friendica-addons/widgets/widgets.php

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<?php
/**
* Name: Widgets
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* Description: Allow to embed info from friendica into another site
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* Version: 1.0
* Author: Fabio Comuni <http://kirgroup.com/profile/fabrix/>
* Status: Unsupported
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*/
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use Friendica\Core\Addon;
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use Friendica\Core\L10n;
use Friendica\Core\Logger;
use Friendica\Core\PConfig;
use Friendica\Core\Renderer;
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use Friendica\Database\DBA;
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function widgets_install() {
Addon::registerHook('addon_settings', 'addon/widgets/widgets.php', 'widgets_settings');
Addon::registerHook('addon_settings_post', 'addon/widgets/widgets.php', 'widgets_settings_post');
Logger::log("installed widgets");
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}
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function widgets_uninstall() {
Addon::unregisterHook('addon_settings', 'addon/widgets/widgets.php', 'widgets_settings');
Addon::unregisterHook('addon_settings_post', 'addon/widgets/widgets.php', 'widgets_settings_post');
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}
function widgets_settings_post(){
if(! local_user())
return;
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if (isset($_POST['widgets-submit'])){
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PConfig::delete(local_user(), 'widgets', 'key');
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}
}
function widgets_settings(&$a,&$o) {
if(! local_user())
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return;
$key = PConfig::get(local_user(), 'widgets', 'key' );
if ($key=='') { $key = mt_rand(); PConfig::set(local_user(), 'widgets', 'key', $key); }
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$widgets = [];
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$d = dir(dirname(__file__));
while(false !== ($f = $d->read())) {
if(substr($f,0,7)=="widget_") {
preg_match("|widget_([^.]+).php|", $f, $m);
$w=$m[1];
if ($w!=""){
require_once($f);
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$widgets[] = [$w, call_user_func($w."_widget_name")];
}
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}
}
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# $t = file_get_contents( dirname(__file__). "/settings.tpl" );
$t = Renderer::getMarkupTemplate("settings.tpl", "addon/widgets/");
$o .= Renderer::replaceMacros($t, [
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'$submit' => L10n::t('Generate new key'),
'$baseurl' => $a->getBaseURL(),
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'$title' => "Widgets",
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'$label' => L10n::t('Widgets key'),
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'$key' => $key,
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'$widgets_h' => L10n::t('Widgets available'),
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'$widgets' => $widgets,
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]);
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}
function widgets_module() {
return;
}
function _abs_url($s){
$a = get_app();
return preg_replace("|href=(['\"])([^h][^t][^t][^p])|", "href=\$1".$a->getBaseURL()."/\$2", $s);
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}
function _randomAlphaNum($length){
return substr(str_shuffle(str_repeat('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789',$length)),0,$length);
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}
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function widgets_content(&$a) {
if (!isset($_GET['k'])) {
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if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); exit();}
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return;
}
$r = q("SELECT * FROM pconfig WHERE uid IN (SELECT uid FROM pconfig WHERE v='%s')AND cat='widgets'",
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DBA::escape($_GET['k'])
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);
if (!count($r)){
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if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); exit();}
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return;
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}
$conf = [];
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$conf['uid'] = $r[0]['uid'];
foreach($r as $e) { $conf[$e['k']]=$e['v']; }
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$o = "";
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$widgetfile =dirname(__file__)."/widget_".$a->argv[1].".php";
if (file_exists($widgetfile)){
require_once($widgetfile);
} else {
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if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); exit();}
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return;
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}
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//echo "<pre>"; var_dump($a->argv); die();
if ($a->argv[2]=="cb"){
/*header('Access-Control-Allow-Origin: *');*/
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$o .= call_user_func($a->argv[1].'_widget_content',$a, $conf);
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} else {
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if (isset($_GET['p']) && local_user()==$conf['uid'] ) {
$o .= "<style>.f9k_widget { float: left;border:1px solid black; }</style>";
$o .= "<h1>Preview Widget</h1>";
$o .= '<a href="'.$a->getBaseURL().'/settings/addon">'. L10n::t("Addon Settings") .'</a>';
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$o .= "<h4>".call_user_func($a->argv[1].'_widget_name')."</h4>";
$o .= call_user_func($a->argv[1].'_widget_help');
$o .= "<br style='clear:left'/><br/>";
$o .= "<script>";
} else {
header("content-type: application/x-javascript");
}
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$widget_size = call_user_func($a->argv[1].'_widget_size');
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$script = file_get_contents(dirname(__file__)."/widgets.js");
$o .= Renderer::replaceMacros($script, [
'$entrypoint' => $a->getBaseURL()."/widgets/".$a->argv[1]."/cb/",
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'$key' => $conf['key'],
'$widget_id' => 'f9a_'.$a->argv[1]."_"._randomAlphaNum(6),
'$loader' => $a->getBaseURL()."/images/rotator.gif",
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'$args' => (isset($_GET['a'])?$_GET['a']:''),
'$width' => $widget_size[0],
'$height' => $widget_size[1],
'$type' => $a->argv[1],
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]);
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if (isset($_GET['p'])) {
$wargs = call_user_func($a->argv[1].'_widget_args');
$jsargs = implode("</em>,<em>", $wargs);
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if ($jsargs!='') $jsargs = "&a=<em>".$jsargs."</em>";
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$o .= "</script>
<br style='clear:left'/><br/>
<h4>Copy and paste this code</h4>
<code>"
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.htmlspecialchars('<script src="'.$a->getBaseURL().'/widgets/'.$a->argv[1].'?k='.$conf['key'])
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.$jsargs
.htmlspecialchars('"></script>')
."</code>";
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return $o;
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}
}
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echo $o;
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exit();
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}