releases-comm-central/calendar/import-export/calHtmlExport.js

116 строки
4.9 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://calendar/modules/calUtils.jsm");
Components.utils.import("resource://calendar/modules/calXMLUtils.jsm");
/**
* HTML Export Plugin
*/
function calHtmlExporter() {
this.wrappedJSObject = this;
}
var calHtmlExporterClassID = Components.ID("{72d9ab35-9b1b-442a-8cd0-ae49f00b159b}");
var calHtmlExporterInterfaces = [Components.interfaces.calIExporter];
calHtmlExporter.prototype = {
classID: calHtmlExporterClassID,
QueryInterface: XPCOMUtils.generateQI(calHtmlExporterInterfaces),
classInfo: XPCOMUtils.generateCI({
classID: calHtmlExporterClassID,
contractID: "@mozilla.org/calendar/export;1?type=html",
classDescription: "Calendar HTML Exporter",
interfaces: calHtmlExporterInterfaces
}),
getFileTypes: function getFileTypes(aCount) {
aCount.value = 1;
let wildmat = '*.html; *.htm';
let label = cal.calGetString("calendar", 'filterHtml', [wildmat]);
return [{
QueryInterface: XPCOMUtils.generateQI([Components.interfaces.calIFileType]),
defaultExtension: 'html',
extensionFilter: wildmat,
description: label
}];
},
exportToStream: function html_exportToStream(aStream, aCount, aItems, aTitle) {
let document = cal.xml.parseFile("chrome://calendar-common/skin/printing/calHtmlExport.html");
let itemContainer = document.getElementById("item-container");
document.getElementById("title").textContent = aTitle || cal.calGetString("calendar", "HTMLTitle");
// Sort aItems
aItems.sort(function(a, b) {
let start_a = a[cal.calGetStartDateProp(a)];
if (!start_a) {
return -1;
}
let start_b = b[cal.calGetStartDateProp(b)];
if (!start_b) {
return 1;
}
return start_a.compare(start_b);
});
for (let item of aItems) {
let itemNode = document.getElementById("item-template").cloneNode(true);
itemNode.removeAttribute("id");
let setupTextRow = function(classKey, propValue, prefixKey) {
if (propValue) {
let prefix = cal.calGetString("calendar", prefixKey);
itemNode.querySelector("." + classKey + "key").textContent = prefix;
itemNode.querySelector("." + classKey).textContent = propValue;
} else {
let row = itemNode.querySelector("." + classKey + "row");
if (row.nextSibling instanceof Components.interfaces.nsIDOMText) {
row.nextSibling.remove();
}
row.remove();
}
};
let startDate = item[cal.calGetStartDateProp(item)];
let endDate = item[cal.calGetEndDateProp(item)];
if (startDate || endDate) {
// This is a task with a start or due date, format accordingly
let prefixWhen = cal.calGetString("calendar", "htmlPrefixWhen");
itemNode.querySelector(".intervalkey").textContent = prefixWhen;
let startNode = itemNode.querySelector(".dtstart");
let dateString = cal.getDateFormatter().formatItemInterval(item);
startNode.setAttribute("title", (startDate ? startDate.icalString : "none"));
startNode.textContent = dateString;
} else {
let row = itemNode.querySelector(".intervalrow");
row.remove();
if (row.nextSibling instanceof Components.interfaces.nsIDOMText) {
row.nextSibling.remove();
}
}
let itemTitle = (item.isCompleted ? cal.calGetString("calendar", "htmlTaskCompleted", [item.title]) : item.title);
setupTextRow("summary", itemTitle, "htmlPrefixTitle");
setupTextRow("location", item.getProperty("LOCATION"), "htmlPrefixLocation");
setupTextRow("description", item.getProperty("DESCRIPTION"), "htmlPrefixDescription");
itemContainer.appendChild(itemNode);
}
let templates = document.getElementById("templates");
templates.remove();
// Convert the javascript string to an array of bytes, using the utf8 encoder
let convStream = Components.classes["@mozilla.org/intl/converter-output-stream;1"]
.createInstance(Components.interfaces.nsIConverterOutputStream);
convStream.init(aStream, 'UTF-8', 0, 0x0000);
convStream.writeString(cal.xml.serializeDOM(document));
}
};