Merge pull request openshift#19 from bparees/add_crud

update sample app to do crud ops
cthiel1 · Nov 3, 2014 · 0ac5f86 · 0ac5f86
2 parents 19b0cff + a2a73db
commit 0ac5f86
Show file tree

Hide file tree

Showing 5 changed files with 109 additions and 19 deletions.
diff --git a/app.rb b/app.rb
@@ -21,10 +21,41 @@
 end
 
 get '/' do
-  Timestamp.create(date: Time.now, text: "This is a message from a database query. The last insertion in the database was at")
-  "Hello World!\n"+
-  # ENV values are generated during template processing
-  # and then passed to the container when openshift launches it.
-  "All the environment variables are: #{ENV.map { |k,v| "#{k}=#{v}" }.join("\n")}]\n" +
-  "#{Timestamp.last().text} #{Timestamp.last().date}."
+  File.read('main.html')
+end
+
+get '/keys' do
+  a={}
+  KeyPair.all.each do |v|
+    a[v.key]=v.value
+  end
+  a.to_s
+end
+
+get '/keys/:id' do
+  if KeyPair.exists?(params[:id])
+    KeyPair.find(params[:id]).value
+  else
+    not_found "Key not found"
+  end
+end
+
+post '/keys/:id' do
+  if KeyPair.exists?(params[:id])
+    KeyPair.update(params['id'], value: params['value']) 
+    "Key updated"
+  else
+    KeyPair.create(key:params[:id],value:params['value']).save
+    "Key created"
+  end
+end
+
+delete '/keys/:id' do
+  if KeyPair.exists?(params[:id])
+    v=KeyPair.find(params[:id])
+    v.destroy
+    "Key deleted"
+  else
+    "Key not found"
+  end
 end
diff --git a/db/migrate/1414364400_create_timestamp.rb b/db/migrate/1414364400_create_timestamp.rb
diff --git a/db/migrate/20141102191902_create_key_pair.rb b/db/migrate/20141102191902_create_key_pair.rb
@@ -0,0 +1,12 @@
+class CreateKeyPair < ActiveRecord::Migration
+  def up
+    create_table :key_pairs,  :primary_key => :key do |t|
+        t.string :value
+    end
+    change_column :key_pairs, :key, :string
+  end
+
+  def down
+    drop_table :keypairs
+  end
+end
diff --git a/main.html b/main.html
@@ -0,0 +1,58 @@
+<html>
+<head>
+    <title>Hello from OpenShift v3!</title>
+</head>
+<body>
+    Welcome to an OpenShift v3 Demo App!
+
+
+<form name="myForm" onSubmit="return handleSubmit()">
+   Key: 
+   <input type="text" id="key" name="Key"/>
+   <input type="submit" id="get" name="action" value="Get"/>
+   <input type="submit" id="put" name="action"value="Put"/>
+   <input type="submit" id="delete" name="action" value="Delete"/>
+</form>
+   Value:  
+   <input type="text" id="value" name="value" value="">
+</body>
+
+<script type="text/javascript">
+function handleSubmit()
+      {
+
+
+        //document.getElementById("value").value="updated";
+        return false;
+      }
+
+document.getElementById('get').onclick = function() {
+    xmlHttp = new XMLHttpRequest();
+    xmlHttp.open( "GET", "http://"+window.location.hostname+":"+window.location.port+"/keys/"+document.getElementById("key").value, false );
+    xmlHttp.send( null );
+    document.getElementById("value").value=xmlHttp.responseText;
+}      
+
+document.getElementById('put').onclick = function() {
+    xmlHttp = new XMLHttpRequest();
+    xmlHttp.open( "POST", "http://"+window.location.hostname+":"+window.location.port+"/keys/"+document.getElementById("key").value, false );
+    var params = "value="+document.getElementById("value").value;
+
+    xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+    xmlHttp.setRequestHeader("Content-length", params.length);
+    xmlHttp.setRequestHeader("Connection", "close");
+
+    xmlHttp.send( params );
+    document.getElementById("value").value=xmlHttp.responseText;
+}      
+
+document.getElementById('delete').onclick = function() {
+    xmlHttp = new XMLHttpRequest();
+    xmlHttp.open( "DELETE", "http://"+window.location.hostname+":"+window.location.port+"/keys/"+document.getElementById("key").value, false );
+    xmlHttp.send( null );
+    document.getElementById("value").value="Key deleted";
+}      
+
+</script>
+
+</html>
diff --git a/models.rb b/models.rb
@@ -1,4 +1,5 @@
 require 'active_record'
 
-class Timestamp < ActiveRecord::Base
+class KeyPair < ActiveRecord::Base
+    self.primary_key='key'
 end