Cleanup modules.

Primarly this moves all vcompenent input and output code to clearly
labeled modules, instead of being spread out. At the same time it also
removes a handfull of unused procedures.

2 files changed, 220 insertions, 0 deletions

diff --git a/doc/ref/guile.texi b/doc/ref/guile.texi
index b21850bd..f7373767 100644
--- a/doc/ref/guile.texi
+++ b/doc/ref/guile.texi
@@ -2,6 +2,109 @@
 @chapter Guile
 
 @include guile/util.texi
+@include guile/vcomponent.texi
+
+
+@node Other
+@section Other
+
+@defun get-parser type
+@example
+get-parser ∷ type-name → hash-table x string → any
+type = 'BINARY | 'BOOLEAN | 'CAL-ADDRES | 'DATE | 'DATE-TIME
+     | 'DURATION | 'FLOAT | 'INTEGER | 'PERIOD | 'RECUR
+     | 'TEXT | 'TIME | 'URI | 'UTC-OFFSET
+@end example
+
+@ref{ical-get-writer}
+@end defun
+
+@subsection formats ical
+@subsubsection output
+
+@defun component->ical-string component
+@end defun
+
+@defun print-components-with-fake-parent events
+@end defun
+
+@defun print-all-events
+@end defun
+
+@defun print-events-in-interval start end
+@end defun
+
+@subsubsection parse
+
+@defun parse-calendar port
+@end defun
+
+@subsubsection types
+
+@defun escape-chars str
+Escape ``@verb{|,|}'', ``@verb{|;|}'' and ``@verb{|\|}'' with a
+backslash, and encode newlines as ``@verb{|\n|}''.
+@end defun
+
+@defun get-writer type
+@anchor{ical-get-writer}
+@example
+get-writer ∷ type-name → hash-table x value → string
+type = 'BINARY | 'BOOLEAN | 'CAL-ADDRES | 'DATE | 'DATE-TIME
+     | 'DURATION | 'FLOAT | 'INTEGER | 'PERIOD | 'RECUR
+     | 'TEXT | 'TIME | 'URI | 'UTC-OFFSET
+@end example
+@end defun
+
+@subsection formats vdir
+@subsubsection parse
+
+@defun parse-vdir path
+@end defun
+
+@subsubsection save-delete
+
+@defun save-event event
+@end defun
+
+@defun remove-event event
+@end defun
+
+@subsection formats xcal
+@subsubsection output
+
+@defun vcomponent->sxcal component
+@end defun
+
+@defun ns-wrap
+@lisp
+(define (ns-wrap sxml)
+  `(icalendar (@ (xmlns "urn:ietf:params:xml:ns:icalendar-2.0"))
+              ,sxml))
+@end lisp
+Where @var{sxml} is expected to be the output of @var{vcomponent->sxcal}.
+@end defun
+
+@subsubsection parse
+@defun sxcal->vcomponent sxcal
+Parses a vcomponent in sxcal format. Requires that the vcomponent is
+the root of the document (fragment), so wrapping icalendar-tags or
+similar @emph{must} be removed.
+
+@example
+(vcalendar
+  (properties ...)
+  (components ...))
+@end example
+@end defun
+
+@subsubsection types
+@defun get-writer type
+@ref{ical-get-writer}
+@end defun
+
+
+@c --------------------------------------------------
 
 @c TODO
 This chapter will probably in the future be replaced by a proper
diff --git a/doc/ref/guile/vcomponent.texi b/doc/ref/guile/vcomponent.texi
new file mode 100644
index 00000000..299ae1da
--- /dev/null
+++ b/doc/ref/guile/vcomponent.texi
@@ -0,0 +1,117 @@
+@node VComponent
+@section (vcomponent)
+
+@defvr {Configuration Variable} calendar-files
+List of filepaths
+@end defvr
+
+@defvr {Configuration Variable} default-calendar
+@end defvr
+
+@c ===== Concepts =====
+
+@c - internal fields
+@c DATA layout
+@c how does multiple value work?
+
+@c ===== BASE =====
+
+@deftp {Record Type} <vline>
+
+@c - key
+@c - value
+@c - parameters
+@c - source
+
+@defun make-vline key value [ht=(make-hash-table)]
+@var{ht} is the hash table storing the parameters, can be explicitly
+given if need for optimizations arrises.
+@end defun
+
+@defun vline? x
+@end defun
+
+@defun vline-key vline
+@end defun
+
+@deffn {Slot} vline-source vline
+@end deffn
+
+@deffn {Slot} value vline
+@end deffn
+
+@deffn {Slot} param vline key
+@end deffn
+
+@defun delete-parameter! vline key
+@end defun
+
+@defun parameters vline
+Key a list of all parameters
+@example
+((key value) ...)
+@end example
+@end defun
+
+@end deftp
+
+
+@deftp {Record Type} <vcomponent>
+
+@defun vcomponent? x
+@end defun
+
+@defun make-vcomponent [type='VIRTUAL]
+@end defun
+
+@defun children vcomponent
+Returns all direct children of vcomponent, as a list of vcomponents.
+@end defun
+
+@deffn {Slot} parent vcomonent
+@end deffn
+
+@defun type vcomponent
+Returns the type of this vcomponent, as a symbol. Probably one of
+@code{VCALENDAR}, @code{VEVENT}, ...
+@end defun
+
+@defun add-child! parent child
+Adds child to the parents child list, but also updates the child to
+have parent in its parent slot
+@end defun
+
+@deffn {Prop} prop* vcomponent key
+@deffnx {Prop} prop vcomponent key
+@var{prop*} return the vline object, while @var{prop} is equivalent to
+@lisp
+(value (prop* vcomponent key))
+@end lisp
+@end deffn
+
+@deffn (extract field) vcomponent
+@deffnx (extract* field) vcomponent
+Curried version of @var{prop}.
+@end deffn
+
+@defun delete-property! component key
+@end defun
+
+@defun properties comopnent
+@example
+((key . value) ...)
+@end example
+@end defun
+
+@end deftp
+
+@defun copy-vcomponent vcomponent
+@end defun
+
+
+@defun x-property? symb
+Does symbol start with ``X-''?
+@end defun
+
+@defun internal-field? symb [prefix="-"]
+@end defun