WEB-INF/lib/form/Form.class.php

   1 <?php
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  28
  29 // Form class is a container for HTML forms we use in the application.
  30 // It contains an array of $elements - which are individual input controls
  31 // belonging to a form.
  32 class Form {
  33   var $name = '';          // Form name.
  34   var $elements = array(); // An array of input controls in form.
  35
  36   function __construct($name) {
  37     $this->name = $name;
  38   }
  39
  40   function getElement($name) {
  41     return $this->elements[$name];
  42   }
  43
  44   function getElements() {
  45     return $this->elements;
  46   }
  47
  48   function getName() { return $this->name; }
  49
  50   // addInput - adds an input object to the form.
  51   function addInput($params) {
  52     switch($params['type']) {
  53       case 'text':
  54         import('form.TextField');
  55         $el = new TextField($params['name']);
  56         if (isset($params['maxlength'])) $el->setMaxLength($params['maxlength']);
  57         break;
  58
  59       case 'password':
  60         import('form.PasswordField');
  61         $el = new PasswordField($params['name']);
  62         if (isset($params['maxlength'])) $el->setMaxLength($params['maxlength']);
  63         break;
  64
  65       case 'datefield':
  66         import('form.DateField');
  67         $el = new DateField($params['name']);
  68         $el->setMaxLength('10');
  69         break;
  70
  71       case 'floatfield':
  72         import('form.FloatField');
  73         $el = new FloatField($params['name']);
  74         if (isset($params['format'])) $el->setFormat($params['format']);
  75         break;
  76
  77       case 'textarea':
  78         import('form.TextArea');
  79         $el = new TextArea($params['name']);
  80         if (isset($params['cols'])) $el->setColumns($params['cols']);
  81         if (isset($params['rows'])) $el->setRows($params['rows']);
  82         if (isset($params['maxlength'])) $el->setMaxLength($params['maxlength']);
  83         break;
  84
  85       case 'checkbox':
  86         import('form.Checkbox');
  87         $el = new Checkbox($params['name']);
  88         break;
  89
  90 // TODO: refactoring ongoing down from here.
  91                         case "checkboxgroup":
  92                             import('form.CheckboxGroup');
  93                             $el = new CheckboxGroup($params["name"]);
  94                             if (isset($params["layout"])) $el->setLayout($params["layout"]);
  95                             if (isset($params["groupin"])) $el->setGroupIn($params["groupin"]);
  96                             if (isset($params["datakeys"])) $el->setDataKeys($params["datakeys"]);
  97                             $el->setData(@$params["data"]);
  98                             break;
  99
 100                         case "combobox":
 101                             import('form.Combobox');
 102                             $el = new Combobox($params["name"]);
 103                             $el->setData(@$params["data"]);
 104                             $el->setDataDefault(@$params["empty"]);
 105                             if (isset($params["datakeys"])) $el->setDataKeys($params["datakeys"]);
 106                             break;
 107
 108                         case "hidden":
 109                             import('form.Hidden');
 110                             $el = new Hidden($params["name"]);
 111                             break;
 112
 113                         case "submit":
 114                             import('form.Submit');
 115                             $el = new Submit($params["name"]);
 116                             break;
 117
 118                         case "calendar":
 119                             import('form.Calendar');
 120                             $el = new Calendar($params["name"]);
 121                             $el->setHighlight(@$params["highlight"]);
 122                             break;
 123
 124                         case "table":
 125                             import('form.Table');
 126                             $el = new Table($params["name"]);
 127                             $el->setData(@$params["data"]);
 128                             $el->setWidth(@$params["width"]);
 129                             break;
 130
 131                         case "upload":
 132                             import('form.UploadFile');
 133                             $el = new UploadFile($params["name"]);
 134                             if (isset($params["maxsize"])) $el->setMaxSize($params["maxsize"]);
 135                             break;
 136                 }
 137                 if ($el!=null) {
 138                         $el->setFormName($this->name);
 139                         if (isset($params["id"])) $el->setId($params["id"]);
 140                         if (isset($GLOBALS["I18N"])) $el->localize($GLOBALS["I18N"]);
 141                         if (isset($params["enable"])) $el->setEnabled($params["enable"]);
 142
 143                         if (isset($params["style"])) $el->setStyle($params["style"]);
 144                         if (isset($params["size"])) $el->setSize($params["size"]);
 145
 146                         if (isset($params["label"])) $el->setLabel($params["label"]);
 147                         if (isset($params["value"])) $el->setValue($params["value"]);
 148
 149                         if (isset($params["onchange"])) $el->setOnChange($params["onchange"]);
 150                         if (isset($params["onclick"])) $el->setOnClick($params["onclick"]);
 151
 152                         $this->elements[$params["name"]] = &$el;
 153                 }
 154         }
 155
 156         function addInputElement(&$el) {
 157                 if ($el && is_object($el)) {
 158                         if (isset($GLOBALS["I18N"])) $el->localize($GLOBALS["I18N"]);
 159
 160                         $el->setFormName($this->name);
 161                         $this->elements[$el->name] = &$el;
 162                 }
 163         }
 164
 165
 166         function toStringOpenTag() {
 167         $html = "<form name=\"$this->name\"";
 168
 169         $html .= ' method="post"';
 170
 171         // Add enctype for file upload forms.
 172         foreach ($this->elements as $elname=>$el) {
 173             if (strtolower(get_class($this->elements[$elname])) == 'uploadfile') {
 174                 $html .= ' enctype="multipart/form-data"';
 175                 break;
 176             }
 177         }
 178
 179         $html .= ">";
 180         return $html;
 181     }
 182
 183     function toStringCloseTag() {
 184         $html = "\n";
 185         foreach ($this->elements as $elname=>$el) {
 186             if (strtolower(get_class($this->elements[$elname]))=="hidden") {
 187                 $html .= $this->elements[$elname]->getHtml()."\n";
 188             }
 189         }
 190         $html .= "</form>";
 191         return $html;
 192     }
 193
 194         function toArray() {
 195         $vars = array();
 196         $vars['open'] = $this->toStringOpenTag();
 197         $vars['close'] = $this->toStringCloseTag();
 198
 199         foreach ($this->elements as $elname=>$el) {
 200             if (is_object($this->elements[$elname]))
 201                 $vars[$elname] = $this->elements[$elname]->toArray();
 202         }
 203 //print_r($vars);
 204         return $vars;
 205     }
 206
 207     function getValueByElement($elname) {
 208         return $this->elements[$elname]->getValue();
 209     }
 210
 211     function setValueByElement($elname, $value) {
 212         if (isset($this->elements[$elname])) {
 213                 $this->elements[$elname]->setValue($value);
 214         }
 215     }
 216 }