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authorwei <>2006-09-18 22:57:16 +0000
committerwei <>2006-09-18 22:57:16 +0000
commit1e5f13b21b33b0d7ce86fe97ca145a3561433a7a (patch)
tree0d578ace6150cf69478696737cf0e1156a309661 /framework/3rdParty/PhpShell/PHP/Shell/Options.php
parent8e3f638109ebdb4bedc3e9ed7360b9d2467bc311 (diff)
Add an interactive php shell that loads Prado classes.
Diffstat (limited to 'framework/3rdParty/PhpShell/PHP/Shell/Options.php')
-rw-r--r--framework/3rdParty/PhpShell/PHP/Shell/Options.php132
1 files changed, 132 insertions, 0 deletions
diff --git a/framework/3rdParty/PhpShell/PHP/Shell/Options.php b/framework/3rdParty/PhpShell/PHP/Shell/Options.php
new file mode 100644
index 00000000..649d6727
--- /dev/null
+++ b/framework/3rdParty/PhpShell/PHP/Shell/Options.php
@@ -0,0 +1,132 @@
+<?php
+
+require_once(dirname(__FILE__)."/Extensions.php"); /* for the PHP_Shell_Interface */
+
+/**
+*
+*/
+class PHP_Shell_Options implements PHP_Shell_Extension {
+ /*
+ * instance of the current class
+ *
+ * @var PHP_Shell_Options
+ */
+ static protected $instance;
+
+ /**
+ * known options and their setors
+ *
+ * @var array
+ * @see registerOption
+ */
+ protected $options = array();
+
+ /**
+ * known options and their setors
+ *
+ * @var array
+ * @see registerOptionAlias
+ */
+ protected $option_aliases = array();
+
+ public function register() {
+ $cmd = PHP_Shell_Commands::getInstance();
+ $cmd->registerCommand('#^:set #', $this, 'cmdSet', ':set <var>', 'set a shell variable');
+ }
+
+ /**
+ * register a option
+ *
+ * @param string name of the option
+ * @param object a object handle
+ * @param string method-name of the setor in the object
+ * @param string (unused)
+ */
+ public function registerOption($option, $obj, $setor, $getor = null) {
+ if (!method_exists($obj, $setor)) {
+ throw new Exception(sprintf("setor %s doesn't exist on class %s", $setor, get_class($obj)));
+ }
+
+ $this->options[trim($option)] = array("obj" => $obj, "setor" => $setor);
+ }
+
+ /**
+ * set a shell-var
+ *
+ * :set al to enable autoload
+ * :set bg=dark to enable highlighting with a dark backgroud
+ */
+ public function cmdSet($l) {
+ if (!preg_match('#:set\s+([a-z]+)\s*(?:=\s*([a-z0-9]+)\s*)?$#i', $l, $a)) {
+ print(':set failed: either :set <option> or :set <option> = <value>');
+ return;
+ }
+
+ $this->execute($a[1], isset($a[2]) ? $a[2] : null);
+ }
+
+ /**
+ * get all the option names
+ *
+ * @return array names of all options
+ */
+ public function getOptions() {
+ return array_keys($this->options);
+ }
+
+ /**
+ * map a option to another option
+ *
+ * e.g.: bg maps to background
+ *
+ * @param string alias
+ * @param string option
+ */
+ public function registerOptionAlias($alias, $option) {
+ if (!isset($this->options[$option])) {
+ throw new Exception(sprintf("Option %s is not known", $option));
+ }
+
+ $this->option_aliases[trim($alias)] = trim($option);
+
+ }
+
+ /**
+ * execute a :set command
+ *
+ * calls the setor for the :set <option>
+ *
+ *
+ */
+ private function execute($key, $value) {
+ /* did we hit a alias (bg for backgroud) ? */
+ if (isset($this->option_aliases[$key])) {
+ $opt_key = $this->option_aliases[$key];
+ } else {
+ $opt_key = $key;
+ }
+
+ if (!isset($this->options[$opt_key])) {
+ print (':set '.$key.' failed: unknown key');
+ return;
+ }
+
+ if (!isset($this->options[$opt_key]["setor"])) {
+ return;
+ }
+
+ $setor = $this->options[$opt_key]["setor"];
+ $obj = $this->options[$opt_key]["obj"];
+ $obj->$setor($key, $value);
+ }
+
+ static function getInstance() {
+ if (is_null(self::$instance)) {
+ $class = __CLASS__;
+ self::$instance = new $class();
+ }
+ return self::$instance;
+ }
+}
+
+