Subversion Repositories sysadmin_scripts

<?php

/*

 * quick_fix.php

 * by Randell Miller of Creatvie Technology Services

 * Version 1.0.0

 * Aug 9 2019

 */

//Start time

$start = microtime(true);

//Our color class

$color = new Colors();

//Opening banner

echo "\n";

banner("Quick Fix for WordPress by CTS.  Version 1.0.0");

//Any extra args we need to use based on the environment or supplied arguments

$extraargs = "";

//Get info on what user we currently are.

$whoami = strip_newline(shell_exec("whoami"));

$isroot = false;

if(isset($whoami)) {

    if(strtolower($whoami) == strtolower(trim("root"))) {

        //We're root.

        $extraargs .= " --allow-root";

        banner("Root user detected!  Make sure to check permissions and ownership after script completion!","warning");

        $isroot = true;

    } else {

        echo "Running as non-root user ($whoami).\n";

    }

} else {

    //Command did not return anything useable.

    //Assume we need to have root priv

    banner("Unable to check user.  Assuming root.","error");

    echo "\n";

    banner("Root user detected!  Make sure to check permissions and ownership after script completion!","warning");

    $extraargs += " --allow-root";

    $isroot = true;

}

//Check current version of WordPress

$version = strip_newline(shell_exec("wp core version $extraargs"));

echo "WordPress version $version found.\n";

//Check to see if there is a new version available.

$checkUpdate = strip_newline(shell_exec("wp core check-update $extraargs"));

if($checkUpdate == "Success: WordPress is at the latest version.") {

    echo $color->getColoredString("WordPress is up to date.\n","green");

} else {

    echo $color->getColoredString("A newer version of WordPress is available.\n","red");

}

echo "\n";

echo "Doing verify-checksums.\n";

$coreCheckSums = shell_exec("wp core verify-checksums $extraargs 2>&1");

$coreCheckSums = explode("\n", $coreCheckSums);

$failedChecksum = array();

$shouldNotExist = array();

foreach($coreCheckSums as $line) {

    if(empty($line)) {        

        continue; 

    }

    $line_arr = explode(":",$line);

    switch(strtolower($line_arr[0])) {

        case "success":

            echo "\n";

            banner("All WordPress Core files pass checksum validation.","success");

            break;

        case "warning":

            if(trim($line_arr[1])=="File doesn't verify against checksum") {

                echo $color->getColoredString("File failed checksum validation: {$line_arr[2]}\n","red");

                $failedChecksum[] = trim($line_arr[2]);

            } elseif (trim($line_arr[1])=="File should not exist") {

                echo $color->getColoredString("File should not exist: {$line_arr[2]}\n","red");

                $shouldNotExist[] = trim($line_arr[2]);

            }

            break;

        case "error":

            echo "\n";

            banner("WordPress Core files did not pass validation.","error");

            break;

        default:

            echo $color->getColoredString("Unknown return string:\n$line\n","red","light_gray");

            break;

    }

}

echo "\n";

//Deal with checksum validation

echo "Number of files that failed checksum validation: ";

if(count($failedChecksum) > 0) {

    echo $color->getColoredString(count($failedChecksum)."\n","red");

    $response = readline("Do you wish to replace the core files with fress versions from WordPress.org (y/N)? ");

    if(strtolower($response) == "y") {

        //Replace 'em!

        $replace = shell_exec("wp core download --version=$version --force $extraargs");

        echo "\n";

        print_r($replace);

        echo "\n";

        if($isroot) {

            echo "\n";

            banner("WordPress Core files have been updated.  Please check ownership and permission after script is finished!","warning");

        }

    }

} else {

    echo $color->getColoredString("0\n","green");

}

echo "\n";

//deal with files that should not exist.

echo "Number of files that should not exist: ";

if(count($shouldNotExist) > 0) {

    echo $color->getColoredString(count($shouldNotExist)."\n","red");

    $response = readline("Do you wish to delete these files (y/N)? ");

    if(strtolower($response) == "y") {

        //Delete 'em

        foreach($shouldNotExist as $target) {

            if(unlink($target)) {

                echo $color->getColoredString("File $target deleted.","green");

            } else {

                echo $color->getColoredString("Unable to delete $target.","red");

            }

        }

        echo "\n";

    }

} else {

    echo $color->getColoredString("0\n","green");

}

echo "\n";

//Plugins

$checkPluginVersions = shell_exec("wp plugin list $extraargs");

$arr_checkPluginVersions = explode("\n",$checkPluginVersions);

$plugins = array();

foreach($arr_checkPluginVersions as $p) {

    $arr_p = explode("\t",$p);

    if(!isset($arr_p[0]) ||  empty($arr_p[0]) || trim($arr_p[0]) == "name") {

        continue; //Ignore this line

    }

    $plugins[$arr_p[0]] = array("name"=>$arr_p[0],"active"=>$arr_p[1],"update"=>$arr_p[2],"version"=>$arr_p[3]);   

}

//filter the plugins

$active_plugins = array_filter($plugins,function($plugin) {

    return ($plugin['active']=="active");

});

$inactive_plugins = array_filter($plugins,function($plugin) {

    return ($plugin['active']=="inactive");

});

//Active plugins

echo "Total number of active plugins: ".count($active_plugins)."\n";

if(count($active_plugins) > 0) {

    //Active plugins

    $result = readline("Do you wish to check active plugins (y/N)? ");

    if(strtolower($result) == "y") {

        //Parse 'em

        foreach($active_plugins as $p) {

            check_plugin($p);

        }

    }

} 

echo "";

//Inactive plugins

echo "Total number of inactive plugins: ".count($inactive_plugins)."\n";

if(count($inactive_plugins) > 0) {

    //Active plugins

    $result = readline("Do you wish to check inactive plugins (y/N)? ");

    if(strtolower($result) == "y") {

        //Parse 'em

        foreach($inactive_plugins as $p) {

            check_plugin($p);

        }

    }

} 

echo "";

$time_elapsed_secs = microtime(true) - $start;

banner("Script Complete.  Total run time: $time_elapsed_secs sec");

function check_plugin($p) {

    global $color;

    global $extraargs;

    echo "\nPlugin: {$p['name']}\n";

    if($p['update'] == "available") {

        echo $color->getColoredString("This plugin is out of date!","red")."\n";

        $response = readline("Do you want to update this plugin (y/N)? ");

        if(strtolower($response) == "y") {

            echo "Updating {$p['name']}...\n";

            $result = shell_exec("wp plugin update {$p['name']} $extraargs 2>&1");

            print_r($result);

            echo "\n";

        }

    }

    $cmd = "wp plugin verify-checksums {$p['name']} $extraargs 2>&1";

    $result = explode("\n",shell_exec($cmd));

    $state = null;

    foreach($result as $r) {

        if(!empty($r)) {

            if (strpos($r, 'Warning: Could not retrieve the checksums') !== false) {

                $state = "nocheck";

            }

            if (strpos($r, 'Success:') !== false && $state != "nocheck") {

                $state = "success";

            }

            if (strpos($r, 'Error:') !== false && $state != "nocheck") {

                $state = "fail";

            }

        }

    }

    switch($state) {

        case "success":

            echo $color->getColoredString("Plugin passed checksum validation.","green")."\n";

            break;

        case "nocheck":

            echo $color->getColoredString("Unable to retrieve checksum info for plugin.","yellow")."\n";

            break;

        case "fail":

            echo $color->getColoredString("Plugin failed checksum validation!","red")."\n";

            break;

        default:

            echo $color->getColoredString("Unknown result of checksum validation!","red")."\m".print_r($result,true)."\m";

            break;

    }

    if($state == "fail") {

        $response = readline("Do you want to install a fresh copy of this plugin (y/N)? ");

        if(strtolower($response) == "y") {

            $result = shell_exec("wp plugin install {$p['name']} --force --version={$p['version']} $extraargs 2>&1");

            print_r($result);

            echo "\n";

        }

    }

}

function banner($msg,$type = "message") {

    global $color;

    switch($type) {

        case "error":

            $forecolor = "red";

            break;

        case "warning":

            $forecolor = "yellow";

            break;

        case "success":

            $forecolor = "green";

            break;

        default:

            $forecolor = null; //Default color

            break;

    }

    echo $color->getColoredString(str_repeat("*", strlen($msg))."\n",$forecolor);

    echo $color->getColoredString($msg."\n",$forecolor);

    echo $color->getColoredString(str_repeat("*", strlen($msg))."\n",$forecolor);

    echo "\n"; //Extra spacing

}

class Colors {

        private $foreground_colors = array();

        private $background_colors = array();

        public function __construct() {

                // Set up shell colors

                $this->foreground_colors['black'] = '0;30';

                $this->foreground_colors['dark_gray'] = '1;30';

                $this->foreground_colors['blue'] = '0;34';

                $this->foreground_colors['light_blue'] = '1;34';

                $this->foreground_colors['green'] = '0;32';

                $this->foreground_colors['light_green'] = '1;32';

                $this->foreground_colors['cyan'] = '0;36';

                $this->foreground_colors['light_cyan'] = '1;36';

                $this->foreground_colors['red'] = '0;31';

                $this->foreground_colors['light_red'] = '1;31';

                $this->foreground_colors['purple'] = '0;35';

                $this->foreground_colors['light_purple'] = '1;35';

                $this->foreground_colors['brown'] = '0;33';

                $this->foreground_colors['yellow'] = '1;33';

                $this->foreground_colors['light_gray'] = '0;37';

                $this->foreground_colors['white'] = '1;37';

                $this->background_colors['black'] = '40';

                $this->background_colors['red'] = '41';

                $this->background_colors['green'] = '42';

                $this->background_colors['yellow'] = '43';

                $this->background_colors['blue'] = '44';

                $this->background_colors['magenta'] = '45';

                $this->background_colors['cyan'] = '46';

                $this->background_colors['light_gray'] = '47';

        }

        // Returns colored string

        public function getColoredString($string, $foreground_color = null, $background_color = null) {

                $colored_string = "";

                // Check if given foreground color found

                if (isset($this->foreground_colors[$foreground_color])) {

                        $colored_string .= "\033[" . $this->foreground_colors[$foreground_color] . "m";

                }

                // Check if given background color found

                if (isset($this->background_colors[$background_color])) {

                        $colored_string .= "\033[" . $this->background_colors[$background_color] . "m";

                }

                // Add string and end coloring

                $colored_string .=  $string . "\033[0m";

                return $colored_string;

        }

        // Returns all foreground color names

        public function getForegroundColors() {

                return array_keys($this->foreground_colors);

        }

        // Returns all background color names

        public function getBackgroundColors() {

                return array_keys($this->background_colors);

        }

}

function strip_newline($input) {

    $output = str_replace(array("\n", "\r"), '', $input);

    return $output;

}