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Refactored link macro

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To handle external links correctly, and URI encode internal links
This commit is contained in:
Jeremy Ruston 2012-02-09 13:36:46 +00:00
parent 210f1bcd09
commit e8a93fa56b
1 changed files with 31 additions and 8 deletions
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39
js/macros/link.js
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@ -10,6 +10,11 @@ title: js/macros/link.js
var HTML = require("../HTML.js").HTML,
utils = require("../Utils.js");
var isLinkExternal = function(target) {
var externalRegExp = /(?:file|http|https|mailto|ftp|irc|news|data):[^\s'"]+(?:\/|\b)/i;
return externalRegExp.test(target);
};
exports.macro = {
name: "link",
wrapperTag: "span",
@ -19,19 +24,37 @@ exports.macro = {
},
events: {
click: function(event,node,tiddler,store,params) {
var navEvent = document.createEvent("Event");
navEvent.initEvent("tw-navigate",true,true);
navEvent.navigateTo = params.target;
node.dispatchEvent(navEvent);
event.preventDefault();
return false;
if(isLinkExternal(params.target)) {
event.target.setAttribute("target","_blank");
return true;
} else {
var navEvent = document.createEvent("Event");
navEvent.initEvent("tw-navigate",true,true);
navEvent.navigateTo = params.target;
node.dispatchEvent(navEvent);
event.preventDefault();
return false;
}
}
},
render: function(type,tiddler,store,params,content) {
var classes = ["tw-tiddlylink"],
target = params.target;
if(isLinkExternal(params.target)) {
classes.push("tw-tiddlylink-external");
} else {
classes.push("tw-tiddlylink-internal");
if(store.tiddlerExists(params.target)) {
classes.push("tw-tiddlylink-resolves");
} else {
classes.push("tw-tiddlylink-missing");
}
target = encodeURIComponent(target);
}
return HTML(HTML.elem(
"a",{
href: params.target,
"class": store.adjustClassesForLink([],params.target)
href: target,
"class": classes
},[
HTML.raw(content)
]