<?php
/**
* Includes the Plugin settings menu.
*
* @filesource
* @author Stefan Herndler
* @since 1.5.0 12.09.14 10:26
*/
/**
* Handles the Settings interface of the Plugin.
*
* @author Stefan Herndler
* @since 1.5.0
*/
class MCI_Footnotes_Layout_Init {
/**
* Slug for the Plugin main menu.
*
* @author Stefan Herndler
* @since 1.5.0
* @var string
*/
const C_STR_MAIN_MENU_SLUG = "mfmmf";
/**
* Plugin main menu name.
*
* @author Stefan Herndler
* @since 1.5.0
* @var string
*/
const C_STR_MAIN_MENU_TITLE = "ManFisher";
/**
*
* @author Stefan Herndler
* @since 1.5.0
* @var array
*/
private $a_arr_SubPageClasses = array();
/**
* Class Constructor. Initializes all WordPress hooks for the Plugin Settings.
*
* @author Stefan Herndler
* @since 1.5.0
*/
public function __construct() {
// iterate through each class define in the current script
foreach(get_declared_classes() as $l_str_ClassName) {
// accept only child classes of the layout engine
if(is_subclass_of($l_str_ClassName, 'MCI_Footnotes_LayoutEngine')) {
/** @var MCI_Footnotes_LayoutEngine $l_obj_Class */
$l_obj_Class = new $l_str_ClassName();
// append new instance of the layout engine sub class
$this->a_arr_SubPageClasses[$l_obj_Class->getPriority()] = $l_obj_Class;
}
}
ksort($this->a_arr_SubPageClasses);
// register hooks/actions
add_action('admin_init', array($this, 'initializeSettings'));
add_action('admin_menu', array($this, 'registerMainMenu'));
// register AJAX callbacks for Plugin information
add_action("wp_ajax_nopriv_footnotes_getPluginInfo", array($this, "getPluginMetaInformation"));
add_action("wp_ajax_footnotes_getPluginInfo", array($this, "getPluginMetaInformation"));
}
/**
* Initializes all sub pages and registers the settings.
*
* @author Stefan Herndler
* @since 1.5.0
*/
public function initializeSettings() {
MCI_Footnotes_Settings::instance()->RegisterSettings();
// iterate though each sub class of the layout engine and register their sections
/** @var MCI_Footnotes_LayoutEngine $l_obj_LayoutEngineSubClass */
foreach($this->a_arr_SubPageClasses as $l_obj_LayoutEngineSubClass) {
$l_obj_LayoutEngineSubClass->registerSections();
}
}
/**
* Registers the new main menu for the WordPress dashboard.
* Registers all sub menu pages for the new main menu.
*
* @author Stefan Herndler
* @since 1.5.0
* @see http://codex.wordpress.org/Function_Reference/add_menu_page
*/
public function registerMainMenu() {
global $menu;
// iterate through each main menu
foreach($menu as $l_arr_MainMenu) {
// iterate through each main menu attribute
foreach($l_arr_MainMenu as $l_str_Attribute) {
// main menu already added, append sub pages and stop
if ($l_str_Attribute == self::C_STR_MAIN_MENU_SLUG) {
$this->registerSubPages();
return;
}
}
}
// add a new main menu page to the WordPress dashboard
add_menu_page(
self::C_STR_MAIN_MENU_TITLE, // page title
self::C_STR_MAIN_MENU_TITLE, // menu title
'manage_options', // capability
self::C_STR_MAIN_MENU_SLUG, // menu slug
array($this, "displayOtherPlugins"), // function
plugins_url('footnotes/img/main-menu.png'), // icon url
null // position
);
$this->registerSubPages();
}
/**
* Registers all SubPages for this Plugin.
*
* @author Stefan Herndler
* @since 1.5.0
*/
private function registerSubPages() {
// first registered sub menu page MUST NOT contain a unique slug suffix
// iterate though each sub class of the layout engine and register their sub page
/** @var MCI_Footnotes_LayoutEngine $l_obj_LayoutEngineSubClass */
foreach($this->a_arr_SubPageClasses as $l_obj_LayoutEngineSubClass) {
$l_obj_LayoutEngineSubClass->registerSubPage();
}
}
/**
* Displays other Plugins from the developers.
*
* @author Stefan Herndler
* @since 1.5.0
*/
public function displayOtherPlugins() {
printf("<br/><br/>");
// load template file
$l_obj_Template = new MCI_Footnotes_Template(MCI_Footnotes_Template::C_STR_DASHBOARD, "manfisher");
echo $l_obj_Template->getContent();
printf('<em>visit <a href="https://cheret.de/plugins/footnotes-2/" target="_blank">Mark Cheret</a></em>');
printf("<br/><br/>");
printf('</div>');
}
/**
* AJAX call. returns a JSON string containing meta information about a specific WordPress Plugin.
*
* @author Stefan Herndler
* @since 1.5.0
*/
public function getPluginMetaInformation() {
// get plugin internal name from POST data
$l_str_PluginName = array_key_exists("plugin", $_POST) ? $_POST["plugin"] : null;
if (empty($l_str_PluginName)) {
echo json_encode(array("error" => "Plugin name invalid."));
exit;
}
$l_str_Url = "https://api.wordpress.org/plugins/info/1.0/".$l_str_PluginName.".json";
// call URL and collect data
$l_arr_Response = wp_remote_get($l_str_Url);
// check if response is valid
if (is_wp_error($l_arr_Response)) {
echo json_encode(array("error" => "Error receiving Plugin Information from WordPress."));
exit;
}
if (!array_key_exists("body", $l_arr_Response)) {
echo json_encode(array("error" => "Error reading WordPress API response message."));
exit;
}
// get the body of the response
$l_str_Response = $l_arr_Response["body"];
// get plugin object
$l_arr_Plugin = json_decode($l_str_Response, true);
if (empty($l_arr_Plugin)) {
echo json_encode(array("error" => "Error reading Plugin meta information.<br/>URL: " . $l_str_Url . "<br/>Response: " . $l_str_Response));
exit;
}
$l_int_NumRatings = array_key_exists("num_ratings", $l_arr_Plugin) ? intval($l_arr_Plugin["num_ratings"]) : 0;
$l_int_Rating = array_key_exists("rating", $l_arr_Plugin) ? floatval($l_arr_Plugin["rating"]) : 0.0;
$l_int_Stars = round(5 * $l_int_Rating / 100.0, 1);
// return Plugin information as JSON encoded string
echo json_encode(
array(
"error" => "",
"PluginDescription" => array_key_exists("short_description", $l_arr_Plugin) ? html_entity_decode($l_arr_Plugin["short_description"]) : "Error reading Plugin information",
"PluginAuthor" => array_key_exists("author", $l_arr_Plugin) ? html_entity_decode($l_arr_Plugin["author"]) : "unknown",
"PluginRatingText" => $l_int_Stars . " " . __("rating based on", MCI_Footnotes_Config::C_STR_PLUGIN_NAME) . " " . $l_int_NumRatings . " " . __("ratings", MCI_Footnotes_Config::C_STR_PLUGIN_NAME),
"PluginRating1" => $l_int_Stars >= 0.5 ? "star-full" : "star-empty",
"PluginRating2" => $l_int_Stars >= 1.5 ? "star-full" : "star-empty",
"PluginRating3" => $l_int_Stars >= 2.5 ? "star-full" : "star-empty",
"PluginRating4" => $l_int_Stars >= 3.5 ? "star-full" : "star-empty",
"PluginRating5" => $l_int_Stars >= 4.5 ? "star-full" : "star-empty",
"PluginRating" => $l_int_NumRatings,
"PluginLastUpdated" => array_key_exists("last_updated", $l_arr_Plugin) ? $l_arr_Plugin["last_updated"] : "unknown",
"PluginDownloads" => array_key_exists("downloaded", $l_arr_Plugin) ? $l_arr_Plugin["downloaded"] : "---"
)
);
exit;
}
}