/**
* Get related blogs to this blog
*
* @param ElggBlog $entity the blog to relate to
* @param int $limit number of blogs to return
*
* @return false|ElggBlog[]
*/
function blog_tools_get_related_blogs(ElggBlog $entity, $limit = 4)
{
$limit = sanitise_int($limit, false);
if (!$entity instanceof ElggBlog) {
return false;
}
// transform to values
$tag_values = $entity->tags;
if (empty($tag_values)) {
return false;
}
if (!is_array($tag_values)) {
$tag_values = [$tag_values];
}
// find blogs with these metadatavalues
$options = ['type' => 'object', 'subtype' => 'blog', 'metadata_name' => 'tags', 'metadata_values' => $tag_values, 'wheres' => ["(e.guid <> {$entity->getGUID()})"], 'group_by' => 'e.guid', 'order_by' => 'count(msn.id) DESC', 'limit' => $limit];
return elgg_get_entities_from_metadata($options);
}
/**
* Pull together blog variables for the save form
*
* @param ElggBlog $post
* @param ElggAnnotation $revision
* @return array
*/
function blog_prepare_form_vars($post = NULL, $revision = NULL)
{
// input names => defaults
$values = array('title' => NULL, 'description' => NULL, 'status' => 'published', 'access_id' => ACCESS_DEFAULT, 'comments_on' => 'On', 'excerpt' => NULL, 'tags' => NULL, 'container_guid' => NULL, 'guid' => NULL, 'draft_warning' => '');
if ($post) {
foreach (array_keys($values) as $field) {
if (isset($post->{$field})) {
$values[$field] = $post->{$field};
}
}
}
if (elgg_is_sticky_form('blog')) {
$sticky_values = elgg_get_sticky_values('blog');
foreach ($sticky_values as $key => $value) {
$values[$key] = $value;
}
}
elgg_clear_sticky_form('blog');
if (!$post) {
return $values;
}
// load the revision annotation if requested
if ($revision instanceof ElggAnnotation && $revision->entity_guid == $post->getGUID()) {
$values['revision'] = $revision;
$values['description'] = $revision->value;
}
// display a notice if there's an autosaved annotation
// and we're not editing it.
if ($auto_save_annotations = $post->getAnnotations('blog_auto_save', 1)) {
$auto_save = $auto_save_annotations[0];
} else {
$auto_save == FALSE;
}
if ($auto_save && $auto_save->id != $revision->id) {
$values['draft_warning'] = elgg_echo('blog:messages:warning:draft');
}
return $values;
}
$user = elgg_get_logged_in_user_entity();
// edit or create a new entity
$guid = get_input('guid');
if ($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', REFERER));
}
// save some data for revisions once we save the new edit
$revision_text = $blog->description;
$new_post = $blog->new_post;
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
$new_post = TRUE;
}
// set the previous status for the hooks to update the time_created and river entries
$old_status = $blog->status;
// set defaults and required values.
$values = array('title' => '', 'description' => '', 'status' => 'draft', 'access_id' => ACCESS_DEFAULT, 'comments_on' => 'On', 'excerpt' => '', 'tags' => '', 'container_guid' => (int) get_input('container_guid'));
// fail if a required entity isn't set
$required = array('title', 'description');
// load from POST and do sanity and access checking
foreach ($values as $name => $default) {
if ($name === 'title') {
$value = htmlspecialchars(get_input('title', $default, false), ENT_QUOTES, 'UTF-8');
} else {
$value = get_input($name, $default);
$user = elgg_get_logged_in_user_entity();
// edit or create a new entity
$guid = get_input('guid');
if ($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', REFERER));
}
// save some data for revisions once we save the new edit
$revision_text = $blog->description;
$new_post = $blog->new_post;
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
$new_post = TRUE;
}
// set the previous status for the hooks to update the time_created and river entries
$old_status = $blog->status;
// set defaults and required values.
$values = array('title' => '', 'description' => '', 'status' => 'draft', 'access_id' => ACCESS_DEFAULT, 'comments_on' => 'On', 'excerpt' => '', 'tags' => '', 'container_guid' => (int) get_input('container_guid'));
// fail if a required entity isn't set
$required = array('title', 'description');
// load from POST and do sanity and access checking
foreach ($values as $name => $default) {
$value = get_input($name, $default);
if (in_array($name, $required) && empty($value)) {
$error = elgg_echo("blog:error:missing:{$name}");
}
$user = elgg_get_logged_in_user_entity();
// edit or create a new entity
$guid = get_input('guid');
if ($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', REFERER));
}
// save some data for revisions once we save the new edit
$revision_text = $blog->description;
$new_post = $blog->new_post;
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
$new_post = TRUE;
}
// set the previous status for the hooks to update the time_created and river entries
$old_status = $blog->status;
// set defaults and required values.
$values = array('title' => '', 'description' => '', 'status' => 'draft', 'access_id' => ACCESS_DEFAULT, 'comments_on' => 'On', 'excerpt' => '', 'tags' => '', 'container_guid' => (int) get_input('container_guid'));
// fail if a required entity isn't set
$required = array('title', 'description');
// load from POST and do sanity and access checking
foreach ($values as $name => $default) {
if ($name === 'title') {
$value = htmlspecialchars(get_input('title', $default, false), ENT_QUOTES, 'UTF-8');
} else {
$value = get_input($name, $default);
$count = (int) get_input('count');
$locale = elgg_get_plugin_setting('locale', 'hypeFaker', 'en_US');
$faker = Factory::create($locale);
$statuses = array('unsaved_draft', 'draft', 'published');
for ($i = 0; $i < $count; $i++) {
$users = elgg_get_entities_from_metadata(array('types' => 'user', 'limit' => 1, 'order_by' => 'RAND()', 'metadata_names' => '__faker'));
$owner = $users[0];
$containers = array($owner);
$groups = $owner->getGroups(array(), 100);
if ($groups) {
$containers = array_merge($containers, $groups);
}
foreach ($containers as $container) {
elgg_set_page_owner_guid($container->guid);
$access_array = get_write_access_array($owner->guid);
$blog = new ElggBlog();
$blog->owner_guid = $owner->guid;
$blog->container_guid = $container->guid;
$blog->status = $statuses[array_rand($statuses, 1)];
$access = array_rand($access_array, 1);
if ($blog->status == 'unsaved_draft' || $blog->status == 'draft') {
$blog->access_id = ACCESS_PRIVATE;
$blog->future_access = $access;
} else {
$blog->access_id = $access;
}
$blog->title = $faker->sentence(6);
$blog->description = $faker->text(500);
$blog->excerpt = $faker->sentence(12);
$blog->tags = $faker->words(5);
//$blog->new_post = TRUE;
// because get_input() doesn't use the default if the input is ''
if (empty($excerpt)) {
$excerpt = $description;
}
// store errors to pass along
$error = FALSE;
if ($title && $description) {
if ($guid) {
$entity = get_entity($guid);
if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
$blog = $entity;
} else {
$error = elgg_echo('blog:error:post_not_found');
}
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
// force draft and private for autosaves.
$blog->status = 'unsaved_draft';
$blog->access_id = ACCESS_PRIVATE;
$blog->title = $title;
$blog->description = $description;
$blog->excerpt = elgg_get_excerpt($excerpt);
// mark this as a brand new post so we can work out the
// river / revision logic in the real save action.
$blog->new_post = TRUE;
if (!$blog->save()) {
$error = elgg_echo('blog:error:cannot_save');
}
}
// creat draft annotation
// because get_input() doesn't use the default if the input is ''
if (empty($excerpt)) {
$excerpt = $description;
}
// store errors to pass along
$error = FALSE;
if ($title && $description) {
if ($guid) {
$entity = get_entity($guid);
if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
$blog = $entity;
} else {
$error = elgg_echo('blog:error:post_not_found');
}
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
// force draft and private for autosaves.
$blog->status = 'unsaved_draft';
$blog->access_id = ACCESS_PRIVATE;
$blog->title = $title;
$blog->description = $description;
$blog->excerpt = elgg_get_excerpt($excerpt);
// mark this as a brand new post so we can work out the
// river / revision logic in the real save action.
$blog->new_post = TRUE;
if (!$blog->save()) {
$error = elgg_echo('blog:error:cannot_save');
}
}
// creat draft annotation
$user = elgg_get_logged_in_user_entity();
// edit or create a new entity
$guid = get_input('guid');
if ($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', REFERER));
}
// save some data for revisions once we save the new edit
$revision_text = $blog->description;
$new_post = $blog->new_post;
} else {
$blog = new ElggBlog();
$blog->subtype = 'blog';
$new_post = TRUE;
}
// set the previous status for the hooks to update the time_created and river entries
$old_status = $blog->status;
// set defaults and required values.
$values = array('title' => '', 'description' => '', 'status' => 'draft', 'access_id' => ACCESS_DEFAULT, 'comments_on' => 'On', 'excerpt' => '', 'tags' => '', 'container_guid' => (int) get_input('container_guid'));
// fail if a required entity isn't set
$required = array('title', 'description');
// load from POST and do sanity and access checking
foreach ($values as $name => $default) {
$value = get_input($name, $default);
//kasper -added in to allow blog posts for non logged in users to work from the widget
if ($name == "container_guid" && $value == 1) {
$value = $user->getGUID();
/**
* Web service for making a blog post
*
* @param string $title the title of blog
* @param $body
* @param $comment_status
* @param string $access Access level of blog
*
* @param $status
* @param $username
* @param string $tags tags for blog
* @param string $excerpt the excerpt of blog
* @return bool
* @throws InvalidParameterException
* @internal param $description
* @internal param $container_guid
* @internal param string $text the content of blog
* @internal param string $username username of author
*/
function blog_save_post($title, $body, $comment_status, $access, $status, $username, $tags, $excerpt)
{
if (!$username) {
$user = elgg_get_logged_in_user_entity();
} else {
$user = get_user_by_username($username);
if (!$user) {
throw new InvalidParameterException('registration:usernamenotvalid');
}
}
if ($access == 'ACCESS_FRIENDS') {
$access_id = -2;
} elseif ($access == 'ACCESS_PRIVATE') {
$access_id = 0;
} elseif ($access == 'ACCESS_LOGGED_IN') {
$access_id = 1;
} elseif ($access == 'ACCESS_PUBLIC') {
$access_id = 2;
} else {
$access_id = -2;
}
$blog = new ElggBlog();
$blog->subtype = "blog";
$blog->owner_guid = $user->guid;
$blog->container_guid = $user->guid;
$blog->access_id = $access_id;
$blog->description = $body;
$blog->title = elgg_substr(strip_tags($title), 0, 140);
$blog->status = $status;
$blog->comments_on = $comment_status;
$blog->excerpt = strip_tags($excerpt);
$blog->tags = string_to_tag_array($tags);
$guid = $blog->save();
$newStatus = $blog->status;
if ($guid > 0 && $newStatus == 'published') {
elgg_create_river_item(array('view' => 'river/object/blog/create', 'action_type' => 'create', 'subject_guid' => $blog->owner_guid, 'object_guid' => $blog->getGUID()));
elgg_trigger_event('publish', 'object', $blog);
if ($guid) {
$blog->time_created = time();
$blog->save();
}
$return['guid'] = $guid;
$return['message'] = $newStatus;
} else {
$return['guid'] = $guid;
$return['message'] = $status;
}
return $return;
}