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1
<?php
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/****h* pfSense/pkg-utils
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 * NAME
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 *   pkg-utils.inc - Package subsystem
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 * DESCRIPTION
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 *   This file contains various functions used by the pfSense package system.
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 * HISTORY
8
 *   $Id$
9
 ******
10
 *
11
 * Copyright (C) 2005-2006 Colin Smith (ethethlay@gmail.com)
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 * All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
14
 * modification, are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
17
 * this list of conditions and the following disclaimer.
18
 *
19
 * 2. Redistributions in binary form must reproduce the above copyright
20
 * notice, this list of conditions and the following disclaimer in the
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 * documentation and/or other materials provided with the distribution.
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 *
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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
24
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
25
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
26
 * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
27
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31
 * RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32
 * POSSIBILITY OF SUCH DAMAGE.
33
 *
34
 */
35
require_once("xmlrpc.inc");
36
require_once("xmlparse.inc");
37
require_once("service-utils.inc");
38
require_once("pfsense-utils.inc");
39
require_once("globals.inc");
40

    
41
safe_mkdir("/var/db/pkg");
42
$g['platform'] = trim(file_get_contents("/etc/platform"));
43
if($g['platform'] == "pfSense") {
44
	safe_mkdir("/usr/local/pkg");
45
	safe_mkdir("/usr/local/pkg/pf");
46
}
47

    
48
/****f* pkg-utils/is_package_installed
49
 * NAME
50
 *   is_package_installed - Check whether a package is installed.
51
 * INPUTS
52
 *   $packagename	- name of the package to check
53
 * RESULT
54
 *   boolean	- true if the package is installed, false otherwise
55
 * NOTES
56
 *   This function is deprecated - get_pkg_id() can already check for installation.
57
 ******/
58
function is_package_installed($packagename) {
59
	$pkg = get_pkg_id($packagename);
60
	if($pkg == -1) return false;
61
	return true;
62
}
63

    
64
/****f* pkg-utils/get_pkg_id
65
 * NAME
66
 *   get_pkg_id - Find a package's numeric ID.
67
 * INPUTS
68
 *   $pkg_name	- name of the package to check
69
 * RESULT
70
 *   integer    - -1 if package is not found, >-1 otherwise
71
 ******/
72
function get_pkg_id($pkg_name) {
73
	global $config;
74

    
75
	if(is_array($config['installedpackages']['package'])) {
76
		$i = 0;
77
		foreach($config['installedpackages']['package'] as $pkg) {
78
			if($pkg['name'] == $pkg_name) return $i;
79
			$i++;
80
		}
81
	}
82
	return -1;
83
}
84

    
85
/****f* pkg-utils/get_pkg_info
86
 * NAME
87
 *   get_pkg_info - Retrive package information from pfsense.com.
88
 * INPUTS
89
 *   $pkgs - 'all' to retrive all packages, an array containing package names otherwise
90
 *   $info - 'all' to retrive all information, an array containing keys otherwise
91
 * RESULT
92
 *   $raw_versions - Array containing retrieved information, indexed by package name.
93
 ******/
94
function get_pkg_info($pkgs = 'all', $info = 'all') {
95
	global $g;
96
	$params = array("pkg" => $pkgs, "info" => $info);
97
	$resp = call_pfsense_method('pfsense.get_pkgs', $params, 10);
98
	return $resp ? $resp : array();
99
}
100

    
101
function get_pkg_sizes($pkgs = 'all') {
102
	global $g;
103
	$params = array("pkg" => $pkgs);
104
	$msg = new XML_RPC_Message('pfsense.get_pkg_sizes', array(php_value_to_xmlrpc($params)));
105
	$cli = new XML_RPC_Client($g['xmlrpcpath'], $g['xmlrpcbaseurl']);
106
	$resp = $cli->send($msg, 10);
107
	if($resp and !$resp->faultCode()) {
108
		$raw_versions = $resp->value();
109
		return xmlrpc_value_to_php($raw_versions);
110
	} else {
111
		return array();
112
	}
113
}
114

    
115
/*
116
 * resync_all_package_configs() Force packages to setup their configuration and rc.d files.
117
 * This function may also print output to the terminal indicating progress.
118
 */
119
function resync_all_package_configs($show_message = false) {
120
	global $config;
121
	$i = 0;
122
	log_error("Resyncing configuration for all packages.");
123
	if(!$config['installedpackages']['package']) return;
124
	if($show_message == true) print "Syncing packages:";
125
	foreach($config['installedpackages']['package'] as $package) {
126
		if($show_message == true) print " " . $package['name'];
127
		sync_package($i, true, true);
128
		$i++;
129
	}
130
	if($show_message == true) print ".\n";
131
}
132

    
133
/*
134
 * is_freebsd_pkg_installed() - Check /var/db/pkg to determine whether or not a FreeBSD
135
 *				package is installed.
136
 */
137
function is_freebsd_pkg_installed($pkg) {
138
	global $g;
139
	if(in_array($pkg, return_dir_as_array("{$g['vardb_path']}/pkg"))) return true;
140
	return false;
141
}
142

    
143
/*
144
 * get_pkg_depends($pkg_name, $filetype = ".xml", $format = "files", return_nosync = 1):  Return a package's dependencies.
145
 *
146
 * $filetype = "all" || ".xml", ".tgz", etc.
147
 * $format = "files" (full filenames) || "names" (stripped / parsed depend names)
148
 * $return_nosync = 1 (return depends that have nosync set) | 0 (ignore packages with nosync)
149
 *
150
 */
151
function get_pkg_depends($pkg_name, $filetype = ".xml", $format = "files", $return_nosync = 1) {
152
	global $config;
153
	$pkg_id = get_pkg_id($pkg_name);
154
	if(!is_numeric($pkg_name)) {
155
		if($pkg_id == -1) return -1; // This package doesn't really exist - exit the function.
156
	} else {
157
		if(!isset($config['installedpackages']['package'][$pkg_id])) return; // No package belongs to the pkg_id passed to this function.
158
	}
159
	$package = $config['installedpackages']['package'][$pkg_id];
160
	if(!file_exists("/usr/local/pkg/" . $package['configurationfile'])) {
161
		file_notice($package['name'], "The {$package['name']} package is missing its configuration file and must be reinstalled.", "Packages", "/pkg_mgr_install.php?mode=reinstallpkg&pkg={$package['name']}", 1);
162
		return;
163
	}
164
	$pkg_xml = parse_xml_config_pkg("/usr/local/pkg/" . $package['configurationfile'], "packagegui");
165
	if($pkg_xml['additional_files_needed'] != "") {
166
		foreach($pkg_xml['additional_files_needed'] as $item) {
167
			if (($return_nosync == 0) && (isset($item['nosync']))) continue; // Do not return depends with nosync set if not required.
168
			$depend_file = substr(strrchr($item['item']['0'], '/'),1); // Strip URLs down to filenames.
169
			$depend_name = substr(substr($depend_file,0,strpos($depend_file,".")+1),0,-1); // Strip filename down to dependency name.
170
			if (($filetype != "all") && (!preg_match("/${filetype}/i", $depend_file))) continue;
171
			if ($item['prefix'] != "") {
172
				$prefix = $item['prefix'];
173
			} else {
174
				$prefix = "/usr/local/pkg/";
175
			}
176
			if(!file_exists($prefix . $pkg_name)) {
177
				file_notice($package['name'], "The {$package['name']} package is missing required dependencies and must be reinstalled.", "Packages", "/pkg_mgr_install.php?mode=reinstallpkg&pkg={$package['name']}", 1);
178
			}
179
			switch ($format) {
180
				case "files":
181
				$depends[] = $depend_file;
182
			break;
183
            			case "names":
184
                		switch ($filetype) {
185

    
186
				case "all":
187
				if(preg_match("/\.xml/i", $depend_file)) {
188
					$depend_xml = parse_xml_config_pkg("/usr/local/pkg/" . $depend_file, "packagegui");
189
					$depends[] = $depend_xml['name'];
190
					break;
191
				} else {
192
					$depends[] = $depend_name; // If this dependency isn't package XML, use the stripped filename.
193
				break;
194
				}
195
				case ".xml":
196
				$depend_xml = parse_xml_config_pkg("/usr/local/pkg/" . $depend_file, "packagegui");
197
				$depends[] = $depend_xml['name'];
198
				break;
199
				default:
200
				$depends[] = $depend_name; // If we aren't looking for XML, use the stripped filename (it's all we have).
201
				break;
202
				}
203
			}
204
		}
205
		return $depends;
206
	}
207
}
208

    
209
/*
210
 * sync_package($pkg_name, $sync_depends = true, $show_message = false) Force a package to setup its configuration and rc.d files.
211
 */
212
function sync_package($pkg_name, $sync_depends = true, $show_message = false) {
213
	global $config;
214
	require_once("notices.inc");
215
	if(!$config['installedpackages']['package']) return;
216
	if(!is_numeric($pkg_name)) {
217
		$pkg_id = get_pkg_id($pkg_name);
218
		if($pkg_id == -1) return -1; // This package doesn't really exist - exit the function.
219
	} else {
220
		$pkg_id = $pkg_name;
221
		if(!isset($config['installedpackages']['package'][$pkg_id]))
222
		return;  // No package belongs to the pkg_id passed to this function.
223
	}
224
        if (is_array($config['installedpackages']['package'][$pkg_id]))
225
                $package = $config['installedpackages']['package'][$pkg_id];
226
        else
227
                return; /* empty package tag */
228
	if(!file_exists("/usr/local/pkg/" . $package['configurationfile'])) {
229
		file_notice($package['name'], "The {$package['name']} package is missing its configuration file and must be reinstalled.", "Packages", "/pkg_mgr_install.php?mode=reinstallpkg&pkg={$package['name']}", 1);
230
	} else {
231
		$pkg_config = parse_xml_config_pkg("/usr/local/pkg/" . $package['configurationfile'], "packagegui");
232

    
233
		/* Bring in package include files */
234
		if (isset($pkg_config['include_file']) && $pkg_config['include_file'] != ""
235
) {
236
			$include_file = $pkg_config['include_file'];
237
			if (file_exists('/usr/local/pkg/' . $include_file))
238
				require_once('/usr/local/pkg/' . $include_file);
239
			else
240
				require_once($include_file);
241
		}
242

    
243
		/* XXX: Zend complains about the next line "Wrong break depth"
244
		 * The code is obviously wrong, but I'm not sure what it's supposed to do?
245
		 */
246
		if(isset($pkg_config['nosync'])) continue;
247
		if($pkg_config['custom_php_global_functions'] <> "")
248
		eval($pkg_config['custom_php_global_functions']);
249
		if($pkg_config['custom_php_resync_config_command'] <> "")
250
		eval($pkg_config['custom_php_resync_config_command']);
251
		if($sync_depends == true) {
252
			$depends = get_pkg_depends($pkg_name, ".xml", "files", 1); // Call dependency handler and do a little more error checking.
253
			if(is_array($depends)) {
254
				foreach($depends as $item) {
255
					if(!file_exists("/usr/local/pkg" . $item)) {
256
						file_notice($package['name'], "The {$package['name']} package is missing required dependencies and must be reinstalled.", "Packages", "/pkg_mgr_install.php?mode=reinstallpkg&pkg={$package['name']}", 1);
257
					} else {
258
						$item_config = parse_xml_config_pkg("/usr/local/pkg/" . $item, "packagegui");
259
						if(isset($item_config['nosync'])) continue;
260
						if($item_config['custom_php_command_before_form'] <> "") {
261
							eval($item_config['custom_php_command_before_form']);
262
						}
263
						if($item_config['custom_php_resync_config_command'] <> "") {
264
							eval($item_config['custom_php_resync_config_command']);
265
						}
266
						if($show_message == true) print " " . $item_config['name'];
267
					}
268
				}
269
			}
270
		}
271
	}
272
}
273

    
274
/*
275
 * pkg_fetch_recursive: Download and install a FreeBSD package and its dependencies. This function provides output to
276
 * 			a progress bar and output window.
277
 *
278
 * XXX: This function needs to return where a pkg_add fails. Our current error messages aren't very descriptive.
279
 */
280
function pkg_fetch_recursive($pkgname, $filename, $dependlevel = 0, $base_url = 'http://ftp2.freebsd.org/pub/FreeBSD/ports/i386/packages-5.4-release/Latest') {
281
	global $pkgent, $static_output, $g, $fd_log;
282
	$pkg_extension = strrchr($filename, '.');
283
	$static_output .= "\n" . str_repeat(" ", $dependlevel * 2) . $pkgname . " ";
284
	$fetchto = "/tmp/apkg_" . $pkgname . $pkg_extension;
285
	download_file_with_progress_bar($base_url . '/' . $filename, $fetchto);
286
	$static_output .= " (extracting)";
287
	update_output_window($static_output);
288
		$slaveout = "";
289
	exec("/usr/bin/tar --fast-read -O -f {$fetchto} -x +CONTENTS 2>&1", $slaveout);
290
	$workingdir = preg_grep("/instmp/", $slaveout);
291
	$workingdir = $workingdir[0];
292
	$raw_depends_list = array_values(preg_grep("/\@pkgdep/", $slaveout));
293
	if($raw_depends_list != "") {
294
		if($pkgent['exclude_dependency'] != "")
295
			$raw_depends_list = array_values(preg_grep($pkgent['exclude_dependency'], PREG_GREP_INVERT));
296
		foreach($raw_depends_list as $adepend) {
297
			$working_depend = explode(" ", $adepend);
298
			//$working_depend = explode("-", $working_depend[1]);
299
			$depend_filename = $working_depend[1] . $pkg_extension;
300
			if(is_freebsd_pkg_installed($working_depend[1]) === false) {
301
				pkg_fetch_recursive($working_depend[1], $depend_filename, $dependlevel + 1, $base_url);
302
			} else {
303
//				$dependlevel++;
304
				$static_output .= "\n" . str_repeat(" ", $dependlevel * 2) . $working_depend[1] . " ";
305
				@fwrite($fd_log, $working_depend[1] . "\n");
306
			}
307
		}
308
	}
309
	$pkgaddout = "";
310
	exec("cat {$g['tmp_path']}/y | /usr/sbin/pkg_add -fv {$fetchto} 2>&1", $pkgaddout);
311
	@fwrite($fd_log, $pkgname . " " . print_r($pkgaddout, true) . "\n");
312
	return true;
313
}
314

    
315
function download_file_with_progress_bar($url_file, $destination_file) {
316
	global $ch, $fout, $file_size, $downloaded, $pkg_interface;
317
	$file_size  = 1;
318
	$downloaded = 1;
319
	/* open destination file */
320
	$fout = fopen($destination_file, "wb");
321

    
322
	/*
323
	 *	Originally by Author: Keyvan Minoukadeh
324
	 *	Modified by Scott Ullrich to return Content-Length size
325
         */
326

    
327
	$ch = curl_init();
328
	curl_setopt($ch, CURLOPT_URL, $url_file);
329
	curl_setopt($ch, CURLOPT_HEADERFUNCTION, 'read_header');
330
	curl_setopt($ch, CURLOPT_WRITEFUNCTION, 'read_body');
331
	curl_setopt($ch, CURLOPT_NOPROGRESS, '1');
332

    
333
	curl_exec($ch);
334
	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
335
	fclose($fout);
336
	curl_close($ch);
337
	return ($http_code == 200) ? true : $http_code;
338
}
339

    
340
function read_header($ch, $string) {
341
	global $file_size, $fout;
342
	$length = strlen($string);
343
	$regs = "";
344
	ereg("(Content-Length:) (.*)", $string, $regs);
345
	if($regs[2] <> "") {
346
	$file_size = intval($regs[2]);
347
	}
348
	ob_flush();
349
	return $length;
350
}
351

    
352
function read_body($ch, $string) {
353
	global $fout, $file_size, $downloaded, $sendto, $static_status, $static_output, $lastseen, $pkg_interface;
354
	$length = strlen($string);
355
	$downloaded += intval($length);
356
	$downloadProgress = round(100 * (1 - $downloaded / $file_size), 0);
357
	$downloadProgress = 100 - $downloadProgress;
358
	if($lastseen <> $downloadProgress and $downloadProgress < 101) {
359
		if($sendto == "status") {
360
			$tostatus = $static_status . $downloadProgress . "%";
361
			update_status($tostatus);
362
		} else {
363
			$tooutput = $static_output . $downloadProgress . "%";
364
			update_output_window($tooutput);
365
		}
366
		update_progress_bar($downloadProgress);
367
		$lastseen = $downloadProgress;
368
	}
369
	fwrite($fout, $string);
370
	ob_flush();
371
	return $length;
372
}
373

    
374
function install_package($package, $pkg_info = "") {
375
	global $g, $config, $pkg_interface, $fd_log, $static_output;
376
	/* open logfiles and begin installation */
377
	if(!$fd_log) {
378
		if(!$fd_log = fopen("{$g['tmp_path']}/pkg_mgr_{$package}.log", "w")) {
379
			update_output_window("Warning, could not open log for writing.");
380
		}
381
	}
382
	@fwrite($fd_log, "Beginning package installation.\n");
383
	log_error('Beginning package installation for ' . $package . '.');
384
	update_status("Beginning package installation for " . $package . "...");
385
	/* fetch package information if needed */
386
	if(!$pkg_info or !is_array($pkg_info[$package])) {
387
		$pkg_info = get_pkg_info(array($package));
388
		$pkg_info = $pkg_info[$package]; // We're only dealing with one package, so we can strip away the extra array.
389
	}
390
	/* fetch the package's configuration file */
391
	if($pkg_info['config_file'] != "") {
392
		$static_output .= "Downloading package configuration file... ";
393
		update_output_window($static_output);
394
		@fwrite($fd_log, "Downloading package configuration file...\n");
395
		$fetchto = substr(strrchr($pkg_info['config_file'], '/'), 1);
396
		download_file_with_progress_bar($pkg_info['config_file'], '/usr/local/pkg/' . $fetchto);
397
		if(!file_exists('/usr/local/pkg/' . $fetchto)) {
398
			@fwrite($fd_log, "ERROR! Unable to fetch package configuration file. Aborting installation.\n");
399
			if($pkg_interface == "console") {
400
				print "\nERROR! Unable to fetch package configuration file. Aborting package installation.\n";
401
				return;
402
			} else {
403
				$static_output .= "failed!\n\nInstallation aborted.";
404
				update_output_window($static_output);
405
				echo "<br>Show <a href=\"pkg_mgr_install.php?showlog=true\">install log</a></center>";
406
			 	return -1;
407
			}
408
		}
409
		$static_output .= "done.\n";
410
		update_output_window($static_output);
411
	}
412
	/* add package information to config.xml */
413
	$pkgid = get_pkg_id($pkg_info['name']);
414
	$static_output .= "Saving updated package information... ";
415
	update_output_window($static_output);
416
	if($pkgid == -1) {
417
		$config['installedpackages']['package'][] = $pkg_info;
418
		$changedesc = "Installed {$pkg_info['name']} package.";
419
		$to_output = "done.\n";
420
	} else {
421
		$config['installedpackages']['package'][$pkgid] = $pkg_info;
422
		$changedesc = "Overwrote previous installation of {$pkg_info['name']}.";
423
		$to_output = "overwrite!\n";
424
	}
425
	$static_output .= $to_output;
426
	update_output_window($static_output);
427
	/* install other package components */
428
	install_package_xml($package);
429
	$static_output .= "Writing configuration... ";
430
	update_output_window($static_output);
431
	write_config($changedesc);
432
	$static_output .= "done.\n";
433
	update_output_window($static_output);
434
	$static_output .= "Starting service.\n";
435
	update_output_window($static_output);
436
	start_service($pkg_info['config_file']);
437
}
438

    
439
function eval_once($toeval) {
440
	global $evaled;
441
	if(!$evaled) $evaled = array();
442
	$evalmd5 = md5($toeval);
443
	if(!in_array($evalmd5, $evaled)) {
444
		eval($toeval);
445
		$evaled[] = $evalmd5;
446
	}
447
	return;
448
}
449

    
450
function install_package_xml($pkg) {
451
	global $g, $config, $fd_log, $static_output;
452
	if(($pkgid = get_pkg_id($pkg)) == -1) {
453
		$static_output .= "The {$pkg} package is not installed.\n\nInstallation aborted.";
454
		update_output_window($static_output);
455
		echo "\n<script language=\"JavaScript\">document.progressbar.style.visibility='hidden';</script>";
456
		echo "\n<script language=\"JavaScript\">document.progholder.style.visibility='hidden';</script>";
457
		sleep(1);
458
		return;
459
	} else {
460
		$pkg_info = $config['installedpackages']['package'][$pkgid];
461
	}
462
	/* set up logging if needed */
463
	if(!$fd_log) {
464
		if(!$fd_log = fopen("{$g['tmp_path']}/pkg_mgr_{$pkg}.log", "w")) {
465
			update_output_window("Warning, could not open log for writing.");
466
		}
467
	}
468

    
469
	/* set up package logging streams */
470
	if($pkg_info['logging']) {
471
		mwexec("/usr/sbin/clog -i -s 32768 {$g['varlog_path']}/{$pkg_info['logging']['logfilename']}");
472
		chmod($g['varlog_path'] . '/' . $pkg_info['logging']['logfilename'], 0600);
473
		@fwrite($fd_log, "Adding text to file /etc/syslog.conf\n");
474
		mwexec("killall syslogd");
475
		system_syslogd_start();
476
	}
477

    
478
	/* make 'y' file */
479
	$fd = fopen("{$g['tmp_path']}/y", "w");
480
	for($line = 0; $line < 10; $line++) {
481
		fwrite($fd, "y\n");
482
	}
483
	fclose($fd);
484

    
485
	/* pkg_add the package and its dependencies */
486
	if($pkg_info['depends_on_package_base_url'] != "") {
487
		update_status("Installing " . $pkg_info['name'] . " and its dependencies.");
488
		$static_output .= "Downloading " . $pkg_info['name'] . " and its dependencies... ";
489
		$static_orig = $static_output;
490
		$static_output .= "\n";
491
		update_output_window($static_output);
492
		foreach((array) $pkg_info['depends_on_package'] as $pkgdep) {
493
			$pkg_name = substr(reverse_strrchr($pkgdep, "."), 0, -1);
494
			if(isset($pkg_info['skip_install_checks'])) {
495
				$pkg_installed = true;
496
			} else {
497
				$pkg_installed = is_freebsd_pkg_installed($pkg_name);
498
			}
499
			if($pkg_installed == false) pkg_fetch_recursive($pkg_name, $pkgdep, 0, $pkg_info['depends_on_package_base_url']);
500
			$static_output = $static_orig . "done.\nChecking for successful package installation... ";
501
			update_output_window($static_output);
502
			/* make sure our package was successfully installed */
503
			if($pkg_installed == false) $pkg_installed = is_freebsd_pkg_installed($pkg_name);
504
			if($pkg_installed == true) {
505
				$static_output .= "done.\n";
506
				update_output_window($static_output);
507
				fwrite($fd_log, "pkg_add successfully completed.\n");
508
			} else {
509
				$static_output .= "failed!\n\nInstallation aborted.";
510
				update_output_window($static_output);
511
				fwrite($fd_log, "Package WAS NOT installed properly.\n");
512
				fclose($fd_log);
513
				echo "\n<script language=\"JavaScript\">document.progressbar.style.visibility='hidden';</script>";
514
				echo "\n<script language=\"JavaScript\">document.progholder.style.visibility='hidden';</script>";
515
				sleep(1);
516
				die;
517
			}
518
		}
519
	}
520
	$configfile = substr(strrchr($pkg_info['config_file'], '/'), 1);
521
	if(file_exists("/usr/local/pkg/" . $configfile)) {
522
		$static_output .= "Loading package configuration... ";
523
		update_output_window($static_output);
524
		$pkg_config = parse_xml_config_pkg("/usr/local/pkg/" . $configfile, "packagegui");
525
		$static_output .= "done.\n";
526
		update_output_window($static_output);
527
		$static_output .= "Configuring package components...\n";
528
		update_output_window($static_output);
529
		/* modify system files */
530
		if($pkg_config['modify_system']['item'] <> "") {
531
			$static_output .= "\tSystem files... ";
532
			update_output_window($static_output);
533
			foreach($pkg_config['modify_system']['item'] as $ms) {
534
				if($ms['textneeded']) {
535
					add_text_to_file($ms['modifyfilename'], $ms['textneeded']);
536
				}
537
			}
538
			$static_output .= "done.\n";
539
			update_output_window($static_output);
540
		}
541
		/* download additional files */
542
		if($pkg_config['additional_files_needed'] <> "") {
543
			$static_output .= "\tAdditional files... ";
544
			$static_orig = $static_output;
545
			update_output_window($static_output);
546
			foreach($pkg_config['additional_files_needed'] as $afn) {
547
				$filename = get_filename_from_url($afn['item'][0]);
548
				if($afn['chmod'] <> "") {
549
					$pkg_chmod = $afn['chmod'];
550
				} else {
551
					$pkg_chmod = "";
552
				}
553
				if($afn['prefix'] <> "") {
554
					$prefix = $afn['prefix'];
555
				} else {
556
					$prefix = "/usr/local/pkg/";
557
				}
558
				$static_output .= $filename . " ";
559
                                update_output_window($static_output);
560
				download_file_with_progress_bar($afn['item'][0], $prefix . $filename);
561
				if(stristr($filename, ".tgz") <> "") {
562
					fwrite($fd_log, "Extracting tarball to -C for " . $filename . "...\n");
563
					$tarout = "";
564
					exec("/usr/bin/tar xvzf " . $prefix . $filename . " -C / 2>&1", $tarout);
565
					fwrite($fd_log, print_r($tarout, true) . "\n");
566
				}
567
				if($pkg_chmod <> "") {
568
					fwrite($fd_log, "Changing file mode to {$pkg_chmod} for {$prefix}{$filename}\n");
569
					chmod($prefix . $filename, $pkg_chmod);
570
					system("/bin/chmod {$pkg_chmod} {$prefix}{$filename}");
571
				}
572
				$static_output = $static_orig;
573
                                update_output_window($static_output);
574
			}
575
			$static_output .= "done.\n";
576
			update_output_window($static_output);
577
		}
578
		/*   if a require exists, include it.  this will
579
		 *   show us where an error exists in a package
580
		 *   instead of making us blindly guess
581
		 */
582
		if($pkg_config['include_file'] <> "") {
583
			$static_output = "Loading package instructions...";
584
			update_output_window($static_output);
585
			fwrite($fd_log, "require_once('include_file')\n");
586
			require_once($pkg_config['include_file']);
587
		}
588
		/* sidebar items */
589
		if($pkg_config['menu'] != "") {
590
			$static_output .= "\tMenu items... ";
591
			update_output_window($static_output);
592
			if(is_array($pkg_config['menu'])) {
593
				foreach($pkg_config['menu'] as $menu) {
594
					if(is_array($config['installedpackages']['menu'])) {
595
						foreach($config['installedpackages']['menu'] as $amenu) {
596
							if($amenu['name'] == $menu['name']) continue 2;
597
						}
598
					}
599
					$config['installedpackages']['menu'][] = $menu;
600
				}
601
			}
602
			$static_output .= "done.\n";
603
			update_output_window($static_output);
604
		}
605
		/* services */
606
		if($pkg_config['service'] != "") {
607
			$static_output .= "\tServices... ";
608
			update_output_window($static_output);
609
			foreach($pkg_config['service'] as $service) {
610
				$config['installedpackages']['service'][] = $service;
611
			}
612
			$static_output .= "done.\n";
613
			update_output_window($static_output);
614
		}
615
		/* custom commands */
616
		$static_output .= "\tCustom commands... ";
617
		update_output_window($static_output);
618
		if($pkg_config['custom_php_global_functions'] <> "") {
619
			$static_output = "Executing custom_php_global_functions()...";
620
			update_output_window($static_output);
621
			eval_once($pkg_config['custom_php_global_functions']);
622
		}
623
		if($pkg_config['custom_php_install_command']) {
624
			$static_output = "Executing custom_php_install_command()...";
625
			update_output_window($static_output);
626
			eval_once($pkg_config['custom_php_install_command']);
627
		}
628
		if($pkg_config['custom_php_resync_config_command'] <> "") {
629
			$static_output = "Executing custom_php_resync_config_command()...";
630
			update_output_window($static_output);
631
			eval_once($pkg_config['custom_php_resync_config_command']);
632
		}
633
		$static_output .= "done.\n";
634
		update_output_window($static_output);
635
	} else {
636
		$static_output .= "Loading package configuration... failed!\n\nInstallation aborted.";
637
		update_output_window($static_output);
638
		fwrite($fd_log, "Unable to load package configuration. Installation aborted.\n");
639
		fclose($fd_log);
640
		echo "\n<script language=\"JavaScript\">document.progressbar.style.visibility='hidden';</script>";
641
		echo "\n<script language=\"JavaScript\">document.progholder.style.visibility='hidden';</script>";
642
		sleep(1);
643
		return;
644
	}
645
}
646

    
647
function delete_package($pkg, $pkgid) {
648
	global $g, $config, $fd_log, $static_output;
649
	update_status("Removing package...");
650
	$static_output .= "Removing package... ";
651
	update_output_window($static_output);
652
	$pkgid = get_pkg_id($pkgid);
653
	$pkg_info = $config['installedpackages']['package'][$pkgid];
654

    
655
	$configfile = $pkg_info['configurationfile'];
656
	if(file_exists("/usr/local/pkg/" . $configfile)) {
657
		$static_output .= "\nLoading package configuration $configfile... ";
658
		update_output_window($static_output);
659
		$pkg_config = parse_xml_config_pkg("/usr/local/pkg/" . $configfile, "packagegui");
660
		/*   if a require exists, include it.  this will
661
		 *   show us where an error exists in a package
662
		 *   instead of making us blindly guess
663
		 */
664
		if($pkg_config['include_file'] <> "") {
665
			$static_output .= "\nLoading package instructions...\n";
666
			update_output_window($static_output);
667
			require_once($pkg_config['include_file']);
668
		}
669
	}
670
	$static_output .= "\Starting package deletion...\n";
671
	update_output_window($static_output);
672
	delete_package_recursive($pkg);
673
	$static_output .= "done.\n";
674
	update_output_window($static_output);
675
	return;
676
}
677

    
678
function delete_package_recursive($pkg) {
679
	$info = "";
680
	exec("/usr/sbin/pkg_info -r " . $pkg . " 2>&1", $info);
681
	exec("cat {$g['tmp_path']}/y | /usr/sbin/pkg_delete " . $pkg ." > /dev/null 2>&1");
682
	$pkgdb = "";
683
	exec("/bin/ls /var/db/pkg", $pkgdb);
684
	if(stristr($info[0], "can't find package") != false) return;
685
	foreach($info as $line) {
686
		$depend = trim(array_pop(explode(":", $line)));
687
		if(in_array($depend, $pkgdb)) delete_package_recursive($depend);
688
	}
689
	$fd = fopen("{$g['tmp_path']}/y", "w");
690
	for($line = 0; $line < 10; $line++) {
691
		fwrite($fd, "y\n");
692
	}
693
	fclose($fd);
694
	return;
695
}
696

    
697
function delete_package_xml($pkg) {
698
	global $g, $config, $fd_log, $static_output;
699
	if(($pkgid = get_pkg_id($pkg)) == -1) {
700
		$static_output .= "The {$pkg} package is not installed.\n\nDeletion aborted.";
701
		update_output_window($static_output);
702
		echo "\n<script language=\"JavaScript\">document.progressbar.style.visibility='hidden';</script>";
703
		echo "\n<script language=\"JavaScript\">document.progholder.style.visibility='hidden';</script>";
704
		ob_flush();
705
		sleep(1);
706
		return;
707
	}
708
	/* set up logging if needed */
709
	if(!$fd_log) {
710
		if(!$fd_log = fopen("{$g['tmp_path']}/pkg_mgr_{$pkg}.log", "w")) {
711
			update_output_window("Warning, could not open log for writing.");
712
		}
713
	}
714
	update_status("Removing {$pkg} components...");
715
	fwrite($fd_log, "Removing {$pkg} package... ");
716
	$static_output .= "Removing {$pkg} components...\n";
717
	update_output_window($static_output);
718
	/* parse package configuration */
719
	$packages = &$config['installedpackages']['package'];
720
	$menus = &$config['installedpackages']['menu'];
721
	$services = &$config['installedpackages']['service'];
722
	if(file_exists("/usr/local/pkg/" . $packages[$pkgid]['configurationfile'])) {
723
		$pkg_config = parse_xml_config_pkg("/usr/local/pkg/" . $packages[$pkgid]['configurationfile'], "packagegui");
724
		/* remove menu items */
725
		if(is_array($pkg_config['menu'])) {
726
			$static_output .= "\tMenu items... ";
727
			update_output_window($static_output);
728
			foreach($menus as $menu) $instmenus[] = $menu['name'];
729
			foreach($pkg_config['menu'] as $menu) {
730
				foreach($instmenus as $key => $instmenu) {
731
					if($instmenu == $menu['name']) unset($menus[$key]);
732
				}
733
			}
734
			$static_output .= "done.\n";
735
			update_output_window($static_output);
736
		}
737
		/* remove services */
738
		if(is_array($pkg_config['service'])) {
739
			$static_output .= "\tServices... ";
740
			update_output_window($static_output);
741
			foreach($services as $service) $instservices[] = $service['name'];
742
			foreach($pkg_config['service'] as $service) {
743
				foreach($instservices as $key => $instservice) {
744
					if($instservice == $service['name']) {
745
						stop_service($service['name']);
746
						unset($services[$key]);
747
					}
748
				}
749
			}
750
			$static_output .= "done.\n";
751
			update_output_window($static_output);
752
		}
753
		/*   if a require exists, include it.  this will
754
		 *   show us where an error exists in a package
755
		 *   instead of making us blindly guess
756
		 */
757
		if($pkg_config['include_file'] <> "") {
758
			$static_output = "Loading package instructions...";
759
			update_output_window($static_output);
760
			fwrite($fd_log, "require_once('include_file')\n");
761
			if(file_exists($pkg_config['include_file']))
762
				require_once($pkg_config['include_file']);
763
			fwrite($fd_log, "require_once('include_file') included\n");
764
		}
765
		/* evalate this package's global functions and pre deinstall commands */
766
		if($pkg_config['custom_php_global_functions'] <> "")
767
			eval_once($pkg_config['custom_php_global_functions']);
768
		if($pkg_config['custom_php_pre_deinstall_command'] <> "")
769
			eval_once($pkg_config['custom_php_pre_deinstall_command']);
770
		/* remove all additional files */
771
		if($pkg_config['additional_files_needed'] <> "") {
772
			$static_output .= "\tAuxiliary files... ";
773
			update_output_window($static_output);
774
			foreach($pkg_config['additional_files_needed'] as $afn) {
775
				$filename = get_filename_from_url($afn['item'][0]);
776
				if($afn['prefix'] <> "") {
777
					$prefix = $afn['prefix'];
778
				} else {
779
					$prefix = "/usr/local/pkg/";
780
				}
781
				unlink_if_exists($prefix . $filename);
782
				if(file_exists($prefix . $filename))
783
				    mwexec("rm -rf {$prefix}{$filename}");
784
			}
785
			$static_output .= "done.\n";
786
			update_output_window($static_output);
787
		}
788
		/* system files */
789
		if($pkg_config['modify_system']['item'] <> "") {
790
			$static_output .= "\tSystem files... ";
791
			update_output_window($static_output);
792
			foreach($pkg_config['modify_system']['item'] as $ms) {
793
				if($ms['textneeded']) remove_text_from_file($ms['modifyfilename'], $ms['textneeded']);
794
			}
795
			$static_output .= "done.\n";
796
			update_output_window($static_output);
797
		}
798
		/* syslog */
799
		if($pkg_config['logging']['logfile_name'] <> "") {
800
			$static_output .= "\tSyslog entries... ";
801
			update_output_window($static_output);
802
			remove_text_from_file("/etc/syslog.conf", $pkg_config['logging']['facilityname'] . "\t\t\t\t" . $pkg_config['logging']['logfilename']);
803
			$static_output .= "done.\n";
804
			update_output_window($static_output);
805
		}
806
		/* deinstall commands */
807
		if($pkg_config['custom_php_deinstall_command'] <> "") {
808
			$static_output .= "\tDeinstall commands... ";
809
			update_output_window($static_output);
810
			eval_once($pkg_config['custom_php_deinstall_command']);
811
			$static_output .= "done.\n";
812
			update_output_window($static_output);
813
		}
814
		/* package XML file */
815
		$static_output .= "\tPackage XML... ";
816
		update_output_window($static_output);
817
		unlink_if_exists("/usr/local/pkg/" . $packages[$pkgid]['configurationfile']);
818
		$static_output .= "done.\n";
819
		update_output_window($static_output);
820
	}
821
	/* remove config.xml entries */
822
	$static_output .= "\tConfiguration... ";
823
	update_output_window($static_output);
824
	unset($config['installedpackages']['package'][$pkgid]);
825
	$static_output .= "done.\n";
826
	update_output_window($static_output);
827
	write_config("Removed {$pkg} package.");
828
	/* file cleanup */
829
	$ctag = file("/etc/crontab");
830
	foreach($ctag as $line) {
831
		if(trim($line) != "") $towrite[] = $line;
832
	}
833
	$tmptab = fopen("/tmp/crontab", "w");
834
	foreach($towrite as $line) {
835
		fwrite($tmptab, $line);
836
	}
837
	fclose($tmptab);
838
	rename("/tmp/crontab", "/etc/crontab");
839
}
840

    
841
function expand_to_bytes($size) {
842
	$conv = array(
843
			"G" =>	"3",
844
			"M" =>  "2",
845
			"K" =>  "1",
846
			"B" =>  "0"
847
		);
848
	$suffix = substr($size, -1);
849
	if(!in_array($suffix, array_keys($conv))) return $size;
850
	$size = substr($size, 0, -1);
851
	for($i = 0; $i < $conv[$suffix]; $i++) {
852
		$size *= 1024;
853
	}
854
	return $size;
855
}
856

    
857
function get_pkg_db() {
858
	global $g;
859
	return return_dir_as_array($g['vardb_path'] . '/pkg');
860
}
861

    
862
function walk_depend($depend, $pkgdb = "", $alreadyseen = "") {
863
	if(!$pkgdb) $pkgdb = get_pkg_db();
864
	if(!$alreadyseen) $alreadyseen = array();
865
	foreach($depend as $adepend) {
866
		$pkgname = reverse_strrchr($adepend['name'], '.');
867
		if(in_array($pkgname, $alreadyseen)) {
868
			continue;
869
		} elseif(!in_array($pkgname, $pkgdb)) {
870
			$size += expand_to_bytes($adepend['size']);
871
			$alreadyseen[] = $pkgname;
872
			if(is_array($adepend['depend'])) $size += walk_depend($adepend['depend'], $pkgdb, $alreadyseen);
873
		} else {
874
			continue;
875
		}
876
	}
877
	return $size;
878
}
879

    
880
function get_package_install_size($pkg = 'all', $pkg_info = "") {
881
	global $config, $g;
882
	if((!is_array($pkg)) and ($pkg != 'all')) $pkg = array($pkg);
883
	$pkgdb = get_pkg_db();
884
	if(!$pkg_info) $pkg_info = get_pkg_sizes($pkg);
885
	foreach($pkg as $apkg) {
886
		if(!$pkg_info[$apkg]) continue;
887
		$toreturn[$apkg] = expand_to_bytes(walk_depend(array($pkg_info[$apkg]), $pkgdb));
888
	}
889
	return $toreturn;
890
}
891

    
892
function squash_from_bytes($size, $round = "") {
893
	$conv = array(1 => "B", "K", "M", "G");
894
	foreach($conv as $div => $suffix) {
895
		$sizeorig = $size;
896
		if(($size /= 1024) < 1) {
897
			if($round) {
898
				$sizeorig = round($sizeorig, $round);
899
			}
900
			return $sizeorig . $suffix;
901
		}
902
	}
903
	return;
904
}
905
?>
(15-15/27)