/**
* This is a tool for selecting photos (to possibly add)
* @param $facebook
* Optional. You can provide instance of the Facebook class.
* @param $upload
* Defaults to false. If true, shows an option to upload, as well.
* @param $action_uri
* Defaults to 'items/addPhoto'. The URI to submit the form to.
* @param $filter_visible
* Optional string. Set to 'everyone' to only display albums visible to everyone.
* @param $on_success
* Optional string. The url to redirect to after a photo is added or uploaded.
*/
function items_addPhoto_tool($params)
{
if (isset(Users::$facebook)) {
$facebook = Users::$facebook;
} else {
$app = Pie_Config::expect('pie', 'app');
if (!isset(Users::$facebooks[$app])) {
throw new Pie_Exception_MissingObject(array('name' => 'Users::$facebooks[' . $app . ']'));
}
$facebook = Users::$facebooks[$app];
}
$defaults = array('facebook' => $facebook, 'upload' => false, 'action_uri' => 'items/addPhoto', 'on_success' => Pie_Request::url());
extract(array_merge($defaults, $params));
if (!$facebook instanceof Facebook) {
throw new Pie_Exception_WrongType(array('field' => '$facebook', 'type' => 'Facebook'));
}
if (isset($_REQUEST['_pie']['onSuccess'])) {
$on_success = $_REQUEST['_pie']['onSuccess'];
}
$sn = Pie_Session::name();
$sid = Pie_Session::id();
$photos = array();
if (isset($aid)) {
$photos = Items::facebookPhotos($facebook, $aid);
return Pie::view('items/tool/addPhotoList.php', compact('photos'));
}
$facebook->require_login();
$album_rows = Items::facebookAlbums($facebook);
$albums = array();
foreach ($album_rows as $ar) {
if (isset($filter_visible) and $ar['visible'] != $filter_visible) {
continue;
}
$albums[$ar['aid']] = $ar['name'];
}
$albums = $albums;
if (count($album_rows)) {
$row = reset($album_rows);
$photos = Items::facebookPhotos($facebook, $row['aid']);
}
$throbber_url = Pie_Html::themedUrl('plugins/items/img/anim/throbber.gif');
$url_json = json_encode(Pie_Uri::url($action_uri));
Pie_Response::addStylesheet('plugins/items/css/Items.css');
if (Pie_Request::accepts('text/fbml')) {
Pie_Response::addScript('plugins/items/fbjs/Items.fb.js');
} else {
Pie_Response::addScript('plugins/items/js/Items.js');
}
if (is_bool($upload)) {
$upload = uniqid('up.', false);
}
$addPhoto_url_json = json_encode(Pie_Uri::url('items/addPhoto'));
Pie_Response::addScriptLine("\tPie.Items.urls['items/addPhoto'] = {$addPhoto_url_json};");
return Pie::view('items/tool/addPhoto.php', compact('action_uri', 'on_success', 'on_added', 'albums', 'photos', 'throbber_url', 'upload'));
}
static function execute()
{
// Fixes for different platforms:
if (isset($_SERVER['HTTP_X_REWRITE_URL'])) {
// ISAPI 3.0
$_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_REWRITE_URL'];
}
// Define a constant
if (!defined('PIE_CONTROLLER')) {
define('PIE_CONTROLLER', 'Pie_ActionController');
}
try {
$parts = explode('/', Pie_Request::tail());
$parts_len = count($parts);
if ($parts_len >= 1) {
$module = $parts[0];
}
if ($parts_len >= 2) {
$action = $parts[1];
}
// Make sure the 'pie'/'web' config fields are set,
// otherwise URLs will be formed pointing to the wrong
// controller script.
$ar = Pie_Config::get('pie', 'web', 'appRootUrl', null);
if (!isset($ar)) {
throw new Pie_Exception_MissingConfig(array('fieldpath' => 'pie/web/appRootUrl'));
}
$cs = Pie_Config::get('pie', 'web', 'controllerSuffix', null);
if (!isset($cs)) {
throw new Pie_Exception_MissingConfig(array('fieldpath' => 'pie/web/controllerSuffix'));
}
// Dispatch the request
$uri = Pie_Uri::from(compact('module', 'action'));
Pie_Dispatcher::dispatch($uri);
$dispatch_result = Pie_Dispatcher::result();
if (!isset($dispatch_result)) {
$dispatch_result = 'Ran dispatcher';
}
$uri = Pie_Dispatcher::uri();
$module = $uri->module;
$action = $uri->action;
if ($module and $action) {
$slot_names = Pie_Request::slotNames();
$requested_slots = empty($slot_names) ? '' : implode(',', array_keys($slot_names));
Pie::log("~" . ceil(Pie::microtime()) . 'ms+' . ceil(memory_get_peak_usage() / 1000) . 'kb.' . " {$dispatch_result} for {$module}/{$action}" . " ({$requested_slots})");
} else {
Pie::log("~" . ceil(Pie::microtime()) . 'ms+' . ceil(memory_get_peak_usage() / 1000) . 'kb.' . " No route for " . $_SERVER['REQUEST_URI']);
}
} catch (Exception $exception) {
Pie::event('pie/exception', compact('exception'));
}
}
static function init()
{
if (Pie_Config::get('pie', 'session', 'appendSuffix', false) or isset($_GET[self::name()])) {
if (self::id()) {
$s = '?' . self::name() . '=' . self::id();
$suffix = Pie_Uri::suffix();
$base_url = Pie_Request::baseUrl();
$suffix[$base_url] = isset($suffix[$base_url]) ? $suffix[$base_url] . $s : $s;
Pie_Uri::suffix($suffix);
}
}
self::$inited = true;
}
/**
* The default implementation.
*/
function pie_errors($params)
{
extract($params);
/**
* @var Exception $exception
*/
if (!empty($exception)) {
Pie_Response::addError($exception);
$errors = Pie_Response::getErrors();
}
$errors_array = Pie_Exception::toArray($errors);
$exception_array = Pie_Exception::toArray($exception);
// Simply return the errors, if this was an AJAX request
if ($is_ajax = Pie_Request::isAjax()) {
switch (strtolower($is_ajax)) {
case 'json':
default:
$json = json_encode(array('errors' => $errors_array, 'exception' => $exception_array));
$callback = Pie_Request::callback();
echo $callback ? "{$callback}({$json})" : $json;
}
return;
}
// Forward internally, if it was requested
if (isset($_REQUEST['_pie']['onErrors'])) {
$uri = Pie_Dispatcher::uri();
$uri2 = Pie_Uri::from($_REQUEST['_pie']['onErrors']);
if ($uri !== $uri2) {
Pie_Dispatcher::forward($uri2);
return;
// we don't really need this, but it's here anyway
}
}
if (Pie::eventStack('pie/response')) {
// Errors happened while rendering response. Just render errors view.
return Pie::view('pie/errors.php', $params);
}
try {
// Try rendering the response, expecting it to
// display the errors along with the rest.
$ob = new Pie_OutputBuffer();
Pie::event('pie/response', compact('errors', 'exception', 'errors_array', 'exception_array'));
$ob->endFlush();
} catch (Exception $exception) {
$output = $ob->getClean();
return Pie::event('pie/exception', compact('exception'));
}
}
function users_register_post_download($url, $folder, $size = 80)
{
$url_parts = parse_url($url);
if (substr($url_parts['host'], -12) != 'gravatar.com') {
return false;
}
$dir = Pie_Config::get('users', 'paths', 'icons', 'files/users/icons');
$ch = curl_init(Pie_Uri::url($_REQUEST['icon'] . '?s=' . $size));
$dir2 = Pie::realPath($dir) . DS . $folder;
if (!file_exists($dir2)) {
mkdir($dir2, 0777);
chmod($dir2, 0777);
}
$fp = fopen($dir2 . DS . "{$size}.png", 'wb');
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_exec($ch);
curl_close($ch);
fclose($fp);
return true;
}
function pie_addScriptLines()
{
$app = Pie_Config::expect('pie', 'app');
$uri = Pie_Dispatcher::uri();
$proxies_json = json_encode(Pie_Config::get('pie', 'proxies', array()));
$uri_json = json_encode($uri->toArray());
$url = Pie_Request::url();
$url_json = json_encode($url);
$proxy_url_json = json_encode(Pie_Uri::url($url));
$base_url = json_encode(Pie_Request::baseUrl());
Pie_Response::addScriptLine(<<<EOT
// pie {{
\t\tPie.info = {
\t\t\t"proxies": {$proxies_json},
\t\t\t"uri": {$uri_json},
\t\t\t"url": {$url_json},
\t\t\t"proxyUrl": {$proxy_url_json},
\t\t\t"baseUrl": {$base_url}
\t\t};
EOT
);
$uris = Pie_Config::get('pie', 'javascript', 'uris', array());
$urls = array();
foreach ($uris as $u) {
$urls["{$u}"] = Pie_Uri::url("{$u}");
}
$urls_json = json_encode($urls);
Pie_Response::addScriptLine("\t\tPie.urls = {$urls_json};");
// Export more variables to inline js
$app = Pie_Config::expect('pie', 'app');
$app_json = json_encode($app);
Pie_Response::addScriptLine("\t\tPie.app = {$app_json};\n" . "// }} pie");
$snf = Pie_Config::get('pie', 'session', 'nonceField', 'nonce');
$nonce = isset($_SESSION[$snf]) ? $_SESSION[$snf] : null;
if ($nonce) {
$nonce_json = json_encode($nonce);
Pie_Response::addScriptLine("\t\tPie.nonce = {$nonce_json};");
}
}
static function redirect($uri)
{
$url = Pie_Uri::url($uri);
$level = ob_get_level();
for ($i = 0; $i < $level; ++$i) {
ob_clean();
}
$result = Pie::event('pie/redirect', compact('uri', 'url'), 'before');
if (isset($result)) {
return $result;
}
header("Location: {$url}");
return true;
}
/**
* Gets the url and filename of a themed file
* @param string $file_path
* Basically the subpath of the file underneath the web or theme directory
*/
static function themedUrlAndFilename($file_path)
{
$filename = false;
$theme_url = Pie_Uri::url(self::themeUrl());
$theme_urls = Pie_Config::get('pie', 'theme_urls', array(null));
if (!Pie_Valid::url($file_path)) {
$c = count($theme_urls);
if ($c > 1) {
// At least two theme URLs have been loaded
// Do the cascade
for ($i = $c - 1; $i >= 0; --$i) {
try {
$filename = Pie_Uri::filenameFromUrl($theme_urls[$i] . '/' . $file_path);
} catch (Exception $e) {
continue;
}
if (file_exists($filename)) {
$theme_url = $theme_urls[$i];
break;
}
}
}
$file_path = $theme_url . '/' . $file_path;
}
if (empty($filename)) {
try {
$filename = Pie_Uri::filenameFromUrl($file_path);
} catch (Exception $e) {
$filename = null;
}
}
return array($file_path, $filename);
}
static function uri()
{
if (!isset(self::$uri)) {
self::$uri = Pie_Uri::from(self::url());
}
return self::$uri;
}
/**
* Set a suffix for all URLs that will be generated with this class.
* @param array $suffix
* Optional. If no arguments are passed, just returns the current suffix.
* Pass an array here. For each entry, the key is tested and if it
* begins the URL, then the value is appended.
* Suffixes are applied when URLs are generated.
* @return array
* Returns the suffix at the time the function was called.
*/
static function suffix($suffix = null)
{
if (is_string($suffix)) {
$suffix = array('' => $suffix);
}
if (!isset($suffix)) {
return isset(self::$suffix) ? self::$suffix : array();
}
$prev_suffix = self::$suffix;
self::$suffix = $suffix;
return $prev_suffix;
}
/**
* Default pie/response handler.
* 1. Gets some slots, depending on what was requested.
* 2. Renders them in a layout
* The layout expects "title", "dashboard" and "contents" slots to be filled.
*/
function pie_response($params)
{
extract($params);
/**
* @var Exception $exception
* @var array $errors
*/
// Redirect to success page, if requested.
$is_ajax = Pie_Request::isAjax();
if (empty($errors) and empty($exception)) {
if (!$is_ajax and isset($_REQUEST['_pie']['onSuccess'])) {
$on_success = $_REQUEST['_pie']['onSuccess'];
if (Pie_Config::get('pie', 'response', 'onSuccessShowFrom', true)) {
$on_success = Pie_Uri::url($on_success . '?_pie[fromSuccess]=' . Pie_Dispatcher::uri());
}
Pie_Response::redirect($on_success);
return;
}
}
// Get the requested module
$uri = Pie_Dispatcher::uri();
if (!isset($module)) {
$module = $uri->module;
if (!isset($module)) {
$module = 'pie';
Pie_Dispatcher::uri()->module = 'pie';
}
}
// Get the main module (the app)
$app = Pie_Config::expect('pie', 'app');
// Add some javascript to inform the front end of important URLs
Pie::event('pie/addScriptLines');
// What to do if this is an AJAX request
if ($is_ajax) {
$slot_names = Pie_Request::slotNames();
if (!isset($slot_names)) {
$slot_names = Pie_Config::get($module, 'response', 'slotNames', array('content' => null, 'dashboard' => null, 'title' => null, 'notices' => null));
}
$slots = array();
$stylesheets = array();
$stylesInline = array();
$scripts = array();
$scriptLines = array();
if (is_array($slot_names)) {
foreach ($slot_names as $slot_name => $v) {
$slots[$slot_name] = Pie_Response::fillSlot($slot_name, 'default');
$stylesheets[$slot_name] = Pie_Response::stylesheetsArray($slot_name);
$stylesInline[$slot_name] = Pie_Response::stylesInline($slot_name);
$scripts[$slot_name] = Pie_Response::scriptsArray($slot_name);
$scriptLines[$slot_name] = Pie_Response::scriptLines($slot_name);
}
}
$timestamp = microtime(true);
$echo = Pie_Request::contentToEcho();
// Render a JSON layout for ajax
$to_encode = compact('slots', 'stylesheets', 'stylesInline', 'scripts', 'scriptLines', 'timestamp', 'echo');
// Cut down on the response size
foreach (array('slots', 'stylesheets', 'stylesInline', 'scripts', 'scriptLines') as $f) {
$is_empty = true;
if (is_array($to_encode[$f])) {
foreach ($to_encode[$f] as $k => $v) {
if (isset($v)) {
$is_empty = false;
} else {
unset($to_encode[$f][$k]);
}
}
} else {
if (!empty($to_encode[$f])) {
$is_empty = false;
}
}
if ($is_empty) {
unset($to_encode[$f]);
}
}
switch (strtolower($is_ajax)) {
case 'json':
default:
$json = json_encode($to_encode);
$callback = Pie_Request::callback();
echo $callback ? "{$callback}({$json})" : $json;
}
return;
}
// If this is a request for a regular webpage,
// fill the usual slots and render a layout.
// Attach stylesheets and scripts
if (Pie_Request::accepts('text/fbml')) {
Pie_Response::addStylesheet("css/fbml.css");
Pie_Response::addScript('plugins/pie/fbjs/Pie.fb.js');
} else {
Pie_Response::addStylesheet("css/html.css");
Pie_Response::addScript('plugins/pie/js/Pie.js');
}
// Get all the usual slots for a webpage
$slot_names = Pie_Config::get($module, 'response', 'slotNames', array('content' => null, 'dashboard' => null, 'title' => null, 'notices' => null));
$slots = array();
foreach ($slot_names as $sn => $v) {
$slots[$sn] = Pie_Response::fillSlot($sn, 'default');
}
$output = Pie_Response::output();
if (isset($output)) {
if ($output === true) {
return;
}
if (is_string($output)) {
echo $output;
}
return;
}
if (Pie_Request::accepts('text/fbml')) {
// Render a full FBML layout
$layout_view = Pie_Config::get($app, 'response', 'layout_fbml', "{$app}/layout/fbml.php");
echo Pie::view($layout_view, $slots);
} else {
// Render a full HTML layout
$layout_view = Pie_Config::get($app, 'response', 'layout_html', "{$app}/layout/html.php");
echo Pie::view($layout_view, $slots);
}
}
/**
* Dispatches a URI for internal processing.
* Usually called by a front controller.
* @param mixed $uri
* Optional. You can pass a custom URI to dispatch. Otherwise, PIE will attempt
* to route the requested URL, if any.
* @param array $check
* Optional. Pass array() to skip checking whether the URI can be obtained
* as a result of routing some URL.
* @return boolean
*/
static function dispatch($uri = null, $check = array('accessible'))
{
if (!is_array($check)) {
$check = array('accessible');
}
if (isset($uri)) {
if (in_array('accessible', $check)) {
if (!Pie_Uri::url($uri)) {
// We shouldn't dispatch to this URI
$uri = Pie_Uri::from(array());
}
}
self::$uri = Pie_Uri::from($uri);
} else {
self::$uri = Pie_Request::uri();
}
// if file or dir is requested, try to serve it
$served = false;
$skip = Pie_Config::get('pie', 'dispatcherSkipFilename', false);
$filename = $skip ? false : Pie_Request::filename();
if ($filename) {
if (is_dir($filename)) {
$served = Pie::event("pie/dir", compact('filename', 'routed_uri'));
$dir_was_served = true;
} else {
$served = Pie::event("pie/file", compact('filename', 'routed_uri'));
$dir_was_served = false;
}
}
// if response was served, then return
if ($served) {
self::result($dir_was_served ? "Dir served" : "File served");
return true;
}
// This loop is for forwarding
$max_forwards = Pie_Config::get('pie', 'maxForwards', 10);
for ($try = 0; $try < $max_forwards; ++$try) {
// Make an array from the routed URI
$routed_uri_array = array();
if (self::$uri instanceof Pie_Uri) {
$routed_uri_array = self::$uri->toArray();
}
// If no module was found, then respond with noModule and return
if (!isset(self::$uri->module)) {
Pie::event("pie/noModule", $routed_uri_array);
// should echo things
self::result("No module");
return false;
}
$module = self::$uri->module;
// Implement restricting of modules we are allowed to access
$routed_modules = Pie_Config::get('pie', 'routedModules', null);
if (isset($routed_modules)) {
if (!in_array($module, $routed_modules)) {
Pie::event('pie/notFound', $routed_uri_array);
// should echo things
self::result("Unknown module");
return false;
}
} else {
if (!Pie::realPath("handlers/{$module}")) {
Pie::event('pie/notFound', $routed_uri_array);
// should echo things
self::result("Unknown module");
return false;
}
}
try {
// Fire a pure event, for aggregation etc
if (!in_array('pie/prepare', self::$skip)) {
Pie::event('pie/prepare', $routed_uri_array, true);
}
// Perform validation
if (!in_array('pie/validate', self::$skip)) {
Pie::event('pie/validate', $routed_uri_array);
// Check if any errors accumulated
if (Pie_Response::getErrors()) {
// There were validation errors -- render a response
self::errors(null, $module, null);
self::result('Validation errors');
return false;
}
}
// Time to instantiate some app objects from the request
if (!in_array('pie/objects', self::$skip)) {
Pie::event('pie/objects', $routed_uri_array, true);
}
// We might want to reroute the request
if (!in_array('pie/reroute', self::$skip)) {
$stop_dispatch = Pie::event('pie/reroute', $routed_uri_array, true);
if ($stop_dispatch) {
self::result("Stopped dispatch");
return false;
}
}
if (Pie_Request::isPost()) {
if (!in_array('pie/post', self::$skip)) {
// Make some changes to server state, possibly
Pie::event('pie/post', $routed_uri_array);
}
}
// Time to instantiate some app objects from the request
if (!in_array('pie/analytics', self::$skip)) {
Pie::event('pie/analytics', $routed_uri_array, true);
}
// Start buffering the response, unless otherwise requested
if ($handler = Pie_Response::isBuffered()) {
$ob = new Pie_OutputBuffer($handler);
}
// Generate and render a response
Pie::event("pie/response", $routed_uri_array);
if (!empty($ob)) {
$ob->endFlush();
}
self::result("Served response");
return true;
} catch (Pie_Exception_DispatcherForward $e) {
// Go again, this time with a different URI.
self::$uri = Pie_Uri::from($e->uri);
if (is_array($e->skip)) {
self::$skip = $e->skip;
} else {
// Don't process the POST fields this time around
self::$skip = array('pie/post');
}
// We'll be handling errors anew
self::$handling_errors = false;
} catch (Pie_Exception_DispatcherErrors $e) {
if (!empty($ob)) {
$partial_response = $ob->getClean();
} else {
$partial_response = null;
}
self::errors(null, $module, $partial_response);
self::result("Rendered errors");
return true;
} catch (Exception $exception) {
if (!empty($ob)) {
$partial_response = $ob->getClean();
} else {
$partial_response = null;
}
self::errors($exception, $module, $partial_response);
self::result("Exception occurred");
return false;
}
}
// If we are here, we have done forwarding too much
throw new Pie_Exception_Recursion(array('function_name' => 'Dispatcher::forward()'));
}
