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var exports = require('./file');
var IO = require("./io").IO;
const Cc = Components.classes;
const Ci = Components.interfaces;
const DirService = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties)
function MozFile(path) {
var file = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsILocalFile);
try {
file.initWithPath(path);
} catch(e) {
file.initWithPath(exports.cwd());
path.split(exports.SEPARATOR).filter(function(part) part != '').
forEach(function(part) file.append(part));
}
return file;
}
exports.cwd = function () DirService.get("CurWorkD", Ci.nsIFile).path;
exports.SEPARATOR = (function() (exports.cwd().search(/\\/) != -1) ? "\\" : "/")();
exports.ROOT = '/';
exports.list = function (path) {
var entries = MozFile(path).directoryEntries;
var entryNames = [];
while(entries.hasMoreElements()) {
var entry = entries.getNext();
entry.QueryInterface(Ci.nsIFile);
entryNames.push(entry.leafName);
}
return entryNames;
};
exports.canonical = function (path) {
var file = MozFile(path);
try {
file.normalize();
} catch(e) {}
return file.path;
}
exports.exists = function (path) MozFile(path).exists();
exports.mtime = function (path) new Date(MozFile(path).lastModifiedTime);
exports.size = function (path) MozFile(path).fileSize;
exports.stat = function (path) {
return {
mtime: exports.mtime(path),
size: exports.size(path)
}
};
exports.isDirectory = function (path) {
var file = MozFile(path);
return file.exists() && file.isDirectory();
}
exports.isFile = function (path) {
var file = MozFile(path);
return file.exists() && file.isFile();
}
exports.isLink = function (path) MozFile(path).isSymlink();
exports.isReadable = function (path) MozFile(path).isReadable();
exports.isWritable = function (path) MozFile(path).isWritable();
exports.rename = function (source, target) {
source = file.path(source);
target = source.resolve(target);
source = MozFile(source);
target = MozFile(target);
try {
source.moveTo(target.parent, target.leafName);
} catch(e) {
throw new Error("failed to rename " + source.path + " to " + target.path);
}
};
exports.move = function (source, target) {
source = file.path(source);
target = source.resolve(target);
source = MozFile(source);
target = MozFile(target);
try {
source.moveTo(target.parent, target.leafName);
} catch(e) {
throw new Error("failed to move " + source.path + " to " + target.path);
}
};
exports.remove = function (path) {
try {
MozFile(path).remove(false)
} catch(e) {
throw new Error("failed to delete " + path);
}
};
exports.mkdir = function (path) MozFile(path).create(Ci.nsIFile.NORMAL_FILE_TYPE, 0777);
exports.mkdirs = function (path) MozFile(path).create(Ci.nsIFile.NORMAL_FILE_TYPE, 0777);
exports.rmdir = function(path) {
try {
MozFile(path).remove(false)
} catch(e) {
throw new Error("failed to delete " + path);
}
};
exports.rmtree = function(path) {
try {
MozFile(path).remove(true)
} catch(e) {
throw new Error("failed to delete " + path);
}
};
exports.touch = function (path, mtime) {
var file = MozFile(path);
if (!file.exists()) file.create(Ci.nsIFile.NORMAL_FILE_TYPE, 0666);
else file.lastModifiedTime = new Date().getTime().toString();
};
exports.symlink = function (path) {
throw "NYI";
};
exports.FileIO = function (path, mode, permissions) {
file = MozFile(path);
var {
read: read,
write: write,
append: append,
update: update
} = exports.mode(mode);
if (update) {
throw new Error("Updating IO not yet implemented.");
} else if (write || append) {
var stream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(Ci.nsIFileOutputStream);
stream.init(file, -1, -1, 0);
return new IO(stream, null);
} else if (read) {
var stream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(Ci.nsIFileInputStream);
stream.init(file, -1, 0, 0);
return new IO(stream, null);
} else {
throw new Error("Files must be opened either for read, write, or update mode.");
}
};
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