--- a/tweetcast/nodejs-bis/client/js/script.js Mon Nov 21 11:00:34 2011 +0100
+++ b/tweetcast/nodejs-bis/client/js/script.js Mon Nov 21 11:02:05 2011 +0100
@@ -14,9 +14,9 @@
60 * 1000,
15 * 1000
],
- timeLevel : 2,
- deltaX : 30,
- tlWidth : 98,
+ timeLevel : 0,
+ deltaX : 40,
+ tlWidth : 150,
tlHeight : 450,
globalWords : {},
refMouse : { x : 0, y : 0},
@@ -25,10 +25,16 @@
tlMouseClicked : false
},
tlBuffer = '',
- relHover = null,
+ relHover = [],
wheelDelta = 0,
- rx_word = /[^ \.&;,'"!\?@#\d\(\)\+\[\]\\\…\-«»:\/]{3,}/g,
- stop_list = [ 'and', 'les', 'the' ];
+ 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) {
+// console.log(annotations[annotation].h, annotations[annotation].s, lum, Raphael.hsl(annotations[annotation].h, annotations[annotation].s, lum))
+ return Raphael.hsl(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;
@@ -38,20 +44,6 @@
return "M" + source.x + " " + source.y + "C" + [x3, y3, x4, y4, target.x, target.y].join(" ");
}
-function countWords(text, wordobj) {
- var tab = text.replace(/https?:\/\/[0-9a-zA-Z\.%\/-_]+/g,'').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 (wordobj[word]) {
- wordobj[word]++;
- } else {
- wordobj[word] = 1;
- }
- }
- }
-}
-
function addTweet(tweet) {
function backRef(source_id, target_id, type) {
var target = tweetById(target_id);
@@ -68,6 +60,24 @@
}
}
+ 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") {
@@ -80,17 +90,6 @@
}
}
tweet.annotations = ann;
-
- 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 ));
- }
- }
-
- twCx.tweets.push(tweet);
- twCx.idIndex.push(tweet.id);
if (tweet.in_reply_to_status_id) {
backRef( tweet.id, tweet.in_reply_to_status_id, "reply" );
@@ -99,15 +98,37 @@
backRef( tweet.id, tweet.retweeted_status.id, "retweet" );
}
- countWords(tweet.text, twCx.globalWords);
+ var localWords = []
- var creadate = tweet.date_value;
+ 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(creadate / twCx.date_levels[0])) ]
+ twCx.timeline = [ populateDateStruct(0, twCx.date_levels[0] * parseInt(tweet.date_value / twCx.date_levels[0])) ]
}
- while (creadate > twCx.timeline[twCx.timeline.length - 1].end) {
+ 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);
}
@@ -145,11 +166,16 @@
return result;
}
-function trimFDS(slices) {
- while (slices[0].tweets.length == 0) {
+function trimFDS() {
+ var slices = flattenDateStruct(twCx.timeline, twCx.timeLevel),
+ delta = 30 * twCx.date_levels[twCx.timeLevel],
+ centre = Math.min(slices[slices.length - 1].end - delta , Math.max(slices[0].start + delta, twCx.tweets[twCx.position].date_value)),
+ min = centre - delta,
+ max = centre + delta;
+ while (slices[0].start < min) {
slices.splice(0,1);
}
- while (slices[slices.length - 1].tweets.length == 0) {
+ while (slices[slices.length - 1].end > max) {
slices.pop();
}
return slices;
@@ -207,6 +233,16 @@
}
}
+function goToPos(nPos) {
+ twCx.position = Math.min( twCx.tweets.length - 1, Math.max(0, nPos ) );
+ twCx.followLast = (twCx.position == twCx.tweets.length - 1);
+ updateDisplay();
+}
+
+function movePos(delta) {
+ goToPos( delta + twCx.position );
+}
+
function tweetToHtml(tweet, className, elName) {
if (!tweet) {
return placeHolder(className);
@@ -214,10 +250,9 @@
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;" onmouseover="rolloverTweet(\'' + tweet.id + '\');"';
- } else {
- html += ' onmouseover="$(\'#hovertweet\').hide();"';
+ 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"';
}
@@ -225,7 +260,7 @@
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:' + annotations[tweet.annotations[i]].colors[(className == 'icons' ? 'timeline' : 'tweet')] + '"></div>';
+ html += '<div class="annotation" style="width:' + (100/tweet.annotations.length) + '%; background:' + getColor(tweet.annotations[i], (className == 'icons' ? .4 : .8)) + '"></div>';
}
html += '</div>';
}
@@ -233,7 +268,7 @@
a_user = '<a href="http://twitter.com/' + tweet.user.screen_name + '" var target="_blank" title="' + tweet.user.name + '">';
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).toLocaleTimeString() + '</p>';
+ html += '<p class="created_at">' + new Date(tweet.date_value).toTimeString().substr(0,8) + '</p>';
}
html += '</div>';
if (className != 'icons') {
@@ -248,10 +283,15 @@
});
}
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],
- "html" : '<a href="' + tweet.entities.urls[i].expanded_url + '" target="_blank">' + tweet.entities.urls[i].expanded_url + '</a>'
+ "html" : '<a href="' + linkurl + '" target="_blank">' + dispurl + '</a>'
});
}
for (var i in tweet.entities.user_mentions) {
@@ -274,6 +314,9 @@
}
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;
@@ -321,29 +364,77 @@
return ( x && y ? { "x" : x, "y" : y } : null);
}
-function rolloverTweet(tweetid, annotation) {
- var t = tweetById(tweetid),
- p = tlPosTweet(t, annotation);
- if (t && p) {
- var ptl = $("#timeline").offset();
+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"});
- if (relHover) {
- relHover.remove();
- }
- relHover = drawTweetPos(p, '#ffffff')
+ } 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" : .1 });
+ 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() {
var p = twCx.position,
l = twCx.tweets.length,
@@ -352,12 +443,43 @@
html = '',
tweetsOnDisplay = [],
localWords = {};
-
+
+ if (p == 0) {
+ $("#downbutton").addClass("inactive");
+ } else {
+ $("#downbutton").removeClass("inactive");
+ }
+
+ if (p == l-1) {
+ $("#upbutton").addClass("inactive");
+ } else {
+ $("#upbutton").removeClass("inactive");
+ }
+
+
function pushTweet(tp, className) {
if (tp < l && tp >= 0) {
html += tweetToHtml(twCx.tweets[tp], className)
tweetsOnDisplay.push(tp);
- countWords(twCx.tweets[tp].text, localWords);
+ for (var i in twCx.tweets[tp].words) {
+ var w = twCx.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 twCx.tweets[tp].annotations) {
+ localWords[w].annotations[twCx.tweets[tp].annotations[j]]++;
+ }
+ }
} else {
html += placeHolder(className);
}
@@ -407,26 +529,45 @@
}
for (var j in localWords) {
- if (localWords[j] < 2) delete localWords[j];
+ if (localWords[j].freq < 2) delete localWords[j];
}
var tab = [];
for (var j in localWords) {
tab.push({
"word": j,
- "freq" : localWords[j] / Math.log(1+twCx.globalWords[j])
+ "freq" : localWords[j].freq,
+ "annotations" : localWords[j].annotations,
+ "score" : localWords[j].freq / Math.log(1+twCx.globalWords[j])
});
}
- tab.sort( function(a,b){ return ( b.freq - a.freq ) }).splice(15);
- var minfreq = tab[tab.length - 1].freq,
- maxfreq = Math.max(minfreq + .1, tab[0].freq),
- echfreq = 8 / Math.sqrt( maxfreq - minfreq );
- $("#motscles").html(tab.map(function(t) { return '<span style="font-size: ' + Math.floor( ( 12 + Math.sqrt( t.freq - minfreq ) * echfreq ) ) + 'px">' + t.word + '</span>' }).join(" "))
+ tab.sort( function(a,b){ return ( b.score - a.score ) }).splice(20);
+ var minfreq = tab[tab.length - 1].score,
+ maxfreq = Math.max(minfreq + .1, tab[0].score),
+ 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];
+ }
+ }
+ var coul = (ann == "default" ? '' : ' background: ' + getColor(ann, 1 - .4 * ( tab[j].annotations[ann] / tab[j].freq ) ) + ';"'),
+ fontsize = Math.floor( ( 12 + Math.sqrt( tab[j].score - minfreq ) * echfreq ) );
+ html += '<span style="padding: 2px; line-height: ' + (8 + fontsize) + 'px; font-size: ' + fontsize + 'px;' + coul + '">' + tab[j].word + '</span> ';
+ }
+ $("#motscles").html(html);
- twCx.tlOnDisplay = trimFDS(flattenDateStruct(twCx.timeline, twCx.timeLevel));
+ twCx.tlOnDisplay = trimFDS();
twCx.scaleY = twCx.tlHeight / twCx.tlOnDisplay.length;
var maxTweets = 0,
startTl = 0,
- endTl = 0,
+ endTl = twCx.tlOnDisplay.length - 1,
startTw = twCx.tweets[tweetsOnDisplay[tweetsOnDisplay.length - 1]].date_value,
endTw = twCx.tweets[tweetsOnDisplay[0]].date_value;
for (var i = 0; i < twCx.tlOnDisplay.length; i++) {
@@ -489,14 +630,14 @@
var l = twCx.tlOnDisplay[i].displayData[j].length;
if (l > 0) {
tlPaper.rect( twCx.deltaX + n * twCx.scaleX, posY, l * twCx.scaleX, twCx.scaleY )
- .attr({"stroke" : "none", "fill" : annotations[j].colors.timeline });
+ .attr({"stroke" : "none", "fill" : getColor(j, .4) });
n += l;
}
}
// Si on est à une demi-heure, on trace un axe secondaire + heure
- if (i < twCx.tlOnDisplay.length - 1 && !(new Date(twCx.tlOnDisplay[i].end).valueOf() % 1800000)) {
+ if (i < twCx.tlOnDisplay.length - 1 && !(twCx.tlOnDisplay[i].end % 1800000)) {
tlPaper.path("M0 "+posY+"L" + twCx.tlWidth +" "+posY).attr({"stroke":"#ccc"});
tlPaper.text(2, posY, new Date(twCx.tlOnDisplay[i].end).toTimeString().substr(0,5)).attr({ "text-anchor" : "start", "font-size": "9px" });
}
@@ -514,41 +655,9 @@
yy = posp.y + .5 * twCx.scaleY;
ppy += 84;
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" : .2});
-
- // dessin des liens entre tweets
-
- function tweetAndArc(a, b, aorb) {
- if (a && b) {
- drawTweetPos(aorb ? a : b, "#00c000");
- tlPaper.path(arc(a,b))
- .attr({ "stroke" : "#e000e0", "stroke-width" : 1.5 });
- }
- }
+ tlPaper.path( path ).attr({"stroke":"#ffff00", "fill" : "#ffff00", "fill-opacity" : .15});
- if (twCx.tweets[p].retweeted_status) {
- var t = tweetById(twCx.tweets[p].retweeted_status.id);
- if (t) {
- tweetAndArc(posp, tlPosTweet(t));
- }
- }
-
- if (twCx.tweets[p].in_reply_to_status_id) {
- var t = tweetById(twCx.tweets[p].in_reply_to_status_id);
- if (t) {
- tweetAndArc(posp, tlPosTweet(t));
- }
- }
-
- if (twCx.tweets[p].backRefs) {
- for (var i in twCx.tweets[p].backRefs) {
- var t = tweetById(twCx.tweets[p].backRefs[i].referenced_by_id);
- if (t) {
- tweetAndArc(tlPosTweet(t), posp, true);
- }
- }
- }
-
+ drawTweetArcs(twCx.tweets[p], posp, '#800080');
}
}
@@ -564,7 +673,7 @@
var twid = tlIdFromPos(evt.pageX - o.left, evt.pageY - o.top, twCx.tlMouseClicked);
if (twCx.tlMouseMoved && !twCx.tlMouseClicked) {
if (twid) {
- rolloverTweet(twid.id, twid.annotation);
+ rolloverTweet(twid.id, true, twid.annotation);
} else {
$("#hovertweet").hide();
}
@@ -577,38 +686,49 @@
}
}
+function loadTweets(tweets) {
+ twCx.timeline = [];
+ twCx.idIndex = [];
+ twCx.tweets = [];
+ for (var i in tweets) {
+ addTweet(tweets[i]);
+ }
+ if (twCx.followLast) {
+ twCx.position = twCx.tweets.length - 1;
+ }
+ updateDisplay();
+}
+
$(document).ready(function() {
tlPaper = Raphael("timeline", twCx.tlWidth, twCx.tlHeight);
- socket = io.connect('http://' + document.location.hostname );
- socket.on("initial_data", function(data) {
- twCx.timeline = [];
- twCx.idIndex = [];
- twCx.tweets = [];
- for (var i in data.tweets) {
- addTweet(data.tweets[i]);
- }
- if (twCx.followLast) {
- twCx.position = twCx.tweets.length - 1;
- }
- updateDisplay();
- });
- socket.on("update", function(data) {
- for (var i in data.new_tweets) {
- addTweet(data.new_tweets[i]);
- }
- if (twCx.followLast) {
- twCx.position = twCx.tweets.length - 1;
- }
- updateDisplay();
- });
+
+ 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.tweets.length - 1;
+ }
+ updateDisplay();
+ });
+ } else {
+ $.getScript("tweetdata.js");
+ }
$("#tweetlist").mousewheel(function(e, d) {
wheelDelta += d;
if (Math.abs(wheelDelta) >= 1) {
- twCx.position = Math.min( twCx.tweets.length - 1, Math.max(0, parseInt(wheelDelta) + twCx.position ) );
- twCx.followLast = (twCx.position == twCx.tweets.length - 1);
- updateDisplay();
+ movePos( parseInt(wheelDelta) );
wheelDelta = 0;
}
return false;
@@ -650,4 +770,9 @@
twCx.tlMouseClicked = false;
twCx.tlMouseMoved = false;
});
-});
\ No newline at end of file
+ $("#scrollcont").scroll(function(evt) {
+ var p = Math.floor( twCx.tweets.length * ( 1 - $(this).scrollTop() / 9548 ) );
+ goToPos(p);
+ })
+});
+