partially done refactoring
This commit is contained in:
Alan Kligman
parent
25342d5876
commit
a0e27476b0
209
src/fs.js
209
src/fs.js
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@ -821,8 +821,6 @@ define(function(require) {
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FileSystem.prototype._open = function _open(context, path, flags, callback) {
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var that = this;
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var deferred = when.defer();
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// var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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// var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error, fileNode) {
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if(error) {
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@ -847,6 +845,7 @@ define(function(require) {
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}
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open_file(that, context, path, flags, check_result);
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deferred.promise.then(
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function(result) {
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callback(undefined, result);
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@ -875,13 +874,9 @@ define(function(require) {
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}
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);
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};
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FileSystem.prototype._mkdir = function _mkdir(path, callback) {
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FileSystem.prototype._mkdir = function _mkdir(context, path, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error) {
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if(error) {
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@ -892,7 +887,8 @@ define(function(require) {
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}
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}
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make_directory(files, path, check_result);
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make_directory(context, path, check_result);
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deferred.promise.then(
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function() {
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callback();
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@ -901,19 +897,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._rmdir = function _rmdir(path, callback) {
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FileSystem.prototype._rmdir = function _rmdir(context, path, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error) {
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if(error) {
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@ -924,7 +911,8 @@ define(function(require) {
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}
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}
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remove_directory(files, path, check_result);
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remove_directory(context, path, check_result);
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deferred.promise.then(
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function() {
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callback();
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@ -933,19 +921,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._stat = function _stat(path, callback) {
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FileSystem.prototype._stat = function _stat(context, path, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error, result) {
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if(error) {
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@ -957,7 +936,7 @@ define(function(require) {
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}
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}
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stat_file(files, path, check_result);
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stat_file(context, path, check_result);
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deferred.promise.then(
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function(result) {
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@ -967,19 +946,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._fstat = function _fstat(fd, callback) {
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FileSystem.prototype._fstat = function _fstat(context, fd, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error, result) {
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if(error) {
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@ -996,7 +966,7 @@ define(function(require) {
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if(!ofd) {
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deferred.reject(new EBadFileDescriptor('invalid file descriptor'));
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} else {
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fstat_file(files, ofd, check_result);
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fstat_file(context, ofd, check_result);
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}
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deferred.promise.then(
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@ -1007,19 +977,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._link = function _link(oldpath, newpath, callback) {
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FileSystem.prototype._link = function _link(context, oldpath, newpath, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error) {
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if(error) {
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@ -1030,7 +991,7 @@ define(function(require) {
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}
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}
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link_node(files, oldpath, newpath, check_result);
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link_node(context, oldpath, newpath, check_result);
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deferred.promise.then(
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function(result) {
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@ -1040,19 +1001,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._unlink = function _unlink(path, callback) {
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FileSystem.prototype._unlink = function _unlink(context, path, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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function check_result(error) {
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if(error) {
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@ -1063,7 +1015,7 @@ define(function(require) {
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}
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}
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unlink_node(files, path, check_result);
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unlink_node(context, path, check_result);
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deferred.promise.then(
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function(result) {
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@ -1073,19 +1025,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._read = function _read(fd, buffer, offset, length, position, callback) {
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FileSystem.prototype._read = function _read(context, fd, buffer, offset, length, position, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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offset = (undefined === offset) ? 0 : offset;
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length = (undefined === length) ? buffer.length - offset : length;
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@ -1106,7 +1049,7 @@ define(function(require) {
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} else if(!_(ofd.flags).contains(O_READ)) {
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deferred.reject(new EBadFileDescriptor('descriptor does not permit reading'));
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} else {
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read_data(files, ofd, buffer, offset, length, position, check_result);
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read_data(context, ofd, buffer, offset, length, position, check_result);
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}
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deferred.promise.then(
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@ -1117,19 +1060,10 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._readFile = function _readFile(path, options, callback) {
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FileSystem.prototype._readFile = function _readFile(context, path, options, callback) {
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var that = this;
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this.promise.then(
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function() {
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var deferred = when.defer();
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var transaction = that.db.transaction([FILE_STORE_NAME], IDB_RO);
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var files = transaction.objectStore(FILE_STORE_NAME);
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if(!options) {
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options = { encoding: null, flag: 'r' };
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@ -1145,7 +1079,7 @@ define(function(require) {
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deferred.reject(new EInvalid('flags is not valid'));
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}
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open_file(that, files, path, flags, function(err, fileNode) {
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open_file(that, context, path, flags, function(err, fileNode) {
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if(err) {
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// TODO: abort transaction?
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return deferred.reject(err);
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@ -1153,7 +1087,7 @@ define(function(require) {
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var ofd = new OpenFileDescription(fileNode.id, flags, 0);
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var fd = that._allocate_descriptor(ofd);
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fstat_file(files, ofd, function(err2, fstatResult) {
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fstat_file(context, ofd, function(err2, fstatResult) {
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if(err2) {
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// TODO: abort transaction?
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return deferred.reject(err2);
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@ -1163,7 +1097,7 @@ define(function(require) {
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var size = stats.size;
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var buffer = new Uint8Array(size);
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read_data(files, ofd, buffer, 0, size, 0, function(err3, nbytes) {
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read_data(context, ofd, buffer, 0, size, 0, function(err3, nbytes) {
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if(err3) {
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// TODO: abort transaction?
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return deferred.reject(err3);
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@ -1190,11 +1124,6 @@ define(function(require) {
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callback(error);
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}
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);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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};
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FileSystem.prototype._write = function _write(fd, buffer, offset, length, position, callback) {
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var that = this;
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@ -1556,28 +1485,108 @@ define(function(require) {
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this._close(fd, callback);
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}
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IndexedDBFileSystem.prototype.mkdir = function mkdir(path, callback) {
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this._mkdir(path, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._mkdir(files, path, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.rmdir = function rmdir(path, callback) {
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this._rmdir(path, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._rmdir(files, path, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.stat = function stat(path, callback) {
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this._stat(path, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._stat(files, path, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.fstat = function fstat(fd, callback) {
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this._fstat(fd, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._fstat(files, fd, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.link = function link(oldpath, newpath, callback) {
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this._link(oldpath, newpath, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._link(files, oldpath, newpath, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.unlink = function unlink(path, callback) {
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this._unlink(path, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._unlink(files, path, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.read = function read(fd, buffer, offset, length, position, callback) {
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this._read(fd, buffer, offset, length, position, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._read(files, fd, buffer, offset, length, position, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.readFile = function readFile(path, options, callback) {
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this._readFile(path, options, callback);
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var fs = this;
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this.promise.then(
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function() {
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var transaction = fs.db.transaction([FILE_STORE_NAME], IDB_RW);
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var files = transaction.objectStore(FILE_STORE_NAME);
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fs._readFile(files, path, options, callback);
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},
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function() {
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callback(new EFileSystemError('unknown error'));
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}
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);
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}
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IndexedDBFileSystem.prototype.write = function write(fd, buffer, offset, length, position, callback) {
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this._write(fd, buffer, offset, length, position, callback);
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