596 lines
18 KiB
PHP
596 lines
18 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* Base include file for SimpleTest
|
||
|
|
* @package SimpleTest
|
||
|
|
* @subpackage WebTester
|
||
|
|
* @version $Id: frames.php 1672 2008-03-02 04:47:34Z edwardzyang $
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**#@+
|
||
|
|
* include other SimpleTest class files
|
||
|
|
*/
|
||
|
|
require_once(dirname(__FILE__) . '/page.php');
|
||
|
|
require_once(dirname(__FILE__) . '/user_agent.php');
|
||
|
|
/**#@-*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A composite page. Wraps a frameset page and
|
||
|
|
* adds subframes. The original page will be
|
||
|
|
* mostly ignored. Implements the SimplePage
|
||
|
|
* interface so as to be interchangeable.
|
||
|
|
* @package SimpleTest
|
||
|
|
* @subpackage WebTester
|
||
|
|
*/
|
||
|
|
class SimpleFrameset {
|
||
|
|
var $_frameset;
|
||
|
|
var $_frames;
|
||
|
|
var $_focus;
|
||
|
|
var $_names;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Stashes the frameset page. Will make use of the
|
||
|
|
* browser to fetch the sub frames recursively.
|
||
|
|
* @param SimplePage $page Frameset page.
|
||
|
|
*/
|
||
|
|
function SimpleFrameset(&$page) {
|
||
|
|
$this->_frameset = &$page;
|
||
|
|
$this->_frames = array();
|
||
|
|
$this->_focus = false;
|
||
|
|
$this->_names = array();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adds a parsed page to the frameset.
|
||
|
|
* @param SimplePage $page Frame page.
|
||
|
|
* @param string $name Name of frame in frameset.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function addFrame(&$page, $name = false) {
|
||
|
|
$this->_frames[] = &$page;
|
||
|
|
if ($name) {
|
||
|
|
$this->_names[$name] = count($this->_frames) - 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Replaces existing frame with another. If the
|
||
|
|
* frame is nested, then the call is passed down
|
||
|
|
* one level.
|
||
|
|
* @param array $path Path of frame in frameset.
|
||
|
|
* @param SimplePage $page Frame source.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function setFrame($path, &$page) {
|
||
|
|
$name = array_shift($path);
|
||
|
|
if (isset($this->_names[$name])) {
|
||
|
|
$index = $this->_names[$name];
|
||
|
|
} else {
|
||
|
|
$index = $name - 1;
|
||
|
|
}
|
||
|
|
if (count($path) == 0) {
|
||
|
|
$this->_frames[$index] = &$page;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
$this->_frames[$index]->setFrame($path, $page);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for current frame focus. Will be
|
||
|
|
* false if no frame has focus. Will have the nested
|
||
|
|
* frame focus if any.
|
||
|
|
* @return array Labels or indexes of nested frames.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getFrameFocus() {
|
||
|
|
if ($this->_focus === false) {
|
||
|
|
return array();
|
||
|
|
}
|
||
|
|
return array_merge(
|
||
|
|
array($this->_getPublicNameFromIndex($this->_focus)),
|
||
|
|
$this->_frames[$this->_focus]->getFrameFocus());
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Turns an internal array index into the frames list
|
||
|
|
* into a public name, or if none, then a one offset
|
||
|
|
* index.
|
||
|
|
* @param integer $subject Internal index.
|
||
|
|
* @return integer/string Public name.
|
||
|
|
* @access private
|
||
|
|
*/
|
||
|
|
function _getPublicNameFromIndex($subject) {
|
||
|
|
foreach ($this->_names as $name => $index) {
|
||
|
|
if ($subject == $index) {
|
||
|
|
return $name;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $subject + 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the focus by index. The integer index starts from 1.
|
||
|
|
* If already focused and the target frame also has frames,
|
||
|
|
* then the nested frame will be focused.
|
||
|
|
* @param integer $choice Chosen frame.
|
||
|
|
* @return boolean True if frame exists.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function setFrameFocusByIndex($choice) {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
if ($this->_frames[$this->_focus]->hasFrames()) {
|
||
|
|
return $this->_frames[$this->_focus]->setFrameFocusByIndex($choice);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (($choice < 1) || ($choice > count($this->_frames))) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$this->_focus = $choice - 1;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the focus by name. If already focused and the
|
||
|
|
* target frame also has frames, then the nested frame
|
||
|
|
* will be focused.
|
||
|
|
* @param string $name Chosen frame.
|
||
|
|
* @return boolean True if frame exists.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function setFrameFocus($name) {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
if ($this->_frames[$this->_focus]->hasFrames()) {
|
||
|
|
return $this->_frames[$this->_focus]->setFrameFocus($name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (in_array($name, array_keys($this->_names))) {
|
||
|
|
$this->_focus = $this->_names[$name];
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clears the frame focus.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function clearFrameFocus() {
|
||
|
|
$this->_focus = false;
|
||
|
|
$this->_clearNestedFramesFocus();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clears the frame focus for any nested frames.
|
||
|
|
* @access private
|
||
|
|
*/
|
||
|
|
function _clearNestedFramesFocus() {
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$this->_frames[$i]->clearFrameFocus();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test for the presence of a frameset.
|
||
|
|
* @return boolean Always true.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function hasFrames() {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for frames information.
|
||
|
|
* @return array/string Recursive hash of frame URL strings.
|
||
|
|
* The key is either a numerical
|
||
|
|
* index or the name attribute.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getFrames() {
|
||
|
|
$report = array();
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$report[$this->_getPublicNameFromIndex($i)] =
|
||
|
|
$this->_frames[$i]->getFrames();
|
||
|
|
}
|
||
|
|
return $report;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for raw text of either all the pages or
|
||
|
|
* the frame in focus.
|
||
|
|
* @return string Raw unparsed content.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getRaw() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getRaw();
|
||
|
|
}
|
||
|
|
$raw = '';
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$raw .= $this->_frames[$i]->getRaw();
|
||
|
|
}
|
||
|
|
return $raw;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for plain text of either all the pages or
|
||
|
|
* the frame in focus.
|
||
|
|
* @return string Plain text content.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getText() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getText();
|
||
|
|
}
|
||
|
|
$raw = '';
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$raw .= ' ' . $this->_frames[$i]->getText();
|
||
|
|
}
|
||
|
|
return trim($raw);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for last error.
|
||
|
|
* @return string Error from last response.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getTransportError() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getTransportError();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getTransportError();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Request method used to fetch this frame.
|
||
|
|
* @return string GET, POST or HEAD.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getMethod() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getMethod();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getMethod();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Original resource name.
|
||
|
|
* @return SimpleUrl Current url.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getUrl() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
$url = $this->_frames[$this->_focus]->getUrl();
|
||
|
|
$url->setTarget($this->_getPublicNameFromIndex($this->_focus));
|
||
|
|
} else {
|
||
|
|
$url = $this->_frameset->getUrl();
|
||
|
|
}
|
||
|
|
return $url;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Page base URL.
|
||
|
|
* @return SimpleUrl Current url.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getBaseUrl() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
$url = $this->_frames[$this->_focus]->getBaseUrl();
|
||
|
|
} else {
|
||
|
|
$url = $this->_frameset->getBaseUrl();
|
||
|
|
}
|
||
|
|
return $url;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Expands expandomatic URLs into fully qualified
|
||
|
|
* URLs for the frameset page.
|
||
|
|
* @param SimpleUrl $url Relative URL.
|
||
|
|
* @return SimpleUrl Absolute URL.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function expandUrl($url) {
|
||
|
|
return $this->_frameset->expandUrl($url);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Original request data.
|
||
|
|
* @return mixed Sent content.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getRequestData() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getRequestData();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getRequestData();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for current MIME type.
|
||
|
|
* @return string MIME type as string; e.g. 'text/html'
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getMimeType() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getMimeType();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getMimeType();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for last response code.
|
||
|
|
* @return integer Last HTTP response code received.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getResponseCode() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getResponseCode();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getResponseCode();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for last Authentication type. Only valid
|
||
|
|
* straight after a challenge (401).
|
||
|
|
* @return string Description of challenge type.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getAuthentication() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getAuthentication();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getAuthentication();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for last Authentication realm. Only valid
|
||
|
|
* straight after a challenge (401).
|
||
|
|
* @return string Name of security realm.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getRealm() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getRealm();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getRealm();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for outgoing header information.
|
||
|
|
* @return string Header block.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getRequest() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getRequest();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getRequest();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for raw header information.
|
||
|
|
* @return string Header block.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getHeaders() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getHeaders();
|
||
|
|
}
|
||
|
|
return $this->_frameset->getHeaders();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for parsed title.
|
||
|
|
* @return string Title or false if no title is present.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getTitle() {
|
||
|
|
return $this->_frameset->getTitle();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for a list of all fixed links.
|
||
|
|
* @return array List of urls as strings.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getUrls() {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_frames[$this->_focus]->getUrls();
|
||
|
|
}
|
||
|
|
$urls = array();
|
||
|
|
foreach ($this->_frames as $frame) {
|
||
|
|
$urls = array_merge($urls, $frame->getUrls());
|
||
|
|
}
|
||
|
|
return array_values(array_unique($urls));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for URLs by the link label. Label will match
|
||
|
|
* regardess of whitespace issues and case.
|
||
|
|
* @param string $label Text of link.
|
||
|
|
* @return array List of links with that label.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getUrlsByLabel($label) {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
return $this->_tagUrlsWithFrame(
|
||
|
|
$this->_frames[$this->_focus]->getUrlsByLabel($label),
|
||
|
|
$this->_focus);
|
||
|
|
}
|
||
|
|
$urls = array();
|
||
|
|
foreach ($this->_frames as $index => $frame) {
|
||
|
|
$urls = array_merge(
|
||
|
|
$urls,
|
||
|
|
$this->_tagUrlsWithFrame(
|
||
|
|
$frame->getUrlsByLabel($label),
|
||
|
|
$index));
|
||
|
|
}
|
||
|
|
return $urls;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for a URL by the id attribute. If in a frameset
|
||
|
|
* then the first link found with that ID attribute is
|
||
|
|
* returned only. Focus on a frame if you want one from
|
||
|
|
* a specific part of the frameset.
|
||
|
|
* @param string $id Id attribute of link.
|
||
|
|
* @return string URL with that id.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getUrlById($id) {
|
||
|
|
foreach ($this->_frames as $index => $frame) {
|
||
|
|
if ($url = $frame->getUrlById($id)) {
|
||
|
|
if (! $url->gettarget()) {
|
||
|
|
$url->setTarget($this->_getPublicNameFromIndex($index));
|
||
|
|
}
|
||
|
|
return $url;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Attaches the intended frame index to a list of URLs.
|
||
|
|
* @param array $urls List of SimpleUrls.
|
||
|
|
* @param string $frame Name of frame or index.
|
||
|
|
* @return array List of tagged URLs.
|
||
|
|
* @access private
|
||
|
|
*/
|
||
|
|
function _tagUrlsWithFrame($urls, $frame) {
|
||
|
|
$tagged = array();
|
||
|
|
foreach ($urls as $url) {
|
||
|
|
if (! $url->getTarget()) {
|
||
|
|
$url->setTarget($this->_getPublicNameFromIndex($frame));
|
||
|
|
}
|
||
|
|
$tagged[] = $url;
|
||
|
|
}
|
||
|
|
return $tagged;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds a held form by button label. Will only
|
||
|
|
* search correctly built forms.
|
||
|
|
* @param SimpleSelector $selector Button finder.
|
||
|
|
* @return SimpleForm Form object containing
|
||
|
|
* the button.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function &getFormBySubmit($selector) {
|
||
|
|
$form = &$this->_findForm('getFormBySubmit', $selector);
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds a held form by image using a selector.
|
||
|
|
* Will only search correctly built forms. The first
|
||
|
|
* form found either within the focused frame, or
|
||
|
|
* across frames, will be the one returned.
|
||
|
|
* @param SimpleSelector $selector Image finder.
|
||
|
|
* @return SimpleForm Form object containing
|
||
|
|
* the image.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function &getFormByImage($selector) {
|
||
|
|
$form = &$this->_findForm('getFormByImage', $selector);
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds a held form by the form ID. A way of
|
||
|
|
* identifying a specific form when we have control
|
||
|
|
* of the HTML code. The first form found
|
||
|
|
* either within the focused frame, or across frames,
|
||
|
|
* will be the one returned.
|
||
|
|
* @param string $id Form label.
|
||
|
|
* @return SimpleForm Form object containing the matching ID.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function &getFormById($id) {
|
||
|
|
$form = &$this->_findForm('getFormById', $id);
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* General form finder. Will search all the frames or
|
||
|
|
* just the one in focus.
|
||
|
|
* @param string $method Method to use to find in a page.
|
||
|
|
* @param string $attribute Label, name or ID.
|
||
|
|
* @return SimpleForm Form object containing the matching ID.
|
||
|
|
* @access private
|
||
|
|
*/
|
||
|
|
function &_findForm($method, $attribute) {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
$form = &$this->_findFormInFrame(
|
||
|
|
$this->_frames[$this->_focus],
|
||
|
|
$this->_focus,
|
||
|
|
$method,
|
||
|
|
$attribute);
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$form = &$this->_findFormInFrame(
|
||
|
|
$this->_frames[$i],
|
||
|
|
$i,
|
||
|
|
$method,
|
||
|
|
$attribute);
|
||
|
|
if ($form) {
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$null = null;
|
||
|
|
return $null;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds a form in a page using a form finding method. Will
|
||
|
|
* also tag the form with the frame name it belongs in.
|
||
|
|
* @param SimplePage $page Page content of frame.
|
||
|
|
* @param integer $index Internal frame representation.
|
||
|
|
* @param string $method Method to use to find in a page.
|
||
|
|
* @param string $attribute Label, name or ID.
|
||
|
|
* @return SimpleForm Form object containing the matching ID.
|
||
|
|
* @access private
|
||
|
|
*/
|
||
|
|
function &_findFormInFrame(&$page, $index, $method, $attribute) {
|
||
|
|
$form = &$this->_frames[$index]->$method($attribute);
|
||
|
|
if (isset($form)) {
|
||
|
|
$form->setDefaultTarget($this->_getPublicNameFromIndex($index));
|
||
|
|
}
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets a field on each form in which the field is
|
||
|
|
* available.
|
||
|
|
* @param SimpleSelector $selector Field finder.
|
||
|
|
* @param string $value Value to set field to.
|
||
|
|
* @return boolean True if value is valid.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function setField($selector, $value) {
|
||
|
|
if (is_integer($this->_focus)) {
|
||
|
|
$this->_frames[$this->_focus]->setField($selector, $value);
|
||
|
|
} else {
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$this->_frames[$i]->setField($selector, $value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Accessor for a form element value within a page.
|
||
|
|
* @param SimpleSelector $selector Field finder.
|
||
|
|
* @return string/boolean A string if the field is
|
||
|
|
* present, false if unchecked
|
||
|
|
* and null if missing.
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getField($selector) {
|
||
|
|
for ($i = 0; $i < count($this->_frames); $i++) {
|
||
|
|
$value = $this->_frames[$i]->getField($selector);
|
||
|
|
if (isset($value)) {
|
||
|
|
return $value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
?>
|