summaryrefslogtreecommitdiff
path: root/buildscripts/phing/classes/phing/input/DefaultInputHandler.php
diff options
context:
space:
mode:
Diffstat (limited to 'buildscripts/phing/classes/phing/input/DefaultInputHandler.php')
-rw-r--r--buildscripts/phing/classes/phing/input/DefaultInputHandler.php82
1 files changed, 82 insertions, 0 deletions
diff --git a/buildscripts/phing/classes/phing/input/DefaultInputHandler.php b/buildscripts/phing/classes/phing/input/DefaultInputHandler.php
new file mode 100644
index 00000000..8ce76cdd
--- /dev/null
+++ b/buildscripts/phing/classes/phing/input/DefaultInputHandler.php
@@ -0,0 +1,82 @@
+<?php
+
+/*
+ * $Id: DefaultInputHandler.php,v 1.6 2004/02/27 18:49:13 hlellelid Exp $
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information please see
+ * <http://phing.info>.
+ */
+
+require_once 'phing/input/InputHandler.php';
+include_once 'phing/system/io/ConsoleReader.php';
+
+/**
+ * Prompts using print(); reads input from Console.
+ *
+ * @author Hans Lellelid <hans@xmpl.org> (Phing)
+ * @author Stefan Bodewig <stefan.bodewig@epost.de> (Ant)
+ * @version $Revision: 1.6 $
+ * @package phing.input
+ */
+class DefaultInputHandler implements InputHandler {
+
+ /**
+ * Prompts and requests input. May loop until a valid input has
+ * been entered.
+ * @throws BuildException
+ */
+ public function handleInput(InputRequest $request) {
+ $prompt = $this->getPrompt($request);
+ $in = new ConsoleReader();
+ do {
+ print $prompt;
+ try {
+ $input = $in->readLine();
+ if ($input === "" && ($request->getDefaultValue() !== null) ) {
+ $input = $request->getDefaultValue();
+ }
+ $request->setInput($input);
+ } catch (Exception $e) {
+ throw new BuildException("Failed to read input from Console.", $e);
+ }
+ } while (!$request->isInputValid());
+ }
+
+ /**
+ * Constructs user prompt from a request.
+ *
+ * <p>This implementation adds (choice1,choice2,choice3,...) to the
+ * prompt for <code>MultipleChoiceInputRequest</code>s.</p>
+ *
+ * @param $request the request to construct the prompt for.
+ * Must not be <code>null</code>.
+ */
+ protected function getPrompt(InputRequest $request) {
+ $prompt = $request->getPrompt();
+
+ // use is_a() to avoid needing the class to be loaded
+ if (is_a($request, 'YesNoInputRequest')) { // (yes/no)
+ $prompt .= '(' . implode('/', $request->getChoices()) .')';
+ } elseif (is_a($request, 'MultipleChoiceInputRequest')) { // (a,b,c,d)
+ $prompt .= '(' . implode(',', $request->getChoices()) . ')';
+ }
+ if ($request->getDefaultValue() !== null) {
+ $prompt .= ' ['.$request->getDefaultValue().']';
+ }
+ $pchar = $request->getPromptChar();
+ return $prompt . ($pchar ? $pchar . ' ' : ' ');
+ }
+}