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Code Issues Releases Wiki Activity

Update transclusion wikitext syntax to allow a template without a target tiddler

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This allows us to transclude a tiddler without changing the current
tiddler with `{{||MyTiddler}}`.
This commit is contained in:
Jermolene 2014-03-17 21:44:10 +00:00
parent cdf3e101a8
commit bdbbf94326
4 changed files with 82 additions and 48 deletions
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60
core/modules/parsers/wikiparser/rules/transcludeblock.js
View File

@ -23,19 +23,17 @@ exports.types = {block: true};
exports.init = function(parser) {
this.parser = parser;
// Regexp to match
this.matchRegExp = /\{\{([^\{\}\|]+)(?:\|\|([^\|\{\}]+))?\}\}(?:\r?\n|$)/mg;
this.matchRegExp = /\{\{([^\{\}\|]*)(?:\|\|([^\|\{\}]+))?\}\}(?:\r?\n|$)/mg;
};
exports.parse = function() {
// Move past the match
this.parser.pos = this.matchRegExp.lastIndex;
// Move past the match
this.parser.pos = this.matchRegExp.lastIndex;
// Get the match details
var textRef = $tw.utils.trim(this.match[1]),
tr = $tw.utils.parseTextReference(textRef),
targetTitle = tr.title,
targetField = tr.field,
targetIndex = tr.index,
template = $tw.utils.trim(this.match[2]);
var template = $tw.utils.trim(this.match[2]),
textRef = $tw.utils.trim(this.match[1]);
// Prepare the transclude widget
var transcludeNode = {
type: "element",
@ -43,27 +41,43 @@ exports.parse = function() {
attributes: {},
isBlock: true
};
var tiddlerNode = {
type: "element",
tag: "$tiddler",
attributes: {
tiddler: {type: "string", value: targetTitle}
},
isBlock: true,
children: [transcludeNode]
};
// Prepare the tiddler widget
if(textRef) {
var tr = $tw.utils.parseTextReference(textRef),
targetTitle = tr.title,
targetField = tr.field,
targetIndex = tr.index,
tiddlerNode = {
type: "element",
tag: "$tiddler",
attributes: {
tiddler: {type: "string", value: targetTitle}
},
isBlock: true,
children: [transcludeNode]
};
}
if(template) {
transcludeNode.attributes.tiddler = {type: "string", value: template};
} else {
transcludeNode.attributes.tiddler = {type: "string", value: targetTitle};
if(targetField) {
transcludeNode.attributes.field = {type: "string", value: targetField};
if(textRef) {
return [tiddlerNode];
} else {
return [transcludeNode];
}
if(targetIndex) {
transcludeNode.attributes.index = {type: "string", value: targetIndex};
} else {
if(textRef) {
transcludeNode.attributes.tiddler = {type: "string", value: targetTitle};
if(targetField) {
transcludeNode.attributes.field = {type: "string", value: targetField};
}
if(targetIndex) {
transcludeNode.attributes.index = {type: "string", value: targetIndex};
}
return [tiddlerNode];
} else {
return [transcludeNode];
}
}
return [tiddlerNode];
};
})();

56
core/modules/parsers/wikiparser/rules/transcludeinline.js
View File

@ -23,45 +23,57 @@ exports.types = {inline: true};
exports.init = function(parser) {
this.parser = parser;
// Regexp to match
this.matchRegExp = /\{\{([^\{\}\|]+)(?:\|\|([^\|\{\}]+))?\}\}/mg;
this.matchRegExp = /\{\{([^\{\}\|]*)(?:\|\|([^\|\{\}]+))?\}\}/mg;
};
exports.parse = function() {
// Move past the match
this.parser.pos = this.matchRegExp.lastIndex;
// Get the match details
var textRef = $tw.utils.trim(this.match[1]),
tr = $tw.utils.parseTextReference(textRef),
targetTitle = tr.title,
targetField = tr.field,
targetIndex = tr.index,
template = $tw.utils.trim(this.match[2]);
var template = $tw.utils.trim(this.match[2]),
textRef = $tw.utils.trim(this.match[1]);
// Prepare the transclude widget
var transcludeNode = {
type: "element",
tag: "$transclude",
attributes: {}
};
var tiddlerNode = {
type: "element",
tag: "$tiddler",
attributes: {
tiddler: {type: "string", value: targetTitle}
},
children: [transcludeNode]
};
// Prepare the tiddler widget
if(textRef) {
var tr = $tw.utils.parseTextReference(textRef),
targetTitle = tr.title,
targetField = tr.field,
targetIndex = tr.index,
tiddlerNode = {
type: "element",
tag: "$tiddler",
attributes: {
tiddler: {type: "string", value: targetTitle}
},
children: [transcludeNode]
};
}
if(template) {
transcludeNode.attributes.tiddler = {type: "string", value: template};
} else {
transcludeNode.attributes.tiddler = {type: "string", value: targetTitle};
if(targetField) {
transcludeNode.attributes.field = {type: "string", value: targetField};
if(textRef) {
return [tiddlerNode];
} else {
return [transcludeNode];
}
if(targetIndex) {
transcludeNode.attributes.index = {type: "string", value: targetIndex};
} else {
if(textRef) {
transcludeNode.attributes.tiddler = {type: "string", value: targetTitle};
if(targetField) {
transcludeNode.attributes.field = {type: "string", value: targetField};
}
if(targetIndex) {
transcludeNode.attributes.index = {type: "string", value: targetIndex};
}
return [tiddlerNode];
} else {
return [transcludeNode];
}
}
return [tiddlerNode];
};
})();

4
editions/tw5.com/tiddlers/concepts/TemplateTiddlers.tid
View File

@ -1,5 +1,5 @@
created: 20140107114355828
modified: 20140107114636001
modified: 20140317213147507
tags: concepts
title: TemplateTiddlers
type: text/vnd.tiddlywiki
@ -37,4 +37,4 @@ The TiddlerWidget is used to change the current tiddler. Consider a tiddler "C"
It is still transcluding tiddler "A", but now it is also setting the current tiddler to "A". The result is therefore that the field "myfield" for tiddler "A" is displayed.
The shorthand syntax for transcluding actually generates both a TiddlerWidget and a TranscludeWidget.
The shorthand syntax for [[Transclusion in WikiText]] actually generates both a TiddlerWidget and a TranscludeWidget.

10
editions/tw5.com/tiddlers/wikitext/Transclusion in WikiText.tid
View File

@ -1,5 +1,5 @@
created: 20131205160146648
modified: 20140107114340951
modified: 20140317214256948
tags: wikitext
title: Transclusion in WikiText
type: text/vnd.tiddlywiki
@ -8,6 +8,14 @@ You can incorporate the content of one tiddler within another using the transclu
* `{{MyTiddler}}` transcludes a single tiddler
* `{{MyTiddler||TemplateTitle}}` displays the tiddler through a specified [[TemplateTiddler|TemplateTiddlers]]
* `{{||TemplateTitle}}` displays the specified template tiddler without altering the [[current tiddler|WidgetVariable: currentTiddler]]
You can also use a TextReference instead of a tiddler title:
* `{{MyTiddler!!field}}` transcludes a specified field of a tiddler
* `{{!!field}}` transcludes a specified field of the current tiddler
* `{{MyTiddler##index}}` transcludes a specified indexed property of a [[DataTiddler|DataTiddlers]]
* `{{##index}}` transcludes a specified indexed property of the current [[DataTiddler|DataTiddlers]]
A similar syntax can be used to transclude a list of tiddlers matching a specified [[TiddlerFilter|TiddlerFilters]]: