XForms/FormInput.php5

<?php

class FormInput
{
    protected $inputType;

    protected $label;

    protected $ref;

    protected $validType;

    protected $required;

    protected $value;

    protected $items;

    protected $appearance;

    protected $description;


    function __construct($inputType, $label, $ref="", $validType="", $required="",
                      $value="", $items="", $appearance="", $description="") {
        $this->inputType = $inputType;
        $this->label = $label;
        $this->ref = $ref;
        $this->validType = $validType;
        $this->required = $required;
        $this->value = $value;
        $this->items = $items;
        $this->appearance = $appearance;
        $this->description = $description;
    }


    public function buildInstance() {
        if ($this->inputType == "text") {
            return "";
        }
        if ($this->required == true)
            $requiredString = "true";
        else
            $requiredString = "false";
        $string = '';
        $openTag = "    <$this->ref type='$this->validType' required='$requiredString()'";

        // If there is no default value, just make a self-closing tag
        if ($this->value == "") {
            $string.="$openTag />\n";
        }
        // If there is an array of default values, add a tag for each one
        else if (is_array($this->value) && count($this->value) > 0) {
            $string = '';
            $first = true;
            foreach($this->value as $value) {
                $value = SXMLHelper::contentToXML($value);
                // Only the first value needs to have the validation and required information
                if ($first) {
                    $string .= "$openTag>$value</$this->ref>\n";
                    $first = false;
                }
                else
                    $string.="  <$this->ref>$value</$this->ref>\n";
            }
        }
        // Otherwise, add the value in between the opening and closing tags.
        else {
            // This way html markup can be read literally into the default value
            $value = SXMLHelper::contentToXML($this->value);
            $string.="$openTag>$value</$this->ref>\n";
        }

        return $string;
    }


    public function buildInput() {
        $description = SXMLHelper::contentToXML($this->description);
        $label = SXMLHelper::contentToXML($this->label);

        // Text inputs are used as headers and explanation text.
        if ($this->inputType == "text") {
            $string = "<text>\n".
                    "   <label>$label</label>\n";
            if($this->description != "") {
                $string .= "    <description>$description</description>\n";
            }
            $string .= "</text>\n";
            return $string;
        }

        // Create a tag for an input
        $string="<$this->inputType ref=\"$this->ref\"";
        if ($this->appearance != "")
            $string.=" appearance=\"$this->appearance\"";
        $string.=">\n".
                "   <label>$label</label>\n";
        if($this->description != "") {
                $string.="  <description>$description</description>\n";
        }

        // For selectors, loop through the options and add them to the input code
        // Options can be submitted as:
        //      2D arrays with each sub-array = (label, value)
        //      1D associative arrays = value=>label
        //      1D indexed arrays, where the value will be used for the label
        if ( ($this->inputType=="select" || $this->inputType=="select1") && is_array($this->items)) {
            $isAssociative = (array_keys($this->items) != array_keys(array_keys($this->items)));
            foreach($this->items as $key=>$item)
            {
                // If this array is one-dimensional
                if (!is_array($item)) {
                    // If it is an associative array, use the keys as the values
                    if ($isAssociative)
                        $item = array($item, $key);
                    // If it is an indexed array, use the values as both the value and the label
                    else
                        $item = array($item, $item);
                }
                $string.="  <item>\n".
                        "       <label>".str_replace("&", "&amp;", $item[0])."</label>\n".
                        "       <value>".str_replace("&", "&amp;", $item[1])."</value>\n".
                        "   </item>\n";
            }
        }

        $string.="</$this->inputType>\n";

        return $string;
    }


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


}

?>

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