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Moodle JavaScript Cookbook by Alastair Hole

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Using IO to request a URI

In this recipe, we will use the YUI 3 module IO to retrieve the contents of a locally hosted text file. This will demonstrate how to use IO to make a simple HTTP GET request and display the response.

How to do it...

  1. In this example, we will use three files:
    • text.txt: A simple text file containing the data that we will retrieve.
    • text.php: A PHP file that sets up the Moodle environment and defines the elements we need:
    <?php require_once(dirname(__FILE__) . '/../config.php'); $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM)); $PAGE->set_url('/cook/text.php'); $PAGE->requires->js('/cook/text.js', true); echo $OUTPUT->header(); ?> <form> <textarea id="contents"></textarea> <br /> <input id="go" type="button" value="Get ...

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