ref: b7a4f1e6e70cb97de31ec684d243825e395fe001
dir: /dir.c/
#include <u.h> #include <libc.h> #include <thread.h> #include <draw.h> #include "dat.h" #include "fncs.h" Song* file2song(char *path, int needpic) { char *dot; Song *s; int fd; dot = strrchr(path, '.'); if(dot == nil) return nil; dot+=1; s = emalloc(sizeof(Song)); if(strcmp(dot, "flac") == 0){ s->type = FLAC; goto done; } if(strcmp(dot, "mp3") == 0){ s->type = MP3; goto done; } if(strcmp(dot, "ogg") == 0){ s->type = VORBIS; goto done; } /* Unsupported file suffix */ goto error; done: fd = open(path, OREAD); if(fd < 0) goto error; switch(s->type){ case FLAC: s->fmeta = readflacmeta(fd, needpic); break; case MP3: s->idmeta = readid3(fd); break; case VORBIS: /* TODO parse raw ogg file */ break; } close(fd); /* We can check the pointer without having to worry about which one it is */ if(s->fmeta == nil) goto error; return s; error: free(s); return nil; } void dir2album(Album *a, char *path) { Dir *files; int fd; long n; long i; char *dot; Rune *albumtitle; char buf[512]; int songcount = 0; int needpic = 1; fd = open(path, OREAD); if(fd < 0) return; n = dirreadall(fd, &files); close(fd); if(n <= 0) return; /* Do a single pass to find cover.^(jp^(eg g) png) */ for(i=0;i<n;i++){ dot = cistrstr(files[i].name, "cover."); if(dot == nil){ dot = cistrstr(files[i].name, "folder."); if(dot == nil) continue; } dot = strrchr(dot, '.'); dot++; snprint(buf, 512, "%s/%s", path, files[i].name); fd = open(buf, OREAD); if(fd<0) continue; a->cover = convpic(fd, dot); if(a->cover != nil){ needpic = 0; close(fd); break; } close(fd); } /* Greedy alloc to start, we will trim down later */ a->nsong = n; a->songs = emalloc(sizeof(Song*) * n); for(i=0;i<n;i++){ snprint(buf, 512, "%s/%s", path, files[i].name); a->songs[songcount] = file2song(buf, needpic); if(a->songs[songcount] == nil) continue; if(a->name == nil){ switch(a->songs[songcount]->type){ case FLAC: albumtitle = a->songs[songcount]->fmeta->com->album; break; case MP3: albumtitle = a->songs[songcount]->idmeta->album; break; case VORBIS: albumtitle = a->songs[songcount]->vmeta->album; break; default: albumtitle = nil; } if(albumtitle != nil) a->name = runesmprint("%S", albumtitle); } a->songs[songcount]->path = strdup(buf); if(needpic == 1 && a->songs[songcount]->type == FLAC && a->songs[songcount]->fmeta->pic != nil){ FlacPic *p = a->songs[songcount]->fmeta->pic; a->cover = convpicbuf(p->data, p->size, p->mime); if(a->cover == nil) quit("dir2album: Could not convert image"); needpic--; } songcount++; } a->nsong = songcount; a->songs = realloc(a->songs, sizeof(Song*) * songcount); free(files); return; } int parselibrary(Album **als, char *path) { Dir *files; int fd; uint n, i; uint numdirs = 0; uint alcount = 0; char buf[512]; fd = open(path, OREAD); if(fd < 0) return 0; n = dirreadall(fd, &files); close(fd); if(n <= 0) return 0; for(i=0;i<n;i++) if(files[i].qid.type&QTDIR) numdirs++; *als = emalloc(sizeof(Album)*numdirs); for(i=0;i<n;i++) if(files[i].qid.type&QTDIR){ snprint(buf, 512, "%s/%s", path, files[i].name); dir2album(*als+alcount, buf); if(*als+alcount != nil) alcount++; } *als = realloc(*als, sizeof(Album)*alcount); return alcount; }