Netgis client update

* adds new version to sources
2022-09-12 13:12:59 +02:00
parent 968eea85d4
commit c08f5145fe
45 changed files with 6234 additions and 279 deletions
@@ -0,0 +1,161 @@
+var netgis = netgis || {};
+
+/**
+ * General purpose pure static utility functions.
+ */
+netgis.util =
+(
+	function ()
+	{
+		"use strict";
+		
+		// Methods
+		var isDefined = function( v )
+		{
+			return ( typeof v !== "undefined" );
+		};
+		
+		var isString = function( v )
+		{
+			return ( typeof v === "string" || v instanceof String );
+		};
+		
+		/**
+		 * Replace all string occurences.
+		 * @param {String} str
+		 * @param {String} find
+		 * @param {String} newstr
+		 * @returns {String}
+		 */
+		var replace = function( str, find, newstr )
+		{
+			return str.replace( new RegExp( find, "g" ), newstr );
+		};
+		
+		var foreach = function( obj, fn )
+		{
+			for ( var k in obj )
+			{
+				if ( obj.hasOwnProperty( k ) )
+				{
+					fn( k, obj[ k ] );
+				}
+			}
+		};
+		
+		/**
+		 * Replace template strings in html string.
+		 * @param {type} html String with "{key}" placeholders.
+		 * @param {type} data Object of key value pairs to insert.
+		 * @returns {String} The modified html string.
+		 */
+		var template = function( html, data )
+		{
+			// Get Template: $( "#template-" + name ).text();
+			
+			foreach
+			(
+				data,
+				function( key, value )
+				{
+					html = html.replace( new RegExp( "{" + key + "}", "g" ), value );
+				}
+			);
+	
+			return html;
+		};
+		
+		/**
+		 * Create HTML element from string.
+		 * @param {String} html
+		 * @returns {Element}
+		 */
+		var create = function( html )
+		{
+			var temp = document.createElement( "tbody" );
+			temp.innerHTML = html;
+			
+			return temp.children[ 0 ];
+		};
+		
+		/**
+		 * Replace new line characters with HTML line breaks.
+		 * @param {String} str
+		 * @returns {String}
+		 */
+		var newlines = function( str )
+		{
+			return str.replace( new RegExp( "\n", "g" ), "<br />" );
+		};
+		
+		/**
+		 * Calculate the byte size of an object.
+		 * @param {Object} json
+		 * @returns {Object} Object with size info ( bytes, kilobytes, megabytes )
+		 */
+		var size = function( json )
+		{
+			var bytes = new TextEncoder().encode( JSON.stringify( json ) ).length;
+			var kilobytes = bytes / 1024;
+			var megabytes = kilobytes / 1024;
+			
+			return { bytes: bytes, kilobytes: kilobytes, megabytes: megabytes };
+		};
+		
+		/**
+		 * Send async GET request.
+		 * @param {String} url
+		 * @param {function} callback
+		 */
+		var request = function( url, callback )
+		{
+			var request = new XMLHttpRequest();
+			request.onload = function() { callback( this.responseText ); };
+			request.open( "GET", url, true );
+			request.send();
+		};
+		
+		/**
+		 * Pad string with leading zeros.
+		 * @param {String} s The string to pad.
+		 * @param {Integer} n Minimum number of digits.
+		 * @returns {String} The padded string.
+		 */
+		var padstr = function( s, n )
+		{
+			var o = s.toString();
+			while ( o.length < n ) o = "0" + o;
+			
+			return o;
+		};
+		
+		/**
+		 * Merge object properties.
+		 * @param {Object} target Merged object properties will be written to this.
+		 * @param {Object} other The object to append to the target object.
+		 * @returns {Object} The modified target object.
+		 */
+		var merge = function( target, other )
+		{
+			return Object.assign( target, other );
+		};
+
+		// Public Interface
+		var iface =
+		{
+			isDefined: isDefined,
+			isString: isString,
+			replace: replace,
+			foreach: foreach,
+			template: template,
+			newlines: newlines,
+			create: create,
+			size: size,
+			request: request,
+			padstr: padstr,
+			merge: merge
+		};
+
+		return iface;
+	}
+)();