pjs/calendar/import-export/calWeekPrinter.js

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JavaScript

/* -*- Mode: javascript; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* 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 Mozilla Calendar code.
*
* The Initial Developer of the Original Code is
* Joey Minta <jminta@gmail.com>
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Matthew Willis <lilmatt@mozilla.com>
*
* 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 ***** */
/**
* Prints a two column view of a week of events, much like a paper day-planner
*/
function calWeekPrinter() {
this.wrappedJSObject = this;
}
calWeekPrinter.prototype.QueryInterface =
function QueryInterface(aIID) {
if (!aIID.equals(Components.interfaces.nsISupports) &&
!aIID.equals(Components.interfaces.calIPrintFormatter)) {
throw Components.results.NS_ERROR_NO_INTERFACE;
}
return this;
};
calWeekPrinter.prototype.getName =
function weekPrint_getName() {
return calGetString("calendar", "weekPrinterName");
};
calWeekPrinter.prototype.__defineGetter__("name", calWeekPrinter.prototype.getName);
calWeekPrinter.prototype.formatToHtml =
function weekPrint_format(aStream, aStart, aEnd, aCount, aItems, aTitle) {
// Create the e4x framework of the HTML document
var html = <html/>;
html.appendChild(
<head>
<title>{aTitle}</title>
<meta http-equiv='Content-Type' content='text/html; charset=UTF-8'/>
<style type='text/css'/>
</head>);
html.head.style = ".main-table { font-size: 26px; font-weight:bold; }\n";
html.head.style += ".day-name { border: 1px solid #000; background-color: #e0e0e0; font-size: 12px; font-weight: bold; }\n";
var body = <body/>;
// helper: returns the passed item's startDate, entryDate or dueDate, in
// that order. If the item doesn't have one of those dates, this
// doesn't return.
function hasUsableDate(item) {
return item.startDate || item.entryDate || item.dueDate;
}
// Clean out the item list so it only contains items we will want to
// include in the printout.
var filteredItems = aItems.filter(hasUsableDate);
var calIEvent = Components.interfaces.calIEvent;
var calITodo = Components.interfaces.calITodo
function compareItems(a, b) {
// Sort tasks before events
if (a instanceof calIEvent && b instanceof calITodo) {
return 1;
}
if (a instanceof calITodo && b instanceof calIEvent) {
return -1;
}
if (a instanceof calIEvent) {
var startCompare = a.startDate.compare(b.startDate);
if (startCompare != 0) {
return startCompare;
}
return a.endDate.compare(b.endDate);
}
var dateA = a.entryDate || a.dueDate;
var dateB = b.entryDate || b.dueDate;
return dateA.compare(dateB);
}
var sortedList = filteredItems.sort(compareItems);
var weekFormatter = Components.classes["@mozilla.org/calendar/weektitle-service;1"]
.getService(Components.interfaces.calIWeekTitleService);
// Start at the beginning of the week that aStart is in, and loop until
// we're at aEnd. In the loop we build the HTML table for each day, and
// get the day's items using getDayTd().
var start = aStart || sortedList[0].startDate || sortedList[0].entryDate ||
sortList[0].dueDate;
ASSERT(start, "can't find a good starting date to print");
var lastItem = sortedList[sortedList.length-1];
var end = aEnd || lastItem.startDate || lastItem.entryDate ||
lastItem.dueDate;
ASSERT(end, "can't find a good ending date to print");
var date = start.startOfWeek;
var startOfWeek = getPrefSafe("calendar.week.start", 0);
date.day += startOfWeek;
// Make sure we didn't go too far ahead
if (date.compare(start) == 1) {
date.day -= 7;
}
while(date.compare(end) == -1) {
var weekno = weekFormatter.getWeekTitle(date);
var weekTitle = calGetString("calendar", 'WeekTitle', [weekno]);
body.appendChild(
<table border='0' width='100%' class='main-table'>
<tr>
<td align='center' valign='bottom'>{weekTitle}</td>
</tr>
</table>);
var mainWeek = <table width='100%' height="90%" border='solid 1px;'/>
// Create the <td> for each day, and put it into an array.
var dayTds = new Array();
for (var i = 0; i < 7 ; i++) {
dayTds[date.weekday] = this.getDayTd(date, sortedList);
date.day += 1;
}
var monRow = <tr height="33%"/>;
monRow.appendChild(dayTds[1]); // Monday
monRow.appendChild(dayTds[4]); // Thursday
mainWeek.appendChild(monRow);
var tueRow = <tr height="33%"/>;
tueRow.appendChild(dayTds[2]); // Tuesday
tueRow.appendChild(dayTds[5]); // Friday
mainWeek.appendChild(tueRow);
var wedRow = <tr height="33%"/>;
wedRow.appendChild(dayTds[3]); // Wednesday
// Saturday and Sunday are half-size
var satSunTd = <td height="33%"/>;
var weekendTable = <table border="1" width="100%" height="100%"/>;
var satRow = <tr valign='top'/>;
satRow.appendChild(dayTds[6]); // Saturday
weekendTable.appendChild(satRow);
var sunRow = <tr valign='top'/>;
sunRow.appendChild(dayTds[0]); // Sunday
weekendTable.appendChild(sunRow);
satSunTd.appendChild(weekendTable);
wedRow.appendChild(satSunTd);
mainWeek.appendChild(wedRow);
body.appendChild(mainWeek);
// Make sure each month gets put on its own page
body.appendChild(<br style="page-break-after: always;"/>);
}
html.appendChild(body);
// Stream out the resulting HTML
var convStream = Components.classes["@mozilla.org/intl/converter-output-stream;1"]
.getService(Components.interfaces.nsIConverterOutputStream);
convStream.init(aStream, 'UTF-8', 0, 0x0000);
convStream.writeString(html.toXMLString());
};
calWeekPrinter.prototype.getDayTd =
/**
* Given a calIDateTime and an array of items, this function creates an HTML
* table containing the items, using the appropriate formatting and colours.
*/
function weekPrint_getDayTable(aDate, aItems) {
// mainTd is the <td> element from the parent HTML table that will hold
// the child HTML tables containing the date string and this day's items.
var mainTd = <td border='1px solid black;' width="50%" valign='top'/>
var dateFormatter = Components.classes["@mozilla.org/calendar/datetime-formatter;1"]
.getService(Components.interfaces.calIDateTimeFormatter);
var defaultTimezone = calendarDefaultTimezone();
var dateString = dateFormatter.formatDateLong(aDate.getInTimezone(defaultTimezone));
// Add the formatted date string (in its own child HTML table)
mainTd.appendChild(
<table class='day-name' width='100%' style='border: 1px solid black;'>
<tr>
<td align='center' valign='bottom'>{dateString}</td>
</tr>
</table>);
// Add the formatted items (in their child HTML table)
var innerTable = <table valign='top' style='font-size: 10px;'/>;
for each (var item in aItems) {
var sDate = item.startDate || item.entryDate || item.dueDate;
var eDate = item.endDate || item.dueDate || item.entryDate;
if (sDate) {
sDate = sDate.getInTimezone(defaultTimezone);
}
if (eDate) {
eDate = eDate.getInTimezone(defaultTimezone);
}
// End dates are exclusive. Adjust the eDate accordingly.
if (sDate && sDate.isDate && eDate) {
eDate = eDate.clone();
eDate.day -= 1;
}
// If the item has no end date, or if the item's end date is aDate or
// is before aDate, skip to the next item.
if (!eDate || (eDate.compare(aDate) < 0)) {
continue;
}
// No start date or a start date that's after the date we want is bad.
if (!sDate || (sDate.compare(aDate) > 0)) {
break;
}
var time = "";
if (sDate && eDate && !sDate.isDate) {
time = dateFormatter.formatTime(sDate) + '-' + dateFormatter.formatTime(eDate);
} else if (sDate && !sDate.isDate) {
time = dateFormatter.formatTime(sDate);
} else if (eDate && !eDate.isDate) {
time = dateFormatter.formatTime(eDate);
}
// Get calendar and category colours and apply them to the item's
// table cell.
var calMgr = Components.classes["@mozilla.org/calendar/manager;1"]
.getService(Components.interfaces.calICalendarManager);
var calColor = calMgr.getCalendarPref(item.calendar, 'color');
if (!calColor) {
calColor = "#A8C2E1";
}
var pb2 = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch2);
var catColor;
try {
catColor = pb2.getCharPref("calendar.category.color."+item.getProperty("CATEGORIES").toLowerCase());
} catch(ex) {}
var style = 'font-size: 11px; background-color: ' + calColor + ';';
style += ' color: ' + getContrastingTextColor(calColor);
if (catColor) {
style += ' border: solid ' + catColor + ' 2px;';
}
var item = <tr>
<td valign='top' align='left' style={style}>{time} {item.title}</td>
</tr>;
innerTable.appendChild(item);
}
innerTable.appendChild(<p> </p>);
mainTd.appendChild(innerTable);
return mainTd;
};