CustomSections_Admin.php

<?php
/*
###########################################################################
PHP admin class for Typesetter CMS developer plugin - 'Custom Sections'
Author: J. Krausz and a2exfr
Date: 2016-12-12
Version 1.0b2
###########################################################################
*/

defined('is_running') or die('Not an entry point...');

class CustomSections_Admin {

  static $i18n;

	function __construct(){
		$this->CommandHandle();
		$this->ShowHeader();
		$this->GetSectionTypes();
		$this->ShowForm();
	}



	function CommandHandle(){
	 	$cmd = common::GetCommand();
		switch($cmd){
				case 'toggle_section':
					$this->Toggle_section();
					break;
				case 'recreate_custom_sections':
					$this->GetSectionTypes();
					$this->Recreate_custom_sections();
					break;	
				case 'create_ui_icon':
					$this->Create_UI_Icon();
					break;
				default:
		}
	}



	function ShowHeader(){
		global $config;
		$addon_ver = false;
		foreach ($config['addons'] as $addon_key => $addon_info) {
			if( $addon_info['name'] == 'CustomSections' ){
				$addon_ver = $addon_info['version'];
			}
		}
		if( $addon_ver ){
			echo '<p style="float:right;">Version ' . $addon_ver . '</p>';
		}
		echo '<h2 class="hmargin_tabs">Custom Sections &raquo; Settings</h2>';
	}



	function GetSectionTypes(){
		global $addonPathCode;
		$this->sections = \gp\tool\Files::ReadDir($addonPathCode . '/_types/', 1);
	}



	function ShowForm(){
		global $addonRelativeCode;
		
		echo '<table class="bordered" style="width:100%;">';
		echo '<tr><th style="width:25%">Section Icon</th><th style="width:25%">Section Type</th><th style="width:50%">Toggle</th></tr>';
	

		foreach ($this->sections as $type){

			$type_enabled = (strpos($type, '!') !== 0);
			$type_label = $type_enabled
				? str_replace("!", "", $type)
				: '<del>' . str_replace("!", "", $type) . '</del>';
			$toggle_link = '<a style="text-decoration:none; color:inherit;" '
				. 'href="' . common::GetUrl('Admin_CustomSections').'?cmd=toggle_section&type=' . $type . '">'
				. '<i class="fa fa-toggle-' . ($type_enabled ? 'on' : 'off') . '"></i></a>';
			$icon_maker = $this->Ui_Icon_Exist($type) 
						  ? '<img  src="'.$addonRelativeCode.'/_types/' . $type . '/ui_icon.png" />' 
						  : '<a  style="text-decoration:none; color:inherit;" '. 'href="' . common::GetUrl('Admin_CustomSections').'?cmd=create_ui_icon&type=' . $type . '" title="Create UI Icon" ><i class="fa fa-refresh"></i></a>';
			
			echo  '<tr>';
			echo    '<td>' . $icon_maker . '</td>';
			echo    '<td>' . $type_label . '</td>';
			echo    '<td>' . $toggle_link . '</td>';
			echo  '</tr>';
		}

	echo '</table>';
	}



	function Toggle_section(){
		global $addonPathCode;
		
		$old_name=$_REQUEST['type'];
		if(  strpos($old_name, '!') !== 0 ){ 
			$new_name= "!".$old_name;
		} else {
			$new_name= str_replace("!", "", $old_name);
		}
		$new_dir = $addonPathCode . '/_types/' . $new_name ;
		$old_dir = $addonPathCode . '/_types/' . $old_name ;

		if( !@rename($old_dir, $new_dir) ){
			msg(
			'Error renaming directory [CustomSections]/_types/' 
			. $old_name 
			. '. <br/>Check permissions or rename it manually.'
			);
		}
		return;
	}



	function Recreate_custom_sections(){
		global $addonPathCode;
		includeFile('tool/SectionContent.php');
		$title = $_REQUEST['page_to_refresh'];
		$page_file = \gp\tool\Files::PageFile($title);
		$draft_file = dirname($page_file) . '/draft.php';
		if( !file_exists($page_file) ){
			return;
		}
		$file = file_exists($draft_file) ? $draft_file : $page_file;
		$file_sections = $file_stats = array();
	
		include($file);
	
		$i = 0;
		if( is_array($file_sections) ){
			foreach ($file_sections as $key => $val) {
				if( array_key_exists($val['type'],$this->sections) ){ 
					$section_options = array('type' => $val['type'], 'values' => $val['values'],);
					$sc = \gp\tool\Output\Sections::SectionToContent($section_options, '');
					$file_sections[$key]['content']=$sc;
					
					//in case of more values added(only overwrites undefined keys)
					$sectionCurrentValues=array();
					$sectionRelativeCode="";
					$section_file = $addonPathCode . '/_types/' . $val['type']  . '/section.php';
					include $section_file;
					$file_sections[$key]['values'] +=$section['values'];
					$file_sections[$key]['always_process_values'] =$section['always_process_values'];
					$i++;
				}
				if( $i > 0 ){
					\gp\tool\Files::SaveData($file, 'file_sections', $file_sections);
				}
			}
		}

		msg($i .' Custom Sections have been recreated! Redirecting back to <a href="' . common::GetUrl($title) . '">' . $title . '</a> in 5 seconds!' );

		header('Refresh:5; url='.common::GetUrl($title));
	}
	
	
	function Ui_Icon_Exist($type){
		global $addonPathCode;
		$icon_file = $addonPathCode . '/_types/'.$type.'/ui_icon.png';
		if (file_exists($icon_file)) return true;
		return false;
	}

	
	function Create_UI_Icon(){
		global $addonPathCode;
		$type=$_REQUEST['type'];
		$sectionCurrentValues=array();
		$sectionRelativeCode="";
		$section_file = $addonPathCode . '/_types/' . $type . '/section.php';
		include $section_file;
		$label = !empty($section['gp_label']) ? $section['gp_label'] : ucwords(str_replace(array("_","!"), " ", $type));
		
		$file_icon = $addonPathCode . '/_types/' . $type . '/ui_icon.png';
		
		header('Content-type: image/png');
		$img_width = 95;
		$img_height = 50;
		$im = imagecreatefrompng (  $addonPathCode ."/image/dummy_ui_icon.png " );
		$grey = imagecolorallocate($im, 77, 77, 77);
		//$text = str_replace(" ","\n", $label);
		$text = $label;
		$font = $addonPathCode.'/image/Roboto-Regular.ttf';
		$fontSize = ($img_width) / mb_strlen($text) * 1.3;

		imagettftext($im, $fontSize, 0, 0, 40, $grey, $font, $text);
		imagepng($im,$file_icon);
		imagedestroy($im);

	}
}