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<!DOCTYPE html>
<html>
<?php
namespace FileBird\Classes;

defined( 'ABSPATH' ) || exit;

use FileBird\Model\Folder as FolderModel;

class Helpers {
	protected static $instance = null;

	public static function getInstance() {
		if ( null == self::$instance ) {
			self::$instance = new self();
		}
		return self::$instance;
	}

	public static function foldersFromEnhanced( $parent = 0, $flat = false ) {
		global $wpdb;
		$folders = $wpdb->get_results( $wpdb->prepare( 'SELECT t.term_id as id, t.name as title, tt.term_taxonomy_id FROM %1$s as t  INNER JOIN %2$s as tt ON (t.term_id = tt.term_id) WHERE tt.taxonomy = \'media_category\' AND tt.parent = %3$d', $wpdb->terms, $wpdb->term_taxonomy, $parent ) );
		foreach ( $folders as $k => $folder ) {
			$folders[ $k ]->parent = $parent;
		}
		if ( $flat ) {
			foreach ( $folders as $k => $folder ) {
				$children = self::foldersFromEnhanced( $folder->id, $flat );
				foreach ( $children as $k2 => $v2 ) {
					$folders[] = $v2;
				}
			}
		} else {
			foreach ( $folders as $k => $folder ) {
				$folders[ $k ]->children = self::foldersFromEnhanced( $folder->id, $flat );
			}
		}
		return $folders;
	}
	public static function foldersFromWpmlf( $parent = 0, $flat = false ) {
		global $wpdb;
		$table_name = $wpdb->base_prefix . 'mgmlp_folders';
		$query      = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $table_name ) );
		if ( ! $wpdb->get_var( $query ) == $table_name ) {
			return array();
		}

		$folders = $wpdb->get_results( $wpdb->prepare( 'select p.ID as id, p.post_title as title, mlf.folder_id as parent from %1$s as p LEFT JOIN %2$s as mlf ON(p.ID = mlf.post_id) where p.post_type = \'mgmlp_media_folder\' and mlf.folder_id = \'%3$s\' order by mlf.folder_id', $wpdb->posts, $wpdb->prefix . 'mgmlp_folders', $parent ) );

		if ( $flat ) {
			foreach ( $folders as $k => $folder ) {
				$children = self::foldersFromWpmlf( $folder->id, $flat );
				foreach ( $children as $k2 => $v2 ) {
					$folders[] = $v2;
				}
			}
		} else {
			foreach ( $folders as $k => $folder ) {
				$folders[ $k ]->children = self::foldersFromWpmlf( $folder->id, $flat );
			}
		}
		return $folders;
	}
	public static function foldersFromWpmf( $parent = 0, $flat = false ) {
		global $wpdb;
		$folders = $wpdb->get_results( $wpdb->prepare( 'SELECT t.term_id as id, t.name as title, tt.term_taxonomy_id FROM %1$s as t  INNER JOIN %2$s as tt ON (t.term_id = tt.term_id) WHERE tt.taxonomy = \'wpmf-category\' AND tt.parent = %3$d', $wpdb->terms, $wpdb->term_taxonomy, $parent ) );
		foreach ( $folders as $k => $folder ) {
			$folders[ $k ]->parent = $parent;
		}
		if ( $flat ) {
			foreach ( $folders as $k => $folder ) {
				$children = self::foldersFromWpmf( $folder->id, $flat );
				foreach ( $children as $k2 => $v2 ) {
					$folders[] = $v2;
				}
			}
		} else {
			foreach ( $folders as $k => $folder ) {
				$folders[ $k ]->children = self::foldersFromWpmf( $folder->id, $flat );
			}
		}
		return $folders;
	}
	public static function foldersFromRealMedia( $parent = 0, $flat = false ) {
		global $wpdb;
		$table_name = $wpdb->base_prefix . 'realmedialibrary';
		$query      = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $table_name ) );
		if ( ! $wpdb->get_var( $query ) == $table_name ) {
			return array();
		}

		$folders = $wpdb->get_results( $wpdb->prepare( 'select r.id as id, r.name as title, r.parent as parent from %1$s as r where r.parent = %2$d order by r.ord', $table_name, $parent ) );

		if ( $flat ) {
			foreach ( $folders as $k => $folder ) {
				$children = self::foldersFromRealMedia( $folder->id, $flat );
				foreach ( $children as $k2 => $v2 ) {
					$folders[] = $v2;
				}
			}
		} else {
			foreach ( $folders as $k => $folder ) {
				$folders[ $k ]->children = self::foldersFromRealMedia( $folder->id, $flat );
			}
		}
		return $folders;
	}

	public static function foldersFromHappyFiles( $parent = 0, $flat = false ) {
		global $wpdb;
		$folders = $wpdb->get_results( $wpdb->prepare( 'SELECT t.term_id as id, t.name as title, tt.term_taxonomy_id FROM %1$s as t  INNER JOIN %2$s as tt ON (t.term_id = tt.term_id) WHERE tt.taxonomy = \'happyfiles_category\' AND tt.parent = %3$d', $wpdb->terms, $wpdb->term_taxonomy, $parent ) );
		foreach ( $folders as $k => $folder ) {
			$folders[ $k ]->parent = $parent;
		}
		if ( $flat ) {
			foreach ( $folders as $k => $folder ) {
				$children = self::foldersFromHappyFiles( $folder->id, $flat );
				foreach ( $children as $k2 => $v2 ) {
					$folders[] = $v2;
				}
			}
		} else {
			foreach ( $folders as $k => $folder ) {
				$folders[ $k ]->children = self::foldersFromHappyFiles( $folder->id, $flat );
			}
		}
		return $folders;
	}

	public static function sanitize_array( $var ) {
		if ( is_array( $var ) ) {
			return array_map( 'self::sanitize_array', $var );
		} else {
			return is_scalar( $var ) ? sanitize_text_field( $var ) : $var;
		}
	}
	public static function getAttachmentIdsByFolderId( $folder_id ) {
		global $wpdb;
		return $wpdb->get_col( 'SELECT `attachment_id` FROM ' . $wpdb->prefix . 'fbv_attachment_folder WHERE `folder_id` = ' . (int) $folder_id );
	}
	public static function view( $path, $data = array() ) {
		extract( $data );
		ob_start();
		include_once NJFB_PLUGIN_PATH . 'views/' . $path . '.php';
		return ob_get_clean();
	}
	public static function getDefaultSelectedFolder() {
		$folder_id = get_user_meta( get_current_user_id(), '_njt_fbv_default_folder', true );
		$folder_id = (int) $folder_id;

		// if($folder_id !== 0 || $folder_id !== -1) {
		//   $folder_id = -1;
		// } else
		if ( $folder_id > 0 ) {
			if ( is_null( FolderModel::findById( $folder_id ) ) ) {
				$folder_id = -1;
			}
		}
		return $folder_id;
	}
	public static function getDefaultSortFiles() {
		return get_user_meta( get_current_user_id(), '_njt_fbv_default_sort_files', true );
	}
	public static function setDefaultSelectedFolder( $value ) {
		$value = (int) $value;
		// if($value <= 0) $value = -1;
		update_user_meta( get_current_user_id(), '_njt_fbv_default_folder', $value );
	}
	public static function setDefaultSortFiles( $value ) {
		update_user_meta( get_current_user_id(), '_njt_fbv_default_sort_files', $value );
	}
	public static function isActivated() {
		$code  = get_option( 'filebird_code', '' );
		$email = get_option( 'filebird_email', '' );
		return ( $code != '' && $email != '' );
	}
	public static function isListMode() {
		if ( function_exists( 'get_current_screen' ) ) {
			$screen = get_current_screen();
			return ( isset( $screen->id ) && 'upload' == $screen->id );
		}
		return false;
	}
}
