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