mirror of
https://github.com/knadh/listmonk.git
synced 2024-11-10 17:13:04 +08:00
537 lines
19 KiB
Go
537 lines
19 KiB
Go
package core
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import (
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"context"
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"database/sql"
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"encoding/json"
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"fmt"
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"net/http"
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"strings"
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"github.com/gofrs/uuid/v5"
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"github.com/knadh/listmonk/models"
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"github.com/labstack/echo/v4"
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"github.com/lib/pq"
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)
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// GetSubscriber fetches a subscriber by one of the given params.
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func (c *Core) GetSubscriber(id int, uuid, email string) (models.Subscriber, error) {
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var uu interface{}
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if uuid != "" {
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uu = uuid
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}
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var out models.Subscribers
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if err := c.q.GetSubscriber.Select(&out, id, uu, email); err != nil {
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c.log.Printf("error fetching subscriber: %v", err)
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return models.Subscriber{}, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching",
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"name", "{globals.terms.subscriber}", "error", pqErrMsg(err)))
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}
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if len(out) == 0 {
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return models.Subscriber{}, echo.NewHTTPError(http.StatusBadRequest,
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c.i18n.Ts("globals.messages.notFound", "name",
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fmt.Sprintf("{globals.terms.subscriber} (%d: %s%s)", id, uuid, email)))
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}
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if err := out.LoadLists(c.q.GetSubscriberListsLazy); err != nil {
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c.log.Printf("error loading subscriber lists: %v", err)
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return models.Subscriber{}, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching",
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"name", "{globals.terms.lists}", "error", pqErrMsg(err)))
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}
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return out[0], nil
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}
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// GetSubscribersByEmail fetches a subscriber by one of the given params.
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func (c *Core) GetSubscribersByEmail(emails []string) (models.Subscribers, error) {
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var out models.Subscribers
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if err := c.q.GetSubscribersByEmails.Select(&out, pq.Array(emails)); err != nil {
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c.log.Printf("error fetching subscriber: %v", err)
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return nil, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscriber}", "error", pqErrMsg(err)))
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}
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if len(out) == 0 {
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return nil, echo.NewHTTPError(http.StatusBadRequest, c.i18n.T("campaigns.noKnownSubsToTest"))
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}
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if err := out.LoadLists(c.q.GetSubscriberListsLazy); err != nil {
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c.log.Printf("error loading subscriber lists: %v", err)
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return nil, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.lists}", "error", pqErrMsg(err)))
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}
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return out, nil
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}
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// QuerySubscribers queries and returns paginated subscrribers based on the given params including the total count.
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func (c *Core) QuerySubscribers(query string, listIDs []int, subStatus string, order, orderBy string, offset, limit int) (models.Subscribers, int, error) {
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// There's an arbitrary query condition.
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cond := ""
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if query != "" {
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cond = " AND " + query
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}
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// Sort params.
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if !strSliceContains(orderBy, subQuerySortFields) {
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orderBy = "subscribers.id"
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}
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if order != SortAsc && order != SortDesc {
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order = SortDesc
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}
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// Required for pq.Array()
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if listIDs == nil {
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listIDs = []int{}
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}
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// Create a readonly transaction that just does COUNT() to obtain the count of results
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// and to ensure that the arbitrary query is indeed readonly.
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total, err := c.getSubscriberCount(cond, subStatus, listIDs)
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if err != nil {
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return nil, 0, err
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}
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// No results.
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if total == 0 {
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return models.Subscribers{}, 0, nil
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}
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// Run the query again and fetch the actual data. stmt is the raw SQL query.
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var out models.Subscribers
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stmt := fmt.Sprintf(c.q.QuerySubscribersCount, cond)
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stmt = strings.ReplaceAll(c.q.QuerySubscribers, "%query%", cond)
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stmt = strings.ReplaceAll(stmt, "%order%", orderBy+" "+order)
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tx, err := c.db.BeginTxx(context.Background(), &sql.TxOptions{ReadOnly: true})
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if err != nil {
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c.log.Printf("error preparing subscriber query: %v", err)
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return nil, 0, echo.NewHTTPError(http.StatusBadRequest, c.i18n.Ts("subscribers.errorPreparingQuery", "error", pqErrMsg(err)))
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}
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defer tx.Rollback()
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if err := tx.Select(&out, stmt, pq.Array(listIDs), subStatus, offset, limit); err != nil {
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return nil, 0, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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// Lazy load lists for each subscriber.
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if err := out.LoadLists(c.q.GetSubscriberListsLazy); err != nil {
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c.log.Printf("error fetching subscriber lists: %v", err)
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return nil, 0, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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return out, total, nil
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}
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// GetSubscriberLists returns a subscriber's lists based on the given conditions.
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func (c *Core) GetSubscriberLists(subID int, uuid string, listIDs []int, listUUIDs []string, subStatus string, listType string) ([]models.List, error) {
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if listIDs == nil {
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listIDs = []int{}
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}
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if listUUIDs == nil {
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listUUIDs = []string{}
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}
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var uu interface{}
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if uuid != "" {
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uu = uuid
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}
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// Fetch double opt-in lists from the given list IDs.
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// Get the list of subscription lists where the subscriber hasn't confirmed.
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out := []models.List{}
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if err := c.q.GetSubscriberLists.Select(&out, subID, uu, pq.Array(listIDs), pq.Array(listUUIDs), subStatus, listType); err != nil {
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c.log.Printf("error fetching lists for opt-in: %s", pqErrMsg(err))
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return nil, err
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}
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return out, nil
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}
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// GetSubscriberProfileForExport returns the subscriber's profile data as a JSON exportable.
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// Get the subscriber's data. A single query that gets the profile, list subscriptions, campaign views,
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// and link clicks. Names of private lists are replaced with "Private list".
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func (c *Core) GetSubscriberProfileForExport(id int, uuid string) (models.SubscriberExportProfile, error) {
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var uu interface{}
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if uuid != "" {
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uu = uuid
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}
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var out models.SubscriberExportProfile
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if err := c.q.ExportSubscriberData.Get(&out, id, uu); err != nil {
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c.log.Printf("error fetching subscriber export data: %v", err)
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return models.SubscriberExportProfile{}, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", err.Error()))
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}
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return out, nil
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}
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// ExportSubscribers returns an iterator function that provides lists of subscribers based
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// on the given criteria in an exportable form. The iterator function returned can be called
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// repeatedly until there are nil subscribers. It's an iterator because exports can be extremely
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// large and may have to be fetched in batches from the DB and streamed somewhere.
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func (c *Core) ExportSubscribers(query string, subIDs, listIDs []int, batchSize int) (func() ([]models.SubscriberExport, error), error) {
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// There's an arbitrary query condition.
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cond := ""
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if query != "" {
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cond = " AND " + query
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}
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stmt := fmt.Sprintf(c.q.QuerySubscribersForExport, cond)
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stmt = strings.ReplaceAll(c.q.QuerySubscribersForExport, "%query%", cond)
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// Verify that the arbitrary SQL search expression is read only.
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if cond != "" {
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tx, err := c.db.Unsafe().BeginTxx(context.Background(), &sql.TxOptions{ReadOnly: true})
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if err != nil {
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c.log.Printf("error preparing subscriber query: %v", err)
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return nil, echo.NewHTTPError(http.StatusBadRequest,
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c.i18n.Ts("subscribers.errorPreparingQuery", "error", pqErrMsg(err)))
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}
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defer tx.Rollback()
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if _, err := tx.Query(stmt, nil, 0, nil, 1); err != nil {
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return nil, echo.NewHTTPError(http.StatusBadRequest,
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c.i18n.Ts("subscribers.errorPreparingQuery", "error", pqErrMsg(err)))
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}
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}
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if subIDs == nil {
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subIDs = []int{}
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}
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if listIDs == nil {
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listIDs = []int{}
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}
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// Prepare the actual query statement.
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tx, err := c.db.Preparex(stmt)
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if err != nil {
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c.log.Printf("error preparing subscriber query: %v", err)
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return nil, echo.NewHTTPError(http.StatusBadRequest,
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c.i18n.Ts("subscribers.errorPreparingQuery", "error", pqErrMsg(err)))
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}
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id := 0
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return func() ([]models.SubscriberExport, error) {
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var out []models.SubscriberExport
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if err := tx.Select(&out, pq.Array(listIDs), id, pq.Array(subIDs), batchSize); err != nil {
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c.log.Printf("error exporting subscribers by query: %v", err)
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return nil, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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if len(out) == 0 {
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return nil, nil
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}
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id = out[len(out)-1].ID
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return out, nil
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}, nil
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}
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// InsertSubscriber inserts a subscriber and returns the ID. The first bool indicates if
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// it was a new subscriber, and the second bool indicates if the subscriber was sent an optin confirmation.
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// bool = optinSent?
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func (c *Core) InsertSubscriber(sub models.Subscriber, listIDs []int, listUUIDs []string, preconfirm bool) (models.Subscriber, bool, error) {
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uu, err := uuid.NewV4()
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if err != nil {
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c.log.Printf("error generating UUID: %v", err)
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return models.Subscriber{}, false, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUUID", "error", err.Error()))
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}
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sub.UUID = uu.String()
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subStatus := models.SubscriptionStatusUnconfirmed
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if preconfirm {
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subStatus = models.SubscriptionStatusConfirmed
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}
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if sub.Status == "" {
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sub.Status = models.UserStatusEnabled
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}
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// For pq.Array()
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if listIDs == nil {
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listIDs = []int{}
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}
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if listUUIDs == nil {
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listUUIDs = []string{}
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}
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if err = c.q.InsertSubscriber.Get(&sub.ID,
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sub.UUID,
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sub.Email,
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strings.TrimSpace(sub.Name),
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sub.Status,
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sub.Attribs,
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pq.Array(listIDs),
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pq.Array(listUUIDs),
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subStatus); err != nil {
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if pqErr, ok := err.(*pq.Error); ok && pqErr.Constraint == "subscribers_email_key" {
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return models.Subscriber{}, false, echo.NewHTTPError(http.StatusConflict, c.i18n.T("subscribers.emailExists"))
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} else {
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// return sub.Subscriber, errSubscriberExists
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c.log.Printf("error inserting subscriber: %v", err)
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return models.Subscriber{}, false, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorCreating", "name", "{globals.terms.subscriber}", "error", pqErrMsg(err)))
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}
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}
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// Fetch the subscriber's full data. If the subscriber already existed and wasn't
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// created, the id will be empty. Fetch the details by e-mail then.
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out, err := c.GetSubscriber(sub.ID, "", sub.Email)
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if err != nil {
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return models.Subscriber{}, false, err
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}
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hasOptin := false
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if !preconfirm && c.consts.SendOptinConfirmation {
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// Send a confirmation e-mail (if there are any double opt-in lists).
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num, _ := c.h.SendOptinConfirmation(out, listIDs)
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hasOptin = num > 0
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}
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return out, hasOptin, nil
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}
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// UpdateSubscriber updates a subscriber's properties.
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func (c *Core) UpdateSubscriber(id int, sub models.Subscriber) (models.Subscriber, error) {
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// Format raw JSON attributes.
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attribs := []byte("{}")
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if len(sub.Attribs) > 0 {
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if b, err := json.Marshal(sub.Attribs); err != nil {
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return models.Subscriber{}, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUpdating",
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"name", "{globals.terms.subscriber}", "error", err.Error()))
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} else {
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attribs = b
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}
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}
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_, err := c.q.UpdateSubscriber.Exec(id,
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sub.Email,
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strings.TrimSpace(sub.Name),
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sub.Status,
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json.RawMessage(attribs),
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)
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if err != nil {
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c.log.Printf("error updating subscriber: %v", err)
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return models.Subscriber{}, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUpdating", "name", "{globals.terms.subscriber}", "error", pqErrMsg(err)))
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}
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out, err := c.GetSubscriber(sub.ID, "", sub.Email)
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if err != nil {
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return models.Subscriber{}, err
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}
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return out, nil
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}
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// UpdateSubscriberWithLists updates a subscriber's properties.
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// If deleteLists is set to true, all existing subscriptions are deleted and only
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// the ones provided are added or retained.
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func (c *Core) UpdateSubscriberWithLists(id int, sub models.Subscriber, listIDs []int, listUUIDs []string, preconfirm, deleteLists bool) (models.Subscriber, bool, error) {
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subStatus := models.SubscriptionStatusUnconfirmed
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if preconfirm {
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subStatus = models.SubscriptionStatusConfirmed
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}
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// Format raw JSON attributes.
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attribs := []byte("{}")
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if len(sub.Attribs) > 0 {
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if b, err := json.Marshal(sub.Attribs); err != nil {
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return models.Subscriber{}, false, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUpdating",
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"name", "{globals.terms.subscriber}", "error", err.Error()))
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} else {
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attribs = b
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}
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}
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_, err := c.q.UpdateSubscriberWithLists.Exec(id,
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sub.Email,
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strings.TrimSpace(sub.Name),
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sub.Status,
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json.RawMessage(attribs),
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pq.Array(listIDs),
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pq.Array(listUUIDs),
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subStatus,
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deleteLists)
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if err != nil {
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c.log.Printf("error updating subscriber: %v", err)
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return models.Subscriber{}, false, echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUpdating", "name", "{globals.terms.subscriber}", "error", pqErrMsg(err)))
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}
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out, err := c.GetSubscriber(sub.ID, "", sub.Email)
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if err != nil {
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return models.Subscriber{}, false, err
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}
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hasOptin := false
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if !preconfirm && c.consts.SendOptinConfirmation {
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// Send a confirmation e-mail (if there are any double opt-in lists).
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num, _ := c.h.SendOptinConfirmation(out, listIDs)
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hasOptin = num > 0
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}
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return out, hasOptin, nil
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}
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// BlocklistSubscribers blocklists the given list of subscribers.
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func (c *Core) BlocklistSubscribers(subIDs []int) error {
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if _, err := c.q.BlocklistSubscribers.Exec(pq.Array(subIDs)); err != nil {
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c.log.Printf("error blocklisting subscribers: %v", err)
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return echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("subscribers.errorBlocklisting", "error", err.Error()))
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}
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return nil
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}
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// BlocklistSubscribersByQuery blocklists the given list of subscribers.
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func (c *Core) BlocklistSubscribersByQuery(query string, listIDs []int) error {
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if err := c.q.ExecSubQueryTpl(sanitizeSQLExp(query), c.q.BlocklistSubscribersByQuery, listIDs, c.db); err != nil {
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c.log.Printf("error blocklisting subscribers: %v", err)
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return echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("subscribers.errorBlocklisting", "error", pqErrMsg(err)))
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}
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return nil
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}
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// DeleteSubscribers deletes the given list of subscribers.
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func (c *Core) DeleteSubscribers(subIDs []int, subUUIDs []string) error {
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if subIDs == nil {
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subIDs = []int{}
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}
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if subUUIDs == nil {
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subUUIDs = []string{}
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}
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if _, err := c.q.DeleteSubscribers.Exec(pq.Array(subIDs), pq.Array(subUUIDs)); err != nil {
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c.log.Printf("error deleting subscribers: %v", err)
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return echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorDeleting", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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return nil
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}
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// DeleteSubscribersByQuery deletes subscribers by a given arbitrary query expression.
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func (c *Core) DeleteSubscribersByQuery(query string, listIDs []int) error {
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err := c.q.ExecSubQueryTpl(sanitizeSQLExp(query), c.q.DeleteSubscribersByQuery, listIDs, c.db)
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if err != nil {
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c.log.Printf("error deleting subscribers: %v", err)
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return echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorDeleting", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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return err
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}
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// UnsubscribeByCampaign unsubscribes a given subscriber from lists in a given campaign.
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func (c *Core) UnsubscribeByCampaign(subUUID, campUUID string, blocklist bool) error {
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if _, err := c.q.UnsubscribeByCampaign.Exec(campUUID, subUUID, blocklist); err != nil {
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c.log.Printf("error unsubscribing: %v", err)
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return echo.NewHTTPError(http.StatusInternalServerError,
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c.i18n.Ts("globals.messages.errorUpdating", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
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}
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return nil
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}
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|
|
// ConfirmOptionSubscription confirms a subscriber's optin subscription.
|
|
func (c *Core) ConfirmOptionSubscription(subUUID string, listUUIDs []string, meta models.JSON) error {
|
|
if meta == nil {
|
|
meta = models.JSON{}
|
|
}
|
|
|
|
if _, err := c.q.ConfirmSubscriptionOptin.Exec(subUUID, pq.Array(listUUIDs), meta); err != nil {
|
|
c.log.Printf("error confirming subscription: %v", err)
|
|
return echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorUpdating", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// DeleteSubscriberBounces deletes the given list of subscribers.
|
|
func (c *Core) DeleteSubscriberBounces(id int, uuid string) error {
|
|
var uu interface{}
|
|
if uuid != "" {
|
|
uu = uuid
|
|
}
|
|
|
|
if _, err := c.q.DeleteBouncesBySubscriber.Exec(id, uu); err != nil {
|
|
c.log.Printf("error deleting bounces: %v", err)
|
|
return echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorDeleting", "name", "{globals.terms.bounces}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// DeleteOrphanSubscribers deletes orphan subscriber records (subscribers without lists).
|
|
func (c *Core) DeleteOrphanSubscribers() (int, error) {
|
|
res, err := c.q.DeleteOrphanSubscribers.Exec()
|
|
if err != nil {
|
|
c.log.Printf("error deleting orphan subscribers: %v", err)
|
|
return 0, echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorDeleting", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
n, _ := res.RowsAffected()
|
|
return int(n), nil
|
|
}
|
|
|
|
// DeleteBlocklistedSubscribers deletes blocklisted subscribers.
|
|
func (c *Core) DeleteBlocklistedSubscribers() (int, error) {
|
|
res, err := c.q.DeleteBlocklistedSubscribers.Exec()
|
|
if err != nil {
|
|
c.log.Printf("error deleting blocklisted subscribers: %v", err)
|
|
return 0, echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorDeleting", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
n, _ := res.RowsAffected()
|
|
return int(n), nil
|
|
}
|
|
|
|
func (c *Core) getSubscriberCount(cond, subStatus string, listIDs []int) (int, error) {
|
|
// If there's no condition, it's a "get all" call which can probably be optionally pulled from cache.
|
|
if cond == "" {
|
|
_ = c.refreshCache(matListSubStats, false)
|
|
|
|
total := 0
|
|
if err := c.q.QuerySubscribersCountAll.Get(&total, pq.Array(listIDs), subStatus); err != nil {
|
|
return 0, echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
return total, nil
|
|
}
|
|
|
|
// Create a readonly transaction that just does COUNT() to obtain the count of results
|
|
// and to ensure that the arbitrary query is indeed readonly.
|
|
stmt := fmt.Sprintf(c.q.QuerySubscribersCount, cond)
|
|
tx, err := c.db.BeginTxx(context.Background(), &sql.TxOptions{ReadOnly: true})
|
|
if err != nil {
|
|
c.log.Printf("error preparing subscriber query: %v", err)
|
|
return 0, echo.NewHTTPError(http.StatusBadRequest, c.i18n.Ts("subscribers.errorPreparingQuery", "error", pqErrMsg(err)))
|
|
}
|
|
defer tx.Rollback()
|
|
|
|
// Execute the readonly query and get the count of results.
|
|
total := 0
|
|
if err := tx.Get(&total, stmt, pq.Array(listIDs), subStatus); err != nil {
|
|
return 0, echo.NewHTTPError(http.StatusInternalServerError,
|
|
c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.subscribers}", "error", pqErrMsg(err)))
|
|
}
|
|
|
|
return total, nil
|
|
}
|