]> sipb.mit.edu Git - ikiwiki.git/blobdiff - IkiWiki/Plugin/osm.pm
osm: optimization: do not create duplicate styles
[ikiwiki.git] / IkiWiki / Plugin / osm.pm
index 8bf6ae93b6034d87197702145e965460ca0d866a..466006cbfb9463abd0bc7df481bbec064904d895 100644 (file)
@@ -60,6 +60,46 @@ sub getsetup () {
                        safe => 0,
                        rebuild => 1,
                },
+               osm_openlayers_url => {
+                       type => "string",
+                       example => "http://www.openlayers.org/api/OpenLayers.js",
+                       description => "Url for the OpenLayers.js file",
+                       safe => 0,
+                       rebuild => 1,
+               },
+               osm_layers => {
+                       type => "string",
+                       example => { 'OSM', 'GoogleSatellite' },
+                       description => "Layers to use in the map. Can be either the 'OSM' string or a type option for Google maps (GoogleNormal, GoogleSatellite, GoogleHybrid or GooglePhysical). It can also be an arbitrary URL in a syntax acceptable for OpenLayers.Layer.OSM.url parameter.",
+                       safe => 0,
+                       rebuild => 1,
+               },
+               osm_google_apikey => {
+                       type => "string",
+                       example => "",
+                       description => "Google maps API key, Google layer not used if missing, see https://code.google.com/apis/console/ to get an API key",
+                       safe => 1,
+                       rebuild => 1,
+               },
+}
+
+sub register_rendered_files {
+       my $map = shift;
+       my $page = shift;
+       my $dest = shift;
+
+       if ($page eq $dest) {
+               my %formats = get_formats();
+               if ($formats{'GeoJSON'}) {
+                       will_render($page, "$map/pois.json");
+               }
+               if ($formats{'CSV'}) {
+                       will_render($page, "$map/pois.txt");
+               }
+               if ($formats{'KML'}) {
+                       will_render($page, "$map/pois.kml");
+               }
+       }
 }
 
 sub preprocess {
@@ -98,6 +138,8 @@ sub preprocess {
                );
        }
 
+       register_rendered_files($map, $page, $dest);
+
        $pagestate{$page}{'osm'}{$map}{'displays'}{$name} = {
                height => $height,
                width => $width,
@@ -108,6 +150,7 @@ sub preprocess {
                lat => $lat,
                lon => $lon,
                href => $href,
+               google_apikey => $config{'osm_google_apikey'},
        };
        return "<div id=\"mapdiv-$name\"></div>";
 }
@@ -150,18 +193,7 @@ sub process_waypoint {
        }
        $icon = urlto($icon, $dest, 1);
        $tag = '' unless $tag;
-       if ($page eq $dest) {
-               my %formats = get_formats();
-               if ($formats{'GeoJSON'}) {
-                       will_render($page, "$map/pois.json");
-               }
-               if ($formats{'CSV'}) {
-                       will_render($page, "$map/pois.txt");
-               }
-               if ($formats{'KML'}) {
-                       will_render($page, "$map/pois.kml");
-               }
-       }
+       register_rendered_files($map, $page, $dest);
        $pagestate{$page}{'osm'}{$map}{'waypoints'}{$name} = {
                page => $page,
                desc => $desc,
@@ -325,59 +357,31 @@ sub writekml($;$) {
        eval q{use XML::Writer};
        error $@ if $@;
        foreach my $map (keys %waypoints) {
-
-=pod
-Sample placemark:
-
-<?xml version="1.0" encoding="UTF-8"?>
-<kml xmlns="http://www.opengis.net/kml/2.2">
-  <Placemark>
-    <name>Simple placemark</name>
-    <description>Attached to the ground. Intelligently places itself 
-       at the height of the underlying terrain.</description>
-    <Point>
-      <coordinates>-122.0822035425683,37.42228990140251,0</coordinates>
-    </Point>
-  </Placemark>
-</kml>
-
-Sample style:
-
-
-        <Style id="sh_sunny_copy69">
-                <IconStyle>
-                        <scale>1.4</scale>
-                        <Icon>
-                                <href>http://waypoints.google.com/mapfiles/kml/shapes/sunny.png</href>
-                        </Icon>
-                        <hotSpot x="0.5" y="0.5" xunits="fraction" yunits="fraction"/>
-                </IconStyle>
-                <LabelStyle>
-                        <color>ff00aaff</color>
-                </LabelStyle>
-        </Style>
-
-
-=cut
-
                my $output;
                my $writer = XML::Writer->new( OUTPUT => \$output,
                        DATA_MODE => 1, ENCODING => 'UTF-8');
                $writer->xmlDecl();
                $writer->startTag("kml", "xmlns" => "http://www.opengis.net/kml/2.2");
+               $writer->startTag("Document");
 
                # first pass: get the icons
+               my %tags_map = (); # keep track of tags seen
                foreach my $name (keys %{$waypoints{$map}}) {
                        my %options = %{$waypoints{$map}{$name}};
-                       $writer->startTag("Style", id => $options{tag});
-                       $writer->startTag("IconStyle");
-                       $writer->startTag("Icon");
-                       $writer->startTag("href");
-                       $writer->characters($options{icon});
-                       $writer->endTag();
-                       $writer->endTag();
-                       $writer->endTag();
-                       $writer->endTag();
+                       if (!$tags_map{$options{tag}}) {
+                           debug("found new style " . $options{tag});
+                           $tags_map{$options{tag}} = ();
+                           $writer->startTag("Style", id => $options{tag});
+                           $writer->startTag("IconStyle");
+                           $writer->startTag("Icon");
+                           $writer->startTag("href");
+                           $writer->characters($options{icon});
+                           $writer->endTag();
+                           $writer->endTag();
+                           $writer->endTag();
+                           $writer->endTag();
+                       }
+                       $tags_map{$options{tag}}{$name} = \%options;
                }
        
                foreach my $name (keys %{$waypoints{$map}}) {
@@ -424,6 +428,7 @@ Sample style:
                        $writer->endTag();
                }
                $writer->endTag();
+               $writer->endTag();
                $writer->end();
 
                writefile("pois.kml", $config{destdir} . "/$map", $output);
@@ -535,6 +540,7 @@ sub cgi($) {
                zoom => "urlParams['zoom']",
                fullscreen => 1,
                editable => 1,
+               google_apikey => $config{'osm_google_apikey'},
        );
        print "</script>";
        print "</body></html>";
@@ -544,9 +550,14 @@ sub cgi($) {
 
 sub embed_map_code(;$) {
        my $page=shift;
-       return '<script src="http://www.openlayers.org/api/OpenLayers.js" type="text/javascript" charset="utf-8"></script>'.
+       my $olurl = $config{osm_openlayers_url} || "http://www.openlayers.org/api/OpenLayers.js";
+       my $code = '<script src="'.$olurl.'" type="text/javascript" charset="utf-8"></script>'."\n".
                '<script src="'.urlto("ikiwiki/osm.js", $page).
                '" type="text/javascript" charset="utf-8"></script>'."\n";
+       if ($config{'osm_google_apikey'}) {
+           $code .= '<script src="http://maps.google.com/maps?file=api&amp;v=2&amp;key='.$config{'osm_google_apikey'}.'&sensor=false" type="text/javascript" charset="utf-8"></script>';
+       }
+       return $code;
 }
 
 sub map_setup_code($;@) {
@@ -554,6 +565,8 @@ sub map_setup_code($;@) {
        my $name=shift;
        my %options=@_;
 
+       my $mapurl = $config{osm_map_url};
+
        eval q{use JSON};
        error $@ if $@;
                                
@@ -570,6 +583,11 @@ sub map_setup_code($;@) {
                $options{'kmlurl'} = urlto($map."/pois.kml");
        }
 
+       if ($mapurl) {
+               $options{'mapurl'} = $mapurl;
+       }
+        $options{'layers'} = $config{osm_layers};
+
        return "mapsetup('mapdiv-$name', " . to_json(\%options) . ");";
 }