forked from friendica/friendica-addons
		
	
		
			
				
	
	
		
			435 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			435 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Name: Buffer Post Connector
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 * Description: Post to Buffer (Facebook, Google+, LinkedIn, Twitter)
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 * Version: 0.2
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 * Author: Michael Vogel <http://pirati.ca/profile/heluecht>
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 */
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require 'addon/buffer/bufferapp.php';
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use Friendica\App;
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use Friendica\Core\Config;
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use Friendica\Core\Hook;
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use Friendica\Core\L10n;
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use Friendica\Core\Logger;
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use Friendica\Core\PConfig;
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use Friendica\Core\Protocol;
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use Friendica\Core\Renderer;
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use Friendica\Database\DBA;
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use Friendica\Model\ItemContent;
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use Friendica\Util\Proxy as ProxyUtils;
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use Friendica\Util\Strings;
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function buffer_install()
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{
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	Hook::register('hook_fork',            'addon/buffer/buffer.php', 'buffer_hook_fork');
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	Hook::register('post_local',           'addon/buffer/buffer.php', 'buffer_post_local');
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	Hook::register('notifier_normal',      'addon/buffer/buffer.php', 'buffer_send');
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	Hook::register('jot_networks',         'addon/buffer/buffer.php', 'buffer_jot_nets');
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	Hook::register('connector_settings',      'addon/buffer/buffer.php', 'buffer_settings');
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	Hook::register('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
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}
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function buffer_uninstall()
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{
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	Hook::unregister('hook_fork',               'addon/buffer/buffer.php', 'buffer_hook_fork');
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	Hook::unregister('post_local',              'addon/buffer/buffer.php', 'buffer_post_local');
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	Hook::unregister('notifier_normal',         'addon/buffer/buffer.php', 'buffer_send');
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	Hook::unregister('jot_networks',            'addon/buffer/buffer.php', 'buffer_jot_nets');
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	Hook::unregister('connector_settings',      'addon/buffer/buffer.php', 'buffer_settings');
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	Hook::unregister('connector_settings_post', 'addon/buffer/buffer.php', 'buffer_settings_post');
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}
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function buffer_module()
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{
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}
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function buffer_content(App $a)
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{
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	if (! local_user()) {
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		notice(L10n::t('Permission denied.') . EOL);
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		return '';
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	}
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	require_once "mod/settings.php";
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	settings_init($a);
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	if (isset($a->argv[1])) {
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		switch ($a->argv[1]) {
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			case "connect":
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				$o = buffer_connect($a);
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				break;
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			default:
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				$o = print_r($a->argv, true);
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				break;
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		}
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	} else {
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		$o = buffer_connect($a);
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	}
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	return $o;
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}
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function buffer_addon_admin(App $a, &$o)
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{
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	$t = Renderer::getMarkupTemplate("admin.tpl", "addon/buffer/");
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	$o = Renderer::replaceMacros($t, [
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		'$submit' => L10n::t('Save Settings'),
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		// name, label, value, help, [extra values]
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		'$client_id' => ['client_id', L10n::t('Client ID'), Config::get('buffer', 'client_id'), ''],
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		'$client_secret' => ['client_secret', L10n::t('Client Secret'), Config::get('buffer', 'client_secret'), ''],
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	]);
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}
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function buffer_addon_admin_post(App $a)
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{
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	$client_id     = (!empty($_POST['client_id'])     ? Strings::escapeTags(trim($_POST['client_id']))     : '');
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	$client_secret = (!empty($_POST['client_secret']) ? Strings::escapeTags(trim($_POST['client_secret'])) : '');
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	Config::set('buffer', 'client_id'    , $client_id);
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	Config::set('buffer', 'client_secret', $client_secret);
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	info(L10n::t('Settings updated.'). EOL);
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}
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function buffer_connect(App $a)
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{
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	if (isset($_REQUEST["error"])) {
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		$o = L10n::t('Error when registering buffer connection:')." ".$_REQUEST["error"];
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		return $o;
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	}
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	// Start a session.  This is necessary to hold on to  a few keys the callback script will also need
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	session_start();
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	// Define the needed keys
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	$client_id = Config::get('buffer','client_id');
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	$client_secret = Config::get('buffer','client_secret');
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	// The callback URL is the script that gets called after the user authenticates with buffer
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	$callback_url = $a->getBaseURL()."/buffer/connect";
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	$buffer = new BufferApp($client_id, $client_secret, $callback_url);
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	if (!$buffer->ok) {
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		$o .= '<a href="' . $buffer->get_login_url() . '">Connect to Buffer!</a>';
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	} else {
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		Logger::log("buffer_connect: authenticated");
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		$o .= L10n::t("You are now authenticated to buffer. ");
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		$o .= '<br /><a href="' . $a->getBaseURL() . '/settings/connectors">' . L10n::t("return to the connector page") . '</a>';
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		PConfig::set(local_user(), 'buffer','access_token', $buffer->access_token);
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	}
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	return $o;
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}
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function buffer_jot_nets(App $a, &$b)
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{
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	if (!local_user()) {
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		return;
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	}
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	$buffer_post = PConfig::get(local_user(), 'buffer', 'post');
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	if (intval($buffer_post) == 1) {
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		$buffer_defpost = PConfig::get(local_user(), 'buffer', 'post_by_default');
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		$selected = ((intval($buffer_defpost) == 1) ? ' checked="checked" ' : '');
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		$b .= '<div class="profile-jot-net"><input type="checkbox" name="buffer_enable"' . $selected . ' value="1" /> '
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		    . L10n::t('Post to Buffer') . '</div>';
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	}
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}
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function buffer_settings(App $a, &$s)
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{
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	if (! local_user()) {
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		return;
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	}
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	/* Add our stylesheet to the page so we can make our settings look nice */
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	$a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->getBaseURL() . '/addon/buffer/buffer.css' . '" media="all" />' . "\r\n";
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	/* Get the current state of our config variables */
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	$enabled = PConfig::get(local_user(),'buffer','post');
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	$checked = (($enabled) ? ' checked="checked" ' : '');
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	$css = (($enabled) ? '' : '-disabled');
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	$def_enabled = PConfig::get(local_user(),'buffer','post_by_default');
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	$def_checked = (($def_enabled) ? ' checked="checked" ' : '');
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	/* Add some HTML to the existing form */
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	$s .= '<span id="settings_buffer_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
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	$s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
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	$s .= '</span>';
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	$s .= '<div id="settings_buffer_expanded" class="settings-block" style="display: none;">';
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	$s .= '<span class="fakelink" onclick="openClose(\'settings_buffer_expanded\'); openClose(\'settings_buffer_inflated\');">';
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	$s .= '<img class="connector'.$css.'" src="images/buffer.png" /><h3 class="connector">'. L10n::t('Buffer Export').'</h3>';
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	$s .= '</span>';
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	$client_id = Config::get("buffer", "client_id");
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	$client_secret = Config::get("buffer", "client_secret");
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	$access_token = PConfig::get(local_user(), "buffer", "access_token");
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	$s .= '<div id="buffer-password-wrapper">';
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	if ($access_token == "") {
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		$s .= '<div id="buffer-authenticate-wrapper">';
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		$s .= '<a href="'.$a->getBaseURL().'/buffer/connect">'.L10n::t("Authenticate your Buffer connection").'</a>';
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		$s .= '</div><div class="clear"></div>';
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	} else {
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		$s .= '<div id="buffer-enable-wrapper">';
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		$s .= '<label id="buffer-enable-label" for="buffer-checkbox">' . L10n::t('Enable Buffer Post Addon') . '</label>';
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		$s .= '<input id="buffer-checkbox" type="checkbox" name="buffer" value="1" ' . $checked . '/>';
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		$s .= '</div><div class="clear"></div>';
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		$s .= '<div id="buffer-bydefault-wrapper">';
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		$s .= '<label id="buffer-bydefault-label" for="buffer-bydefault">' . L10n::t('Post to Buffer by default') . '</label>';
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		$s .= '<input id="buffer-bydefault" type="checkbox" name="buffer_bydefault" value="1" ' . $def_checked . '/>';
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		$s .= '</div><div class="clear"></div>';
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		$s .= '<div id="buffer-delete-wrapper">';
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		$s .= '<label id="buffer-delete-label" for="buffer-delete">' . L10n::t('Check to delete this preset') . '</label>';
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		$s .= '<input id="buffer-delete" type="checkbox" name="buffer_delete" value="1" />';
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		$s .= '</div><div class="clear"></div>';
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		// The callback URL is the script that gets called after the user authenticates with buffer
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		$callback_url = $a->getBaseURL() . '/buffer/connect';
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		$buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
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		$profiles = $buffer->go('/profiles');
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		if (is_array($profiles)) {
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			$s .= '<div id="buffer-accounts-wrapper">';
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			$s .= L10n::t("Posts are going to all accounts that are enabled by default:");
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			$s .= "<ul>";
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			foreach ($profiles as $profile) {
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				if (!$profile->default)
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					continue;
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				$s .= "<li>";
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				//$s .= "<img src='".$profile->avatar_https."' width='16' />";
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				$s .= " ".$profile->formatted_username." (".$profile->formatted_service.")";
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				$s .= "</li>";
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			}
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			$s .= "</ul>";
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			$s .= '</div><div class="clear"></div>';
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		}
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	}
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	$s .= '</div><div class="clear"></div>';
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	/* provide a submit button */
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	$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>';
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}
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function buffer_settings_post(App $a, array &$b)
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{
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	if (!empty($_POST['buffer-submit'])) {
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		if (!empty($_POST['buffer_delete'])) {
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			PConfig::set(local_user(), 'buffer', 'access_token'   , '');
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			PConfig::set(local_user(), 'buffer', 'post'           , false);
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			PConfig::set(local_user(), 'buffer', 'post_by_default', false);
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		} else {
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			PConfig::set(local_user(), 'buffer', 'post'           , intval($_POST['buffer']));
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			PConfig::set(local_user(), 'buffer', 'post_by_default', intval($_POST['buffer_bydefault']));
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		}
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	}
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}
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function buffer_post_local(App $a, array &$b)
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{
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	if (!local_user() || (local_user() != $b['uid'])) {
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		return;
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	}
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	$buffer_post   = intval(PConfig::get(local_user(),'buffer','post'));
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	$buffer_enable = (($buffer_post && !empty($_REQUEST['buffer_enable'])) ? intval($_REQUEST['buffer_enable']) : 0);
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	if ($b['api_source'] && intval(PConfig::get(local_user(),'buffer','post_by_default'))) {
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		$buffer_enable = 1;
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	}
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	if (!$buffer_enable) {
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		return;
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	}
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	if (strlen($b['postopts'])) {
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		$b['postopts'] .= ',';
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	}
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	$b['postopts'] .= 'buffer';
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}
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function buffer_hook_fork(&$a, &$b)
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{
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	if ($b['name'] != 'notifier_normal') {
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		return;
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	}
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	$post = $b['data'];
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	if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
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		!strstr($post['postopts'], 'buffer') || ($post['parent'] != $post['id'])) {
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		$b['execute'] = false;
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		return;
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	}
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}
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function buffer_send(App $a, array &$b)
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{
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	if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
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		return;
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	}
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	if (!strstr($b['postopts'],'buffer')) {
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		return;
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	}
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	if ($b['parent'] != $b['id']) {
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		return;
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	}
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	// Dont't post if the post doesn't belong to us.
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	// This is a check for forum postings
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	$self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
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	if ($b['contact-id'] != $self['id']) {
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		return;
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	}
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	// if post comes from buffer don't send it back
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	//if($b['app'] == "Buffer")
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	//	return;
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	$client_id = Config::get("buffer", "client_id");
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	$client_secret = Config::get("buffer", "client_secret");
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	$access_token = PConfig::get($b['uid'], "buffer","access_token");
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	$callback_url = "";
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	if ($access_token) {
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		$buffer = new BufferApp($client_id, $client_secret, $callback_url, $access_token);
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		$profiles = $buffer->go('/profiles');
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		if (is_array($profiles)) {
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			Logger::log("Will send these parameter ".print_r($b, true), Logger::DEBUG);
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			foreach ($profiles as $profile) {
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				if (!$profile->default)
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					continue;
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				$send = false;
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				switch ($profile->service) {
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					case 'facebook':
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						$send = ($b["extid"] != Protocol::FACEBOOK);
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						$limit = 0;
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						$markup = false;
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						$includedlinks = false;
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						$htmlmode = 9;
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						break;
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					case 'google':
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						$send = ($b["extid"] != Protocol::GPLUS);
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						$limit = 0;
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						$markup = true;
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						$includedlinks = false;
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						$htmlmode = 9;
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						break;
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					case 'twitter':
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						$send = ($b["extid"] != Protocol::TWITTER);
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						$limit = 280;
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						$markup = false;
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						$includedlinks = true;
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						$htmlmode = 8;
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						break;
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					case 'linkedin':
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						$send = ($b["extid"] != Protocol::LINKEDIN);
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						$limit = 700;
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						$markup = false;
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						$includedlinks = true;
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						$htmlmode = 2;
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						break;
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				}
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				if (!$send)
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					continue;
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				$item = $b;
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				// Markup for Google+
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				if ($markup) {
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					if ($item["title"] != "") {
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						$item["title"] = "*" . $item["title"] . "*";
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					}
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					$item["body"] = preg_replace("(\[b\](.*?)\[\/b\])ism", '*$1*', $item["body"]);
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					$item["body"] = preg_replace("(\[i\](.*?)\[\/i\])ism", '_$1_', $item["body"]);
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					$item["body"] = preg_replace("(\[s\](.*?)\[\/s\])ism", '-$1-', $item["body"]);
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				}
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				$post = ItemContent::getPlaintextPost($item, $limit, $includedlinks, $htmlmode);
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				Logger::log("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), Logger::DEBUG);
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				// The image proxy is used as a sanitizer. Buffer seems to be really picky about pictures
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				if (isset($post["image"])) {
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					$post["image"] = ProxyUtils::proxifyUrl($post["image"]);
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				}
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				if (isset($post["preview"])) {
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					$post["preview"] = ProxyUtils::proxifyUrl($post["preview"]);
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				}
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				// Seems like a bug to me
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				// Buffer doesn't add links to Twitter (but pictures)
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				if (($profile->service == "twitter") && isset($post["url"]) && ($post["type"] != "photo")) {
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					$post["text"] .= " " . $post["url"];
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				} elseif ($profile->service == "google") {
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					$post["text"] .= html_entity_decode(" ", ENT_QUOTES, 'UTF-8'); // Send a special blank to identify the post through the "fromgplus" addon
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						|
				}
 | 
						|
 | 
						|
				$message = [];
 | 
						|
				$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"]) && ($post["type"] != "photo")) {
 | 
						|
					$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);
 | 
						|
				Logger::log("buffer_send: data for message " . $b["id"] . ": " . print_r($message, true), Logger::DEBUG);
 | 
						|
				$ret = $buffer->go('/updates/create', $message);
 | 
						|
				Logger::log("buffer_send: send message " . $b["id"] . " result: " . print_r($ret, true), Logger::DEBUG);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 |