[919] | 1 | /**
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| 2 | * JfxBrowserActions.java
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| 3 | * Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
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| 4 | *
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| 5 | * This program is free software: you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation, either version 3 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 |
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[748] | 19 | package org.expeditee.actions;
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| 20 |
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[855] | 21 | import java.io.IOException;
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| 22 | import java.io.InputStreamReader;
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| 23 | import java.net.HttpURLConnection;
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| 24 | import java.net.URL;
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| 25 | import java.net.URLEncoder;
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| 26 | import java.util.ArrayList;
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| 27 |
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[1102] | 28 | import org.expeditee.gio.EcosystemManager;
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| 29 | import org.expeditee.gio.gesture.StandardGestureActions;
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| 30 | import org.expeditee.gui.DisplayController;
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[748] | 31 | import org.expeditee.gui.Frame;
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| 32 | import org.expeditee.gui.FrameIO;
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[845] | 33 | import org.expeditee.gui.FrameUtils;
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[748] | 34 | import org.expeditee.gui.FreeItems;
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| 35 | import org.expeditee.gui.MessageBay;
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| 36 | import org.expeditee.io.WebParser;
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| 37 | import org.expeditee.items.Item;
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[855] | 38 | import org.expeditee.items.Picture;
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[748] | 39 | import org.expeditee.items.Text;
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[1102] | 40 | import org.expeditee.items.widgets.Widget;
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[748] | 41 | import org.expeditee.items.widgets.JfxBrowser;
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| 42 | import org.expeditee.settings.network.NetworkSettings;
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[855] | 43 | import org.json.simple.JSONObject;
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| 44 | import org.json.simple.parser.JSONParser;
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| 45 | import org.json.simple.parser.ParseException;
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[748] | 46 |
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| 47 |
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| 48 |
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| 49 | /**
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| 50 | * A list of Actions used with the JFX Browser widget
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| 51 | *
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| 52 | */
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| 53 | public class JfxBrowserActions {
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| 54 |
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| 55 | /**
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| 56 | * Launches items.widgets.JfxBrowser and uses Text item as URL.
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| 57 | * @param text Text item which passes contents as URL for browser.
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| 58 | * @throws Exception
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| 59 | */
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| 60 | public static void startBrowser(Item text) throws Exception {
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| 61 | if (!(text instanceof Text)) {
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| 62 | MessageBay.errorMessage("Must be a text item.");
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| 63 | return;
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| 64 | }
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| 65 | if(text.getLink() != null) {
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| 66 | MessageBay.errorMessage("Text item cannot have link.");
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| 67 | return;
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| 68 | }
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| 69 |
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| 70 | Text wt = new Text("@iw:org.expeditee.items.widgets.JfxBrowser"); // create new text item for browser widget
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| 71 |
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| 72 | if(FreeItems.textOnlyAttachedToCursor()) { // navigates to url specified by the text item
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| 73 | wt.appendText(":" + text.getText());
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| 74 | } else {
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| 75 | wt.appendText(":http://www.waikato.ac.nz");
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| 76 | }
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| 77 |
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| 78 | FreeItems.getInstance().clear(); // remove url text from cursor
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| 79 |
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[1102] | 80 | wt.setParent(DisplayController.getCurrentFrame()); // set parent of text source for InteractiveWidget.createWidget()
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| 81 | wt.setXY(DisplayController.getMouseX(), DisplayController.getMouseY());
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[813] | 82 |
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[748] | 83 | // create widget from text item
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[1102] | 84 | JfxBrowser browser = (JfxBrowser) Widget.createWidget(wt);
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[748] | 85 |
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[1102] | 86 | StandardGestureActions.pickup(browser.getItems()); // attach browser widget to mouse
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[748] | 87 | }
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| 88 |
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| 89 | /**
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| 90 | * Text item becomes link to new frame containing items.widgets.JfxBrowser and uses Text item as URL for browser.
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| 91 | * @param text Text item which passes contents as URL for browser and becomes link to the browser's new frame.
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| 92 | * @throws Exception
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| 93 | */
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| 94 | public static void startBrowserNewFrame(Item text) throws Exception {
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| 95 | if (!(text instanceof Text)) {
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| 96 | MessageBay.errorMessage("Must be a text item.");
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| 97 | return;
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| 98 | }
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| 99 | if(text.getLink() != null) { // text item can't already have a link
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| 100 | MessageBay.errorMessage("Text item already has link.");
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| 101 | return;
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| 102 | }
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| 103 |
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| 104 | // If no text with url is passed to action create a new text item with http://www.waikato.ac.nz for a default url
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| 105 | if(!FreeItems.textOnlyAttachedToCursor()) {
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[1102] | 106 | text = DisplayController.getCurrentFrame().addText(DisplayController.getMouseX(), DisplayController.getMouseY(),
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[748] | 107 | NetworkSettings.HomePage.get(), null);
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[1102] | 108 | text.setParent(DisplayController.getCurrentFrame()); // set parent of text source for InteractiveWidget.createWidget()
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| 109 | StandardGestureActions.pickup(text); // Attach new text link to cursor
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[748] | 110 | }
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| 111 |
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| 112 | // Create JfxBrowser widget on a new frame
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| 113 | Frame frame = FrameIO.CreateNewFrame(text); // create new frame for browser
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[1415] | 114 | frame.removeAllItems(frame.getSortedItems());
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[748] | 115 | text.setLink("" + frame.getNumber()); // link this text item to new frame
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[813] | 116 |
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[748] | 117 | // Create widget via text annotation
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[813] | 118 | Text wt = frame.addText(0, 0, "@iw: org.expeditee.items.widgets.JfxBrowser "
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[876] | 119 | + ("--anchorLeft 0 --anchorRight 0 --anchorTop 0 --anchorBottom 0 ")
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[1102] | 120 | + EcosystemManager.getGraphicsManager().getWindowSize().getWidth() + " " + EcosystemManager.getGraphicsManager().getWindowSize().getHeight()
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[813] | 121 | + " : " + text.getText(), null);
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| 122 |
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[1102] | 123 | Widget.createWidget(wt);
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[748] | 124 |
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| 125 | FrameIO.SaveFrame(frame); // save frame to disk
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| 126 | }
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| 127 |
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| 128 | public static void parsePage(Item text) throws Exception {
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| 129 | if (!(text instanceof Text) || !FreeItems.textOnlyAttachedToCursor()) {
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| 130 | MessageBay.errorMessage("Must provide a text item.");
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| 131 | return;
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| 132 | }
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| 133 | if(text.getLink() != null) { // text item can't already have a link
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| 134 | MessageBay.errorMessage("Text item already has link.");
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| 135 | return;
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| 136 | }
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| 137 |
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| 138 | // Create JfxBrowser widget on a new frame
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| 139 | Frame frame = FrameIO.CreateNewFrame(text); // create new frame for browser
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| 140 | text.setLink("" + frame.getNumber()); // link this text item to new frame
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| 141 | frame.addText(100, 100, "test", null);
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| 142 |
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| 143 | WebParser.parseURL(text.getText(), frame);
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| 144 | System.out.println(text.getText());
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| 145 | }
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| 146 |
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| 147 | public static void gotoURL(Text link, String URL) {
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| 148 | Frame frame = FrameIO.CreateNewFrame(link);
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| 149 | link.setAction(null);
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| 150 | link.setLink("" + frame.getNumber());
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| 151 |
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| 152 | WebParser.parseURL(URL, frame);
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| 153 |
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| 154 | frame.change();
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| 155 |
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| 156 | FrameIO.SaveFrame(frame);
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| 157 | }
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[845] | 158 |
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| 159 | /**
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| 160 | * Creates a frame containing a JFXBrowser pointed to the specified URL, then navigates to that frame
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| 161 | *
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| 162 | * @param link
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| 163 | * Item that will link to the new frame
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| 164 | * @param url
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| 165 | * URL to load in the Web Browser of the new frame
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| 166 | * @throws Exception
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| 167 | */
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[887] | 168 | public static void createFrameWithBrowser(Item link, String url) throws Exception {
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[845] | 169 | Frame frame = FrameIO.CreateNewFrame(link);
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[1415] | 170 | frame.removeAllItems(frame.getSortedItems());
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[887] | 171 |
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[845] | 172 | link.setLink("" + frame.getNumber());
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| 173 | link.setAction(null);
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| 174 |
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| 175 | // Create widget via text annotation
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[1258] | 176 | frame.addText(10, 10, "@iw: org.expeditee.items.widgets.JfxBrowser " + (int) (DisplayController.getFramePaintAreaWidth() * 0.9) + " "
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| 177 | + (int) (DisplayController.getFramePaintAreaHeight() * 0.9) + " : " + url, null);
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[845] | 178 |
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| 179 | FrameIO.SaveFrame(frame);
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| 180 |
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| 181 | FrameUtils.DisplayFrame(link.getAbsoluteLink());
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| 182 | }
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[855] | 183 |
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| 184 | /**
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| 185 | * Uses the DuckDuckGo search API to provide short answers (e.g. definitions
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| 186 | *
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| 187 | * @param input
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| 188 | */
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| 189 | public static void askTheDuck(Text input) {
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| 190 |
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| 191 | final String query = input.getText();
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| 192 | System.out.println(query);
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| 193 | input.delete();
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| 194 |
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| 195 |
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| 196 | final JSONParser parser = new JSONParser();
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| 197 |
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| 198 |
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| 199 | new Thread(new Runnable() {
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| 200 |
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| 201 | @Override
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| 202 | public void run() {
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| 203 | try {
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| 204 | String queryForUrl = URLEncoder.encode(query.trim(), "UTF-8");
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| 205 |
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[857] | 206 | HttpURLConnection connection = (HttpURLConnection) (new URL("http://api.duckduckgo.com/?q=" + queryForUrl + "&format=json&no_html=1&no_redirect=1&t=expeditee").openConnection());
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[855] | 207 |
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| 208 | Object parsedObject = parser.parse(new InputStreamReader(connection.getInputStream()));
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| 209 |
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| 210 | JSONObject jsonObject = (JSONObject) parsedObject;
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| 211 |
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| 212 | String abstractText = (String) jsonObject.get("AbstractText");
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| 213 | String definition = (String) jsonObject.get("Definition");
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| 214 | String answer = (String) jsonObject.get("Answer");
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| 215 |
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| 216 | String title = "";
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| 217 | String mainText = "";
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| 218 | String sourceUrl = "";
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| 219 | String sourceName = "";
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| 220 |
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| 221 | if (!abstractText.equals("")) {
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| 222 |
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| 223 | sourceUrl = (String) jsonObject.get("AbstractURL");
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| 224 | sourceName = "Via " + (String) jsonObject.get("AbstractSource");
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| 225 | title = (String) jsonObject.get("Heading");
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| 226 | mainText = abstractText;
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| 227 |
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| 228 | } else if (!definition.equals("")) {
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| 229 |
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| 230 | sourceUrl = (String) jsonObject.get("DefinitionURL");
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| 231 | sourceName = "Via " + (String) jsonObject.get("DefinitionSource");
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| 232 | title = query;
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| 233 | mainText = definition;
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| 234 |
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| 235 | } else if (!answer.equals("")) {
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| 236 |
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| 237 | sourceUrl = (String) jsonObject.get("AbstractURL");
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| 238 | sourceName = "Via " + (String) jsonObject.get("AbstractSource");
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| 239 | title = (String) jsonObject.get("AnswerType") + " " + query;
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| 240 | mainText = answer;
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| 241 |
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| 242 | } else {
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| 243 | title = query;
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| 244 |
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| 245 | mainText = "No instant answer available";
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| 246 |
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| 247 | sourceUrl = (String) jsonObject.get("Redirect");
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| 248 | sourceName = "View Search Results";
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| 249 | }
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| 250 |
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| 251 | if (sourceUrl.equals("")) {
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| 252 | sourceUrl = "http://duckduckgo.com/?q=" + queryForUrl;
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| 253 | }
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| 254 |
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| 255 | String picSource = (String) jsonObject.get("Image");
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| 256 |
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| 257 | // List to hold the items that will be attached to the cursor
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| 258 | ArrayList<Item> items = new ArrayList<Item>();
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| 259 |
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| 260 | Text titleItem = new Text(title);
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| 261 | Text mainTextItem = new Text(mainText);
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| 262 | Text sourceItem = new Text(sourceName);
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| 263 | Text ddgLink = new Text("Results from DuckDuckGo");
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| 264 |
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| 265 | sourceItem.setAction("createFrameWithBrowser " + sourceUrl);
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| 266 | ddgLink.setAction("createFrameWithBrowser " + "http://duckduckgo.com/?q=" + queryForUrl);
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| 267 |
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| 268 | titleItem.setFamily("sans-serif");
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| 269 | titleItem.setSize(16);
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| 270 | titleItem.setFontStyle("bold");
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| 271 | titleItem.setWidth(400);
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| 272 |
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| 273 | mainTextItem.setFamily("sans-serif");
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| 274 | mainTextItem.setSize(14);
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| 275 | mainTextItem.setWidth(400);
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| 276 |
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| 277 | sourceItem.setFamily("sans-serif");
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| 278 | sourceItem.setSize(12);
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| 279 | sourceItem.setWidth(400);
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| 280 | sourceItem.setFontStyle("italic");
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| 281 |
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| 282 | ddgLink.setFamily("sans-serif");
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| 283 | ddgLink.setSize(12);
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| 284 | ddgLink.setWidth(400);
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| 285 | ddgLink.setFontStyle("italic");
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| 286 |
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| 287 |
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[857] | 288 | Picture pic = null;
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| 289 |
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[855] | 290 | if (!picSource.equals("")) {
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[1102] | 291 | pic = WebParser.getImageFromUrl(picSource, null, DisplayController.getCurrentFrame(), 0, 0, 50, null, null,
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[855] | 292 | null, null, null, 0, 0);
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| 293 | items.add(pic);
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| 294 | items.add(pic.getSource());
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| 295 | }
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| 296 |
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[1102] | 297 | titleItem.setPosition(DisplayController.getMousePosition());
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[855] | 298 | mainTextItem.setPosition(titleItem.getX(), titleItem.getY() + titleItem.getBoundsHeight());
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| 299 | sourceItem.setPosition(mainTextItem.getX(), mainTextItem.getY() + mainTextItem.getBoundsHeight());
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| 300 | ddgLink.setPosition(sourceItem.getX() + sourceItem.getBoundsWidth(), sourceItem.getY());
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| 301 |
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[857] | 302 | if (pic != null) {
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| 303 | pic.getSource().setPosition(titleItem.getX() - 55, titleItem.getY() - 14);
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| 304 | }
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| 305 |
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[855] | 306 | items.add(titleItem);
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| 307 | items.add(mainTextItem);
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| 308 | items.add(sourceItem);
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| 309 | items.add(ddgLink);
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[1102] | 310 | StandardGestureActions.pickup(items);
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[855] | 311 | } catch (IOException e) {
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[857] | 312 | MessageBay.displayMessage("Problem loading results");
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[855] | 313 | e.printStackTrace();
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| 314 | } catch (ParseException e) {
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| 315 | e.printStackTrace();
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| 316 | }
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| 317 | }
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| 318 | }).start();
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| 319 | }
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[748] | 320 | }
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