@ -2,107 +2,90 @@
/**
* Name: MathJax
* Description: Addon for Friendika to include MathJax (LaTeX math syntax)
* Version: 1.1
* Version: 2
* Author: Tobias Diekershoff < https: / / social . diekershoff . de / profile / tobias >
* Author: Hypolite Petovan < https: / / friendica . mrpetovan . com / profile / hypolite >
* License: 3-clause BSD license
*/
use Friendica\App;
use Friendica\Core\Addon;
use Friendica\Core\Config;
use Friendica\Core\L10n;
use Friendica\Core\PConfig;
function mathjax_install() {
Addon::registerHook('load_config', 'addon/mathjax/mathjax.php', 'mathjax_load_config');
Addon::registerHook('page_header', 'addon/mathjax/mathjax.php', 'mathjax_page_header');
Addon::registerHook('addon_settings', 'addon/mathjax/mathjax.php', 'mathjax_settings');
Addon::registerHook('addon_settings_post', 'addon/mathjax/mathjax.php', 'mathjax_settings_post');
Addon::registerHook('template_vars', 'addon/mathjax/mathjax.php', 'mathjax_template_vars');
logger('installed js_math addon');
function mathjax_install()
{
Addon::registerHook('page_end' , __FILE__, 'mathjax_page_end');
Addon::registerHook('addon_settings' , __FILE__, 'mathjax_settings');
Addon::registerHook('addon_settings_post', __FILE__, 'mathjax_settings_post');
}
function mathjax_uninstall() {
Addon::unregisterHook('load_config', 'addon/mathjax/mathjax.php', 'mathjax_load_config');
Addon::unregisterHook('page_header', 'addon/mathjax/mathjax.php', 'mathjax_page_header');
Addon::unregisterHook('addon_settings', 'addon/mathjax/mathjax.php', 'mathjax_settings');
Addon::unregisterHook('addon_settings_post', 'addon/mathjax/mathjax.php', 'mathjax_settings_post');
Addon::unregisterHook('template_vars', 'addon/mathjax/mathjax.php', 'mathjax_template_vars');
function mathjax_uninstall()
{
Addon::unregisterHook('page_end' , __FILE__, 'mathjax_page_end');
Addon::unregisterHook('addon_settings' , __FILE__, 'mathjax_settings');
Addon::unregisterHook('addon_settings_post', __FILE__, 'mathjax_settings_post');
// Legacy hooks
Addon::unregisterHook('load_config' , __FILE__, 'mathjax_load_config');
Addon::unregisterHook('page_header' , __FILE__, 'mathjax_page_header');
Addon::unregisterHook('template_vars' , __FILE__, 'mathjax_template_vars');
}
function mathjax_load_config(\Friendica\App $a)
function mathjax_settings_post( $a)
{
$a->loadConfigFile(__DIR__. '/config/mathjax.ini.php');
if (!local_user()) {
return;
}
if (empty($_POST['mathjax-submit'])) {
return;
}
PConfig::set(local_user(), 'mathjax', 'use', intval($_POST['mathjax_use']));
}
function mathjax_template_vars($a, & $arr)
function mathjax_settings(App $a, & $s )
{
if (!array_key_exists('addon_hooks',$arr['vars']))
{
$arr['vars']['addon_hooks'] = array();
}
$arr['vars']['addon_hooks'][] = "mathjax";
}
if (!local_user()) {
return;
}
function mathjax_settings_post ($a, $post) {
if (! local_user())
return;
if (!x($_POST,'mathjax-submit'))
return;
PConfig::set(local_user(),'mathjax','use',intval($_POST['mathjax_use']));
}
function mathjax_settings (& $a, & $s) {
if (! local_user())
return;
$use = PConfig::get(local_user(),'mathjax','use');
$usetext = (($use) ? ' checked="checked" ' : '');
$s .= '< span id = "settings_mathjax_inflated" class = "settings-block fakelink" style = "display: block;" onclick = "openClose(\'settings_mathjax_expanded\'); openClose(\'settings_mathjax_inflated\');" > ';
$s .= '< h3 > MathJax '.L10n::t('Settings').'< / h3 > ';
$s .= '< / span > ';
$s .= '< div id = "settings_mathjax_expanded" class = "settings-block" style = "display: none;" > ';
$s .= '< span class = "fakelink" onclick = "openClose(\'settings_mathjax_expanded\'); openClose(\'settings_mathjax_inflated\');" > ';
$s .= '< h3 > MathJax '.L10n::t('Settings').'< / h3 > ';
$s .= '< / span > ';
$s .= '< p > '.L10n::t('The MathJax addon renders mathematical formulae written using the LaTeX syntax surrounded by the usual $$ or an eqnarray block in the postings of your wall,network tab and private mail.').'< / p > ';
$s .= '< label id = "mathjax_label" for = "mathjax_use" > '.L10n::t('Use the MathJax renderer').'< / label > ';
$s .= '< input id = "mathjax_use" type = "checkbox" name = "mathjax_use" value = "1" ' . $ usetext . ' / > ';
$s .= '< div class = "clear" > < / div > ';
$use = PConfig::get(local_user(), 'mathjax', 'use', false);
$usetext = $use ? ' checked="checked" ' : '';
$s .= '< span id = "settings_mathjax_inflated" class = "settings-block fakelink" style = "display: block;" onclick = "openClose(\'settings_mathjax_expanded\'); openClose(\'settings_mathjax_inflated\');" > ';
$s .= '< h3 > MathJax ' . L10n::t('Settings') . '< / h3 > ';
$s .= '< / span > ';
$s .= '< div id = "settings_mathjax_expanded" class = "settings-block" style = "display: none;" > ';
$s .= '< span class = "fakelink" onclick = "openClose(\'settings_mathjax_expanded\'); openClose(\'settings_mathjax_inflated\');" > ';
$s .= '< h3 > MathJax ' . L10n::t('Settings') . '< / h3 > ';
$s .= '< / span > ';
$s .= '< p > ' . L10n::t('The MathJax addon renders mathematical formulae written using the LaTeX syntax surrounded by the usual $$ or an eqnarray block in the postings of your wall,network tab and private mail.') . '< / p > ';
$s .= '< label id = "mathjax_label" for = "mathjax_use" > ' . L10n::t('Use the MathJax renderer') . '< / label > ';
$s .= '< input id = "mathjax_use" type = "checkbox" name = "mathjax_use" value = "1" ' . $ usetext . ' / > ';
$s .= '< div class = "clear" > < / div > ';
$s .= '< div class = "settings-submit-wrapper" > < input type = "submit" id = "mathjax-submit" name = "mathjax-submit" class = "settings-submit" value = "' . L10n::t('Save Settings') . '" / > < / div > ';
$s .= '< / div > ';
$s .= '< div class = "settings-submit-wrapper" > < input type = "submit" id = "mathjax-submit" name = "mathjax-submit" class = "settings-submit" value = "' . L10n::t('Save Settings') . '" / > < / div > ';
$s .= '< / div > ';
}
/* we need to add one JavaScript include command to the html output
* note that you have to check the jsmath/easy/load.js too.
*/
function mathjax_page_header($a, & $b) {
// if the visitor of the page is not a local_user, use MathJax
// otherwise check the users settings.
$url = Config::get ('mathjax','baseurl');
if(! $url) {
$url = 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.4/MathJax.js?config=TeX-MML-AM_CHTML';
}
if (! local_user()) {
$b .= '< script type = "text/javascript" src = "'.$url.'" async > < / script > ';
} else {
$use = PConfig::get(local_user(),'mathjax','use');
if ($use) {
$b .= '< script type = "text/javascript" src = "'.$url.'" async > < / script > ';
}
}
}
function mathjax_addon_admin_post (& $a) {
$baseurl = ((x($_POST, 'mjbaseurl')) ? trim($_POST['mjbaseurl']) : 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.4/MathJax.js?config=TeX-MML-AM_CHTML');
Config::set('mathjax','baseurl',$baseurl);
info(L10n::t('Settings updated.'). EOL);
}
function mathjax_addon_admin (App $a, & $o) {
$t = get_markup_template( "admin.tpl", "addon/mathjax/" );
function mathjax_page_end(App $a, & $b)
{
// if the visitor of the page is not a local_user, use MathJax
// otherwise check the users settings.
$url = $a->get_baseurl() . '/addon/mathjax/asset/MathJax.js?config=TeX-MML-AM_CHTML';
if (Config::get('mathjax','baseurl','') == '') {
Config::set('mathjax','baseurl','https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.4/MathJax.js?config=TeX-MML-AM_CHTML');
if (!local_user() || PConfig::get(local_user(), 'mathjax', 'use', false)) {
$b .= < < < HTML
< script type = "text/javascript" src = "{$url}" > < / script >
< script type = "text/javascript" >
document.addEventListener('postprocess_liveupdate', function () {
MathJax.Hub.Queue(['Typeset', MathJax.Hub]);
});
< / script >
HTML;
}
$o = replace_macros( $t, [
'$submit' => L10n::t('Save Settings'),
'$mjbaseurl' => ['mjbaseurl', L10n::t('MathJax Base URL'), Config::get('mathjax','baseurl' ), L10n::t('The URL for the javascript file that should be included to use MathJax. Can be either the MathJax CDN or another installation of MathJax.'), 'required']
]);
}