<?php /** * Name: OpenStreetMap * Description: Use OpenStreetMap for displaying locations. After activation the post location just beneath your avatar in your posts will link to OpenStreetMap. * Version: 1.3.1 * Author: Fabio <http://kirgroup.com/~fabrixxm> * Author: Mike Macgirvin <http://macgirvin.com/profile/mike> * Author: Klaus Weidenbach * */ require_once('include/cache.php'); function openstreetmap_install() { register_hook('render_location', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_location'); register_hook('generate_map', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_generate_map'); register_hook('generate_named_map', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_generate_named_map'); register_hook('page_header', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_alterheader'); logger("installed openstreetmap"); } function openstreetmap_uninstall() { unregister_hook('render_location', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_location'); unregister_hook('generate_map', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_generate_map'); unregister_hook('generate_named_map', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_generate_named_map'); unregister_hook('page_header', 'addon/openstreetmap/openstreetmap.php', 'openstreetmap_alterheader'); logger("removed openstreetmap"); } function openstreetmap_alterheader($a, &$navHtml) { $addScriptTag = '<script type="text/javascript" src="' . $a->get_baseurl() . '/addon/openstreetmap/openstreetmap.js"></script>' . "\r\n"; $a->page['htmlhead'] .= $addScriptTag; } /** * @brief Add link to a map for an item's set location/coordinates. * * If an item has coordinates add link to a tile map server, e.g. openstreetmap.org. * If an item has a location open it with the help of OSM's Nominatim reverse geocode search. * * @param mixed $a * @param array& $item */ function openstreetmap_location($a, &$item) { if(! (strlen($item['location']) || strlen($item['coord']))) return; /* * Get the configuration variables from the config. * @todo Separate the tile map server from the text-string to map tile server * since they apparently use different URL conventions. * We use OSM's current convention of "#map=zoom/lat/lon" and optional * ?mlat=lat&mlon=lon for markers. */ $tmsserver = get_config('openstreetmap', 'tmsserver'); if(! $tmsserver) $tmsserver = 'http://www.openstreetmap.org'; $nomserver = get_config('openstreetmap', 'nomserver'); if(! $nomserver) $nomserver = 'http://nominatim.openstreetmap.org/search.php'; $zoom = get_config('openstreetmap', 'zoom'); if(! $zoom) $zoom = 16; $marker = get_config('openstreetmap', 'marker'); if(! $marker) $marker = 0; $location = ''; $coord = ''; $location = $item['location']; $location = (($location && (! $item['coord'])) ? '<a target="map" title="' . $item['location'] . '" href="'.$nomserver . '?q=' . urlencode($item['location']) . '">' . $item['location'] . '</a>' : $location); if($item['coord']) { $coords = explode(' ', $item['coord']); if(count($coords) > 1) { $lat = urlencode(round($coords[0], 5)); $lon = urlencode(round($coords[1], 5)); $coord = '<a target="map" class="OSMMapLink" title="' . $item['coord'] . '" href="'. $tmsserver; if($marker > 0) $coord .= '?mlat=' . $lat . '&mlon=' . $lon; $coord .= '#map=' . intval($zoom) . '/' . $lat . '/' . $lon .'">Map</a>'; } } if(strlen($coord)) { if($location) $location .= ' <span class="smalltext">(' . $coord . ')</span>'; else $location = '<span class="smalltext">' . $coord . '</span>'; } $item['html'] = $location; } function openstreetmap_generate_named_map(&$a,&$b) { $nomserver = get_config('openstreetmap', 'nomserver'); if(! $nomserver) $nomserver = 'http://nominatim.openstreetmap.org/search.php'; $args = '?q=' . urlencode($b['location']) . '&format=json'; $x = z_fetch_url($nomserver . $args); if($x['success']) { $j = json_decode($x['body'],true); if($j && is_array($j) && $j[0]['lat'] && $j[0]['lon']) { $arr = array('lat' => $j[0]['lat'],'lon' => $j[0]['lon'],'location' => $b['location'], 'html' => ''); openstreetmap_generate_map($a,$arr); $b['html'] = $arr['html']; } } } function openstreetmap_generate_map(&$a,&$b) { $tmsserver = get_config('openstreetmap', 'tmsserver'); if(! $tmsserver) $tmsserver = 'http://www.openstreetmap.org'; if(strpos(z_root(),'https:') !== false) $tmsserver = str_replace('http:','https:',$tmsserver); $zoom = get_config('openstreetmap', 'zoom'); if(! $zoom) $zoom = 16; $marker = get_config('openstreetmap', 'marker'); if(! $marker) $marker = 0; $lat = $b['lat']; // round($b['lat'], 5); $lon = $b['lon']; // round($b['lon'], 5); logger('lat: ' . $lat, LOGGER_DATA); logger('lon: ' . $lon, LOGGER_DATA); $b['html'] = '<iframe style="width:100%; height:300px; border:1px solid #ccc" src="' . $tmsserver . '/export/embed.html?bbox=' . ($lon - 0.01) . '%2C' . ($lat - 0.01) . '%2C' . ($lon + 0.01) . '%2C' . ($lat + 0.01) ; $b['html'] .= '&layer=mapnik&marker=' . $lat . '%2C' . $lon . '" style="border: 1px solid black"></iframe><br/><small><a href="' . $tmsserver . '/?mlat=' . $lat . '&mlon=' . $lon . '#map=16/' . $lat . '/' . $lon . '">' . (($b['location']) ? escape_tags($b['location']) : t('View Larger')) . '</a></small>'; logger('generate_map: ' . $b['html'], LOGGER_DATA); } function openstreetmap_plugin_admin(&$a, &$o) { $t = get_markup_template("admin.tpl", "addon/openstreetmap/"); $tmsserver = get_config('openstreetmap', 'tmsserver'); if(! $tmsserver) $tmsserver = 'http://www.openstreetmap.org'; $nomserver = get_config('openstreetmap', 'nomserver'); if(! $nomserver) $nomserver = 'http://nominatim.openstreetmap.org/search.php'; $zoom = get_config('openstreetmap', 'zoom'); if(! $zoom) $zoom = 16; $marker = get_config('openstreetmap', 'marker'); if(! $marker) $marker = 0; $o = replace_macros($t, array( '$submit' => t('Submit'), '$tmsserver' => array('tmsserver', t('Tile Server URL'), $tmsserver, t('A list of <a href="http://wiki.openstreetmap.org/wiki/TMS" target="_blank">public tile servers</a>')), '$nomserver' => array('nomserver', t('Nominatim (reverse geocoding) Server URL'), $nomserver, t('A list of <a href="http://wiki.openstreetmap.org/wiki/Nominatim" target="_blank">Nominatim servers</a>')), '$zoom' => array('zoom', t('Default zoom'), $zoom, t('The default zoom level. (1:world, 18:highest, also depends on tile server)')), '$marker' => array('marker', t('Include marker on map'), $marker, t('Include a marker on the map.')), )); } function openstreetmap_plugin_admin_post(&$a) { $urltms = ((x($_POST, 'tmsserver')) ? notags(trim($_POST['tmsserver'])) : ''); $urlnom = ((x($_POST, 'nomserver')) ? notags(trim($_POST['nomserver'])) : ''); $zoom = ((x($_POST, 'zoom')) ? intval(trim($_POST['zoom'])) : '16'); $marker = ((x($_POST, 'marker')) ? intval(trim($_POST['marker'])) : '0'); set_config('openstreetmap', 'tmsserver', $urltms); set_config('openstreetmap', 'nomserver', $urlnom); set_config('openstreetmap', 'zoom', $zoom); set_config('openstreetmap', 'marker', $marker); info( t('Settings updated.') . EOL); }