230 lines
7.4 KiB
Go
230 lines
7.4 KiB
Go
package models
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import (
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"crypto/sha512"
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"encoding/hex"
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"fmt"
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"gogs.mikescher.com/BlackForestBytes/goext/dataext"
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"gogs.mikescher.com/BlackForestBytes/goext/langext"
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"gogs.mikescher.com/BlackForestBytes/goext/mathext"
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"gogs.mikescher.com/BlackForestBytes/goext/sq"
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"strconv"
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"strings"
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"time"
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)
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type MessageFilter struct {
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ConfirmedSubscriptionBy *UserID
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SearchString *[]string
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Sender *[]UserID
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Owner *[]UserID
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ChannelNameCS *[]string // case-sensitive
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ChannelNameCI *[]string // case-insensitive
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ChannelID *[]ChannelID
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SenderNameCS *[]string // case-sensitive
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SenderNameCI *[]string // case-insensitive
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SenderIP *[]string
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TimestampCoalesce *time.Time
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TimestampCoalesceAfter *time.Time
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TimestampCoalesceBefore *time.Time
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TimestampReal *time.Time
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TimestampRealAfter *time.Time
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TimestampRealBefore *time.Time
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TimestampClient *time.Time
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TimestampClientAfter *time.Time
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TimestampClientBefore *time.Time
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TitleCS *string // case-sensitive
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TitleCI *string // case-insensitive
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Priority *[]int
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UserMessageID *[]string
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}
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func (f MessageFilter) SQL() (string, string, sq.PP, error) {
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joinClause := ""
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if f.ConfirmedSubscriptionBy != nil {
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joinClause += " LEFT JOIN subscriptions subs on messages.channel_id = subs.channel_id "
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}
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if f.SearchString != nil {
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joinClause += " JOIN messages_fts mfts on (mfts.rowid = messages.scn_message_id) "
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}
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sqlClauses := make([]string, 0)
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params := sq.PP{}
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if f.ConfirmedSubscriptionBy != nil {
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sqlClauses = append(sqlClauses, "(subs.subscriber_user_id = :sub_uid AND subs.confirmed = 1)")
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params["sub_uid"] = *f.ConfirmedSubscriptionBy
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}
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if f.Sender != nil {
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filter := make([]string, 0)
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for i, v := range *f.Sender {
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filter = append(filter, fmt.Sprintf("(sender_user_id = :sender_%d)", i))
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params[fmt.Sprintf("sender_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.Owner != nil {
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filter := make([]string, 0)
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for i, v := range *f.Sender {
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filter = append(filter, fmt.Sprintf("(owner_user_id = :owner_%d)", i))
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params[fmt.Sprintf("owner_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.ChannelNameCI != nil {
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filter := make([]string, 0)
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for i, v := range *f.ChannelNameCI {
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filter = append(filter, fmt.Sprintf("(channel_name = :channelnameci_%d COLLATE NOCASE)", i))
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params[fmt.Sprintf("channelnameci_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.ChannelNameCS != nil {
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filter := make([]string, 0)
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for i, v := range *f.ChannelNameCS {
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filter = append(filter, fmt.Sprintf("(channel_name = :channelnamecs_%d COLLATE BINARY)", i))
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params[fmt.Sprintf("channelnamecs_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.ChannelID != nil {
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filter := make([]string, 0)
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for i, v := range *f.ChannelID {
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filter = append(filter, fmt.Sprintf("(channel_id = :channelid_%d)", i))
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params[fmt.Sprintf("channelid_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.SenderNameCI != nil {
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filter := make([]string, 0)
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for i, v := range *f.ChannelNameCI {
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filter = append(filter, fmt.Sprintf("(sender_name = :sendernameci_%d COLLATE NOCASE)", i))
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params[fmt.Sprintf("sendernameci_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "(sender_name IS NOT NULL AND ("+strings.Join(filter, " OR ")+"))")
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}
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if f.SenderNameCS != nil {
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filter := make([]string, 0)
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for i, v := range *f.ChannelNameCS {
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filter = append(filter, fmt.Sprintf("(sender_name = :sendernamecs_%d COLLATE BINARY)", i))
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params[fmt.Sprintf("sendernamecs_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "(sender_name IS NOT NULL AND ("+strings.Join(filter, " OR ")+"))")
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}
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if f.SenderIP != nil {
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filter := make([]string, 0)
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for i, v := range *f.SenderIP {
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filter = append(filter, fmt.Sprintf("(sender_ip = :senderip_%d)", i))
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params[fmt.Sprintf("senderip_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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if f.TimestampCoalesce != nil {
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sqlClauses = append(sqlClauses, "(COALESCE(timestamp_client, timestamp_real) = :ts_equals)")
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params["ts_equals"] = (*f.TimestampCoalesce).UnixMilli()
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}
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if f.TimestampCoalesceAfter != nil {
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sqlClauses = append(sqlClauses, "(COALESCE(timestamp_client, timestamp_real) > :ts_after)")
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params["ts_after"] = (*f.TimestampCoalesceAfter).UnixMilli()
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}
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if f.TimestampCoalesceBefore != nil {
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sqlClauses = append(sqlClauses, "(COALESCE(timestamp_client, timestamp_real) < :ts_before)")
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params["ts_before"] = (*f.TimestampCoalesceBefore).UnixMilli()
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}
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if f.TimestampReal != nil {
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sqlClauses = append(sqlClauses, "(timestamp_real = :ts_real_equals)")
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params["ts_real_equals"] = (*f.TimestampRealAfter).UnixMilli()
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}
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if f.TimestampRealAfter != nil {
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sqlClauses = append(sqlClauses, "(timestamp_real > :ts_real_after)")
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params["ts_real_after"] = (*f.TimestampRealAfter).UnixMilli()
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}
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if f.TimestampRealBefore != nil {
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sqlClauses = append(sqlClauses, "(timestamp_real < :ts_real_before)")
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params["ts_real_before"] = (*f.TimestampRealAfter).UnixMilli()
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}
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if f.TimestampClient != nil {
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sqlClauses = append(sqlClauses, "(timestamp_client IS NOT NULL AND timestamp_client = :ts_client_equals)")
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params["ts_client_equals"] = (*f.TimestampClient).UnixMilli()
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}
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if f.TimestampClientAfter != nil {
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sqlClauses = append(sqlClauses, "(timestamp_client IS NOT NULL AND timestamp_client > :ts_client_after)")
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params["ts_client_after"] = (*f.TimestampClientAfter).UnixMilli()
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}
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if f.TimestampClientBefore != nil {
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sqlClauses = append(sqlClauses, "(timestamp_client IS NOT NULL AND timestamp_client < :ts_client_before)")
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params["ts_client_before"] = (*f.TimestampClientBefore).UnixMilli()
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}
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if f.TitleCI != nil {
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sqlClauses = append(sqlClauses, "(title = :titleci COLLATE NOCASE)")
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params["titleci"] = *f.TitleCI
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}
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if f.TitleCS != nil {
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sqlClauses = append(sqlClauses, "(title = :titleci COLLATE BINARY)")
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params["titleci"] = *f.TitleCI
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}
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if f.Priority != nil {
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prioList := "(" + strings.Join(langext.ArrMap(*f.Priority, func(p int) string { return strconv.Itoa(p) }), ", ") + ")"
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sqlClauses = append(sqlClauses, "(priority IN "+prioList+")")
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}
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if f.UserMessageID != nil {
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filter := make([]string, 0)
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for i, v := range *f.UserMessageID {
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filter = append(filter, fmt.Sprintf("(usr_message_id = :usermessageid_%d)", i))
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params[fmt.Sprintf("usermessageid_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "(usr_message_id IS NOT NULL AND ("+strings.Join(filter, " OR ")+"))")
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}
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if f.SearchString != nil {
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filter := make([]string, 0)
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for i, v := range *f.SearchString {
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filter = append(filter, fmt.Sprintf("(messages_fts match :searchstring_%d)", i))
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params[fmt.Sprintf("searchstring_%d", i)] = v
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}
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sqlClauses = append(sqlClauses, "("+strings.Join(filter, " OR ")+")")
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}
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sqlClause := ""
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if len(sqlClauses) > 0 {
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sqlClause = strings.Join(sqlClauses, " AND ")
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} else {
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sqlClause = "1=1"
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}
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return sqlClause, joinClause, params, nil
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}
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func (f MessageFilter) Hash() string {
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bh, err := dataext.StructHash(f, dataext.StructHashOptions{HashAlgo: sha512.New()})
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if err != nil {
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return "00000000"
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}
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str := hex.EncodeToString(bh)
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return str[0:mathext.Min(8, len(bh))]
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}
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