New Addon "buffer": With this you can post to Google+-Pages, App.net or LinkedIn via bufferapp.com

pull/189/head
Michael Vogel 9 years ago
parent 0e9d6b4043
commit 39d22ea281
  1. 5
      buffer/README.md
  2. 15
      buffer/buffer.css
  3. 375
      buffer/buffer.php
  4. 205
      buffer/bufferapp.php
  5. 3
      buffer/templates/admin.tpl

@ -0,0 +1,5 @@
The addon uses the library from [https://github.com/thewebguy/bufferapp-php](https://github.com/thewebguy/bufferapp-php)
Please register an app at [http://bufferapp.com/developers/api](http://bufferapp.com/developers/api)
Please use (your server address)/buffer/connect as Callback URL.

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#buffer-enable-label, #buffer-bydefault-label, #buffer-delete-label {
float: left;
width: 200px;
margin-top: 10px;
}
#buffer-checkbox, #buffer-bydefault, #buffer-delete {
float: left;
margin-top: 10px;
}
#buffer-submit {
margin-top: 15px;
}

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<?php
/**
* Name: Buffer Post Connector
* Description: Post to Buffer
* Version: 0.1 alpha
* Author: Michael Vogel <http://pirati.ca/profile/heluecht>
*/
require('addon/buffer/bufferapp.php');
function buffer_install() {
register_hook('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
register_hook('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
register_hook('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
register_hook('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
register_hook('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
}
function buffer_uninstall() {
unregister_hook('post_local', 'addon/buffer/buffer.php', 'buffer_post_local');
unregister_hook('notifier_normal', 'addon/buffer/buffer.php', 'buffer_send');
unregister_hook('jot_networks', 'addon/buffer/buffer.php', 'buffer_jot_nets');
unregister_hook('connector_settings', 'addon/buffer/buffer.php', 'buffer_settings');
unregister_hook('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
}
function buffer_module() {}
function buffer_content(&$a) {
if(! local_user()) {
notice( t('Permission denied.') . EOL);
return '';
}
require_once("mod/settings.php");
settings_init($a);
if (isset($a->argv[1]))
switch ($a->argv[1]) {
case "connect":
$o = buffer_connect($a);
break;
default:
$o = print_r($a->argv, true);
break;
}
else
$o = buffer_connect($a);
return $o;
}
function buffer_plugin_admin(&$a, &$o){
$t = get_markup_template( "admin.tpl", "addon/buffer/" );
$o = replace_macros($t, array(
'$submit' => t('Save Settings'),
// name, label, value, help, [extra values]
'$client_id' => array('client_id', t('Client ID'), get_config('buffer', 'client_id' ), ''),
'$client_secret' => array('client_secret', t('Client Secret'), get_config('buffer', 'client_secret' ), ''),
));
}
function buffer_connect(&$a) {
if (isset($_REQUEST["error"])) {
$o = t('Error when registering buffer connection:')." ".$_REQUEST["error"];
return $o;
}
// Start a session. This is necessary to hold on to a few keys the callback script will also need
session_start();
// Define the needed keys
$client_id = get_config('buffer','client_id');
$client_secret = get_config('buffer','client_secret');
// The callback URL is the script that gets called after the user authenticates with buffer
$callback_url = $a->get_baseurl()."/buffer/connect";
$buffer = new BufferApp($client_id, $client_secret, $callback_url);
if (!$buffer->ok) {
$o .= '<a href="' . $buffer->get_login_url() . '">Connect to Buffer!</a>';
} else {
logger("buffer_connect: authenticated");
$o .= t("You are now authenticated to buffer. ");
$o .= '<br /><a href="'.$a->get_baseurl().'/settings/connectors">'.t("return to the connector page").'</a>';
set_pconfig(local_user(), 'buffer','access_token', $buffer->access_token);
}
return($o);
}
function buffer_jot_nets(&$a,&$b) {
if(! local_user())
return;
$buffer_post = get_pconfig(local_user(),'buffer','post');
if(intval($buffer_post) == 1) {
$buffer_defpost = get_pconfig(local_user(),'buffer','post_by_default');
$selected = ((intval($buffer_defpost) == 1) ? ' checked="checked" ' : '');
$b .= '<div class="profile-jot-net"><input type="checkbox" name="buffer_enable"' . $selected . ' value="1" /> '
. t('Post to Buffer') . '</div>';
}
}
function buffer_settings(&$a,&$s) {
if(! local_user())
return;
/* Add our stylesheet to the page so we can make our settings look nice */
$a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . $a->get_baseurl() . '/addon/buffer/buffer.css' . '" media="all" />' . "\r\n";
/* Get the current state of our config variables */
$enabled = get_pconfig(local_user(),'buffer','post');
$checked = (($enabled) ? ' checked="checked" ' : '');
$css = (($enabled) ? '' : '-disabled');
$def_enabled = get_pconfig(local_user(),'buffer','post_by_default');
$def_checked = (($def_enabled) ? ' checked="checked" ' : '');
/* Add some HTML to the existing form */
$s .= '<span id="settings_buffer_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
$s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. t('Buffer Export').'</h3>';
$s .= '</span>';
$s .= '<div id="settings_buffer_expanded" class="settings-block" style="display: none;">';
$s .= '<span class="fakelink" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
$s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. t('Buffer Export').'</h3>';
$s .= '</span>';
$client_id = get_config("buffer", "client_id");
$client_secret = get_config("buffer", "client_secret");
$access_token = get_pconfig(local_user(), "buffer", "access_token");
$s .= '<div id="buffer-password-wrapper">';
if ($access_token == "") {
$s .= '<div id="buffer-authenticate-wrapper">';
$s .= '<a href="'.$a->get_baseurl().'/buffer/connect">'.t("Authenticate your Buffer connection").'</a>';
$s .= '</div><div class="clear"></div>';
} else {
$s .= '<div id="buffer-enable-wrapper">';
$s .= '<label id="buffer-enable-label" for="buffer-checkbox">' . t('Enable Buffer Post Plugin') . '</label>';
$s .= '<input id="buffer-checkbox" type="checkbox" name="buffer" value="1" ' . $checked . '/>';
$s .= '</div><div class="clear"></div>';
$s .= '<div id="buffer-bydefault-wrapper">';
$s .= '<label id="buffer-bydefault-label" for="buffer-bydefault">' . t('Post to Buffer by default') . '</label>';
$s .= '<input id="buffer-bydefault" type="checkbox" name="buffer_bydefault" value="1" ' . $def_checked . '/>';
$s .= '</div><div class="clear"></div>';
$s .= '<div id="buffer-delete-wrapper">';
$s .= '<label id="buffer-delete-label" for="buffer-delete">' . t('Check to delete this preset') . '</label>';
$s .= '<input id="buffer-delete" type="checkbox" name="buffer_delete" value="1" />';
$s .= '</div><div class="clear"></div>';
$buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
$profiles = $buffer->go('/profiles');
if (is_array($profiles)) {
$s .= '<div id="buffer-accounts-wrapper">';
$s .= t("Posts are going to all accounts that are enabled by default:");
$s .= "<ul>";
foreach ($profiles as $profile) {
if (!$profile->default)
continue;
$s .= "<li>";
//$s .= "<img src='".$profile->avatar_https."' width='16' />";
$s .= " ".$profile->formatted_username." (".$profile->formatted_service.")";
$s .= "</li>";
}
$s .= "</ul>";
$s .= '</div><div class="clear"></div>';
}
}
$s .= '</div><div class="clear"></div>';
/* provide a submit button */
$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="buffer-submit" name="buffer-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div></div>';
}
function buffer_settings_post(&$a,&$b) {
if(x($_POST,'buffer-submit')) {
if(x($_POST,'buffer_delete')) {
set_pconfig(local_user(),'buffer','access_token','');
set_pconfig(local_user(),'buffer','post',false);
set_pconfig(local_user(),'buffer','post_by_default',false);
} else {
// filtering the username if it is filled wrong
$user = $_POST['buffer_user'];
if (strstr($user, "@")) {
$pos = strpos($user, "@");
if ($pos > 0)
$user = substr($user, 0, $pos);
}
// Filtering the hostname if someone is entering it with "http"
$host = $_POST['buffer_host'];
$host = trim($host);
$host = str_replace(array("https://", "http://"), array("", ""), $host);
set_pconfig(local_user(),'buffer','post',intval($_POST['buffer']));
set_pconfig(local_user(),'buffer','post_by_default',intval($_POST['buffer_bydefault']));
//header("Location: ".$a->get_baseurl()."/buffer/connect");
}
}
}
function buffer_post_local(&$a,&$b) {
if((! local_user()) || (local_user() != $b['uid']))
return;
$buffer_post = intval(get_pconfig(local_user(),'buffer','post'));
$buffer_enable = (($buffer_post && x($_REQUEST,'buffer_enable')) ? intval($_REQUEST['buffer_enable']) : 0);
if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'buffer','post_by_default')))
$buffer_enable = 1;
if(! $buffer_enable)
return;
if(strlen($b['postopts']))
$b['postopts'] .= ',';
$b['postopts'] .= 'buffer';
}
function buffer_send(&$a,&$b) {
if($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
return;
logger("buffer_send: parameter ".print_r($b, true), LOGGER_DATA);
if(! strstr($b['postopts'],'buffer'))
return;
if($b['parent'] != $b['id'])
return;
// if post comes from buffer don't send it back
if($b['app'] == "Buffer")
return;
$client_id = get_config("buffer", "client_id");
$client_secret = get_config("buffer", "client_secret");
$access_token = get_pconfig($b['uid'], "buffer","access_token");
if($access_token) {
$buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
$result = q("SELECT `installed` FROM `addon` WHERE `name` = 'privacy_image_cache' AND `installed`");
$image_cache = (count($result) > 0);
require_once("include/plaintext.php");
require_once("include/network.php");
$profiles = $buffer->go('/profiles');
if (is_array($profiles)) {
foreach ($profiles as $profile) {
if (!$profile->default)
continue;
switch ($profile->service) {
case 'appdotnet':
$limit = 256;
$markup = false;
$includedlinks = true;
break;
case 'facebook':
$limit = 0;
$markup = false;
$includedlinks = false;
break;
case 'google':
$limit = 0;
$markup = true;
$includedlinks = false;
break;
case 'twitter':
$limit = 140;
$markup = false;
$includedlinks = true;
break;
case 'linkedin':
$limit = 700;
$markup = false;
$includedlinks = true;
break;
}
$item = $b;
// Markup for Google+
if ($markup) {
if ($item["title"] != "")
$item["title"] = "*".$item["title"]."*";
$item["body"] = preg_replace("(\[b\](.*?)\[\/b\])ism",'*$1*',$item["body"]);
$item["body"] = preg_replace("(\[i\](.*?)\[\/i\])ism",'_$1_',$item["body"]);
$item["body"] = preg_replace("(\[s\](.*?)\[\/s\])ism",'-$1-',$item["body"]);
}
$post = plaintext($a, $item, $limit, $includedlinks);
logger("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), LOGGER_DEBUG);
// The image cache is used as a sanitizer. Buffer seems to be really picky about pictures
if ($image_cache) {
require_once("addon/privacy_image_cache/privacy_image_cache.php");
if (isset($post["image"]))
$post["image"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($post["image"]);
if (isset($post["preview"]))
$post["preview"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($post["preview"]);
}
//if ($includedlinks AND isset($post["url"]))
// $post["url"] = short_link($post["url"]);
// Seems like a bug to me
// Buffer doesn't add links to Twitter and App.net (but pictures)
if ($includedlinks AND isset($post["url"]))
$post["text"] .= " ".short_link($post["url"]);
//if ($includedlinks AND ($post["type"] == "link"))
// $post["text"] .= " ".$post["url"];
//if ($includedlinks AND ($post["type"] == "video"))
// $post["text"] .= " ".$post["url"];
//print_r($post);
$message = array();
$message["text"] = $post["text"];
$message["profile_ids[]"] = $profile->id;
$message["shorten"] = false;
$message["now"] = true;
if (isset($post["title"]))
$message["media[title]"] = $post["title"];
if (isset($post["description"]))
$message["media[description]"] = $post["description"];
if (isset($post["url"]))
$message["media[link]"] = $post["url"];
if (isset($post["image"])) {
$message["media[picture]"] = $post["image"];
if ($post["type"] == "photo")
$message["media[thumbnail]"] = $post["image"];
}
if (isset($post["preview"]))
$message["media[thumbnail]"] = $post["preview"];
//print_r($message);
$ret = $buffer->go('/updates/create', $message);
logger("buffer_send: send message ".$b["id"]." result: ".print_r($ret, true), LOGGER_DEBUG);
}
}
}
}

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<?
class BufferApp {
private $client_id;
private $client_secret;
private $code;
public $access_token;
private $callback_url;
private $authorize_url = 'https://bufferapp.com/oauth2/authorize';
private $access_token_url = 'https://api.bufferapp.com/1/oauth2/token.json';
private $buffer_url = 'https://api.bufferapp.com/1';
public $ok = false;
private $endpoints = array(
'/user' => 'get',
'/profiles' => 'get',
'/profiles/:id' => 'get',
'/profiles/:id/schedules' => 'get',
'/profiles/:id/schedules/update' => 'post', // Array schedules [0][days][]=mon, [0][times][]=12:00
'/updates/:id' => 'get',
'/profiles/:id/updates/pending' => 'get',
'/profiles/:id/updates/sent' => 'get',
'/updates/:id/interactions' => 'get',
'/profiles/:id/updates/reorder' => 'post', // Array order, int offset, bool utc
'/profiles/:id/updates/shuffle' => 'post',
'/updates/create' => 'post', // String text, Array profile_ids, Aool shorten, Bool now, Array media ['link'], ['description'], ['picture']
'/updates/:id/update' => 'post', // String text, Bool now, Array media ['link'], ['description'], ['picture'], Bool utc
'/updates/:id/share' => 'post',
'/updates/:id/destroy' => 'post',
'/updates/:id/move_to_top' => 'post',
'/links/shares' => 'get',
'/info/configuration' => 'get',
);
public $errors = array(
'invalid-endpoint' => 'The endpoint you supplied does not appear to be valid.',
'403' => 'Permission denied.',
'404' => 'Endpoint not found.',
'405' => 'Method not allowed.',
'1000' => 'An unknown error occurred.',
'1001' => 'Access token required.',
'1002' => 'Not within application scope.',
'1003' => 'Parameter not recognized.',
'1004' => 'Required parameter missing.',
'1005' => 'Unsupported response format.',
'1006' => 'Parameter value not within bounds.',
'1010' => 'Profile could not be found.',
'1011' => 'No authorization to access profile.',
'1012' => 'Profile did not save successfully.',
'1013' => 'Profile schedule limit reached.',
'1014' => 'Profile limit for user has been reached.',
'1015' => 'Profile could not be destroyed.',
'1016' => 'Profile buffer could not be emptied.',
'1020' => 'Update could not be found.',
'1021' => 'No authorization to access update.',
'1022' => 'Update did not save successfully.',
'1023' => 'Update limit for profile has been reached.',
'1024' => 'Update limit for team profile has been reached.',
'1025' => "Update was recently posted, can't post duplicate content.",
'1026' => 'Update must be in error status to requeue.',
'1027' => 'Update must be in buffer and not custom scheduled in order to move to top.',
'1028' => 'Update soft limit for profile reached.',
'1029' => 'Event type not supported.',
'1030' => 'Media filetype not supported.',
'1031' => 'Media filesize out of acceptable range.',
'1032' => 'Unable to post image to LinkedIn group(s).',
'1033' => 'Comments can only be posted to Facebook at this time.',
'1034' => 'Cannot schedule updates in the past.',
'1042' => 'User did not save successfully.',
'1050' => 'Client could not be found.',
'1051' => 'No authorization to access client.',
);
function __construct($client_id = '', $client_secret = '', $callback_url = '', $access_token = '') {
if ($client_id) $this->set_client_id($client_id);
if ($client_secret) $this->set_client_secret($client_secret);
if ($callback_url) $this->set_callback_url($callback_url);
if ($access_token) $this->access_token = $access_token;
if (isset($_GET['code']) AND $_GET['code']) {
$this->code = $_GET['code'];
$this->create_access_token_url();
}
if (!$access_token)
$this->retrieve_access_token();
}
function go($endpoint = '', $data = '') {
if (in_array($endpoint, array_keys($this->endpoints))) {
$done_endpoint = $endpoint;
} else {
$ok = false;
foreach (array_keys($this->endpoints) as $done_endpoint) {
if (preg_match('/' . preg_replace('/(\:\w+)/i', '(\w+)', str_replace('/', '\/', $done_endpoint)) . '/i', $endpoint, $match)) {
$ok = true;
break;
}
}
if (!$ok) return $this->error('invalid-endpoint');
}
if (!$data || !is_array($data)) $data = array();
$data['access_token'] = $this->access_token;
$method = $this->endpoints[$done_endpoint]; //get() or post()
return $this->$method($this->buffer_url . $endpoint . '.json', $data);
}
function store_access_token() {
$_SESSION['oauth']['buffer']['access_token'] = $this->access_token;
}
function retrieve_access_token() {
$this->access_token = $_SESSION['oauth']['buffer']['access_token'];
if ($this->access_token) {
$this->ok = true;
}
}
function error($error) {
return (object) array('error' => $this->errors[$error]);
}
function create_access_token_url() {
$data = array(
'code' => $this->code,
'grant_type' => 'authorization_code',
'client_id' => $this->client_id,
'client_secret' => $this->client_secret,
'redirect_uri' => $this->callback_url,
);
$obj = $this->post($this->access_token_url, $data);
$this->access_token = $obj->access_token;
$this->store_access_token();
}
function req($url = '', $data = '', $post = true) {
if (!$url) return false;
if (!$data || !is_array($data)) $data = array();
$options = array(CURLOPT_RETURNTRANSFER => true, CURLOPT_HEADER => false);
if ($post) {
$options += array(
CURLOPT_POST => $post,
CURLOPT_POSTFIELDS => $data
);
} else {
$url .= '?' . http_build_query($data);
}
$ch = curl_init($url);
curl_setopt_array($ch, $options);
$rs = curl_exec($ch);
$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ($code >= 400) {
return $this->error($code);
}
return json_decode($rs);
}
function get($url = '', $data = '') {
return $this->req($url, $data, false);
}
function post($url = '', $data = '') {
return $this->req($url, $data, true);
}
function get_login_url() {
return $this->authorize_url . '?'
. 'client_id=' . $this->client_id
. '&redirect_uri=' . urlencode($this->callback_url)
. '&response_type=code';
}
function set_client_id($client_id) {
$this->client_id = $client_id;
}
function set_client_secret($client_secret) {
$this->client_secret = $client_secret;
}
function set_callback_url($callback_url) {
$this->callback_url = $callback_url;
}
}
?>

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{{include file="field_input.tpl" field=$client_id}}
{{include file="field_input.tpl" field=$client_secret}}
<div class="submit"><input type="submit" name="page_site" value="{{$submit}}" /></div>
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