gosora/cmd/common_hook_gen/hookgen.go

111 lines
3.5 KiB
Go

package hookgen
import (
"bytes"
"log"
"os"
"text/template"
)
type HookVars struct {
Imports []string
Hooks []Hook
}
type Hook struct {
Name string
Params string
Params2 string
Ret string
Type string
Any bool
MultiHook bool
Skip bool
DefaultRet string
Pure string
}
func AddHooks(add func(name, params, ret, htype string, multiHook, skip bool, defaultRet, pure string)) {
vhookskip := func(name, params string) {
add(name, params, "(bool,RouteError)", "VhookSkippable_", false, true, "false,nil", "")
}
vhookskip("forum_check_pre_perms", "w http.ResponseWriter,r *http.Request,u *User,fid *int,h *Header")
vhookskip("router_after_filters", "w http.ResponseWriter,r *http.Request,prefix string")
vhookskip("router_pre_route", "w http.ResponseWriter,r *http.Request,u *User,prefix string")
vhookskip("route_forum_list_start", "w http.ResponseWriter,r *http.Request,u *User,h *Header")
vhookskip("route_topic_list_start", "w http.ResponseWriter,r *http.Request,u *User,h *Header")
vhookskip("route_attach_start", "w http.ResponseWriter,r *http.Request,u *User,fname string")
vhookskip("route_attach_post_get", "w http.ResponseWriter,r *http.Request,u *User,a *Attachment")
vhooknoret := func(name, params string) {
add(name, params, "", "Vhooks", false, false, "false,nil", "")
}
vhooknoret("router_end", "w http.ResponseWriter,r *http.Request,u *User,prefix string,extraData string")
vhooknoret("topic_reply_row_assign", "r *ReplyUser")
vhooknoret("counters_perf_tick_row", "low int64,high int64,avg int64")
//forums_frow_assign
//Hook(name string, data interface{}) interface{}
/*hook := func(name, params, ret, pure string) {
add(name,params,ret,"Hooks",true,false,ret,pure)
}*/
hooknoret := func(name, params string) {
add(name, params, "", "HooksNoRet", true, false, "", "")
}
hooknoret("forums_frow_assign", "f *Forum")
hookskip := func(name, params string) {
add(name, params, "(skip bool)", "HooksSkip", true, true, "", "")
}
//hookskip("forums_frow_assign","f *Forum")
hookskip("topic_create_frow_assign", "f *Forum")
hookss := func(name string) {
add(name, "d string", "string", "Sshooks", true, false, "", "d")
}
hookss("topic_ogdesc_assign")
}
func Write(hookVars HookVars) {
fileData := `// Code generated by Gosora's Hook Generator. DO NOT EDIT.
/* This file was automatically generated by the software. Please don't edit it as your changes may be overwritten at any moment. */
package common
import ({{range .Imports}}
"{{.}}"{{end}}
)
{{range .Hooks}}
func H_{{.Name}}_hook(t *HookTable,{{.Params}}) {{.Ret}} { {{if .Any}}
{{if .MultiHook}}for _, hook := range t.{{.Type}}["{{.Name}}"] {
{{if .Skip}}if skip = hook({{.Params2}}); skip {
break
}{{else}}{{if .Pure}}{{.Pure}} = {{else if .Ret}}return {{end}}hook({{.Params2}}){{end}}
}{{else}}hook := t.{{.Type}}["{{.Name}}"]
if hook != nil {
{{if .Ret}}return {{end}}hook({{.Params2}})
} {{end}}{{end}}{{if .Pure}}
return {{.Pure}}{{else if .Ret}}
return {{.DefaultRet}}{{end}}
}{{end}}
`
tmpl := template.Must(template.New("hooks").Parse(fileData))
var b bytes.Buffer
if e := tmpl.Execute(&b, hookVars); e != nil {
log.Fatal(e)
}
err := writeFile("./common/gen_extend.go", b.String())
if err != nil {
log.Fatal(err)
}
}
func writeFile(name, body string) error {
f, e := os.Create(name)
if e != nil {
return e
}
if _, e = f.WriteString(body); e != nil {
return e
}
if e = f.Sync(); e != nil {
return e
}
return f.Close()
}