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<?php
class GentooPackages {
static function packageInfo($input, array $args, Parser $parser, PPFrame $frame) {
$atom = $args['atom'];
$type = $args['type'];
if ($atom === NULL) {
return "Package name missing";
} else {
return array(self::fetchOrError($atom, $type), 'markerType' => 'nowiki');
}
}
static function fetchOrError($atom, $type) {
$json_str = Http::get("https://packages.gentoo.org/packages/" . $atom . ".json");
if ($json_str === false) {
return '<div class="alert alert-danger">Cannot load package information. Is the atom <em>' . htmlspecialchars($atom) . '</em> correct?</div>';
} else {
$json = json_decode($json_str, true);
if ($type === 'use') {
return self::render($json);
} else {
return '<div class="alert alert-danger">Unknown type parameter value.</div>';
}
}
}
static function render($json) {
$use_flags = self::renderFlags($json);
$updated_at = strftime('%Y-%m-%d %H:%M', strtotime($json['updated_at']));
$desc = htmlspecialchars($json['description']);
return <<<HTML
<div class="panel panel-default gp-panel">
<div class="panel-heading gp-panel-heading">
<h3 class="panel-title">
<span class="text-muted">USE flags for</span>
<a href="${json['href']}">${json['atom']}</a>
<small><span class="fa fa-external-link-square"></span></small>
<small class="gp-pkg-desc">${desc}</small>
</h3>
</div>
<div class="table-responsive gp-useflag-table-container">
${use_flags}
</div>
<div class="panel-footer gp-panel-footer">
<small class="pull-right">
Data provided by the <a href="https://packages.gentoo.org">Gentoo Package Database</a>
·
Last update: ${updated_at}
</small>
<small>
<a href="/wiki/Handbook:AMD64/Working/USE">More information about USE flags</a>
</small>
</div>
</div>
HTML;
}
static function renderFlags($json) {
$flags = self::sortFlags($json);
$html = <<<HTML
<table class="table gp-useflag-table">
HTML;
foreach ($flags as $flag) {
$name = htmlspecialchars($flag['name']);
$desc = htmlspecialchars($flag['description']);
$html .= <<<HTML
<tr>
<td>
<code><a href="https://packages.gentoo.org/useflags/${name}">${name}</a></code>
</td>
<td>
${desc}
</td>
<td class="gp-useflag-type">
${flag['type']}
</td>
</tr>
HTML;
}
$html .= <<< HTML
</table>
HTML;
return $html;
}
static function sortFlags($json) {
$merged_flags = self::mapByFlagName(array_merge($json['use']['global'], $json['use']['local']));
$local_flags = self::getFlagNames($json['use']['local']);
$all_flags = self::getFlagNames($merged_flags);
sort($all_flags);
$result = array();
foreach($all_flags as $flag_name) {
$result[$flag_name] = $merged_flags[$flag_name];
$result[$flag_name]['type'] = in_array($flag_name, $local_flags) ? 'local' : 'global';
}
return $result;
}
static function mapByFlagName($flags) {
$result = array();
foreach($flags as $flag) {
$result[$flag['name']] = $flag;
}
return $result;
}
static function getFlagNames($flag_map) {
$result = array();
foreach($flag_map as $flag) {
$result[] = $flag['name'];
}
return $result;
}
static function initHooks($parser) {
global $wgOut;
$parser->setHook('package-info', 'GentooPackages::packageInfo');
$wgOut->addModules('ext.gentooPackages');
}
}
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