git.m6w6.name Git - pharext/pharext/blob - src/pharext/CliCommand.php

   1 <?php
   2
   3 namespace pharext;
   4
   5 require_once __DIR__."/Version.php";
   6
   7 trait CliCommand
   8 {
   9         /**
  10          * Command line arguments
  11          * @var pharext\CliArgs
  12          */
  13         private $args;
  14
  15         /**
  16          * @inheritdoc
  17          * @see \pharext\Command::getArgs()
  18          */
  19         public function getArgs() {
  20                 return $this->args;
  21         }
  22
  23         /**
  24          * Output pharext vX.Y.Z header
  25          */
  26         function header() {
  27                 printf("pharext v%s (c) Michael Wallner <mike@php.net>\n\n", VERSION);
  28         }
  29
  30         /**
  31          * @inheritdoc
  32          * @see \pharext\Command::info()
  33          */
  34         public function info($fmt) {
  35                 if (!$this->args->quiet) {
  36                         vprintf($fmt, array_slice(func_get_args(), 1));
  37                 }
  38         }
  39
  40         /**
  41          * @inheritdoc
  42          * @see \pharext\Command::error()
  43          */
  44         public function error($fmt) {
  45                 if (!$this->args->quiet) {
  46                         if (!isset($fmt)) {
  47                                 $fmt = "%s\n";
  48                                 $arg = error_get_last()["message"];
  49                         } else {
  50                                 $arg = array_slice(func_get_args(), 1);
  51                         }
  52                         vfprintf(STDERR, "ERROR: $fmt", $arg);
  53                 }
  54         }
  55
  56         /**
  57          * Output command line help message
  58          * @param string $prog
  59          */
  60         public function help($prog) {
  61                 printf("Usage:\n\n  \$ %s", $prog);
  62
  63                 $flags = [];
  64                 $required = [];
  65                 $optional = [];
  66                 foreach ($this->args->getSpec() as $spec) {
  67                         if ($spec[3] & CliArgs::REQARG) {
  68                                 if ($spec[3] & CliArgs::REQUIRED) {
  69                                         $required[] = $spec;
  70                                 } else {
  71                                         $optional[] = $spec;
  72                                 }
  73                         } else {
  74                                 $flags[] = $spec;
  75                         }
  76                 }
  77
  78                 if ($flags) {
  79                         printf(" [-%s]", implode("", array_column($flags, 0)));
  80                 }
  81                 foreach ($required as $req) {
  82                         printf(" -%s <arg>", $req[0]);
  83                 }
  84                 if ($optional) {
  85                         printf(" [-%s <arg>]", implode("|-", array_column($optional, 0)));
  86                 }
  87                 printf("\n\n");
  88                 $spc = $this->args->getSpec();
  89                 $max = max(array_map("strlen", array_column($spc, 1)));
  90                 $max += $max % 8 + 2;
  91                 foreach ($spc as $spec) {
  92                         if (isset($spec[0])) {
  93                                 printf("    -%s|", $spec[0]);
  94                         } else {
  95                                 printf("    ");
  96                         }
  97                         printf("--%s ", $spec[1]);
  98                         if ($spec[3] & CliArgs::REQARG) {
  99                                 printf("<arg>  ");
 100                         } elseif ($spec[3] & CliArgs::OPTARG) {
 101                                 printf("[<arg>]");
 102                         } else {
 103                                 printf("       ");
 104                         }
 105                         printf("%s%s", str_repeat(" ", $max-strlen($spec[1])+3*!isset($spec[0])), $spec[2]);
 106                         if ($spec[3] & CliArgs::REQUIRED) {
 107                                 printf(" (REQUIRED)");
 108                         }
 109                         if (isset($spec[4])) {
 110                                 printf(" [%s]", $spec[4]);
 111                         }
 112                         printf("\n");
 113                 }
 114                 printf("\n");
 115         }
 116
 117         /**
 118          * Create temporary file/directory name
 119          * @param string $prefix
 120          * @param string $suffix
 121          */
 122         private function tempname($prefix, $suffix = null) {
 123                 if (!isset($suffix)) {
 124                         $suffix = uniqid();
 125                 }
 126                 return sprintf("%s/%s.%s", sys_get_temp_dir(), $prefix, $suffix);
 127         }
 128
 129         /**
 130          * Create a new temp directory
 131          * @param string $prefix
 132          * @return string
 133          */
 134         private function newtemp($prefix) {
 135                 $temp = $this->tempname($prefix);
 136                 if (!is_dir($temp)) {
 137                         if (!mkdir($temp, 0700, true)) {
 138                                 $this->error(null);
 139                                 exit(3);
 140                         }
 141                 }
 142                 return $temp;
 143         }
 144
 145         /**
 146          * rm -r
 147          * @param string $dir
 148          */
 149         private function rm($dir) {
 150                 foreach (scandir($dir) as $entry) {
 151                         if ($entry === "." || $entry === "..") {
 152                                 continue;
 153                         } elseif (is_dir("$dir/$entry")) {
 154                                 $this->rm("$dir/$entry");
 155                         } elseif (!unlink("$dir/$entry")) {
 156                                 $this->error(null);
 157                         }
 158                 }
 159                 if (!rmdir($dir)) {
 160                         $this->error(null);
 161                 }
 162         }
 163 }