<?php
/*
	Plugin Name: Google Group Map
	Plugin URI:
	Description: This plugin will embed a google map for buddypress groups.
	Author: Charl Kruger
	Author URI:
	Version: 1.0


    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/





//add css
function ggmap_header() {
	echo '<link rel="stylesheet" type="text/css" href="'.WP_PLUGIN_URL.'/google-group-map/google-group-map.css" media="screen" />'."\n";
}
add_action('wp_head', 'ggmap_header');

/*
===============================================================================

   group stuff

===============================================================================
*/

/* - HERE BEGINS THE CODE - */

// create the form to add the field for the map
function ggmap_add_map_form() {
	?>
	<label for="group-map"><?php _e( 'Group map co-ordinates', 'ggmap' ) ?></label>
	<input type="text" name="group-map" id="group-map" value="<?php echo ggmap_get_group_map() ?>" />
    <br /><em>Must be in decimal format seperated by a comma eg: -12.34567,12.34567</em>
    <br />Need <a title="gps helper" href="http://stevemorse.org/jcal/latlon.php" target="_blank">help</a> finding your co-ordinates?

	<?php

}
add_action( 'groups_custom_group_fields_editable', 'ggmap_add_map_form' );

// Save the map lat and long in the group meta
function ggmap_save_map( $group_id ) {
	global $bp;

	if($bp->groups->new_group_id)
		$id = $bp->groups->new_group_id;
	else
		$id = $group_id;

	if ( $_POST['group-map']  )
		groups_update_groupmeta( $id, 'ggmap_group_map', $_POST['group-map'] );
}

// Get or return the map lat and long
function ggmap_group_map() {
	echo ggmap_get_group_map();
}
	function ggmap_get_group_map( $group = false ) {
		global $groups_template;
		if ( !$group )
			$group =& $groups_template->group;
		$group_map = groups_get_groupmeta( $group->id, 'ggmap_group_map' );
		$group_map = stripcslashes( $group_map );
		return apply_filters( 'ggmap_get_group_map', $group_map );
	}

// show map in group header
function ggmap_show_map_in_header( $description ) {
	global $ggmap_show_map_in_header;
	if ( ggmap_get_group_map() && $ggmap_show_map_in_header ) {
		$description .= '<div class="ggmap-header">'. __('map', 'ggmap').': '. ggmap_make_map_for_group().'</div>';
	}
	return $description;
}

// show map for an individual group
function ggmap_make_map_for_group() {
	global $bp, $wpdb, $ggmap_args;

	$group_map = "
	<script type='text/javascript' src='http://maps.google.com/maps/api/js?sensor=false'></script>
	<script type='text/javascript'>
		function makeMap() {
			var latlng = new google.maps.LatLng(".ggmap_get_group_map().")

			var myOptions = {
				zoom: 15,
				center: latlng,
				streetViewControl: true,
				mapTypeControl: true,
				mapTypeControlOptions: {style: google.maps.MapTypeControlStyle.DROPDOWN_MENU},
				navigationControl: true,
				navigationControlOptions: {style: google.maps.NavigationControlStyle.SMALL},
				mapTypeId: google.maps.MapTypeId.ROADMAP

			};
			var map = new google.maps.Map(document.getElementById('GGM'), myOptions);

			var contentString = '<div class=\"infoWindow\">HI :D</div>';
			var infowindow = new google.maps.InfoWindow({
				content: contentString
			});

			var marker = new google.maps.Marker({
				position: latlng,
				map: map,
				title: ''
			});

			google.maps.event.addListener(marker, 'click', function() {
			  infowindow.open(map,marker);
			});
		}
		window.onload = makeMap;
	</script>

	<div id='GGM'></div>

	";

	return $group_map;
}
// add directions for an individual group
function ggmap_make_directions_for_group() {
	global $bp, $wpdb, $ggmap_args;

		$directionsto = "<form method=\"get\" action=\"http://maps.google.com/maps\"target="._blank."><input type=\"hidden\" name=\"daddr\" value=\"".ggmap_get_group_map()."\" /><input type=\"text\" class=\"text\" name=\"saddr\" /><input type=\"submit\" class=\"submit\" value=\"Get directions\" /></form>
		<em>*enter your current location</em>";

		return $directionsto;
}


add_action( 'groups_create_group_step_save_group-details', 'ggmap_save_map' );
add_action( 'groups_details_updated', 'ggmap_save_map' );




/*
===============================================================================

	Google Group Extension API - Map tab

===============================================================================
*/


class Google_Group_Extension extends BP_Group_Extension {

var $enable_create_step = false;
var $enable_edit_item = false;


	function google_group_extension() {
		$this->name = 'Map';
		$this->slug = 'map';

		$this->create_step_position = 21;
		$this->nav_item_position = 31;
	}

	function display() {
			global $bp;
		echo '<div class="ggmap-map">'. __('', 'ggmap').' '. ggmap_make_map_for_group().'</div>';
		echo '<div class="ggmap-directions">'. __('', 'ggmap').' '. ggmap_make_directions_for_group().'</div>';
	}

}
bp_register_group_extension( 'Google_Group_Extension' );




/*
===============================================================================

   insert styles into <head>

===============================================================================
*/





	add_action ('wp_head', 'printStyles');

	function printStyles() {
		print "<!-- styles for Simple Google Map -->\n<style type='text/css'>\n";
		print "#GGM {width:100%; height:300px;}
#GGM .infoWindow {line-height:13px; font-size:10px;}
#GGM input {margin:4px 4px 0 0; font-size:10px;}
#GGM input.text {border:solid 1px #ccc; background-color:#fff; padding:2px;}";
		print "\n</style>\n<!-- end styles for Simple Google Map -->\n";
	}






?>