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mirror of https://github.com/go-gitea/gitea.git synced 2024-12-03 00:47:33 +01:00
gitea/public/vendor/plugins/autolink/autolink.js
2017-09-04 14:22:07 +08:00

46 lines
1.6 KiB
JavaScript

(function () {
var re = /((([A-Za-z]{3,9}:(?:\/\/)?)(?:[\-;:&=\+\$,\w]+@)?[A-Za-z0-9\.\-]+|(?:www\.|[\-;:&=\+\$,\w]+@)[A-Za-z0-9\.\-]+)((?:\/[\+~%\/\.\w\-]*)?\??(?:[\-\+:=&;%@\.\w]*)#?(?:[\.\!\/\\\w]*))?)/g;
function textNodesUnder(node) {
var textNodes = [];
if(typeof document.createTreeWalker === 'function') {
// Efficient TreeWalker
var currentNode, walker;
walker = document.createTreeWalker(node, NodeFilter.SHOW_TEXT, null, false);
while(currentNode = walker.nextNode()) {
textNodes.push(currentNode);
}
} else {
// Less efficient recursive function
for(node = node.firstChild; node; node = node.nextSibling) {
if(node.nodeType === 3) {
textNodes.push(node);
} else {
textNodes = textNodes.concat(textNodesUnder(node));
}
}
}
return textNodes;
}
function processNode(node) {
re.lastIndex = 0;
var results = re.exec(node.textContent);
if(results !== null) {
if($(node).parents().filter('code').length === 0) {
$(node).replaceWith(
$('<span />').html(
node.nodeValue.replace(re, '<a href="$1">$1</a>')
)
);
}
}
}
jQuery.fn.autolink = function () {
this.each(function () {
textNodesUnder(this).forEach(processNode);
});
return this;
};
})();