FormInstanceViewer.php

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<?php

namespace Ajax\semantic\widgets\dataform;

use Ajax\semantic\widgets\base\InstanceViewer;
use Ajax\service\JString;
use Ajax\semantic\html\collections\form\HtmlFormInput;

class FormInstanceViewer extends InstanceViewer {
    protected $separators;
    protected $headers;
    protected $wrappers;

    public function __construct($identifier,$instance=NULL, $captions=NULL) {
        parent::__construct($identifier,$instance, $captions);
        $this->separators=[-1];
        $this->headers=[];
        $this->wrappers=[];
        $this->defaultValueFunction=function($name,$value,$index){
            $caption=$this->getCaption($index);
            $input=new HtmlFormInput($this->widgetIdentifier."-".$name,$caption,"text",$value);
            $input->setName($name);
            return $input;
        };
    }

    protected function _beforeAddProperty($index,&$field){
        if(JString::endswith($field, "\n")===true){
            $this->addSeparatorAfter($index);
        }
        if($index>1 && JString::startswith($field, "\n")===true){
            $this->addSeparatorAfter($index-1);
        }
        $field=\str_replace("\n", "", $field);
        if(($header=$this->hasHeader($field))!==false){
            $this->addHeaderDividerBefore($index, $header);
        }
    }

    protected function hasHeader(&$field){
        $matches=[];$result=false;
        if(\preg_match('/\{(.*?)\}/s', $field, $matches)===1){
            $result=$matches[1];
            $field=\str_replace("{".$result."}","", $field);
        }
        return $result;
    }



    public function addSeparatorAfter($fieldNum){
        if(\array_search($fieldNum, $this->separators)===false)
            $this->separators[]=$fieldNum;
        return $this;
    }

    public function addHeaderDividerBefore($fieldNum,$header){
        $this->headers[$fieldNum]=$header;
        if($fieldNum>0)
            $this->addSeparatorAfter($fieldNum-1);
        return $this;
    }

    public function addWrapper($fieldNum,$contentBefore,$contentAfter=null){
        $this->wrappers[$fieldNum]=[$contentBefore,$contentAfter];
            return $this;
    }

    public function getSeparators() {
        return $this->separators;
    }

    public function removeSeparator($index){
        \array_splice($this->separators,$index,1);
    }

    public function removeField($index){
        parent::removeField($index);
        $pos=\array_search($index, $this->separators);
        if($pos!==false){
            $sepCount=\sizeof($this->separators);
            for($i=$pos+1;$i<$sepCount;$i++){
                $this->separators[$i]--;
            }
            \array_splice($this->separators, $pos, 1);
        }
        return $this;
    }

    public function setSeparators($separators) {
        $this->separators=\array_merge([-1], $separators);
        return $this;
    }

    public function getHeaders() {
        return $this->headers;
    }

    public function getWrappers() {
        return $this->wrappers;
    }

    public function setWrappers($wrappers) {
        $this->wrappers=$wrappers;
        return $this;
    }



}