<?php
/* $id$ */
/**
* @file
* GMap Location module is a module to add some gmap funcationality based on location.modules information.
*
* The main functions are to provide a map showing all of the nodes or users that have location information on a map.
*
*/
/**
* Implementation of hook_help.
*
*/
function gmap_location_help($section) {
switch ($section) {
case 'admin/modules#description':
return t('Display location.module information on Google Maps (needs gmap.module)');
}
}
/**
* Implementation of hook_perm.
*
*/
function gmap_location_perm() {
return array('show user map', 'user locations', 'show node map');
}
/**
* Implementation of hook_menu.
*
*/
function gmap_location_menu($may_cache) {
$items=array();
if ($may_cache) {
$items[] = array('path' => 'map/users',
'type' => MENU_NORMAL_ITEM,
'title' => t('User locations'),
'access' => user_access('show user map'),
'callback' => 'gmap_location_users_page');
$items[] = array('path' => 'map/node',
'type' => MENU_NORMAL_ITEM,
'title' => t('Node locations'),
'access' => user_access('show node map'),
'callback' => 'gmap_location_node_page');
}
return $items;
}
/**
* Draws a page with a google map that has all of the site users.
*
*/
function gmap_location_users_page() {
global $user, $base_url;
$output .='<p>'.variable_get('gmap_user_map_header', t('This map illustrates the extent of users of this website. Each marker indicates a user that has entered their locations.'))."</p>\n";
$result=db_query("SELECT * FROM {location} WHERE (longitude !=0 OR latitude !=0) AND type='user'");
$thismap = gmap_parse_macro(variable_get('gmap_user_map', '[gmap|id=usermap|center=30,0|zoom=2|width=100%|height=400px]'));
if (empty($thismap['markers'])) {
$thismap['markers']=array();
}
while ($u=db_fetch_object($result)) {
if (user_access('user locations')) {
$account = user_load(array('uid' => $u->oid));
$newmarker['label'] = theme('user_picture', $account);
$newmarker['label'] .= theme('username', $account);
$newmarker['point']= $u->latitude.','.$u->longitude;
$newmarker['markername']=variable_get('gmap_user_map_marker', 'drupal');
$newmarker['tooltip']=check_plain($account->name);
}
else {
$newmarker['point']= $u->latitude.', '.$u->longitude;
$newmarker['markername']=variable_get('gmap_user_map_marker', 'drupal');
}
$thismap['markers'][]=$newmarker;
}
$output .= '<p>'.gmap_draw_map($thismap);
if ($user->uid>0) {
$output .= '<p>'.t('To add/change your location to the user map, ').l(t('edit your location'),'user/'.$user->uid.'/edit/gmap_user');
}
return $output;
}
/**
* Draws a page with a google map with the node on it, or if no node is set all of the nodes on it.
*
* @param $nn
* The node number to draw on the map. If this is not set, or is null then all of the nodes will be drawn.
*/
function gmap_location_node_page($nn=null) {
if ($nn && $n=node_load($nn)){
if (node_access('view',$n)) {
$output .='<p>'.variable_get('gmap_node_map_header', t('This map illustrates the extent of nodes of this website. '))."</p>\n";
$thismap = gmap_parse_macro(variable_get('gmap_node_map', '[gmap|id=nodemap|center=30,0|zoom=2|width=100%|height=400px]'));
$thismap = gmap_location_node_map($n,$thismap);
$output .= '<p>'.gmap_draw_map($thismap);
return $output;
}
else { //access denied
return drupal_access_denied();
}
}
$output .='<p>'.variable_get('gmap_node_map_header', t('This map illustrates the extent of users of this website. Each marker indicates a user that has entered their locations.'))."</p>\n";
$result=db_query("SELECT * FROM {location} WHERE (longitude!=0 OR latitude !=0) AND type='node'");
$thismap = gmap_parse_macro(variable_get('gmap_node_map', '[gmap|id=usermap|center=30,0|zoom=2|width=100%|height=400px]'));
if (empty($thismap['markers'])) {
$thismap['markers']=array();
}
while ($locn=db_fetch_object($result)) {
$n=node_load(array('vid'=>$locn->oid));
if ($n && node_access('view',$n)) {
$newmarker=array();
switch ($n->type) {
case 'acidfree':
//$newmarker['label'] = '<a href="'.url('node/'.$locn->oid).'">'.$n->title.'</a> ';
$newmarker['label'] = strtr(theme_acidfree_print_thumb_photo($n),"'\n",'" '); //<table><tr><td> </td></tr></table>
$newmarker['winwidth'] = (variable_get('acidfree_thumb_dim', IMAGE_THUMB_SIZE)+40).'px';
// strtr($newmarker['label'],"'\n",'" ');
break;
case 'image':
$newmarker['label'] = '<a href="'.url('node/'.$n->nid).'">'.check_plain($n->title).'</a> <br>';
$newmarker['label'] .= image_display($n,'thumbnail');
break;
default:
$newmarker['label'] = strtr(theme('node',$n,true),"'\n\r",'" '); //make sure it all goes on one line.
}
$newmarker['point']= $locn->latitude.','.$locn->longitude;
$newmarker['markername']=variable_get('gmap_node_map_marker_'.$n->type, '');
$newmarker['tooltip']=$n->title;
$thismap['markers'][]=$newmarker;
}
}
$output .= '<p>'.gmap_draw_map($thismap);
return $output;
}
/**
* Implementation of hook_settings.
*
*/
function gmap_location_settings() {
$form['user']=array('#type' => 'fieldset', '#title' => t('Location settings for users'));
$form['user']['gmap_user_map']=array('#type'=>'textfield',
'#title'=>t('Default user map'),
'#default_value'=>variable_get('gmap_user_map', '[gmap |id=usermap|center=40,0|zoom=3|width=100%|height=400px]'),
'#size'=>50,
'#maxlength'=>500,
'#description'=>t('The gmap macro where the user information will be diplayed on.'));
$form['user']['gmap_user_map_header']=array('#type'=>'textarea',
'#title'=>t('Text at the top of the map/users page'),
'#default_value'=>variable_get('gmap_user_map_header', t('This map illustrates the extent of users of this website. Each marker indicates a user that has entered their locations.')),
'#cols'=>50,
'#rows'=>6 );
$form['user']['gmap_user_map_marker']=array('#type'=>'textfield',
'#title'=>t('Marker for users'),
'#default_value'=>variable_get('gmap_user_map_marker', 'drupal'),
'#size'=>50);
$form['node']=array('#type' => 'fieldset', '#title' => t('Location settings for nodes'));
$form['node']['gmap_node_map']=array('#type'=>'textfield',
'#title'=>t('Default node map'),
'#default_value'=>variable_get('gmap_node_map',
'[gmap |id=nodemap|center=40,0|zoom=3|width=100%|height=400px]'),
'#size'=>50,
'#maxlength'=>500,
'#description'=>t('The gmap macro where the user information will be diplayed on.'));
$form['node']['gmap_node_map_header']=array('#type'=>'textarea',
'#title'=>t('Text at the top of the map/nodes page'),
'#default_value'=>variable_get('gmap_node_map_header', t('This map illustrates the locations of the nodes on this website. Each marker indicates a node associated with a specific location.')),
'#cols'=>50,
'#rows'=>6 );
//change these to allow arbitrary node types
$ntypes=node_get_types();
foreach ($ntypes as $key => $value) {
if (variable_get('location_'. $key, 0)) {
$form['node']['gmap_node_map_marker_'.$key]=array('#type'=>'textfield',
'#title'=>t('Marker for '.$value),
'#default_value'=>variable_get('gmap_node_map_marker_'.$key, ''),
'#size'=>50);
}
}
return $form;
}
function gmap_location_block($op = 'list', $delta = 0, $edit = array()) {
// The $op parameter determines what piece of information is being requested.
switch ($op) {
case 'list':
$blocks[0]['info'] = t('Location map');
return $blocks;
case 'configure':
$form = array();
if ($delta == 0) {
$form['gmap_location_block_macro'] = array(
'#type' => 'textfield',
'#title' => t('Map Macro'),
'#size' => 60,
'#maxlength'=>500,
'#description' => t('A macro to be used as a base map for the location block. This map will be recentered on the location, so the center is not that important. <p>Alternate base map macros can be entered for a specific node type below.'),
'#default_value' =>
variable_get('gmap_location_block_macro', '[gmap |id=block0|zoom=10 |width=100% |height=200px |control=Small |type=Map] '),
);
$ntypes=node_get_types();
foreach ($ntypes as $key => $value) {
if (variable_get('location_'. $key, 0)) {
$form['gmap_location_block_macro_'.$key]=array(
'#type' => 'textfield',
'#title' => t('Map Macro for '.$value),
'#size' => 60,
'#maxlength'=>500,
'#default_value' => variable_get('gmap_location_block_macro_'.$key, ''), );
}
}
}
return $form;
case 'save':
if ($delta == 0) {
// Have Drupal save the string to the database.
variable_set('gmap_location_block_macro', $edit['gmap_location_block_macro']);
$ntypes=node_get_types();
foreach ($ntypes as $key => $value) {
if (variable_get('location_'. $key, 0)) {
variable_set('gmap_location_block_macro_'.$key,$edit['gmap_location_block_macro_'.$key]);
}
}
}
return;
case 'view': default:
// If $op is "view", then we need to generate the block for display
// purposes. The $delta parameter tells us which block is being requested.
switch ($delta) {
case 0:
// The subject is displayed at the top of the block. Note that it
// should be passed through t() for translation.
$path = drupal_get_normal_path($_GET['q']);
list($node, $nid) = array_values(explode('/', $path));
if ($node == 'node') {
$block=gmap_location_block_view($nid);
}
break;
}
return $block;
}
}
function gmap_location_block_view($nid) {
$block=array();
$node = node_load(array('nid' => $nid));
if (isset( $node->location['latitude']) && isset($node->location['longitude'])) {
$block['subject'] = t('Location');
if (strlen(variable_get('gmap_location_block_macro_'.$node->type, '')) > 0) {
$macro=variable_get('gmap_location_block_macro_'.$node->type, '');
}
else {
$macro=variable_get('gmap_location_block_macro', '[gmap |id=block0|zoom=10 |width=100% |height=200px |control=Small |type=Map] ');
}
$block['content'] = gmap_draw_map(gmap_location_map_add_node( gmap_parse_macro($macro),$node));
}
return $block;
}
/**
* Adds the location information from a node for a gmap.
*
* @param $n
* The node number to add to the map.
*
* @param $thismap
* A gmap var with the map that will be used as the basemap
*
* @return
* A gmap centred on the
*/
function gmap_location_node_map($n,$thismap){
switch ($n->type) {
case 'acidfree':
if (isset($n->location['latitude']) && isset($n->location['longitude'])){
$label = theme_acidfree_print_thumb_photo($n); //<table><tr><td> </td></tr></table>
$label = '<div style="width:140px;">'.strtr($label,"'\n",'" ').'</div>';
$thismap = gmap_location_map_add_node($thismap, $n, $label);
}
break;
case 'image':
$label=image_display($n,'thumbnail');
$thismap = gmap_location_map_add_node($thismap, $n, $label);
break;
case 'og':
if (isset($n->location['latitude']) && isset($n->location['longitude'])){
$label = strtr(theme('node',$n,true),"'\n\r",'" '); //make sure it all goes on one line.
$thismap = gmap_location_map_add_node($thismap, $n, $label);
}
$result=db_query(og_list_users_sql(), $n->nid);
while ($user = db_fetch_object($result)) {
if (isset($user->location['latitude']) && isset($user->location['longitude'])) {
if (user_access('user locations')) {
$newmarker['label'] = theme('user_picture', $user);
$newmarker['label'] .= theme('username', $user);
$newmarker['point']= $n->location['latitude'].','.$n->location['longitude'];
$newmarker['markername']=variable_get('gmap_user_map_marker', 'drupal');
}
}
else {
$newmarker['point']= $u->latitude.', '.$u->longitude;
}
}
break;
default:
if (isset($n->location['latitude']) && isset($n->location['longitude'])) {
$label = strtr(theme('node',$n,true),"'\n\r",'" '); //make sure it all goes on one line.
$thismap = gmap_location_map_add_node($thismap, $n, $label);
}
}
return $thismap;
}
function gmap_location_map_add_node($basemap, $node, $label='') {
if (empty($basemap['markers'])) {
$thismap['markers']=array();
}
$newmarker['point']= $node->location['latitude'].','.$node->location['longitude'];
$newmarker['markername']=variable_get('gmap_node_map_marker_'.$node->type, '');
$newmarker['label']=$label;
$basemap['markers'][]=$newmarker;
$basemap['center']= $node->location['latitude'].','.$node->location['longitude'];
return $basemap;
}