diff --git a/config/vufind/config.ini b/config/vufind/config.ini
index 41c1108a4572b99f6b77cb6f09a24a34b3110c93..4d36bb5b9402a4d3a9a5725e8a41b2a230ef5e08 100644
--- a/config/vufind/config.ini
+++ b/config/vufind/config.ini
@@ -1070,6 +1070,10 @@ skip_numeric = true
;file = /var/log/vufind.log:alert,error,notice,debug
;email = alerts@myuniversity.edu:alert-5,error-5
+; Get URL from https://YOURSLACK.slack.com/apps/manage/custom-integrations
+;slack = #channel_name:alert,error
+;slackurl = https://hooks.slack.com/services/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
+
; This section can be used to specify a "parent configuration" from which
; the current configuration file will inherit. You can chain multiple
; configurations together if you wish.
@@ -1232,7 +1236,7 @@ callnumber_handler = false
next_prev_navigation = false
; Set this to true in order to enable "first" and "last" links to navigate
-; through the content result set from within the record view. Note, this
+; through the content result set from within the record view. Note, this
; may cause slow behavior with some installations. The option will only work
; when next_prev_navigation is also set to true.
first_last_navigation = false
diff --git a/module/VuFind/src/VuFind/Log/Logger.php b/module/VuFind/src/VuFind/Log/Logger.php
index 29facbacde0d1123cc1dab0b6faebb761004ee5c..04b7faa199a57277751bdda2d9f8dc83139e772e 100644
--- a/module/VuFind/src/VuFind/Log/Logger.php
+++ b/module/VuFind/src/VuFind/Log/Logger.php
@@ -119,6 +119,27 @@ class Logger extends BaseLogger implements ServiceLocatorAwareInterface
$this->addWriters($writer, $filters);
}
+ // Activate slack logging, if applicable:
+ if (isset($config->Logging->slack) && isset($config->Logging->slackurl)) {
+ // Get config
+ list($channel, $error_types) = explode(':', $config->Logging->slack);
+ if ($error_types == null) {
+ $error_types = $channel;
+ $channel = null;
+ }
+ $filters = explode(',', $error_types);
+ // Make Writers
+ $writer = new Writer\Slack(
+ $config->Logging->slackurl,
+ $this->getServiceLocator()->get('VuFind\Http')->createClient(),
+ $channel
+ );
+ $writer->setContentType('application/json');
+ $formatter = new \Zend\Log\Formatter\Simple("%priorityName%: %message%");
+ $writer->setFormatter($formatter);
+ $this->addWriters($writer, $filters);
+ }
+
// Null (no-op) writer to avoid errors
if (count($this->writers) == 0) {
$nullWriter = 'Zend\Log\Writer\Noop';
diff --git a/module/VuFind/src/VuFind/Log/Writer/Post.php b/module/VuFind/src/VuFind/Log/Writer/Post.php
new file mode 100644
index 0000000000000000000000000000000000000000..7e76435026d1cea694e2f142984c17fd4d100d8d
--- /dev/null
+++ b/module/VuFind/src/VuFind/Log/Writer/Post.php
@@ -0,0 +1,141 @@
+<?php
+/**
+ * HTTP POST log writer
+ *
+ * PHP version 5
+ *
+ * Copyright (C) Villanova University 2010.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category VuFind
+ * @package Error_Logging
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link https://vufind.org Main Site
+ */
+namespace VuFind\Log\Writer;
+use Zend\Http\Client;
+
+/**
+ * This class extends the Zend Logging to sent POST messages over HTTP
+ *
+ * @category VuFind
+ * @package Error_Logging
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link https://vufind.org Main Site
+ */
+class Post extends \Zend\Log\Writer\AbstractWriter
+{
+ /**
+ * Holds the verbosity level
+ *
+ * @var int
+ */
+ protected $url = null;
+
+ /**
+ * Pre-configured http client
+ *
+ * @var \Zend\Http\Client
+ */
+ protected $client = null;
+
+ /**
+ * Holds the verbosity level
+ *
+ * @var int
+ */
+ protected $verbosity = 1;
+
+ /**
+ * Content type
+ *
+ * @var string
+ */
+ protected $contentType = 'application/x-www-form-urlencoded';
+
+ /**
+ * Constructor
+ *
+ * @param string $url URL to open as a stream
+ * @param Client $client Pre-configured http client
+ */
+ public function __construct($url, Client $client)
+ {
+ $this->url = $url;
+ $this->client = $client;
+ }
+
+ /**
+ * Set verbosity
+ *
+ * @param integer $verb verbosity setting
+ *
+ * @return void
+ */
+ public function setVerbosity($verb)
+ {
+ $this->verbosity = $verb;
+ }
+
+ /**
+ * Set verbosity
+ *
+ * @param integer $type content type string
+ *
+ * @return void
+ */
+ public function setContentType($type)
+ {
+ $this->contentType = $type;
+ }
+
+ /**
+ * Get data for raw body
+ *
+ * @param array $event event data
+ *
+ * @return string
+ */
+ protected function getBody($event)
+ {
+ return ['message' => $this->formatter->format($event) . PHP_EOL];
+ }
+
+ /**
+ * Write a message to the log.
+ *
+ * @param array $event event data
+ *
+ * @return void
+ * @throws \Zend\Log\Exception\RuntimeException
+ */
+ protected function doWrite(array $event)
+ {
+ // Apply verbosity filter:
+ if (is_array($event['message'])) {
+ $event['message'] = $event['message'][$this->verbosity];
+ }
+
+ // Create request
+ $this->client->setUri($this->url);
+ $this->client->setMethod('POST');
+ $this->client->setEncType($this->contentType);
+ $this->client->setRawBody($this->getBody($event));
+ // Send
+ $response = $this->client->send();
+ }
+}
diff --git a/module/VuFind/src/VuFind/Log/Writer/Slack.php b/module/VuFind/src/VuFind/Log/Writer/Slack.php
new file mode 100644
index 0000000000000000000000000000000000000000..06778455ee4f1a057c26303e12711e5f14d97755
--- /dev/null
+++ b/module/VuFind/src/VuFind/Log/Writer/Slack.php
@@ -0,0 +1,77 @@
+<?php
+/**
+ * HTTP POST log writer for Slack
+ *
+ * PHP version 5
+ *
+ * Copyright (C) Villanova University 2010.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category VuFind
+ * @package Error_Logging
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link https://vufind.org Main Site
+ */
+namespace VuFind\Log\Writer;
+use Zend\Http\Client;
+
+/**
+ * This class extends the Zend Logging to send errors to Slack
+ *
+ * @category VuFind
+ * @package Error_Logging
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link https://vufind.org Main Site
+ */
+class Slack extends Post
+{
+ /**
+ * The slack channel that should receive messages.
+ *
+ * @var string
+ */
+ protected $channel;
+
+ /**
+ * Constructor
+ *
+ * @param string $url URL to open as a stream
+ * @param Client $client Pre-configured http client
+ * @param string $channel Slack channel
+ */
+ public function __construct($url, Client $client, $channel = '#vufind_log')
+ {
+ $this->channel = $channel;
+ parent::__construct($url, $client);
+ }
+
+ /**
+ * Get data for raw body
+ *
+ * @param array $event event data
+ *
+ * @return string
+ */
+ protected function getBody($event)
+ {
+ $data = ['text' => $this->formatter->format($event) . PHP_EOL];
+ if ($this->channel) {
+ $data['channel'] = $this->channel;
+ }
+ return json_encode($data);
+ }
+}