diff --git a/content/news/ds10-videomitschnitte-online.xml b/content/news/ds10-videomitschnitte-online.xml new file mode 100644 index 000000000..726b692c2 --- /dev/null +++ b/content/news/ds10-videomitschnitte-online.xml @@ -0,0 +1,76 @@ + + + + + datenspuren.png +

+ Die erste Portion, probehalber. +

+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/scripts/ds2010-resources.js b/scripts/ds2010-resources.js new file mode 100644 index 000000000..2ad6a5855 --- /dev/null +++ b/scripts/ds2010-resources.js @@ -0,0 +1,95 @@ +var ltx = require('ltx'); +var http = require('http'); +var fs = require('fs'); +var url = require('url'); + + +var running = 0, queue = []; + +function resolveSizes(urls, cb) { + if (running > 0) { + queue.push(function() { + resolveSizes(urls, cb); + }); + return; + } + running++; + + urls = urls.map(url.parse); + var cl = http.createClient(urls[0].port || 80, urls[0].hostname); + + var pending = 0, results = [], + done = function() { + if (pending < 1) { + cb(results); + + running--; + var f = queue.shift(); + f && f(); + } + }; + + urls.forEach(function(u) { + var req = cl.request('HEAD', u.pathname, { Host: u.host }); + req.end(); + req.on('response', function(res) { + if (res.statusCode === 200) + results.push({ url: url.format(u), + size: res.headers['content-length'] }); + pending--; + done(); + }); + pending++; + }); + done(); +} + +function mimeByExt(url) { + var ext = url.split('.').pop(); + var type = ({ mp4: 'video/mp4', + webm: 'video/webm', + ogv: 'video/ogg', + flv: 'video/x-flv' })[ext]; + return type || 'application/octet-stream'; +} + +var scheduleFile = fs.readFileSync('content/static/datenspuren/fahrplan/schedule.xml'); +var schedule = ltx.parse(scheduleFile); +schedule.getChildren('day').forEach(function(dayEl) { + dayEl.getChildren('room').forEach(function(roomEl) { + roomEl.getChildren('event').forEach(function(eventEl) { + var id = eventEl.attrs.id; + var title = eventEl.getChildText('title'); + + var base = 'http://ftp.c3d2.de/datenspuren/2010/ds2010_' + id + '.'; + /*var base = 'http://ftp.ccc.de/regional/dresden/datenspuren/2010/ds2010_' + id + '.';*/ + var urls = ['mp4', 'webm', 'ogv', 'flv'].map(function(fmt) { + return base + fmt; + }); + resolveSizes(urls, function(infos) { + infos = infos.filter(function(i) { + return i.size !== undefined; + }); + + if (infos.length < 1) + return; + + var res = new ltx.Element('resource', + { title: 'DS2010: ' + title, + size: infos[0].size, + type: mimeByExt(infos[0].url), + url: infos[0].url, + preview: base + 'gif', + poster: base + 'jpg', + hide: 'yes' }); + infos.slice(1).forEach(function(info) { + res.c('alternative', { size: info.size, + type: mimeByExt(info.url), + url: info.url }); + }); + console.info(res.toString()); + }); + }); + }); +}); +