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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * Blog class
- * Contains several functions dealing with displaying,
- * editing,... of a blog
- *
- * @version 1.0
- * @package chamilo.blogs
- * @author Toon Keppens <toon@vi-host.net>
- * @author Julio Montoya - Cleaning code
- *
- */
- /**
- * Class
- * @package chamilo.blogs
- */
- class Blog
- {
- /**
- * Get the title of a blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- *
- * @return String Blog Title
- */
- public static function get_blog_title($blog_id)
- {
- $course_id = api_get_course_int_id();
- if (is_numeric($blog_id)) {
- // init
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $sql = "SELECT blog_name
- FROM ".$tbl_blogs."
- WHERE c_id = $course_id AND blog_id = ".intval($blog_id);
- $result = Database::query($sql);
- $blog = Database::fetch_array($result);
- return stripslashes($blog['blog_name']);
- }
- }
- /**
- * Get the description of a blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- *
- * @return String Blog description
- */
- public static function get_blog_subtitle($blog_id)
- {
- // init
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $course_id = api_get_course_int_id();
- $sql = "SELECT blog_subtitle FROM $tbl_blogs WHERE c_id = $course_id AND blog_id ='".intval($blog_id)."'";
- $result = Database::query($sql);
- $blog = Database::fetch_array($result);
- return stripslashes($blog['blog_subtitle']);
- }
- /**
- * Get the users of a blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- *
- * @return Array Returns an array with [userid]=>[username]
- */
- public static function get_blog_users($blog_id)
- {
- // Database table definitions
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- $course_id = api_get_course_int_id();
- // Get blog members
- $sql = "SELECT user.user_id, user.firstname, user.lastname
- FROM ".$tbl_blogs_rel_user." blogs_rel_user INNER JOIN ".$tbl_users." user ON blogs_rel_user.user_id = user.user_id
- WHERE blogs_rel_user.c_id = $course_id AND
- blogs_rel_user.blog_id = '".(int)$blog_id."'";
- $result = Database::query($sql);
- $blog_members = array();
- while ($user = Database::fetch_array($result)) {
- $blog_members[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
- }
- return $blog_members;
- }
- /**
- * Creates a new blog in the given course
- * @author Toon Keppens
- * @param Integer $course_id Id
- * @param String $title
- * @param Text $description
- */
- public static function create_blog($title, $subtitle)
- {
- $course_id = api_get_course_int_id();
- $current_date = date('Y-m-d H:i:s', time());
- $session_id = api_get_session_id();
- // Table definitions
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- //verified if exist blog
- $sql = 'SELECT COUNT(*) as count FROM '.$tbl_blogs.' WHERE c_id = '.$course_id.' AND blog_name="'.Database::escape_string(
- $title
- ).'" AND blog_subtitle="'.Database::escape_string($subtitle).'";';
- $res = Database::query($sql);
- $info_count = Database::result($res, 0, 0);
- if ($info_count == 0) {
- // Create the blog
- $sql = "INSERT INTO $tbl_blogs (c_id, blog_name, blog_subtitle, date_creation, visibility, session_id )
- VALUES ($course_id, '".Database::escape_string($title)."', '".Database::escape_string(
- $subtitle
- )."', '".$current_date."', '1', '$session_id');";
- Database::query($sql);
- $this_blog_id = Database::insert_id();
- if ($this_blog_id > 0) {
- //insert into item_property
- api_item_property_update(
- api_get_course_info(),
- TOOL_BLOGS,
- $this_blog_id,
- 'BlogAdded',
- api_get_user_id()
- );
- }
- // Make first post. :)
- $sql = "INSERT INTO $tbl_blogs_posts (c_id, title, full_text, date_creation, blog_id, author_id )
- VALUES ($course_id, '".get_lang("Welcome")."', '".get_lang(
- 'FirstPostText'
- )."','".$current_date."', '".Database::escape_string((int)$this_blog_id)."', '".api_get_user_id()."');";
- Database::query($sql);
- // Put it on course homepage
- $sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, session_id)
- VALUES ($course_id, '".Database::escape_string($title)."','blog/blog.php?blog_id=".(int)$this_blog_id."','blog.gif','1','0','pastillegris.gif',0,'$session_id')";
- Database::query($sql);
- // Subscribe the teacher to this blog
- Blog::set_user_subscribed($this_blog_id, api_get_user_id());
- }
- }
- /**
- * Update title and subtitle of a blog in the given course
- * @author Toon Keppens
- * @param Integer $course_id Id
- * @param String $title
- * @param Text $description
- */
- public static function edit_blog($blog_id, $title, $subtitle)
- {
- // Table definitions
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
- $course_id = api_get_course_int_id();
- // Update the blog
- $sql = "UPDATE $tbl_blogs SET blog_name = '".Database::escape_string(
- $title
- )."', blog_subtitle = '".Database::escape_string($subtitle)."'
- WHERE c_id = $course_id AND blog_id ='".Database::escape_string((int)$blog_id)."' LIMIT 1";
- Database::query($sql);
- $this_blog_id = Database::insert_id();
- //update item_property (update)
- api_item_property_update(
- api_get_course_info(),
- TOOL_BLOGS,
- Database::escape_string($blog_id),
- 'BlogUpdated',
- api_get_user_id()
- );
- // Update course homepage link
- $sql = "UPDATE $tbl_tool SET name = '".Database::escape_string(
- $title
- )."' WHERE c_id = $course_id AND link = 'blog/blog.php?blog_id=".Database::escape_string(
- (int)$blog_id
- )."' LIMIT 1";
- Database::query($sql);
- }
- /**
- * Deletes a blog and it's posts from the course database
- * @author Toon Keppens
- * @param Integer $blog_id
- */
- public static function delete_blog($blog_id)
- {
- // Init
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_blogs_comment = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $tbl_blogs_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
- $course_id = api_get_course_int_id();
- // Delete posts from DB and the attachments
- delete_all_blog_attachment($blog_id);
- //Delete comments
- $sql = "DELETE FROM $tbl_blogs_comment WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."'";
- Database::query($sql);
- // Delete posts
- $sql = "DELETE FROM $tbl_blogs_posts WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."'";
- Database::query($sql);
- // Delete tasks
- $sql = "DELETE FROM $tbl_blogs_tasks WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."'";
- Database::query($sql);
- // Delete ratings
- $sql = "DELETE FROM $tbl_blogs_rating WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."'";
- Database::query($sql);
- // Delete blog
- $sql = "DELETE FROM $tbl_blogs WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."'";
- Database::query($sql);
- // Delete from course homepage
- $sql = "DELETE FROM $tbl_tool WHERE c_id = $course_id AND link = 'blog/blog.php?blog_id=".(int)$blog_id."'";
- Database::query($sql);
- //update item_property (delete)
- api_item_property_update(
- api_get_course_info(),
- TOOL_BLOGS,
- Database::escape_string($blog_id),
- 'delete',
- api_get_user_id()
- );
- }
- /**
- * Creates a new post in a given blog
- * @author Toon Keppens
- * @param String $title
- * @param String $text
- * @param Integer $blog_id
- */
- public static function create_post($title, $text, $file_comment, $blog_id)
- {
- $_course = api_get_course_info();
- // Table Definitions
- $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $upload_ok = true;
- $has_attachment = false;
- $current_date = date('Y-m-d H:i:s', time());
- $course_id = api_get_course_int_id();
- // Create the post
- $sql = "INSERT INTO $tbl_blogs_posts (c_id, title, full_text, date_creation, blog_id, author_id)
- VALUES ($course_id, '".Database::escape_string($title)."', '".Database::escape_string($text)."','".$current_date."', '".(int)$blog_id."', '".api_get_user_id()."');";
- Database::query($sql);
- $last_post_id = Database::insert_id();
- if ($last_post_id) {
- if (!empty($_FILES['user_upload']['name'])) {
- $upload_ok = FileManager::process_uploaded_file($_FILES['user_upload']);
- $has_attachment = true;
- }
- if ($upload_ok) {
- if ($has_attachment) {
- $courseDir = $_course['path'].'/upload/blog';
- $sys_course_path = api_get_path(SYS_COURSE_PATH);
- $updir = $sys_course_path.$courseDir;
- // Try to add an extension to the file if it hasn't one
- $new_file_name = FileManager::add_ext_on_mime(
- stripslashes($_FILES['user_upload']['name']),
- $_FILES['user_upload']['type']
- );
- // user's file name
- $file_name = $_FILES['user_upload']['name'];
- if (!FileManager::filter_extension($new_file_name)) {
- Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
- } else {
- $new_file_name = uniqid('');
- $new_path = $updir.'/'.$new_file_name;
- $result = move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
- $comment = Database::escape_string($file_comment);
- // Storing the attachments if any
- if ($result) {
- $sql = 'INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size, blog_id,comment_id) '.
- "VALUES ($course_id, '".Database::escape_string($file_name)."', '".Database::escape_string(
- $comment
- )."', '".Database::escape_string($new_file_name)."' , '".$last_post_id."', '".intval(
- $_FILES['user_upload']['size']
- )."', '".$blog_id."', '0' )";
- Database::query($sql);
- $message .= ' / '.get_lang('AttachmentUpload');
- }
- }
- }
- }
- } else {
- Display::display_error_message(get_lang('UplNoFileUploaded'));
- }
- }
- /**
- * Edits a post in a given blog
- * @author Toon Keppens
- * @param Integer $blog_id
- * @param String $title
- * @param String $full_text
- * @param Integer $blog_id
- */
- public static function edit_post($post_id, $title, $text, $blog_id)
- {
- // Init
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $course_id = api_get_course_int_id();
- // Create the post
- $sql = "UPDATE $tbl_blogs_posts SET
- title = '".Database::escape_string($title)."',
- full_text = '".Database::escape_string($text)."'
- WHERE c_id = $course_id AND post_id ='".(int)$post_id."' AND blog_id ='".(int)$blog_id."' LIMIT 1 ;";
- Database::query($sql);
- }
- /**
- * Deletes an article and it's comments
- * @author Toon Keppens
- * @param Integer $blog_id
- * @param Integer $post_id
- */
- public static function delete_post($blog_id, $post_id)
- {
- // Init
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $course_id = api_get_course_int_id();
- // Delete ratings on this comment
- $sql = "DELETE FROM $tbl_blogs_rating WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND item_id = '".(int)$post_id."' AND rating_type = 'post'";
- Database::query($sql);
- // Delete the post
- $sql = "DELETE FROM $tbl_blogs_posts WHERE c_id = $course_id AND post_id = '".(int)$post_id."'";
- Database::query($sql);
- // Delete the comments
- $sql = "DELETE FROM $tbl_blogs_comments WHERE c_id = $course_id AND post_id = '".(int)$post_id."' AND blog_id = '".(int)$blog_id."'";
- Database::query($sql);
- // Delete posts and attachments
- delete_all_blog_attachment($blog_id, $post_id);
- }
- /**
- * Creates a comment on a post in a given blog
- * @author Toon Keppens
- * @param String $title
- * @param String $full_text
- * @param Integer $blog_id
- * @param Integer $post_id
- * @param Integer $parent_id
- */
- public static function create_comment(
- $title,
- $full_text,
- $file_comment,
- $blog_id,
- $post_id,
- $parent_id,
- $task_id = 'NULL'
- ) {
- $_course = api_get_course_info();
- $userId = api_get_user_id();
- global $blog_table_attachment;
- $upload_ok = true;
- $has_attachment = false;
- $current_date = date('Y-m-d H:i:s', time());
- $course_id = api_get_course_int_id();
- if (!empty($_FILES['user_upload']['name'])) {
- $upload_ok = FileManager::process_uploaded_file($_FILES['user_upload']);
- $has_attachment = true;
- }
- if ($upload_ok) {
- // Table Definition
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- // Create the comment
- $sql = "INSERT INTO $tbl_blogs_comments (c_id, title, comment, author_id, date_creation, blog_id, post_id, parent_comment_id, task_id )
- VALUES ($course_id, '".Database::escape_string($title)."', '".Database::escape_string(
- $full_text
- )."', '".$userId."','".$current_date."', '".(int)$blog_id."', '".(int)$post_id."', '".(int)$parent_id."', '".(int)$task_id."')";
- Database::query($sql);
- // Empty post values, or they are shown on the page again
- $_POST['comment_title'] = "";
- $_POST['comment_text'] = "";
- $last_id = Database::insert_id();
- if ($has_attachment) {
- $courseDir = $_course['path'].'/upload/blog';
- $sys_course_path = api_get_path(SYS_COURSE_PATH);
- $updir = $sys_course_path.$courseDir;
- // Try to add an extension to the file if it hasn't one
- $new_file_name = FileManager::add_ext_on_mime(
- stripslashes($_FILES['user_upload']['name']),
- $_FILES['user_upload']['type']
- );
- // user's file name
- $file_name = $_FILES['user_upload']['name'];
- if (!FileManager::filter_extension($new_file_name)) {
- Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
- } else {
- $new_file_name = uniqid('');
- $new_path = $updir.'/'.$new_file_name;
- $result = @move_uploaded_file($_FILES['user_upload']['tmp_name'], $new_path);
- $comment = Database::escape_string($file_comment);
- // Storing the attachments if any
- if ($result) {
- $sql = 'INSERT INTO '.$blog_table_attachment.'(c_id, filename,comment, path, post_id,size,blog_id,comment_id) '.
- "VALUES ($course_id, '".Database::escape_string($file_name)."', '".Database::escape_string(
- $comment
- )."', '".Database::escape_string(
- $new_file_name
- )."' , '".$post_id."', '".$_FILES['user_upload']['size']."', '".$blog_id."', '".$last_id."' )";
- $result = Database::query($sql);
- $message .= ' / '.get_lang('AttachmentUpload');
- }
- }
- }
- }
- }
- /**
- * Deletes a comment from a blogpost
- * @author Toon Keppens
- * @param Integer $blog_id
- * @param Integer $comment_id
- */
- public static function delete_comment($blog_id, $post_id, $comment_id)
- {
- // Init
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $blog_id = Database::escape_string($blog_id);
- $post_id = Database::escape_string($post_id);
- $comment_id = Database::escape_string($comment_id);
- $course_id = api_get_course_int_id();
- delete_all_blog_attachment($blog_id, $post_id, $comment_id);
- // Delete ratings on this comment
- $sql = "DELETE FROM $tbl_blogs_rating WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND item_id = '".(int)$comment_id."' AND rating_type = 'comment'";
- Database::query($sql);
- // select comments that have the selected comment as their parent
- $sql = "SELECT comment_id FROM $tbl_blogs_comments WHERE c_id = $course_id AND parent_comment_id = '".(int)$comment_id."'";
- $result = Database::query($sql);
- // Delete them recursively
- while ($comment = Database::fetch_array($result)) {
- Blog::delete_comment($blog_id, $post_id, $comment['comment_id']);
- }
- // Finally, delete the selected comment to
- $sql = "DELETE FROM $tbl_blogs_comments WHERE c_id = $course_id AND comment_id = '".(int)$comment_id."'";
- Database::query($sql);
- }
- /**
- * Creates a new task in a blog
- * @author Toon Keppens
- * @param Integer $blog_id
- * @param String $title
- * @param String $description
- * @param String $color
- */
- public static function create_task(
- $blog_id,
- $title,
- $description,
- $articleDelete,
- $articleEdit,
- $commentsDelete,
- $color
- ) {
- // Init
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
- $course_id = api_get_course_int_id();
- // Create the task
- $sql = "INSERT INTO $tbl_blogs_tasks (c_id, blog_id, title, description, color, system_task )
- VALUES ($course_id, '".(int)$blog_id."', '".Database::escape_string($title)."', '".Database::escape_string($description)."', '".Database::escape_string($color)."', '0');";
- Database::query($sql);
- $task_id = Database::insert_id();
- $tool = 'BLOG_'.$blog_id;
- if ($articleDelete == 'on') {
- $sql = " INSERT INTO ".$tbl_tasks_permissions." ( c_id, task_id, tool, action) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_delete'
- )";
- Database::query($sql);
- }
- if ($articleEdit == 'on') {
- $sql = "
- INSERT INTO ".$tbl_tasks_permissions." (c_id, task_id, tool, action ) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_edit'
- )";
- Database::query($sql);
- }
- if ($commentsDelete == 'on') {
- $sql = "
- INSERT INTO ".$tbl_tasks_permissions." (c_id, task_id, tool, action ) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_comments_delete'
- )";
- Database::query($sql);
- }
- }
- /**
- * Edit a task in a blog
- * @author Toon Keppens
- * @param Integer $task_id
- * @param String $title
- * @param String $description
- * @param String $color
- */
- public static function edit_task(
- $blog_id,
- $task_id,
- $title,
- $description,
- $articleDelete,
- $articleEdit,
- $commentsDelete,
- $color
- ) {
- // Init
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
- $course_id = api_get_course_int_id();
- // Create the task
- $sql = "UPDATE $tbl_blogs_tasks SET
- title = '".Database::escape_string($title)."',
- description = '".Database::escape_string($description)."',
- color = '".Database::escape_string($color)."'
- WHERE c_id = $course_id AND task_id ='".(int)$task_id."' LIMIT 1";
- Database::query($sql);
- $tool = 'BLOG_'.$blog_id;
- $sql = "DELETE FROM ".$tbl_tasks_permissions." WHERE c_id = $course_id AND task_id = '".(int)$task_id."'";
- Database::query($sql);
- if ($articleDelete == 'on') {
- $sql = "INSERT INTO ".$tbl_tasks_permissions." ( c_id, task_id, tool, action) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_delete'
- )";
- Database::query($sql);
- }
- if ($articleEdit == 'on') {
- $sql = "INSERT INTO ".$tbl_tasks_permissions." (c_id, task_id, tool, action) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_edit'
- )";
- Database::query($sql);
- }
- if ($commentsDelete == 'on') {
- $sql = " INSERT INTO ".$tbl_tasks_permissions." (c_id, task_id, tool, action) VALUES (
- '".(int)$course_id."',
- '".(int)$task_id."',
- '".Database::escape_string($tool)."',
- 'article_comments_delete'
- )";
- Database::query($sql);
- }
- }
- /**
- * Deletes a task from a blog
- * @param Integer $blog_id
- * @param Integer $task_id
- */
- public static function delete_task($blog_id, $task_id)
- {
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $course_id = api_get_course_int_id();
- // Delete posts
- $sql = "DELETE FROM $tbl_blogs_tasks WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND task_id = '".(int)$task_id."'";
- Database::query($sql);
- }
- /**
- * Deletes an assigned task from a blog
- * @param Integer $blog_id
- * @param Integer $assignment_id
- */
- public static function delete_assigned_task($blog_id, $task_id, $user_id)
- {
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $course_id = api_get_course_int_id();
- // Delete posts
- $sql = "DELETE FROM $tbl_blogs_tasks_rel_user WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND task_id = '".(int)$task_id."' AND user_id = '".(int)$user_id."'";
- Database::query($sql);
- }
- /**
- * Get personal task list
- * @author Toon Keppens
- * @return Returns an unsorted list (<ul></ul>) with the users' tasks
- */
- public static function get_personal_task_list()
- {
- $userId = api_get_user_id();
- // Init
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $course_id = api_get_course_int_id();
- if ($userId) {
- $sql = "SELECT task_rel_user.*, task.title, blog.blog_name FROM $tbl_blogs_tasks_rel_user task_rel_user
- INNER JOIN $tbl_blogs_tasks task ON task_rel_user.task_id = task.task_id
- INNER JOIN $tbl_blogs blog ON task_rel_user.blog_id = blog.blog_id
- AND blog.blog_id = ".intval($_GET['blog_id'])."
- WHERE
- task.c_id = $course_id AND
- blog.c_id = $course_id AND
- task_rel_user.c_id = $course_id AND
- task_rel_user.user_id = ".$userId."
- ORDER BY target_date ASC";
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- echo '<ul>';
- while ($mytask = Database::fetch_array($result)) {
- echo '<li><a href="blog.php?action=execute_task&blog_id='.$mytask['blog_id'].'&task_id='.stripslashes(
- $mytask['task_id']
- ).'" title="[Blog: '.stripslashes($mytask['blog_name']).'] '.get_lang(
- 'ExecuteThisTask'
- ).'">'.stripslashes($mytask['title']).'</a></li>';
- }
- echo '<ul>';
- } else {
- echo get_lang('NoTasks');
- }
- } else {
- echo get_lang('NoTasks');
- }
- }
- /**
- * Changes the visibility of a blog
- * @author Toon Keppens
- * @param Integer $blog_id
- */
- public static function change_blog_visibility($blog_id)
- {
- // Init
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_tool = Database::get_course_table(TABLE_TOOL_LIST);
- $course_id = api_get_course_int_id();
- // Get blog properties
- $sql = "SELECT blog_name, visibility FROM $tbl_blogs WHERE c_id = $course_id AND blog_id='".(int)$blog_id."'";
- $result = Database::query($sql);
- $blog = Database::fetch_array($result);
- $visibility = $blog['visibility'];
- $title = $blog['blog_name'];
- if ($visibility == 1) {
- // Change visibility state, remove from course home.
- $sql = "UPDATE $tbl_blogs SET visibility = '0' WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."' LIMIT 1";
- $result = Database::query($sql);
- $sql = "DELETE FROM $tbl_tool WHERE c_id = $course_id AND name = '".Database::escape_string(
- $title
- )."' LIMIT 1";
- $result = Database::query($sql);
- } else {
- // Change visibility state, add to course home.
- $sql = "UPDATE $tbl_blogs SET visibility = '1' WHERE c_id = $course_id AND blog_id ='".(int)$blog_id."' LIMIT 1";
- $result = Database::query($sql);
- $sql = "INSERT INTO $tbl_tool (c_id, name, link, image, visibility, admin, address, added_tool, target )
- VALUES ($course_id, '".Database::escape_string(
- $title
- )."', 'blog/blog.php?blog_id=".(int)$blog_id."', 'blog.gif', '1', '0', 'pastillegris.gif', '0', '_self')";
- $result = Database::query($sql);
- }
- }
- /**
- * Shows the posts of a blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_blog_posts($blog_id, $filter = '1=1', $max_number_of_posts = 20)
- {
- // Init
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $course_id = api_get_course_int_id();
- // Get posts and authors
- $sql = "SELECT post.*, user.lastname, user.firstname, user.username FROM $tbl_blogs_posts post
- INNER JOIN $tbl_users user ON post.author_id = user.user_id
- WHERE post.blog_id = '".(int)$blog_id."' AND
- post.c_id = $course_id AND
- $filter
- ORDER BY post_id DESC LIMIT 0,".(int)$max_number_of_posts;
- $result = Database::query($sql);
- // Display
- if (Database::num_rows($result) > 0) {
- $limit = 200;
- while ($blog_post = Database::fetch_array($result)) {
- // Get number of comments
- $sql = "SELECT COUNT(1) as number_of_comments FROM $tbl_blogs_comments WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND post_id = '".(int)$blog_post['post_id']."'";
- $tmp = Database::query($sql);
- $blog_post_comments = Database::fetch_array($tmp);
- // Prepare data
- $blog_post_id = $blog_post['post_id'];
- $blog_post_text = Text::make_clickable(stripslashes($blog_post['full_text']));
- $blog_post_date = api_convert_and_format_date(
- $blog_post['date_creation'],
- null,
- date_default_timezone_get()
- );
- // Create an introduction text (but keep FULL sentences)
- $introduction_text = "";
- $words = 0;
- $blog_post_text_cut = Text::cut($blog_post_text, $limit);
- $words = strlen($blog_post_text);
- if ($words >= $limit) {
- $readMoreLink = ' <div class="link" onclick="document.getElementById(\'blogpost_text_'.$blog_post_id.'\').style.display=\'block\'; document.getElementById(\'blogpost_introduction_'.$blog_post_id.'\').style.display=\'none\'">'.get_lang(
- 'ReadMore'
- ).'</div>';
- $introduction_text = $blog_post_text_cut;
- } else {
- $introduction_text = $blog_post_text;
- $readMoreLink = '';
- }
- $introduction_text = stripslashes($introduction_text);
- echo '<div class="blogpost">';
- echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$blog_post['post_id'].'#add_comment" title="'.get_lang(
- 'ReadPost'
- ).'" >'.stripslashes($blog_post['title']).'</a></span>';
- echo '<span class="blogpost_date"><a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$blog_post['post_id'].'#add_comment" title="'.get_lang(
- 'ReadPost'
- ).'" >'.$blog_post_date.'</a></span>';
- echo '<div class="blogpost_introduction" id="blogpost_introduction_'.$blog_post_id.'">'.$introduction_text.$readMoreLink.'</div>';
- echo '<div class="blogpost_text" id="blogpost_text_'.$blog_post_id.'" style="display: none">'.$blog_post_text.'</div>';
- $file_name_array = get_blog_attachment($blog_id, $blog_post_id, 0);
- if (!empty($file_name_array)) {
- echo '<br /><br />';
- echo Display::return_icon('attachment.gif', get_lang('Attachment'));
- echo '<a href="download.php?file=';
- echo $file_name_array['path'];
- echo ' "> '.$file_name_array['filename'].' </a><br />';
- echo '</span>';
- }
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
- echo '<span class="blogpost_info">'.get_lang('Author').': '.Display::tag(
- 'span',
- api_get_person_name($blog_post['firstname'], $blog_post['lastname']),
- array('title' => $username)
- ).' - <a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$blog_post['post_id'].'#add_comment" title="'.get_lang(
- 'ReadPost'
- ).'" >'.get_lang('Comments').': '.$blog_post_comments['number_of_comments'].'</a></span>';
- echo '</div>';
- }
- } else {
- if ($filter == '1=1') {
- echo get_lang('NoArticles');
- } else {
- echo get_lang('NoArticleMatches');
- }
- }
- }
- /**
- * Display the search results
- *
- * @param Integer $blog_id
- * @param String $query_string
- */
- public static function display_search_results($blog_id, $query_string)
- {
- // Init
- $query_string = Database::escape_string($query_string);
- $query_string_parts = explode(' ', $query_string);
- $query_string = array();
- foreach ($query_string_parts as $query_part) {
- $query_string[] = " full_text LIKE '%".$query_part."%' OR title LIKE '%".$query_part."%' ";
- }
- $query_string = '('.implode('OR', $query_string).')';
- // Display the posts
- echo '<span class="blogpost_title">'.get_lang('SearchResults').'</span>';
- Blog::display_blog_posts($blog_id, $query_string);
- }
- /**
- * Display posts from a certain date
- *
- * @param Integer $blog_id
- * @param String $query_string
- */
- public static function display_day_results($blog_id, $query_string)
- {
- // Init
- $date_output = $query_string;
- $date = explode('-', $query_string);
- $query_string = ' DAYOFMONTH(date_creation) ='.intval($date[2]).' AND MONTH(date_creation) ='.intval(
- $date[1]
- ).' AND YEAR(date_creation) ='.intval($date[0]);
- // Put date in correct output format
- $date_output = api_format_date($date_output, DATE_FORMAT_LONG);
- // Display the posts
- echo '<span class="blogpost_title">'.get_lang('PostsOf').': '.$date_output.'</span>';
- Blog::display_blog_posts($blog_id, $query_string);
- }
- /**
- * Displays a post and his comments
- *
- * @param Integer $blog_id
- * @param Integer $post_id
- */
- public static function display_post($blog_id, $post_id)
- {
- // Init
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- global $charset, $dateFormatLong;
- $course_id = api_get_course_int_id();
- // Get posts and author
- $sql = "SELECT post.*, user.lastname, user.firstname, user.username FROM $tbl_blogs_posts post
- INNER JOIN $tbl_users user ON post.author_id = user.user_id
- WHERE
- post.c_id = $course_id AND
- post.blog_id = '".(int)$blog_id."' AND
- post.post_id = '".(int)$post_id."'
- ORDER BY post_id DESC";
- $result = Database::query($sql);
- $blog_post = Database::fetch_array($result);
- // Get number of comments
- $sql = "SELECT COUNT(1) as number_of_comments FROM $tbl_blogs_comments WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."' AND post_id = '".(int)$post_id."'";
- $result = Database::query($sql);
- $blog_post_comments = Database::fetch_array($result);
- // Prepare data
- $blog_post_text = Text::make_clickable(stripslashes($blog_post['full_text']));
- $blog_post_date = api_convert_and_format_date($blog_post['date_creation'], null, date_default_timezone_get());
- $blog_post_actions = "";
- $task_id = (isset($_GET['task_id']) && is_numeric($_GET['task_id'])) ? intval($_GET['task_id']) : 0;
- if (api_is_allowed('BLOG_'.$blog_id, 'article_edit', $task_id)) {
- $blog_post_actions .= '<a href="blog.php?action=edit_post&blog_id='.$blog_id.'&post_id='.$post_id.'&article_id='.$blog_post['post_id'].'&task_id='.$task_id.'" title="'.get_lang(
- 'EditThisPost'
- ).'">'.Display::return_icon('edit.png').'</a>';
- }
- if (api_is_allowed('BLOG_'.$blog_id, 'article_delete', $task_id)) {
- $blog_post_actions .= '<a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$post_id.'&do=delete_article&article_id='.$blog_post['post_id'].'&task_id='.$task_id.'" title="'.get_lang(
- 'DeleteThisArticle'
- ).'" onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;">'.Display::return_icon('delete.png').'</a>';
- }
- if (api_is_allowed('BLOG_'.$blog_id, 'article_rate')) {
- $rating_select = Blog::display_rating_form('post', $blog_id, $post_id);
- }
- $blog_post_text = stripslashes($blog_post_text);
- // Display post
- echo '<div class="blogpost">';
- echo '<span class="blogpost_title"><a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$blog_post['post_id'].'" title="'.get_lang(
- 'ReadPost'
- ).'" >'.stripslashes($blog_post['title']).'</a></span>';
- echo '<span class="blogpost_date">'.$blog_post_date.'</span>';
- echo '<span class="blogpost_text">'.$blog_post_text.'</span><br />';
- $file_name_array = get_blog_attachment($blog_id, $post_id);
- if (!empty($file_name_array)) {
- echo ' <br />';
- echo Display::return_icon('attachment.gif', get_lang('Attachment'));
- echo '<a href="download.php?file=';
- echo $file_name_array['path'];
- echo ' "> '.$file_name_array['filename'].' </a>';
- echo '</span>';
- echo '<span class="attachment_comment">';
- echo $file_name_array['comment'];
- echo '</span>';
- echo '<br />';
- }
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
- echo '<span class="blogpost_info">'.get_lang('Author').': '.Display::tag(
- 'span',
- api_get_person_name($blog_post['firstname'], $blog_post['lastname']),
- array('title' => $username)
- ).' - '.get_lang('Comments').': '.$blog_post_comments['number_of_comments'].' - '.get_lang(
- 'Rating'
- ).': '.Blog::display_rating('post', $blog_id, $post_id).$rating_select.'</span>';
- echo '<span class="blogpost_actions">'.$blog_post_actions.'</span>';
- echo '</div>';
- // Display comments if there are any
- if ($blog_post_comments['number_of_comments'] > 0) {
- echo '<div class="comments">';
- echo '<span class="blogpost_title">'.get_lang('Comments').'</span><br />';
- Blog::get_threaded_comments(0, 0, $blog_id, $post_id, $task_id);
- echo '</div>';
- }
- // Display comment form
- if (api_is_allowed('BLOG_'.$blog_id, 'article_comments_add')) {
- Blog::display_new_comment_form($blog_id, $post_id, $blog_post['title']);
- }
- }
- /**
- * Adds rating to a certain post or comment
- * @author Toon Keppens
- *
- * @param String $type
- * @param Integer $blog_id
- * @param Integer $item_id
- * @param Integer $rating
- *
- * @return Boolean success
- */
- public static function add_rating($type, $blog_id, $item_id, $rating)
- {
- $userId = api_get_user_id();
- // Init
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $course_id = api_get_course_int_id();
- // Check if the user has already rated this post/comment
- $sql = "SELECT rating_id FROM $tbl_blogs_rating
- WHERE c_id = $course_id AND
- blog_id = '".(int)$blog_id."'
- AND item_id = '".(int)$item_id."'
- AND rating_type = '".Database::escape_string($type)."'
- AND user_id = '".$userId."'";
- $result = Database::query($sql);
- // Add rating
- if (Database::num_rows($result) == 0) {
- $sql = "INSERT INTO $tbl_blogs_rating (c_id, blog_id, rating_type, item_id, user_id, rating )
- VALUES ($course_id, '".(int)$blog_id."', '".Database::escape_string($type)."', '".(int)$item_id."', '".$userId."', '".Database::escape_string($rating)."')";
- Database::query($sql);
- return true;
- } else {
- return false;
- }
- }
- /**
- * Shows the rating of user
- *
- * @param String $type
- * @param Integer $blog_id
- * @param Integer $item_id
- *
- * @return array()
- */
- public static function display_rating($type, $blog_id, $item_id)
- {
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $course_id = api_get_course_int_id();
- // Calculate rating
- $sql = "SELECT AVG(rating) as rating
- FROM $tbl_blogs_rating
- WHERE
- c_id = $course_id AND
- blog_id = '".(int)$blog_id."' AND
- item_id = '".(int)$item_id."' AND
- rating_type = '".Database::escape_string($type)."'";
- $result = Database::query($sql);
- $result = Database::fetch_array($result);
- return round($result['rating'], 2);
- }
- /**
- * Shows the rating form if not already rated by that user
- * @author Toon Keppens
- *
- * @param String $type
- * @param Integer $blog_id
- * @param Integer $item_id
- *
- * @return String
- */
- public static function display_rating_form($type, $blog_id, $post_id, $comment_id = null)
- {
- $userId = api_get_user_id();
- $tbl_blogs_rating = Database::get_course_table(TABLE_BLOGS_RATING);
- $course_id = api_get_course_int_id();
- if ($type == 'post') {
- // Check if the user has already rated this post
- $sql = "SELECT rating_id FROM $tbl_blogs_rating
- WHERE c_id = $course_id AND
- blog_id = '".(int)$blog_id."'
- AND item_id = '".(int)$post_id."'
- AND rating_type = '".Database::escape_string($type)."'
- AND user_id = '".$userId."'";
- $result = Database::query($sql);
- // Add rating
- if (Database::num_rows($result) == 0) {
- return ' - '.get_lang('RateThis').': <form method="get" action="blog.php" style="display: inline" id="frm_rating_'.$type.'_'.$post_id.'" name="frm_rating_'.$type.'_'.$post_id.'"><select name="rating" onchange="document.forms[\'frm_rating_'.$type.'_'.$post_id.'\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="'.$type.'" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="'.$blog_id.'" /><input type="hidden" name="post_id" value="'.$post_id.'" /></form>';
- } else {
- // Return
- return '';
- }
- }
- if ($type = 'comment') {
- // Check if the user has already rated this comment
- $sql = "SELECT rating_id FROM $tbl_blogs_rating
- WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."'
- AND item_id = '".(int)$comment_id."'
- AND rating_type = '".Database::escape_string($type)."'
- AND user_id = '".$userId."'";
- $result = Database::query($sql);
- // Add rating
- if (Database::num_rows($result) == 0) {
- return ' - '.get_lang('RateThis').': <form method="get" action="blog.php" style="display: inline" id="frm_rating_'.$type.'_'.$comment_id.'" name="frm_rating_'.$type.'_'.$comment_id.'"><select name="rating" onchange="document.forms[\'frm_rating_'.$type.'_'.$comment_id.'\'].submit()"><option value="">-</option><option value="1">1</option><option value="2">2</option><option value="3">3</option><option value="4">4</option><option value="5">5</option><option value="6">6</option><option value="7">7</option><option value="8">8</option><option value="9">9</option><option value="10">10</option></select><input type="hidden" name="action" value="view_post" /><input type="hidden" name="type" value="'.$type.'" /><input type="hidden" name="do" value="rate" /><input type="hidden" name="blog_id" value="'.$blog_id.'" /><input type="hidden" name="post_id" value="'.$post_id.'" /><input type="hidden" name="comment_id" value="'.$comment_id.'" /></form>';
- } else {
- // Return
- return '';
- }
- }
- }
- /**
- * This functions gets all replys to a post, threaded.
- *
- * @param Integer $current
- * @param Integer $current_level
- * @param Integer $blog_id
- * @param Integer $post_id
- * @param int $task_id
- */
- public static function get_threaded_comments($current = 0, $current_level = 0, $blog_id, $post_id, $task_id = 0)
- {
- // Init
- $tbl_blogs_comments = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- global $charset, $dateFormatLong;
- $course_id = api_get_course_int_id();
- // Select top level comments
- $next_level = $current_level + 1;
- $sql = "SELECT comments.*, user.lastname, user.firstname, user.username, task.color
- FROM $tbl_blogs_comments comments
- INNER JOIN $tbl_users user ON comments.author_id = user.user_id
- LEFT JOIN $tbl_blogs_tasks task ON comments.task_id = task.task_id AND task.c_id = $course_id
- WHERE comments.c_id = $course_id AND
- parent_comment_id = $current AND
- comments.blog_id = '".(int)$blog_id."' AND
- comments.post_id = '".(int)$post_id."'";
- $result = Database::query($sql);
- while ($comment = Database::fetch_array($result)) {
- // Select the children recursivly
- $tmp = "SELECT comments.*, user.lastname, user.firstname, user.username FROM $tbl_blogs_comments comments
- INNER JOIN $tbl_users user ON comments.author_id = user.user_id
- WHERE
- comments.c_id = $course_id AND
- comment_id = $current
- AND blog_id = '".(int)$blog_id."'
- AND post_id = '".(int)$post_id."'";
- $tmp = Database::query($tmp);
- $tmp = Database::fetch_array($tmp);
- $parent_cat = $tmp['parent_comment_id'];
- $border_color = '';
- // Prepare data
- $comment_text = Text::make_clickable(stripslashes($comment['comment']));
- $blog_comment_date = api_convert_and_format_date(
- $comment['date_creation'],
- null,
- date_default_timezone_get()
- );
- $blog_comment_actions = "";
- if (api_is_allowed('BLOG_'.$blog_id, 'article_comments_delete', $task_id)) {
- $blog_comment_actions .= '<a href="blog.php?action=view_post&blog_id='.$blog_id.'&post_id='.$post_id.'&do=delete_comment&comment_id='.$comment['comment_id'].'&task_id='.$task_id.'" title="'.get_lang(
- 'DeleteThisComment'
- ).'" onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;">'.Display::return_icon('delete.png').'</a>';
- }
- if (api_is_allowed('BLOG_'.$blog_id, 'article_comments_rate')) {
- $rating_select = Blog::display_rating_form('comment', $blog_id, $post_id, $comment['comment_id']);
- }
- if (!is_null($comment['task_id'])) {
- $border_color = ' border-left: 3px solid #'.$comment['color'];
- }
- $comment_text = stripslashes($comment_text);
- // Output...
- $margin = $current_level * 30;
- echo '<div class="blogpost_comment" style="margin-left: '.$margin.'px;'.$border_color.'">';
- echo '<span class="blogpost_comment_title"><a href="#add_comment" onclick="document.getElementById(\'comment_parent_id\').value=\''.$comment['comment_id'].'\'; document.getElementById(\'comment_title\').value=\'Re: '.addslashes(
- $comment['title']
- ).'\'" title="'.get_lang('ReplyToThisComment').'" >'.stripslashes($comment['title']).'</a></span>';
- echo '<span class="blogpost_comment_date">'.$blog_comment_date.'</span>';
- echo '<span class="blogpost_text">'.$comment_text.'</span>';
- $file_name_array = get_blog_attachment($blog_id, $post_id, $comment['comment_id']);
- if (!empty($file_name_array)) {
- echo '<br /><br />';
- echo Display::return_icon('attachment.gif', get_lang('Attachment'));
- echo '<a href="download.php?file=';
- echo $file_name_array['path'];
- echo ' "> '.$file_name_array['filename'].' </a>';
- echo '<span class="attachment_comment">';
- echo $file_name_array['comment'];
- echo '</span><br />';
- }
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $comment['username']), ENT_QUOTES);
- echo '<span class="blogpost_comment_info">'.get_lang('Author').': '.Display::tag(
- 'span',
- api_get_person_name($comment['firstname'], $comment['lastname']),
- array('title' => $username)
- ).' - '.get_lang('Rating').': '.Blog::display_rating(
- 'comment',
- $blog_id,
- $comment['comment_id']
- ).$rating_select.'</span>';
- echo '<span class="blogpost_actions">'.$blog_comment_actions.'</span>';
- echo '</div>';
- // Go further down the tree.
- Blog::get_threaded_comments($comment['comment_id'], $next_level, $blog_id, $post_id);
- }
- }
- /**
- * Displays the form to create a new post
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_form_new_post($blog_id)
- {
- if (api_is_allowed('BLOG_'.$blog_id, 'article_add')) {
- $url = api_get_path(WEB_PUBLIC_PATH).'main/blog/blog.php?action=new_post&blog_id='.$blog_id;
- $form = new FormValidator('add_post', 'post', $url, null, array('enctype' => 'multipart/form-data'));
- $form->addElement('header', get_lang('NewPost'));
- $form->addElement('hidden', 'post_title_edited', 'false');
- $form->addElement('hidden', 'new_post_submit', 'true');
- self::setForm($form);
- $form->display();
- } else {
- api_not_allowed();
- }
- }
- /**
- * @param FormValidator $form
- * @return mixed
- */
- public static function setForm($form)
- {
- $form->addElement('hidden', 'action', '');
- $form->addElement('text', 'post_title', get_lang('Title'));
- $form->addRule('post_title', get_lang('ThisFieldIsRequired'), 'required');
- $form->addElement('html_editor', 'post_full_text', get_lang('Content'));
- $form->addElement('file', 'user_upload', get_lang('AddAnAttachment'));
- $form->addElement('text', 'post_file_comment', get_lang('FileComment'));
- $form->addElement('button', 'submit', get_lang('Save'));
- return $form;
- }
- /**
- * Displays the form to edit a post
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_form_edit_post($blog_id, $post_id)
- {
- // Init
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $course_id = api_get_course_int_id();
- // Get posts and author
- $sql = "SELECT post.*, user.lastname, user.firstname FROM $tbl_blogs_posts post
- INNER JOIN $tbl_users user ON post.author_id = user.user_id
- WHERE
- post.c_id = $course_id AND
- post.blog_id = '".(int)$blog_id."'
- AND post.post_id = '".(int)$post_id."'
- ORDER BY post_id DESC";
- $result = Database::query($sql);
- $blog_post = Database::fetch_array($result);
- // Prepare data
- $blog_post_text = stripslashes($blog_post['full_text']);
- $text = isset($_POST['post_full_text']) ? stripslashes($_POST['post_full_text']) : $blog_post_text;
- $url = api_get_path(WEB_PUBLIC_PATH).'main/blog/blog.php?action=edit_post&post_id='.intval($_GET['post_id']).'&blog_id='.intval($blog_id).'&article_id='.intval($_GET['article_id']).'&task_id='.intval($_GET['task_id']);
- $form = new FormValidator('edit_post', 'post', $url, null, array('enctype' => 'multipart/form-data'));
- $form->addElement('header', get_lang('EditPost'));
- $form->addElement('hidden', 'edit_post_submit', 'true');
- $form->addElement('hidden', 'post_id', intval($_GET['post_id']));
- $defaults = array(
- 'post_title' => $blog_post['title'],
- 'post_full_text' => $text,
- );
- $form->setDefaults($defaults);
- self::setForm($form);
- $form->display();
- }
- /**
- * Displays a list of tasks in this blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_task_list($blog_id)
- {
- global $charset;
- $course_id = api_get_course_int_id();
- if (api_is_allowed('BLOG_'.$blog_id, 'article_add')) {
- // Init
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $counter = 0;
- global $color2;
- echo '<div class="actions">';
- echo '<a href="'.api_get_self().'?action=manage_tasks&blog_id='.$blog_id.'&do=add">'.
- Display::return_icon('blog_newtasks.gif', get_lang('AddTasks')).' '.get_lang('AddTasks').'</a> ';
- echo '<a href="'.api_get_self().'?action=manage_tasks&blog_id='.$blog_id.'&do=assign">'.
- Display::return_icon('blog_task.gif', get_lang('AssignTasks')).''.get_lang('AssignTasks').'</a>';
- ?>
- <a href="<?php echo api_get_self(); ?>?action=manage_rights&blog_id=<?php echo $blog_id ?>"
- title="<?php echo get_lang('ManageRights') ?>"><?php echo Display::return_icon(
- 'blog_admin_users.png',
- get_lang('RightsManager'),
- '',
- ICON_SIZE_SMALL
- ).get_lang('RightsManager') ?></a>
- <?php
- echo '</div>';
- echo '<span class="blogpost_title">'.get_lang('TaskList').'</span><br />';
- echo "<table class=\"data_table\">";
- echo "<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
- "<th width='240'><b>", get_lang('Title'), "</b></th>",
- "<th><b>", get_lang('Description'), "</b></th>",
- "<th><b>", get_lang('Color'), "</b></th>",
- "<th width='50'><b>", get_lang('Modify'), "</b></th>",
- "</tr>";
- $sql = " SELECT
- blog_id,
- task_id,
- blog_id,
- title,
- description,
- color,
- system_task
- FROM ".$tbl_blogs_tasks."
- WHERE c_id = $course_id AND blog_id = ".(int)$blog_id."
- ORDER BY system_task, title";
- $result = Database::query($sql);
- while ($task = Database::fetch_array($result)) {
- $counter++;
- $css_class = (($counter % 2) == 0) ? "row_odd" : "row_even";
- $delete_icon = ($task['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
- $delete_title = ($task['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
- $delete_link = ($task['system_task'] == '1') ? '#' : api_get_self(
- ).'?action=manage_tasks&blog_id='.$task['blog_id'].'&do=delete&task_id='.$task['task_id'];
- $delete_confirm = ($task['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;"';
- echo '<tr class="'.$css_class.'" valign="top">',
- '<td width="240">'.Security::remove_XSS($task['title']).'</td>',
- '<td>'.Security::remove_XSS($task['description']).'</td>',
- '<td><span style="background-color: #'.$task['color'].'"> </span></td>',
- '<td width="50">',
- '<a href="'.api_get_self().'?action=manage_tasks&blog_id='.$task['blog_id'].'&do=edit&task_id='.$task['task_id'].'">',
- Display::return_icon('edit.png', get_lang('EditTask')),
- "</a>",
- '<a href="'.$delete_link.'"', $delete_confirm,'>
- '.Display::return_icon($delete_icon, $delete_title).
- "</a>",
- '</td>',
- '</tr>';
- }
- echo "</table>";
- }
- }
- /**
- * Displays a list of tasks assigned to a user in this blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_assigned_task_list($blog_id)
- {
- // Init
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $counter = 0;
- global $charset, $color2;
- echo '<span class="blogpost_title">'.get_lang('AssignedTasks').'</span><br />';
- echo "<table class=\"data_table\">";
- echo "<tr bgcolor=\"$color2\" align=\"center\" valign=\"top\">",
- "<th width='240'><b>", get_lang('Member'), "</b></th>",
- "<th><b>", get_lang('Task'), "</b></th>",
- "<th><b>", get_lang('Description'), "</b></th>",
- "<th><b>", get_lang('TargetDate'), "</b></th>",
- "<th width='50'><b>", get_lang('Modify'), "</b></th>",
- "</tr>";
- $course_id = api_get_course_int_id();
- $sql = "SELECT task_rel_user.*, task.title, user.firstname, user.lastname, user.username, task.description, task.system_task, task.blog_id, task.task_id
- FROM $tbl_blogs_tasks_rel_user task_rel_user
- INNER JOIN $tbl_blogs_tasks task ON task_rel_user.task_id = task.task_id
- INNER JOIN $tbl_users user ON task_rel_user.user_id = user.user_id
- WHERE task_rel_user.c_id = $course_id AND
- task.c_id = $course_id AND
- task_rel_user.blog_id = '".(int)$blog_id."'
- ORDER BY target_date ASC";
- $result = Database::query($sql);
- while ($assignment = Database::fetch_array($result)) {
- $counter++;
- $css_class = (($counter % 2) == 0) ? "row_odd" : "row_even";
- $delete_icon = ($assignment['system_task'] == '1') ? "delete_na.gif" : "delete.gif";
- $delete_title = ($assignment['system_task'] == '1') ? get_lang('DeleteSystemTask') : get_lang('DeleteTask');
- $delete_link = ($assignment['system_task'] == '1') ? '#' : api_get_self(
- ).'?action=manage_tasks&blog_id='.$assignment['blog_id'].'&do=delete&task_id='.$assignment['task_id'];
- $delete_confirm = ($assignment['system_task'] == '1') ? '' : 'onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;"';
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $assignment['username']), ENT_QUOTES);
- echo '<tr class="'.$css_class.'" valign="top">',
- '<td width="240">'.Display::tag(
- 'span',
- api_get_person_name($assignment['firstname'], $assignment['lastname']),
- array('title' => $username)
- ).'</td>',
- '<td>'.stripslashes($assignment['title']).'</td>',
- '<td>'.stripslashes($assignment['description']).'</td>',
- '<td>'.$assignment['target_date'].'</td>',
- '<td width="50">',
- '<a href="'.api_get_self().'?action=manage_tasks&blog_id='.$assignment['blog_id'].'&do=edit_assignment&task_id='.$assignment['task_id'].'&user_id='.$assignment['user_id'].'">',
- Display::return_icon('edit.png', get_lant('EditTask')),
- "</a>",
- '<a href="'.api_get_self(
- ).'?action=manage_tasks&blog_id='.$assignment['blog_id'].'&do=delete_assignment&task_id='.$assignment['task_id'].'&user_id='.$assignment['user_id'].'" ',
- 'onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;"',
- Display::return_icon($delete_icon, $delete_title),
- "</a>",
- '</td>',
- '</tr>';
- }
- echo "</table>";
- }
- /**
- * Displays new task form
- * @author Toon Keppens
- *
- */
- public static function display_new_task_form($blog_id)
- {
- // Init
- $colors = array(
- 'FFFFFF',
- 'FFFF99',
- 'FFCC99',
- 'FF9933',
- 'FF6699',
- 'CCFF99',
- 'CC9966',
- '66FF00',
- '9966FF',
- 'CF3F3F',
- '990033',
- '669933',
- '0033FF',
- '003366',
- '000000'
- );
- // form
- echo '<form name="add_task" method="post" action="blog.php?action=manage_tasks&blog_id='.$blog_id.'">';
- // form title
- echo '<legend>'.get_lang('AddTask').'</legend>';
- // task title
- echo ' <div class="control-group">
- <label class="control-label">
- <span class="form_required">*</span>'.get_lang('Title').'
- </label>
- <div class="controls">
- <input name="task_name" type="text" size="70" />
- </div>
- </div>';
- // task comment
- echo ' <div class="control-group">
- <label class="control-label">
- '.get_lang('Description').'
- </label>
- <div class="controls">
- <textarea name="task_description" cols="45"></textarea>
- </div>
- </div>';
- // task management
- echo ' <div class="control-group">
- <label class="control-label">
- '.get_lang('TaskManager').'
- </label>
- <div class="controls">';
- echo "\t\t\t".'<table class="data_table" cellspacing="0" style="border-collapse:collapse; width:446px;">';
- echo "\t\t\t\t".'<tr>'."";
- echo "\t\t\t\t\t".'<th colspan="2" style="width:223px;">'.get_lang('ArticleManager').'</th>'."";
- echo "\t\t\t\t\t".'<th width:223px;>'.get_lang('CommentManager').'</th>'."";
- echo "\t\t\t\t".'</tr>'."";
- echo "\t\t\t\t".'<tr>'."";
- echo "\t\t\t\t\t".'<th style="width:111px;"><label for="articleDelete">'.get_lang(
- 'Delete'
- ).'</label></th>'."";
- echo "\t\t\t\t\t".'<th style="width:112px;"><label for="articleEdit">'.get_lang('Edit').'</label></th>'."";
- echo "\t\t\t\t\t".'<th style="width:223px;"><label for="commentsDelete">'.get_lang(
- 'Delete'
- ).'</label></th>'."";
- echo "\t\t\t\t".'</tr>'."";
- echo "\t\t\t\t".'<tr>'."";
- echo "\t\t\t\t\t".'<td style="text-align:center;"><input id="articleDelete" name="chkArticleDelete" type="checkbox" /></td>'."";
- echo "\t\t\t\t\t".'<td style="text-align:center;"><input id="articleEdit" name="chkArticleEdit" type="checkbox" /></td>'."";
- echo "\t\t\t\t\t".'<td style="border:1px dotted #808080; text-align:center;"><input id="commentsDelete" name="chkCommentsDelete" type="checkbox" /></td>'."";
- echo "\t\t\t\t".'</tr>'."";
- echo "\t\t\t".'</table>'."";
- echo ' </div>
- </div>';
- // task color
- echo ' <div class="control-group">
- <label class="control-label">
- '.get_lang('Color').'
- </label>
- <div class="controls">';
- echo ' <select name="task_color" id="color" style="width: 150px; background-color: #eeeeee" onchange="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value" onkeypress="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value">';
- foreach ($colors as $color) {
- $style = 'style="background-color: #'.$color.'"';
- echo '<option value="'.$color.'" '.$style.'> </option>';
- }
- echo ' </select>';
- echo ' </div>
- </div>';
- // submit
- echo ' <div class="control-group">
- <div class="controls">
- <input type="hidden" name="action" value="" />
- <input type="hidden" name="new_task_submit" value="true" />
- <button class="save" type="submit" name="Submit">'.get_lang('Save').'</button>
- </div>
- </div>';
- echo '</form>';
- echo '<div style="clear:both; margin-bottom: 10px;"></div>';
- }
- /**
- * Displays edit task form
- * @author Toon Keppens
- *
- */
- public static function display_edit_task_form($blog_id, $task_id)
- {
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $course_id = api_get_course_int_id();
- $colors = array(
- 'FFFFFF',
- 'FFFF99',
- 'FFCC99',
- 'FF9933',
- 'FF6699',
- 'CCFF99',
- 'CC9966',
- '66FF00',
- '9966FF',
- 'CF3F3F',
- '990033',
- '669933',
- '0033FF',
- '003366',
- '000000'
- );
- $sql = "SELECT blog_id, task_id, title, description, color FROM $tbl_blogs_tasks WHERE c_id = $course_id AND task_id = '".(int)$task_id."'";
- $result = Database::query($sql);
- $task = Database::fetch_array($result);
- // Display
- echo '<form name="edit_task" method="post" action="blog.php?action=manage_tasks&blog_id='.$blog_id.'">
- <legend>'.get_lang('EditTask').'</legend>
- <table width="100%" border="0" cellspacing="2">
- <tr>
- <td align="right">'.get_lang('Title').': </td>
- <td><input name="task_name" type="text" size="70" value="'.Security::remove_XSS($task['title']).'" /></td>
- </tr>
- <tr>
- <td align="right">'.get_lang('Description').': </td>
- <td><textarea name="task_description" cols="45">'.Security::remove_XSS($task['description']).'</textarea></td>
- </tr>';
- /* edit by Kevin Van Den Haute (kevin@develop-it.be) */
- $tbl_tasks_permissions = Database::get_course_table(TABLE_BLOGS_TASKS_PERMISSIONS);
- $sql = " SELECT id, action FROM ".$tbl_tasks_permissions."
- WHERE c_id = $course_id AND task_id = '".(int)$task_id."'";
- $result = Database::query($sql);
- $arrPermissions = array();
- while ($row = Database::fetch_array($result)) {
- $arrPermissions[] = $row['action'];
- }
- echo "\t".'<tr>'."";
- echo "\t\t".'<td style="text-align:right; vertical-align:top;">'.get_lang(
- 'TaskManager'
- ).': </td>'."";
- echo "\t\t".'<td>'."";
- echo "\t\t\t".'<table class="data_table" cellspacing="0" style="border-collapse:collapse; width:446px;">';
- echo "\t\t\t\t".'<tr>'."";
- echo "\t\t\t\t\t".'<th colspan="2" style="width:223px;">'.get_lang('ArticleManager').'</th>'."";
- echo "\t\t\t\t\t".'<th width:223px;>'.get_lang('CommentManager').'</th>'."";
- echo "\t\t\t\t".'</tr>'."";
- echo "\t\t\t\t".'<tr>'."";
- echo "\t\t\t\t\t".'<th style="width:111px;"><label for="articleDelete">'.get_lang(
- 'Delete'
- ).'</label></th>'."";
- echo "\t\t\t\t\t".'<th style="width:112px;"><label for="articleEdit">'.get_lang('Edit').'</label></th>'."";
- echo "\t\t\t\t\t".'<th style="width:223px;"><label for="commentsDelete">'.get_lang(
- 'Delete'
- ).'</label></th>';
- echo "\t\t\t\t".'</tr>';
- echo "\t\t\t\t".'<tr>';
- echo "\t\t\t\t\t".'<td style="text-align:center;"><input '.((in_array(
- 'article_delete',
- $arrPermissions
- )) ? 'checked ' : '').'id="articleDelete" name="chkArticleDelete" type="checkbox" /></td>';
- echo "\t\t\t\t\t".'<td style="text-align:center;"><input '.((in_array(
- 'article_edit',
- $arrPermissions
- )) ? 'checked ' : '').'id="articleEdit" name="chkArticleEdit" type="checkbox" /></td>';
- echo "\t\t\t\t\t".'<td style="text-align:center;"><input '.((in_array(
- 'article_comments_delete',
- $arrPermissions
- )) ? 'checked ' : '').'id="commentsDelete" name="chkCommentsDelete" type="checkbox" /></td>';
- echo "\t\t\t\t".'</tr>';
- echo "\t\t\t".'</table>';
- echo "\t\t".'</td>';
- echo "\t".'</tr>';
- /* end of edit */
- echo '<tr>
- <td align="right">'.get_lang('Color').': </td>
- <td>
- <select name="task_color" id="color" style="width: 150px; background-color: #'.$task['color'].'" onchange="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value" onkeypress="document.getElementById(\'color\').style.backgroundColor=\'#\'+document.getElementById(\'color\').value">';
- foreach ($colors as $color) {
- $selected = ($color == $task['color']) ? ' selected' : '';
- $style = 'style="background-color: #'.$color.'"';
- echo '<option value="'.$color.'" '.$style.' '.$selected.' > </option>';
- }
- echo ' </select>
- </td>
- </tr>
- <tr>
- <td align="right"> </td>
- <td><br /><input type="hidden" name="action" value="" />
- <input type="hidden" name="edit_task_submit" value="true" />
- <input type="hidden" name="task_id" value="'.$task['task_id'].'" />
- <input type="hidden" name="blog_id" value="'.$task['blog_id'].'" />
- <button class="save" type="submit" name="Submit">'.get_lang('Save').'</button></td>
- </tr>
- </table>
- </form>';
- }
- /**
- * Displays assign task form
- * @author Toon Keppens
- *
- */
- public static function display_assign_task_form($blog_id)
- {
- // Init
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $day = date("d");
- $month = date("m");
- $year = date("Y");
- global $MonthsLong;
- $course_id = api_get_course_int_id();
- // Get users in this blog / make select list of it
- $sql = "SELECT user.user_id, user.firstname, user.lastname, user.username FROM $tbl_users user
- INNER JOIN $tbl_blogs_rel_user blogs_rel_user
- ON user.user_id = blogs_rel_user.user_id
- WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".(int)$blog_id."'";
- $result = Database::query($sql);
- $select_user_list = '<select name="task_user_id">';
- while ($user = Database::fetch_array($result)) {
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $user['username']), ENT_QUOTES);
- $select_user_list .= '<option title="'.$username.'" value="'.$user['user_id'].'">'.api_get_person_name(
- $user['firstname'],
- $user['lastname']
- ).'</option>';
- }
- $select_user_list .= '</select>';
- // Get tasks in this blog / make select list of it
- $sql = "
- SELECT
- blog_id,
- task_id,
- blog_id,
- title,
- description,
- color,
- system_task
- FROM ".$tbl_blogs_tasks."
- WHERE c_id = $course_id AND blog_id = ".(int)$blog_id."
- ORDER BY system_task, title";
- $result = Database::query($sql);
- $select_task_list = '<select name="task_task_id">';
- while ($task = Database::fetch_array($result)) {
- $select_task_list .= '<option value="'.$task['task_id'].'">'.stripslashes($task['title']).'</option>';
- }
- $select_task_list .= '</select>';
- // form
- echo '<form name="assign_task" method="post" action="blog.php?action=manage_tasks&blog_id='.$blog_id.'">';
- // form title
- echo '<legend>'.get_lang('AssignTask').'</legend>';
- // user
- echo ' <div class="control-group">
- <label class="control-label">
- <span class="form_required">*</span>'.get_lang('SelectUser').'
- </label>
- <div class="controls">
- '.$select_user_list.'
- </div>
- </div>';
- // task
- echo ' <div class="control-group">
- <label class="control-label">
- <span class="form_required">*</span>'.get_lang('SelectTask').'
- </label>
- <div class="controls">
- '.$select_task_list.'
- </div>
- </div>';
- // date
- echo ' <div class="control-group">
- <label class="control-label">
- <span class="form_required">*</span>'.get_lang('SelectTargetDate').'
- </label>
- <div class="controls">';
- echo ' <select name="task_day">';
- for ($i = 1; $i <= 31; $i++) {
- // values need to have double digits
- $value = ($i <= 9 ? "0".$i : $i);
- // the current day is indicated with [] around the date
- if ($value == $day) {
- echo "\t\t\t\t <option value=\"".$value."\" selected> ".$i." </option>\n";
- } else {
- echo "\t\t\t\t <option value=\"".$value."\">".$i."</option>\n";
- }
- }
- echo '</select>
- <select name="task_month">';
- for ($i = 1; $i <= 12; $i++) {
- // values need to have double digits
- $value = ($i <= 9 ? "0".$i : $i);
- if ($value == $month) {
- echo "\t\t\t\t <option value=\"".$value."\" selected>".$MonthsLong[$i - 1]."</option>\n";
- } else {
- echo "\t\t\t\t <option value=\"".$value."\">".$MonthsLong[$i - 1]."</option>\n";
- }
- }
- echo '</select>
- <select name="task_year">
- <option value="'.($year - 1).'">'.($year - 1).'</option>
- <option value="'.$year.'" selected> '.$year.' </option>';
- for ($i = 1; $i <= 5; $i++) {
- $value = $year + $i;
- echo "<option value=\"".$value."\">".$value."</option>";
- }
- echo '</select>
- <a title="Kalender" href="javascript:openCalendar(\'assign_task\', \'task_\')">
- '.Display::return_icon('calendar_select.gif').'
- </a>';
- echo ' </div>
- </div>';
- // submit
- echo ' <div class="control-group">
- <label class="control-label">
- </div>
- <div class="controls">
- <input type="hidden" name="action" value="" />
- <input type="hidden" name="assign_task_submit" value="true" />
- <button class="save" type="submit" name="Submit">'.get_lang('Ok').'</button>
- </div>
- </div>';
- echo '</form>';
- echo '<div style="clear: both; margin-bottom:10px;"></div>';
- }
- /**
- * Displays assign task form
- * @author Toon Keppens
- *
- */
- public static function display_edit_assigned_task_form($blog_id, $task_id, $user_id)
- {
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $course_id = api_get_course_int_id();
- $year = date("Y");
- global $MonthsLong;
- // Get assignd date;
- $sql = "
- SELECT target_date
- FROM $tbl_blogs_tasks_rel_user
- WHERE c_id = $course_id AND
- blog_id = '".(int)$blog_id."' AND
- user_id = '".(int)$user_id."' AND
- task_id = '".(int)$task_id."'";
- $result = Database::query($sql);
- $row = Database::fetch_assoc($result);
- $old_date = $row['target_date'];
- $date = explode('-', $row['target_date']);
- // Get users in this blog / make select list of it
- $sql = "
- SELECT user.user_id, user.firstname, user.lastname, user.username
- FROM $tbl_users user
- INNER JOIN $tbl_blogs_rel_user blogs_rel_user ON user.user_id = blogs_rel_user.user_id
- WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".(int)$blog_id."'";
- $result = Database::query($sql);
- $select_user_list = '<select name="task_user_id">';
- while ($user = Database::fetch_array($result)) {
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $user['username']), ENT_QUOTES);
- $select_user_list .= '<option title="'.$username.'"'.(($user_id == $user['user_id']) ? 'selected="selected "' : ' ').'value="'.$user['user_id'].'">'.api_get_person_name(
- $user['firstname'],
- $user['lastname']
- ).'</option>';
- }
- $select_user_list .= '</select>';
- // Get tasks in this blog / make select list of it
- $sql = "
- SELECT
- blog_id,
- task_id,
- title,
- description,
- color,
- system_task
- FROM ".$tbl_blogs_tasks."
- WHERE c_id = $course_id AND blog_id = ".(int)$blog_id."
- ORDER BY system_task, title";
- $result = Database::query($sql);
- $select_task_list = '<select name="task_task_id">';
- while ($task = Database::fetch_array($result)) {
- //if(!in_array($task['task_id'], $arrUserTasks) || $task_id == $task['task_id'])
- $select_task_list .= '<option '.(($task_id == $task['task_id']) ? 'selected="selected "' : ' ').'value="'.$task['task_id'].'">'.stripslashes(
- $task['title']
- ).'</option>';
- }
- $select_task_list .= '</select>';
- // Display
- echo '<form name="assign_task" method="post" action="blog.php?action=manage_tasks&blog_id='.$blog_id.'">
- <table width="100%" border="0" cellspacing="2" cellpadding="0" style="background-color: #f6f6f6; border: 1px solid #dddddd">
- <tr>
- <td width="200"></td>
- <td><b>'.get_lang('AssignTask').'</b><br /><br /></td>
- </tr>
- <tr>
- <td align="right">'.get_lang('SelectUser').': </td>
- <td>'.$select_user_list.'</td>
- </tr>
- <tr>
- <td align="right">'.get_lang('SelectTask').': </td>
- <td>'.$select_task_list.'</td>
- </tr>
- <tr>
- <td align="right">'.get_lang('SelectTargetDate').': </td>
- <td>
- <select name="task_day">';
- for ($i = 1; $i <= 31; $i++) {
- // values need to have double digits
- $value = ($i <= 9 ? "0".$i : $i);
- echo "\t\t\t\t<option ".(($date[2] == $value) ? 'selected="selected "' : ' ')."value=\"".$value."\">".$i."</option>\n";
- }
- echo '</select>
- <select name="task_month">';
- for ($i = 1; $i <= 12; $i++) {
- // values need to have double digits
- $value = ($i <= 9 ? "0".$i : $i);
- echo "\t\t\t\t<option ".(($date[1] == $value) ? 'selected="selected "' : ' ')."value=\"".$value."\">".$MonthsLong[$i - 1]."</option>\n";
- }
- echo '</select>
- <select name="task_year">
- <option value="'.($year - 1).'">'.($year - 1).'</option>
- <option value="'.$year.'" selected> '.$year.' </option>';
- for ($i = 1; $i <= 5; $i++) {
- $value = $year + $i;
- echo "\t\t\t\t<option ".(($date[0] == $value) ? 'selected="selected "' : ' ')."value=\"".$value."\">".$value."</option>\n";
- }
- echo '</select>
- <a title="Kalender" href="javascript:openCalendar(\'assign_task\', \'task_\')">
- '.Display::return_icon('calendar_select.gif').'
- </a>
- </td>
- </tr>
- <tr>
- <td align="right"> </td>
- <input type="hidden" name="action" value="" />
- <input type="hidden" name="old_task_id" value="'.$task_id.'" />
- <input type="hidden" name="old_user_id" value="'.$user_id.'" />
- <input type="hidden" name="old_target_date" value="'.$old_date.'" />
- <input type="hidden" name="assign_task_edit_submit" value="true" />
- <td><br /><button class="save type="submit" name="Submit">'.get_lang('Ok').'</button></td>
- </tr>
- </table>
- </form>';
- }
- /**
- * Assigns a task to a user in a blog
- *
- * @param Integer $blog_id
- * @param Integer $user_id
- * @param Integer $task_id
- * @param Date $target_date
- */
- public static function assign_task($blog_id, $user_id, $task_id, $target_date)
- {
- // Init
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $course_id = api_get_course_int_id();
- $sql = "
- SELECT COUNT(*) as 'number'
- FROM ".$tbl_blogs_tasks_rel_user."
- WHERE c_id = $course_id AND
- blog_id = ".(int)$blog_id."
- AND user_id = ".(int)$user_id."
- AND task_id = ".(int)$task_id."
- ";
- $result = @Database::query($sql);
- $row = Database::fetch_assoc($result);
- if ($row['number'] == 0) {
- $sql = "
- INSERT INTO ".$tbl_blogs_tasks_rel_user." (
- c_id,
- blog_id,
- user_id,
- task_id,
- target_date
- ) VALUES (
- '".(int)$course_id."',
- '".(int)$blog_id."',
- '".(int)$user_id."',
- '".(int)$task_id."',
- '".Database::escape_string($target_date)."'
- )";
- $result = @Database::query($sql);
- }
- }
- public static function edit_assigned_task(
- $blog_id,
- $user_id,
- $task_id,
- $target_date,
- $old_user_id,
- $old_task_id,
- $old_target_date
- ) {
- // Init
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $course_id = api_get_course_int_id();
- $sql = "SELECT COUNT(*) as 'number'
- FROM ".$tbl_blogs_tasks_rel_user."
- WHERE
- c_id = $course_id AND
- blog_id = ".(int)$blog_id." AND
- user_id = ".(int)$user_id." AND
- task_id = ".(int)$task_id."
- ";
- $result = @Database::query($sql);
- $row = Database::fetch_assoc($result);
- if ($row['number'] == 0 || ($row['number'] != 0 && $task_id == $old_task_id && $user_id == $old_user_id)) {
- $sql = "
- UPDATE ".$tbl_blogs_tasks_rel_user."
- SET
- user_id = ".(int)$user_id.",
- task_id = ".(int)$task_id.",
- target_date = '".Database::escape_string($target_date)."'
- WHERE
- c_id = $course_id AND
- blog_id = ".(int)$blog_id." AND
- user_id = ".(int)$old_user_id." AND
- task_id = ".(int)$old_task_id." AND
- target_date = '".Database::escape_string($old_target_date)."'
- ";
- $result = @Database::query($sql);
- }
- }
- /**
- * Displays a list with posts a user can select to execute his task.
- *
- * @param Integer $blog_id
- * @param unknown_type $task_id
- */
- public static function display_select_task_post($blog_id, $task_id)
- {
- // Init
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $course_id = api_get_course_int_id();
- $sql = "SELECT title, description FROM $tbl_blogs_tasks
- WHERE task_id = '".(int)$task_id."'
- AND c_id = $course_id";
- $result = Database::query($sql);
- $row = Database::fetch_assoc($result);
- // Get posts and authors
- $sql = "SELECT post.*, user.lastname, user.firstname, user.username
- FROM $tbl_blogs_posts post
- INNER JOIN $tbl_users user ON post.author_id = user.user_id
- WHERE post.blog_id = '".(int)$blog_id."' AND post.c_id = $course_id
- ORDER BY post_id DESC
- LIMIT 0, 100";
- $result = Database::query($sql);
- // Display
- echo '<span class="blogpost_title">'.get_lang('SelectTaskArticle').' "'.stripslashes($row['title']).'"</span>';
- echo '<span style="font-style: italic;"">'.stripslashes($row['description']).'</span><br><br>';
- if (Database::num_rows($result) > 0) {
- while ($blog_post = Database::fetch_array($result)) {
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $blog_post['username']), ENT_QUOTES);
- echo '<a href="blog.php?action=execute_task&blog_id='.$blog_id.'&task_id='.$task_id.'&post_id='.$blog_post['post_id'].'#add_comment">'.stripslashes(
- $blog_post['title']
- ).'</a>, '.get_lang('WrittenBy').' '.stripslashes(
- Display::tag(
- 'span',
- api_get_person_name($blog_post['firstname'], $blog_post['lastname']),
- array('title' => $username)
- )
- ).'<br />';
- }
- } else {
- echo get_lang('NoArticles');
- }
- }
- /**
- * Subscribes a user to a given blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- * @param Integer $user_id
- */
- public static function set_user_subscribed($blog_id, $user_id)
- {
- // Init
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- $tbl_user_permissions = Database::get_course_table(TABLE_PERMISSION_USER);
- $course_id = api_get_course_int_id();
- // Subscribe the user
- $sql = "INSERT INTO $tbl_blogs_rel_user (c_id, blog_id, user_id ) VALUES ($course_id, '".(int)$blog_id."', '".(int)$user_id."');";
- Database::query($sql);
- // Give this user basic rights
- $sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action) VALUES ($course_id, '".(int)$user_id."','BLOG_".(int)$blog_id."','article_add')";
- Database::query($sql);
- $sql = "INSERT INTO $tbl_user_permissions (c_id, user_id,tool,action) VALUES ($course_id, '".(int)$user_id."','BLOG_".(int)$blog_id."','article_comments_add')";
- Database::query($sql);
- }
- /**
- * Unsubscribe a user from a given blog
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- * @param Integer $user_id
- */
- public static function set_user_unsubscribed($blog_id, $user_id)
- {
- // Init
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- $tbl_user_permissions = Database::get_course_table(TABLE_PERMISSION_USER);
- // Unsubscribe the user
- $sql = "DELETE FROM $tbl_blogs_rel_user WHERE blog_id = '".(int)$blog_id."' AND user_id = '".(int)$user_id."'";
- $result = @Database::query($sql);
- // Remove this user's permissions.
- $sql = "DELETE FROM $tbl_user_permissions WHERE user_id = '".(int)$user_id."'";
- $result = Database::query($sql);
- }
- /**
- * Displays the form to register users in a blog (in a course)
- * The listed users are users subcribed in the course.
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- *
- * @return Html Form with sortable table with users to subcribe in a blog, in a course.
- */
- public static function display_form_user_subscribe($blog_id)
- {
- // Init
- $_course = api_get_course_info();
- $is_western_name_order = api_is_western_name_order();
- $currentCourse = $_course['sysCode'];
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- echo '<legend>'.get_lang('SubscribeMembers').'</legend>';
- $course_id = api_get_course_int_id();
- $properties["width"] = "100%";
- // Get blog members' id.
- $sql = "SELECT user.user_id FROM $tbl_users user
- INNER JOIN $tbl_blogs_rel_user blogs_rel_user
- ON user.user_id = blogs_rel_user.user_id
- WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".intval($blog_id)."'";
- $result = Database::query($sql);
- $blog_member_ids = array();
- while ($user = Database::fetch_array($result)) {
- $blog_member_ids[] = $user['user_id'];
- }
- // Set table headers
- $column_header[] = array('', false, '');
- if ($is_western_name_order) {
- $column_header[] = array(get_lang('FirstName'), true, '');
- $column_header[] = array(get_lang('LastName'), true, '');
- } else {
- $column_header[] = array(get_lang('LastName'), true, '');
- $column_header[] = array(get_lang('FirstName'), true, '');
- }
- $column_header[] = array(get_lang('Email'), false, '');
- $column_header[] = array(get_lang('Register'), false, '');
- if (isset($_SESSION['session_id'])) {
- $session_id = intval($_SESSION['session_id']);
- } else {
- $session_id = 0;
- }
- $student_list = CourseManager :: get_student_list_from_course_code(api_get_course_int_id(), false, $session_id);
- $user_data = array();
- $selectAll = isset($_GET['selectall']) ? $_GET['selectall'] : null;
- // Add users that are not in this blog to the list.
- foreach ($student_list as $key => $user) {
- if (isset($user['id_user'])) {
- $user['user_id'] = $user['id_user'];
- }
- if (!in_array($user['user_id'], $blog_member_ids)) {
- $a_infosUser = UserManager :: get_user_info_by_id($user['user_id']);
- $row = array();
- $row[] = '<input type="checkbox" name="user[]" value="'.$a_infosUser['user_id'].'" '.(($selectAll == "subscribe") ? ' checked="checked" ' : '').'/>';
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $a_infosUser["username"]), ENT_QUOTES);
- if ($is_western_name_order) {
- $row[] = $a_infosUser["firstname"];
- $row[] = Display::tag('span', $a_infosUser["lastname"], array('title' => $username));
- } else {
- $row[] = Display::tag('span', $a_infosUser["lastname"], array('title' => $username));
- $row[] = $a_infosUser["firstname"];
- }
- $row[] = Display::icon_mailto_link($a_infosUser["email"]);
- //Link to register users
- if ($a_infosUser["user_id"] != $_SESSION['_user']['user_id']) {
- $row[] = "<a class=\"btn \" href=\"".api_get_self(
- )."?action=manage_members&blog_id=$blog_id&register=yes&user_id=".$a_infosUser["user_id"]."\">".get_lang(
- 'Register'
- )."</a>";
- } else {
- $row[] = '';
- }
- $user_data[] = $row;
- }
- }
- // Display
- $query_vars['action'] = 'manage_members';
- $query_vars['blog_id'] = $blog_id;
- echo '<form method="post" action="blog.php?action=manage_members&blog_id='.$blog_id.'">';
- Display::display_sortable_table($column_header, $user_data, null, null, $query_vars);
- $link = '';
- $link .= isset ($_GET['action']) ? 'action='.Security::remove_XSS($_GET['action']).'&' : '';
- $link .= "blog_id=$blog_id&";
- echo '<a href="blog.php?'.$link.'selectall=subscribe">'.get_lang('SelectAll').'</a> - ';
- echo '<a href="blog.php?'.$link.'">'.get_lang('UnSelectAll').'</a> ';
- echo get_lang('WithSelected').' : ';
- echo '<select name="action">';
- echo '<option value="select_subscribe">'.get_lang('Register').'</option>';
- echo '</select>';
- echo '<input type="hidden" name="register" value="true" />';
- echo '<button class="save" type="submit">'.get_lang('Ok').'</button>';
- echo '</form>';
- }
- /**
- * Displays the form to register users in a blog (in a course)
- * The listed users are users subcribed in the course.
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- *
- * @return Html Form with sortable table with users to unsubcribe from a blog.
- */
- public static function display_form_user_unsubscribe($blog_id)
- {
- $userId = api_get_user_id();
- $is_western_name_order = api_is_western_name_order();
- // Init
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- echo '<legend>'.get_lang('UnsubscribeMembers').'</legend>';
- $properties["width"] = "100%";
- //table column titles
- $column_header[] = array('', false, '');
- if ($is_western_name_order) {
- $column_header[] = array(get_lang('FirstName'), true, '');
- $column_header[] = array(get_lang('LastName'), true, '');
- } else {
- $column_header[] = array(get_lang('LastName'), true, '');
- $column_header[] = array(get_lang('FirstName'), true, '');
- }
- $column_header[] = array(get_lang('Email'), false, '');
- $column_header[] = array(get_lang('TaskManager'), true, '');
- $column_header[] = array(get_lang('UnRegister'), false, '');
- $course_id = api_get_course_int_id();
- $sql_query = "SELECT user.user_id, user.lastname, user.firstname, user.email, user.username
- FROM $tbl_users user INNER JOIN $tbl_blogs_rel_user blogs_rel_user
- ON user.user_id = blogs_rel_user.user_id
- WHERE blogs_rel_user.c_id = $course_id AND blogs_rel_user.blog_id = '".(int)$blog_id."'";
- if (!($sql_result = Database::query($sql_query))) {
- return false;
- }
- $user_data = array();
- while ($myrow = Database::fetch_array($sql_result)) {
- $row = array();
- $row[] = '<input type="checkbox" name="user[]" value="'.$myrow['user_id'].'" '.(($_GET['selectall'] == "unsubscribe") ? ' checked="checked" ' : '').'/>';
- $username = api_htmlentities(sprintf(get_lang('LoginX'), $myrow["username"]), ENT_QUOTES);
- if ($is_western_name_order) {
- $row[] = $myrow["firstname"];
- $row[] = Display::tag('span', $myrow["lastname"], array('title' => $username));
- } else {
- $row[] = Display::tag('span', $myrow["lastname"], array('title' => $username));
- $row[] = $myrow["firstname"];
- }
- $row[] = Display::icon_mailto_link($myrow["email"]);
- $sql = "SELECT bt.title task
- FROM ".Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER)." btu
- INNER JOIN ".Database::get_course_table(TABLE_BLOGS_TASKS)." bt ON btu.task_id = bt.task_id
- WHERE btu.c_id = $course_id AND
- bt.c_id = $course_id AND
- btu.blog_id = $blog_id AND
- btu.user_id = ".$myrow['user_id'];
- if (!($sql_res = Database::query($sql))) {
- die(Database::error());
- }
- $task = '';
- while ($r = Database::fetch_array($sql_res)) {
- $task .= stripslashes($r['task']).', ';
- }
- //echo $task;
- $task = (api_strlen(trim($task)) != 0) ? api_substr($task, 0, api_strlen($task) - 2) : get_lang('Reader');
- $row[] = $task;
- //Link to register users
- if ($myrow["user_id"] != $userId) {
- $row[] = "<a class=\"btn\" href=\"".api_get_self(
- )."?action=manage_members&blog_id=$blog_id&unregister=yes&user_id=".$myrow[user_id]."\">".get_lang(
- 'UnRegister'
- )."</a>";
- } else {
- $row[] = '';
- }
- $user_data[] = $row;
- }
- $query_vars['action'] = 'manage_members';
- $query_vars['blog_id'] = $blog_id;
- echo '<form method="post" action="blog.php?action=manage_members&blog_id='.$blog_id.'">';
- Display::display_sortable_table($column_header, $user_data, null, null, $query_vars);
- $link = '';
- $link .= isset ($_GET['action']) ? 'action='.Security::remove_XSS($_GET['action']).'&' : '';
- $link .= "blog_id=$blog_id&";
- echo '<a href="blog.php?'.$link.'selectall=unsubscribe">'.get_lang('SelectAll').'</a> - ';
- echo '<a href="blog.php?'.$link.'">'.get_lang('UnSelectAll').'</a> ';
- echo get_lang('WithSelected').' : ';
- echo '<select name="action">';
- echo '<option value="select_unsubscribe">'.get_lang('UnRegister').'</option>';
- echo '</select>';
- echo '<input type="hidden" name="unregister" value="true" />';
- echo '<button class="save" type="submit">'.get_lang('Ok').'</button>';
- echo '</form>';
- }
- /**
- * Displays a matrix with selectboxes. On the left: users, on top: possible rights.
- * The blog admin can thus select what a certain user can do in the current blog
- *
- * @param Integer $blog_id
- */
- public static function display_form_user_rights($blog_id)
- {
- // Init
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
- echo '<legend>'.get_lang('RightsManager').'</legend>';
- echo '<br />';
- // Integration of patricks permissions system.
- require_once api_get_path(SYS_CODE_PATH).'permissions/blog_permissions.inc.php';
- }
- /**
- * Displays the form to create a new post
- * @author Toon Keppens
- *
- * @param Integer $blog_id
- */
- public static function display_new_comment_form($blog_id, $post_id, $title)
- {
- $url = api_get_path(WEB_PUBLIC_PATH).'main/blog/blog.php?action=view_post&blog_id='.intval($blog_id).'&post_id='.intval($post_id);
- $form = new FormValidator('add_post', 'post', $url, null, array('enctype' => 'multipart/form-data'));
- $form->addElement('header', isset($_GET['task_id']) ? get_lang('ExecuteThisTask') : get_lang('AddNewComment'));
- $form->addElement('text', 'comment_title', get_lang('Title'));
- $form->addElement('html_editor', 'comment_text');
- $content = isset($_POST['comment_text']) ? $_POST['comment_text'] : '';
- $form->setDefaults(array(
- 'comment_title' => $title,
- 'comment_text' => $content
- ));
- $form->addElement('file', 'user_upload', get_lang('AddAnAttachment'));
- $form->addElement('text', 'post_file_comment', get_lang('FileComment'));
- $form->addElement('hidden', 'action', '');
- $form->addElement('hidden', 'comment_parent_id', 0);
- if (isset($_GET['task_id'])) {
- $form->addElement('hidden', 'new_task_execution_submit', 'true');
- $form->addElement('hidden', 'task_id', intval($_GET['task_id']));
- } else {
- $form->addElement('hidden', 'new_comment_submit', 'true');
- }
- $form->addElement('button', 'submit', get_lang('Save'));
- $form->display();
- }
- /**
- * show the calender of the given month
- * @author Patrick Cool
- * @author Toon Keppens
- *
- * @param Array $blogitems an array containing all the blog items for the given month
- * @param Integer $month: the integer value of the month we are viewing
- * @param Integer $year: the 4-digit year indication e.g. 2005
- * @param String $monthName: the language variable for the mont name
- *
- * @return html code
- */
- public static function display_minimonthcalendar($month, $year, $blog_id)
- {
- global $DaysShort;
- global $MonthsLong;
- $userId = api_get_user_id();
- $posts = array();
- $tasks = array();
- $filter = isset($_GET['filter']) ? Security::remove_XSS($_GET['filter']) : null;
- $tbl_users = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_blogs_posts = Database::get_course_table(TABLE_BLOGS_POSTS);
- $tbl_blogs_tasks = Database::get_course_table(TABLE_BLOGS_TASKS);
- $tbl_blogs_tasks_rel_user = Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER);
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $course_id = api_get_course_int_id();
- //Handle leap year
- $numberofdays = array(0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
- if (($year % 400 == 0) or ($year % 4 == 0 and $year % 100 <> 0)) {
- $numberofdays[2] = 29;
- }
- //Get the first day of the month
- $dayone = getdate(mktime(0, 0, 0, $month, 1, $year));
- $monthName = $MonthsLong[$month - 1];
- //Start the week on monday
- $startdayofweek = $dayone['wday'] <> 0 ? ($dayone['wday'] - 1) : 6;
- $backwardsURL = api_get_self()."?blog_id=".(int)$_GET['blog_id']."&filter=".$filter."&month=".($month == 1 ? 12 : $month - 1)."&year=".($month == 1 ? $year - 1 : $year);
- $forewardsURL = api_get_self()."?blog_id=".(int)$_GET['blog_id']."&filter=".$filter."&month=".($month == 12 ? 1 : $month + 1)."&year=".($month == 12 ? $year + 1 : $year);
- // Get posts for this month
- $sql = "SELECT post.*, DAYOFMONTH(date_creation) as post_day, user.lastname, user.firstname FROM $tbl_blogs_posts post
- INNER JOIN $tbl_users user
- ON post.author_id = user.user_id
- WHERE post.c_id = $course_id AND
- post.blog_id = '".(int)$blog_id."' AND
- MONTH(date_creation) = '".(int)$month."' AND
- YEAR(date_creation) = '".(int)$year."'
- ORDER BY date_creation";
- $result = Database::query($sql);
- // We will create an array of days on which there are posts.
- if (Database::num_rows($result) > 0) {
- while ($blog_post = Database::fetch_array($result)) {
- // If the day of this post is not yet in the array, add it.
- if (!in_array($blog_post['post_day'], $posts)) {
- $posts[] = $blog_post['post_day'];
- }
- }
- }
- // Get tasks for this month
- if ($userId) {
- $sql = " SELECT task_rel_user.*, DAYOFMONTH(target_date) as task_day, task.title, blog.blog_name
- FROM $tbl_blogs_tasks_rel_user task_rel_user
- INNER JOIN $tbl_blogs_tasks task ON task_rel_user.task_id = task.task_id
- INNER JOIN $tbl_blogs blog ON task_rel_user.blog_id = blog.blog_id
- WHERE
- task_rel_user.c_id = $course_id AND
- task.c_id = $course_id AND
- blog.c_id = $course_id AND
- task_rel_user.user_id = '".$userId."'
- AND MONTH(target_date) = '".(int)$month."'
- AND YEAR(target_date) = '".(int)$year."'
- ORDER BY target_date ASC";
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- while ($mytask = Database::fetch_array($result)) {
- $tasks[$mytask['task_day']][$mytask['task_id']]['task_id'] = $mytask['task_id'];
- $tasks[$mytask['task_day']][$mytask['task_id']]['title'] = $mytask['title'];
- $tasks[$mytask['task_day']][$mytask['task_id']]['blog_id'] = $mytask['blog_id'];
- $tasks[$mytask['task_day']][$mytask['task_id']]['blog_name'] = $mytask['blog_name'];
- $tasks[$mytask['task_day']][$mytask['task_id']]['day'] = $mytask['task_day'];
- //echo '<li><a href="blog.php?action=execute_task&blog_id=' . $mytask['blog_id'] . '&task_id='.stripslashes($mytask['task_id']) . '" title="[Blog: ' . $mytask['blog_name'] . '] ' . get_lang('ExecuteThisTask') . '">'.stripslashes($mytask['title']) . '</a></li>';
- }
- }
- }
- echo '<table id="smallcalendar" class="data_table">',
- "<tr id=\"title\">\n",
- "<th width=\"10%\"><a href=\"", $backwardsURL, "\">«</a></th>\n",
- "<th align=\"center\" width=\"80%\" colspan=\"5\">", $monthName, " ", $year, "</th>\n",
- "<th width=\"10%\" align=\"right\"><a href=\"", $forewardsURL, "\">»</a></th>\n", "</tr>\n";
- echo "<tr>\n";
- for ($ii = 1; $ii < 8; $ii++) {
- echo "<td class=\"weekdays\">", $DaysShort[$ii % 7], "</td>\n";
- }
- echo "</tr>\n";
- $curday = -1;
- $today = getdate();
- while ($curday <= $numberofdays[$month]) {
- echo "<tr>\n";
- for ($ii = 0; $ii < 7; $ii++) {
- if (($curday == -1) && ($ii == $startdayofweek)) {
- $curday = 1;
- }
- if (($curday > 0) && ($curday <= $numberofdays[$month])) {
- $bgcolor = $ii < 5 ? $class = "class=\"days_week\"" : $class = "class=\"days_weekend\"";
- $dayheader = "$curday";
- if (($curday == $today['mday']) && ($year == $today['year']) && ($month == $today['mon'])) {
- $dayheader = "$curday";
- $class = "class=\"days_today\"";
- }
- echo "\t<td ".$class.">";
- // If there are posts on this day, create a filter link.
- if (in_array($curday, $posts)) {
- echo '<a href="blog.php?blog_id='.$blog_id.'&filter='.$year.'-'.$month.'-'.$curday.'&month='.$month.'&year='.$year.'" title="'.get_lang(
- 'ViewPostsOfThisDay'
- ).'">'.$curday.'</a>';
- } else {
- echo $dayheader;
- }
- if (count($tasks) > 0) {
- if (is_array($tasks[$curday])) {
- // Add tasks to calendar
- foreach ($tasks[$curday] as $task) {
- echo '<a href="blog.php?action=execute_task&blog_id='.$task['blog_id'].'&task_id='.stripslashes($task['task_id']).'" title="'.$task['title'].' : '.get_lang('InBlog').' : '.$task['blog_name'].' - '.get_lang('ExecuteThisTask').'">'.
- Display::return_icon('blog_task.gif', get_lant('ExecuteThisTask')).'
- </a>';
- }
- }
- }
- echo "</td>";
- $curday++;
- } else {
- echo "<td> </td>";
- }
- }
- echo "</tr>";
- }
- echo "</table>";
- }
- /**
- * Blog admin | Display the form to add a new blog.
- *
- */
- public static function display_new_blog_form()
- {
- $form = new FormValidator('add_blog', 'post', 'blog_admin.php?action=add');
- $form->addElement('header', get_lang('AddBlog'));
- $form->addElement('text', 'blog_name', get_lang('Title'));
- $form->addElement('textarea', 'blog_subtitle', get_lang('Subtitle'));
- $form->addElement('hidden', 'new_blog_submit', 'true');
- $form->addElement('style_submit_button', null, get_lang('SaveProject'));
- $defaults = array();
- $defaults['blog_name'] = Security::remove_XSS($_POST['blog_name']);
- $defaults['blog_subtitle'] = Security::remove_XSS($_POST['blog_subtitle']);
- $form->setDefaults($defaults);
- $form->display();
- }
- /**
- * Blog admin | Display the form to edit a blog.
- *
- */
- public static function display_edit_blog_form($blog_id)
- {
- $course_id = api_get_course_int_id();
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $sql = "SELECT blog_id, blog_name, blog_subtitle FROM $tbl_blogs WHERE c_id = $course_id AND blog_id = '".(int)$blog_id."'";
- $result = Database::query($sql);
- $blog = Database::fetch_array($result);
- // the form contained errors but we do not want to lose the changes the user already did
- if ($_POST) {
- $blog['blog_name'] = Security::remove_XSS($_POST['blog_name']);
- $blog['blog_subtitle'] = Security::remove_XSS($_POST['blog_subtitle']);
- }
- $form = new FormValidator('edit_blog', 'post', 'blog_admin.php?action=edit&blog_id='.Security::remove_XSS(
- $_GET['blog_id']
- ));
- $form->addElement('header', get_lang('EditBlog'));
- $form->addElement('text', 'blog_name', get_lang('Title'));
- $form->addElement('textarea', 'blog_subtitle', get_lang('Subtitle'));
- $form->addElement('hidden', 'edit_blog_submit', 'true');
- $form->addElement('hidden', 'blog_id', $blog['blog_id']);
- $form->addElement('style_submit_button', null, get_lang('Save'));
- $defaults = array();
- $defaults['blog_name'] = $blog['blog_name'];
- $defaults['blog_subtitle'] = $blog['blog_subtitle'];
- $form->setDefaults($defaults);
- $form->display();
- }
- /**
- * Blog admin | Returns table with blogs in this course
- */
- public static function display_blog_list()
- {
- global $charset;
- $userInfo = api_get_user_info();
- $course_id = api_get_course_int_id();
- // Init
- $counter = 0;
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- //condition for the session
- $session_id = api_get_session_id();
- $condition_session = api_get_session_condition($session_id, false);
- $sql = "SELECT blog_name,blog_subtitle,visibility,blog_id
- FROM $tbl_blogs WHERE c_id = $course_id ORDER BY date_creation DESC";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- while ($row_project = Database::fetch_row($result)) {
- $list_info[] = $row_project;
- }
- }
- $list_content_blog = array();
- $list_body_blog = array();
- if (is_array($list_info)) {
- foreach ($list_info as $key => $info_log) {
- // Validation when belongs to a session
- $session_img = api_get_session_image($info_log[4], $userInfo['status']);
- $url_start_blog = 'blog.php'."?"."blog_id=".$info_log[3]."&".api_get_cidreq();
- $title = $info_log[0];
- $image = Display::return_icon('blog.gif', $title);
- $list_name = '<div style="float: left; width: 35px; height: 22px;"><a href="'.$url_start_blog.'">'.$image.'</a></div><a href="'.$url_start_blog.'">'.$title.'</a>'.$session_img;
- $list_body_blog[] = $list_name;
- $list_body_blog[] = $info_log[1];
- $visibility_icon = ($info_log[2] == 0) ? 'invisible' : 'visible';
- $visibility_info = ($info_log[2] == 0) ? 'Visible' : 'Invisible';
- $my_image .= '<a href="'.api_get_self().'?action=edit&blog_id='.$info_log[3].'">';
- $my_image .= Display::return_icon('edit.png', get_lang('EditBlog'));
- $my_image .= "</a>";
- $my_image .= '<a href="'.api_get_self().'?action=delete&blog_id='.$info_log[3].'" ';
- $my_image .= 'onclick="javascript:if(!confirm(\''.addslashes(
- api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset)
- ).'\')) return false;" >';
- $my_image .= Display::return_icon('delete.png', get_lang('DeleteBlog'));
- $my_image .= "</a>";
- $my_image .= '<a href="'.api_get_self().'?action=visibility&blog_id='.$info_log[3].'">';
- $my_image .= Display::return_icon($visibility_icon.'.gif', get_lang('$visibility_info'));
- $my_image .= "</a>";
- $list_body_blog[] = $my_image;
- $my_image = '';
- $list_content_blog[] = $list_body_blog;
- $list_body_blog = array();
- }
- $parameters = '';
- //$parameters=array('action'=>Security::remove_XSS($_GET['action']));
- $table = new SortableTableFromArrayConfig($list_content_blog, 1, 20, 'project');
- //$table->set_additional_parameters($parameters);
- $table->set_header(0, get_lang('Title'));
- $table->set_header(1, get_lang('Subtitle'));
- $table->set_header(2, get_lang('Modify'));
- $table->display();
- }
- }
- }
- /**
- *
- * END CLASS BLOG
- *
- */
- /**
- * Show a list with all the attachments according the parameter's
- * @param the blog's id
- * @param the post's id
- * @param the comment's id
- * @return array with the post info according the parameters
- * @author Julio Montoya Dokeos
- * @version avril 2008, dokeos 1.8.5
- */
- function get_blog_attachment($blog_id, $post_id = null, $comment_id = null)
- {
- $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
- $blog_id = Database::escape_string($blog_id);
- $comment_id = Database::escape_string($comment_id);
- $post_id = Database::escape_string($post_id);
- $row = array();
- $where = '';
- if (!empty ($post_id) && is_numeric($post_id)) {
- $where .= ' AND post_id ="'.$post_id.'" ';
- }
- if (!empty ($comment_id) && is_numeric($comment_id)) {
- if (!empty ($post_id)) {
- $where .= ' AND ';
- }
- $where .= ' comment_id ="'.$comment_id.'" ';
- }
- $course_id = api_get_course_int_id();
- $sql = 'SELECT path, filename, comment FROM '.$blog_table_attachment.' WHERE c_id = '.$course_id.' AND blog_id ="'.intval(
- $blog_id
- ).'" '.$where;
- $result = Database::query($sql);
- if (Database::num_rows($result) != 0) {
- $row = Database::fetch_array($result);
- }
- return $row;
- }
- /**
- * Delete the all the attachments according the parameters.
- * @param the blog's id
- * @param the post's id
- * @param the comment's id
- * @author Julio Montoya Dokeos
- * @version avril 2008, dokeos 1.8.5
- */
- function delete_all_blog_attachment($blog_id, $post_id = null, $comment_id = null)
- {
- $_course = api_get_course_info();
- $blog_table_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
- $blog_id = Database::escape_string($blog_id);
- $comment_id = Database::escape_string($comment_id);
- $post_id = Database::escape_string($post_id);
- $course_id = api_get_course_int_id();
- // delete files in DB
- if (!empty ($post_id) && is_numeric($post_id)) {
- $where .= ' AND post_id ="'.$post_id.'" ';
- }
- if (!empty ($comment_id) && is_numeric($comment_id)) {
- if (!empty ($post_id)) {
- $where .= ' AND ';
- }
- $where .= ' comment_id ="'.$comment_id.'" ';
- }
- // delete all files in directory
- $courseDir = $_course['path'].'/upload/blog';
- $sys_course_path = api_get_path(SYS_COURSE_PATH);
- $updir = $sys_course_path.$courseDir;
- $sql = 'SELECT path FROM '.$blog_table_attachment.' WHERE c_id = '.$course_id.' AND blog_id ="'.intval(
- $blog_id
- ).'" '.$where;
- $result = Database::query($sql);
- while ($row = Database::fetch_row($result)) {
- $file = $updir.'/'.$row[0];
- if (Security::check_abs_path($file, $updir)) {
- @ unlink($file);
- }
- }
- $sql = 'DELETE FROM '.$blog_table_attachment.' WHERE c_id = '.$course_id.' AND blog_id ="'.intval(
- $blog_id
- ).'" '.$where;
- Database::query($sql);
- }
- /**
- * Gets all the post from a given user id
- * @param string db course name
- * @param int user id
- */
- function get_blog_post_from_user($course_code, $user_id)
- {
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_blog_post = Database::get_course_table(TABLE_BLOGS_POSTS);
- $course_info = api_get_course_info($course_code);
- $course_id = $course_info['real_id'];
- $sql = "SELECT DISTINCT blog.blog_id, post_id, title, full_text, post.date_creation
- FROM $tbl_blogs blog INNER JOIN $tbl_blog_post post
- ON (blog.blog_id = post.blog_id)
- WHERE
- blog.c_id = $course_id AND
- post.c_id = $course_id AND
- author_id = $user_id AND visibility = 1
- ORDER BY post.date_creation DESC ";
- $result = Database::query($sql);
- $return_data = '';
- if (Database::num_rows($result) != 0) {
- while ($row = Database::fetch_array($result)) {
- $return_data .= '<div class="clear"></div><br />';
- $return_data .= '<div class="actions" style="margin-left:5px;margin-right:5px;">'.Display::return_icon(
- 'blog_article.png',
- get_lang('BlogPosts')
- ).' '.$row['title'].' <div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.$my_course_id.' " >'.get_lang(
- 'SeeBlog'
- ).'</a></div></div>';
- $return_data .= '<br / >';
- $return_data .= $row['full_text'];
- $return_data .= '<br /><br />';
- }
- }
- return $return_data;
- }
- /**
- * Gets all the post comments from a given user id
- * @param string db course name
- * @param int user id
- */
- function get_blog_comment_from_user($course_code, $user_id)
- {
- $tbl_blogs = Database::get_course_table(TABLE_BLOGS);
- $tbl_blog_comment = Database::get_course_table(TABLE_BLOGS_COMMENTS);
- $user_id = Database::escape_string($user_id);
- $course_info = api_get_course_info($course_code);
- $course_id = $course_info['real_id'];
- $sql = "SELECT DISTINCT blog.blog_id, comment_id, title, comment, comment.date_creation
- FROM $tbl_blogs blog INNER JOIN $tbl_blog_comment comment
- ON (blog.blog_id = comment.blog_id)
- WHERE blog.c_id = $course_id AND
- comment.c_id = $course_id AND
- author_id = $user_id AND
- visibility = 1
- ORDER BY blog_name";
- $result = Database::query($sql);
- $return_data = '';
- if (Database::num_rows($result) != 0) {
- while ($row = Database::fetch_array($result)) {
- $return_data .= '<div class="clear"></div><br />';
- $return_data .= '<div class="actions" style="margin-left:5px;margin-right:5px;">'.$row['title'].' <div style="float:right;margin-top:-18px"><a href="../blog/blog.php?blog_id='.$row['blog_id'].'&gidReq=&cidReq='.Security::remove_XSS(
- $course_code
- ).' " >'.get_lang('SeeBlog').'</a></div></div>';
- $return_data .= '<br / >';
- //$return_data.= '<strong>'.$row['title'].'</strong>'; echo '<br>';*/
- $return_data .= $row['comment'];
- $return_data .= '<br />';
- }
- }
- return $return_data;
- }
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