'', 'fcbk_bttn_plgn_my_page' => 1, 'fcbk_bttn_plgn_like' => 1, 'fcbk_bttn_plgn_send' => 1, 'fcbk_bttn_plgn_comment' => 0, 'fcbk_bttn_plgn_where' => '', 'fcbk_bttn_plgn_display_option' => '', 'fcbk_bttn_plgn_count_icon' => 1, 'fb_img_link' => plugins_url( "img/standart-facebook-ico.jpg", __FILE__ ), 'fcbk_bttn_plgn_locale' => 'en_US' ); if( ! get_option( 'btn_plgn_options_array' ) ) add_option( 'btn_plgn_options_array', $btn_plgn_options_array_default, '', 'yes' ); $btn_plgn_options_array = get_option( 'btn_plgn_options_array' ); //echo "
";print_r($btn_plgn_options_array);
		$btn_plgn_options_array = array_merge( $btn_plgn_options_array_default, $btn_plgn_options_array );
		update_option( 'btn_plgn_options_array', $btn_plgn_options_array );
	}
}

//Function formed content of the plugin's admin page.
if( ! function_exists( 'fcbk_bttn_plgn_settings_page' ) ) {
	function fcbk_bttn_plgn_settings_page() 
	{
		global $btn_plgn_options_array;
		$copy = false;
		
		if( @copy( plugin_dir_path( __FILE__ )."img/facebook-ico.jpg", plugin_dir_path( __FILE__ )."img/facebook-ico3.jpg" ) !== false )
			$copy = true;

		$message = "";
		$error = "";
		if( isset( $_REQUEST['btn_plgn_form_submit'] ) && check_admin_referer( plugin_basename(__FILE__), 'fcbk_bttn_plgn_nonce_name' ) ) {
			// Takes all the changed settings on the plugin's admin page and saves them in array 'btn_plgn_options_array'.
					
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_app_id' ]			=	$_REQUEST [ 'fcbk_bttn_plgn_app_id' ];
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_link' ]			=	$_REQUEST [ 'fcbk_bttn_plgn_link' ];
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_where' ]		=	$_REQUEST [ 'fcbk_bttn_plgn_where' ];
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_display_option' ]	=	$_REQUEST [ 'fcbk_bttn_plgn_display_option' ];
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_my_page' ]	=	isset( $_REQUEST [ 'fcbk_bttn_plgn_my_page' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_like' ]			=	isset( $_REQUEST [ 'fcbk_bttn_plgn_like' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_send' ]			=	isset( $_REQUEST [ 'fcbk_bttn_plgn_send' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_comment' ]			=	isset( $_REQUEST [ 'fcbk_bttn_plgn_comment' ] ) ? 1 : 0 ;
				if ( isset ( $_FILES [ 'uploadfile' ] [ 'tmp_name' ] ) &&  $_FILES [ 'uploadfile' ] [ 'tmp_name' ] != "" ) {		
					$btn_plgn_options_array [ 'fcbk_bttn_plgn_count_icon' ]	=	$btn_plgn_options_array [ 'fcbk_bttn_plgn_count_icon' ] + 1;
				}
				$btn_plgn_options_array [ 'fcbk_bttn_plgn_locale' ]		=	$_REQUEST [ 'fcbk_bttn_plgn_locale' ];
				
				if($btn_plgn_options_array [ 'fcbk_bttn_plgn_count_icon' ] > 2)
					$btn_plgn_options_array [ 'fcbk_bttn_plgn_count_icon' ] = 1;
					
				$btn_plgn_options_array [ 'tw_btn_via' ]	=	$_REQUEST [ 'tw_btn_via' ];
				$btn_plgn_options_array [ 'tw_btn_count' ]	=	isset( $_REQUEST [ 'tw_btn_count' ] ) ? '' : 'none' ;
				$btn_plgn_options_array [ 'tw_btn_large' ]			=	isset( $_REQUEST [ 'tw_btn_large' ] ) ? 'large' : '' ;
				
				$btn_plgn_options_array [ 'gplus_btn_annotation' ]	=	$_REQUEST [ 'gplus_btn_annotation' ];
				$btn_plgn_options_array [ 'gplus_btn_size' ]	=	$_REQUEST [ 'gplus_btn_size' ];
				
				$btn_plgn_options_array [ 'li_btn_count' ]			=	$_REQUEST [ 'li_btn_count' ];
				
				$btn_plgn_options_array [ 'tw_btn_chk' ]			=	isset( $_REQUEST [ 'tw_btn_chk' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'fb_btn_chk' ]			=	isset( $_REQUEST [ 'fb_btn_chk' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'gplus_btn_chk' ]			=	isset( $_REQUEST [ 'gplus_btn_chk' ] ) ? 1 : 0 ;
				$btn_plgn_options_array [ 'li_btn_chk' ]			=	isset( $_REQUEST [ 'li_btn_chk' ] ) ? 1 : 0 ;
				
				update_option	( 'btn_plgn_options_array', $btn_plgn_options_array );
				$message = "Options saved";
		
			
			
			fcbk_bttn_plgn_update_option();
	} 
		?>
	

		

		
Social Sharer Options

		
>

		
>

		

			

            

            	 /> 
            

				>
                    

                            
                            
                                ' style="width:200px;" />		
                            
					

					

						
						
							/> 

                            /> 

                            /> 

								
					

				
				

            
            
            
            

            	/> 
            

				>
                    

                            
                            
                                /> 		
                            
					

                     

                            
                            
                                /> 		
                            
					

					

						Via
						
							' style="width:200px;" placeholder="@Twitter Username"/>
						
					

					
				

                
            

            	/> 
            

				>
                    

                            Annotation:
                            
                                	
                            
					

                     

                            Size:
                            
                                /> 	
                                /> 	
                                /> 		
                            
					

					
					
				

                
            

            	/> 
            

				>
                    

                            Count Mode:
                            
                                	
                            
					

              		
					
					
				

                

            		
                    

                        

                            
                                Button Position:
                            
                            
                                
                                
                            
                        

                     

            	

                

                	

						
							
							
						
					

				

				
			

		

	


	ID );
		//Button
		$button				=	'
';
		
		if( $btn_plgn_options_array [ 'fb_btn_chk' ] == 1 ) {
			if( $btn_plgn_options_array [ 'fcbk_bttn_plgn_send' ] == 1 ) { $send = "true";}else $send = "false";
			$button .=	'

										
										



					
									
';
		}	
		if( $btn_plgn_options_array [ 'tw_btn_chk' ] == 1 ) {
			$button .=	'

							
							
									
';
		}	
		
		if( $btn_plgn_options_array [ 'li_btn_chk' ] == 1 ) {
			$button .=	'

							

									
';
		}			
		
		if( $btn_plgn_options_array [ 'gplus_btn_chk' ] == 1 ) {
			$button .=	'

							



							
									
';
		}	
		$button .= '
';
		if( $btn_plgn_options_array [ 'fb_btn_chk' ] == 1 && $btn_plgn_options_array [ 'fcbk_bttn_plgn_comment' ] == 1 && is_single()) {
			add_filter( 'comments_template', 'dummy_comments_template');
			$commentBox =	'

							

							
							

						 
';
		}	
		

		
		//Indication where show FaceBook Button depending on selected item in admin page.
		if ( $fcbk_bttn_plgn_where == 'before' ) {
			return $button . $content.$commentBox; 
		} else if ( $fcbk_bttn_plgn_where == 'after' ) {		
			return $content . $button.$commentBox;
		} else if ( $fcbk_bttn_plgn_where == 'beforeandafter' ) {		
			return $button . $content . $button.$commentBox;
		} else if ( $fcbk_bttn_plgn_where == 'shortcode' ) {
			return $content;		
		} else {
			return $content;		
		}
	}
}

function dummy_comments_template() {
		return dirname( __FILE__ ) . '/includes/comments-template.php';
	}
//Function 'fcbk_bttn_plgn_shortcode' are using to create shortcode by FaceBook Button.
if( ! function_exists( 'fcbk_bttn_plgn_shortcode' ) ) {
	function fcbk_bttn_plgn_shortcode( $content ) {
		$btn_plgn_options_array	=	get_option ( 'btn_plgn_options_array' );
		$fcbk_bttn_plgn_where			=	$btn_plgn_options_array [ 'fcbk_bttn_plgn_where' ];	
		$img				=	$btn_plgn_options_array [ 'fb_img_link' ];
		$url				=	$btn_plgn_options_array [ 'fcbk_bttn_plgn_link' ];	
		$permalink_post		=	get_permalink ( $post_ID );
		$button				=	'
';
		if( $btn_plgn_options_array [ 'fcbk_bttn_plgn_my_page' ] == 1 ) {
			$button .=	'

										
											Fb-Button
											
									
';
		}
		if( $btn_plgn_options_array [ 'fcbk_bttn_plgn_like' ] == 1 ) {
			$button .=	'

										

										
										
									
';
		}				
		
		$button .= '
';		 
		return $button;	
	}
}

//Function 'fcbk_bttn_plgn_action_links' are using to create action links on admin page.
if( ! function_exists( 'fcbk_bttn_plgn_action_links' ) ) {
	function fcbk_bttn_plgn_action_links( $links, $file ) {
			//Static so we don't call plugin_basename on every plugin row.
		static $this_plugin;
		if ( ! $this_plugin ) $this_plugin = plugin_basename(__FILE__);

		if ( $file == $this_plugin ){
				 $settings_link = '' . __( 'Settings', 'facebook' ) . '';
				 array_unshift( $links, $settings_link );
			}
		return $links;
	}
} // end function fcbk_bttn_plgn_action_links

//Function 'fcbk_bttn_plgn_links' are using to create other links on admin page.
if ( ! function_exists ( 'fcbk_bttn_plgn_links' ) ) {
	function fcbk_bttn_plgn_links($links, $file) {
		$base = plugin_basename(__FILE__);
		if ($file == $base) {
			$links[] = '' . __( 'Settings','facebook' ) . '';
			$links[] = '' . __( 'FAQ','facebook' ) . '';
			$links[] = '' . __( 'Support','facebook' ) . '';
		}
		return $links;
	}
} // end function fcbk_bttn_plgn_links

//Function '_plugin_init' are using to add language files.
if ( ! function_exists ( 'fcbk_plugin_init' ) ) {
	function fcbk_plugin_init() {
		load_plugin_textdomain( 'facebook', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' ); 
	}
} // end function fcbk_plugin_init


if ( ! function_exists ( 'fcbk_admin_head' ) ) {
	function fcbk_admin_head() {
		wp_register_style( 'fcbkStylesheet', plugins_url( 'css/style.css', __FILE__ ) );
		wp_enqueue_style( 'fcbkStylesheet' );
	}
}

/**
 * Add Open Graph protocol markup to 
 *
 * @since 1.0
 */
function fb_add_og_protocol() {
	global $post;

	$meta_tags = array(
		'http://ogp.me/ns#locale' => 'en_US',
		'http://ogp.me/ns#site_name' => get_bloginfo( 'name' ),
		'http://ogp.me/ns#type' => 'website'
	);
	
	if ( is_home() || is_front_page() ) {
		$meta_tags['http://ogp.me/ns#title'] = get_bloginfo( 'name' );
		$meta_tags['http://ogp.me/ns#description'] = get_bloginfo( 'description' );
	} else if ( is_single() ) {
		$post_type = get_post_type();
		$meta_tags['http://ogp.me/ns#type'] = 'article';
		$meta_tags['http://ogp.me/ns#url'] = apply_filters( 'rel_canonical', get_permalink() );
		if ( post_type_supports( $post_type, 'title' ) )
			$meta_tags['http://ogp.me/ns#title'] = get_the_title();
		if ( post_type_supports( $post_type, 'excerpt' ) ) {
			// thanks to Angelo Mandato (http://wordpress.org/support/topic/plugin-facebook-plugin-conflicts-with-powerpress?replies=16)
			// Strip and format the wordpress way, but don't apply any other filters which adds junk that ends up getitng stripped back out
			if ( !post_password_required($post) ) {
				// First lets get the post excerpt (shouldn't have any html, but anyone can enter anything...)
				$meta_tags['http://ogp.me/ns#description'] = fb_strip_and_format_desc ( $post );
			}
		}
		
		$meta_tags['http://ogp.me/ns/article#published_time'] = get_the_date('c');
		$meta_tags['http://ogp.me/ns/article#modified_time'] = get_the_modified_date('c');
		
		if ( post_type_supports( $post_type, 'author' ) && isset( $post->post_author ) )
			$meta_tags['http://ogp.me/ns/article#author'] = get_author_posts_url( $post->post_author );

		// add the first category as a section. all other categories as tags
		$cat_ids = get_the_category();
		
		if ( ! empty( $cat_ids ) ) {
			$cat = get_category( $cat_ids[0] );
			
			if ( ! empty( $cat ) )
				$meta_tags['http://ogp.me/ns/article#section'] = $cat->name;

			//output the rest of the categories as tags
			unset( $cat_ids[0] );
			
			if ( ! empty( $cat_ids ) ) {
				$meta_tags['http://ogp.me/ns/article#tag'] = array();
				foreach( $cat_ids as $cat_id ) {
					$cat = get_category( $cat_id );
					$meta_tags['http://ogp.me/ns/article#tag'][] = $cat->name;
					unset( $cat );
				}
			}
		}

		// add tags. treat tags as lower priority than multiple categories
		$tags = get_the_tags();
		
		if ( $tags ) {
			if ( ! array_key_exists( 'http://ogp.me/ns/article#tag', $meta_tags ) )
				$meta_tags['http://ogp.me/ns/article#tag'] = array();
				
			foreach ( $tags as $tag ) {
				$meta_tags['http://ogp.me/ns/article#tag'][] = $tag->name;
			}
		}

		// does current post type and the current theme support post thumbnails?
		if ( post_type_supports( $post_type, 'thumbnail' ) && function_exists( 'has_post_thumbnail' ) && has_post_thumbnail() ) {
			list( $post_thumbnail_url, $post_thumbnail_width, $post_thumbnail_height ) = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'full' );
			
			if ( ! empty( $post_thumbnail_url ) ) {
				$image = array( 'url' => $post_thumbnail_url );

				if ( ! empty( $post_thumbnail_width ) )
					$image['width'] = absint( $post_thumbnail_width );

				if ( ! empty($post_thumbnail_height) )
					$image['height'] = absint( $post_thumbnail_height );
					
				$meta_tags['http://ogp.me/ns#image'] = array( $image );
			}
		}
	}
	else if ( is_author() && isset( $post->post_author ) ) {
		$meta_tags['http://ogp.me/ns#type'] = 'profile';
		$meta_tags['http://ogp.me/ns/profile#first_name'] = get_the_author_meta( 'first_name', $post->post_author );
		$meta_tags['http://ogp.me/ns/profile#last_name'] = get_the_author_meta( 'last_name', $post->post_author );
		if ( is_multi_author() )
			$meta_tags['http://ogp.me/ns/profile#username'] = get_the_author_meta( 'login', $post->post_author );
	}
	else if ( is_page() ) {
		$meta_tags['http://ogp.me/ns#type'] = 'article';
		$meta_tags['http://ogp.me/ns#title'] = get_the_title();
		$meta_tags['http://ogp.me/ns#url'] = apply_filters( 'rel_canonical', get_permalink() );
	}

	$options = get_option( 'fb_options' );
	
	if ( ! empty( $options['app_id'] ) )
		$meta_tags['http://ogp.me/ns/fb#app_id'] = $options['app_id'];

	$meta_tags = apply_filters( 'fb_meta_tags', $meta_tags, $post );

	foreach ( $meta_tags as $property => $content ) {
		fb_output_og_protocol( $property, $content );
	}
}

function fb_strip_and_format_desc( $post ) {
	
	$desc_no_html = "";
	$desc_no_html = strip_shortcodes( $desc_no_html ); // Strip shortcodes first in case there is HTML inside the shortcode
        $desc_no_html = wp_strip_all_tags( $desc_no_html ); // Strip all html
        $desc_no_html = trim( $desc_no_html ); // Trim the final string, we may have stripped everything out of the post so this will make the value empty if that's the case

	// Check if empty, may be that the strip functions above made excerpt empty, doubhtful but we want to be 100% sure.
	if( empty($desc_no_html) ) {
		$desc_no_html = $post->post_content; // Start over, this time with the post_content
		$desc_no_html = strip_shortcodes( $desc_no_html ); // Strip shortcodes first in case there is HTML inside the shortcode
		$desc_no_html = str_replace(']]>', ']]>', $desc_no_html); // Angelo Recommendation, if for some reason ]]> happens to be in the_content, rare but We've seen it happen
		$desc_no_html = wp_strip_all_tags($desc_no_html);
		$excerpt_length = apply_filters('excerpt_length', 55);
		$excerpt_more = apply_filters('excerpt_more', ' ' . '[...]');
		$desc_no_html = wp_trim_words( $desc_no_html, $excerpt_length, $excerpt_more );
		$desc_no_html = trim($desc_no_html); // Trim the final string, we may have stripped everything out of the post so this will make the value empty if that's the case
	}
	
	$desc_no_html = str_replace( array( "\r\n", "\r", "\n" ), ' ',$desc_no_html); // I take it Facebook doesn't like new lines?
	return $desc_no_html;
}

function fb_output_og_protocol( $property, $content ) {
	if ( empty( $property ) || empty( $content ) )
		return;

	// array of property values or structured property
	if ( is_array( $content ) ) {
		foreach( $content as $structured_property => $content_value ) {
			// handle numeric keys from regular arrays
			// account for the special structured property of url which is equivalent to the root tag and sets up the structure
			if ( ! is_string( $structured_property ) || $structured_property === 'url' )
				fb_output_og_protocol( $property, $content_value );
			else
				fb_output_og_protocol( $property . ':' . $structured_property, $content_value );
		}
	}
	else {
		echo "\n";
	}
}

add_action( 'wp_head', 'fb_add_og_protocol' );

//Add language files
add_action( 'init', 'fcbk_plugin_init' );

add_action( 'wp_enqueue_scripts', 'fcbk_admin_head' );
add_action( 'admin_enqueue_scripts', 'fcbk_admin_head' );

// adds "Settings" link to the plugin action page
add_filter( 'plugin_action_links', 'fcbk_bttn_plgn_action_links', 10, 2 );

//Additional links on the plugin page
add_filter( 'plugin_row_meta', 'fcbk_bttn_plgn_links', 10, 2 );

//Calling a function add administrative menu.
add_action( 'admin_menu', 'fcbk_bttn_plgn_add_pages' );

//Add shortcode.
add_shortcode( 'fb_button', 'fcbk_bttn_plgn_shortcode' );

//Add settings links.
add_filter( 'the_content', 'fcbk_bttn_plgn_display_button' );