diff options
author | Brion Vibber <brion@pobox.com> | 2010-11-16 14:57:35 -0800 |
---|---|---|
committer | Brion Vibber <brion@pobox.com> | 2010-11-16 14:57:35 -0800 |
commit | acdb9ac1e5b63f24262449356f526ff8168db8d3 (patch) | |
tree | d6981c6f809833e8d6789dacbd234e182663d3a6 /plugins/LinkPreview/linkpreview.js | |
parent | 73f28ffabe3f023f4a8c6f4242c2929c907b6c71 (diff) |
LinkPreview: restructure to make it easier to keep old link data
Diffstat (limited to 'plugins/LinkPreview/linkpreview.js')
-rw-r--r-- | plugins/LinkPreview/linkpreview.js | 146 |
1 files changed, 75 insertions, 71 deletions
diff --git a/plugins/LinkPreview/linkpreview.js b/plugins/LinkPreview/linkpreview.js index 8e411f908..37b0241a5 100644 --- a/plugins/LinkPreview/linkpreview.js +++ b/plugins/LinkPreview/linkpreview.js @@ -62,82 +62,86 @@ } }; - /** - * Find URL links from the source text that may be interesting. - * - * @param {String} text - * @return {Array} list of URLs - */ - function findLinks(text) - { - // @fixme match this to core code - var re = /(?:^| )(https?:\/\/.+?\/.+?)(?= |$)/mg; - var links = []; - var matches; - while ((matches = re.exec(text)) !== null) { - links.push(matches[1]); - } - return links; - } + var LinkPreview = { + links: [], + + /** + * Find URL links from the source text that may be interesting. + * + * @param {String} text + * @return {Array} list of URLs + */ + findLinks: function (text) + { + // @fixme match this to core code + var re = /(?:^| )(https?:\/\/.+?\/.+?)(?= |$)/mg; + var links = []; + var matches; + while ((matches = re.exec(text)) !== null) { + links.push(matches[1]); + } + return links; + }, - /** - * Start looking up info for a link preview... - * May start async data loads. - * - * @param {String} id - * @param {String} url - */ - function prepLinkPreview(id, url) - { - oEmbed.lookup(url, function(data) { - var thumb = null; - var width = 100; - if (typeof data.thumbnail_url == "string") { - thumb = data.thumbnail_url; - if (typeof data.thumbnail_width !== "undefined") { - if (data.thumbnail_width < width) { - width = data.thumbnail_width; + /** + * Start looking up info for a link preview... + * May start async data loads. + * + * @param {String} id + * @param {String} url + */ + prepLinkPreview: function(id, url) + { + oEmbed.lookup(url, function(data) { + var thumb = null; + var width = 100; + if (typeof data.thumbnail_url == "string") { + thumb = data.thumbnail_url; + if (typeof data.thumbnail_width !== "undefined") { + if (data.thumbnail_width < width) { + width = data.thumbnail_width; + } } - } - } else if (data.type == 'photo' && typeof data.url == "string") { - thumb = data.url; - if (typeof data.width !== "undefined") { - if (data.width < width) { - width = data.width; + } else if (data.type == 'photo' && typeof data.url == "string") { + thumb = data.url; + if (typeof data.width !== "undefined") { + if (data.width < width) { + width = data.width; + } } } - } - if (thumb) { - var link = $('<span class="inline-attachment"><a><img/></a></span>'); - link.find('a') - .attr('href', url) - .attr('target', '_blank') - .last() - .find('img') - .attr('src', thumb) - .attr('width', width) - .attr('title', data.title || data.url || url); - $('#' + id).append(link); - } - }); - } + if (thumb) { + var link = $('<span class="inline-attachment"><a><img/></a></span>'); + link.find('a') + .attr('href', url) + .attr('target', '_blank') + .last() + .find('img') + .attr('src', thumb) + .attr('width', width) + .attr('title', data.title || data.url || url); + $('#' + id).append(link); + } + }); + }, - /** - * Update the live preview section with links found in the given text. - * May start async data loads. - * - * @param {String} text: free-form input text - */ - function previewLinks(text) - { - var links = findLinks(text); - $('#link-preview').html(''); - for (var i = 0; i < links.length; i++) { - var id = 'link-preview-' + i; - $('#link-preview').append('<span id="' + id + '"></span>'); - prepLinkPreview(id, links[i]); + /** + * Update the live preview section with links found in the given text. + * May start async data loads. + * + * @param {String} text: free-form input text + */ + previewLinks: function(text) + { + var links = LinkPreview.findLinks(text); + $('#link-preview').html(''); + for (var i = 0; i < links.length; i++) { + var id = 'link-preview-' + i; + $('#link-preview').append('<span id="' + id + '"></span>'); + LinkPreview.prepLinkPreview(id, links[i]); + } } - } + }; SN.Init.LinkPreview = function(params) { if (params.api) oEmbed.api = params.api; @@ -149,7 +153,7 @@ // Piggyback on the counter update... var origCounter = SN.U.Counter; SN.U.Counter = function(form) { - previewLinks($('#notice_data-text').val()); + LinkPreview.previewLinks($('#notice_data-text').val()); return origCounter(form); } } |