3 * Name: Buffer Post Connector
4 * Description: Post to Buffer (Facebook Pages, LinkedIn, Twitter)
6 * Author: Michael Vogel <http://pirati.ca/profile/heluecht>
8 require 'addon/buffer/bufferapp.php';
11 use Friendica\Content\Text\Plaintext;
12 use Friendica\Core\Addon;
13 use Friendica\Core\Config;
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 Addon::registerHook('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
27 Addon::registerHook('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
28 Addon::registerHook('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
29 Addon::registerHook('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
30 Addon::registerHook('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
31 Addon::registerHook('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
34 function buffer_uninstall()
36 Addon::unregisterHook('hook_fork', 'addon/buffer/buffer.php', 'buffer_hook_fork');
37 Addon::unregisterHook('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
38 Addon::unregisterHook('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
39 Addon::unregisterHook('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
40 Addon::unregisterHook('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
41 Addon::unregisterHook('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 $a, &$b)
135 $buffer_post = PConfig::get(local_user(), 'buffer', 'post');
137 if (intval($buffer_post) == 1) {
138 $buffer_defpost = PConfig::get(local_user(), 'buffer', 'post_by_default');
139 $selected = ((intval($buffer_defpost) == 1) ? ' checked="checked" ' : '');
140 $b .= '<div class="profile-jot-net"><input type="checkbox" name="buffer_enable"' . $selected . ' value="1" /> '
141 . L10n::t('Post to Buffer') . '</div>';
145 function buffer_settings(App $a, &$s)
147 if (! local_user()) {
151 /* Add our stylesheet to the page so we can make our settings look nice */
153 $a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . $a->getBaseURL() . '/addon/buffer/buffer.css' . '" media="all" />' . "\r\n";
155 /* Get the current state of our config variables */
157 $enabled = PConfig::get(local_user(),'buffer','post');
158 $checked = (($enabled) ? ' checked="checked" ' : '');
159 $css = (($enabled) ? '' : '-disabled');
161 $def_enabled = PConfig::get(local_user(),'buffer','post_by_default');
162 $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
164 /* Add some HTML to the existing form */
166 $s .= '<span id="settings_buffer_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
167 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
169 $s .= '<div id="settings_buffer_expanded" class="settings-block" style="display: none;">';
170 $s .= '<span class="fakelink" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
171 $s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
174 $client_id = Config::get("buffer", "client_id");
175 $client_secret = Config::get("buffer", "client_secret");
176 $access_token = PConfig::get(local_user(), "buffer", "access_token");
178 $s .= '<div id="buffer-password-wrapper">';
180 if ($access_token == "") {
181 $s .= '<div id="buffer-authenticate-wrapper">';
182 $s .= '<a href="'.$a->getBaseURL().'/buffer/connect">'.L10n::t("Authenticate your Buffer connection").'</a>';
183 $s .= '</div><div class="clear"></div>';
185 $s .= '<div id="buffer-enable-wrapper">';
186 $s .= '<label id="buffer-enable-label" for="buffer-checkbox">' . L10n::t('Enable Buffer Post Addon') . '</label>';
187 $s .= '<input id="buffer-checkbox" type="checkbox" name="buffer" value="1" ' . $checked . '/>';
188 $s .= '</div><div class="clear"></div>';
190 $s .= '<div id="buffer-bydefault-wrapper">';
191 $s .= '<label id="buffer-bydefault-label" for="buffer-bydefault">' . L10n::t('Post to Buffer by default') . '</label>';
192 $s .= '<input id="buffer-bydefault" type="checkbox" name="buffer_bydefault" value="1" ' . $def_checked . '/>';
193 $s .= '</div><div class="clear"></div>';
195 $s .= '<div id="buffer-delete-wrapper">';
196 $s .= '<label id="buffer-delete-label" for="buffer-delete">' . L10n::t('Check to delete this preset') . '</label>';
197 $s .= '<input id="buffer-delete" type="checkbox" name="buffer_delete" value="1" />';
198 $s .= '</div><div class="clear"></div>';
200 // The callback URL is the script that gets called after the user authenticates with buffer
201 $callback_url = $a->getBaseURL() . '/buffer/connect';
203 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
205 $profiles = $buffer->go('/profiles');
206 if (is_array($profiles)) {
207 $s .= '<div id="buffer-accounts-wrapper">';
208 $s .= L10n::t("Posts are going to all accounts that are enabled by default:");
210 foreach ($profiles as $profile) {
211 if (!$profile->default)
214 //$s .= "<img src='".$profile->avatar_https."' width='16' />";
215 $s .= " ".$profile->formatted_username." (".$profile->formatted_service.")";
219 $s .= '</div><div class="clear"></div>';
224 $s .= '</div><div class="clear"></div>';
226 /* provide a submit button */
228 $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>';
232 function buffer_settings_post(App $a, array &$b)
234 if (!empty($_POST['buffer-submit'])) {
235 if (!empty($_POST['buffer_delete'])) {
236 PConfig::set(local_user(), 'buffer', 'access_token' , '');
237 PConfig::set(local_user(), 'buffer', 'post' , false);
238 PConfig::set(local_user(), 'buffer', 'post_by_default', false);
240 PConfig::set(local_user(), 'buffer', 'post' , intval($_POST['buffer']));
241 PConfig::set(local_user(), 'buffer', 'post_by_default', intval($_POST['buffer_bydefault']));
246 function buffer_post_local(App $a, array &$b)
248 if (!local_user() || (local_user() != $b['uid'])) {
252 $buffer_post = intval(PConfig::get(local_user(),'buffer','post'));
254 $buffer_enable = (($buffer_post && !empty($_REQUEST['buffer_enable'])) ? intval($_REQUEST['buffer_enable']) : 0);
256 if ($b['api_source'] && intval(PConfig::get(local_user(),'buffer','post_by_default'))) {
260 if (!$buffer_enable) {
264 if (strlen($b['postopts'])) {
265 $b['postopts'] .= ',';
268 $b['postopts'] .= 'buffer';
271 function buffer_hook_fork(&$a, &$b)
273 if ($b['name'] != 'notifier_normal') {
279 if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
280 !strstr($post['postopts'], 'buffer') || ($post['parent'] != $post['id'])) {
281 $b['execute'] = false;
286 function buffer_send(App $a, array &$b)
288 if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
292 if (!strstr($b['postopts'],'buffer')) {
296 if ($b['parent'] != $b['id']) {
300 // Dont't post if the post doesn't belong to us.
301 // This is a check for forum postings
302 $self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
303 if ($b['contact-id'] != $self['id']) {
307 // if post comes from buffer don't send it back
308 //if($b['app'] == "Buffer")
311 $client_id = Config::get("buffer", "client_id");
312 $client_secret = Config::get("buffer", "client_secret");
313 $access_token = PConfig::get($b['uid'], "buffer","access_token");
317 $buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
319 $profiles = $buffer->go('/profiles');
320 if (is_array($profiles)) {
321 Logger::log("Will send these parameter ".print_r($b, true), Logger::DEBUG);
323 foreach ($profiles as $profile) {
324 if (!$profile->default)
329 switch ($profile->service) {
331 $send = ($b["extid"] != Protocol::FACEBOOK);
334 $includedlinks = false;
339 $send = ($b["extid"] != Protocol::GPLUS);
342 $includedlinks = false;
347 $send = ($b["extid"] != Protocol::TWITTER);
350 $includedlinks = true;
355 $send = ($b["extid"] != Protocol::LINKEDIN);
358 $includedlinks = true;
368 // Markup for Google+
370 if ($item["title"] != "") {
371 $item["title"] = "*" . $item["title"] . "*";
374 $item["body"] = preg_replace("(\[b\](.*?)\[\/b\])ism", '*$1*', $item["body"]);
375 $item["body"] = preg_replace("(\[i\](.*?)\[\/i\])ism", '_$1_', $item["body"]);
376 $item["body"] = preg_replace("(\[s\](.*?)\[\/s\])ism", '-$1-', $item["body"]);
379 $post = ItemContent::getPlaintextPost($item, $limit, $includedlinks, $htmlmode);
380 Logger::log("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), Logger::DEBUG);
382 // The image proxy is used as a sanitizer. Buffer seems to be really picky about pictures
383 if (isset($post["image"])) {
384 $post["image"] = ProxyUtils::proxifyUrl($post["image"]);
387 if (isset($post["preview"])) {
388 $post["preview"] = ProxyUtils::proxifyUrl($post["preview"]);
391 // Seems like a bug to me
392 // Buffer doesn't add links to Twitter (but pictures)
393 if (($profile->service == "twitter") && isset($post["url"]) && ($post["type"] != "photo")) {
394 $post["text"] .= " " . $post["url"];
395 } elseif ($profile->service == "google") {
396 $post["text"] .= html_entity_decode(" ", ENT_QUOTES, 'UTF-8'); // Send a special blank to identify the post through the "fromgplus" addon
400 $message["text"] = $post["text"];
401 $message["profile_ids[]"] = $profile->id;
402 $message["shorten"] = false;
403 $message["now"] = true;
405 if (isset($post["title"])) {
406 $message["media[title]"] = $post["title"];
409 if (isset($post["description"])) {
410 $message["media[description]"] = $post["description"];
413 if (isset($post["url"]) && ($post["type"] != "photo")) {
414 $message["media[link]"] = $post["url"];
417 if (isset($post["image"])) {
418 $message["media[picture]"] = $post["image"];
420 if ($post["type"] == "photo") {
421 $message["media[thumbnail]"] = $post["image"];
425 if (isset($post["preview"])) {
426 $message["media[thumbnail]"] = $post["preview"];
430 Logger::log("buffer_send: data for message " . $b["id"] . ": " . print_r($message, true), Logger::DEBUG);
431 $ret = $buffer->go('/updates/create', $message);
432 Logger::log("buffer_send: send message " . $b["id"] . " result: " . print_r($ret, true), Logger::DEBUG);