X-Git-Url: https://git.cweiske.de/bdrem.git/blobdiff_plain/e946d300f1c3c0d5c5805cd73c035fde0a4d0de2..7e8bdb96bc0f2b1381fae9e9e29ce9773be0c2d5:/src/bdrem/UserInterface.php

diff --git a/src/bdrem/UserInterface.php b/src/bdrem/UserInterface.php
index 7e6bf9a..66b72e2 100644
--- a/src/bdrem/UserInterface.php
+++ b/src/bdrem/UserInterface.php
@@ -1,21 +1,61 @@
 <?php
+/**
+ * Part of bdrem
+ *
+ * PHP version 5
+ *
+ * @category  Tools
+ * @package   Bdrem
+ * @author    Christian Weiske <cweiske@cweiske.de>
+ * @copyright 2014 Christian Weiske
+ * @license   http://www.gnu.org/licenses/agpl.html GNU AGPL v3
+ * @link      http://cweiske.de/bdrem.htm
+ */
 namespace bdrem;
 
+/**
+ * Generic user interface class
+ *
+ * @category  Tools
+ * @package   Bdrem
+ * @author    Christian Weiske <cweiske@cweiske.de>
+ * @copyright 2014 Christian Weiske
+ * @license   http://www.gnu.org/licenses/agpl.html GNU AGPL v3
+ * @version   Release: @package_version@
+ * @link      http://cweiske.de/bdrem.htm
+ */
 abstract class UserInterface
 {
+    /**
+     * Configuration
+     * @var Config
+     */
     protected $config;
 
+    /**
+     * Start the user interface, load config, parse and render events.
+     *
+     * @return void
+     */
     public function run()
     {
         try {
             $this->config = new Config();
+            $parser = $this->loadParameters();
+            $res = $this->parseParameters($parser);
+
             $this->config->load();
-            setlocale(LC_TIME, $this->config->locale);
-            $source = $this->config->loadSource();
+            if (!$this->config->cfgFileExists) {
+                throw new \Exception(
+                    "No config file found. Looked at the following places:\n"
+                    . '- ' . implode("\n- ", $this->config->cfgFiles)
+                );
+            }
 
-            $parser = $this->loadParameters();
-            $this->parseParameters($parser);
+            setlocale(LC_TIME, $this->config->locale);
+            $this->handleCommands($res);
 
+            $source = $this->config->loadSource();
             $arEvents = $source->getEvents(
                 $this->config->date,
                 $this->config->daysPrev, $this->config->daysNext
@@ -24,11 +64,16 @@ abstract class UserInterface
             $this->render($arEvents);
         } catch (\Exception $e) {
             $this->preRenderParameterError();
-            echo 'Exception: ' . $e->getCode() . ' ' . $e->getMessage() . "\n";
+            echo 'Error: ' . $e->getMessage() . "\n";
             exit(1);
         }
     }
 
+    /**
+     * Load parameters for the CLI option parser.
+     *
+     * @return \Console_CommandLine CLI option parser
+     */
     protected function loadParameters()
     {
         $parser = new \Console_CommandLine();
@@ -39,22 +84,22 @@ abstract class UserInterface
             'daysNext',
             array(
                 'short_name'  => '-n',
-                'long_name'   => '--days-next',
+                'long_name'   => '--next',
                 'description' => 'Show NUM days after date',
                 'help_name'   => 'NUM',
                 'action'      => 'StoreInt',
-                'default'     => $this->config->daysNext,
+                'default'     => null,
             )
         );
         $parser->addOption(
             'daysPrev',
             array(
                 'short_name'  => '-p',
-                'long_name'   => '--previous',
+                'long_name'   => '--prev',
                 'description' => 'Show NUM days before date',
                 'help_name'   => 'NUM',
                 'action'      => 'StoreInt',
-                'default'     => $this->config->daysPrev,
+                'default'     => null,
             )
         );
         $parser->addOption(
@@ -94,34 +139,57 @@ abstract class UserInterface
             )
         );
         $parser->addOption(
-            'quiet',
+            'configfile',
             array(
-                'short_name'  => '-q',
-                'long_name'   => '--quiet',
-                'description' => "Don't print status messages to stdout",
-                'action'      => 'StoreTrue'
+                'short_name'  => '-c',
+                'long_name'   => '--config',
+                'help_name'   => 'FILE',
+                'description' => 'Path to configuration file',
+                'action'      => 'StoreString'
             )
         );
+
         return $parser;
     }
 
-    protected function parseParameters($parser)
+    /**
+     * Let the CLI option parser parse the options.
+     *
+     * @param object $parser Option parser
+     *
+     * @return object Parsed command line parameters
+     */
+    protected function parseParameters(\Console_CommandLine $parser)
     {
         try {
             $result = $parser->parse();
-            // do something with the result object
+
+            if ($result->options['configfile'] !== null) {
+                $this->config->cfgFiles = array($result->options['configfile']);
+            }
+
             $this->config->daysNext    = $result->options['daysNext'];
             $this->config->daysPrev    = $result->options['daysPrev'];
             $this->config->renderer    = $result->options['renderer'];
-            $this->config->quiet       = $result->options['quiet'];
             $this->config->stopOnEmpty = $result->options['stopOnEmpty'];
             $this->config->setDate($result->options['date']);
+            if (isset($result->options['ansi'])) {
+                $this->config->ansi = $result->options['ansi'];
+            }
+            return $result;
         } catch (\Exception $exc) {
             $this->preRenderParameterError();
             $parser->displayError($exc->getMessage());
         }
     }
 
+    /**
+     * Output the events
+     *
+     * @param array $arEvents Event objects to render
+     *
+     * @return void
+     */
     protected function render($arEvents)
     {
         $r = $this->getRenderer();
@@ -134,6 +202,11 @@ abstract class UserInterface
         $r->renderAndOutput($arEvents);
     }
 
+    /**
+     * Load the configured renderer
+     *
+     * @return Renderer Renderer instance
+     */
     protected function getRenderer()
     {
         $renderer = ucfirst($this->config->renderer);
@@ -144,6 +217,22 @@ abstract class UserInterface
         return new $class();
     }
 
+    /**
+     * Handle any commands given on the CLI
+     *
+     * @param object $res Command line parameters and options
+     *
+     * @return void
+     */
+    protected function handleCommands($res)
+    {
+    }
+
+    /**
+     * Do something before a parameter parsing error is shown
+     *
+     * @return void
+     */
     protected function preRenderParameterError()
     {
     }