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<?php
/**
* Save blog entity
*
* @package Blog
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
* @author Curverider Ltd
* @copyright Curverider Ltd 2008-2010
* @link http://elgg.org/
*/
elgg_make_sticky_form();
// edit or create a new entity
$guid = get_input('guid');
$user = get_loggedin_user();
$ajax = get_input('ajax');
// store errors to pass along
$error = FALSE;
$error_forward_url = $_SERVER['HTTP_REFERER'];
if ($guid) {
$entity = get_entity($guid);
if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
$blog = $entity;
} else {
register_error(elgg_echo('blog:error:post_not_found'));
forward(get_input('forward', $_SERVER['HTTP_REFERER']));
}
$success_forward_url = get_input('forward', $blog->getURL());
} else {
$blog = new ElggObject();
$blog->subtype = 'blog';
$success_forward_url = get_input('forward');
}
// set defaults and required values.
$values = array(
'title' => '',
'description' => '',
'status' => 'draft',
//'publish_date' => '',
'access_id' => ACCESS_DEFAULT,
'comments_on' => 'On',
'excerpt' => '',
'tags' => '',
'container_guid' => ''
);
$required = array('title', 'description');
foreach ($values as $name => $default) {
$values[$name] = get_input($name, $default);
}
// load from POST and do sanity and access checking
foreach ($values as $name => $default) {
$value = get_input($name, $default);
if (in_array($name, $required) && empty($value)) {
$error = elgg_echo("blog:error:missing:$name");
}
if ($error) {
break;
}
switch ($name) {
case 'tags':
if ($value) {
$values[$name] = string_to_tag_array($value);
} else {
unset ($values[$name]);
}
break;
case 'excerpt':
// restrict to 300 chars
if ($value) {
$value = substr(strip_tags($value), 0, 300);
} else {
$value = substr(strip_tags($values['description']), 0, 300);
}
$values[$name] = $value;
break;
case 'container_guid':
// this can't be empty.
if (!empty($value)) {
if (can_write_to_container($user->getGUID(), $value)) {
$values[$name] = $value;
} else {
$error = elgg_echo("blog:error:cannot_write_to_container");
}
} else {
unset($values[$name]);
}
break;
// don't try to set the guid
case 'guid':
unset($values['guid']);
break;
default:
$values[$name] = $value;
break;
}
}
// assign values to the entity, stopping on error.
if (!$error) {
foreach ($values as $name => $value) {
if (!$blog->$name = $value) {
$error = elgg_echo('blog:error:cannot_save');
break;
}
}
}
// only try to save base entity if no errors
if (!$error && !$blog->save()) {
$error = elgg_echo('blog:error:cannot_save');
}
// forward with success or failure
if ($ajax) {
if ($error) {
$json = array('success' => FALSE, 'message' => $error);
echo json_encode($json);
} else {
$msg = elgg_echo('blog:message:saved');
$json = array('success' => TRUE, 'message' => $msg, 'guid' => $blog->getGUID());
echo json_encode($json);
}
} else {
if ($error) {
register_error($error);
forward($error_forward_url);
} else {
system_message(elgg_echo('blog:message:saved'));
forward($success_forward_url);
}
}
|
