function addReplaceRegexp(ReplaceRegexp $o)
{
$o->setProject($this->project);
$this->filterReaders[] = $o;
}
public function main()
{
if ($this->file === null && empty($this->filesets)) {
throw new BuildException("You must specify a file or fileset(s) for the <ReplaceRegexp> task.");
}
// compile a list of all files to modify, both file attrib and fileset elements
// can be used.
$files = array();
if ($this->file !== null) {
$files[] = $this->file;
}
if (!empty($this->filesets)) {
$filenames = array();
foreach ($this->filesets as $fs) {
try {
$ds = $fs->getDirectoryScanner($this->project);
$filenames = $ds->getIncludedFiles();
// get included filenames
$dir = $fs->getDir($this->project);
foreach ($filenames as $fname) {
$files[] = new PhingFile($dir, $fname);
}
} catch (BuildException $be) {
$this->log($be->getMessage(), Project::MSG_WARN);
}
}
}
$this->log("Applying Regexp processing to " . count($files) . " files.");
// These "slots" allow filters to retrieve information about the currently-being-process files
$slot = $this->getRegisterSlot("currentFile");
$basenameSlot = $this->getRegisterSlot("currentFile.basename");
$filter = new FilterChain($this->project);
$r = new ReplaceRegexp();
$r->setRegexps(array($this->_regexp));
$filter->addReplaceRegexp($r);
$filters = array($filter);
foreach ($files as $file) {
// set the register slots
$slot->setValue($file->getPath());
$basenameSlot->setValue($file->getName());
// 1) read contents of file, pulling through any filters
$in = null;
try {
$contents = "";
$in = FileUtils::getChainedReader(new FileReader($file), $filters, $this->project);
while (-1 !== ($buffer = $in->read())) {
$contents .= $buffer;
}
$in->close();
} catch (Exception $e) {
if ($in) {
$in->close();
}
$this->log("Error reading file: " . $e->getMessage(), Project::MSG_WARN);
}
try {
// now create a FileWriter w/ the same file, and write to the file
$out = new FileWriter($file);
$out->write($contents);
$out->close();
$this->log("Applying regexp processing to " . $file->getPath(), Project::MSG_VERBOSE);
} catch (Exception $e) {
if ($out) {
$out->close();
}
$this->log("Error writing file back: " . $e->getMessage(), Project::MSG_WARN);
}
}
}
