* @author Morris Jobke * @author Olivier Paroz * @author Robin Appelman * @author Roeland Jago Douma * * @license AGPL-3.0 * * This code is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License, version 3, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License, version 3, * along with this program. If not, see * */ namespace OCP; /** * Class for basic image manipulation * @since 8.1.0 */ interface IImage { /** * Determine whether the object contains an image resource. * * @since 8.1.0 */ public function valid(): bool; /** * Returns the MIME type of the image or null if no image is loaded. * * @since 8.1.0 */ public function mimeType(): ?string; /** * Returns the width of the image or -1 if no image is loaded. * * @since 8.1.0 */ public function width(): int; /** * Returns the height of the image or -1 if no image is loaded. * * @since 8.1.0 */ public function height(): int; /** * Returns the width when the image orientation is top-left. * * @since 8.1.0 */ public function widthTopLeft(): int; /** * Returns the height when the image orientation is top-left. * * @since 8.1.0 */ public function heightTopLeft(): int; /** * Outputs the image. * * @since 8.1.0 */ public function show(?string $mimeType = null): bool; /** * Saves the image. * * @param string $filePath * @param string $mimeType * @since 8.1.0 */ public function save(?string $filePath = null, ?string $mimeType = null): bool; /** * @return false|resource|\GdImage Returns the image resource if any * @since 8.1.0 */ public function resource(); /** * @return string Returns the mimetype of the data. Returns null * if the data is not valid. * @since 13.0.0 */ public function dataMimeType(): ?string; /** * @return string Returns the raw image data. * @since 8.1.0 */ public function data(): ?string; /** * (I'm open for suggestions on better method name ;) * Get the orientation based on EXIF data. * * @return int The orientation or -1 if no EXIF data is available. * @since 8.1.0 */ public function getOrientation(): int; /** * (I'm open for suggestions on better method name ;) * Fixes orientation based on EXIF data. * * @since 8.1.0 */ public function fixOrientation(): bool; /** * Resizes the image preserving ratio. * * @param integer $maxSize The maximum size of either the width or height. * @since 8.1.0 */ public function resize(int $maxSize): bool; /** * @param int $width * @param int $height * @return bool * @since 8.1.0 */ public function preciseResize(int $width, int $height): bool; /** * Crops the image to the middle square. If the image is already square it just returns. * * @param int $size maximum size for the result (optional) * @return bool for success or failure * @since 8.1.0 */ public function centerCrop(int $size = 0): bool; /** * Crops the image from point $x$y with dimension $wx$h. * * @param int $x Horizontal position * @param int $y Vertical position * @param int $w Width * @param int $h Height * @return bool for success or failure * @since 8.1.0 */ public function crop(int $x, int $y, int $w, int $h): bool; /** * Resizes the image to fit within a boundary while preserving ratio. * * Warning: Images smaller than $maxWidth x $maxHeight will end up being scaled up * * @param int $maxWidth * @param int $maxHeight * @since 8.1.0 */ public function fitIn(int $maxWidth, int $maxHeight): bool; /** * Shrinks the image to fit within a boundary while preserving ratio. * * @param int $maxWidth * @param int $maxHeight * @since 8.1.0 */ public function scaleDownToFit(int $maxWidth, int $maxHeight): bool; /** * create a copy of this image * * @return IImage * @since 19.0.0 */ public function copy(): IImage; /** * create a new cropped copy of this image * * @param int $x Horizontal position * @param int $y Vertical position * @param int $w Width * @param int $h Height * @return IImage * @since 19.0.0 */ public function cropCopy(int $x, int $y, int $w, int $h): IImage; /** * create a new resized copy of this image * * @param int $width * @param int $height * @return IImage * @since 19.0.0 */ public function preciseResizeCopy(int $width, int $height): IImage; /** * Resizes the image preserving ratio, returning a new copy * * @param int $maxSize The maximum size of either the width or height. * @return IImage * @since 19.0.0 */ public function resizeCopy(int $maxSize): IImage; } f='#n41'>41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 
/*
 * Copyright 2011 gitblit.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.gitblit.wicket.pages;

import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.apache.wicket.PageParameters;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.form.AjaxFormChoiceComponentUpdatingBehavior;
import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior;
import org.apache.wicket.behavior.SimpleAttributeModifier;
import org.apache.wicket.extensions.markup.html.form.palette.Palette;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.IChoiceRenderer;
import org.apache.wicket.markup.html.form.RadioChoice;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.list.ListView;
import org.apache.wicket.model.CompoundPropertyModel;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.apache.wicket.model.util.CollectionModel;
import org.apache.wicket.model.util.ListModel;

import com.gitblit.Constants;
import com.gitblit.Constants.AccessRestrictionType;
import com.gitblit.Constants.AuthorizationControl;
import com.gitblit.Constants.FederationStrategy;
import com.gitblit.Constants.RegistrantType;
import com.gitblit.GitBlit;
import com.gitblit.GitBlitException;
import com.gitblit.Keys;
import com.gitblit.models.RegistrantAccessPermission;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.ArrayUtils;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.GitBlitWebSession;
import com.gitblit.wicket.StringChoiceRenderer;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.panels.BulletListPanel;
import com.gitblit.wicket.panels.RegistrantPermissionsPanel;

public class EditRepositoryPage extends RootSubPage {

	private final boolean isCreate;

	private boolean isAdmin;
	
	RepositoryModel repositoryModel;

	private IModel<String> mailingLists;

	public EditRepositoryPage() {
		// create constructor
		super();
		isCreate = true;
		RepositoryModel model = new RepositoryModel();
		String restriction = GitBlit.getString(Keys.git.defaultAccessRestriction, null);
		model.accessRestriction = AccessRestrictionType.fromName(restriction);
		String authorization = GitBlit.getString(Keys.git.defaultAuthorizationControl, null);
		model.authorizationControl = AuthorizationControl.fromName(authorization);
		
		GitBlitWebSession session = GitBlitWebSession.get();
		UserModel user = session.getUser();
		if (user != null && user.canCreate() && !user.canAdmin()) {
			// personal create permissions, inject personal repository path
			model.name = user.getPersonalPath() + "/";
			model.projectPath = user.getPersonalPath();
			model.owner = user.username;
			// personal repositories are private by default
			model.accessRestriction = AccessRestrictionType.VIEW;
			model.authorizationControl = AuthorizationControl.NAMED;
		}
		
		setupPage(model);
		setStatelessHint(false);
		setOutputMarkupId(true);
	}

	public EditRepositoryPage(PageParameters params) {
		// edit constructor
		super(params);
		isCreate = false;
		String name = WicketUtils.getRepositoryName(params);
		RepositoryModel model = GitBlit.self().getRepositoryModel(name);
		setupPage(model);
		setStatelessHint(false);
		setOutputMarkupId(true);
	}
	
	@Override
	protected boolean requiresPageMap() {
		return true;
	}

	protected void setupPage(RepositoryModel model) {
		this.repositoryModel = model;
		
		// ensure this user can create or edit this repository
		checkPermissions(repositoryModel);

		List<String> indexedBranches = new ArrayList<String>();
		List<String> federationSets = new ArrayList<String>();
		final List<RegistrantAccessPermission> repositoryUsers = new ArrayList<RegistrantAccessPermission>();
		final List<RegistrantAccessPermission> repositoryTeams = new ArrayList<RegistrantAccessPermission>();
		List<String> preReceiveScripts = new ArrayList<String>();
		List<String> postReceiveScripts = new ArrayList<String>();

		GitBlitWebSession session = GitBlitWebSession.get();
		final UserModel user = session.getUser() == null ? UserModel.ANONYMOUS : session.getUser();
		final boolean allowEditName = isCreate || isAdmin || repositoryModel.isUsersPersonalRepository(user.username);
		
		if (isCreate) {
			if (user.canAdmin()) {
				super.setupPage(getString("gb.newRepository"), "");
			} else {
				super.setupPage(getString("gb.newRepository"), user.getDisplayName());
			}
		} else {
			super.setupPage(getString("gb.edit"), repositoryModel.name);
			repositoryUsers.addAll(GitBlit.self().getUserAccessPermissions(repositoryModel));
			repositoryTeams.addAll(GitBlit.self().getTeamAccessPermissions(repositoryModel));
			Collections.sort(repositoryUsers);
			Collections.sort(repositoryTeams);
			
			federationSets.addAll(repositoryModel.federationSets);
			if (!ArrayUtils.isEmpty(repositoryModel.indexedBranches)) {
				indexedBranches.addAll(repositoryModel.indexedBranches);
			}
		}

		final String oldName = repositoryModel.name;

		final RegistrantPermissionsPanel usersPalette = new RegistrantPermissionsPanel("users", 
				RegistrantType.USER, GitBlit.self().getAllUsernames(), repositoryUsers, getAccessPermissions());
		final RegistrantPermissionsPanel teamsPalette = new RegistrantPermissionsPanel("teams", 
				RegistrantType.TEAM, GitBlit.self().getAllTeamnames(), repositoryTeams, getAccessPermissions());

		// indexed local branches palette
		List<String> allLocalBranches = new ArrayList<String>();
		allLocalBranches.add(Constants.DEFAULT_BRANCH);
		allLocalBranches.addAll(repositoryModel.getLocalBranches());
		boolean luceneEnabled = GitBlit.getBoolean(Keys.web.allowLuceneIndexing, true);
		final Palette<String> indexedBranchesPalette = new Palette<String>("indexedBranches", new ListModel<String>(
				indexedBranches), new CollectionModel<String>(allLocalBranches),
				new StringChoiceRenderer(), 8, false);
		indexedBranchesPalette.setEnabled(luceneEnabled);
		
		// federation sets palette
		List<String> sets = GitBlit.getStrings(Keys.federation.sets);
		final Palette<String> federationSetsPalette = new Palette<String>("federationSets",
				new ListModel<String>(federationSets), new CollectionModel<String>(sets),
				new StringChoiceRenderer(), 8, false);

		// pre-receive palette
		if (!ArrayUtils.isEmpty(repositoryModel.preReceiveScripts)) {
			preReceiveScripts.addAll(repositoryModel.preReceiveScripts);
		}
		final Palette<String> preReceivePalette = new Palette<String>("preReceiveScripts",
				new ListModel<String>(preReceiveScripts), new CollectionModel<String>(GitBlit
						.self().getPreReceiveScriptsUnused(repositoryModel)),
				new StringChoiceRenderer(), 12, true);

		// post-receive palette
		if (!ArrayUtils.isEmpty(repositoryModel.postReceiveScripts)) {
			postReceiveScripts.addAll(repositoryModel.postReceiveScripts);
		}
		final Palette<String> postReceivePalette = new Palette<String>("postReceiveScripts",
				new ListModel<String>(postReceiveScripts), new CollectionModel<String>(GitBlit
						.self().getPostReceiveScriptsUnused(repositoryModel)),
				new StringChoiceRenderer(), 12, true);
		
		// custom fields
		final Map<String, String> customFieldsMap = GitBlit.getMap(Keys.groovy.customFields);
		List<String> customKeys = new ArrayList<String>(customFieldsMap.keySet());
		final ListView<String> customFieldsListView = new ListView<String>("customFieldsListView", customKeys) {
			
			private static final long serialVersionUID = 1L;

			@Override
			protected void populateItem(ListItem<String> item) {
				String key = item.getModelObject();
				item.add(new Label("customFieldLabel", customFieldsMap.get(key)));
				
				String value = "";
				if (repositoryModel.customFields != null && repositoryModel.customFields.containsKey(key)) {
					value = repositoryModel.customFields.get(key);
				}
				TextField<String> field = new TextField<String>("customFieldValue", new Model<String>(value));
				item.add(field);
			}
		};
		customFieldsListView.setReuseItems(true);

		CompoundPropertyModel<RepositoryModel> rModel = new CompoundPropertyModel<RepositoryModel>(
				repositoryModel);
		Form<RepositoryModel> form = new Form<RepositoryModel>("editForm", rModel) {

			private static final long serialVersionUID = 1L;

			@Override
			protected void onSubmit() {
				try {
					// confirm a repository name was entered
					if (repositoryModel.name == null && StringUtils.isEmpty(repositoryModel.name)) {
						error(getString("gb.pleaseSetRepositoryName"));
						return;
					}
					
					// ensure name is trimmed
					repositoryModel.name = repositoryModel.name.trim();
					
					// automatically convert backslashes to forward slashes
					repositoryModel.name = repositoryModel.name.replace('\\', '/');
					// Automatically replace // with /
					repositoryModel.name = repositoryModel.name.replace("//", "/");

					// prohibit folder paths
					if (repositoryModel.name.startsWith("/")) {
						error(getString("gb.illegalLeadingSlash"));
						return;
					}
					if (repositoryModel.name.startsWith("../")) {
						error(getString("gb.illegalRelativeSlash"));
						return;
					}
					if (repositoryModel.name.contains("/../")) {
						error(getString("gb.illegalRelativeSlash"));
						return;
					}					
					if (repositoryModel.name.endsWith("/")) {
						repositoryModel.name = repositoryModel.name.substring(0, repositoryModel.name.length() - 1);
					}

					// confirm valid characters in repository name
					Character c = StringUtils.findInvalidCharacter(repositoryModel.name);
					if (c != null) {
						error(MessageFormat.format(getString("gb.illegalCharacterRepositoryName"),
								c));
						return;
					}
					
					if (user.canCreate() && !user.canAdmin() && allowEditName) {
						// ensure repository name begins with the user's path
						if (!repositoryModel.name.startsWith(user.getPersonalPath())) {
							error(MessageFormat.format(getString("gb.illegalPersonalRepositoryLocation"),
									user.getPersonalPath()));
							return;
						}
						
						if (repositoryModel.name.equals(user.getPersonalPath())) {
							// reset path prefix and show error
							repositoryModel.name = user.getPersonalPath() + "/";
							error(getString("gb.pleaseSetRepositoryName"));
							return;
						}
					}

					// confirm access restriction selection
					if (repositoryModel.accessRestriction == null) {
						error(getString("gb.selectAccessRestriction"));
						return;
					}

					// confirm federation strategy selection
					if (repositoryModel.federationStrategy == null) {
						error(getString("gb.selectFederationStrategy"));
						return;
					}

					// save federation set preferences
					if (repositoryModel.federationStrategy.exceeds(FederationStrategy.EXCLUDE)) {
						repositoryModel.federationSets.clear();
						Iterator<String> sets = federationSetsPalette.getSelectedChoices();
						while (sets.hasNext()) {
							repositoryModel.federationSets.add(sets.next());
						}
					}

					// set mailing lists
					String ml = mailingLists.getObject();
					if (!StringUtils.isEmpty(ml)) {
						Set<String> list = new HashSet<String>();
						for (String address : ml.split("(,|\\s)")) {
							if (StringUtils.isEmpty(address)) {
								continue;
							}
							list.add(address.toLowerCase());
						}
						repositoryModel.mailingLists = new ArrayList<String>(list);
					}

					// indexed branches
					List<String> indexedBranches = new ArrayList<String>();
					Iterator<String> branches = indexedBranchesPalette.getSelectedChoices();
					while (branches.hasNext()) {
						indexedBranches.add(branches.next());
					}
					repositoryModel.indexedBranches = indexedBranches;

					// pre-receive scripts
					List<String> preReceiveScripts = new ArrayList<String>();
					Iterator<String> pres = preReceivePalette.getSelectedChoices();
					while (pres.hasNext()) {
						preReceiveScripts.add(pres.next());
					}
					repositoryModel.preReceiveScripts = preReceiveScripts;

					// post-receive scripts
					List<String> postReceiveScripts = new ArrayList<String>();
					Iterator<String> post = postReceivePalette.getSelectedChoices();
					while (post.hasNext()) {
						postReceiveScripts.add(post.next());
					}
					repositoryModel.postReceiveScripts = postReceiveScripts;
					
					// custom fields
					repositoryModel.customFields = new LinkedHashMap<String, String>();
					for (int i = 0; i < customFieldsListView.size(); i++) {
						ListItem<String> child = (ListItem<String>) customFieldsListView.get(i);
						String key = child.getModelObject();

						TextField<String> field = (TextField<String>) child.get("customFieldValue");
						String value = field.getValue();
						
						repositoryModel.customFields.put(key, value);
					}
					
					// save the repository
					GitBlit.self().updateRepositoryModel(oldName, repositoryModel, isCreate);

					// repository access permissions
					if (repositoryModel.accessRestriction.exceeds(AccessRestrictionType.NONE)) {
						GitBlit.self().setUserAccessPermissions(repositoryModel, repositoryUsers);
						GitBlit.self().setTeamAccessPermissions(repositoryModel, repositoryTeams);
					}
				} catch (GitBlitException e) {
					error(e.getMessage());
					return;
				}
				setRedirect(false);
				setResponsePage(RepositoriesPage.class);
			}
		};

		// do not let the browser pre-populate these fields
		form.add(new SimpleAttributeModifier("autocomplete", "off"));

		// field names reflective match RepositoryModel fields
		form.add(new TextField<String>("name").setEnabled(allowEditName));
		form.add(new TextField<String>("description"));
		form.add(new DropDownChoice<String>("owner", GitBlit.self().getAllUsernames())
				.setEnabled(GitBlitWebSession.get().canAdmin() && !repositoryModel.isPersonalRepository()));
		form.add(new CheckBox("allowForks").setEnabled(GitBlit.getBoolean(Keys.web.allowForking, true)));
		DropDownChoice<AccessRestrictionType> accessRestriction = new DropDownChoice<AccessRestrictionType>("accessRestriction", Arrays
				.asList(AccessRestrictionType.values()), new AccessRestrictionRenderer());
		form.add(accessRestriction);
		form.add(new CheckBox("isFrozen"));
		// TODO enable origin definition
		form.add(new TextField<String>("origin").setEnabled(false/* isCreate */));
		
		// allow relinking HEAD to a branch or tag other than master on edit repository
		List<String> availableRefs = new ArrayList<String>();
		if (!ArrayUtils.isEmpty(repositoryModel.availableRefs)) {
			availableRefs.addAll(repositoryModel.availableRefs);
		}
		form.add(new DropDownChoice<String>("HEAD", availableRefs).setEnabled(availableRefs.size() > 0));

		boolean gcEnabled = GitBlit.getBoolean(Keys.git.enableGarbageCollection, false); 
		List<Integer> gcPeriods = Arrays.asList(1, 2, 3, 4, 5, 7, 10, 14 );
		form.add(new DropDownChoice<Integer>("gcPeriod", gcPeriods, new GCPeriodRenderer()).setEnabled(gcEnabled));
		form.add(new TextField<String>("gcThreshold").setEnabled(gcEnabled));

		// federation strategies - remove ORIGIN choice if this repository has
		// no origin.
		List<FederationStrategy> federationStrategies = new ArrayList<FederationStrategy>(
				Arrays.asList(FederationStrategy.values()));
		if (StringUtils.isEmpty(repositoryModel.origin)) {
			federationStrategies.remove(FederationStrategy.FEDERATE_ORIGIN);
		}
		form.add(new DropDownChoice<FederationStrategy>("federationStrategy", federationStrategies,
				new FederationTypeRenderer()));
		form.add(new CheckBox("useTickets"));
		form.add(new CheckBox("useDocs"));
		form.add(new CheckBox("showRemoteBranches"));
		form.add(new CheckBox("showReadme"));
		form.add(new CheckBox("skipSizeCalculation"));
		form.add(new CheckBox("skipSummaryMetrics"));
		mailingLists = new Model<String>(ArrayUtils.isEmpty(repositoryModel.mailingLists) ? ""
				: StringUtils.flattenStrings(repositoryModel.mailingLists, " "));
		form.add(new TextField<String>("mailingLists", mailingLists));
		form.add(indexedBranchesPalette);
		
		List<AuthorizationControl> acList = Arrays.asList(AuthorizationControl.values());
		final RadioChoice<AuthorizationControl> authorizationControl = new RadioChoice<Constants.AuthorizationControl>(
				"authorizationControl", acList, new AuthorizationControlRenderer());
		form.add(authorizationControl);
		
		final CheckBox verifyCommitter = new CheckBox("verifyCommitter");
		verifyCommitter.setOutputMarkupId(true);
		form.add(verifyCommitter);

		form.add(usersPalette);
		form.add(teamsPalette);
		form.add(federationSetsPalette);
		form.add(preReceivePalette);
		form.add(new BulletListPanel("inheritedPreReceive", getString("gb.inherited"), GitBlit.self()
				.getPreReceiveScriptsInherited(repositoryModel)));
		form.add(postReceivePalette);
		form.add(new BulletListPanel("inheritedPostReceive", getString("gb.inherited"), GitBlit.self()
				.getPostReceiveScriptsInherited(repositoryModel)));
		
		WebMarkupContainer customFieldsSection = new WebMarkupContainer("customFieldsSection");
		customFieldsSection.add(customFieldsListView);
		form.add(customFieldsSection.setVisible(!GitBlit.getString(Keys.groovy.customFields, "").isEmpty()));
		
		// initial enable/disable of permission controls
		if (repositoryModel.accessRestriction.equals(AccessRestrictionType.NONE)) {
			// anonymous everything, disable all controls
			usersPalette.setEnabled(false);
			teamsPalette.setEnabled(false);
			authorizationControl.setEnabled(false);
			verifyCommitter.setEnabled(false);
		} else {
			// authenticated something
			// enable authorization controls
			authorizationControl.setEnabled(true);
			verifyCommitter.setEnabled(true);
			
			boolean allowFineGrainedControls = repositoryModel.authorizationControl.equals(AuthorizationControl.NAMED);
			usersPalette.setEnabled(allowFineGrainedControls);
			teamsPalette.setEnabled(allowFineGrainedControls);
		}
		
		accessRestriction.add(new AjaxFormComponentUpdatingBehavior("onchange") {
	           
			private static final long serialVersionUID = 1L;

			protected void onUpdate(AjaxRequestTarget target) {
				// enable/disable permissions panel based on access restriction
				boolean allowAuthorizationControl = repositoryModel.accessRestriction.exceeds(AccessRestrictionType.NONE);
				authorizationControl.setEnabled(allowAuthorizationControl);
				verifyCommitter.setEnabled(allowAuthorizationControl);
				
				boolean allowFineGrainedControls = allowAuthorizationControl && repositoryModel.authorizationControl.equals(AuthorizationControl.NAMED);
				usersPalette.setEnabled(allowFineGrainedControls);
				teamsPalette.setEnabled(allowFineGrainedControls);
				
				if (allowFineGrainedControls) {
					repositoryModel.authorizationControl = AuthorizationControl.NAMED;
				}
				
				target.addComponent(authorizationControl);
				target.addComponent(verifyCommitter);
				target.addComponent(usersPalette);
				target.addComponent(teamsPalette);
			}
		});
		
		authorizationControl.add(new AjaxFormChoiceComponentUpdatingBehavior() {
	           
			private static final long serialVersionUID = 1L;

			protected void onUpdate(AjaxRequestTarget target) {
				// enable/disable permissions panel based on access restriction
				boolean allowAuthorizationControl = repositoryModel.accessRestriction.exceeds(AccessRestrictionType.NONE);
				authorizationControl.setEnabled(allowAuthorizationControl);
				
				boolean allowFineGrainedControls = allowAuthorizationControl && repositoryModel.authorizationControl.equals(AuthorizationControl.NAMED);
				usersPalette.setEnabled(allowFineGrainedControls);
				teamsPalette.setEnabled(allowFineGrainedControls);
				
				if (allowFineGrainedControls) {
					repositoryModel.authorizationControl = AuthorizationControl.NAMED;
				}
				
				target.addComponent(authorizationControl);
				target.addComponent(usersPalette);
				target.addComponent(teamsPalette);
			}
		});
		
		form.add(new Button("save"));
		Button cancel = new Button("cancel") {
			private static final long serialVersionUID = 1L;

			@Override
			public void onSubmit() {
				setResponsePage(RepositoriesPage.class);
			}
		};
		cancel.setDefaultFormProcessing(false);
		form.add(cancel);

		add(form);
	}

	/**
	 * Unfortunately must repeat part of AuthorizaitonStrategy here because that
	 * mechanism does not take PageParameters into consideration, only page
	 * instantiation.
	 * 
	 * Repository Owners should be able to edit their repository.
	 */
	private void checkPermissions(RepositoryModel model) {
		boolean authenticateAdmin = GitBlit.getBoolean(Keys.web.authenticateAdminPages, true);
		boolean allowAdmin = GitBlit.getBoolean(Keys.web.allowAdministration, true);

		GitBlitWebSession session = GitBlitWebSession.get();
		UserModel user = session.getUser();

		if (allowAdmin) {
			if (authenticateAdmin) {
				if (user == null) {
					// No Login Available
					error(getString("gb.errorAdminLoginRequired"), true);
				}
				if (isCreate) {
					// Create Repository
					if (!user.canCreate() && !user.canAdmin()) {
						// Only administrators or permitted users may create
						error(getString("gb.errorOnlyAdminMayCreateRepository"), true);
					}
				} else {
					// Edit Repository
					if (user.canAdmin()) {
						// Admins can edit everything
						isAdmin = true;
						return;
					} else {
						if (!model.owner.equalsIgnoreCase(user.username)) {
							// User is not an Admin nor Owner
							error(getString("gb.errorOnlyAdminOrOwnerMayEditRepository"), true);
						}
					}
				}
			}
		} else {
			// No Administration Permitted
			error(getString("gb.errorAdministrationDisabled"), true);
		}
	}

	private class AccessRestrictionRenderer implements IChoiceRenderer<AccessRestrictionType> {

		private static final long serialVersionUID = 1L;

		private final Map<AccessRestrictionType, String> map;

		public AccessRestrictionRenderer() {
			map = getAccessRestrictions();
		}

		@Override
		public String getDisplayValue(AccessRestrictionType type) {
			return map.get(type);
		}

		@Override
		public String getIdValue(AccessRestrictionType type, int index) {
			return Integer.toString(index);
		}
	}

	private class FederationTypeRenderer implements IChoiceRenderer<FederationStrategy> {

		private static final long serialVersionUID = 1L;

		private final Map<FederationStrategy, String> map;

		public FederationTypeRenderer() {
			map = getFederationTypes();
		}

		@Override
		public String getDisplayValue(FederationStrategy type) {
			return map.get(type);
		}

		@Override
		public String getIdValue(FederationStrategy type, int index) {
			return Integer.toString(index);
		}
	}
	
	private class AuthorizationControlRenderer implements IChoiceRenderer<AuthorizationControl> {

		private static final long serialVersionUID = 1L;

		private final Map<AuthorizationControl, String> map;

		public AuthorizationControlRenderer() {
			map = getAuthorizationControls();
		}

		@Override
		public String getDisplayValue(AuthorizationControl type) {
			return map.get(type);
		}

		@Override
		public String getIdValue(AuthorizationControl type, int index) {
			return Integer.toString(index);
		}
	}
	
	private class GCPeriodRenderer implements IChoiceRenderer<Integer> {

		private static final long serialVersionUID = 1L;

		public GCPeriodRenderer() {
		}

		@Override
		public String getDisplayValue(Integer value) {
			if (value == 1) {
				return getString("gb.duration.oneDay");
			} else {
				return MessageFormat.format(getString("gb.duration.days"), value);
			}
		}

		@Override
		public String getIdValue(Integer value, int index) {
			return Integer.toString(index);
		}
	}
	
}