js-cfb/bits/85_api.js

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2017-09-14 21:14:22 +00:00
function cfb_new(opts/*:?any*/)/*:CFBContainer*/ {
var o/*:CFBContainer*/ = ({}/*:any*/);
init_cfb(o, opts);
return o;
}
function cfb_add(cfb/*:CFBContainer*/, name/*:string*/, content/*:?RawBytes*/, opts/*:?any*/)/*:CFBEntry*/ {
init_cfb(cfb);
var file = CFB.find(cfb, name);
if(!file) {
file = ({name: filename(name)}/*:any*/);
cfb.FileIndex.push(file);
cfb.FullPaths.push(name);
CFB.utils.cfb_gc(cfb);
}
/*:: if(!file) throw new Error("unreachable"); */
file.content = (content/*:any*/);
file.size = content ? content.length : 0;
if(opts) {
if(opts.CLSID) file.clsid = opts.CLSID;
}
return file;
}
function cfb_del(cfb/*:CFBContainer*/, name/*:string*/)/*:boolean*/ {
init_cfb(cfb);
var file = CFB.find(cfb, name);
if(file) for(var j = 0; j < cfb.FileIndex.length; ++j) if(cfb.FileIndex[j] == file) {
cfb.FileIndex.splice(j, 1);
cfb.FullPaths.splice(j, 1);
return true;
}
return false;
}
function cfb_mov(cfb/*:CFBContainer*/, old_name/*:string*/, new_name/*:string*/)/*:boolean*/ {
init_cfb(cfb);
var file = CFB.find(cfb, old_name);
if(file) for(var j = 0; j < cfb.FileIndex.length; ++j) if(cfb.FileIndex[j] == file) {
cfb.FileIndex[j].name = filename(new_name);
cfb.FullPaths[j] = new_name;
return true;
}
return false;
}
function cfb_gc(cfb/*:CFBContainer*/)/*:void*/ { rebuild_cfb(cfb, true); }