App Inventor (TinyWebDB) Web Database Service

出席管理システム・プロトタイプ

Attend Managment System Prototype

App Inventorで学生証のRFIDに反応し、学籍番号をTinyWebDBに記録する方法。

tinywebdb-php

a TinyWebDB implementation based on PHP and textfile. No database is required.

This is a web service for use with App Inventor for Android / iOS and other light web service. This particular service stores and retrieves tag-value pairs using the protocol necessary to communicate with the TinyWebDB component of an App Inventor app.

TinyWebDB Protocol:

Action	URL	Post Parameters	Response
Get Value	{ServiceURL}/getvalue	tag	JSON: ["VALUE","{tag}", {value}]
Store A Value	{ServiceURL}/storeavalue	tag,value	JSON: ["STORED", "{tag}", {value}]

Fertures:

• TinyWebDB API
  • handle storevalue request, then save to a textfile.
  • handle getvalue request and return content from the textfile.
• Test Form:
  • send storevalue request
  • send getvalue request
• Tag View
  • List all tags
  • The tags link to getvalue API
• Log tail viewer
  • Daily log file
  • last 20 lines view

Install

1. create an Apache virtual host
2. Enable .htaccess. (set AllowOverride to All)
3. clone all files to virture host root.