"
I model a TiddlyWiki.
More information:

https://tiddlywiki.com/
"
Class {
	#name : 'TiddlyWiki',
	#superclass : 'Object',
	#instVars : [
		'tiddlers',
		'file'
	],
	#category : 'TiddlyWiki-Model'
}

{ #category : 'accessing' }
TiddlyWiki >> exportSTONFile [
	| stonFile output |
	stonFile := self tiddlersJSONFile withoutExtension, 'ston'.
	output := '' writeStream.
	(STON writer on: output )
		newLine: String lf;	
    	prettyPrint: true;
		keepNewLines: true;
    	nextPut: self. 
	^ MarkupFile exportAsFileOn: stonFile containing:output contents 
]

{ #category : 'accessing' }
TiddlyWiki >> file [
	^ file
]

{ #category : 'accessing' }
TiddlyWiki >> file: anObject [
	file := anObject
]

{ #category : 'accessing' }
TiddlyWiki >> importJSONFile [
	"I import a JSON representation of my tiddlers data, that has been previosly exported 
	by the TiddlyWiki HTML self contained file.
	Such file is called, by convention, 'tiddlers.json' and stored in the same folder where
	the HTML file is located."
	| tiddlersDict |
	self tiddlersJSONFile ifNil: [ ^ self ].
	tiddlersDict := STONJSON fromString: self tiddlersJSONFile contents.
	self tiddlers: (tiddlersDict collect: [:each | 
		Tiddler new 
			fromDictionary: each;
			wiki: self 
		 ])
]

{ #category : 'accessing' }
TiddlyWiki >> networkView [
	| view |
	view := GtMondrian new.
	view nodes
		with: self tiddlers.
	view edges
		connectFromAll: #linkedTiddlers.
	view layout force.
	^ view
]

{ #category : 'accessing' }
TiddlyWiki >> printOn: aStream [
	super printOn: aStream.
	aStream
		nextPutAll: '( ', self file basename ,' )'
]

{ #category : 'accessing' }
TiddlyWiki >> taggedWith: aTag [
	^ self tiddlers select: [:tiddler | 
		tiddler tags isNotNil and: [tiddler tags includesSubstring: aTag ]
	]
]

{ #category : 'accessing' }
TiddlyWiki >> tiddlers [

	^ tiddlers ifNil: [ tiddlers := OrderedCollection new ]
]

{ #category : 'accessing' }
TiddlyWiki >> tiddlers: anOrderedCollection [

	tiddlers := anOrderedCollection
]

{ #category : 'accessing' }
TiddlyWiki >> tiddlersJSONFile [
	| jsonFile |
	file ifNil: [ 
		self inform: 'Provide the location of the TiddlyWiki HTML file.'.
		^ nil
	].
	jsonFile := file parent / 'tiddlers.json'.
	jsonFile exists ifFalse: [ 
		self inform: 'You need to export tiddlers as JSON from TiddlyWiki and locate it in the same folder as the HTML file'. 
		^ nil
	].
	^ jsonFile  
]