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melanie revised this gist . Go to revision
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melanie revised this gist . Go to revision
1 file changed, 27 insertions
tapestry-attachment-extraction.js(file created)
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| 1 | + | /* | |
| 2 | + | Attachment Extracting | |
| 3 | + | for Iconfactory's Tapestry plugins | |
| 4 | + | ||
| 5 | + | Grabs urls from a string, like `content_html` in a JSON Feed, and makes them attachments. | |
| 6 | + | ||
| 7 | + | Made to be used in your Tapestry plugins like so: | |
| 8 | + | ||
| 9 | + | ```js | |
| 10 | + | const myItem = Item.createWithUriDate(url, date); | |
| 11 | + | myItem.attachments = extractAttachments(content_html, [rest?.external_url, rest?.image]) | |
| 12 | + | ``` | |
| 13 | + | */ | |
| 14 | + | ||
| 15 | + | const URL_REGEX = | |
| 16 | + | /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/g; | |
| 17 | + | const MEDIA_EXT = ["png", "tif", "tiff", "jpeg", "jpg", "gif", "bmp", "bmpf", "ico", "cur", "xbm", "aac", "aiff", "aifc", "avi", "ac3", "mp4", "m2v", "ts", "mpg", "mp2", "mp3", "au", "3gp", "3g2"]; | |
| 18 | + | ||
| 19 | + | function extractAttachments(from = "", exclude = []) { | |
| 20 | + | return (from.match(URL_REGEX) || []) | |
| 21 | + | .filter((url) => !exclude.includes(url)) | |
| 22 | + | .map((url) => | |
| 23 | + | MEDIA_EXT.some((ext) => url.includes(`.${ext}`)) | |
| 24 | + | ? MediaAttachment.createWithUrl(url) | |
| 25 | + | : LinkAttachment.createWithUrl(url) | |
| 26 | + | ); | |
| 27 | + | } | |
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