plugin.php

<?php
/**
 * jQuery
 *
 * Plugin core class, do not namespace.
 *
 * @package    jQuery
 * @subpackage Core
 * @since      1.0.0
 */

// Stop if accessed directly.
if ( ! defined( 'BLUDIT' ) ) {
	die( 'You are not allowed direct access to this file.' );
}

if ( ! class_exists( 'jQuery' ) ) :
class jQuery extends Plugin {

	/**
	 * Initiate plugin
	 *
	 * @since  1.0.0
	 * @access public
	 * @return void
	 */
	public function init() {

		$this->dbFields = [
			'frontend' => true,
			'backend'  => false,
			'login'    => false,
			'front_ui' => [ 'foobar' ],
			'back_ui'  => [ 'foobar' ],
			'login_ui' => [ 'foobar' ]
		];

		// Array of custom hooks.
		$this->customHooks = [
			'load_jquery'
		];

		if ( ! $this->installed() ) {
			$Tmp = new dbJSON( $this->filenameDb );
			$this->db = $Tmp->db;
		}
	}

	/**
	 * Install plugin
	 *
	 * @since  1.0.0
	 * @access public
	 * @param  integer $position
	 * @return boolean Return true if the installation is successful.
	 */
	public function install( $position = 100 ) {

		// Create plugin directory for the database
		mkdir( PATH_PLUGINS_DATABASES . $this->directoryName, DIR_PERMISSIONS, true );

		$this->dbFields['position'] = $position;

		// Sanitize default values to store in the file.
		foreach ( $this->dbFields as $key => $value ) {

			if ( is_array( $value ) ) {
				$value = $value;
			} else {
				$value = Sanitize :: html( $value );
			}
			settype( $value, gettype( $this->dbFields[$key] ) );
			$this->db[$key] = $value;
		}

		// Create the database.
		return $this->save();
	}

	/**
	 * Form post
	 *
	 * Essentially the same as the parent method
	 * except that it allows for array field values.
	 * the string values.
	 *
	 * @since  1.0.0
	 * @access public
	 * @return void
	 */
	public function post() {

		$args = $_POST;

		foreach ( $this->dbFields as $field => $value ) {

			if ( isset( $args[$field] ) ) {

				// @todo Look into sanitizing array values.
				if ( is_array( $args[$field] ) ) {
					$final_value = $args[$field];
				} else {
					$final_value = Sanitize :: html( $args[$field] );
				}

				if ( $final_value === 'false' ) {
					$final_value = false;
				} elseif ( $final_value === 'true' ) {
					$final_value = true;
				}

				settype( $final_value, gettype( $value ) );
				$this->db[$field] = $final_value;
			}
		}
		return $this->save();
	}

	/**
	 * Get jQuery UI options
	 *
	 * @since  1.0.0
	 * @access public
	 * @return array
	 */
	public function get_ui_options() {

		// Plugin path.
		$path = PATH_PLUGINS . __CLASS__ . DS;

		$files = glob( $path . 'ui/*.min.js' );
		$dir   = $path . 'ui/';
		$ext   = '.min.js';
		$options = [];
		foreach ( $files as $file ) {
			$file = str_replace( $dir, '', $file );
			$file = str_replace( $ext, '', $file );
			$options[] = $file;
		}
		return $options;
	}

	/**
	 * Admin settings form
	 *
	 * @since  1.0.0
	 * @access public
	 * @global $L object The Language class.
	 * @return string Returns the markup of the form.
	 */
	public function form() {

		// Access global variables.
		global $L;

		$html  = '';
		ob_start();
		include( $this->phpPath() . '/views/page-form.php' );
		$html .= ob_get_clean();

		return $html;
	}

	/**
	 * Frontend head
	 *
	 * @since  1.0.0
	 * @access public
	 * @return string Returns the head content.
	 */
	public function siteHead() {

		$load = PHP_EOL;

		if ( $this->frontend() ) {
			$load .= '<script src="' . DOMAIN_CORE_JS . 'jquery.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}

		foreach ( $this->front_ui() as $file ) {
			if ( 'foobar' == $file ) {
				continue;
			}
			$load .= '<script type="text/javascript" src="' . $this->domainPath() . 'ui/' . $file . '.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}
		return $load;
	}

	/**
	 * Admin head
	 *
	 * @since  1.0.0
	 * @access public
	 * @return string Returns the head content.
	 */
	public function adminHead() {

		$load = PHP_EOL;

		if ( $this->backend() ) {
			$load .= '<script src="' . DOMAIN_CORE_JS . 'jquery.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}

		foreach ( $this->back_ui() as $file ) {
			if ( 'foobar' == $file ) {
				continue;
			}
			$load .= '<script type="text/javascript" src="' . $this->domainPath() . 'ui/' . $file . '.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}
		return $load;
	}

	/**
	 * Login head
	 *
	 * @since  1.0.0
	 * @access public
	 * @return string
	 */
	public function loginHead() {

		$load = PHP_EOL;

		if ( $this->login() ) {
			$load .= '<script src="' . DOMAIN_CORE_JS . 'jquery.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}

		foreach ( $this->login_ui() as $file ) {
			if ( 'foobar' == $file ) {
				continue;
			}
			$load .= '<script type="text/javascript" src="' . $this->domainPath() . 'ui/' . $file . '.min.js?version=' . $this->getMetadata( 'version' ) . '"></script>' . PHP_EOL;
		}
		return $load;
	}

	/**
	 * Load jQuery hook
	 *
	 * @since  1.0.0
	 * @access public
	 * @return void
	 */
	public function load_jquery() {
		echo PHP_EOL . '<script src="' . DOMAIN_CORE_JS . 'jquery.min.js?version=' . BLUDIT_VERSION . '"></script>' . PHP_EOL;
	}

	/**
	 * Option return functions
	 *
	 * @since  1.0.0
	 * @access public
	 */

	// @return boolean
	public function frontend() {
		return $this->getValue( 'frontend' );
	}

	// @return boolean
	public function backend() {
		return $this->getValue( 'backend' );
	}

	// @return boolean
	public function login() {
		return $this->getValue( 'login' );
	}

	// @return array
	public function front_ui() {
		return $this->getValue( 'front_ui' );
	}

	// @return array
	public function back_ui() {
		return $this->getValue( 'back_ui' );
	}

	// @return array
	public function login_ui() {
		return $this->getValue( 'login_ui' );
	}
}
endif;