initial commit.

2017-04-07 01:29:05 +02:00
commit 7ff2926578
258 changed files with 83743 additions and 0 deletions
--- a/public/javascripts/link_parser.js
+++ b/public/javascripts/link_parser.js
@@ -0,0 +1,133 @@
+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;
+};