3 * Name: Buffer Post Connector
4 * Description: Post to Buffer (Facebook Pages, LinkedIn, Twitter)
6 * Author: Michael Vogel <http://pirati.ca/profile/heluecht>
9 require 'addon/buffer/bufferapp.php';
12 use Friendica\Core\Config;
13 use Friendica\Core\Hook;
14 use Friendica\Core\L10n;
15 use Friendica\Core\Logger;
16 use Friendica\Core\PConfig;
17 use Friendica\Core\Protocol;
18 use Friendica\Core\Renderer;
19 use Friendica\Database\DBA;
20 use Friendica\Model\ItemContent;
21 use Friendica\Util\Proxy as ProxyUtils;
22 use Friendica\Util\Strings;
24 function buffer_install()
26 Hook::register('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
27 Hook::register('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
28 Hook::register('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
29 Hook::register('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
30 Hook::register('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
31 Hook::register('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
34 function buffer_uninstall()
36 Hook::unregister('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
37 Hook::unregister('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
38 Hook::unregister('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
39 Hook::unregister('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
40 Hook::unregister('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
41 Hook::unregister('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
44 function buffer_module()
48 function buffer_content(App $a)
51 notice(L10n::t('Permission denied.') . EOL);
55 require_once "mod/settings.php";
58 if (isset($a->argv[1])) {
59 switch ($a->argv[1]) {
61 $o = buffer_connect($a);
65 $o = print_r($a->argv, true);
69 $o = buffer_connect($a);
75 function buffer_addon_admin(App $a, &$o)
77 $t = Renderer::getMarkupTemplate("admin.tpl", "addon/buffer/");
79 $o = Renderer::replaceMacros($t, [
80 '$submit' => L10n::t('Save Settings'),
81 // name, label, value, help, [extra values]
82 '$client_id' => ['client_id', L10n::t('Client ID'), Config::get('buffer', 'client_id'), ''],
83 '$client_secret' => ['client_secret', L10n::t('Client Secret'), Config::get('buffer', 'client_secret'), ''],
87 function buffer_addon_admin_post(App $a)
89 $client_id = (!empty($_POST['client_id']) ? Strings::escapeTags(trim($_POST['client_id'])) : '');
90 $client_secret = (!empty($_POST['client_secret']) ? Strings::escapeTags(trim($_POST['client_secret'])) : '');
92 Config::set('buffer', 'client_id' , $client_id);
93 Config::set('buffer', 'client_secret', $client_secret);
95 info(L10n::t('Settings updated.'). EOL);
98 function buffer_connect(App $a)
100 if (isset($_REQUEST["error"])) {
101 $o = L10n::t('Error when registering buffer connection:')." ".$_REQUEST["error"];
105 // Start a session. This is necessary to hold on to a few keys the callback script will also need
108 // Define the needed keys
109 $client_id = Config::get('buffer','client_id');
110 $client_secret = Config::get('buffer','client_secret');
112 // The callback URL is the script that gets called after the user authenticates with buffer
113 $callback_url = $a->getBaseURL()."/buffer/connect";
115 $buffer = new BufferApp($client_id, $client_secret, $callback_url);
118 $o = '<a href="' . $buffer->get_login_url() . '">Connect to Buffer!</a>';
120 Logger::log("buffer_connect: authenticated");
121 $o = L10n::t("You are now authenticated to buffer. ");
122 $o .= '<br /><a href="' . $a->getBaseURL() . '/settings/connectors">' . L10n::t("return to the connector page") . '</a>';
123 PConfig::set(local_user(), 'buffer','access_token', $buffer->access_token);
129 function buffer_jot_nets(App $a, array &$jotnets_fields)
135 if (PConfig::get(local_user(), 'buffer', 'post')) {
136 $jotnets_fields[] = [
137 'type' => 'checkbox',
140 L10n::t('Post to Buffer'),
141 PConfig::get(local_user(), 'buffer', 'post_by_default')
147 function buffer_settings(App $a, &$s)
149 if (! local_user()) {
153 /* Add our stylesheet to the page so we can make our settings look nice */
155 $a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . $a->getBaseURL() . '/addon/buffer/buffer.css' . '" media="all" />' . "\r\n";
157 /* Get the current state of our config variables */
159 $enabled = PConfig::get(local_user(),'buffer','post');
160 $checked = (($enabled) ? ' checked="checked" ' : '');
161 $css = (($enabled) ? '' : '-disabled');
163 $def_enabled = PConfig::get(local_user(),'buffer','post_by_default');
164 $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
166 /* Add some HTML to the existing form */
168 $s .= '<span id="settings_buffer_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
169 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
171 $s .= '<div id="settings_buffer_expanded" class="settings-block" style="display: none;">';
172 $s .= '<span class="fakelink" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
173 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
176 $client_id = Config::get("buffer", "client_id");
177 $client_secret = Config::get("buffer", "client_secret");
178 $access_token = PConfig::get(local_user(), "buffer", "access_token");
180 $s .= '<div id="buffer-password-wrapper">';
182 if ($access_token == "") {
183 $s .= '<div id="buffer-authenticate-wrapper">';
184 $s .= '<a href="'.$a->getBaseURL().'/buffer/connect">'.L10n::t("Authenticate your Buffer connection").'</a>';
185 $s .= '</div><div class="clear"></div>';
187 $s .= '<div id="buffer-enable-wrapper">';
188 $s .= '<label id="buffer-enable-label" for="buffer-checkbox">' . L10n::t('Enable Buffer Post Addon') . '</label>';
189 $s .= '<input id="buffer-checkbox" type="checkbox" name="buffer" value="1" ' . $checked . '/>';
190 $s .= '</div><div class="clear"></div>';
192 $s .= '<div id="buffer-bydefault-wrapper">';
193 $s .= '<label id="buffer-bydefault-label" for="buffer-bydefault">' . L10n::t('Post to Buffer by default') . '</label>';
194 $s .= '<input id="buffer-bydefault" type="checkbox" name="buffer_bydefault" value="1" ' . $def_checked . '/>';
195 $s .= '</div><div class="clear"></div>';
197 $s .= '<div id="buffer-delete-wrapper">';
198 $s .= '<label id="buffer-delete-label" for="buffer-delete">' . L10n::t('Check to delete this preset') . '</label>';
199 $s .= '<input id="buffer-delete" type="checkbox" name="buffer_delete" value="1" />';
200 $s .= '</div><div class="clear"></div>';
202 // The callback URL is the script that gets called after the user authenticates with buffer
203 $callback_url = $a->getBaseURL() . '/buffer/connect';
205 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
207 $profiles = $buffer->go('/profiles');
208 if (is_array($profiles)) {
209 $s .= '<div id="buffer-accounts-wrapper">';
210 $s .= L10n::t("Posts are going to all accounts that are enabled by default:");
212 foreach ($profiles as $profile) {
213 if (!$profile->default)
216 //$s .= "<img src='".$profile->avatar_https."' width='16' />";
217 $s .= " ".$profile->formatted_username." (".$profile->formatted_service.")";
221 $s .= '</div><div class="clear"></div>';
226 $s .= '</div><div class="clear"></div>';
228 /* provide a submit button */
230 $s .= '<div class="settings-submit-wrapper" ><input type="submit" id="buffer-submit" name="buffer-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div></div>';
234 function buffer_settings_post(App $a, array &$b)
236 if (!empty($_POST['buffer-submit'])) {
237 if (!empty($_POST['buffer_delete'])) {
238 PConfig::set(local_user(), 'buffer', 'access_token' , '');
239 PConfig::set(local_user(), 'buffer', 'post' , false);
240 PConfig::set(local_user(), 'buffer', 'post_by_default', false);
242 PConfig::set(local_user(), 'buffer', 'post' , intval($_POST['buffer'] ?? false));
243 PConfig::set(local_user(), 'buffer', 'post_by_default', intval($_POST['buffer_bydefault'] ?? false));
248 function buffer_post_local(App $a, array &$b)
250 if (!local_user() || (local_user() != $b['uid'])) {
254 $buffer_post = intval(PConfig::get(local_user(),'buffer','post'));
256 $buffer_enable = (($buffer_post && !empty($_REQUEST['buffer_enable'])) ? intval($_REQUEST['buffer_enable']) : 0);
258 if ($b['api_source'] && intval(PConfig::get(local_user(),'buffer','post_by_default'))) {
262 if (!$buffer_enable) {
266 if (strlen($b['postopts'])) {
267 $b['postopts'] .= ',';
270 $b['postopts'] .= 'buffer';
273 function buffer_hook_fork(&$a, &$b)
275 if ($b['name'] != 'notifier_normal') {
281 if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
282 !strstr($post['postopts'], 'buffer') || ($post['parent'] != $post['id'])) {
283 $b['execute'] = false;
288 function buffer_send(App $a, array &$b)
290 if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
294 if (!strstr($b['postopts'],'buffer')) {
298 if ($b['parent'] != $b['id']) {
302 // Dont't post if the post doesn't belong to us.
303 // This is a check for forum postings
304 $self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
305 if ($b['contact-id'] != $self['id']) {
309 // if post comes from buffer don't send it back
310 //if($b['app'] == "Buffer")
313 $client_id = Config::get("buffer", "client_id");
314 $client_secret = Config::get("buffer", "client_secret");
315 $access_token = PConfig::get($b['uid'], "buffer","access_token");
319 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
321 $profiles = $buffer->go('/profiles');
322 if (is_array($profiles)) {
323 Logger::log("Will send these parameter ".print_r($b, true), Logger::DEBUG);
325 foreach ($profiles as $profile) {
326 if (!$profile->default)
331 switch ($profile->service) {
333 $send = ($b["extid"] != Protocol::FACEBOOK);
335 $includedlinks = false;
340 $send = ($b["extid"] != Protocol::TWITTER);
342 $includedlinks = true;
347 $send = ($b["extid"] != Protocol::LINKEDIN);
349 $includedlinks = true;
359 $post = ItemContent::getPlaintextPost($item, $limit, $includedlinks, $htmlmode);
360 Logger::log("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), Logger::DEBUG);
362 // The image proxy is used as a sanitizer. Buffer seems to be really picky about pictures
363 if (isset($post["image"])) {
364 $post["image"] = ProxyUtils::proxifyUrl($post["image"]);
367 if (isset($post["preview"])) {
368 $post["preview"] = ProxyUtils::proxifyUrl($post["preview"]);
371 // Seems like a bug to me
372 // Buffer doesn't add links to Twitter (but pictures)
373 if (($profile->service == "twitter") && isset($post["url"]) && ($post["type"] != "photo")) {
374 $post["text"] .= " " . $post["url"];
378 $message["text"] = $post["text"];
379 $message["profile_ids[]"] = $profile->id;
380 $message["shorten"] = false;
381 $message["now"] = true;
383 if (isset($post["title"])) {
384 $message["media[title]"] = $post["title"];
387 if (isset($post["description"])) {
388 $message["media[description]"] = $post["description"];
391 if (isset($post["url"]) && ($post["type"] != "photo")) {
392 $message["media[link]"] = $post["url"];
395 if (isset($post["image"])) {
396 $message["media[picture]"] = $post["image"];
398 if ($post["type"] == "photo") {
399 $message["media[thumbnail]"] = $post["image"];
403 if (isset($post["preview"])) {
404 $message["media[thumbnail]"] = $post["preview"];
408 Logger::log("buffer_send: data for message " . $b["id"] . ": " . print_r($message, true), Logger::DEBUG);
409 $ret = $buffer->go('/updates/create', $message);
410 Logger::log("buffer_send: send message " . $b["id"] . " result: " . print_r($ret, true), Logger::DEBUG);