zabbix_export:
  version: '7.0'
  media_types:
    -
      name: GLPi
      type: WEBHOOK
      parameters:
        -
          name: alert_message
          value: '{ALERT.MESSAGE}'
        -
          name: alert_subject
          value: '{ALERT.SUBJECT}'
        -
          name: event_id
          value: '{EVENT.ID}'
        -
          name: event_nseverity
          value: '{EVENT.NSEVERITY}'
        -
          name: event_recovery_value
          value: '{EVENT.RECOVERY.VALUE}'
        -
          name: event_source
          value: '{EVENT.SOURCE}'
        -
          name: event_update_status
          value: '{EVENT.UPDATE.STATUS}'
        -
          name: event_value
          value: '{EVENT.VALUE}'
        -
          name: glpi_problem_id
          value: '{EVENT.TAGS.__zbx_glpi_problem_id}'
        -
          name: glpi_token
          value: '<PLACE GLPI TOKEN>'
        -
          name: glpi_url
          value: '<PLACE GLPI URL>'
        -
          name: trigger_id
          value: '{TRIGGER.ID}'
        -
          name: zabbix_url
          value: '{$ZABBIX.URL}'
      attempts: '1'
      script: |
        var GLPi = {
            params: {},
        
            setParams: function (params) {
                if (typeof params !== 'object') {
                    return;
                }
                GLPi.params = params;
            },
        
            setProxy: function (HTTPProxy) {
                GLPi.HTTPProxy = HTTPProxy;
            },
        
            urlCheckFormat: function (url) {
                if (typeof url === 'string' && !url.endsWith('/')) {
                    url += '/';
                }
        
                if (url.indexOf('http://') === -1 && url.indexOf('https://') === -1) {
                    url = 'https://' + url;
                }
        
                return url;
            },
        
            getAuthToken: function (url, token) {
                var response,
                    request = new HttpRequest();
        
                request.addHeader('Content-Type: application/json');
                request.addHeader('Authorization: user_token ' + token);
        
                response = request.get(url + "apirest.php/initSession");
        
                if (response !== null) {
                    try {
                        response = JSON.parse(response);
                    }
                    catch (error) {
                        Zabbix.log(4, '[ GLPi Webhook ] Failed to receive authentication token from GLPi.');
                        response = null;
                    }
                }
        
                if (Array.isArray(response)) {
                    if (response[1]) {
                        throw 'Error received from GLPi: ' + response[1];
                    } else {
                        throw 'Failed to receive authentication token from GLPi.';
                    }
                }
        
                if (typeof response !== 'object' || !response.session_token) {
                    throw 'Failed to process response received from getting GLPi authentication token. Check debug log for more information.';
                }
        
                return response.session_token;
            },
        
            getProblemUrl: function (zabbix_url, triggerid, eventid, event_source) {
                var problem_url = zabbix_url;
        
                if (event_source === '0') {
                    problem_url += 'tr_events.php?triggerid=' + triggerid + '&eventid=' + eventid;
                }
        
                return problem_url;
            },
        
            request: function (method, url, data) {
                if (typeof GLPi.params !== 'object' || typeof GLPi.params.authToken === 'undefined' || GLPi.params.authToken === '') {
                    throw 'Required GLPi param authToken is not set.';
                }
        
                var response,
                    request = new HttpRequest();
        
                request.addHeader('Content-Type: application/json');
                request.addHeader('Session-Token:' + GLPi.params.authToken);
        
                if (typeof GLPi.HTTPProxy !== 'undefined' && GLPi.HTTPProxy !== '') {
                    request.setProxy(GLPi.HTTPProxy);
                }
        
                if (typeof data !== 'undefined') {
                    data = JSON.stringify(data);
                }
        
                Zabbix.log(4, '[ GLPi Webhook ] Sending request: ' + url + ((typeof data === 'string')
                    ? ('\n' + data)
                    : ''));
        
                switch (method) {
                    case 'post':
                        response = request.post(url, data);
                        break;
        
                    case 'put':
                        response = request.put(url, data);
                        break;
        
                    default:
                        throw 'Unsupported HTTP request method: ' + method;
                }
        
                Zabbix.log(4, '[ GLPi Webhook ] Received response with status code ' +
                    request.getStatus() + '\n' + response);
        
                if (response !== null) {
                    try {
                        response = JSON.parse(response);
                    }
                    catch (error) {
                        Zabbix.log(4, '[ GLPi Webhook ] Failed to parse response received from GLPi');
                        response = null;
                    }
                }
        
                if (typeof response !== 'object' || typeof response === 'undefined' || response === null) {
                    throw 'Failed to process response received from GLPi. Check debug log for more information.';
                }
        
                if (request.getStatus() < 200 || request.getStatus() >= 300) {
                    var message = 'Request failed with status code ' + request.getStatus();
        
                    if (response.message) {
                        message += ': ' + response.message;
                    }
        
                    throw message + ' Check debug log for more information.';
                }
        
                return response;
            }
        };
        
        try {
            var params = JSON.parse(value),
                glpi = {},
                url = '',
                data = {},
                comment_data,
                result = { tags: {} },
                required_params = [
                    'alert_subject', 'alert_message', 'event_source', 'event_value',
                    'event_update_status', 'event_recovery_value',
                    'event_id', 'trigger_id', 'zabbix_url',
                    'glpi_token', 'glpi_url'
                ],
                method = 'post',
                process_tags = true,
                response;
        
            Object.keys(params)
                .forEach(function (key) {
                    if (key.startsWith('glpi_')) {
                        glpi[key.substring(5)] = params[key];
                    }
                    else if (required_params.indexOf(key) !== -1 && params[key] === '') {
                        throw 'Parameter "' + key + '" can\'t be empty.';
                    }
                });
        
            if ([0, 1, 2, 3].indexOf(parseInt(params.event_source)) === -1) {
                throw 'Incorrect "event_source" parameter given: ' + params.event_source + '\nMust be 0-3.';
            }
        
            // Check {EVENT.VALUE} for trigger-based and internal events.
            if (params.event_value !== '0' && params.event_value !== '1'
                && (params.event_source === '0' || params.event_source === '3')) {
                throw 'Incorrect "event_value" parameter given: ' + params.event_value + '\nMust be 0 or 1.';
            }
        
            // Check {EVENT.UPDATE.STATUS} only for trigger-based events.
            if (params.event_update_status !== '0' && params.event_update_status !== '1' && params.event_source === '0') {
                throw 'Incorrect "event_update_status" parameter given: ' + params.event_update_status + '\nMust be 0 or 1.';
            }
        
            if (params.event_source !== '0' && params.event_recovery_value === '0') {
                throw 'Recovery operations are supported only for trigger-based actions.';
            }
        
            if (typeof params.zabbix_url !== 'string' || params.zabbix_url.trim() === '' || params.zabbix_url === '{$ZABBIX.URL}') {
                throw 'Field "zabbix_url" cannot be empty.';
            }
        
            // Check for backslash in the end of url and schema.
            glpi.url = GLPi.urlCheckFormat(glpi.url);
            params.zabbix_url = GLPi.urlCheckFormat(params.zabbix_url);
        
            glpi.authToken = GLPi.getAuthToken(glpi.url, glpi.token);
            GLPi.setParams(glpi);
        
            data = {
                'input': {
                    'name': params.alert_subject,
                    'content': params.alert_message + '\n<a href=' + GLPi.getProblemUrl(params.zabbix_url, params.trigger_id, params.event_id, params.event_source) + '>Link to problem in Zabbix</a>',
                    'status': 1,  // Set status "New"
                    'urgency': params.event_nseverity
                }
            };
        
            // In case of resolve
            if (params.event_source === '0' && params.event_value === '0') {
                process_tags = false;
                dataFollowup = {
                    'input': {
                        'items_id': glpi.problem_id,
                        'itemtype': 'Problem',
                        'content': params.alert_message + '\n<a href=' + GLPi.getProblemUrl(params.zabbix_url, params.trigger_id, params.event_id, params.event_source) + '>Link to problem in Zabbix</a>'
                    }
                };
                dataProblem = {
                    'id': glpi.problem_id,
                    'input': {
                        'name': params.alert_subject,
                        'status': 5,  // Set status "Solved"
                        'urgency': params.event_nseverity
                    }
                };
        
                GLPi.request('put', glpi.url + 'apirest.php/Problem/' + glpi.problem_id, dataProblem);
                GLPi.request('post', glpi.url + 'apirest.php/Problem/' + glpi.problem_id + '/ITILFollowup', dataFollowup);
            }
        
            // In case of update
            else if (params.event_source === '0' && params.event_update_status === '1') {
                process_tags = false;
                dataFollowup = {
                    'input': {
                        'items_id': glpi.problem_id,
                        'itemtype': 'Problem',
                        'content': params.alert_message + '\n<a href=' + GLPi.getProblemUrl(params.zabbix_url, params.trigger_id, params.event_id, params.event_source) + '>Link to problem in Zabbix</a>'
                    }
                };
                dataProblem = {
                    'id': glpi.problem_id,
                    'input': {
                        'name': params.alert_subject,
                        'urgency': params.event_nseverity
                    }
                };
        
                GLPi.request('put', glpi.url + 'apirest.php/Problem/' + glpi.problem_id, dataProblem);
                GLPi.request('post', glpi.url + 'apirest.php/Problem/' + glpi.problem_id + '/ITILFollowup', dataFollowup);
            }
        
            // In case of problem
            else {
                response = GLPi.request('post', glpi.url + 'apirest.php/Problem/', data);
            }
        
            if (process_tags) {
                result.tags.__zbx_glpi_problem_id = response.id;
                result.tags.__zbx_glpi_link = glpi.url + 'front/problem.form.php?id=' + response.id;
            }
        
            Zabbix.log(4, '[ GLPi Webhook ] Result: ' + JSON.stringify(result));
            return JSON.stringify(result);
        }
        catch (error) {
            Zabbix.log(4, '[ GLPi Webhook ] ERROR: ' + error);
            throw 'Sending failed: ' + error;
        }
      process_tags: 'YES'
      show_event_menu: 'YES'
      event_menu_url: '{EVENT.TAGS.__zbx_glpi_link}'
      event_menu_name: 'GLPi: Problem {EVENT.TAGS.__zbx_glpi_problem_id}'
      message_templates:
        -
          event_source: TRIGGERS
          operation_mode: PROBLEM
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            Problem started at {EVENT.TIME} on {EVENT.DATE}
            Problem name: {EVENT.NAME}
            Host: {HOST.NAME}
            Severity: {EVENT.SEVERITY}
            Operational data: {EVENT.OPDATA}
            Original problem ID: {EVENT.ID}
            {TRIGGER.URL}
        -
          event_source: TRIGGERS
          operation_mode: RECOVERY
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            Problem has been resolved in {EVENT.DURATION} at {EVENT.RECOVERY.TIME} on {EVENT.RECOVERY.DATE}
            Problem name: {EVENT.NAME}
            Host: {HOST.NAME}
            Severity: {EVENT.SEVERITY}
            Original problem ID: {EVENT.ID}
            {TRIGGER.URL}
        -
          event_source: TRIGGERS
          operation_mode: UPDATE
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            {USER.FULLNAME} {EVENT.UPDATE.ACTION} problem at {EVENT.UPDATE.DATE} {EVENT.UPDATE.TIME}.
            {EVENT.UPDATE.MESSAGE}
            
            Current problem status is {EVENT.STATUS}, acknowledged: {EVENT.ACK.STATUS}.
        -
          event_source: DISCOVERY
          operation_mode: PROBLEM
          subject: 'Discovery: {DISCOVERY.DEVICE.STATUS} {DISCOVERY.DEVICE.IPADDRESS}'
          message: |
            Discovery rule: {DISCOVERY.RULE.NAME}
            
            Device IP: {DISCOVERY.DEVICE.IPADDRESS}
            Device DNS: {DISCOVERY.DEVICE.DNS}
            Device status: {DISCOVERY.DEVICE.STATUS}
            Device uptime: {DISCOVERY.DEVICE.UPTIME}
            
            Device service name: {DISCOVERY.SERVICE.NAME}
            Device service port: {DISCOVERY.SERVICE.PORT}
            Device service status: {DISCOVERY.SERVICE.STATUS}
            Device service uptime: {DISCOVERY.SERVICE.UPTIME}
        -
          event_source: AUTOREGISTRATION
          operation_mode: PROBLEM
          subject: 'Autoregistration: {HOST.HOST}'
          message: |
            Host name: {HOST.HOST}
            Host IP: {HOST.IP}
            Agent port: {HOST.PORT}