1 /* 2 * Copyright (C) 2010, Google Inc. 3 * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com> 4 * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others 5 * 6 * This program and the accompanying materials are made available under the 7 * terms of the Eclipse Distribution License v. 1.0 which is available at 8 * https://www.eclipse.org/org/documents/edl-v10.php. 9 * 10 * SPDX-License-Identifier: BSD-3-Clause 11 */ 12 13 package org.eclipse.jgit.awtui; 14 15 import java.awt.GridBagConstraints; 16 import java.awt.GridBagLayout; 17 import java.awt.Insets; 18 19 import javax.swing.JLabel; 20 import javax.swing.JOptionPane; 21 import javax.swing.JPanel; 22 import javax.swing.JPasswordField; 23 import javax.swing.JTextField; 24 25 import org.eclipse.jgit.errors.UnsupportedCredentialItem; 26 import org.eclipse.jgit.transport.ChainingCredentialsProvider; 27 import org.eclipse.jgit.transport.CredentialItem; 28 import org.eclipse.jgit.transport.CredentialsProvider; 29 import org.eclipse.jgit.transport.NetRCCredentialsProvider; 30 import org.eclipse.jgit.transport.URIish; 31 32 /** 33 * Interacts with the user during authentication by using AWT/Swing dialogs. 34 */ 35 public class AwtCredentialsProvider extends CredentialsProvider { 36 /** 37 * Install this implementation as the default. 38 */ install()39 public static void install() { 40 final AwtCredentialsProvider c = new AwtCredentialsProvider(); 41 CredentialsProvider cp = new ChainingCredentialsProvider( 42 new NetRCCredentialsProvider(), c); 43 CredentialsProvider.setDefault(cp); 44 } 45 46 /** {@inheritDoc} */ 47 @Override isInteractive()48 public boolean isInteractive() { 49 return true; 50 } 51 52 /** {@inheritDoc} */ 53 @Override supports(CredentialItem... items)54 public boolean supports(CredentialItem... items) { 55 for (CredentialItem i : items) { 56 if (i instanceof CredentialItem.StringType) 57 continue; 58 59 else if (i instanceof CredentialItem.CharArrayType) 60 continue; 61 62 else if (i instanceof CredentialItem.YesNoType) 63 continue; 64 65 else if (i instanceof CredentialItem.InformationalMessage) 66 continue; 67 68 else 69 return false; 70 } 71 return true; 72 } 73 74 /** {@inheritDoc} */ 75 @Override get(URIish uri, CredentialItem... items)76 public boolean get(URIish uri, CredentialItem... items) 77 throws UnsupportedCredentialItem { 78 switch (items.length) { 79 case 0: 80 return true; 81 case 1: 82 final CredentialItem item = items[0]; 83 84 if (item instanceof CredentialItem.InformationalMessage) { 85 JOptionPane.showMessageDialog(null, item.getPromptText(), 86 UIText.get().warning, JOptionPane.INFORMATION_MESSAGE); 87 return true; 88 89 } else if (item instanceof CredentialItem.YesNoType) { 90 CredentialItem.YesNoType v = (CredentialItem.YesNoType) item; 91 int r = JOptionPane.showConfirmDialog(null, v.getPromptText(), 92 UIText.get().warning, JOptionPane.YES_NO_OPTION); 93 switch (r) { 94 case JOptionPane.YES_OPTION: 95 v.setValue(true); 96 return true; 97 98 case JOptionPane.NO_OPTION: 99 v.setValue(false); 100 return true; 101 102 case JOptionPane.CANCEL_OPTION: 103 case JOptionPane.CLOSED_OPTION: 104 default: 105 return false; 106 } 107 108 } else { 109 return interactive(uri, items); 110 } 111 default: 112 return interactive(uri, items); 113 } 114 } 115 interactive(URIish uri, CredentialItem[] items)116 private static boolean interactive(URIish uri, CredentialItem[] items) { 117 final GridBagConstraints gbc = new GridBagConstraints(0, 0, 1, 1, 1, 1, 118 GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, 119 new Insets(0, 0, 0, 0), 0, 0); 120 final JPanel panel = new JPanel(); 121 panel.setLayout(new GridBagLayout()); 122 123 final JTextField[] texts = new JTextField[items.length]; 124 for (int i = 0; i < items.length; i++) { 125 CredentialItem item = items[i]; 126 127 if (item instanceof CredentialItem.StringType 128 || item instanceof CredentialItem.CharArrayType) { 129 gbc.fill = GridBagConstraints.NONE; 130 gbc.gridwidth = GridBagConstraints.RELATIVE; 131 gbc.gridx = 0; 132 panel.add(new JLabel(item.getPromptText()), gbc); 133 134 gbc.fill = GridBagConstraints.HORIZONTAL; 135 gbc.gridwidth = GridBagConstraints.RELATIVE; 136 gbc.gridx = 1; 137 if (item.isValueSecure()) 138 texts[i] = new JPasswordField(20); 139 else 140 texts[i] = new JTextField(20); 141 panel.add(texts[i], gbc); 142 gbc.gridy++; 143 144 } else if (item instanceof CredentialItem.InformationalMessage) { 145 gbc.fill = GridBagConstraints.NONE; 146 gbc.gridwidth = GridBagConstraints.REMAINDER; 147 gbc.gridx = 0; 148 panel.add(new JLabel(item.getPromptText()), gbc); 149 gbc.gridy++; 150 151 } else { 152 throw new UnsupportedCredentialItem(uri, item.getPromptText()); 153 } 154 } 155 156 if (JOptionPane.showConfirmDialog(null, panel, 157 UIText.get().authenticationRequired, 158 JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE) != JOptionPane.OK_OPTION) 159 return false; // cancel 160 161 for (int i = 0; i < items.length; i++) { 162 CredentialItem item = items[i]; 163 JTextField f = texts[i]; 164 165 if (item instanceof CredentialItem.StringType) { 166 CredentialItem.StringType v = (CredentialItem.StringType) item; 167 if (f instanceof JPasswordField) 168 v.setValue(new String(((JPasswordField) f).getPassword())); 169 else 170 v.setValue(f.getText()); 171 172 } else if (item instanceof CredentialItem.CharArrayType) { 173 CredentialItem.CharArrayType v = (CredentialItem.CharArrayType) item; 174 if (f instanceof JPasswordField) 175 v.setValueNoCopy(((JPasswordField) f).getPassword()); 176 else 177 v.setValueNoCopy(f.getText().toCharArray()); 178 } 179 } 180 return true; 181 } 182 } 183