|
|
@@ -0,0 +1,462 @@
|
|
|
+/**
|
|
|
+ * ZeroBin 0.15
|
|
|
+ *
|
|
|
+ * @link http://sebsauvage.net/wiki/doku.php?id=php:zerobin
|
|
|
+ * @author sebsauvage
|
|
|
+ */
|
|
|
+
|
|
|
+// Immediately start random number generator collector.
|
|
|
+sjcl.random.startCollectors();
|
|
|
+
|
|
|
+/**
|
|
|
+ * Converts a duration (in seconds) into human readable format.
|
|
|
+ *
|
|
|
+ * @param int seconds
|
|
|
+ * @return string
|
|
|
+ */
|
|
|
+function secondsToHuman(seconds)
|
|
|
+{
|
|
|
+ if (seconds<60) { var v=Math.floor(seconds); return v+' second'+((v>1)?'s':''); }
|
|
|
+ if (seconds<60*60) { var v=Math.floor(seconds/60); return v+' minute'+((v>1)?'s':''); }
|
|
|
+ if (seconds<60*60*24) { var v=Math.floor(seconds/(60*60)); return v+' hour'+((v>1)?'s':''); }
|
|
|
+ // If less than 2 months, display in days:
|
|
|
+ if (seconds<60*60*24*60) { var v=Math.floor(seconds/(60*60*24)); return v+' day'+((v>1)?'s':''); }
|
|
|
+ var v=Math.floor(seconds/(60*60*24*30)); return v+' month'+((v>1)?'s':'');
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Compress a message (deflate compression). Returns base64 encoded data.
|
|
|
+ *
|
|
|
+ * @param string message
|
|
|
+ * @return base64 string data
|
|
|
+ */
|
|
|
+function compress(message) {
|
|
|
+ return Base64.toBase64( RawDeflate.deflate( Base64.utob(message) ) );
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Decompress a message compressed with compress().
|
|
|
+ */
|
|
|
+function decompress(data) {
|
|
|
+ return Base64.btou( RawDeflate.inflate( Base64.fromBase64(data) ) );
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Compress, then encrypt message with key.
|
|
|
+ *
|
|
|
+ * @param string key
|
|
|
+ * @param string message
|
|
|
+ * @return encrypted string data
|
|
|
+ */
|
|
|
+function zeroCipher(key, message) {
|
|
|
+ return sjcl.encrypt(key,compress(message));
|
|
|
+}
|
|
|
+/**
|
|
|
+ * Decrypt message with key, then decompress.
|
|
|
+ *
|
|
|
+ * @param key
|
|
|
+ * @param encrypted string data
|
|
|
+ * @return string readable message
|
|
|
+ */
|
|
|
+function zeroDecipher(key, data) {
|
|
|
+ return decompress(sjcl.decrypt(key,data));
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * @return the current script location (without search or hash part of the URL).
|
|
|
+ * eg. http://server.com/zero/?aaaa#bbbb --> http://server.com/zero/
|
|
|
+ */
|
|
|
+function scriptLocation() {
|
|
|
+ return window.location.href.substring(0,window.location.href.length
|
|
|
+ -window.location.search.length -window.location.hash.length);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * @return the paste unique identifier from the URL
|
|
|
+ * eg. 'c05354954c49a487'
|
|
|
+ */
|
|
|
+function pasteID() {
|
|
|
+ return window.location.search.substring(1);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Set text of a DOM element (required for IE)
|
|
|
+ * This is equivalent to element.text(text)
|
|
|
+ * @param object element : a DOM element.
|
|
|
+ * @param string text : the text to enter.
|
|
|
+ */
|
|
|
+function setElementText(element, text) {
|
|
|
+ // For IE<10.
|
|
|
+ if ($('div#oldienotice').is(":visible")) {
|
|
|
+ // IE<10 do not support white-space:pre-wrap; so we have to do this BIG UGLY STINKING THING.
|
|
|
+ element.text(text.replace(/\n/ig,'{BIG_UGLY_STINKING_THING__OH_GOD_I_HATE_IE}'));
|
|
|
+ element.html(element.text().replace(/{BIG_UGLY_STINKING_THING__OH_GOD_I_HATE_IE}/ig,"\r\n<br>"));
|
|
|
+ }
|
|
|
+ // for other (sane) browsers:
|
|
|
+ else {
|
|
|
+ element.text(text);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Show decrypted text in the display area, including discussion (if open)
|
|
|
+ *
|
|
|
+ * @param string key : decryption key
|
|
|
+ * @param array comments : Array of messages to display (items = array with keys ('data','meta')
|
|
|
+ */
|
|
|
+function displayMessages(key, comments) {
|
|
|
+ try { // Try to decrypt the paste.
|
|
|
+ var cleartext = zeroDecipher(key, comments[0].data);
|
|
|
+ } catch(err) {
|
|
|
+ $('div#cleartext').hide();
|
|
|
+ $('button#clonebutton').hide();
|
|
|
+ showError('Could not decrypt data (Wrong key ?)');
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ setElementText($('div#cleartext'), cleartext);
|
|
|
+ urls2links($('div#cleartext')); // Convert URLs to clickable links.
|
|
|
+
|
|
|
+ // Display paste expiration.
|
|
|
+ if (comments[0].meta.expire_date) $('div#remainingtime').removeClass('foryoureyesonly').text('This document will expire in '+secondsToHuman(comments[0].meta.remaining_time)+'.').show();
|
|
|
+ if (comments[0].meta.burnafterreading) {
|
|
|
+ $('div#remainingtime').addClass('foryoureyesonly').text('FOR YOUR EYES ONLY. Don\'t close this window, this message can\'t be displayed again.').show();
|
|
|
+ $('button#clonebutton').hide(); // Discourage cloning (as it can't really be prevented).
|
|
|
+ }
|
|
|
+
|
|
|
+ // If the discussion is opened on this paste, display it.
|
|
|
+ if (comments[0].meta.opendiscussion) {
|
|
|
+ $('div#comments').html('');
|
|
|
+ // For each comment.
|
|
|
+ for (var i = 1; i < comments.length; i++) {
|
|
|
+ var comment=comments[i];
|
|
|
+ var cleartext="[Could not decrypt comment ; Wrong key ?]";
|
|
|
+ try {
|
|
|
+ cleartext = zeroDecipher(key, comment.data);
|
|
|
+ } catch(err) { }
|
|
|
+ var place = $('div#comments');
|
|
|
+ // If parent comment exists, display below (CSS will automatically shift it right.)
|
|
|
+ var cname = 'div#comment_'+comment.meta.parentid
|
|
|
+
|
|
|
+ // If the element exists in page
|
|
|
+ if ($(cname).length) {
|
|
|
+ place = $(cname);
|
|
|
+ }
|
|
|
+ var divComment = $('<div class="comment" id="comment_' + comment.meta.commentid+'">'
|
|
|
+ + '<div class="commentmeta"><span class="nickname"></span><span class="commentdate"></span></div><div class="commentdata"></div>'
|
|
|
+ + '<button onclick="open_reply($(this),\'' + comment.meta.commentid + '\');return false;">Reply</button>'
|
|
|
+ + '</div>');
|
|
|
+ setElementText(divComment.find('div.commentdata'), cleartext);
|
|
|
+ // Convert URLs to clickable links in comment.
|
|
|
+ urls2links(divComment.find('div.commentdata'));
|
|
|
+ divComment.find('span.nickname').html('<i>(Anonymous)</i>');
|
|
|
+
|
|
|
+ // Try to get optional nickname:
|
|
|
+ try {
|
|
|
+ divComment.find('span.nickname').text(zeroDecipher(key, comment.meta.nickname));
|
|
|
+ } catch(err) { }
|
|
|
+ divComment.find('span.commentdate').text(' ('+(new Date(comment.meta.postdate*1000).toUTCString())+')').attr('title','CommentID: ' + comment.meta.commentid);
|
|
|
+
|
|
|
+ // If an avatar is available, display it.
|
|
|
+ if (comment.meta.vizhash) {
|
|
|
+ divComment.find('span.nickname').before('<img src="' + comment.meta.vizhash + '" class="vizhash" title="Anonymous avatar (Vizhash of the IP address)" />');
|
|
|
+ }
|
|
|
+
|
|
|
+ place.append(divComment);
|
|
|
+ }
|
|
|
+ $('div#comments').append('<div class="comment"><button onclick="open_reply($(this),\'' + pasteID() + '\');return false;">Add comment</button></div>');
|
|
|
+ $('div#discussion').show();
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Open the comment entry when clicking the "Reply" button of a comment.
|
|
|
+ * @param object source : element which emitted the event.
|
|
|
+ * @param string commentid = identifier of the comment we want to reply to.
|
|
|
+ */
|
|
|
+function open_reply(source, commentid) {
|
|
|
+ $('div.reply').remove(); // Remove any other reply area.
|
|
|
+ source.after('<div class="reply">'
|
|
|
+ + '<input type="text" id="nickname" title="Optional nickname..." value="Optional nickname..." />'
|
|
|
+ + '<textarea id="replymessage" class="replymessage" cols="80" rows="7"></textarea>'
|
|
|
+ + '<br><button id="replybutton" onclick="send_comment(\'' + commentid + '\');return false;">Post comment</button>'
|
|
|
+ + '<div id="replystatus"> </div>'
|
|
|
+ + '</div>');
|
|
|
+ $('input#nickname').focus(function() {
|
|
|
+ $(this).css('color', '#000');
|
|
|
+ if ($(this).val() == $(this).attr('title')) {
|
|
|
+ $(this).val('');
|
|
|
+ }
|
|
|
+ });
|
|
|
+ $('textarea#replymessage').focus();
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Send a reply in a discussion.
|
|
|
+ * @param string parentid : the comment identifier we want to send a reply to.
|
|
|
+ */
|
|
|
+function send_comment(parentid) {
|
|
|
+ // Do not send if no data.
|
|
|
+ if ($('textarea#replymessage').val().length==0) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ showStatus('Sending comment...', spin=true);
|
|
|
+ var cipherdata = zeroCipher(pageKey(), $('textarea#replymessage').val());
|
|
|
+ var ciphernickname = '';
|
|
|
+ var nick=$('input#nickname').val();
|
|
|
+ if (nick != '' && nick != 'Optional nickname...') {
|
|
|
+ ciphernickname = ciphernickname = zeroCipher(pageKey(), nick);
|
|
|
+ }
|
|
|
+ var data_to_send = { data:cipherdata,
|
|
|
+ parentid: parentid,
|
|
|
+ pasteid: pasteID(),
|
|
|
+ nickname: ciphernickname
|
|
|
+ };
|
|
|
+
|
|
|
+ $
|
|
|
+ .post(scriptLocation(), data_to_send, 'json')
|
|
|
+ .error(function() {
|
|
|
+ showError('Comment could not be sent (serveur error or not responding).');
|
|
|
+ })
|
|
|
+ .success(function(data) {
|
|
|
+ if (data.status == 0) {
|
|
|
+ showStatus('Comment posted.');
|
|
|
+ location.reload();
|
|
|
+ }
|
|
|
+ else if (data.status==1) {
|
|
|
+ showError('Could not post comment: '+data.message);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ showError('Could not post comment.');
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+/**
|
|
|
+ * Send a new paste to server
|
|
|
+ */
|
|
|
+function send_data() {
|
|
|
+ // Do not send if no data.
|
|
|
+ if ($('textarea#message').val().length == 0) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ showStatus('Sending paste...', spin=true);
|
|
|
+ var randomkey = sjcl.codec.base64.fromBits(sjcl.random.randomWords(8, 0), 0);
|
|
|
+ var cipherdata = zeroCipher(randomkey, $('textarea#message').val());
|
|
|
+ var data_to_send = { data: cipherdata,
|
|
|
+ expire: $('select#pasteExpiration').val(),
|
|
|
+ opendiscussion: $('input#opendiscussion').is(':checked') ? 1 : 0
|
|
|
+ };
|
|
|
+ $
|
|
|
+ .post(scriptLocation(), data_to_send, 'json')
|
|
|
+ .error(function() {
|
|
|
+ showError('Data could not be sent (serveur error or not responding).');
|
|
|
+ })
|
|
|
+ .success(function(data) {
|
|
|
+ if (data.status == 0) {
|
|
|
+ stateExistingPaste();
|
|
|
+ var url = scriptLocation() + "?" + data.id + '#' + randomkey;
|
|
|
+ showStatus('');
|
|
|
+ $('div#pastelink').html('Your paste is <a href="' + url + '">' + url + '</a>');
|
|
|
+ $('div#pastelink')
|
|
|
+ .append(' <button id="shortenbutton" onclick="document.location=\'' + shortenUrl(url) + '\'"><img src="lib/icon_shorten.png" width="13" height="15" />Shorten URL</button>')
|
|
|
+ .show();
|
|
|
+ setElementText($('div#cleartext'), $('textarea#message').val());
|
|
|
+ urls2links($('div#cleartext'));
|
|
|
+ showStatus('');
|
|
|
+ }
|
|
|
+ else if (data.status==1) {
|
|
|
+ showError('Could not create paste: '+data.message);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ showError('Could not create paste.');
|
|
|
+ }
|
|
|
+ });
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Put the screen in "New paste" mode.
|
|
|
+ */
|
|
|
+function stateNewPaste() {
|
|
|
+ $('#sendbutton').show();
|
|
|
+ $('#clonebutton').hide();
|
|
|
+ $('div#expiration').show();
|
|
|
+ $('div#remainingtime').hide();
|
|
|
+ $('div#language').hide(); // $('#language').show();
|
|
|
+ $('input#password').hide(); //$('#password').show();
|
|
|
+ $('div#opendisc').show();
|
|
|
+ $('#newbutton').show();
|
|
|
+ $('div#pastelink').hide();
|
|
|
+ $('textarea#message').text('');
|
|
|
+ $('textarea#message').show();
|
|
|
+ $('div#cleartext').hide();
|
|
|
+ $('div#message').focus();
|
|
|
+ $('div#discussion').hide();
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Put the screen in "Existing paste" mode.
|
|
|
+ */
|
|
|
+function stateExistingPaste() {
|
|
|
+ $('#sendbutton').hide();
|
|
|
+
|
|
|
+ // No "clone" for IE<10.
|
|
|
+ if (!$('div#oldienotice').is(":visible")) {
|
|
|
+ $('button#clonebutton').show();
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @FIXME
|
|
|
+ */
|
|
|
+ $('#clonebutton').show();
|
|
|
+
|
|
|
+ $('div#expiration').hide();
|
|
|
+ $('div#language').hide();
|
|
|
+ $('input#password').hide();
|
|
|
+ $('div#opendisc').hide();
|
|
|
+ $('#newbutton').show();
|
|
|
+ $('div#pastelink').hide();
|
|
|
+ $('textarea#message').hide();
|
|
|
+ $('div#cleartext').show();
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Clone the current paste.
|
|
|
+ */
|
|
|
+function clonePaste() {
|
|
|
+ stateNewPaste();
|
|
|
+ showStatus('');
|
|
|
+ $('textarea#message').text($('div#cleartext').text());
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Create a new paste.
|
|
|
+ */
|
|
|
+function newPaste() {
|
|
|
+ stateNewPaste();
|
|
|
+ showStatus('');
|
|
|
+ $('textarea#message').text('');
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Display an error message
|
|
|
+ * (We use the same function for paste and reply to comments)
|
|
|
+ */
|
|
|
+function showError(message) {
|
|
|
+ $('div#status').addClass('errorMessage').text(message);
|
|
|
+ $('div#replystatus').addClass('errorMessage').text(message);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Display status
|
|
|
+ * (We use the same function for paste and reply to comments)
|
|
|
+ *
|
|
|
+ * @param string message : text to display
|
|
|
+ * @param boolean spin (optional) : tell if the "spinning" animation should be displayed.
|
|
|
+ */
|
|
|
+function showStatus(message, spin) {
|
|
|
+ $('div#replystatus').removeClass('errorMessage');
|
|
|
+ $('div#replystatus').text(message);
|
|
|
+ if (!message) {
|
|
|
+ $('div#status').html(' ');
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (message == '') {
|
|
|
+ $('div#status').html(' ');
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ $('div#status').removeClass('errorMessage');
|
|
|
+ $('div#status').text(message);
|
|
|
+ if (spin) {
|
|
|
+ var img = '<img src="img/busy.gif" style="width:16px;height:9px;margin:0px 4px 0px 0px;" />';
|
|
|
+ $('div#status').prepend(img);
|
|
|
+ $('div#replystatus').prepend(img);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Generate link to URL shortener.
|
|
|
+ */
|
|
|
+function shortenUrl(url) {
|
|
|
+ return 'http://snipurl.com/site/snip?link=' + encodeURIComponent(url);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Convert URLs to clickable links.
|
|
|
+ * URLs to handle:
|
|
|
+ * <code>
|
|
|
+ * magnet:?xt.1=urn:sha1:YNCKHTQCWBTRNJIV4WNAE52SJUQCZO5C&xt.2=urn:sha1:TXGCZQTH26NL6OUQAJJPFALHG2LTGBC7
|
|
|
+ * http://localhost:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM=
|
|
|
+ * http://user:password@localhost:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM=
|
|
|
+ * </code>
|
|
|
+ *
|
|
|
+ * @param object element : a jQuery DOM element.
|
|
|
+ * @FIXME: add ppa & apt links.
|
|
|
+ */
|
|
|
+function urls2links(element) {
|
|
|
+ var re = /((http|https|ftp):\/\/[\w?=&.\/-;#@~%+-]+(?![\w\s?&.\/;#~%"=-]*>))/ig;
|
|
|
+ element.html(element.html().replace(re,'<a href="$1" rel="nofollow">$1</a>'));
|
|
|
+ var re = /((magnet):[\w?=&.\/-;#@~%+-]+)/ig;
|
|
|
+ element.html(element.html().replace(re,'<a href="$1">$1</a>'));
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Return the deciphering key stored in anchor part of the URL
|
|
|
+ */
|
|
|
+function pageKey() {
|
|
|
+ var key = window.location.hash.substring(1); // Get key
|
|
|
+
|
|
|
+ // Some stupid web 2.0 services and redirectors add data AFTER the anchor
|
|
|
+ // (such as &utm_source=...).
|
|
|
+ // We will strip any additional data.
|
|
|
+
|
|
|
+ // First, strip everything after the equal sign (=) which signals end of base64 string.
|
|
|
+ i = key.indexOf('='); if (i>-1) { key = key.substring(0,i+1); }
|
|
|
+
|
|
|
+ // If the equal sign was not present, some parameters may remain:
|
|
|
+ i = key.indexOf('&'); if (i>-1) { key = key.substring(0,i); }
|
|
|
+
|
|
|
+ // Then add trailing equal sign if it's missing
|
|
|
+ if (key.charAt(key.length-1)!=='=') key+='=';
|
|
|
+
|
|
|
+ return key;
|
|
|
+}
|
|
|
+
|
|
|
+$(function() {
|
|
|
+ $('select#pasteExpiration').change(function() {
|
|
|
+ if ($(this).val() == 'burn') {
|
|
|
+ $('div#opendisc').addClass('buttondisabled');
|
|
|
+ $('input#opendiscussion').attr('disabled',true);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ $('div#opendisc').removeClass('buttondisabled');
|
|
|
+ $('input#opendiscussion').removeAttr('disabled');
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+
|
|
|
+ // Display an existing paste
|
|
|
+ if ($('div#cipherdata').text().length > 1) {
|
|
|
+ // Missing decryption key in URL ?
|
|
|
+ if (window.location.hash.length == 0) {
|
|
|
+ showError('Cannot decrypt paste: Decryption key missing in URL (Did you use a redirector or an URL shortener which strips part of the URL ?)');
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // List of messages to display
|
|
|
+ var messages = jQuery.parseJSON($('div#cipherdata').text());
|
|
|
+
|
|
|
+ // Show proper elements on screen.
|
|
|
+ stateExistingPaste();
|
|
|
+
|
|
|
+ displayMessages(pageKey(), messages);
|
|
|
+ }
|
|
|
+ // Display error message from php code.
|
|
|
+ else if ($('div#errormessage').text().length>1) {
|
|
|
+ showError($('div#errormessage').text());
|
|
|
+ }
|
|
|
+ // Create a new paste.
|
|
|
+ else {
|
|
|
+ newPaste();
|
|
|
+ }
|
|
|
+});
|
Sébastien SAUVAGE
