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openreferral.admin.inc
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openreferral.admin.inc
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<?php
/**
* Callback for menu admin/config/services/openreferral.
*/
function openreferral_settings_form() {
$form['openreferral_base'] = array(
'#type' => 'textfield',
'#title' => t('Open Referral API Base URL'),
'#default_value' => variable_get('openreferral_base_url', ''),
);
$form['openreferral_api_key'] = array(
'#type' => 'textfield',
'#title' => t('Open Referral API Key'),
'#default_value' => variable_get('openreferral_api_key', ''),
);
$host = $_SERVER['REQUEST_SCHEME'] . '://' . $_SERVER['HTTP_HOST'];
$instruction = <<<TXT
<div class="well">
Follow these steps to enable <a href="http://docs.openreferral.org/en/1.1/reference">Open Referral</a>
<ol>
<li>
Build airtable data.<br>
See <a href="https://airtable.com/shrorZeLSK0jAcKzt">sample data</a><br>
</li>
<li>
Three tables will be exposed along with datapackage.json.<br>
- {$host}/openreferral/datapackage.json<br>
- {$host}/openreferral/organizations.csv<br>
- {$host}/openreferral/phones.csv<br>
- {$host}/openreferral/postal_addresses.csv
</li>
<li>
Enter your Airtable's API base URL. The URL looks like,<br>
https://api.airtable.com/v0/appwGOAzGx8vVPKDi
</li>
<li>
Enter API key obtained from Airtable.
</li>
</ol>
<p>Note that fetching airtable data can take as long as 30 seconds. Once cached, it will be quick.</p>
</div>
TXT;
$form['instruction'] = array(
'#markup' => $instruction
);
$form['actions']['submit'] = array(
'#type' => 'submit',
'#value' => 'Save settings',
);
$form['actions']['test'] = array(
'#type' => 'submit',
'#value' => 'Test connection',
'#submit' => array('openreferral_settings_form_test'),
);
$form['actions']['purge_cache'] = array(
'#type' => 'submit',
'#value' => 'Purge cache',
'#submit' => array('openreferral_settings_form_purge_cache'),
);
return $form;
}
/**
* Validate handler for openreferral_settings_form().
*/
function openreferral_settings_form_validate($form, $form_state) {
$values = $form_state['values'];
if (strpos($values['openreferral_base'], 'api.airtable.com') === FALSE) {
form_set_error('openreferral_base', 'The API base URL is not correct.');
}
if (!$values['openreferral_api_key']) {
form_set_error('openreferral_api_key', 'API Key is missing');
}
}
/**
* Submit handler for openreferral_settings_form().
*/
function openreferral_settings_form_submit($form, $form_state) {
$values = $form_state['values'];
variable_set('openreferral_base_url', $values['openreferral_base']);
variable_set('openreferral_api_key', $values['openreferral_api_key']);
drupal_set_message('Settings saved successfully.');
}
function openreferral_settings_form_test($form, $form_state) {
$api_key = variable_get('openreferral_api_key', '');
$or_base_url = variable_get('openreferral_base_url', '');
if (!$api_key) {
form_set_error('', 'API key missing.');
}
if (!$or_base_url) {
form_set_error('', 'Open Referral API Base URL missing.');
}
if ($api_key and $or_base_url) {
$airtable = drupal_http_request($or_base_url . "/organizations", array('headers' => array('Authorization' => 'Bearer ' . $api_key)));
if ($airtable->code == 200 and $airtable->status_message == 'OK') {
drupal_set_message('Test run successfully.');
}
else {
form_set_error('', 'Connection failed.');
}
}
}
function openreferral_settings_form_purge_cache($form, $form_state) {
variable_del('openreferral_cache');
$pages = array('datapackage.json', 'organizations.csv', 'phones.csv', 'postal_addresses.csv');
foreach ($pages as $page) {
$url = url("openreferral/$page", array('absolute' => TRUE));
cache_clear_all($url, 'cache_page');
}
drupal_set_message('Purged Open Referral cache successfully. When you make changes to airtable, purge cache to fetch the latest data.');
}