getopts : in case of execution in Website, do not generate any error

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@5879 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

getopts.php

@@ -40,16 +40,19 @@ class getopts
   /** The constructor check the availability of the MB module
     */
   public function __construct ()
+  // {{{
   {
     if (! function_exists ("mb_strlen"))
       throw new \Exception ("PHP don't have the MB Support. Please add it !",
         500);
   }
+  // }}}
 
   /** Set/Get the simulate value
     * @param string|null $simulate The simulate to get/set
     */
   public function simulate ($simulate = null)
+  // {{{
   {
     if ($simulate === null)
       return $this->simulate;
@@ -61,6 +64,7 @@ class getopts
     $this->simulate = $simulate;
     return $this;
   }
+  // }}}
 
   /** Add a new option to check
     * @param string $identifier The identifier of the options
@@ -76,6 +80,7 @@ class getopts
     */
   public function add ($identifier, $short, $long, $description,
                        $paramName = "", $multiple = 0)
+  // {{{
   {
     if (! is_string ($identifier))
       throw new \Exception ("Identifier provided to getopts is not a string",
@@ -204,14 +209,25 @@ class getopts
                               "multiple" => $multiple);
     return $this;
   }
+  // }}}
 
   /** Scan the command line and fill the parameters.
     * Use the simulate line if provided or use the $argv if not
     * Set the parameters property to an array
+    * @return $this;
     */
   public function scan ()
+  // {{{
   {
     global $argv;
+    if ($argv === null)
+    {
+      // getopts is launched in WebServer. Can not analyze anything
+      $this->programName = "";
+      $this->parameters = array ();
+      $this->restOfLine = array ();
+      return $this;
+    }
     if ($this->simulate !== null)
       $commandLine = $this->simulate;
     else
@@ -431,7 +447,9 @@ class getopts
     }
     if ($this->parameters === null)
       $this->parameters = array ();
+    return $this;
   }
+  // }}}
 
   /** Get the value of the option if set in the command line. If simulate is
     * defined, use it.
@@ -443,6 +461,7 @@ class getopts
     * @param string $identifier The identifier option to get
     */
   public function get ($identifier)
+  // {{{
   {
     $exists = false;
     foreach ($this->options as $opt)
@@ -464,28 +483,34 @@ class getopts
       return array ();
     return false;
   }
+  // }}}
 
   /** Get the value found in the rest of line (after the double dashes)
     */
   public function restOfLine ()
+  // {{{
   {
     if ($this->restOfLine === null)
       $this->scan ();
     return $this->restOfLine;
   }
+  // }}}
 
   /** Get the name of the program found in the command line
     */
   public function programName ()
+  // {{{
   {
     if ($this->programName === null)
       $this->scan ();
     return $this->programName;
   }
+  // }}}
 
   /** Get the Help message with all the descriptions and options
     */
   public function help ()
+  // {{{
   {
     if (count ($this->options) === 0)
       return dgettext ("domframework", "No option defined")."\n";
@@ -523,4 +548,5 @@ class getopts
     }
     return $d;
   }
+  // }}}
 }