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<?php |
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/** |
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* Blog helper functions |
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* |
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* @package Blog |
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*/ |
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/** |
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* Get page components to list a user's or all blogs. |
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* |
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* @param int $container_guid The GUID of the page owner or NULL for all blogs |
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* @return array |
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*/ |
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function blog_get_page_content_list($container_guid = null) { |
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$return = []; |
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$return['filter_context'] = $container_guid ? 'mine' : 'all'; |
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$options = [ |
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'type' => 'object', |
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'subtype' => 'blog', |
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'full_view' => false, |
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'no_results' => elgg_echo('blog:none'), |
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'preload_owners' => true, |
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'distinct' => false, |
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]; |
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$current_user = elgg_get_logged_in_user_entity(); |
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if ($container_guid) { |
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// access check for closed groups |
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elgg_group_gatekeeper(); |
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$container = get_entity($container_guid); |
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if ($container instanceof ElggGroup) { |
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$options['container_guid'] = $container_guid; |
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} else { |
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$options['owner_guid'] = $container_guid; |
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} |
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$return['title'] = elgg_echo('blog:title:user_blogs', [$container->name]); |
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$crumbs_title = $container->name; |
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elgg_push_breadcrumb($crumbs_title); |
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if ($current_user && ($container_guid == $current_user->guid)) { |
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$return['filter_context'] = 'mine'; |
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} else if ($container instanceof ElggGroup) { |
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$return['filter'] = false; |
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} else { |
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// do not show button or select a tab when viewing someone else's posts |
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$return['filter_context'] = 'none'; |
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} |
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} else { |
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$options['preload_containers'] = true; |
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$return['filter_context'] = 'all'; |
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$return['title'] = elgg_echo('blog:title:all_blogs'); |
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elgg_pop_breadcrumb(); |
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elgg_push_breadcrumb(elgg_echo('blog:blogs')); |
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} |
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elgg_register_title_button('blog', 'add', 'object', 'blog'); |
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$return['content'] = elgg_list_entities($options); |
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return $return; |
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} |
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/** |
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* Get page components to show blogs with publish dates between $lower and $upper |
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* |
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* @param int $owner_guid The GUID of the owner of this page |
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* @param int $lower Unix timestamp |
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* @param int $upper Unix timestamp |
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* @return array |
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*/ |
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function blog_get_page_content_archive($owner_guid, $lower = 0, $upper = 0) { |
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$owner = get_entity($owner_guid); |
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elgg_set_page_owner_guid($owner_guid); |
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$crumbs_title = $owner->name; |
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if ($owner instanceof ElggUser) { |
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$url = elgg_generate_url('collection:object:blog:owner', [ |
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'username' => $owner->username, |
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]); |
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} else { |
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$url = elgg_generate_url('collection:object:blog:group', [ |
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'group_guid' => $owner->guid, |
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'subpage' => 'all', |
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]); |
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} |
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elgg_push_breadcrumb($crumbs_title, $url); |
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elgg_push_breadcrumb(elgg_echo('blog:archives')); |
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if ($lower) { |
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$lower = (int) $lower; |
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} |
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if ($upper) { |
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$upper = (int) $upper; |
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} |
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$options = [ |
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'type' => 'object', |
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'subtype' => 'blog', |
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'full_view' => false, |
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'no_results' => elgg_echo('blog:none'), |
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'preload_owners' => true, |
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'distinct' => false, |
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]; |
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if ($owner instanceof ElggGroup) { |
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$options['container_guid'] = $owner_guid; |
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} elseif ($owner instanceof ElggUser) { |
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$options['owner_guid'] = $owner_guid; |
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} |
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if ($lower) { |
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$options['created_time_lower'] = $lower; |
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} |
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if ($upper) { |
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$options['created_time_upper'] = $upper; |
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} |
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$content = elgg_list_entities($options); |
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$title = elgg_echo('date:month:' . date('m', $lower), [date('Y', $lower)]); |
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return [ |
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'content' => $content, |
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'title' => $title, |
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'filter' => '', |
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]; |
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} |
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/** |
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* Get page components to edit/create a blog post. |
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* |
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* @param string $page 'edit' or 'new' |
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* @param int $guid GUID of blog post or container |
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* @param int $revision Annotation id for revision to edit (optional) |
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* @return array |
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*/ |
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function blog_get_page_content_edit($page, $guid = 0, $revision = null) { |
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elgg_require_js('elgg/blog/save_draft'); |
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$return = [ |
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'filter' => '', |
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]; |
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$vars = []; |
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$vars['id'] = 'blog-post-edit'; |
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$vars['class'] = 'elgg-form-alt'; |
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$sidebar = ''; |
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if ($page == 'edit') { |
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$blog = get_entity((int) $guid); |
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$title = elgg_echo('blog:edit'); |
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if ($blog instanceof ElggBlog && $blog->canEdit()) { |
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$vars['entity'] = $blog; |
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$title .= ": \"$blog->title\""; |
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if ($revision) { |
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$revision = elgg_get_annotation_from_id((int) $revision); |
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$vars['revision'] = $revision; |
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$title .= ' ' . elgg_echo('blog:edit_revision_notice'); |
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if (!$revision || !($revision->entity_guid == $guid)) { |
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$content = elgg_echo('blog:error:revision_not_found'); |
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$return['content'] = $content; |
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$return['title'] = $title; |
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return $return; |
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} |
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} |
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$body_vars = blog_prepare_form_vars($blog, $revision); |
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elgg_push_breadcrumb($blog->title, $blog->getURL()); |
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elgg_push_breadcrumb(elgg_echo('edit')); |
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elgg_require_js('elgg/blog/save_draft'); |
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$content = elgg_view_form('blog/save', $vars, $body_vars); |
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$sidebar = elgg_view('blog/sidebar/revisions', $vars); |
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} else { |
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$content = elgg_echo('blog:error:cannot_edit_post'); |
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} |
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} else { |
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elgg_push_breadcrumb(elgg_echo('blog:add')); |
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$body_vars = blog_prepare_form_vars(null); |
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$title = elgg_echo('blog:add'); |
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$content = elgg_view_form('blog/save', $vars, $body_vars); |
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} |
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$return['title'] = $title; |
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$return['content'] = $content; |
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$return['sidebar'] = $sidebar; |
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return $return; |
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} |
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/** |
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* Pull together blog variables for the save form |
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* |
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* @param ElggBlog $post blog post being edited |
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* @param ElggAnnotation $revision a revision from which to edit |
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* @return array |
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*/ |
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function blog_prepare_form_vars($post = null, $revision = null) { |
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// input names => defaults |
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$values = [ |
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'title' => null, |
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'description' => null, |
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'status' => 'published', |
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'access_id' => ACCESS_DEFAULT, |
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'comments_on' => 'On', |
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'excerpt' => null, |
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'tags' => null, |
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'container_guid' => null, |
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'guid' => null, |
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'entity' => $post, |
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'draft_warning' => '', |
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]; |
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if ($post) { |
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foreach (array_keys($values) as $field) { |
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if (isset($post->$field)) { |
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$values[$field] = $post->$field; |
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} |
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} |
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if ($post->status == 'draft') { |
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$values['access_id'] = $post->future_access; |
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} |
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} |
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if (elgg_is_sticky_form('blog')) { |
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$sticky_values = elgg_get_sticky_values('blog'); |
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foreach ($sticky_values as $key => $value) { |
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$values[$key] = $value; |
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} |
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} |
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elgg_clear_sticky_form('blog'); |
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if (!$post) { |
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return $values; |
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} |
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// load the revision annotation if requested |
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if ($revision instanceof ElggAnnotation && $revision->entity_guid == $post->getGUID()) { |
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$values['revision'] = $revision; |
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$values['description'] = $revision->value; |
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} |
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// display a notice if there's an autosaved annotation |
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// and we're not editing it. |
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$auto_save_annotations = $post->getAnnotations([ |
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'annotation_name' => 'blog_auto_save', |
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'limit' => 1, |
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]); |
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if ($auto_save_annotations) { |
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$auto_save = $auto_save_annotations[0]; |
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} else { |
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$auto_save = false; |
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} |
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/* @var ElggAnnotation|false $auto_save */ |
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if ($auto_save && $revision && $auto_save->id != $revision->id) { |
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$values['draft_warning'] = elgg_echo('blog:messages:warning:draft'); |
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} |
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return $values; |
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} |
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In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
integer
values, zero is a special case, in particular the following results might be unexpected: