--- a/tweetcast/nodejs-bis/client/js/script.js Thu Dec 01 00:16:38 2011 +0100
+++ b/tweetcast/nodejs-bis/client/js/script.js Wed Nov 30 12:11:59 2011 +0100
@@ -1,967 +1,980 @@
-/**
- * @author raph
- */
-
-var socket,
- tlPaper,
- twCx = {
- followLast : true,
- position : "0",
- date_levels : [
- 3600 * 1000,
- 15 * 60 * 1000,
- 5 * 60 * 1000,
- 60 * 1000
- ],
- timeLevel : 1,
- deltaX : 40,
- tlWidth : 150,
- tlHeight : 480,
- globalWords : {},
- refMouse : { x : 0, y : 0},
- refPosTl : { x : 0, y : 0},
- tlMouseMoved : false,
- tlMouseClicked : false,
- filtre : null
- },
- tlBuffer = '',
- relHover = [],
- wheelDelta = 0,
- scrollEnabled = false,
- scrollExtent = 8000 - 480,
- lastScrollPos = 0,
- rx_url = /https?:\/\/[0-9a-zA-Z\.%\/-_]+/g,
- rx_word = /[^ \.&;,'"!\?\d\(\)\+\[\]\\\…\-«»:\/]{3,}/g,
- stop_list = [ 'and', 'avec', 'aux', 'car', 'comme', 'dans', 'donc', 'des', 'elle', 'est', 'être', 'eux', 'ils', 'les', 'leur', 'leurs', 'mes', 'mon', 'tes', 'ton', 'notre', 'nos', 'nous', 'ont', 'pas', 'que', 'qui', 'sont', 'the', 'une', 'votre', 'vos', 'vous' ];
-
-function getColor(annotation, lum) {
- return Raphael.hsl2rgb(annotations[annotation].colors.h, annotations[annotation].colors.s, lum);
-}
-
-function arc(source, target) {
- var x3 = .3 * target.y - .3 * source.y + .8 * source.x + .2 * target.x;
- var y3 = .8 * source.y + .2 * target.y - .3 * target.x + .3 * source.x;
- var x4 = .3 * target.y - .3 * source.y + .2 * source.x + .8 * target.x;
- var y4 = .2 * source.y + .8 * target.y - .3 * target.x + .3 * source.x;
- return "M" + source.x + " " + source.y + "C" + [x3, y3, x4, y4, target.x, target.y].join(" ");
-}
-
-function addTweet(tweet) {
- function backRef(source_id, target_id, type) {
- var target = tweetById(target_id);
- if (target) {
- var brobj = {
- "referenced_by_id" : source_id,
- "type" : type
- }
- if (target.backRefs) {
- target.backRefs.push(brobj);
- } else {
- target.backRefs = [ brobj ]
- }
- }
- }
-
- if (twCx.idIndex.indexOf(tweet.id) != -1) {
- return;
- }
-
- var txt_date = tweet.created_at;
- if (navigator.userAgent.search(/MSIE/) != -1) {
- txt_date = txt_date.replace(/( \+)/, ' UTC$1');
- }
- tweet.date_value = Date.parse(txt_date);
-
- var tab = tweet.text.match(/\&\#[0-9]+\;/g);
- for (var i in tab) {
- var n = parseInt(tab[i].substr(2));
- if (n != NaN) {
- tweet.text = tweet.text.replace(tab[i], String.fromCharCode(n));
- }
- }
-
- var ann = [];
- for (var j in annotations) {
- if (j != "default") {
- for (var k in annotations[j].keywords) {
- if (tweet.text.search(annotations[j].keywords[k]) != -1) {
- ann.push(j);
- break;
- }
- }
- }
- }
- tweet.annotations = ann;
-
- if (tweet.in_reply_to_status_id) {
- backRef( tweet.id, tweet.in_reply_to_status_id, "reply" );
- }
- if (tweet.retweeted_status) {
- backRef( tweet.id, tweet.retweeted_status.id, "retweet" );
- }
-
- var localWords = []
-
- var tab = tweet.text.replace(rx_url,'').match(rx_word);
- for (var i in tab) {
- var word = tab[i].toLowerCase();
- if (stop_list.indexOf(word) == -1 && tracking_keywords.indexOf(word) == -1) {
- if (twCx.globalWords[word]) {
- twCx.globalWords[word]++;
- } else {
- twCx.globalWords[word] = 1;
- }
- localWords.push(word);
- }
- }
-
- tweet.words = localWords;
-
- var p = twCx.idIndex.length;
- while (p && tweet.id < twCx.idIndex[p-1]) {
- p--;
- }
- twCx.tweets.splice(p, 0, tweet);
- twCx.idIndex.splice(p, 0, tweet.id);
-
- if (!twCx.timeline.length) {
- twCx.timeline = [ populateDateStruct(0, twCx.date_levels[0] * parseInt(tweet.date_value / twCx.date_levels[0])) ]
- }
- while (tweet.date_value > twCx.timeline[twCx.timeline.length - 1].end) {
- twCx.timeline.push( populateDateStruct(0, twCx.timeline[twCx.timeline.length - 1].end) );
- }
-
- insertIntoDateStruct(twCx.timeline, tweet);
-}
-
-function getSliceContent(slice) {
- if (slice.slices) {
- var result = [];
- for (var i in slice.slices) {
- result = result.concat(getSliceContent(slice.slices[i]));
- }
- } else {
- var result = slice.tweets;
- }
- return result;
-}
-
-function flattenDateStruct(slices, target_level) {
- var current_level = slices[0].level,
- result = [];
- if (current_level < target_level) {
- if (slices[0].slices) {
- for (var i in slices) {
- result = result.concat(flattenDateStruct(slices[i].slices, target_level));
- }
- }
- }
- else {
- for (var i in slices) {
- result.push({
- "start" : slices[i].start,
- "end" : slices[i].end,
- "tweets" : getSliceContent(slices[i])
- });
- }
- }
- return result;
-}
-
-function trimFDS() {
- var slices = flattenDateStruct(twCx.timeline, twCx.timeLevel);
- while (slices[0].tweets.length == 0) {
- slices.splice(0,1);
- }
- while (slices[slices.length - 1].tweets.length == 0) {
- slices.pop();
- }
- var centralTweet = ( twCx.centralTweet ? twCx.centralTweet : twCx.tweets[twCx.tweets.length - 1] ),
- delta = 30 * twCx.date_levels[twCx.timeLevel],
- centre = Math.min(slices[slices.length - 1].end - delta , Math.max(slices[0].start + delta, centralTweet.date_value)),
- min = centre - delta,
- max = centre + delta;
- while (slices[0].start < min) {
- slices.splice(0,1);
- }
- while (slices[slices.length - 1].end > max) {
- slices.pop();
- }
- return slices;
-}
-
-function populateDateStruct(level, start) {
- var end = start + twCx.date_levels[level],
- struct = {
- "level" : level,
- "start" : start,
- "end" : end
- };
- if (level < twCx.date_levels.length - 1) {
- struct.slices = [];
- var newstart = start;
- while (newstart < end) {
- struct.slices.push(populateDateStruct(level + 1, newstart));
- newstart += twCx.date_levels[level + 1];
- }
- } else {
- struct.tweets = [];
- }
- return struct;
-}
-
-function insertIntoDateStruct(slices, tweet) {
- var creadate = tweet.date_value;
- for (var i in slices) {
- if (creadate < slices[i].end) {
- if (slices[i].slices) {
- insertIntoDateStruct(slices[i].slices, tweet);
- } else {
- slices[i].tweets.push(tweet.id);
- }
- break;
- }
- }
-}
-
-function placeHolder(className) {
- return '<li class="placeholder ' + className + '"></li>';
-}
-
-function tweetById(tweetid) {
- var pos = twCx.idIndex.indexOf(tweetid);
- return (pos == -1) ? false : twCx.tweets[pos];
-}
-
-function selectTweet(tweetid) {
- twCx.position = tweetid;
- twCx.followLast = (twCx.position == twCx.idIndex[twCx.tweets.length - 1]);
- updateDisplay();
-}
-
-function goToPos(nPos) {
- twCx.position = twCx.currentIdIndex[Math.min( twCx.currentIdIndex.length - 1, Math.max(0, nPos ) )];
- twCx.followLast = (!twCx.filtre && nPos == twCx.tweets.length - 1);
- updateDisplay();
-}
-
-function movePos(delta) {
- goToPos( delta + twCx.currentIdIndex.indexOf(twCx.position) );
-}
-
-function tweetToHtml(tweet, className, elName) {
-
- function highlight(texte) {
- return ( twCx.filtre ? texte.replace(twCx.filtre, '<span class="highlight">$1</span>' ) : texte );
- }
-
- if (!tweet) {
- return placeHolder(className);
- }
- var el = (elName ? elName : 'li');
- var html = '<' + el + ' class="tweet ' + className + '" id="tweet_' + tweet.id + '"';
- if (className != 'full') {
- html += ' onclick="selectTweet(\'' + tweet.id + '\'); return false;"';
- }
- html += ' onmouseover="rolloverTweet(\'' + tweet.id + "', " + ( className == 'icons' ) + ');"';
- if (twCx.followLast && className == 'full' && el == 'li') {
- html += ' style="display: none"';
- }
- html += '>';
- if (tweet.annotations.length) {
- html += '<div class="annotations">';
- for (var i in tweet.annotations) {
- html += '<div class="annotation" style="width:' + (100/tweet.annotations.length) + '%; background:' + getColor(tweet.annotations[i], (className == 'icons' ? .4 : .85)).hex + '"></div>';
- }
- html += '</div>';
- }
- html += '<div class="twmain">';
- a_user = '<a href="http://twitter.com/' + tweet.user.screen_name + '" var target="_blank">';
- html += '<div class="around_img">' + a_user + '<img class="profile_image" src="' + tweet.user.profile_image_url + '" /></a>';
- if (className == 'full') {
- html += '<p class="created_at">' + new Date(tweet.date_value).toTimeString().substr(0,8) + '</p>';
- }
- html += '</div>';
- if (className != 'icons') {
- lastend = 0;
- var txt = '',
- entities = [];
- for (var i in tweet.entities.hashtags) {
- entities.push({
- "start" : tweet.entities.hashtags[i].indices[0],
- "end" : tweet.entities.hashtags[i].indices[1],
- "link" : '<a href="http://twitter.com/search?q=%23' + tweet.entities.hashtags[i].text + '" target="_blank">',
- "text" : '#' + tweet.entities.hashtags[i].text
- });
- }
- for (var i in tweet.entities.urls) {
- var linkurl = ( tweet.entities.urls[i].expanded_url ? tweet.entities.urls[i].expanded_url : tweet.entities.urls[i].url ),
- dispurl = linkurl.replace(/https?:\/\//,'');
- if (linkurl.search(/https?:\/\//) == -1) {
- linkurl = 'http://' + linkurl;
- }
- entities.push({
- "start" : tweet.entities.urls[i].indices[0],
- "end" : tweet.entities.urls[i].indices[1],
- "link" : '<a href="' + linkurl + '" target="_blank">',
- "text" : dispurl
- });
- }
- for (var i in tweet.entities.user_mentions) {
- entities.push({
- "start" : tweet.entities.user_mentions[i].indices[0],
- "end" : tweet.entities.user_mentions[i].indices[1],
- "link" : '<a href="http://twitter.com/' + tweet.entities.user_mentions[i].screen_name + '" target="_blank">',
- "text" : '@' + tweet.entities.user_mentions[i].screen_name
- });
- }
- entities.sort(function(a, b) { return a.start - b.start });
- for (var i in entities) {
- txt += highlight( tweet.text.substring(lastend, entities[i].start) ) + entities[i].link + highlight( entities[i].text ) + '</a>';
- lastend = entities[i].end;
- }
- txt += highlight( tweet.text.substring(lastend) );
- html += '<p class="tweet_text"><b>' + a_user + highlight('@' + tweet.user.screen_name) + '</a>' + ( className == 'full' ? ' (' + tweet.user.name + ')</b><br />' : '</b> : ') + txt + '</p>';
- if (className == 'full' && el == 'li') {
- html += '<div class="tweet_actions"><a href="http://twitter.com/intent/tweet?in_reply_to=' + tweet.id + '" target="_blank">répondre</a> · ';
- html += '<a href="http://twitter.com/intent/retweet?tweet_id=' + tweet.id + '" target="_blank">retweeter</a> · ';
- html += '<a href="http://twitter.com/intent/favorite?tweet_id=' + tweet.id + '" target="_blank">favori</a></div>';
- }
- }
- html += '</div></' + el + '>';
- return html;
-}
-
-function tlIdFromPos(x, y, outside) {
- if (!twCx.tlOnDisplay) {
- return;
- }
- var ligne = Math.min( twCx.tlOnDisplay.length - 1, Math.max( 0, Math.floor(( twCx.tlHeight - y ) / twCx.scaleY) ) ),
- colonne = Math.floor(( x - twCx.deltaX ) / twCx.scaleX ),
- l = 0;
- if (colonne >= twCx.tlOnDisplay[ligne].totalTweets || colonne < 0 ) {
- if (outside) {
- colonne = Math.min( twCx.tlOnDisplay[ligne].totalTweets - 1, Math.max( 0, colonne ));
- } else {
- return null;
- }
- }
- for (var i in twCx.tlOnDisplay[ligne].displayData) {
- var nl = l + twCx.tlOnDisplay[ligne].displayData[i].length;
- if (colonne < nl) {
- return {
- "id" : twCx.tlOnDisplay[ligne].displayData[i][colonne - l],
- "annotation" : i
- }
- }
- l = nl;
- }
-}
-
-function tlPosTweet(tweet, annotation) {
- if (!twCx.tweets) {
- return;
- }
- var x,
- y,
- dt = tweet.date_value,
- ann = ( annotation ? annotation : ( tweet.annotations.length ? tweet.annotations[0] : 'default' ) );
- for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
- if (twCx.tlOnDisplay[i].end > dt) {
- y = twCx.tlHeight - (i + .5) * twCx.scaleY;
- var l = 0;
- for (var j in twCx.tlOnDisplay[i].displayData) {
- if (j == ann) {
- var p = twCx.tlOnDisplay[i].displayData[j].indexOf(tweet.id);
- if (p != -1) {
- x = twCx.deltaX + twCx.scaleX * ( p + l + .5 );
- }
- break;
- }
- l += twCx.tlOnDisplay[i].displayData[j].length;
- }
- break;
- }
- }
- return ( x && y ? { "x" : x, "y" : y } : null);
-}
-
-function rolloverTweet(tweetid, showPopup, annotation) {
- var t = tweetById(tweetid);
- if (!t) {
- return;
- }
- var p = tlPosTweet(t, annotation);
- if (!p) {
- return;
- }
- var ptl = $("#timeline").offset();
- if (showPopup) {
- $("#hovercontent").html(tweetToHtml(t, 'full', 'div'));
- $("#hovertweet").css({
- "left" : parseInt(ptl.left + p.x) + "px",
- "top" : parseInt(ptl.top + p.y),
- "display" : "block"});
- } else {
- $("#hovertweet").hide();
- }
- for (var i in relHover) {
- relHover[i].remove();
- }
- relHover = drawTweetArcs(t, p, '#303030');
- relHover.push(drawTweetPos(p, '#ffffff'));
-}
-
-function drawTweetPos(pos, color) {
- var rel = tlPaper.rect(pos.x - .5 * twCx.scaleX, pos.y - .5 * twCx.scaleY, twCx.scaleX, twCx.scaleY);
- rel.attr({ "stroke" : color, "fill" : color, "fill-opacity" : .25 });
- return rel;
-}
-
-function drawTweetArcs(tweet, pos, color) {
-
- var res = [];
-
- function tweetAndArc(a, b, aorb) {
- if (a && b) {
- res.push(drawTweetPos(aorb ? a : b, color));
- var aa = tlPaper.path(arc(a,b))
- .attr({ "stroke" : color, "stroke-width" : 1.5, "stroke-opacity" : .8 });
- res.push(aa);
- }
- }
-
- if (tweet.retweeted_status) {
- var t = tweetById(tweet.retweeted_status.id);
- if (t) {
- tweetAndArc(pos, tlPosTweet(t));
- }
- }
-
- if (tweet.in_reply_to_status_id) {
- var t = tweetById(tweet.in_reply_to_status_id);
- if (t) {
- tweetAndArc(pos, tlPosTweet(t));
- }
- }
-
- if (tweet.backRefs) {
- for (var i in tweet.backRefs) {
- var t = tweetById(tweet.backRefs[i].referenced_by_id);
- if (t) {
- tweetAndArc(tlPosTweet(t), pos, true);
- }
- }
- }
-
- return res;
-}
-
-function updateDisplay() {
- if (!twCx.tweets) {
- return;
- }
- if (twCx.filtre) {
- var tweets = twCx.tweets.filter(function(tweet) {
- var mention = '@' + tweet.user.screen_name;
- return ( tweet.text.search(twCx.filtre) != -1 ) || ( mention.search(twCx.filtre) != -1 );
- });
- $("#inp_q").val(twCx.filtreTexte + ' (' + tweets.length + ' tweets)');
- if (tweets.length) {
- var idIndex = tweets.map(function(tweet) {
- return tweet.id;
- });
- var p = idIndex.indexOf(twCx.position);
- if (p == -1) {
- for (p = idIndex.length - 1; p > 0 && idIndex[p] > twCx.position; p--) {
- }
- }
- twCx.position = idIndex[p];
- twCx.currentIdIndex = idIndex;
- }
-
- } else {
- twCx.currentIdIndex = twCx.idIndex;
- var tweets = twCx.tweets;
- var p = twCx.idIndex.indexOf(twCx.position);
- if (p == -1) {
- p = (twCx.followLast ? twCx.idIndex.length - 1 : 0);
- }
- }
-
- var l = tweets.length,
- lines = 0,
- ppy = 0,
- html = '',
- tweetsOnDisplay = [],
- localWords = {};
-
- function pushTweet(tp, className) {
- if (tp < l && tp >= 0) {
- html += tweetToHtml(tweets[tp], className)
- tweetsOnDisplay.push(tp);
- for (var i in tweets[tp].words) {
- var w = tweets[tp].words[i];
- if (localWords[w]) {
- localWords[w].freq++
- } else {
- localWords[w] = {
- "freq" : 1,
- "annotations" : {}
- }
- for (var j in annotations) {
- if (j != 'default') {
- localWords[w].annotations[j] = 0;
- }
- }
- }
- for (var j in tweets[tp].annotations) {
- localWords[w].annotations[tweets[tp].annotations[j]]++;
- }
- }
- } else {
- html += placeHolder(className);
- }
- }
-
- if (l) {
-
- lastScrollPos = Math.floor( scrollExtent * ( 1 - ( p / l ) ) );
- $("#scrollcont").scrollTop(lastScrollPos);
-
- if (l > p + 18) {
- lines++;
- ppy += 20;
- for (var i = p + 31; i >= p + 18; i--) {
- pushTweet(i, 'icons');
- }
- }
- if (l > p + 4) {
- lines++;
- ppy += 20;
- for (var i = p + 17; i >= p + 4; i--) {
- pushTweet(i, 'icons');
- }
- }
- for (var k = 3; k >= 1; k--) {
- if (l > p + k) {
- ppy += 47;
- lines++;
- pushTweet(p + k, 'half');
- }
- }
- pushTweet(p, 'full');
- var n = p - 1;
- for (var i = 0; i < Math.min(6, Math.max(3, 6 - lines)); i++) {
- if (n < 0) {
- break;
- }
- pushTweet(n, 'half');
- n--;
- }
- for (var i = 0; i < 14 * Math.min(4, Math.max(2, 7 - lines)); i++) {
- if (n < 0) {
- break;
- }
- pushTweet(n, 'icons');
- n--;
- }
- if (html != tlBuffer) {
- $("#tweetlist").html(html);
- $(".tweet.full").fadeIn();
- tlBuffer = html;
- }
-
- /* Recherche des mots pertinents correspondant à la sélection */
-
- var tab = _(localWords).map(function(v, k) {
- return {
- "word": k,
- "freq" : v.freq,
- "annotations" : v.annotations,
- "score" : v.freq / Math.log( 2 + twCx.globalWords[j] )
- };
- }).filter(function(v) {
- return v.freq > 1;
- });
-
- if (tab.length) {
-
- tab = _(tab).sortBy( function(a) { return ( - a.score ) }).slice(0,20);
- var minfreq = _(tab).min( function(a) { return a.freq} ).freq,
- maxfreq = Math.max(minfreq + .1, _(tab).max( function(a) { return a.freq} ).freq),
- echfreq = 8 / Math.sqrt( maxfreq - minfreq ),
- html = '';
- for (var j in tab) {
- var maxann = 0,
- ann = "default";
- for (var k in tab[j].annotations) {
- if (tab[j].annotations[k] == maxann) {
- ann = "default";
- }
- if (tab[j].annotations[k] > maxann) {
- ann = k;
- maxann = tab[j].annotations[k];
- }
- }
- if (ann == "default") {
- var coul = '';
- } else {
- var c = getColor(ann, .6),
- coul = "background: rgba(" + [ Math.floor(c.r), Math.floor(c.g), Math.floor(c.b), ( tab[j].annotations[ann] / tab[j].freq )].join(',') + ")";
- }
- var fontsize = Math.floor( ( 12 + Math.sqrt( tab[j].freq - minfreq ) * echfreq ) );
- html += '<span style="line-height: ' + (8 + fontsize) + 'px; font-size: ' + fontsize + 'px;' + coul + '" onclick="filtrerTexte(\'' + tab[j].word.replace(/('|")/g, '\\$1') + '\')">' + tab[j].word + '</span> ';
- }
- $("#motscles").html(html);
- } else {
- $("#motscles").html('');
- }
- twCx.centralTweet = tweets[p];
- } else {
- $("#tweetlist").html('');
- tlBuffer = '';
- $("#motscles").html('');
- }
-
- twCx.tlOnDisplay = trimFDS();
- twCx.scaleY = twCx.tlHeight / twCx.tlOnDisplay.length;
- var maxTweets = 0,
- startTl = 0,
- endTl = twCx.tlOnDisplay.length - 1;
- if (l) {
- var startTw = tweets[tweetsOnDisplay[tweetsOnDisplay.length - 1]].date_value,
- endTw = tweets[tweetsOnDisplay[0]].date_value;
- }
- for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
- if (l) {
- if (startTw >= twCx.tlOnDisplay[i].start && startTw < twCx.tlOnDisplay[i].end) {
- startTl = i;
- }
- if (endTw >= twCx.tlOnDisplay[i].start && endTw < twCx.tlOnDisplay[i].end) {
- endTl = i;
- }
- }
- var displayData = {};
- for (var j in annotations) {
- displayData[j] = [];
- }
- for (var j in twCx.tlOnDisplay[i].tweets) {
- var tweetid = twCx.tlOnDisplay[i].tweets[j],
- tweet = tweetById(tweetid);
- if (tweet) {
- if (tweet.annotations.length) {
- for (var k in tweet.annotations) {
- displayData[tweet.annotations[k]].push(tweetid);
- }
- } else {
- displayData['default'].push(tweetid);
- }
- }
- }
- var nbT = 0;
- for (var j in displayData) {
- nbT += displayData[j].length;
- }
- maxTweets = Math.max(maxTweets, nbT);
- twCx.tlOnDisplay[i].displayData = displayData;
- twCx.tlOnDisplay[i].totalTweets = nbT;
- }
- twCx.scaleX = ( twCx.tlWidth - twCx.deltaX ) / maxTweets;
- tlPaper.clear();
- relHover = null;
-
- // Dessin de la correspondance liste-timeline
- if (l) {
- var startY = twCx.tlHeight - startTl * twCx.scaleY,
- endY = twCx.tlHeight - ( endTl + 1 ) * twCx.scaleY,
- path = "M0 " + twCx.tlHeight + "C" + .7*twCx.deltaX + " " + twCx.tlHeight + " " + .3*twCx.deltaX + " " + startY + " " + twCx.deltaX + " " + startY + "L" + twCx.tlWidth + " " + startY + "L" + twCx.tlWidth + " " + endY + "L" + twCx.deltaX + " " + endY + "C" + .3*twCx.deltaX + " " + endY + " " + .7*twCx.deltaX + " 0 0 0";
- tlPaper.path( path ).attr({ "stroke" : "none", "fill" : "#000080", "opacity" : .2 });
- }
- // dessin de la date de début
-
- tlPaper.text(twCx.deltaX / 2, twCx.tlHeight - 7, new Date(twCx.tlOnDisplay[0].start).toTimeString().substr(0,5))
- .attr({ "text-anchor" : "middle", "font-size": "9px" });
-
- // dessin de la date de fin
-
- tlPaper.text(twCx.deltaX / 2, 7, new Date(twCx.tlOnDisplay[twCx.tlOnDisplay.length - 1].end).toTimeString().substr(0,5))
- .attr({ "text-anchor" : "middle", "font-size": "9px" });
-
- for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
- var n = 0,
- posY = twCx.tlHeight - ( i + 1 ) * twCx.scaleY;
- for (var j in twCx.tlOnDisplay[i].displayData) {
- var ll = twCx.tlOnDisplay[i].displayData[j].length;
- if (ll > 0) {
- tlPaper.rect( twCx.deltaX + n * twCx.scaleX, posY, ll * twCx.scaleX, twCx.scaleY )
- .attr({"stroke" : "none", "fill" : getColor(j, .4).hex });
- n += ll;
- }
- }
-
- // Si on est à une demi-heure, on trace un axe secondaire + heure
-
- if (i < twCx.tlOnDisplay.length - 1 && !(twCx.tlOnDisplay[i].end % 1800000)) {
- tlPaper.path("M0 "+posY+"L" + twCx.tlWidth +" "+posY).attr({"stroke":"#ccc"});
- tlPaper.text(twCx.deltaX / 2, posY, new Date(twCx.tlOnDisplay[i].end).toTimeString().substr(0,5)).attr({ "text-anchor" : "middle", "font-size": "9px" });
- }
- }
-
- // dessin du tweet courant
-
- if (l) {
-
- if (twCx.filtre) {
- for (var i = 0; i < tweets.length; i++) {
- if (i != p) {
- var pos = tlPosTweet(tweets[i]);
- if (pos) {
- drawTweetPos(pos, "#ffccff");
- }
- }
- }
-
- }
-
- var posp = tlPosTweet(tweets[p]);
- if (posp) {
-
- drawTweetPos(posp, "#ffff00");
- var yy = posp.y - .5 * twCx.scaleY,
- path = "M0 " + ppy + "C" + ( .7 * twCx.deltaX ) + " " + ppy + " " + ( .2 * twCx.deltaX ) + " " + yy + " " + ( twCx.deltaX ) + " " + yy + "L" + ( posp.x - .5 * twCx.scaleX ) + " " + yy;
- yy = posp.y + .5 * twCx.scaleY;
- ppy += 117;
- path += "L" + ( posp.x - .5 * twCx.scaleX ) + " " + yy + "L" + twCx.deltaX + " " + yy + "C" + ( .2 * twCx.deltaX ) + " " + yy + " " + ( .7 * twCx.deltaX ) + " " + ppy + " 0 " + ppy;
- tlPaper.path( path ).attr({"stroke":"#ffff00", "fill" : "#ffff00", "fill-opacity" : .15});
-
- drawTweetArcs(tweets[p], posp, '#800080');
- }
- }
-}
-
-function filtrerAnnotation(annotation) {
- if (annotations[annotation]) {
- effectuerFiltrage(annotations[annotation].display_name,
- new RegExp( "(" + annotations[annotation].keywords.map(function(a) { return a.source }).join("|") + ")", "gi" ) );
- } else {
- effectuerFiltrage('', null)
- }
-}
-
-function filtrerTexte(valeur) {
- effectuerFiltrage( valeur, valeur ? new RegExp("(" + valeur.replace(/(\W)/g, '\\$1') + ")" ,'gi') : null );
-}
-
-function effectuerFiltrage(filtreTexte, tabRegexp) {
- $("#recherche_annot").slideUp();
- $("#inp_q").val(filtreTexte).attr("class","rechercheCourante");
- twCx.filtreTexte = filtreTexte;
- twCx.filtre = tabRegexp;
- twCx.followLast = !tabRegexp && (twCx.position == twCx.idIndex[twCx.idIndex.length - 1]);
- updateDisplay();
-}
-
-function clicTl(evt) {
- var o = $("#timeline").offset();
- if (twCx.tlMouseClicked && twCx.tlMouseMoved) {
- var twid = tlIdFromPos(evt.pageX - o.left + twCx.refPosTl.x - twCx.refMouse.x, evt.pageY - o.top + twCx.refPosTl.y - twCx.refMouse.y, true);
- if (twid) {
- selectTweet(twid.id);
- }
- } else {
- var twid = tlIdFromPos(evt.pageX - o.left, evt.pageY - o.top, twCx.tlMouseClicked);
- if (twCx.tlMouseMoved && !twCx.tlMouseClicked) {
- if (twid) {
- rolloverTweet(twid.id, true, twid.annotation);
- } else {
- $("#hovertweet").hide();
- }
- }
- if (twCx.tlMouseClicked && !twCx.tlMouseMoved) {
- if (twid) {
- selectTweet(twid.id);
- }
- }
- }
-}
-
-function loadTweets(tweets) {
- twCx.timeline = [];
- twCx.idIndex = [];
- twCx.tweets = [];
- for (var i in tweets) {
- addTweet(tweets[i]);
- }
- if (twCx.followLast) {
- twCx.position = twCx.idIndex[twCx.tweets.length - 1];
- }
- updateDisplay();
-}
-
-function focusOutRecherche() {
- $("#recherche_annot").slideUp();
- var inpq = $("#inp_q"),
- val = inpq.val();
- if (val == '' || val == twCx.filtreTexte) {
- if (twCx.filtre) {
- inpq.attr("class", "rechercheCourante").val(twCx.filtreTexte);
- } else {
- inpq.attr("class", "greyed").val("Rechercher");
- }
- }
-}
-
-function chaineTimeZoom() {
- var chaine = "",
- t = twCx.date_levels[twCx.timeLevel],
- h = 3600*1000,
- m = 60*1000,
- s = 1000,
- heures = Math.floor(t/h);
- if (heures) { chaine += heures + ' h. ' };
- t -= (heures * h);
- var minutes = Math.floor(t/m);
- if (minutes) { chaine += minutes + ' min. ' };
- t -= (minutes * m);
- if (t) { chaine += Math.floor(t/s) + ' sec.' }
- $("#time_scale").html(chaine);
- $("#time_zoomout").attr("class",(twCx.timeLevel == 0 ? "inactive" : ""));
- $("#time_zoomin").attr("class",(twCx.timeLevel == twCx.date_levels.length - 1 ? "inactive" : ""));
-}
-
-$(document).ready(function() {
- tlPaper = Raphael("timeline", twCx.tlWidth, twCx.tlHeight);
-
- if (typeof STANDALONE_APP == "undefined" || !STANDALONE_APP) {
- console.log("Loading from socket.io");
- socket = io.connect('http://' + document.location.hostname );
- socket.on("initial_data", function(data) {
- loadTweets(data.tweets)
- });
- socket.on("update", function(data) {
- if (!twCx.tweets) {
- return;
- }
- for (var i in data.new_tweets) {
- addTweet(data.new_tweets[i]);
- }
- if (twCx.followLast) {
- twCx.position = twCx.idIndex[twCx.tweets.length - 1];
- }
- updateDisplay();
- });
- } else {
- $.getScript("tweetdata.js");
- }
-
- var html = '';
- for (var j in annotations) {
- if (j != "default") {
- html += '<a href="#" style="background: ' + getColor(j, .7).hex + ';" onclick=filtrerAnnotation(\'' + j + '\'); return false;">' + annotations[j].display_name + '</a> '
- }
- }
- $("#rech_list_annot").html(html);
-
- chaineTimeZoom();
-
- $("#tweetlist").mousewheel(function(e, d) {
- wheelDelta += d;
- if (Math.abs(wheelDelta) >= 1) {
- movePos( parseInt(wheelDelta) );
- wheelDelta = 0;
- }
- return false;
- });
- $("#timeline").mousewheel(function(e, d) {
- wheelDelta += d;
- if (Math.abs(wheelDelta) >= 1) {
- if (wheelDelta > 0) {
- tl = Math.min(twCx.date_levels.length - 1, twCx.timeLevel + 1);
- } else {
- tl = Math.max(0, twCx.timeLevel - 1);
- }
- if (tl != twCx.timeLevel) {
- twCx.timeLevel = tl;
- chaineTimeZoom();
- updateDisplay();
- }
- wheelDelta = 0;
- }
- return false;
- });
- $("#time_zoomin").click(function() {
- if (twCx.timeLevel < twCx.date_levels.length - 1) {
- twCx.timeLevel++;
- chaineTimeZoom();
- updateDisplay();
- }
- });
- $("#time_zoomout").click(function() {
- if (twCx.timeLevel > 0) {
- twCx.timeLevel--;
- chaineTimeZoom();
- updateDisplay();
- }
- });
- $("#timeline, #tweetlist").mouseout(function() {
- twCx.tlMouseClicked = false;
- twCx.tlMouseMoved = false;
- $("#hovertweet").hide();
- });
- $("#timeline").mousemove(function(evt) {
- twCx.tlMouseMoved = true;
- clicTl(evt);
- });
- $("#timeline").mousedown(function(evt) {
- twCx.tlMouseClicked = true;
- twCx.tlMouseMoved = false;
- var o = $(this).offset();
- twCx.refMouse = { x : evt.pageX - o.left, y : evt.pageY - o.top };
- twCx.refPosTl = tlPosTweet(tweetById(twCx.position)) || twCx.refMouse;
- });
- $("#timeline").mouseup(function(evt) {
- clicTl(evt);
- twCx.tlMouseClicked = false;
- twCx.tlMouseMoved = false;
- });
- $("#inp_q").focus(function() {
- $("#recherche_annot").slideDown();
- $(this).val($(this).val().replace(/ \(.+\)$/, ''))
- if ($(this).hasClass("greyed")) {
- $(this).val("");
- }
- $(this).attr("class","");
- });
- $("#inp_q").focusout(function() {
- focusOutRecherche();
- });
- $("#inp_reset").click(function() {
- $("#inp_q").val('');
- if (twCx.filtre) {
- twCx.filtre = null;
- updateDisplay();
- }
- twCx.filtreTexte = '';
- focusOutRecherche();
- return false;
- })
- $("#recherche").submit(function(evt) {
- evt.preventDefault();
- if (!$("#inp_q").hasClass("greyed")) {
- var valeur = $("#inp_q").val();
- filtrerTexte(valeur);
- }
- return false;
- });
-
- setInterval(function() {
- var sc = $("#scrollcont");
- if (sc.scrollTop() != lastScrollPos && twCx.tweets) {
- var p = Math.floor( twCx.currentIdIndex.length * ( 1 - sc.scrollTop() / scrollExtent ) );
- goToPos(p);
- }
-
- }, 100)
-});
-
+/**
+ * @author raph
+ */
+
+var socket,
+ tlPaper,
+ twCx = {
+ followLast : true,
+ position : "0",
+ date_levels : [
+ 3600 * 1000,
+ 15 * 60 * 1000,
+ 5 * 60 * 1000,
+ 60 * 1000
+ ],
+ timeLevel : 1,
+ deltaX : 40,
+ tlWidth : 150,
+ tlHeight : 480,
+ globalWords : {},
+ refMouse : { x : 0, y : 0},
+ refPosTl : { x : 0, y : 0},
+ tlMouseMoved : false,
+ tlMouseClicked : false,
+ filtre : null
+ },
+ tlBuffer = '',
+ relHover = [],
+ wheelDelta = 0,
+ scrollEnabled = false,
+ scrollExtent = 8000 - 480,
+ lastScrollPos = 0,
+ rx_url = /https?:\/\/[0-9a-zA-Z\.%\/-_]+/g,
+ rx_word = /[^ \.&;,'"!\?\d\(\)\+\[\]\\\…\-«»:\/]{3,}/g,
+ stop_list = [ 'and', 'avec', 'aux', 'car', 'comme', 'dans', 'donc', 'des', 'elle', 'est', 'être', 'eux', 'ils', 'les', 'leur', 'leurs', 'mes', 'mon', 'tes', 'ton', 'notre', 'nos', 'nous', 'ont', 'pas', 'que', 'qui', 'sont', 'the', 'une', 'votre', 'vos', 'vous' ];
+
+function getColor(annotation, lum) {
+ return Raphael.hsl2rgb(annotations[annotation].colors.h, annotations[annotation].colors.s, lum);
+}
+
+function tweetPopup(url) {
+ var popW = 550,
+ popH = 350,
+ scrW = screen.width,
+ scrH = screen.height,
+ posX = Math.round((scrW/2)-(popW/2)),
+ posY = (scrH > popH ? Math.round((scrH/2)-(popH/2)) : 0);
+ window.open(url,
+ '',
+ 'left=' + posX + ',top=' + posY + ',width=' + popW + ',height=' + popH + ',personalbar=0,toolbar=0,scrollbars=1,resizable=1');
+}
+
+function arc(source, target) {
+ var x3 = .3 * target.y - .3 * source.y + .8 * source.x + .2 * target.x;
+ var y3 = .8 * source.y + .2 * target.y - .3 * target.x + .3 * source.x;
+ var x4 = .3 * target.y - .3 * source.y + .2 * source.x + .8 * target.x;
+ var y4 = .2 * source.y + .8 * target.y - .3 * target.x + .3 * source.x;
+ return "M" + source.x + " " + source.y + "C" + [x3, y3, x4, y4, target.x, target.y].join(" ");
+}
+
+function addTweet(tweet) {
+ function backRef(source_id, target_id, type) {
+ var target = tweetById(target_id);
+ if (target) {
+ var brobj = {
+ "referenced_by_id" : source_id,
+ "type" : type
+ }
+ if (target.backRefs) {
+ target.backRefs.push(brobj);
+ } else {
+ target.backRefs = [ brobj ]
+ }
+ }
+ }
+
+ if (twCx.idIndex.indexOf(tweet.id) != -1) {
+ return;
+ }
+
+ var txt_date = tweet.created_at;
+ if (navigator.userAgent.search(/MSIE/) != -1) {
+ txt_date = txt_date.replace(/( \+)/, ' UTC$1');
+ }
+ tweet.date_value = Date.parse(txt_date);
+
+ var tab = tweet.text.match(/\&\#[0-9]+\;/g);
+ for (var i in tab) {
+ var n = parseInt(tab[i].substr(2));
+ if (n != NaN) {
+ tweet.text = tweet.text.replace(tab[i], String.fromCharCode(n));
+ }
+ }
+
+ var ann = [];
+ for (var j in annotations) {
+ if (j != "default") {
+ for (var k in annotations[j].keywords) {
+ if (tweet.text.search(annotations[j].keywords[k]) != -1) {
+ ann.push(j);
+ break;
+ }
+ }
+ }
+ }
+ tweet.annotations = ann;
+
+ if (tweet.in_reply_to_status_id) {
+ backRef( tweet.id, tweet.in_reply_to_status_id, "reply" );
+ }
+ if (tweet.retweeted_status) {
+ backRef( tweet.id, tweet.retweeted_status.id, "retweet" );
+ }
+
+ var localWords = []
+
+ var tab = tweet.text.replace(rx_url,'').match(rx_word);
+ for (var i in tab) {
+ var word = tab[i].toLowerCase();
+ if (stop_list.indexOf(word) == -1 && tracking_keywords.indexOf(word) == -1) {
+ if (twCx.globalWords[word]) {
+ twCx.globalWords[word]++;
+ } else {
+ twCx.globalWords[word] = 1;
+ }
+ localWords.push(word);
+ }
+ }
+
+ tweet.words = localWords;
+
+ var p = twCx.idIndex.length;
+ while (p && tweet.id < twCx.idIndex[p-1]) {
+ p--;
+ }
+ twCx.tweets.splice(p, 0, tweet);
+ twCx.idIndex.splice(p, 0, tweet.id);
+
+ if (!twCx.timeline.length) {
+ twCx.timeline = [ populateDateStruct(0, twCx.date_levels[0] * parseInt(tweet.date_value / twCx.date_levels[0])) ]
+ }
+ while (tweet.date_value > twCx.timeline[twCx.timeline.length - 1].end) {
+ twCx.timeline.push( populateDateStruct(0, twCx.timeline[twCx.timeline.length - 1].end) );
+ }
+
+ insertIntoDateStruct(twCx.timeline, tweet);
+}
+
+function getSliceContent(slice) {
+ if (slice.slices) {
+ var result = [];
+ for (var i in slice.slices) {
+ result = result.concat(getSliceContent(slice.slices[i]));
+ }
+ } else {
+ var result = slice.tweets;
+ }
+ return result;
+}
+
+function flattenDateStruct(slices, target_level) {
+ var current_level = slices[0].level,
+ result = [];
+ if (current_level < target_level) {
+ if (slices[0].slices) {
+ for (var i in slices) {
+ result = result.concat(flattenDateStruct(slices[i].slices, target_level));
+ }
+ }
+ }
+ else {
+ for (var i in slices) {
+ result.push({
+ "start" : slices[i].start,
+ "end" : slices[i].end,
+ "tweets" : getSliceContent(slices[i])
+ });
+ }
+ }
+ return result;
+}
+
+function trimFDS() {
+ var slices = flattenDateStruct(twCx.timeline, twCx.timeLevel);
+ while (slices[0].tweets.length == 0) {
+ slices.splice(0,1);
+ }
+ while (slices[slices.length - 1].tweets.length == 0) {
+ slices.pop();
+ }
+ var centralTweet = ( twCx.centralTweet ? twCx.centralTweet : twCx.tweets[twCx.tweets.length - 1] ),
+ delta = 30 * twCx.date_levels[twCx.timeLevel],
+ centre = Math.min(slices[slices.length - 1].end - delta , Math.max(slices[0].start + delta, centralTweet.date_value)),
+ min = centre - delta,
+ max = centre + delta;
+ while (slices[0].start < min) {
+ slices.splice(0,1);
+ }
+ while (slices[slices.length - 1].end > max) {
+ slices.pop();
+ }
+ return slices;
+}
+
+function populateDateStruct(level, start) {
+ var end = start + twCx.date_levels[level],
+ struct = {
+ "level" : level,
+ "start" : start,
+ "end" : end
+ };
+ if (level < twCx.date_levels.length - 1) {
+ struct.slices = [];
+ var newstart = start;
+ while (newstart < end) {
+ struct.slices.push(populateDateStruct(level + 1, newstart));
+ newstart += twCx.date_levels[level + 1];
+ }
+ } else {
+ struct.tweets = [];
+ }
+ return struct;
+}
+
+function insertIntoDateStruct(slices, tweet) {
+ var creadate = tweet.date_value;
+ for (var i in slices) {
+ if (creadate < slices[i].end) {
+ if (slices[i].slices) {
+ insertIntoDateStruct(slices[i].slices, tweet);
+ } else {
+ slices[i].tweets.push(tweet.id);
+ }
+ break;
+ }
+ }
+}
+
+function placeHolder(className) {
+ return '<li class="placeholder ' + className + '"></li>';
+}
+
+function tweetById(tweetid) {
+ var pos = twCx.idIndex.indexOf(tweetid);
+ return (pos == -1) ? false : twCx.tweets[pos];
+}
+
+function selectTweet(tweetid) {
+ twCx.position = tweetid;
+ twCx.followLast = (twCx.position == twCx.idIndex[twCx.tweets.length - 1]);
+ updateDisplay();
+}
+
+function goToPos(nPos) {
+ twCx.position = twCx.currentIdIndex[Math.min( twCx.currentIdIndex.length - 1, Math.max(0, nPos ) )];
+ twCx.followLast = (!twCx.filtre && nPos == twCx.tweets.length - 1);
+ updateDisplay();
+}
+
+function movePos(delta) {
+ goToPos( delta + twCx.currentIdIndex.indexOf(twCx.position) );
+}
+
+function tweetToHtml(tweet, className, elName) {
+
+ function highlight(texte) {
+ return ( twCx.filtre ? texte.replace(twCx.filtre, '<span class="highlight">$1</span>' ) : texte );
+ }
+
+ if (!tweet) {
+ return placeHolder(className);
+ }
+ var el = (elName ? elName : 'li');
+ var html = '<' + el + ' class="tweet ' + className + '" id="tweet_' + tweet.id + '"';
+ if (className != 'full') {
+ html += ' onclick="selectTweet(\'' + tweet.id + '\'); return false;"';
+ }
+ html += ' onmouseover="rolloverTweet(\'' + tweet.id + "', " + ( className == 'icons' ) + ');"';
+ if (twCx.followLast && className == 'full' && el == 'li') {
+ html += ' style="display: none"';
+ }
+ html += '>';
+ if (tweet.annotations.length) {
+ html += '<div class="annotations">';
+ for (var i in tweet.annotations) {
+ html += '<div class="annotation" style="width:' + (100/tweet.annotations.length) + '%; background:' + getColor(tweet.annotations[i], (className == 'icons' ? .4 : .85)).hex + '"></div>';
+ }
+ html += '</div>';
+ }
+ html += '<div class="twmain">';
+ var a_user = '<a href="http://twitter.com/' + tweet.user.screen_name + '" onclick="filtrerTexte(\'@' + tweet.user.screen_name + '\'); return false;" target="_blank">';
+ html += '<div class="around_img">' + a_user + '<img class="profile_image" src="' + tweet.user.profile_image_url + '" /></a>';
+ if (className == 'full') {
+ html += '<p class="created_at">' + new Date(tweet.date_value).toTimeString().substr(0,8) + '</a></p>';
+ }
+ html += '</div>';
+ if (className != 'icons') {
+ lastend = 0;
+ var txt = '',
+ entities = [];
+ for (var i in tweet.entities.hashtags) {
+ entities.push({
+ "start" : tweet.entities.hashtags[i].indices[0],
+ "end" : tweet.entities.hashtags[i].indices[1],
+ "link" : '<a href="http://twitter.com/search?q=%23' + tweet.entities.hashtags[i].text + '" onclick="filtrerTexte(\'#' + tweet.entities.hashtags[i].text + '\'); return false;" target="_blank">',
+ "text" : '#' + tweet.entities.hashtags[i].text
+ });
+ }
+ for (var i in tweet.entities.urls) {
+ var linkurl = ( tweet.entities.urls[i].expanded_url ? tweet.entities.urls[i].expanded_url : tweet.entities.urls[i].url ),
+ dispurl = linkurl.replace(/https?:\/\//,'');
+ if (linkurl.search(/https?:\/\//) == -1) {
+ linkurl = 'http://' + linkurl;
+ }
+ entities.push({
+ "start" : tweet.entities.urls[i].indices[0],
+ "end" : tweet.entities.urls[i].indices[1],
+ "link" : '<a href="' + linkurl + '" target="_blank">',
+ "text" : dispurl
+ });
+ }
+ for (var i in tweet.entities.user_mentions) {
+ entities.push({
+ "start" : tweet.entities.user_mentions[i].indices[0],
+ "end" : tweet.entities.user_mentions[i].indices[1],
+ "link" : '<a href="http://twitter.com/' + tweet.entities.user_mentions[i].screen_name + '" onclick="filtrerTexte(\'@' + tweet.entities.user_mentions[i].screen_name + '\'); return false;" target="_blank">',
+ "text" : '@' + tweet.entities.user_mentions[i].screen_name
+ });
+ }
+ entities.sort(function(a, b) { return a.start - b.start });
+ for (var i in entities) {
+ txt += highlight( tweet.text.substring(lastend, entities[i].start) ) + entities[i].link + highlight( entities[i].text ) + '</a>';
+ lastend = entities[i].end;
+ }
+ txt += highlight( tweet.text.substring(lastend) );
+ html += '<p class="tweet_text"><b>' + a_user + highlight('@' + tweet.user.screen_name) + '</a>' + ( className == 'full' ? ' (' + tweet.user.name + ')</b><br />' : '</b> : ') + txt + '</p>';
+ if (className == 'full' && el == 'li') {
+ html += '<div class="tweet_actions"><a href="http://twitter.com/' + tweet.user.screen_name + '/status/' + tweet.id + '" onclick="tweetPopup(this.href); return false;" target="_blank">afficher tweet</a> - ';
+ html += '<a href="http://twitter.com/intent/tweet?in_reply_to=' + tweet.id + '" onclick="tweetPopup(this.href); return false;" target="_blank">répondre</a> · ';
+ html += '<a href="http://twitter.com/intent/retweet?tweet_id=' + tweet.id + '" onclick="tweetPopup(this.href); return false;" target="_blank">retweeter</a> · ';
+ html += '<a href="http://twitter.com/intent/favorite?tweet_id=' + tweet.id + '" onclick="tweetPopup(this.href); return false;" target="_blank">favori</a></div>';
+ }
+ }
+ html += '</div></' + el + '>';
+ return html;
+}
+
+function tlIdFromPos(x, y, outside) {
+ if (!twCx.tlOnDisplay) {
+ return;
+ }
+ var ligne = Math.min( twCx.tlOnDisplay.length - 1, Math.max( 0, Math.floor(( twCx.tlHeight - y ) / twCx.scaleY) ) ),
+ colonne = Math.floor(( x - twCx.deltaX ) / twCx.scaleX ),
+ l = 0;
+ if (colonne >= twCx.tlOnDisplay[ligne].totalTweets || colonne < 0 ) {
+ if (outside) {
+ colonne = Math.min( twCx.tlOnDisplay[ligne].totalTweets - 1, Math.max( 0, colonne ));
+ } else {
+ return null;
+ }
+ }
+ for (var i in twCx.tlOnDisplay[ligne].displayData) {
+ var nl = l + twCx.tlOnDisplay[ligne].displayData[i].length;
+ if (colonne < nl) {
+ return {
+ "id" : twCx.tlOnDisplay[ligne].displayData[i][colonne - l],
+ "annotation" : i
+ }
+ }
+ l = nl;
+ }
+}
+
+function tlPosTweet(tweet, annotation) {
+ if (!twCx.tweets) {
+ return;
+ }
+ var x,
+ y,
+ dt = tweet.date_value,
+ ann = ( annotation ? annotation : ( tweet.annotations.length ? tweet.annotations[0] : 'default' ) );
+ for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
+ if (twCx.tlOnDisplay[i].end > dt) {
+ y = twCx.tlHeight - (i + .5) * twCx.scaleY;
+ var l = 0;
+ for (var j in twCx.tlOnDisplay[i].displayData) {
+ if (j == ann) {
+ var p = twCx.tlOnDisplay[i].displayData[j].indexOf(tweet.id);
+ if (p != -1) {
+ x = twCx.deltaX + twCx.scaleX * ( p + l + .5 );
+ }
+ break;
+ }
+ l += twCx.tlOnDisplay[i].displayData[j].length;
+ }
+ break;
+ }
+ }
+ return ( x && y ? { "x" : x, "y" : y } : null);
+}
+
+function rolloverTweet(tweetid, showPopup, annotation) {
+ var t = tweetById(tweetid);
+ if (!t) {
+ return;
+ }
+ var p = tlPosTweet(t, annotation);
+ if (!p) {
+ return;
+ }
+ var ptl = $("#timeline").offset();
+ if (showPopup) {
+ $("#hovercontent").html(tweetToHtml(t, 'full', 'div'));
+ $("#hovertweet").css({
+ "left" : parseInt(ptl.left + p.x) + "px",
+ "top" : parseInt(ptl.top + p.y),
+ "display" : "block"});
+ } else {
+ $("#hovertweet").hide();
+ }
+ for (var i in relHover) {
+ relHover[i].remove();
+ }
+ relHover = drawTweetArcs(t, p, '#303030');
+ relHover.push(drawTweetPos(p, '#ffffff'));
+}
+
+function drawTweetPos(pos, color) {
+ var rel = tlPaper.rect(pos.x - .5 * twCx.scaleX, pos.y - .5 * twCx.scaleY, twCx.scaleX, twCx.scaleY);
+ rel.attr({ "stroke" : color, "fill" : color, "fill-opacity" : .25 });
+ return rel;
+}
+
+function drawTweetArcs(tweet, pos, color) {
+
+ var res = [];
+
+ function tweetAndArc(a, b, aorb) {
+ if (a && b) {
+ res.push(drawTweetPos(aorb ? a : b, color));
+ var aa = tlPaper.path(arc(a,b))
+ .attr({ "stroke" : color, "stroke-width" : 1.5, "stroke-opacity" : .8 });
+ res.push(aa);
+ }
+ }
+
+ if (tweet.retweeted_status) {
+ var t = tweetById(tweet.retweeted_status.id);
+ if (t) {
+ tweetAndArc(pos, tlPosTweet(t));
+ }
+ }
+
+ if (tweet.in_reply_to_status_id) {
+ var t = tweetById(tweet.in_reply_to_status_id);
+ if (t) {
+ tweetAndArc(pos, tlPosTweet(t));
+ }
+ }
+
+ if (tweet.backRefs) {
+ for (var i in tweet.backRefs) {
+ var t = tweetById(tweet.backRefs[i].referenced_by_id);
+ if (t) {
+ tweetAndArc(tlPosTweet(t), pos, true);
+ }
+ }
+ }
+
+ return res;
+}
+
+function updateDisplay() {
+ if (!twCx.tweets) {
+ return;
+ }
+ if (twCx.filtre) {
+ var tweets = twCx.tweets.filter(function(tweet) {
+ var mention = '@' + tweet.user.screen_name;
+ return ( tweet.text.search(twCx.filtre) != -1 ) || ( mention.search(twCx.filtre) != -1 );
+ });
+ $("#inp_q").val(twCx.filtreTexte + ' (' + tweets.length + ' tweets)');
+ if (tweets.length) {
+ var idIndex = tweets.map(function(tweet) {
+ return tweet.id;
+ });
+ var p = idIndex.indexOf(twCx.position);
+ if (p == -1) {
+ for (p = idIndex.length - 1; p > 0 && idIndex[p] > twCx.position; p--) {
+ }
+ }
+ twCx.position = idIndex[p];
+ twCx.currentIdIndex = idIndex;
+ }
+
+ } else {
+ twCx.currentIdIndex = twCx.idIndex;
+ var tweets = twCx.tweets;
+ var p = twCx.idIndex.indexOf(twCx.position);
+ if (p == -1) {
+ p = (twCx.followLast ? twCx.idIndex.length - 1 : 0);
+ }
+ }
+
+ var l = tweets.length,
+ lines = 0,
+ ppy = 0,
+ html = '',
+ tweetsOnDisplay = [],
+ localWords = {};
+
+ function pushTweet(tp, className) {
+ if (tp < l && tp >= 0) {
+ html += tweetToHtml(tweets[tp], className)
+ tweetsOnDisplay.push(tp);
+ for (var i in tweets[tp].words) {
+ var w = tweets[tp].words[i];
+ if (localWords[w]) {
+ localWords[w].freq++
+ } else {
+ localWords[w] = {
+ "freq" : 1,
+ "annotations" : {}
+ }
+ for (var j in annotations) {
+ if (j != 'default') {
+ localWords[w].annotations[j] = 0;
+ }
+ }
+ }
+ for (var j in tweets[tp].annotations) {
+ localWords[w].annotations[tweets[tp].annotations[j]]++;
+ }
+ }
+ } else {
+ html += placeHolder(className);
+ }
+ }
+
+ if (l) {
+
+ lastScrollPos = Math.floor( scrollExtent * ( 1 - ( p / l ) ) );
+ $("#scrollcont").scrollTop(lastScrollPos);
+
+ if (l > p + 18) {
+ lines++;
+ ppy += 20;
+ for (var i = p + 31; i >= p + 18; i--) {
+ pushTweet(i, 'icons');
+ }
+ }
+ if (l > p + 4) {
+ lines++;
+ ppy += 20;
+ for (var i = p + 17; i >= p + 4; i--) {
+ pushTweet(i, 'icons');
+ }
+ }
+ for (var k = 3; k >= 1; k--) {
+ if (l > p + k) {
+ ppy += 47;
+ lines++;
+ pushTweet(p + k, 'half');
+ }
+ }
+ pushTweet(p, 'full');
+ var n = p - 1;
+ for (var i = 0; i < Math.min(6, Math.max(3, 6 - lines)); i++) {
+ if (n < 0) {
+ break;
+ }
+ pushTweet(n, 'half');
+ n--;
+ }
+ for (var i = 0; i < 14 * Math.min(4, Math.max(2, 7 - lines)); i++) {
+ if (n < 0) {
+ break;
+ }
+ pushTweet(n, 'icons');
+ n--;
+ }
+ if (html != tlBuffer) {
+ $("#tweetlist").html(html);
+ $(".tweet.full").fadeIn();
+ tlBuffer = html;
+ }
+
+ /* Recherche des mots pertinents correspondant à la sélection */
+
+ var tab = _(localWords).map(function(v, k) {
+ return {
+ "word": k,
+ "freq" : v.freq,
+ "annotations" : v.annotations,
+ "score" : v.freq / Math.log( 2 + twCx.globalWords[j] )
+ };
+ }).filter(function(v) {
+ return v.freq > 1;
+ });
+
+ if (tab.length) {
+
+ tab = _(tab).sortBy( function(a) { return ( - a.score ) }).slice(0,20);
+ var minfreq = _(tab).min( function(a) { return a.freq} ).freq,
+ maxfreq = Math.max(minfreq + .1, _(tab).max( function(a) { return a.freq} ).freq),
+ echfreq = 8 / Math.sqrt( maxfreq - minfreq ),
+ html = '';
+ for (var j in tab) {
+ var maxann = 0,
+ ann = "default";
+ for (var k in tab[j].annotations) {
+ if (tab[j].annotations[k] == maxann) {
+ ann = "default";
+ }
+ if (tab[j].annotations[k] > maxann) {
+ ann = k;
+ maxann = tab[j].annotations[k];
+ }
+ }
+ if (ann == "default") {
+ var coul = '';
+ } else {
+ var c = getColor(ann, .6),
+ coul = "background: rgba(" + [ Math.floor(c.r), Math.floor(c.g), Math.floor(c.b), ( tab[j].annotations[ann] / tab[j].freq )].join(',') + ")";
+ }
+ var fontsize = Math.floor( ( 12 + Math.sqrt( tab[j].freq - minfreq ) * echfreq ) );
+ html += '<span style="line-height: ' + (8 + fontsize) + 'px; font-size: ' + fontsize + 'px;' + coul + '" onclick="filtrerTexte(\'' + tab[j].word.replace(/('|")/g, '\\$1') + '\')">' + tab[j].word + '</span> ';
+ }
+ $("#motscles").html(html);
+ } else {
+ $("#motscles").html('');
+ }
+ twCx.centralTweet = tweets[p];
+ } else {
+ $("#tweetlist").html('');
+ tlBuffer = '';
+ $("#motscles").html('');
+ }
+
+ twCx.tlOnDisplay = trimFDS();
+ twCx.scaleY = twCx.tlHeight / twCx.tlOnDisplay.length;
+ var maxTweets = 0,
+ startTl = 0,
+ endTl = twCx.tlOnDisplay.length - 1;
+ if (l) {
+ var startTw = tweets[tweetsOnDisplay[tweetsOnDisplay.length - 1]].date_value,
+ endTw = tweets[tweetsOnDisplay[0]].date_value;
+ }
+ for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
+ if (l) {
+ if (startTw >= twCx.tlOnDisplay[i].start && startTw < twCx.tlOnDisplay[i].end) {
+ startTl = i;
+ }
+ if (endTw >= twCx.tlOnDisplay[i].start && endTw < twCx.tlOnDisplay[i].end) {
+ endTl = i;
+ }
+ }
+ var displayData = {};
+ for (var j in annotations) {
+ displayData[j] = [];
+ }
+ for (var j in twCx.tlOnDisplay[i].tweets) {
+ var tweetid = twCx.tlOnDisplay[i].tweets[j],
+ tweet = tweetById(tweetid);
+ if (tweet) {
+ if (tweet.annotations.length) {
+ for (var k in tweet.annotations) {
+ displayData[tweet.annotations[k]].push(tweetid);
+ }
+ } else {
+ displayData['default'].push(tweetid);
+ }
+ }
+ }
+ var nbT = 0;
+ for (var j in displayData) {
+ nbT += displayData[j].length;
+ }
+ maxTweets = Math.max(maxTweets, nbT);
+ twCx.tlOnDisplay[i].displayData = displayData;
+ twCx.tlOnDisplay[i].totalTweets = nbT;
+ }
+ twCx.scaleX = ( twCx.tlWidth - twCx.deltaX ) / maxTweets;
+ tlPaper.clear();
+ relHover = null;
+
+ // Dessin de la correspondance liste-timeline
+ if (l) {
+ var startY = twCx.tlHeight - startTl * twCx.scaleY,
+ endY = twCx.tlHeight - ( endTl + 1 ) * twCx.scaleY,
+ path = "M0 " + twCx.tlHeight + "C" + .7*twCx.deltaX + " " + twCx.tlHeight + " " + .3*twCx.deltaX + " " + startY + " " + twCx.deltaX + " " + startY + "L" + twCx.tlWidth + " " + startY + "L" + twCx.tlWidth + " " + endY + "L" + twCx.deltaX + " " + endY + "C" + .3*twCx.deltaX + " " + endY + " " + .7*twCx.deltaX + " 0 0 0";
+ tlPaper.path( path ).attr({ "stroke" : "none", "fill" : "#000080", "opacity" : .2 });
+ }
+ // dessin de la date de début
+
+ tlPaper.text(twCx.deltaX / 2, twCx.tlHeight - 7, new Date(twCx.tlOnDisplay[0].start).toTimeString().substr(0,5))
+ .attr({ "text-anchor" : "middle", "font-size": "9px" });
+
+ // dessin de la date de fin
+
+ tlPaper.text(twCx.deltaX / 2, 7, new Date(twCx.tlOnDisplay[twCx.tlOnDisplay.length - 1].end).toTimeString().substr(0,5))
+ .attr({ "text-anchor" : "middle", "font-size": "9px" });
+
+ for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
+ var n = 0,
+ posY = twCx.tlHeight - ( i + 1 ) * twCx.scaleY;
+ for (var j in twCx.tlOnDisplay[i].displayData) {
+ var ll = twCx.tlOnDisplay[i].displayData[j].length;
+ if (ll > 0) {
+ tlPaper.rect( twCx.deltaX + n * twCx.scaleX, posY, ll * twCx.scaleX, twCx.scaleY )
+ .attr({"stroke" : "none", "fill" : getColor(j, .4).hex });
+ n += ll;
+ }
+ }
+
+ // Si on est à une demi-heure, on trace un axe secondaire + heure
+
+ if (i < twCx.tlOnDisplay.length - 1 && !(twCx.tlOnDisplay[i].end % 1800000)) {
+ tlPaper.path("M0 "+posY+"L" + twCx.tlWidth +" "+posY).attr({"stroke":"#ccc"});
+ tlPaper.text(twCx.deltaX / 2, posY, new Date(twCx.tlOnDisplay[i].end).toTimeString().substr(0,5)).attr({ "text-anchor" : "middle", "font-size": "9px" });
+ }
+ }
+
+ // dessin du tweet courant
+
+ if (l) {
+
+ if (twCx.filtre) {
+ for (var i = 0; i < tweets.length; i++) {
+ if (i != p) {
+ var pos = tlPosTweet(tweets[i]);
+ if (pos) {
+ drawTweetPos(pos, "#ffccff");
+ }
+ }
+ }
+
+ }
+
+ var posp = tlPosTweet(tweets[p]);
+ if (posp) {
+
+ drawTweetPos(posp, "#ffff00");
+ var yy = posp.y - .5 * twCx.scaleY,
+ path = "M0 " + ppy + "C" + ( .7 * twCx.deltaX ) + " " + ppy + " " + ( .2 * twCx.deltaX ) + " " + yy + " " + ( twCx.deltaX ) + " " + yy + "L" + ( posp.x - .5 * twCx.scaleX ) + " " + yy;
+ yy = posp.y + .5 * twCx.scaleY;
+ ppy += 117;
+ path += "L" + ( posp.x - .5 * twCx.scaleX ) + " " + yy + "L" + twCx.deltaX + " " + yy + "C" + ( .2 * twCx.deltaX ) + " " + yy + " " + ( .7 * twCx.deltaX ) + " " + ppy + " 0 " + ppy;
+ tlPaper.path( path ).attr({"stroke":"#ffff00", "fill" : "#ffff00", "fill-opacity" : .15});
+
+ drawTweetArcs(tweets[p], posp, '#800080');
+ }
+ }
+}
+
+function filtrerAnnotation(annotation) {
+ if (annotations[annotation]) {
+ effectuerFiltrage(annotations[annotation].display_name,
+ new RegExp( "(" + annotations[annotation].keywords.map(function(a) { return a.source }).join("|") + ")", "gi" ) );
+ } else {
+ effectuerFiltrage('', null)
+ }
+}
+
+function filtrerTexte(valeur) {
+ effectuerFiltrage( valeur, valeur ? new RegExp("(" + valeur.replace(/(\W)/g, '\\$1') + ")" ,'gi') : null );
+}
+
+function effectuerFiltrage(filtreTexte, tabRegexp) {
+ $("#recherche_annot").slideUp();
+ $("#inp_q").val(filtreTexte).attr("class","rechercheCourante");
+ twCx.filtreTexte = filtreTexte;
+ twCx.filtre = tabRegexp;
+ twCx.followLast = !tabRegexp && (twCx.position == twCx.idIndex[twCx.idIndex.length - 1]);
+ updateDisplay();
+}
+
+function clicTl(evt) {
+ var o = $("#timeline").offset();
+ if (twCx.tlMouseClicked && twCx.tlMouseMoved) {
+ var twid = tlIdFromPos(evt.pageX - o.left + twCx.refPosTl.x - twCx.refMouse.x, evt.pageY - o.top + twCx.refPosTl.y - twCx.refMouse.y, true);
+ if (twid) {
+ selectTweet(twid.id);
+ }
+ } else {
+ var twid = tlIdFromPos(evt.pageX - o.left, evt.pageY - o.top, twCx.tlMouseClicked);
+ if (twCx.tlMouseMoved && !twCx.tlMouseClicked) {
+ if (twid) {
+ rolloverTweet(twid.id, true, twid.annotation);
+ } else {
+ $("#hovertweet").hide();
+ }
+ }
+ if (twCx.tlMouseClicked && !twCx.tlMouseMoved) {
+ if (twid) {
+ selectTweet(twid.id);
+ }
+ }
+ }
+}
+
+function loadTweets(tweets) {
+ twCx.timeline = [];
+ twCx.idIndex = [];
+ twCx.tweets = [];
+ for (var i in tweets) {
+ addTweet(tweets[i]);
+ }
+ if (twCx.followLast) {
+ twCx.position = twCx.idIndex[twCx.tweets.length - 1];
+ }
+ updateDisplay();
+}
+
+function focusOutRecherche() {
+ $("#recherche_annot").slideUp();
+ var inpq = $("#inp_q"),
+ val = inpq.val();
+ if (val == '' || val == twCx.filtreTexte) {
+ if (twCx.filtre) {
+ inpq.attr("class", "rechercheCourante").val(twCx.filtreTexte);
+ } else {
+ inpq.attr("class", "greyed").val("Rechercher");
+ }
+ }
+}
+
+function chaineTimeZoom() {
+ var chaine = "",
+ t = twCx.date_levels[twCx.timeLevel],
+ h = 3600*1000,
+ m = 60*1000,
+ s = 1000,
+ heures = Math.floor(t/h);
+ if (heures) { chaine += heures + ' h. ' };
+ t -= (heures * h);
+ var minutes = Math.floor(t/m);
+ if (minutes) { chaine += minutes + ' min. ' };
+ t -= (minutes * m);
+ if (t) { chaine += Math.floor(t/s) + ' sec.' }
+ $("#time_scale").html(chaine);
+ $("#time_zoomout").attr("class",(twCx.timeLevel == 0 ? "inactive" : ""));
+ $("#time_zoomin").attr("class",(twCx.timeLevel == twCx.date_levels.length - 1 ? "inactive" : ""));
+}
+
+$(document).ready(function() {
+ tlPaper = Raphael("timeline", twCx.tlWidth, twCx.tlHeight);
+
+ if (typeof STANDALONE_APP == "undefined" || !STANDALONE_APP) {
+ console.log("Loading from socket.io");
+ socket = io.connect('http://' + document.location.hostname );
+ socket.on("initial_data", function(data) {
+ loadTweets(data.tweets)
+ });
+ socket.on("update", function(data) {
+ if (!twCx.tweets) {
+ return;
+ }
+ for (var i in data.new_tweets) {
+ addTweet(data.new_tweets[i]);
+ }
+ if (twCx.followLast) {
+ twCx.position = twCx.idIndex[twCx.tweets.length - 1];
+ }
+ updateDisplay();
+ });
+ } else {
+ $.getScript("tweetdata.js");
+ }
+
+ var html = '';
+ for (var j in annotations) {
+ if (j != "default") {
+ html += '<a href="#" style="background: ' + getColor(j, .7).hex + ';" onclick=filtrerAnnotation(\'' + j + '\'); return false;">' + annotations[j].display_name + '</a> '
+ }
+ }
+ $("#rech_list_annot").html(html);
+
+ chaineTimeZoom();
+
+ $("#tweetlist").mousewheel(function(e, d) {
+ wheelDelta += d;
+ if (Math.abs(wheelDelta) >= 1) {
+ movePos( parseInt(wheelDelta) );
+ wheelDelta = 0;
+ }
+ return false;
+ });
+ $("#timeline").mousewheel(function(e, d) {
+ wheelDelta += d;
+ if (Math.abs(wheelDelta) >= 1) {
+ if (wheelDelta > 0) {
+ tl = Math.min(twCx.date_levels.length - 1, twCx.timeLevel + 1);
+ } else {
+ tl = Math.max(0, twCx.timeLevel - 1);
+ }
+ if (tl != twCx.timeLevel) {
+ twCx.timeLevel = tl;
+ chaineTimeZoom();
+ updateDisplay();
+ }
+ wheelDelta = 0;
+ }
+ return false;
+ });
+ $("#time_zoomin").click(function() {
+ if (twCx.timeLevel < twCx.date_levels.length - 1) {
+ twCx.timeLevel++;
+ chaineTimeZoom();
+ updateDisplay();
+ }
+ });
+ $("#time_zoomout").click(function() {
+ if (twCx.timeLevel > 0) {
+ twCx.timeLevel--;
+ chaineTimeZoom();
+ updateDisplay();
+ }
+ });
+ $("#timeline, #tweetlist").mouseout(function() {
+ twCx.tlMouseClicked = false;
+ twCx.tlMouseMoved = false;
+ $("#hovertweet").hide();
+ });
+ $("#timeline").mousemove(function(evt) {
+ twCx.tlMouseMoved = true;
+ clicTl(evt);
+ });
+ $("#timeline").mousedown(function(evt) {
+ twCx.tlMouseClicked = true;
+ twCx.tlMouseMoved = false;
+ var o = $(this).offset();
+ twCx.refMouse = { x : evt.pageX - o.left, y : evt.pageY - o.top };
+ twCx.refPosTl = tlPosTweet(tweetById(twCx.position)) || twCx.refMouse;
+ });
+ $("#timeline").mouseup(function(evt) {
+ clicTl(evt);
+ twCx.tlMouseClicked = false;
+ twCx.tlMouseMoved = false;
+ });
+ $("#inp_q").focus(function() {
+ $("#recherche_annot").slideDown();
+ $(this).val($(this).val().replace(/ \(.+\)$/, ''))
+ if ($(this).hasClass("greyed")) {
+ $(this).val("");
+ }
+ $(this).attr("class","");
+ });
+ $("#inp_q").focusout(function() {
+ focusOutRecherche();
+ });
+ $("#inp_reset").click(function() {
+ $("#inp_q").val('');
+ if (twCx.filtre) {
+ twCx.filtre = null;
+ updateDisplay();
+ }
+ twCx.filtreTexte = '';
+ focusOutRecherche();
+ return false;
+ })
+ $("#recherche").submit(function(evt) {
+ evt.preventDefault();
+ if (!$("#inp_q").hasClass("greyed")) {
+ var valeur = $("#inp_q").val();
+ filtrerTexte(valeur);
+ }
+ return false;
+ });
+
+ setInterval(function() {
+ var sc = $("#scrollcont");
+ if (sc.scrollTop() != lastScrollPos && twCx.tweets) {
+ var p = Math.floor( twCx.currentIdIndex.length * ( 1 - sc.scrollTop() / scrollExtent ) );
+ goToPos(p);
+ }
+
+ }, 100)
+});
+