Merge pull request #89 from LoveEevee/songsel-add-browse-for-local-songs-button

SongSel: Add browse for local songs button

public/src/css/main.css

@@ -19,7 +19,8 @@ body{
 	background-size: 30vh;
 	font-family: TnT, Meiryo, sans-serif;
 }
-#assets{
+#assets,
+#browse{
 	display: none;
 }
 .window{

public/src/js/canvasdraw.js

@@ -51,8 +51,8 @@
 			ideographicComma: /[、。]/,
 			apostrophe: /['＇]/,
 			degree: /[ﾟ°]/,
-			brackets: /[\(（\)）「」『』]/,
-			tilde: /[\-－~～〜]/,
+			brackets: /[\(（\)）\[\]「」『』【】]/,
+			tilde: /[\-－~～〜_]/,
 			tall: /[bｂdｄfｆgｇhｈj-lｊ-ｌtｔ♪]/,
 			i: /[iｉ]/,
 			uppercase: /[A-ZＡ-Ｚ]/,
@@ -68,7 +68,8 @@
 			em: /[mwｍｗ]/,
 			emCap: /[MWＭＷ]/,
 			rWidth: /[abdfIjo-rtvａｂｄｆＩｊｏ-ｒｔｖ]/,
-			lWidth: /[ilｉｌ]/
+			lWidth: /[ilｉｌ]/,
+			ura: /\s*[\(（]裏[\)）]$/
 		}
 		
 		var numbersFull = "０１２３４５６７８９"
@@ -276,13 +277,18 @@
 		var ctx = config.ctx
 		var inputText = config.text
 		var mul = config.fontSize / 40
+		var ura = false
+		var r = this.regex
+		
+		var matches = inputText.match(r.ura)
+		if(matches){
+			inputText = inputText.slice(0, matches.index)
+			ura = matches[0]
+		}
 		
 		var string = inputText.split("")
 		var drawn = []
 		
-		var r = this.regex
-		var previousSymbol = ""
-		
 		for(var i = 0; i < string.length; i++){
 			let symbol = string[i]
 			if(symbol === " "){
@@ -297,6 +303,8 @@
 				drawn.push({text: symbol, x: 0, y: 12, h: 45})
 			}else if(symbol === "．"){
 				drawn.push({realText: symbol, text: ".", x: 13, y: -7, h: 15, scale: [1.2, 0.7]})
+			}else if(symbol === "…"){
+				drawn.push({text: symbol, x: 0, y: 5, h: 25, rotate: true})
 			}else if(r.comma.test(symbol)){
 				// Comma, full stop
 				drawn.push({text: symbol, x: 13, y: -7, h: 15, scale: [1.2, 0.7]})
@@ -408,22 +416,28 @@
 		}
 		
 		var scaling = 1
-		if(config.height && drawnHeight > config.height){
+		var height = config.height - (ura ? 52 * mul : 0)
+		if(height && drawnHeight > height){
 			if(config.align === "bottom"){
-				scaling = Math.max(0.6, config.height / drawnHeight)
+				scaling = Math.max(0.6, height / drawnHeight)
 				ctx.translate(40 * mul, 0)
-				ctx.scale(scaling, config.height / drawnHeight)
+				ctx.scale(scaling, height / drawnHeight)
 				ctx.translate(-40 * mul, 0)
 			}else{
-				scaling = config.height / drawnHeight
+				scaling = height / drawnHeight
 				ctx.scale(1, scaling)
 			}
 			if(config.selectable){
 				style.transform = "scale(1, " + scaling + ")"
-				style.top = (config.y + (config.height - drawnHeight) / 2 - 15 / 2 * scaling) * scale + "px"
+				style.top = (config.y + (height - drawnHeight) / 2 - 15 / 2 * scaling) * scale + "px"
 			}
 		}
 		
+		if(ura){
+			// Circled ura
+			drawn.push({realText: ura, text: "裏", x: 0, y: 18, h: 52, ura: true, scale: [1, 1 / scale]})
+		}
+		
 		var actions = []
 		if(config.outline){
 			actions.push("stroke")
@@ -492,7 +506,7 @@
 					config.selectable.appendChild(div)
 					continue
 				}
-				if(symbol.rotate || symbol.scale || symbol.svg){
+				if(symbol.rotate || symbol.scale || symbol.svg || symbol.ura){
 					saved = true
 					ctx.save()
 					
@@ -517,7 +531,23 @@
 					}else{
 						ctx.textAlign = "center"
 					}
-					ctx[action + "Text"](symbol.text, currentX, currentY)
+					if(symbol.ura){
+						ctx.font = (30 * mul) + "px Meiryo, sans-serif"
+						ctx.textBaseline = "center"
+						ctx.beginPath()
+						ctx.arc(currentX, currentY + (21.5 * mul), (18 * mul), 0, Math.PI * 2)
+						if(action === "stroke"){
+							ctx.fillStyle = config.outline
+							ctx.fill()
+						}else if(action === "fill"){
+							ctx.strokeStyle = config.fill
+							ctx.lineWidth = 2.5 * mul
+							ctx.fillText(symbol.text, currentX, currentY)
+						}
+						ctx.stroke()
+					}else{
+						ctx[action + "Text"](symbol.text, currentX, currentY)
+					}
 				}
 				if(saved){
 					ctx.restore()

public/src/js/loader.js

@@ -78,7 +78,8 @@ class Loader{
 				})
 				
 				this.promises.push(this.ajax("/api/songs").then(songs => {
-					assets.songs = JSON.parse(songs)
+					assets.songsDefault = JSON.parse(songs)
+					assets.songs = assets.songsDefault
 				}))
 
 				assets.views.forEach(name => {

public/src/js/loadsong.js

@@ -66,16 +66,17 @@ class loadSong{
 		}
 		promises.push(this.loadSongBg(id))
 		
+		var songObj = assets.songs.find(song => song.id === id)
+		
 		promises.push(new Promise((resolve, reject) => {
-			var songObj
-			assets.songs.forEach(song => {
-				if(song.id == id){
-					songObj = song
-				}
-			})
 			if(songObj.sound){
 				songObj.sound.gain = snd.musicGain
 				resolve()
+			}else if(songObj.music){
+				snd.musicGain.load(songObj.music, true).then(sound => {
+					songObj.sound = sound
+					resolve()
+				}, reject)
 			}else{
 				snd.musicGain.load(gameConfig.songs_baseurl + id + "/main.mp3").then(sound => {
 					songObj.sound = sound
@@ -83,9 +84,13 @@ class loadSong{
 				}, reject)
 			}
 		}))
-		promises.push(loader.ajax(this.getSongPath(song)).then(data => {
-			this.songData = data.replace(/\0/g, "").split("\n")
-		}))
+		if(songObj.chart){
+			this.songData = songObj.chart
+		}else{
+			promises.push(loader.ajax(this.getSongPath(song)).then(data => {
+				this.songData = data.replace(/\0/g, "").split("\n")
+			}))
+		}
 		Promise.all(promises).then(() => {
 			this.setupMultiplayer()
 		}, error => {

public/src/js/parseosu.js

 class ParseOsu{
-	constructor(fileContent, offset){
+	constructor(fileContent, offset, metaOnly){
 		this.osu = {
 			OFFSET: 0,
 			MSPERBEAT: 1,
@@ -52,9 +52,11 @@ class ParseOsu{
 		this.metadata = this.parseMetadata()
 		this.editor = this.parseEditor()
 		this.difficulty = this.parseDifficulty()
-		this.timingPoints = this.parseTiming()
-		this.circles = this.parseCircles()
-		this.measures = this.parseMeasures()
+		if(!metaOnly){
+			this.timingPoints = this.parseTiming()
+			this.circles = this.parseCircles()
+			this.measures = this.parseMeasures()
+		}
 	}
 	getStartEndIndexes(type){
 		var indexes = {
@@ -186,40 +188,20 @@ class ParseOsu{
 		return measures
 	}
 	parseGeneralInfo(){
-		var generalInfo = {
-			audioFilename: "",
-			audioWait: 0
-		}
+		var generalInfo = {}
 		var indexes = this.getStartEndIndexes("General")
 		for(var i = indexes.start; i<= indexes.end; i++){
 			var [item, key] = this.data[i].split(":")
-			switch(item){
-				case "SliderMultiple":
-					generalInfo.audioFilename = key
-					break
-				case "AudioWait":
-					generalInfo.audioWait = parseInt(key)
-					break
-			}
+			generalInfo[item] = key.trim()
 		}
 		return generalInfo
 	}
 	parseMetadata(){
-		var metadata = {
-			title: "",
-			artist: ""
-		}
+		var metadata = {}
 		var indexes = this.getStartEndIndexes("Metadata")
 		for(var i = indexes.start; i <= indexes.end; i++){
 			var [item, key] = this.data[i].split(":")
-			switch(item){
-				case "TitleUnicode":
-					metadata.title = key
-					break
-				case "ArtistUnicode":
-					metadata.artist = key
-					break
-			}
+			metadata[item] = key.trim()
 		}
 		return metadata
 	}

public/src/js/parsetja.js

 class ParseTja{
-	constructor(file, difficulty, offset){
+	constructor(file, difficulty, offset, metaOnly){
 		this.data = []
 		for(let line of file){
 			line = line.replace(/\/\/.*/, "").trim()
@@ -34,10 +34,12 @@
 		this.metadata = this.parseMetadata()
 		this.measures = []
 		this.beatInfo = {}
-		this.circles = this.parseCircles()
+		if(!metaOnly){
+			this.circles = this.parseCircles()
+		}
 	}
 	parseMetadata(){
-		var metaNumbers = ["bpm", "offset"]
+		var metaNumbers = ["bpm", "offset", "demostart", "level"]
 		var inSong = false
 		var courses = {}
 		var currentCourse = {}

public/src/js/songselect.js

@@ -35,6 +35,12 @@ class SongSelect{
 				border: ["#dff0ff", "#6890b2"],
 				outline: "#217abb"
 			},
+			"browse": {
+				sort: 7,
+				background: "#9791ff",
+				border: ["#e2dfff", "#6d68b2"],
+				outline: "#5350ba"
+			},
 			"J-POP": {
 				sort: 0,
 				background: "#219fbb",
@@ -98,7 +104,8 @@ class SongSelect{
 				preview: song.preview || 0,
 				type: song.type,
 				offset: song.offset,
-				songSkin: song.song_skin || {}
+				songSkin: song.song_skin || {},
+				music: song.music
 			})
 		}
 		this.songs.sort((a, b) => {
@@ -139,6 +146,17 @@ class SongSelect{
 			action: "about",
 			category: "ランダム"
 		})
+		if("webkitdirectory" in HTMLInputElement.prototype && !(/Android|iPhone|iPad/.test(navigator.userAgent))){
+			this.browse = document.getElementById("browse")
+			pageEvents.add(this.browse, "change", this.browseChange.bind(this))
+			
+			this.songs.push({
+				title: assets.customSongs ? "デフォルト曲リスト" : "参照する…",
+				skin: this.songSkin.browse,
+				action: "browse",
+				category: "ランダム"
+			})
+		}
 		this.songs.push({
 			title: "もどる",
 			skin: this.songSkin.back,
@@ -193,7 +211,7 @@ class SongSelect{
 		this.selectedDiff = 0
 		assets.sounds["bgm_songsel"].playLoop(0.1, false, 0, 1.442, 3.506)
 		
-		if(!fromTutorial && !("selectedSong" in localStorage)){
+		if(!assets.customSongs && !fromTutorial && !("selectedSong" in localStorage)){
 			fromTutorial = touchEnabled ? "about" : "tutorial"
 		}
 		if(p2.session){
@@ -204,8 +222,10 @@ class SongSelect{
 			this.selectedSong = this.songs.findIndex(song => song.action === fromTutorial)
 			this.playBgm(true)
 		}else{
-			if((!p2.session || fadeIn) && "selectedSong" in localStorage){
-				this.selectedSong = Math.min(Math.max(0, localStorage["selectedSong"] |0), this.songs.length)
+			if(assets.customSongs){
+				this.selectedSong = assets.customSelected
+			}else if((!p2.session || fadeIn) && "selectedSong" in localStorage){
+				this.selectedSong = Math.min(Math.max(0, localStorage["selectedSong"] |0), this.songs.length - 1)
 			}
 			assets.sounds["song-select"].play()
 			snd.musicGain.fadeOut()
@@ -265,6 +285,7 @@ class SongSelect{
 			this.state.moveHover = null
 		})
 		pageEvents.add(loader.screen, ["mousedown", "touchstart"], this.mouseDown.bind(this))
+		pageEvents.add(this.canvas, "touchend", this.touchEnd.bind(this))
 		if(touchEnabled && fullScreenSupported){
 			this.touchFullBtn = document.getElementById("touch-full-btn")
 			this.touchFullBtn.style.display = "block"
@@ -404,11 +425,24 @@ class SongSelect{
 			}
 		}
 	}
+	touchEnd(event){
+		event.preventDefault()
+		if(this.state.screen === "song"){
+			var currentSong = this.songs[this.selectedSong]
+			if(currentSong.action === "browse"){
+				var mouse = this.mouseOffset(event.changedTouches[0].pageX, event.changedTouches[0].pageY)
+				var moveBy = this.songSelMouse(mouse.x, mouse.y)
+				if(moveBy === 0){
+					this.toBrowse()
+				}
+			}
+		}
+	}
 	mouseMove(event){
 		var mouse = this.mouseOffset(event.offsetX, event.offsetY)
 		var moveTo = null
 		if(this.state.screen === "song"){
-			if(mouse.x > 641 && mouse.y > 603 && p2.socket.readyState === 1){
+			if(mouse.x > 641 && mouse.y > 603 && p2.socket.readyState === 1 && !assets.customSongs){
 				moveTo = "session"
 			}else{
 				var moveTo = this.songSelMouse(mouse.x, mouse.y)
@@ -521,6 +555,124 @@ class SongSelect{
 			assets.sounds["ka"].play()
 		}
 	}
+	
+	browseChange(event){
+		var loaderDiv = document.createElement("div")
+		loaderDiv.innerHTML = assets.pages["loadsong"]
+		loader.screen.appendChild(loaderDiv)
+		var files = event.target.files
+		var promises = []
+		var tjaFiles = []
+		var osuFiles = []
+		var otherFiles = {}
+		
+		for(var i = 0; i < files.length; i++){
+			var file = files[i]
+			var name = file.name.toLowerCase()
+			if(name.endsWith(".tja")){
+				tjaFiles.push([file, i])
+			}else if(name.endsWith(".osu")){
+				osuFiles.push([file, i])
+			}else{
+				otherFiles[file.webkitRelativePath.toLowerCase()] = file
+			}
+		}
+		var songs = []
+		var courseTypes = {"easy": 0, "normal": 1, "hard": 2, "oni": 3, "ura": 4}
+		for(var i = 0; i < tjaFiles.length; i++){
+			let file = tjaFiles[i][0]
+			let index = tjaFiles[i][1]
+			var reader = new FileReader()
+			promises.push(pageEvents.load(reader).then(event => {
+				var data = event.target.result.replace(/\0/g, "").split("\n")
+				var tja = new ParseTja(data, "oni", 0, true)
+				var songObj = {
+					id: index + 1,
+					type: "tja",
+					chart: data,
+					stars: []
+				}
+				var dir = file.webkitRelativePath.toLowerCase()
+				dir = dir.slice(0, dir.lastIndexOf("/") + 1)
+				for(var diff in tja.metadata){
+					var meta = tja.metadata[diff]
+					songObj.title = songObj.title_en = meta.title || file.name.slice(0, file.name.lastIndexOf("."))
+					var subtitle = meta.subtitle || ""
+					if(subtitle.startsWith("--")){
+						subtitle = subtitle.slice(2)
+					}
+					songObj.subtitle = songObj.subtitle_en = subtitle
+					songObj.preview = meta.demostart ? Math.floor(meta.demostart * 1000) : 0
+					if(meta.level){
+						songObj.stars[courseTypes[diff]] = meta.level
+					}
+					if(meta.wave){
+						songObj.music = otherFiles[dir + meta.wave.toLowerCase()]
+					}
+				}
+				if(songObj.music && songObj.stars.filter(star => star).length !== 0){
+					songs[index] = songObj
+				}
+			}).catch(() => {}))
+			reader.readAsText(file, "sjis")
+		}
+		for(var i = 0; i < osuFiles.length; i++){
+			let file = osuFiles[i][0]
+			let index = osuFiles[i][1]
+			var reader = new FileReader()
+			promises.push(pageEvents.load(reader).then(event => {
+				var data = event.target.result.replace(/\0/g, "").split("\n")
+				var osu = new ParseOsu(data, 0, true)
+				var dir = file.webkitRelativePath.toLowerCase()
+				dir = dir.slice(0, dir.lastIndexOf("/") + 1)
+				var songObj = {
+					id: index + 1,
+					type: "osu",
+					chart: data,
+					subtitle: osu.metadata.ArtistUnicode || osu.metadata.Artist,
+					subtitle_en: osu.metadata.Artist || osu.metadata.ArtistUnicode,
+					preview: osu.generalInfo.PreviewTime,
+					stars: [null, null, null, parseInt(osu.difficulty.overallDifficulty) || 1],
+					music: otherFiles[dir + osu.generalInfo.AudioFilename.toLowerCase()]
+				}
+				var filename = file.name.slice(0, file.name.lastIndexOf("."))
+				var title = osu.metadata.TitleUnicode || osu.metadata.Title
+				if(title){
+					var suffix = ""
+					var matches = filename.match(/\[.+?\]$/)
+					if(matches){
+						suffix = " " + matches[0]
+					}
+					songObj.title = title + suffix
+					songObj.title_en = (osu.metadata.Title || osu.metadata.TitleUnicode) + suffix
+				}else{
+					songObj.title = filename
+				}
+				if(songObj.music){
+					songs[index] = songObj
+				}
+			}).catch(() => {}))
+			reader.readAsText(file)
+		}
+		Promise.all(promises).then(() => {
+			songs = songs.filter(song => typeof song !== "undefined")
+			if(songs.length){
+				assets.songs = songs
+				assets.customSongs = true
+				assets.customSelected = 0
+				assets.sounds["don"].play()
+				this.clean()
+				setTimeout(() => {
+					loader.screen.removeChild(loaderDiv)
+					new SongSelect("browse", false, this.touchEnabled)
+				}, 500)
+			}else{
+				loader.screen.removeChild(loaderDiv)
+				this.browse.parentNode.reset()
+			}
+		})
+	}
+	
 	toSelectDifficulty(fromP2){
 		var currentSong = this.songs[this.selectedSong]
 		if(p2.session && !fromP2 && currentSong.action !== "random"){
@@ -564,6 +716,8 @@ class SongSelect{
 				this.toTutorial()
 			}else if(currentSong.action === "about"){
 				this.toAbout()
+			}else if(currentSong.action === "browse"){
+				this.toBrowse()
 			}
 		}
 		this.pointer(false)
@@ -593,7 +747,11 @@ class SongSelect{
 		assets.sounds["don"].play()
 		
 		try{
-			localStorage["selectedSong"] = this.selectedSong
+			if(assets.customSongs){
+				assets.customSelected = this.selectedSong
+			}else{
+				localStorage["selectedSong"] = this.selectedSong
+			}
 			localStorage["selectedDiff"] = difficulty + this.diffOptions.length
 		}catch(e){}
 		
@@ -628,7 +786,7 @@ class SongSelect{
 			this.selectedDiff = 1
 			do{
 				this.state.options = this.mod(this.optionsList.length, this.state.options + moveBy)
-			}while(p2.socket.readyState !== 1 && this.state.options === 2)
+			}while((p2.socket.readyState !== 1 || assets.customSongs) && this.state.options === 2)
 		}
 	}
 	toTitleScreen(){
@@ -655,7 +813,7 @@ class SongSelect{
 		}, 500)
 	}
 	toSession(){
-		if(p2.socket.readyState !== 1){
+		if(p2.socket.readyState !== 1 || assets.customSongs){
 			return
 		}
 		if(p2.session){
@@ -670,6 +828,19 @@ class SongSelect{
 			}, 500)
 		}
 	}
+	toBrowse(){
+		if(assets.customSongs){
+			assets.customSongs = false
+			assets.songs = assets.songsDefault
+			assets.sounds["don"].play()
+			this.clean()
+			setTimeout(() => {
+				new SongSelect("browse", false, this.touchEnabled)
+			}, 500)
+		}else{
+			this.browse.click()
+		}
+	}
 	
 	redraw(){
 		if(!this.redrawRunning){
@@ -1501,7 +1672,7 @@ class SongSelect{
 		ctx.lineTo(x + 4, y + 4)
 		ctx.lineTo(x + 4, y + h)
 		ctx.fill()
-		if(screen !== "difficulty" && p2.socket.readyState === 1){
+		if(screen !== "difficulty" && p2.socket.readyState === 1 && !assets.customSongs){
 			var elapsed = (ms - this.state.screenMS) % 3100
 			var fade = 1
 			if(!p2.session && screen === "song"){
@@ -1636,10 +1807,16 @@ class SongSelect{
 					return snd.previewGain.load(gameConfig.songs_baseurl + id + previewFilename)
 				}
 				
-				songObj.preview_time = 0
-				loadPreview(previewFilename).catch(() => {
-					songObj.preview_time = prvTime
-					return loadPreview("/main.mp3")
+				new Promise((resolve, reject) => {
+					if(currentSong.music){
+						snd.previewGain.load(currentSong.music, true).then(resolve, reject)
+					}else{
+						songObj.preview_time = 0
+						loadPreview(previewFilename).catch(() => {
+							songObj.preview_time = prvTime
+							return loadPreview("/main.mp3")
+						}).then(resolve, reject)
+					}
 				}).then(sound => {
 					if(currentId === this.previewId){
 						songObj.preview_sound = sound
@@ -1799,11 +1976,14 @@ class SongSelect{
 		})
 		pageEvents.keyRemove(this, "all")
 		pageEvents.remove(loader.screen, ["mousemove", "mouseleave", "mousedown", "touchstart"])
+		pageEvents.remove(this.canvas, "touchend")
 		pageEvents.remove(p2, "message")
 		if(this.touchEnabled && fullScreenSupported){
 			pageEvents.remove(this.touchFullBtn, "click")
 			delete this.touchFullBtn
 		}
+		pageEvents.remove(this.browse, "change")
+		delete this.browse
 		delete this.selectable
 		delete this.ctx
 		delete this.canvas

public/src/js/soundbuffer.js

@@ -4,10 +4,19 @@
 		this.context = new AudioContext()
 		pageEvents.add(window, ["click", "touchend"], this.pageClicked.bind(this))
 	}
-	load(url, gain){
-		return loader.ajax(url, request => {
-			request.responseType = "arraybuffer"
-		}).then(response => {
+	load(url, local, gain){
+		if(local){
+			var reader = new FileReader()
+			var loadPromise = pageEvents.load(reader).then(event => {
+				return event.target.result
+			})
+			reader.readAsArrayBuffer(url)
+		}else{
+			var loadPromise = loader.ajax(url, request => {
+				request.responseType = "arraybuffer"
+			})
+		}
+		return loadPromise.then(response => {
 			return new Promise((resolve, reject) => {
 				return this.context.decodeAudioData(response, resolve, reject)
 			}).catch(error => {
@@ -66,8 +75,8 @@ class SoundGain{
 		}
 		this.setVolume(1)
 	}
-	load(url){
-		return this.soundBuffer.load(url, this)
+	load(url, local){
+		return this.soundBuffer.load(url, local, this)
 	}
 	convertTime(time, absolute){
 		return this.soundBuffer.convertTime(time, absolute)

public/src/views/songselect.html

@@ -2,4 +2,5 @@
 	<canvas id="song-sel-canvas"></canvas>
 	<div id="song-sel-selectable" tabindex="1"></div>
 	<div id="touch-full-btn"></div>
+	<form><input id="browse" type="file" webkitdirectory multiple></form>
 </div>