<?php

/**

 * General template tags that can go anywhere in a template.

 *

 * @package WordPress

 * @subpackage Template

 */

/**

 * Load header template.

 *

 * Includes the header template for a theme or if a name is specified then a

 * specialised header will be included.

 *

 * For the parameter, if the file is called "header-special.php" then specify

 * "special".

 *

 * @since 1.5.0

 *

 * @param string $name The name of the specialised header.

 */

function get_header( $name = null ) {

	/**

	 * Fires before the header template file is loaded.

	 *

	 * @since 2.1.0

	 * @since 2.8.0 $name parameter added.

	 *

	 */

	do_action( 'get_header', $name );

	$templates = array();

	$name = (string) $name;

		$templates[] = "header-{$name}.php";

	$templates[] = 'header.php';

}

/**

 * Load footer template.

 *

 * Includes the footer template for a theme or if a name is specified then a

 * specialised footer will be included.

 *

 * For the parameter, if the file is called "footer-special.php" then specify

 * "special".

 *

 * @since 1.5.0

 *

 * @param string $name The name of the specialised footer.

 */

function get_footer( $name = null ) {

	/**

	 * Fires before the footer template file is loaded.

	 *

	 * @since 2.1.0

	 * @since 2.8.0 $name parameter added.

	 *

	 */

	do_action( 'get_footer', $name );

	$templates = array();

	$name = (string) $name;

		$templates[] = "footer-{$name}.php";

}

/**

 * Load sidebar template.

 *

 * Includes the sidebar template for a theme or if a name is specified then a

 * specialised sidebar will be included.

 *

 * For the parameter, if the file is called "sidebar-special.php" then specify

 * "special".

 *

 * @since 1.5.0

 *

 * @param string $name The name of the specialised sidebar.

 */

function get_sidebar( $name = null ) {

	/**

	 * Fires before the sidebar template file is loaded.

	 *

	 * @since 2.2.0

	 * @since 2.8.0 $name parameter added.

	 *

	 */

	do_action( 'get_sidebar', $name );

	$templates = array();

	$name = (string) $name;

	if ( '' !== $name )

		$templates[] = "sidebar-{$name}.php";

	$templates[] = 'sidebar.php';

}

/**

 *

 * Includes the named template part for a theme or if a name is specified then a

 * specialised part will be included. If the theme contains no {slug}.php file

 * then no template will be included.

 *

 * The template is included using require, not require_once, so you may include the

 * same template part multiple times.

 *

 * For the $name parameter, if the file is called "{slug}-special.php" then specify

 * "special".

 *

 * @since 3.0.0

 *

 * @param string $slug The slug name for the generic template.

 * @param string $name The name of the specialised template.

 */

function get_template_part( $slug, $name = null ) {

	/**

	 * Fires before the specified template part file is loaded.

	 *

	 * The dynamic portion of the hook name, `$slug`, refers to the slug name

	 * for the generic template part.

	 *

	 * @since 3.0.0

	 *

	 */

	do_action( "get_template_part_{$slug}", $slug, $name );

	$templates = array();

	$name = (string) $name;

	if ( '' !== $name )

		$templates[] = "{$slug}-{$name}.php";

	$templates[] = "{$slug}.php";

	locate_template($templates, true, false);

}

/**

 * Display search form.

 *

 * Will first attempt to locate the searchform.php file in either the child or

 * the parent, then load it. If it doesn't exist, then the default search form

 * will be displayed. The default search form is HTML, which will be displayed.

 * There is a filter applied to the search form HTML in order to edit or replace

 *

 * This function is primarily used by themes which want to hardcode the search

 * form into the sidebar and also by the search widget in WordPress.

 *

 * There is also an action that is called whenever the function is run called,

 * search relies on or various formatting that applies to the beginning of the

 * search. To give a few examples of what it can be used for.

 *

 * @since 2.7.0

 *

 */

function get_search_form( $echo = true ) {

	/**

	 * Fires before the search form is retrieved, at the start of get_search_form().

	 *

	 * @since 2.7.0 as 'get_search_form' action.

	 * @since 3.6.0

	 *

	 * @link https://core.trac.wordpress.org/ticket/19321

	 */

	do_action( 'pre_get_search_form' );

	$format = current_theme_supports( 'html5', 'search-form' ) ? 'html5' : 'xhtml';

	/**

	 *

	 * @since 3.6.0

	 *

	 * @param string $format The type of markup to use in the search form.

	 *                       Accepts 'html5', 'xhtml'.

	 */

	$format = apply_filters( 'search_form_format', $format );

	$search_form_template = locate_template( 'searchform.php' );

	if ( '' != $search_form_template ) {

		ob_start();

		require( $search_form_template );

		$form = ob_get_clean();

	} else {

		if ( 'html5' == $format ) {

			$form = '<form role="search" method="get" class="search-form" action="' . esc_url( home_url( '/' ) ) . '">

				<label>

					<span class="screen-reader-text">' . _x( 'Search for:', 'label' ) . '</span>

				</label>

				<input type="submit" class="search-submit" value="'. esc_attr_x( 'Search', 'submit button' ) .'" />

			</form>';

		} else {

			$form = '<form role="search" method="get" id="searchform" class="searchform" action="' . esc_url( home_url( '/' ) ) . '">

				<div>

					<label class="screen-reader-text" for="s">' . _x( 'Search for:', 'label' ) . '</label>

					<input type="text" value="' . get_search_query() . '" name="s" id="s" />

					<input type="submit" id="searchsubmit" value="'. esc_attr_x( 'Search', 'submit button' ) .'" />

				</div>

			</form>';

		}

	}

	/**

	 *

	 * @since 2.7.0

	 *

	 * @param string $form The search form HTML output.

	 */

	$result = apply_filters( 'get_search_form', $form );

	if ( null === $result )

		$result = $form;

	if ( $echo )

		echo $result;

	else

		return $result;

}

/**

 * Display the Log In/Out link.

 *

 * Displays a link, which allows users to navigate to the Log In page to log in

 * or log out depending on whether they are currently logged in.

 *

 * @since 1.5.0

 *

 * @param string $redirect Optional path to redirect to on login/logout.

 */

function wp_loginout($redirect = '', $echo = true) {

	if ( ! is_user_logged_in() )

		$link = '<a href="' . esc_url( wp_login_url($redirect) ) . '">' . __('Log in') . '</a>';

	else

		$link = '<a href="' . esc_url( wp_logout_url($redirect) ) . '">' . __('Log out') . '</a>';

	if ( $echo ) {

		/**

		 *

		 * @since 1.5.0

		 *

		 * @param string $link The HTML link content.

		 */

		echo apply_filters( 'loginout', $link );

	} else {

		/** This filter is documented in wp-includes/general-template.php */

		return apply_filters( 'loginout', $link );

	}

}

/**

 *

 * Returns the URL that allows the user to log out of the site.

 *

 * @since 2.7.0

 *

 * @param string $redirect Path to redirect to on logout.

 */

function wp_logout_url($redirect = '') {

	$args = array( 'action' => 'logout' );

	if ( !empty($redirect) ) {

		$args['redirect_to'] = urlencode( $redirect );

	}

	$logout_url = add_query_arg($args, site_url('wp-login.php', 'login'));

	$logout_url = wp_nonce_url( $logout_url, 'log-out' );

	/**

	 *

	 * @since 2.8.0

	 *

	 * @param string $redirect   Path to redirect to on logout.

	 */

	return apply_filters( 'logout_url', $logout_url, $redirect );

}

/**

 *

 * @since 2.7.0

 *

 */

function wp_login_url($redirect = '', $force_reauth = false) {

	$login_url = site_url('wp-login.php', 'login');

	if ( !empty($redirect) )

		$login_url = add_query_arg('redirect_to', urlencode($redirect), $login_url);

	if ( $force_reauth )

		$login_url = add_query_arg('reauth', '1', $login_url);

	/**

	 *

	 * @since 2.8.0

	 * @since 4.2.0 The `$force_reauth` parameter was added.

	 *

	 * @param string $redirect     The path to redirect to on login, if supplied.

	 * @param bool   $force_reauth Whether to force reauthorization, even if a cookie is present.

	 */

	return apply_filters( 'login_url', $login_url, $redirect, $force_reauth );

}

/**

 * Returns the URL that allows the user to register on the site.

 *

 * @since 3.6.0

 *

 * @return string User registration URL.

 */

function wp_registration_url() {

	/**

	 *

	 * @since 3.6.0

	 *

	 * @param string $register The user registration URL.

	 */

	return apply_filters( 'register_url', site_url( 'wp-login.php?action=register', 'login' ) );

}

/**

 *

 * @since 3.0.0

 *

 */

function wp_login_form( $args = array() ) {

	$defaults = array(

		'echo' => true,

		'form_id' => 'loginform',

		'label_password' => __( 'Password' ),

		'label_remember' => __( 'Remember Me' ),

		'label_log_in' => __( 'Log In' ),

		'id_username' => 'user_login',

		'id_password' => 'user_pass',

		'id_remember' => 'rememberme',

		'id_submit' => 'wp-submit',

		'remember' => true,

		'value_username' => '',

	);

	/**

	 *

	 * @since 3.0.0

	 *

	 * @see wp_login_form()

	 *

	 * @param array $defaults An array of default login form arguments.

	 */

	$args = wp_parse_args( $args, apply_filters( 'login_form_defaults', $defaults ) );

	/**

	 *

	 * The filter evaluates just following the opening form tag element.

	 *

	 * @since 3.0.0

	 *

	 * @param string $content Content to display. Default empty.

	 * @param array  $args    Array of login form arguments.

	 */

	$login_form_top = apply_filters( 'login_form_top', '', $args );

	/**

	 *

	 * The filter evaluates just following the location where the 'login-password'

	 * field is displayed.

	 *

	 * @since 3.0.0

	 *

	 * @param string $content Content to display. Default empty.

	 * @param array  $args    Array of login form arguments.

	 */

	$login_form_middle = apply_filters( 'login_form_middle', '', $args );

	/**

	 *

	 * The filter evaluates just preceding the closing form tag element.

	 *

	 * @since 3.0.0

	 *

	 * @param string $content Content to display. Default empty.

	 * @param array  $args    Array of login form arguments.

	 */

	$login_form_bottom = apply_filters( 'login_form_bottom', '', $args );

	$form = '

		<form name="' . $args['form_id'] . '" id="' . $args['form_id'] . '" action="' . esc_url( site_url( 'wp-login.php', 'login_post' ) ) . '" method="post">

			' . $login_form_top . '

			<p class="login-username">

				<label for="' . esc_attr( $args['id_username'] ) . '">' . esc_html( $args['label_username'] ) . '</label>

				<input type="text" name="log" id="' . esc_attr( $args['id_username'] ) . '" class="input" value="' . esc_attr( $args['value_username'] ) . '" size="20" />

			</p>

			<p class="login-password">

				<label for="' . esc_attr( $args['id_password'] ) . '">' . esc_html( $args['label_password'] ) . '</label>

				<input type="password" name="pwd" id="' . esc_attr( $args['id_password'] ) . '" class="input" value="" size="20" />

			</p>

			' . $login_form_middle . '

			' . ( $args['remember'] ? '<p class="login-remember"><label><input name="rememberme" type="checkbox" id="' . esc_attr( $args['id_remember'] ) . '" value="forever"' . ( $args['value_remember'] ? ' checked="checked"' : '' ) . ' /> ' . esc_html( $args['label_remember'] ) . '</label></p>' : '' ) . '

			<p class="login-submit">

				<input type="hidden" name="redirect_to" value="' . esc_url( $args['redirect'] ) . '" />

			</p>

			' . $login_form_bottom . '

		</form>';

	if ( $args['echo'] )

		echo $form;

	else

		return $form;

}

/**

 * Returns the URL that allows the user to retrieve the lost password

 *

 * @since 2.8.0

 *

 * @param string $redirect Path to redirect to on login.

 * @return string Lost password URL.

 */

function wp_lostpassword_url( $redirect = '' ) {

	$args = array( 'action' => 'lostpassword' );

	if ( !empty($redirect) ) {

	}

	$lostpassword_url = add_query_arg( $args, network_site_url('wp-login.php', 'login') );

	/**

	 *

	 * @since 2.8.0

	 *

	 * @param string $lostpassword_url The lost password page URL.

	 * @param string $redirect         The path to redirect to on login.