GIF89a=( �' 7IAXKgNgYvYx\%wh&h}t�h%�s%x�}9�R��&�0%� (�.��5�SD��&�a)�x5��;ͣ*ȡ&ղ)ׯ7׵<ѻ4�3�H֧KͯT��Y�aq��q��F� !� ' !� NETSCAPE2.0 , =( ��pH,�Ȥr�l:xШtJ�Z�جv��z��xL.:��z�n���|N�����~�������& !�0`9R�}��"�"a:S�~x��������g���E�������R���E����B�� ��ȸ��D���"�Ů� �H��L��D٫D�B�����D���T���H �G��A R�ڐ |�� ٭&��E8�S�kG�A�px�a��� R2XB��E8I���6X�:vT)�~��q�賥��"F~%x� � 4#Z�0O|-4Bs�X:= Q� Sal��yXJ`GȦ|s h��K3l7�B|�$'7Jީܪ0!��D�n=�P� ����0`�R�lj����v>���5 �.69�ϸd�����nlv�9��f{���Pbx �l5}�p� ��� �3a���I�O����!ܾ���i��9��#��)p�a ޽ �{�)vm��%D~ 6f��s}Œ�D�W E�`!� �&L8x� �ܝ{)x`X/>�}m��R�*|`D�=�_ ^�5 !_&'a�O�7�c��`DCx`�¥�9�Y�F���`?��"� �n@`�} lď��@4>�d S �v�xN��"@~d��=�g�s~G��� ���ud &p8Q�)ƫlXD����A~H�ySun�j���k*D�LH�] ��C"J��Xb~ʪwSt}6K,��q�S:9ت:���l�@�`�� �.۬�t9�S�[:��=`9N����{¿�A !R�:���6��x�0�_ �;������^���#����!����U���;0L1�����p% A��U̬ݵ��%�S��!���~`�G���� ���=4�np�3���������u�u�ٮ|%2�I��r�#0��J``8�@S@5� ���^`8E�]�.�S���7 � �0�j S�D� z���i�S�����!���l��w9*�D�I�nEX��� &A�Go�Qf��F��;���}�J����F5��Q|���X��T��y���]� o ��C=��:���PB@ D׽S�(>�C�x}`��xJЬ�۠��p+eE0`�}`A �/NE�� �9@��� H�7�!%B0`�l*��!8 2�%� �:�1�0E��ux%nP1�!�C)�P81l�ɸF#Ƭ{����B0>�� �b�`��O3��()yRpb��E.ZD8�H@% �Rx+%���c� ���f��b�d�`F�"8�XH"��-�|1�6iI, 2�$+](A*j� QT�o0.�U�`�R�}`�SN����yae�����b��o~ S)�y�@��3 �tT�0�&�+~L�f"�-|�~��>!�v��~�\Q1)}@�}h#aP72�"�$ !� " , =( &7IAXG]KgNgYvYxR"k\%w]'}h}t�h%�g+�s%r.m3ax3�x�}9��&��+�!7�0%� (�.�SD��&��;�"&ײ)׻4��6�K� �@pH,�Ȥr�l:xШtJ�Z�جv��z��xL.:��z�n���|N�����~�������& !�0`9R�}��"�"a:S�~x��������g �� E �� �������E �´��C���ǶR��D��"Ʒ�ʱH��M��GڬD�B����D��T����G���C�C� l&�~:'�tU�6ɹ#��)�'�.6�&��Ȼ K(8p0N�?!�2"��NIJX>R��OM '��2�*x�>#n� �@<[:�I�f ��T���Cdb��[�}E�5MBo��@�`@��tW-3 �x�B���jI�&E�9[T&$��ﯧ&"s��ȳ����dc�UUρ#���ldj?����`\}���u|3'�R]�6 �S#�!�FKL�*N E���`$�:e�YD�q�.�촁�s \-�jA 9�����-��M[�x(�s��x�|���p��}k�T�DpE@W� ��]k`1� ���Yb ��0l��*n0��"~zBd�~u�7�0Bl��0-�x~|U�U0 �h�*HS�|��e"#"?vp�i`e6^�+q��`m8 #V�� ��VS|`��"m"сSn|@:U���~`pb�G�ED����2F�I�? >�x� R� ��%~jx��<�a�9ij�2�D��&: Z`�]w���:�6��B�7eFJ|�ҧ�,���FǮcS�ʶ+B�,�ܺN���>PAD�HD��~���n��}�#�� Q��S���2�X�{�k�lQ�2�����w�|2� h9��G�,m���3��6-��E�L��I�³*K���q�`DwV�QXS��peS��� qܧTS����R�u �<�a�*At�lmE� � ��N[P1�ۦ��$��@`��Dpy�yXvCAy�B`}D� 0QwG#� �a[^�� $���Ǧ{L�"[��K�g�;�S~��GX.�goT.��ư��x���?1z��x~:�g�|�L� ��S`��0S]P�^p F<""�?!,�!N4&P� ����:T�@h�9%t��:�-~�I<`�9p I&.)^ 40D#p@�j4�ج:�01��rܼF2oW�#Z ;$Q q  �K��Nl#29 !F@�Bh�ᏬL!XF�LHKh�.�hE&J�G��<"WN!�����Y@� >R~19J"�2,/ &.GXB%�R�9B6�W]���W�I�$��9�RE8Y� ��"�A5�Q.axB�&ة�J�! �t)K%tS-�JF b�NMxL��)�R��"���6O!TH�H� 0 !� ) , =( &AXKgNgYvYxR"k\%wh&h}h%�g+�s%r.x3�x�}9��&��+�R,�!7�0%� (�.��5��&�a)��;�"&ף*Ȳ)ׯ7׻4�3��6�H֧KͻH�T��Y��q��h� ��pH,�Ȥr�l:xШtJ�Z�جv��z��xL.:��z�n���|N�����~�������& !�0`9R�}��"�"a:S�~x��������g �� E$����� � ����$E$��"��D� � ������R��C��� E ��H�M��G�D� �B��ϾD��a��`1r��Ӑ�� �o~�zU!L�C'�yW�UGt����ll�0���uG�)A�s[��x� �xO%��X2�  P�n:R/��aHae+�Dm?# ǣ6�8�J�x�Di�M���j���5oQ7�- <! *�l��R2r/a!l)d� A"�E���� &� ;��c �%����b��pe~C"B���H�eF2��`8qb�t_`ur`e� w�u3��Pv�h""�`�Íx�LĹ��3� �~ֺ�:���MDfJ� �۵�W�%�S�X �؁)�@��:E��w�u�Sxb8y\m�zS��Zb�E�L��w!y(>�"w�=�|��s�d �C�W)H�cC$�L �7r.�\{)@�`@ �X�$PD `aaG:���O�72E�amn]�"Rc�x�R� &dR8`g��i�xLR!�P &d����T���i�|�_ � Qi�#�`g:��:noM� :V �)p����W&a=�e�k� j���1߲s�x�W�jal|0��B0�, \j۴:6���C ��W��|��9���zĸV {�;��n��V�m�I��.��PN� ����C��+��By�ѾHŸ:��� 7�Y�FTk�SaoaY$D�S���29R�kt� ��f� ��:��Sp�3�I��DZ� �9���g��u�*3)O��[_hv ,���Et x�BH� �[��64M@�S�M7d�l�ܶ5-��U܍��z�R3Ԭ3~ ��P��5�g: ���kN�&0�j4���#{��3S�2�K�'ợl���2K{� {۶?~m𸧠�I�nE�='����^���_�=��~�#O���'���o..�Y�n��CSO��a��K��o,���b�����{�C�� "�{�K ��w��Ozdը�:$ ���v�] A#� ���a�z)Rx׿ƥ�d``�w-�y�f�K!����|��P��=�`�(f��'Pa ��BJa%��f�%`�}F����6>��`G"�}�=�!o`�^FP�ةQ�C���`(�}\�ݮ ��$<��n@dĠE#��U�I�!� #l��9`k���'Rr��Z�NB�MF �[�+9���-�wj���8�r� ,V�h"�|�S=�G_��"E� 0i*%̲��da0mVk�):;&6p>�jK ��# �D�:�c?:R Ӭf��I-�"�<�="��7�3S��c2RW ,�8(T"P0F¡Jh�" ; 403WebShell
403Webshell
Server IP : 173.249.157.85  /  Your IP : 3.144.100.3
Web Server : Apache
System : Linux server.frogzhost.com 3.10.0-1127.19.1.el7.x86_64 #1 SMP Tue Aug 25 17:23:54 UTC 2020 x86_64
User : econtech ( 1005)
PHP Version : 7.3.33
Disable Function : NONE
MySQL : OFF  |  cURL : OFF  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : ON  |  Pkexec : ON
Directory :  /opt/cpanel/ea-php55/root/usr/share/pear/PEAR/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /opt/cpanel/ea-php55/root/usr/share/pear/PEAR/DependencyDB.php
<?php
/**
 * PEAR_DependencyDB, advanced installed packages dependency database
 *
 * PHP versions 4 and 5
 *
 * @category   pear
 * @package    PEAR
 * @author     Tomas V. V. Cox <cox@idecnet.com>
 * @author     Greg Beaver <cellog@php.net>
 * @copyright  1997-2009 The Authors
 * @license    http://opensource.org/licenses/bsd-license.php New BSD License
 * @link       http://pear.php.net/package/PEAR
 * @since      File available since Release 1.4.0a1
 */

/**
 * Needed for error handling
 */
require_once 'PEAR.php';
require_once 'PEAR/Config.php';

$GLOBALS['_PEAR_DEPENDENCYDB_INSTANCE'] = array();
/**
 * Track dependency relationships between installed packages
 * @category   pear
 * @package    PEAR
 * @author     Greg Beaver <cellog@php.net>
 * @author     Tomas V.V.Cox <cox@idec.net.com>
 * @copyright  1997-2009 The Authors
 * @license    http://opensource.org/licenses/bsd-license.php New BSD License
 * @version    Release: 1.10.16
 * @link       http://pear.php.net/package/PEAR
 * @since      Class available since Release 1.4.0a1
 */
class PEAR_DependencyDB
{
    // {{{ properties

    /**
     * This is initialized by {@link setConfig()}
     * @var PEAR_Config
     * @access private
     */
    var $_config;
    /**
     * This is initialized by {@link setConfig()}
     * @var PEAR_Registry
     * @access private
     */
    var $_registry;
    /**
     * Filename of the dependency DB (usually .depdb)
     * @var string
     * @access private
     */
    var $_depdb = false;
    /**
     * File name of the lockfile (usually .depdblock)
     * @var string
     * @access private
     */
    var $_lockfile = false;
    /**
     * Open file resource for locking the lockfile
     * @var resource|false
     * @access private
     */
    var $_lockFp = false;
    /**
     * API version of this class, used to validate a file on-disk
     * @var string
     * @access private
     */
    var $_version = '1.0';
    /**
     * Cached dependency database file
     * @var array|null
     * @access private
     */
    var $_cache;

    // }}}
    // {{{ & singleton()

    /**
     * Get a raw dependency database.  Calls setConfig() and assertDepsDB()
     * @param PEAR_Config
     * @param string|false full path to the dependency database, or false to use default
     * @return PEAR_DependencyDB|PEAR_Error
     */
    public static function &singleton(&$config, $depdb = false)
    {
        $phpdir = $config->get('php_dir', null, 'pear.php.net');
        if (!isset($GLOBALS['_PEAR_DEPENDENCYDB_INSTANCE'][$phpdir])) {
            $a = new PEAR_DependencyDB;
            $GLOBALS['_PEAR_DEPENDENCYDB_INSTANCE'][$phpdir] = &$a;
            $a->setConfig($config, $depdb);
            $e = $a->assertDepsDB();
            if (PEAR::isError($e)) {
                return $e;
            }
        }

        return $GLOBALS['_PEAR_DEPENDENCYDB_INSTANCE'][$phpdir];
    }

    /**
     * Set up the registry/location of dependency DB
     * @param PEAR_Config|false
     * @param string|false full path to the dependency database, or false to use default
     */
    function setConfig(&$config, $depdb = false)
    {
        if (!$config) {
            $this->_config = &PEAR_Config::singleton();
        } else {
            $this->_config = &$config;
        }

        $this->_registry = &$this->_config->getRegistry();
        if (!$depdb) {
            $dir = $this->_config->get('metadata_dir', null, 'pear.php.net');
            if (!$dir) {
                $dir = $this->_config->get('php_dir', null, 'pear.php.net');
            }
            $this->_depdb =  $dir . DIRECTORY_SEPARATOR . '.depdb';
        } else {
            $this->_depdb = $depdb;
        }

        $this->_lockfile = dirname($this->_depdb) . DIRECTORY_SEPARATOR . '.depdblock';
    }
    // }}}

    function hasWriteAccess()
    {
        if (!file_exists($this->_depdb)) {
            $dir = $this->_depdb;
            while ($dir && $dir != '.') {
                $dir = dirname($dir); // cd ..
                if ($dir != '.' && file_exists($dir)) {
                    if (is_writeable($dir)) {
                        return true;
                    }

                    return false;
                }
            }

            return false;
        }

        return is_writeable($this->_depdb);
    }

    // {{{ assertDepsDB()

    /**
     * Create the dependency database, if it doesn't exist.  Error if the database is
     * newer than the code reading it.
     * @return void|PEAR_Error
     */
    function assertDepsDB()
    {
        if (!is_file($this->_depdb)) {
            $this->rebuildDB();
            return;
        }

        $depdb = $this->_getDepDB();
        // Datatype format has been changed, rebuild the Deps DB
        if ($depdb['_version'] < $this->_version) {
            $this->rebuildDB();
        }

        if ($depdb['_version'][0] > $this->_version[0]) {
            return PEAR::raiseError('Dependency database is version ' .
                $depdb['_version'] . ', and we are version ' .
                $this->_version . ', cannot continue');
        }
    }

    /**
     * Get a list of installed packages that depend on this package
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2|array
     * @return array|false
     */
    function getDependentPackages(&$pkg)
    {
        $data = $this->_getDepDB();
        if (is_object($pkg)) {
            $channel = strtolower($pkg->getChannel());
            $package = strtolower($pkg->getPackage());
        } else {
            $channel = strtolower($pkg['channel']);
            $package = strtolower($pkg['package']);
        }

        if (isset($data['packages'][$channel][$package])) {
            return $data['packages'][$channel][$package];
        }

        return false;
    }

    /**
     * Get a list of the actual dependencies of installed packages that depend on
     * a package.
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2|array
     * @return array|false
     */
    function getDependentPackageDependencies(&$pkg)
    {
        $data = $this->_getDepDB();
        if (is_object($pkg)) {
            $channel = strtolower($pkg->getChannel());
            $package = strtolower($pkg->getPackage());
        } else if (is_array($pkg)) {
            $channel = strtolower($pkg['channel']);
            $package = strtolower($pkg['package']);
        } else {
            return false;
        }

        $depend = $this->getDependentPackages($pkg);
        if (!$depend) {
            return false;
        }

        $dependencies = array();
        foreach ($depend as $info) {
            $temp = $this->getDependencies($info);
            foreach ($temp as $dep) {
                if (
                    isset($dep['dep'], $dep['dep']['channel'], $dep['dep']['name']) &&
                    strtolower($dep['dep']['channel']) == $channel &&
                    strtolower($dep['dep']['name']) == $package
                ) {
                    if (!isset($dependencies[$info['channel']])) {
                        $dependencies[$info['channel']] = array();
                    }

                    if (!isset($dependencies[$info['channel']][$info['package']])) {
                        $dependencies[$info['channel']][$info['package']] = array();
                    }
                    $dependencies[$info['channel']][$info['package']][] = $dep;
                }
            }
        }

        return $dependencies;
    }

    /**
     * Get a list of dependencies of this installed package
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2|array
     * @return array|false
     */
    function getDependencies(&$pkg)
    {
        if (is_object($pkg)) {
            $channel = strtolower($pkg->getChannel());
            $package = strtolower($pkg->getPackage());
        } else {
            $channel = strtolower($pkg['channel']);
            $package = strtolower($pkg['package']);
        }

        $data = $this->_getDepDB();
        if (isset($data['dependencies'][$channel][$package])) {
            return $data['dependencies'][$channel][$package];
        }

        return false;
    }

    /**
     * Determine whether $parent depends on $child, near or deep
     * @param array|PEAR_PackageFile_v2|PEAR_PackageFile_v2
     * @param array|PEAR_PackageFile_v2|PEAR_PackageFile_v2
     */
    function dependsOn($parent, $child)
    {
        $c = array();
        $this->_getDepDB();
        return $this->_dependsOn($parent, $child, $c);
    }

    function _dependsOn($parent, $child, &$checked)
    {
        if (is_object($parent)) {
            $channel = strtolower($parent->getChannel());
            $package = strtolower($parent->getPackage());
        } else {
            $channel = strtolower($parent['channel']);
            $package = strtolower($parent['package']);
        }

        if (is_object($child)) {
            $depchannel = strtolower($child->getChannel());
            $deppackage = strtolower($child->getPackage());
        } else {
            $depchannel = strtolower($child['channel']);
            $deppackage = strtolower($child['package']);
        }

        if (isset($checked[$channel][$package][$depchannel][$deppackage])) {
            return false; // avoid endless recursion
        }

        $checked[$channel][$package][$depchannel][$deppackage] = true;
        if (!isset($this->_cache['dependencies'][$channel][$package])) {
            return false;
        }

        foreach ($this->_cache['dependencies'][$channel][$package] as $info) {
            if (isset($info['dep']['uri'])) {
                if (is_object($child)) {
                    if ($info['dep']['uri'] == $child->getURI()) {
                        return true;
                    }
                } elseif (isset($child['uri'])) {
                    if ($info['dep']['uri'] == $child['uri']) {
                        return true;
                    }
                }
                return false;
            }

            if (strtolower($info['dep']['channel']) == $depchannel &&
                  strtolower($info['dep']['name']) == $deppackage) {
                return true;
            }
        }

        foreach ($this->_cache['dependencies'][$channel][$package] as $info) {
            if (isset($info['dep']['uri'])) {
                if ($this->_dependsOn(array(
                        'uri' => $info['dep']['uri'],
                        'package' => $info['dep']['name']), $child, $checked)) {
                    return true;
                }
            } else {
                if ($this->_dependsOn(array(
                        'channel' => $info['dep']['channel'],
                        'package' => $info['dep']['name']), $child, $checked)) {
                    return true;
                }
            }
        }

        return false;
    }

    /**
     * Register dependencies of a package that is being installed or upgraded
     * @param PEAR_PackageFile_v2|PEAR_PackageFile_v2
     */
    function installPackage(&$package)
    {
        $data = $this->_getDepDB();
        unset($this->_cache);
        $this->_setPackageDeps($data, $package);
        $this->_writeDepDB($data);
    }

    /**
     * Remove dependencies of a package that is being uninstalled, or upgraded.
     *
     * Upgraded packages first uninstall, then install
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2|array If an array, then it must have
     *        indices 'channel' and 'package'
     */
    function uninstallPackage(&$pkg)
    {
        $data = $this->_getDepDB();
        unset($this->_cache);
        if (is_object($pkg)) {
            $channel = strtolower($pkg->getChannel());
            $package = strtolower($pkg->getPackage());
        } else {
            $channel = strtolower($pkg['channel']);
            $package = strtolower($pkg['package']);
        }

        if (!isset($data['dependencies'][$channel][$package])) {
            return true;
        }

        foreach ($data['dependencies'][$channel][$package] as $dep) {
            $found      = false;
            $depchannel = isset($dep['dep']['uri']) ? '__uri' : strtolower($dep['dep']['channel']);
            $depname    = strtolower($dep['dep']['name']);
            if (isset($data['packages'][$depchannel][$depname])) {
                foreach ($data['packages'][$depchannel][$depname] as $i => $info) {
                    if ($info['channel'] == $channel && $info['package'] == $package) {
                        $found = true;
                        break;
                    }
                }
            }

            if ($found) {
                unset($data['packages'][$depchannel][$depname][$i]);
                if (!count($data['packages'][$depchannel][$depname])) {
                    unset($data['packages'][$depchannel][$depname]);
                    if (!count($data['packages'][$depchannel])) {
                        unset($data['packages'][$depchannel]);
                    }
                } else {
                    $data['packages'][$depchannel][$depname] =
                        array_values($data['packages'][$depchannel][$depname]);
                }
            }
        }

        unset($data['dependencies'][$channel][$package]);
        if (!count($data['dependencies'][$channel])) {
            unset($data['dependencies'][$channel]);
        }

        if (!count($data['dependencies'])) {
            unset($data['dependencies']);
        }

        if (!count($data['packages'])) {
            unset($data['packages']);
        }

        $this->_writeDepDB($data);
    }

    /**
     * Rebuild the dependency DB by reading registry entries.
     * @return true|PEAR_Error
     */
    function rebuildDB()
    {
        $depdb = array('_version' => $this->_version);
        if (!$this->hasWriteAccess()) {
            // allow startup for read-only with older Registry
            return $depdb;
        }

        $packages = $this->_registry->listAllPackages();
        if (PEAR::isError($packages)) {
            return $packages;
        }

        foreach ($packages as $channel => $ps) {
            foreach ($ps as $package) {
                $package = $this->_registry->getPackage($package, $channel);
                if (PEAR::isError($package)) {
                    return $package;
                }
                $this->_setPackageDeps($depdb, $package);
            }
        }

        $error = $this->_writeDepDB($depdb);
        if (PEAR::isError($error)) {
            return $error;
        }

        $this->_cache = $depdb;
        return true;
    }

    /**
     * Register usage of the dependency DB to prevent race conditions
     * @param int one of the LOCK_* constants
     * @return true|PEAR_Error
     * @access private
     */
    function _lock($mode = LOCK_EX)
    {
        if (stristr(php_uname(), 'Windows 9')) {
            return true;
        }

        if ($mode != LOCK_UN && is_resource($this->_lockFp)) {
            // XXX does not check type of lock (LOCK_SH/LOCK_EX)
            return true;
        }

        $open_mode = 'w';
        // XXX People reported problems with LOCK_SH and 'w'
        if ($mode === LOCK_SH) {
            if (!file_exists($this->_lockfile)) {
                touch($this->_lockfile);
            } elseif (!is_file($this->_lockfile)) {
                return PEAR::raiseError('could not create Dependency lock file, ' .
                    'it exists and is not a regular file');
            }
            $open_mode = 'r';
        }

        if (!is_resource($this->_lockFp)) {
            $this->_lockFp = @fopen($this->_lockfile, $open_mode);
        }

        if (!is_resource($this->_lockFp)) {
            $last_errormsg = '';
            $last_error = error_get_last();
            if (!empty($last_error['message'])) {
                $last_errormsg = $last_error['message'];
            }
            return PEAR::raiseError("could not create Dependency lock file" .
                                     (isset($last_errormsg) ? ": " . $last_errormsg : ""));
        }

        if (!(int)flock($this->_lockFp, $mode)) {
            switch ($mode) {
                case LOCK_SH: $str = 'shared';    break;
                case LOCK_EX: $str = 'exclusive'; break;
                case LOCK_UN: $str = 'unlock';    break;
                default:      $str = 'unknown';   break;
            }

            return PEAR::raiseError("could not acquire $str lock ($this->_lockfile)");
        }

        return true;
    }

    /**
     * Release usage of dependency DB
     * @return true|PEAR_Error
     * @access private
     */
    function _unlock()
    {
        $ret = $this->_lock(LOCK_UN);
        if (is_resource($this->_lockFp)) {
            fclose($this->_lockFp);
        }
        $this->_lockFp = null;
        return $ret;
    }

    /**
     * Load the dependency database from disk, or return the cache
     * @return array|PEAR_Error
     */
    function _getDepDB()
    {
        if (!$this->hasWriteAccess()) {
            return array('_version' => $this->_version);
        }

        if (isset($this->_cache)) {
            return $this->_cache;
        }

        if (!$fp = fopen($this->_depdb, 'r')) {
            $err = PEAR::raiseError("Could not open dependencies file `".$this->_depdb."'");
            return $err;
        }

        clearstatcache();
        fclose($fp);
        $data = @unserialize(file_get_contents($this->_depdb));
        $this->_cache = $data;
        return $data;
    }

    /**
     * Write out the dependency database to disk
     * @param array the database
     * @return true|PEAR_Error
     * @access private
     */
    function _writeDepDB(&$deps)
    {
        if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
            return $e;
        }

        if (!$fp = fopen($this->_depdb, 'wb')) {
            $this->_unlock();
            return PEAR::raiseError("Could not open dependencies file `".$this->_depdb."' for writing");
        }

        fwrite($fp, serialize($deps));
        fclose($fp);
        $this->_unlock();
        $this->_cache = $deps;
        return true;
    }

    /**
     * Register all dependencies from a package in the dependencies database, in essence
     * "installing" the package's dependency information
     * @param array the database
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
     * @access private
     */
    function _setPackageDeps(&$data, &$pkg)
    {
        $pkg->setConfig($this->_config);
        if ($pkg->getPackagexmlVersion() == '1.0') {
            $gen = &$pkg->getDefaultGenerator();
            $deps = $gen->dependenciesToV2();
        } else {
            $deps = $pkg->getDeps(true);
        }

        if (!$deps) {
            return;
        }

        if (!is_array($data)) {
            $data = array();
        }

        if (!isset($data['dependencies'])) {
            $data['dependencies'] = array();
        }

        $channel = strtolower($pkg->getChannel());
        $package = strtolower($pkg->getPackage());

        if (!isset($data['dependencies'][$channel])) {
            $data['dependencies'][$channel] = array();
        }

        $data['dependencies'][$channel][$package] = array();
        if (isset($deps['required']['package'])) {
            if (!isset($deps['required']['package'][0])) {
                $deps['required']['package'] = array($deps['required']['package']);
            }

            foreach ($deps['required']['package'] as $dep) {
                $this->_registerDep($data, $pkg, $dep, 'required');
            }
        }

        if (isset($deps['optional']['package'])) {
            if (!isset($deps['optional']['package'][0])) {
                $deps['optional']['package'] = array($deps['optional']['package']);
            }

            foreach ($deps['optional']['package'] as $dep) {
                $this->_registerDep($data, $pkg, $dep, 'optional');
            }
        }

        if (isset($deps['required']['subpackage'])) {
            if (!isset($deps['required']['subpackage'][0])) {
                $deps['required']['subpackage'] = array($deps['required']['subpackage']);
            }

            foreach ($deps['required']['subpackage'] as $dep) {
                $this->_registerDep($data, $pkg, $dep, 'required');
            }
        }

        if (isset($deps['optional']['subpackage'])) {
            if (!isset($deps['optional']['subpackage'][0])) {
                $deps['optional']['subpackage'] = array($deps['optional']['subpackage']);
            }

            foreach ($deps['optional']['subpackage'] as $dep) {
                $this->_registerDep($data, $pkg, $dep, 'optional');
            }
        }

        if (isset($deps['group'])) {
            if (!isset($deps['group'][0])) {
                $deps['group'] = array($deps['group']);
            }

            foreach ($deps['group'] as $group) {
                if (isset($group['package'])) {
                    if (!isset($group['package'][0])) {
                        $group['package'] = array($group['package']);
                    }

                    foreach ($group['package'] as $dep) {
                        $this->_registerDep($data, $pkg, $dep, 'optional',
                            $group['attribs']['name']);
                    }
                }

                if (isset($group['subpackage'])) {
                    if (!isset($group['subpackage'][0])) {
                        $group['subpackage'] = array($group['subpackage']);
                    }

                    foreach ($group['subpackage'] as $dep) {
                        $this->_registerDep($data, $pkg, $dep, 'optional',
                            $group['attribs']['name']);
                    }
                }
            }
        }

        if ($data['dependencies'][$channel][$package] == array()) {
            unset($data['dependencies'][$channel][$package]);
            if (!count($data['dependencies'][$channel])) {
                unset($data['dependencies'][$channel]);
            }
        }
    }

    /**
     * @param array the database
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
     * @param array the specific dependency
     * @param required|optional whether this is a required or an optional dep
     * @param string|false dependency group this dependency is from, or false for ordinary dep
     */
    function _registerDep(&$data, &$pkg, $dep, $type, $group = false)
    {
        $info = array(
            'dep'   => $dep,
            'type'  => $type,
            'group' => $group
        );

        $dep  = array_map('strtolower', $dep);
        $depchannel = isset($dep['channel']) ? $dep['channel'] : '__uri';
        if (!isset($data['dependencies'])) {
            $data['dependencies'] = array();
        }

        $channel = strtolower($pkg->getChannel());
        $package = strtolower($pkg->getPackage());

        if (!isset($data['dependencies'][$channel])) {
            $data['dependencies'][$channel] = array();
        }

        if (!isset($data['dependencies'][$channel][$package])) {
            $data['dependencies'][$channel][$package] = array();
        }

        $data['dependencies'][$channel][$package][] = $info;
        if (isset($data['packages'][$depchannel][$dep['name']])) {
            $found = false;
            foreach ($data['packages'][$depchannel][$dep['name']] as $i => $p) {
                if ($p['channel'] == $channel && $p['package'] == $package) {
                    $found = true;
                    break;
                }
            }
        } else {
            if (!isset($data['packages'])) {
                $data['packages'] = array();
            }

            if (!isset($data['packages'][$depchannel])) {
                $data['packages'][$depchannel] = array();
            }

            if (!isset($data['packages'][$depchannel][$dep['name']])) {
                $data['packages'][$depchannel][$dep['name']] = array();
            }

            $found = false;
        }

        if (!$found) {
            $data['packages'][$depchannel][$dep['name']][] = array(
                'channel' => $channel,
                'package' => $package
            );
        }
    }
}

Youez - 2016 - github.com/yon3zu
LinuXploit