/usr/lib/xul-ext/lightning/calendar-js/calAttachment.js is in xul-ext-lightning 1.3+build1-0ubuntu1.
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Oracle Corporation code.
*
* The Initial Developer of the Original Code is Oracle Corporation
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <pavlov@pavlov.net>
* Joey Minta <jminta@gmail.com>
* Fred Jendrzejewski <fred.jen@web.de>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
Components.utils.import("resource://calendar/modules/calUtils.jsm");
Components.utils.import("resource://calendar/modules/calIteratorUtils.jsm");
//
// calAttachment.js
//
function calAttachment() {
this.wrappedJSObject = this;
this.mProperties = new cal.calPropertyBag();
}
calAttachment.prototype = {
mData: null,
mHashId: null,
QueryInterface: function (aIID) {
return cal.doQueryInterface(this,
calAttachment.prototype,
aIID,
null,
this);
},
/**
* nsIClassInfo
*/
getInterfaces: function cA_getInterfaces(aCount) {
var ifaces = [
Components.interfaces.nsISupports,
Components.interfaces.calIAttachment,
Components.interfaces.nsIClassInfo
];
aCount.value = ifaces.length;
return ifaces;
},
getHelperForLanguage: function cA_getHelperForLanguage(language) {
return null;
},
contractID: "@mozilla.org/calendar/attachment;1",
classDescription: "Calendar Item Attachment",
classID: Components.ID("{5f76b352-ab75-4c2b-82c9-9206dbbf8571}"),
implementationLanguage: Components.interfaces.nsIProgrammingLanguage.JAVASCRIPT,
flags: 0,
get hashId() {
if (!this.mHashId) {
let ch = Components.classes["@mozilla.org/security/hash;1"]
.createInstance(Components.interfaces.nsICryptoHash);
let converter = Components.classes["@mozilla.org/intl/scriptableunicodeconverter"]
.createInstance(Components.interfaces.nsIScriptableUnicodeConverter);
converter.charset = "UTF-8";
let data = converter.convertToByteArray(this.rawData, {});
ch.init(ch.MD5);
ch.update(data, data.length);
this.mHashId = ch.finish(true);
}
return this.mHashId;
},
/**
* calIAttachment
*/
get uri() {
let uri = null;
if (this.getParameter("VALUE") != "BINARY") {
// If this is not binary data, its likely an uri. Attempt to convert
// and throw otherwise.
try {
uri = makeURL(this.mData);
} catch (e) {
// Its possible that the uri contains malformed data. Often
// callers don't expect an exception here, so we just catch
// it and return null.
}
}
return uri;
},
set uri(aUri) {
// An uri is the default format, remove any value type parameters
this.deleteParameter("VALUE");
this.setData(aUri.spec);
return aUri;
},
get rawData() {
return this.mData;
},
set rawData(aData) {
// Setting the raw data lets us assume this is binary data. Make sure
// the value parameter is set
this.setParameter("VALUE", "BINARY");
return this.setData(aData);
},
get formatType() {
return this.getParameter("FMTTYPE");
},
set formatType(aType) {
return this.setParameter("FMTTYPE", aType);
},
get encoding() {
return this.getParameter("ENCODING");
},
set encoding(aValue) {
return this.setParameter("ENCODING", aValue);
},
get icalProperty() {
var icssvc = getIcsService();
var icalatt = icssvc.createIcalProperty("ATTACH");
for each (let [key, value] in this.mProperties) {
try {
icalatt.setParameter(key, value);
} catch (e if e.result == Components.results.NS_ERROR_ILLEGAL_VALUE) {
// Illegal values should be ignored, but we could log them if
// the user has enabled logging.
cal.LOG("Warning: Invalid attachment parameter value " + key + "=" + value);
}
}
if (this.mData) {
icalatt.value = this.mData;
}
return icalatt;
},
set icalProperty(attProp) {
// Reset the property bag for the parameters, it will be re-initialized
// from the ical property.
this.mProperties = new cal.calPropertyBag();
this.setData(attProp.value);
for each (let [name, value] in cal.ical.paramIterator(attProp)) {
this.setParameter(name, value);
}
},
getParameter: function (aName) {
return this.mProperties.getProperty(aName);
},
setParameter: function (aName, aValue) {
return this.mProperties.setProperty(aName, aValue);
},
deleteParameter: function (aName) {
this.mProperties.deleteProperty(aName);
},
clone: function cA_clone() {
let newAttachment = new calAttachment();
newAttachment.mData = this.mData;
newAttachment.mHashId = this.mHashId;
for each (let [name, value] in this.mProperties) {
newAttachment.mProperties.setProperty(name, value);
}
return newAttachment;
},
setData: function setData(aData) {
// Sets the data and invalidates the hash so it will be recalculated
this.mHashId = null;
this.mData = aData;
return this.mData;
}
};
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