spacedeck-open/public/javascripts/link_parser.js
2017-04-07 01:29:05 +02:00

134 lines
4.4 KiB
JavaScript

function parse_link(data) {
if (data == null) {
return "";
}
var html = data;
var recommendedWidth = 400;
var recommendedHeight = 300;
var extraViewClasses = "";
var sourceLink = null;
var plainText = false;
var genericEmbedMatcher = /embed\:(https?\:\/\/[^ <]+)/;
var genericUriMatcher = /(https?\:\/\/[^ <]+)/;
var type = "unknown";
var provider_name = "unknown";
isDataFileUrl = function(url) {
var file, suffix;
try {
if (url.split("/").length < 4) {
return false;
}
file = _.last(url.split("/"));
if (file.indexOf(".") < 0) {
return false;
}
suffix = _.last(file.split("."));
if (!suffix) {
return false;
}
if (_.include(["png", "jpg", "jpeg", "gif", "zip", "rar", "7z", "tar", "tgz", "gz", "xls", "xlsx", "doc", "docx", "ppt", "pptx", "mp3", "ogg", "oga", "ogv", "pdf", "dmg", "exe", "iso", "dxf", "ipa", "mov", "wmv", "wma", "wav", "aiff", "mp4", "m4a", "prg", "bin", "dat", "psd", "ai", "eps", "key"], suffix)) {
return true;
}
} catch (_error) {}
return false;
};
if (m = data.match(genericEmbedMatcher)) {
embedUri = m[1];
html = "<iframe width='100%' height='100%' src=\"" + embedUri + "\" seamless=\"1\" allowfullscreen=\"1\"></iframe>";
recommendedWidth = 640 / 2;
recommendedHeight = 390 / 2;
sourceLink = embedUri;
extraViewClasses = "external-embed";
} else if (data.match(/http/) && data.replace(/[^<]/g, "").length < 3) {
youtubeMatcher = /youtube\.com\/.*v=([^&<]+)/;
youtubeMatcher2 = /youtu\.be\/([^&<]+)/;
soundcloudMatcher = /soundcloud\.com\/([^<]+)/;
vimeoMatcher = /vimeo.com\/([^<]*)/;
dailyMotionMatcher = /dailymotion.com\/video\/([^<]*)/;
googleMapsMatcher = /google.com\/maps\?([^<]*)/;
spacedeckMatcher = new RegExp(location.host + "\/(spaces|folders)\/([0-9a-f]{24})");
if (m = data.match(youtubeMatcher) || (m = data.match(youtubeMatcher2))) {
videoId = m[1];
html = "<iframe src=\"https://www.youtube.com/embed/" + videoId + "?html5=1&rel=0&showinfo=0&autohide=1\" frameborder=\"0\" allowfullscreen=\"1\"></iframe>";
recommendedWidth = 640 / 2;
recommendedHeight = 390 / 2;
provider_name = "youtube";
type = "video";
} else if (m = data.match(dailyMotionMatcher)) {
videoId = m[1];
html = "<iframe src=\"https://www.dailymotion.com/embed/video/" + videoId + "\" frameborder=\"0\"></iframe>";
recommendedWidth = 536 / 2;
recommendedHeight = 302 / 2;
provider_name = "dailymotion";
type = "video";
} else if (m = data.match(vimeoMatcher)) {
videoId = m[1];
html = "<iframe src=\"https://player.vimeo.com/video/" + videoId + "\" frameborder=\"0\"></iframe>";
recommendedWidth = 536 / 2;
recommendedHeight = 302 / 2;
provider_name = "vimeo";
type = "video";
} else if (m = data.match(soundcloudMatcher)) {
var scurl = "https://" + m[0];
var url;
if (m[0].indexOf("soundcloud.com/player")>=0) {
url = "https://w." + m[0];
} else {
url = "https://w.soundcloud.com/player/?url="+encodeURI(scurl);
}
html = "<iframe scrolling=\"no\" frameborder=\"no\" src=\"" + url + "\"></iframe>";
recommendedWidth = 720 / 2;
recommendedHeight = 184;
sourceLink = scurl;
provider_name = "soundcloud";
type = "audio";
} else if ((m = data.match(googleMapsMatcher))) {
mapsParams = m[1];
html = "<iframe src=\"https://maps-api-ssl.google.com/maps?" + mapsParams + "\" seamless=\"1\" allowfullscreen=\"1\"></iframe>";
recommendedWidth = 640 / 2;
recommendedHeight = 390 / 2;
provider_name = "google";
type = "map";
} else if ((m = data.match(genericUriMatcher)) && !isDataFileUrl(m[1])) {
uri = m[1];
grabUri = uri;
endPoint = "/api/webgrabber/" + (encodeURIComponent(btoa(grabUri)));
html = data.replace(uri, " <img src=\"" + endPoint + "\" title=\"" + uri + "\"/> ");
recommendedWidth = 300;
recommendedHeight = 300;
sourceLink = uri;
} else {
plainText = true;
}
} else {
plainText = true;
}
if (plainText) {
// replace links with clickable links
return null;
}
result = {
html: html,
thumbnail_width: recommendedWidth,
thumbnail_height: recommendedHeight,
type: type,
provider_name: provider_name,
url: sourceLink
};
return result;
};