449 lines
14 KiB
PHP
449 lines
14 KiB
PHP
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<?php
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/**
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* Includes Layout Engine for the admin dashboard.
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*
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* @filesource
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* @author Stefan Herndler
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* @since 1.5.0 12.09.14 10:56
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*/
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/**
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* Layout Engine for the administration dashboard.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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abstract class MCI_Footnotes_LayoutEngine {
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/**
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* Stores the Hook connection string for the child sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @var null|string
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*/
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protected $a_str_SubPageHook = null;
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/**
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* Stores all Sections for the child sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @var array
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*/
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protected $a_arr_Sections = array();
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/**
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* Returns a Priority index. Lower numbers have a higher Priority.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return int
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*/
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abstract public function getPriority();
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/**
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* Returns the unique slug of the child sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return string
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*/
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abstract protected function getSubPageSlug();
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/**
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* Returns the title of the child sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return string
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*/
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abstract protected function getSubPageTitle();
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/**
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* Returns an array of all registered sections for a sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return array
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*/
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abstract protected function getSections();
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/**
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* Returns an array of all registered meta boxes.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return array
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*/
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abstract protected function getMetaBoxes();
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/**
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* Returns an array describing a sub page section.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_ID Unique ID suffix.
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* @param string $p_str_Title Title of the section.
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* @param int $p_int_SettingsContainerIndex Settings Container Index.
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* @param bool $p_bool_hasSubmitButton Should a Submit Button be displayed for this section, default: true.
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* @return array Array describing the section.
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*/
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protected function addSection($p_str_ID, $p_str_Title, $p_int_SettingsContainerIndex, $p_bool_hasSubmitButton = true) {
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return array("id" => MCI_Footnotes_Config::C_STR_PLUGIN_NAME . "-" . $p_str_ID, "title" => $p_str_Title, "submit" => $p_bool_hasSubmitButton, "container" => $p_int_SettingsContainerIndex);
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}
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/**
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* Returns an array describing a meta box.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_SectionID Parent Section ID.
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* @param string $p_str_ID Unique ID suffix.
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* @param string $p_str_Title Title for the meta box.
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* @param string $p_str_CallbackFunctionName Class method name for callback.
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* @return array meta box description to be able to append a meta box to the output.
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*/
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protected function addMetaBox($p_str_SectionID, $p_str_ID, $p_str_Title, $p_str_CallbackFunctionName) {
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return array("parent" => MCI_Footnotes_Config::C_STR_PLUGIN_NAME . "-" . $p_str_SectionID, "id" => $p_str_ID, "title" => $p_str_Title, "callback" => $p_str_CallbackFunctionName);
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}
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/**
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* Registers a sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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public function registerSubPage() {
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global $submenu;
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// iterate through each sub menu
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foreach($submenu as $l_arr_SubMenu) {
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// iterate through each sub menu attribute
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foreach($l_arr_SubMenu as $l_str_Attribute) {
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// sub menu already added, stop
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if ($l_str_Attribute == MCI_Footnotes_Layout_Init::C_STR_MAIN_MENU_SLUG . $this->getSubPageSlug()) {
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return;
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}
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}
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}
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$this->a_str_SubPageHook = add_submenu_page(
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MCI_Footnotes_Layout_Init::C_STR_MAIN_MENU_SLUG, // parent slug
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$this->getSubPageTitle(), // page title
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$this->getSubPageTitle(), // menu title
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'manage_options', // capability
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MCI_Footnotes_Layout_Init::C_STR_MAIN_MENU_SLUG . $this->getSubPageSlug(), // menu slug
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array($this, 'displayContent') // function
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);
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}
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/**
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* Registers all sections for a sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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public function registerSections() {
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// iterate through each section
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foreach($this->getSections() as $l_arr_Section) {
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// append tab to the tab-array
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$this->a_arr_Sections[$l_arr_Section["id"]] = $l_arr_Section;
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add_settings_section(
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$l_arr_Section["id"], // unique id
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"", //$l_arr_Section["title"], // title
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array($this, 'Description'), // callback function for the description
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$l_arr_Section["id"] // parent sub page slug
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);
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$this->registerMetaBoxes($l_arr_Section["id"]);
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}
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}
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/**
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* Registers all Meta boxes for a sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_ParentID Parent section unique id.
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*/
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private function registerMetaBoxes($p_str_ParentID) {
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// iterate through each meta box
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foreach($this->getMetaBoxes() as $l_arr_MetaBox) {
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if ($l_arr_MetaBox["parent"] != $p_str_ParentID) {
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continue;
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}
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add_meta_box(
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$p_str_ParentID. "-" . $l_arr_MetaBox["id"], // unique id
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$l_arr_MetaBox["title"], // meta box title
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array($this, $l_arr_MetaBox["callback"]), // callback function to display (echo) the content
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$p_str_ParentID, // post type = parent section id
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'main' // context
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);
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}
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}
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/**
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* Append javascript and css files for specific sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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private function appendScripts() {
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// add jQuery to the sub menu page
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wp_enqueue_script('jquery');
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// enable meta boxes layout and close functionality
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wp_enqueue_script('postbox');
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// register stylesheet
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wp_register_style('mci-footnotes-admin-styles', plugins_url('../../css/settings.css', __FILE__));
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// add stylesheet to the output
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wp_enqueue_style('mci-footnotes-admin-styles');
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}
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/**
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* Displays the content of specific sub page.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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public function displayContent() {
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// register and enqueue scripts and styling
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$this->appendScripts();
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// get current section
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reset($this->a_arr_Sections);
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$l_str_ActiveSectionID = isset($_GET['t']) ? $_GET['t'] : key($this->a_arr_Sections);
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$l_arr_ActiveSection = $this->a_arr_Sections[$l_str_ActiveSectionID];
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// store settings
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$l_bool_SettingsUpdated = false;
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if (array_key_exists("save-settings", $_POST)) {
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if ($_POST["save-settings"] == "save") {
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$l_bool_SettingsUpdated = $this->saveSettings();
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}
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}
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// display all sections and highlight the active section
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echo '<div class="wrap">';
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echo '<h2 class="nav-tab-wrapper">';
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// iterate through all register sections
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foreach ($this->a_arr_Sections as $l_str_ID => $l_arr_Description) {
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echo sprintf(
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'<a class="nav-tab%s" href="?page=%s&t=%s">%s</a>',
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$l_arr_ActiveSection["id"] == $l_str_ID ? ' nav-tab-active' : '',
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MCI_Footnotes_Layout_Init::C_STR_MAIN_MENU_SLUG . $this->getSubPageSlug(), $l_str_ID, $l_arr_Description["title"]
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);
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}
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echo '</h2><br/>';
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if ($l_bool_SettingsUpdated) {
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echo sprintf('<div id="message" class="updated">%s</div>', __("Settings saved", MCI_Footnotes_Config::C_STR_PLUGIN_NAME));
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}
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// form to submit the active section
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echo '<!--suppress HtmlUnknownTarget --><form method="post" action="">';
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settings_fields($l_arr_ActiveSection["container"]);
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echo '<input type="hidden" name="save-settings" value="save" />';
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// outputs the settings field of the active section
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do_settings_sections($l_arr_ActiveSection["id"]);
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do_meta_boxes($l_arr_ActiveSection["id"], 'main', NULL);
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// add submit button to active section if defined
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if ($l_arr_ActiveSection["submit"]) {
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submit_button();
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}
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// close the form to submit data
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echo '</form>';
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// close container for the settings page
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echo '</div>';
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// output special javascript for the expand/collapse function of the meta boxes
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echo '<script type="text/javascript">';
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echo "jQuery(document).ready(function ($) {";
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echo "jQuery('.if-js-closed').removeClass('if-js-closed').addClass('closed');";
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echo "postboxes.add_postbox_toggles('" . $this->a_str_SubPageHook . "');";
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echo "});";
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echo '</script>';
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}
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/**
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* Save all Plugin settings.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return bool
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*/
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private function saveSettings() {
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// get only Footnotes settings
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$l_arr_Settings = array();
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foreach($_POST as $l_str_SettingsName => $l_str_Value) {
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if (substr($l_str_SettingsName, 0, 8) == "footnote") {
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$l_arr_Settings[$l_str_SettingsName] = $l_str_Value;
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}
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}
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// get current section
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reset($this->a_arr_Sections);
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$l_str_ActiveSectionID = isset($_GET['t']) ? $_GET['t'] : key($this->a_arr_Sections);
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$l_arr_ActiveSection = $this->a_arr_Sections[$l_str_ActiveSectionID];
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// update settings
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return MCI_Footnotes_Settings::instance()->saveOptions($l_arr_ActiveSection["container"], $l_arr_Settings);
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}
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/**
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* Output the Description of a section. May be overwritten in any section.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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*/
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public function Description() {
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// default no description will be displayed
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}
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/**
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* Loads specific setting and returns an array with the keys [id, name, value].
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_SettingKeyName Settings Array key name.
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* @return array Contains Settings ID, Settings Name and Settings Value.
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*/
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protected function LoadSetting($p_str_SettingKeyName) {
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// get current section
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reset($this->a_arr_Sections);
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$l_str_ActiveSectionID = isset($_GET['t']) ? $_GET['t'] : key($this->a_arr_Sections);
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$l_arr_ActiveSection = $this->a_arr_Sections[$l_str_ActiveSectionID];
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$p_arr_Return = array();
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$p_arr_Return["id"] = sprintf('%s', $p_str_SettingKeyName);
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//$p_arr_Return["name"] = sprintf('%s[%s]', MCI_Footnotes_Settings::instance()->getContainer($l_arr_ActiveSection["container"]), $p_str_SettingKeyName);
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$p_arr_Return["name"] = sprintf('%s', $p_str_SettingKeyName);
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$p_arr_Return["value"] = esc_attr(MCI_Footnotes_Settings::instance()->get($p_str_SettingKeyName));
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return $p_arr_Return;
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}
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/**
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* Returns a line break to start a new line.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return string
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*/
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protected function addNewline() {
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return '<br/>';
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}
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/**
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* Returns a line break to have a space between two lines.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @return string
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*/
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protected function addLineSpace() {
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return '<br/><br/>';
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}
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/**
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* Returns a simple text inside html <span> text.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_Text Message to be surrounded with simple html tag (span).
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* @return string
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*/
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protected function addText($p_str_Text) {
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return sprintf('<span>%s</span>', $p_str_Text);
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}
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/**
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* Returns the html tag for an input/select label.
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*
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* @author Stefan Herndler
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* @since 1.5.0
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* @param string $p_str_SettingName Name of the Settings key to connect the Label with the input/select field.
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* @param string $p_str_Caption Label caption.
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* @return string
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*/
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protected function addLabel($p_str_SettingName, $p_str_Caption) {
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if (empty($p_str_Caption)) {
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return "";
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}
|
||
|
|
return sprintf('<label for="%s">%s:</label>', $p_str_SettingName, $p_str_Caption);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the html tag for an input [type = text].
|
||
|
|
*
|
||
|
|
* @author Stefan Herndler
|
||
|
|
* @since 1.5.0
|
||
|
|
* @param string $p_str_SettingName Name of the Settings key to pre load the input field.
|
||
|
|
* @param int $p_str_MaxLength Maximum length of the input, default 999 characters.
|
||
|
|
* @param bool $p_bool_Readonly Set the input to be read only, default false.
|
||
|
|
* @param bool $p_bool_Hidden Set the input to be hidden, default false.
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
protected function addTextBox($p_str_SettingName, $p_str_MaxLength = 999, $p_bool_Readonly = false, $p_bool_Hidden = false) {
|
||
|
|
$l_str_Style = "";
|
||
|
|
// collect data for given settings field
|
||
|
|
$l_arr_Data = $this->LoadSetting($p_str_SettingName);
|
||
|
|
if ($p_bool_Hidden) {
|
||
|
|
$l_str_Style .= 'display:none;';
|
||
|
|
}
|
||
|
|
return sprintf('<input type="text" name="%s" id="%s" maxlength="%d" style="%s" value="%s" %s/>',
|
||
|
|
$l_arr_Data["name"], $l_arr_Data["id"], $p_str_MaxLength,
|
||
|
|
$l_str_Style, $l_arr_Data["value"], $p_bool_Readonly ? 'readonly="readonly"' : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the html tag for an input [type = checkbox].
|
||
|
|
*
|
||
|
|
* @author Stefan Herndler
|
||
|
|
* @since 1.5.0
|
||
|
|
* @param string $p_str_SettingName Name of the Settings key to pre load the input field.
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
protected function addCheckbox($p_str_SettingName) {
|
||
|
|
// collect data for given settings field
|
||
|
|
$l_arr_Data = $this->LoadSetting($p_str_SettingName);
|
||
|
|
return sprintf('<input type="checkbox" name="%s" id="%s" %s/>',
|
||
|
|
$l_arr_Data["name"], $l_arr_Data["id"],
|
||
|
|
MCI_Footnotes_Convert::toBool($l_arr_Data["value"]) ? 'checked="checked"' : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the html tag for a select box.
|
||
|
|
*
|
||
|
|
* @author Stefan Herndler
|
||
|
|
* @since 1.5.0
|
||
|
|
* @param string $p_str_SettingName Name of the Settings key to pre select the current value.
|
||
|
|
* @param array $p_arr_Options Possible options to be selected.
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
protected function addSelectBox($p_str_SettingName, $p_arr_Options) {
|
||
|
|
// collect data for given settings field
|
||
|
|
$l_arr_Data = $this->LoadSetting($p_str_SettingName);
|
||
|
|
$l_str_Options = "";
|
||
|
|
|
||
|
|
/* loop through all array keys */
|
||
|
|
foreach ($p_arr_Options as $l_str_Value => $l_str_Caption) {
|
||
|
|
$l_str_Options .= sprintf('<option value="%s" %s>%s</option>',
|
||
|
|
$l_str_Value,
|
||
|
|
$l_arr_Data["value"] == $l_str_Value ? "selected" : "",
|
||
|
|
$l_str_Caption);
|
||
|
|
}
|
||
|
|
return sprintf('<select name="%s" id="%s">%s</select>',
|
||
|
|
$l_arr_Data["name"], $l_arr_Data["id"], $l_str_Options);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the html tag for a text area.
|
||
|
|
*
|
||
|
|
* @author Stefan Herndler
|
||
|
|
* @since 1.5.0
|
||
|
|
* @param string $p_str_SettingName Name of the Settings key to pre fill the text area.
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
protected function addTextArea($p_str_SettingName) {
|
||
|
|
// collect data for given settings field
|
||
|
|
$l_arr_Data = $this->LoadSetting($p_str_SettingName);
|
||
|
|
return sprintf('<textarea name="%s" id="%s">%s</textarea>',
|
||
|
|
$l_arr_Data["name"], $l_arr_Data["id"], $l_arr_Data["value"]);
|
||
|
|
}
|
||
|
|
|
||
|
|
} // end of class
|