/viewRadio3Linkblog.html
Created Nov 6, 2014
View a Radio3 user's links, in reverse-chronologic order
| <html> | |
| <head> | |
| <title>View Linkblog</title> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <link href="http://fargo.io/code/bootstrap.css" rel="stylesheet"> | |
| <script src="http://fargo.io/code/bootstrap.min.js"></script> | |
| <link rel="stylesheet" href="http://fargo.io/code/fontAwesome/css/font-awesome.min.css"/> | |
| <link href="http://fargo.io/code/ubuntuFont.css" rel="stylesheet" type="text/css"> | |
| <script src="http://fargo.io/code/jquery-1.9.1.min.js"></script> | |
| <script> | |
| //utility routines | |
| function dateYesterday (d) { | |
| return (new Date (new Date (d) - (24 * 60 * 60 * 1000))); | |
| } | |
| function dayGreaterThanOrEqual (d1, d2) { | |
| d1 = new Date (d1); | |
| d1.setHours (0); | |
| d1.setMinutes (0); | |
| d1.setSeconds (0); | |
| d2 = new Date (d2); | |
| d2.setHours (0); | |
| d2.setMinutes (0); | |
| d2.setSeconds (0); | |
| return (d1 >= d2); | |
| } | |
| function padWithZeros (num, ctplaces) { | |
| var s = num.toString (); | |
| while (s.length < ctplaces) { | |
| s = "0" + s; | |
| } | |
| return (s); | |
| } | |
| function filledString (ch, ct) { | |
| var s = ""; | |
| for (var i = 0; i < ct; i++) { | |
| s += ch; | |
| } | |
| return (s); | |
| } | |
| function trimLeading (s, ch) { | |
| while (s.charAt (0) === ch) { | |
| s = s.substr (1); | |
| } | |
| return (s); | |
| } | |
| function beginsWith (s, possibleBeginning, flUnicase) { | |
| if (s.length == 0) { //1/1/14 by DW | |
| return (false); | |
| } | |
| if (flUnicase == undefined) { | |
| flUnicase = true; | |
| } | |
| if (flUnicase) { | |
| for (var i = 0; i < possibleBeginning.length; i++) { | |
| if (stringLower (s [i]) != stringLower (possibleBeginning [i])) { | |
| return (false); | |
| } | |
| } | |
| } | |
| else { | |
| for (var i = 0; i < possibleBeginning.length; i++) { | |
| if (s [i] != possibleBeginning [i]) { | |
| return (false); | |
| } | |
| } | |
| } | |
| return (true); | |
| } | |
| function stringLower (s) { | |
| return (s.toLowerCase ()); | |
| } | |
| function stringDelete (s, ix, ct) { | |
| var start = ix - 1; | |
| var end = (ix + ct) - 1; | |
| var s1 = s.substr (0, start); | |
| var s2 = s.substr (end); | |
| return (s1 + s2); | |
| } | |
| function secondsSince (when) { | |
| var now = new Date (); | |
| when = new Date (when); | |
| return ((now - when) / 1000); | |
| } | |
| function urlSplitter (url) { | |
| var pattern = /^(?:([A-Za-z]+):)?(\/{0,3})([0-9.\-A-Za-z]+)(?::(\d+))?(?:\/([^?#]*))?(?:\?([^#]*))?(?:#(.*))?$/; | |
| var result = pattern.exec (url); | |
| if (result == null) { | |
| result = []; | |
| result [5] = url; | |
| } | |
| var splitUrl = { | |
| scheme: result [1], | |
| host: result [3], | |
| port: result [4], | |
| path: result [5], | |
| query: result [6], | |
| hash: result [7] | |
| }; | |
| return (splitUrl); | |
| } | |
| function readHttpFile (url, callback) { | |
| var jxhr = $.ajax ({ | |
| url: url, | |
| dataType: "text" , | |
| timeout: 30000 | |
| }) | |
| .success (function (data, status) { | |
| callback (data); | |
| }) | |
| .error (function (status) { | |
| console.log ("readHttpFile: url == " + url + ", error == " + status.statusText + "."); | |
| callback (undefined); | |
| }); | |
| } | |
| function getDatePath (theDate, flLastSeparator) { | |
| if (theDate == undefined) { | |
| theDate = new Date (); | |
| } | |
| else { | |
| theDate = new Date (theDate); //8/12/14 by DW -- make sure it's a date type | |
| } | |
| if (flLastSeparator == undefined) { | |
| flLastSeparator = true; | |
| } | |
| var month = padWithZeros (theDate.getMonth () + 1, 2); | |
| var day = padWithZeros (theDate.getDate (), 2); | |
| var year = theDate.getFullYear (); | |
| if (flLastSeparator) { | |
| return (year + "/" + month + "/" + day + "/"); | |
| } | |
| else { | |
| return (year + "/" + month + "/" + day); | |
| } | |
| } | |
| function viewLinkblog (idDiv, twitterScreenname, whenLinkblogStart, baseUrl, callback) { | |
| var ctDaysOnPage = 25, daysTable; | |
| function loadOneDay (theDay, callback) { | |
| var urlFolder = baseUrl + twitterScreenname + "/"; | |
| var url = urlFolder + getDatePath (theDay) + "history.json", whenReadStart = new Date (); | |
| console.log ("loadOneDay: " + theDay); | |
| readHttpFile (url, function (jsontext) { | |
| if (callback != undefined) { | |
| try { | |
| var jstruct = JSON.parse (jsontext); | |
| callback (jstruct); | |
| } | |
| catch (err) { | |
| callback (); | |
| } | |
| } | |
| }); | |
| } | |
| function loadDaysTable (callback) { | |
| var whenBlogStart = dateYesterday (whenLinkblogStart), whenstart = new Date (); | |
| function loadOne (theDay) { | |
| loadOneDay (theDay, function (jstruct) { | |
| var yesterday = dateYesterday (theDay); | |
| if (jstruct != undefined) { | |
| daysTable.unshift ({ | |
| when: theDay, | |
| jstruct: jstruct | |
| }); | |
| } | |
| if ((daysTable.length < ctDaysOnPage) && (dayGreaterThanOrEqual (yesterday, whenBlogStart))) { | |
| loadOne (yesterday); | |
| } | |
| else { | |
| if (callback != undefined) { //10/24/14 by DW | |
| callback (); | |
| } | |
| console.log ("loadDaysTable: " + secondsSince (whenstart) + " secs."); | |
| } | |
| }); | |
| } | |
| daysTable = new Array (); | |
| loadOne (new Date ()); | |
| } | |
| function addDay (jstruct) { | |
| var htmltext = "", indentlevel = 0; | |
| var datestring = new Date (jstruct.when).toLocaleDateString (); | |
| function add (s) { | |
| htmltext += filledString ("\t", indentlevel) + s + "\n"; | |
| } | |
| add ("<div class=\"divLinkblogDayTitle\">" + datestring + "</div>"); | |
| add ("<div class=\"divLinkblogDay\">"); indentlevel++; | |
| for (var i = 0; i < jstruct.dayHistory.length; i++) { | |
| try { | |
| var item = jstruct.dayHistory [i], linktext = "", icon = ""; | |
| //set linktext, icon | |
| if ((item.link != undefined) && (item.link.length > 0)) { | |
| var splitUrl = urlSplitter (trimLeading (item.link, " ")); //10/15/14 by DW -- remove leading blanks | |
| var host = splitUrl.host; | |
| if (beginsWith (host, "www.")) { | |
| host = stringDelete (host, 1, 4); | |
| } | |
| linktext = " <a class=\"aHost\" href=\"" + item.link + "\" target=\"blank\">" + host + "</a>"; | |
| } | |
| add ("<p>" + icon + item.text + linktext + "</p>"); | |
| } | |
| catch (error) { | |
| console.log ("appendDay: error == " + error + " while adding item == " + item.text); | |
| } | |
| } | |
| add ("</div>"); indentlevel--; | |
| $("#idLinkblogDays").append (htmltext); | |
| } | |
| loadDaysTable (function () { | |
| $("#idLinkblogDays").html (""); | |
| for (var i = daysTable.length - 1; i >= 0; i--) { | |
| addDay (daysTable [i].jstruct); | |
| } | |
| }); | |
| } | |
| function startup () { | |
| viewLinkblog ("idLinkblogDays", "davewiner", new Date ("9/1/2014"), "http://radio3.io/users/", function () { | |
| }); | |
| } | |
| </script> | |
| <style> | |
| body { | |
| font-family: Ubuntu; | |
| font-size: 18px; | |
| background-color: whitesmoke; | |
| } | |
| .divPageBody { | |
| width: 50%; | |
| margin-top: 80px; | |
| margin-bottom: 400px; | |
| margin-left: auto; | |
| margin-right: auto; | |
| } | |
| .divLinkblogDayTitle { | |
| font-family: "Ubuntu"; | |
| font-size: 22px; | |
| font-weight: bold; | |
| margin-bottom: 10px; | |
| } | |
| .divLinkblogDay { | |
| font-family: "Ubuntu"; | |
| font-size: 16px; | |
| margin-bottom: 40px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="divPageBody"> | |
| <div id="idLinkblogDays"> | |
| </div> | |
| </div> | |
| <script> | |
| $(document).ready (function () { | |
| startup (); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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