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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| import document from 'global/document'; | ||
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| /** | ||
| * Resolve and parse the elements of a URL | ||
| * @param {String} url The url to parse | ||
| * @return {Object} An object of url details | ||
| */ | ||
| var parseUrl = function(url) { | ||
| const props = ['protocol', 'hostname', 'port', 'pathname', 'search', 'hash', 'host']; | ||
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| // add the url to an anchor and let the browser parse the URL | ||
| let a = document.createElement('a'); | ||
| a.href = url; | ||
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| // IE8 (and 9?) Fix | ||
| // ie8 doesn't parse the URL correctly until the anchor is actually | ||
| // added to the body, and an innerHTML is needed to trigger the parsing | ||
| let addToBody = (a.host === '' && a.protocol !== 'file:'); | ||
| let div; | ||
| if (addToBody) { | ||
| div = document.createElement('div'); | ||
| div.innerHTML = `<a href="${url}"></a>`; | ||
| a = div.firstChild; | ||
| // prevent the div from affecting layout | ||
| div.setAttribute('style', 'display:none; position:absolute;'); | ||
| document.body.appendChild(div); | ||
| } | ||
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| // Copy the specific URL properties to a new object | ||
| // This is also needed for IE8 because the anchor loses its | ||
| // properties when it's removed from the dom | ||
| let details = {}; | ||
| for (var i = 0; i < props.length; i++) { | ||
| details[props[i]] = a[props[i]]; | ||
| } | ||
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| // IE9 adds the port to the host property unlike everyone else. If | ||
| // a port identifier is added for standard ports, strip it. | ||
| if (details.protocol === 'http:') { | ||
| details.host = details.host.replace(/:80$/, ''); | ||
| } | ||
| if (details.protocol === 'https:') { | ||
| details.host = details.host.replace(/:443$/, ''); | ||
| } | ||
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| if (addToBody) { | ||
| document.body.removeChild(div); | ||
| } | ||
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| return details; | ||
| }; | ||
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| /** | ||
| * Get absolute version of relative URL. Used to tell flash correct URL. | ||
| * http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue | ||
| * @param {String} url URL to make absolute | ||
| * @return {String} Absolute URL | ||
| * @private | ||
| */ | ||
| var getAbsoluteURL = function(url){ | ||
| // Check if absolute URL | ||
| if (!url.match(/^https?:\/\//)) { | ||
| // Convert to absolute URL. Flash hosted off-site needs an absolute URL. | ||
| let div = document.createElement('div'); | ||
| div.innerHTML = `<a href="${url}">x</a>`; | ||
| url = div.firstChild.href; | ||
| } | ||
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| return url; | ||
| }; | ||
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| /** | ||
| * Returns the extension of the passed file name. It will return an empty string if you pass an invalid path | ||
| * | ||
| * @param {String} path The fileName path like '/path/to/file.mp4' | ||
| * @returns {String} The extension in lower case or an empty string if no extension could be found. | ||
| */ | ||
| var getFileExtension = function(path) { | ||
| if(typeof path === 'string'){ | ||
| let splitPathRe = /^(\/?)([\s\S]*?)((?:\.{1,2}|[^\/]+?)(\.([^\.\/\?]+)))(?:[\/]*|[\?].*)$/i; | ||
| let pathParts = splitPathRe.exec(path); | ||
|
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| if (pathParts) { | ||
| return pathParts.pop().toLowerCase(); | ||
| } | ||
| } | ||
|
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| return ''; | ||
| }; | ||
|
|
||
| export { parseUrl, getAbsoluteURL, getFileExtension }; |
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