Hatena::Let Omikuji

by noromanba 2016-01-11 [2016/01/11 03:15:32]

Hatena::Let Fortune cookie

@@ -3,43 +3,51 @@
  * @description Hatena::Let Fortune cookie
  * @include http://let.hatelabo.jp/*
  * @license MIT License http://nrm.mit-license.org/2012
- * @require 
- * @see https://en.wikipedia.org/wiki/Omikuji
- * @see https://en.wikipedia.org/wiki/Fortune_cookie
+ * @require
  */
-// # NOTE
-// Ten.XHR() 2nd args like this { data: { 'Content-Type' : 'application/xml', 'Accept' : 'application/xml'} }
-// expected responseXML, but actual response: 'Content-Type:text/html; charset=utf-8'
-// http://liosk.blog103.fc2.com/blog-entry-34.html
+// TBD <at>require JSDeferred
+
+// Ten.XHR() 2nd args like this: { data: { 'Content-Type' : 'application/xml', 'Accept' : 'application/xml'} }
+// expected responseXML, but actual response is 'Content-Type:text/html; charset=utf-8'
 
 // TODO feedback indicator
 (function () {
-    if (location.hostname !== 'let.hatelabo.jp') location.href = '//let.hatelabo.jp';
+    if (location.hostname !== 'let.hatelabo.jp') {
+        location.href = 'http://let.hatelabo.jp';
+        return; // for Fx
+    }
 
-    new Ten.XHR('http://let.hatelabo.jp/', null, function(req) {
-        var countSelector = /<span\sclass=\"top-bookmarklet-count\">\s+(\d+)\sBookmarklets!\s+<\/span>/;
-        var total = countSelector.exec(req.responseText)[1] || [];
-        if (!total) return;
-        
-        oracle(total);
-    });
+    var random = function (max) {
+        return Math.floor(Math.random() * Number(max) + 1);
+    };
 
-    function oracle(counts) {
-        var offset = random(counts - 1);
-        // http://let.hatelabo.jp/?of= (0 origin paging)
-        new Ten.XHR('http://let.hatelabo.jp/?of=' + offset, null, function(req) {
-            var repoSelector = /<a\shref\="(\/[\w-]+\/let\/[\w-]+)"/g;
-            var repo, stack =[];
-            while ((repo = repoSelector.exec(req.responseText))) {
-                stack.push(repo[1]); // push captuerd group
+    // c.f. http://cho45.stfuawsc.com/jsdeferred/
+    //      http://cho45.stfuawsc.com/jsdeferred/doc/Deferred.html
+    var total;
+    Ten.Deferred.define();
+    //Ten.Deferred().
+    next(function () {
+        new Ten.XHR('http://let.hatelabo.jp/', null, function(req) {
+            var countSelector = /<span\sclass=\"top-bookmarklet-count\">\s+(\d+)\sBookmarklets!\s+<\/span>/;
+            total = (countSelector.exec(req.responseText) || [])[1];
+        });
+    }).wait(1). // FIXME omit wait(), assert 'total'
+    next(function () {
+        // http://let.hatelabo.jp/?of= (offset: 0 origin)
+        new Ten.XHR('http://let.hatelabo.jp/?of=' + random(total - 1), null, function(req) {
+            var codeSelector = /<a\shref\="(\/[\w-]+\/let\/[\w-]+)"/g;
+            var code, codes = [];
+            while ((code = codeSelector.exec(req.responseText))) {
+                codes.push(code[1]); // captured group, absolutely
             }
-            if (!stack || stack.length < 1) return;
+            if (codes.length < 1) return;
 
-            location.pathname = stack[random(stack.length - 1)];
+            location.pathname = codes[random(codes.length - 1)];
         });
-    }
-
-    function random(num) {
-        return Math.floor(Math.random() * Number(num) + 1);
-    }
+    }).
+    error(function (e) {
+        if (console && console.warn) {
+            console.warn('*error caught by Hatena::Let::Omikuji =>', e);
+        }
+    });
 })();

• /*
   * @title Hatena::Let::Omikuji
   * @description Hatena::Let Fortune cookie
   * @include http://let.hatelabo.jp/*
   * @license MIT License http://nrm.mit-license.org/2012
   * @require
   */
  // TBD <at>require JSDeferred
  
  // Ten.XHR() 2nd args like this: { data: { 'Content-Type' : 'application/xml', 'Accept' : 'application/xml'} }
  // expected responseXML, but actual response is 'Content-Type:text/html; charset=utf-8'
  
  // TODO feedback indicator
  (function () {
      if (location.hostname !== 'let.hatelabo.jp') {
          location.href = 'http://let.hatelabo.jp';
          return; // for Fx
      }
  
      var random = function (max) {
          return Math.floor(Math.random() * Number(max) + 1);
      };
  
      // c.f. http://cho45.stfuawsc.com/jsdeferred/
      //      http://cho45.stfuawsc.com/jsdeferred/doc/Deferred.html
      var total;
      Ten.Deferred.define();
      //Ten.Deferred().
      next(function () {
          new Ten.XHR('http://let.hatelabo.jp/', null, function(req) {
              var countSelector = /<span\sclass=\"top-bookmarklet-count\">\s+(\d+)\sBookmarklets!\s+<\/span>/;
              total = (countSelector.exec(req.responseText) || [])[1];
          });
      }).wait(1). // FIXME omit wait(), assert 'total'
      next(function () {
          // http://let.hatelabo.jp/?of= (offset: 0 origin)
          new Ten.XHR('http://let.hatelabo.jp/?of=' + random(total - 1), null, function(req) {
              var codeSelector = /<a\shref\="(\/[\w-]+\/let\/[\w-]+)"/g;
              var code, codes = [];
              while ((code = codeSelector.exec(req.responseText))) {
                  codes.push(code[1]); // captured group, absolutely
              }
              if (codes.length < 1) return;
  
              location.pathname = codes[random(codes.length - 1)];
          });
      }).
      error(function (e) {
          if (console && console.warn) {
              console.warn('*error caught by Hatena::Let::Omikuji =>', e);
          }
      });
  })();

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