1 files changed, 102 insertions, 0 deletions
diff --git a/source/Command/Channel/Edit.php b/source/Command/Channel/Edit.php
new file mode 100644
index 0000000..fc852b6
--- /dev/null
+++ b/source/Command/Channel/Edit.php
@@ -0,0 +1,102 @@
+<?php
+/**
+ * @author stev leibelt <artodeto@bazzline.net>
+ * @since 2014-08-14
+ */
+
+/**
+ * Class Command_Channel_Edit
+ */
+class Command_Channel_Edit extends Command_Channel_AbstractCommand
+{
+    /**
+     * @var string
+     */
+    private $inputName;
+
+    /**
+     * @var int
+     */
+    private $inputId;
+
+    /**
+     * @throws Exception
+     */
+    public function execute()
+    {
+        reset($this->channels);
+
+        $lines = $this->file->read();
+        $content = array();
+        $contentAfterCurrentChannel = array();
+        $string = new String();
+
+        $foundCurrentChannelLine = false;
+        $linePrefixToSearchFor = '$channels[' . $this->inputId . ']';
+
+        foreach ($lines as $line) {
+            if ($string->startsWith($line, $linePrefixToSearchFor)) {
+                $foundCurrentChannelLine = true;
+            } else {
+                if ($foundCurrentChannelLine) {
+                    $contentAfterCurrentChannel[] = $line;
+                } else {
+                    $content[] = $line;
+                }
+            }
+        }
+
+        $content[] = '$channels[' . $this->inputId . '] = \'' . $this->inputName . '\';';
+
+        foreach ($contentAfterCurrentChannel as $line) {
+            $content[] = $line;
+        }
+
+        $this->file->write($content);
+    }
+
+    /**
+     * @return array
+     */
+    public function getUsage()
+    {
+        return array(
+            'id=<id> name="<name>"',
+            '   available channels: ' . implode(',', array_keys($this->channels))
+        );
+    }
+
+    /**
+     * @throws Exception
+     */
+    public function verify()
+    {
+        if ($this->input->getNumberOfArguments() !== 2) {
+            throw new Exception(
+                'invalid number of arguments provided'
+            );
+        }
+
+        $name = $this->input->getParameterValue('name');
+        $id = $this->input->getParameterValue('id');
+
+        if (is_null($name)) {
+            throw new Exception(
+                'no name provided'
+            );
+        }
+
+        if (is_null($id)) {
+            throw new Exception(
+                'no id provided'
+            );
+        } else if (!isset($this->channels[$id])) {
+            throw new Exception(
+                'invalid id provided'
+            );
+        }
+
+        $this->inputName = $name;
+        $this->inputId = $id;
+    }
+}
+\ No newline at end of file