Shinobi/libs/videos.js

382 lines
15 KiB
JavaScript

var fs = require('fs');
var exec = require('child_process').exec;
var spawn = require('child_process').spawn;
module.exports = function(s,config,lang){
/**
* Gets the video directory of the supplied video or monitor database row.
* @constructor
* @param {object} e - Monitor object or Video object. Object is a database row.
*/
s.getVideoDirectory = function(e){
if(e.mid&&!e.id){e.id=e.mid};
s.checkDetails(e)
if(e.details&&e.details.dir&&e.details.dir!==''){
return s.checkCorrectPathEnding(e.details.dir)+e.ke+'/'+e.id+'/'
}else{
return s.dir.videos+e.ke+'/'+e.id+'/';
}
}
/**
* Creates available API based URLs for streaming
* @constructor
* @param {object} videos - Array of video objects
* @param {object} options - Contains middle parameter of URL and auth key
* @param [options.auth] {string} - API Key
* @param [options.videoParam] {string} - currently only `videos` and `cloudVideos` available.
*/
s.buildVideoLinks = function(videos,options){
videos.forEach(function(v){
var details = JSON.parse(v.details)
var queryString = []
if(details.isUTC === true){
queryString.push('isUTC=true')
}else{
v.time = s.utcToLocal(v.time)
v.end = s.utcToLocal(v.end)
}
if(queryString.length > 0){
queryString = '?'+queryString.join('&')
}else{
queryString = ''
}
if(!v.ext && v.href){
v.ext = v.href.split('.')
v.ext = v.ext[v.ext.length - 1]
}
v.filename = s.formattedTime(v.time)+'.'+v.ext;
if(!options.videoParam)options.videoParam = 'videos'
var href = '/'+options.auth+'/'+options.videoParam+'/'+v.ke+'/'+v.mid+'/'+v.filename;
v.actionUrl = href
v.links = {
deleteVideo : href+'/delete' + queryString,
changeToUnread : href+'/status/1' + queryString,
changeToRead : href+'/status/2' + queryString
}
if(!v.href || options.hideRemote === true)v.href = href + queryString
v.details = details
})
}
//extender for "s.insertCompletedVideo"
s.insertCompletedVideoExtensions = []
s.insertCompletedVideoExtender = function(callback){
s.insertCompletedVideoExtensions.push(callback)
}
s.insertDatabaseRow = function(e,k,callback){
s.checkDetails(e)
//save database row
k.details = {}
if(e.details&&e.details.dir&&e.details.dir!==''){
k.details.dir = e.details.dir
}
if(config.useUTC === true)k.details.isUTC = config.useUTC;
var save = [
e.mid,
e.ke,
k.startTime,
e.ext,
1,
s.s(k.details),
k.filesize,
k.endTime,
]
s.sqlQuery('INSERT INTO Videos (mid,ke,time,ext,status,details,size,end) VALUES (?,?,?,?,?,?,?,?)',save,function(err){
if(callback)callback(err)
fs.chmod(k.dir+k.file,0o777,function(err){
})
})
}
//on video completion
s.insertCompletedVideo = function(e,k,callback){
//e = monitor object
//k = video insertion object
s.checkDetails(e)
if(!k)k={};
e.dir = s.getVideoDirectory(e)
k.dir = e.dir.toString()
if(s.group[e.ke].mon[e.id].childNode){
s.cx({f:'insertCompleted',d:s.group[e.ke].mon_conf[e.id],k:k},s.group[e.ke].mon[e.id].childNodeId);
}else{
//get file directory
k.fileExists = fs.existsSync(k.dir+k.file)
if(k.fileExists!==true){
k.dir = s.dir.videos+'/'+e.ke+'/'+e.id+'/'
k.fileExists = fs.existsSync(k.dir+k.file)
if(k.fileExists !== true){
s.dir.addStorage.forEach(function(v){
if(k.fileExists !== true){
k.dir = s.checkCorrectPathEnding(v.path)+e.ke+'/'+e.id+'/'
k.fileExists = fs.existsSync(k.dir+k.file)
}
})
}
}
if(k.fileExists===true){
//close video row
k.stat = fs.statSync(k.dir+k.file)
k.filesize = k.stat.size
k.filesizeMB = parseFloat((k.filesize/1000000).toFixed(2))
k.startTime = new Date(s.nameToTime(k.file))
k.endTime = new Date(k.stat.mtime)
if(config.useUTC === true){
fs.rename(k.dir+k.file, k.dir+s.formattedTime(k.startTime)+'.'+e.ext, (err) => {
if (err) return console.error(err);
});
k.filename = s.formattedTime(k.startTime)+'.'+e.ext
}else{
k.filename = k.file
}
if(!e.ext){e.ext = k.filename.split('.')[1]}
//send event for completed recording
if(config.childNodes.enabled === true && config.childNodes.mode === 'child' && config.childNodes.host){
fs.createReadStream(k.dir+k.filename,{ highWaterMark: 500 })
.on('data',function(data){
s.cx({
f:'created_file_chunk',
mid:e.mid,
ke:e.ke,
chunk:data,
filename:k.filename,
d:s.cleanMonitorObject(e),
filesize:e.filesize,
time:s.timeObject(k.startTime).format(),
end:s.timeObject(k.endTime).format()
})
})
.on('close',function(){
clearTimeout(s.group[e.ke].mon[e.id].recordingChecker)
clearTimeout(s.group[e.ke].mon[e.id].streamChecker)
s.cx({
f:'created_file',
mid:e.id,
ke:e.ke,
filename:k.filename,
d:s.cleanMonitorObject(e),
filesize:k.filesize,
time:s.timeObject(k.startTime).format(),
end:s.timeObject(k.endTime).format()
})
})
}else{
var href = '/videos/'+e.ke+'/'+e.mid+'/'+k.filename
if(config.useUTC === true)href += '?isUTC=true';
s.txWithSubPermissions({
f:'video_build_success',
hrefNoAuth:href,
filename:k.filename,
mid:e.mid,
ke:e.ke,
time:k.startTime,
size:k.filesize,
end:k.endTime
},'GRP_'+e.ke,'video_view')
//purge over max
s.purgeDiskForGroup(e)
//send new diskUsage values
s.setDiskUsedForGroup(e,k.filesizeMB)
s.insertDatabaseRow(e,k,callback)
s.insertCompletedVideoExtensions.forEach(function(extender){
extender(e,k)
})
}
}
}
}
s.deleteVideo = function(e){
//e = video object
s.checkDetails(e)
e.dir = s.getVideoDirectory(e)
if(!e.filename && e.time){
e.filename = s.formattedTime(e.time)
}
var filename,
time
if(e.filename.indexOf('.')>-1){
filename = e.filename
}else{
filename = e.filename+'.'+e.ext
}
if(e.filename && !e.time){
time = s.nameToTime(filename)
}else{
time = e.time
}
time = new Date(time)
var queryValues = [e.id,e.ke,time];
s.sqlQuery('SELECT * FROM Videos WHERE `mid`=? AND `ke`=? AND `time`=?',queryValues,function(err,r){
if(r && r[0]){
r = r[0]
fs.chmod(e.dir+filename,0o777,function(err){
s.tx({
f: 'video_delete',
filename: filename,
mid: e.id,
ke: e.ke,
time: s.nameToTime(filename),
end: s.formattedTime(new Date,'YYYY-MM-DD HH:mm:ss')
},'GRP_'+e.ke);
s.setDiskUsedForGroup(e,-(r.size / 1000000))
s.sqlQuery('DELETE FROM Videos WHERE `mid`=? AND `ke`=? AND `time`=?',queryValues,function(err){
if(err){
s.systemLog(lang['File Delete Error'] + ' : '+e.ke+' : '+' : '+e.id,err)
}
})
fs.unlink(e.dir+filename,function(err){
fs.stat(e.dir+filename,function(err){
if(!err){
s.file('delete',e.dir+filename)
}
})
})
})
fs.chmod(videoSnap,0o777,function(err){
if(!err){
fs.unlink(videoSnap,function(err){})
}
})
}else{
console.log(new Error())
console.log(lang['Database row does not exist'],queryValues)
}
})
}
s.deleteListOfVideos = function(videos){
var query = 'DELETE FROM Videos WHERE '
var videoQuery = []
var queryValues = []
videos.forEach(function(video){
s.checkDetails(video)
//e = video object
video.dir = s.getVideoDirectory(video)
if(!video.filename && video.time){
video.filename = s.formattedTime(video.time)
}
var filename,
time
if(video.filename.indexOf('.')>-1){
filename = video.filename
}else{
filename = video.filename+'.'+video.ext
}
if(video.filename && !video.time){
time = s.nameToTime(filename)
}else{
time = video.time
}
time = new Date(time)
fs.chmod(video.dir+filename,0o777,function(err){
s.tx({
f: 'video_delete',
filename: filename,
mid: video.id,
ke: video.ke,
time: s.nameToTime(filename),
end: s.formattedTime(new Date,'YYYY-MM-DD HH:mm:ss')
},'GRP_'+video.ke);
s.setDiskUsedForGroup(video,-(video.size / 1000000))
fs.unlink(video.dir+filename,function(err){
fs.stat(video.dir+filename,function(err){
if(!err){
s.file('delete',video.dir+filename)
}
})
})
})
videoQuery.push('(`mid`=? AND `ke`=? AND `time`=?)')
queryValues = queryValues.concat([video.id,video.ke,time])
})
query += videoQuery.join(' OR ')
s.sqlQuery(query,queryValues,function(err){
if(err){
s.systemLog(lang['List of Videos Delete Error'],err)
}
})
}
s.deleteVideoFromCloudExtensions = {}
s.deleteVideoFromCloudExtensionsRunner = function(e,storageType,video){
// e = user
if(!storageType){
var videoDetails = JSON.parse(r.details)
videoDetails.type = videoDetails.type || 's3'
}
if(s.deleteVideoFromCloudExtensions[storageType]){
s.deleteVideoFromCloudExtensions[storageType](e,video,function(){
s.tx({
f: 'video_delete_cloud',
mid: e.mid,
ke: e.ke,
time: e.time,
end: e.end
},'GRP_'+e.ke);
})
}
}
s.deleteVideoFromCloud = function(e){
// e = video object
s.checkDetails(e)
var videoSelector = [e.id,e.ke,new Date(e.time)]
s.sqlQuery('SELECT * FROM `Cloud Videos` WHERE `mid`=? AND `ke`=? AND `time`=?',videoSelector,function(err,r){
if(r&&r[0]){
r = r[0]
s.sqlQuery('DELETE FROM `Cloud Videos` WHERE `mid`=? AND `ke`=? AND `time`=?',videoSelector,function(){
s.deleteVideoFromCloudExtensionsRunner(e,r)
})
}else{
// console.log('Delete Failed',e)
// console.error(err)
}
})
}
s.orphanedVideoCheck = function(monitor,checkMax,callback,forceCheck){
var finish = function(orphanedFilesCount){
if(callback)callback(orphanedFilesCount)
}
if(forceCheck === true || config.insertOrphans === true){
if(!checkMax){
checkMax = config.orphanedVideoCheckMax
}
var videosDirectory = s.getVideoDirectory(monitor)// + s.formattedTime(video.time) + '.' + video.ext
fs.readdir(videosDirectory,function(err,files){
if(files && files.length > 0){
var fiveRecentFiles = files.slice(files.length - checkMax,files.length)
var completedFile = 0
var orphanedFilesCount = 0
var fileComplete = function(){
++completedFile
if(fiveRecentFiles.length === completedFile){
finish(orphanedFilesCount)
}
}
fiveRecentFiles.forEach(function(filename){
if(/T[0-9][0-9]-[0-9][0-9]-[0-9][0-9]./.test(filename)){
var queryValues = [
monitor.ke,
monitor.mid,
s.nameToTime(filename)
]
s.sqlQuery('SELECT * FROM Videos WHERE ke=? AND mid=? AND time=? LIMIT 1',queryValues,function(err,rows){
if(!err && (!rows || !rows[0])){
++orphanedFilesCount
var video = rows[0]
s.insertCompletedVideo(monitor,{
file : filename
},function(){
fileComplete()
})
}else{
fileComplete()
}
})
}
})
}else{
finish()
}
})
}else{
finish()
}
}
}