. * * @category map * @package ark * @author Stuart Eve * @copyright 1999-2007 L - P : Partnership Ltd. * @license http://ark.lparchaeology.com/license * @link http://ark.lparchaeology.com/svn/php/map/map_functions2.php * @since File available since Release 0.6 */ // {{{ mkSingleMap() /** * makes an embedded map showing the geometry of a single item * * generates a stand-alone html that contains an Openlayers map zoomed and filtered to the * item. It uses the OGC filter functionality to filter a pre-defined WFS map. * NOTE: $ark_wms_map and $ark_wfs_map are globaled so need to be set * * @param array $wfs_layers the layer names (in the wfs map) to display and query * @param array $wms_layers the layer names (in the wms map) to display and query * @param string $item_val the itemval to search for * @param int $buffer an optional buffer value (in map units) * @param boolean $transclude value representing if the function is being called as part of a transclusion routine * @return string $var a fully resolved html string * @access public * @since 0.6 */ function mkSingleMap($wfs_layers, $wms_layers, $item_val, $buffer = FALSE, $transclude = FALSE) { global $ark_dir,$tilecache_path,$map_scales,$map_projection, $map_extents, $openlayers_path; if ($transclude){ $var = ' ARK Map'; $var .= " "; $var .= '"; $var .= "
"; $var .= ''; return ($var); }else{ $var = '
"; //$var .= ""; return ($var); } } // }}} // {{{ mkFilterMap() /** * makes an embedded map showing the results of a filter (or results_array()) * * generates a stand-alone html that contains an Openlayers map zoomed and filtered to the * the results array. It uses the OGC filter functionality to filter a pre-defined WMS map. * NOTE: $ark_dir, $tilecache_path and $map_scales are globaled so need to be set * * @param array $wfs_layers the layer names (in the wfs map) to display * @param array $wms_layers the layer names (in the wms map) to display * @param array $wms_qlayers the layer names (in the wms map) to query * @param array $results_array the results array * @param int $buffer an optional buffer value (in map units) to buffer the results * @param boolean $transclude value representing if the function is being called as part of a transclusion routine * @param mixed $filter optional filter name or id - if this is being transcluded then the filter needs to be built from scratch * @return string $var a fully resolved html string * @access public * @since 0.6 */ function mkFilterMap($wfs_layers, $wms_layers, $wfs_qlayers, $results_array, $buffer = FALSE, $transclude = FALSE, $filter = FALSE) { global $ark_dir, $lang, $tilecache_path,$map_scales,$map_projection, $map_extents, $openlayers_path; $wfs_query_path = $ark_dir . '/php/map/ark_wxs_server.php?'; //before we do anything if filter exists grab the filter and then run it if ($filter){ // RUN THE FILTER HERE AND GET THE RESULTS ARRAY } //now create the SLD file for the query layers if (!empty($results_array)) { $active_itemkeys = array(); $new_wfs_qlayers = array(); $total_results = count($results_array); $layer_num = 1 + round($total_results/10); foreach ($results_array as $key => $value) { if (!in_array($value['itemkey'],$active_itemkeys)) { $active_itemkeys[] = $value['itemkey']; } } if (!empty($active_itemkeys)) { foreach ($active_itemkeys as $key => $itemkey) { foreach ($wfs_qlayers as $key => $wfs_qlayer) { if (substr($itemkey,0,3) == substr($wfs_qlayer['name'],0,3)) { $new_wfs_qlayers[] = $wfs_qlayer; } } } } if (!empty($new_wfs_qlayers)) { $wfs_qlayers = $new_wfs_qlayers; } $sld_path = createSLDFile($wfs_qlayers,$results_array); } else { $sld_path = 'mapserver/templates/ark-query-sld.xml'; } if ($transclude && $layer_num > 0){ }elseif ($layer_num > 0){ $var = '
"; // $var .= ""; }else{ $var = "
Sorry, none of these results have queryable spatial data
"; } return ($var); } //} // }}} // {{{ mkMapView() /** * displays all of the layers as part of the map_view * * generates a stand-alone html that contains an Openlayers map zoomed and filtered to the * the results array. It uses the OGC filter functionality to filter a pre-defined WMS map. * NOTE: $ark_dir, $tilecache_path and $map_scales are globaled so need to be set * * @param array $mapview_layers the layer names (in the wfs map) to display * @param boolean $transclude value representing if the function is being called as part of a transclusion routine * @return string $var a fully resolved html string * @access public * @since 0.6 */ function mkMapView($mapview_layers, $transclude = FALSE) { global $ark_dir,$tilecache_path,$map_scales,$map_projection, $map_extents, $openlayers_path; $wfs_query_path = $ark_dir . '/php/map/ark_wxs_server.php?'; $sld_path = 'mapserver/templates/ark-query-sld.xml'; if ($transclude){ } $var = '
"; return ($var); } // }}} // {{{ createSLDFile() /** * writes an SLD file that styles the query results * * * @param array $wms_qlayers the layer names (in the wms map) to query * @param array $results_array the results array * @return string $sld_path the path to the sld file * @access public * @since 0.6 */ //DEV NOTE: This could probably be done better using the PHP XML libraries but I'm not sure about backward compatibility function createSLDFile($wms_qlayers, $results_array) { global $ark_dir, $user_id; $file = "mapserver/tmp/$user_id". rand() . '_' . rand($user_id, 5000) . '.xml'; $handler = fopen($file, 'w'); $var = ' '; foreach ($wms_qlayers as $key => $layer) { $count = count($results_array); $var .= " {$layer['name']} "; if ($count > 1) { $var .= ""; } foreach ($results_array as $key => $result) { if (substr($result['itemkey'],0,3) == substr($layer['name'],0,3)) { $var .= " ark_id {$result['itemval']} "; //flag that we have results from this itemkey $flag = TRUE; } } if (!isset($flag)) { //we have no results so set an impossible filter $var .= " ark_id 'NO RESULTS' "; } if ($count > 1) { $var .= ""; } $var .= ""; if ($layer['geom'] == 'pgn') { $var .= " #ff0000 #000000 "; } if ($layer['geom'] == 'pt') { $var .= " circle #ff0000 10 "; } if ($layer['geom'] == 'pl') { $var .= " #000000 "; } $var .= " "; } $var .= ''; fwrite($handler,$var); fclose($handler); return "http://192.168.0.61:8080/" . $ark_dir.'/'.$file; } // }}} // {{{ createWFSFilterString() /** * writes a string that can be used to filter a WFS layer * * * @param array $wfs_qlayer the layer name (in the wfs map) to query * @param array $results_array the results array * @return string $wfs_filter_string the string to append to the URL * @access public * @since 0.6 */ function createWFSFilterString($wfs_qlayer, $results_array) { $count = count($results_array); $var = "&FILTER="; if ($count > 1) { $var .= ""; } foreach ($results_array as $key => $result) { if (substr($result['itemkey'],0,3) == substr($wfs_qlayer['name'],0,3)) { $var .= "ark_id{$result['itemval']}"; } } if ($count > 1) { $var .= ""; } $var .= ""; return $var; } // }}} ?>