/**
* Delete the resource link share key from the database
*
* @param LTI_Resource_Link_Share_Key $share_key
* @return bool
*/
public function Resource_Link_Share_Key_delete($share_key)
{
$id = $share_key->getId();
$sql = 'DELETE FROM ' . $this->dbTableNamePrefix . LTI_Data_Connector::RESOURCE_LINK_SHARE_KEY_TABLE_NAME . ' WHERE share_key_id = :id';
$query = $this->db->prepare($sql);
$query->bindValue('id', $id, PDO::PARAM_STR);
$ok = $query->execute();
if ($ok) {
$share_key->initialise();
}
return $ok;
}
/**
* Class constructor.
*
* @param LTI_Resource_Link $resource_link Resource_Link object
* @param string $id Value of share key (optional, default is null)
*/
public function __construct($resource_link, $id = NULL)
{
parent::__construct($resource_link, $id);
$this->primary_context_id =& $this->primary_resource_link_id;
}
function lti_create_share_key()
{
global $wpdb, $current_user;
// Get the context
$consumer = new LTI_Tool_Consumer($_SESSION[LTI_SESSION_PREFIX . 'key'], array($wpdb->base_prefix));
$resource = new LTI_Resource_Link($consumer, $_SESSION[LTI_SESSION_PREFIX . 'resourceid']);
if (!empty($_POST['email'])) {
$share_key = new LTI_Resource_Link_Share_Key($resource);
if (isset($_POST['life'])) {
$share_key->life = $_POST['life'];
}
if (isset($_POST['enabled'])) {
$_POST['enabled'] ? $share_key->auto_approve = TRUE : ($share_key->auto_approve = FALSE);
}
$share_key->save();
wp_get_current_user();
$senttext = __('Instructor: ', 'lti-text') . '<b>' . $current_user->display_name . '</b>' . __(' has shared', 'lti-text') . '<br /><br />' . __('Blog Name: ', 'lti-text') . '<b>' . get_bloginfo('name') . '</b>' . __(' with your module. To link up with this Blog:', 'lti-text') . '<br /><br />' . sprintf(__('Place this key (%s) in the custom parameters of the link to WordPress in your course as:', 'lti-text'), $share_key->getId()) . '<br /><br />' . sprintf(__('share_key=%s', 'lti-text'), $share_key->getId());
// Write friendly times
if ($_POST['life'] <= 12) {
$time = sprintf(_n('%s hour', '%s hours', $_POST['life'], 'lti-text'), $_POST['life']);
}
if ($_POST['life'] >= 24 && $_POST['life'] <= 144) {
$days = intval($_POST['life'] / 24);
$time = sprintf(_n('%s day', '%s days', $days, 'lti-text'), $days);
}
if ($_POST['life'] == 168) {
$time = '1 week';
}
if ($share_key->auto_approve) {
$senttext .= '<br /><br />' . sprintf(__('The share key must be activated within %s.', 'lti-text'), $time);
} else {
$senttext .= '<br /><br />' . sprintf(__('The share key must be activated within %s and will only work after then being approved by an administrator of the site being shared.', 'lti-text'), $time);
}
// Send text/html
$headers = 'Content-Type: text/html; charset=UTF-8';
if (wp_mail($_POST['email'], 'WordPress Share Key', $senttext, $headers)) {
echo '<div class="wrap"><h2>' . __('Share this Site', 'lti-text') . '</h2>';
echo '<p>' . sprintf(__('The text below has been emailed to %s', 'lti-text'), $_POST['email']) . '</p>';
echo '<p1>' . $senttext . '</p1></div>';
} else {
echo '<div class="wrap"><h2>' . __('Share this Site', 'lti-text') . '</h2>';
echo '<p>' . $senttext . '</p></div>';
}
} else {
?>
<h2><?php
_e('Add Share Key', 'lti-text');
?>
</h2>
<p><?php
_e('You may share this site with users using other LTI links into WordPress. These might be:', 'lti-text');
?>
</p>
<ul style="list-style-type: disc; margin-left: 15px; padding-left: 15px;">
<li><?php
_e('other links from within the same course/module', 'lti-text');
?>
</li>
<li><?php
_e('links from other course/modules in the same VLE/LMS', 'lti-text');
?>
</li>
<li><?php
_e('links from a different VLE/LMS within your institution or outside', 'lti-text');
?>
</li>
</ul>
<p><?php
_e('To invite another link to share this site:', 'lti-text');
?>
</p>
<ul style="list-style-type: disc; margin-left: 15px; padding-left: 15px;">
<li><?php
_e('use the button below to generate a new share key (you may choose to pre-approve
the share or leave it to be approved once the key has been activated)', 'lti-text');
?>
</li>
<li><?php
_e('send the share key to an instructor for the other link', 'lti-text');
?>
</li>
</ul>
<?php
if (lti_get_scope($_SESSION[LTI_SESSION_PREFIX . 'key']) == 0) {
echo '<p><strong>' . __('The username format of this tool consumer is set to global and it is NOT recommended to share your site when user accounts are being created using this option.', 'lti-text') . '</strong></p>';
}
?>
<form method="post" action="<?php
get_admin_url();
?>
admin.php?page=lti_create_share_key">
<table class="form-table">
<tbody>
<tr class="form-required">
<th scope="row">
<?php
_e('Life', 'lti-text');
?>
<span class="description"><?php
_e('(required)', 'lti-text');
?>
</span>
</th>
<td>
<select name="life">
<option value="1">1 <?php
_e('hour', 'lti-text');
?>
</option>
<option value="2">2 <?php
_e('hours', 'lti-text');
?>
</option>
<option value="12">12 <?php
_e('hours', 'lti-text');
?>
</option>
<option value="24">1 <?php
_e('day', 'lti-text');
?>
</option>
<option value="48">2 <?php
_e('days', 'lti-text');
?>
</option>
<option value="72">3 <?php
_e('days', 'lti-text');
?>
</option>
<option value="96">4 <?php
_e('days', 'lti-text');
?>
</option>
<option value="120">5 <?php
_e('days', 'lti-text');
?>
</option>
<option value="144">6 <?php
_e('days', 'lti-text');
?>
</option>
<option value="168">1 <?php
_e('week', 'lti-text');
?>
</option>
</select>
</td>
</tr>
<tr>
<th scope="row">
<?php
_e('Enabled', 'lti-text');
?>
</th>
<td>
<fieldset>
<legend class="screen-reader-text">
<span><?php
_e('Enabled', 'lti-text');
?>
</span>
</legend>
<label for="enabled">
<input name="enabled" type="checkbox" id="enabled" value="true" />
<?php
_e('Automatically allow requests from this share without further approval', 'lti-text');
?>
</label>
</fieldset>
</td>
</tr>
<tr class="form-field form-required">
<th scope="row">
<label for="email">
<?php
_e('Enter the email address for the sharing recipient:', 'lti-text');
?>
<span class="description"><?php
_e('(required)', 'lti-text');
?>
</span>
</label>
</th>
<td>
<input id="email" type="text" aria-required="true" value="" name="email">
</td>
</tr>
</tbody>
</table>
<input type="hidden" name="action" value="continue" />
<p class="submit">
<input id="share" class="button-primary" type="submit" value="<?php
_e('Add Share Key', 'lti-text');
?>
" name="sharekey">
</p>
</form>
<?php
}
}
