phplibrary/core/form.php

<?php

/**
 * Deprecated !!!!
 */

require_once 'core/adapter.php';

/**
 * Íîâîå API äëÿ Ôîðì
 * $form = new Form ();
 * $form->render ()         -> html, 
 * $form->adjust ($scheme);
 * $form->input ($name, $type, $label, );
 * $form->set($name, $value);
 * $form->get($name);       -> value
 * $form->parse ($request), 
 * $form->validate ()       -> boolean, 
 * $form->values ()         -> pair[key] = value
 */

/**
 * Ýëåìåíò ôîðìû
 * @package core
 */
class TField {
    protected $_value; // Ôîðìàòèðîâàííîå çíà÷åíèå ïîëÿ

    var $label; // Ìåòêà ïîëÿ
    var $rule = array ();// Ïðàâèëà äëÿ ïðîâåðêè ïîëÿ
    var $value; // Ôîðìàòèðîâàííîå Çíà÷åíèå ïîëÿ
//    var $default; // Çíà÷åíèå ïî óìîë÷àíèþ
    var $error = false; // â XRule Ïðàâèëà äëÿ ïðîâåðêè çíà÷åíèé 
    var $error_msg = "Ïîëå íå ìîæåò áûòü ïóñòûì";    
    var $type; // Êàæäîìó òèïó ýëåìåíòà ñîîòâåòñòâóåò ìàêðîñ TAL
    
    public function __construct ($input) {
//        $this->deafult = null;
        $this->require = false;
        // Èíèöèàëèçàöèÿ ñâîéñò îáüåòêà
        foreach ($input as $key => $value) {
            $this->$key = $value;
        }
    }

    public function __toString () {
        return $this->value;
    }          

    public function isValid ($name) {
        if ($this->require == true && empty($this->value)) {
            $this->error = true;
            return false;
        }
        $this->setValue ($this->value);
        return true;
    }

    // Äîáàâèòü ìåòîäû getString, setString ??

    function setValue ($value) {
        $this->_value = $value;
        $this->value = $value;
    }

    function getValue () {
        return $this->_value;
    }
}

/**
 * Ïîëå ââîäà Input
 * @package core
 */
class TInput extends TField {
    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue ("");
    }
}

// checkbox
class TCheckbox extends TField {
    public $checked = false;
    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue (1);
    }

    function setValue ($value) {        
        $this->_value = intval ($value);
        $this->value = 1;
        if ($this->_value == 1) $this->checked = true; else $this->checked = false;
    }
}

/**
 * Âûáîð èç îäíîãî ýëåìåíòà
 */
class TSelect1 extends TField {
    var $options = array ();

    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue (0);
    }

    function setValue ($value) {        
        $this->_value = $value;
        $this->value = $value;
        foreach ($this->options as $key => $o) {
            $this->options[$key]['selected'] = ($this->options[$key]['value'] == $this->_value);
        }
    }
}

class TSelectGroup extends TField {
    var $groups = array ();

    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue (0);
    }

    function setValue ($value) {
        $this->_value = $value;
        $this->value = $value;
        foreach ($this->groups as $gkey => $o) {
            foreach ($this->groups[$gkey]['options'] as $key => $v) {
                $this->groups[$gkey]['options'][$key]['selected'] = ($this->groups[$gkey]['options'][$key]['value'] == $this->_value);
            }
        }
    }
}

/**
 * Ïîëå ñ äàòîé 
 * @package core
 */
class TDate extends TField {
    var $error_msg = "Íåâåðíûé ôîðìàò äàòû";    
    var $separator = ".";

    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue (time ());
    }

    function isValid ($name) {
        $value = $this->value;
        if ($tmp = explode(".", $value, 3)) {
            if ($tmp[1] && $tmp[0] && $tmp[2]) {
                if (checkdate ($tmp[1], $tmp[0], $tmp[2])) {
                    $this->setValue (mktime (0, 0, 0, $tmp[1], $tmp[0], $tmp[2]));
                    return true;
                }
            }
        }
        $this->error = true;
        return false;
    }

    function setValue ($value) {
        $this->_value = $value;
        $this->value = date ("d.m.Y", $value);
    } 
}

class TTime extends TField {
    var $error_msg = "Íåâåðíûé ôîðìàò âðåìåíè";    

    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue (mktime(0, 0, 0, 11, 30, 1999));
    }

    function isValid ($name) {
        $value = $this->value;
        if ($tmp = explode(":", $value, 2)) {
            if ($this->checktime ($tmp[0], $tmp[1])) {
                $this->setValue (mktime ($tmp[0], $tmp[1], 0, 0, 0, 0));
                return true;
            }
        }
        $this->error = true;
        return false;
    }

    function checktime($hour, $minute) {
        if ($hour > -1 && $hour < 24 && $minute > -1 && $minute < 60) {
            return true;
        }
    }

    function setValue ($value) {
        $this->_value = $value;
        $this->value = date ("H:i", $value);
    } 
}


/* *
 * Òåêñòîâîå ïîëå 
 * @package core
 */
class TTextArea extends TField {
    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue ("");
    }
}

/**
 * Ïîëå äëÿ ââîäà ïàðîëÿ
 * @package core
 */
class TSecret extends TField {
    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue ("");
    }
}

class TUpload extends TField {
    public $types = array ();
    public function __construct ($input) {
        parent::__construct ($input);
        $this->setValue ("");
    }
    
    public function setValue ($value) {
        $this->_value = basename ($value);
        $this->value = $value;
    }
}

/**
 * Ôîðìà äëÿ ââîäà
 * @package core
 */
class TForm {
    var $field = array ();
    var $action = "";
    var $method = 'post';
    var $request;
    var $replace;
    
    public function __construct ($request) {
        $this->uid = get_form_uid ();
        $this->constructor = array (
            'input'    => 'TInput',
            'checkbox'    => 'TCheckbox',
            'date'     => 'TDate',
            'time'     => 'TTime',
            'textarea' => 'TTextArea', 
            'select'   => 'TSelect', 
            'select1'  => 'TSelect1',
            'selgroup' => 'TSelectGroup',
            'secret'   => 'TSecret',
            'upload'   => 'TUpload'
        );
        $this->request = $request;
    }

    function get ($name) {        
        return $this->field [$name]->getValue ();
    }
    
    function addFieldObject ($name, $el) { 
        $this->field [$name] = $el;
    }

    /**
     * Ìåòîä äîëæåí ïðîâåðÿòü çíà÷åíèÿ ïîëåé ôîðìû ïîëñëå çàïîëíåíèÿ
     * Ïðîâåðêà ïðàâèëüíîñòè çàïîëíåíèÿ ôîðìû è óñòàíîâêà çíà÷åíèé
     */
    function isValid () {
        $haveErrors = false;
        foreach ($this->field as $name => $el) { // ññûëêà
            if ($this->field [$name] instanceof TUpload) {
//                print_r ($_POST);
                $filename = $this->request->getRawData ('files', $name);                 
                if ((bool) $filename['name']) {
                    $this->field [$name]->value = $filename['name'];
                } else {
                    $this->field [$name]->value = $this->request->getRawData ($this->method, $name."_file");  
                }
            } else {
                $this->field [$name]->value = $this->request->getRawData ($this->method, $name);
            }
            if (!$this->field [$name]->isValid($name)) {
                $haveErrors = true;
            }
        }
        return !$haveErrors;
    }
    
    /**
     * Äîáàâëÿåò îäíî ïîëå ââîäà íà ôîðìó
     */
    public function addField ($init) {
        assert ($init['type']);
        assert ($init['name']);
        $constructor = $this->constructor[$init['type']];
        $el = new $constructor ($init);
        $el->type = $init['type'];

        $this->addFieldObject ($init['name'], $el);
        return $el;
    }

    /**
     * Äîáàâëÿåò ñïñîê ïîëåé äëÿ ôîðìû
     * @param array $list 
     */
    public function addFieldList ($list) {
        foreach ($list as $init) {
            $this->addField ($init);
        }
    }

    /**
     * Çàïîëíÿåò ôîðìó äàííûìè èç êîëëåêöèè
     * Äëÿ îáüåêòîâ è ìàññèâîâ ìîæíî èñïîëüçîâàòü Adapter pattern
     * @param object $data
     * @param array $schema Ñâÿçü ìåæäó ýëåìåíòàìè ôîðìû è ñâîéñòâàìè îáüåêòà  
     */
    public function fill ($data) {
        foreach ($this->field as $name => $el) {
            $this->field [$name]->setValue ($data->get ($name));
        }
    }
}

?>