mirror of
https://github.com/WordPress/WordPress.git
synced 2024-12-26 11:08:06 +01:00
545da15950
git-svn-id: http://svn.automattic.com/wordpress/trunk@9596 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2098 lines
68 KiB
PHP
2098 lines
68 KiB
PHP
<?php
|
|
/**
|
|
* API for creating dynamic sidebar without hardcoding functionality into
|
|
* themes. Includes both internal WordPress routines and theme use routines.
|
|
*
|
|
* This functionality was found in a plugin before WordPress 2.2 release which
|
|
* included it in the core from that point on.
|
|
*
|
|
* @link http://codex.wordpress.org/Plugins/WordPress_Widgets WordPress Widgets
|
|
* @link http://codex.wordpress.org/Plugins/WordPress_Widgets_Api Widgets API
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Widgets
|
|
*/
|
|
|
|
/* Global Variables */
|
|
|
|
/** @ignore */
|
|
global $wp_registered_sidebars, $wp_registered_widgets, $wp_registered_widget_controls;
|
|
|
|
/**
|
|
* Stores the sidebars, since many themes can have more than one.
|
|
*
|
|
* @global array $wp_registered_sidebars
|
|
* @since 2.2.0
|
|
*/
|
|
$wp_registered_sidebars = array();
|
|
|
|
/**
|
|
* Stores the registered widgets.
|
|
*
|
|
* @global array $wp_registered_widgets
|
|
* @since 2.2.0
|
|
*/
|
|
$wp_registered_widgets = array();
|
|
|
|
/**
|
|
* Stores the registered widget control (options).
|
|
*
|
|
* @global array $wp_registered_widget_controls
|
|
* @since 2.2.0
|
|
*/
|
|
$wp_registered_widget_controls = array();
|
|
|
|
/* Template tags & API functions */
|
|
|
|
/**
|
|
* Creates multiple sidebars.
|
|
*
|
|
* If you wanted to quickly create multiple sidebars for a theme or internally.
|
|
* This function will allow you to do so. If you don't pass the 'name' and/or
|
|
* 'id' in $args, then they will be built for you.
|
|
*
|
|
* The default for the name is "Sidebar #", with '#' being replaced with the
|
|
* number the sidebar is currently when greater than one. If first sidebar, the
|
|
* name will be just "Sidebar". The default for id is "sidebar-" followed by the
|
|
* number the sidebar creation is currently at.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @see register_sidebar() The second parameter is documented by register_sidebar() and is the same here.
|
|
* @uses parse_str() Converts a string to an array to be used in the rest of the function.
|
|
* @uses register_sidebar() Sends single sidebar information [name, id] to this
|
|
* function to handle building the sidebar.
|
|
*
|
|
* @param int $number Number of sidebars to create.
|
|
* @param string|array $args Builds Sidebar based off of 'name' and 'id' values.
|
|
*/
|
|
function register_sidebars($number = 1, $args = array()) {
|
|
global $wp_registered_sidebars;
|
|
$number = (int) $number;
|
|
|
|
if ( is_string($args) )
|
|
parse_str($args, $args);
|
|
|
|
for ( $i=1; $i <= $number; $i++ ) {
|
|
$_args = $args;
|
|
|
|
if ( $number > 1 ) {
|
|
$_args['name'] = isset($args['name']) ? sprintf($args['name'], $i) : sprintf(__('Sidebar %d'), $i);
|
|
} else {
|
|
$_args['name'] = isset($args['name']) ? $args['name'] : __('Sidebar');
|
|
}
|
|
|
|
if (isset($args['id'])) {
|
|
$_args['id'] = $args['id'];
|
|
} else {
|
|
$n = count($wp_registered_sidebars);
|
|
do {
|
|
$n++;
|
|
$_args['id'] = "sidebar-$n";
|
|
} while (isset($wp_registered_sidebars[$_args['id']]));
|
|
}
|
|
|
|
register_sidebar($_args);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Builds the definition for a single sidebar and returns the ID.
|
|
*
|
|
* The $args parameter takes either a string or an array with 'name' and 'id'
|
|
* contained in either usage. It will be noted that the values will be applied
|
|
* to all sidebars, so if creating more than one, it will be advised to allow
|
|
* for WordPress to create the defaults for you.
|
|
*
|
|
* Example for string would be <code>'name=whatever;id=whatever1'</code> and for
|
|
* the array it would be <code>array(
|
|
* 'name' => 'whatever',
|
|
* 'id' => 'whatever1')</code>.
|
|
*
|
|
* name - The name of the sidebar, which presumably the title which will be
|
|
* displayed.
|
|
* id - The unique identifier by which the sidebar will be called by.
|
|
* before_widget - The content that will prepended to the widgets when they are
|
|
* displayed.
|
|
* after_widget - The content that will be appended to the widgets when they are
|
|
* displayed.
|
|
* before_title - The content that will be prepended to the title when displayed.
|
|
* after_title - the content that will be appended to the title when displayed.
|
|
*
|
|
* <em>Content</em> is assumed to be HTML and should be formatted as such, but
|
|
* doesn't have to be.
|
|
*
|
|
* @since 2.2.0
|
|
* @uses $wp_registered_sidebars Stores the new sidebar in this array by sidebar ID.
|
|
* @uses parse_str() Converts a string to an array to be used in the rest of the function.
|
|
* @usedby register_sidebars()
|
|
*
|
|
* @param string|array $args Builds Sidebar based off of 'name' and 'id' values
|
|
* @return string The sidebar id that was added.
|
|
*/
|
|
function register_sidebar($args = array()) {
|
|
global $wp_registered_sidebars;
|
|
|
|
if ( is_string($args) )
|
|
parse_str($args, $args);
|
|
|
|
$i = count($wp_registered_sidebars) + 1;
|
|
|
|
$defaults = array(
|
|
'name' => sprintf(__('Sidebar %d'), $i ),
|
|
'id' => "sidebar-$i",
|
|
'before_widget' => '<li id="%1$s" class="widget %2$s">',
|
|
'after_widget' => "</li>\n",
|
|
'before_title' => '<h2 class="widgettitle">',
|
|
'after_title' => "</h2>\n",
|
|
);
|
|
|
|
$sidebar = array_merge($defaults, (array) $args);
|
|
|
|
$wp_registered_sidebars[$sidebar['id']] = $sidebar;
|
|
|
|
return $sidebar['id'];
|
|
}
|
|
|
|
/**
|
|
* Removes a sidebar from the list.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @uses $wp_registered_sidebars Stores the new sidebar in this array by sidebar ID.
|
|
*
|
|
* @param string $name The ID of the sidebar when it was added.
|
|
*/
|
|
function unregister_sidebar( $name ) {
|
|
global $wp_registered_sidebars;
|
|
|
|
if ( isset( $wp_registered_sidebars[$name] ) )
|
|
unset( $wp_registered_sidebars[$name] );
|
|
}
|
|
|
|
/**
|
|
* Register widget for sidebar with backwards compatibility.
|
|
*
|
|
* Allows $name to be an array that accepts either three elements to grab the
|
|
* first element and the third for the name or just uses the first element of
|
|
* the array for the name.
|
|
*
|
|
* Passes to {@link wp_register_sidebar_widget()} after argument list and
|
|
* backwards compatibility is complete.
|
|
*
|
|
* @since 2.2.0
|
|
* @uses wp_register_sidebar_widget() Passes the compiled arguments.
|
|
*
|
|
* @param string|int $name Widget ID.
|
|
* @param callback $output_callback Run when widget is called.
|
|
* @param string $classname Classname widget option.
|
|
* @param mixed $params,... Widget parameters.
|
|
*/
|
|
function register_sidebar_widget($name, $output_callback, $classname = '') {
|
|
// Compat
|
|
if ( is_array($name) ) {
|
|
if ( count($name) == 3 )
|
|
$name = sprintf($name[0], $name[2]);
|
|
else
|
|
$name = $name[0];
|
|
}
|
|
|
|
$id = sanitize_title($name);
|
|
$options = array();
|
|
if ( !empty($classname) && is_string($classname) )
|
|
$options['classname'] = $classname;
|
|
$params = array_slice(func_get_args(), 2);
|
|
$args = array($id, $name, $output_callback, $options);
|
|
if ( !empty($params) )
|
|
$args = array_merge($args, $params);
|
|
|
|
call_user_func_array('wp_register_sidebar_widget', $args);
|
|
}
|
|
|
|
/**
|
|
* Register widget for use in sidebars.
|
|
*
|
|
* The default widget option is 'classname' that can be override.
|
|
*
|
|
* The function can also be used to unregister widgets when $output_callback
|
|
* parameter is an empty string.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @uses $wp_registered_widgets Uses stored registered widgets.
|
|
* @uses $wp_register_widget_defaults Retrieves widget defaults.
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
* @param string $name Widget display title.
|
|
* @param callback $output_callback Run when widget is called.
|
|
* @param array|string Optional. $options Widget Options.
|
|
* @param mixed $params,... Widget parameters to add to widget.
|
|
* @return null Will return if $output_callback is empty after removing widget.
|
|
*/
|
|
function wp_register_sidebar_widget($id, $name, $output_callback, $options = array()) {
|
|
global $wp_registered_widgets;
|
|
|
|
$id = strtolower($id);
|
|
|
|
if ( empty($output_callback) ) {
|
|
unset($wp_registered_widgets[$id]);
|
|
return;
|
|
}
|
|
|
|
$defaults = array('classname' => $output_callback);
|
|
$options = wp_parse_args($options, $defaults);
|
|
$widget = array(
|
|
'name' => $name,
|
|
'id' => $id,
|
|
'callback' => $output_callback,
|
|
'params' => array_slice(func_get_args(), 4)
|
|
);
|
|
$widget = array_merge($widget, $options);
|
|
|
|
if ( is_callable($output_callback) && ( !isset($wp_registered_widgets[$id]) || did_action( 'widgets_init' ) ) )
|
|
$wp_registered_widgets[$id] = $widget;
|
|
}
|
|
|
|
/**
|
|
* Retrieve description for widget.
|
|
*
|
|
* When registering widgets, the options can also include 'description' that
|
|
* describes the widget for display on the widget administration panel or
|
|
* in the theme.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
* @return string Widget description, if available. Null on failure to retrieve description.
|
|
*/
|
|
function wp_widget_description( $id ) {
|
|
if ( !is_scalar($id) )
|
|
return;
|
|
|
|
global $wp_registered_widgets;
|
|
|
|
if ( isset($wp_registered_widgets[$id]['description']) )
|
|
return wp_specialchars( $wp_registered_widgets[$id]['description'] );
|
|
}
|
|
|
|
/**
|
|
* Alias of {@link wp_unregister_sidebar_widget()}.
|
|
*
|
|
* @see wp_unregister_sidebar_widget()
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
*/
|
|
function unregister_sidebar_widget($id) {
|
|
return wp_unregister_sidebar_widget($id);
|
|
}
|
|
|
|
/**
|
|
* Remove widget from sidebar.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
*/
|
|
function wp_unregister_sidebar_widget($id) {
|
|
wp_register_sidebar_widget($id, '', '');
|
|
wp_unregister_widget_control($id);
|
|
}
|
|
|
|
/**
|
|
* Registers widget control callback for customizing options.
|
|
*
|
|
* Allows $name to be an array that accepts either three elements to grab the
|
|
* first element and the third for the name or just uses the first element of
|
|
* the array for the name.
|
|
*
|
|
* Passes to {@link wp_register_widget_control()} after the argument list has
|
|
* been compiled.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int|string $name Sidebar ID.
|
|
* @param callback $control_callback Widget control callback to display and process form.
|
|
* @param int $width Widget width.
|
|
* @param int $height Widget height.
|
|
*/
|
|
function register_widget_control($name, $control_callback, $width = '', $height = '') {
|
|
// Compat
|
|
if ( is_array($name) ) {
|
|
if ( count($name) == 3 )
|
|
$name = sprintf($name[0], $name[2]);
|
|
else
|
|
$name = $name[0];
|
|
}
|
|
|
|
$id = sanitize_title($name);
|
|
$options = array();
|
|
if ( !empty($width) )
|
|
$options['width'] = $width;
|
|
if ( !empty($height) )
|
|
$options['height'] = $height;
|
|
$params = array_slice(func_get_args(), 4);
|
|
$args = array($id, $name, $control_callback, $options);
|
|
if ( !empty($params) )
|
|
$args = array_merge($args, $params);
|
|
|
|
call_user_func_array('wp_register_widget_control', $args);
|
|
}
|
|
|
|
/**
|
|
* Registers widget control callback for customizing options.
|
|
*
|
|
* The options contains the 'height', 'width', and 'id_base' keys. The 'height'
|
|
* option is never used. The 'width' option is the width of the fully expanded
|
|
* control form, but try hard to use the default width. The 'id_base' is for
|
|
* multi-widgets (widgets which allow multiple instances such as the text
|
|
* widget), an id_base must be provided. The widget id will end up looking like
|
|
* {$id_base}-{$unique_number}.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int|string $id Sidebar ID.
|
|
* @param string $name Sidebar display name.
|
|
* @param callback $control_callback Run when sidebar is displayed.
|
|
* @param array|string $options Optional. Widget options. See above long description.
|
|
* @param mixed $params,... Optional. Additional parameters to add to widget.
|
|
*/
|
|
function wp_register_widget_control($id, $name, $control_callback, $options = array()) {
|
|
global $wp_registered_widget_controls;
|
|
|
|
$id = strtolower($id);
|
|
|
|
if ( empty($control_callback) ) {
|
|
unset($wp_registered_widget_controls[$id]);
|
|
return;
|
|
}
|
|
|
|
if ( isset($wp_registered_widget_controls[$id]) && !did_action( 'widgets_init' ) )
|
|
return;
|
|
|
|
$defaults = array('width' => 250, 'height' => 200 ); // height is never used
|
|
$options = wp_parse_args($options, $defaults);
|
|
$options['width'] = (int) $options['width'];
|
|
$options['height'] = (int) $options['height'];
|
|
|
|
$widget = array(
|
|
'name' => $name,
|
|
'id' => $id,
|
|
'callback' => $control_callback,
|
|
'params' => array_slice(func_get_args(), 4)
|
|
);
|
|
$widget = array_merge($widget, $options);
|
|
|
|
$wp_registered_widget_controls[$id] = $widget;
|
|
}
|
|
|
|
/**
|
|
* Alias of {@link wp_unregister_widget_control()}.
|
|
*
|
|
* @since 2.2.0
|
|
* @see wp_unregister_widget_control()
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
*/
|
|
function unregister_widget_control($id) {
|
|
return wp_unregister_widget_control($id);
|
|
}
|
|
|
|
/**
|
|
* Remove control callback for widget.
|
|
*
|
|
* @since 2.2.0
|
|
* @uses wp_register_widget_control() Unregisters by using empty callback.
|
|
*
|
|
* @param int|string $id Widget ID.
|
|
*/
|
|
function wp_unregister_widget_control($id) {
|
|
return wp_register_widget_control($id, '', '');
|
|
}
|
|
|
|
/**
|
|
* Display dynamic sidebar.
|
|
*
|
|
* By default it displays the default sidebar or 'sidebar-1'. The 'sidebar-1' is
|
|
* not named by the theme, the actual name is '1', but 'sidebar-' is added to
|
|
* the registered sidebars for the name. If you named your sidebar 'after-post',
|
|
* then the parameter $index will still be 'after-post', but the lookup will be
|
|
* for 'sidebar-after-post'.
|
|
*
|
|
* It is confusing for the $index parameter, but just know that it should just
|
|
* work. When you register the sidebar in the theme, you will use the same name
|
|
* for this function or "Pay no heed to the man behind the curtain." Just accept
|
|
* it as an oddity of WordPress sidebar register and display.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int|string $index Optional, default is 1. Name or ID of dynamic sidebar.
|
|
* @return bool True, if widget sidebar was found and called. False if not found or not called.
|
|
*/
|
|
function dynamic_sidebar($index = 1) {
|
|
global $wp_registered_sidebars, $wp_registered_widgets;
|
|
|
|
if ( is_int($index) ) {
|
|
$index = "sidebar-$index";
|
|
} else {
|
|
$index = sanitize_title($index);
|
|
foreach ( (array) $wp_registered_sidebars as $key => $value ) {
|
|
if ( sanitize_title($value['name']) == $index ) {
|
|
$index = $key;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets();
|
|
|
|
if ( empty($wp_registered_sidebars[$index]) || !array_key_exists($index, $sidebars_widgets) || !is_array($sidebars_widgets[$index]) || empty($sidebars_widgets[$index]) )
|
|
return false;
|
|
|
|
$sidebar = $wp_registered_sidebars[$index];
|
|
|
|
$did_one = false;
|
|
foreach ( (array) $sidebars_widgets[$index] as $id ) {
|
|
$params = array_merge(
|
|
array( array_merge( $sidebar, array('widget_id' => $id, 'widget_name' => $wp_registered_widgets[$id]['name']) ) ),
|
|
(array) $wp_registered_widgets[$id]['params']
|
|
);
|
|
|
|
// Substitute HTML id and class attributes into before_widget
|
|
$classname_ = '';
|
|
foreach ( (array) $wp_registered_widgets[$id]['classname'] as $cn ) {
|
|
if ( is_string($cn) )
|
|
$classname_ .= '_' . $cn;
|
|
elseif ( is_object($cn) )
|
|
$classname_ .= '_' . get_class($cn);
|
|
}
|
|
$classname_ = ltrim($classname_, '_');
|
|
$params[0]['before_widget'] = sprintf($params[0]['before_widget'], $id, $classname_);
|
|
|
|
$params = apply_filters( 'dynamic_sidebar_params', $params );
|
|
|
|
$callback = $wp_registered_widgets[$id]['callback'];
|
|
|
|
if ( is_callable($callback) ) {
|
|
call_user_func_array($callback, $params);
|
|
$did_one = true;
|
|
}
|
|
}
|
|
|
|
return $did_one;
|
|
}
|
|
|
|
/**
|
|
* Whether widget is registered using callback with widget ID.
|
|
*
|
|
* Will only check if both parameters are used. Used to find which sidebar the
|
|
* widget is located in, but requires that both the callback and the widget ID
|
|
* be known.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param callback $callback Widget callback to check.
|
|
* @param int $widget_id Optional, but needed for checking. Widget ID.
|
|
/* @return mixed false if widget is not active or id of sidebar in which the widget is active.
|
|
*/
|
|
function is_active_widget($callback, $widget_id = false) {
|
|
global $wp_registered_widgets;
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets(false);
|
|
|
|
if ( is_array($sidebars_widgets) ) foreach ( $sidebars_widgets as $sidebar => $widgets )
|
|
if ( is_array($widgets) ) foreach ( $widgets as $widget )
|
|
if ( isset($wp_registered_widgets[$widget]['callback']) && $wp_registered_widgets[$widget]['callback'] == $callback )
|
|
if ( !$widget_id || $widget_id == $wp_registered_widgets[$widget]['id'] )
|
|
return $sidebar;
|
|
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Whether the dynamic sidebar is enabled and used by theme.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @return bool True, if using widgets. False, if not using widgets.
|
|
*/
|
|
function is_dynamic_sidebar() {
|
|
global $wp_registered_widgets, $wp_registered_sidebars;
|
|
$sidebars_widgets = get_option('sidebars_widgets');
|
|
foreach ( (array) $wp_registered_sidebars as $index => $sidebar ) {
|
|
if ( count($sidebars_widgets[$index]) ) {
|
|
foreach ( (array) $sidebars_widgets[$index] as $widget )
|
|
if ( array_key_exists($widget, $wp_registered_widgets) )
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* Internal Functions */
|
|
|
|
/**
|
|
* Retrieve full list of sidebars and their widgets.
|
|
*
|
|
* Will upgrade sidebar widget list, if needed. Will also save updated list, if
|
|
* needed.
|
|
*
|
|
* @since 2.2.0
|
|
* @access private
|
|
*
|
|
* @param bool $update Optional, default is true. Whether to save upgrade of widget array list.
|
|
* @return array Upgraded list of widgets to version 2 array format.
|
|
*/
|
|
function wp_get_sidebars_widgets($update = true) {
|
|
global $wp_registered_widgets, $wp_registered_sidebars;
|
|
|
|
$sidebars_widgets = get_option('sidebars_widgets');
|
|
$_sidebars_widgets = array();
|
|
|
|
if ( !isset($sidebars_widgets['array_version']) )
|
|
$sidebars_widgets['array_version'] = 1;
|
|
|
|
switch ( $sidebars_widgets['array_version'] ) {
|
|
case 1 :
|
|
foreach ( (array) $sidebars_widgets as $index => $sidebar )
|
|
if ( is_array($sidebar) )
|
|
foreach ( (array) $sidebar as $i => $name ) {
|
|
$id = strtolower($name);
|
|
if ( isset($wp_registered_widgets[$id]) ) {
|
|
$_sidebars_widgets[$index][$i] = $id;
|
|
continue;
|
|
}
|
|
$id = sanitize_title($name);
|
|
if ( isset($wp_registered_widgets[$id]) ) {
|
|
$_sidebars_widgets[$index][$i] = $id;
|
|
continue;
|
|
}
|
|
|
|
$found = false;
|
|
|
|
foreach ( $wp_registered_widgets as $widget_id => $widget ) {
|
|
if ( strtolower($widget['name']) == strtolower($name) ) {
|
|
$_sidebars_widgets[$index][$i] = $widget['id'];
|
|
$found = true;
|
|
break;
|
|
} elseif ( sanitize_title($widget['name']) == sanitize_title($name) ) {
|
|
$_sidebars_widgets[$index][$i] = $widget['id'];
|
|
$found = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( $found )
|
|
continue;
|
|
|
|
unset($_sidebars_widgets[$index][$i]);
|
|
}
|
|
$_sidebars_widgets['array_version'] = 2;
|
|
$sidebars_widgets = $_sidebars_widgets;
|
|
unset($_sidebars_widgets);
|
|
|
|
case 2 :
|
|
$sidebars = array_keys( $wp_registered_sidebars );
|
|
if ( !empty( $sidebars ) ) {
|
|
// Move the known-good ones first
|
|
foreach ( (array) $sidebars as $id ) {
|
|
if ( array_key_exists( $id, $sidebars_widgets ) ) {
|
|
$_sidebars_widgets[$id] = $sidebars_widgets[$id];
|
|
unset($sidebars_widgets[$id], $sidebars[$id]);
|
|
}
|
|
}
|
|
|
|
// Assign to each unmatched registered sidebar the first available orphan
|
|
unset( $sidebars_widgets[ 'array_version' ] );
|
|
while ( ( $sidebar = array_shift( $sidebars ) ) && $widgets = array_shift( $sidebars_widgets ) )
|
|
$_sidebars_widgets[ $sidebar ] = $widgets;
|
|
|
|
$_sidebars_widgets['array_version'] = 3;
|
|
$sidebars_widgets = $_sidebars_widgets;
|
|
unset($_sidebars_widgets);
|
|
}
|
|
|
|
if ( $update )
|
|
update_option('sidebars_widgets', $sidebars_widgets);
|
|
}
|
|
|
|
unset($sidebars_widgets['array_version']);
|
|
|
|
$sidebars_widgets = apply_filters('sidebars_widgets', $sidebars_widgets);
|
|
return $sidebars_widgets;
|
|
}
|
|
|
|
/**
|
|
* Set the sidebar widget option to update sidebars.
|
|
*
|
|
* @since 2.2.0
|
|
* @access private
|
|
*
|
|
* @param array $sidebars_widgets Sidebar widgets and their settings.
|
|
*/
|
|
function wp_set_sidebars_widgets( $sidebars_widgets ) {
|
|
update_option( 'sidebars_widgets', $sidebars_widgets );
|
|
}
|
|
|
|
/**
|
|
* Retrieve default registered sidebars list.
|
|
*
|
|
* @since 2.2.0
|
|
* @access private
|
|
*
|
|
* @return array
|
|
*/
|
|
function wp_get_widget_defaults() {
|
|
global $wp_registered_sidebars;
|
|
|
|
$defaults = array();
|
|
|
|
foreach ( (array) $wp_registered_sidebars as $index => $sidebar )
|
|
$defaults[$index] = array();
|
|
|
|
return $defaults;
|
|
}
|
|
|
|
/* Default Widgets */
|
|
|
|
/**
|
|
* Display pages widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_pages( $args ) {
|
|
extract( $args );
|
|
$options = get_option( 'widget_pages' );
|
|
|
|
$title = empty( $options['title'] ) ? __( 'Pages' ) : apply_filters('widget_title', $options['title']);
|
|
$sortby = empty( $options['sortby'] ) ? 'menu_order' : $options['sortby'];
|
|
$exclude = empty( $options['exclude'] ) ? '' : $options['exclude'];
|
|
|
|
if ( $sortby == 'menu_order' ) {
|
|
$sortby = 'menu_order, post_title';
|
|
}
|
|
|
|
$out = wp_list_pages( array('title_li' => '', 'echo' => 0, 'sort_column' => $sortby, 'exclude' => $exclude) );
|
|
|
|
if ( !empty( $out ) ) {
|
|
?>
|
|
<?php echo $before_widget; ?>
|
|
<?php echo $before_title . $title . $after_title; ?>
|
|
<ul>
|
|
<?php echo $out; ?>
|
|
</ul>
|
|
<?php echo $after_widget; ?>
|
|
<?php
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display and process pages widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_pages_control() {
|
|
$options = $newoptions = get_option('widget_pages');
|
|
if ( isset($_POST['pages-submit']) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST['pages-title']));
|
|
|
|
$sortby = stripslashes( $_POST['pages-sortby'] );
|
|
|
|
if ( in_array( $sortby, array( 'post_title', 'menu_order', 'ID' ) ) ) {
|
|
$newoptions['sortby'] = $sortby;
|
|
} else {
|
|
$newoptions['sortby'] = 'menu_order';
|
|
}
|
|
|
|
$newoptions['exclude'] = strip_tags( stripslashes( $_POST['pages-exclude'] ) );
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_pages', $options);
|
|
}
|
|
$title = attribute_escape($options['title']);
|
|
$exclude = attribute_escape( $options['exclude'] );
|
|
?>
|
|
<p><label for="pages-title"><?php _e('Title:'); ?> <input class="widefat" id="pages-title" name="pages-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<p>
|
|
<label for="pages-sortby"><?php _e( 'Sort by:' ); ?>
|
|
<select name="pages-sortby" id="pages-sortby" class="widefat">
|
|
<option value="post_title"<?php selected( $options['sortby'], 'post_title' ); ?>><?php _e('Page title'); ?></option>
|
|
<option value="menu_order"<?php selected( $options['sortby'], 'menu_order' ); ?>><?php _e('Page order'); ?></option>
|
|
<option value="ID"<?php selected( $options['sortby'], 'ID' ); ?>><?php _e( 'Page ID' ); ?></option>
|
|
</select>
|
|
</label>
|
|
</p>
|
|
<p>
|
|
<label for="pages-exclude"><?php _e( 'Exclude:' ); ?> <input type="text" value="<?php echo $exclude; ?>" name="pages-exclude" id="pages-exclude" class="widefat" /></label>
|
|
<br />
|
|
<small><?php _e( 'Page IDs, separated by commas.' ); ?></small>
|
|
</p>
|
|
<input type="hidden" id="pages-submit" name="pages-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display links widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_links($args) {
|
|
extract($args, EXTR_SKIP);
|
|
|
|
$before_widget = preg_replace('/id="[^"]*"/','id="%id"', $before_widget);
|
|
wp_list_bookmarks(apply_filters('widget_links_args', array(
|
|
'title_before' => $before_title, 'title_after' => $after_title,
|
|
'category_before' => $before_widget, 'category_after' => $after_widget,
|
|
'show_images' => true, 'class' => 'linkcat widget'
|
|
)));
|
|
}
|
|
|
|
/**
|
|
* Display search widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_search($args) {
|
|
extract($args);
|
|
echo $before_widget;
|
|
|
|
// Use current theme search form if it exists
|
|
get_search_form();
|
|
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Display archives widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_archives($args) {
|
|
extract($args);
|
|
$options = get_option('widget_archives');
|
|
$c = $options['count'] ? '1' : '0';
|
|
$d = $options['dropdown'] ? '1' : '0';
|
|
$title = empty($options['title']) ? __('Archives') : apply_filters('widget_title', $options['title']);
|
|
|
|
echo $before_widget;
|
|
echo $before_title . $title . $after_title;
|
|
|
|
if($d) {
|
|
?>
|
|
<select name="archive-dropdown" onchange='document.location.href=this.options[this.selectedIndex].value;'> <option value=""><?php echo attribute_escape(__('Select Month')); ?></option> <?php wp_get_archives("type=monthly&format=option&show_post_count=$c"); ?> </select>
|
|
<?php
|
|
} else {
|
|
?>
|
|
<ul>
|
|
<?php wp_get_archives("type=monthly&show_post_count=$c"); ?>
|
|
</ul>
|
|
<?php
|
|
}
|
|
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Display and process archives widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_archives_control() {
|
|
$options = $newoptions = get_option('widget_archives');
|
|
if ( isset($_POST["archives-submit"]) ) {
|
|
$newoptions['count'] = isset($_POST['archives-count']);
|
|
$newoptions['dropdown'] = isset($_POST['archives-dropdown']);
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST["archives-title"]));
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_archives', $options);
|
|
}
|
|
$count = $options['count'] ? 'checked="checked"' : '';
|
|
$dropdown = $options['dropdown'] ? 'checked="checked"' : '';
|
|
$title = attribute_escape($options['title']);
|
|
?>
|
|
<p><label for="archives-title"><?php _e('Title:'); ?> <input class="widefat" id="archives-title" name="archives-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<p>
|
|
<label for="archives-count"><input class="checkbox" type="checkbox" <?php echo $count; ?> id="archives-count" name="archives-count" /> <?php _e('Show post counts'); ?></label>
|
|
<br />
|
|
<label for="archives-dropdown"><input class="checkbox" type="checkbox" <?php echo $dropdown; ?> id="archives-dropdown" name="archives-dropdown" /> <?php _e('Display as a drop down'); ?></label>
|
|
</p>
|
|
<input type="hidden" id="archives-submit" name="archives-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display meta widget.
|
|
*
|
|
* Displays log in/out, RSS feed links, etc.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_meta($args) {
|
|
extract($args);
|
|
$options = get_option('widget_meta');
|
|
$title = empty($options['title']) ? __('Meta') : apply_filters('widget_title', $options['title']);
|
|
?>
|
|
<?php echo $before_widget; ?>
|
|
<?php echo $before_title . $title . $after_title; ?>
|
|
<ul>
|
|
<?php wp_register(); ?>
|
|
<li><?php wp_loginout(); ?></li>
|
|
<li><a href="<?php bloginfo('rss2_url'); ?>" title="<?php echo attribute_escape(__('Syndicate this site using RSS 2.0')); ?>"><?php _e('Entries <abbr title="Really Simple Syndication">RSS</abbr>'); ?></a></li>
|
|
<li><a href="<?php bloginfo('comments_rss2_url'); ?>" title="<?php echo attribute_escape(__('The latest comments to all posts in RSS')); ?>"><?php _e('Comments <abbr title="Really Simple Syndication">RSS</abbr>'); ?></a></li>
|
|
<li><a href="http://wordpress.org/" title="<?php echo attribute_escape(__('Powered by WordPress, state-of-the-art semantic personal publishing platform.')); ?>">WordPress.org</a></li>
|
|
<?php wp_meta(); ?>
|
|
</ul>
|
|
<?php echo $after_widget; ?>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display and process meta widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_meta_control() {
|
|
$options = $newoptions = get_option('widget_meta');
|
|
if ( isset($_POST["meta-submit"]) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST["meta-title"]));
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_meta', $options);
|
|
}
|
|
$title = attribute_escape($options['title']);
|
|
?>
|
|
<p><label for="meta-title"><?php _e('Title:'); ?> <input class="widefat" id="meta-title" name="meta-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<input type="hidden" id="meta-submit" name="meta-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display calendar widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_calendar($args) {
|
|
extract($args);
|
|
$options = get_option('widget_calendar');
|
|
$title = apply_filters('widget_title', $options['title']);
|
|
if ( empty($title) )
|
|
$title = ' ';
|
|
echo $before_widget . $before_title . $title . $after_title;
|
|
echo '<div id="calendar_wrap">';
|
|
get_calendar();
|
|
echo '</div>';
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Display and process calendar widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_calendar_control() {
|
|
$options = $newoptions = get_option('widget_calendar');
|
|
if ( isset($_POST["calendar-submit"]) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST["calendar-title"]));
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_calendar', $options);
|
|
}
|
|
$title = attribute_escape($options['title']);
|
|
?>
|
|
<p><label for="calendar-title"><?php _e('Title:'); ?> <input class="widefat" id="calendar-title" name="calendar-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<input type="hidden" id="calendar-submit" name="calendar-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display the Text widget, depending on the widget number.
|
|
*
|
|
* Supports multiple text widgets and keeps track of the widget number by using
|
|
* the $widget_args parameter. The option 'widget_text' is used to store the
|
|
* content for the widgets. The content and title are passed through the
|
|
* 'widget_text' and 'widget_title' filters respectively.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
* @param int $number Widget number.
|
|
*/
|
|
function wp_widget_text($args, $widget_args = 1) {
|
|
extract( $args, EXTR_SKIP );
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract( $widget_args, EXTR_SKIP );
|
|
|
|
$options = get_option('widget_text');
|
|
if ( !isset($options[$number]) )
|
|
return;
|
|
|
|
$title = apply_filters('widget_title', $options[$number]['title']);
|
|
$text = apply_filters( 'widget_text', $options[$number]['text'] );
|
|
?>
|
|
<?php echo $before_widget; ?>
|
|
<?php if ( !empty( $title ) ) { echo $before_title . $title . $after_title; } ?>
|
|
<div class="textwidget"><?php echo $text; ?></div>
|
|
<?php echo $after_widget; ?>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display and process text widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int $widget_args Widget number.
|
|
*/
|
|
function wp_widget_text_control($widget_args) {
|
|
global $wp_registered_widgets;
|
|
static $updated = false;
|
|
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract( $widget_args, EXTR_SKIP );
|
|
|
|
$options = get_option('widget_text');
|
|
if ( !is_array($options) )
|
|
$options = array();
|
|
|
|
if ( !$updated && !empty($_POST['sidebar']) ) {
|
|
$sidebar = (string) $_POST['sidebar'];
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets();
|
|
if ( isset($sidebars_widgets[$sidebar]) )
|
|
$this_sidebar =& $sidebars_widgets[$sidebar];
|
|
else
|
|
$this_sidebar = array();
|
|
|
|
foreach ( (array) $this_sidebar as $_widget_id ) {
|
|
if ( 'wp_widget_text' == $wp_registered_widgets[$_widget_id]['callback'] && isset($wp_registered_widgets[$_widget_id]['params'][0]['number']) ) {
|
|
$widget_number = $wp_registered_widgets[$_widget_id]['params'][0]['number'];
|
|
if ( !in_array( "text-$widget_number", $_POST['widget-id'] ) ) // the widget has been removed.
|
|
unset($options[$widget_number]);
|
|
}
|
|
}
|
|
|
|
foreach ( (array) $_POST['widget-text'] as $widget_number => $widget_text ) {
|
|
if ( !isset($widget_text['text']) && isset($options[$widget_number]) ) // user clicked cancel
|
|
continue;
|
|
$title = strip_tags(stripslashes($widget_text['title']));
|
|
if ( current_user_can('unfiltered_html') )
|
|
$text = stripslashes( $widget_text['text'] );
|
|
else
|
|
$text = stripslashes(wp_filter_post_kses( $widget_text['text'] ));
|
|
$options[$widget_number] = compact( 'title', 'text' );
|
|
}
|
|
|
|
update_option('widget_text', $options);
|
|
$updated = true;
|
|
}
|
|
|
|
if ( -1 == $number ) {
|
|
$title = '';
|
|
$text = '';
|
|
$number = '%i%';
|
|
} else {
|
|
$title = attribute_escape($options[$number]['title']);
|
|
$text = format_to_edit($options[$number]['text']);
|
|
}
|
|
?>
|
|
<p>
|
|
<input class="widefat" id="text-title-<?php echo $number; ?>" name="widget-text[<?php echo $number; ?>][title]" type="text" value="<?php echo $title; ?>" />
|
|
<textarea class="widefat" rows="16" cols="20" id="text-text-<?php echo $number; ?>" name="widget-text[<?php echo $number; ?>][text]"><?php echo $text; ?></textarea>
|
|
<input type="hidden" name="widget-text[<?php echo $number; ?>][submit]" value="1" />
|
|
</p>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Register text widget on startup.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_text_register() {
|
|
if ( !$options = get_option('widget_text') )
|
|
$options = array();
|
|
$widget_ops = array('classname' => 'widget_text', 'description' => __('Arbitrary text or HTML'));
|
|
$control_ops = array('width' => 400, 'height' => 350, 'id_base' => 'text');
|
|
$name = __('Text');
|
|
|
|
$id = false;
|
|
foreach ( (array) array_keys($options) as $o ) {
|
|
// Old widgets can have null values for some reason
|
|
if ( !isset($options[$o]['title']) || !isset($options[$o]['text']) )
|
|
continue;
|
|
$id = "text-$o"; // Never never never translate an id
|
|
wp_register_sidebar_widget($id, $name, 'wp_widget_text', $widget_ops, array( 'number' => $o ));
|
|
wp_register_widget_control($id, $name, 'wp_widget_text_control', $control_ops, array( 'number' => $o ));
|
|
}
|
|
|
|
// If there are none, we register the widget's existance with a generic template
|
|
if ( !$id ) {
|
|
wp_register_sidebar_widget( 'text-1', $name, 'wp_widget_text', $widget_ops, array( 'number' => -1 ) );
|
|
wp_register_widget_control( 'text-1', $name, 'wp_widget_text_control', $control_ops, array( 'number' => -1 ) );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display categories widget.
|
|
*
|
|
* Allows multiple category widgets.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
* @param int $number Widget number.
|
|
*/
|
|
function wp_widget_categories($args, $widget_args = 1) {
|
|
extract($args, EXTR_SKIP);
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract($widget_args, EXTR_SKIP);
|
|
|
|
$options = get_option('widget_categories');
|
|
if ( !isset($options[$number]) )
|
|
return;
|
|
|
|
$c = $options[$number]['count'] ? '1' : '0';
|
|
$h = $options[$number]['hierarchical'] ? '1' : '0';
|
|
$d = $options[$number]['dropdown'] ? '1' : '0';
|
|
|
|
$title = empty($options[$number]['title']) ? __('Categories') : apply_filters('widget_title', $options[$number]['title']);
|
|
|
|
echo $before_widget;
|
|
echo $before_title . $title . $after_title;
|
|
|
|
$cat_args = array('orderby' => 'name', 'show_count' => $c, 'hierarchical' => $h);
|
|
|
|
if ( $d ) {
|
|
$cat_args['show_option_none'] = __('Select Category');
|
|
wp_dropdown_categories($cat_args);
|
|
?>
|
|
|
|
<script type='text/javascript'>
|
|
/* <![CDATA[ */
|
|
var dropdown = document.getElementById("cat");
|
|
function onCatChange() {
|
|
if ( dropdown.options[dropdown.selectedIndex].value > 0 ) {
|
|
location.href = "<?php echo get_option('home'); ?>/?cat="+dropdown.options[dropdown.selectedIndex].value;
|
|
}
|
|
}
|
|
dropdown.onchange = onCatChange;
|
|
/* ]]> */
|
|
</script>
|
|
|
|
<?php
|
|
} else {
|
|
?>
|
|
<ul>
|
|
<?php
|
|
$cat_args['title_li'] = '';
|
|
wp_list_categories($cat_args);
|
|
?>
|
|
</ul>
|
|
<?php
|
|
}
|
|
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Display and process categories widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int $widget_args Widget number.
|
|
*/
|
|
function wp_widget_categories_control( $widget_args ) {
|
|
global $wp_registered_widgets;
|
|
static $updated = false;
|
|
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract($widget_args, EXTR_SKIP);
|
|
|
|
$options = get_option('widget_categories');
|
|
|
|
if ( !is_array( $options ) )
|
|
$options = array();
|
|
|
|
if ( !$updated && !empty($_POST['sidebar']) ) {
|
|
$sidebar = (string) $_POST['sidebar'];
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets();
|
|
if ( isset($sidebars_widgets[$sidebar]) )
|
|
$this_sidebar =& $sidebars_widgets[$sidebar];
|
|
else
|
|
$this_sidebar = array();
|
|
|
|
foreach ( (array) $this_sidebar as $_widget_id ) {
|
|
if ( 'wp_widget_categories' == $wp_registered_widgets[$_widget_id]['callback'] && isset($wp_registered_widgets[$_widget_id]['params'][0]['number']) ) {
|
|
$widget_number = $wp_registered_widgets[$_widget_id]['params'][0]['number'];
|
|
if ( !in_array( "categories-$widget_number", $_POST['widget-id'] ) ) // the widget has been removed.
|
|
unset($options[$widget_number]);
|
|
}
|
|
}
|
|
|
|
foreach ( (array) $_POST['widget-categories'] as $widget_number => $widget_cat ) {
|
|
if ( !isset($widget_cat['title']) && isset($options[$widget_number]) ) // user clicked cancel
|
|
continue;
|
|
$title = trim(strip_tags(stripslashes($widget_cat['title'])));
|
|
$count = isset($widget_cat['count']);
|
|
$hierarchical = isset($widget_cat['hierarchical']);
|
|
$dropdown = isset($widget_cat['dropdown']);
|
|
$options[$widget_number] = compact( 'title', 'count', 'hierarchical', 'dropdown' );
|
|
}
|
|
|
|
update_option('widget_categories', $options);
|
|
$updated = true;
|
|
}
|
|
|
|
if ( -1 == $number ) {
|
|
$title = '';
|
|
$count = false;
|
|
$hierarchical = false;
|
|
$dropdown = false;
|
|
$number = '%i%';
|
|
} else {
|
|
$title = attribute_escape( $options[$number]['title'] );
|
|
$count = (bool) $options[$number]['count'];
|
|
$hierarchical = (bool) $options[$number]['hierarchical'];
|
|
$dropdown = (bool) $options[$number]['dropdown'];
|
|
}
|
|
?>
|
|
<p>
|
|
<label for="categories-title-<?php echo $number; ?>">
|
|
<?php _e( 'Title:' ); ?>
|
|
<input class="widefat" id="categories-title-<?php echo $number; ?>" name="widget-categories[<?php echo $number; ?>][title]" type="text" value="<?php echo $title; ?>" />
|
|
</label>
|
|
</p>
|
|
|
|
<p>
|
|
<label for="categories-dropdown-<?php echo $number; ?>">
|
|
<input type="checkbox" class="checkbox" id="categories-dropdown-<?php echo $number; ?>" name="widget-categories[<?php echo $number; ?>][dropdown]"<?php checked( $dropdown, true ); ?> />
|
|
<?php _e( 'Show as dropdown' ); ?>
|
|
</label>
|
|
<br />
|
|
<label for="categories-count-<?php echo $number; ?>">
|
|
<input type="checkbox" class="checkbox" id="categories-count-<?php echo $number; ?>" name="widget-categories[<?php echo $number; ?>][count]"<?php checked( $count, true ); ?> />
|
|
<?php _e( 'Show post counts' ); ?>
|
|
</label>
|
|
<br />
|
|
<label for="categories-hierarchical-<?php echo $number; ?>">
|
|
<input type="checkbox" class="checkbox" id="categories-hierarchical-<?php echo $number; ?>" name="widget-categories[<?php echo $number; ?>][hierarchical]"<?php checked( $hierarchical, true ); ?> />
|
|
<?php _e( 'Show hierarchy' ); ?>
|
|
</label>
|
|
</p>
|
|
|
|
<input type="hidden" name="widget-categories[<?php echo $number; ?>][submit]" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Register categories widget on startup.
|
|
*
|
|
* @since 2.3.0
|
|
*/
|
|
function wp_widget_categories_register() {
|
|
if ( !$options = get_option( 'widget_categories' ) )
|
|
$options = array();
|
|
|
|
if ( isset($options['title']) )
|
|
$options = wp_widget_categories_upgrade();
|
|
|
|
$widget_ops = array( 'classname' => 'widget_categories', 'description' => __( "A list or dropdown of categories" ) );
|
|
|
|
$name = __( 'Categories' );
|
|
|
|
$id = false;
|
|
foreach ( (array) array_keys($options) as $o ) {
|
|
// Old widgets can have null values for some reason
|
|
if ( !isset($options[$o]['title']) )
|
|
continue;
|
|
$id = "categories-$o";
|
|
wp_register_sidebar_widget( $id, $name, 'wp_widget_categories', $widget_ops, array( 'number' => $o ) );
|
|
wp_register_widget_control( $id, $name, 'wp_widget_categories_control', array( 'id_base' => 'categories' ), array( 'number' => $o ) );
|
|
}
|
|
|
|
// If there are none, we register the widget's existance with a generic template
|
|
if ( !$id ) {
|
|
wp_register_sidebar_widget( 'categories-1', $name, 'wp_widget_categories', $widget_ops, array( 'number' => -1 ) );
|
|
wp_register_widget_control( 'categories-1', $name, 'wp_widget_categories_control', array( 'id_base' => 'categories' ), array( 'number' => -1 ) );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Upgrade previous category widget to current version.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @return array
|
|
*/
|
|
function wp_widget_categories_upgrade() {
|
|
$options = get_option( 'widget_categories' );
|
|
|
|
if ( !isset( $options['title'] ) )
|
|
return $options;
|
|
|
|
$newoptions = array( 1 => $options );
|
|
|
|
update_option( 'widget_categories', $newoptions );
|
|
|
|
$sidebars_widgets = get_option( 'sidebars_widgets' );
|
|
if ( is_array( $sidebars_widgets ) ) {
|
|
foreach ( $sidebars_widgets as $sidebar => $widgets ) {
|
|
if ( is_array( $widgets ) ) {
|
|
foreach ( $widgets as $widget )
|
|
$new_widgets[$sidebar][] = ( $widget == 'categories' ) ? 'categories-1' : $widget;
|
|
} else {
|
|
$new_widgets[$sidebar] = $widgets;
|
|
}
|
|
}
|
|
if ( $new_widgets != $sidebars_widgets )
|
|
update_option( 'sidebars_widgets', $new_widgets );
|
|
}
|
|
|
|
return $newoptions;
|
|
}
|
|
|
|
/**
|
|
* Display recent entries widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
* @return int Displayed cache.
|
|
*/
|
|
function wp_widget_recent_entries($args) {
|
|
if ( '%BEG_OF_TITLE%' != $args['before_title'] ) {
|
|
if ( $output = wp_cache_get('widget_recent_entries', 'widget') )
|
|
return print($output);
|
|
ob_start();
|
|
}
|
|
|
|
extract($args);
|
|
$options = get_option('widget_recent_entries');
|
|
$title = empty($options['title']) ? __('Recent Posts') : apply_filters('widget_title', $options['title']);
|
|
if ( !$number = (int) $options['number'] )
|
|
$number = 10;
|
|
else if ( $number < 1 )
|
|
$number = 1;
|
|
else if ( $number > 15 )
|
|
$number = 15;
|
|
|
|
$r = new WP_Query(array('showposts' => $number, 'what_to_show' => 'posts', 'nopaging' => 0, 'post_status' => 'publish', 'caller_get_posts' => 1));
|
|
if ($r->have_posts()) :
|
|
?>
|
|
<?php echo $before_widget; ?>
|
|
<?php echo $before_title . $title . $after_title; ?>
|
|
<ul>
|
|
<?php while ($r->have_posts()) : $r->the_post(); ?>
|
|
<li><a href="<?php the_permalink() ?>"><?php if ( get_the_title() ) the_title(); else the_ID(); ?> </a></li>
|
|
<?php endwhile; ?>
|
|
</ul>
|
|
<?php echo $after_widget; ?>
|
|
<?php
|
|
wp_reset_query(); // Restore global post data stomped by the_post().
|
|
endif;
|
|
|
|
if ( '%BEG_OF_TITLE%' != $args['before_title'] )
|
|
wp_cache_add('widget_recent_entries', ob_get_flush(), 'widget');
|
|
}
|
|
|
|
/**
|
|
* Remove recent entries widget items cache.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_flush_widget_recent_entries() {
|
|
wp_cache_delete('widget_recent_entries', 'widget');
|
|
}
|
|
|
|
add_action('save_post', 'wp_flush_widget_recent_entries');
|
|
add_action('deleted_post', 'wp_flush_widget_recent_entries');
|
|
add_action('switch_theme', 'wp_flush_widget_recent_entries');
|
|
|
|
/**
|
|
* Display and process recent entries widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_recent_entries_control() {
|
|
$options = $newoptions = get_option('widget_recent_entries');
|
|
if ( isset($_POST["recent-entries-submit"]) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST["recent-entries-title"]));
|
|
$newoptions['number'] = (int) $_POST["recent-entries-number"];
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_recent_entries', $options);
|
|
wp_flush_widget_recent_entries();
|
|
}
|
|
$title = attribute_escape($options['title']);
|
|
if ( !$number = (int) $options['number'] )
|
|
$number = 5;
|
|
?>
|
|
|
|
<p><label for="recent-entries-title"><?php _e('Title:'); ?> <input class="widefat" id="recent-entries-title" name="recent-entries-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<p>
|
|
<label for="recent-entries-number"><?php _e('Number of posts to show:'); ?> <input style="width: 25px; text-align: center;" id="recent-entries-number" name="recent-entries-number" type="text" value="<?php echo $number; ?>" /></label>
|
|
<br />
|
|
<small><?php _e('(at most 15)'); ?></small>
|
|
</p>
|
|
<input type="hidden" id="recent-entries-submit" name="recent-entries-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display recent comments widget.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_recent_comments($args) {
|
|
global $wpdb, $comments, $comment;
|
|
extract($args, EXTR_SKIP);
|
|
$options = get_option('widget_recent_comments');
|
|
$title = empty($options['title']) ? __('Recent Comments') : apply_filters('widget_title', $options['title']);
|
|
if ( !$number = (int) $options['number'] )
|
|
$number = 5;
|
|
else if ( $number < 1 )
|
|
$number = 1;
|
|
else if ( $number > 15 )
|
|
$number = 15;
|
|
|
|
if ( !$comments = wp_cache_get( 'recent_comments', 'widget' ) ) {
|
|
$comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT $number");
|
|
wp_cache_add( 'recent_comments', $comments, 'widget' );
|
|
}
|
|
?>
|
|
|
|
<?php echo $before_widget; ?>
|
|
<?php echo $before_title . $title . $after_title; ?>
|
|
<ul id="recentcomments"><?php
|
|
if ( $comments ) : foreach ( (array) $comments as $comment) :
|
|
echo '<li class="recentcomments">' . sprintf(__('%1$s on %2$s'), get_comment_author_link(), '<a href="'. get_comment_link($comment->comment_ID) . '">' . get_the_title($comment->comment_post_ID) . '</a>') . '</li>';
|
|
endforeach; endif;?></ul>
|
|
<?php echo $after_widget; ?>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Remove the cache for recent comments widget.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_delete_recent_comments_cache() {
|
|
wp_cache_delete( 'recent_comments', 'widget' );
|
|
}
|
|
add_action( 'comment_post', 'wp_delete_recent_comments_cache' );
|
|
add_action( 'wp_set_comment_status', 'wp_delete_recent_comments_cache' );
|
|
|
|
/**
|
|
* Display and process recent comments widget options form.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_recent_comments_control() {
|
|
$options = $newoptions = get_option('widget_recent_comments');
|
|
if ( isset($_POST["recent-comments-submit"]) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST["recent-comments-title"]));
|
|
$newoptions['number'] = (int) $_POST["recent-comments-number"];
|
|
}
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_recent_comments', $options);
|
|
wp_delete_recent_comments_cache();
|
|
}
|
|
$title = attribute_escape($options['title']);
|
|
if ( !$number = (int) $options['number'] )
|
|
$number = 5;
|
|
?>
|
|
<p><label for="recent-comments-title"><?php _e('Title:'); ?> <input class="widefat" id="recent-comments-title" name="recent-comments-title" type="text" value="<?php echo $title; ?>" /></label></p>
|
|
<p>
|
|
<label for="recent-comments-number"><?php _e('Number of comments to show:'); ?> <input style="width: 25px; text-align: center;" id="recent-comments-number" name="recent-comments-number" type="text" value="<?php echo $number; ?>" /></label>
|
|
<br />
|
|
<small><?php _e('(at most 15)'); ?></small>
|
|
</p>
|
|
<input type="hidden" id="recent-comments-submit" name="recent-comments-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display the style for recent comments widget.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_recent_comments_style() {
|
|
?>
|
|
<style type="text/css">.recentcomments a{display:inline !important;padding: 0 !important;margin: 0 !important;}</style>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Register recent comments with control and hook for 'wp_head' action.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_recent_comments_register() {
|
|
$widget_ops = array('classname' => 'widget_recent_comments', 'description' => __( 'The most recent comments' ) );
|
|
wp_register_sidebar_widget('recent-comments', __('Recent Comments'), 'wp_widget_recent_comments', $widget_ops);
|
|
wp_register_widget_control('recent-comments', __('Recent Comments'), 'wp_widget_recent_comments_control');
|
|
|
|
if ( is_active_widget('wp_widget_recent_comments') )
|
|
add_action('wp_head', 'wp_widget_recent_comments_style');
|
|
}
|
|
|
|
/**
|
|
* Display RSS widget.
|
|
*
|
|
* Allows for multiple widgets to be displayed.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
* @param int $number Widget number.
|
|
*/
|
|
function wp_widget_rss($args, $widget_args = 1) {
|
|
extract($args, EXTR_SKIP);
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract($widget_args, EXTR_SKIP);
|
|
|
|
$options = get_option('widget_rss');
|
|
|
|
if ( !isset($options[$number]) )
|
|
return;
|
|
|
|
if ( isset($options[$number]['error']) && $options[$number]['error'] )
|
|
return;
|
|
|
|
$url = $options[$number]['url'];
|
|
while ( strstr($url, 'http') != $url )
|
|
$url = substr($url, 1);
|
|
if ( empty($url) )
|
|
return;
|
|
|
|
require_once(ABSPATH . WPINC . '/rss.php');
|
|
|
|
$rss = fetch_rss($url);
|
|
$link = clean_url(strip_tags($rss->channel['link']));
|
|
while ( strstr($link, 'http') != $link )
|
|
$link = substr($link, 1);
|
|
$desc = attribute_escape(strip_tags(html_entity_decode($rss->channel['description'], ENT_QUOTES)));
|
|
$title = $options[$number]['title'];
|
|
if ( empty($title) )
|
|
$title = htmlentities(strip_tags($rss->channel['title']));
|
|
if ( empty($title) )
|
|
$title = $desc;
|
|
if ( empty($title) )
|
|
$title = __('Unknown Feed');
|
|
$title = apply_filters('widget_title', $title );
|
|
$url = clean_url(strip_tags($url));
|
|
if ( file_exists(dirname(__FILE__) . '/rss.png') )
|
|
$icon = str_replace(ABSPATH, site_url() . '/', dirname(__FILE__)) . '/rss.png';
|
|
else
|
|
$icon = includes_url('images/rss.png');
|
|
$title = "<a class='rsswidget' href='$url' title='" . attribute_escape(__('Syndicate this content')) ."'><img style='background:orange;color:white;border:none;' width='14' height='14' src='$icon' alt='RSS' /></a> <a class='rsswidget' href='$link' title='$desc'>$title</a>";
|
|
|
|
echo $before_widget;
|
|
echo $before_title . $title . $after_title;
|
|
|
|
wp_widget_rss_output( $rss, $options[$number] );
|
|
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Display the RSS entries in a list.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string|array|object $rss RSS url.
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_rss_output( $rss, $args = array() ) {
|
|
if ( is_string( $rss ) ) {
|
|
require_once(ABSPATH . WPINC . '/rss.php');
|
|
if ( !$rss = fetch_rss($rss) )
|
|
return;
|
|
} elseif ( is_array($rss) && isset($rss['url']) ) {
|
|
require_once(ABSPATH . WPINC . '/rss.php');
|
|
$args = $rss;
|
|
if ( !$rss = fetch_rss($rss['url']) )
|
|
return;
|
|
} elseif ( !is_object($rss) ) {
|
|
return;
|
|
}
|
|
|
|
$default_args = array( 'show_author' => 0, 'show_date' => 0, 'show_summary' => 0 );
|
|
$args = wp_parse_args( $args, $default_args );
|
|
extract( $args, EXTR_SKIP );
|
|
|
|
$items = (int) $items;
|
|
if ( $items < 1 || 20 < $items )
|
|
$items = 10;
|
|
$show_summary = (int) $show_summary;
|
|
$show_author = (int) $show_author;
|
|
$show_date = (int) $show_date;
|
|
|
|
if ( is_array( $rss->items ) && !empty( $rss->items ) ) {
|
|
$rss->items = array_slice($rss->items, 0, $items);
|
|
echo '<ul>';
|
|
foreach ( (array) $rss->items as $item ) {
|
|
while ( strstr($item['link'], 'http') != $item['link'] )
|
|
$item['link'] = substr($item['link'], 1);
|
|
$link = clean_url(strip_tags($item['link']));
|
|
$title = attribute_escape(strip_tags($item['title']));
|
|
if ( empty($title) )
|
|
$title = __('Untitled');
|
|
$desc = '';
|
|
if ( isset( $item['description'] ) && is_string( $item['description'] ) )
|
|
$desc = str_replace(array("\n", "\r"), ' ', attribute_escape(strip_tags(html_entity_decode($item['description'], ENT_QUOTES))));
|
|
elseif ( isset( $item['summary'] ) && is_string( $item['summary'] ) )
|
|
$desc = str_replace(array("\n", "\r"), ' ', attribute_escape(strip_tags(html_entity_decode($item['summary'], ENT_QUOTES))));
|
|
if ( 360 < strlen( $desc ) )
|
|
$desc = substr( $desc, 0, 360 ) . ' […]';
|
|
$summary = $desc;
|
|
|
|
if ( $show_summary ) {
|
|
$desc = '';
|
|
$summary = wp_specialchars( $summary );
|
|
$summary = "<div class='rssSummary'>$summary</div>";
|
|
} else {
|
|
$summary = '';
|
|
}
|
|
|
|
$date = '';
|
|
if ( $show_date ) {
|
|
if ( isset($item['pubdate']) )
|
|
$date = $item['pubdate'];
|
|
elseif ( isset($item['published']) )
|
|
$date = $item['published'];
|
|
|
|
if ( $date ) {
|
|
if ( $date_stamp = strtotime( $date ) )
|
|
$date = ' <span class="rss-date">' . date_i18n( get_option( 'date_format' ), $date_stamp ) . '</span>';
|
|
else
|
|
$date = '';
|
|
}
|
|
}
|
|
|
|
$author = '';
|
|
if ( $show_author ) {
|
|
if ( isset($item['dc']['creator']) )
|
|
$author = ' <cite>' . wp_specialchars( strip_tags( $item['dc']['creator'] ) ) . '</cite>';
|
|
elseif ( isset($item['author_name']) )
|
|
$author = ' <cite>' . wp_specialchars( strip_tags( $item['author_name'] ) ) . '</cite>';
|
|
}
|
|
|
|
if ( $link == '' ) {
|
|
echo "<li>$title{$date}{$summary}{$author}</li>";
|
|
} else {
|
|
echo "<li><a class='rsswidget' href='$link' title='$desc'>$title</a>{$date}{$summary}{$author}</li>";
|
|
}
|
|
}
|
|
echo '</ul>';
|
|
} else {
|
|
echo '<ul><li>' . __( 'An error has occurred; the feed is probably down. Try again later.' ) . '</li></ul>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display and process RSS widget control form.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param int $widget_args Widget number.
|
|
*/
|
|
function wp_widget_rss_control($widget_args) {
|
|
global $wp_registered_widgets;
|
|
static $updated = false;
|
|
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract($widget_args, EXTR_SKIP);
|
|
|
|
$options = get_option('widget_rss');
|
|
if ( !is_array($options) )
|
|
$options = array();
|
|
|
|
$urls = array();
|
|
foreach ( (array) $options as $option )
|
|
if ( isset($option['url']) )
|
|
$urls[$option['url']] = true;
|
|
|
|
if ( !$updated && 'POST' == $_SERVER['REQUEST_METHOD'] && !empty($_POST['sidebar']) ) {
|
|
$sidebar = (string) $_POST['sidebar'];
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets();
|
|
if ( isset($sidebars_widgets[$sidebar]) )
|
|
$this_sidebar =& $sidebars_widgets[$sidebar];
|
|
else
|
|
$this_sidebar = array();
|
|
|
|
foreach ( (array) $this_sidebar as $_widget_id ) {
|
|
if ( 'wp_widget_rss' == $wp_registered_widgets[$_widget_id]['callback'] && isset($wp_registered_widgets[$_widget_id]['params'][0]['number']) ) {
|
|
$widget_number = $wp_registered_widgets[$_widget_id]['params'][0]['number'];
|
|
if ( !in_array( "rss-$widget_number", $_POST['widget-id'] ) ) // the widget has been removed.
|
|
unset($options[$widget_number]);
|
|
}
|
|
}
|
|
|
|
foreach( (array) $_POST['widget-rss'] as $widget_number => $widget_rss ) {
|
|
if ( !isset($widget_rss['url']) && isset($options[$widget_number]) ) // user clicked cancel
|
|
continue;
|
|
$widget_rss = stripslashes_deep( $widget_rss );
|
|
$url = sanitize_url(strip_tags($widget_rss['url']));
|
|
$options[$widget_number] = wp_widget_rss_process( $widget_rss, !isset($urls[$url]) );
|
|
}
|
|
|
|
update_option('widget_rss', $options);
|
|
$updated = true;
|
|
}
|
|
|
|
if ( -1 == $number ) {
|
|
$title = '';
|
|
$url = '';
|
|
$items = 10;
|
|
$error = false;
|
|
$number = '%i%';
|
|
$show_summary = 0;
|
|
$show_author = 0;
|
|
$show_date = 0;
|
|
} else {
|
|
extract( (array) $options[$number] );
|
|
}
|
|
|
|
wp_widget_rss_form( compact( 'number', 'title', 'url', 'items', 'error', 'show_summary', 'show_author', 'show_date' ) );
|
|
}
|
|
|
|
/**
|
|
* Display RSS widget options form.
|
|
*
|
|
* The options for what fields are displayed for the RSS form are all booleans
|
|
* and are as follows: 'url', 'title', 'items', 'show_summary', 'show_author',
|
|
* 'show_date'.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param array|string $args Values for input fields.
|
|
* @param array $inputs Override default display options.
|
|
*/
|
|
function wp_widget_rss_form( $args, $inputs = null ) {
|
|
|
|
$default_inputs = array( 'url' => true, 'title' => true, 'items' => true, 'show_summary' => true, 'show_author' => true, 'show_date' => true );
|
|
$inputs = wp_parse_args( $inputs, $default_inputs );
|
|
extract( $args );
|
|
extract( $inputs, EXTR_SKIP);
|
|
|
|
$number = attribute_escape( $number );
|
|
$title = attribute_escape( $title );
|
|
$url = attribute_escape( $url );
|
|
$items = (int) $items;
|
|
if ( $items < 1 || 20 < $items )
|
|
$items = 10;
|
|
$show_summary = (int) $show_summary;
|
|
$show_author = (int) $show_author;
|
|
$show_date = (int) $show_date;
|
|
|
|
if ( $inputs['url'] ) :
|
|
?>
|
|
<p>
|
|
<label for="rss-url-<?php echo $number; ?>"><?php _e('Enter the RSS feed URL here:'); ?>
|
|
<input class="widefat" id="rss-url-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][url]" type="text" value="<?php echo $url; ?>" />
|
|
</label>
|
|
</p>
|
|
<?php endif; if ( $inputs['title'] ) : ?>
|
|
<p>
|
|
<label for="rss-title-<?php echo $number; ?>"><?php _e('Give the feed a title (optional):'); ?>
|
|
<input class="widefat" id="rss-title-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][title]" type="text" value="<?php echo $title; ?>" />
|
|
</label>
|
|
</p>
|
|
<?php endif; if ( $inputs['items'] ) : ?>
|
|
<p>
|
|
<label for="rss-items-<?php echo $number; ?>"><?php _e('How many items would you like to display?'); ?>
|
|
<select id="rss-items-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][items]">
|
|
<?php
|
|
for ( $i = 1; $i <= 20; ++$i )
|
|
echo "<option value='$i' " . ( $items == $i ? "selected='selected'" : '' ) . ">$i</option>";
|
|
?>
|
|
</select>
|
|
</label>
|
|
</p>
|
|
<?php endif; if ( $inputs['show_summary'] ) : ?>
|
|
<p>
|
|
<label for="rss-show-summary-<?php echo $number; ?>">
|
|
<input id="rss-show-summary-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][show_summary]" type="checkbox" value="1" <?php if ( $show_summary ) echo 'checked="checked"'; ?>/>
|
|
<?php _e('Display item content?'); ?>
|
|
</label>
|
|
</p>
|
|
<?php endif; if ( $inputs['show_author'] ) : ?>
|
|
<p>
|
|
<label for="rss-show-author-<?php echo $number; ?>">
|
|
<input id="rss-show-author-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][show_author]" type="checkbox" value="1" <?php if ( $show_author ) echo 'checked="checked"'; ?>/>
|
|
<?php _e('Display item author if available?'); ?>
|
|
</label>
|
|
</p>
|
|
<?php endif; if ( $inputs['show_date'] ) : ?>
|
|
<p>
|
|
<label for="rss-show-date-<?php echo $number; ?>">
|
|
<input id="rss-show-date-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][show_date]" type="checkbox" value="1" <?php if ( $show_date ) echo 'checked="checked"'; ?>/>
|
|
<?php _e('Display item date?'); ?>
|
|
</label>
|
|
</p>
|
|
<input type="hidden" name="widget-rss[<?php echo $number; ?>][submit]" value="1" />
|
|
<?php
|
|
endif;
|
|
foreach ( array_keys($default_inputs) as $input ) :
|
|
if ( 'hidden' === $inputs[$input] ) :
|
|
$id = str_replace( '_', '-', $input );
|
|
?>
|
|
<input type="hidden" id="rss-<?php echo $id; ?>-<?php echo $number; ?>" name="widget-rss[<?php echo $number; ?>][<?php echo $input; ?>]" value="<?php echo $$input; ?>" />
|
|
<?php
|
|
endif;
|
|
endforeach;
|
|
}
|
|
|
|
/**
|
|
* Process RSS feed widget data and optionally retrieve feed items.
|
|
*
|
|
* The feed widget can not have more than 20 items or it will reset back to the
|
|
* default, which is 10.
|
|
*
|
|
* The resulting array has the feed title, feed url, feed link (from channel),
|
|
* feed items, error (if any), and whether to show summary, author, and date.
|
|
* All respectively in the order of the array elements.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param array $widget_rss RSS widget feed data. Expects unescaped data.
|
|
* @param bool $check_feed Optional, default is true. Whether to check feed for errors.
|
|
* @return array
|
|
*/
|
|
function wp_widget_rss_process( $widget_rss, $check_feed = true ) {
|
|
$items = (int) $widget_rss['items'];
|
|
if ( $items < 1 || 20 < $items )
|
|
$items = 10;
|
|
$url = sanitize_url(strip_tags( $widget_rss['url'] ));
|
|
$title = trim(strip_tags( $widget_rss['title'] ));
|
|
$show_summary = (int) $widget_rss['show_summary'];
|
|
$show_author = (int) $widget_rss['show_author'];
|
|
$show_date = (int) $widget_rss['show_date'];
|
|
|
|
if ( $check_feed ) {
|
|
require_once(ABSPATH . WPINC . '/rss.php');
|
|
$rss = fetch_rss($url);
|
|
$error = false;
|
|
$link = '';
|
|
if ( !is_object($rss) ) {
|
|
$url = wp_specialchars(__('Error: could not find an RSS or ATOM feed at that URL.'), 1);
|
|
$error = sprintf(__('Error in RSS %1$d'), $widget_number );
|
|
} else {
|
|
$link = clean_url(strip_tags($rss->channel['link']));
|
|
while ( strstr($link, 'http') != $link )
|
|
$link = substr($link, 1);
|
|
}
|
|
}
|
|
|
|
return compact( 'title', 'url', 'link', 'items', 'error', 'show_summary', 'show_author', 'show_date' );
|
|
}
|
|
|
|
/**
|
|
* Register RSS widget to allow multiple RSS widgets on startup.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widget_rss_register() {
|
|
if ( !$options = get_option('widget_rss') )
|
|
$options = array();
|
|
$widget_ops = array('classname' => 'widget_rss', 'description' => __( 'Entries from any RSS or Atom feed' ));
|
|
$control_ops = array('width' => 400, 'height' => 200, 'id_base' => 'rss');
|
|
$name = __('RSS');
|
|
|
|
$id = false;
|
|
foreach ( (array) array_keys($options) as $o ) {
|
|
// Old widgets can have null values for some reason
|
|
if ( !isset($options[$o]['url']) || !isset($options[$o]['title']) || !isset($options[$o]['items']) )
|
|
continue;
|
|
$id = "rss-$o"; // Never never never translate an id
|
|
wp_register_sidebar_widget($id, $name, 'wp_widget_rss', $widget_ops, array( 'number' => $o ));
|
|
wp_register_widget_control($id, $name, 'wp_widget_rss_control', $control_ops, array( 'number' => $o ));
|
|
}
|
|
|
|
// If there are none, we register the widget's existance with a generic template
|
|
if ( !$id ) {
|
|
wp_register_sidebar_widget( 'rss-1', $name, 'wp_widget_rss', $widget_ops, array( 'number' => -1 ) );
|
|
wp_register_widget_control( 'rss-1', $name, 'wp_widget_rss_control', $control_ops, array( 'number' => -1 ) );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display tag cloud widget.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param array $args Widget arguments.
|
|
*/
|
|
function wp_widget_tag_cloud($args) {
|
|
extract($args);
|
|
$options = get_option('widget_tag_cloud');
|
|
$title = empty($options['title']) ? __('Tags') : apply_filters('widget_title', $options['title']);
|
|
|
|
echo $before_widget;
|
|
echo $before_title . $title . $after_title;
|
|
wp_tag_cloud();
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Manage WordPress Tag Cloud widget options.
|
|
*
|
|
* Displays management form for changing the tag cloud widget title.
|
|
*
|
|
* @since 2.3.0
|
|
*/
|
|
function wp_widget_tag_cloud_control() {
|
|
$options = $newoptions = get_option('widget_tag_cloud');
|
|
|
|
if ( isset($_POST['tag-cloud-submit']) ) {
|
|
$newoptions['title'] = strip_tags(stripslashes($_POST['tag-cloud-title']));
|
|
}
|
|
|
|
if ( $options != $newoptions ) {
|
|
$options = $newoptions;
|
|
update_option('widget_tag_cloud', $options);
|
|
}
|
|
|
|
$title = attribute_escape( $options['title'] );
|
|
?>
|
|
<p><label for="tag-cloud-title">
|
|
<?php _e('Title:') ?> <input type="text" class="widefat" id="tag-cloud-title" name="tag-cloud-title" value="<?php echo $title ?>" /></label>
|
|
</p>
|
|
<input type="hidden" name="tag-cloud-submit" id="tag-cloud-submit" value="1" />
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Register all of the default WordPress widgets on startup.
|
|
*
|
|
* Calls 'widgets_init' action after all of the WordPress widgets have been
|
|
* registered.
|
|
*
|
|
* @since 2.2.0
|
|
*/
|
|
function wp_widgets_init() {
|
|
if ( !is_blog_installed() )
|
|
return;
|
|
|
|
$widget_ops = array('classname' => 'widget_pages', 'description' => __( "Your blog's WordPress Pages") );
|
|
wp_register_sidebar_widget('pages', __('Pages'), 'wp_widget_pages', $widget_ops);
|
|
wp_register_widget_control('pages', __('Pages'), 'wp_widget_pages_control' );
|
|
|
|
$widget_ops = array('classname' => 'widget_calendar', 'description' => __( "A calendar of your blog's posts") );
|
|
wp_register_sidebar_widget('calendar', __('Calendar'), 'wp_widget_calendar', $widget_ops);
|
|
wp_register_widget_control('calendar', __('Calendar'), 'wp_widget_calendar_control' );
|
|
|
|
$widget_ops = array('classname' => 'widget_archive', 'description' => __( "A monthly archive of your blog's posts") );
|
|
wp_register_sidebar_widget('archives', __('Archives'), 'wp_widget_archives', $widget_ops);
|
|
wp_register_widget_control('archives', __('Archives'), 'wp_widget_archives_control' );
|
|
|
|
$widget_ops = array('classname' => 'widget_links', 'description' => __( "Your blogroll") );
|
|
wp_register_sidebar_widget('links', __('Links'), 'wp_widget_links', $widget_ops);
|
|
|
|
$widget_ops = array('classname' => 'widget_meta', 'description' => __( "Log in/out, admin, feed and WordPress links") );
|
|
wp_register_sidebar_widget('meta', __('Meta'), 'wp_widget_meta', $widget_ops);
|
|
wp_register_widget_control('meta', __('Meta'), 'wp_widget_meta_control' );
|
|
|
|
$widget_ops = array('classname' => 'widget_search', 'description' => __( "A search form for your blog") );
|
|
wp_register_sidebar_widget('search', __('Search'), 'wp_widget_search', $widget_ops);
|
|
|
|
$widget_ops = array('classname' => 'widget_recent_entries', 'description' => __( "The most recent posts on your blog") );
|
|
wp_register_sidebar_widget('recent-posts', __('Recent Posts'), 'wp_widget_recent_entries', $widget_ops);
|
|
wp_register_widget_control('recent-posts', __('Recent Posts'), 'wp_widget_recent_entries_control' );
|
|
|
|
$widget_ops = array('classname' => 'widget_tag_cloud', 'description' => __( "Your most used tags in cloud format") );
|
|
wp_register_sidebar_widget('tag_cloud', __('Tag Cloud'), 'wp_widget_tag_cloud', $widget_ops);
|
|
wp_register_widget_control('tag_cloud', __('Tag Cloud'), 'wp_widget_tag_cloud_control' );
|
|
|
|
wp_widget_categories_register();
|
|
wp_widget_text_register();
|
|
wp_widget_rss_register();
|
|
wp_widget_recent_comments_register();
|
|
|
|
do_action('widgets_init');
|
|
}
|
|
|
|
add_action('init', 'wp_widgets_init', 1);
|
|
|
|
/*
|
|
* Pattern for multi-widget (allows multiple instances such as the text widget).
|
|
*
|
|
* Make sure to close the comments after copying.
|
|
|
|
/**
|
|
* Displays widget.
|
|
*
|
|
* Supports multiple widgets.
|
|
*
|
|
* @param array $args Widget arguments.
|
|
* @param array|int $widget_args Widget number. Which of the several widgets of this type do we mean.
|
|
* /
|
|
function widget_many( $args, $widget_args = 1 ) {
|
|
extract( $args, EXTR_SKIP );
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract( $widget_args, EXTR_SKIP );
|
|
|
|
// Data should be stored as array: array( number => data for that instance of the widget, ... )
|
|
$options = get_option('widget_many');
|
|
if ( !isset($options[$number]) )
|
|
return;
|
|
|
|
echo $before_widget;
|
|
|
|
// Do stuff for this widget, drawing data from $options[$number]
|
|
|
|
echo $after_widget;
|
|
}
|
|
|
|
/**
|
|
* Displays form for a particular instance of the widget.
|
|
*
|
|
* Also updates the data after a POST submit.
|
|
*
|
|
* @param array|int $widget_args Widget number. Which of the several widgets of this type do we mean.
|
|
* /
|
|
function widget_many_control( $widget_args = 1 ) {
|
|
global $wp_registered_widgets;
|
|
static $updated = false; // Whether or not we have already updated the data after a POST submit
|
|
|
|
if ( is_numeric($widget_args) )
|
|
$widget_args = array( 'number' => $widget_args );
|
|
$widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) );
|
|
extract( $widget_args, EXTR_SKIP );
|
|
|
|
// Data should be stored as array: array( number => data for that instance of the widget, ... )
|
|
$options = get_option('widget_many');
|
|
if ( !is_array($options) )
|
|
$options = array();
|
|
|
|
// We need to update the data
|
|
if ( !$updated && !empty($_POST['sidebar']) ) {
|
|
// Tells us what sidebar to put the data in
|
|
$sidebar = (string) $_POST['sidebar'];
|
|
|
|
$sidebars_widgets = wp_get_sidebars_widgets();
|
|
if ( isset($sidebars_widgets[$sidebar]) )
|
|
$this_sidebar =& $sidebars_widgets[$sidebar];
|
|
else
|
|
$this_sidebar = array();
|
|
|
|
foreach ( $this_sidebar as $_widget_id ) {
|
|
// Remove all widgets of this type from the sidebar. We'll add the new data in a second. This makes sure we don't get any duplicate data
|
|
// since widget ids aren't necessarily persistent across multiple updates
|
|
if ( 'widget_many' == $wp_registered_widgets[$_widget_id]['callback'] && isset($wp_registered_widgets[$_widget_id]['params'][0]['number']) ) {
|
|
$widget_number = $wp_registered_widgets[$_widget_id]['params'][0]['number'];
|
|
if ( !in_array( "many-$widget_number", $_POST['widget-id'] ) ) // the widget has been removed. "many-$widget_number" is "{id_base}-{widget_number}
|
|
unset($options[$widget_number]);
|
|
}
|
|
}
|
|
|
|
foreach ( (array) $_POST['widget-many'] as $widget_number => $widget_many_instance ) {
|
|
// compile data from $widget_many_instance
|
|
if ( !isset($widget_many_instance['something']) && isset($options[$widget_number]) ) // user clicked cancel
|
|
continue;
|
|
$something = wp_specialchars( $widget_many_instance['something'] );
|
|
$options[$widget_number] = array( 'something' => $something ); // Even simple widgets should store stuff in array, rather than in scalar
|
|
}
|
|
|
|
update_option('widget_many', $options);
|
|
|
|
$updated = true; // So that we don't go through this more than once
|
|
}
|
|
|
|
|
|
// Here we echo out the form
|
|
if ( -1 == $number ) { // We echo out a template for a form which can be converted to a specific form later via JS
|
|
$something = '';
|
|
$number = '%i%';
|
|
} else {
|
|
$something = attribute_escape($options[$number]['something']);
|
|
}
|
|
|
|
// The form has inputs with names like widget-many[$number][something] so that all data for that instance of
|
|
// the widget are stored in one $_POST variable: $_POST['widget-many'][$number]
|
|
?>
|
|
<p>
|
|
<input class="widefat" id="widget-many-something-<?php echo $number; ?>" name="widget-many[<?php echo $number; ?>][something]" type="text" value="<?php echo $data; ?>" />
|
|
<input type="hidden" id="widget-many-submit-<?php echo $number; ?>" name="widget-many[<?php echo $number; ?>][submit]" value="1" />
|
|
</p>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Registers each instance of our widget on startup.
|
|
* /
|
|
function widget_many_register() {
|
|
if ( !$options = get_option('widget_many') )
|
|
$options = array();
|
|
|
|
$widget_ops = array('classname' => 'widget_many', 'description' => __('Widget which allows multiple instances'));
|
|
$control_ops = array('width' => 400, 'height' => 350, 'id_base' => 'many');
|
|
$name = __('Many');
|
|
|
|
$registered = false;
|
|
foreach ( array_keys($options) as $o ) {
|
|
// Old widgets can have null values for some reason
|
|
if ( !isset($options[$o]['something']) ) // we used 'something' above in our exampple. Replace with with whatever your real data are.
|
|
continue;
|
|
|
|
// $id should look like {$id_base}-{$o}
|
|
$id = "many-$o"; // Never never never translate an id
|
|
$registered = true;
|
|
wp_register_sidebar_widget( $id, $name, 'widget_many', $widget_ops, array( 'number' => $o ) );
|
|
wp_register_widget_control( $id, $name, 'widget_many_control', $control_ops, array( 'number' => $o ) );
|
|
}
|
|
|
|
// If there are none, we register the widget's existance with a generic template
|
|
if ( !$registered ) {
|
|
wp_register_sidebar_widget( 'many-1', $name, 'widget_many', $widget_ops, array( 'number' => -1 ) );
|
|
wp_register_widget_control( 'many-1', $name, 'widget_many_control', $control_ops, array( 'number' => -1 ) );
|
|
}
|
|
}
|
|
|
|
// This is important
|
|
add_action( 'widgets_init', 'widget_many_register' )
|
|
|
|
*/
|
|
|
|
?>
|