This file is indexed.

/usr/share/php/Predis/Pipeline/PipelineContext.php is in libphp-predis 0.8.3-1ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
<?php

/*
 * This file is part of the Predis package.
 *
 * (c) Daniele Alessandri <suppakilla@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Predis\Pipeline;

use SplQueue;
use Predis\BasicClientInterface;
use Predis\ClientException;
use Predis\ClientInterface;
use Predis\ExecutableContextInterface;
use Predis\Command\CommandInterface;

/**
 * Abstraction of a pipeline context where write and read operations
 * of commands and their replies over the network are pipelined.
 *
 * @author Daniele Alessandri <suppakilla@gmail.com>
 */
class PipelineContext implements BasicClientInterface, ExecutableContextInterface
{
    private $client;
    private $executor;
    private $pipeline;

    private $replies = array();
    private $running = false;

    /**
     * @param ClientInterface $client Client instance used by the context.
     * @param PipelineExecutorInterface $executor Pipeline executor instace.
     */
    public function __construct(ClientInterface $client, PipelineExecutorInterface $executor = null)
    {
        $this->client = $client;
        $this->executor = $executor ?: $this->createExecutor($client);
        $this->pipeline = new SplQueue();
    }

    /**
     * Returns a pipeline executor depending on the kind of the underlying
     * connection and the passed options.
     *
     * @param ClientInterface Client instance used by the context.
     * @return PipelineExecutorInterface
     */
    protected function createExecutor(ClientInterface $client)
    {
        $options = $client->getOptions();

        if (isset($options->exceptions)) {
            return new StandardExecutor($options->exceptions);
        }

        return new StandardExecutor();
    }

    /**
     * Queues a command into the pipeline buffer.
     *
     * @param string $method Command ID.
     * @param array $arguments Arguments for the command.
     * @return PipelineContext
     */
    public function __call($method, $arguments)
    {
        $command = $this->client->createCommand($method, $arguments);
        $this->recordCommand($command);

        return $this;
    }

    /**
     * Queues a command instance into the pipeline buffer.
     *
     * @param CommandInterface $command Command to queue in the buffer.
     */
    protected function recordCommand(CommandInterface $command)
    {
        $this->pipeline->enqueue($command);
    }

    /**
     * Queues a command instance into the pipeline buffer.
     *
     * @param CommandInterface $command Command to queue in the buffer.
     */
    public function executeCommand(CommandInterface $command)
    {
        $this->recordCommand($command);
    }

    /**
     * Flushes the buffer that holds the queued commands.
     *
     * @param Boolean $send Specifies if the commands in the buffer should be sent to Redis.
     * @return PipelineContext
     */
    public function flushPipeline($send = true)
    {
        if ($send && !$this->pipeline->isEmpty()) {
            $connection = $this->client->getConnection();
            $replies = $this->executor->execute($connection, $this->pipeline);
            $this->replies = array_merge($this->replies, $replies);
        } else {
            $this->pipeline = new SplQueue();
        }

        return $this;
    }

    /**
     * Marks the running status of the pipeline.
     *
     * @param Boolean $bool True if the pipeline is running.
     *                      False if the pipeline is not running.
     */
    private function setRunning($bool)
    {
        if ($bool === true && $this->running === true) {
            throw new ClientException("This pipeline is already opened");
        }

        $this->running = $bool;
    }

    /**
     * Handles the actual execution of the whole pipeline.
     *
     * @param mixed $callable Optional callback for execution.
     * @return array
     */
    public function execute($callable = null)
    {
        if ($callable && !is_callable($callable)) {
            throw new \InvalidArgumentException('Argument passed must be a callable object');
        }

        $this->setRunning(true);
        $pipelineBlockException = null;

        try {
            if ($callable !== null) {
                call_user_func($callable, $this);
            }
            $this->flushPipeline();
        } catch (\Exception $exception) {
            $pipelineBlockException = $exception;
        }

        $this->setRunning(false);

        if ($pipelineBlockException !== null) {
            throw $pipelineBlockException;
        }

        return $this->replies;
    }

    /**
     * Returns the underlying client instance used by the pipeline object.
     *
     * @return ClientInterface
     */
    public function getClient()
    {
        return $this->client;
    }

    /**
     * Returns the underlying pipeline executor used by the pipeline object.
     *
     * @return PipelineExecutorInterface
     */
    public function getExecutor()
    {
        return $this->executor;
    }
}