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Current File : /home/dilseshaadi/public_html/wp-content/themes/wedding-planner/functions/chat.formatter.php

<?php
/* Filter the content of chat posts. */
add_filter( 'the_content', 'wedding_planner_format_chat_content' );

/* Auto-add paragraphs to the chat text. */
add_filter( 'wedding_planner_post_format_chat_text', 'wpautop' );

/**
 * This function filters the post content when viewing a post with the "chat" post format.  It formats the 
 * content with structured HTML markup to make it easy for theme developers to style chat posts.  The 
 * advantage of this solution is that it allows for more than two speakers (like most solutions).  You can 
 * have 100s of speakers in your chat post, each with their own, unique classes for styling.
 *
 * @author David Chandra
 * @link http://www.turtlepod.org
 * @author Justin Tadlock
 * @link http://justintadlock.com
 * @copyright Copyright (c) 2012
 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * @link http://justintadlock.com/archives/2012/08/21/post-formats-chat
 *
 * @global array $_post_format_chat_ids An array of IDs for the chat rows based on the author.
 * @param string $content The content of the post.
 * @return string $chat_output The formatted content of the post.
 */
function wedding_planner_format_chat_content( $content ) {
	global $_post_format_chat_ids;

	/* If this is not a 'chat' post, return the content. */
	if ( !has_post_format( 'chat' ) )
		return $content;

	/* Set the global variable of speaker IDs to a new, empty array for this chat. */
	$_post_format_chat_ids = array();

	/* Allow the separator (separator for speaker/text) to be filtered. */
	$separator = apply_filters( 'wedding_planner_post_format_chat_separator', ':' );

	/* Open the chat transcript div and give it a unique ID based on the post ID. */
	$chat_output = "\n\t\t\t" . '<div id="chat-transcript-' . esc_attr( get_the_ID() ) . '" class="chat-transcript">';

	/* Split the content to get individual chat rows. */
	$chat_rows = preg_split( "/(\r?\n)+|(<br\s*\/?>\s*)+/", $content );

	/* Loop through each row and format the output. */
	foreach ( $chat_rows as $chat_row ) {

		/* If a speaker is found, create a new chat row with speaker and text. */
		if ( strpos( $chat_row, $separator ) ) {

			/* Split the chat row into author/text. */
			$chat_row_split = explode( $separator, trim( $chat_row ), 2 );

			/* Get the chat author and strip tags. */
			$chat_author = strip_tags( trim( $chat_row_split[0] ) );

			/* Get the chat text. */
			$chat_text = trim( $chat_row_split[1] );

			/* Get the chat row ID (based on chat author) to give a specific class to each row for styling. */
			$speaker_id = wedding_planner_format_chat_row_id( $chat_author );

			/* Open the chat row. */
			$chat_output .= "\n\t\t\t\t" . '<div class="chat-row ' . sanitize_html_class( "chat-speaker-{$speaker_id}" ) . '">';

			/* Add the chat row author. */
			$chat_output .= "\n\t\t\t\t\t" . '<div class="chat-author ' . sanitize_html_class( strtolower( "chat-author-{$chat_author}" ) ) . ' vcard"><cite class="fn">' . apply_filters( 'wedding_planner_post_format_chat_author', $chat_author, $speaker_id ) . '</cite>' . $separator . '</div>';

			/* Add the chat row text. */
			$chat_output .= "\n\t\t\t\t\t" . '<div class="chat-text">' . str_replace( array( "\r", "\n", "\t" ), '', apply_filters( 'wedding_planner_post_format_chat_text', $chat_text, $chat_author, $speaker_id ) ) . '</div>';

			/* Close the chat row. */
			$chat_output .= "\n\t\t\t\t" . '</div><!-- .chat-row -->';
		}

		/**
		 * If no author is found, assume this is a separate paragraph of text that belongs to the
		 * previous speaker and label it as such, but let's still create a new row.
		 */
		else {

			/* Make sure we have text. */
			if ( !empty( $chat_row ) ) {

				/* Open the chat row. */
				$chat_output .= "\n\t\t\t\t" . '<div class="chat-row ' . sanitize_html_class( "chat-speaker-{$speaker_id}" ) . '">';

				/* Don't add a chat row author.  The label for the previous row should suffice. */

				/* Add the chat row text. */
				$chat_output .= "\n\t\t\t\t\t" . '<div class="chat-text">' . str_replace( array( "\r", "\n", "\t" ), '', apply_filters( 'wedding_planner_post_format_chat_text', $chat_row, $chat_author, $speaker_id ) ) . '</div>';

				/* Close the chat row. */
				$chat_output .= "\n\t\t\t</div><!-- .chat-row -->";
			}
		}
	}

	/* Close the chat transcript div. */
	$chat_output .= "\n\t\t\t</div><!-- .chat-transcript -->\n";

	/* Return the chat content and apply filters for developers. */
	return apply_filters( 'wedding_planner_post_format_chat_content', $chat_output );
}

/**
 * This function returns an ID based on the provided chat author name.  It keeps these IDs in a global 
 * array and makes sure we have a unique set of IDs.  The purpose of this function is to provide an "ID"
 * that will be used in an HTML class for individual chat rows so they can be styled.  So, speaker "John" 
 * will always have the same class each time he speaks.  And, speaker "Mary" will have a different class 
 * from "John" but will have the same class each time she speaks.
 *
 * @author David Chandra
 * @link http://www.turtlepod.org
 * @author Justin Tadlock
 * @link http://justintadlock.com
 * @copyright Copyright (c) 2012
 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * @link http://justintadlock.com/archives/2012/08/21/post-formats-chat
 *
 * @global array $_post_format_chat_ids An array of IDs for the chat rows based on the author.
 * @param string $chat_author Author of the current chat row.
 * @return int The ID for the chat row based on the author.
 */
function wedding_planner_format_chat_row_id( $chat_author ) {
	global $_post_format_chat_ids;

	/* Let's sanitize the chat author to avoid craziness and differences like "John" and "john". */
	$chat_author = strtolower( strip_tags( $chat_author ) );

	/* Add the chat author to the array. */
	$_post_format_chat_ids[] = $chat_author;

	/* Make sure the array only holds unique values. */
	$_post_format_chat_ids = array_unique( $_post_format_chat_ids );

	/* Return the array key for the chat author and add "1" to avoid an ID of "0". */
	return absint( array_search( $chat_author, $_post_format_chat_ids ) ) + 1;
}