XForms/control/XFormsControl.php5

<?php

class XFormsControl extends SObject
{
    /* "real" variables */
    protected $ref;             # what node it binds to
    protected $appearance = 'full'; # how it displays
    protected $description;     # descrip to right of ?
    protected $items = array(); # question options
    protected $values = array();# set values
    protected $parent;          # parent XFormsRenderModule
    protected $group;           # group containing this object
    protected $label;           # label specific to one control

    /* variables that should eventually be derived
        from the bound node in the model section */
    protected $required;
    protected $type;


    /* Accessor Methods */

    public function getRef() {
        return $this->ref;
    }

    public function getAppearance() {
        return $this->appearance;
    }

    public function getDescription() {
        return $this->description;
    }

    public function getParent() {
        return $this->parent;
    }

    public function getGroup() {
        return $this->group;
    }

    public function getValues() {
        return $this->values;
    }

    public function getFirstValue() {
        if (count($this->values) < 1) {
            return null;
        } else {
            return XFormsFunctions::contentToScreen($this->values[0]);
        }
    }

    public function getItems() {
        return $this->items;
    }

    public function getRequired() {
        return $this->required;
    }

    public function isRequired() {
        return $this->getRequired();
    }

    public function getLabel() {
        return $this->label;
    }


    /* Mutator Methods */

    public function setRef($r) {
        $this->ref = $r;
    }

    public function setAppearance($a) {
        $this->appearance = $a;
    }

    public function setDescription($d) {
        $this->description = $d;
    }

    public function setParent($p) {
        $this->parent = $p;
    }

    public function setGroup($g) {
        $this->group = $g;
    }

    public function setValues($v) {
        $this->values = $v;
    }

    public function addValue($v) {
        if (!in_array($v, $this->values)){
            array_push($this->values, $v);
        }
    }


    public function setItems($i) {
        $this->items = $i;
    }

    public function addItem($i) {
        array_push($this->items, $i);
    }

    public function setRequired($r) {
        $this->required = $r;
    }

    public function setLabel($l) {
        $this->label = $l;
    }


    /* Heavy Lifting Methods */

    public function searchForInputValues() {
        if ($this->getRef() == '') return;

        if (count($this->getItems()) == 0) {
            # SINGLE INPUT
            # simply look for the first item in the list
            $values = $this->getParent()->getValueForInstanceNode(
                                $this->getRef(), $this->getParent()->getXFormCache(), 0);
            $this->setValues($values);
        } else {
            # MULTIPLE INPUT
            # loop through all of our items, looking for matches in the input
            $items = $this->getItems();
            $counter = 0;
            foreach ($items as $item) {
                # attempt to get a submitted value for this particular option (i.e., option_2)
                $value = $this->getParent()->getValueForInstanceNode(
                                $this->getRef(), $this->getParent()->getXFormCache(), $counter);
                # if it exists, add it to our values
                foreach($value as $v) {
                    $this->addValue($v);
                }
                $counter++;
            }
        }
        //var_dump($this);
    }

    public function addItemsFromXMLTree($xml) {
        foreach ($xml as $tag => $value) {
            if ($tag == 'item') {
                $i = new XFormsControlItem();
                if (isset($value->label))
                    $i->setLabel(XFormsFunctions::XMLToContent((string)$value->label));
                if (isset($value->value))
                    $i->setValue(XFormsFunctions::XMLToContent((string)$value->value));
                $this->addItem($i);
            }
        }
    }

    /* Informational Methods */

    public function getControlId() {
        return $this->getParent()->getIdPrefix() . $this->getRef();
    }

    public function getXFormsError() {
        $ib = $this->getParent();
        return $ib->getValidator()->getErrorCode(
                    $ib->getParent()->getErrorCode($this->getRef()));
    }

    public function getItemValues() {
        return array_map(create_function('$item', 'return $item->getViewLabel();'), $this->getItems());
    }


    /* View Methods */

    public function generateDescriptionTK() {
        if ($this->getDescription() != '') {
            $descrip = new TKLabel($this->getDescription());
            $descrip->class = array('questionDescrip', 'questionDescripRight');
            return $descrip;
        } else {
            return null;
        }
    }

    public function generateTK() {
        return null;
    }

    public function render() {
        $tk = $this->generateTK();
        if ($tk != null) return $tk->render();
    }

}


?>

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