Edit File by line

* - 'retro' (a 8-bit arcade-style pixelated face)

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* - 'robohash' (a robot)

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* - 'monsterid' (a monster)

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* - 'wavatar' (a cartoon face)

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* - 'identicon' (the "quilt", a geometric pattern)

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* - 'mystery', 'mm', or 'mysteryman' (The Oyster Man)

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* - 'blank' (transparent GIF)

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* - 'gravatar_default' (the Gravatar logo)

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* @param string $alt Alternative text to use in the avatar image tag.

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* @param array $args Arguments passed to get_avatar_data(), after processing.

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return apply_filters( 'get_avatar', $avatar, $id_or_email, $args['size'], $args['default'], $args['alt'], $args );

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}

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endif;

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if ( ! function_exists( 'wp_text_diff' ) ) :

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/**

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* Displays a human readable HTML representation of the difference between two strings.

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* The Diff is available for getting the changes between versions. The output is

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* HTML, so the primary use is for displaying the changes. If the two strings

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* are equivalent, then an empty string will be returned.

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* @since 2.6.0

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* @see wp_parse_args() Used to change defaults to user defined settings.

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* @uses Text_Diff

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* @uses WP_Text_Diff_Renderer_Table

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* @param string $left_string "old" (left) version of string.

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* @param string $right_string "new" (right) version of string.

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* @param string|array $args {

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* Associative array of options to pass to WP_Text_Diff_Renderer_Table().

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* @type string $title Titles the diff in a manner compatible

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* with the output. Default empty.

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* @type string $title_left Change the HTML to the left of the title.

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* Default empty.

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* @type string $title_right Change the HTML to the right of the title.

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* Default empty.

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* @type bool $show_split_view True for split view (two columns), false for

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* un-split view (single column). Default true.

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* }

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* @return string Empty string if strings are equivalent or HTML with differences.

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function wp_text_diff( $left_string, $right_string, $args = null ) {

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$defaults = array(

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'title' => '',

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'title_left' => '',

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'title_right' => '',

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'show_split_view' => true,

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);

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$args = wp_parse_args( $args, $defaults );

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if ( ! class_exists( 'WP_Text_Diff_Renderer_Table', false ) ) {

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require ABSPATH . WPINC . '/wp-diff.php';

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}

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$left_string = normalize_whitespace( $left_string );

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$right_string = normalize_whitespace( $right_string );

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$left_lines = explode( "\n", $left_string );

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$right_lines = explode( "\n", $right_string );

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$text_diff = new Text_Diff( $left_lines, $right_lines );

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$renderer = new WP_Text_Diff_Renderer_Table( $args );

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$diff = $renderer->render( $text_diff );

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if ( ! $diff ) {

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return '';

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}

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$is_split_view = ! empty( $args['show_split_view'] );

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$is_split_view_class = $is_split_view ? ' is-split-view' : '';

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$r = "<table class='diff$is_split_view_class'>\n";

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if ( $args['title'] ) {

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$r .= "<caption class='diff-title'>$args[title]</caption>\n";

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}

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if ( $args['title_left'] || $args['title_right'] ) {

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$r .= '<thead>';

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}

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if ( $args['title_left'] || $args['title_right'] ) {

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$th_or_td_left = empty( $args['title_left'] ) ? 'td' : 'th';

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$th_or_td_right = empty( $args['title_right'] ) ? 'td' : 'th';

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$r .= "<tr class='diff-sub-title'>\n";

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$r .= "\t<$th_or_td_left>$args[title_left]</$th_or_td_left>\n";

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if ( $is_split_view ) {

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$r .= "\t<$th_or_td_right>$args[title_right]</$th_or_td_right>\n";

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}

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$r .= "</tr>\n";

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}

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if ( $args['title_left'] || $args['title_right'] ) {

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$r .= "</thead>\n";

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}

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$r .= "<tbody>\n$diff\n</tbody>\n";

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$r .= '</table>';

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return $r;

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}

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endif;

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