1.0版

.gitignore

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-# Distribution / packaging
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-# Unit test / coverage reports
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+main.build
+main.dist
+venv
+CloudMusicLyricDownloader
+.idea

config.json

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+{"multiThread": true, "threadNum": 4}

main.py

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+import sys
+
+import mutagen
+import pathlib
+import requests
+import json
+import re
+import easygui
+from multiprocessing.dummy import Pool,Lock
+
+title = "网易云歌词下载助手"
+
+
+def distance(word1: str, word2: str) -> int:
+    n = len(word1)
+    m = len(word2)
+
+    if n * m == 0:
+        return n + m
+
+    D = [[0] * (m + 1) for _ in range(n + 1)]
+
+    for i in range(n + 1):
+        D[i][0] = i
+    for j in range(m + 1):
+        D[0][j] = j
+
+    for i in range(1, n + 1):
+        for j in range(1, m + 1):
+            left = D[i - 1][j] + 1
+            down = D[i][j - 1] + 1
+            left_down = D[i - 1][j - 1]
+            if word1[i - 1] != word2[j - 1]:
+                left_down += 1
+            D[i][j] = min(left, down, left_down)
+
+    return D[n][m]
+
+
+class TagLoader():
+    MusicType = {'.mp3', '.flac'}
+
+    @staticmethod
+    def getMusicPaths(folderPath: pathlib.Path):
+        return [i for i in folderPath.iterdir() if i.suffix in TagLoader.MusicType]
+
+    @staticmethod
+    def lyricPath(musicPath):
+        return musicPath.parent / (musicPath.stem + '.lrc')
+
+    @staticmethod
+    def getTags(musicPath):
+        mtag = dict(mutagen.File(musicPath).tags)
+        tag = {}
+        if 'title' in mtag.keys():
+            tag['title'] = mtag['title'][0]
+        elif 'TIT2' in mtag.keys():
+            tag['title'] = mtag['TIT2'].text[0]
+        else:
+            print(f"{musicPath.name}无匹配tag")
+            tag['title'] = musicPath.stem
+
+        if 'album' in mtag.keys():
+            tag['album'] = mtag['album'][0]
+        elif 'TALB' in mtag.keys():
+            tag['album'] = mtag['TALB'].text[0]
+        return tag
+
+
+class LyricDownloader():
+    SearchAPI = "http://music.163.com/api/search/get/web?csrf_token=hlpretag=&hlposttag=&s={{{}}}&type=1&offset=0&total=true&limit=100"
+    LyricAPI = "http://music.163.com/api/song/lyric?id={}&lv=1&kv=1&tv=-1"
+    LyricMatcher = re.compile(r"^(\[\d+:\d+.\d+\])(.*)$")
+
+    @staticmethod
+    def searchMusic(tag):
+        "根据音乐tag搜索100首歌，计算音乐名和专辑名的编辑距离并排序，选最匹配的，返回音乐id"
+        songs = json.loads(requests.get(LyricDownloader.SearchAPI.format(tag['title'])).text)['result']['songs']
+        distances = []
+        for s in songs:
+            id = s['id']
+            titleD = distance(s['name'], tag['title'])
+            if 'album' in tag:
+                albumD = distance(s['album']['name'], tag['album'])
+            else:
+                albumD = 0
+            distances.append((id, titleD, albumD, s['name'], s['album']['name']))
+        distances.sort(key=lambda x: (x[1], x[2]))
+        return distances[0][0]
+
+    @staticmethod
+    def getLyric(id):
+        "根据id获取歌词，然后清洗成lrc格式"
+        lyric = json.loads(requests.get(LyricDownloader.LyricAPI.format(id)).text)
+        if 'lrc' in lyric.keys():
+            lrc = [LyricDownloader.LyricMatcher.match(i) for i in lyric['lrc']['lyric'].split('\n')]
+            lrc = [i.groups() for i in lrc if i is not None]
+        else:
+            lrc = []
+        if 'tlyric' in lyric.keys():
+            tlrc = [LyricDownloader.LyricMatcher.match(i) for i in lyric['tlyric']['lyric'].split('\n')]
+            tlrc = dict([i.groups() for i in tlrc if i is not None])
+        else:
+            tlrc = []
+
+        mlrc = []
+        for i in lrc:
+            ts = i[0].split('.')[0] + '.' + i[0].split('.')[1][:2] + ']'
+            mlrc.append(f"{ts}{i[1]}  {tlrc.get(i[0], '')}")
+        mlrc = '\n'.join(mlrc)
+        return mlrc
+
+
+class Main():
+    def __init__(self):
+        self.overwrite = False
+        self.askIfOverwrite = True
+        self.config = json.load(open('./config.json','r',encoding='utf8'))
+        self.lock = Lock()
+        if self.config['multiThread']:
+            self.pool = Pool(self.config['threadNum'])
+            self.work = self.multiwork
+        else:
+            self.work = self.singlework
+
+    def init(self):
+        self.path = pathlib.Path(easygui.diropenbox("选择音乐目录"))
+        self.musicList = TagLoader.getMusicPaths(self.path)
+        self.succ = 0
+        self.fail = 0
+        self.jump = 0
+
+    def ifOverwrite(self):
+        if not self.askIfOverwrite:
+            return self.overwrite
+        else:
+            self.lock.acquire()
+            if self.askIfOverwrite: #防止选了总是或者从不还是跳很多框
+                answer = easygui.buttonbox("发现歌词已存在。是否覆盖？", title, ["是", "否", "总是", "从不"])
+            else:
+                self.lock.release()
+                return self.overwrite
+            self.lock.release()
+            if answer == "是":
+                return True
+            elif answer == "否":
+                return False
+            elif answer == "总是":
+                self.askIfOverwrite = False
+                self.overwrite = True
+                return True
+            elif answer == "从不":
+                self.askIfOverwrite = False
+                self.overwrite = False
+                return False
+        raise Exception("这代码不应该运行到这里的！！！！！！！！！！！！！！！！")
+
+    def download(self, musicPath):
+        try:
+            lrcPath = TagLoader.lyricPath(musicPath)
+            if lrcPath.exists():
+                overwrite = self.ifOverwrite()
+                if not overwrite:
+                    self.jump += 1
+                    return
+            tag = TagLoader.getTags(musicPath)
+            id = LyricDownloader.searchMusic(tag)
+            lyric = LyricDownloader.getLyric(id)
+            with open(TagLoader.lyricPath(musicPath), 'w', encoding='utf8') as f:
+                f.write(lyric)
+            self.succ += 1
+            if len(lyric) > 0:
+                print(f"下载成功  {musicPath.stem}")
+            else:
+                print(f"下载成功  未发现歌词  {musicPath.stem} ")
+        except:
+            self.fail += 1
+            print(f"下载失败  {musicPath.stem}")
+
+    def singlework(self):
+        self.init()
+        for musicPath in self.musicList:
+            self.download(musicPath)
+        cont = easygui.ynbox(f"下载完成！\n成功：{self.succ}\n失败：{self.fail}\n跳过：{self.jump}\n是否继续下载？", title)
+        return cont
+
+    def multiwork(self):
+        self.init()
+        self.pool.map(self.download, self.musicList)
+        cont = easygui.ynbox(f"下载完成！\n成功：{self.succ}\n失败：{self.fail}\n跳过：{self.jump}\n是否继续下载？", title)
+        return cont
+
+    def main(self):
+        cont = True
+        while cont:
+            cont = self.work()
+
+
+if __name__ == "__main__":
+    main = Main()
+    main.main()
+
+# nuitka --standalone --enable-plugin=tk-inter main.py