git.m6w6.name Git - pharext/pharext/blob - src/pharext/Cli/Command.php

   1 <?php
   2
   3 namespace pharext\Cli;
   4
   5 use pharext\Archive;
   6 use pharext\Cli\Args as CliArgs;
   7
   8 use Phar;
   9
  10 if (!function_exists("array_column")) {
  11         function array_column(array $array, $col, $idx = null) {
  12                 $result = [];
  13                 foreach ($array as $el) {
  14                         if (isset($idx)) {
  15                                 $result[$el[$idx]] = $el[$col];
  16                         } else {
  17                                 $result[] = $el[$col];
  18                         }
  19                 }
  20                 return $result;
  21         }
  22 }
  23
  24 trait Command
  25 {
  26         /**
  27          * Command line arguments
  28          * @var pharext\CliArgs
  29          */
  30         private $args;
  31
  32         /**
  33          * @inheritdoc
  34          * @see \pharext\Command::getArgs()
  35          */
  36         public function getArgs() {
  37                 return $this->args;
  38         }
  39
  40         /**
  41          * Retrieve metadata of the currently running phar
  42          * @param string $key
  43          * @return mixed
  44          */
  45         public function metadata($key = null) {
  46                 if (extension_loaded("Phar")) {
  47                         $running = new Phar(Phar::running(false));
  48                 } else {
  49                         $running = new Archive(PHAREXT_PHAR);
  50                 }
  51
  52                 if ($key === "signature") {
  53                         $sig = $running->getSignature();
  54                         return sprintf("%s signature of %s\n%s",
  55                                 $sig["hash_type"],
  56                                 $this->metadata("name"),
  57                                 chunk_split($sig["hash"], 64, "\n"));
  58                 }
  59
  60                 $metadata = $running->getMetadata();
  61                 if (isset($key)) {
  62                         return $metadata[$key];
  63                 }
  64                 return $metadata;
  65         }
  66
  67         /**
  68          * Output pharext vX.Y.Z header
  69          */
  70         public function header() {
  71                 if (!headers_sent()) {
  72                         /* only display header, if we didn't generate any output yet */
  73                         printf("%s\n\n", $this->metadata("header"));
  74                 }
  75         }
  76
  77         /**
  78          * @inheritdoc
  79          * @see \pharext\Command::debug()
  80          */
  81         public function debug($fmt) {
  82                 if ($this->args->verbose) {
  83                         vprintf($fmt, array_slice(func_get_args(), 1));
  84                 }
  85         }
  86
  87         /**
  88          * @inheritdoc
  89          * @see \pharext\Command::info()
  90          */
  91         public function info($fmt) {
  92                 if (!$this->args->quiet) {
  93                         vprintf($fmt, array_slice(func_get_args(), 1));
  94                 }
  95         }
  96
  97         /**
  98          * @inheritdoc
  99          * @see \pharext\Command::warn()
 100          */
 101         public function warn($fmt) {
 102                 if (!$this->args->quiet) {
 103                         if (!isset($fmt)) {
 104                                 $fmt = "%s\n";
 105                                 $arg = error_get_last()["message"];
 106                         } else {
 107                                 $arg = array_slice(func_get_args(), 1);
 108                         }
 109                         vfprintf(STDERR, "Warning: $fmt", $arg);
 110                 }
 111         }
 112
 113         /**
 114          * @inheritdoc
 115          * @see \pharext\Command::error()
 116          */
 117         public function error($fmt) {
 118                 if (!isset($fmt)) {
 119                         $fmt = "%s\n";
 120                         $arg = error_get_last()["message"];
 121                 } else {
 122                         $arg = array_slice(func_get_args(), 1);
 123                 }
 124                 vfprintf(STDERR, "ERROR: $fmt", $arg);
 125         }
 126
 127         /**
 128          * Output command line help message
 129          * @param string $prog
 130          */
 131         public function help($prog) {
 132                 print new Args\Help($prog, $this->args);
 133         }
 134
 135         /**
 136          * Verbosity
 137          * @return boolean
 138          */
 139         public function verbosity() {
 140                 if ($this->args->verbose) {
 141                         return true;
 142                 } elseif ($this->args->quiet) {
 143                         return false;
 144                 } else {
 145                         return null;
 146                 }
 147         }
 148 }