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[mathjax] Rewrite addon

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- Remove baseurl admin config
- Move script to page end
- Add new postprocess_liveupdate event listener
- Fix formatting of mathjax.php
pull/739/head
Hypolite Petovan 4 years ago
parent a731f1ada0
commit 049abe9176
4 changed files with 62 additions and 98 deletions
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12
mathjax/config/mathjax.ini.php
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<?php return <<<INI
; Warning: Don't change this file! It only holds the default config values for this addon.
; Instead overwrite these config values in config/addon.ini.php in your Friendica directory
[mathjax]
; baseurl (String)
; The URL to your MathJax installation
baseurl =
INI;
//Keep this line

5
mathjax/mathjax.js
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Addon_registerHook("postprocess_liveupdate", "mathjax_postprocess_liveupdate");
function mathjax_postprocess_liveupdate()
{
MathJax.Hub.Queue(["Typeset", MathJax.Hub]);
}

141
mathjax/mathjax.php
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/**
* 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']
]);
}

2
mathjax/templates/admin.tpl
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{{include file="field_input.tpl" field=$mjbaseurl}}
<div class="submit"><input type="submit" name="page_site" value="{{$submit}}" /></div>
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