Easily switch between trunk, tags and branches in SVN

svn-switch.php

<?php
function getSvnInfo($path = "")
{
    $info = array();

    foreach (explode("\n", shell_exec("svn info " . $path)) as $line)
    {
        $line = trim($line);

        if (!$line)
        {
            continue;
        }

        list($key, $value) = explode(":", $line, 2);
        $value = trim($value);

        $info[$key] = $value;
    }

    return $info;
}

function parseSvnUrl($url)
{
    $data = new StdClass;

    $url = explode("/", $url);

    $url = array_reverse($url);

    if ($url[0] == "trunk" and $url[1] != "branches" and $url[1] != "tags")
    {
        $baseUrl = array_reverse($url);
        array_pop($baseUrl);

        $data->type = "trunk";
        $data->baseUrl = implode("/", $baseUrl);

        return $data;
    }

    if ($url[1] == "branches")
    {
        $baseUrl = array_reverse($url);
        array_pop($baseUrl);
        array_pop($baseUrl);

        $data->type = "branch";
        $data->folder = $url[0];
        $data->baseUrl = implode("/", $baseUrl);

        return $data;
    }

    if ($url[1] == "tags")
    {
        $baseUrl = array_reverse($url);
        array_pop($baseUrl);
        array_pop($baseUrl);

        $data->type = "tag";
        $data->folder = $url[0];
        $data->baseUrl = implode("/", $baseUrl);

        return $data;
    }
}

$svnInfo = getSvnInfo();

$workingCopyRootPath = $svnInfo["Working Copy Root Path"];

$svnInfo = getSvnInfo($workingCopyRootPath);

$url = $svnInfo["URL"];

$parsedUrl = parseSvnUrl($url);
if (!$parsedUrl)
{
    echo "Unable to parse SVN URL!";
    exit;
}

if (count($argv) < 2)
{
    echo "Now target specified!";
    exit;
}

$newTarget = $argv[1];

$newUrl = $parsedUrl->baseUrl . "/" . $newTarget;

passthru("svn switch " . $newUrl . " " . $workingCopyRootPath);