Force JSON request for getting paste data
This commit is contained in:
rugk
parent
ab2e789aee
commit
183ebe518b
@ -11,7 +11,6 @@ insert_final_newline = true
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[*.css]
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indent_style = tab
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indent_size = 4
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[*.js]
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indent_style = space
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@ -23,7 +22,6 @@ indent_size = 4
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[*.jsonld]
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indent_style = tab
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indent_size = 4
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[*.php]
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indent_style = space
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@ -31,7 +29,6 @@ indent_size = 4
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[*.{htm,html}]
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indent_style = tab
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indent_size = 4
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[*.{md,markdown}]
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indent_style = space
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@ -64,7 +64,7 @@ process (see also
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> #### PATH Example
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> Your PrivateBin installation lives in a subfolder called "paste" inside of
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> your document root. The URL looks like this:
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> http://example.com/paste/
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> https://example.com/paste/
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>
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> The full path of PrivateBin on your webserver is:
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> /home/example.com/htdocs/paste
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202
js/privatebin.js
202
js/privatebin.js
@ -42,11 +42,22 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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var Helper = (function () {
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var me = {};
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/**
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* list of UserAgents (parts) known to belong to a bot
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*
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* @private
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* @enum {Object}
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* @readonly
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*/
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var BadBotUA = [
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'Bot',
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'bot'
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];
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/**
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* character to HTML entity lookup table
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*
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* @see {@link https://github.com/janl/mustache.js/blob/master/mustache.js#L60}
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* @name Helper.entityMap
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* @private
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* @enum {Object}
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* @readonly
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@ -160,7 +171,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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* URLs to handle:
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* <pre>
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* magnet:?xt.1=urn:sha1:YNCKHTQCWBTRNJIV4WNAE52SJUQCZO5C&xt.2=urn:sha1:TXGCZQTH26NL6OUQAJJPFALHG2LTGBC7
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* http://example.com:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM=
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* https://example.com:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM=
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* http://user:example.com@localhost:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM=
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* </pre>
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*
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@ -251,7 +262,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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/**
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* get the current location (without search or hash part of the URL),
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* eg. http://example.com/path/?aaaa#bbbb --> http://example.com/path/
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* eg. https://example.com/path/?aaaa#bbbb --> https://example.com/path/
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*
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* @name Helper.baseUri
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* @function
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@ -295,6 +306,32 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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baseUri = null;
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}
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/**
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* checks whether this is a bot we dislike
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*
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* @name Helper.isBadBot
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* @function
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* @return {bool}
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*/
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me.isBadBot = function() {
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/*
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if ($.inArray(navigator.userAgent, BadBotUA) >= 0) {
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return true;
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}
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*/
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// check whether a bot user agent part can be found in the current
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// user agent
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var arrayLength = BadBotUA.length;
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for (var i = 0; i < arrayLength; i++) {
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if (navigator.userAgent.indexOf(BadBotUA) >= 0) {
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return true;
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}
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}
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return false;
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}
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return me;
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})();
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@ -689,7 +726,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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var Model = (function () {
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var me = {};
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var $cipherData,
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var pasteData = null,
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$templates;
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var id = null, symmetricKey = null;
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@ -721,32 +758,53 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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}
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/**
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* check if cipher data was supplied
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* returns the paste data (inlduing the cipher data)
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*
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* @name Model.getCipherData
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* @function
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* @return boolean
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*/
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me.hasCipherData = function()
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{
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return (me.getCipherData().length > 0);
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}
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/**
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* returns the cipher data
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*
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* @name Model.getCipherData
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* @name Model.getPasteData
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* @function
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* @param {function} callback (optional) Called when data is available
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* @param {function} useCache (optional) Whether to use the cache or
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* force a data reload. Default: true
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* @return string
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*/
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me.getCipherData = function()
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me.getPasteData = function(callback, useCache)
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{
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return $cipherData.text();
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// use cache if possible/allowed
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if (useCache !== false && pasteData !== null) {
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//execute callback
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if (typeof callback === 'function') {
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return callback(pasteData);
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}
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// alternatively just using inline
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return pasteData;
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}
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// reload data
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Uploader.prepare();
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Uploader.setUrl(Helper.baseUri() + '?' + me.getPasteId());
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Uploader.setFailure(function (status, data) {
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// revert loading status…
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Alert.hideLoading();
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TopNav.showViewButtons();
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// show error message
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Alert.showError(Uploader.parseUploadError(status, data, 'getting paste data'));
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})
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Uploader.setSuccess(function (status, data) {
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pasteData = data;
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if (typeof callback === 'function') {
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return callback(data);
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}
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})
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Uploader.run();
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}
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/**
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* get the pastes unique identifier from the URL,
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* eg. http://example.com/path/?c05354954c49a487#dfdsdgdgdfgdf returns c05354954c49a487
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* eg. https://example.com/path/?c05354954c49a487#dfdsdgdgdfgdf returns c05354954c49a487
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*
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* @name Model.getPasteId
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* @function
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@ -819,7 +877,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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*/
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me.reset = function()
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{
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$cipherData = $templates = id = symmetricKey = null;
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pasteData = $templates = id = symmetricKey = null;
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}
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/**
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@ -832,7 +890,6 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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*/
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me.init = function()
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{
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$cipherData = $('#cipherdata');
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$templates = $('#templates');
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}
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@ -1333,8 +1390,8 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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if (pasteMetaData.burnafterreading) {
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// display paste "for your eyes only" if it is deleted
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// actually remove paste, before we claim it is deleted
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Controller.removePaste(Model.getPasteId(), 'burnafterreading');
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// the paste has been deleted when the JSOn with the ciohertext
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// has been downloaded
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Alert.showRemaining("FOR YOUR EYES ONLY. Don't close this window, this message can't be displayed again.");
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$remainingTime.addClass('foryoureyesonly');
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@ -1462,7 +1519,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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}
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/**
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* getthe cached password
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* get the cached password
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*
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* If you do not get a password with this function
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* (returns an empty string), use requestPassword.
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@ -3572,7 +3629,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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var me = {};
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/**
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* decrypt data or prompts for password in cvase of failure
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* decrypt data or prompts for password in case of failure
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*
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* @name PasteDecrypter.decryptOrPromptPassword
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* @private
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@ -3590,18 +3647,23 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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// if it fails, request password
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if (plaindata.length === 0 && password.length === 0) {
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// try to get cached password first
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password = Prompt.getPassword();
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// show prompt
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Prompt.requestPassword();
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// if password is there, re-try
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if (password.length === 0) {
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password = Prompt.requestPassword();
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}
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// if password is there instantly (legacy method), re-try encryption
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if (Prompt.getPassword().length !== 0) {
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// recursive
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// note: an infinite loop is prevented as the previous if
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// clause checks whether a password is already set and ignores
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// errors when a password has been passed
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return decryptOrPromptPassword.apply(key, password, cipherdata);
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return decryptOrPromptPassword(key, password, cipherdata);
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}
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// if password could not be received yet, the new modal is used,
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// which uses asyncronous event-driven methods to get the password.
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// Thus, we cannot do anything yet, we need to wait for the user
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// input.
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return false;
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}
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// if all tries failed, we can only return an error
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@ -3615,7 +3677,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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/**
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* decrypt the actual paste text
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*
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* @name PasteDecrypter.decryptOrPromptPassword
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* @name PasteDecrypter.decryptPaste
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* @private
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* @function
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* @param {object} paste - paste data in object form
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@ -3627,7 +3689,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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*/
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function decryptPaste(paste, key, password, ignoreError)
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{
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var plaintext
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var plaintext;
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if (ignoreError === true) {
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plaintext = CryptTool.decipher(key, password, paste.data);
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} else {
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@ -3738,7 +3800,9 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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Alert.showLoading('Decrypting paste…', 0, 'cloud-download'); // @TODO icon maybe rotation-lock, but needs full Glyphicons
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if (typeof paste === 'undefined') {
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paste = $.parseJSON(Model.getCipherData());
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// get cipher data and wait until it is available
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Model.getPasteData(me.run);
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return;
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}
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var key = Model.getPasteKey(),
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@ -3761,9 +3825,10 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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// ignore empty paste, as this is allowed when pasting attachments
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decryptPaste(paste, key, password, true);
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} else {
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decryptPaste(paste, key, password);
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if (decryptPaste(paste, key, password) === false) {
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return false;
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}
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}
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// shows the remaining time (until) deletion
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PasteStatus.showRemainingTime(paste.meta);
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@ -3844,6 +3909,18 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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Alert.hideLoading();
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}
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/**
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* shows how we much we love bots that execute JS ;)
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*
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* @name Controller.showBadBotMessage
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* @function
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*/
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me.showBadBotMessage = function()
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{
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TopNav.hideAllButtons();
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Alert.showError('I love you too, bot…');
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}
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/**
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* shows the loaded paste
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*
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@ -3853,7 +3930,6 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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me.showPaste = function()
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{
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try {
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Model.getPasteId();
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Model.getPasteKey();
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} catch (err) {
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console.error(err);
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@ -3882,26 +3958,17 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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// save window position to restore it later
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var orgPosition = $(window).scrollTop();
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Uploader.prepare();
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Uploader.setUrl(Helper.baseUri() + '?' + Model.getPasteId());
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Uploader.setFailure(function (status, data) {
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// revert loading status…
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Alert.hideLoading();
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TopNav.showViewButtons();
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// show error message
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Alert.showError(Uploader.parseUploadError(status, data, 'refresh display'));
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})
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Uploader.setSuccess(function (status, data) {
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PasteDecrypter.run(data);
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Model.getPasteData(function (data) {
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// restore position
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window.scrollTo(0, orgPosition);
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PasteDecrypter.run(data);
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// NOTE: could create problems as callback may be called
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// asyncronously if PasteDecrypter e.g. needs to wait for a
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// password being entered
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callback();
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})
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Uploader.run();
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}, false); // this false is important as it circumvents the cache
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}
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/**
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@ -3959,6 +4026,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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* @function
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* @param {string} pasteId
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* @param {string} deleteToken
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* @deprecated not used anymore, de we still need it?
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*/
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me.removePaste = function(pasteId, deleteToken) {
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// unfortunately many web servers don't support DELETE (and PUT) out of the box
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@ -3968,7 +4036,7 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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Uploader.setUnencryptedData('deletetoken', deleteToken);
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Uploader.setFailure(function () {
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Controller.showError(I18n._('Could not delete the paste, it was not stored in burn after reading mode.'));
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Alert.showError(I18n._('Could not delete the paste, it was not stored in burn after reading mode.'));
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})
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Uploader.run();
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}
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@ -4000,13 +4068,23 @@ jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) {
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UiHelper.init();
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Uploader.init();
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// display an existing paste
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if (Model.hasCipherData()) {
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return me.showPaste();
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// check whether existing paste needs to be shown
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try {
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Model.getPasteId();
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} catch (e) {
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// otherwise create a new paste
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return me.newPaste();
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}
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// otherwise create a new paste
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me.newPaste();
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// prevent bots from viewing a paste and potentially deleting data
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// when burn-after-reading is set
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// see https://github.com/elrido/ZeroBin/issues/11
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if (Helper.isBadBot()) {
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return me.showBadBotMessage();
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}
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//display an existing paste
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return me.showPaste();
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}
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return me;
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@ -158,7 +158,7 @@ class Paste extends AbstractModel
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*
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* The token is the hmac of the pastes ID signed with the server salt.
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* The paste can be deleted by calling:
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* http://example.com/privatebin/?pasteid=<pasteid>&deletetoken=<deletetoken>
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* https://example.com/privatebin/?pasteid=<pasteid>&deletetoken=<deletetoken>
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*
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* @access public
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* @return string
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@ -147,7 +147,10 @@ class PrivateBin
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);
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break;
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case 'read':
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// reading paste is disallowed in HTML display
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if ($this->_request->isJsonApiCall()) {
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$this->_read($this->_request->getParam('pasteid'));
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}
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break;
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case 'jsonld':
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$this->_jsonld($this->_request->getParam('jsonld'));
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@ -328,10 +331,10 @@ class PrivateBin
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// deleted if it has already expired
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$burnafterreading = $paste->isBurnafterreading();
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if (
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($burnafterreading && $deletetoken == 'burnafterreading') ||
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Filter::slowEquals($deletetoken, $paste->getDeleteToken())
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($burnafterreading && $deletetoken == 'burnafterreading') || // either we burn-after it has been read //@TODO: not needed anymore now?
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Filter::slowEquals($deletetoken, $paste->getDeleteToken()) // or we manually delete it with this secret token
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) {
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// Paste exists and deletion token is valid: Delete the paste.
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// Paste exists and deletion token (if required) is valid: Delete the paste.
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$paste->delete();
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$this->_status = 'Paste was properly deleted.';
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} else {
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@ -373,6 +376,11 @@ class PrivateBin
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unset($data->meta->salt);
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}
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$this->_data = json_encode($data);
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// If the paste was meant to be read only once, delete it.
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if ($paste->isBurnafterreading()) {
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$paste->delete();
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}
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} else {
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$this->_error = self::GENERIC_ERROR;
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}
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@ -5,5 +5,3 @@ root = false
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# special format for PHP templates
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[*.php]
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indent_style = tab
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indent_size = 4
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@ -69,7 +69,7 @@ if ($MARKDOWN):
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<?php
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endif;
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?>
|
||||
<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-7WGautcQxef6PeNh1sNcdCFCNRNo2uULN7QCgjqd+fWalRubtu1mtMEz8BLQ8sKgzPRF8E6dqgBQJ5ycwt03gA==" crossorigin="anonymous"></script>
|
||||
<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-TCwmpH2nrRe3mLYIsGG90FGOFAqZal8SUQVNp16iA7K1B80I//RXp8mYxXdyyk/eluKilwCNY5wo9MYC4vdEoQ==" crossorigin="anonymous"></script>
|
||||
<!--[if lt IE 10]>
|
||||
<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
|
||||
<![endif]-->
|
||||
@ -478,7 +478,6 @@ endif;
|
||||
</footer>
|
||||
</main>
|
||||
<div id="serverdata" class="hidden" aria-hidden="true">
|
||||
<div id="cipherdata"><?php echo htmlspecialchars($CIPHERDATA, ENT_NOQUOTES); ?></div>
|
||||
<?php
|
||||
if ($DISCUSSION):
|
||||
?>
|
||||
|
||||
@ -47,7 +47,7 @@ if ($MARKDOWN):
|
||||
<?php
|
||||
endif;
|
||||
?>
|
||||
<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-7WGautcQxef6PeNh1sNcdCFCNRNo2uULN7QCgjqd+fWalRubtu1mtMEz8BLQ8sKgzPRF8E6dqgBQJ5ycwt03gA==" crossorigin="anonymous"></script>
|
||||
<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-TCwmpH2nrRe3mLYIsGG90FGOFAqZal8SUQVNp16iA7K1B80I//RXp8mYxXdyyk/eluKilwCNY5wo9MYC4vdEoQ==" crossorigin="anonymous"></script>
|
||||
<!--[if lt IE 10]>
|
||||
<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
|
||||
<![endif]-->
|
||||
@ -227,7 +227,6 @@ endif;
|
||||
</div>
|
||||
</section>
|
||||
<div id="serverdata" class="hidden" aria-hidden="true">
|
||||
<div id="cipherdata" class="hidden"><?php echo htmlspecialchars($CIPHERDATA, ENT_NOQUOTES); ?></div>
|
||||
<?php
|
||||
if ($DISCUSSION):
|
||||
?>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user