D-Net

package eu.dnetlib.repo.manager.service.utils;

import eu.dnetlib.domain.data.PiwikInfo;

import eu.dnetlib.repo.manager.service.config.CascadingPropertyLoader;

import eu.dnetlib.utils.MailLibrary;

import org.apache.log4j.Logger;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.stereotype.Component;

import java.io.PrintWriter;

import java.io.StringWriter;

import java.io.Writer;

import java.util.ArrayList;

import java.util.List;

@Component

public class EmailUtilsImpl implements EmailUtils {

    private static Logger LOGGER = Logger.getLogger(EmailUtilsImpl.class);

    private List<String> specialRecipients = new ArrayList<String>();

    private boolean override = false, logonly = false;

    private String overrideEmail = null, from = null;

    @Autowired

    private MailLibrary mailLibrary;

    @Autowired

    private CascadingPropertyLoader pLoader;

    @Value("${services.repo-manager.baseUrl}")

    private String baseUrl;

    @Value("${services.repo-manager.adminEmail}")

    private String adminEmail;

    @Value("${services.repomanager.usagestats.adminEmail}")

    private String usageStatsAdminEmail;

    @Override

    public void reportException(Exception exception) {

        Writer writer = new StringWriter();

        PrintWriter printWriter = new PrintWriter(writer);

        exception.printStackTrace(printWriter);

        List<String> recipients = new ArrayList<String>();

        try {

            recipients.add(this.adminEmail);

            String message = "An exception has occurred:\n"+writer.toString();

            String subject = "Automatic Bug Report";

            this.sendMail(recipients, subject, message, false, null);

        } catch (Exception e) {

            LOGGER.error("Error sending error report", e);

        }

    }

    @Override

    public void sendAdministratorRequestToEnableMetrics(PiwikInfo piwikInfo) throws Exception {

        try {

            String subject = "[OpenAIRE-Usage Statistics] New request to enable usage statistics";

            String message = "Dear administrator,\n" +

                    "\n" +

                    "we have received a request to enable the OpenAIRE usage statistics for the following repository \n" +

                    "\n" +

                    "Repository - " + piwikInfo.getRepositoryName() + ", " + piwikInfo.getCountry() + " (" + piwikInfo.getRepositoryId() + ")\n" +

                    "Requestor - " + piwikInfo.getRequestorName() + ", " + piwikInfo.getRequestorEmail() + "\n" +

                    "Piwik ID - " + piwikInfo.getSiteId() + "\n" +

                    "Authentication token - " + piwikInfo.getAuthenticationToken() + "\n" +

                    "\n" +

                    "For more information about this request, go here: \n" +

                    this.baseUrl + "/#admin/metrics\n" +

                    "\n" +

                    "Best,\n" +

                    "The OpenAIRE team";

            this.sendMail(this.usageStatsAdminEmail, subject, message, false, null);

        } catch (Exception e) {

            LOGGER.error("Error while sending request to enable metrics email to administrator: " + this.usageStatsAdminEmail, e);

            throw e;

        }

    }

    @Override

    public void sendUserRequestToEnableMetrics(PiwikInfo piwikInfo) throws Exception {

        try {

            String subject = "[OpenAIRE-Usage Statistics] Your request to enable usage statistics";

            String message = "Dear " + piwikInfo.getRequestorName() + ",\n" +

                    "\n" +

                    "we have received your request to enable the OpenAIRE usage statistics for your repository\n" +

                    "\n" +

                    "Repository - " + piwikInfo.getRepositoryName() + ", " + piwikInfo.getCountry() + " (" + piwikInfo.getRepositoryId() + ")\n" +

                    "Piwik ID - " + piwikInfo.getSiteId() + "\n" +

                    "Authentication token - " + piwikInfo.getAuthenticationToken() + "\n" +

                    "\n" +

                    "In order to enable the usage statistics, you must install the OpenAIRE's tracking code in your repository software. " +

                    "OpenAIRE's usage statistics service tracking code is maintained on Github as a patch for various versions of DSpace " +

                    "(https://github.com/openaire/OpenAIRE-Piwik-DSpace) and as an Eprints plugin for version 3 " +

                    "(https://github.com/openaire/EPrints-OAPiwik). In case the platform is different from DSpace or EPrints please contact " +

                    "the OpenAIRE team in repositoryusagestats@openaire.eu in order to find a solution.\n" +

                    "\n" +

                    "For more information about your request and configuration details, go here: \n" +

                    this.baseUrl + "/#getImpact/instructions/" + piwikInfo.getRepositoryId() + "\n" +

                    "\n" +

                    "Once you have finished configuring your repository or if you have any questions, please notify the OpenAIRE team by sending \n" +

                    "an email to repositoryusagestats@openaire.eu\n" +

                    "\n" +

                    "Best,\n" +

                    "The OpenAIRE team";

            this.sendMail(piwikInfo.getRequestorEmail(), subject, message, false, null);

        } catch (Exception e) {

            LOGGER.error("Error while sending request to enable metrics email to user: " + piwikInfo.getRequestorEmail(), e);

            throw e;

        }

    }

    @Override

    public void sendAdministratorMetricsEnabled(PiwikInfo piwikInfo) throws Exception {

        try {

            String subject = "[OpenAIRE-Usage Statistics] Usage statistics have been enabled";

            String message = "Dear administrator,\n" +

                    "\n" +

                    "The installation and configuration of OpenAIRE's tracking code for the following repository " +

                    "has been completed and validated and the usage statistics have been enabled in OpenAIRE.\n" +

                    "\n" +

                    "Repository - " + piwikInfo.getRepositoryName() + ", " + piwikInfo.getCountry() + " (" + piwikInfo.getRepositoryId() + ")\n" +

                    "Requestor - " + piwikInfo.getRequestorName() + ", " + piwikInfo.getRequestorEmail() + "\n" +

                    "Piwik ID - " + piwikInfo.getSiteId() + "\n" +

                    "Authentication token - " + piwikInfo.getAuthenticationToken() + "\n" +

                    "\n" +

                    "Best,\n" +

                    "The OpenAIRE team";

            this.sendMail(piwikInfo.getRequestorEmail(), subject, message, false, null);

        } catch (Exception e) {

            LOGGER.error("Error while sending metrics enabled notification email to administator: " + this.usageStatsAdminEmail, e);

            throw e;

        }

    }

    @Override

    public void sendUserMetricsEnabled(PiwikInfo piwikInfo) throws Exception {

        try {

            String subject = "[OpenAIRE-Usage Statistics] Usage statistics have been enabled";

            String message = "Dear " + piwikInfo.getRequestorName() + ",\n" +

                    "\n" +

                    "The installation and configuration of OpenAIRE's tracking code for your repository \"" + piwikInfo.getRepositoryName() +

                    "\" has been completed and validated and the usage statistics have been enabled in OpenAIRE.\n" +

                    "\n" +

                    "You can preview the statistics in your repository's dashboard: \n" +

                    this.baseUrl + "/#getImpact/" + piwikInfo.getRepositoryId() + "\n" +

                    "\n" +

                    " For more information and questions, you can contact the openaire support team by sending an email to " +

                    "repositoryusagestats@openaire.eu\n" +

                    "\n" +

                    "Best,\n" +

                    "The OpenAIRE team";

            this.sendMail(piwikInfo.getRequestorEmail(), subject, message, false, null);

        } catch (Exception e) {

            LOGGER.error("Error while sending metrics enabled notification email to user: " + piwikInfo.getRequestorEmail(), e);

            throw e;

        }

    }

    private void sendMail(String email, String subject, String message, boolean sendToSpecial, List<String> repoAdminMails) throws Exception {

        ArrayList<String> to = new ArrayList<String>();

        to.add(email);

        this.sendMail(to,subject,message,sendToSpecial,repoAdminMails);

    }

    private void sendMail(List<String> recipients, String subject, String message, boolean sendToSpecial, List<String> repoAdminMails) throws Exception {

       /* try {

            if (sendToSpecial) {

                recipients.addAll(this.specialRecipients);

            }

            if (repoAdminMails != null)

                recipients.addAll(repoAdminMails);

            if (this.override) {

                recipients.clear();

                recipients.add(overrideEmail);

            }

            if (!logonly)

                mailLibrary.sendEmail(recipients.toArray(new String[]{}), subject, message);

            LOGGER.debug("Sending mail to Recipients: " + recipients + " Subject: " + subject + " Message: " + message);

        } catch (Exception e) {

            LOGGER.error("Error sending mail to Recipients: " + recipients + " Subject: " + subject + " Message: " + message, e);

            throw new Exception(e);

        }*/

    }

    private String getEmailProperty(String key) {

        return pLoader.getProperties().getProperty(key);

    }

    public void setSpecialRecipients(String specialRecipients) {

        String[] recps = specialRecipients.split(",");

        for (String recp : recps) {

            recp = recp.trim();

            this.specialRecipients.add(recp);

        }

    }

    public void setOverride(boolean override) {

        this.override = override;

    }

    public void setOverrideEmail(String overrideEmail) {

        this.overrideEmail = overrideEmail;

    }

    public String getFrom() {

        return from;

    }

    public void setFrom(String from) {

        this.from = from;

    }

    public boolean isLogonly() {

        return logonly;

    }

    public void setLogonly(boolean logonly) {

        this.logonly = logonly;

    }

}