Add support for gists

src/js/spider.js

@@ -324,54 +324,7 @@
   spcompButton.onclick = spcompSetup;
   amxxpcButton.onclick = amxxpcSetup;
 
-  if (location.hash.match(/^#\d+$/)) {
-    for (var i = localStorage.length - 1; i >= 0; --i) {
-      var key = localStorage.key(i);
-
-      if (key.match(/^\//)) {
-        delete localStorage[key];
-      }
-    }
-
-    template = 'Loading...';
-    compileButton.disabled = true;
-
-    var xhr = new XMLHttpRequest();
-    xhr.onload = function() {
-      var type = this.getResponseHeader('Content-Type');
-
-      if (type == 'application/json') {
-        input.setValue(JSON.parse(this.responseText).error, -1);
-        return;
-      }
-
-      input.setValue(this.responseText, -1);
-      localStorage['input-file'] = this.responseText;
-
-      var filename = this.getResponseHeader('Content-Disposition');
-      if (filename) {
-        filename = filename.match(/filename="([^"]*)"/);
-        if (filename) {
-          filename = filename[1];
-
-          if (filename.match(/\.sp$/)) {
-            spcompSetup();
-            outputFile = filename.replace(/\.sp$/, '.smx');
-            compile();
-          } else if (filename.match(/\.sma$/)) {
-            amxxpcSetup();
-            outputFile = filename.replace(/\.sma$/, '.amxx');
-            compile();
-          }
-        }
-      }
-
-      compileButton.disabled = false;
-    }
-
-    xhr.open('GET', 'https://users.alliedmods.net/~asherkin/attachment.php?id=' + location.hash.slice(1), true);
-    xhr.send();
-  }
+  handleHashChange();
 
   var savedText = localStorage['input-file'];
   var savedIncludes = [];
@@ -774,4 +727,118 @@
       compileButton.onclick();
     }
   });
+
+  window.onhashchange = handleHashChange;
+
+  function handleHashChange() {
+    // alliedmodders attachment match
+    if (location.hash.match(/^#\d+$/)) {
+      for (var i = localStorage.length - 1; i >= 0; --i) {
+        var key = localStorage.key(i);
+
+        if (key.match(/^\//)) {
+          delete localStorage[key];
+        }
+      }
+
+      template = 'Loading...';
+      compileButton.disabled = true;
+
+      var xhr = new XMLHttpRequest();
+      xhr.onload = function() {
+        var type = this.getResponseHeader('Content-Type');
+
+        if (type == 'application/json') {
+          input.setValue(JSON.parse(this.responseText).error, -1);
+          return;
+        }
+
+        input.setValue(this.responseText, -1);
+        localStorage['input-file'] = this.responseText;
+
+        var filename = this.getResponseHeader('Content-Disposition');
+        if (filename) {
+          filename = filename.match(/filename="([^"]*)"/);
+          if (filename) {
+            filename = filename[1];
+
+            output.textContent = '';
+            if (filename.match(/\.sp$/)) {
+              spcompSetup();
+              outputFile = filename.replace(/\.sp$/, '.smx');
+              compile();
+            } else if (filename.match(/\.sma$/)) {
+              amxxpcSetup();
+              outputFile = filename.replace(/\.sma$/, '.amxx');
+              compile();
+            }
+          }
+        }
+
+        compileButton.disabled = false;
+      };
+
+      xhr.open('GET', 'https://users.alliedmods.net/~asherkin/attachment.php?id=' + location.hash.slice(1), true);
+      xhr.send();
+    }
+
+    // gists match
+    var match = /^#gist\/([0-9a-f]+)$/.exec(location.hash);
+    if (match) {
+      for (var i = localStorage.length - 1; i >= 0; --i) {
+        var key = localStorage.key(i);
+
+        if (key.match(/^\//)) {
+          delete localStorage[key];
+        }
+      }
+
+      template = 'Loading...';
+      compileButton.disabled = true;
+
+      var xhr = new XMLHttpRequest();
+      xhr.onload = function() {
+        var data = JSON.parse(this.responseText);
+        if (this.status !== 200) {
+          input.setValue(data['message'], -1);
+          return;
+        }
+
+        // get the first gist sp/sma file
+        var file;
+        for (var key in data['files']) {
+          var filename = data['files'][key]['filename'];
+          if (filename.endsWith('.sp') || filename.endsWith('.sma')) {
+            file = data['files'][key];
+            break;
+          }
+        }
+
+        if (!file) {
+          input.setValue('No SourcePawn file matched in the gists', -1);
+          return;
+        }
+
+        input.setValue(file['content'], -1);
+        localStorage['input-file'] = file['content'];
+
+        var filename = file['filename'];
+
+        output.textContent = '';
+        if (filename.endsWith('.sp')) {
+          spcompSetup();
+          outputFile = filename.replace('/\.sp$/', '.smx');
+          compile();
+        } else if (filename.endsWith('.sma')) {
+          amxxpcSetup();
+          outputFile = filename.replace('/\.sp$/', '.smx');
+          compile();
+        }
+        compileButton.disabled = false;
+      };
+
+      xhr.open('GET', 'https://api.github.com/gists/' + match[1], true);
+      xhr.send();
+    }
+  }
 })();