public static function render_instance(BlockInstance $instance, $editing = false)
{
global $exporter;
$configdata = $instance->get('configdata');
$result = '';
if (!empty($configdata['artefactid'])) {
require_once get_config('docroot') . 'artefact/lib.php';
$blog = $instance->get_artefact_instance($configdata['artefactid']);
$configdata['hidetitle'] = true;
$configdata['countcomments'] = true;
$configdata['viewid'] = $instance->get('view');
if ($instance->get_view()->is_submitted()) {
// Don't display posts added after the submitted date.
if ($submittedtime = $instance->get_view()->get('submittedtime')) {
$configdata['before'] = $submittedtime;
}
}
$limit = isset($configdata['count']) ? intval($configdata['count']) : 5;
$posts = ArtefactTypeBlogpost::get_posts($blog->get('id'), $limit, 0, $configdata);
$template = 'artefact:blog:viewposts.tpl';
if ($exporter) {
$pagination = false;
} else {
$baseurl = $instance->get_view()->get_url();
$baseurl .= (strpos($baseurl, '?') === false ? '?' : '&') . 'block=' . $instance->get('id');
$pagination = array('baseurl' => $baseurl, 'id' => 'blogpost_pagination_' . $instance->get('id'), 'datatable' => 'postlist_' . $instance->get('id'), 'jsonscript' => 'artefact/blog/posts.json.php');
}
$configdata['blockid'] = $instance->get('id');
$configdata['editing'] = $editing;
ArtefactTypeBlogpost::render_posts($posts, $template, $configdata, $pagination);
$smarty = smarty_core();
if (isset($configdata['viewid'])) {
$artefacturl = get_config('wwwroot') . 'artefact/artefact.php?artefact=' . $blog->get('id') . '&view=' . $configdata['viewid'];
$smarty->assign('artefacttitle', '<a href="' . $artefacturl . '">' . hsc($blog->get('title')) . '</a>');
if ($exporter && $posts['count'] > $limit) {
$posts['pagination'] = '<a href="' . $artefacturl . '">' . get_string('allposts', 'artefact.blog') . '</a>';
}
} else {
$smarty->assign('artefacttitle', hsc($blog->get('title')));
}
// Only show the 'New entry' link for blogs that you can add an entry to
$canaddpost = false;
$institution = $blog->get('institution');
$group = $blog->get('group');
if (ArtefactTypeBlog::can_edit_blog($blog, $institution, $group)) {
$canaddpost = true;
}
$smarty->assign('options', $configdata);
$smarty->assign('description', $blog->get('description'));
$smarty->assign('owner', $blog->get('owner'));
$smarty->assign('tags', $blog->get('tags'));
$smarty->assign('blockid', $instance->get('id'));
$smarty->assign('editing', $editing);
$smarty->assign('canaddpost', $canaddpost);
$smarty->assign('blogid', $blog->get('id'));
$smarty->assign('posts', $posts);
$result = $smarty->fetch('artefact:blog:blog.tpl');
}
return $result;
}
if ($institution != 'mahara') {
$s = institution_selector_for_page($institution, get_config('wwwroot') . 'artefact/blog/view/index.php');
}
}
}
PluginArtefactBlog::set_blog_nav($institution, $institutionname);
if ($institutionname === false) {
$smarty = smarty();
$smarty->display('admin/users/noinstitutions.tpl');
exit;
}
if ($changepoststatus = param_integer('changepoststatus', null)) {
ArtefactTypeBlogpost::changepoststatus_form($changepoststatus);
}
if ($delete = param_integer('delete', null)) {
ArtefactTypeBlogpost::delete_form($delete);
}
if (is_null($id)) {
if ($institutionname) {
$records = get_records_select_array('artefact', "artefacttype = 'blog' AND \"institution\" = ?", array($institutionname), 'id ASC');
if (!$records || count($records) > 1) {
// There are either no blogs for this institution or more than one so we need to send them to journal list page
// so they can add one or chose a particular blog by id.
redirect("/artefact/blog/index.php?institution={$institutionname}");
exit;
}
} else {
if (!($records = get_records_select_array('artefact', "artefacttype = 'blog' AND \"owner\" = ?", array($USER->get('id')), 'id ASC'))) {
die_info(get_string('nodefaultblogfound', 'artefact.blog', get_config('wwwroot')));
}
}
public static function render_instance(BlockInstance $instance, $editing = false)
{
global $USER;
$configdata = $instance->get('configdata');
$view = $instance->get('view');
$full = isset($configdata['full']) ? $configdata['full'] : false;
$results = array();
$smarty = smarty_core();
$smarty->assign('view', $view);
$viewownerdisplay = null;
// Display all posts, from all blogs, owned by this user
$tagsin = $tagsout = array();
$results = self::get_blog_posts_in_block($instance, $tagsin, $tagsout);
if ($tagsin || $tagsout) {
$smarty->assign('blockid', $instance->get('id'));
$smarty->assign('editing', $editing);
if ($editing) {
// Get list of blogs owned by this user to create the "Add new post" shortcut while editing
$viewowner = $instance->get_view()->get('owner');
if (!$viewowner || !($blogs = get_records_select_array('artefact', 'artefacttype = \'blog\' AND owner = ?', array($viewowner), 'title ASC', 'id, title'))) {
$blogs = array();
}
$smarty->assign('tagselect', implode(', ', $tagsin));
$smarty->assign('blogs', $blogs);
}
// if posts are not found with the selected tag, notify the user
if (!$results) {
$smarty->assign('badtag', implode(', ', $tagsin));
$smarty->assign('badnotag', implode(', ', $tagsout));
return $smarty->fetch('blocktype:taggedposts:taggedposts.tpl');
}
// update the view_artefact table so journal entries are accessible when this is the only block on the page
// referencing this journal
$dataobject = array('view' => $view, 'block' => $instance->get('id'));
require_once get_config('docroot') . 'lib/view.php';
$viewobj = new View($view);
require_once get_config('docroot') . 'artefact/lib.php';
safe_require('artefact', 'blog');
safe_require('artefact', 'comment');
foreach ($results as $result) {
$dataobject["artefact"] = $result->parent;
$result->postedbyon = get_string('postedbyon', 'artefact.blog', display_default_name($result->owner), format_date(strtotime($result->ctime)));
$result->displaydate = format_date(strtotime($result->ctime));
$artefact = new ArtefactTypeBlogpost($result->id);
// get comments for this post
$result->commentcount = count_records_select('artefact_comment_comment', "onartefact = {$result->id} AND private = 0 AND deletedby IS NULL");
$allowcomments = $artefact->get('allowcomments');
if (empty($result->commentcount) && empty($allowcomments)) {
$result->commentcount = null;
}
list($commentcount, $comments) = ArtefactTypeComment::get_artefact_comments_for_view($artefact, $viewobj, null, false);
$result->comments = $comments;
// get all tags for this post
$taglist = get_records_array('artefact_tag', 'artefact', $result->id, "tag DESC");
foreach ($taglist as $t) {
$result->taglist[] = $t->tag;
}
if ($full) {
$rendered = $artefact->render_self(array('viewid' => $view, 'details' => true, 'blockid' => $instance->get('id')));
$result->html = $rendered['html'];
if (!empty($rendered['javascript'])) {
$result->html .= '<script type="application/javascript">' . $rendered['javascript'] . '</script>';
}
}
}
// check if the user viewing the page is the owner of the selected tag
$owner = $results[0]->owner;
if ($USER->id != $owner) {
$viewownerdisplay = get_user_for_display($owner);
}
$smarty->assign('tagsin', $tagsin);
$smarty->assign('tagsout', $tagsout);
} else {
if (!self::get_chooseable_tags()) {
// error if block configuration fails
$smarty->assign('configerror', get_string('notagsavailableerror', 'blocktype.blog/taggedposts'));
return $smarty->fetch('blocktype:taggedposts:taggedposts.tpl');
} else {
// error if block configuration fails
$smarty->assign('configerror', get_string('configerror', 'blocktype.blog/taggedposts'));
return $smarty->fetch('blocktype:taggedposts:taggedposts.tpl');
}
}
// add any needed links to the tags
$tagstr = $tagomitstr = '';
foreach ($tagsin as $key => $tag) {
if ($key > 0) {
$tagstr .= ', ';
}
$tagstr .= $viewownerdisplay ? '"' . $tag . '"' : '"<a href="' . get_config('wwwroot') . 'tags.php?tag=' . $tag . '&sort=name&type=text">' . $tag . '</a>"';
}
if (!empty($tagsout)) {
foreach ($tagsout as $key => $tag) {
if ($key > 0) {
$tagomitstr .= ', ';
}
$tagomitstr .= $viewownerdisplay ? '"' . $tag . '"' : '"<a href="' . get_config('wwwroot') . 'tags.php?tag=' . $tag . '&sort=name&type=text">' . $tag . '</a>"';
}
}
$blockheading = get_string('blockheadingtags', 'blocktype.blog/taggedposts', count($tagsin), $tagstr);
$blockheading .= !empty($tagomitstr) ? get_string('blockheadingtagsomit', 'blocktype.blog/taggedposts', count($tagsout), $tagomitstr) : '';
$blockheading .= $viewownerdisplay ? ' ' . get_string('by', 'artefact.blog') . ' <a href="' . profile_url($viewownerdisplay) . '">' . display_name($viewownerdisplay) . '</a>' : '';
$smarty->assign('full', $full);
$smarty->assign('results', $results);
$smarty->assign('blockheading', $blockheading);
return $smarty->fetch('blocktype:taggedposts:taggedposts.tpl');
}
if ($blockid = param_integer('block', null)) {
$bi = new BlockInstance($blockid);
if (!can_view_view($bi->get('view'))) {
json_reply(true, get_string('accessdenied', 'error'));
}
$configdata = $bi->get('configdata');
$limit = isset($configdata['count']) ? $configdata['count'] : 5;
$configdata['countcomments'] = true;
$configdata['viewid'] = $bi->get('view');
$posts = ArtefactTypeBlogpost::get_posts($configdata['artefactid'], $limit, $offset, $configdata);
$template = 'artefact:blog:viewposts.tpl';
$baseurl = $bi->get_view()->get_url();
$baseurl .= (strpos($baseurl, '?') === false ? '?' : '&') . 'block=' . $blockid;
$pagination = array('baseurl' => $baseurl, 'id' => 'blogpost_pagination_' . $blockid, 'datatable' => 'postlist_' . $blockid, 'jsonscript' => 'artefact/blog/posts.json.php');
ArtefactTypeBlogpost::render_posts($posts, $template, $configdata, $pagination);
} else {
// No block, we're just rendering the blog by itself.
$limit = param_integer('limit', ArtefactTypeBlog::pagination);
$blogid = param_integer('artefact');
$viewid = param_integer('view');
if (!can_view_view($viewid)) {
json_reply(true, get_string('accessdenied', 'error'));
}
$options = array('viewid' => $viewid, 'countcomments' => true);
$posts = ArtefactTypeBlogpost::get_posts($blogid, $limit, $offset, $options);
$template = 'artefact:blog:viewposts.tpl';
$baseurl = get_config('wwwroot') . 'artefact/artefact.php?artefact=' . $blogid . '&view=' . $viewid;
$pagination = array('baseurl' => $baseurl, 'id' => 'blogpost_pagination', 'datatable' => 'postlist', 'jsonscript' => 'artefact/blog/posts.json.php');
ArtefactTypeBlogpost::render_posts($posts, $template, $options, $pagination);
}
json_reply(false, array('data' => $posts));
foreach (get_my_tags(null, false, $tagsort) as $tag) {
$tags_arr[] = array("id" => $tag->tag, "tag" => $tag->tag);
}
if (count($tags_arr) > 0) {
$json['tags'] = $tags_arr;
}
// OK - let's add journals (and journal posts)
$blogs_arr = array();
$blogs = (object) array('offset' => param_integer('offset', 0), 'limit' => param_integer('limit', 10));
$blogposts_arr = array();
$blogposts = array();
list($blogs->count, $blogs->data) = ArtefactTypeBlog::get_blog_list($blogs->limit, $blogs->offset);
foreach ($blogs->data as $blog) {
if (!$blog->locked) {
$blogs_arr[] = array("id" => $blog->id, "blog" => $blog->title);
$blogposts = ArtefactTypeBlogpost::get_posts($blog->id, $blogs->limit, $blogs->offset, null);
foreach ($blogposts['data'] as $blogpost) {
if (!$blogpost->locked) {
$blogposts_arr[] = array("id" => $blogpost->id, "blogpost" => $blogpost->title);
}
}
}
}
if (count($blogs_arr) > 0) {
$json['blogs'] = $blogs_arr;
}
if (count($blogposts_arr) > 0) {
$json['blogposts'] = $blogposts_arr;
}
// OK - let's add folders
$folders_arr = array();
/**
* This function returns a list of posts in a given blog.
*
* @param integer
* @param integer
* @param integer
* @param array
*/
public static function get_posts($id, $limit, $offset, $viewoptions = null)
{
$results = array('limit' => $limit, 'offset' => $offset);
// If viewoptions is null, we're getting posts for the my blogs area,
// and we should get all posts & show drafts first. Otherwise it's a
// blog in a view, and we should only get published posts.
$from = "\n FROM {artefact} a LEFT JOIN {artefact_blog_blogpost} bp ON a.id = bp.blogpost\n WHERE a.artefacttype = 'blogpost' AND a.parent = ?";
if (!is_null($viewoptions)) {
if (isset($viewoptions['before'])) {
$from .= " AND a.ctime < '{$viewoptions['before']}'";
}
$from .= ' AND bp.published = 1';
}
$results['count'] = count_records_sql('SELECT COUNT(*) ' . $from, array($id));
$data = get_records_sql_assoc('
SELECT
a.id, a.title, a.description, a.author, a.authorname, ' . db_format_tsfield('a.ctime', 'ctime') . ', ' . db_format_tsfield('a.mtime', 'mtime') . ',
a.locked, bp.published, a.allowcomments ' . $from . '
ORDER BY bp.published ASC, a.ctime DESC, a.id DESC', array($id), $offset, $limit);
if (!$data) {
$results['data'] = array();
return $results;
}
// Get the attached files.
$postids = array_map(create_function('$a', 'return $a->id;'), $data);
$files = ArtefactType::attachments_from_id_list($postids);
if ($files) {
safe_require('artefact', 'file');
foreach ($files as &$file) {
$params = array('id' => $file->attachment);
if (!empty($viewoptions['viewid'])) {
$params['viewid'] = $viewoptions['viewid'];
}
$file->icon = call_static_method(generate_artefact_class_name($file->artefacttype), 'get_icon', $params);
$data[$file->artefact]->files[] = $file;
}
}
if ($tags = ArtefactType::tags_from_id_list($postids)) {
foreach ($tags as &$at) {
$data[$at->artefact]->tags[] = $at->tag;
}
}
foreach ($data as &$post) {
// Format dates properly
if (is_null($viewoptions)) {
// My Blogs area: create forms for changing post status & deleting posts.
$post->changepoststatus = ArtefactTypeBlogpost::changepoststatus_form($post->id, $post->published);
$post->delete = ArtefactTypeBlogpost::delete_form($post->id, $post->title);
} else {
$by = $post->author ? display_default_name($post->author) : $post->authorname;
$post->postedby = get_string('postedbyon', 'artefact.blog', $by, format_date($post->ctime));
// Get comment counts
if (!empty($viewoptions['countcomments'])) {
safe_require('artefact', 'comment');
require_once get_config('docroot') . 'lib/view.php';
$view = new View($viewoptions['viewid']);
$artefact = artefact_instance_from_id($post->id);
list($commentcount, $comments) = ArtefactTypeComment::get_artefact_comments_for_view($artefact, $view, null, false);
$post->commentcount = $commentcount;
$post->comments = $comments;
}
}
$post->ctime = format_date($post->ctime, 'strftimedaydatetime');
$post->mtime = format_date($post->mtime);
// Ensure images in the post have the right viewid associated with them
if (!empty($viewoptions['viewid'])) {
safe_require('artefact', 'file');
$post->description = ArtefactTypeFolder::append_view_url($post->description, $viewoptions['viewid']);
}
}
$results['data'] = array_values($data);
return $results;
}
