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rm_opt_group.php
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rm_opt_group.php
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<?
/**
* Script: form_opt_group
* Author: Ray Messina
* Copyright: 2020 Ray Messina Design;
* GNU General Public License
**/
class rm_tag_group{
protected $selected = '';
protected $value_str = '';
protected $value_qt = '"';
protected $value_eq = ' = ';
protected $value_frag = '';
protected $tag = false ;
protected $tag_type_attr = '' ;
protected $tag_name_attr = '' ;
protected $shared_name = false ;
protected $tag_attrs = '' ;
protected $tag_text = '' ;
protected $close_tag = true;
protected $value_tag = '';
protected $tag_row = '';
protected $bef = '' ;
protected $aft = '' ;
protected $has_wrap = false ;
protected $has_text = false ;
protected $the_group = false;
protected $data = false;
protected $rep_keys = array();
protected $onlyByVal = true;
protected $skip_foo = false;
protected $skip_index = array();
protected $skip_val = array();
protected $attr_list = array();
protected $global_attrs = array( 'dir','lang','style','id','class','tabindex','accesskey','title' ,'onblur','onfocus', 'onmousemove', 'onmouseout', 'onmousedown', 'onmouseup', 'onmouseover', 'onclick','ondblclik');
protected $actions = array('omit'=>array(), 'sel'=>array(),'dis'=>array());
function __construct($data, $val_str='', $text_str='', array $args =array()){
$def = array('eq'=>$this->value_eq , 'qt'=>$this->value_qt, 'row'=>false, 'bef'=>'', 'aft'=>'', 'att'=>array(), 'datt'=>array());
$def = array_merge($def, $args);
$this->value_tag = is_string($val_str) ? $val_str : '';
if ($this->has_wrap){
if (is_string($def['bef'])){ $this->bef = $def['bef'];}
if (is_string($def['aft'])){ $this->aft = $def['aft'];}
}
if ($this->has_text){
if (is_scalar($text_str)){ $this->tag_text = $text_str;}
}
if ($this->tag_name_attr){// allows for a default name to be set, when required
$this->global_attrs[]='name';
if (isset($def['name']) && is_string($def['name'])){
$this->tag_name_attr = $def['name'];
}elseif( isset($def['att']['name'])){
$this->tag_name_attr = $def['att']['name'];
}
$def['att']['name'] = $this->tag_name_attr;
}
if ($this->tag_type_attr){
$this->tag_attrs.=' type = "'.$this->tag_type_attr.'" '; // adds type attr; but prevents it from being user accesible
}
if (is_array($def['att'])){
foreach ($this->attr_list + $this->global_attrs as $attr){
if(isset($def['att'][$attr])) { $this->tag_attrs.=' '.$attr.' = "'.$def['att'][$attr].'" ';}
}
}
if (is_array($def['datt'])){
foreach ($def['datt'] as $key=>$val){
if(isset($def['att'][$attr])) { $this->tag_attrs.=' data-'.$key.' = "'.$val.'" ';}
}
}
$this->value_str($def['eq'],$def['qt']);
if (is_string($data) && is_string($def['row'])){$this->tag_row = $def['row']; }
else{
$this->build_element();
//set skip options
if (isset($def['skf']) && is_string($def['skf'])){ $this->skip_foo = $def['skf']; }
if (isset($def['ski'])) {
$this->skip_index = is_array($def['ski']) ? $def['ski'] : array($def['ski']);
$this->skip_index = array_flip($this->skip_index);
}
if (isset($def['skv']) && is_array($def['skv']) ) { $this->skip_val = $def['skv'] ; }
}
$this->gather_rep_keys();
$this->generate_group($data);
}
protected function value_str($eq = " = ", $qt='"'){
$this->value_qt = $qt ? '"' : "'";
$this->value_eq = $eq;
$this->value_frag = ' value'.$this->value_eq.$this->value_qt;
$this->value_str = $this->value_frag.$this->value_tag.$this->value_qt;
}
protected function generate_group($data){//
if (!$this->tag) { return;}
$this->data =(is_array($data) || is_string($data)) ? $data : false;
if (is_string($this->data)) { $this->the_group = $this->data; return;}
if (is_array($this->data)) {
$this->the_group = '';
foreach ($this->data as $key=>$row){
if ($this->skip_build($row,$key)) { continue; }
$this->the_group .= $this->key_replace($row,$key);
}
}
return;
}
protected function skip_build($row,$index){
if (isset($this->skip_index[$index])){return true;}
foreach ($this->skip_val as $col=>$skip_vals){
if (isset($skip_vals[$row[$col]])) {return true;}
}
if ($this->skip_foo && function_exists($this->skip_foo)){
return $this->{skip_foo}($row,$index,$this->skip_val,$this->skip_index);
}
return false;
}
protected function gather_rep_keys(){
$str = $this->value_tag;
if ($this->has_wrap ){ $str.=$this->bef.$this->aft; }
$str .= $this->tag_attrs;
preg_match_all('#{{(\w+)}}#',$str ,$m);
$this->rep_keys =isset($m[1]) ? $m[1] : array();
}
protected function build_element(){
$this->tag_row='<'.$this->tag.' '.$this->tag_attrs.$this->value_str.' >'.$this->tag_text;
if( $this->close_tag){$this->tag_row.='</'.$this->tag.'>';}
if ($this->has_wrap) {$this->tag_row= $this->bef.$this->tag_row.$this->aft;}
$this->tag_row.="\n";
}
protected function key_replace($data,$key){
$str= str_replace('{{##}}', $key, $this->tag_row);
foreach ($this->rep_keys as $col){
$str= str_replace('{{'.$col.'}}', $data[$col], $str);
}
return $str;
}
function output($byVal=true , array $args=array()){
$byVal = $this->onlyByVal ? true : $byVal;
$actions = $this->actions;
$acts =array('omit'=>false, 'sel'=>$this->selected,'dis'=>' DISABLED ');
foreach ($actions as $setup=>$junk){
if (isset($args[$setup])){
$actions[$setup] = is_array($args[$setup]) ? $args[$setup] : array($args[$setup]);
}
}
$fooBypas = (isset($args['omitf']) && is_string($args['omitf']) && function_exists($args['omitf'])) ? $args['omitf'] : false;
$search_root_l = $byVal ? $this->value_frag : '>' ;
$search_root_r = $byVal ? $this->value_qt : ($this->close_tag ? '</'.$this->tag.'>' : '<');
$new_group =$this->the_group;
foreach ($actions as $action=>$targets){
$do_lim = ($action && (isset($args[$action.'lim']) && @($args[$action.'lim']+0) > 0)) ?
$args[$action.'lim']+0 : false ; //setlim
$act=$acts[$action];
foreach ($targets as $key=>$target){
$rep_array = false;
if ( $act && (!$this->close_tag && $this->has_wrap)){ // operates only on single tag elements with wraps
$rep_array= $this->preg_rep($byVal, $target, $new_group, $act);
$replace_this= is_array($rep_array) ? $rep_array[0] : $rep_array;
}else{
$replace_this= $search_root_l.$target.$search_root_r ;
}
///????
if(!$act){//performs omit!!!!!!!!
// fooBypass / else:
if ($fooBypas){
$replace_this = $fooBypas($target,$byVal,$this->tag, $this->value_str,$this->tag_text, $rgxShell,$replace_this);
$replace_this = is_string($replace_this) ? $replace_this : ''; // sanitizes bypass foo results
}else{
// if target is array then fill in {{vars}}
if (is_array($target)){ $replace_this = $this->key_replace($target, $key);}
else{
$new_group = $this->preg_rep($byVal, $target, $new_group);// do pregmatch text replace
continue;
}
}
$new_group = str_replace($replace_this, '', $new_group); //do text replace
}
else{// performs disables and selects
$use_lim = -1;
$array_flag = is_array($rep_array);
$replace_group = $array_flag ? $rep_array[0] : array($replace_this) ; // if a replament array has been set take the first (arrray to be relace index);
foreach ($replace_group as $index=> $replace_this ){
if ($do_lim > 0 ){
$sub = substr_count ($new_group, $replace_this); // get a count of the number of intances of the str to be replaced
$use_lim = ($sub > $do_lim) ? $do_lim : $sub; // if the count is more than the remaining limit...
$do_lim = $do_lim - $sub;
}
if (!$array_flag ) {$replace_with = $byVal ? $replace_this.$act : $act.$replace_this;}
else{ $replace_with = $rep_array[1][$index]; }
$new_group = str_replace($replace_this, $replace_with, $new_group ,$use_lim);
if ($do_lim !== false && $do_lim <= 0 ){ break 2;}// replac ct limit
}
}
}
}
if ($this->shared_name && isset($args['name'])){
$new_group =preg_replace('/<'.$this->tag.'( .*)'.$this->tag_name_attr.'/m', '<'.$this->tag."$1".$args['name'] , $new_group);
}
$n_bef = isset($args['_name']) ? trim($args['_name']):'';
$n_aft = isset($args['name_']) ? trim($args['name_']):'';
if ($n_bef || $n_aft){
$new_group =preg_replace('#<'.$this->tag.'(\s[^>]*name\s*=\s*[\'"])([^\'"]+)#m','<'.$this->tag."$1".$n_bef."$2".$n_aft,$new_group);
}
return $new_group;
}
protected function preg_rep($byVal, $needle,$haystack, $replacement = false){
$needle = preg_quote($needle); // escape string and add to regex
$rgx = $byVal ? '/^.*<'.$this->tag.' .*'.trim($this->value_frag.$needle.$this->value_qt).'.*>.*$/m' : '/^.*<.*>'.$needle.'<.*>.*$/m' ; // select regex shell
if (!$replacement) { return preg_replace($rgx, '', $haystack);} //returns original with lines containing needle deleted
preg_match_all($rgx, $haystack,$matches);
$matches = $matches ? $matches[0] : array();
$matches = array_keys(array_flip($matches));
$replacements=array();
foreach ($matches as $match){
$replacements[] = str_replace('<'.$this->tag.' ', '<'.$this->tag.' '.$replacement, $match);
}
return array($matches,$replacements); //returns an array of matches of lines containing $needle
}
}
class rm_fg_datalist extends rm_tag_group{
protected $selected = ' SELECTED '; //vestigial
protected $tag = 'option';
protected $close_tag = false;
protected $attr_list = array('label');
protected $actions = array('omit'=>array(), 'dis'=>array());
}
class rm_fg_select extends rm_tag_group{
protected $selected = ' SELECTED ';
protected $tag = 'option';
protected $onlyByVal = false;
protected $has_text = true;
protected $attr_list = array('label');
}
class rm_fg_radiobutton extends rm_tag_group{
protected $selected = ' CHECKED ';
protected $tag = 'input';
protected $onlyByVal = false;
protected $tag_type_attr= 'radio' ;
protected $tag_name_attr= 'radio_set' ;
protected $close_tag = false;
protected $has_wrap = true;
protected $shared_name = true ;
}
class rm_fg_checkbox extends rm_tag_group{
protected $selected = ' CHECKED ';
protected $tag = 'input';
protected $onlyByVal = false;
protected $tag_type_attr= 'checkbox' ;
protected $close_tag = false;
protected $has_wrap = true;
}