pkgbasefuncs.inc.php 34.3 KB
Newer Older
1
<?php
2

3
include_once("pkgreqfuncs.inc.php");
4
5
6
7

/**
 * Get the number of non-deleted comments for a specific package base
 *
8
 * @param string $base_id The package base ID to get comment count for
9
 * @param bool $include_deleted True if deleted comments should be included
10
 * @param bool $only_pinned True if only pinned comments should be included
11
12
13
 *
 * @return string The number of comments left for a specific package
 */
14
function pkgbase_comments_count($base_id, $include_deleted, $only_pinned=false) {
15
	$base_id = intval($base_id);
16
17
	if (!$base_id) {
		return null;
18
19
	}

20
21
22
	$dbh = DB::connect();
	$q = "SELECT COUNT(*) FROM PackageComments ";
	$q.= "WHERE PackageBaseID = " . $base_id . " ";
23
	if (!$include_deleted) {
24
		$q.= "AND DelTS IS NULL";
25
	}
26
27
28
	if ($only_pinned) {
		$q.= "AND NOT PinnedTS = 0";
	}
29
	$result = $dbh->query($q);
30
	if (!$result) {
31
		return null;
32
33
	}

34
	return $result->fetchColumn(0);
35
36
37
38
39
}

/**
 * Get all package comment information for a specific package base
 *
Lukas Fleischer's avatar
Lukas Fleischer committed
40
41
 * @param int $base_id The package base ID to get comments for
 * @param int $limit Maximum number of comments to return (0 means unlimited)
42
 * @param bool $include_deleted True if deleted comments should be included
43
 * @param bool $only_pinned True when only pinned comments are to be included
44
45
46
 *
 * @return array All package comment information for a specific package base
 */
47
function pkgbase_comments($base_id, $limit, $include_deleted, $only_pinned=false, $offset=0) {
48
	$base_id = intval($base_id);
Lukas Fleischer's avatar
Lukas Fleischer committed
49
50
51
52
	$limit = intval($limit);
	if (!$base_id) {
		return null;
	}
53

Lukas Fleischer's avatar
Lukas Fleischer committed
54
	$dbh = DB::connect();
55
	$q = "SELECT PackageComments.ID, A.UserName AS UserName, UsersID, Comments, ";
56
	$q.= "PackageBaseID, CommentTS, DelTS, EditedTS, B.UserName AS EditUserName, ";
57
	$q.= "DelUsersID, C.UserName AS DelUserName, RenderedComment, ";
58
	$q.= "PinnedTS FROM PackageComments ";
59
60
61
	$q.= "LEFT JOIN Users A ON PackageComments.UsersID = A.ID ";
	$q.= "LEFT JOIN Users B ON PackageComments.EditedUsersID = B.ID ";
	$q.= "LEFT JOIN Users C ON PackageComments.DelUsersID = C.ID ";
Lukas Fleischer's avatar
Lukas Fleischer committed
62
	$q.= "WHERE PackageBaseID = " . $base_id . " ";
63

64
	if (!$include_deleted) {
65
		$q.= "AND DelTS IS NULL ";
66
	}
67
68
69
	if ($only_pinned) {
		$q.= "AND NOT PinnedTS = 0 ";
	}
70
	$q.= "ORDER BY CommentTS DESC";
Lukas Fleischer's avatar
Lukas Fleischer committed
71
72
73
	if ($limit > 0) {
		$q.=" LIMIT " . $limit;
	}
74
75
76
	if ($offset > 0) {
		$q.=" OFFSET " . $offset;
	}
Lukas Fleischer's avatar
Lukas Fleischer committed
77
78
79
	$result = $dbh->query($q);
	if (!$result) {
		return null;
80
	}
Lukas Fleischer's avatar
Lukas Fleischer committed
81
82

	return $result->fetchAll();
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
/*
 * Invoke the comment rendering script.
 *
 * @param int $id ID of the comment to render
 *
 * @return void
 */
function render_comment($id) {
	$cmd = config_get('options', 'render-comment-cmd');
	$cmd .= ' ' . intval($id);

	$descspec = array(
		0 => array('pipe', 'r'),
		1 => array('pipe', 'w'),
		2 => array('pipe', 'w')
	);

	$p = proc_open($cmd, $descspec, $pipes);

	if (!is_resource($p)) {
		return false;
	}

	fclose($pipes[0]);
	fclose($pipes[1]);
	fclose($pipes[2]);

	return proc_close($p);
}

115
116
117
118
119
120
121
122
123
124
125
126
/**
 * Add a comment to a package page and send out appropriate notifications
 *
 * @param string $base_id The package base ID to add the comment on
 * @param string $uid The user ID of the individual who left the comment
 * @param string $comment The comment left on a package page
 *
 * @return void
 */
function pkgbase_add_comment($base_id, $uid, $comment) {
	$dbh = DB::connect();

Marcel Korpel's avatar
Marcel Korpel committed
127
128
129
130
	if (trim($comment) == '') {
		return array(false, __('Comment cannot be empty.'));
	}

131
	$q = "INSERT INTO PackageComments ";
132
133
134
	$q.= "(PackageBaseID, UsersID, Comments, RenderedComment, CommentTS) ";
	$q.= "VALUES (" . intval($base_id) . ", " . $uid . ", ";
	$q.= $dbh->quote($comment) . ", '', " . strval(time()) . ")";
135
	$dbh->exec($q);
136
	$comment_id = $dbh->lastInsertId();
137

138
139
	render_comment($comment_id);

140
	notify(array('comment', $uid, $base_id, $comment_id));
Marcel Korpel's avatar
Marcel Korpel committed
141
142

	return array(true, __('Comment has been added.'));
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
 * Pin/unpin a package comment
 *
 * @param bool $unpin True if unpinning rather than pinning
 *
 * @return array Tuple of success/failure indicator and error message
 */
function pkgbase_pin_comment($unpin=false) {
	$uid = uid_from_sid($_COOKIE["AURSID"]);

	if (!$uid) {
		return array(false, __("You must be logged in before you can edit package information."));
	}

	if (isset($_POST["comment_id"])) {
		$comment_id = $_POST["comment_id"];
	} else {
		return array(false, __("Missing comment ID."));
	}

	if (!$unpin) {
		if (pkgbase_comments_count($_POST['package_base'], false, true) >= 5){
			return array(false, __("No more than 5 comments can be pinned."));
		}
	}

	if (!can_pin_comment($comment_id)) {
		if (!$unpin) {
			return array(false, __("You are not allowed to pin this comment."));
		} else {
			return array(false, __("You are not allowed to unpin this comment."));
		}
	}

	$dbh = DB::connect();
	$q = "UPDATE PackageComments ";
	if (!$unpin) {
182
		$q.= "SET PinnedTS = " . strval(time()) . " ";
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
	} else {
		$q.= "SET PinnedTS = 0 ";
	}
	$q.= "WHERE ID = " . intval($comment_id);
	$dbh->exec($q);

	if (!$unpin) {
		return array(true, __("Comment has been pinned."));
	} else {
		return array(true, __("Comment has been unpinned."));
	}
}

/**

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
 * Get a list of all packages a logged-in user has voted for
 *
 * @param string $sid The session ID of the visitor
 *
 * @return array All packages the visitor has voted for
 */
function pkgbase_votes_from_sid($sid="") {
	$pkgs = array();
	if (!$sid) {return $pkgs;}
	$dbh = DB::connect();
	$q = "SELECT PackageBaseID ";
	$q.= "FROM PackageVotes, Users, Sessions ";
	$q.= "WHERE Users.ID = Sessions.UsersID ";
	$q.= "AND Users.ID = PackageVotes.UsersID ";
	$q.= "AND Sessions.SessionID = " . $dbh->quote($sid);
	$result = $dbh->query($q);
	if ($result) {
		while ($row = $result->fetch(PDO::FETCH_NUM)) {
			$pkgs[$row[0]] = 1;
		}
	}
	return $pkgs;
}

/**
 * Get the package base details
 *
 * @param string $id The package base ID to get description for
 *
 * @return array The package base's details OR error message
 **/
function pkgbase_get_details($base_id) {
	$dbh = DB::connect();

	$q = "SELECT PackageBases.ID, PackageBases.Name, ";
233
	$q.= "PackageBases.NumVotes, PackageBases.Popularity, ";
234
235
	$q.= "PackageBases.OutOfDateTS, PackageBases.SubmittedTS, ";
	$q.= "PackageBases.ModifiedTS, PackageBases.SubmitterUID, ";
236
	$q.= "PackageBases.MaintainerUID, PackageBases.PackagerUID, ";
237
	$q.= "PackageBases.FlaggerUID, ";
238
239
240
	$q.= "(SELECT COUNT(*) FROM PackageRequests ";
	$q.= " WHERE PackageRequests.PackageBaseID = PackageBases.ID ";
	$q.= " AND PackageRequests.Status = 0) AS RequestCount ";
241
242
	$q.= "FROM PackageBases ";
	$q.= "WHERE PackageBases.ID = " . intval($base_id);
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
	$result = $dbh->query($q);

	$row = array();

	if (!$result) {
		$row['error'] = __("Error retrieving package details.");
	}
	else {
		$row = $result->fetch(PDO::FETCH_ASSOC);
		if (empty($row)) {
			$row['error'] = __("Package details could not be found.");
		}
	}

	return $row;
}

/**
 * Display the package base details page
 *
 * @param string $id The package base ID to get details page for
 * @param array $row Package base details retrieved by pkgbase_get_details()
 * @param string $SID The session ID of the visitor
 *
 * @return void
 */
function pkgbase_display_details($base_id, $row, $SID="") {
	if (isset($row['error'])) {
		print "<p>" . $row['error'] . "</p>\n";
	}
	else {
		$pkgbase_name = pkgbase_name_from_id($base_id);

		include('pkgbase_details.php');

		if ($SID) {
279
			$comment_section = "package";
280
			include('pkg_comment_box.php');
281
282
		}

283
		$include_deleted = has_credential(CRED_COMMENT_VIEW_DELETED);
284
285
286
287

		$limit_pinned = isset($_GET['pinned']) ? 0 : 5;
		$pinned = pkgbase_comments($base_id, $limit_pinned, false, true);
		if (!empty($pinned)) {
288
			$comment_section = "package";
289
290
			include('pkg_comments.php');
		}
291
		unset($pinned);
292

293

294
295
		$total_comment_count = pkgbase_comments_count($base_id, $include_deleted);
		list($pagination_templs, $per_page, $offset) = calculate_pagination($total_comment_count);
296

297
		$comments = pkgbase_comments($base_id, $per_page, $include_deleted, false, $offset);
298
		if (!empty($comments)) {
299
			$comment_section = "package";
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
			include('pkg_comments.php');
		}
	}
}

/**
 * Convert a list of package IDs into a list of corresponding package bases.
 *
 * @param array|int $ids Array of package IDs to convert
 *
 * @return array|int List of package base IDs
 */
function pkgbase_from_pkgid($ids) {
	$dbh = DB::connect();

	if (is_array($ids)) {
		$q = "SELECT PackageBaseID FROM Packages ";
		$q.= "WHERE ID IN (" . implode(",", $ids) . ")";
		$result = $dbh->query($q);
		return $result->fetchAll(PDO::FETCH_COLUMN, 0);
	} else {
		$q = "SELECT PackageBaseID FROM Packages ";
		$q.= "WHERE ID = " . $ids;
		$result = $dbh->query($q);
		return $result->fetch(PDO::FETCH_COLUMN, 0);
	}
}

/**
 * Retrieve ID of a package base by name
 *
 * @param string $name The package base name to retrieve the ID for
 *
 * @return int The ID of the package base
 */
function pkgbase_from_name($name) {
	$dbh = DB::connect();
	$q = "SELECT ID FROM PackageBases WHERE Name = " . $dbh->quote($name);
	$result = $dbh->query($q);
	return $result->fetch(PDO::FETCH_COLUMN, 0);
}

/**
 * Retrieve the name of a package base given its ID
 *
 * @param int $base_id The ID of the package base to query
 *
 * @return string The name of the package base
 */
function pkgbase_name_from_id($base_id) {
	$dbh = DB::connect();
	$q = "SELECT Name FROM PackageBases WHERE ID = " . intval($base_id);
	$result = $dbh->query($q);
	return $result->fetch(PDO::FETCH_COLUMN, 0);
}

/**
 * Get the names of all packages belonging to a package base
 *
 * @param int $base_id The ID of the package base
 *
 * @return array The names of all packages belonging to the package base
 */
function pkgbase_get_pkgnames($base_id) {
	$dbh = DB::connect();
	$q = "SELECT Name FROM Packages WHERE PackageBaseID = " . intval($base_id);
	$result = $dbh->query($q);
	return $result->fetchAll(PDO::FETCH_COLUMN, 0);
}

370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
/**
 * Determine whether a package base is (or contains a) VCS package
 *
 * @param int $base_id The ID of the package base
 *
 * @return bool True if the package base is/contains a VCS package
 */
function pkgbase_is_vcs($base_id) {
	$suffixes = array("-cvs", "-svn", "-git", "-hg", "-bzr", "-darcs");
	$haystack = pkgbase_get_pkgnames($base_id);
	array_push($haystack, pkgbase_name_from_id($base_id));
	foreach ($haystack as $pkgname) {
		foreach ($suffixes as $suffix) {
			if (substr_compare($pkgname, $suffix, -strlen($suffix)) === 0) {
				return true;
			}
		}
	}
	return false;
}

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
/**
 * Delete all packages belonging to a package base
 *
 * @param int $base_id The ID of the package base
 *
 * @return void
 */
function pkgbase_delete_packages($base_id) {
	$dbh = DB::connect();
	$q = "DELETE FROM Packages WHERE PackageBaseID = " . intval($base_id);
	$dbh->exec($q);
}

/**
 * Retrieve the maintainer of a package base given its ID
 *
 * @param int $base_id The ID of the package base to query
 *
 * @return int The user ID of the current package maintainer
 */
function pkgbase_maintainer_uid($base_id) {
	$dbh = DB::connect();
	$q = "SELECT MaintainerUID FROM PackageBases WHERE ID = " . intval($base_id);
	$result = $dbh->query($q);
	return $result->fetch(PDO::FETCH_COLUMN, 0);
}

418
419
420
421
422
423
424
425
426
427
428
429
430
/**
 * Retrieve the maintainers of an array of package bases given by their ID
 *
 * @param int $base_ids The array of IDs of the package bases to query
 *
 * @return int The user ID of the current package maintainer
 */
function pkgbase_maintainer_uids($base_ids) {
	$dbh = DB::connect();
	$q = "SELECT MaintainerUID FROM PackageBases WHERE ID IN (" . implode(",", $base_ids) . ")";
	$result = $dbh->query($q);
	return $result->fetchAll(PDO::FETCH_COLUMN, 0);
}
431
432
433
434
435

/**
 * Flag package(s) as out-of-date
 *
 * @param array $base_ids Array of package base IDs to flag/unflag
436
 * @param string $comment The comment to add
437
438
439
 *
 * @return array Tuple of success/failure indicator and error message
 */
440
function pkgbase_flag($base_ids, $comment) {
Lukas Fleischer's avatar
Lukas Fleischer committed
441
	if (!has_credential(CRED_PKGBASE_FLAG)) {
442
443
444
		return array(false, __("You must be logged in before you can flag packages."));
	}

445
	$base_ids = sanitize_ids($base_ids);
446
447
448
449
	if (empty($base_ids)) {
		return array(false, __("You did not select any packages to flag."));
	}

450
451
452
453
	if (strlen($comment) < 3) {
		return array(false, __("The selected packages have not been flagged, please enter a comment."));
	}

454
	$uid = uid_from_sid($_COOKIE['AURSID']);
455
456
	$dbh = DB::connect();

457
	$q = "UPDATE PackageBases SET ";
458
	$q.= "OutOfDateTS = " . strval(time()) . ", FlaggerUID = " . $uid . ", ";
459
460
461
	$q.= "FlaggerComment = " . $dbh->quote($comment) . " ";
	$q.= "WHERE ID IN (" . implode(",", $base_ids) . ") ";
	$q.= "AND OutOfDateTS IS NULL";
462
	$dbh->exec($q);
463

464
	foreach ($base_ids as $base_id) {
465
		notify(array('flag', $uid, $base_id));
466
467
468
469
470
471
472
473
474
475
476
477
	}

	return array(true, __("The selected packages have been flagged out-of-date."));
}

/**
 * Unflag package(s) as out-of-date
 *
 * @param array $base_ids Array of package base IDs to flag/unflag
 *
 * @return array Tuple of success/failure indicator and error message
 */
Lukas Fleischer's avatar
Lukas Fleischer committed
478
479
480
function pkgbase_unflag($base_ids) {
	$uid = uid_from_sid($_COOKIE["AURSID"]);
	if (!$uid) {
481
482
483
		return array(false, __("You must be logged in before you can unflag packages."));
	}

484
	$base_ids = sanitize_ids($base_ids);
485
486
487
488
489
490
491
492
493
494
	if (empty($base_ids)) {
		return array(false, __("You did not select any packages to unflag."));
	}

	$dbh = DB::connect();

	$q = "UPDATE PackageBases SET ";
	$q.= "OutOfDateTS = NULL ";
	$q.= "WHERE ID IN (" . implode(",", $base_ids) . ") ";

495
496
	$maintainers = array_merge(pkgbase_maintainer_uids($base_ids), pkgbase_get_comaintainer_uids($base_ids));
	if (!has_credential(CRED_PKGBASE_UNFLAG, $maintainers)) {
497
		$q.= "AND (MaintainerUID = " . $uid . " OR FlaggerUID = " . $uid. ")";
498
499
500
501
502
503
504
505
506
	}

	$result = $dbh->exec($q);

	if ($result) {
		return array(true, __("The selected packages have been unflagged."));
	}
}

Mark Weiman's avatar
Mark Weiman committed
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
/**
 * Get package flag OOD comment
 *
 * @param int $base_id
 *
 * @return array Tuple of pkgbase ID, reason for OOD, and user who flagged
 */
function pkgbase_get_flag_comment($base_id) {
	$base_id = intval($base_id);
	$dbh = DB::connect();

	$q = "SELECT FlaggerComment,OutOfDateTS,Username FROM PackageBases ";
	$q.= "LEFT JOIN Users ON FlaggerUID = Users.ID ";
	$q.= "WHERE PackageBases.ID = " . $base_id . " ";
	$q.= "AND PackageBases.OutOfDateTS IS NOT NULL";
	$result = $dbh->query($q);

	$row = array();

	if (!$result) {
		$row['error'] = __("Error retrieving package details.");
	}
	else {
		$row = $result->fetch(PDO::FETCH_ASSOC);
		if (empty($row)) {
			$row['error'] = __("Package details could not be found.");
		}
	}

	return $row;
}

539
540
541
542
543
/**
 * Delete package bases
 *
 * @param array $base_ids Array of package base IDs to delete
 * @param int $merge_base_id Package base to merge the deleted ones into
544
 * @param int $via Package request to close upon deletion
545
 * @param bool $grant Allow anyone to delete the package base
546
547
548
 *
 * @return array Tuple of success/failure indicator and error message
 */
549
550
function pkgbase_delete ($base_ids, $merge_base_id, $via, $grant=false) {
	if (!$grant && !has_credential(CRED_PKGBASE_DELETE)) {
551
552
553
554
555
556
557
558
559
560
561
562
563
564
		return array(false, __("You do not have permission to delete packages."));
	}

	$base_ids = sanitize_ids($base_ids);
	if (empty($base_ids)) {
		return array(false, __("You did not select any packages to delete."));
	}

	$dbh = DB::connect();

	if ($merge_base_id) {
		$merge_base_name = pkgbase_name_from_id($merge_base_id);
	}

565
	$uid = uid_from_sid($_COOKIE['AURSID']);
566
	foreach ($base_ids as $base_id) {
567
568
569
570
		if ($merge_base_id) {
			notify(array('delete', $uid, $base_id, $merge_base_id));
		} else {
			notify(array('delete', $uid, $base_id));
571
572
573
		}
	}

574
575
576
577
578
579
580
581
582
583
	/*
	 * Close package request if the deletion was initiated through the
	 * request interface. NOTE: This needs to happen *before* the actual
	 * deletion. Otherwise, the former maintainer will not be included in
	 * the Cc list of the request notification email.
	 */
	if ($via) {
		pkgreq_close(intval($via), 'accepted', '');
	}

Lukas Fleischer's avatar
Lukas Fleischer committed
584
	/* Scan through pending deletion requests and close them. */
585
586
587
588
589
590
591
	$username = username_from_sid($_COOKIE['AURSID']);
	foreach ($base_ids as $base_id) {
		$pkgreq_ids = array_merge(pkgreq_by_pkgbase($base_id));
		foreach ($pkgreq_ids as $pkgreq_id) {
			pkgreq_close(intval($pkgreq_id), 'accepted',
				'The user ' .  $username .
				' deleted the package.', true);
Lukas Fleischer's avatar
Lukas Fleischer committed
592
593
594
		}
	}

595
596
597
598
599
600
601
	if ($merge_base_id) {
		/* Merge comments */
		$q = "UPDATE PackageComments ";
		$q.= "SET PackageBaseID = " . intval($merge_base_id) . " ";
		$q.= "WHERE PackageBaseID IN (" . implode(",", $base_ids) . ")";
		$dbh->exec($q);

602
		/* Merge notifications */
603
		$q = "SELECT DISTINCT UserID FROM PackageNotifications cn ";
604
		$q.= "WHERE PackageBaseID IN (" . implode(",", $base_ids) . ") ";
605
		$q.= "AND NOT EXISTS (SELECT * FROM PackageNotifications cn2 ";
606
607
608
609
610
		$q.= "WHERE cn2.PackageBaseID = " . intval($merge_base_id) . " ";
		$q.= "AND cn2.UserID = cn.UserID)";
		$result = $dbh->query($q);

		while ($notify_uid = $result->fetch(PDO::FETCH_COLUMN, 0)) {
611
			$q = "INSERT INTO PackageNotifications (UserID, PackageBaseID) ";
612
613
614
615
			$q.= "VALUES (" . intval($notify_uid) . ", " . intval($merge_base_id) . ")";
			$dbh->exec($q);
		}

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
		/* Merge votes */
		foreach ($base_ids as $base_id) {
			$q = "UPDATE PackageVotes ";
			$q.= "SET PackageBaseID = " . intval($merge_base_id) . " ";
			$q.= "WHERE PackageBaseID = " . $base_id . " ";
			$q.= "AND UsersID NOT IN (";
			$q.= "SELECT * FROM (SELECT UsersID ";
			$q.= "FROM PackageVotes ";
			$q.= "WHERE PackageBaseID = " . intval($merge_base_id);
			$q.= ") temp)";
			$dbh->exec($q);
		}

		$q = "UPDATE PackageBases ";
		$q.= "SET NumVotes = (SELECT COUNT(*) FROM PackageVotes ";
		$q.= "WHERE PackageBaseID = " . intval($merge_base_id) . ") ";
		$q.= "WHERE ID = " . intval($merge_base_id);
		$dbh->exec($q);
	}

	$q = "DELETE FROM Packages WHERE PackageBaseID IN (" . implode(",", $base_ids) . ")";
	$dbh->exec($q);

	$q = "DELETE FROM PackageBases WHERE ID IN (" . implode(",", $base_ids) . ")";
	$dbh->exec($q);

	return array(true, __("The selected packages have been deleted."));
}

/**
 * Adopt or disown packages
 *
 * @param array $base_ids Array of package base IDs to adopt/disown
 * @param bool $action Adopts if true, disowns if false. Adopts by default
650
 * @param int $via Package request to close upon adoption
651
652
653
 *
 * @return array Tuple of success/failure indicator and error message
 */
Lukas Fleischer's avatar
Lukas Fleischer committed
654
function pkgbase_adopt ($base_ids, $action=true, $via) {
Lukas Fleischer's avatar
Lukas Fleischer committed
655
656
	$dbh = DB::connect();

Lukas Fleischer's avatar
Lukas Fleischer committed
657
658
	$uid = uid_from_sid($_COOKIE["AURSID"]);
	if (!$uid) {
659
660
661
662
663
664
665
		if ($action) {
			return array(false, __("You must be logged in before you can adopt packages."));
		} else {
			return array(false, __("You must be logged in before you can disown packages."));
		}
	}

666
	/* Verify package ownership. */
667
	$base_ids = sanitize_ids($base_ids);
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684

	$q = "SELECT ID FROM PackageBases ";
	$q.= "WHERE ID IN (" . implode(",", $base_ids) . ") ";

	if ($action && !has_credential(CRED_PKGBASE_ADOPT)) {
		/* Regular users may only adopt orphan packages. */
		$q.= "AND MaintainerUID IS NULL";
	}
	if (!$action && !has_credential(CRED_PKGBASE_DISOWN)) {
		/* Regular users may only disown their own packages. */
		$q.= "AND MaintainerUID = " . $uid;
	}

	$result = $dbh->query($q);
	$base_ids = $result->fetchAll(PDO::FETCH_COLUMN, 0);

	/* Error out if the list of remaining packages is empty. */
685
686
687
688
689
690
691
692
	if (empty($base_ids)) {
		if ($action) {
			return array(false, __("You did not select any packages to adopt."));
		} else {
			return array(false, __("You did not select any packages to disown."));
		}
	}

693
694
695
696
697
698
699
700
701
702
	/*
	 * Close package request if the disownment was initiated through the
	 * request interface. NOTE: This needs to happen *before* the actual
	 * disown operation. Otherwise, the former maintainer will not be
	 * included in the Cc list of the request notification email.
	 */
	if ($via) {
		pkgreq_close(intval($via), 'accepted', '');
	}

Lukas Fleischer's avatar
Lukas Fleischer committed
703
704
705
706
707
708
709
710
711
712
713
714
	/* Scan through pending orphan requests and close them. */
	if (!$action) {
		$username = username_from_sid($_COOKIE['AURSID']);
		foreach ($base_ids as $base_id) {
			$pkgreq_ids = pkgreq_by_pkgbase($base_id, 'orphan');
			foreach ($pkgreq_ids as $pkgreq_id) {
				pkgreq_close(intval($pkgreq_id), 'accepted',
					'The user ' .  $username .
					' disowned the package.', true);
			}
		}
	}
715

716
	/* Adopt or disown the package. */
717
	if ($action) {
718
		$q = "UPDATE PackageBases ";
Lukas Fleischer's avatar
Lukas Fleischer committed
719
		$q.= "SET MaintainerUID = $uid ";
720
721
		$q.= "WHERE ID IN (" . implode(",", $base_ids) . ") ";
		$dbh->exec($q);
722
723
724

		/* Add the new maintainer to the notification list. */
		pkgbase_notify($base_ids);
725
	} else {
726
		/* Update the co-maintainer list when disowning a package. */
727
728
		if (has_credential(CRED_PKGBASE_DISOWN)) {
			foreach ($base_ids as $base_id) {
729
				pkgbase_set_comaintainers($base_id, array());
730
			}
731
732
733
734
735

			$q = "UPDATE PackageBases ";
			$q.= "SET MaintainerUID = NULL ";
			$q.= "WHERE ID IN (" . implode(",", $base_ids) . ") ";
			$dbh->exec($q);
736
737
		} else {
			foreach ($base_ids as $base_id) {
738
739
740
				$comaintainers = pkgbase_get_comaintainers($base_id);

				if (count($comaintainers) > 0) {
741
					$comaintainer_uid = uid_from_username($comaintainers[0]);
742
743
744
					$comaintainers = array_diff($comaintainers, array($comaintainers[0]));
					pkgbase_set_comaintainers($base_id, $comaintainers);
				} else {
745
					$comaintainer_uid = "NULL";
746
				}
747
748

				$q = "UPDATE PackageBases ";
749
				$q.= "SET MaintainerUID = " . $comaintainer_uid .  " ";
750
751
				$q.= "WHERE ID = " . $base_id;
				$dbh->exec($q);
752
753
754
755
			}
		}
	}

756
	foreach ($base_ids as $base_id) {
757
		notify(array($action ? 'adopt' : 'disown', $uid, $base_id));
758
759
	}

760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
	if ($action) {
		return array(true, __("The selected packages have been adopted."));
	} else {
		return array(true, __("The selected packages have been disowned."));
	}
}

/**
 * Vote and un-vote for packages
 *
 * @param array $base_ids Array of package base IDs to vote/un-vote
 * @param bool $action Votes if true, un-votes if false. Votes by default
 *
 * @return array Tuple of success/failure indicator and error message
 */
Lukas Fleischer's avatar
Lukas Fleischer committed
775
776
function pkgbase_vote ($base_ids, $action=true) {
	if (!has_credential(CRED_PKGBASE_VOTE)) {
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
		if ($action) {
			return array(false, __("You must be logged in before you can vote for packages."));
		} else {
			return array(false, __("You must be logged in before you can un-vote for packages."));
		}
	}

	$base_ids = sanitize_ids($base_ids);
	if (empty($base_ids)) {
		if ($action) {
			return array(false, __("You did not select any packages to vote for."));
		} else {
			return array(false, __("Your votes have been removed from the selected packages."));
		}
	}

	$dbh = DB::connect();
	$my_votes = pkgbase_votes_from_sid($_COOKIE["AURSID"]);
	$uid = uid_from_sid($_COOKIE["AURSID"]);

	$first = 1;
798
799
	$vote_ids = "";
	$vote_clauses = "";
800
801
802
803
804
805
806
807
808
809
810
811
	foreach ($base_ids as $pid) {
		if ($action) {
			$check = !isset($my_votes[$pid]);
		} else {
			$check = isset($my_votes[$pid]);
		}

		if ($check) {
			if ($first) {
				$first = 0;
				$vote_ids = $pid;
				if ($action) {
812
					$vote_clauses = "($uid, $pid, " . strval(time()) . ")";
813
814
815
816
				}
			} else {
				$vote_ids .= ", $pid";
				if ($action) {
817
					$vote_clauses .= ", ($uid, $pid, " . strval(time()) . ")";
818
819
820
821
822
				}
			}
		}
	}

823
824
825
826
827
	if (!empty($vote_ids)) {
		/* Only add votes for packages the user hasn't already voted for. */
		$op = $action ? "+" : "-";
		$q = "UPDATE PackageBases SET NumVotes = NumVotes $op 1 ";
		$q.= "WHERE ID IN ($vote_ids)";
828

829
		$dbh->exec($q);
830

831
832
833
834
835
836
837
		if ($action) {
			$q = "INSERT INTO PackageVotes (UsersID, PackageBaseID, VoteTS) VALUES ";
			$q.= $vote_clauses;
		} else {
			$q = "DELETE FROM PackageVotes WHERE UsersID = $uid ";
			$q.= "AND PackageBaseID IN ($vote_ids)";
		}
838

839
840
		$dbh->exec($q);
	}
841
842
843
844
845
846
847
848
849

	if ($action) {
		return array(true, __("Your votes have been cast for the selected packages."));
	} else {
		return array(true, __("Your votes have been removed from the selected packages."));
	}
}

/**
850
 * Get all usernames and IDs that voted for a specific package base
851
 *
852
 * @param string $pkgbase_name The package base to retrieve votes for
853
 *
854
 * @return array User IDs and usernames that voted for a specific package base
855
 */
856
function pkgbase_votes_from_name($pkgbase_name) {
857
858
	$dbh = DB::connect();

859
	$q = "SELECT UsersID, Username, Name, VoteTS FROM PackageVotes ";
860
861
862
863
	$q.= "LEFT JOIN Users ON UsersID = Users.ID ";
	$q.= "LEFT JOIN PackageBases ";
	$q.= "ON PackageVotes.PackageBaseID = PackageBases.ID ";
	$q.= "WHERE PackageBases.Name = ". $dbh->quote($pkgbase_name) . " ";
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
	$q.= "ORDER BY Username";
	$result = $dbh->query($q);

	if (!$result) {
		return;
	}

	$votes = array();
	while ($row = $result->fetch(PDO::FETCH_ASSOC)) {
		$votes[] = $row;
	}

	return $votes;
}

/**
Lukas Fleischer's avatar
Lukas Fleischer committed
880
 * Determine if a user has already voted for a specific package base
881
882
 *
 * @param string $uid The user ID to check for an existing vote
Lukas Fleischer's avatar
Lukas Fleischer committed
883
 * @param string $base_id The package base ID to check for an existing vote
884
885
886
 *
 * @return bool True if the user has already voted, otherwise false
 */
Lukas Fleischer's avatar
Lukas Fleischer committed
887
function pkgbase_user_voted($uid, $base_id) {
888
	$dbh = DB::connect();
Lukas Fleischer's avatar
Lukas Fleischer committed
889
890
891
	$q = "SELECT COUNT(*) FROM PackageVotes WHERE ";
	$q.= "UsersID = ". $dbh->quote($uid) . " AND ";
	$q.= "PackageBaseID = " . $dbh->quote($base_id);
892
	$result = $dbh->query($q);
Lukas Fleischer's avatar
Lukas Fleischer committed
893
894
	if (!$result) {
		return null;
895
	}
Lukas Fleischer's avatar
Lukas Fleischer committed
896
897

	return ($result->fetch(PDO::FETCH_COLUMN, 0) > 0);
898
899
900
901
902
903
904
905
906
907
908
909
910
}

/**
 * Determine if a user wants notifications for a specific package base
 *
 * @param string $uid User ID to check in the database
 * @param string $base_id Package base ID to check notifications for
 *
 * @return bool True if the user wants notifications, otherwise false
 */
function pkgbase_user_notify($uid, $base_id) {
	$dbh = DB::connect();

911
	$q = "SELECT * FROM PackageNotifications WHERE UserID = " . $dbh->quote($uid);
912
913
914
	$q.= " AND PackageBaseID = " . $dbh->quote($base_id);
	$result = $dbh->query($q);

915
	if (!$result) {
916
917
		return false;
	}
918
919

	return ($result->fetch(PDO::FETCH_NUM) > 0);
920
921
922
923
924
925
926
927
928
}

/**
 * Toggle notification of packages
 *
 * @param array $base_ids Array of package base IDs to toggle
 *
 * @return array Tuple of success/failure indicator and error message
 */
Lukas Fleischer's avatar
Lukas Fleischer committed
929
930
function pkgbase_notify ($base_ids, $action=true) {
	if (!has_credential(CRED_PKGBASE_NOTIFY)) {
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
		return;
	}

	$base_ids = sanitize_ids($base_ids);
	if (empty($base_ids)) {
		return array(false, __("Couldn't add to notification list."));
	}

	$dbh = DB::connect();
	$uid = uid_from_sid($_COOKIE["AURSID"]);

	$output = "";

	$first = true;

	/*
	 * There currently shouldn't be multiple requests here, but the format
	 * in which it's sent requires this.
	 */
	foreach ($base_ids as $bid) {
		$q = "SELECT Name FROM PackageBases WHERE ID = $bid";
		$result = $dbh->query($q);
		if ($result) {
			$row = $result->fetch(PDO::FETCH_NUM);
			$basename = $row[0];
		}
		else {
			$basename = '';
		}

		if ($first)
			$first = false;
		else
			$output .= ", ";


		if ($action) {
968
			$q = "SELECT COUNT(*) FROM PackageNotifications WHERE ";
969
970
971
972
973
			$q .= "UserID = $uid AND PackageBaseID = $bid";

			/* Notification already added. Don't add again. */
			$result = $dbh->query($q);
			if ($result->fetchColumn() == 0) {
974
				$q = "INSERT INTO PackageNotifications (PackageBaseID, UserID) VALUES ($bid, $uid)";
975
976
977
978
979
980
				$dbh->exec($q);
			}

			$output .= $basename;
		}
		else {
981
			$q = "DELETE FROM PackageNotifications WHERE PackageBaseID = $bid ";
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
			$q .= "AND UserID = $uid";
			$dbh->exec($q);

			$output .= $basename;
		}
	}

	if ($action) {
		$output = __("You have been added to the comment notification list for %s.", $output);
	}
	else {
		$output = __("You have been removed from the comment notification list for %s.", $output);
	}

	return array(true, $output);
}

/**
 * Delete a package comment
 *
1002
 * @param  boolean $undelete True if undeleting rather than deleting
1003
1004
 * @return array Tuple of success/failure indicator and error message
 */
1005
function pkgbase_delete_comment($undelete=false) {
Lukas Fleischer's avatar
Lukas Fleischer committed
1006
1007
	$uid = uid_from_sid($_COOKIE["AURSID"]);
	if (!$uid) {
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
		return array(false, __("You must be logged in before you can edit package information."));
	}

	if (isset($_POST["comment_id"])) {
		$comment_id = $_POST["comment_id"];
	} else {
		return array(false, __("Missing comment ID."));
	}

	$dbh = DB::connect();
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
	if ($undelete) {
		if (!has_credential(CRED_COMMENT_UNDELETE)) {
			return array(false, __("You are not allowed to undelete this comment."));
		}

		$q = "UPDATE PackageComments ";
		$q.= "SET DelUsersID = NULL, ";
		$q.= "DelTS = NULL ";
		$q.= "WHERE ID = ".intval($comment_id);
		$dbh->exec($q);
		return array(true, __("Comment has been undeleted."));
	} else {
		if (!can_delete_comment($comment_id)) {
			return array(false, __("You are not allowed to delete this comment."));
		}

1034
		$q = "UPDATE PackageComments ";
1035
		$q.= "SET DelUsersID = ".$uid.", ";
1036
		$q.= "DelTS = " . strval(time()) . " ";
1037
		$q.= "WHERE ID = ".intval($comment_id);
1038
		$dbh->exec($q);
1039
		return array(true, __("Comment has been deleted."));
1040
1041
1042
	}
}

1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
/**
 * Edit a package comment
 *
 * @return array Tuple of success/failure indicator and error message
 */
function pkgbase_edit_comment($comment) {
	$uid = uid_from_sid($_COOKIE["AURSID"]);
	if (!$uid) {
		return array(false, __("You must be logged in before you can edit package information."));
	}

	if (isset($_POST["comment_id"])) {
		$comment_id = $_POST["comment_id"];
	} else {
		return array(false, __("Missing comment ID."));
	}

Marcel Korpel's avatar
Marcel Korpel committed
1060
1061
1062
1063
	if (trim($comment) == '') {
		return array(false, __('Comment cannot be empty.'));
	}

1064
1065
1066
1067
1068
	$dbh = DB::connect();
	if (can_edit_comment($comment_id)) {
		$q = "UPDATE PackageComments ";
		$q.= "SET EditedUsersID = ".$uid.", ";
		$q.= "Comments = ".$dbh->quote($comment).", ";
1069
		$q.= "EditedTS = " . strval(time()) . " ";
1070
1071
		$q.= "WHERE ID = ".intval($comment_id);
		$dbh->exec($q);
1072
1073
1074

		render_comment($comment_id);

1075
1076
1077
1078
1079
1080
		return array(true, __("Comment has been edited."));
	} else {
		return array(false, __("You are not allowed to edit this comment."));
	}
}

1081
/**
1082
 * Get a list of package base keywords
1083
 *
1084
 * @param int $base_id The package base ID to retrieve the keywords for
1085
 *
1086
 * @return array An array of keywords
1087
 */
1088
function pkgbase_get_keywords($base_id) {
1089
	$dbh = DB::connect();
1090
1091
1092
	$q = "SELECT Keyword FROM PackageKeywords ";
	$q .= "WHERE PackageBaseID = " . intval($base_id) . " ";
	$q .= "ORDER BY Keyword ASC";
1093
1094
	$result = $dbh->query($q);

1095
1096
1097
1098
	if ($result) {
		return $result->fetchAll(PDO::FETCH_COLUMN, 0);
	} else {
		return array();
1099
1100
1101
1102
	}
}

/**
1103
 * Update the list of keywords of a package base
1104
 *
1105
1106
 * @param int $base_id The package base ID to update the keywords of
 * @param array $users Array of keywords
1107
 *
1108
 * @return array Tuple of success/failure indicator and error message
1109
 */
1110
1111
1112
function pkgbase_set_keywords($base_id, $keywords) {
	$base_id = intval($base_id);

1113
1114
	$maintainers = array_merge(array(pkgbase_maintainer_uid($base_id)), pkgbase_get_comaintainer_uids(array($base_id)));
	if (!has_credential(CRED_PKGBASE_SET_KEYWORDS, $maintainers)) {
1115
1116
1117
1118
1119
1120
		return array(false, __("You are not allowed to edit the keywords of this package base."));
	}

	/* Remove empty and duplicate user names. */
	$keywords = array_unique(array_filter(array_map('trim', $keywords)));

1121
	$dbh = DB::connect();
1122
1123

	$q = sprintf("DELETE FROM PackageKeywords WHERE PackageBaseID = %d", $base_id);
1124
	$dbh->exec($q);
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137

	$i = 0;
	foreach ($keywords as $keyword) {
		$q = sprintf("INSERT INTO PackageKeywords (PackageBaseID, Keyword) VALUES (%d, %s)", $base_id, $dbh->quote($keyword));
		$dbh->exec($q);

		$i++;
		if ($i >= 20) {
			break;
		}
	}

	return array(true, __("The package base keywords have been updated."));
1138
}
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150

/**
 * Get a list of package base co-maintainers
 *
 * @param int $base_id The package base ID to retrieve the co-maintainers for
 *
 * @return array An array of co-maintainer user names
 */
function pkgbase_get_comaintainers($base_id) {
	$dbh = DB::connect();
	$q = "SELECT UserName FROM PackageComaintainers ";
	$q .= "INNER JOIN Users ON Users.ID = PackageComaintainers.UsersID ";
1151
1152
	$q .= "WHERE PackageComaintainers.PackageBaseID = " . intval($base_id) . " ";
	$q .= "ORDER BY Priority ASC";
1153
1154
1155
1156
1157
1158
1159
1160
1161
	$result = $dbh->query($q);

	if ($result) {
		return $result->fetchAll(PDO::FETCH_COLUMN, 0);
	} else {
		return array();
	}
}

1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
/**
 * Get a list of package base co-maintainer IDs
 *
 * @param int $base_id The package base ID to retrieve the co-maintainers for
 *
 * @return array An array of co-maintainer user UDs
 */
function pkgbase_get_comaintainer_uids($base_ids) {
	$dbh = DB::connect();
	$q = "SELECT UsersID FROM PackageComaintainers ";
	$q .= "INNER JOIN Users ON Users.ID = PackageComaintainers.UsersID ";
	$q .= "WHERE PackageComaintainers.PackageBaseID IN (" . implode(",", $base_ids) . ") ";
	$q .= "ORDER BY Priority ASC";
	$result = $dbh->query($q);

	if ($result) {
		return $result->fetchAll(PDO::FETCH_COLUMN, 0);
	} else {
		return array();
	}
}

1184
1185
1186
1187
1188
/**
 * Update the list of co-maintainers of a package base
 *
 * @param int $base_id The package base ID to update the co-maintainers of
 * @param array $users Array of co-maintainer user names
1189
 * @param boolean $override Override credential check if true
1190
1191
1192
 *
 * @return array Tuple of success/failure indicator and error message
 */
1193
1194
function pkgbase_set_comaintainers($base_id, $users, $override=false) {
	if (!$override && !has_credential(CRED_PKGBASE_EDIT_COMAINTAINERS, array(pkgbase_maintainer_uid($base_id)))) {
1195
1196
1197
1198
1199
1200
1201
1202
		return array(false, __("You are not allowed to manage co-maintainers of this package base."));
	}

	/* Remove empty and duplicate user names. */
	$users = array_unique(array_filter(array_map('trim', $users)));

	$dbh = DB::connect();

1203
	$uids_new = array();
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
	foreach($users as $user) {
		$q = "SELECT ID FROM Users ";
		$q .= "WHERE UserName = " . $dbh->quote($user);
		$result = $dbh->query($q);
		$uid = $result->fetchColumn(0);

		if (!$uid) {
			return array(false, __("Invalid user name: %s", $user));
		}

1214
		$uids_new[] = $uid;
1215
1216
	}

1217
1218
1219
1220
1221
1222
	$q = sprintf("SELECT UsersID FROM PackageComaintainers WHERE PackageBaseID = %d", $base_id);
	$result = $dbh->query($q);
	$uids_old = $result->fetchAll(PDO::FETCH_COLUMN, 0);

	$uids_add = array_diff($uids_new, $uids_old);
	$uids_rem = array_diff($uids_old, $uids_new);
1223

1224
	$i = 1;
1225
1226
1227
	foreach ($uids_new as $uid) {
		if (in_array($uid, $uids_add)) {
			$q = sprintf("INSERT INTO PackageComaintainers (PackageBaseID, UsersID, Priority) VALUES (%d, %d, %d)", $base_id, $uid, $i);
1228
			notify(array('comaintainer-add', $uid, $base_id));
1229
1230
1231
1232
		} else {
			$q = sprintf("UPDATE PackageComaintainers SET Priority = %d WHERE PackageBaseID = %d AND UsersID = %d", $i, $base_id, $uid);
		}

1233
		$dbh->exec($q);
1234
		$i++;
1235
1236
	}

1237
1238
1239
	foreach ($uids_rem as $uid) {
		$q = sprintf("DELETE FROM PackageComaintainers WHERE PackageBaseID = %d AND UsersID = %d", $base_id, $uid);
		$dbh->exec($q);
1240
		notify(array('comaintainer-remove', $uid, $base_id));
1241
1242
	}

1243
1244
	return array(true, __("The package base co-maintainers have been updated."));
}
1245
1246
1247
1248
1249
1250
1251

function pkgbase_remove_comaintainer($base_id, $uid) {
	$uname = username_from_id($uid);
	$names = pkgbase_get_comaintainers($base_id);
	$names = array_diff($names, array($uname));
	return pkgbase_set_comaintainers($base_id, $names, true);
}