POSIX Editions

From 6e880f8e07d7a4a12fe092ebcc495f8438206285 Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Mon, 2 Jan 2017 02:59:32 -0500 Subject: initial commit --- main.go | 190 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 main.go (limited to 'main.go') diff --git a/main.go b/main.go new file mode 100644 index 0000000..66a2588 --- /dev/null +++ b/main.go @@ -0,0 +1,190 @@ +package main + +import ( + "html/template" + "os" +) + +var urls = map[string]string{} +var names = map[string]string{} + +func (doc Document) URL() string { + if doc.ID == "" { + return "" + } + key := doc.Vendor.Name + "\000" + doc.ID + if _, have := urls[key]; !have { + urls[key] = doc.Vendor.GetURL(doc.ID) + } + return urls[key] +} + +func (doc Document) Name() string { + if doc.ID == "" { + var names []string + for _, full := range doc.Fulls() { + names = append(names, full.Name()) + } + switch len(names) { + case 0: + return "???" + case 1: + return names[0] + default: + // BUG(lukeshu): Handle un-IDed Documents with + // multiple IDed resellers. + panic("TODO") + } + } + key := doc.Vendor.Name + "\000" + doc.ID + if _, have := names[key]; !have { + names[key] = doc.Vendor.GetName(doc.ID, doc.URL()) + } + return names[key] +} + +func (doc Document) Fulls() []Document { + var ret []Document + for _, reseller := range doc.Resellers { + if doc.ID != "" && reseller.Vendor.Name == doc.Vendor.Name && reseller.ID == doc.ID { + continue + } + if reseller.Type == Full { + ret = append(ret, reseller) + } + } + return ret +} + +func (doc Document) Patches() []Document { + var ret []Document + for _, reseller := range doc.Resellers { + if doc.ID != "" && reseller.Vendor.Name == doc.Vendor.Name && reseller.ID == doc.ID { + continue + } + if reseller.Type == Patch { + ret = append(ret, reseller) + } + } + return ret +} + +func (doc Document) AsFull() *Document { + if doc.Vendor.Name == "" && doc.ID == "" { + return nil + } + ret := doc + ret.Resellers = ret.Fulls() + switch doc.Type { + case Full: + // Nothing to do + case Patch: + if len(ret.Resellers) == 0 { + return nil + } + ret.Type = Full + ret.ID = func() string { + var ids []string + for _, reseller := range ret.Resellers { + if reseller.Vendor.Name == doc.Vendor.Name { + ids = append(ids, reseller.ID) + } + } + switch len(ids) { + case 0: + return "" + case 1: + return ids[0] + default: + panic("wut") + } + }() + if ret.ID != "" { + ret.Resellers = ret.Fulls() + } + default: + panic("uhh") + } + return &ret +} + +func (doc Document) AsPatch() *Document { + if doc.Vendor.Name == "" && doc.ID == "" { + return nil + } + ret := doc + switch doc.Type { + case Full: + return nil + case Patch: + ret.Resellers = doc.Patches() + default: + panic("no") + } + return &ret +} + +func (ed Edition) DocsOrdered() []Document { + // This chould be O(n), but this niaeve implementation is + // O(n^2). It's OK, n is small. + s := make([]Document, len(Vendors)) + for i, vnd := range Vendors { + for _, doc := range ed.Docs { + if doc.Vendor.Name == vnd.Name { + s[i] = doc + } + } + } + return s +} + +var tmpl = `{{define "document"}}{{if .}} + {{if .URL}}{{.Name}}{{else}}{{.Name}}{{end}} + {{range .Resellers}} + ({{.Vendor.Name}}) + {{end}} +{{end}}{{end}} + + + + + POSIX Editions + + + +

There's a typo in the "standardNumber" in IEEE + Xplore's records forfor the 2004 edition of 1003.1; + it says 2014 instead or 2004. The actual document + says 2004 though.

+ + + {{range .Vendors}}{{end}} + {{range .Vendors}}{{end}} + {{range .Editions}} + + {{range .DocsOrdered}} + + {{end}} + {{end}} +

POSIX: C & Shell (1997-present)
	Full	Patch
	{{.Name}}
{{.Name}}	{{template "document" .AsFull}}	{{template "document" .AsPatch}}

+ + +` + +func main() { + err := template.Must(template.New("page").Parse(tmpl)).Execute(os.Stdout, map[string]interface{}{ + "Vendors": Vendors, + "Editions": Editions, + }) + if err != nil { + panic(err) + } +} -- cgit v1.2.3