diff options
| -rw-r--r-- | appendAnchor.js | 66 |
1 files changed, 46 insertions, 20 deletions
diff --git a/appendAnchor.js b/appendAnchor.js index a6af591..e9f0f0b 100644 --- a/appendAnchor.js +++ b/appendAnchor.js @@ -3,7 +3,7 @@ * @name appendAnchor * @description append anchors to texts look like url. * @author SAKAI, Kazuaki - * @version 0.02 + * @version 0.03 * @minVersion 2.0pre * @maxVersion 2.0pre * == /VimperatorPlugin== @@ -11,7 +11,15 @@ (function(){ - if (window.eval(liberator.globalVariables.auto_append_anchor || 'false')) { + // settings --- + // "ACEILMPRSTXY" is result of below code. + // Array.prototype.uniq = function() this.reduceRight( function (a, b) (a[0] === b || a.unshift(b), a), []); + // [ 'TITLE', 'STYLE', 'SCRIPT', 'TEXTAREA', 'XMP', 'A', ].join('').split('').sort().uniq().join(''); + const xpathQueryPlainText = '/descendant::*[not(contains(" TITLE STYLE SCRIPT TEXTAREA XMP A ", concat(" ", translate(local-name(), "aceilmprstxy", "ACEILMPRSTXY"), " ")))]/child::text()'; + const regexpLikeURL = new RegExp("h?(ttps?):/+([a-zA-Z0-9][-_.!~*'()a-zA-Z0-9;/?:@&=+$,%#]+[-_~*(a-zA-Z0-9;/?@&=+$%#])"); + + // process global variable + if (stringToBoolean(liberator.globalVariables.auto_append_anchor, 'false')) { let originalHintsShow = liberator.modules.hints.show; hints.show = function () { liberator.execute('anc'); @@ -19,33 +27,51 @@ }; } + // register command liberator.modules.commands.addUserCommand(['anc'], 'append anchors to texts look like url', function(arg, special) { - var doc = window.content.document; - var nodes = liberator.modules.buffer.evaluateXPath( - '/descendant::*[not(contains(" TITLE STYLE SCRIPT TEXTAREA XMP A ", concat(" ", translate(local-name(), "aceilmprstxy", "ACEILMPRSTXY"), " ")))]/child::text()' - ); - var regex = new RegExp("h?(ttps?):/+([a-zA-Z0-9][-_.!~*'()a-zA-Z0-9;/?:@&=+$,%#]+[-_~*(a-zA-Z0-9;/?@&=+$%#])"); - - var range = doc.createRange(); - var last; - var href; - for (let i = 0, l = nodes.snapshotLength; i < l; i++) { - let node = nodes.snapshotItem(i); - range.selectNode(node); - while (node && (last = range.toString().search(regex)) > -1) { - range.setStart(node, last); - range.setEnd(node, last + RegExp.lastMatch.length); - href = 'h' + RegExp.$1 + '://' + RegExp.$2; + const doc = window.content.document; + const range = doc.createRange(); + + let nodes = liberator.modules.buffer.evaluateXPath(xpathQueryPlainText); + for (let node in nodes) { + while (node) { + range.selectNode(node) + + // search string like URL + let start = range.toString().search(regexpLikeURL); + // go to next node when there is nothing look like URL in current node + if (!(start > -1)) break; + + // build URL + let href = 'h' + RegExp.$1 + '://' + RegExp.$2; + + // reset range + range.setStart(node, start); + range.setEnd(node, start + RegExp.lastMatch.length); + + // build anchor element let anchor = doc.createElement('a'); - range.insertNode(anchor); anchor.setAttribute('href', href); range.surroundContents(anchor); + + // insert + range.insertNode(anchor); + + // iterate node = node.nextSibling.nextSibling; - range.selectNode(node); } } range.detach(); },{} ); + + // stuff function + function stringToBoolean(str, defaultValue) { + return !str ? (defaultValue ? true : false) + : str.toLowerCase() === 'false' ? false + : /^\d+$/.test(str) ? (parseInt(str) ? true : false) + : true; + } + })(); |