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e286457990
**Backport:** https://codeberg.org/forgejo/forgejo/pulls/7337 - Massive replacement of changing `code.gitea.io/gitea` to `forgejo.org`. - Resolves forgejo/discussions#258 Co-authored-by: Gusted <postmaster@gusted.xyz> Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7354 Reviewed-by: Gusted <gusted@noreply.codeberg.org> Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org> Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package svg
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import (
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"fmt"
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"html/template"
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"path"
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"strings"
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gitea_html "forgejo.org/modules/html"
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"forgejo.org/modules/log"
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"forgejo.org/modules/public"
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)
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var svgIcons map[string]string
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const defaultSize = 16
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// Init discovers SVG icons and populates the `svgIcons` variable
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func Init() error {
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const svgAssetsPath = "assets/img/svg"
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files, err := public.AssetFS().ListFiles(svgAssetsPath)
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if err != nil {
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return err
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}
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svgIcons = make(map[string]string, len(files))
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for _, file := range files {
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if path.Ext(file) != ".svg" {
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continue
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}
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bs, err := public.AssetFS().ReadFile(svgAssetsPath, file)
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if err != nil {
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log.Error("Failed to read SVG file %s: %v", file, err)
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} else {
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svgIcons[file[:len(file)-4]] = string(Normalize(bs, defaultSize))
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}
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}
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return nil
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}
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// RenderHTML renders icons - arguments icon name (string), size (int), class (string)
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func RenderHTML(icon string, others ...any) template.HTML {
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size, class := gitea_html.ParseSizeAndClass(defaultSize, "", others...)
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if svgStr, ok := svgIcons[icon]; ok {
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// the code is somewhat hacky, but it just works, because the SVG contents are all normalized
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if size != defaultSize {
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svgStr = strings.Replace(svgStr, fmt.Sprintf(`width="%d"`, defaultSize), fmt.Sprintf(`width="%d"`, size), 1)
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svgStr = strings.Replace(svgStr, fmt.Sprintf(`height="%d"`, defaultSize), fmt.Sprintf(`height="%d"`, size), 1)
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}
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if class != "" {
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svgStr = strings.Replace(svgStr, `class="`, fmt.Sprintf(`class="%s `, class), 1)
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}
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return template.HTML(svgStr)
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}
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return ""
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}
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