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Merge pull request #221 from gerhard6380/windowsphonepush

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Addon WindowsPhonePush
This commit is contained in:
fabrixxm 2014-10-31 14:41:36 +01:00
commit f126d23f2b
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38
windowsphonepush/lang/C/messages.po Normal file
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# ADDON windowsphonepush
# Copyright (C)
# This file is distributed under the same license as the Friendica windowsphonepush addon package.
#
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2014-10-26 15:02+0100\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"Language: \n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
#: windowsphonepush.php:85
msgid "WindowsPhonePush settings updated."
msgstr ""
#: windowsphonepush.php:114
msgid "WindowsPhonePush Settings"
msgstr ""
#: windowsphonepush.php:117
msgid "Enable WindowsPhonePush Plugin"
msgstr ""
#: windowsphonepush.php:122
msgid "Push text of new item"
msgstr ""
#: windowsphonepush.php:127
msgid "Save Settings"
msgstr ""

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windowsphonepush/windowsphonepush.css Normal file
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#windowsphonepush-device_url-wrapper {
margin-top: 25px;
}
#windowsphonepush-enable-label {
float: left;
width: 200px;
margin-bottom: 25px;
}
#windowsphonepush-enable-chk {
float: left;
}
#windowsphonepush-device_url-label {
float: left;
width: 200px;
margin-bottom: 25px;
}
#windowsphonepush-device_url-text {
float: left;
background-color: #C0C0C0;
width: 500px;
}
#windowsphonepush-senditemtext-label {
float: left;
width: 200px;
margin-bottom: 25px;
}
#windowsphonepush-senditemtext-chk {
float: left;
}

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windowsphonepush/windowsphonepush.php Normal file
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<?php
/**
* Name: WindowsPhonePush
* Description: Enable push notification to send information to Friendica Mobile app on Windows phone (count of unread timeline entries, text of last posting - if wished by user)
* Version: 1.0
* Author: Gerhard Seeber <http://friendica.seeber.at/profile/admin>
*
*
* Pre-requisite: Windows Phone mobile device (at least WP 7.0)
* Friendica mobile app on Windows Phone
*
* When plugin is installed, the system calls the plugin
* name_install() function, located in 'addon/name/name.php',
* where 'name' is the name of the addon.
* If the addon is removed from the configuration list, the
* system will call the name_uninstall() function.
*
*/
function windowsphonepush_install() {
/**
*
* Our plugin will attach in three places.
* The first is within cron - so the push notifications will be
* sent every 10 minutes (or whatever is set in crontab).
*
*/
register_hook('cron', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_cron');
/**
*
* Then we'll attach into the plugin settings page, and also the
* settings post hook so that we can create and update
* user preferences. User shall be able to activate the plugin and
* define whether he allows pushing first characters of item text
*
*/
register_hook('plugin_settings', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_settings');
register_hook('plugin_settings_post', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_settings_post');
logger("installed windowsphonepush");
}
function windowsphonepush_uninstall() {
/**
*
* uninstall unregisters any hooks created with register_hook
* during install. Don't delete data in table `pconfig`.
*
*/
unregister_hook('cron', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_cron');
unregister_hook('plugin_settings', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_settings');
unregister_hook('plugin_settings_post', 'addon/windowsphonepush/windowsphonepush.php', 'windowsphonepush_settings_post');
logger("removed windowsphonepush");
}
/* declare the windowsphonepush function so that /windowsphonepush url requests will land here */
function windowsphonepush_module() {}
/**
*
* Callback from the settings post function.
* $post contains the $_POST array.
* We will make sure we've got a valid user account
* and if so set our configuration setting for this person.
*
*/
function windowsphonepush_settings_post($a,$post) {
if(! local_user() || (! x($_POST,'windowsphonepush-submit')))
return;
set_pconfig(local_user(),'windowsphonepush','enable',intval($_POST['windowsphonepush']));
set_pconfig(local_user(),'windowsphonepush','senditemtext',intval($_POST['windowsphonepush-senditemtext']));
info( t('WindowsPhonePush settings updated.') . EOL);
}
/**
*
* Called from the Plugin Setting form.
* Add our own settings info to the page.
*
*/
function windowsphonepush_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/windowsphonepush/windowsphonepush.css' . '" media="all" />' . "\r\n";
/* Get the current state of our config variables */
$enabled = get_pconfig(local_user(),'windowsphonepush','enable');
$checked_enabled = (($enabled) ? ' checked="checked" ' : '');
$senditemtext = get_pconfig(local_user(), 'windowsphonepush', 'senditemtext');
$checked_senditemtext = (($senditemtext) ? ' checked="checked" ' : '');
$device_url = get_pconfig(local_user(), 'windowsphonepush', 'device_url');
/* Add some HTML to the existing form */
$s .= '<div class="settings-block">';
$s .= '<h3>' . t('WindowsPhonePush Settings') . '</h3>';
$s .= '<div id="windowsphonepush-enable-wrapper">';
$s .= '<label id="windowsphonepush-enable-label" for="windowsphonepush-enable-chk">' . t('Enable WindowsPhonePush Plugin') . '</label>';
$s .= '<input id="windowsphonepush-enable-chk" type="checkbox" name="windowsphonepush" value="1" ' . $checked_enabled . '/>';
$s .= '</div><div class="clear"></div>';
$s .= '<div id="windowsphonepush-senditemtext-wrapper">';
$s .= '<label id="windowsphonepush-senditemtext-label" for="windowsphonepush-senditemtext-chk">' . t('Push text of new item') . '</label>';
$s .= '<input id="windowsphonepush-senditemtext-chk" type="checkbox" name="windowsphonepush-senditemtext" value="1" ' . $checked_senditemtext . '/>';
$s .= '</div><div class="clear"></div>';
/* provide a submit button - enable und senditemtext can be changed by the user*/
$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="windowsphonepush-submit" name="windowsphonepush-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div><div class="clear"></div>';
/* provide further read-only information concerning the addon (useful for */
$s .= '<div id="windowsphonepush-device_url-wrapper">';
$s .= '<label id="windowsphonepush-device_url-label" for="windowsphonepush-device_url-text">Device-URL</label>';
$s .= '<input id="windowsphonepush-device_url-text" type="text" readonly value=' . $device_url . '/>';
$s .= '</div><div class="clear"></div></div>';
return;
}
/**
*
* Cron function used to regularly check all users on the server with active windowsphonepushplugin and send
* notifications to the Microsoft servers and consequently to the Windows Phone device
*
*/
function windowsphonepush_cron() {
// retrieve all UID's for which the plugin windowsphonepush is enabled and loop through every user
$r = q("SELECT * FROM `pconfig` WHERE `cat` = 'windowsphonepush' AND `k` = 'enable' AND `v` = 1");
if(count($r)) {
foreach($r as $rr) {
// load stored information for the user-id of the current loop
$device_url = get_pconfig($rr['uid'], 'windowsphonepush', 'device_url');
$lastpushid = get_pconfig($rr['uid'], 'windowsphonepush', 'lastpushid');
// pushing only possible if device_url (the URI on Microsoft server) is available or not "NA" (which will be sent
// by app if user has switched the server setting in app - sending blank not possible as this would return an update error)
if ( ( $device_url == "" ) || ( $device_url == "NA" ) ) {
// no Device-URL for the user availabe, but plugin is enabled --> write info to Logger
logger("WARN: windowsphonepush is enable for user " . $rr['uid'] . ", but no Device-URL is specified for the user.");
} else {
// retrieve the number of unseen items and the id of the latest one (if there are more than
// one new entries since last poller run, only the latest one will be pushed)
$count = q("SELECT count(`id`) as count, max(`id`) as max FROM `item` WHERE `unseen` = 1 AND `uid` = %d",
intval($rr['uid'])
);
// send number of unseen items to the device (the number will be displayed on Start screen until
// App will be started by user) - this update will be sent every 10 minutes to update the number to 0 if
// user has loaded the timeline through app or website
$res_tile = send_tile_update($device_url, "", $count[0]['count'], "");
switch (trim($res_tile)) {
case "Received":
// ok, count has been pushed
break;
case "QueueFull":
// maximum of 30 messages reached, server rejects any further push notification until device reconnects
logger("INFO: Device-URL '" . $device_url . "' returns a QueueFull.");
break;
case "Suppressed":
// notification received and dropped as something in app was not enabled
logger("WARN. Device-URL '" . $device_url . "' returns a Suppressed. Unexpected error in Mobile App?");
break;
case "Dropped":
// mostly combines with Expired, in that case Device-URL will be deleted from pconfig (function send_push)
break;
default:
// error, mostly called by "" which means that the url (not "" which has been checked)
// didn't not received Microsoft Notification Server -> wrong url
logger("ERROR: specified Device-URL '" . $device_url . "' didn't produced any response.");
}
// additionally user receives the text of the newest item (function checks against last successfully pushed item)
if (intval($count[0]['max']) > intval($lastpushid)) {
// user can define if he wants to see the text of the item in the push notification
// this has been implemented as the device_url is not a https uri (not so secure)
$senditemtext = get_pconfig($rr['uid'], 'windowsphonepush', 'senditemtext');
if ($senditemtext == 1) {
// load item with the max id
$item = q("SELECT `author-name` as author, `body` as body FROM `item` where `id` = %d",
intval($count[0]['max'])
);
// as user allows to send the item, we want to show the sender of the item in the toast
// toasts are limited to one line, therefore place is limited - author shall be in
// max. 15 chars (incl. dots); author is displayed in bold font
$author = $item[0]['author'];
$author = ((strlen($author) > 12) ? substr($author, 0, 12) . "..." : $author);
// normally we show the body of the item, however if it is an url or an image we cannot
// show this in the toast (only test), therefore changing to an alternate text
// Otherwise BBcode-Tags will be eliminated and plain text cutted to 140 chars (incl. dots)
// BTW: information only possible in English
$body = $item[0]['body'];
if (substr($body, 0, 4) == "[url")
$body = "URL/Image ...";
else {
require_once('include/bbcode.php');
require_once("include/html2plain.php");
$body = bbcode($body, false, false, 2, true);
$body = html2plain($body, 0);
$body = ((strlen($body) > 137) ? substr($body, 0, 137) . "..." : $body);
}
} else {
// if user wishes higher privacy, we only display "Friendica - New timeline entry arrived"
$author = "Friendica";
$body = "New timeline entry arrived ...";
}
// only if toast push notification returns the Notification status "Received" we will update th settings with the
// new indicator max-id is checked against (QueueFull, Suppressed, N/A, Dropped shall qualify to resend
// the push notification some minutes later (BTW: if resulting in Expired for subscription status the
// device_url will be deleted (no further try on this url, see send_push)
// further log information done on count pushing with send_tile (see above)
$res_toast = send_toast($device_url, $author, $body);
if (trim($res_toast) === 'Received') {
set_pconfig($rr['uid'], 'windowsphonepush', 'lastpushid', $count[0]['max']);
}
}
}
}
}
}
/*
*
* Tile push notification change the number in the icon of the App in Start Screen of
* a Windows Phone Device, Image could be changed, not used for App "Friendica Mobile"
*
*/
function send_tile_update($device_url, $image_url, $count, $title, $priority = 1) {
$msg = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" .
"<wp:Notification xmlns:wp=\"WPNotification\">" .
"<wp:Tile>".
"<wp:BackgroundImage>" . $image_url . "</wp:BackgroundImage>" .
"<wp:Count>" . $count . "</wp:Count>" .
"<wp:Title>" . $title . "</wp:Title>" .
"</wp:Tile> " .
"</wp:Notification>";
$result = send_push($device_url, array(
'X-WindowsPhone-Target: token',
'X-NotificationClass: ' . $priority,
), $msg);
return $result;
}
/*
*
* Toast push notification send information to the top of the display
* if the user is not currently using the Friendica Mobile App, however
* there is only one line for displaying the information
*
*/
function send_toast($device_url, $title, $message, $priority = 2) {
$msg = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" .
"<wp:Notification xmlns:wp=\"WPNotification\">" .
"<wp:Toast>" .
"<wp:Text1>" . $title . "</wp:Text1>" .
"<wp:Text2>" . $message . "</wp:Text2>" .
"<wp:Param></wp:Param>" .
"</wp:Toast>" .
"</wp:Notification>";
$result = send_push($device_url, array(
'X-WindowsPhone-Target: toast',
'X-NotificationClass: ' . $priority,
), $msg);
return $result;
}
/*
*
* General function to send the push notification via cURL
*
*/
function send_push($device_url, $headers, $msg) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $device_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER,
$headers + array(
'Content-Type: text/xml',
'charset=utf-8',
'Accept: application/*',
)
);
curl_setopt($ch, CURLOPT_POSTFIELDS, $msg);
$output = curl_exec($ch);
curl_close($ch);
// if we received "Expired" from Novartis server we will delete the obsolete device-URL
// and log this fact
$subscriptionStatus = get_header_value($output, 'X-SubscriptionStatus');
if ($subscriptionStatus == "Expired") {
set_pconfig(local_user(),'windowsphonepush','device_url', "");
logger("ERROR: the stored Device-URL " . $device_url . "returned an 'Expired' error, it has been deleted now.");
}
// the notification status shall be returned to windowsphonepush_cron (will
// update settings if 'Received' otherwise keep old value in settings (on QueuedFull. Suppressed, N/A, Dropped)
$notificationStatus = get_header_value($output, 'X-NotificationStatus');
return $notificationStatus;
}
/*
* helper function to receive statuses from webresponse of Microsoft server
*/
function get_header_value($content, $header) {
return preg_match_all("/$header: (.*)/i", $content, $match) ? $match[1][0] : "";
}
/*
*
* reading information from url and deciding which function to start
* show_settings = delivering settings to check
* update_settings = set the device_url
*
*/
function windowsphonepush_content(&$a) {
// Login with the specified Network credentials (like in api.php)
windowsphonepush_login();
$path = $a->argv[0];
$path2 = $a->argv[1];
if ($path == "windowsphonepush") {
switch ($path2) {
case "show_settings":
windowsphonepush_showsettings(&$a);
killme();
break;
case "update_settings":
$ret = windowsphonepush_updatesettings(&$a);
header("Content-Type: application/json; charset=utf-8");
echo json_encode(array('status' => $ret));
killme();
break;
default:
echo "Fehler";
}
}
}
/*
* return settings for windowsphonepush addon to be able to check them in WP app
*/
function windowsphonepush_showsettings(&$a) {
if(! local_user())
return;
$enable = get_pconfig(local_user(), 'windowsphonepush', 'enable');
$device_url = get_pconfig(local_user(), 'windowsphonepush', 'device_url');
$senditemtext = get_pconfig(local_user(), 'windowsphonepush', 'senditemtext');
$lastpushid = get_pconfig(local_user(), 'windowsphonepush', 'lastpushid');
if (!$device_url)
$device_url = "";
if (!$lastpushid)
$lastpushid = 0;
header ("Content-Type: application/json");
echo json_encode(array('uid' => local_user(),
'enable' => $enable,
'device_url' => $device_url,
'senditemtext' => $senditemtext,
'lastpushid' => $lastpushid));
}
/*
* update_settings is used to transfer the device_url from WP device to the Friendica server
* return the status of the operation to the server
*/
function windowsphonepush_updatesettings(&$a) {
if(! local_user()) {
return "Not Authenticated";
}
// no updating if user hasn't enabled the plugin
$enable = get_pconfig(local_user(), 'windowsphonepush', 'enable');
if(! $enable) {
return "Plug-in not enabled";
}
// check if sent url is empty - don't save and send return code to app
$device_url = $_POST['deviceurl'];
if ($device_url == "") {
logger("ERROR: no valid Device-URL specified - client transferred '" . $device_url . "'");
return "No valid Device-URL specified";
}
// check if sent url is already stored in database for another user, we assume that there was a change of
// the user on the Windows Phone device and that device url is no longer true for the other user, so we
// et the device_url for the OTHER user blank (should normally not occur as App should include User/server
// in url request to Microsoft Push Notification server)
$r = q("SELECT * FROM `pconfig` WHERE `uid` <> " . local_user() . " AND
`cat` = 'windowsphonepush' AND
`k` = 'device_url' AND
`v` = '" . $device_url . "'");
if(count($r)) {
foreach($r as $rr) {
set_pconfig($rr['uid'], 'windowsphonepush', 'device_url', '');
logger("WARN: the sent URL was already registered with user '" . $rr['uid'] . "'. Deleted for this user as we expect to be correct now for user '" . local_user() . "'.");
}
}
set_pconfig(local_user(),'windowsphonepush','device_url', $device_url);
// output the successfull update of the device URL to the logger for error analysis if necessary
logger("INFO: Device-URL for user '" . local_user() . "' has been updated with '" . $device_url . "'");
return "Device-URL updated successfully!";
}
/*
* helper function to login to the server with the specified Network credentials
* (mainly copied from api.php)
*/
function windowsphonepush_login() {
if (!isset($_SERVER['PHP_AUTH_USER'])) {
logger('API_login: ' . print_r($_SERVER, true), LOGGER_DEBUG);
header('WWW-Authenticate: Basic realm="Friendica"');
header('HTTP/1.0 401 Unauthorized');
die('This api requires login');
}
$user = $_SERVER['PHP_AUTH_USER'];
$encrypted = hash('whirlpool',trim($_SERVER['PHP_AUTH_PW']));
// check if user specified by app is available in the user table
$r = q("SELECT * FROM `user` WHERE ( `email` = '%s' OR `nickname` = '%s' )
AND `password` = '%s' AND `blocked` = 0 AND `account_expired` = 0 AND `account_removed` = 0 AND `verified` = 1 LIMIT 1",
dbesc(trim($user)),
dbesc(trim($user)),
dbesc($encrypted)
);
if(count($r)){
$record = $r[0];
} else {
logger('API_login failure: ' . print_r($_SERVER,true), LOGGER_DEBUG);
header('WWW-Authenticate: Basic realm="Friendica"');
header('HTTP/1.0 401 Unauthorized');
die('This api requires login');
}
require_once('include/security.php');
authenticate_success($record); $_SESSION["allow_api"] = true;
call_hooks('logged_in', $a->user);
}