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Upgrading to new version of file from jslib, bug 2954.

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This fixes problems with the calendar not loading on start up if the calendarManager.rdf file doens't exist.
This commit is contained in:
mikep%oeone.com 2003-01-29 16:16:33 +00:00
parent 2a7ba66e69
commit e2e197d7cb
1 changed files with 114 additions and 80 deletions
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162
calendar/resources/content/jslib/io/file.js
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@ -1,5 +1,4 @@
/*** -*- Mode: Javascript; tab-width: 2;
The contents of this file are subject to the Mozilla Public
License Version 1.1 (the "License"); you may not use this file
except in compliance with the License. You may obtain a copy of
@ -11,10 +10,10 @@ implied. See the License for the specific language governing
rights and limitations under the License.
The Original Code is Collabnet code.
The Initial Developer of the Original Code is Collabnet.
The Initial Developer of the Original Code is jslib team.
Portions created by Collabnet are
Copyright (C) 2000 Collabnet. All
Portions created by jslib team are
Copyright (C) 2000 jslib team. All
Rights Reserved.
Contributor(s): Pete Collins,
@ -115,24 +114,25 @@ xpcom nsIFile file IO library from js
************/
// insure jslib base is loaded
if (typeof(JS_LIB_LOADED)=='boolean')
{
if (typeof(JS_LIB_LOADED)=='boolean') {
// test to make sure filesystem base class is loaded
if (typeof(JS_FILESYSTEM_LOADED)!='boolean')
include(JS_LIB_PATH+'io/filesystem.js');
include(jslib_filesystem);
/****************** Globals **********************/
const JS_FILE_LOADED = true;
const JS_FILE_FILE = "file.js";
const JS_FILE_F_CHANNEL_CID = "@mozilla.org/network/local-file-channel;1";
const JS_FILE_IOSERVICE_CID = "@mozilla.org/network/io-service;1";
const JS_FILE_I_STREAM_CID = "@mozilla.org/scriptableinputstream;1";
const JS_FILE_F_TRANSPORT_SERVICE_CID = "@mozilla.org/network/file-transport-service;1";
const JS_FILE_I_FILE_CHANNEL = "nsIFileChannel";
const JS_FILE_I_IOSERVICE = C.interfaces.nsIIOService;
const JS_FILE_I_SCRIPTABLE_IN_STREAM = "nsIScriptableInputStream";
const JS_FILE_READ = 0x01; // 1
@ -151,18 +151,52 @@ const JS_FILE_DEFAULT_PERMS = 0644;
const JS_FILE_OK = true;
const JS_FILE_InputStream = new C.Constructor
( JS_FILE_I_STREAM_CID, JS_FILE_I_SCRIPTABLE_IN_STREAM );
try {
/*
const JS_FILE_FileChannel = new C.Constructor
(JS_FILE_F_CHANNEL_CID, JS_FILE_I_FILE_CHANNEL);
*/
const JS_FILE_InputStream = new C.Constructor
(JS_FILE_I_STREAM_CID, JS_FILE_I_SCRIPTABLE_IN_STREAM);
// The File Transport Service provides nsITransport objects
// which can supply nsIOutputStream objects for writing to files.
/*
const JS_FILE_FileTransportService =
C.classes[JS_FILE_F_TRANSPORT_SERVICE_CID].
getService(C.interfaces.nsIFileTransportService);
*/
// Possible values for the ioFlags parameter to FileTransportService.createTransport.
// From http://lxr.mozilla.org/seamonkey/source/netwerk/base/public/nsIFileChannel.idl
const JS_FILE_IOSERVICE = C.classes[JS_FILE_IOSERVICE_CID].
getService(JS_FILE_I_IOSERVICE);
/***
* The File Transport Service provides nsITransport objects
* which can supply nsIOutputStream objects for writing to files.
*/
/*
const JS_FILE_FileTransportService =
C.classes[JS_FILE_F_TRANSPORT_SERVICE_CID].
getService(C.interfaces.nsIFileTransportService);
*/
} catch (e) {
jslibError (e, "open("+this.mMode+") (unable to get nsIFileChannel)",
"NS_ERROR_FAILURE",
JS_FILE_FILE);
}
/***
* Possible values for the ioFlags parameter to
* FileTransportService.createTransport.
*/
/***
* From:
* http://lxr.mozilla.org/seamonkey/source/nsprpub/pr/include/prio.h#601
*/
// #define PR_RDONLY 0x01
// #define PR_WRONLY 0x02
// #define PR_RDWR 0x04
// #define PR_CREATE_FILE 0x08
// #define PR_APPEND 0x10
// #define PR_TRUNCATE 0x20
// #define PR_SYNC 0x40
// #define PR_EXCL 0x80
const JS_FILE_NS_RDONLY = 0x01;
const JS_FILE_NS_WRONLY = 0x02;
@ -205,6 +239,7 @@ File.prototype = new FileSystem();
File.prototype.mMode = null;
File.prototype.mFileChannel = null;
File.prototype.mTransport = null;
File.prototype.mURI = null;
File.prototype.mOutStream = null;
File.prototype.mInputStream = null;
File.prototype.mLineBuffer = null;
@ -236,6 +271,13 @@ File.prototype.open = function(aMode, aPerms)
return null;
}
if (this.exists() && this.mFileInst.isDirectory()) {
jslibError(null, "open("+this.mMode+") (cannot open directory)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":open");
return null;
}
if (this.mMode) {
jslibError(null, "open("+this.mMode+") (already open)",
"NS_ERROR_NOT_INITIALIZED",
@ -246,30 +288,24 @@ File.prototype.open = function(aMode, aPerms)
this.close();
if (!this.mURI) {
if (!this.exists())
this.create();
this.mURI = JS_FILE_IOSERVICE.newFileURI(this.mFileInst);
}
if (!aMode)
aMode=JS_FILE_READ_MODE;
if (this.exists() && this.mFileInst.isDirectory()) {
jslibError(null, "open("+this.mMode+") (cannot open directory)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":open");
return null;
}
this.resetCache();
var rv;
switch(aMode)
{
switch(aMode) {
case JS_FILE_WRITE_MODE:
case JS_FILE_APPEND_MODE: {
try {
if (!this.mFileChannel)
Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
var nsiuri = ioService.newURI(this.mPath, null, null);
if (!nsiuri)
return null;
this.mFileChannel = ioService.newChannelFromURI(nsiuri);
this.mFileChannel = JS_FILE_IOSERVICE.newChannelFromURI(this.mURI);
} catch(e) {
jslibError(e, "open("+this.mMode+") (unable to get nsIFileChannel)",
"NS_ERROR_FAILURE",
@ -294,18 +330,21 @@ File.prototype.open = function(aMode, aPerms)
this.mMode=JS_FILE_WRITE_MODE;
// Create a file transport in write mode
if (!this.mTransport) {
this.mTransport = JS_FILE_FileTransportService.createTransport(this.mFileInst,
JS_FILE_NS_WRONLY | JS_FILE_NS_CREATE_FILE | JS_FILE_NS_TRUNCATE, aPerms, true);
this.mTransport = JS_FILE_FileTransportService.createTransport
(this.mFileInst,
JS_FILE_NS_WRONLY | JS_FILE_NS_CREATE_FILE |
JS_FILE_NS_TRUNCATE, aPerms, true);
}
} else {
this.mMode=JS_FILE_APPEND_MODE;
if (!this.mTransport) {
this.mTransport = JS_FILE_FileTransportService.createTransport(
this.mFileInst,
JS_FILE_NS_APPEND | JS_FILE_NS_RDWR |
JS_FILE_NS_SYNC | JS_FILE_NS_CREATE_FILE,
JS_FILE_NS_CREATE_FILE | JS_FILE_NS_WRONLY
| JS_FILE_NS_APPEND,
aPerms, true);
}
jslib_debug("this.mTransport: "+this.mTransport);
}
} catch(e) {
jslibError(e, "open("+this.mMode+") (unable to get transport)",
@ -340,13 +379,7 @@ File.prototype.open = function(aMode, aPerms)
}
this.mMode=JS_FILE_READ_MODE;
try {
Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
var nsiuri = ioService.newURI(this.mPath, null, null);
if (!nsiuri)
return null;
this.mFileChannel = ioService.newChannelFromURI(nsiuri);
//this.mFileChannel = new JS_FILE_FileChannel( this.mPath );
this.mFileChannel = JS_FILE_IOSERVICE.newChannelFromURI(this.mURI);
this.mInputStream = new JS_FILE_InputStream();
this.mLineBuffer = new Array();
this.mFileChannel.init(this.mFileInst, JS_FILE_READ, this.permissions);
@ -386,7 +419,7 @@ File.prototype.open = function(aMode, aPerms)
* outputs: <string contents of foo.dat> *
****************************************************************/
File.prototype.read = function()
File.prototype.read = function(aSize)
{
if (!this.checkInst())
@ -399,7 +432,7 @@ File.prototype.read = function()
this.close();
return null;
}
var rv=null;
var rv = null;
try {
if (!this.mFileInst || !this.mInputStream) {
jslibError(null, "(no file instance or input stream) ",
@ -407,7 +440,7 @@ File.prototype.read = function()
JS_FILE_FILE+":read");
return null;
}
rv = this.mInputStream.read(this.mFileInst.fileSize);
rv = this.mInputStream.read(aSize != undefined ? aSize : this.mFileInst.fileSize);
this.mInputStream.close();
} catch (e) {
jslibError(e, "read (input stream read)",
@ -595,19 +628,20 @@ File.prototype.copy = function (aDest)
jslibError(null, "(no dest defined)",
"NS_ERROR_INVALID_ARG",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_INVALID_ARG;
}
if (!this.exists()) {
jslibError(null, "(file doesn't exist)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
var rv;
try {
var dest = new JS_FS_File_Path(aDest);
jslibDebug(dest);
var copyName = null;
var dir = null;
@ -615,55 +649,55 @@ File.prototype.copy = function (aDest)
jslibError(null, "(can't copy file to itself)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
//dest.append(this.leaf);
if (dest.exists()) {
jslibError(null, "(dest "+dest.path+" already exists)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
if (this.mFileInst.isDirectory()) {
jslibError(null, "(cannot copy directory)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
if (!dest.exists()) {
copyName = dest.leafName;
dir = dest.parent;
if (!dir.exists()) {
jslibError(null, "(dest directory "+dest.parent.path+" doesn't exist and dir is "+dir+")",
jslibError(null, "(dest "+dir.path+" doesn't exist)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
if (!dir.isDirectory()) {
jslibError(null, "(dest "+dir.path+" is not a valid path)",
"NS_ERROR_FAILURE",
JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
}
if (!dir) {
dir=dest;
dir = dest;
if (dest.equals(this.mFileInst)) {
jslibError(null, "(can't copy file to itself)", "NS_ERROR_FAILURE", JS_FILE_FILE+":copy");
return false;
throw -C.results.NS_ERROR_FAILURE;
}
}
this.mFileInst.copyTo(dir, copyName);
jslib_debug(JS_FILE_FILE+":copy successful!");
rv = true;
jslibDebug(JS_FILE_FILE+":copy successful!");
} catch (e) {
jslibError(e, "(unexpected error)", "NS_ERROR_UNEXPECTED", JS_FILE_FILE+":copy");
rv=false;
}
return rv;
return;
}
/********************* CLOSE ************************************
@ -919,7 +953,7 @@ function()
return help;
})
jslib_debug('*** load: '+JS_FILE_FILE+' OK');
jslibDebug('*** load: '+JS_FILE_FILE+' OK');
} // END BLOCK JS_LIB_LOADED CHECK