move static files to share/jupyter/hub

avoids conflict with other jupyter projects

share/jupyter/hub/static/js/utils.js

@@ -0,0 +1,127 @@
+// Based on IPython's base.js.utils
+// Original Copyright (c) IPython Development Team.
+// Distributed under the terms of the Modified BSD License.
+
+// Modifications Copyright (c) Juptyer Development Team.
+// Distributed under the terms of the Modified BSD License.
+
+define(['jquery'], function($){
+    "use strict";
+    
+    var url_path_join = function () {
+        // join a sequence of url components with '/'
+        var url = '';
+        for (var i = 0; i < arguments.length; i++) {
+            if (arguments[i] === '') {
+                continue;
+            }
+            if (url.length > 0 && url[url.length-1] != '/') {
+                url = url + '/' + arguments[i];
+            } else {
+                url = url + arguments[i];
+            }
+        }
+        url = url.replace(/\/\/+/, '/');
+        return url;
+    };
+    
+    var parse_url = function (url) {
+        // an `a` element with an href allows attr-access to the parsed segments of a URL
+        // a = parse_url("http://localhost:8888/path/name#hash")
+        // a.protocol = "http:"
+        // a.host     = "localhost:8888"
+        // a.hostname = "localhost"
+        // a.port     = 8888
+        // a.pathname = "/path/name"
+        // a.hash     = "#hash"
+        var a = document.createElement("a");
+        a.href = url;
+        return a;
+    };
+    
+    var encode_uri_components = function (uri) {
+        // encode just the components of a multi-segment uri,
+        // leaving '/' separators
+        return uri.split('/').map(encodeURIComponent).join('/');
+    };
+    
+    var url_join_encode = function () {
+        // join a sequence of url components with '/',
+        // encoding each component with encodeURIComponent
+        return encode_uri_components(url_path_join.apply(null, arguments));
+    };
+
+
+    var escape_html = function (text) {
+        // escape text to HTML
+        return $("<div/>").text(text).html();
+    };
+
+    var get_body_data = function(key) {
+        // get a url-encoded item from body.data and decode it
+        // we should never have any encoded URLs anywhere else in code
+        // until we are building an actual request
+        return decodeURIComponent($('body').data(key));
+    };
+    
+    
+    // http://stackoverflow.com/questions/2400935/browser-detection-in-javascript
+    var browser = (function() {
+        if (typeof navigator === 'undefined') {
+            // navigator undefined in node
+            return 'None';
+        }
+        var N= navigator.appName, ua= navigator.userAgent, tem;
+        var M= ua.match(/(opera|chrome|safari|firefox|msie)\/?\s*(\.?\d+(\.\d+)*)/i);
+        if (M && (tem= ua.match(/version\/([\.\d]+)/i)) !== null) M[2]= tem[1];
+        M= M? [M[1], M[2]]: [N, navigator.appVersion,'-?'];
+        return M;
+    })();
+
+    // http://stackoverflow.com/questions/11219582/how-to-detect-my-browser-version-and-operating-system-using-javascript
+    var platform = (function () {
+        if (typeof navigator === 'undefined') {
+            // navigator undefined in node
+            return 'None';
+        }
+        var OSName="None";
+        if (navigator.appVersion.indexOf("Win")!=-1) OSName="Windows";
+        if (navigator.appVersion.indexOf("Mac")!=-1) OSName="MacOS";
+        if (navigator.appVersion.indexOf("X11")!=-1) OSName="UNIX";
+        if (navigator.appVersion.indexOf("Linux")!=-1) OSName="Linux";
+        return OSName;
+    })();
+
+    var ajax_error_msg = function (jqXHR) {
+        // Return a JSON error message if there is one,
+        // otherwise the basic HTTP status text.
+        if (jqXHR.responseJSON && jqXHR.responseJSON.message) {
+            return jqXHR.responseJSON.message;
+        } else {
+            return jqXHR.statusText;
+        }
+    };
+    
+    var log_ajax_error = function (jqXHR, status, error) {
+        // log ajax failures with informative messages
+        var msg = "API request failed (" + jqXHR.status + "): ";
+        console.log(jqXHR);
+        msg += ajax_error_msg(jqXHR);
+        console.log(msg);
+    };
+
+    var utils = {
+        url_path_join : url_path_join,
+        url_join_encode : url_join_encode,
+        encode_uri_components : encode_uri_components,
+        escape_html : escape_html,
+        get_body_data : get_body_data,
+        parse_url : parse_url,
+        browser : browser,
+        platform: platform,
+        ajax_error_msg : ajax_error_msg,
+        log_ajax_error : log_ajax_error,
+    };
+    
+    return utils;
+});