Merge branch 'pr/8'

* pr/8: Add the ability to change the help text for commands

Author: splitbrain

src/Options.php

@@ -77,6 +77,16 @@ public function setHelp($help)
  $this->setup['']['help'] = $help;
  }
 
+ /**
+ * Sets the help text for the tools commands itself
+ *
+ * @param string $help
+ */
+ public function setCommandHelp($help)
+ {
+ $this->setup['']['commandhelp'] = $help;
+ }
+
  /**
  * Register the names of arguments for help generation and number checking
  *
@@ -342,6 +352,8 @@ public function help()
  $text = '';
 
  $hascommands = (count($this->setup) > 1);
+ $commandhelp = $this->setup[""]["commandhelp"]
+ ?: 'This tool accepts a command as first parameter as outlined below:';
  foreach ($this->setup as $command => $config) {
  $hasopts = (bool)$this->setup[$command]['opts'];
  $hasargs = (bool)$this->setup[$command]['args'];
@@ -441,7 +453,7 @@ public function help()
  $text .= "\n";
  $text .= $tf->format(
  array($mv, '*'),
- array('', 'This tool accepts a command as first parameter as outlined below:')
+ array('', $commandhelp)
  );
  $text .= "\n";
  }