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\Hook;
13 use Friendica\Core\Logger;
14 use Friendica\Core\Protocol;
15 use Friendica\Core\Renderer;
16 use Friendica\Database\DBA;
18 use Friendica\Model\ItemContent;
19 use Friendica\Util\Proxy as ProxyUtils;
20 use Friendica\Util\Strings;
22 function buffer_install()
24 Hook::register('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
25 Hook::register('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
26 Hook::register('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
27 Hook::register('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
28 Hook::register('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
29 Hook::register('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
32 function buffer_uninstall()
34 Hook::unregister('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
35 Hook::unregister('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
36 Hook::unregister('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
37 Hook::unregister('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
38 Hook::unregister('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
39 Hook::unregister('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
42 function buffer_module()
46 function buffer_content(App $a)
49 notice(DI::l10n()->t('Permission denied.') . EOL);
53 require_once "mod/settings.php";
56 if (isset($a->argv[1])) {
57 switch ($a->argv[1]) {
59 $o = buffer_connect($a);
63 $o = print_r($a->argv, true);
67 $o = buffer_connect($a);
73 function buffer_addon_admin(App $a, &$o)
75 $t = Renderer::getMarkupTemplate("admin.tpl", "addon/buffer/");
77 $o = Renderer::replaceMacros($t, [
78 '$submit' => DI::l10n()->t('Save Settings'),
79 // name, label, value, help, [extra values]
80 '$client_id' => ['client_id', DI::l10n()->t('Client ID'), DI::config()->get('buffer', 'client_id'), ''],
81 '$client_secret' => ['client_secret', DI::l10n()->t('Client Secret'), DI::config()->get('buffer', 'client_secret'), ''],
85 function buffer_addon_admin_post(App $a)
87 $client_id = (!empty($_POST['client_id']) ? Strings::escapeTags(trim($_POST['client_id'])) : '');
88 $client_secret = (!empty($_POST['client_secret']) ? Strings::escapeTags(trim($_POST['client_secret'])) : '');
90 DI::config()->set('buffer', 'client_id' , $client_id);
91 DI::config()->set('buffer', 'client_secret', $client_secret);
94 function buffer_connect(App $a)
96 if (isset($_REQUEST["error"])) {
97 $o = DI::l10n()->t('Error when registering buffer connection:')." ".$_REQUEST["error"];
101 // Start a session. This is necessary to hold on to a few keys the callback script will also need
104 // Define the needed keys
105 $client_id = DI::config()->get('buffer','client_id');
106 $client_secret = DI::config()->get('buffer','client_secret');
108 // The callback URL is the script that gets called after the user authenticates with buffer
109 $callback_url = DI::baseUrl()->get()."/buffer/connect";
111 $buffer = new BufferApp($client_id, $client_secret, $callback_url);
114 $o = '<a href="' . $buffer->get_login_url() . '">Connect to Buffer!</a>';
116 Logger::log("buffer_connect: authenticated");
117 $o = DI::l10n()->t("You are now authenticated to buffer. ");
118 $o .= '<br /><a href="' . DI::baseUrl()->get() . '/settings/connectors">' . DI::l10n()->t("return to the connector page") . '</a>';
119 DI::pConfig()->set(local_user(), 'buffer','access_token', $buffer->access_token);
125 function buffer_jot_nets(App $a, array &$jotnets_fields)
131 if (DI::pConfig()->get(local_user(), 'buffer', 'post')) {
132 $jotnets_fields[] = [
133 'type' => 'checkbox',
136 DI::l10n()->t('Post to Buffer'),
137 DI::pConfig()->get(local_user(), 'buffer', 'post_by_default')
143 function buffer_settings(App $a, &$s)
145 if (! local_user()) {
149 /* Add our stylesheet to the page so we can make our settings look nice */
151 DI::page()['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . DI::baseUrl()->get() . '/addon/buffer/buffer.css' . '" media="all" />' . "\r\n";
153 /* Get the current state of our config variables */
155 $enabled = DI::pConfig()->get(local_user(),'buffer','post');
156 $checked = (($enabled) ? ' checked="checked" ' : '');
157 $css = (($enabled) ? '' : '-disabled');
159 $def_enabled = DI::pConfig()->get(local_user(),'buffer','post_by_default');
160 $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
162 /* Add some HTML to the existing form */
164 $s .= '<span id="settings_buffer_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
165 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. DI::l10n()->t('Buffer Export').'</h3>';
167 $s .= '<div id="settings_buffer_expanded" class="settings-block" style="display: none;">';
168 $s .= '<span class="fakelink" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
169 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. DI::l10n()->t('Buffer Export').'</h3>';
172 $client_id = DI::config()->get("buffer", "client_id");
173 $client_secret = DI::config()->get("buffer", "client_secret");
174 $access_token = DI::pConfig()->get(local_user(), "buffer", "access_token");
176 $s .= '<div id="buffer-password-wrapper">';
178 if ($access_token == "") {
179 $s .= '<div id="buffer-authenticate-wrapper">';
180 $s .= '<a href="'.DI::baseUrl()->get().'/buffer/connect">'.DI::l10n()->t("Authenticate your Buffer connection").'</a>';
181 $s .= '</div><div class="clear"></div>';
183 $s .= '<div id="buffer-enable-wrapper">';
184 $s .= '<label id="buffer-enable-label" for="buffer-checkbox">' . DI::l10n()->t('Enable Buffer Post Addon') . '</label>';
185 $s .= '<input id="buffer-checkbox" type="checkbox" name="buffer" value="1" ' . $checked . '/>';
186 $s .= '</div><div class="clear"></div>';
188 $s .= '<div id="buffer-bydefault-wrapper">';
189 $s .= '<label id="buffer-bydefault-label" for="buffer-bydefault">' . DI::l10n()->t('Post to Buffer by default') . '</label>';
190 $s .= '<input id="buffer-bydefault" type="checkbox" name="buffer_bydefault" value="1" ' . $def_checked . '/>';
191 $s .= '</div><div class="clear"></div>';
193 $s .= '<div id="buffer-delete-wrapper">';
194 $s .= '<label id="buffer-delete-label" for="buffer-delete">' . DI::l10n()->t('Check to delete this preset') . '</label>';
195 $s .= '<input id="buffer-delete" type="checkbox" name="buffer_delete" value="1" />';
196 $s .= '</div><div class="clear"></div>';
198 // The callback URL is the script that gets called after the user authenticates with buffer
199 $callback_url = DI::baseUrl()->get() . '/buffer/connect';
201 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
203 $profiles = $buffer->go('/profiles');
204 if (is_array($profiles)) {
205 $s .= '<div id="buffer-accounts-wrapper">';
206 $s .= DI::l10n()->t("Posts are going to all accounts that are enabled by default:");
208 foreach ($profiles as $profile) {
209 if (!$profile->default)
212 //$s .= "<img src='".$profile->avatar_https."' width='16' />";
213 $s .= " ".$profile->formatted_username." (".$profile->formatted_service.")";
217 $s .= '</div><div class="clear"></div>';
222 $s .= '</div><div class="clear"></div>';
224 /* provide a submit button */
226 $s .= '<div class="settings-submit-wrapper" ><input type="submit" id="buffer-submit" name="buffer-submit" class="settings-submit" value="' . DI::l10n()->t('Save Settings') . '" /></div></div>';
230 function buffer_settings_post(App $a, array &$b)
232 if (!empty($_POST['buffer-submit'])) {
233 if (!empty($_POST['buffer_delete'])) {
234 DI::pConfig()->set(local_user(), 'buffer', 'access_token' , '');
235 DI::pConfig()->set(local_user(), 'buffer', 'post' , false);
236 DI::pConfig()->set(local_user(), 'buffer', 'post_by_default', false);
238 DI::pConfig()->set(local_user(), 'buffer', 'post' , intval($_POST['buffer'] ?? false));
239 DI::pConfig()->set(local_user(), 'buffer', 'post_by_default', intval($_POST['buffer_bydefault'] ?? false));
244 function buffer_post_local(App $a, array &$b)
246 if (!local_user() || (local_user() != $b['uid'])) {
250 $buffer_post = intval(DI::pConfig()->get(local_user(),'buffer','post'));
252 $buffer_enable = (($buffer_post && !empty($_REQUEST['buffer_enable'])) ? intval($_REQUEST['buffer_enable']) : 0);
254 if ($b['api_source'] && intval(DI::pConfig()->get(local_user(),'buffer','post_by_default'))) {
258 if (!$buffer_enable) {
262 if (strlen($b['postopts'])) {
263 $b['postopts'] .= ',';
266 $b['postopts'] .= 'buffer';
269 function buffer_hook_fork(&$a, &$b)
271 if ($b['name'] != 'notifier_normal') {
277 if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
278 !strstr($post['postopts'], 'buffer') || ($post['parent'] != $post['id'])) {
279 $b['execute'] = false;
284 function buffer_send(App $a, array &$b)
286 if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
290 if (!strstr($b['postopts'],'buffer')) {
294 if ($b['parent'] != $b['id']) {
298 // Dont't post if the post doesn't belong to us.
299 // This is a check for forum postings
300 $self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
301 if ($b['contact-id'] != $self['id']) {
305 // if post comes from buffer don't send it back
306 //if($b['app'] == "Buffer")
309 $client_id = DI::config()->get("buffer", "client_id");
310 $client_secret = DI::config()->get("buffer", "client_secret");
311 $access_token = DI::pConfig()->get($b['uid'], "buffer","access_token");
315 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
317 $profiles = $buffer->go('/profiles');
318 if (is_array($profiles)) {
319 Logger::log("Will send these parameter ".print_r($b, true), Logger::DEBUG);
321 foreach ($profiles as $profile) {
322 if (!$profile->default)
327 switch ($profile->service) {
329 $send = ($b["extid"] != Protocol::FACEBOOK);
331 $includedlinks = false;
336 $send = ($b["extid"] != Protocol::TWITTER);
338 $includedlinks = true;
343 $send = ($b["extid"] != Protocol::LINKEDIN);
345 $includedlinks = true;
355 $post = ItemContent::getPlaintextPost($item, $limit, $includedlinks, $htmlmode);
356 Logger::log("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), Logger::DEBUG);
358 // The image proxy is used as a sanitizer. Buffer seems to be really picky about pictures
359 if (isset($post["image"])) {
360 $post["image"] = ProxyUtils::proxifyUrl($post["image"]);
363 if (isset($post["preview"])) {
364 $post["preview"] = ProxyUtils::proxifyUrl($post["preview"]);
367 // Seems like a bug to me
368 // Buffer doesn't add links to Twitter (but pictures)
369 if (($profile->service == "twitter") && isset($post["url"]) && ($post["type"] != "photo")) {
370 $post["text"] .= " " . $post["url"];
374 $message["text"] = $post["text"];
375 $message["profile_ids[]"] = $profile->id;
376 $message["shorten"] = false;
377 $message["now"] = true;
379 if (isset($post["title"])) {
380 $message["media[title]"] = $post["title"];
383 if (isset($post["description"])) {
384 $message["media[description]"] = $post["description"];
387 if (isset($post["url"]) && ($post["type"] != "photo")) {
388 $message["media[link]"] = $post["url"];
391 if (isset($post["image"])) {
392 $message["media[picture]"] = $post["image"];
394 if ($post["type"] == "photo") {
395 $message["media[thumbnail]"] = $post["image"];
399 if (isset($post["preview"])) {
400 $message["media[thumbnail]"] = $post["preview"];
404 Logger::log("buffer_send: data for message " . $b["id"] . ": " . print_r($message, true), Logger::DEBUG);
405 $ret = $buffer->go('/updates/create', $message);
406 Logger::log("buffer_send: send message " . $b["id"] . " result: " . print_r($ret, true), Logger::DEBUG);