mirror of
https://github.com/vale981/Vulcan
synced 2025-03-10 04:26:41 -04:00
113 lines
No EOL
3.5 KiB
JavaScript
113 lines
No EOL
3.5 KiB
JavaScript
getEmbedlyData = function (url) {
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var data = {}
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var extractBase = 'http://api.embed.ly/1/extract';
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var embedlyKey = getSetting('embedlyKey');
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var thumbnailWidth = getSetting('thumbnailWidth', 200);
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var thumbnailHeight = getSetting('thumbnailHeight', 125);
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if(!embedlyKey) {
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// fail silently to still let the post be submitted as usual
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console.log("Couldn't find an Embedly API key! Please add it to your Telescope settings or remove the Embedly module.");
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return null;
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}
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try {
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var result = Meteor.http.get(extractBase, {
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params: {
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key: embedlyKey,
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url: url,
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image_width: thumbnailWidth,
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image_height: thumbnailHeight,
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image_method: 'crop'
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}
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});
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// console.log(result)
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if (!!result.data.images && !!result.data.images.length) // there may not always be an image
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result.data.thumbnailUrl = result.data.images[0].url.replace("http:", ""); // add thumbnailUrl as its own property and remove "http"
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return _.pick(result.data, 'title', 'media', 'description', 'thumbnailUrl');
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} catch (error) {
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console.log(error)
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// the first 13 characters of the Embedly errors are "failed [400] ", so remove them and parse the rest
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var errorObject = JSON.parse(error.message.substring(13));
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throw new Meteor.Error(errorObject.error_code, errorObject.error_message);
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return null;
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}
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}
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// For security reason, we use a separate server-side API call to set the media object,
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// and the thumbnail object if it hasn't already been set
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// note: the following function is not used because it would hold up the post submission, use next one instead
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// var addMediaOnSubmit = function (post) {
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// if(post.url){
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// var data = getEmbedlyData(post.url);
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// if (!!data) {
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// // only add a thumbnailUrl if there isn't one already
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// if(!post.thumbnailUrl && !!data.thumbnailUrl)
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// post.thumbnailUrl = data.thumbnailUrl
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// // add media if necessary
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// if(!!data.media.html)
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// post.media = data.media
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// }
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// }
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// return post;
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// }
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// postSubmitMethodCallbacks.push(addMediaOnSubmit);
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// Async variant that directly modifies the post object with update()
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var addMediaAfterSubmit = function (post) {
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var set = {};
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if(post.url){
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var data = getEmbedlyData(post.url);
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if (!!data) {
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// only add a thumbnailUrl if there isn't one already
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if (!post.thumbnailUrl && !!data.thumbnailUrl) {
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post.thumbnailUrl = data.thumbnailUrl;
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set.thumbnailUrl = data.thumbnailUrl;
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}
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// add media if necessary
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if (!!data.media.html) {
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post.media = data.media;
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set.media = data.media;
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}
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}
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Posts.update(post._id, {$set: set});
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}
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return post;
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}
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postAfterSubmitMethodCallbacks.push(addMediaAfterSubmit);
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// TODO: find a way to only do this is URL has actually changed?
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var updateMediaOnEdit = function (updateObject) {
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var post = updateObject.$set
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if(post.url){
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var data = getEmbedlyData(post.url);
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if(!!data && !!data.media.html)
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updateObject.$set.media = data.media
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}
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return updateObject;
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}
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postEditMethodCallbacks.push(updateMediaOnEdit);
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Meteor.methods({
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testGetEmbedlyData: function (url) {
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console.log(getEmbedlyData(url))
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},
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getEmbedlyData: function (url) {
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return getEmbedlyData(url);
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},
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embedlyKeyExists: function () {
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return !!getSetting('embedlyKey');
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},
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regenerateEmbedlyData: function (post) {
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if (can.edit(Meteor.user(), post)) {
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addMediaAfterSubmit(post);
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}
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}
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}); |