/**
* Build the data files.
*
* This function goes through the contents of the project's data directory,
* and attempts to build any files it encounters. Directories are not
* supported, and will be skipped.
*
* Building a file is the process of loading a source data file, handling
* its contents, applying that to a template, then writing the finished
* template to disk.
*
* @access public
*/
public function build()
{
// Get our cast of characters.
$data_dir = $this->project->getDataDirPath();
$data_files = \Curator\FileSystem::getDirectoryContents($data_dir, array('directories' => false));
$manifest = $this->project->getManifestData();
foreach ($data_files as $data_file) {
// Gather our facts here.
$data_info = pathinfo($data_file);
$data_ext = $data_info['extension'];
$data_rel = str_replace($this->project->getProjectDirPath() . DS, '', $data_file);
// relative from the project dir.
$data_media = \Curator\Handler\Factory::getMediaTypeForFileExtension($data_ext);
\Curator\Console::stdout(' Building ' . $data_rel);
// load the data file.
$handler = \Curator\Handler\Factory::getHandlerForMediaType($data_media);
$data = $handler->input($data_file);
// Stash the data stuff in the template data.
\Curator\TemplateData::setValue('data', 'title', $data['header']['title']);
if (isset($data['header']['created'])) {
\Curator\TemplateData::setValue('data', 'created', $data['header']['created']);
}
if (isset($data['header']['next_link'])) {
\Curator\TemplateData::setValue('data', 'next_link', $data['header']['next_link']);
}
if (isset($data['header']['prev_link'])) {
\Curator\TemplateData::setValue('data', 'prev_link', $data['header']['prev_link']);
}
\Curator\TemplateData::setValue('data', 'body', $data['body']);
\Curator\TemplateData::setValue('site', 'title', $manifest['site']['title']);
\Curator\TemplateData::setValue('site', 'tagline', $manifest['site']['tagline']);
\Curator\TemplateData::setValue('site', 'host', $manifest['site']['host']);
if (isset($data['header']['analytics'])) {
\Curator\TemplateData::setValue('site', 'analytics', $manifest['site']['analytics']);
}
// Figure out what template to use. If the file has a specific
// one, use it. Otherwise, grab the one specified in the
// project manifest.
if (isset($data['header']['template'])) {
$template_name = $data['header']['template'];
} else {
$template_name = $manifest['data']['template'];
}
// An overly complex way of doing something simple, I'm sure.
// Just getting the path to the template file, the media type
// for that file, based on its extension, and the handler for
// that media type.
$template_path = $this->project->getTemplatesDirPath() . DS . $template_name;
$template_media = \Curator\Handler\Factory::getMediaTypeForFileExtension(pathinfo($template_path, PATHINFO_EXTENSION));
$tmpl_handler = \Curator\Handler\Factory::getHandlerForMediaType($template_media);
// And a template is useless without things to change.
$substitutions = array();
// •• This needs to be defined somehow!
$substitutions['styles_combined_url'] = \Curator\TemplateData::getValue('styles', 'combined');
$substitutions['site_title'] = \Curator\TemplateData::getValue('site', 'title');
$substitutions['site_tagline'] = \Curator\TemplateData::getValue('site', 'tagline');
$substitutions['site_host'] = \Curator\TemplateData::getValue('site', 'host');
$substitutions['site_analytics'] = \Curator\TemplateData::getValue('site', 'analytics');
$substitutions['data_title'] = \Curator\TemplateData::getValue('data', 'title');
$substitutions['data_created_date'] = date('l, F j, Y', \Curator\TemplateData::getValue('data', 'created'));
$substitutions['data_content'] = \Curator\TemplateData::getValue('data', 'body');
$substitutions['scripts_combined_url'] = \Curator\TemplateData::getValue('scripts', 'combined');
$substitutions['data_next_link'] = '';
$substitutions['data_prev_link'] = '';
$script_libs = \Curator\TemplateData::getValue('scripts', 'libs');
if ($script_libs) {
foreach ($script_libs as $script_lib => $url) {
$key = 'scripts_libs_' . $script_lib . '_url';
$substitutions[$key] = $url;
}
}
if (\Curator\TemplateData::getValue('scripts', 'libs') !== null) {
$libs = \Curator\TemplateData::getValue('scripts', 'libs');
foreach ($libs as $lib => $url) {
$substitutions['scripts_libs_' . $lib] = $url;
}
}
if (\Curator\TemplateData::getValue('data', 'next_link') !== null) {
$link = '<a href="' . \Curator\TemplateData::getValue('data', 'next_link') . '">Next</a>';
$substitutions['data_next_link'] = $link;
}
if (\Curator\TemplateData::getValue('data', 'prev_link') !== null) {
$link = '<a href="' . \Curator\TemplateData::getValue('data', 'prev_link') . '">Previous</a>';
$substitutions['data_prev_link'] = $link;
}
$tmpl_data = $tmpl_handler->input($template_path, $substitutions);
// See if the file specifies a special name, otherwise hack
// together something resembling the data's filename.
if (isset($data['header']['url'])) {
$filename = $data['header']['url'];
} else {
$filename = pathinfo($data_file, PATHINFO_FILENAME) . '.html';
}
$output_path = $this->project->getPublicHtmlDirPath() . DS . $filename;
\Curator\Console::stdout(' Creating public_html' . DS . $filename);
if (!file_put_contents($output_path, $tmpl_data)) {
throw new \Exception('Could not write: ' . $output_path);
}
}
}
