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/system/pear/PEAR/PackageFile/ -> v2.php (source)

   1  <?php
   2  /**
   3   * PEAR_PackageFile_v2, package.xml version 2.0
   4   *
   5   * PHP versions 4 and 5
   6   *
   7   * LICENSE: This source file is subject to version 3.0 of the PHP license
   8   * that is available through the world-wide-web at the following URI:
   9   * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
  10   * the PHP License and are unable to obtain it through the web, please
  11   * send a note to license@php.net so we can mail you a copy immediately.
  12   *
  13   * @category   pear
  14   * @package    PEAR
  15   * @author     Greg Beaver <cellog@php.net>
  16   * @copyright  1997-2006 The PHP Group
  17   * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
  18   * @version    CVS: $Id: v2.php,v 1.129.2.1 2006/03/23 04:07:51 cellog Exp $
  19   * @link       http://pear.php.net/package/PEAR
  20   * @since      File available since Release 1.4.0a1
  21   */
  22  /**
  23   * For error handling
  24   */
  25  require_once 'PEAR/ErrorStack.php';
  26  /**
  27   * @category   pear
  28   * @package    PEAR
  29   * @author     Greg Beaver <cellog@php.net>
  30   * @copyright  1997-2006 The PHP Group
  31   * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
  32   * @version    Release: 1.4.11
  33   * @link       http://pear.php.net/package/PEAR
  34   * @since      Class available since Release 1.4.0a1
  35   */
  36  class PEAR_PackageFile_v2
  37  {
  38  
  39      /**
  40       * Parsed package information
  41       * @var array
  42       * @access private
  43       */
  44      var $_packageInfo = array();
  45  
  46      /**
  47       * path to package .tgz or false if this is a local/extracted package.xml
  48       * @var string|false
  49       * @access private
  50       */
  51      var $_archiveFile;
  52  
  53      /**
  54       * path to package .xml or false if this is an abstract parsed-from-string xml
  55       * @var string|false
  56       * @access private
  57       */
  58      var $_packageFile;
  59  
  60      /**
  61       * This is used by file analysis routines to log progress information
  62       * @var PEAR_Common
  63       * @access protected
  64       */
  65      var $_logger;
  66  
  67      /**
  68       * This is set to the highest validation level that has been validated
  69       *
  70       * If the package.xml is invalid or unknown, this is set to 0.  If
  71       * normal validation has occurred, this is set to PEAR_VALIDATE_NORMAL.  If
  72       * downloading/installation validation has occurred it is set to PEAR_VALIDATE_DOWNLOADING
  73       * or INSTALLING, and so on up to PEAR_VALIDATE_PACKAGING.  This allows validation
  74       * "caching" to occur, which is particularly important for package validation, so
  75       * that PHP files are not validated twice
  76       * @var int
  77       * @access private
  78       */
  79      var $_isValid = 0;
  80  
  81      /**
  82       * True if the filelist has been validated
  83       * @param bool
  84       */
  85      var $_filesValid = false;
  86  
  87      /**
  88       * @var PEAR_Registry
  89       * @access protected
  90       */
  91      var $_registry;
  92  
  93      /**
  94       * @var PEAR_Config
  95       * @access protected
  96       */
  97      var $_config;
  98  
  99      /**
 100       * Optional Dependency group requested for installation
 101       * @var string
 102       * @access private
 103       */
 104      var $_requestedGroup = false;
 105  
 106      /**
 107       * @var PEAR_ErrorStack
 108       * @access protected
 109       */
 110      var $_stack;
 111  
 112      /**
 113       * Namespace prefix used for tasks in this package.xml - use tasks: whenever possible
 114       */
 115      var $_tasksNs;
 116  
 117      /**
 118       * Determines whether this packagefile was initialized only with partial package info
 119       *
 120       * If this package file was constructed via parsing REST, it will only contain
 121       *
 122       * - package name
 123       * - channel name
 124       * - dependencies 
 125       * @var boolean
 126       * @access private
 127       */
 128      var $_incomplete = true;
 129  
 130      /**
 131       * @var PEAR_PackageFile_v2_Validator
 132       */
 133      var $_v2Validator;
 134  
 135      /**
 136       * The constructor merely sets up the private error stack
 137       */
 138      function PEAR_PackageFile_v2()
 139      {
 140          $this->_stack = new PEAR_ErrorStack('PEAR_PackageFile_v2', false, null);
 141          $this->_isValid = false;
 142      }
 143  
 144      /**
 145       * To make unit-testing easier
 146       * @param PEAR_Frontend_*
 147       * @param array options
 148       * @param PEAR_Config
 149       * @return PEAR_Downloader
 150       * @access protected
 151       */
 152      function &getPEARDownloader(&$i, $o, &$c)
 153      {
 154          $z = &new PEAR_Downloader($i, $o, $c);
 155          return $z;
 156      }
 157  
 158      /**
 159       * To make unit-testing easier
 160       * @param PEAR_Config
 161       * @param array options
 162       * @param array package name as returned from {@link PEAR_Registry::parsePackageName()}
 163       * @param int PEAR_VALIDATE_* constant
 164       * @return PEAR_Dependency2
 165       * @access protected
 166       */
 167      function &getPEARDependency2(&$c, $o, $p, $s = PEAR_VALIDATE_INSTALLING)
 168      {
 169          if (!class_exists('PEAR_Dependency2')) {
 170              require_once 'PEAR/Dependency2.php';
 171          }
 172          $z = &new PEAR_Dependency2($c, $o, $p, $s);
 173          return $z;
 174      }
 175  
 176      function getInstalledBinary()
 177      {
 178          return isset($this->_packageInfo['#binarypackage']) ? $this->_packageInfo['#binarypackage'] :
 179              false;
 180      }
 181  
 182      /**
 183       * Installation of source package has failed, attempt to download and install the
 184       * binary version of this package.
 185       * @param PEAR_Installer
 186       * @return array|false
 187       */
 188      function installBinary(&$installer)
 189      {
 190          if (!OS_WINDOWS) {
 191              $a = false;
 192              return $a;
 193          }
 194          if ($this->getPackageType() == 'extsrc') {
 195              if (!is_array($installer->getInstallPackages())) {
 196                  $a = false;
 197                  return $a;
 198              }
 199              foreach ($installer->getInstallPackages() as $p) {
 200                  if ($p->isExtension($this->_packageInfo['providesextension'])) {
 201                      if ($p->getPackageType() != 'extsrc') {
 202                          $a = false;
 203                          return $a; // the user probably downloaded it separately
 204                      }
 205                  }
 206              }
 207              if (isset($this->_packageInfo['extsrcrelease']['binarypackage'])) {
 208                  $installer->log(0, 'Attempting to download binary version of extension "' .
 209                      $this->_packageInfo['providesextension'] . '"');
 210                  $params = $this->_packageInfo['extsrcrelease']['binarypackage'];
 211                  if (!is_array($params) || !isset($params[0])) {
 212                      $params = array($params);
 213                  }
 214                  if (isset($this->_packageInfo['channel'])) {
 215                      foreach ($params as $i => $param) {
 216                          $params[$i] = array('channel' => $this->_packageInfo['channel'],
 217                              'package' => $param, 'version' => $this->getVersion());
 218                      }
 219                  }
 220                  $dl = &$this->getPEARDownloader($installer->ui, $installer->getOptions(),
 221                      $installer->config);
 222                  $verbose = $dl->config->get('verbose');
 223                  $dl->config->set('verbose', -1);
 224                  foreach ($params as $param) {
 225                      PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
 226                      $ret = $dl->download(array($param));
 227                      PEAR::popErrorHandling();
 228                      if (is_array($ret) && count($ret)) {
 229                          break;
 230                      }
 231                  }
 232                  $dl->config->set('verbose', $verbose);
 233                  if (is_array($ret)) {
 234                      if (count($ret) == 1) {
 235                          $pf = $ret[0]->getPackageFile();
 236                          PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
 237                          $err = $installer->install($ret[0]);
 238                          PEAR::popErrorHandling();
 239                          if (is_array($err)) {
 240                              $this->_packageInfo['#binarypackage'] = $ret[0]->getPackage();
 241                              // "install" self, so all dependencies will work transparently
 242                              $this->_registry->addPackage2($this);
 243                              $installer->log(0, 'Download and install of binary extension "' .
 244                                  $this->_registry->parsedPackageNameToString(
 245                                      array('channel' => $pf->getChannel(),
 246                                            'package' => $pf->getPackage()), true) . '" successful');
 247                              $a = array($ret[0], $err);
 248                              return $a;
 249                          }
 250                          $installer->log(0, 'Download and install of binary extension "' .
 251                              $this->_registry->parsedPackageNameToString(
 252                                      array('channel' => $pf->getChannel(),
 253                                            'package' => $pf->getPackage()), true) . '" failed');
 254                      }
 255                  }
 256              }
 257          }
 258          $a = false;
 259          return $a;
 260      }
 261  
 262      /**
 263       * @return string|false Extension name
 264       */
 265      function getProvidesExtension()
 266      {
 267          if (in_array($this->getPackageType(), array('extsrc', 'extbin'))) {
 268              if (isset($this->_packageInfo['providesextension'])) {
 269                  return $this->_packageInfo['providesextension'];
 270              }
 271          }
 272          return false;
 273      }
 274  
 275      /**
 276       * @param string Extension name
 277       * @return bool
 278       */
 279      function isExtension($extension)
 280      {
 281          if (in_array($this->getPackageType(), array('extsrc', 'extbin'))) {
 282              return $this->_packageInfo['providesextension'] == $extension;
 283          }
 284          return false;
 285      }
 286  
 287      /**
 288       * Tests whether every part of the package.xml 1.0 is represented in
 289       * this package.xml 2.0
 290       * @param PEAR_PackageFile_v1
 291       * @return bool
 292       */
 293      function isEquivalent($pf1)
 294      {
 295          if (!$pf1) {
 296              return true;
 297          }
 298          if ($this->getPackageType() == 'bundle') {
 299              return false;
 300          }
 301          $this->_stack->getErrors(true);
 302          if (!$pf1->validate(PEAR_VALIDATE_NORMAL)) {
 303              return false;
 304          }
 305          $pass = true;
 306          if ($pf1->getPackage() != $this->getPackage()) {
 307              $this->_differentPackage($pf1->getPackage());
 308              $pass = false;
 309          }
 310          if ($pf1->getVersion() != $this->getVersion()) {
 311              $this->_differentVersion($pf1->getVersion());
 312              $pass = false;
 313          }
 314          if (trim($pf1->getSummary()) != $this->getSummary()) {
 315              $this->_differentSummary($pf1->getSummary());
 316              $pass = false;
 317          }
 318          if (preg_replace('/\s+/', '', $pf1->getDescription()) !=
 319                preg_replace('/\s+/', '', $this->getDescription())) {
 320              $this->_differentDescription($pf1->getDescription());
 321              $pass = false;
 322          }
 323          if ($pf1->getState() != $this->getState()) {
 324              $this->_differentState($pf1->getState());
 325              $pass = false;
 326          }
 327          if (!strstr(preg_replace('/\s+/', '', $this->getNotes()),
 328                preg_replace('/\s+/', '', $pf1->getNotes()))) {
 329              $this->_differentNotes($pf1->getNotes());
 330              $pass = false;
 331          }
 332          $mymaintainers = $this->getMaintainers();
 333          $yourmaintainers = $pf1->getMaintainers();
 334          for ($i1 = 0; $i1 < count($yourmaintainers); $i1++) {
 335              $reset = false;
 336              for ($i2 = 0; $i2 < count($mymaintainers); $i2++) {
 337                  if ($mymaintainers[$i2]['handle'] == $yourmaintainers[$i1]['handle']) {
 338                      if ($mymaintainers[$i2]['role'] != $yourmaintainers[$i1]['role']) {
 339                          $this->_differentRole($mymaintainers[$i2]['handle'],
 340                              $yourmaintainers[$i1]['role'], $mymaintainers[$i2]['role']);
 341                          $pass = false;
 342                      }
 343                      if ($mymaintainers[$i2]['email'] != $yourmaintainers[$i1]['email']) {
 344                          $this->_differentEmail($mymaintainers[$i2]['handle'],
 345                              $yourmaintainers[$i1]['email'], $mymaintainers[$i2]['email']);
 346                          $pass = false;
 347                      }
 348                      if ($mymaintainers[$i2]['name'] != $yourmaintainers[$i1]['name']) {
 349                          $this->_differentName($mymaintainers[$i2]['handle'],
 350                              $yourmaintainers[$i1]['name'], $mymaintainers[$i2]['name']);
 351                          $pass = false;
 352                      }
 353                      unset($mymaintainers[$i2]);
 354                      $mymaintainers = array_values($mymaintainers);
 355                      unset($yourmaintainers[$i1]);
 356                      $yourmaintainers = array_values($yourmaintainers);
 357                      $reset = true;
 358                      break;
 359                  }
 360              }
 361              if ($reset) {
 362                  $i1 = -1;
 363              }
 364          }
 365          $this->_unmatchedMaintainers($mymaintainers, $yourmaintainers);
 366          $filelist = $this->getFilelist();
 367          foreach ($pf1->getFilelist() as $file => $atts) {
 368              if (!isset($filelist[$file])) {
 369                  $this->_missingFile($file);
 370                  $pass = false;
 371              }
 372          }
 373          return $pass;
 374      }
 375  
 376      function _differentPackage($package)
 377      {
 378          $this->_stack->push(__FUNCTION__, 'error', array('package' => $package,
 379              'self' => $this->getPackage()),
 380              'package.xml 1.0 package "%package%" does not match "%self%"');
 381      }
 382  
 383      function _differentVersion($version)
 384      {
 385          $this->_stack->push(__FUNCTION__, 'error', array('version' => $version,
 386              'self' => $this->getVersion()),
 387              'package.xml 1.0 version "%version%" does not match "%self%"');
 388      }
 389  
 390      function _differentState($state)
 391      {
 392          $this->_stack->push(__FUNCTION__, 'error', array('state' => $state,
 393              'self' => $this->getState()),
 394              'package.xml 1.0 state "%state%" does not match "%self%"');
 395      }
 396  
 397      function _differentRole($handle, $role, $selfrole)
 398      {
 399          $this->_stack->push(__FUNCTION__, 'error', array('handle' => $handle,
 400              'role' => $role, 'self' => $selfrole),
 401              'package.xml 1.0 maintainer "%handle%" role "%role%" does not match "%self%"');
 402      }
 403  
 404      function _differentEmail($handle, $email, $selfemail)
 405      {
 406          $this->_stack->push(__FUNCTION__, 'error', array('handle' => $handle,
 407              'email' => $email, 'self' => $selfemail),
 408              'package.xml 1.0 maintainer "%handle%" email "%email%" does not match "%self%"');
 409      }
 410  
 411      function _differentName($handle, $name, $selfname)
 412      {
 413          $this->_stack->push(__FUNCTION__, 'error', array('handle' => $handle,
 414              'name' => $name, 'self' => $selfname),
 415              'package.xml 1.0 maintainer "%handle%" name "%name%" does not match "%self%"');
 416      }
 417  
 418      function _unmatchedMaintainers($my, $yours)
 419      {
 420          if ($my) {
 421              array_walk($my, create_function('&$i, $k', '$i = $i["handle"];'));
 422              $this->_stack->push(__FUNCTION__, 'error', array('handles' => $my),
 423                  'package.xml 2.0 has unmatched extra maintainers "%handles%"');
 424          }
 425          if ($yours) {
 426              array_walk($yours, create_function('&$i, $k', '$i = $i["handle"];'));
 427              $this->_stack->push(__FUNCTION__, 'error', array('handles' => $yours),
 428                  'package.xml 1.0 has unmatched extra maintainers "%handles%"');
 429          }
 430      }
 431  
 432      function _differentNotes($notes)
 433      {
 434          $truncnotes = strlen($notes) < 25 ? $notes : substr($notes, 0, 24) . '...';
 435          $truncmynotes = strlen($this->getNotes()) < 25 ? $this->getNotes() :
 436              substr($this->getNotes(), 0, 24) . '...';
 437          $this->_stack->push(__FUNCTION__, 'error', array('notes' => $truncnotes,
 438              'self' => $truncmynotes),
 439              'package.xml 1.0 release notes "%notes%" do not match "%self%"');
 440      }
 441  
 442      function _differentSummary($summary)
 443      {
 444          $truncsummary = strlen($summary) < 25 ? $summary : substr($summary, 0, 24) . '...';
 445          $truncmysummary = strlen($this->getsummary()) < 25 ? $this->getSummary() :
 446              substr($this->getsummary(), 0, 24) . '...';
 447          $this->_stack->push(__FUNCTION__, 'error', array('summary' => $truncsummary,
 448              'self' => $truncmysummary),
 449              'package.xml 1.0 summary "%summary%" does not match "%self%"');
 450      }
 451  
 452      function _differentDescription($description)
 453      {
 454          $truncdescription = trim(strlen($description) < 25 ? $description : substr($description, 0, 24) . '...');
 455          $truncmydescription = trim(strlen($this->getDescription()) < 25 ? $this->getDescription() :
 456              substr($this->getdescription(), 0, 24) . '...');
 457          $this->_stack->push(__FUNCTION__, 'error', array('description' => $truncdescription,
 458              'self' => $truncmydescription),
 459              'package.xml 1.0 description "%description%" does not match "%self%"');
 460      }
 461  
 462      function _missingFile($file)
 463      {
 464          $this->_stack->push(__FUNCTION__, 'error', array('file' => $file),
 465              'package.xml 1.0 file "%file%" is not present in <contents>');
 466      }
 467  
 468      /**
 469       * WARNING - do not use this function unless you know what you're doing
 470       */
 471      function setRawState($state)
 472      {
 473          $this->_packageInfo['stability']['release'] = $state;
 474      }
 475  
 476      /**
 477       * WARNING - do not use this function unless you know what you're doing
 478       */
 479      function setRawCompatible($compatible)
 480      {
 481          $this->_packageInfo['compatible'] = $compatible;
 482      }
 483  
 484      /**
 485       * WARNING - do not use this function unless you know what you're doing
 486       */
 487      function setRawPackage($package)
 488      {
 489          $this->_packageInfo['name'] = $package;
 490      }
 491  
 492      /**
 493       * WARNING - do not use this function unless you know what you're doing
 494       */
 495      function setRawChannel($channel)
 496      {
 497          $this->_packageInfo['channel'] = $channel;
 498      }
 499  
 500      function setRequestedGroup($group)
 501      {
 502          $this->_requestedGroup = $group;
 503      }
 504  
 505      function getRequestedGroup()
 506      {
 507          if (isset($this->_requestedGroup)) {
 508              return $this->_requestedGroup;
 509          }
 510          return false;
 511      }
 512  
 513      /**
 514       * For saving in the registry.
 515       *
 516       * Set the last version that was installed
 517       * @param string
 518       */
 519      function setLastInstalledVersion($version)
 520      {
 521          $this->_packageInfo['_lastversion'] = $version;
 522      }
 523  
 524      /**
 525       * @return string|false
 526       */
 527      function getLastInstalledVersion()
 528      {
 529          if (isset($this->_packageInfo['_lastversion'])) {
 530              return $this->_packageInfo['_lastversion'];
 531          }
 532          return false;
 533      }
 534  
 535      /**
 536       * Determines whether this package.xml has post-install scripts or not
 537       * @return array|false
 538       */
 539      function listPostinstallScripts()
 540      {
 541          $filelist = $this->getFilelist();
 542          $contents = $this->getContents();
 543          $contents = $contents['dir']['file'];
 544          if (!is_array($contents) || !isset($contents[0])) {
 545              $contents = array($contents);
 546          }
 547          $taskfiles = array();
 548          foreach ($contents as $file) {
 549              $atts = $file['attribs'];
 550              unset($file['attribs']);
 551              if (count($file)) {
 552                  $taskfiles[$atts['name']] = $file;
 553              }
 554          }
 555          $common = new PEAR_Common;
 556          $common->debug = $this->_config->get('verbose');
 557          $this->_scripts = array();
 558          $ret = array();
 559          foreach ($taskfiles as $name => $tasks) {
 560              if (!isset($filelist[$name])) {
 561                  // ignored files will not be in the filelist
 562                  continue;
 563              }
 564              $atts = $filelist[$name];
 565              foreach ($tasks as $tag => $raw) {
 566                  $task = $this->getTask($tag);
 567                  $task = &new $task($this->_config, $common, PEAR_TASK_INSTALL);
 568                  if ($task->isScript()) {
 569                      $ret[] = $filelist[$name]['installed_as'];
 570                  }
 571              }
 572          }
 573          if (count($ret)) {
 574              return $ret;
 575          }
 576          return false;
 577      }
 578  
 579      /**
 580       * Initialize post-install scripts for running
 581       *
 582       * This method can be used to detect post-install scripts, as the return value
 583       * indicates whether any exist
 584       * @return bool
 585       */
 586      function initPostinstallScripts()
 587      {
 588          $filelist = $this->getFilelist();
 589          $contents = $this->getContents();
 590          $contents = $contents['dir']['file'];
 591          if (!is_array($contents) || !isset($contents[0])) {
 592              $contents = array($contents);
 593          }
 594          $taskfiles = array();
 595          foreach ($contents as $file) {
 596              $atts = $file['attribs'];
 597              unset($file['attribs']);
 598              if (count($file)) {
 599                  $taskfiles[$atts['name']] = $file;
 600              }
 601          }
 602          $common = new PEAR_Common;
 603          $common->debug = $this->_config->get('verbose');
 604          $this->_scripts = array();
 605          foreach ($taskfiles as $name => $tasks) {
 606              $atts = $filelist[$name];
 607              foreach ($tasks as $tag => $raw) {
 608                  $taskname = $this->getTask($tag);
 609                  $task = &new $taskname($this->_config, $common, PEAR_TASK_INSTALL);
 610                  if (!$task->isScript()) {
 611                      continue; // scripts are only handled after installation
 612                  }
 613                  $lastversion = isset($this->_packageInfo['_lastversion']) ?
 614                      $this->_packageInfo['_lastversion'] : null;
 615                  $task->init($raw, $atts, $lastversion);
 616                  $res = $task->startSession($this, $atts['installed_as']);
 617                  if (!$res) {
 618                      continue; // skip this file
 619                  }
 620                  if (PEAR::isError($res)) {
 621                      return $res;
 622                  }
 623                  $assign = &$task;
 624                  $this->_scripts[] = &$assign;
 625              }
 626          }
 627          if (count($this->_scripts)) {
 628              return true;
 629          }
 630          return false;
 631      }
 632  
 633      function runPostinstallScripts()
 634      {
 635          if ($this->initPostinstallScripts()) {
 636              $ui = &PEAR_Frontend::singleton();
 637              if ($ui) {
 638                  $ui->runPostinstallScripts($this->_scripts, $this);
 639              }
 640          }
 641      }
 642  
 643  
 644      /**
 645       * Convert a recursive set of <dir> and <file> tags into a single <dir> tag with
 646       * <file> tags.
 647       */
 648      function flattenFilelist()
 649      {
 650          if (isset($this->_packageInfo['bundle'])) {
 651              return;
 652          }
 653          $filelist = array();
 654          if (isset($this->_packageInfo['contents']['dir']['dir'])) {
 655              $this->_getFlattenedFilelist($filelist, $this->_packageInfo['contents']['dir']);
 656              if (!isset($filelist[1])) {
 657                  $filelist = $filelist[0];
 658              }
 659              $this->_packageInfo['contents']['dir']['file'] = $filelist;
 660              unset($this->_packageInfo['contents']['dir']['dir']);
 661          } else {
 662              // else already flattened but check for baseinstalldir propagation
 663              if (isset($this->_packageInfo['contents']['dir']['attribs']['baseinstalldir'])) {
 664                  if (isset($this->_packageInfo['contents']['dir']['file'][0])) {
 665                      foreach ($this->_packageInfo['contents']['dir']['file'] as $i => $file) {
 666                          if (isset($file['attribs']['baseinstalldir'])) {
 667                              continue;
 668                          }
 669                          $this->_packageInfo['contents']['dir']['file'][$i]['attribs']['baseinstalldir']
 670                              = $this->_packageInfo['contents']['dir']['attribs']['baseinstalldir'];
 671                      }
 672                  } else {
 673                      if (!isset($this->_packageInfo['contents']['dir']['file']['attribs']['baseinstalldir'])) {
 674                         $this->_packageInfo['contents']['dir']['file']['attribs']['baseinstalldir']
 675                              = $this->_packageInfo['contents']['dir']['attribs']['baseinstalldir'];
 676                      }
 677                  }
 678              }
 679          }
 680      }
 681  
 682      /**
 683       * @param array the final flattened file list
 684       * @param array the current directory being processed
 685       * @param string|false any recursively inherited baeinstalldir attribute
 686       * @param string private recursion variable
 687       * @return array
 688       * @access protected
 689       */
 690      function _getFlattenedFilelist(&$files, $dir, $baseinstall = false, $path = '')
 691      {
 692          if (isset($dir['attribs']) && isset($dir['attribs']['baseinstalldir'])) {
 693              $baseinstall = $dir['attribs']['baseinstalldir'];
 694          }
 695          if (isset($dir['dir'])) {
 696              if (!isset($dir['dir'][0])) {
 697                  $dir['dir'] = array($dir['dir']);
 698              }
 699              foreach ($dir['dir'] as $subdir) {
 700                  if (!isset($subdir['attribs']) || !isset($subdir['attribs']['name'])) {
 701                      $name = '*unknown*';
 702                  } else {
 703                      $name = $subdir['attribs']['name'];
 704                  }
 705                  $newpath = empty($path) ? $name :
 706                      $path . '/' . $name;
 707                  $this->_getFlattenedFilelist($files, $subdir,
 708                      $baseinstall, $newpath);
 709              }
 710          }
 711          if (isset($dir['file'])) {
 712              if (!isset($dir['file'][0])) {
 713                  $dir['file'] = array($dir['file']);
 714              }
 715              foreach ($dir['file'] as $file) {
 716                  $attrs = $file['attribs'];
 717                  $name = $attrs['name'];
 718                  if ($baseinstall && !isset($attrs['baseinstalldir'])) {
 719                      $attrs['baseinstalldir'] = $baseinstall;
 720                  }
 721                  $attrs['name'] = empty($path) ? $name : $path . '/' . $name;
 722                  $attrs['name'] = preg_replace(array('!\\\\+!', '!/+!'), array('/', '/'),
 723                      $attrs['name']);
 724                  $file['attribs'] = $attrs;
 725                  $files[] = $file;
 726              }
 727          }
 728      }
 729  
 730      function setConfig(&$config)
 731      {
 732          $this->_config = &$config;
 733          $this->_registry = &$config->getRegistry();
 734      }
 735  
 736      function setLogger(&$logger)
 737      {
 738          if (!is_object($logger) || !method_exists($logger, 'log')) {
 739              return PEAR::raiseError('Logger must be compatible with PEAR_Common::log');
 740          }
 741          $this->_logger = &$logger;
 742      }
 743  
 744      /**
 745       * WARNING - do not use this function directly unless you know what you're doing
 746       */
 747      function setDeps($deps)
 748      {
 749          $this->_packageInfo['dependencies'] = $deps;
 750      }
 751  
 752      function setPackagefile($file, $archive = false)
 753      {
 754          $this->_packageFile = $file;
 755          $this->_archiveFile = $archive ? $archive : $file;
 756      }
 757  
 758      /**
 759       * Wrapper to {@link PEAR_ErrorStack::getErrors()}
 760       * @param boolean determines whether to purge the error stack after retrieving
 761       * @return array
 762       */
 763      function getValidationWarnings($purge = true)
 764      {
 765          return $this->_stack->getErrors($purge);
 766      }
 767  
 768      function getPackageFile()
 769      {
 770          return $this->_packageFile;
 771      }
 772  
 773      function getArchiveFile()
 774      {
 775          return $this->_archiveFile;
 776      }
 777  
 778  
 779      /**
 780       * Directly set the array that defines this packagefile
 781       *
 782       * WARNING: no validation.  This should only be performed by internal methods
 783       * inside PEAR or by inputting an array saved from an existing PEAR_PackageFile_v2
 784       * @param array
 785       */
 786      function fromArray($pinfo)
 787      {
 788          unset($pinfo['old']);
 789          unset($pinfo['xsdversion']);
 790          $this->_incomplete = false;
 791          $this->_packageInfo = $pinfo;
 792      }
 793  
 794      function isIncomplete()
 795      {
 796          return $this->_incomplete;
 797      }
 798  
 799      /**
 800       * @return array
 801       */
 802      function toArray($forreg = false)
 803      {
 804          if (!$this->validate(PEAR_VALIDATE_NORMAL)) {
 805              return false;
 806          }
 807          return $this->getArray($forreg);
 808      }
 809  
 810      function getArray($forReg = false)
 811      {
 812          if ($forReg) {
 813              $arr = $this->_packageInfo;
 814              $arr['old'] = array();
 815              $arr['old']['version'] = $this->getVersion();
 816              $arr['old']['release_date'] = $this->getDate();
 817              $arr['old']['release_state'] = $this->getState();
 818              $arr['old']['release_license'] = $this->getLicense();
 819              $arr['old']['release_notes'] = $this->getNotes();
 820              $arr['old']['release_deps'] = $this->getDeps();
 821              $arr['old']['maintainers'] = $this->getMaintainers();
 822              $arr['xsdversion'] = '2.0';
 823              return $arr;
 824          } else {
 825              $info = $this->_packageInfo;
 826              unset($info['dirtree']);
 827              if (isset($info['_lastversion'])) {
 828                  unset($info['_lastversion']);
 829              }
 830              if (isset($info['#binarypackage'])) {
 831                  unset($info['#binarypackage']);
 832              }
 833              return $info;
 834          }
 835      }
 836  
 837      function packageInfo($field)
 838      {
 839          $arr = $this->getArray(true);
 840          if ($field == 'state') {
 841              return $arr['stability']['release'];
 842          }
 843          if ($field == 'api-version') {
 844              return $arr['version']['api'];
 845          }
 846          if ($field == 'api-state') {
 847              return $arr['stability']['api'];
 848          }
 849          if (isset($arr['old'][$field])) {
 850              if (!is_string($arr['old'][$field])) {
 851                  return null;
 852              }
 853              return $arr['old'][$field];
 854          }
 855          if (isset($arr[$field])) {
 856              if (!is_string($arr[$field])) {
 857                  return null;
 858              }
 859              return $arr[$field];
 860          }
 861          return null;
 862      }
 863  
 864      function getName()
 865      {
 866          return $this->getPackage();
 867      }
 868  
 869      function getPackage()
 870      {
 871          if (isset($this->_packageInfo['name'])) {
 872              return $this->_packageInfo['name'];
 873          }
 874          return false;
 875      }
 876  
 877      function getChannel()
 878      {
 879          if (isset($this->_packageInfo['uri'])) {
 880              return '__uri';
 881          }
 882          if (isset($this->_packageInfo['channel'])) {
 883              return strtolower($this->_packageInfo['channel']);
 884          }
 885          return false;
 886      }
 887  
 888      function getUri()
 889      {
 890          if (isset($this->_packageInfo['uri'])) {
 891              return $this->_packageInfo['uri'];
 892          }
 893          return false;
 894      }
 895  
 896      function getExtends()
 897      {
 898          if (isset($this->_packageInfo['extends'])) {
 899              return $this->_packageInfo['extends'];
 900          }
 901          return false;
 902      }
 903  
 904      function getSummary()
 905      {
 906          if (isset($this->_packageInfo['summary'])) {
 907              return $this->_packageInfo['summary'];
 908          }
 909          return false;
 910      }
 911  
 912      function getDescription()
 913      {
 914          if (isset($this->_packageInfo['description'])) {
 915              return $this->_packageInfo['description'];
 916          }
 917          return false;
 918      }
 919  
 920      function getMaintainers($raw = false)
 921      {
 922          if (!isset($this->_packageInfo['lead'])) {
 923              return false;
 924          }
 925          if ($raw) {
 926              $ret = array('lead' => $this->_packageInfo['lead']);
 927              (isset($this->_packageInfo['developer'])) ?
 928                  $ret['developer'] = $this->_packageInfo['developer'] :null;
 929              (isset($this->_packageInfo['contributor'])) ?
 930                  $ret['contributor'] = $this->_packageInfo['contributor'] :null;
 931              (isset($this->_packageInfo['helper'])) ?
 932                  $ret['helper'] = $this->_packageInfo['helper'] :null;
 933              return $ret;
 934          } else {
 935              $ret = array();
 936              $leads = isset($this->_packageInfo['lead'][0]) ? $this->_packageInfo['lead'] :
 937                  array($this->_packageInfo['lead']);
 938              foreach ($leads as $lead) {
 939                  $s = $lead;
 940                  $s['handle'] = $s['user'];
 941                  unset($s['user']);
 942                  $s['role'] = 'lead';
 943                  $ret[] = $s;
 944              }
 945              if (isset($this->_packageInfo['developer'])) {
 946                  $leads = isset($this->_packageInfo['developer'][0]) ?
 947                      $this->_packageInfo['developer'] :
 948                      array($this->_packageInfo['developer']);
 949                  foreach ($leads as $maintainer) {
 950                      $s = $maintainer;
 951                      $s['handle'] = $s['user'];
 952                      unset($s['user']);
 953                      $s['role'] = 'developer';
 954                      $ret[] = $s;
 955                  }
 956              }
 957              if (isset($this->_packageInfo['contributor'])) {
 958                  $leads = isset($this->_packageInfo['contributor'][0]) ?
 959                      $this->_packageInfo['contributor'] :
 960                      array($this->_packageInfo['contributor']);
 961                  foreach ($leads as $maintainer) {
 962                      $s = $maintainer;
 963                      $s['handle'] = $s['user'];
 964                      unset($s['user']);
 965                      $s['role'] = 'contributor';
 966                      $ret[] = $s;
 967                  }
 968              }
 969              if (isset($this->_packageInfo['helper'])) {
 970                  $leads = isset($this->_packageInfo['helper'][0]) ?
 971                      $this->_packageInfo['helper'] :
 972                      array($this->_packageInfo['helper']);
 973                  foreach ($leads as $maintainer) {
 974                      $s = $maintainer;
 975                      $s['handle'] = $s['user'];
 976                      unset($s['user']);
 977                      $s['role'] = 'helper';
 978                      $ret[] = $s;
 979                  }
 980              }
 981              return $ret;
 982          }
 983          return false;
 984      }
 985  
 986      function getLeads()
 987      {
 988          if (isset($this->_packageInfo['lead'])) {
 989              return $this->_packageInfo['lead'];
 990          }
 991          return false;
 992      }
 993  
 994      function getDevelopers()
 995      {
 996          if (isset($this->_packageInfo['developer'])) {
 997              return $this->_packageInfo['developer'];
 998          }
 999          return false;
1000      }
1001  
1002      function getContributors()
1003      {
1004          if (isset($this->_packageInfo['contributor'])) {
1005              return $this->_packageInfo['contributor'];
1006          }
1007          return false;
1008      }
1009  
1010      function getHelpers()
1011      {
1012          if (isset($this->_packageInfo['helper'])) {
1013              return $this->_packageInfo['helper'];
1014          }
1015          return false;
1016      }
1017  
1018      function setDate($date)
1019      {
1020          if (!isset($this->_packageInfo['date'])) {
1021              // ensure that the extends tag is set up in the right location
1022              $this->_packageInfo = $this->_insertBefore($this->_packageInfo,
1023                  array('time', 'version',
1024                      'stability', 'license', 'notes', 'contents', 'compatible',
1025                      'dependencies', 'providesextension', 'srcpackage', 'srcuri',
1026                      'phprelease', 'extsrcrelease',
1027                      'extbinrelease', 'bundle', 'changelog'), array(), 'date');
1028          }
1029          $this->_packageInfo['date'] = $date;
1030          $this->_isValid = 0;
1031      }
1032  
1033      function setTime($time)
1034      {
1035          $this->_isValid = 0;
1036          if (!isset($this->_packageInfo['time'])) {
1037              // ensure that the time tag is set up in the right location
1038              $this->_packageInfo = $this->_insertBefore($this->_packageInfo,
1039                      array('version',
1040                      'stability', 'license', 'notes', 'contents', 'compatible',
1041                      'dependencies', 'providesextension', 'srcpackage', 'srcuri',
1042                      'phprelease', 'extsrcrelease',
1043                      'extbinrelease', 'bundle', 'changelog'), $time, 'time');
1044          }
1045          $this->_packageInfo['time'] = $time;
1046      }
1047  
1048      function getDate()
1049      {
1050          if (isset($this->_packageInfo['date'])) {
1051              return $this->_packageInfo['date'];
1052          }
1053          return false;
1054      }
1055  
1056      function getTime()
1057      {
1058          if (isset($this->_packageInfo['time'])) {
1059              return $this->_packageInfo['time'];
1060          }
1061          return false;
1062      }
1063  
1064      /**
1065       * @param package|api version category to return
1066       */
1067      function getVersion($key = 'release')
1068      {
1069          if (isset($this->_packageInfo['version'][$key])) {
1070              return $this->_packageInfo['version'][$key];
1071          }
1072          return false;
1073      }
1074  
1075      function getStability()
1076      {
1077          if (isset($this->_packageInfo['stability'])) {
1078              return $this->_packageInfo['stability'];
1079          }
1080          return false;
1081      }
1082  
1083      function getState($key = 'release')
1084      {
1085          if (isset($this->_packageInfo['stability'][$key])) {
1086              return $this->_packageInfo['stability'][$key];
1087          }
1088          return false;
1089      }
1090  
1091      function getLicense($raw = false)
1092      {
1093          if (isset($this->_packageInfo['license'])) {
1094              if ($raw) {
1095                  return $this->_packageInfo['license'];
1096              }
1097              if (is_array($this->_packageInfo['license'])) {
1098                  return $this->_packageInfo['license']['_content'];
1099              } else {
1100                  return $this->_packageInfo['license'];
1101              }
1102          }
1103          return false;
1104      }
1105  
1106      function getLicenseLocation()
1107      {
1108          if (!isset($this->_packageInfo['license']) || !is_array($this->_packageInfo['license'])) {
1109              return false;
1110          }
1111          return $this->_packageInfo['license']['attribs'];
1112      }
1113  
1114      function getNotes()
1115      {
1116          if (isset($this->_packageInfo['notes'])) {
1117              return $this->_packageInfo['notes'];
1118          }
1119          return false;
1120      }
1121  
1122      /**
1123       * Return the <usesrole> tag contents, if any
1124       * @return array|false
1125       */
1126      function getUsesrole()
1127      {
1128          if (isset($this->_packageInfo['usesrole'])) {
1129              return $this->_packageInfo['usesrole'];
1130          }
1131          return false;
1132      }
1133  
1134      /**
1135       * Return the <usestask> tag contents, if any
1136       * @return array|false
1137       */
1138      function getUsestask()
1139      {
1140          if (isset($this->_packageInfo['usestask'])) {
1141              return $this->_packageInfo['usestask'];
1142          }
1143          return false;
1144      }
1145  
1146      /**
1147       * This should only be used to retrieve filenames and install attributes
1148       */
1149      function getFilelist($preserve = false)
1150      {
1151          if (isset($this->_packageInfo['filelist']) && !$preserve) {
1152              return $this->_packageInfo['filelist'];
1153          }
1154          $this->flattenFilelist();
1155          if ($contents = $this->getContents()) {
1156              $ret = array();
1157              if (!isset($contents['dir']['file'][0])) {
1158                  $contents['dir']['file'] = array($contents['dir']['file']);
1159              }
1160              foreach ($contents['dir']['file'] as $file) {
1161                  $name = $file['attribs']['name'];
1162                  if (!$preserve) {
1163                      $file = $file['attribs'];
1164                  }
1165                  $ret[$name] = $file;
1166              }
1167              if (!$preserve) {
1168                  $this->_packageInfo['filelist'] = $ret;
1169              }
1170              return $ret;
1171          }
1172          return false;
1173      }
1174  
1175      /**
1176       * Return configure options array, if any
1177       *
1178       * @return array|false
1179       */
1180      function getConfigureOptions()
1181      {
1182          if ($this->getPackageType() != 'extsrc') {
1183              return false;
1184          }
1185          $releases = $this->getReleases();
1186          if (isset($releases[0])) {
1187              $releases = $release[0];
1188          }
1189          if (isset($releases['configureoption'])) {
1190              if (!isset($releases['configureoption'][0])) {
1191                  $releases['configureoption'] = array($releases['configureoption']);
1192              }
1193              for ($i = 0; $i < count($releases['configureoption']); $i++) {
1194                  $releases['configureoption'][$i] = $releases['configureoption'][$i]['attribs'];
1195              }
1196              return $releases['configureoption'];
1197          }
1198          return false;
1199      }
1200  
1201      /**
1202       * This is only used at install-time, after all serialization
1203       * is over.
1204       */
1205      function resetFilelist()
1206      {
1207          $this->_packageInfo['filelist'] = array();
1208      }
1209  
1210      /**
1211       * Retrieve a list of files that should be installed on this computer
1212       * @return array
1213       */
1214      function getInstallationFilelist($forfilecheck = false)
1215      {
1216          $contents = $this->getFilelist(true);
1217          if (isset($contents['dir']['attribs']['baseinstalldir'])) {
1218              $base = $contents['dir']['attribs']['baseinstalldir'];
1219          }
1220          if (isset($this->_packageInfo['bundle'])) {
1221              return PEAR::raiseError(
1222                  'Exception: bundles should be handled in download code only');
1223          }
1224          $release = $this->getReleases();
1225          if ($release) {
1226              if (!isset($release[0])) {
1227                  if (!isset($release['installconditions']) && !isset($release['filelist'])) {
1228                      if ($forfilecheck) {
1229                          return $this->getFilelist();
1230                      }
1231                      return $contents;
1232                  }
1233                  $release = array($release);
1234              }
1235              $depchecker = &$this->getPEARDependency2($this->_config, array(),
1236                  array('channel' => $this->getChannel(), 'package' => $this->getPackage()),
1237                  PEAR_VALIDATE_INSTALLING);
1238              foreach ($release as $instance) {
1239                  if (isset($instance['installconditions'])) {
1240                      $installconditions = $instance['installconditions'];
1241                      if (is_array($installconditions)) {
1242                          PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
1243                          foreach ($installconditions as $type => $conditions) {
1244                              if (!isset($conditions[0])) {
1245                                  $conditions = array($conditions);
1246                              }
1247                              foreach ($conditions as $condition) {
1248                                  $ret = $depchecker->{"validate{$type}Dependency"}($condition);
1249                                  if (PEAR::isError($ret)) {
1250                                      PEAR::popErrorHandling();
1251                                      continue 3; // skip this release
1252                                  }
1253                              }
1254                          }
1255                          PEAR::popErrorHandling();
1256                      }
1257                  }
1258                  // this is the release to use
1259                  if (isset($instance['filelist'])) {
1260                      // ignore files
1261                      if (isset($instance['filelist']['ignore'])) {
1262                          $ignore = isset($instance['filelist']['ignore'][0]) ?
1263                              $instance['filelist']['ignore'] :
1264                              array($instance['filelist']['ignore']);
1265                          foreach ($ignore as $ig) {
1266                              unset ($contents[$ig['attribs']['name']]);
1267                          }
1268                      }
1269                      // install files as this name
1270                      if (isset($instance['filelist']['install'])) {
1271                          $installas = isset($instance['filelist']['install'][0]) ?
1272                              $instance['filelist']['install'] :
1273                              array($instance['filelist']['install']);
1274                          foreach ($installas as $as) {
1275                              $contents[$as['attribs']['name']]['attribs']['install-as'] =
1276                                  $as['attribs']['as'];
1277                          }
1278                      }
1279                  }
1280                  if ($forfilecheck) {
1281                      foreach ($contents as $file => $attrs) {
1282                          $contents[$file] = $attrs['attribs'];
1283                      }
1284                  }
1285                  return $contents;
1286              }
1287          } else { // simple release - no installconditions or install-as
1288              if ($forfilecheck) {
1289                  return $this->getFilelist();
1290              }
1291              return $contents;
1292          }
1293          // no releases matched
1294          return PEAR::raiseError('No releases in package.xml matched the existing operating ' .
1295              'system, extensions installed, or architecture, cannot install');
1296      }
1297  
1298      /**
1299       * This is only used at install-time, after all serialization
1300       * is over.
1301       * @param string file name
1302       * @param string installed path
1303       */
1304      function setInstalledAs($file, $path)
1305      {
1306          if ($path) {
1307              return $this->_packageInfo['filelist'][$file]['installed_as'] = $path;
1308          }
1309          unset($this->_packageInfo['filelist'][$file]['installed_as']);
1310      }
1311  
1312      function getInstalledLocation($file)
1313      {
1314          if (isset($this->_packageInfo['filelist'][$file]['installed_as'])) {
1315              return $this->_packageInfo['filelist'][$file]['installed_as'];
1316          }
1317          return false;
1318      }
1319  
1320      /**
1321       * This is only used at install-time, after all serialization
1322       * is over.
1323       */
1324      function installedFile($file, $atts)
1325      {
1326          if (isset($this->_packageInfo['filelist'][$file])) {
1327              $this->_packageInfo['filelist'][$file] =
1328                  array_merge($this->_packageInfo['filelist'][$file], $atts['attribs']);
1329          } else {
1330              $this->_packageInfo['filelist'][$file] = $atts['attribs'];
1331          }
1332      }
1333  
1334      /**
1335       * Retrieve the contents tag
1336       */
1337      function getContents()
1338      {
1339          if (isset($this->_packageInfo['contents'])) {
1340              return $this->_packageInfo['contents'];
1341          }
1342          return false;
1343      }
1344  
1345      /**
1346       * @param string full path to file
1347       * @param string attribute name
1348       * @param string attribute value
1349       * @param int risky but fast - use this to choose a file based on its position in the list
1350       *            of files.  Index is zero-based like PHP arrays.
1351       * @return bool success of operation
1352       */
1353      function setFileAttribute($filename, $attr, $value, $index = false)
1354      {
1355          $this->_isValid = 0;
1356          if (in_array($attr, array('role', 'name', 'baseinstalldir'))) {
1357              $this->_filesValid = false;
1358          }
1359          if ($index !== false &&
1360                isset($this->_packageInfo['contents']['dir']['file'][$index]['attribs'])) {
1361              $this->_packageInfo['contents']['dir']['file'][$index]['attribs'][$attr] = $value;
1362              return true;
1363          }
1364          if (!isset($this->_packageInfo['contents']['dir']['file'])) {
1365              return false;
1366          }
1367          $files = $this->_packageInfo['contents']['dir']['file'];
1368          if (!isset($files[0])) {
1369              $files = array($files);
1370              $ind = false;
1371          } else {
1372              $ind = true;
1373          }
1374          foreach ($files as $i => $file) {
1375              if (isset($file['attribs'])) {
1376                  if ($file['attribs']['name'] == $filename) {
1377                      if ($ind) {
1378                          $this->_packageInfo['contents']['dir']['file'][$i]['attribs'][$attr] = $value;
1379                      } else {
1380                          $this->_packageInfo['contents']['dir']['file']['attribs'][$attr] = $value;
1381                      }
1382                      return true;
1383                  }
1384              }
1385          }
1386          return false;
1387      }
1388  
1389      function setDirtree($path)
1390      {
1391          $this->_packageInfo['dirtree'][$path] = true;
1392      }
1393  
1394      function getDirtree()
1395      {
1396          if (isset($this->_packageInfo['dirtree']) && count($this->_packageInfo['dirtree'])) {
1397              return $this->_packageInfo['dirtree'];
1398          }
1399          return false;
1400      }
1401  
1402      function resetDirtree()
1403      {
1404          unset($this->_packageInfo['dirtree']);
1405      }
1406  
1407      /**
1408       * Determines whether this package claims it is compatible with the version of
1409       * the package that has a recommended version dependency
1410       * @param PEAR_PackageFile_v2|PEAR_PackageFile_v1|PEAR_Downloader_Package
1411       * @return boolean
1412       */
1413      function isCompatible($pf)
1414      {
1415          if (!isset($this->_packageInfo['compatible'])) {
1416              return false;
1417          }
1418          if (!isset($this->_packageInfo['channel'])) {
1419              return false;
1420          }
1421          $me = $pf->getVersion();
1422          $compatible = $this->_packageInfo['compatible'];
1423          if (!isset($compatible[0])) {
1424              $compatible = array($compatible);
1425          }
1426          $found = false;
1427          foreach ($compatible as $info) {
1428              if (strtolower($info['name']) == strtolower($pf->getPackage())) {
1429                  if (strtolower($info['channel']) == strtolower($pf->getChannel())) {
1430                      $found = true;
1431                      break;
1432                  }
1433              }
1434          }
1435          if (!$found) {
1436              return false;
1437          }
1438          if (isset($info['exclude'])) {
1439              if (!isset($info['exclude'][0])) {
1440                  $info['exclude'] = array($info['exclude']);
1441              }
1442              foreach ($info['exclude'] as $exclude) {
1443                  if (version_compare($me, $exclude, '==')) {
1444                      return false;
1445                  }
1446              }
1447          }
1448          if (version_compare($me, $info['min'], '>=') && version_compare($me, $info['max'], '<=')) {
1449              return true;
1450          }
1451          return false;
1452      }
1453  
1454      /**
1455       * @return array|false
1456       */
1457      function getCompatible()
1458      {
1459          if (isset($this->_packageInfo['compatible'])) {
1460              return $this->_packageInfo['compatible'];
1461          }
1462          return false;
1463      }
1464  
1465      function getDependencies()
1466      {
1467          if (isset($this->_packageInfo['dependencies'])) {
1468              return $this->_packageInfo['dependencies'];
1469          }
1470          return false;
1471      }
1472  
1473      function isSubpackageOf($p)
1474      {
1475          return $p->isSubpackage($this);
1476      }
1477  
1478      /**
1479       * Determines whether the passed in package is a subpackage of this package.
1480       *
1481       * No version checking is done, only name verification.
1482       * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
1483       * @return bool
1484       */
1485      function isSubpackage($p)
1486      {
1487          $sub = array();
1488          if (isset($this->_packageInfo['dependencies']['required']['subpackage'])) {
1489              $sub = $this->_packageInfo['dependencies']['required']['subpackage'];
1490              if (!isset($sub[0])) {
1491                  $sub = array($sub);
1492              }
1493          }
1494          if (isset($this->_packageInfo['dependencies']['optional']['subpackage'])) {
1495              $sub1 = $this->_packageInfo['dependencies']['optional']['subpackage'];
1496              if (!isset($sub1[0])) {
1497                  $sub1 = array($sub1);
1498              }
1499              $sub = array_merge($sub, $sub1);
1500          }
1501          if (isset($this->_packageInfo['dependencies']['group'])) {
1502              $group = $this->_packageInfo['dependencies']['group'];
1503              if (!isset($group[0])) {
1504                  $group = array($group);
1505              }
1506              foreach ($group as $deps) {
1507                  if (isset($deps['subpackage'])) {
1508                      $sub2 = $deps['subpackage'];
1509                      if (!isset($sub2[0])) {
1510                          $sub2 = array($sub2);
1511                      }
1512                      $sub = array_merge($sub, $sub2);
1513                  }
1514              }
1515          }
1516          foreach ($sub as $dep) {
1517              if (strtolower($dep['name']) == strtolower($p->getPackage())) {
1518                  if (isset($dep['channel'])) {
1519                      if (strtolower($dep['channel']) == strtolower($p->getChannel())) {
1520                          return true;
1521                      }
1522                  } else {
1523                      if ($dep['uri'] == $p->getURI()) {
1524                          return true;
1525                      }
1526                  }
1527              }
1528          }
1529          return false;
1530      }
1531  
1532      function dependsOn($package, $channel)
1533      {
1534          if (!($deps = $this->getDependencies())) {
1535              return false;
1536          }
1537          foreach (array('package', 'subpackage') as $type) {
1538              foreach (array('required', 'optional') as $needed) {
1539                  if (isset($deps[$needed][$type])) {
1540                      if (!isset($deps[$needed][$type][0])) {
1541                          $deps[$needed][$type] = array($deps[$needed][$type]);
1542                      }
1543                      foreach ($deps[$needed][$type] as $dep) {
1544                          $depchannel = isset($dep['channel']) ? $dep['channel'] : '__uri';
1545                          if (strtolower($dep['name']) == strtolower($package) &&
1546                                $depchannel == $channel) {
1547                              return true;
1548                          }  
1549                      }
1550                  }
1551              }
1552              if (isset($deps['group'])) {
1553                  if (!isset($deps['group'][0])) {
1554                      $dep['group'] = array($deps['group']);
1555                  }
1556                  foreach ($deps['group'] as $group) {
1557                      if (isset($group[$type])) {
1558                          if (!is_array($group[$type])) {
1559                              $group[$type] = array($group[$type]);
1560                          }
1561                          foreach ($group[$type] as $dep) {
1562                              $depchannel = isset($dep['channel']) ? $dep['channel'] : '__uri';
1563                              if (strtolower($dep['name']) == strtolower($package) &&
1564                                    $depchannel == $channel) {
1565                                  return true;
1566                              }  
1567                          }
1568                      }
1569                  }
1570              }
1571          }
1572          return false;
1573      }
1574  
1575      /**
1576       * Get the contents of a dependency group
1577       * @param string
1578       * @return array|false
1579       */
1580      function getDependencyGroup($name)
1581      {
1582          $name = strtolower($name);
1583          if (!isset($this->_packageInfo['dependencies']['group'])) {
1584              return false;
1585          }
1586          $groups = $this->_packageInfo['dependencies']['group'];
1587          if (!isset($groups[0])) {
1588              $groups = array($groups);
1589          }
1590          foreach ($groups as $group) {
1591              if (strtolower($group['attribs']['name']) == $name) {
1592                  return $group;
1593              }
1594          }
1595          return false;
1596      }
1597  
1598      /**
1599       * Retrieve a partial package.xml 1.0 representation of dependencies
1600       *
1601       * a very limited representation of dependencies is returned by this method.
1602       * The <exclude> tag for excluding certain versions of a dependency is
1603       * completely ignored.  In addition, dependency groups are ignored, with the
1604       * assumption that all dependencies in dependency groups are also listed in
1605       * the optional group that work with all dependency groups
1606       * @param boolean return package.xml 2.0 <dependencies> tag
1607       * @return array|false
1608       */
1609      function getDeps($raw = false, $nopearinstaller = false)
1610      {
1611          if (isset($this->_packageInfo['dependencies'])) {
1612              if ($raw) {
1613                  return $this->_packageInfo['dependencies'];
1614              }
1615              $ret = array();
1616              $map = array(
1617                  'php' => 'php',
1618                  'package' => 'pkg',
1619                  'subpackage' => 'pkg',
1620                  'extension' => 'ext',
1621                  'os' => 'os',
1622                  'pearinstaller' => 'pkg',
1623                  );
1624              foreach (array('required', 'optional') as $type) {
1625                  $optional = ($type == 'optional') ? 'yes' : 'no';
1626                  if (!isset($this->_packageInfo['dependencies'][$type])) {
1627                      continue;
1628                  }
1629                  foreach ($this->_packageInfo['dependencies'][$type] as $dtype => $deps) {
1630                      if ($dtype == 'pearinstaller' && $nopearinstaller) {
1631                          continue;
1632                      }
1633                      if (!isset($deps[0])) {
1634                          $deps = array($deps);
1635                      }
1636                      foreach ($deps as $dep) {
1637                          if (!isset($map[$dtype])) {
1638                              // no support for arch type
1639                              continue;
1640                          }
1641                          if ($dtype == 'pearinstaller') {
1642                              $dep['name'] = 'PEAR';
1643                              $dep['channel'] = 'pear.php.net';
1644                          }
1645                          $s = array('type' => $map[$dtype]);
1646                          if (isset($dep['channel'])) {
1647                              $s['channel'] = $dep['channel'];
1648                          }
1649                          if (isset($dep['uri'])) {
1650                              $s['uri'] = $dep['uri'];
1651                          }
1652                          if (isset($dep['name'])) {
1653                              $s['name'] = $dep['name'];
1654                          }
1655                          if (isset($dep['conflicts'])) {
1656                              $s['rel'] = 'not';
1657                          } else {
1658                              if (!isset($dep['min']) &&
1659                                    !isset($dep['max'])) {
1660                                  $s['rel'] = 'has';
1661                                  $s['optional'] = $optional;
1662                              } elseif (isset($dep['min']) &&
1663                                    isset($dep['max'])) {
1664                                  $s['rel'] = 'ge';
1665                                  $s1 = $s;
1666                                  $s1['rel'] = 'le';
1667                                  $s['version'] = $dep['min'];
1668                                  $s1['version'] = $dep['max'];
1669                                  if (isset($dep['channel'])) {
1670                                      $s1['channel'] = $dep['channel'];
1671                                  }
1672                                  if ($dtype != 'php') {
1673                                      $s['name'] = $dep['name'];
1674                                      $s1['name'] = $dep['name'];
1675                                  }
1676                                  $s['optional'] = $optional;
1677                                  $s1['optional'] = $optional;
1678                                  $ret[] = $s1;
1679                              } elseif (isset($dep['min'])) {
1680                                  if (isset($dep['exclude']) &&
1681                                        $dep['exclude'] == $dep['min']) {
1682                                      $s['rel'] = 'gt';
1683                                  } else {
1684                                      $s['rel'] = 'ge';
1685                                  }
1686                                  $s['version'] = $dep['min'];
1687                                  $s['optional'] = $optional;
1688                                  if ($dtype != 'php') {
1689                                      $s['name'] = $dep['name'];
1690                                  }
1691                              } elseif (isset($dep['max'])) {
1692                                  if (isset($dep['exclude']) &&
1693                                        $dep['exclude'] == $dep['max']) {
1694                                      $s['rel'] = 'lt';
1695                                  } else {
1696                                      $s['rel'] = 'le';
1697                                  }
1698                                  $s['version'] = $dep['max'];
1699                                  $s['optional'] = $optional;
1700                                  if ($dtype != 'php') {
1701                                      $s['name'] = $dep['name'];
1702                                  }
1703                              }
1704                          }
1705                          $ret[] = $s;
1706                      }
1707                  }
1708              }
1709              if (count($ret)) {
1710                  return $ret;
1711              }
1712          }
1713          return false;
1714      }
1715  
1716      /**
1717       * @return php|extsrc|extbin|bundle|false
1718       */
1719      function getPackageType()
1720      {
1721          if (isset($this->_packageInfo['phprelease'])) {
1722              return 'php';
1723          }
1724          if (isset($this->_packageInfo['extsrcrelease'])) {
1725              return 'extsrc';
1726          }
1727          if (isset($this->_packageInfo['extbinrelease'])) {
1728              return 'extbin';
1729          }
1730          if (isset($this->_packageInfo['bundle'])) {
1731              return 'bundle';
1732          }
1733          return false;
1734      }
1735  
1736      /**
1737       * @return array|false
1738       */
1739      function getReleases()
1740      {
1741          $type = $this->getPackageType();
1742          if ($type != 'bundle') {
1743              $type .= 'release';
1744          }
1745          if ($this->getPackageType() && isset($this->_packageInfo[$type])) {
1746              return $this->_packageInfo[$type];
1747          }
1748          return false;
1749      }
1750  
1751      /**
1752       * @return array
1753       */
1754      function getChangelog()
1755      {
1756          if (isset($this->_packageInfo['changelog'])) {
1757              return $this->_packageInfo['changelog'];
1758          }
1759          return false;
1760      }
1761  
1762      function hasDeps()
1763      {
1764          return isset($this->_packageInfo['dependencies']);
1765      }
1766  
1767      function getPackagexmlVersion()
1768      {
1769          return '2.0';
1770      }
1771  
1772      /**
1773       * @return array|false
1774       */
1775      function getSourcePackage()
1776      {
1777          if (isset($this->_packageInfo['extbinrelease'])) {
1778              return array('channel' => $this->_packageInfo['srcchannel'],
1779                           'package' => $this->_packageInfo['srcpackage']);
1780          }
1781          return false;
1782      }
1783  
1784      function getBundledPackages()
1785      {
1786          if (isset($this->_packageInfo['bundle'])) {
1787              return $this->_packageInfo['contents']['bundledpackage'];
1788          }
1789          return false;
1790      }
1791  
1792      function getLastModified()
1793      {
1794          if (isset($this->_packageInfo['_lastmodified'])) {
1795              return $this->_packageInfo['_lastmodified'];
1796          }
1797          return false;
1798      }
1799  
1800      /**
1801       * Get the contents of a file listed within the package.xml
1802       * @param string
1803       * @return string
1804       */
1805      function getFileContents($file)
1806      {
1807          if ($this->_archiveFile == $this->_packageFile) { // unpacked
1808              $dir = dirname($this->_packageFile);
1809              $file = $dir . DIRECTORY_SEPARATOR . $file;
1810              $file = str_replace(array('/', '\\'),
1811                  array(DIRECTORY_SEPARATOR, DIRECTORY_SEPARATOR), $file);
1812              if (file_exists($file) && is_readable($file)) {
1813                  return implode('', file($file));
1814              }
1815          } else { // tgz
1816              $tar = &new Archive_Tar($this->_archiveFile);
1817              $tar->pushErrorHandling(PEAR_ERROR_RETURN);
1818              if ($file != 'package.xml' && $file != 'package2.xml') {
1819                  $file = $this->getPackage() . '-' . $this->getVersion() . '/' . $file;
1820              }
1821              $file = $tar->extractInString($file);
1822              $tar->popErrorHandling();
1823              if (PEAR::isError($file)) {
1824                  return PEAR::raiseError("Cannot locate file '$file' in archive");
1825              }
1826              return $file;
1827          }
1828      }
1829  
1830      function &getRW()
1831      {
1832          if (!class_exists('PEAR_PackageFile_v2_rw')) {
1833              require_once 'PEAR/PackageFile/v2/rw.php';
1834          }
1835          $a = new PEAR_PackageFile_v2_rw;
1836          foreach (get_object_vars($this) as $name => $unused) {
1837              if (!isset($this->$name)) {
1838                  continue;
1839              }
1840              if ($name == '_config' || $name == '_logger'|| $name == '_registry' ||
1841                    $name == '_stack') {
1842                  $a->$name = &$this->$name;
1843              } else {
1844                  $a->$name = $this->$name;
1845              }
1846          }
1847          return $a;
1848      }
1849  
1850      function &getDefaultGenerator()
1851      {
1852          if (!class_exists('PEAR_PackageFile_Generator_v2')) {
1853              require_once 'PEAR/PackageFile/Generator/v2.php';
1854          }
1855          $a = &new PEAR_PackageFile_Generator_v2($this);
1856          return $a;
1857      }
1858  
1859      function analyzeSourceCode($file, $string = false)
1860      {
1861          if (!isset($this->_v2Validator) ||
1862                !is_a($this->_v2Validator, 'PEAR_PackageFile_v2_Validator')) {
1863              if (!class_exists('PEAR_PackageFile_v2_Validator')) {
1864                  require_once 'PEAR/PackageFile/v2/Validator.php';
1865              }
1866              $this->_v2Validator = new PEAR_PackageFile_v2_Validator;
1867          }
1868          return $this->_v2Validator->analyzeSourceCode($file, $string);
1869      }
1870  
1871      function validate($state = PEAR_VALIDATE_NORMAL)
1872      {
1873          if (!isset($this->_packageInfo) || !is_array($this->_packageInfo)) {
1874              return false;
1875          }
1876          if (!isset($this->_v2Validator) ||
1877                !is_a($this->_v2Validator, 'PEAR_PackageFile_v2_Validator')) {
1878              if (!class_exists('PEAR_PackageFile_v2_Validator')) {
1879                  require_once 'PEAR/PackageFile/v2/Validator.php';
1880              }
1881              $this->_v2Validator = new PEAR_PackageFile_v2_Validator;
1882          }
1883          if (isset($this->_packageInfo['xsdversion'])) {
1884              unset($this->_packageInfo['xsdversion']);
1885          }
1886          return $this->_v2Validator->validate($this, $state);
1887      }
1888  
1889      function getTasksNs()
1890      {
1891          if (!isset($this->_tasksNs)) {
1892              if (isset($this->_packageInfo['attribs'])) {
1893                  foreach ($this->_packageInfo['attribs'] as $name => $value) {
1894                      if ($value == 'http://pear.php.net/dtd/tasks-1.0') {
1895                          $this->_tasksNs = str_replace('xmlns:', '', $name);
1896                          break;
1897                      }
1898                  }
1899              }
1900          }
1901          return $this->_tasksNs;
1902      }
1903  
1904      /**
1905       * Determine whether a task name is a valid task.  Custom tasks may be defined
1906       * using subdirectories by putting a "-" in the name, as in <tasks:mycustom-task>
1907       *
1908       * Note that this method will auto-load the task class file and test for the existence
1909       * of the name with "-" replaced by "_" as in PEAR/Task/mycustom/task.php makes class
1910       * PEAR_Task_mycustom_task
1911       * @param string
1912       * @return boolean
1913       */
1914      function getTask($task)
1915      {
1916          $this->getTasksNs();
1917          // transform all '-' to '/' and 'tasks:' to '' so tasks:replace becomes replace
1918          $task = str_replace(array($this->_tasksNs . ':', '-'), array('', ' '), $task);
1919          $task = str_replace(' ', '/', ucwords($task));
1920          $ps = (strtolower(substr(PHP_OS, 0, 3)) == 'win') ? ';' : ':';
1921          foreach (explode($ps, ini_get('include_path')) as $path) {
1922              if (file_exists($path . "/PEAR/Task/$task.php")) {
1923                  include_once "PEAR/Task/$task.php";
1924                  $task = str_replace('/', '_', $task);
1925                  if (class_exists("PEAR_Task_$task")) {
1926                      return "PEAR_Task_$task";
1927                  }
1928              }
1929          }
1930          return false;
1931      }
1932  
1933      /**
1934       * Key-friendly array_splice
1935       * @param tagname to splice a value in before
1936       * @param mixed the value to splice in
1937       * @param string the new tag name
1938       */
1939      function _ksplice($array, $key, $value, $newkey)
1940      {
1941          $offset = array_search($key, array_keys($array));
1942          $after = array_slice($array, $offset);
1943          $before = array_slice($array, 0, $offset);
1944          $before[$newkey] = $value;
1945          return array_merge($before, $after);
1946      }
1947  
1948      /**
1949       * @param array a list of possible keys, in the order they may occur
1950       * @param mixed contents of the new package.xml tag
1951       * @param string tag name
1952       * @access private
1953       */
1954      function _insertBefore($array, $keys, $contents, $newkey)
1955      {
1956          foreach ($keys as $key) {
1957              if (isset($array[$key])) {
1958                  return $array = $this->_ksplice($array, $key, $contents, $newkey);
1959              }
1960          }
1961          $array[$newkey] = $contents;
1962          return $array;
1963      }
1964  
1965      /**
1966       * @param subsection of {@link $_packageInfo}
1967       * @param array|string tag contents
1968       * @param array format:
1969       * <pre>
1970       * array(
1971       *   tagname => array(list of tag names that follow this one),
1972       *   childtagname => array(list of child tag names that follow this one),
1973       * )
1974       * </pre>
1975       *
1976       * This allows construction of nested tags
1977       * @access private
1978       */
1979      function _mergeTag($manip, $contents, $order)
1980      {
1981          if (count($order)) {
1982              foreach ($order as $tag => $curorder) {
1983                  if (!isset($manip[$tag])) {
1984                      // ensure that the tag is set up
1985                      $manip = $this->_insertBefore($manip, $curorder, array(), $tag);
1986                  }
1987                  if (count($order) > 1) {
1988                      $manip[$tag] = $this->_mergeTag($manip[$tag], $contents, array_slice($order, 1));
1989                      return $manip;
1990                  }
1991              }
1992          } else {
1993              return $manip;
1994          }
1995          if (is_array($manip[$tag]) && !empty($manip[$tag]) && isset($manip[$tag][0])) {
1996              $manip[$tag][] = $contents;
1997          } else {
1998              if (!count($manip[$tag])) {
1999                  $manip[$tag] = $contents;
2000              } else {
2001                  $manip[$tag] = array($manip[$tag]);
2002                  $manip[$tag][] = $contents;
2003              }
2004          }
2005          return $manip;
2006      }
2007  }
2008  ?>


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