Failed Conditions
Push — psr2-pluginredux ( 89614c )
by Andreas
05:43 queued 03:04
created

PluginTrait::setupLocale()   B

Complexity

Conditions 7
Paths 7

Size

Total Lines 29

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 7
nc 7
nop 0
dl 0
loc 29
rs 8.5226
c 0
b 0
f 0
1
<?php
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namespace dokuwiki\Extension;
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/**
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 * Provides standard DokuWiki plugin behaviour
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 */
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trait PluginTrait
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{
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    protected $localised = false;        // set to true by setupLocale() after loading language dependent strings
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    protected $lang = array();           // array to hold language dependent strings, best accessed via ->getLang()
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    protected $configloaded = false;     // set to true by loadConfig() after loading plugin configuration variables
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    protected $conf = array();           // array to hold plugin settings, best accessed via ->getConf()
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    /**
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     * @see PluginInterface::getInfo()
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     */
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    public function getInfo()
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    {
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        $parts = explode('_', get_class($this));
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        $info = DOKU_PLUGIN . '/' . $parts[2] . '/plugin.info.txt';
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        if (file_exists($info)) return confToHash($info);
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        msg(
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            'getInfo() not implemented in ' . get_class($this) . ' and ' . $info . ' not found.<br />' .
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            'Verify you\'re running the latest version of the plugin. If the problem persists, send a ' .
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            'bug report to the author of the ' . $parts[2] . ' plugin.', -1
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        );
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        return array(
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            'date' => '0000-00-00',
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            'name' => $parts[2] . ' plugin',
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        );
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    }
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    /**
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     * @see PluginInterface::isSingleton()
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     */
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    public function isSingleton()
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    {
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        return true;
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    }
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    /**
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     * @see PluginInterface::loadHelper()
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     */
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    public function loadHelper($name, $msg = true)
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    {
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        $obj = plugin_load('helper', $name);
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        if (is_null($obj) && $msg) msg("Helper plugin $name is not available or invalid.", -1);
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        return $obj;
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    }
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    // region introspection methods
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    /**
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     * @see PluginInterface::getPluginType()
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     */
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    public function getPluginType()
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    {
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        list($t) = explode('_', get_class($this), 2);
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        return $t;
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    }
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    /**
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     * @see PluginInterface::getPluginName()
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     */
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    public function getPluginName()
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    {
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        list(/* $t */, /* $p */, $n) = explode('_', get_class($this), 4);
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        return $n;
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    }
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    /**
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     * @see PluginInterface::getPluginComponent()
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     */
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    public function getPluginComponent()
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    {
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        list(/* $t */, /* $p */, /* $n */, $c) = explode('_', get_class($this), 4);
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        return (isset($c) ? $c : '');
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    }
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    // endregion
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    // region localization methods
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    /**
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     * @see PluginInterface::getLang()
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     */
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    public function getLang($id)
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    {
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        if (!$this->localised) $this->setupLocale();
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        return (isset($this->lang[$id]) ? $this->lang[$id] : '');
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    }
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    /**
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     * @see PluginInterface::locale_xhtml()
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     */
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    public function locale_xhtml($id)
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    {
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        return p_cached_output($this->localFN($id));
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    }
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    /**
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     * @see PluginInterface::localFN()
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     */
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    public function localFN($id, $ext = 'txt')
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    {
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        global $conf;
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        $plugin = $this->getPluginName();
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        $file = DOKU_CONF . 'plugin_lang/' . $plugin . '/' . $conf['lang'] . '/' . $id . '.' . $ext;
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        if (!file_exists($file)) {
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            $file = DOKU_PLUGIN . $plugin . '/lang/' . $conf['lang'] . '/' . $id . '.' . $ext;
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            if (!file_exists($file)) {
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                //fall back to english
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                $file = DOKU_PLUGIN . $plugin . '/lang/en/' . $id . '.' . $ext;
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            }
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        }
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        return $file;
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    }
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    /**
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     * @see PluginInterface::setupLocale()
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     */
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    public function setupLocale()
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    {
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        if ($this->localised) return;
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        global $conf, $config_cascade; // definitely don't invoke "global $lang"
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        $path = DOKU_PLUGIN . $this->getPluginName() . '/lang/';
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        $lang = array();
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        // don't include once, in case several plugin components require the same language file
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        @include($path . 'en/lang.php');
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        foreach ($config_cascade['lang']['plugin'] as $config_file) {
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            if (file_exists($config_file . $this->getPluginName() . '/en/lang.php')) {
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                include($config_file . $this->getPluginName() . '/en/lang.php');
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            }
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        }
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        if ($conf['lang'] != 'en') {
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            @include($path . $conf['lang'] . '/lang.php');
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            foreach ($config_cascade['lang']['plugin'] as $config_file) {
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                if (file_exists($config_file . $this->getPluginName() . '/' . $conf['lang'] . '/lang.php')) {
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                    include($config_file . $this->getPluginName() . '/' . $conf['lang'] . '/lang.php');
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                }
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            }
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        }
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        $this->lang = $lang;
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        $this->localised = true;
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    }
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    // endregion
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    // region configuration methods
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    /**
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     * @see PluginInterface::getConf()
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     */
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    public function getConf($setting, $notset = false)
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    {
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        if (!$this->configloaded) {
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            $this->loadConfig();
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        }
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        if (isset($this->conf[$setting])) {
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            return $this->conf[$setting];
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        } else {
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            return $notset;
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        }
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    }
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    /**
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     * @see PluginInterface::loadConfig()
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     */
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    public function loadConfig()
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    {
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        global $conf;
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        $defaults = $this->readDefaultSettings();
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        $plugin = $this->getPluginName();
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        foreach ($defaults as $key => $value) {
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            if (isset($conf['plugin'][$plugin][$key])) continue;
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            $conf['plugin'][$plugin][$key] = $value;
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        }
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        $this->configloaded = true;
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        $this->conf =& $conf['plugin'][$plugin];
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    }
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    /**
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     * read the plugin's default configuration settings from conf/default.php
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     * this function is automatically called through getConf()
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     *
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     * @return    array    setting => value
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     */
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    protected function readDefaultSettings()
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    {
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        $path = DOKU_PLUGIN . $this->getPluginName() . '/conf/';
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        $conf = array();
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        if (file_exists($path . 'default.php')) {
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            include($path . 'default.php');
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        }
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        return $conf;
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    }
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    // endregion
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    // region output methods
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    /**
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     * @see PluginInterface::email()
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     */
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    public function email($email, $name = '', $class = '', $more = '')
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    {
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        if (!$email) return $name;
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        $email = obfuscate($email);
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        if (!$name) $name = $email;
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        $class = "class='" . ($class ? $class : 'mail') . "'";
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        return "<a href='mailto:$email' $class title='$email' $more>$name</a>";
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    }
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    /**
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     * @see PluginInterface::external_link()
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     */
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    public function external_link($link, $title = '', $class = '', $target = '', $more = '')
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    {
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        global $conf;
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        $link = htmlentities($link);
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        if (!$title) $title = $link;
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        if (!$target) $target = $conf['target']['extern'];
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        if ($conf['relnofollow']) $more .= ' rel="nofollow"';
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        if ($class) $class = " class='$class'";
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        if ($target) $target = " target='$target'";
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        if ($more) $more = " " . trim($more);
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        return "<a href='$link'$class$target$more>$title</a>";
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    }
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    /**
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     * @see PluginInterface::render_text()
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     */
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    public function render_text($text, $format = 'xhtml')
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    {
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        return p_render($format, p_get_instructions($text), $info);
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    }
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    // endregion
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}
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