js-cfb/bits/44_findpath.js
SheetJS 1a428c8f5b version bump 0.10.3: ignore bad FAT
- sector checked before reading (h/t @e12009)
  See https://github.com/SheetJS/js-xlsx/issues/569
- flow type checking
2017-02-23 21:11:45 -08:00

18 lines
819 B
JavaScript

/* [MS-CFB] 2.6.4 */
function make_find_path(FullPaths, Paths, FileIndex, files, root_name) {
var UCFullPaths = new Array(FullPaths.length);
var UCPaths = new Array(Paths.length), i;
for(i = 0; i < FullPaths.length; ++i) UCFullPaths[i] = FullPaths[i].toUpperCase().replace(chr0,'').replace(chr1,'!');
for(i = 0; i < Paths.length; ++i) UCPaths[i] = Paths[i].toUpperCase().replace(chr0,'').replace(chr1,'!');
return function find_path(path/*:string*/) {
var k;
if(path.charCodeAt(0) === 47 /* "/" */) { k=true; path = root_name + path; }
else k = path.indexOf("/") !== -1;
var UCPath = path.toUpperCase().replace(chr0,'').replace(chr1,'!');
var w = k === true ? UCFullPaths.indexOf(UCPath) : UCPaths.indexOf(UCPath);
if(w === -1) return null;
return k === true ? FileIndex[w] : files[Paths[w]];
};
}