validator.php

php-4.4.7学习linux时下载的源代码

                        continue 2;
                    } else {
                        $unfoundtags[] = $choice['tag'];
                        $mismatch = true;
                    }
                    if (!isset($choice['multiple']) || $choice['multiple'] != '*') {
                        $loose = false;
                    } else {
                        $optionaltags[] = $choice['tag'];
                    }
                }
                if (!$loose) {
                    $this->_invalidTagOrder($unfoundtags, $key, $root);
                    return false;
                }
            } else {
                if ($key != $test['tag']) {
                    if (isset($test['multiple']) && $test['multiple'] != '*') {
                        $unfoundtags[] = $test['tag'];
                        $this->_invalidTagOrder($unfoundtags, $key, $root);
                        return false;
                    } else {
                        if ($key) {
                            $mismatch = true;
                        }
                        $unfoundtags[] = $test['tag'];
                        $optionaltags[] = $test['tag'];
                    }
                    if (!isset($test['multiple'])) {
                        $this->_invalidTagOrder($unfoundtags, $key, $root);
                        return false;
                    }
                    continue;
                } else {
                    $unfoundtags = $optionaltags = array();
                    $mismatch = false;
                }
                $key = next($keys);
                while ($key == 'attribs' || $key == '_contents') {
                    $key = next($keys);
                }
                if ($key && $key != $test['tag'] && isset($test['multiple'])) {
                    $unfoundtags[] = $test['tag'];
                    $optionaltags[] = $test['tag'];
                    $mismatch = true;
                }
                $ret &= $this->_processAttribs($test, $tag, $root);
                continue;
            }
        }
        if (!$mismatch && count($optionaltags)) {
            // don't error out on any optional tags
            $unfoundtags = array_diff($unfoundtags, $optionaltags);
        }
        if (count($unfoundtags)) {
            $this->_invalidTagOrder($unfoundtags, $key, $root);
        } elseif ($key) {
            // unknown tags
            $this->_invalidTagOrder('*no tags allowed here*', $key, $root);
            while ($key = next($keys)) {
                $this->_invalidTagOrder('*no tags allowed here*', $key, $root);
            }
        }
        return $ret;
    }

    function _processAttribs($choice, $tag, $context)
    {
        if (isset($choice['attribs'])) {
            if (!is_array($tag)) {
                $tag = array($tag);
            }
            $tags = $tag;
            if (!isset($tags[0])) {
                $tags = array($tags);
            }
            $ret = true;
            foreach ($tags as $i => $tag) {
                if (!is_array($tag) || !isset($tag['attribs'])) {
                    foreach ($choice['attribs'] as $attrib) {
                        if ($attrib{0} != '?') {
                            $ret &= $this->_tagHasNoAttribs($choice['tag'],
                                $context);
                            continue 2;
                        }
                    }
                }
                foreach ($choice['attribs'] as $attrib) {
                    if ($attrib{0} != '?') {
                        if (!isset($tag['attribs'][$attrib])) {
                            $ret &= $this->_tagMissingAttribute($choice['tag'],
                                $attrib, $context);
                        }
                    }
                }
            }
            return $ret;
        }
        return true;
    }

    function _processStructure($key)
    {
        $ret = array();
        if (count($pieces = explode('|', $key)) > 1) {
            foreach ($pieces as $piece) {
                $ret['choices'][] = $this->_processStructure($piece);
            }
            return $ret;
        }
        $multi = $key{0};
        if ($multi == '+' || $multi == '*') {
            $ret['multiple'] = $key{0};
            $key = substr($key, 1);
        }
        if (count($attrs = explode('->', $key)) > 1) {
            $ret['tag'] = array_shift($attrs);
            $ret['attribs'] = $attrs;
        } else {
            $ret['tag'] = $key;
        }
        return $ret;
    }

    function _validateStabilityVersion()
    {
        $structure = array('release', 'api');
        $a = $this->_stupidSchemaValidate($structure, $this->_packageInfo['version'], '<version>');
        $a &= $this->_stupidSchemaValidate($structure, $this->_packageInfo['stability'], '<stability>');
        if ($a) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $this->_packageInfo['version']['release'])) {
                $this->_invalidVersion('release', $this->_packageInfo['version']['release']);
            }
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $this->_packageInfo['version']['api'])) {
                $this->_invalidVersion('api', $this->_packageInfo['version']['api']);
            }
            if (!in_array($this->_packageInfo['stability']['release'],
                  array('snapshot', 'devel', 'alpha', 'beta', 'stable'))) {
                $this->_invalidState('release', $this->_packageinfo['stability']['release']);
            }
            if (!in_array($this->_packageInfo['stability']['api'],
                  array('devel', 'alpha', 'beta', 'stable'))) {
                $this->_invalidState('api', $this->_packageinfo['stability']['api']);
            }
        }
    }

    function _validateMaintainers()
    {
        $structure =
            array(
                'name',
                'user',
                'email',
                'active',
            );
        foreach (array('lead', 'developer', 'contributor', 'helper') as $type) {
            if (!isset($this->_packageInfo[$type])) {
                continue;
            }
            if (isset($this->_packageInfo[$type][0])) {
                foreach ($this->_packageInfo[$type] as $lead) {
                    $this->_stupidSchemaValidate($structure, $lead, '<' . $type . '>');
                }
            } else {
                $this->_stupidSchemaValidate($structure, $this->_packageInfo[$type],
                    '<' . $type . '>');
            }
        }
    }

    function _validatePhpDep($dep, $installcondition = false)
    {
        $structure = array(
            'min',
            '*max',
            '*exclude',
        );
        $type = $installcondition ? '<installcondition><php>' : '<dependencies><required><php>';
        $this->_stupidSchemaValidate($structure, $dep, $type);
        if (isset($dep['min'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?(?:-[a-zA-Z0-9]+)?$/',
                  $dep['min'])) {
                $this->_invalidVersion($type . '<min>', $dep['min']);
            }
        }
        if (isset($dep['max'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?(?:-[a-zA-Z0-9]+)?$/',
                  $dep['max'])) {
                $this->_invalidVersion($type . '<max>', $dep['max']);
            }
        }
    }

    function _validatePearinstallerDep($dep)
    {
        $structure = array(
            'min',
            '*max',
            '*recommended',
            '*exclude',
        );
        $this->_stupidSchemaValidate($structure, $dep, '<dependencies><required><pearinstaller>');
        if (isset($dep['min'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['min'])) {
                $this->_invalidVersion('<dependencies><required><pearinstaller><min>',
                    $dep['min']);
            }
        }
        if (isset($dep['max'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['max'])) {
                $this->_invalidVersion('<dependencies><required><pearinstaller><max>',
                    $dep['max']);
            }
        }
        if (isset($dep['recommended'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['recommended'])) {
                $this->_invalidVersion('<dependencies><required><pearinstaller><recommended>',
                    $dep['recommended']);
            }
        }
        if (isset($dep['exclude'])) {
            if (!is_array($dep['exclude'])) {
                $dep['exclude'] = array($dep['exclude']);
            }
            foreach ($dep['exclude'] as $exclude) {
                if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                      $exclude)) {
                    $this->_invalidVersion('<dependencies><required><pearinstaller><exclude>',
                        $exclude);
                }
            }
        }
    }

    function _validatePackageDep($dep, $group, $type = '<package>')
    {
        if (isset($dep['uri'])) {
            if (isset($dep['conflicts'])) {
                $structure = array(
                    'name',
                    'uri',
                    'conflicts',
                    '*providesextension',
                );
            } else {
                $structure = array(
                    'name',
                    'uri',
                    '*providesextension',
                );
            }
        } else {
            if (isset($dep['conflicts'])) {
                $structure = array(
                    'name',
                    'channel',
                    '*min',
                    '*max',
                    '*exclude',
                    'conflicts',
                    '*providesextension',
                );
            } else {
                $structure = array(
                    'name',
                    'channel',
                    '*min',
                    '*max',
                    '*recommended',
                    '*exclude',
                    '*nodefault',
                    '*providesextension',
                );
            }
        }
        if (isset($dep['name'])) {
            $type .= '<name>' . $dep['name'] . '</name>';
        }
        $this->_stupidSchemaValidate($structure, $dep, '<dependencies>' . $group . $type);
        if (isset($dep['uri']) && (isset($dep['min']) || isset($dep['max']) ||
              isset($dep['recommended']) || isset($dep['exclude']))) {
            $this->_uriDepsCannotHaveVersioning('<dependencies>' . $group . $type);
        }
        if (isset($dep['channel']) && strtolower($dep['channel']) == '__uri') {
            $this->_DepchannelCannotBeUri('<dependencies>' . $group . $type);
        }
        if (isset($dep['min'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['min'])) {
                $this->_invalidVersion('<dependencies>' . $group . $type . '<min>', $dep['min']);
            }
        }
        if (isset($dep['max'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['max'])) {
                $this->_invalidVersion('<dependencies>' . $group . $type . '<max>', $dep['max']);
            }
        }
        if (isset($dep['recommended'])) {
            if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                  $dep['recommended'])) {
                $this->_invalidVersion('<dependencies>' . $group . $type . '<recommended>',
                    $dep['recommended']);
            }
        }
        if (isset($dep['exclude'])) {
            if (!is_array($dep['exclude'])) {
                $dep['exclude'] = array($dep['exclude']);
            }
            foreach ($dep['exclude'] as $exclude) {
                if (!preg_match('/^\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?$/',
                      $exclude)) {
                    $this->_invalidVersion('<dependencies>' . $group . $type . '<exclude>',
                        $exclude);
                }
            }
        }
    }

    function _validateSubpackageDep($dep, $group)
    {