added contact info support and the code for sending a password reminder

database/contactinfo.go

@@ -0,0 +1,102 @@
+/*
+ * Amsterdam Web Communities System
+ * Copyright (c) 2025 Erbosoft Metaverse Design Solutions, All Rights Reserved
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+// The database package contains database management and storage logic.
+package database
+
+import (
+	"fmt"
+	"sync"
+	"time"
+
+	lru "github.com/hashicorp/golang-lru"
+)
+
+// ContactInfo stores the contact information for a user or community.
+type ContactInfo struct {
+	ContactId    int32   `db:"contactid"`
+	GivenName    string  `db:"given_name"`
+	FamilyName   string  `db:"family_name"`
+	MiddleInit   string  `db:"middle_init"`
+	Prefix       *string `db:"prefix"`
+	Suffix       *string `db:"suffix"`
+	Company      *string `db:"company"`
+	Addr1        *string `db:"addr1"`
+	Addr2        *string `db:"addr2"`
+	Locality     *string `db:"locality"`
+	Region       *string `db:"region"`
+	PostalCode   *string `db:"pcode"`
+	Country      *string `db:"country"`
+	Phone        *string `db:"phone"`
+	Fax          *string `db:"fax"`
+	Mobile       *string `db:"mobile"`
+	Email        *string `db:"email"`
+	PrivateAddr  bool    `db:"pvt_addr"`
+	PrivatePhone bool    `db:"pvt_phone"`
+	PrivateFax   bool    `db:"pvt_fax"`
+	PrivateEmail bool    `db:"pvt_email"`
+	OwnerUid     int32   `db:"owner_uid"`
+	OwnerCommId  int32   `db:"owner_commid"`
+	PhotoURL     *string `db:"photo_url"`
+	URL          *string `db:"url"`
+	LastUpdate   *time.Time
+}
+
+// contactCache is the cache for ContactInfo objects.
+var contactCache *lru.TwoQueueCache = nil
+
+// getContactMutex is a mutex on AmGetContactInfo.
+var getContactMutex sync.Mutex
+
+// init initializes the contact info cache.
+func init() {
+	var err error
+	contactCache, err = lru.New2Q(100)
+	if err != nil {
+		panic(err)
+	}
+}
+
+// internalContactInfo retrieves the contact info from the database.
+func internalContactInfo(id int32) (*ContactInfo, error) {
+	var dbdata []ContactInfo
+	err := amdb.Select(&dbdata, "SELECT * from contacts WHERE contactid = ?", id)
+	if err == nil {
+		if len(dbdata) > 1 {
+			err = fmt.Errorf("internalContactInfo(%d): Too many responses (%d)", id, len(dbdata))
+		} else if len(dbdata) == 0 {
+			return nil, nil
+		} else {
+			return &(dbdata[0]), nil
+		}
+	}
+	return nil, err
+}
+
+/* AmGetContactInfo retrieves the contact info for a given identifier.
+ * Parameters:
+ *     id - The contact info ID top retrieve.
+ * Returns:
+ *
+ */
+func AmGetContactInfo(id int32) (*ContactInfo, error) {
+	getContactMutex.Lock()
+	defer getContactMutex.Unlock()
+	rc, ok := contactCache.Get(id)
+	if ok {
+		return rc.(*ContactInfo), nil
+	}
+	rc2, err := internalContactInfo(id)
+	if err == nil {
+		if rc2 != nil {
+			contactCache.Add(id, rc2)
+		}
+		return rc2, nil
+	}
+	return nil, err
+}

database/user.go

@@ -60,6 +60,14 @@ func init() {
 	}
 }
 
+// ContactInfo returns the contact info structure for the user.
+func (u *User) ContactInfo() (*ContactInfo, error) {
+	if u.ContactID < 0 {
+		return nil, nil
+	}
+	return AmGetContactInfo(u.ContactID)
+}
+
 /* AmGetUser returns a reference to the specified user.
  * Parameters:
  *     uid - The UID of the user.