/*

* Copyright (c) 2010 Sun Microsystems, Inc. and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributor:

* Maximilian Odendahl

*

* Contributors:

* 

* Description: 	various utility classes and functions

*				used in Caldav client and server code

*/

#ifndef CALDAVUTILS_H

#define CALDAVUTILS_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

// CLASS DECLARATION

class RHTTPTransaction;

_LIT(KCalDavServerName,"!CalDavServer");

_LIT(KCalDavServerFilename,"!CalDavServer.exe");

_LIT8(KUserAgent, "Symbian 1.0");

const TUint KCalDavServerMajorVersionNumber = 1;

const TUint KCalDavServerMinorVersionNumber = 0;

const TUint KCalDavServerBuildVersionNumber = 0;

enum TCalDavServReq

	{

	ECalDavCreate = 1,

	ECalDavClose,

	ECalDavUnsupportedRequest,

	ECalDavEnable,

	ECalDavDisable,

	ECalDavMkCalendar,

	ECalDavDeleteCalendar,

	ECalDavSyncAll,

	ECalDavSync,

	ECalDavUrl,

	ECalDavSetUrl,

	ECalDavUsername,

	ECalDavSetUsername,

	ECalDavPassword,

	ECalDavSetPassword,

	ECalDavSyncInterval,

	ECalDavSetSyncInterval,

	ECalDavPastDays,

	ECalDavSetPastDays,

	ECalDavImmediateSync,

	ECalDavSetImmediateSync,

	ECalDavKeepServer,

	ECalDavSetKeepServer,

	ECalDavEnabled

	};

enum TCalDavServLeave

	{

	ENonNumericString = 99

	};

// reasons for server panic

enum TCalDavServPanic

	{

	EBadRequest = 1,

	EBadDescriptor,

	EMainSchedulerError,

	ESvrCreateServer,

	ESvrStartServer,

	ECreateTrapCleanup,

	ENotImplementedYet,

	};

struct TCalDAVOptions

	{

	// ALLOW header

	TBool DELETE;

	TBool GET;

	TBool HEAD;

	TBool MKCALENDAR;

	TBool MKCOL;

	TBool OPTIONS;

	TBool PROPFIND;

	TBool PROPPATCH;

	TBool PUT;

	TBool REPORT;

	TBool COPY;

	TBool POST;

	TBool MOVE;

	TBool ACL;

	TBool LOCK;

	TBool UNLOCK;

	TBool MULTIGET;

	TBool QUERY;

	TBool VEVENT;

	TBool VTODO;

	TBool VFREEBUSY;

	TBool VJOURNAL;

	//DAV header

	TBool ONE;

	TBool TWO;

	TBool THREE;

	TBool access_control;

	TBool calendar_access;

	TBool calendar_schedule;

	TBool calendar_auto_schedule;

	TBool extended_mkcol;

	TBool sync_collection;

	TBool sync_ctag;

	};

_LIT8(colon,",");

_LIT8(DAV,"DAV");

_LIT8(ALLOW,"Allow");

_LIT8(DELETE,"DELETE");

_LIT8(GET,"GET");

_LIT8(HEAD,"HEAD");

_LIT8(MKCALENDAR,"MKCALENDAR");

_LIT8(MKCOL,"MKCOL");

_LIT8(OPTIONS,"OPTIONS");

_LIT8(PROPFIND,"PROPFIND");

_LIT8(PROPPATCH,"PROPPATCH");

_LIT8(PUT,"PUT");

_LIT8(REPORT,"REPORT");

_LIT8(COPY,"COPY");

_LIT8(POST,"POST");

_LIT8(MOVE,"MOVE");

_LIT8(ACL,"ACL");

_LIT8(LOCK,"LOCK");

_LIT8(UNLOCK,"UNLOCK");

_LIT8(MULTIGET,"MULTIGET");

//DAV header

_LIT8(ZERO,"0");

_LIT8(ONE,"1");

_LIT8(TWO,"2");

_LIT8(THREE,"3");

_LIT8(access_control,"access-control");

_LIT8(calendar_access,"calendar-access");

_LIT8(calendar_schedule,"calendar-schedule");

_LIT8(calendar_auto_schedule,"calendar-auto-schedule");

_LIT8(sync_collection,"sync-collection");

_LIT8(extended_mkcol,"extended-mkcol");

_LIT8(KVEVENT,"VEVENT");

_LIT8(KVTODO,"VTODO");

_LIT8(KVJOURNAL,"VJOURNAL");

_LIT8(KVFREBUSY,"VFREEBUSY");

_LIT8(KDav,"DAV:");

_LIT8(KMultistatus,"multistatus");

_LIT8(LProp,"prop");

_LIT8(KHref,"href");

_LIT8(KResponse,"response");

_LIT8(KStatus,"status");

_LIT8(KOwner,"owner");

_LIT8(KEtag,"getetag");

_LIT8(KResourcetype,"resourcetype");

_LIT8(KCalDav,"urn:ietf:params:xml:ns:caldav");

_LIT8(KGetctag,"getctag");

_LIT8(KSynctoken,"sync-token");

_LIT8(KCalendarData,"calendar-data");

_LIT8(KCalendar,"calendar");

_LIT8(KCalendarHomeSet,"calendar-home-set");

_LIT8(KOutbox,"schedule-outbox-URL");

_LIT8(KInbox,"schedule-inbox-URL");

_LIT8(KCalendarMultiget,"calendar-multiget");

_LIT8(KCalendarQuery,"calendar-query");

_LIT8(KDisplayname,"displayname");

_LIT8(KSupportedCalendarComponentSet,"supported-calendar-component-set");

_LIT8(KCalendar_Color,"calendar-color");

// groupdav

_LIT8(KVTodoCollection,"vtodo-collection");

_LIT8(KVEventCollection,"vevent-collection");

_LIT8(KIcs, ".ics");

_LIT8(KUID,"UID:");

_LIT8(KSlash,"/");

_LIT8(KName,"name");

_LIT8(KHrefstart,"<D:href xmlns:D=\"DAV:\">");

_LIT8(KHrefend,"</D:href>");

_LIT8(KMultistart,"<?xml version=\"1.0\" encoding=\"utf-8\" ?><C:calendar-multiget xmlns:C=\"urn:ietf:params:xml:ns:caldav\"><D:prop xmlns:D=\"DAV:\"><D:getetag/><C:calendar-data/></D:prop>");

_LIT8(KMultiend,"</C:calendar-multiget>");

_LIT8(KSync,"<?xml version=\"1.0\" encoding=\"utf-8\" ?><D:sync-collection xmlns:D=\"DAV:\"><D:sync-token>%S</D:sync-token><D:prop><D:getetag/></D:prop></D:sync-collection>");

_LIT8(KCtag,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propfind xmlns:C=\"urn:ietf:params:xml:ns:caldav\" xmlns:D=\"DAV:\"><D:prop><T:getctag xmlns:T=\"http://calendarserver.org/ns/\"/></D:prop></D:propfind>");

_LIT8(KSupportedSet,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propfind xmlns:C=\"urn:ietf:params:xml:ns:caldav\" xmlns:D=\"DAV:\"><D:prop><C:supported-calendar-component-set/><D:supported-report-set/><D:displayname/><A:calendar-color xmlns:A=\"http://apple.com/ns/ical/\"/></D:prop></D:propfind>");

_LIT8(KCalendarurl,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propfind xmlns:C=\"urn:ietf:params:xml:ns:caldav\" xmlns:D=\"DAV:\"><D:prop><D:owner/><D:resourcetype/></D:prop></D:propfind>");

_LIT8(KPrincipalurl,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propfind xmlns:C=\"urn:ietf:params:xml:ns:caldav\" xmlns:D=\"DAV:\"><D:prop><C:calendar-home-set/><C:schedule-inbox-URL/><C:schedule-outbox-URL/></D:prop></D:propfind>");

_LIT8(KPropList,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propfind xmlns:C=\"urn:ietf:params:xml:ns:caldav\" xmlns:D=\"DAV:\"><D:prop><D:getetag/></D:prop></D:propfind>");

_LIT8(KTimeStartEVENT,"<?xml version=\"1.0\" encoding=\"UTF-8\"?><calendar-query xmlns:D=\"DAV:\" xmlns=\"urn:ietf:params:xml:ns:caldav\"><D:prop><D:getetag/></D:prop><filter><comp-filter name=\"VCALENDAR\"><comp-filter name=\"VEVENT\"><time-range start=");

_LIT8(KTimeStartTODO,"<?xml version=\"1.0\" encoding=\"UTF-8\"?><calendar-query xmlns:D=\"DAV:\" xmlns=\"urn:ietf:params:xml:ns:caldav\"><D:prop><D:getetag/></D:prop><filter><comp-filter name=\"VCALENDAR\"><comp-filter name=\"VTODO\"><time-range start=");

_LIT8(KTimeEnd," end=\"20200101T000000Z\"/></comp-filter></comp-filter></filter></calendar-query>");

_LIT8(KTimeTest,"<?xml version=\"1.0\" encoding=\"UTF-8\"?><calendar-query xmlns:D=\"DAV:\" xmlns=\"urn:ietf:params:xml:ns:caldav\"><D:prop><D:getetag/></D:prop><filter><comp-filter name=\"VCALENDAR\"><comp-filter name=\"VEVENT\"><time-range start=\"20090509T220000Z\" end=\"20090509T220000Z\"/></comp-filter></comp-filter></filter></calendar-query>");

_LIT8(KColorDisplayStart,"<?xml version=\"1.0\" encoding=\"utf-8\"?><D:propertyupdate xmlns:D=\"DAV:\"><D:set><D:prop><A:calendar-color xmlns:A=\"http://apple.com/ns/ical/\">");

_LIT8(KColorDisplayMiddle,"</A:calendar-color><D:displayname>");

_LIT8(KColorDisplayEnd,"</D:displayname></D:prop></D:set></D:propertyupdate>");

// strings for CCalCalendarInfo Properties

_LIT8(KCaldavEnabled,"caldavenabled");

_LIT8(KCaldavFirstInit,"caldavfirstinit");

_LIT8(KCaldavCtag,"caldavctag");

_LIT8(KCaldavSynctoken,"caldavsynctoken");

_LIT8(KCaldavManualSync,"caldavmanualsync");

_LIT8(KCaldavTime,"caldavtime");

_LIT8(KCaldavUser,"caldavuser");

_LIT8(KCaldavPassword,"caldavpassword");

_LIT8(KCaldavUrl,"caldavurl");

_LIT8(KCaldavKeepServer,"caldavkeepserver");

_LIT8(KCaldavImmediateSync,"caldavimmediatesync");

_LIT8(KCaldavPastDays,"caldavpastdays");

_LIT8(KCaldavSyncInterval,"caldavsyncinterval");

class CalDavUtils : public CBase

	{

public:

	~CalDavUtils();

	static CalDavUtils* NewL();

	static CalDavUtils* NewLC();

	static void ScanDAVHeaderL(RHTTPTransaction &aTransaction,

			TCalDAVOptions &aOptions);

	static void ScanAllowHeaderL(RHTTPTransaction &aTransaction,

			TCalDAVOptions &aOptions);

	static void FixExportIssues(TDes8 &aDes);

	static void FixImportIssues(TDes8 &aDes);

	static void GetFileName(const TDesC8 &aIcs, TDes8 &aUrl);

	static HBufC8* EnsureSlashL(HBufC8* aIn);

	static HBufC8* CalDavUtils::EnsureSlashL(const TDesC8 &aIn);

private:

	CalDavUtils();

	void ConstructL();

	static void FindAndRemoveMethod(TDes8 &aDes);

	static void FixBYMONTHDAY(TDes8 &aDes);

	static void FixSameTime(TDes8 &aDes);

	static void FixLineFeed(TDes8 &aDes);

	};

#endif // CALDAVUTILS_H