initial commit

lib/symfony/vendor/phing/tasks/ext/XmlLintTask.php

@@ -0,0 +1,116 @@
+<?php
+require_once 'phing/Task.php';
+
+/**
+ * A XML lint task. Checking syntax of one or more XML files against an XML Schema using the DOM extension.
+ *
+ * @author   Knut Urdalen <knut.urdalen@telio.no>
+ * @package  phing.tasks.ext
+ */
+class XmlLintTask extends Task {
+
+  protected $file;  // the source file (from xml attribute)
+  protected $schema; // the schema file (from xml attribute)
+  protected $filesets = array(); // all fileset objects assigned to this task
+
+  /**
+   * File to be performed syntax check on
+   *
+   * @param PhingFile $file
+   */
+  public function setFile(PhingFile $file) {
+    $this->file = $file;
+  }
+
+  /**
+   * XML Schema Description file to validate against
+   *
+   * @param PhingFile $schema
+   */
+  public function setSchema(PhingFile $schema) {
+    $this->schema = $schema;
+  }
+  
+  /**
+   * Nested creator, creates a FileSet for this task
+   *
+   * @return FileSet The created fileset object
+   */
+  function createFileSet() {
+    $num = array_push($this->filesets, new FileSet());
+    return $this->filesets[$num-1];
+  }
+
+  /**
+   * Execute lint check against PhingFile or a FileSet
+   */
+  public function main() {
+    if(!isset($this->schema)) {
+      throw new BuildException("Missing attribute 'schema'");
+    }
+    $schema = $this->schema->getPath();
+    if(!file_exists($schema)) {
+      throw new BuildException("File not found: ".$schema);
+    }
+    if(!isset($this->file) and count($this->filesets) == 0) {
+      throw new BuildException("Missing either a nested fileset or attribute 'file' set");
+    }
+
+    set_error_handler(array($this, 'errorHandler'));
+    if($this->file instanceof PhingFile) {
+      $this->lint($this->file->getPath());
+    } else { // process filesets
+      $project = $this->getProject();
+      foreach($this->filesets as $fs) {
+	$ds = $fs->getDirectoryScanner($project);
+	$files = $ds->getIncludedFiles();
+	$dir = $fs->getDir($this->project)->getPath();
+	foreach($files as $file) {
+	  $this->lint($dir.DIRECTORY_SEPARATOR.$file);
+	}
+      }
+    }
+    restore_error_handler();
+  }
+
+  /**
+   * Performs validation
+   *
+   * @param string $file
+   * @return void
+   */
+  protected function lint($file) {
+    if(file_exists($file)) {
+      if(is_readable($file)) {
+	$dom = new DOMDocument();
+	$dom->load($file);
+	if($dom->schemaValidate($this->schema->getPath())) {
+	  $this->log($file.' validated', PROJECT_MSG_INFO);
+	} else {
+	  $this->log($file.' fails to validate (See messages above)', PROJECT_MSG_ERR);
+	}
+      } else {
+	throw new BuildException('Permission denied: '.$file);
+      }
+    } else {
+      throw new BuildException('File not found: '.$file);
+    }
+  }
+
+  /**
+   * Local error handler to catch validation errors and log them through Phing
+   *
+   * @param int    $level
+   * @param string $message
+   * @param string $file
+   * @param int    $line
+   */
+  public function errorHandler($level, $message, $file, $line, $context) {
+    $matches = array();
+    preg_match('/^.*\(\): (.*)$/', $message, $matches);
+    $this->log($matches[1], PROJECT_MSG_ERR);
+  }
+
+}
+
+?>