102 lines
3.2 KiB
Go
102 lines
3.2 KiB
Go
// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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// PERFORMANCE OF THIS SOFTWARE.
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package docgen
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import (
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"bytes"
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_ "embed"
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"fmt"
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"html"
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"html/template"
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"strings"
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"time"
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"github.com/getprobo/probo/pkg/coredata"
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"github.com/yuin/goldmark"
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"github.com/yuin/goldmark/extension"
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gmhtml "github.com/yuin/goldmark/renderer/html"
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)
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var (
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//go:embed template.html
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htmlTemplateContent string
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templateFuncs = template.FuncMap{
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"now": func() time.Time { return time.Now() },
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"eq": func(a, b string) bool { return a == b },
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"string": func(v fmt.Stringer) string { return v.String() },
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"lower": func(s string) string { return strings.ToLower(s) },
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"classificationString": func(c Classification) string { return string(c) },
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"formatContent": func(content string) template.HTML {
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md := goldmark.New(
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goldmark.WithExtensions(extension.Table),
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goldmark.WithRendererOptions(
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gmhtml.WithUnsafe(),
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),
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)
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var buf bytes.Buffer
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if err := md.Convert([]byte(content), &buf); err != nil {
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return template.HTML(fmt.Sprintf("<p>%s</p>", html.EscapeString(content)))
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}
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return template.HTML(buf.String())
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},
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"imgTag": func(src, alt, class string) template.HTML {
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return template.HTML(fmt.Sprintf(`<img src="%s" alt="%s" class="%s">`, html.EscapeString(src), html.EscapeString(alt), html.EscapeString(class)))
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},
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}
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documentTemplate = template.Must(template.New("document").Funcs(templateFuncs).Parse(htmlTemplateContent))
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)
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type (
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Classification string
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DocumentData struct {
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Title string
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Content string
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Version int
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Classification Classification
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Approver string
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Description string
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PublishedAt *time.Time
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Signatures []SignatureData
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CompanyHorizontalLogoBase64 string
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}
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SignatureData struct {
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SignedBy string
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SignedAt *time.Time
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State coredata.DocumentVersionSignatureState
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RequestedAt time.Time
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}
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)
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const (
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ClassificationPublic Classification = "PUBLIC"
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ClassificationInternal Classification = "INTERNAL"
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ClassificationConfidential Classification = "CONFIDENTIAL"
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ClassificationSecret Classification = "SECRET"
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)
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func RenderHTML(data DocumentData) ([]byte, error) {
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var buf bytes.Buffer
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if err := documentTemplate.Execute(&buf, data); err != nil {
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return nil, fmt.Errorf("cannot execute template: %w", err)
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}
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return buf.Bytes(), nil
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}
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