Add support for Zypper

.woodpecker/build.yml

@@ -11,6 +11,8 @@ steps:
     image: golang:1.23.6
     commands:
       - go build
+    environment:
+      CGO_ENABLED: 0
     when:
       - event: tag
 

.woodpecker/manifest.yml

@@ -6,9 +6,9 @@ steps:
     image: gcr.io/go-containerregistry/crane:debug
     entrypoint: ["/busybox/sh", "-c", "echo $CI_SCRIPT | base64 -d | /busybox/sh -e"]
     commands:
-      - crane auth login -u elara6331 -p $REGISTRY_TOKEN gitea.elara.ws
+      - "crane auth login -u elara6331 -p $REGISTRY_TOKEN gitea.elara.ws"
-      - crane index append -m gitea.elara.ws/elara6331/distrohop:amd64 -m gitea.elara.ws/elara6331/distrohop:arm64 -t gitea.elara.ws/elara6331/distrohop:latest
+      - "crane index append -m gitea.elara.ws/elara6331/distrohop:amd64 -m gitea.elara.ws/elara6331/distrohop:arm64 -t gitea.elara.ws/elara6331/distrohop:latest"
-      - crane index append -m gitea.elara.ws/elara6331/distrohop:amd64 -m gitea.elara.ws/elara6331/distrohop:arm64 -t gitea.elara.ws/elara6331/distrohop:${CI_COMMIT_TAG}
+      - "crane index append -m gitea.elara.ws/elara6331/distrohop:amd64 -m gitea.elara.ws/elara6331/distrohop:arm64 -t gitea.elara.ws/elara6331/distrohop:${CI_COMMIT_TAG}"
     environment:
       REGISTRY_TOKEN:
         from_secret: gitea_token

README.md

@@ -8,7 +8,7 @@
 
 ---
 
-**DistroHop** is a tool that helps you compare Linux packages across different distributions. It lets you search for a package from one distro in another's repositories or look for a specific item you need.
+**DistroHop** is a tool that helps you compare Linux packages across different distributions. It lets you search for a package from one distro in another's repositories or look for a specific item you need. You can try it out at [hop.lure.sh](https://hop.lure.sh/)
 
 ## How does it work?
 

add-icon.sh

@@ -2,7 +2,7 @@
 iconset="${1%%:*}"
 icon="${1#*:}"
 
-BASE_DIR="./cmd/distrohop/assets/icons"
+BASE_DIR="./assets/icons"
 
 mkdir -p "$BASE_DIR/$iconset"
 wget -4 -O "$BASE_DIR/$iconset/$icon.svg" "https://api.iconify.design/$iconset/$icon.svg"

assets/icons/material-symbols/info-outline.svg

@@ -0,0 +1 @@
+<svg id="icon" xmlns="http://www.w3.org/2000/svg" width="100%" height="100%" viewBox="0 0 24 24"><path fill="currentColor" d="M11 17h2v-6h-2zm1-8q.425 0 .713-.288T13 8t-.288-.712T12 7t-.712.288T11 8t.288.713T12 9m0 13q-2.075 0-3.9-.788t-3.175-2.137T2.788 15.9T2 12t.788-3.9t2.137-3.175T8.1 2.788T12 2t3.9.788t3.175 2.137T21.213 8.1T22 12t-.788 3.9t-2.137 3.175t-3.175 2.138T12 22m0-2q3.35 0 5.675-2.325T20 12t-2.325-5.675T12 4T6.325 6.325T4 12t2.325 5.675T12 20m0-8"/></svg>

internal/index/common.go

@@ -0,0 +1,20 @@
+package index
+
+import "strings"
+
+type repomd struct {
+	Locations []location `xml:"data>location"`
+}
+
+type location struct {
+	Href string `xml:"href,attr"`
+}
+
+func (r repomd) getFilelists() string {
+	for _, loc := range r.Locations {
+		if strings.Contains(loc.Href, "filelists.xml") {
+			return loc.Href
+		}
+	}
+	return ""
+}

internal/index/dnf.go

@@ -27,7 +27,6 @@ import (
 	"context"
 	"encoding/xml"
 	"errors"
-	"fmt"
 	"io"
 	"net/http"
 	"net/url"
@@ -37,23 +36,6 @@ import (
 	"go.elara.ws/distrohop/internal/tags"
 )
 
-type repomd struct {
-	Locations []location `xml:"data>location"`
-}
-
-type location struct {
-	Href string `xml:"href,attr"`
-}
-
-func (r repomd) getGzipFile() string {
-	for _, loc := range r.Locations {
-		if strings.HasSuffix(loc.Href, "filelists.xml.gz") {
-			return loc.Href
-		}
-	}
-	return "<unknown>"
-}
-
 type DNF struct{}
 
 func (DNF) Name() string {
@@ -65,10 +47,9 @@ func (DNF) IndexURL(baseURL, version, repo, arch string) ([]string, error) {
 	if err != nil {
 		return nil, err
 	}
-	repomdPath := fmt.Sprintf("/pub/fedora/linux/releases/%s/%s/%s/os/repodata/repomd.xml", version, repo, arch)
+	
-	u.Path = repomdPath
+	repomdURL := u.JoinPath("linux/releases", version, repo, arch, "os/repodata/repomd.xml")
-
+	res, err := http.Get(repomdURL.String())
-	res, err := http.Get(u.String())
 	if err != nil {
 		return nil, err
 	}
@@ -80,13 +61,13 @@ func (DNF) IndexURL(baseURL, version, repo, arch string) ([]string, error) {
 		return nil, err
 	}
 
-	gzipFile := data.getGzipFile()
+	filelists := data.getFilelists()
-	if gzipFile == "" {
+	if filelists == "" {
-		return nil, errors.New("no gzip file found in repomd.xml")
+		return nil, errors.New("no filelists found in repomd.xml")
 	}
-
+	
-	u.Path = fmt.Sprintf("/pub/fedora/linux/releases/%s/%s/%s/os/%s", version, repo, arch, gzipFile)
+	filelistsURL := u.JoinPath("linux/releases", version, repo, arch, "os", filelists)
-	return []string{u.String()}, nil
+	return []string{filelistsURL.String()}, nil
 }
 
 func (DNF) ReadPkgData(r io.Reader, out chan Record) {

internal/index/index.go

@@ -47,6 +47,7 @@ var importers = []Importer{
 	APT{},
 	DNF{},
 	Pacman{},
+	Zypper{},
 }
 
 // GetImporter gets an importer by its name

internal/index/zypper.go

@@ -0,0 +1,69 @@
+/*
+ * distrohop - A utility for correlating and identifying equivalent software
+ * packages across different Linux distributions
+ *
+ * Copyright (C) 2025 Elara Ivy <elara@elara.ws>
+ *
+ * This file is part of distrohop.
+ *
+ * distrohop is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * distrohop is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with distrohop.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package index
+
+import (
+	"encoding/xml"
+	"errors"
+	"io"
+	"net/http"
+	"net/url"
+)
+
+ type Zypper struct{}
+ 
+ func (Zypper) Name() string {
+	return "zypper"
+ }
+ 
+ func (Zypper) IndexURL(baseURL, version, repo, _ string) ([]string, error) {
+	u, err := url.ParseRequestURI(baseURL)
+	if err != nil {
+		return nil, err
+	}
+	
+	repomdURL := u.JoinPath(version, "repo", repo, "repodata/repomd.xml")
+	res, err := http.Get(repomdURL.String())
+	if err != nil {
+		return nil, err
+	}
+	defer res.Body.Close()
+ 
+	var data repomd
+	err = xml.NewDecoder(res.Body).Decode(&data)
+	if err != nil {
+		return nil, err
+	}
+ 
+	gzipFile := data.getFilelists()
+	if gzipFile == "" {
+		return nil, errors.New("no filelists found in repomd.xml")
+	}
+ 
+	filelistURL := u.JoinPath(version, "repo", repo, gzipFile)
+	return []string{filelistURL.String()}, nil
+ }
+ 
+ func (Zypper) ReadPkgData(r io.Reader, out chan Record) {
+ 	DNF{}.ReadPkgData(r, out)
+ }

main.go

@@ -97,7 +97,7 @@ func main() {
 				if err == nil {
 					// Add the index store to the combined store for the repo
 					cs.Add(s)
-				} else if err != nil {
+				} else {
 					log.Error("Error opening database", slog.Any("error", err))
 					os.Exit(1)
 				}

templates/base.html

@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html data-theme="dark">
     <head>
         <meta charset="utf-8">
         <meta name="viewport" content="width=device-width, initial-scale=1">

templates/home.html

@@ -54,7 +54,15 @@
 
     <div x-cloak x-transition:enter x-show="activeTab == 'pkg'" class="columns">
         <form x-data="{'suggestions': []}" class="column is-half is-offset-one-quarter has-text-centered" action="/search/pkg">
-            <label class="label" for="from">Search For:</label>
+            <label class="label mb-0" for="from">Search For:</label>
+            <div class="icon-text has-text-grey">
+                <span class="icon is-aligned">#icon("material-symbols/info-outline")</span>
+                <p class="is-size-7 has-text-grey">
+                    Try searching for archlinux
+                    <a href="/search/pkg?from=archlinux&pkg=firefox&in=debian-bookworm"><code>firefox</code></a>
+                    in debian-bookworm.
+                </p>
+            </div>
             <div class="field has-addons is-align-self-stretch" id="from">
                 <div class="control">
                     <span class="select">
@@ -80,12 +88,11 @@
                 </div>
             </div>
 
-            <label class="label" for="in">In:</label>
             <div class="field is-align-self-stretch" id="in">
                 <p class="control">
                     <span class="select is-fullwidth">
                         <select name="in" autocomplete="off" required>
-                            <option selected disabled value="">Select Repo...</option>
+                            <option selected disabled value="">Search In...</option>
                             #for(repo in cfg.Repos):
                                 <option>#(repo.Name)</option>
                             #!for
@@ -96,7 +103,7 @@
 
             <div class="field mt-4 is-align-self-stretch">
                 <p class="control">
-                    <button class="button is-dark is-rounded is-fullwidth" type="submit">
+                    <button class="button is-info is-inverted is-rounded is-fullwidth" type="submit">
                         <div class="icon-text">
                             <span class="icon is-aligned m-0">#icon("map/search")</span>
                             <span>Search</span>
@@ -110,11 +117,17 @@
     <div x-cloak x-data="{tags: []}" x-transition:enter x-show="activeTab == 'tags'" class="columns">
         <div class="column is-half is-offset-one-quarter has-text-centered">
             <form action="/search/tags" x-ref="tagsForm">
+                <template x-if="tags.length == 0">
+                    <div class="has-text-centered">
+                        <p class="is-size-5">Tags you add will appear here...</p>
+                    </div>
+                </template>
+                
                 <div class="field is-grouped is-grouped-multiline">
                     <template x-for="(tag, idx) in tags">
                         <div>
                             <div class="tags has-addons">
-                                <span class="tag is-dark has-background-info-dark has-text-info-light" x-text="tag[0]"></span><span class="tag is-dark" x-text="tag[1]"></span><a class="tag is-delete m-0" @click.prevent="tags.splice(idx, 1)"></a>
+                                <span class="tag is-dark has-background-info-dark has-text-info-light" x-text="tag[0]"></span><span class="tag is-dark" x-text="tag[1]"></span><a class="tag is-dark is-delete m-0" @click.prevent="tags.splice(idx, 1)"></a>
                             </div>
                             <input class="is-hidden" name="tag" :value="tag.join('=')">
                         </div>
@@ -122,7 +135,17 @@
                     <span></span>
                 </div>
                 
-                <div class="mt-5 field has-addons">
+                <div class="icon-text mt-5 has-text-grey">
+                    <span class="icon is-aligned">#icon("material-symbols/info-outline")</span>
+                    <p class="is-size-7 has-text-grey">
+                        Try searching for
+                        <code class="is-clickable" @click="tags.push(['lib', 'pcre2-8'])">lib=pcre2-8</code>,
+                        <code class="is-clickable" @click="tags.push(['lib', 'libaudit.so.1'])">lib=libaudit.so.1</code>,
+                        <code class="is-clickable" @click="tags.push(['bin', 'firefox'])">bin=firefox</code>,
+                        etc.
+                    </p>
+                </div>
+                <div class="mt-0 field has-addons">
                     <div class="control is-expanded">
                         <input @keydown.comma.prevent="pushTag(tags, $refs.newTagInput)" class="input" x-ref="newTagInput" placeholder="bin=nano">
                     </div>
@@ -149,7 +172,7 @@
                     </p>
                 </div>
                 
-                <button class="button is-dark is-rounded is-fullwidth" type="submit">
+                <button class="button is-info is-inverted is-rounded is-fullwidth" type="submit">
                     <div class="icon-text">
                         <span class="icon is-aligned m-0">#icon("map/search")</span>
                         <span>Search</span>