<!--
set in variable text a search pattern / adding-text
--><$set name="tag" value="[all[]has:field[atc.pinned]]"><!--Get $:/DefaultTiddlers!!text
split result at LF to breakup the resulting string into a list
search in resulting list for content of variable tag
count result
save result in variable existingEntry
-->
<$list variable="existingEntry" filter="[[$:/DefaultTiddlers]get[text]splitregexp:m[\n]search::literal<tag>count[]]"><!-- if variable existingEntry = 0 --><$list filter="[<existingEntry>match[0]]">
<!--
get content of $:/DefaultTiddlers!!text
encode it into a JSON-String (in addition escaping LFs as "\n")
append "\n" (to get a new line / LF)
append variable tag
save result to variable "newDefaultTiddlers"
--><$list
variable="newDefaultTiddlers"
filter="[[$:/DefaultTiddlers]get[text]jsonstringify[]addsuffix[\n]addsuffix<tag>]"><<newDefaultTiddlers>></$list></$list></$list></$set>
Hi @all,
if someone tries to solve my problem, it is solved and thanks for the try. In short, I simply misunderstood the whole TW-concept with filters and how to store values in the tiddlers.
Here is my solution see below.
Only ugly side effect: possible used line feeds in $:/DefaultTiddlers are replaced by space.
Cheers.
Torax
\define pinfieldfilter()
[has:field[atc.pinned]]
\end
\define newDefaultTiddlers()
<$set name="defaultTiddlerTXT" filter="[[$:/DefaultTiddlers]!is[missing]get[text]split[ ]splitregexp[\n]]"><$list filter="[<defaultTiddlerTXT>search<pinfieldfilter>count[]match[0]]"><$set name="newDefaultTiddlersTXT" filter="[enlist<defaultTiddlerTXT>append<pinfieldfilter>]"><$text text=<<newDefaultTiddlersTXT>> /></$set></$list><$list filter="[<defaultTiddlerTXT>search<pinfieldfilter>count[]!match[0]]"><$text text=<<defaultTiddlerTXT>> /></$list></$set>
\end
\define addTiddllerControls()
<table><tr><td><$checkbox field="atc.pinned" checked="true" unchecked="false" default="false" checkactions="""<$wikify name="neuerText" text=<<newDefaultTiddlers>>><$action-setfield $tiddler="$:/DefaultTiddlers" $field="text" $value=<<neuerText>> /></$wikify>""" uncheckactions="""<$action-deletefield $field="atc.pinned" />"""> 📌</$checkbox></td></tr></table>
\end
Hi,I try to append to the text of $:/DefaultTiddlers a new line. I get the content of this tiddler via following souce and add new text: