/**
* Implements the form() function as required by WordPress
* This is responsible for how the form in the WordPress admin looks
*/
function form($instance)
{
$defaults = array('title' => '', 'button_text' => 'Checkout with Instamojo', 'instamojo_offer' => '', 'button_style' => 'none');
$instance = wp_parse_args((array) $instance, $defaults);
$instamojo_credentials = get_option('instamojo_credentials');
if (!$instamojo_credentials['auth_token']) {
?>
<p>Please authenticate your account first.</p>
<?php
} else {
// Create Instamojo instance for interacting with API
$instamojo = new Instamojo(APPLICATION_ID);
$instamojo->setAuthToken($instamojo_credentials['auth_token']);
$offerObject = $instamojo->listAllOffers();
$offers = $offerObject['offers'];
?>
<p>
<label for="<?php
echo $this->get_field_id('title');
?>
">Widget Title:</label>
<input class="widefat" id="<?php
echo $this->get_field_id('title');
?>
"
name="<?php
echo $this->get_field_name('title');
?>
"
value="<?php
echo $instance['title'];
?>
" />
</p>
<p>
<label for="<?php
echo $this->get_field_id('button_text');
?>
">Button Text:</label>
<input class="widefat" id="<?php
echo $this->get_field_id('button_text');
?>
"
name="<?php
echo $this->get_field_name('button_text');
?>
"
value="<?php
echo $instance['button_text'];
?>
" />
</p>
<p>
<label for="<?php
echo $this->get_field_id('instamojo_offer');
?>
">Instamojo Offer:</label>
<select id="<?php
echo $this->get_field_id('instamojo_offer');
?>
" name="<?php
echo $this->get_field_name('instamojo_offer');
?>
">
<option value="none" <?php
if ($instance['instamojo_offer'] == '') {
echo 'selected="selected"';
}
?>
>None</option>
<?php
foreach ($offers as $offer) {
?>
<option value="<?php
echo $offer['slug'];
?>
" <?php
if ($instance['instamojo_offer'] == $offer['slug']) {
echo 'selected="selected"';
}
?>
><?php
echo $offer['title'];
?>
</option>
<?php
}
?>
</select>
</p>
<p>
<label for="<?php
echo $this->get_field_id('button_style');
?>
">Button Style</label>
<select id="<?php
echo $this->get_field_id('button_style');
?>
" name="<?php
echo $this->get_field_name('button_style');
?>
">
<option value="light" <?php
if ($instance['button_style'] == 'light') {
echo 'selected="selected"';
}
?>
>Light</option>
<option value="dark" <?php
if ($instance['button_style'] == 'dark') {
echo 'selected="selected"';
}
?>
>Dark</option>
<option value="flat" <?php
if ($instance['button_style'] == 'flat') {
echo 'selected="selected"';
}
?>
>Flat Light</option>
<option value="flat-dark" <?php
if ($instance['button_style'] == 'flat-dark') {
echo 'selected="selected"';
}
?>
>Flat Dark</option>
<option value="none" <?php
if ($instance['button_style'] == 'none') {
echo 'selected="selected"';
}
?>
>None</option>
</select>
</p>
<?php
}
}
/**
* Revoke Token
* @param string $auth_token Auth Token stored in options
*/
private function revoke_token($auth_token)
{
$instance = new Instamojo(APPLICATION_ID);
$instance->setAuthToken($auth_token);
$instance->deleteAuthToken();
delete_option('instamojo_credentials');
unset($instance);
}