Class: CalDAV::Client

Inherits:
Object
  • Object
show all
Includes:
Icalendar
Defined in:
lib/caldav/client.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Client

Returns a new instance of Client.



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# File 'lib/caldav/client.rb', line 6

def initialize( *args )
    case args.length
    when 3
        __init_from_uri( *args )
    when 5
        __init_from_host_port( *args )
    else
        raise "#{self.class.to_s}: invalid number of arguments: #{args.length}"
    end
end

Instance Attribute Details

#host ⇒ Object

Returns the value of attribute host.



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# File 'lib/caldav/client.rb', line 4

def host
  @host
end

#password ⇒ Object

Returns the value of attribute password.



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# File 'lib/caldav/client.rb', line 4

def password
  @password
end

#port ⇒ Object

Returns the value of attribute port.



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# File 'lib/caldav/client.rb', line 4

def port
  @port
end

#ssl ⇒ Object

Returns the value of attribute ssl.



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# File 'lib/caldav/client.rb', line 4

def ssl
  @ssl
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/caldav/client.rb', line 4

def url
  @url
end

#user ⇒ Object

Returns the value of attribute user.



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# File 'lib/caldav/client.rb', line 4

def user
  @user
end

Instance Method Details

#__create_http ⇒ Object 



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# File 'lib/caldav/client.rb', line 31

def __create_http
    http = Net::HTTP.new(@host, @port)
    http.use_ssl = @ssl
    http.verify_mode = OpenSSL::SSL::VERIFY_NONE
    #http.set_debug_output $stderr
    http
end

#__init_from_host_port(host, port, url, user, password) ⇒ Object 



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# File 'lib/caldav/client.rb', line 22

def __init_from_host_port( host, port, url, user, password )
   @host     = host
   @port     = port
   @url      = url
   @user     = user
   @password = password 
   @ssl      = port == 443
end

#__init_from_uri(suri, user, password) ⇒ Object 



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# File 'lib/caldav/client.rb', line 17

def __init_from_uri( suri, user, password )
    uri = URI.new( suri )
    puts "FIXME"
end

#add_alarm(tevent, altCal = "Calendar") ⇒ Object 



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# File 'lib/caldav/client.rb', line 102

def add_alarm tevent, altCal="Calendar"
#[#<Icalendar::Alarm:0x10b9d1b90 @name=\"VALARM\", @components={}, @properties={\"trigger\"=>\"-PT5M\", \"action\"=>\"DISPLAY\", \"description\"=>\"\"}>]    
    dtstart_string = ( Time.parse(tevent.dtstart.to_s) + Time.now.utc_offset.to_i.abs ).strftime "%Y%m%dT%H%M%S"
    dtend_string = ( Time.parse(tevent.dtend.to_s) + Time.now.utc_offset.to_i.abs ).strftime "%Y%m%dT%H%M%S"
    alarmText = <<EOL
BEGIN:VCALENDAR
VERSION:2.0
PRODID:Ruby iCalendar
BEGIN:VEVENT
UID:#{tevent.uid}
SUMMARY:#{tevent.summary}
DESCRIPTION:#{tevent.description}
DTSTART:#{dtstart_string}
DTEND:#{dtend_string}
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER;RELATED=START:-PT5M
DESCRIPTION:Reminder
END:VALARM
BEGIN:VALARM
TRIGGER:-PT5M
ACTION:EMAIL
ATTENDEE:#{tevent.organizer}
SUMMARY:#{tevent.summary}
DESCRIPTION:#{tevent.description}
TRIGGER:-PT5M
END:VALARM
END:VEVENT
END:VCALENDAR
EOL
    p alarmText
    res = nil
    puts "#{@url}/#{tevent.uid}.ics"
    thttp = __create_http.start
    #thttp.set_debug_output $stderr
    req = Net::HTTP::Put.new("#{@url}/#{tevent.uid}.ics", initheader = {'Content-Type'=>'text/calendar'} )
    req.basic_auth @user, @password
    req.body = alarmText
    res = thttp.request( req )
    p res.inspect
    
    return tevent.uid
end

#create(event) ⇒ Object 



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# File 'lib/caldav/client.rb', line 75

def create event
    nowstr = DateTime.now.strftime "%Y%m%dT%H%M%SZ"
    uuid   = UUID.generate
    dings  = """BEGIN:VCALENDAR
PRODID:Caldav.rb
VERSION:2.0
BEGIN:VEVENT
CREATED:#{nowstr}
UID:#{uuid}
SUMMARY:#{event.summary}
DTSTART:#{event.dtstart.strftime("%Y%m%dT%H%M%S")}
DTEND:#{event.dtend.strftime("%Y%m%dT%H%M%S")}
END:VEVENT
END:VCALENDAR"""

    res = nil
    http = Net::HTTP.new(@host, @port) 
    __create_http.start { |http|
        req = Net::HTTP::Put.new("#{@url}/#{uuid}.ics")
        req['Content-Type'] = 'text/calendar'
        req.basic_auth @user, @password
        req.body = dings
        res = http.request( req )
    }
    return uuid, res
end

#delete(uuid) ⇒ Object 



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# File 'lib/caldav/client.rb', line 67

def delete uuid
    __create_http.start {|http|
        req = Net::HTTP::Delete.new("#{@url}/#{uuid}.ics")
        req.basic_auth @user, @password
        res = http.request( req )
    }
end

#filterTimezone(vcal) ⇒ Object 



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# File 'lib/caldav/client.rb', line 232

def filterTimezone( vcal )
    data = ""
    inTZ = false
    vcal.split("\n").each{ |l| 
        inTZ = true if l.index("BEGIN:VTIMEZONE") 
        data << l+"\n" unless inTZ 
        inTZ = false if l.index("END:VTIMEZONE") 
    }
    return data
end

#get(uuid) ⇒ Object 



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# File 'lib/caldav/client.rb', line 55

def get uuid
    res = nil
    __create_http.start {|http|
        req = Net::HTTP::Get.new("#{@url}/#{uuid}.ics")
        req.basic_auth @user, @password
        res = http.request( req )
    }

    # FIXME: parse event/todo/vcard
    return parse_events( res.body ), res
end

#parse_events(vcal) ⇒ Object 



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# File 'lib/caldav/client.rb', line 219

def parse_events( vcal )
    return_events = Array.new
    cals = Icalendar.parse(vcal)
    cals.each { |tcal|
        tcal.events.each { |tevent|
            if tevent.recurrence_id.to_s.empty? # skip recurring events
                return_events << tevent
            end
        }
    }
    return return_events
end

#parse_tasks(vcal) ⇒ Object 



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# File 'lib/caldav/client.rb', line 208

def parse_tasks( vcal )
    return_tasks = Array.new
    cals = Icalendar.parse(vcal)
    cals.each { |tcal|
        tcal.todos.each { |ttask|  # FIXME
            return_tasks << ttask
        }
    }
    return return_tasks
end

#report(start, stop) ⇒ Object 



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# File 'lib/caldav/client.rb', line 39

def report start, stop
    res = nil
    __create_http.start {|http|
        req = Net::HTTP::Report.new(@url, initheader = {'Content-Type'=>'application/xml'} )
        req.basic_auth @user, @password
        req.body = CalDAV::Request::ReportVEVENT.new( start, stop ).to_xml
        res = http.request( req )
    }
    result = []
    xml = REXML::Document.new( res.body )
    REXML::XPath.each( xml, '//c:calendar-data/', { "c"=>"urn:ietf:params:xml:ns:caldav"} ){ |c|
        result += parse_events( c.text )
    }
    return result
end

#todo ⇒ Object 



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# File 'lib/caldav/client.rb', line 189

def todo 
    res = nil
    __create_http.start {|http|
        req = Net::HTTP::Report.new(@url, initheader = {'Content-Type'=>'application/xml'} )
        req.basic_auth @user, @password
        req.body = CalDAV::Request::ReportVTODO.new.to_xml
        res = http.request( req )
    }
    result = []
    xml = REXML::Document.new( res.body )
    #p res.body
    REXML::XPath.each( xml, '//c:calendar-data/', { "c"=>"urn:ietf:params:xml:ns:caldav"} ){ |c|
        p c.text
        p parse_tasks( c.text )
        result += parse_tasks( c.text )
    }
    return result
end

#update(event) ⇒ Object 



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# File 'lib/caldav/client.rb', line 146

def update event
    dings = """BEGIN:VCALENDAR
PRODID:Caldav.rb
VERSION:2.0

BEGIN:VTIMEZONE
TZID:/Europe/Vienna
X-LIC-LOCATION:Europe/Vienna
BEGIN:DAYLIGHT
TZOFFSETFROM:+0100
TZOFFSETTO:+0200
TZNAME:CEST
DTSTART:19700329T020000
RRULE:FREQ=YEARLY;INTERVAL=1;BYDAY=-1SU;BYMONTH=3
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+0200
TZOFFSETTO:+0100
TZNAME:CET
DTSTART:19701025T030000
RRULE:FREQ=YEARLY;INTERVAL=1;BYDAY=-1SU;BYMONTH=10
END:STANDARD
END:VTIMEZONE

BEGIN:VEVENT
CREATED:#{event.created}
UID:#{event.uid}
SUMMARY:#{event.summary}
DTSTART;TZID=Europe/Vienna:#{event.dtstart}
DTEND;TZID=Europe/Vienna:#{event.dtend.rfc3339}
END:VEVENT
END:VCALENDAR"""
    
    res = nil
    __create_http.start {|http|
        req = Net::HTTP::Put.new("#{@url}/#{event.uid}.ics", initheader = {'Content-Type'=>'text/calendar'} )
        req.basic_auth @user, @passowrd
        req.body = dings
        res = http.request( req )
    }
    return event.uid
end