huge changes that need more doucmenting

Blockchain Cache Global.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Blockchain Cache Global.go
+File Username:  Blockchain Cache Global.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Blockchain User.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Blockchain User.go
+File Username:  Blockchain User.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Bootstrap.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Bootstrap.go
+File Username:  Bootstrap.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Command Traverse.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Command Traverse.go
+File Username:  Command Traverse.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Commands.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Commands.go
+File Username:  Commands.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Config.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Settings.go
+File Username:  Settings.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Connection.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Connection.go
+File Username:  Connection.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

DHT Store.go

@@ -1,5 +1,5 @@
 /*
-File Name:  DHT Store.go
+File Username:  DHT Store.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Exit.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Exit.go
+File Username:  Exit.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

File Formats.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File Formats.go
+File Username:  File Formats.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Filter.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Filter.go
+File Username:  Filter.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Kademlia.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Kademlia.go
+File Username:  Kademlia.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Message Send.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Send.go
+File Username:  Message Send.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Network Detection.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network Detection.go
+File Username:  Network Detection.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Network IPv4 Broadcast.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network IPv4 Broadcast.go
+File Username:  Network IPv4 Broadcast.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Network IPv6 Multicast.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network IPv6 Multicast.go
+File Username:  Network IPv6 Multicast.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 
@@ -63,7 +63,7 @@ func (network *Network) MulticastIPv6Join() (err error) {
 	joinMulticastGroup := func(iface *net.Interface) (err error) {
 		pc := ipv6.NewPacketConn(network.multicastSocket)
 		if err := pc.JoinGroup(iface, &net.UDPAddr{IP: network.multicastIP}); err != nil {
-			//LogError("MulticastIPv6Join", "join multicast group iface '%s' multicast IP '%s' listen on IP '%s' port '%d': %v\n", iface.Name, network.multicastIP.String(), network.address.IP.String(), ipv6MulticastPort, err)
+			//LogError("MulticastIPv6Join", "join multicast group iface '%s' multicast IP '%s' listen on IP '%s' port '%d': %v\n", iface.Username, network.multicastIP.String(), network.address.IP.String(), ipv6MulticastPort, err)
 			return err
 		}
 

Network Init.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network Init.go
+File Username:  Network Init.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Network UPnP.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network UPnP.go
+File Username:  Network UPnP.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Network.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Network.go
+File Username:  Network.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Networks.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Networks.go
+File Username:  Networks.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Peer ID.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Peer ID.go
+File Username:  Peer ID.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Peernet.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Peernet.go
+File Username:  Peernet.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */
@@ -19,7 +19,7 @@ import (
 )
 
 // Init initializes the client. If the config file does not exist or is empty, a default one will be created.
-// The User Agent must be provided in the form "Application Name/1.0".
+// The User Agent must be provided in the form "Application Username/1.0".
 // The returned status is of type ExitX. Anything other than ExitSuccess indicates a fatal failure.
 func Init(UserAgent string, ConfigFilename string, Filters *Filters, ConfigOut interface{}) (backend *Backend, status int, err error) {
 	if UserAgent == "" {

Ping.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Ping.go
+File Username:  Ping.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Transfer Block.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Transfer Block.go
+File Username:  Transfer Block.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

Transfer UDT.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Transfer UDT.go
+File Username:  Transfer UDT.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Transfer Virtual Connection.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Transfer Virtual Connection.go
+File Username:  Transfer Virtual Connection.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

Warehouse.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Warehouse.go
+File Username:  Warehouse.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

blockchain/Block Record File.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Block Record File.go
+File Username:  Block Record File.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 
@@ -48,6 +48,8 @@ type BlockRecordFile struct {
 	Size           uint64               // Size of the file data
 	NodeID         []byte               // Node ID, owner of the file
 	Tags           []BlockRecordFileTag // Tags provide additional metadata
+	ProfileImage   []byte               // ProfileImage of the user who uploaded the file
+	Username       string               // Username of the User who uploaded the file
 }
 
 // BlockRecordFileTag provides metadata about the file.

blockchain/Block Record Profile.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Block Record Profile.go
+File Username:  Block Record Profile.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/Block Record.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Block Record.go
+File Username:  Block Record.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/Block.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Block.go
+File Username:  Block.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/Blockchain.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Blockchain.go
+File Username:  Blockchain.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/File Tag.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File Tag.go
+File Username:  File Tag.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 
@@ -16,7 +16,7 @@ import (
 
 // List of defined file tags. Virtual tags are generated at runtime and are read-only. They cannot be stored on the blockchain.
 const (
-	TagName          = 0 // Name of file.
+	TagName          = 0 // Username of file.
 	TagFolder        = 1 // Folder name.
 	TagDescription   = 2 // Arbitrary description of the file. May contain hashtags.
 	TagDateShared    = 3 // When the file was published on the blockchain. Virtual.

blockchain/File.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File.go
+File Username:  File.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/Multi.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Multi.go
+File Username:  Multi.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

blockchain/Profile Data.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Profile Data.go
+File Username:  Profile Data.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

blockchain/Profile.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Profile.go
+File Username:  Profile.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

blockchain/Test_test.go

@@ -167,7 +167,7 @@ func printFile(file BlockRecordFile) {
 	for _, tag := range file.Tags {
 		switch tag.Type {
 		case TagName:
-			fmt.Printf("  Name                %s\n", tag.Text())
+			fmt.Printf("  Username                %s\n", tag.Text())
 		case TagFolder:
 			fmt.Printf("  Folder              %s\n", tag.Text())
 		case TagDescription:

dht/DHT Lite.go

@@ -1,5 +1,5 @@
 /*
-File Name:  DHT Lite.go
+File Username:  DHT Lite.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

dht/Hash Table.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Hash Table.go
+File Username:  Hash Table.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

dht/Information Request.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Information Request.go
+File Username:  Information Request.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

dht/Node.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Node.go
+File Username:  Node.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

dht/Search Client.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search Client.go
+File Username:  Search Client.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

merkle/Fragment.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Fragment.go
+File Username:  Fragment.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

merkle/Merkle Tree.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Merkle Tree.go
+File Username:  Merkle Tree.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Command.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Command.go
+File Username:  Command.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

protocol/File Transfer.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File Transfer.go
+File Username:  File Transfer.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Hash.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Hash.go
+File Username:  Hash.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

protocol/Message Encoding Announcement.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding Announcement.go
+File Username:  Message Encoding Announcement.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

protocol/Message Encoding Get Block.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding Get Block.go
+File Username:  Message Encoding Get Block.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Message Encoding Response.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding Response.go
+File Username:  Message Encoding Response.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

protocol/Message Encoding Transfer.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding Transfer.go
+File Username:  Message Encoding Transfer.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Message Encoding Traverse.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding Traverse.go
+File Username:  Message Encoding Traverse.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

protocol/Message Encoding.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Message Encoding.go
+File Username:  Message Encoding.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Packet Encoding.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Packet Encoding.go
+File Username:  Packet Encoding.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Packet Lite.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Packet Lite.go
+File Username:  Packet Lite.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

protocol/Sequence.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Sequence.go
+File Username:  Sequence.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

sanitize/Sanitize.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Sanitize.go
+File Username:  Sanitize.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

search/Normalize.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Normalizing.go
+File name:  Normalizing.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

search/Search Index.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search Index.go
+File name:  Search Index.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

search/Search Term.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search Term.go
+File name:  Search Term.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

search/Text 2 Hash.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Text 2 Hash.go
+File name:  Text 2 Hash.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

store/Memory.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Memory.go
+File name:  Memory.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

store/Pebble.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Pebble.go
+File name:  Pebble.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

store/Pogreb.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Pogreb.go
+File Username:  Pogreb.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

store/Store.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Store.go
+File Username:  Store.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 

system/Execute.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Execute.go
+File Username:  Execute.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

system/Read Package.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Read Package.go
+File Username:  Read Package.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

upnp/UPnP.go

@@ -1,5 +1,5 @@
 /*
-File Name:  UPnP.go
+File Username:  UPnP.go
 Copyright:  2021 Peernet s.r.o.
 Author:     Peter Kleissner
 */

warehouse/Merkle.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Merkle.go
+File Username:  Merkle.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

warehouse/Store.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Store.go
+File Username:  Store.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

warehouse/Warehouse.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Warehouse.go
+File Username:  Warehouse.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */
@@ -93,7 +93,7 @@ func (wh *Warehouse) IterateFiles(Callback func(Hash []byte, Size int64) (Contin
 		name1 := file.Name()
 		_, err = hex.DecodeString(name1)
 
-		// we are only looking for directories. Name has to be "XXXX" hex chars only.
+		// we are only looking for directories. Username has to be "XXXX" hex chars only.
 		if !file.IsDir() || len(name1) != 4 || err != nil {
 			continue
 		}
@@ -108,7 +108,7 @@ func (wh *Warehouse) IterateFiles(Callback func(Hash []byte, Size int64) (Contin
 			name2 := file2.Name()
 			_, err = hex.DecodeString(name2)
 
-			// we are only looking for directories. Name has to be "XXXX" hex chars only.
+			// we are only looking for directories. Username has to be "XXXX" hex chars only.
 			if !file2.IsDir() || len(name2) != 4 || err != nil {
 				continue
 			}

webapi/API.go

@@ -1,5 +1,5 @@
 /*
-File Name:  API.go
+File Username:  API.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Blockchain.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Blockchain.go
+File Username:  Blockchain.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Download Transfer.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Download Transfer.go
+File Username:  Download Transfer.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 

webapi/Download.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Download.go
+File Username:  Download.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */
@@ -78,6 +78,8 @@ func (api *WebapiInstance) apiDownloadStart(w http.ResponseWriter, r *http.Reque
 
 	info := &downloadInfo{backend: api.Backend, api: api, id: uuid.New(), created: time.Now(), hash: hash, nodeID: nodeID}
 
+	api.Backend.LogError("Download.DownloadStart", "output %v", downloadInfo{backend: api.Backend, api: api, id: uuid.New(), created: time.Now(), hash: hash, nodeID: nodeID})
+
 	// create the file immediately
 	if info.initDiskFile(filePath) != nil {
 		EncodeJSON(api.Backend, w, r, apiResponseDownloadStatus{APIStatus: DownloadResponseFileInvalid})
@@ -90,6 +92,8 @@ func (api *WebapiInstance) apiDownloadStart(w http.ResponseWriter, r *http.Reque
 	// start the download!
 	go info.Start()
 
+	api.Backend.LogError("Download.DownloadStart", "output %v", apiResponseDownloadStatus{APIStatus: DownloadResponseSuccess, ID: info.id, DownloadStatus: DownloadWaitMetadata})
+
 	EncodeJSON(api.Backend, w, r, apiResponseDownloadStatus{APIStatus: DownloadResponseSuccess, ID: info.id, DownloadStatus: DownloadWaitMetadata})
 }
 
@@ -132,6 +136,8 @@ func (api *WebapiInstance) apiDownloadStatus(w http.ResponseWriter, r *http.Requ
 
 	info.RUnlock()
 
+	api.Backend.LogError("Download.DownloadStatus", "output %v", response)
+
 	EncodeJSON(api.Backend, w, r, response)
 }
 

webapi/File Detection.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File Detection.go
+File:  File Detection.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/File IO.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File IO.go
+File Username:  File IO.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/File.go

@@ -1,5 +1,5 @@
 /*
-File Name:  File.go
+File Username:  File.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */
@@ -8,6 +8,7 @@ package webapi
 
 import (
 	"net/http"
+	"strconv"
 	"time"
 
 	"github.com/PeernetOfficial/core"
@@ -31,24 +32,25 @@ type apiFileMetadata struct {
 
 // apiFile is the metadata of a file published on the blockchain
 type apiFile struct {
-	ID          uuid.UUID         `json:"id"`          // Unique ID.
-	Hash        []byte            `json:"hash"`        // Blake3 hash of the file data
-	Type        uint8             `json:"type"`        // File Type. For example audio or document. See TypeX.
-	Format      uint16            `json:"format"`      // File Format. This is more granular, for example PDF or Word file. See FormatX.
-	Size        uint64            `json:"size"`        // Size of the file
-	Folder      string            `json:"folder"`      // Folder, optional
-	Name        string            `json:"name"`        // Name of the file
-	Description string            `json:"description"` // Description. This is expected to be multiline and contain hashtags!
-	Date        time.Time         `json:"date"`        // Date shared
-	NodeID      []byte            `json:"nodeid"`      // Node ID, owner of the file. Read only.
-	Metadata    []apiFileMetadata `json:"metadata"`    // Additional metadata.
-	Profile     apiBlockRecordProfile
+	ID             uuid.UUID         `json:"id"`             // Unique ID.
+	Hash           []byte            `json:"hash"`           // Blake3 hash of the file data
+	Type           uint8             `json:"type"`           // File Type. For example audio or document. See TypeX.
+	Format         uint16            `json:"format"`         // File Format. This is more granular, for example PDF or Word file. See FormatX.
+	Size           uint64            `json:"size"`           // Size of the file
+	Folder         string            `json:"folder"`         // Folder, optional
+	Name           string            `json:"name"`           // Name of the file
+	Description    string            `json:"description"`    // Description. This is expected to be multiline and contain hashtags!
+	Date           time.Time         `json:"date"`           // Date shared
+	NodeID         []byte            `json:"nodeid"`         // Node ID, owner of the file. Read only.
+	Metadata       []apiFileMetadata `json:"metadata"`       // Additional metadata.
+	ProfilePicture []byte            `json:"profilepicture"` // The Profile Picture of the user who uploaded the file
+	Username       string            `json:"username"`       // Username of the user who uploaded the file
 }
 
 // --- conversion from core to API data ---
 
 func blockRecordFileToAPI(input blockchain.BlockRecordFile) (output apiFile) {
-	output = apiFile{ID: input.ID, Hash: input.Hash, NodeID: input.NodeID, Type: input.Type, Format: input.Format, Size: input.Size, Metadata: []apiFileMetadata{}}
+	output = apiFile{ID: input.ID, Hash: input.Hash, NodeID: input.NodeID, Type: input.Type, Format: input.Format, Size: input.Size, ProfilePicture: input.ProfileImage, Username: input.Username, Metadata: []apiFileMetadata{}}
 
 	for _, tag := range input.Tags {
 		switch tag.Type {
@@ -193,16 +195,25 @@ func (api *WebapiInstance) apiBlockchainFileAdd(w http.ResponseWriter, r *http.R
 /*
 apiBlockchainFileList lists all files stored on the blockchain.
 
-Request:    GET /blockchain/file/list
+Request:    GET /blockchain/file/list?fileFormat=<file format>
 Response:   200 with JSON structure apiBlockAddFiles
 */
 func (api *WebapiInstance) apiBlockchainFileList(w http.ResponseWriter, r *http.Request) {
 	files, status := api.Backend.UserBlockchain.ListFiles()
 
+	r.ParseForm()
+	// filter based on file type
+	fileType, err := strconv.Atoi(r.Form.Get("fileFormat"))
+
 	var result apiBlockAddFiles
 
 	for _, file := range files {
-		result.Files = append(result.Files, blockRecordFileToAPI(file))
+		apiFile := blockRecordFileToAPI(file)
+		if apiFile.Format == uint16(fileType) {
+			result.Files = append(result.Files, apiFile)
+		} else if err != nil {
+			result.Files = append(result.Files, apiFile)
+		}
 	}
 
 	result.Status = status

webapi/GeoIP.go

@@ -1,5 +1,5 @@
 /*
-File Name:  GeoIP.go
+File Username:  GeoIP.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 

webapi/HTTP Range.go

@@ -1,5 +1,5 @@
 /*
-File Name:  HTTP Range.go
+File Username:  HTTP Range.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Profile.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Profile.go
+File Username:  Profile.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Search Dispatch.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search Dispatch.go
+File Username:  Search Dispatch.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Search Job.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search Job.go
+File Username:  Search Job.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */
@@ -257,7 +257,7 @@ func (job *SearchJob) isFileFiltered(file *apiFile) bool {
 	return true
 }
 
-// SortFiles sorts a list of files. It returns a sorted list. 0 = no sorting, 1 = Relevance ASC, 2 = Relevance DESC, 3 = Date ASC, 4 = Date DESC, 5 = Name ASC, 6 = Name DESC
+// SortFiles sorts a list of files. It returns a sorted list. 0 = no sorting, 1 = Relevance ASC, 2 = Relevance DESC, 3 = Date ASC, 4 = Date DESC, 5 = Username ASC, 6 = Username DESC
 func SortFiles(files []*apiFile, Sort int) (sorted []*apiFile) {
 	switch Sort {
 	case SortRelevanceAsc:

webapi/Search.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Search.go
+File Username:  Search.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 
@@ -353,7 +353,7 @@ func (api *WebapiInstance) apiSearchStatistic(w http.ResponseWriter, r *http.Req
 apiExplore returns recently shared files in Peernet. Results are returned in real-time. The file type is an optional filter. See TypeX.
 Special type -2 = Binary, Compressed, Container, Executable. This special type includes everything except Documents, Video, Audio, Ebooks, Picture, Text.
 
-Request:    GET /explore?limit=[max records]&type=[file type]&offset=[offset]
+Request:    GET /explore?limit=[max records]&type=[file type]&offset=[offset]&node=[nodeID]
 Result:     200 with JSON structure SearchResult. Check the field status.
 */
 func (api *WebapiInstance) apiExplore(w http.ResponseWriter, r *http.Request) {
@@ -369,7 +369,14 @@ func (api *WebapiInstance) apiExplore(w http.ResponseWriter, r *http.Request) {
 		fileType = -1
 	}
 
-	result := api.ExploreHelper(fileType, limit, offset, []byte{}, false)
+	var result *SearchResult
+
+	NodeId, valid := DecodeBlake3Hash(r.Form.Get("node"))
+	if valid {
+		result = api.ExploreHelper(fileType, limit, offset, NodeId, true)
+	} else {
+		result = api.ExploreHelper(fileType, limit, offset, []byte{}, false)
+	}
 
 	EncodeJSON(api.Backend, w, r, result)
 }

webapi/Shared Recent.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Shared Recent.go
+File Username:  Shared Recent.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */
@@ -18,7 +18,6 @@ func (api *WebapiInstance) queryRecentShared(backend *core.Backend, fileType int
 	if limitPeer == 0 {
 		limitPeer = 1
 	}
-
 	// Assign peer list as an empty array
 	var peerList []*core.PeerInfo
 
@@ -45,10 +44,37 @@ func (api *WebapiInstance) queryRecentShared(backend *core.Backend, fileType int
 
 		var filesFromPeer uint64
 
+		var ProfileImage []byte
+		var Name string
+
+		ProfileNameFound := false
+		ProfilePictureFound := false
+
+		// First iteration of the entire blockchain to search for the profile
+		// image and Username of the user
+		for blockN1 := peer.BlockchainHeight - 1; blockN1 > 0; blockN1-- {
+			blockDecoded, _, found, _ := backend.ReadBlock(peer.PublicKey, peer.BlockchainVersion, blockN1)
+			if !found {
+				continue
+			}
+			// Adding profile image and Username to the output
+			for raw := range blockDecoded.Block.RecordsRaw {
+				if blockDecoded.Block.RecordsRaw[raw].Type == blockchain.ProfilePicture && !ProfilePictureFound {
+					ProfileImage = blockDecoded.Block.RecordsRaw[raw].Data
+					ProfilePictureFound = true
+				}
+				if blockDecoded.Block.RecordsRaw[raw].Type == blockchain.ProfileName && !ProfileNameFound {
+					Name = string(blockDecoded.Block.RecordsRaw[raw].Data[:])
+					ProfileNameFound = true
+				}
+			}
+		}
+
 		// decode blocks from top down
 	blockLoop:
 		for blockN := peer.BlockchainHeight - 1; blockN > 0; blockN-- {
 			blockDecoded, _, found, _ := backend.ReadBlock(peer.PublicKey, peer.BlockchainVersion, blockN)
+
 			if !found {
 				continue
 			}
@@ -62,6 +88,11 @@ func (api *WebapiInstance) queryRecentShared(backend *core.Backend, fileType int
 						file.Tags = append(file.Tags, blockchain.TagFromText(blockchain.TagSharedByGeoIP, sharedByGeoIP))
 					}
 
+					// Add profile image
+					file.ProfileImage = ProfileImage
+					// Add profile name
+					file.Username = Name
+
 					// found a new file! append.
 					if filesFromPeer < limitPeer {
 						filesFromPeer++

webapi/Status.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Status.go
+File Username:  Status.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */

webapi/Warehouse.go

@@ -1,5 +1,5 @@
 /*
-File Name:  Warehouse.go
+File Username:  Warehouse.go
 Copyright:  2021 Peernet Foundation s.r.o.
 Author:     Peter Kleissner
 */