"users/suggestions/:slug/members",
// Internal
"users/recommendations",
"account/push_destinations/device",
"activity/about_me",
"activity/by_friends",
"statuses/media_timeline",
"timeline/home",
"help/experiments",
"search/typeahead",
"search/universal",
"discover/universal",
"conversation/show",
"statuses/:id/activity/summary",
"account/login_verification_enrollment",
"account/login_verification_request",
"prompts/suggest",
"beta/timelines/custom/list",
"beta/timelines/timeline",
"beta/timelines/custom/show"
],
POST: [
"account/remove_profile_banner",
"account/settings__post",
"account/update_delivery_device",
"account/update_profile",
"account/update_profile_background_image",
"account/update_profile_banner",
"account/update_profile_colors",
"account/update_profile_image",
"blocks/create",
"blocks/destroy",
"direct_messages/destroy",
"direct_messages/new",
"favorites/create",
"favorites/destroy",
"friendships/create",
"friendships/destroy",
"friendships/update",
"lists/create",
"lists/destroy",
"lists/members/create",
"lists/members/create_all",
"lists/members/destroy",
"lists/members/destroy_all",
"lists/subscribers/create",
"lists/subscribers/destroy",
"lists/update",
"media/upload",
"mutes/users/create",
"mutes/users/destroy",
"oauth/access_token",
"oauth/request_token",
"oauth2/invalidate_token",
"oauth2/token",
"saved_searches/create",
"saved_searches/destroy/:id",
"statuses/destroy/:id",
"statuses/lookup",
"statuses/retweet/:id",
"statuses/update",
"statuses/update_with_media", // deprecated, use media/upload
"users/lookup",
"users/report_spam",
// Internal
"direct_messages/read",
"account/login_verification_enrollment__post",
"push_destinations/enable_login_verification",
"account/login_verification_request__post",
"beta/timelines/custom/create",
"beta/timelines/custom/update",
"beta/timelines/custom/destroy",
"beta/timelines/custom/add",
"beta/timelines/custom/remove"
]
};
return httpmethods;
};
/**
* Main API handler working on any requests you issue
*
* @param string fn The member function you called
* @param array params The parameters you sent along
* @param function callback The callback to call with the reply
* @param bool app_only_auth Whether to use app-only auth
*
* @return mixed The API reply encoded in the set return_format
*/
var __call = function (fn, params, callback, app_only_auth) {
if (typeof params === "undefined") {
params = {};
}
if (typeof app_only_auth === "undefined") {
app_only_auth = false;
}
if (typeof callback !== "function" && typeof params === "function") {
callback = params;
params = {};
if (typeof callback === "boolean") {
app_only_auth = callback;
}
} else if (typeof callback === "undefined") {
callback = function () {};
}
switch (fn) {
case "oauth_authenticate":
case "oauth_authorize":
return this[fn](params, callback);
case "oauth2_token":
return this[fn](callback);
}
// reset token when requesting a new token (causes 401 for signature error on 2nd+ requests)
if (fn === "oauth_requestToken") {
setToken(null, null);
}
// parse parameters
var apiparams = {};
if (typeof params === "object") {
apiparams = params;
} else {
_parse_str(params, apiparams); //TODO
}
// map function name to API method
var method = "";
var param, i, j;
// replace _ by /
var path = fn.split("_");
for (i = 0; i < path.length; i++) {
if (i > 0) {
method += "/";
}
method += path[i];
}
// undo replacement for URL parameters
var url_parameters_with_underscore = ["screen_name", "place_id"];
for (i = 0; i < url_parameters_with_underscore.length; i++) {
param = url_parameters_with_underscore[i].toUpperCase();
var replacement_was = param.split("_").join("/");
method = method.split(replacement_was).join(param);
}
// replace AA by URL parameters
var method_template = method;
var match = method.match(/[A-Z_]{2,}/);
if (match) {
for (i = 0; i < match.length; i++) {
param = match[i];
var param_l = param.toLowerCase();
method_template = method_template.split(param).join(":" + param_l);
if (typeof apiparams[param_l] === "undefined") {
for (j = 0; j < 26; j++) {
method_template = method_template.split(String.fromCharCode(65 + j)).join("_" + String.fromCharCode(97 + j));
}
console.warn("To call the templated method \"" + method_template + "\", specify the parameter value for \"" + param_l + "\".");
}
method = method.split(param).join(apiparams[param_l]);
delete apiparams[param_l];
}
}
// replace A-Z by _a-z
for (i = 0; i < 26; i++) {
method = method.split(String.fromCharCode(65 + i)).join("_" + String.fromCharCode(97 + i));
method_template = method_template.split(String.fromCharCode(65 + i)).join("_" + String.fromCharCode(97 + i));
}
var httpmethod = _detectMethod(method_template, apiparams);
var multipart = _detectMultipart(method_template);
var internal = _detectInternal(method_template);
return _callApi(
httpmethod,
method,
apiparams,
multipart,
app_only_auth,
internal,
callback
);
};
/**
* Gets the OAuth authenticate URL for the current request token
*
* @return string The OAuth authenticate URL
*/
var oauth_authenticate = function (params, callback) {
if (typeof params.force_login === "undefined") {
params.force_login = null;
}
if (typeof params.screen_name === "undefined") {
params.screen_name = null;
}
if (_oauth_token === null) {
console.warn("To get the authenticate URL, the OAuth token must be set.");
}
var url = _endpoint_oauth + "oauth/authenticate?oauth_token=" + _url(_oauth_token);
if (params.force_login === true) {
url += "&force_login=1";
if (params.screen_name !== null) {
url += "&screen_name=" + params.screen_name;
}
}
callback(url);
return true;
};
/**
* Gets the OAuth authorize URL for the current request token
*
* @return string The OAuth authorize URL
*/
var oauth_authorize = function (params, callback) {
if (typeof params.force_login === "undefined") {
params.force_login = null;
}
if (typeof params.screen_name === "undefined") {
params.screen_name = null;
}
if (_oauth_token === null) {
console.warn("To get the authorize URL, the OAuth token must be set.");
}
var url = _endpoint_oauth + "oauth/authorize?oauth_token=" + _url(_oauth_token);
if (params.force_login === true) {
url += "&force_login=1";
if (params.screen_name !== null) {
url += "&screen_name=" + params.screen_name;
}
}
callback(url);
return true;
};
/**
* Gets the OAuth bearer token
*
* @return string The OAuth bearer token
*/
var oauth2_token = function (callback) {
if (_oauth_consumer_key === null) {
console.warn("To obtain a bearer token, the consumer key must be set.");
}
if (typeof callback === "undefined") {
callback = function () {};
}
var post_fields = "grant_type=client_credentials";
var url = _endpoint_oauth + "oauth2/token";
if (_use_proxy) {
url = url.replace(
_endpoint_base,
_endpoint_proxy
);
}
var xml = _getXmlRequestObject();
if (xml === null) {
return;
}
xml.open("POST", url, true);
xml.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xml.setRequestHeader(
(_use_proxy ? "X-" : "") + "Authorization",
"Basic " + _base64_encode(_oauth_consumer_key + ":" + _oauth_consumer_secret)
);
xml.onreadystatechange = function () {
if (xml.readyState >= 4) {
var httpstatus = 12027;
try {
httpstatus = xml.status;
} catch (e) {}
var response = "";
try {
response = xml.responseText;
} catch (e) {}
var reply = _parseApiReply(response);
reply.httpstatus = httpstatus;
if (httpstatus === 200) {
setBearerToken(reply.access_token);
}
callback(reply);
}
};
xml.send(post_fields);
};
/**
* Signing helpers
*/
/**
* URL-encodes the given data
*
* @param mixed data
*
* @return mixed The encoded data
*/
var _url = function (data) {
if ((/boolean|number|string/).test(typeof data)) {
return encodeURIComponent(data).replace(/!/g, "%21").replace(/'/g, "%27").replace(/\(/g, "%28").replace(/\)/g, "%29").replace(/\*/g, "%2A");
} else {
return "";
}
};
/**
* Gets the base64-encoded SHA1 hash for the given data
*
* A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
* in FIPS PUB 180-1
* Based on version 2.1 Copyright Paul Johnston 2000 - 2002.
* Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
* Distributed under the BSD License
* See http://pajhome.org.uk/crypt/md5 for details.
*
* @param string data The data to calculate the hash from
*
* @return string The hash
*/
var _sha1 = function () {
function n(e, b) {
e[b >> 5] |= 128 << 24 - b % 32;
e[(b + 64 >> 9 << 4) + 15] = b;
for (var c = new Array(80), a = 1732584193, d = -271733879, h = -1732584194,
k = 271733878, g = -1009589776, p = 0; p < e.length; p += 16) {
for (var o = a, q = d, r = h, s = k, t = g, f = 0; 80 > f; f++) {
var m;
if (f < 16) {
m = e[p + f];
} else {
m = c[f - 3] ^ c[f - 8] ^ c[f - 14] ^ c[f - 16];
m = m << 1 | m >>> 31;
}
c[f] = m;
m = l(l(a << 5 | a >>> 27, 20 > f ? d & h | ~d & k : 40 > f ? d ^
h ^ k : 60 > f ? d & h | d & k | h & k : d ^ h ^ k), l(
l(g, c[f]), 20 > f ? 1518500249 : 40 > f ? 1859775393 :
60 > f ? -1894007588 : -899497514));
g = k;
k = h;
h = d << 30 | d >>> 2;
d = a;
a = m;
}
a = l(a, o);
d = l(d, q);
h = l(h, r);
k = l(k, s);
g = l(g, t);
}
return [a, d, h, k, g];
}
function l(e, b) {
var c = (e & 65535) + (b & 65535);
return (e >> 16) + (b >> 16) + (c >> 16) << 16 | c & 65535;
}
function q(e) {
for (var b = [], c = (1 << g) - 1, a = 0; a < e.length * g; a += g) {
b[a >> 5] |= (e.charCodeAt(a / g) & c) << 24 - a % 32;
}
return b;
}
var g = 8;
return function (e) {
var b = _url(_oauth_consumer_secret) + "&" + (null !== _oauth_token_secret ?
_url(_oauth_token_secret) : "");
if (_oauth_consumer_secret === null) {
console.warn("To generate a hash, the consumer secret must be set.");
}
var c = q(b);
if (c.length > 16) {
c = n(c, b.length * g);
}
b = new Array(16);
for (var a = new Array(16), d = 0; d < 16; d++) {
a[d] = c[d] ^ 909522486;
b[d] = c[d] ^ 1549556828;
}
c = n(a.concat(q(e)), 512 + e.length * g);
b = n(b.concat(c), 672);
c = "";
for (a = 0; a < 4 * b.length; a += 3) {
for (d = (b[a >> 2] >> 8 * (3 - a % 4) & 255) << 16 | (b[a + 1 >> 2] >>
8 * (3 - (a + 1) % 4) & 255) << 8 | b[a + 2 >> 2] >> 8 * (3 -
(a + 2) % 4) & 255, e = 0; 4 > e; e++) {
c = 8 * a + 6 * e > 32 * b.length ? c + "=" : c +
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
.charAt(d >> 6 * (3 - e) & 63);
}
}
return c;
};
}();
/*
* Gets the base64 representation for the given data
*
* http://phpjs.org
* + original by: Tyler Akins (http://rumkin.com)
* + improved by: Bayron Guevara
* + improved by: Thunder.m
* + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
* + bugfixed by: Pellentesque Malesuada
* + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
* + improved by: Rafał Kukawski (http://kukawski.pl)
*
* @param string data The data to calculate the base64 representation from
*
* @return string The base64 representation
*/
var _base64_encode = function (a) {
var d, e, f, b, g = 0,
h = 0,
i = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
c = [];
if (!a) {
return a;
}
do {
d = a.charCodeAt(g++);
e = a.charCodeAt(g++);
f = a.charCodeAt(g++);
b = d << 16 | e << 8 | f;
d = b >> 18 & 63;
e = b >> 12 & 63;
f = b >> 6 & 63;
b &= 63;
c[h++] = i.charAt(d) + i.charAt(e) + i.charAt(f) + i.charAt(b);
} while (g < a.length);
c = c.join("");
a = a.length % 3;
return (a ? c.slice(0, a - 3) : c) + "===".slice(a || 3);
};
/*
* Builds a HTTP query string from the given data
*
* http://phpjs.org
* + original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
* + improved by: Legaev Andrey
* + improved by: Michael White (http://getsprink.com)
* + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
* + improved by: Brett Zamir (http://brett-zamir.me)
* + revised by: stag019
* + input by: Dreamer
* + bugfixed by: Brett Zamir (http://brett-zamir.me)
* + bugfixed by: MIO_KODUKI (http://mio-koduki.blogspot.com/)
*
* @param string data The data to concatenate
*
* @return string The HTTP query
*/
var _http_build_query = function (e, f, b) {
function g(c, a, d) {
var b, e = [];
if (a === true) {
a = "1";
} else if (a === false) {
a = "0";
}
if (null !== a) {
if (typeof a === "object") {
for (b in a) {
if (a[b] !== null) {
e.push(g(c + "[" + b + "]", a[b], d));
}
}
return e.join(d);
}
if (typeof a !== "function") {
return _url(c) + "=" + _url(a);
}
console.warn("There was an error processing for http_build_query().");
} else {
return "";
}
}
var d, c, h = [];
if (! b) {
b = "&";
}
for (c in e) {
d = e[c];
if (f && ! isNaN(c)) {
c = String(f) + c;
}
d = g(c, d, b);
if (d !== "") {
h.push(d);
}
}
return h.join(b);
};
/**
* Generates a (hopefully) unique random string
*
* @param int optional length The length of the string to generate
*
* @return string The random string
*/
var _nonce = function (length) {
if (typeof length === "undefined") {
length = 10;
//1856431163
}
if (length < 1) {
console.warn("Invalid nonce length.");
}
var nonce = "";
for (var i = 0; i < length; i++) {
var character = Math.floor(Math.random() * 61);
nonce += "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz".substring(character, character + 1);
}
return nonce;
};
/**
* Sort array elements by key
*
* @param array input_arr The array to sort
*
* @return array The sorted keys
*/
var _ksort = function (input_arr) {
var keys = [], sorter, k;
sorter = function (a, b) {
var a_float = parseFloat(a),
b_float = parseFloat(b),
a_numeric = a_float + "" === a,
b_numeric = b_float + "" === b;
if (a_numeric && b_numeric) {
return a_float > b_float ? 1 : a_float < b_float ? -1 : 0;
} else if (a_numeric && !b_numeric) {
return 1;
} else if (!a_numeric && b_numeric) {
return -1;
}
return a > b ? 1 : a < b ? -1 : 0;
};
// Make a list of key names
for (k in input_arr) {
if (input_arr.hasOwnProperty(k)) {
keys.push(k);
}
}
keys.sort(sorter);
return keys;
};
/**
* Clone objects
*
* @param object obj The object to clone
*
* @return object clone The cloned object
*/
var _clone = function (obj) {
var clone = {};
for (var i in obj) {
if (typeof(obj[i]) === "object") {
clone[i] = _clone(obj[i]);
} else {
clone[i] = obj[i];
}
}
return clone;
};
/**
* Generates an OAuth signature
*
* @param string httpmethod Usually either 'GET' or 'POST' or 'DELETE'
* @param string method The API method to call
* @param array optional params The API call parameters, associative
* @param bool optional append_to_get Whether to append the OAuth params to GET
*
* @return string Authorization HTTP header
*/
var _sign = function (httpmethod, method, params, append_to_get) {
if (typeof params === "undefined") {
params = {};
}
if (typeof append_to_get === "undefined") {
append_to_get = false;
}
if (_oauth_consumer_key === null) {
console.warn("To generate a signature, the consumer key must be set.");
}
var sign_params = {
consumer_key: _oauth_consumer_key,
version: "1.0",
timestamp: Math.round(new Date().getTime() / 1000),
nonce: _nonce(),
signature_method: "HMAC-SHA1"
};
var sign_base_params = {};
var value;
for (var key in sign_params) {
value = sign_params[key];
sign_base_params["oauth_" + key] = _url(value);
}
if (_oauth_token !== null) {
sign_base_params.oauth_token = _url(_oauth_token);
}
var oauth_params = _clone(sign_base_params);
for (key in params) {
value = params[key];
sign_base_params[key] = value;
}
var keys = _ksort(sign_base_params);