<?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()
{
- $this->config = new Config();
- $this->config->load();
- $this->config->date = date('Y-m-d');
- setlocale(LC_TIME, $this->config->locale);
- $source = $this->config->loadSource();
-
- $parser = $this->loadParameters();
- $this->parseParameters($parser);
-
- $arEvents = $source->getEvents(
- $this->config->date,
- $this->config->daysPrev, $this->config->daysNext
- );
- usort($arEvents, '\\bdrem\\Event::compare');
- $this->render($arEvents);
+ try {
+ $this->config = new Config();
+ $parser = $this->loadParameters();
+ $res = $this->parseParameters($parser);
+
+ $this->config->load();
+ if (!$this->config->cfgFileExists) {
+ throw new \Exception(
+ "No config file found. Looked at the following places:\n"
+ . '- ' . implode("\n- ", $this->config->cfgFiles)
+ );
+ }
+
+ setlocale(LC_TIME, $this->config->locale);
+ $this->handleCommands($res);
+
+ $source = $this->config->loadSource();
+ $arEvents = $source->getEvents(
+ $this->config->date,
+ $this->config->daysPrev, $this->config->daysNext
+ );
+ usort($arEvents, '\\bdrem\\Event::compare');
+ $this->render($arEvents);
+ } catch (\Exception $e) {
+ $this->preRenderParameterError();
+ 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();
'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(
)
);
$parser->addOption(
- 'quiet',
+ 'stopOnEmpty',
+ array(
+ 'short_name' => '-e',
+ 'long_name' => '--stoponempty',
+ 'description' => 'Output nothing when list is empty',
+ 'action' => 'StoreTrue',
+ 'default' => false
+ )
+ );
+ $parser->addOption(
+ 'date',
array(
- 'short_name' => '-q',
- 'long_name' => '--quiet',
- 'description' => "Don't print status messages to stdout",
- 'action' => 'StoreTrue'
+ 'short_name' => '-d',
+ 'long_name' => '--date',
+ 'description' => 'Date to show events for',
+ 'action' => 'StoreString'
)
);
+ $parser->addOption(
+ 'configfile',
+ array(
+ '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
- $this->config->daysNext = $result->options['daysNext'];
- $this->config->daysPrev = $result->options['daysPrev'];
- $this->config->renderer = $result->options['renderer'];
- $this->config->quiet = $result->options['quiet'];
+
+ if ($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->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();
$r->config = $this->config;
+
+ if ($this->config->stopOnEmpty && count($arEvents) == 0) {
+ $r->handleStopOnEmpty();
+ return;
+ }
$r->renderAndOutput($arEvents);
}
+ /**
+ * Load the configured renderer
+ *
+ * @return Renderer Renderer instance
+ */
protected function getRenderer()
{
$renderer = ucfirst($this->config->renderer);
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()
{
}