CMSimple_XH–Forum

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function XH_pluginStylesheet()
{
    global $pth;

    $plugins = XH_plugins();

    // create array of pluginname => hash of CSS file contents
    $hashes = ['core' => sha1_file($pth['file']['corestyle'])];
    foreach ($plugins as $plugin) {
        $fn = $pth['folder']['plugins'] . $plugin . '/css/stylesheet.css';
        if (is_file($fn)) {
            $hashes[$plugin] = sha1_file($fn);
        } else {
            $hashes[$plugin] = '';
        }
    }

    $ofn = $pth['folder']['corestyle'] . 'xhstyles.css';
    $expired = !file_exists($ofn);

    // check for newly (un)installed plugins and changes in the individual plugin stylesheets
    if (!$expired) {
        if (($ofp = fopen($ofn, 'r')) !== false
            && fgets($ofp) && fgets($ofp)
            && ($oldPlugins = fgets($ofp))
        ) {
            $oldPlugins = explode(',', trim($oldPlugins, " *\r\n"));
            $oldhashes = [];
            foreach ($oldPlugins as $oldPlugin) {
                list($plugin, $hash) = explode(':', $oldPlugin);
                $oldhashes[$plugin] = $hash;
            }
            $expired = $hashes != $oldhashes;
        } else {
            $expired = true;
        }
        if ($ofp !== false) {
            fclose($ofp);
        }
    }

    // create combined plugin stylesheet
    if ($expired) {
        var_dump("expired");
        $o = array(
            PHP_EOL . '/' . str_pad(' ' . $pth['file']['corestyle'], 76, '*', STR_PAD_LEFT) . ' */'
            . PHP_EOL . PHP_EOL . file_get_contents($pth['file']['corestyle'])
        );
        foreach ($plugins as $plugin) {
            $fn = $pth['folder']['plugins'] . $plugin . '/css/stylesheet.css';
            if (file_exists($fn)) {
                $css = file_get_contents($fn);
                if (substr($css, 0, 3) === "\xEF\xBB\xBF") {
                    $css = substr($css, 3);
                }
                $css = XH_adjustStylesheetURLs($plugin, $css);
                $css = PHP_EOL
                    . '/' . str_pad(' ' . $fn, 76, '*', STR_PAD_LEFT) . ' */'
                    . PHP_EOL . PHP_EOL . $css;
                $o[] = $css;
            }
        }
        $pluginline = '';
        foreach ($hashes as $plugin => $hash) {
            if ($pluginline) {
                $pluginline .= ',';
            }
            $pluginline .= "$plugin:$hash";
        }
        $o = '/*' . PHP_EOL
            . ' * Automatically created by CMSimple_XH. DO NOT MODIFY!' . PHP_EOL
            . ' * ' . $pluginline . PHP_EOL
            . ' */' . PHP_EOL . PHP_EOL
            . implode(PHP_EOL . PHP_EOL, $o);
        if (!XH_writeFile($ofn, $o)) {
            e('cntwriteto', 'stylesheet', $ofn);
        }
    }

    return $ofn;
}