form_functions.php

jsp程序开发系统

<?php
// +-------------------------------------------------------------+
// | DeskPRO v [2.0.1 Production]
// | Copyright (C) 2001 - 2004 Headstart Solutions Limited
// | Supplied by WTN-WDYL
// | Nullified by WTN-WDYL
// | Distribution via WebForum, ForumRU and associated file dumps
// +-------------------------------------------------------------+
// | DESKPRO IS NOT FREE SOFTWARE
// +-------------------------------------------------------------+
// | License ID : Full Enterprise License =) ...
// | License Owner : WTN-WDYL Team
// +-------------------------------------------------------------+
// | $RCSfile: form_functions.php,v $
// | $Date: 2004/02/10 01:34:25 $
// | $Revision: 1.40 $
// +-------------------------------------------------------------+
// | File Details:
// | - Utility functions for HTML form widget generation.
// +-------------------------------------------------------------+

error_reporting(E_ALL ^ E_NOTICE);

#################################################################################################
#								 FORM_x FUNCTIONS 
#################################################################################################

/*****************************************************
	function html_image

-----DESCRIPTION: -----------------------------------
	creates an image

-----ARGUMENTS: -------------------------------------
	filename	Name of the image on-disk
	alt			Alternate text to display for the image
	width		Width of the image
	height		Height of the image
	javascript	JavaScript to include in the <IMG> tag

-----RETURNS:----------------------------------------
	the html for the form field

*****************************************************/

function html_image($name, $alt='', $width='', $height='', $js='') {

	if (!$width or $height) {
		$size = @getimagesize(LOC_IMAGES . $name);
		if (!$width OR $width == 0) {
			$width = $size[0];
		}
		if (!$height OR $height == 0) {
			$height = $size[1];
		}
	}
	
	$html = "<img src=\"" . constant('LOC_IMAGES') . $name . "\"";

	if ($alt) {
		$html .= " alt=\"$alt\" title=\"$alt\"";
	}
	if ($width) {
		$html .= " width=\"$width\"";
	}
	if ($height) {
		$html .= " height=\"$height\"";
	}
	if ($js) {
		$html .= " $js";
	}
	$html .= " border=\"0\" />";

	return $html;
}

/*****************************************************
	function form_file

-----DESCRIPTION: -----------------------------------
	creates a file form element

-----ARGUMENTS: -------------------------------------
	name	: makes the name of the file 
			  attachment.name (ie the name always 
			  starts with attachment)

-----RETURNS:----------------------------------------
	the html for the form field

*****************************************************/

function form_file($name = '') {
	$name = 'attachment' . $name;
	return "<input type=\"file\" name=\"$name\" />";
}

/*****************************************************
	function form_input

-----DESCRIPTION: -----------------------------------
	creates a file form element
	htmlspecialchars_uni of the value

-----ARGUMENTS: -------------------------------------
	name			: the name of the textfield
	value			: the default value for the textfield
	size (DEF=30)	: the length of the textfield
	array			: if the textfield is part of an array, ie array[fieldname]
	override		: if we do not want to htmlspecialchars_uni() the value
	js				: any extra code in the <input> (for example js)

-----RETURNS:----------------------------------------
	the html for the form field

*****************************************************/

function form_input($name, $value=NULL, $size="30", $array='', $override = NULL, $extra='') {
	if ($value != NULL) {
		if (!$override) {
			$value = htmlspecialchars_uni($value);
		}
	}
	if ($array) {
		$name = $array . "[" . $name . "]";
	}
	return "<input type=\"text\" name=\"$name\" value=\"$value\" size=\"$size\" $extra \>";
}

/*****************************************************
	function form_password

-----DESCRIPTION: -----------------------------------
	creates a file form element
	htmlspecialchars_uni of the value
	questionable use of value, not really secure

-----ARGUMENTS: -------------------------------------
	name			: the name of the password field
	value			: the default value for the password field
	size (DEF=30)	: the length of the password field
	array			: if the textfield is part of an array, ie array[fieldname]

-----RETURNS:----------------------------------------
	the html for the password field

*****************************************************/

function form_password($name, $value="", $size="30", $array='', $override = NULL) {
	if ($value) {
		if (!$override) {
			$value = htmlspecialchars_uni($value);
		}
	}
	if ($array) {
		$name = $array . "[" . $name . "]";
	}
	return "<input type=\"password\" name=\"$name\" value=\"$value\" size=\"$size\">";
}

/*****************************************************
	function form_select

-----DESCRIPTION: -----------------------------------
	- creates a drop down list

-----ARGUMENTS: -------------------------------------

	name			: the name of the select field
	array			: the array of data for the select field. Can be associative or not
	to_array		: if the select field is part of an array, ie array[fieldname]
	start			: the default selected value
	same			: makes the value the same as the displayed value, otherwise it would use either the specified 
					  values if an associatve array or would use incrementing numbers if standard array
	extra			: * needs to be looked into, -1 is probably a better value here * creates a "None Selected" row with the value -----
	size			: if specified makes the select a multiselect form element and determines the size (vertically)
	top				: add some custom code in the <select > element. Generally used for javascript actions
	override		: override htmlspecialchars() call
	id				: Element ID tag value
	disabled		: Show the element as a disabled one

-----RETURNS:----------------------------------------
	the html for the select field

*****************************************************/

function form_select($name, $array, $to_array='', $start='', $same='0', $extra='', $size='', $top='', $override = NULL, $id = NULL, $disabled = NULL) {

	if ($to_array != "") {
		$name = $to_array . "[" . $name . "]";
	}
	if ($size) {
		$name = $name . "[]";
	}
	if ($id) {
		$id = " id=\"$id\"";
	}

	if ($disabled) {
		$disabled = " DISABLED=disabled ";
		$name = $name."_disable";
	}
	if ($size) {
		$html .= "<select name=\"$name\" size=\"$size\" $disabled $top MULTIPLE $id>\n";
	} else {
		$html .= "<select name=\"$name\" $disabled $id $top>\n";
	}
	if ($extra) {
		$html .= "<option value=\"-----\">None Selected</option>\n";
	}
	
	if (is_array($array)) {
		while (list ($key, $val) = each ($array)) {
			if ($same) {
				$key = $val;
			}

			if (!$override) {
				$key = htmlspecialchars_uni($key);
				$val = htmlspecialchars_uni($val);
			}
			if (is_array($start)) {
				if (in_array($key, $start)) {
					$html .= "<option selected=selected value=\"$key\">$val</option>\n";
				} else {
					$html .= "<option value=\"$key\">$val</option>\n";
				}
			} else {
				if ($key == $start) {
					$html .= "<option selected=selected value=\"$key\">$val</option>\n";
				} else {
					$html .= "<option value=\"$key\">$val</option>\n";
				}
			}
		}
	}
	$html .= "</select>\n";
	return $html;
}

/*****************************************************
	function form_radio

-----DESCRIPTION: -----------------------------------
	- creates radio buttons

-----ARGUMENTS: -------------------------------------
	name			: array of names
	value			: array of values
	start			: the value that is preselected
	array			: if the radio elements are part of an array, ie array[fieldname]
	extra			: extra code to go in the <input > fields. Used for js actions

-----RETURNS:----------------------------------------
	the html for the radio fields

*****************************************************/

function form_radio($name, $value, $start='', $array='', $extra='', $override = NULL) {
	if ($array) {
		$name = $array . "[" . $name . "]";
	}
	$num_elements = count($value);
	$form = "<table>";
	for ($idx = 0; $idx < $num_elements; ++$idx) {
		$form .= "<tr><td>$r[normalfont]$value[$idx]:</font></td><td>";
		if (!$override) {
			$value[$idx] = htmlspecialchars_uni($value[$idx]);
		}
		if ($value[$idx] == $start) {
			$form .= "<input type=\"radio\" name=\"$name\" value=\"$value[$idx]\" checked $extra></td></tr>\n";
		} else {
			$form .= "<input type=\"radio\" name=\"$name\" value=\"$value[$idx]\" $extra></td></tr>\n";
		}
	}
	$form .= "</table>";
	return $form;
}

/*****************************************************
	function form_radio_single

-----DESCRIPTION: -----------------------------------
	- creates a single radio button

-----ARGUMENTS: -------------------------------------
	name			: name
	value			: value