First commit

developer/user/plugins/error/cli/LogCommand.php

@@ -0,0 +1,130 @@
+<?php
+namespace Grav\Plugin\Console;
+
+use Grav\Console\ConsoleCommand;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputOption;
+
+/**
+ * Class LogCommand
+ *
+ * @package Grav\Plugin\Console
+ */
+class LogCommand extends ConsoleCommand
+{
+    /**
+     * @var string
+     */
+    protected $logfile;
+    /**
+     * @var array
+     */
+    protected $options = [];
+    /**
+     * @var array
+     */
+    protected $colors = [
+        'DEBUG'     => 'green',
+        'INFO'      => 'cyan',
+        'NOTICE'    => 'yellow',
+        'WARNING'   => 'yellow',
+        'ERROR'     => 'red',
+        'CRITICAL'  => 'red',
+        'ALERT'     => 'red',
+        'EMERGENCY' => 'magenta'
+    ];
+
+    /**
+     *
+     */
+    protected function configure()
+    {
+        $this->logfile = LOG_DIR . 'grav.log';
+        $this
+            ->setName("log")
+            ->setDescription("Outputs the Error Log")
+            ->addOption(
+                'trace',
+                't',
+                InputOption::VALUE_NONE,
+                'Include the errors stack trace in the output'
+            )
+            ->addOption(
+                'limit',
+                'l',
+                InputArgument::OPTIONAL,
+                'Outputs only the last X amount of errors. Use as --limit 10 / -l 10 [default 5]',
+                5
+            )
+            ->setHelp('The <info>log</info> outputs the Errors Log in Console')
+        ;
+    }
+
+    /**
+     * @return int|null|void
+     */
+    protected function serve()
+    {
+        $this->options = [
+            'trace' => $this->input->getOption('trace'),
+            'limit' => $this->input->getOption('limit')
+        ];
+
+        if (!file_exists($this->logfile)) {
+            $this->output->writeln("\n" . "Log file not found." . "\n");
+            exit;
+        }
+
+        $log   = file_get_contents($this->logfile);
+        $lines = explode("\n", $log);
+
+        if (!is_numeric($this->options['limit'])) {
+            $this->options['limit'] = 5;
+        }
+
+        $lines = array_slice($lines, -($this->options['limit'] + 1));
+
+        foreach ($lines as $line) {
+            $this->output->writeln($this->parseLine($line));
+        }
+    }
+
+    /**
+     * @param $line
+     *
+     * @return null|string
+     */
+    protected function parseLine($line)
+    {
+        $bit   = explode(': ', $line);
+        $line1 = explode('] ', $bit[0]);
+
+        if (!$line1[0]) {
+            return null;
+        }
+
+        $line2 = explode(' - ', $bit[1]);
+
+        $date  = $line1[0] . ']';
+        $type  = str_replace('grav.', '', $line1[1]);
+        $color = $this->colors[$type];
+        $error = $line2[0];
+        $trace = implode(': ', array_slice($bit, 2));
+
+        $output = [];
+
+        $output[] = '';
+        $output[] = '<cyan>' . $date . '</cyan>';
+        $output[] = sprintf('  <%s>%s</%s> <white>' . $error . '</white>', $color, $type, $color);
+
+        if ($this->options['trace']) {
+            $output[] = '  <white>TRACE:</white> ';
+            $output[] = '  ' . $trace;
+        }
+
+        $output[] = '<cyan>' . str_repeat('-', strlen($date)) . '</cyan>';
+
+        return implode("\n", $output);
+    }
+}
+