+/**
+ * Display the post content for the feed.
+ *
+ * For encoding the html or the $encode_html parameter, there are three possible
+ * values. '0' will make urls footnotes and use make_url_footnote(). '1' will
+ * encode special characters and automatically display all of the content. The
+ * value of '2' will strip all HTML tags from the content.
+ *
+ * Also note that you cannot set the amount of words and not set the html
+ * encoding. If that is the case, then the html encoding will default to 2,
+ * which will strip all HTML tags.
+ *
+ * To restrict the amount of words of the content, you can use the cut
+ * parameter. If the content is less than the amount, then there won't be any
+ * dots added to the end. If there is content left over, then dots will be added
+ * and the rest of the content will be removed.
+ *
+ * @package WordPress
+ * @subpackage Feed
+ * @since 0.71
+ * @uses apply_filters() Calls 'the_content_rss' on the content before processing.
+ *
+ * @deprecated 2.9.0
+ * @deprecated Use the_content_feed()
+ * @see the_content_feed()
+ *
+ * @param string $more_link_text Optional. Text to display when more content is available but not displayed.
+ * @param int|bool $stripteaser Optional. Default is 0.
+ * @param string $more_file Optional.
+ * @param int $cut Optional. Amount of words to keep for the content.
+ * @param int $encode_html Optional. How to encode the content.
+ */
+function the_content_rss($more_link_text='(more...)', $stripteaser=0, $more_file='', $cut = 0, $encode_html = 0) {
+ _deprecated_function( __FUNCTION__, '2.9', 'the_content_feed' );
+ $content = get_the_content($more_link_text, $stripteaser);
+ $content = apply_filters('the_content_rss', $content);
+ if ( $cut && !$encode_html )
+ $encode_html = 2;
+ if ( 1== $encode_html ) {
+ $content = esc_html($content);
+ $cut = 0;
+ } elseif ( 0 == $encode_html ) {
+ $content = make_url_footnote($content);
+ } elseif ( 2 == $encode_html ) {
+ $content = strip_tags($content);
+ }
+ if ( $cut ) {
+ $blah = explode(' ', $content);
+ if ( count($blah) > $cut ) {
+ $k = $cut;
+ $use_dotdotdot = 1;
+ } else {
+ $k = count($blah);
+ $use_dotdotdot = 0;
+ }
+
+ /** @todo Check performance, might be faster to use array slice instead. */
+ for ( $i=0; $i<$k; $i++ )
+ $excerpt .= $blah[$i].' ';
+ $excerpt .= ($use_dotdotdot) ? '...' : '';
+ $content = $excerpt;
+ }
+ $content = str_replace(']]>', ']]>', $content);
+ echo $content;
+}
+
+/**
+ * Strip HTML and put links at the bottom of stripped content.
+ *
+ * Searches for all of the links, strips them out of the content, and places
+ * them at the bottom of the content with numbers.
+ *
+ * @since 0.71
+ * @deprecated 2.9.0
+ *
+ * @param string $content Content to get links
+ * @return string HTML stripped out of content with links at the bottom.
+ */
+function make_url_footnote( $content ) {
+ _deprecated_function( __FUNCTION__, '2.9', '' );
+ preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );
+ $links_summary = "\n";
+ for ( $i=0; $i<count($matches[0]); $i++ ) {
+ $link_match = $matches[0][$i];
+ $link_number = '['.($i+1).']';
+ $link_url = $matches[2][$i];
+ $link_text = $matches[4][$i];
+ $content = str_replace( $link_match, $link_text . ' ' . $link_number, $content );
+ $link_url = ( ( strtolower( substr( $link_url, 0, 7 ) ) != 'http://' ) && ( strtolower( substr( $link_url, 0, 8 ) ) != 'https://' ) ) ? get_option( 'home' ) . $link_url : $link_url;
+ $links_summary .= "\n" . $link_number . ' ' . $link_url;
+ }
+ $content = strip_tags( $content );
+ $content .= $links_summary;
+ return $content;
+}
+
+/**
+ * Retrieve translated string with vertical bar context
+ *
+ * Quite a few times, there will be collisions with similar translatable text
+ * found in more than two places but with different translated context.
+ *
+ * In order to use the separate contexts, the _c() function is used and the
+ * translatable string uses a pipe ('|') which has the context the string is in.
+ *
+ * When the translated string is returned, it is everything before the pipe, not
+ * including the pipe character. If there is no pipe in the translated text then
+ * everything is returned.
+ *
+ * @since 2.2.0
+ * @deprecated 2.9.0
+ * @deprecated Use _x()
+ * @see _x()
+ *
+ * @param string $text Text to translate
+ * @param string $domain Optional. Domain to retrieve the translated text
+ * @return string Translated context string without pipe
+ */
+function _c( $text, $domain = 'default' ) {
+ _deprecated_function( __FUNCTION__, '2.9', '_x()' );
+ return before_last_bar( translate( $text, $domain ) );
+}
+
+/**
+ * Translates $text like translate(), but assumes that the text
+ * contains a context after its last vertical bar.
+ *
+ * @since 2.5
+ * @uses translate()
+ * @deprecated 3.0.0
+ * @deprecated Use _x()
+ * @see _x()
+ *
+ * @param string $text Text to translate
+ * @param string $domain Domain to retrieve the translated text
+ * @return string Translated text
+ */
+function translate_with_context( $text, $domain = 'default' ) {
+ _deprecated_function( __FUNCTION__, '2.9', '_x()' );
+ return before_last_bar( translate( $text, $domain ) );
+}
+
+/**
+ * A version of _n(), which supports contexts.
+ * Strips everything from the translation after the last bar.
+ *
+ * @since 2.7.0
+ * @deprecated 3.0.0
+ * @deprecated Use _nx()
+ * @see _nx()
+ * @see _n() For parameters.
+ * @see _c() For parameters. _c() is deprecated.
+ *
+ */
+function _nc( $single, $plural, $number, $domain = 'default' ) {
+ _deprecated_function( __FUNCTION__, '2.9', '_nx()' );
+ return before_last_bar( _n( $single, $plural, $number, $domain ) );
+}
+
+/**
+ * Retrieve the plural or single form based on the amount.
+ *
+ * @since 1.2.0
+ * @deprecated 2.8.0
+ * @deprecated Use _n()
+ * @see _n()
+ */
+function __ngettext() {
+ _deprecated_function( __FUNCTION__, '2.8', '_n()' );
+ $args = func_get_args();
+ return call_user_func_array('_n', $args);
+}
+
+/**
+ * Register plural strings in POT file, but don't translate them.
+ *
+ * @since 2.5
+ * @deprecated 2.8.0
+ * @deprecated Use _n_noop()
+ * @see _n_noop()
+ */
+function __ngettext_noop() {
+ _deprecated_function( __FUNCTION__, '2.8', '_n_noop()' );
+ $args = func_get_args();
+ return call_user_func_array('_n_noop', $args);
+
+}
+
+/**
+ * Retrieve all autoload options, or all options if no autoloaded ones exist.
+ *
+ * @since 1.0.0
+ * @deprecated 3.0.0
+ * @deprecated Use wp_load_alloptions())
+ * @see wp_load_alloptions()
+ *
+ * @return array List of all options.
+ */
+function get_alloptions() {
+ _deprecated_function( __FUNCTION__, '3.0', 'wp_load_alloptions()' );
+ return wp_load_alloptions();
+}
+
+/**
+ * Retrieve HTML content of attachment image with link.
+ *
+ * @since 2.0.0
+ * @deprecated 2.5.0
+ * @deprecated Use wp_get_attachment_link()
+ * @see wp_get_attachment_link()
+ *
+ * @param int $id Optional. Post ID.
+ * @param bool $fullsize Optional, default is false. Whether to use full size image.
+ * @param array $max_dims Optional. Max image dimensions.
+ * @param bool $permalink Optional, default is false. Whether to include permalink to image.
+ * @return string
+ */
+function get_the_attachment_link($id = 0, $fullsize = false, $max_dims = false, $permalink = false) {
+ _deprecated_function( __FUNCTION__, '2.5', 'wp_get_attachment_link()' );
+ $id = (int) $id;
+ $_post = get_post($id);
+
+ if ( ('attachment' != $_post->post_type) || !$url = wp_get_attachment_url($_post->ID) )
+ return __('Missing Attachment');
+
+ if ( $permalink )
+ $url = get_attachment_link($_post->ID);
+
+ $post_title = esc_attr($_post->post_title);
+
+ $innerHTML = get_attachment_innerHTML($_post->ID, $fullsize, $max_dims);
+ return "<a href='$url' title='$post_title'>$innerHTML</a>";
+}
+
+/**
+ * Retrieve icon URL and Path.
+ *
+ * @since 2.1.0
+ * @deprecated 2.5.0
+ * @deprecated Use wp_get_attachment_image_src()
+ * @see wp_get_attachment_image_src()
+ *
+ * @param int $id Optional. Post ID.
+ * @param bool $fullsize Optional, default to false. Whether to have full image.
+ * @return array Icon URL and full path to file, respectively.
+ */
+function get_attachment_icon_src( $id = 0, $fullsize = false ) {
+ _deprecated_function( __FUNCTION__, '2.5', 'wp_get_attachment_image_src()' );
+ $id = (int) $id;
+ if ( !$post = get_post($id) )
+ return false;
+
+ $file = get_attached_file( $post->ID );
+
+ if ( !$fullsize && $src = wp_get_attachment_thumb_url( $post->ID ) ) {
+ // We have a thumbnail desired, specified and existing
+
+ $src_file = basename($src);
+ $class = 'attachmentthumb';
+ } elseif ( wp_attachment_is_image( $post->ID ) ) {
+ // We have an image without a thumbnail
+
+ $src = wp_get_attachment_url( $post->ID );
+ $src_file = & $file;
+ $class = 'attachmentimage';
+ } elseif ( $src = wp_mime_type_icon( $post->ID ) ) {
+ // No thumb, no image. We'll look for a mime-related icon instead.
+
+ $icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' );
+ $src_file = $icon_dir . '/' . basename($src);
+ }
+
+ if ( !isset($src) || !$src )
+ return false;
+
+ return array($src, $src_file);
+}
+
+/**
+ * Retrieve HTML content of icon attachment image element.
+ *
+ * @since 2.0.0
+ * @deprecated 2.5.0
+ * @deprecated Use wp_get_attachment_image()
+ * @see wp_get_attachment_image()
+ *
+ * @param int $id Optional. Post ID.
+ * @param bool $fullsize Optional, default to false. Whether to have full size image.
+ * @param array $max_dims Optional. Dimensions of image.
+ * @return string HTML content.
+ */
+function get_attachment_icon( $id = 0, $fullsize = false, $max_dims = false ) {
+ _deprecated_function( __FUNCTION__, '2.5', 'wp_get_attachment_image()' );
+ $id = (int) $id;
+ if ( !$post = get_post($id) )
+ return false;
+
+ if ( !$src = get_attachment_icon_src( $post->ID, $fullsize ) )
+ return false;
+
+ list($src, $src_file) = $src;
+
+ // Do we need to constrain the image?
+ if ( ($max_dims = apply_filters('attachment_max_dims', $max_dims)) && file_exists($src_file) ) {
+
+ $imagesize = getimagesize($src_file);
+
+ if (($imagesize[0] > $max_dims[0]) || $imagesize[1] > $max_dims[1] ) {
+ $actual_aspect = $imagesize[0] / $imagesize[1];
+ $desired_aspect = $max_dims[0] / $max_dims[1];
+
+ if ( $actual_aspect >= $desired_aspect ) {
+ $height = $actual_aspect * $max_dims[0];
+ $constraint = "width='{$max_dims[0]}' ";
+ $post->iconsize = array($max_dims[0], $height);
+ } else {
+ $width = $max_dims[1] / $actual_aspect;
+ $constraint = "height='{$max_dims[1]}' ";
+ $post->iconsize = array($width, $max_dims[1]);
+ }
+ } else {
+ $post->iconsize = array($imagesize[0], $imagesize[1]);
+ $constraint = '';
+ }
+ } else {
+ $constraint = '';
+ }
+
+ $post_title = esc_attr($post->post_title);
+
+ $icon = "<img src='$src' title='$post_title' alt='$post_title' $constraint/>";
+
+ return apply_filters( 'attachment_icon', $icon, $post->ID );
+}
+
+/**
+ * Retrieve HTML content of image element.
+ *
+ * @since 2.0.0
+ * @deprecated 2.5.0
+ * @deprecated Use wp_get_attachment_image()
+ * @see wp_get_attachment_image()
+ *
+ * @param int $id Optional. Post ID.
+ * @param bool $fullsize Optional, default to false. Whether to have full size image.
+ * @param array $max_dims Optional. Dimensions of image.
+ * @return string
+ */
+function get_attachment_innerHTML($id = 0, $fullsize = false, $max_dims = false) {
+ _deprecated_function( __FUNCTION__, '2.5', 'wp_get_attachment_image()' );
+ $id = (int) $id;
+ if ( !$post = get_post($id) )
+ return false;
+
+ if ( $innerHTML = get_attachment_icon($post->ID, $fullsize, $max_dims))
+ return $innerHTML;
+
+ $innerHTML = esc_attr($post->post_title);
+
+ return apply_filters('attachment_innerHTML', $innerHTML, $post->ID);
+}
+
+/**
+ * Retrieve bookmark data based on ID.
+ *
+ * @since 2.0.0
+ * @deprecated 2.1.0
+ * @deprecated Use get_bookmark()
+ * @see get_bookmark()
+ *
+ * @param int $bookmark_id ID of link
+ * @param string $output OBJECT, ARRAY_N, or ARRAY_A
+ * @return object|array
+ */
+function get_link($bookmark_id, $output = OBJECT, $filter = 'raw') {
+ _deprecated_function( __FUNCTION__, '2.1', 'get_bookmark()' );
+ return get_bookmark($bookmark_id, $output, $filter);
+}
+
+/**
+ * Performs esc_url() for database or redirect usage.
+ *
+ * @since 2.3.1
+ * @deprecated 2.8.0
+ * @deprecated Use esc_url_raw()
+ * @see esc_url_raw()
+ *
+ * @param string $url The URL to be cleaned.
+ * @param array $protocols An array of acceptable protocols.
+ * @return string The cleaned URL.
+ */
+function sanitize_url( $url, $protocols = null ) {
+ _deprecated_function( __FUNCTION__, '2.8', 'esc_url_raw()' );
+ return esc_url_raw( $url, $protocols );
+}
+
+/**
+ * Checks and cleans a URL.
+ *
+ * A number of characters are removed from the URL. If the URL is for displaying
+ * (the default behaviour) ampersands are also replaced. The 'clean_url' filter
+ * is applied to the returned cleaned URL.
+ *
+ * @since 1.2.0
+ * @deprecated 3.0.0
+ * @deprecated Use esc_url()
+ * @see Alias for esc_url()
+ *
+ * @param string $url The URL to be cleaned.
+ * @param array $protocols Optional. An array of acceptable protocols.
+ * @param string $context Optional. How the URL will be used. Default is 'display'.
+ * @return string The cleaned $url after the 'clean_url' filter is applied.
+ */
+function clean_url( $url, $protocols = null, $context = 'display' ) {
+ if ( $context == 'db' )
+ _deprecated_function( 'clean_url( $context = \'db\' )', '3.0', 'esc_url_raw()' );
+ else
+ _deprecated_function( __FUNCTION__, '3.0', 'esc_url()' );
+ return esc_url( $url, $protocols, $context );
+}
+
+/**
+ * Escape single quotes, specialchar double quotes, and fix line endings.
+ *
+ * The filter 'js_escape' is also applied by esc_js()
+ *
+ * @since 2.0.4
+ * @deprecated 2.8.0
+ * @deprecated Use esc_js()
+ * @see esc_js()
+ *
+ * @param string $text The text to be escaped.
+ * @return string Escaped text.
+ */
+function js_escape( $text ) {
+ _deprecated_function( __FUNCTION__, '2.8', 'esc_js()' );
+ return esc_js( $text );
+}
+
+/**
+ * Escaping for HTML blocks.
+ *
+ * @deprecated 2.8.0
+ * @deprecated Use esc_html()
+ * @see esc_html()
+ */
+function wp_specialchars( $string, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) {
+ _deprecated_function( __FUNCTION__, '2.8', 'esc_html()' );
+ if ( func_num_args() > 1 ) { // Maintain backwards compat for people passing additional args
+ $args = func_get_args();
+ return call_user_func_array( '_wp_specialchars', $args );
+ } else {
+ return esc_html( $string );
+ }
+}
+
+/**
+ * Escaping for HTML attributes.
+ *
+ * @since 2.0.6
+ * @deprecated 2.8.0
+ * @deprecated Use esc_attr()
+ * @see esc_attr()
+ *
+ * @param string $text
+ * @return string
+ */
+function attribute_escape( $text ) {
+ _deprecated_function( __FUNCTION__, '2.8', 'esc_attr()' );
+ return esc_attr( $text );
+}
+
+/**
+ * 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
+ * @deprecated 2.8.0
+ * @deprecated Use wp_register_sidebar_widget()
+ * @see wp_register_sidebar_widget()
+ *
+ * @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, $classname = '') {
+ _deprecated_function( __FUNCTION__, '2.8', 'wp_register_sidebar_widget()' );
+ // Compat
+ if ( is_array($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);
+}
+
+/**
+ * Alias of {@link wp_unregister_sidebar_widget()}.
+ *
+ * @since 2.2.0
+ * @deprecated 2.8.0
+ * @deprecated Use wp_unregister_sidebar_widget()
+ * @see wp_unregister_sidebar_widget()
+ *
+ * @param int|string $id Widget ID.
+ */
+function unregister_sidebar_widget($id) {
+ _deprecated_function( __FUNCTION__, '2.8', 'wp_unregister_sidebar_widget()' );
+ return wp_unregister_sidebar_widget($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
+ * @deprecated 2.8.0
+ * @deprecated Use wp_register_widget_control()
+ * @see wp_register_widget_control()
+ *
+ * @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 = '', $height = '') {
+ _deprecated_function( __FUNCTION__, '2.8', 'wp_register_widget_control()' );
+ // Compat
+ if ( is_array($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);
+}
+
+/**
+ * Alias of {@link wp_unregister_widget_control()}.
+ *
+ * @since 2.2.0
+ * @deprecated 2.8.0
+ * @deprecated Use wp_unregister_widget_control()
+ * @see wp_unregister_widget_control()
+ *
+ * @param int|string $id Widget ID.
+ */
+function unregister_widget_control($id) {
+ _deprecated_function( __FUNCTION__, '2.8', 'wp_unregister_widget_control()' );
+ return wp_unregister_widget_control($id);
+}
+
+/**
+ * Remove user meta data.
+ *
+ * @since 2.0.0
+ * @deprecated 3.0.0
+ * @deprecated Use delete_user_meta()
+ * @see delete_user_meta()
+ *
+ * @param int $user_id User ID.
+ * @param string $meta_key Metadata key.
+ * @param mixed $meta_value Metadata value.
+ * @return bool True deletion completed and false if user_id is not a number.
+ */
+function delete_usermeta( $user_id, $meta_key, $meta_value = '' ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'delete_user_meta()' );
+ global $wpdb;
+ if ( !is_numeric( $user_id ) )
+ return false;
+ $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
+
+ if ( is_array($meta_value) || is_object($meta_value) )
+ $meta_value = serialize($meta_value);
+ $meta_value = trim( $meta_value );
+
+ $cur = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
+
+ if ( $cur && $cur->umeta_id )
+ do_action( 'delete_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
+
+ if ( ! empty($meta_value) )
+ $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s AND meta_value = %s", $user_id, $meta_key, $meta_value) );
+ else
+ $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
+
+ clean_user_cache( $user_id );
+ wp_cache_delete( $user_id, 'user_meta' );
+
+ if ( $cur && $cur->umeta_id )
+ do_action( 'deleted_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
+
+ return true;
+}
+
+/**
+ * Retrieve user metadata.
+ *
+ * If $user_id is not a number, then the function will fail over with a 'false'
+ * boolean return value. Other returned values depend on whether there is only
+ * one item to be returned, which be that single item type. If there is more
+ * than one metadata value, then it will be list of metadata values.
+ *
+ * @since 2.0.0
+ * @deprecated 3.0.0
+ * @deprecated Use get_user_meta()
+ * @see get_user_meta()
+ *
+ * @param int $user_id User ID
+ * @param string $meta_key Optional. Metadata key.
+ * @return mixed
+ */
+function get_usermeta( $user_id, $meta_key = '' ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'get_user_meta()' );
+ global $wpdb;
+ $user_id = (int) $user_id;
+
+ if ( !$user_id )
+ return false;
+
+ if ( !empty($meta_key) ) {
+ $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
+ $user = wp_cache_get($user_id, 'users');
+ // Check the cached user object
+ if ( false !== $user && isset($user->$meta_key) )
+ $metas = array($user->$meta_key);
+ else
+ $metas = $wpdb->get_col( $wpdb->prepare("SELECT meta_value FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
+ } else {
+ $metas = $wpdb->get_col( $wpdb->prepare("SELECT meta_value FROM $wpdb->usermeta WHERE user_id = %d", $user_id) );
+ }
+
+ if ( empty($metas) ) {
+ if ( empty($meta_key) )
+ return array();
+ else
+ return '';
+ }
+
+ $metas = array_map('maybe_unserialize', $metas);
+
+ if ( count($metas) == 1 )
+ return $metas[0];
+ else
+ return $metas;
+}
+
+/**
+ * Update metadata of user.
+ *
+ * There is no need to serialize values, they will be serialized if it is
+ * needed. The metadata key can only be a string with underscores. All else will
+ * be removed.
+ *
+ * Will remove the metadata, if the meta value is empty.
+ *
+ * @since 2.0.0
+ * @deprecated 3.0.0
+ * @deprecated Use update_user_meta()
+ * @see update_user_meta()
+ *
+ * @param int $user_id User ID
+ * @param string $meta_key Metadata key.
+ * @param mixed $meta_value Metadata value.
+ * @return bool True on successful update, false on failure.
+ */
+function update_usermeta( $user_id, $meta_key, $meta_value ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'update_user_meta()' );
+ global $wpdb;
+ if ( !is_numeric( $user_id ) )
+ return false;
+ $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
+
+ /** @todo Might need fix because usermeta data is assumed to be already escaped */
+ if ( is_string($meta_value) )
+ $meta_value = stripslashes($meta_value);
+ $meta_value = maybe_serialize($meta_value);
+
+ if (empty($meta_value)) {
+ return delete_usermeta($user_id, $meta_key);
+ }
+
+ $cur = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
+
+ if ( $cur )
+ do_action( 'update_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
+
+ if ( !$cur )
+ $wpdb->insert($wpdb->usermeta, compact('user_id', 'meta_key', 'meta_value') );
+ else if ( $cur->meta_value != $meta_value )
+ $wpdb->update($wpdb->usermeta, compact('meta_value'), compact('user_id', 'meta_key') );
+ else
+ return false;
+
+ clean_user_cache( $user_id );
+ wp_cache_delete( $user_id, 'user_meta' );
+
+ if ( !$cur )
+ do_action( 'added_usermeta', $wpdb->insert_id, $user_id, $meta_key, $meta_value );
+ else
+ do_action( 'updated_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
+
+ return true;
+}
+
+/**
+ * Get users for the blog.
+ *
+ * For setups that use the multi-blog feature. Can be used outside of the
+ * multi-blog feature.
+ *
+ * @since 2.2.0
+ * @deprecated 3.1.0
+ * @uses $wpdb WordPress database object for queries
+ * @uses $blog_id The Blog id of the blog for those that use more than one blog
+ *
+ * @param int $id Blog ID.
+ * @return array List of users that are part of that Blog ID
+ */
+function get_users_of_blog( $id = '' ) {
+ _deprecated_function( __FUNCTION__, '3.1', 'get_users()' );
+
+ global $wpdb, $blog_id;
+ if ( empty($id) )
+ $id = (int) $blog_id;
+ $blog_prefix = $wpdb->get_blog_prefix($id);
+ $users = $wpdb->get_results( "SELECT user_id, user_id AS ID, user_login, display_name, user_email, meta_value FROM $wpdb->users, $wpdb->usermeta WHERE {$wpdb->users}.ID = {$wpdb->usermeta}.user_id AND meta_key = '{$blog_prefix}capabilities' ORDER BY {$wpdb->usermeta}.user_id" );
+ return $users;
+}
+
+/**
+ * Enable/disable automatic general feed link outputting.
+ *
+ * @since 2.8.0
+ * @deprecated 3.0.0
+ * @deprecated Use add_theme_support( 'automatic-feed-links' )
+ *
+ * @param boolean $add Optional, default is true. Add or remove links. Defaults to true.
+ */
+function automatic_feed_links( $add = true ) {
+ _deprecated_function( __FUNCTION__, '3.0', "add_theme_support( 'automatic-feed-links' )" );
+
+ if ( $add )
+ add_theme_support( 'automatic-feed-links' );
+ else
+ remove_action( 'wp_head', 'feed_links_extra', 3 ); // Just do this yourself in 3.0+
+}
+
+/**
+ * Retrieve user data based on field.
+ *
+ * @since 1.5.0
+ * @deprecated 3.0.0
+ * @deprecated Use get_the_author_meta()
+ * @see get_the_author_meta()
+ */
+function get_profile( $field, $user = false ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'get_the_author_meta()' );
+ if ( $user ) {
+ $user = get_user_by( 'login', $user );
+ $user = $user->ID;
+ }
+ return get_the_author_meta( $field, $user );
+}
+
+/**
+ * Number of posts user has written.
+ *
+ * @since 0.71
+ * @deprecated 3.0.0
+ * @deprecated Use count_user_posts()
+ * @see count_user_posts()
+ */
+function get_usernumposts( $userid ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'count_user_posts()' );
+ return count_user_posts( $userid );
+}
+
+/**
+ * Callback used to change %uXXXX to &#YYY; syntax
+ *
+ * @since 2.8.0
+ * @access private
+ * @deprecated 3.0.0
+ *
+ * @param array $matches Single Match
+ * @return string An HTML entity
+ */
+function funky_javascript_callback($matches) {
+ return "&#".base_convert($matches[1],16,10).";";
+}
+
+/**
+ * Fixes javascript bugs in browsers.
+ *
+ * Converts unicode characters to HTML numbered entities.
+ *
+ * @since 1.5.0
+ * @uses $is_macIE
+ * @uses $is_winIE
+ * @deprecated 3.0.0
+ *
+ * @param string $text Text to be made safe.
+ * @return string Fixed text.
+ */
+function funky_javascript_fix($text) {
+ _deprecated_function( __FUNCTION__, '3.0' );
+ // Fixes for browsers' javascript bugs
+ global $is_macIE, $is_winIE;
+
+ if ( $is_winIE || $is_macIE )
+ $text = preg_replace_callback("/\%u([0-9A-F]{4,4})/",
+ "funky_javascript_callback",
+ $text);
+
+ return $text;
+}
+
+/**
+ * Checks that the taxonomy name exists.
+ *
+ * @since 2.3.0
+ * @deprecated 3.0.0
+ * @deprecated Use taxonomy_exists()
+ * @see taxonomy_exists()
+ *
+ * @param string $taxonomy Name of taxonomy object
+ * @return bool Whether the taxonomy exists.
+ */
+function is_taxonomy( $taxonomy ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'taxonomy_exists()' );
+ return taxonomy_exists( $taxonomy );
+}
+
+/**
+ * Check if Term exists.
+ *
+ * @since 2.3.0
+ * @deprecated 3.0.0
+ * @deprecated Use term_exists()
+ * @see term_exists()
+ *
+ * @param int|string $term The term to check
+ * @param string $taxonomy The taxonomy name to use
+ * @param int $parent ID of parent term under which to confine the exists search.
+ * @return mixed Get the term id or Term Object, if exists.
+ */
+function is_term( $term, $taxonomy = '', $parent = 0 ) {
+ _deprecated_function( __FUNCTION__, '3.0', 'term_exists()' );
+ return term_exists( $term, $taxonomy, $parent );
+}
+
+/**
+ * Is the current admin page generated by a plugin?
+ *
+ * @since 1.5.0
+ * @deprecated 3.1.0
+ * @deprecated Use global $plugin_page and/or get_plugin_page_hookname() hooks.
+ *
+ * @global $plugin_page
+ *
+ * @return bool
+ */
+function is_plugin_page() {
+ _deprecated_function( __FUNCTION__, '3.1' );
+
+ global $plugin_page;
+
+ if ( isset($plugin_page) )
+ return true;
+
+ return false;
+}
+
+/**
+ * Update the categories cache.
+ *
+ * This function does not appear to be used anymore or does not appear to be
+ * needed. It might be a legacy function left over from when there was a need
+ * for updating the category cache.
+ *
+ * @since 1.5.0
+ * @deprecated 3.1.0
+ *
+ * @return bool Always return True
+ */
+function update_category_cache() {
+ _deprecated_function( __FUNCTION__, '3.1' );
+
+ return true;
+}
+
+/**
+ * Check for PHP timezone support
+ *
+ * @since 2.9.0
+ * @deprecated 3.2.0
+ *
+ * @return bool
+ */
+function wp_timezone_supported() {
+ _deprecated_function( __FUNCTION__, '3.2' );
+
+ return true;
+}
+
+/**
+ * Display editor: TinyMCE, HTML, or both.
+ *
+ * @since 2.1.0
+ * @deprecated 3.3.0
+ * @deprecated Use wp_editor()
+ * @see wp_editor()
+ *
+ * @param string $content Textarea content.
+ * @param string $id Optional, default is 'content'. HTML ID attribute value.
+ * @param string $prev_id Optional, not used
+ * @param bool $media_buttons Optional, default is true. Whether to display media buttons.
+ * @param int $tab_index Optional, not used
+ */
+function the_editor($content, $id = 'content', $prev_id = 'title', $media_buttons = true, $tab_index = 2, $extended = true) {
+ _deprecated_function( __FUNCTION__, '3.3', 'wp_editor()' );
+
+ wp_editor( $content, $id, array( 'media_buttons' => $media_buttons ) );
+ return;
+}
+
+/**
+ * Perform the query to get the $metavalues array(s) needed by _fill_user and _fill_many_users
+ *
+ * @since 3.0.0
+ * @deprecated 3.3.0
+ *
+ * @param array $ids User ID numbers list.
+ * @return array of arrays. The array is indexed by user_id, containing $metavalues object arrays.
+ */
+function get_user_metavalues($ids) {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ $objects = array();
+
+ $ids = array_map('intval', $ids);
+ foreach ( $ids as $id )
+ $objects[$id] = array();
+
+ $metas = update_meta_cache('user', $ids);
+
+ foreach ( $metas as $id => $meta ) {
+ foreach ( $meta as $key => $metavalues ) {
+ foreach ( $metavalues as $value ) {
+ $objects[$id][] = (object)array( 'user_id' => $id, 'meta_key' => $key, 'meta_value' => $value);
+ }
+ }
+ }
+
+ return $objects;
+}
+
+/**
+ * Sanitize every user field.
+ *
+ * If the context is 'raw', then the user object or array will get minimal santization of the int fields.
+ *
+ * @since 2.3.0
+ * @deprecated 3.3.0
+ *
+ * @param object|array $user The User Object or Array
+ * @param string $context Optional, default is 'display'. How to sanitize user fields.
+ * @return object|array The now sanitized User Object or Array (will be the same type as $user)
+ */
+function sanitize_user_object($user, $context = 'display') {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ if ( is_object($user) ) {
+ if ( !isset($user->ID) )
+ $user->ID = 0;
+ if ( !is_a( $user, 'WP_User' ) ) {
+ $vars = get_object_vars($user);
+ foreach ( array_keys($vars) as $field ) {
+ if ( is_string($user->$field) || is_numeric($user->$field) )
+ $user->$field = sanitize_user_field($field, $user->$field, $user->ID, $context);
+ }
+ }
+ $user->filter = $context;
+ } else {
+ if ( !isset($user['ID']) )
+ $user['ID'] = 0;
+ foreach ( array_keys($user) as $field )
+ $user[$field] = sanitize_user_field($field, $user[$field], $user['ID'], $context);
+ $user['filter'] = $context;
+ }
+
+ return $user;
+}
+
+/**
+ * Get boundary post relational link.
+ *
+ * Can either be start or end post relational link.
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_cat Optional. Whether link should be in a same category.
+ * @param string $excluded_categories Optional. Excluded categories IDs.
+ * @param bool $start Optional, default is true. Whether to display link to first or last post.
+ * @return string
+ */
+function get_boundary_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $start = true) {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ $posts = get_boundary_post($in_same_cat, $excluded_categories, $start);
+ // If there is no post stop.
+ if ( empty($posts) )
+ return;
+
+ // Even though we limited get_posts to return only 1 item it still returns an array of objects.
+ $post = $posts[0];
+
+ if ( empty($post->post_title) )
+ $post->post_title = $start ? __('First Post') : __('Last Post');
+
+ $date = mysql2date(get_option('date_format'), $post->post_date);
+
+ $title = str_replace('%title', $post->post_title, $title);
+ $title = str_replace('%date', $date, $title);
+ $title = apply_filters('the_title', $title, $post->ID);
+
+ $link = $start ? "<link rel='start' title='" : "<link rel='end' title='";
+ $link .= esc_attr($title);
+ $link .= "' href='" . get_permalink($post) . "' />\n";
+
+ $boundary = $start ? 'start' : 'end';
+ return apply_filters( "{$boundary}_post_rel_link", $link );
+}
+
+/**
+ * Display relational link for the first post.
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ *
+ * @param string $title Optional. Link title format.
+ * @param bool $in_same_cat Optional. Whether link should be in a same category.
+ * @param string $excluded_categories Optional. Excluded categories IDs.
+ */
+function start_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ echo get_boundary_post_rel_link($title, $in_same_cat, $excluded_categories, true);
+}
+
+/**
+ * Get site index relational link.
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ *
+ * @return string
+ */
+function get_index_rel_link() {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ $link = "<link rel='index' title='" . esc_attr( get_bloginfo( 'name', 'display' ) ) . "' href='" . esc_url( user_trailingslashit( get_bloginfo( 'url', 'display' ) ) ) . "' />\n";
+ return apply_filters( "index_rel_link", $link );
+}
+
+/**
+ * Display relational link for the site index.
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ */
+function index_rel_link() {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ echo get_index_rel_link();
+}
+
+/**
+ * Get parent post relational link.
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ *
+ * @param string $title Optional. Link title format.
+ * @return string
+ */
+function get_parent_post_rel_link($title = '%title') {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ if ( ! empty( $GLOBALS['post'] ) && ! empty( $GLOBALS['post']->post_parent ) )
+ $post = get_post($GLOBALS['post']->post_parent);
+
+ if ( empty($post) )
+ return;
+
+ $date = mysql2date(get_option('date_format'), $post->post_date);
+
+ $title = str_replace('%title', $post->post_title, $title);
+ $title = str_replace('%date', $date, $title);
+ $title = apply_filters('the_title', $title, $post->ID);
+
+ $link = "<link rel='up' title='";
+ $link .= esc_attr( $title );
+ $link .= "' href='" . get_permalink($post) . "' />\n";
+
+ return apply_filters( "parent_post_rel_link", $link );
+}
+
+/**
+ * Display relational link for parent item
+ *
+ * @since 2.8.0
+ * @deprecated 3.3.0
+ */
+function parent_post_rel_link($title = '%title') {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ echo get_parent_post_rel_link($title);
+}
+
+/**
+ * Add the "Dashboard"/"Visit Site" menu.
+ *
+ * @since 3.2.0
+ * @deprecated 3.3.0
+ */
+function wp_admin_bar_dashboard_view_site_menu( $wp_admin_bar ) {
+ _deprecated_function( __FUNCTION__, '3.3' );
+
+ $user_id = get_current_user_id();
+
+ if ( 0 != $user_id ) {
+ if ( is_admin() )
+ $wp_admin_bar->add_menu( array( 'id' => 'view-site', 'title' => __( 'Visit Site' ), 'href' => home_url() ) );
+ elseif ( is_multisite() )
+ $wp_admin_bar->add_menu( array( 'id' => 'dashboard', 'title' => __( 'Dashboard' ), 'href' => get_dashboard_url( $user_id ) ) );
+ else
+ $wp_admin_bar->add_menu( array( 'id' => 'dashboard', 'title' => __( 'Dashboard' ), 'href' => admin_url() ) );
+ }
+}
+
+/**
+ * Checks if the current user belong to a given blog.
+ *
+ * @since MU
+ * @deprecated 3.3.0
+ * @deprecated Use is_user_member_of_blog()
+ * @see is_user_member_of_blog()
+ *
+ * @param int $blog_id Blog ID
+ * @return bool True if the current users belong to $blog_id, false if not.
+ */
+function is_blog_user( $blog_id = 0 ) {
+ _deprecated_function( __FUNCTION__, '3.3', 'is_user_member_of_blog()' );
+
+ return is_user_member_of_blog( get_current_user_id(), $blog_id );
+}
+
+/**
+ * Open the file handle for debugging.
+ *
+ * @since 0.71
+ * @deprecated Use error_log()
+ * @link http://www.php.net/manual/en/function.error-log.php
+ * @deprecated 3.4.0
+ */
+function debug_fopen( $filename, $mode ) {
+ _deprecated_function( __FUNCTION__, 'error_log()' );
+ return false;
+}
+
+/**
+ * Write contents to the file used for debugging.
+ *
+ * @since 0.71
+ * @deprecated Use error_log() instead.
+ * @link http://www.php.net/manual/en/function.error-log.php
+ * @deprecated 3.4.0
+ */
+function debug_fwrite( $fp, $string ) {
+ _deprecated_function( __FUNCTION__, 'error_log()' );
+ if ( ! empty( $GLOBALS['debug'] ) )
+ error_log( $string );
+}
+
+/**
+ * Close the debugging file handle.
+ *
+ * @since 0.71
+ * @deprecated Use error_log()
+ * @link http://www.php.net/manual/en/function.error-log.php
+ * @deprecated 3.4.0
+ */
+function debug_fclose( $fp ) {
+ _deprecated_function( __FUNCTION__, 'error_log()' );
+}
+
+/**
+ * Retrieve list of themes with theme data in theme directory.
+ *
+ * The theme is broken, if it doesn't have a parent theme and is missing either
+ * style.css and, or index.php. If the theme has a parent theme then it is
+ * broken, if it is missing style.css; index.php is optional.
+ *
+ * @since 1.5.0
+ * @deprecated 3.4.0
+ * @deprecated Use wp_get_themes()
+ * @see wp_get_themes()
+ *
+ * @return array Theme list with theme data.
+ */
+function get_themes() {
+ _deprecated_function( __FUNCTION__, '3.4', 'wp_get_themes()' );
+
+ global $wp_themes;
+ if ( isset( $wp_themes ) )
+ return $wp_themes;
+
+ $themes = wp_get_themes();
+ $wp_themes = array();
+
+ foreach ( $themes as $theme ) {
+ $name = $theme->get('Name');
+ if ( isset( $wp_themes[ $name ] ) )
+ $wp_themes[ $name . '/' . $theme->get_stylesheet() ] = $theme;
+ else
+ $wp_themes[ $name ] = $theme;
+ }
+
+ return $wp_themes;
+}
+
+/**
+ * Retrieve theme data.
+ *
+ * @since 1.5.0
+ * @deprecated 3.4.0
+ * @deprecated Use wp_get_theme()
+ * @see wp_get_theme()
+ *
+ * @param string $theme Theme name.
+ * @return array|null Null, if theme name does not exist. Theme data, if exists.
+ */
+function get_theme( $theme ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'wp_get_theme( $stylesheet )' );
+
+ $themes = get_themes();
+ if ( is_array( $themes ) && array_key_exists( $theme, $themes ) )
+ return $themes[ $theme ];
+ return null;
+}
+
+/**
+ * Retrieve current theme name.
+ *
+ * @since 1.5.0
+ * @deprecated 3.4.0
+ * @deprecated Use (string) wp_get_theme()
+ * @see wp_get_theme()
+ *
+ * @return string
+ */
+function get_current_theme() {
+ _deprecated_function( __FUNCTION__, '3.4', 'wp_get_theme()' );
+
+ if ( $theme = get_option( 'current_theme' ) )
+ return $theme;
+
+ return wp_get_theme()->get('Name');
+}
+
+/**
+ * Accepts matches array from preg_replace_callback in wpautop() or a string.
+ *
+ * Ensures that the contents of a <<pre>>...<</pre>> HTML block are not
+ * converted into paragraphs or line-breaks.
+ *
+ * @since 1.2.0
+ * @deprecated 3.4.0
+ *
+ * @param array|string $matches The array or string
+ * @return string The pre block without paragraph/line-break conversion.
+ */
+function clean_pre($matches) {
+ _deprecated_function( __FUNCTION__, '3.4' );
+
+ if ( is_array($matches) )
+ $text = $matches[1] . $matches[2] . "</pre>";
+ else
+ $text = $matches;
+
+ $text = str_replace(array('<br />', '<br/>', '<br>'), array('', '', ''), $text);
+ $text = str_replace('<p>', "\n", $text);
+ $text = str_replace('</p>', '', $text);
+
+ return $text;
+}
+
+
+/**
+ * Add callbacks for image header display.
+ *
+ * @since 2.1.0
+ * @deprecated 3.4.0
+ * @deprecated Use add_theme_support('custom-header', $args)
+ * @see add_theme_support()
+ *
+ * @param callback $wp_head_callback Call on 'wp_head' action.
+ * @param callback $admin_head_callback Call on custom header administration screen.
+ * @param callback $admin_preview_callback Output a custom header image div on the custom header administration screen. Optional.
+ */
+function add_custom_image_header( $wp_head_callback, $admin_head_callback, $admin_preview_callback = '' ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'add_theme_support( \'custom-header\', $args )' );
+ $args = array(
+ 'wp-head-callback' => $wp_head_callback,
+ 'admin-head-callback' => $admin_head_callback,
+ );
+ if ( $admin_preview_callback )
+ $args['admin-preview-callback'] = $admin_preview_callback;
+ return add_theme_support( 'custom-header', $args );
+}
+
+/**
+ * Remove image header support.
+ *
+ * @since 3.1.0
+ * @deprecated 3.4.0
+ * @deprecated Use remove_theme_support('custom-header')
+ * @see remove_theme_support()
+ *
+ * @return bool Whether support was removed.
+ */
+function remove_custom_image_header() {
+ _deprecated_function( __FUNCTION__, '3.4', 'remove_theme_support( \'custom-header\' )' );
+ return remove_theme_support( 'custom-header' );
+}
+
+/**
+ * Add callbacks for background image display.
+ *
+ * @since 3.0.0
+ * @deprecated 3.4.0
+ * @deprecated Use add_theme_support('custom-background, $args)
+ * @see add_theme_support()
+ *
+ * @param callback $wp_head_callback Call on 'wp_head' action.
+ * @param callback $admin_head_callback Call on custom background administration screen.
+ * @param callback $admin_preview_callback Output a custom background image div on the custom background administration screen. Optional.
+ */
+function add_custom_background( $wp_head_callback = '', $admin_head_callback = '', $admin_preview_callback = '' ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'add_theme_support( \'custom-background\', $args )' );
+ $args = array();
+ if ( $wp_head_callback )
+ $args['wp-head-callback'] = $wp_head_callback;
+ if ( $admin_head_callback )
+ $args['admin-head-callback'] = $admin_head_callback;
+ if ( $admin_preview_callback )
+ $args['admin-preview-callback'] = $admin_preview_callback;
+ return add_theme_support( 'custom-background', $args );
+}
+
+/**
+ * Remove custom background support.
+ *
+ * @since 3.1.0
+ * @see add_custom_background()
+ *
+ * @return bool Whether support was removed.
+ */
+function remove_custom_background() {
+ _deprecated_function( __FUNCTION__, '3.4', 'remove_theme_support( \'custom-background\' )' );
+ return remove_theme_support( 'custom-background' );
+}
+
+/**
+ * Retrieve theme data from parsed theme file.
+ *
+ * @since 1.5.0
+ * @deprecated 3.4.0
+ * @deprecated Use wp_get_theme()
+ * @see wp_get_theme()
+ *
+ * @param string $theme_file Theme file path.
+ * @return array Theme data.
+ */
+function get_theme_data( $theme_file ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'wp_get_theme()' );
+ $theme = new WP_Theme( basename( dirname( $theme_file ) ), dirname( dirname( $theme_file ) ) );
+
+ $theme_data = array(
+ 'Name' => $theme->get('Name'),
+ 'URI' => $theme->display('ThemeURI', true, false),
+ 'Description' => $theme->display('Description', true, false),
+ 'Author' => $theme->display('Author', true, false),
+ 'AuthorURI' => $theme->display('AuthorURI', true, false),
+ 'Version' => $theme->get('Version'),
+ 'Template' => $theme->get('Template'),
+ 'Status' => $theme->get('Status'),
+ 'Tags' => $theme->get('Tags'),
+ 'Title' => $theme->get('Name'),
+ 'AuthorName' => $theme->get('Author'),
+ );
+
+ foreach ( apply_filters( 'extra_theme_headers', array() ) as $extra_header ) {
+ if ( ! isset( $theme_data[ $extra_header ] ) )
+ $theme_data[ $extra_header ] = $theme->get( $extra_header );
+ }
+
+ return $theme_data;
+}
+
+/**
+ * Alias of update_post_cache().
+ *
+ * @see update_post_cache() Posts and pages are the same, alias is intentional
+ *
+ * @since 1.5.1
+ * @deprecated 3.4.0
+ *
+ * @param array $pages list of page objects
+ */
+function update_page_cache( &$pages ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'update_post_cache()' );
+
+ update_post_cache( $pages );
+}
+
+/**
+ * Will clean the page in the cache.
+ *
+ * Clean (read: delete) page from cache that matches $id. Will also clean cache
+ * associated with 'all_page_ids' and 'get_pages'.
+ *
+ * @since 2.0.0
+ * @deprecated 3.4.0
+ *
+ * @uses do_action() Will call the 'clean_page_cache' hook action.
+ *
+ * @param int $id Page ID to clean
+ */
+function clean_page_cache( $id ) {
+ _deprecated_function( __FUNCTION__, '3.4', 'clean_post_cache()' );
+
+ clean_post_cache( $id );
+}
+
+/**
+ * Retrieve nonce action "Are you sure" message.
+ *
+ * Deprecated in 3.4.1 and 3.5.0. Backported to 3.3.3.
+ *
+ * @since 2.0.4
+ * @deprecated 3.4.1
+ * @deprecated Use wp_nonce_ays()
+ * @see wp_nonce_ays()
+ *
+ * @param string $action Nonce action.
+ * @return string Are you sure message.
+ */
+function wp_explain_nonce( $action ) {
+ _deprecated_function( __FUNCTION__, '3.4.1', 'wp_nonce_ays()' );
+ return __( 'Are you sure you want to do this?' );
+}
+
+/**
+ * Display "sticky" CSS class, if a post is sticky.
+ *
+ * @since 2.7.0
+ * @deprecated 3.5.0
+ * @deprecated Use post_class()
+ * @see post_class()
+ *
+ * @param int $post_id An optional post ID.
+ */
+function sticky_class( $post_id = null ) {
+ _deprecated_function( __FUNCTION__, '3.5', 'post_class()' );
+ if ( is_sticky( $post_id ) )
+ echo ' sticky';
+}
+
+/**
+ * Retrieve post ancestors.
+ *
+ * This is no longer needed as WP_Post lazy-loads the ancestors
+ * property with get_post_ancestors().
+ *
+ * @since 2.3.4
+ * @deprecated 3.5.0
+ * @see get_post_ancestors()
+ */
+function _get_post_ancestors( &$post ) {
+ _deprecated_function( __FUNCTION__, '3.5' );
+}
+
+/**
+ * Load an image from a string, if PHP supports it.
+ *
+ * @since 2.1.0
+ * @deprecated 3.5.0
+ * @see wp_get_image_editor()
+ *
+ * @param string $file Filename of the image to load.
+ * @return resource The resulting image resource on success, Error string on failure.
+ */
+function wp_load_image( $file ) {
+ _deprecated_function( __FUNCTION__, '3.5', 'wp_get_image_editor()' );
+
+ if ( is_numeric( $file ) )
+ $file = get_attached_file( $file );
+
+ if ( ! is_file( $file ) )
+ return sprintf(__('File “%s” doesn’t exist?'), $file);
+
+ if ( ! function_exists('imagecreatefromstring') )
+ return __('The GD image library is not installed.');
+
+ // Set artificially high because GD uses uncompressed images in memory
+ @ini_set( 'memory_limit', apply_filters( 'image_memory_limit', WP_MAX_MEMORY_LIMIT ) );
+ $image = imagecreatefromstring( file_get_contents( $file ) );
+
+ if ( !is_resource( $image ) )
+ return sprintf(__('File “%s” is not an image.'), $file);
+
+ return $image;
+}
+
+/**
+ * Scale down an image to fit a particular size and save a new copy of the image.
+ *
+ * The PNG transparency will be preserved using the function, as well as the
+ * image type. If the file going in is PNG, then the resized image is going to
+ * be PNG. The only supported image types are PNG, GIF, and JPEG.
+ *
+ * Some functionality requires API to exist, so some PHP version may lose out
+ * support. This is not the fault of WordPress (where functionality is
+ * downgraded, not actual defects), but of your PHP version.
+ *
+ * @since 2.5.0
+ * @deprecated 3.5.0
+ * @see wp_get_image_editor()
+ *
+ * @param string $file Image file path.
+ * @param int $max_w Maximum width to resize to.
+ * @param int $max_h Maximum height to resize to.
+ * @param bool $crop Optional. Whether to crop image or resize.
+ * @param string $suffix Optional. File suffix.
+ * @param string $dest_path Optional. New image file path.
+ * @param int $jpeg_quality Optional, default is 90. Image quality percentage.
+ * @return mixed WP_Error on failure. String with new destination path.
+ */
+function image_resize( $file, $max_w, $max_h, $crop = false, $suffix = null, $dest_path = null, $jpeg_quality = 90 ) {
+ _deprecated_function( __FUNCTION__, '3.5', 'wp_get_image_editor()' );
+
+ $editor = wp_get_image_editor( $file );
+ if ( is_wp_error( $editor ) )
+ return $editor;
+ $editor->set_quality( $jpeg_quality );
+
+ $resized = $editor->resize( $max_w, $max_h, $crop );
+ if ( is_wp_error( $resized ) )
+ return $resized;
+
+ $dest_file = $editor->generate_filename( $suffix, $dest_path );
+ $saved = $editor->save( $dest_file );
+
+ if ( is_wp_error( $saved ) )
+ return $saved;
+
+ return $dest_file;
+}
+
+/**
+ * Retrieve a single post, based on post ID.
+ *
+ * Has categories in 'post_category' property or key. Has tags in 'tags_input'
+ * property or key.
+ *
+ * @since 1.0.0
+ * @deprecated 3.5.0
+ * @see get_post()
+ *
+ * @param int $postid Post ID.
+ * @param string $mode How to return result, either OBJECT, ARRAY_N, or ARRAY_A.
+ * @return object|array Post object or array holding post contents and information
+ */
+function wp_get_single_post( $postid = 0, $mode = OBJECT ) {
+ _deprecated_function( __FUNCTION__, '3.5', 'get_post()' );
+ return get_post( $postid, $mode );
+}
+
+/**
+ * Check that the user login name and password is correct.
+ *
+ * @since 0.71
+ * @deprecated 3.5.0
+ * @deprecated Use wp_authenticate()
+ * @see wp_authenticate()
+ *
+ * @param string $user_login User name.
+ * @param string $user_pass User password.
+ * @return bool False if does not authenticate, true if username and password authenticates.
+ */
+function user_pass_ok($user_login, $user_pass) {
+ _deprecated_function( __FUNCTION__, '3.5', 'wp_authenticate()' );
+ $user = wp_authenticate( $user_login, $user_pass );
+ if ( is_wp_error( $user ) )
+ return false;
+
+ return true;
+}
+
+/**
+ * Callback formerly fired on the save_post hook. No longer needed.
+ *
+ * @since 2.3.0
+ * @deprecated 3.5.0
+ */
+function _save_post_hook() {}
+
+/**
+ * Check if the installed version of GD supports particular image type
+ *
+ * @since 2.9.0
+ * @deprecated 3.5.0
+ * @see wp_image_editor_supports()
+ *
+ * @param string $mime_type
+ * @return bool
+ */
+function gd_edit_image_support($mime_type) {
+ _deprecated_function( __FUNCTION__, '3.5', 'wp_image_editor_supports()' );
+
+ if ( function_exists('imagetypes') ) {
+ switch( $mime_type ) {
+ case 'image/jpeg':
+ return (imagetypes() & IMG_JPG) != 0;
+ case 'image/png':
+ return (imagetypes() & IMG_PNG) != 0;
+ case 'image/gif':
+ return (imagetypes() & IMG_GIF) != 0;
+ }
+ } else {
+ switch( $mime_type ) {
+ case 'image/jpeg':
+ return function_exists('imagecreatefromjpeg');
+ case 'image/png':
+ return function_exists('imagecreatefrompng');
+ case 'image/gif':
+ return function_exists('imagecreatefromgif');
+ }
+ }
+ return false;
+}
+
+/**
+ * Converts an integer byte value to a shorthand byte value.
+ *
+ * @since 2.3.0
+ * @deprecated 3.6.0
+ * @deprecated Use size_format()
+ *
+ * @param int $bytes An integer byte value.
+ * @return string A shorthand byte value.
+ */
+function wp_convert_bytes_to_hr( $bytes ) {
+ _deprecated_function( __FUNCTION__, '3.6', 'size_format()' );
+
+ $units = array( 0 => 'B', 1 => 'kB', 2 => 'MB', 3 => 'GB', 4 => 'TB' );
+ $log = log( $bytes, 1024 );
+ $power = (int) $log;
+ $size = pow( 1024, $log - $power );
+
+ if ( ! is_nan( $size ) && array_key_exists( $power, $units ) ) {
+ $unit = $units[ $power ];
+ } else {
+ $size = $bytes;
+ $unit = $units[0];
+ }
+
+ return $size . $unit;
+}
+
+/**
+ * Formerly used internally to tidy up the search terms.
+ *
+ * @access private
+ * @since 2.9.0
+ * @deprecated 3.7.0
+ */
+function _search_terms_tidy( $t ) {
+ _deprecated_function( __FUNCTION__, '3.7' );
+ return trim( $t, "\"'\n\r " );
+}