001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.actions;
003
004import static org.openstreetmap.josm.tools.I18n.tr;
005import static org.openstreetmap.josm.tools.I18n.trn;
006
007import java.awt.event.ActionEvent;
008import java.util.ArrayList;
009import java.util.Collection;
010import java.util.Iterator;
011import java.util.List;
012import java.util.regex.Pattern;
013
014import javax.swing.JOptionPane;
015
016import org.openstreetmap.josm.Main;
017import org.openstreetmap.josm.data.osm.OsmPrimitive;
018import org.openstreetmap.josm.gui.HelpAwareOptionPane;
019import org.openstreetmap.josm.gui.HelpAwareOptionPane.ButtonSpec;
020import org.openstreetmap.josm.gui.help.HelpUtil;
021import org.openstreetmap.josm.io.OsmApi;
022import org.openstreetmap.josm.tools.ImageProvider;
023import org.openstreetmap.josm.tools.OpenBrowser;
024import org.openstreetmap.josm.tools.Shortcut;
025
026public abstract class AbstractInfoAction extends JosmAction {
027
028    public AbstractInfoAction(boolean installAdapters) {
029        super(installAdapters);
030    }
031
032    public AbstractInfoAction(String name, String iconName, String tooltip, Shortcut shortcut, boolean register, String toolbarId, boolean installAdapters) {
033        super(name, iconName, tooltip, shortcut, register, toolbarId, installAdapters);
034    }
035
036    /**
037     * Replies the base URL for browsing information about about a primitive.
038     *
039     * @return the base URL, i.e. https://www.openstreetmap.org
040     */
041    public static String getBaseBrowseUrl() {
042        String baseUrl = Main.pref.get("osm-server.url", OsmApi.DEFAULT_API_URL);
043        Pattern pattern = Pattern.compile("/api/?$");
044        String ret = pattern.matcher(baseUrl).replaceAll("");
045        if (ret.equals(baseUrl)) {
046            Main.warn(tr("Unexpected format of API base URL. Redirection to info or history page for OSM object will probably fail. API base URL is: ''{0}''",baseUrl));
047        }
048        for (String prefix : new String[]{"http://api.openstreetmap.org/", "https://api.openstreetmap.org/"}) {
049            if (ret.startsWith(prefix)) {
050                ret = Main.getOSMWebsite() + "/" + ret.substring(prefix.length());
051                break;
052            }
053        }
054        return ret;
055    }
056
057    /**
058     * Replies the base URL for browsing information about a user.
059     *
060     * @return the base URL, i.e. https://www.openstreetmap.org/user
061     */
062    public static String getBaseUserUrl() {
063        String baseUrl = Main.pref.get("osm-server.url", OsmApi.DEFAULT_API_URL);
064        Pattern pattern = Pattern.compile("/api/?$");
065        String ret =  pattern.matcher(baseUrl).replaceAll("/user");
066        if (ret.equals(baseUrl)) {
067            Main.warn(tr("Unexpected format of API base URL. Redirection to user page for OSM user will probably fail. API base URL is: ''{0}''",baseUrl));
068        }
069        for (String prefix : new String[]{"http://api.openstreetmap.org/", "https://api.openstreetmap.org/"}) {
070            if (ret.startsWith(prefix)) {
071                ret = Main.getOSMWebsite() + "/" + ret.substring(prefix.length());
072                break;
073            }
074        }
075        return ret;
076    }
077
078    public static boolean confirmLaunchMultiple(int numBrowsers) {
079        String msg  = /* for correct i18n of plural forms - see #9110 */ trn(
080                "You are about to launch {0} browser window.<br>"
081                        + "This may both clutter your screen with browser windows<br>"
082                        + "and take some time to finish.",
083                "You are about to launch {0} browser windows.<br>"
084                        + "This may both clutter your screen with browser windows<br>"
085                        + "and take some time to finish.", numBrowsers, numBrowsers);
086        msg = "<html>" + msg + "</html>";
087        ButtonSpec[] spec = new ButtonSpec[] {
088                new ButtonSpec(
089                        tr("Continue"),
090                        ImageProvider.get("ok"),
091                        trn("Click to continue and to open {0} browser", "Click to continue and to open {0} browsers", numBrowsers, numBrowsers),
092                        null // no specific help topic
093                ),
094                new ButtonSpec(
095                        tr("Cancel"),
096                        ImageProvider.get("cancel"),
097                        tr("Click to abort launching external browsers"),
098                        null // no specific help topic
099                )
100        };
101        int ret = HelpAwareOptionPane.showOptionDialog(
102                Main.parent,
103                msg,
104                tr("Warning"),
105                JOptionPane.WARNING_MESSAGE,
106                null,
107                spec,
108                spec[0],
109                HelpUtil.ht("/WarningMessages#ToManyBrowsersToOpen")
110        );
111        return ret == 0;
112    }
113
114    protected void launchInfoBrowsersForSelectedPrimitives() {
115        List<OsmPrimitive> primitivesToShow = new ArrayList<>(getCurrentDataSet().getAllSelected());
116
117        // filter out new primitives which are not yet uploaded to the server
118        //
119        Iterator<OsmPrimitive> it = primitivesToShow.iterator();
120        while(it.hasNext()) {
121            if (it.next().isNew()) {
122                it.remove();
123            }
124        }
125
126        if (primitivesToShow.isEmpty()) {
127            JOptionPane.showMessageDialog(
128                    Main.parent,
129                    tr("Please select at least one already uploaded node, way, or relation."),
130                    tr("Warning"),
131                    JOptionPane.WARNING_MESSAGE
132            );
133            return;
134        }
135
136        // don't launch more than 10 browser instances / browser windows
137        //
138        int max = Math.min(10, primitivesToShow.size());
139        if (primitivesToShow.size() > max && ! confirmLaunchMultiple(primitivesToShow.size()))
140            return;
141        for(int i = 0; i < max; i++) {
142            OpenBrowser.displayUrl(createInfoUrl(primitivesToShow.get(i)));
143        }
144    }
145
146    @Override
147    public void actionPerformed(ActionEvent e) {
148        launchInfoBrowsersForSelectedPrimitives();
149    }
150
151    protected abstract String createInfoUrl(Object infoObject);
152
153    @Override
154    protected void updateEnabledState() {
155        setEnabled(getCurrentDataSet() != null && !getCurrentDataSet().getSelected().isEmpty());
156    }
157
158    @Override
159    protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
160        setEnabled(selection != null && !selection.isEmpty());
161    }
162}