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lib/symfony/vendor/phing/tasks/system/ConditionTask.php

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+<?php
+/*
+ *  $Id: ConditionTask.php 3076 2006-12-18 08:52:12Z fabien $  
+ * 
+ * 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/tasks/system/condition/ConditionBase.php';
+
+/**
+ *  <condition> task as a generalization of <available>
+ *
+ *  <p>This task supports boolean logic as well as pluggable conditions
+ *  to decide, whether a property should be set.</p>
+ *
+ *  <p>This task does not extend Task to take advantage of
+ *  ConditionBase.</p>
+ *
+ *  @author    Andreas Aderhold <andi@binarycloud.com>
+ *  @copyright <20> 2001,2002 THYRELL. All rights reserved
+ *  @version   $Revision: 1.7 $ $Date: 2006-04-28 16:49:47 +0200 (Fri, 28 Apr 2006) $
+ *  @access    public
+ *  @package   phing.tasks.system
+ */
+class ConditionTask extends ConditionBase {
+
+    private $property;
+    private $value = "true";
+
+    /**
+     * The name of the property to set. Required.
+     */
+    function setProperty($p) {
+        $this->property = $p;
+    }
+
+    /**
+     * The value for the property to set. Defaults to "true".
+     */
+    function setValue($v) {
+        $this->value = $v;
+    }
+
+    /**
+     * See whether our nested condition holds and set the property.
+     */
+    function main() {
+
+        if ($this->countConditions() > 1) {
+            throw new BuildException("You must not nest more than one condition into <condition>");
+        }
+        if ($this->countConditions() < 1) {
+            throw new BuildException("You must nest a condition into <condition>");
+        }
+        $cs = $this->getIterator();        
+        if ($cs->current()->evaluate()) {
+            $this->project->setProperty($this->property, $this->value);
+        }
+    }
+}