add submodule diff links (#33097)

This adds links to submodules in diffs, similar to the existing link
when viewing a repo at a specific commit. It does this by expanding diff
parsing to recognize changes to submodules, and find the specific refs
that are added, deleted or changed.

Related #25888

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

assets/go-licenses.json

@@ -874,6 +874,11 @@
     "path": "github.com/mitchellh/mapstructure/LICENSE",
     "licenseText": "The MIT License (MIT)\n\nCopyright (c) 2013 Mitchell Hashimoto\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in\nall copies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\nTHE SOFTWARE.\n"
   },
+  {
+    "name": "github.com/mmcloughlin/avo",
+    "path": "github.com/mmcloughlin/avo/LICENSE",
+    "licenseText": "BSD 3-Clause License\n\nCopyright (c) 2018, Michael McLoughlin\nAll rights reserved.\n\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are met:\n\n* Redistributions of source code must retain the above copyright notice, this\n  list of conditions and the following disclaimer.\n\n* Redistributions in binary form must reproduce the above copyright notice,\n  this list of conditions and the following disclaimer in the documentation\n  and/or other materials provided with the distribution.\n\n* Neither the name of the copyright holder nor the names of its\n  contributors may be used to endorse or promote products derived from\n  this software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\"\nAND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\nIMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\nDISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE\nFOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\nDAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\nSERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER\nCAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,\nOR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n"
+  },
   {
     "name": "github.com/modern-go/concurrent",
     "path": "github.com/modern-go/concurrent/LICENSE",
@@ -937,7 +942,7 @@
   {
     "name": "github.com/pjbgf/sha1cd",
     "path": "github.com/pjbgf/sha1cd/LICENSE",
-    "licenseText": "                                 Apache License\n                           Version 2.0, January 2004\n                        http://www.apache.org/licenses/\n\n   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n   1. Definitions.\n\n      \"License\" shall mean the terms and conditions for use, reproduction,\n      and distribution as defined by Sections 1 through 9 of this document.\n\n      \"Licensor\" shall mean the copyright owner or entity authorized by\n      the copyright owner that is granting the License.\n\n      \"Legal Entity\" shall mean the union of the acting entity and all\n      other entities that control, are controlled by, or are under common\n      control with that entity. For the purposes of this definition,\n      \"control\" means (i) the power, direct or indirect, to cause the\n      direction or management of such entity, whether by contract or\n      otherwise, or (ii) ownership of fifty percent (50%) or more of the\n      outstanding shares, or (iii) beneficial ownership of such entity.\n\n      \"You\" (or \"Your\") shall mean an individual or Legal Entity\n      exercising permissions granted by this License.\n\n      \"Source\" form shall mean the preferred form for making modifications,\n      including but not limited to software source code, documentation\n      source, and configuration files.\n\n      \"Object\" form shall mean any form resulting from mechanical\n      transformation or translation of a Source form, including but\n      not limited to compiled object code, generated documentation,\n      and conversions to other media types.\n\n      \"Work\" shall mean the work of authorship, whether in Source or\n      Object form, made available under the License, as indicated by a\n      copyright notice that is included in or attached to the work\n      (an example is provided in the Appendix below).\n\n      \"Derivative Works\" shall mean any work, whether in Source or Object\n      form, that is based on (or derived from) the Work and for which the\n      editorial revisions, annotations, elaborations, or other modifications\n      represent, as a whole, an original work of authorship. For the purposes\n      of this License, Derivative Works shall not include works that remain\n      separable from, or merely link (or bind by name) to the interfaces of,\n      the Work and Derivative Works thereof.\n\n      \"Contribution\" shall mean any work of authorship, including\n      the original version of the Work and any modifications or additions\n      to that Work or Derivative Works thereof, that is intentionally\n      submitted to Licensor for inclusion in the Work by the copyright owner\n      or by an individual or Legal Entity authorized to submit on behalf of\n      the copyright owner. For the purposes of this definition, \"submitted\"\n      means any form of electronic, verbal, or written communication sent\n      to the Licensor or its representatives, including but not limited to\n      communication on electronic mailing lists, source code control systems,\n      and issue tracking systems that are managed by, or on behalf of, the\n      Licensor for the purpose of discussing and improving the Work, but\n      excluding communication that is conspicuously marked or otherwise\n      designated in writing by the copyright owner as \"Not a Contribution.\"\n\n      \"Contributor\" shall mean Licensor and any individual or Legal Entity\n      on behalf of whom a Contribution has been received by Licensor and\n      subsequently incorporated within the Work.\n\n   2. Grant of Copyright License. Subject to the terms and conditions of\n      this License, each Contributor hereby grants to You a perpetual,\n      worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n      copyright license to reproduce, prepare Derivative Works of,\n      publicly display, publicly perform, sublicense, and distribute the\n      Work and such Derivative Works in Source or Object form.\n\n   3. Grant of Patent License. Subject to the terms and conditions of\n      this License, each Contributor hereby grants to You a perpetual,\n      worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n      (except as stated in this section) patent license to make, have made,\n      use, offer to sell, sell, import, and otherwise transfer the Work,\n      where such license applies only to those patent claims licensable\n      by such Contributor that are necessarily infringed by their\n      Contribution(s) alone or by combination of their Contribution(s)\n      with the Work to which such Contribution(s) was submitted. If You\n      institute patent litigation against any entity (including a\n      cross-claim or counterclaim in a lawsuit) alleging that the Work\n      or a Contribution incorporated within the Work constitutes direct\n      or contributory patent infringement, then any patent licenses\n      granted to You under thiLine truncated
+    "licenseText": "                                 Apache License\n                           Version 2.0, January 2004\n                        http://www.apache.org/licenses/\n\n   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n   1. Definitions.\n\n      \"License\" shall mean the terms and conditions for use, reproduction,\n      and distribution as defined by Sections 1 through 9 of this document.\n\n      \"Licensor\" shall mean the copyright owner or entity authorized by\n      the copyright owner that is granting the License.\n\n      \"Legal Entity\" shall mean the union of the acting entity and all\n      other entities that control, are controlled by, or are under common\n      control with that entity. For the purposes of this definition,\n      \"control\" means (i) the power, direct or indirect, to cause the\n      direction or management of such entity, whether by contract or\n      otherwise, or (ii) ownership of fifty percent (50%) or more of the\n      outstanding shares, or (iii) beneficial ownership of such entity.\n\n      \"You\" (or \"Your\") shall mean an individual or Legal Entity\n      exercising permissions granted by this License.\n\n      \"Source\" form shall mean the preferred form for making modifications,\n      including but not limited to software source code, documentation\n      source, and configuration files.\n\n      \"Object\" form shall mean any form resulting from mechanical\n      transformation or translation of a Source form, including but\n      not limited to compiled object code, generated documentation,\n      and conversions to other media types.\n\n      \"Work\" shall mean the work of authorship, whether in Source or\n      Object form, made available under the License, as indicated by a\n      copyright notice that is included in or attached to the work\n      (an example is provided in the Appendix below).\n\n      \"Derivative Works\" shall mean any work, whether in Source or Object\n      form, that is based on (or derived from) the Work and for which the\n      editorial revisions, annotations, elaborations, or other modifications\n      represent, as a whole, an original work of authorship. For the purposes\n      of this License, Derivative Works shall not include works that remain\n      separable from, or merely link (or bind by name) to the interfaces of,\n      the Work and Derivative Works thereof.\n\n      \"Contribution\" shall mean any work of authorship, including\n      the original version of the Work and any modifications or additions\n      to that Work or Derivative Works thereof, that is intentionally\n      submitted to Licensor for inclusion in the Work by the copyright owner\n      or by an individual or Legal Entity authorized to submit on behalf of\n      the copyright owner. For the purposes of this definition, \"submitted\"\n      means any form of electronic, verbal, or written communication sent\n      to the Licensor or its representatives, including but not limited to\n      communication on electronic mailing lists, source code control systems,\n      and issue tracking systems that are managed by, or on behalf of, the\n      Licensor for the purpose of discussing and improving the Work, but\n      excluding communication that is conspicuously marked or otherwise\n      designated in writing by the copyright owner as \"Not a Contribution.\"\n\n      \"Contributor\" shall mean Licensor and any individual or Legal Entity\n      on behalf of whom a Contribution has been received by Licensor and\n      subsequently incorporated within the Work.\n\n   2. Grant of Copyright License. Subject to the terms and conditions of\n      this License, each Contributor hereby grants to You a perpetual,\n      worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n      copyright license to reproduce, prepare Derivative Works of,\n      publicly display, publicly perform, sublicense, and distribute the\n      Work and such Derivative Works in Source or Object form.\n\n   3. Grant of Patent License. Subject to the terms and conditions of\n      this License, each Contributor hereby grants to You a perpetual,\n      worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n      (except as stated in this section) patent license to make, have made,\n      use, offer to sell, sell, import, and otherwise transfer the Work,\n      where such license applies only to those patent claims licensable\n      by such Contributor that are necessarily infringed by their\n      Contribution(s) alone or by combination of their Contribution(s)\n      with the Work to which such Contribution(s) was submitted. If You\n      institute patent litigation against any entity (including a\n      cross-claim or counterclaim in a lawsuit) alleging that the Work\n      or a Contribution incorporated within the Work constitutes direct\n      or contributory patent infringement, then any patent licenses\n      granted to You under thiLine truncated
   },
   {
     "name": "github.com/pkg/errors",
@@ -1194,6 +1199,11 @@
     "path": "golang.org/x/time/rate/LICENSE",
     "licenseText": "Copyright 2009 The Go Authors.\n\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are\nmet:\n\n   * Redistributions of source code must retain the above copyright\nnotice, this list of conditions and the following disclaimer.\n   * Redistributions in binary form must reproduce the above\ncopyright notice, this list of conditions and the following disclaimer\nin the documentation and/or other materials provided with the\ndistribution.\n   * Neither the name of Google LLC nor the names of its\ncontributors may be used to endorse or promote products derived from\nthis software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\nLIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\nA PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\nOWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\nSPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\nLIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\nDATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\nTHEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n"
   },
+  {
+    "name": "golang.org/x/tools",
+    "path": "golang.org/x/tools/LICENSE",
+    "licenseText": "Copyright 2009 The Go Authors.\n\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are\nmet:\n\n   * Redistributions of source code must retain the above copyright\nnotice, this list of conditions and the following disclaimer.\n   * Redistributions in binary form must reproduce the above\ncopyright notice, this list of conditions and the following disclaimer\nin the documentation and/or other materials provided with the\ndistribution.\n   * Neither the name of Google LLC nor the names of its\ncontributors may be used to endorse or promote products derived from\nthis software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\nLIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\nA PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\nOWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\nSPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\nLIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\nDATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\nTHEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n"
+  },
   {
     "name": "google.golang.org/genproto/googleapis/rpc/status",
     "path": "google.golang.org/genproto/googleapis/rpc/status/LICENSE",

go.mod

@@ -24,7 +24,7 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.16.0
 	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.4.1
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358
-	github.com/ProtonMail/go-crypto v1.0.0
+	github.com/ProtonMail/go-crypto v1.1.4
 	github.com/PuerkitoBio/goquery v1.10.0
 	github.com/SaveTheRbtz/zstd-seekable-format-go/pkg v0.7.3
 	github.com/alecthomas/chroma/v2 v2.14.0
@@ -54,8 +54,8 @@ require (
 	github.com/go-chi/cors v1.2.1
 	github.com/go-co-op/gocron v1.37.0
 	github.com/go-enry/go-enry/v2 v2.9.1
-	github.com/go-git/go-billy/v5 v5.6.0
+	github.com/go-git/go-billy/v5 v5.6.1
-	github.com/go-git/go-git/v5 v5.12.0
+	github.com/go-git/go-git/v5 v5.13.1
 	github.com/go-ldap/ldap/v3 v3.4.8
 	github.com/go-redsync/redsync/v4 v4.13.0
 	github.com/go-sql-driver/mysql v1.8.1
@@ -106,7 +106,7 @@ require (
 	github.com/sassoftware/go-rpmutils v0.4.0
 	github.com/sergi/go-diff v1.3.2-0.20230802210424-5b0b94c5c0d3
 	github.com/shurcooL/vfsgen v0.0.0-20230704071429-0000e147ea92
-	github.com/stretchr/testify v1.9.0
+	github.com/stretchr/testify v1.10.0
 	github.com/syndtr/goleveldb v1.0.0
 	github.com/tstranex/u2f v1.0.0
 	github.com/ulikunitz/xz v0.5.12
@@ -118,14 +118,14 @@ require (
 	github.com/yuin/goldmark v1.7.8
 	github.com/yuin/goldmark-highlighting/v2 v2.0.0-20230729083705-37449abec8cc
 	github.com/yuin/goldmark-meta v1.1.0
-	golang.org/x/crypto v0.31.0
+	golang.org/x/crypto v0.32.0
 	golang.org/x/image v0.21.0
-	golang.org/x/net v0.33.0
+	golang.org/x/net v0.34.0
 	golang.org/x/oauth2 v0.23.0
 	golang.org/x/sync v0.10.0
-	golang.org/x/sys v0.28.0
+	golang.org/x/sys v0.29.0
 	golang.org/x/text v0.21.0
-	golang.org/x/tools v0.26.0
+	golang.org/x/tools v0.29.0
 	google.golang.org/grpc v1.67.1
 	google.golang.org/protobuf v1.35.1
 	gopkg.in/ini.v1 v1.67.0
@@ -186,7 +186,7 @@ require (
 	github.com/couchbase/gomemcached v0.3.2 // indirect
 	github.com/couchbase/goutils v0.1.2 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.5 // indirect
-	github.com/cyphar/filepath-securejoin v0.3.4 // indirect
+	github.com/cyphar/filepath-securejoin v0.3.6 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/davidmz/go-pageant v1.0.2 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
@@ -219,7 +219,7 @@ require (
 	github.com/golang-sql/civil v0.0.0-20220223132316-b832511892a9 // indirect
 	github.com/golang-sql/sqlexp v0.1.0 // indirect
 	github.com/golang/geo v0.0.0-20230421003525-6adc56603217 // indirect
-	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/btree v1.1.3 // indirect
@@ -253,6 +253,7 @@ require (
 	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
+	github.com/mmcloughlin/avo v0.6.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/mrjones/oauth v0.0.0-20190623134757-126b35219450 // indirect
@@ -264,7 +265,7 @@ require (
 	github.com/onsi/ginkgo v1.16.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
 	github.com/pierrec/lz4/v4 v4.1.21 // indirect
-	github.com/pjbgf/sha1cd v0.3.0 // indirect
+	github.com/pjbgf/sha1cd v0.3.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
 	github.com/prometheus/common v0.60.1 // indirect
@@ -304,7 +305,7 @@ require (
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
 	golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c // indirect
-	golang.org/x/mod v0.21.0 // indirect
+	golang.org/x/mod v0.22.0 // indirect
 	golang.org/x/time v0.7.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20241021214115-324edc3d5d38 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect

go.sum

@@ -71,8 +71,8 @@ github.com/Masterminds/sprig/v3 v3.3.0/go.mod h1:Zy1iXRYNqNLUolqCpL4uhk6SHUMAOSC
 github.com/Microsoft/go-winio v0.5.2/go.mod h1:WpS1mjBmmwHBEWmogvA2mj8546UReBk4v8QkMxJ6pZY=
 github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
 github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
-github.com/ProtonMail/go-crypto v1.0.0 h1:LRuvITjQWX+WIfr930YHG2HNfjR1uOfyf5vE0kC2U78=
+github.com/ProtonMail/go-crypto v1.1.4 h1:G5U5asvD5N/6/36oIw3k2bOfBn5XVcZrb7PBjzzKKoE=
-github.com/ProtonMail/go-crypto v1.0.0/go.mod h1:EjAoLdwvbIOoOQr3ihjnSoLZRtE8azugULFRteWMNc0=
+github.com/ProtonMail/go-crypto v1.1.4/go.mod h1:rA3QumHc/FZ8pAHreoekgiAbzpNsfQAosU5td4SnOrE=
 github.com/PuerkitoBio/goquery v1.10.0 h1:6fiXdLuUvYs2OJSvNRqlNPoBm6YABE226xrbavY5Wv4=
 github.com/PuerkitoBio/goquery v1.10.0/go.mod h1:TjZZl68Q3eGHNBA8CWaxAN7rOU1EbDz3CWuolcO5Yu4=
 github.com/RoaringBitmap/roaring v0.4.23/go.mod h1:D0gp8kJQgE1A4LQ5wFLggQEyvDi06Mq5mKs52e1TwOo=
@@ -188,7 +188,6 @@ github.com/bsm/gomega v1.27.10 h1:yeMWxP2pV2fG3FgAODIY8EiRE3dy0aeFYt4l7wh6yKA=
 github.com/bsm/gomega v1.27.10/go.mod h1:JyEr/xRbxbtgWNi8tIEVPUYZ5Dzef52k01W3YH0H+O0=
 github.com/buildkite/terminal-to-html/v3 v3.16.3 h1:IGuJjboHjuMLWOGsKZKNxbbn41emOLiHzXPmQZk31fk=
 github.com/buildkite/terminal-to-html/v3 v3.16.3/go.mod h1:r/J7cC9c3EzBzP3/wDz0RJLPwv5PUAMp+KF2w+ntMc0=
-github.com/bwesterb/go-ristretto v1.2.3/go.mod h1:fUIoIZaG73pV5biE2Blr2xEzDoMj7NFEuV9ekS419A0=
 github.com/caddyserver/certmagic v0.21.4 h1:e7VobB8rffHv8ZZpSiZtEwnLDHUwLVYLWzWSa1FfKI0=
 github.com/caddyserver/certmagic v0.21.4/go.mod h1:swUXjQ1T9ZtMv95qj7/InJvWLXURU85r+CfG0T+ZbDE=
 github.com/caddyserver/zerossl v0.1.3 h1:onS+pxp3M8HnHpN5MMbOMyNjmTheJyWRaZYwn+YTAyA=
@@ -205,7 +204,6 @@ github.com/chromedp/sysutil v1.0.0/go.mod h1:kgWmDdq8fTzXYcKIBqIYvRRTnYb9aNS9moA
 github.com/chzyer/logex v1.2.1/go.mod h1:JLbx6lG2kDbNRFnfkgvh4eRJRPX1QCoOIWomwysCBrQ=
 github.com/chzyer/readline v1.5.1/go.mod h1:Eh+b79XXUwfKfcPLepksvw2tcLE/Ct21YObkaSkeBlk=
 github.com/chzyer/test v1.0.0/go.mod h1:2JlltgoNkt4TW/z9V/IzDdFaMTM2JPIi26O1pF38GC8=
-github.com/cloudflare/circl v1.3.3/go.mod h1:5XYMA4rFBvNIrhs50XuiBJ15vF2pZn4nnUKZrLbUZFA=
 github.com/cloudflare/circl v1.5.0 h1:hxIWksrX6XN5a1L2TI/h53AGPhNHoUBo+TD1ms9+pys=
 github.com/cloudflare/circl v1.5.0/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
@@ -223,8 +221,8 @@ github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwc
 github.com/cpuguy83/go-md2man/v2 v2.0.5 h1:ZtcqGrnekaHpVLArFSe4HK5DoKx1T0rq2DwVB0alcyc=
 github.com/cpuguy83/go-md2man/v2 v2.0.5/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/cyphar/filepath-securejoin v0.3.4 h1:VBWugsJh2ZxJmLFSM06/0qzQyiQX2Qs0ViKrUAcqdZ8=
+github.com/cyphar/filepath-securejoin v0.3.6 h1:4d9N5ykBnSp5Xn2JkhocYDkOpURL/18CYMpo6xB9uWM=
-github.com/cyphar/filepath-securejoin v0.3.4/go.mod h1:8s/MCNJREmFK0H02MF6Ihv1nakJe4L/w3WZLHNkvlYM=
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@@ -254,8 +252,8 @@ github.com/dvyukov/go-fuzz v0.0.0-20210429054444-fca39067bc72/go.mod h1:11Gm+ccJ
 github.com/editorconfig/editorconfig-core-go/v2 v2.6.2 h1:dKG8sc7n321deIVRcQtwlMNoBEra7j0qQ8RwxO8RN0w=
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 github.com/elazarl/go-bindata-assetfs v1.0.1/go.mod h1:v+YaWX3bdea5J/mo8dSETolEo7R71Vk1u8bnjau5yw4=
-github.com/elazarl/goproxy v0.0.0-20230808193330-2592e75ae04a h1:mATvB/9r/3gvcejNsXKSkQ6lcIaNec2nyfOdlTBR2lU=
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@@ -313,12 +311,12 @@ github.com/go-fed/httpsig v1.1.1-0.20201223112313-55836744818e h1:oRq/fiirun5Hql
 github.com/go-fed/httpsig v1.1.1-0.20201223112313-55836744818e/go.mod h1:RCMrTZvN1bJYtofsG4rd5NaO5obxQ5xBkdiS7xsT7bM=
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 github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376/go.mod h1:an3vInlBmSxCcxctByoQdvwPiA7DTK7jaaFDBTtu0ic=
-github.com/go-git/go-billy/v5 v5.6.0 h1:w2hPNtoehvJIxR00Vb4xX94qHQi/ApZfX+nBE2Cjio8=
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@@ -385,8 +383,8 @@ github.com/golang-sql/sqlexp v0.1.0 h1:ZCD6MBpcuOVfGVqsEmY5/4FtYiKz6tSyUv9LPEDei
 github.com/golang-sql/sqlexp v0.1.0/go.mod h1:J4ad9Vo8ZCWQ2GMrC4UCQy1JpCbwU9m3EOqtpKwwwHI=
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@@ -581,6 +579,8 @@ github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyua
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@@ -631,8 +631,8 @@ github.com/philhofer/fwd v1.0.0/go.mod h1:gk3iGcWd9+svBvR0sR+KPcfE+RNWozjowpeBVG
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-github.com/pjbgf/sha1cd v0.3.0 h1:4D5XXmUUBUl/xQ6IjCkEAbqXskkq/4O7LmGn0AqMDs4=
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@@ -737,8 +737,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
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-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
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@@ -823,16 +823,14 @@ golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
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 golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
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-golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
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@@ -846,8 +844,8 @@ golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
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-golang.org/x/mod v0.21.0 h1:vvrHzRwRfVKSiLrG+d4FMl/Qi4ukBCE6kZlTUkDYRT0=
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+golang.org/x/mod v0.22.0/go.mod h1:6SkKJ3Xj0I0BrPOZoBy3bdMptDDU9oJrpohJ3eWZ1fY=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -859,18 +857,16 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
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 golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
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-golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
+golang.org/x/net v0.34.0 h1:Mb7Mrk043xzHgnRM88suvJFwzVrRfHEHJEl5/71CKw0=
-golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
+golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=
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@@ -910,8 +906,6 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -921,14 +915,12 @@ golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
-golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/telemetry v0.0.0-20240228155512-f48c80bd79b2/go.mod h1:TeRTkGYfJXctD9OcfyVLyj2J3IxLnKwHJR8f4D8a3YE=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
-golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U=
 golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
 golang.org/x/term v0.12.0/go.mod h1:owVbMEjm3cBLCHdkQu9b1opXd4ETQWc3BhuQGKgXgvU=
@@ -936,15 +928,13 @@ golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
 golang.org/x/term v0.18.0/go.mod h1:ILwASektA3OnRv7amZ1xhE/KTR+u50pbXfZ03+6Nx58=
 golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY=
 golang.org/x/term v0.25.0/go.mod h1:RPyXicDX+6vLxogjjRxjgD2TKtmAO6NZBsBRfrOLu7M=
-golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q=
+golang.org/x/term v0.28.0 h1:/Ts8HFuMR2E6IP/jlo7QVLZHggjKQbhu/7H0LJFr3Gg=
-golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM=
+golang.org/x/term v0.28.0/go.mod h1:Sw/lC2IAUZ92udQNf3WodGtn4k/XoLyZoh8v/8uiwek=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
@@ -964,8 +954,8 @@ golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
 golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
-golang.org/x/tools v0.26.0 h1:v/60pFQmzmT9ExmjDv2gGIfi3OqfKoEP6I5+umXlbnQ=
+golang.org/x/tools v0.29.0 h1:Xx0h3TtM9rzQpQuR4dKLrdglAmCEN5Oi+P74JdhdzXE=
-golang.org/x/tools v0.26.0/go.mod h1:TPVVj70c7JJ3WCazhD8OdXcZg/og+b9+tH/KxylGwH0=
+golang.org/x/tools v0.29.0/go.mod h1:KMQVMRsVxU6nHCFXrBPhDB8XncLNLM0lIy/F14RP588=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

models/repo/repo.go

@@ -784,60 +784,10 @@ func GetRepositoryByName(ctx context.Context, ownerID int64, name string) (*Repo
 	return &repo, err
 }
 
-func parseRepositoryURL(ctx context.Context, repoURL string) (ret struct {
-	OwnerName, RepoName, RemainingPath string
-},
-) {
-	// possible urls for git:
-	//  https://my.domain/sub-path/<owner>/<repo>[.git]
-	//  git+ssh://user@my.domain/<owner>/<repo>[.git]
-	//  ssh://user@my.domain/<owner>/<repo>[.git]
-	//  user@my.domain:<owner>/<repo>[.git]
-
-	fillPathParts := func(s string) {
-		s = strings.TrimPrefix(s, "/")
-		fields := strings.SplitN(s, "/", 3)
-		if len(fields) >= 2 {
-			ret.OwnerName = fields[0]
-			ret.RepoName = strings.TrimSuffix(fields[1], ".git")
-			if len(fields) == 3 {
-				ret.RemainingPath = "/" + fields[2]
-			}
-		}
-	}
-
-	parsed, err := giturl.ParseGitURL(repoURL)
-	if err != nil {
-		return ret
-	}
-	if parsed.URL.Scheme == "http" || parsed.URL.Scheme == "https" {
-		if !httplib.IsCurrentGiteaSiteURL(ctx, repoURL) {
-			return ret
-		}
-		fillPathParts(strings.TrimPrefix(parsed.URL.Path, setting.AppSubURL))
-	} else if parsed.URL.Scheme == "ssh" || parsed.URL.Scheme == "git+ssh" {
-		domainSSH := setting.SSH.Domain
-		domainCur := httplib.GuessCurrentHostDomain(ctx)
-		urlDomain, _, _ := net.SplitHostPort(parsed.URL.Host)
-		urlDomain = util.IfZero(urlDomain, parsed.URL.Host)
-		if urlDomain == "" {
-			return ret
-		}
-		// check whether URL domain is the App domain
-		domainMatches := domainSSH == urlDomain
-		// check whether URL domain is current domain from context
-		domainMatches = domainMatches || (domainCur != "" && domainCur == urlDomain)
-		if domainMatches {
-			fillPathParts(parsed.URL.Path)
-		}
-	}
-	return ret
-}
-
 // GetRepositoryByURL returns the repository by given url
 func GetRepositoryByURL(ctx context.Context, repoURL string) (*Repository, error) {
-	ret := parseRepositoryURL(ctx, repoURL)
+	ret, err := giturl.ParseRepositoryURL(ctx, repoURL)
-	if ret.OwnerName == "" {
+	if err != nil || ret.OwnerName == "" {
 		return nil, fmt.Errorf("unknown or malformed repository URL")
 	}
 	return GetRepositoryByOwnerAndName(ctx, ret.OwnerName, ret.RepoName)

models/repo/repo_test.go

@@ -4,16 +4,12 @@
 package repo
 
 import (
-	"context"
-	"net/http"
-	"net/url"
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/httplib"
 	"code.gitea.io/gitea/modules/markup"
 	"code.gitea.io/gitea/modules/optional"
 	"code.gitea.io/gitea/modules/setting"
@@ -132,79 +128,6 @@ func TestMetas(t *testing.T) {
 	assert.Equal(t, ",owners,team1,", metas["teams"])
 }
 
-func TestParseRepositoryURLPathSegments(t *testing.T) {
-	defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000")()
-
-	ctxURL, _ := url.Parse("https://gitea")
-	ctxReq := &http.Request{URL: ctxURL, Header: http.Header{}}
-	ctxReq.Host = ctxURL.Host
-	ctxReq.Header.Add("X-Forwarded-Proto", ctxURL.Scheme)
-	ctx := context.WithValue(context.Background(), httplib.RequestContextKey, ctxReq)
-	cases := []struct {
-		input                          string
-		ownerName, repoName, remaining string
-	}{
-		{input: "/user/repo"},
-
-		{input: "https://localhost:3000/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "https://external:3000/user/repo"},
-
-		{input: "https://localhost:3000/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
-
-		{input: "https://gitea/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "https://gitea:3333/user/repo"},
-
-		{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "ssh://external:2222/user/repo"},
-
-		{input: "git+ssh://user@try.gitea.io/user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "git+ssh://user@external/user/repo.git"},
-
-		{input: "root@try.gitea.io:user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "root@gitea:user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "root@external:user/repo.git"},
-	}
-
-	for _, c := range cases {
-		t.Run(c.input, func(t *testing.T) {
-			ret := parseRepositoryURL(ctx, c.input)
-			assert.Equal(t, c.ownerName, ret.OwnerName)
-			assert.Equal(t, c.repoName, ret.RepoName)
-			assert.Equal(t, c.remaining, ret.RemainingPath)
-		})
-	}
-
-	t.Run("WithSubpath", func(t *testing.T) {
-		defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000/subpath")()
-		defer test.MockVariableValue(&setting.AppSubURL, "/subpath")()
-		cases = []struct {
-			input                          string
-			ownerName, repoName, remaining string
-		}{
-			{input: "https://localhost:3000/user/repo"},
-			{input: "https://localhost:3000/subpath/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
-
-			{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
-			{input: "ssh://external:2222/user/repo"},
-
-			{input: "git+ssh://user@try.gitea.io/user/repo.git", ownerName: "user", repoName: "repo"},
-			{input: "git+ssh://user@external/user/repo.git"},
-
-			{input: "root@try.gitea.io:user/repo.git", ownerName: "user", repoName: "repo"},
-			{input: "root@external:user/repo.git"},
-		}
-
-		for _, c := range cases {
-			t.Run(c.input, func(t *testing.T) {
-				ret := parseRepositoryURL(ctx, c.input)
-				assert.Equal(t, c.ownerName, ret.OwnerName)
-				assert.Equal(t, c.repoName, ret.RepoName)
-				assert.Equal(t, c.remaining, ret.RemainingPath)
-			})
-		}
-	})
-}
-
 func TestGetRepositoryByURL(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 

modules/git/commit_info.go

@@ -7,5 +7,5 @@ package git
 type CommitInfo struct {
 	Entry         *TreeEntry
 	Commit        *Commit
-	SubModuleFile *CommitSubModuleFile
+	SubmoduleFile *CommitSubmoduleFile
 }

modules/git/commit_info_gogit.go

@@ -85,8 +85,8 @@ func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath
 			} else if subModule != nil {
 				subModuleURL = subModule.URL
 			}
-			subModuleFile := NewCommitSubModuleFile(subModuleURL, entry.ID.String())
+			subModuleFile := NewCommitSubmoduleFile(subModuleURL, entry.ID.String())
-			commitsInfo[i].SubModuleFile = subModuleFile
+			commitsInfo[i].SubmoduleFile = subModuleFile
 		}
 	}
 

modules/git/commit_info_nogogit.go

@@ -79,8 +79,8 @@ func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath
 			} else if subModule != nil {
 				subModuleURL = subModule.URL
 			}
-			subModuleFile := NewCommitSubModuleFile(subModuleURL, entry.ID.String())
+			subModuleFile := NewCommitSubmoduleFile(subModuleURL, entry.ID.String())
-			commitsInfo[i].SubModuleFile = subModuleFile
+			commitsInfo[i].SubmoduleFile = subModuleFile
 		}
 	}
 

modules/git/commit_submodule.go

@@ -3,6 +3,10 @@
 
 package git
 
+type SubmoduleWebLink struct {
+	RepoWebLink, CommitWebLink string
+}
+
 // GetSubModules get all the submodules of current revision git tree
 func (c *Commit) GetSubModules() (*ObjectCache[*SubModule], error) {
 	if c.submoduleCache != nil {

modules/git/commit_submodule_file.go

@@ -5,107 +5,50 @@
 package git
 
 import (
-	"fmt"
+	"context"
-	"net"
+
-	"net/url"
+	giturl "code.gitea.io/gitea/modules/git/url"
-	"path"
-	"regexp"
-	"strings"
 )
 
-var scpSyntax = regexp.MustCompile(`^([a-zA-Z0-9_]+@)?([a-zA-Z0-9._-]+):(.*)$`)
+// CommitSubmoduleFile represents a file with submodule type.
-
+type CommitSubmoduleFile struct {
-// CommitSubModuleFile represents a file with submodule type.
+	refURL    string
-type CommitSubModuleFile struct {
+	parsedURL *giturl.RepositoryURL
-	refURL string
+	parsed    bool
-	refID  string
+	refID     string
+	repoLink  string
 }
 
-// NewCommitSubModuleFile create a new submodule file
+// NewCommitSubmoduleFile create a new submodule file
-func NewCommitSubModuleFile(refURL, refID string) *CommitSubModuleFile {
+func NewCommitSubmoduleFile(refURL, refID string) *CommitSubmoduleFile {
-	return &CommitSubModuleFile{
+	return &CommitSubmoduleFile{refURL: refURL, refID: refID}
-		refURL: refURL,
-		refID:  refID,
-	}
 }
 
-func getRefURL(refURL, urlPrefix, repoFullName, sshDomain string) string {
+func (sf *CommitSubmoduleFile) RefID() string {
-	if refURL == "" {
+	return sf.refID // this function is only used in templates
-		return ""
+}
+
+// SubmoduleWebLink tries to make some web links for a submodule, it also works on "nil" receiver
+func (sf *CommitSubmoduleFile) SubmoduleWebLink(ctx context.Context, optCommitID ...string) *SubmoduleWebLink {
+	if sf == nil {
+		return nil
 	}
-
+	if !sf.parsed {
-	refURI := strings.TrimSuffix(refURL, ".git")
+		sf.parsed = true
-
+		parsedURL, err := giturl.ParseRepositoryURL(ctx, sf.refURL)
-	prefixURL, _ := url.Parse(urlPrefix)
+		if err != nil {
-	urlPrefixHostname, _, err := net.SplitHostPort(prefixURL.Host)
+			return nil
-	if err != nil {
-		urlPrefixHostname = prefixURL.Host
-	}
-
-	urlPrefix = strings.TrimSuffix(urlPrefix, "/")
-
-	// FIXME: Need to consider branch - which will require changes in modules/git/commit.go:GetSubModules
-	// Relative url prefix check (according to git submodule documentation)
-	if strings.HasPrefix(refURI, "./") || strings.HasPrefix(refURI, "../") {
-		return urlPrefix + path.Clean(path.Join("/", repoFullName, refURI))
-	}
-
-	if !strings.Contains(refURI, "://") {
-		// scp style syntax which contains *no* port number after the : (and is not parsed by net/url)
-		// ex: git@try.gitea.io:go-gitea/gitea
-		match := scpSyntax.FindAllStringSubmatch(refURI, -1)
-		if len(match) > 0 {
-			m := match[0]
-			refHostname := m[2]
-			pth := m[3]
-
-			if !strings.HasPrefix(pth, "/") {
-				pth = "/" + pth
-			}
-
-			if urlPrefixHostname == refHostname || refHostname == sshDomain {
-				return urlPrefix + path.Clean(path.Join("/", pth))
-			}
-			return "http://" + refHostname + pth
 		}
+		sf.parsedURL = parsedURL
+		sf.repoLink = giturl.MakeRepositoryWebLink(sf.parsedURL)
 	}
-
+	var commitLink string
-	ref, err := url.Parse(refURI)
+	if len(optCommitID) == 2 {
-	if err != nil {
+		commitLink = sf.repoLink + "/compare/" + optCommitID[0] + "..." + optCommitID[1]
-		return ""
+	} else if len(optCommitID) == 1 {
+		commitLink = sf.repoLink + "/commit/" + optCommitID[0]
+	} else {
+		commitLink = sf.repoLink + "/commit/" + sf.refID
 	}
-
+	return &SubmoduleWebLink{RepoWebLink: sf.repoLink, CommitWebLink: commitLink}
-	refHostname, _, err := net.SplitHostPort(ref.Host)
-	if err != nil {
-		refHostname = ref.Host
-	}
-
-	supportedSchemes := []string{"http", "https", "git", "ssh", "git+ssh"}
-
-	for _, scheme := range supportedSchemes {
-		if ref.Scheme == scheme {
-			if ref.Scheme == "http" || ref.Scheme == "https" {
-				if len(ref.User.Username()) > 0 {
-					return ref.Scheme + "://" + fmt.Sprintf("%v", ref.User) + "@" + ref.Host + ref.Path
-				}
-				return ref.Scheme + "://" + ref.Host + ref.Path
-			} else if urlPrefixHostname == refHostname || refHostname == sshDomain {
-				return urlPrefix + path.Clean(path.Join("/", ref.Path))
-			}
-			return "http://" + refHostname + ref.Path
-		}
-	}
-
-	return ""
-}
-
-// RefURL guesses and returns reference URL.
-// FIXME: template passes AppURL as urlPrefix, it needs to figure out the correct approach (no hard-coded AppURL anymore)
-func (sf *CommitSubModuleFile) RefURL(urlPrefix, repoFullName, sshDomain string) string {
-	return getRefURL(sf.refURL, urlPrefix, repoFullName, sshDomain)
-}
-
-// RefID returns reference ID.
-func (sf *CommitSubModuleFile) RefID() string {
-	return sf.refID
 }

modules/git/commit_submodule_file_test.go

@@ -1,42 +1,30 @@
-// Copyright 2018 The Gitea Authors. All rights reserved.
+// Copyright 2024 The Gitea Authors. All rights reserved.
 // SPDX-License-Identifier: MIT
 
 package git
 
 import (
+	"context"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
 )
 
-func TestCommitSubModuleFileGetRefURL(t *testing.T) {
+func TestCommitSubmoduleLink(t *testing.T) {
-	kases := []struct {
+	sf := NewCommitSubmoduleFile("git@github.com:user/repo.git", "aaaa")
-		refURL     string
-		prefixURL  string
-		parentPath string
-		SSHDomain  string
-		expect     string
-	}{
-		{"git://github.com/user1/repo1", "/", "user1/repo2", "", "http://github.com/user1/repo1"},
-		{"https://localhost/user1/repo1.git", "/", "user1/repo2", "", "https://localhost/user1/repo1"},
-		{"http://localhost/user1/repo1.git", "/", "owner/reponame", "", "http://localhost/user1/repo1"},
-		{"git@github.com:user1/repo1.git", "/", "owner/reponame", "", "http://github.com/user1/repo1"},
-		{"ssh://git@git.zefie.net:2222/zefie/lge_g6_kernel_scripts.git", "/", "zefie/lge_g6_kernel", "", "http://git.zefie.net/zefie/lge_g6_kernel_scripts"},
-		{"git@git.zefie.net:2222/zefie/lge_g6_kernel_scripts.git", "/", "zefie/lge_g6_kernel", "", "http://git.zefie.net/2222/zefie/lge_g6_kernel_scripts"},
-		{"git@try.gitea.io:go-gitea/gitea", "https://try.gitea.io/", "go-gitea/sdk", "", "https://try.gitea.io/go-gitea/gitea"},
-		{"ssh://git@try.gitea.io:9999/go-gitea/gitea", "https://try.gitea.io/", "go-gitea/sdk", "", "https://try.gitea.io/go-gitea/gitea"},
-		{"git://git@try.gitea.io:9999/go-gitea/gitea", "https://try.gitea.io/", "go-gitea/sdk", "", "https://try.gitea.io/go-gitea/gitea"},
-		{"ssh://git@127.0.0.1:9999/go-gitea/gitea", "https://127.0.0.1:3000/", "go-gitea/sdk", "", "https://127.0.0.1:3000/go-gitea/gitea"},
-		{"https://gitea.com:3000/user1/repo1.git", "https://127.0.0.1:3000/", "user/repo2", "", "https://gitea.com:3000/user1/repo1"},
-		{"https://example.gitea.com/gitea/user1/repo1.git", "https://example.gitea.com/gitea/", "", "user/repo2", "https://example.gitea.com/gitea/user1/repo1"},
-		{"https://username:password@github.com/username/repository.git", "/", "username/repository2", "", "https://username:password@github.com/username/repository"},
-		{"somethingbad", "https://127.0.0.1:3000/go-gitea/gitea", "/", "", ""},
-		{"git@localhost:user/repo", "https://localhost/", "user2/repo1", "", "https://localhost/user/repo"},
-		{"../path/to/repo.git/", "https://localhost/", "user/repo2", "", "https://localhost/user/path/to/repo.git"},
-		{"ssh://git@ssh.gitea.io:2222/go-gitea/gitea", "https://try.gitea.io/", "go-gitea/sdk", "ssh.gitea.io", "https://try.gitea.io/go-gitea/gitea"},
-	}
 
-	for _, kase := range kases {
+	wl := sf.SubmoduleWebLink(context.Background())
-		assert.EqualValues(t, kase.expect, getRefURL(kase.refURL, kase.prefixURL, kase.parentPath, kase.SSHDomain))
+	assert.Equal(t, "https://github.com/user/repo", wl.RepoWebLink)
-	}
+	assert.Equal(t, "https://github.com/user/repo/commit/aaaa", wl.CommitWebLink)
+
+	wl = sf.SubmoduleWebLink(context.Background(), "1111")
+	assert.Equal(t, "https://github.com/user/repo", wl.RepoWebLink)
+	assert.Equal(t, "https://github.com/user/repo/commit/1111", wl.CommitWebLink)
+
+	wl = sf.SubmoduleWebLink(context.Background(), "1111", "2222")
+	assert.Equal(t, "https://github.com/user/repo", wl.RepoWebLink)
+	assert.Equal(t, "https://github.com/user/repo/compare/1111...2222", wl.CommitWebLink)
+
+	wl = (*CommitSubmoduleFile)(nil).SubmoduleWebLink(context.Background())
+	assert.Nil(t, wl)
 }

modules/git/url/url.go

@@ -4,9 +4,15 @@
 package url
 
 import (
+	"context"
 	"fmt"
+	"net"
 	stdurl "net/url"
 	"strings"
+
+	"code.gitea.io/gitea/modules/httplib"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/util"
 )
 
 // ErrWrongURLFormat represents an error with wrong url format
@@ -90,3 +96,86 @@ func ParseGitURL(remote string) (*GitURL, error) {
 		extraMark: 2,
 	}, nil
 }
+
+type RepositoryURL struct {
+	GitURL *GitURL
+
+	// if the URL belongs to current Gitea instance, then the below fields have values
+	OwnerName     string
+	RepoName      string
+	RemainingPath string
+}
+
+// ParseRepositoryURL tries to parse a Git URL and extract the owner/repository name if it belongs to current Gitea instance.
+func ParseRepositoryURL(ctx context.Context, repoURL string) (*RepositoryURL, error) {
+	// possible urls for git:
+	//  https://my.domain/sub-path/<owner>/<repo>[.git]
+	//  git+ssh://user@my.domain/<owner>/<repo>[.git]
+	//  ssh://user@my.domain/<owner>/<repo>[.git]
+	//  user@my.domain:<owner>/<repo>[.git]
+	parsed, err := ParseGitURL(repoURL)
+	if err != nil {
+		return nil, err
+	}
+
+	ret := &RepositoryURL{}
+	ret.GitURL = parsed
+
+	fillPathParts := func(s string) {
+		s = strings.TrimPrefix(s, "/")
+		fields := strings.SplitN(s, "/", 3)
+		if len(fields) >= 2 {
+			ret.OwnerName = fields[0]
+			ret.RepoName = strings.TrimSuffix(fields[1], ".git")
+			if len(fields) == 3 {
+				ret.RemainingPath = "/" + fields[2]
+			}
+		}
+	}
+
+	if parsed.URL.Scheme == "http" || parsed.URL.Scheme == "https" {
+		if !httplib.IsCurrentGiteaSiteURL(ctx, repoURL) {
+			return ret, nil
+		}
+		fillPathParts(strings.TrimPrefix(parsed.URL.Path, setting.AppSubURL))
+	} else if parsed.URL.Scheme == "ssh" || parsed.URL.Scheme == "git+ssh" {
+		domainSSH := setting.SSH.Domain
+		domainCur := httplib.GuessCurrentHostDomain(ctx)
+		urlDomain, _, _ := net.SplitHostPort(parsed.URL.Host)
+		urlDomain = util.IfZero(urlDomain, parsed.URL.Host)
+		if urlDomain == "" {
+			return ret, nil
+		}
+		// check whether URL domain is the App domain
+		domainMatches := domainSSH == urlDomain
+		// check whether URL domain is current domain from context
+		domainMatches = domainMatches || (domainCur != "" && domainCur == urlDomain)
+		if domainMatches {
+			fillPathParts(parsed.URL.Path)
+		}
+	}
+	return ret, nil
+}
+
+// MakeRepositoryWebLink generates a web link (http/https) for a git repository (by guessing sometimes)
+func MakeRepositoryWebLink(repoURL *RepositoryURL) string {
+	if repoURL.OwnerName != "" {
+		return setting.AppSubURL + "/" + repoURL.OwnerName + "/" + repoURL.RepoName
+	}
+
+	// now, let's guess, for example:
+	// * git@github.com:owner/submodule.git
+	// * https://github.com/example/submodule1.git
+	if repoURL.GitURL.Scheme == "http" || repoURL.GitURL.Scheme == "https" {
+		return strings.TrimSuffix(repoURL.GitURL.String(), ".git")
+	} else if repoURL.GitURL.Scheme == "ssh" || repoURL.GitURL.Scheme == "git+ssh" {
+		hostname, _, _ := net.SplitHostPort(repoURL.GitURL.Host)
+		hostname = util.IfZero(hostname, repoURL.GitURL.Host)
+		urlPath := strings.TrimSuffix(repoURL.GitURL.Path, ".git")
+		urlPath = strings.TrimPrefix(urlPath, "/")
+		urlFull := fmt.Sprintf("https://%s/%s", hostname, urlPath)
+		urlFull = strings.TrimSuffix(urlFull, "/")
+		return urlFull
+	}
+	return ""
+}

modules/git/url/url_test.go

@@ -4,9 +4,15 @@
 package url
 
 import (
+	"context"
+	"net/http"
 	"net/url"
 	"testing"
 
+	"code.gitea.io/gitea/modules/httplib"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/test"
+
 	"github.com/stretchr/testify/assert"
 )
 
@@ -164,3 +170,98 @@ func TestParseGitURLs(t *testing.T) {
 		})
 	}
 }
+
+func TestParseRepositoryURL(t *testing.T) {
+	defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000")()
+	defer test.MockVariableValue(&setting.SSH.Domain, "try.gitea.io")()
+
+	ctxURL, _ := url.Parse("https://gitea")
+	ctxReq := &http.Request{URL: ctxURL, Header: http.Header{}}
+	ctxReq.Host = ctxURL.Host
+	ctxReq.Header.Add("X-Forwarded-Proto", ctxURL.Scheme)
+	ctx := context.WithValue(context.Background(), httplib.RequestContextKey, ctxReq)
+	cases := []struct {
+		input                          string
+		ownerName, repoName, remaining string
+	}{
+		{input: "/user/repo"},
+
+		{input: "https://localhost:3000/user/repo", ownerName: "user", repoName: "repo"},
+		{input: "https://external:3000/user/repo"},
+
+		{input: "https://localhost:3000/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
+
+		{input: "https://gitea/user/repo", ownerName: "user", repoName: "repo"},
+		{input: "https://gitea:3333/user/repo"},
+
+		{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
+		{input: "ssh://external:2222/user/repo"},
+
+		{input: "git+ssh://user@try.gitea.io/user/repo.git", ownerName: "user", repoName: "repo"},
+		{input: "git+ssh://user@external/user/repo.git"},
+
+		{input: "root@try.gitea.io:user/repo.git", ownerName: "user", repoName: "repo"},
+		{input: "root@gitea:user/repo.git", ownerName: "user", repoName: "repo"},
+		{input: "root@external:user/repo.git"},
+	}
+
+	for _, c := range cases {
+		t.Run(c.input, func(t *testing.T) {
+			ret, _ := ParseRepositoryURL(ctx, c.input)
+			assert.Equal(t, c.ownerName, ret.OwnerName)
+			assert.Equal(t, c.repoName, ret.RepoName)
+			assert.Equal(t, c.remaining, ret.RemainingPath)
+		})
+	}
+
+	t.Run("WithSubpath", func(t *testing.T) {
+		defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000/subpath")()
+		defer test.MockVariableValue(&setting.AppSubURL, "/subpath")()
+		cases = []struct {
+			input                          string
+			ownerName, repoName, remaining string
+		}{
+			{input: "https://localhost:3000/user/repo"},
+			{input: "https://localhost:3000/subpath/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
+
+			{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
+			{input: "ssh://external:2222/user/repo"},
+
+			{input: "git+ssh://user@try.gitea.io/user/repo.git", ownerName: "user", repoName: "repo"},
+			{input: "git+ssh://user@external/user/repo.git"},
+
+			{input: "root@try.gitea.io:user/repo.git", ownerName: "user", repoName: "repo"},
+			{input: "root@external:user/repo.git"},
+		}
+
+		for _, c := range cases {
+			t.Run(c.input, func(t *testing.T) {
+				ret, _ := ParseRepositoryURL(ctx, c.input)
+				assert.Equal(t, c.ownerName, ret.OwnerName)
+				assert.Equal(t, c.repoName, ret.RepoName)
+				assert.Equal(t, c.remaining, ret.RemainingPath)
+			})
+		}
+	})
+}
+
+func TestMakeRepositoryBaseLink(t *testing.T) {
+	defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000/subpath")()
+	defer test.MockVariableValue(&setting.AppSubURL, "/subpath")()
+
+	u, err := ParseRepositoryURL(context.Background(), "https://localhost:3000/subpath/user/repo.git")
+	assert.NoError(t, err)
+	assert.Equal(t, "/subpath/user/repo", MakeRepositoryWebLink(u))
+
+	u, err = ParseRepositoryURL(context.Background(), "https://github.com/owner/repo.git")
+	assert.NoError(t, err)
+	assert.Equal(t, "https://github.com/owner/repo", MakeRepositoryWebLink(u))
+
+	u, err = ParseRepositoryURL(context.Background(), "git@github.com:owner/repo.git")
+	assert.NoError(t, err)
+	assert.Equal(t, "https://github.com/owner/repo", MakeRepositoryWebLink(u))
+
+	u, err = ParseRepositoryURL(context.Background(), "git+ssh://other:123/owner/repo.git")
+	assert.NoError(t, err)
+	assert.Equal(t, "https://other/owner/repo", MakeRepositoryWebLink(u))
+}

modules/repository/branch.go

@@ -6,6 +6,7 @@ package repository
 import (
 	"context"
 	"fmt"
+	"strings"
 
 	"code.gitea.io/gitea/models/db"
 	git_model "code.gitea.io/gitea/models/git"
@@ -51,6 +52,9 @@ func SyncRepoBranchesWithRepo(ctx context.Context, repo *repo_model.Repository,
 	{
 		branches, _, err := gitRepo.GetBranchNames(0, 0)
 		if err != nil {
+			if strings.Contains(err.Error(), "ref file is empty") {
+				return 0, nil
+			}
 			return 0, err
 		}
 		log.Trace("SyncRepoBranches[%s]: branches[%d]: %v", repo.FullName(), len(branches), branches)

options/locale/locale_en-US.ini

@@ -2628,6 +2628,9 @@ diff.image.overlay = Overlay
 diff.has_escaped = This line has hidden Unicode characters
 diff.show_file_tree = Show file tree
 diff.hide_file_tree = Hide file tree
+diff.submodule_added = Submodule %[1]s added at %[2]s
+diff.submodule_deleted = Submodule %[1]s deleted from %[2]s
+diff.submodule_updated = Submodule %[1]s updated: %[2]s
 
 releases.desc = Track project versions and downloads.
 release.releases = Releases

routers/web/repo/view.go

@@ -309,7 +309,6 @@ func renderDirectoryFiles(ctx *context.Context, timeout time.Duration) git.Entri
 	}
 
 	ctx.Data["TreeLink"] = treeLink
-	ctx.Data["SSHDomain"] = setting.SSH.Domain
 
 	return allEntries
 }

services/gitdiff/gitdiff.go

@@ -360,7 +360,6 @@ type DiffFile struct {
 	IsLFSFile                 bool
 	IsRenamed                 bool
 	IsAmbiguous               bool
-	IsSubmodule               bool
 	Sections                  []*DiffSection
 	IsIncomplete              bool
 	IsIncompleteLineTooLong   bool
@@ -372,6 +371,9 @@ type DiffFile struct {
 	Language                  string
 	Mode                      string
 	OldMode                   string
+
+	IsSubmodule       bool // if IsSubmodule==true, then there must be a SubmoduleDiffInfo
+	SubmoduleDiffInfo *SubmoduleDiffInfo
 }
 
 // GetType returns type of diff file.
@@ -609,9 +611,8 @@ parsingLoop:
 				if strings.HasPrefix(line, "new mode ") {
 					curFile.Mode = prepareValue(line, "new mode ")
 				}
-
 				if strings.HasSuffix(line, " 160000\n") {
-					curFile.IsSubmodule = true
+					curFile.IsSubmodule, curFile.SubmoduleDiffInfo = true, &SubmoduleDiffInfo{}
 				}
 			case strings.HasPrefix(line, "rename from "):
 				curFile.IsRenamed = true
@@ -646,17 +647,17 @@ parsingLoop:
 					curFile.Mode = prepareValue(line, "new file mode ")
 				}
 				if strings.HasSuffix(line, " 160000\n") {
-					curFile.IsSubmodule = true
+					curFile.IsSubmodule, curFile.SubmoduleDiffInfo = true, &SubmoduleDiffInfo{}
 				}
 			case strings.HasPrefix(line, "deleted"):
 				curFile.Type = DiffFileDel
 				curFile.IsDeleted = true
 				if strings.HasSuffix(line, " 160000\n") {
-					curFile.IsSubmodule = true
+					curFile.IsSubmodule, curFile.SubmoduleDiffInfo = true, &SubmoduleDiffInfo{}
 				}
 			case strings.HasPrefix(line, "index"):
 				if strings.HasSuffix(line, " 160000\n") {
-					curFile.IsSubmodule = true
+					curFile.IsSubmodule, curFile.SubmoduleDiffInfo = true, &SubmoduleDiffInfo{}
 				}
 			case strings.HasPrefix(line, "similarity index 100%"):
 				curFile.Type = DiffFileRename
@@ -915,6 +916,13 @@ func parseHunks(ctx context.Context, curFile *DiffFile, maxLines, maxLineCharact
 				}
 			}
 			curSection.Lines = append(curSection.Lines, diffLine)
+
+			// Parse submodule additions
+			if curFile.SubmoduleDiffInfo != nil {
+				if ref, found := bytes.CutPrefix(lineBytes, []byte("+Subproject commit ")); found {
+					curFile.SubmoduleDiffInfo.NewRefID = string(bytes.TrimSpace(ref))
+				}
+			}
 		case '-':
 			curFileLinesCount++
 			curFile.Deletion++
@@ -936,6 +944,13 @@ func parseHunks(ctx context.Context, curFile *DiffFile, maxLines, maxLineCharact
 				lastLeftIdx = len(curSection.Lines)
 			}
 			curSection.Lines = append(curSection.Lines, diffLine)
+
+			// Parse submodule deletion
+			if curFile.SubmoduleDiffInfo != nil {
+				if ref, found := bytes.CutPrefix(lineBytes, []byte("-Subproject commit ")); found {
+					curFile.SubmoduleDiffInfo.PreviousRefID = string(bytes.TrimSpace(ref))
+				}
+			}
 		case ' ':
 			curFileLinesCount++
 			if maxLines > -1 && curFileLinesCount >= maxLines {
@@ -1195,6 +1210,11 @@ func GetDiff(ctx context.Context, gitRepo *git.Repository, opts *DiffOptions, fi
 			}
 		}
 
+		// Populate Submodule URLs
+		if diffFile.SubmoduleDiffInfo != nil {
+			diffFile.SubmoduleDiffInfo.PopulateURL(diffFile, beforeCommit, commit)
+		}
+
 		if !isVendored.Has() {
 			isVendored = optional.Some(analyze.IsVendor(diffFile.Name))
 		}

services/gitdiff/submodule.go

@@ -0,0 +1,65 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package gitdiff
+
+import (
+	"context"
+	"html/template"
+
+	"code.gitea.io/gitea/modules/base"
+	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/htmlutil"
+	"code.gitea.io/gitea/modules/log"
+)
+
+type SubmoduleDiffInfo struct {
+	SubmoduleName string
+	SubmoduleFile *git.CommitSubmoduleFile // it might be nil if the submodule is not found or unable to parse
+	NewRefID      string
+	PreviousRefID string
+}
+
+func (si *SubmoduleDiffInfo) PopulateURL(diffFile *DiffFile, leftCommit, rightCommit *git.Commit) {
+	si.SubmoduleName = diffFile.Name
+	submoduleCommit := rightCommit // If the submodule is added or updated, check at the right commit
+	if diffFile.IsDeleted {
+		submoduleCommit = leftCommit // If the submodule is deleted, check at the left commit
+	}
+	if submoduleCommit == nil {
+		return
+	}
+
+	submodule, err := submoduleCommit.GetSubModule(diffFile.GetDiffFileName())
+	if err != nil {
+		log.Error("Unable to PopulateURL for submodule %q: GetSubModule: %v", diffFile.GetDiffFileName(), err)
+		return // ignore the error, do not cause 500 errors for end users
+	}
+	if submodule != nil {
+		si.SubmoduleFile = git.NewCommitSubmoduleFile(submodule.URL, submoduleCommit.ID.String())
+	}
+}
+
+func (si *SubmoduleDiffInfo) CommitRefIDLinkHTML(ctx context.Context, commitID string) template.HTML {
+	webLink := si.SubmoduleFile.SubmoduleWebLink(ctx, commitID)
+	if webLink == nil {
+		return htmlutil.HTMLFormat("%s", base.ShortSha(commitID))
+	}
+	return htmlutil.HTMLFormat(`<a href="%s">%s</a>`, webLink.CommitWebLink, base.ShortSha(commitID))
+}
+
+func (si *SubmoduleDiffInfo) CompareRefIDLinkHTML(ctx context.Context) template.HTML {
+	webLink := si.SubmoduleFile.SubmoduleWebLink(ctx, si.PreviousRefID, si.NewRefID)
+	if webLink == nil {
+		return htmlutil.HTMLFormat("%s...%s", base.ShortSha(si.PreviousRefID), base.ShortSha(si.NewRefID))
+	}
+	return htmlutil.HTMLFormat(`<a href="%s">%s...%s</a>`, webLink.CommitWebLink, base.ShortSha(si.PreviousRefID), base.ShortSha(si.NewRefID))
+}
+
+func (si *SubmoduleDiffInfo) SubmoduleRepoLinkHTML(ctx context.Context) template.HTML {
+	webLink := si.SubmoduleFile.SubmoduleWebLink(ctx)
+	if webLink == nil {
+		return htmlutil.HTMLFormat("%s", si.SubmoduleName)
+	}
+	return htmlutil.HTMLFormat(`<a href="%s">%s</a>`, webLink.RepoWebLink, si.SubmoduleName)
+}

services/gitdiff/submodule_test.go

@@ -0,0 +1,236 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package gitdiff
+
+import (
+	"context"
+	"strings"
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/setting"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestParseSubmoduleInfo(t *testing.T) {
+	type testcase struct {
+		name    string
+		gitdiff string
+		infos   map[int]SubmoduleDiffInfo
+	}
+
+	tests := []testcase{
+		{
+			name: "added",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+new file mode 100644
+index 0000000..4ac13c1
+--- /dev/null
++++ b/.gitmodules
+@@ -0,0 +1,3 @@
++[submodule "gitea-mirror"]
++	path = gitea-mirror
++	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea-mirror b/gitea-mirror
+new file mode 160000
+index 0000000..68972a9
+--- /dev/null
++++ b/gitea-mirror
+@@ -0,0 +1 @@
++Subproject commit 68972a994719ae5c74e28d8fa82fa27c23399bc8
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				1: {NewRefID: "68972a994719ae5c74e28d8fa82fa27c23399bc8"},
+			},
+		},
+		{
+			name: "updated",
+			gitdiff: `diff --git a/gitea-mirror b/gitea-mirror
+index 68972a9..c8ffe77 160000
+--- a/gitea-mirror
++++ b/gitea-mirror
+@@ -1 +1 @@
+-Subproject commit 68972a994719ae5c74e28d8fa82fa27c23399bc8
++Subproject commit c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				0: {
+					PreviousRefID: "68972a994719ae5c74e28d8fa82fa27c23399bc8",
+					NewRefID:      "c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d",
+				},
+			},
+		},
+		{
+			name: "rename",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+index 4ac13c1..0510edd 100644
+--- a/.gitmodules
++++ b/.gitmodules
+@@ -1,3 +1,3 @@
+ [submodule "gitea-mirror"]
+-	path = gitea-mirror
++	path = gitea
+ 	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea-mirror b/gitea
+similarity index 100%
+rename from gitea-mirror
+rename to gitea
+`,
+		},
+		{
+			name: "deleted",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+index 0510edd..e69de29 100644
+--- a/.gitmodules
++++ b/.gitmodules
+@@ -1,3 +0,0 @@
+-[submodule "gitea-mirror"]
+-	path = gitea
+-	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea b/gitea
+deleted file mode 160000
+index c8ffe77..0000000
+--- a/gitea
++++ /dev/null
+@@ -1 +0,0 @@
+-Subproject commit c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				1: {
+					PreviousRefID: "c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d",
+				},
+			},
+		},
+		{
+			name: "moved and updated",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+index 0510edd..bced3d8 100644
+--- a/.gitmodules
++++ b/.gitmodules
+@@ -1,3 +1,3 @@
+ [submodule "gitea-mirror"]
+-	path = gitea
++	path = gitea-1.22
+ 	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea b/gitea
+deleted file mode 160000
+index c8ffe77..0000000
+--- a/gitea
++++ /dev/null
+@@ -1 +0,0 @@
+-Subproject commit c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d
+diff --git a/gitea-1.22 b/gitea-1.22
+new file mode 160000
+index 0000000..8eefa1f
+--- /dev/null
++++ b/gitea-1.22
+@@ -0,0 +1 @@
++Subproject commit 8eefa1f6dedf2488db2c9e12c916e8e51f673160
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				1: {
+					PreviousRefID: "c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d",
+				},
+				2: {
+					NewRefID: "8eefa1f6dedf2488db2c9e12c916e8e51f673160",
+				},
+			},
+		},
+		{
+			name: "converted to file",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+index 0510edd..e69de29 100644
+--- a/.gitmodules
++++ b/.gitmodules
+@@ -1,3 +0,0 @@
+-[submodule "gitea-mirror"]
+-	path = gitea
+-	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea b/gitea
+deleted file mode 160000
+index c8ffe77..0000000
+--- a/gitea
++++ /dev/null
+@@ -1 +0,0 @@
+-Subproject commit c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d
+diff --git a/gitea b/gitea
+new file mode 100644
+index 0000000..33a9488
+--- /dev/null
++++ b/gitea
+@@ -0,0 +1 @@
++example
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				1: {
+					PreviousRefID: "c8ffe777cf9c5bb47a38e3e0b3a3b5de6cd8813d",
+				},
+			},
+		},
+		{
+			name: "converted to submodule",
+			gitdiff: `diff --git a/.gitmodules b/.gitmodules
+index e69de29..14ee267 100644
+--- a/.gitmodules
++++ b/.gitmodules
+@@ -0,0 +1,3 @@
++[submodule "gitea"]
++	path = gitea
++	url = https://gitea.com/gitea/gitea-mirror
+diff --git a/gitea b/gitea
+deleted file mode 100644
+index 33a9488..0000000
+--- a/gitea
++++ /dev/null
+@@ -1 +0,0 @@
+-example
+diff --git a/gitea b/gitea
+new file mode 160000
+index 0000000..68972a9
+--- /dev/null
++++ b/gitea
+@@ -0,0 +1 @@
++Subproject commit 68972a994719ae5c74e28d8fa82fa27c23399bc8
+`,
+			infos: map[int]SubmoduleDiffInfo{
+				2: {
+					NewRefID: "68972a994719ae5c74e28d8fa82fa27c23399bc8",
+				},
+			},
+		},
+	}
+
+	for _, testcase := range tests {
+		testcase := testcase
+		t.Run(testcase.name, func(t *testing.T) {
+			diff, err := ParsePatch(db.DefaultContext, setting.Git.MaxGitDiffLines, setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles, strings.NewReader(testcase.gitdiff), "")
+			assert.NoError(t, err)
+
+			for i, expected := range testcase.infos {
+				actual := diff.Files[i]
+				assert.NotNil(t, actual)
+				assert.Equal(t, expected, *actual.SubmoduleDiffInfo)
+			}
+		})
+	}
+}
+
+func TestSubmoduleInfo(t *testing.T) {
+	sdi := &SubmoduleDiffInfo{
+		SubmoduleName: "name",
+		PreviousRefID: "aaaa",
+		NewRefID:      "bbbb",
+	}
+	ctx := context.Background()
+	assert.EqualValues(t, "1111", sdi.CommitRefIDLinkHTML(ctx, "1111"))
+	assert.EqualValues(t, "aaaa...bbbb", sdi.CompareRefIDLinkHTML(ctx))
+	assert.EqualValues(t, "name", sdi.SubmoduleRepoLinkHTML(ctx))
+
+	sdi.SubmoduleFile = git.NewCommitSubmoduleFile("https://github.com/owner/repo", "1234")
+	assert.EqualValues(t, `<a href="https://github.com/owner/repo/commit/1111">1111</a>`, sdi.CommitRefIDLinkHTML(ctx, "1111"))
+	assert.EqualValues(t, `<a href="https://github.com/owner/repo/compare/aaaa...bbbb">aaaa...bbbb</a>`, sdi.CompareRefIDLinkHTML(ctx))
+	assert.EqualValues(t, `<a href="https://github.com/owner/repo">name</a>`, sdi.SubmoduleRepoLinkHTML(ctx))
+}

templates/repo/diff/box.tmpl

@@ -58,7 +58,7 @@
 			</div>
 		{{end}}
 		<script id="diff-data-script" type="module">
-			const diffDataFiles = [{{range $i, $file := .Diff.Files}}{Name:"{{$file.Name}}",NameHash:"{{$file.NameHash}}",Type:{{$file.Type}},IsBin:{{$file.IsBin}},Addition:{{$file.Addition}},Deletion:{{$file.Deletion}},IsViewed:{{$file.IsViewed}}},{{end}}];
+			const diffDataFiles = [{{range $i, $file := .Diff.Files}}{Name:"{{$file.Name}}",NameHash:"{{$file.NameHash}}",Type:{{$file.Type}},IsBin:{{$file.IsBin}},IsSubmodule:{{$file.IsSubmodule}},Addition:{{$file.Addition}},Deletion:{{$file.Deletion}},IsViewed:{{$file.IsViewed}}},{{end}}];
 			const diffData = {
 				isIncomplete: {{.Diff.IsIncomplete}},
 				tooManyFilesMessage: "{{ctx.Locale.Tr "repo.diff.too_many_files"}}",
@@ -161,23 +161,25 @@
 										<input type="checkbox" name="{{$file.GetDiffFileName}}" autocomplete="off"{{if $file.IsViewed}} checked{{end}}> {{ctx.Locale.Tr "repo.pulls.has_viewed_file"}}
 									</label>
 								{{end}}
-								<button class="btn diff-header-popup-btn tw-p-1">{{svg "octicon-kebab-horizontal" 18}}</button>
+								{{if not $file.IsSubmodule}}
-								<div class="tippy-target">
+									<button class="btn diff-header-popup-btn tw-p-1">{{svg "octicon-kebab-horizontal" 18}}</button>
-									{{if not (or $file.IsIncomplete $file.IsBin $file.IsSubmodule)}}
+									<div class="tippy-target">
-										<button class="unescape-button item" data-unicode-content-selector="#diff-{{$file.NameHash}}">{{ctx.Locale.Tr "repo.unescape_control_characters"}}</button>
+										{{if not (or $file.IsIncomplete $file.IsBin)}}
-										<button class="escape-button tw-hidden item" data-unicode-content-selector="#diff-{{$file.NameHash}}">{{ctx.Locale.Tr "repo.escape_control_characters"}}</button>
+											<button class="unescape-button item" data-unicode-content-selector="#diff-{{$file.NameHash}}">{{ctx.Locale.Tr "repo.unescape_control_characters"}}</button>
-									{{end}}
+											<button class="escape-button tw-hidden item" data-unicode-content-selector="#diff-{{$file.NameHash}}">{{ctx.Locale.Tr "repo.escape_control_characters"}}</button>
-									{{if and (not $file.IsSubmodule) (not $.PageIsWiki)}}
+										{{end}}
-										{{if $file.IsDeleted}}
+										{{if not $.PageIsWiki}}
-											<a class="item" rel="nofollow" href="{{$.BeforeSourcePath}}/{{PathEscapeSegments .Name}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
+											{{if $file.IsDeleted}}
-										{{else}}
+												<a class="item" rel="nofollow" href="{{$.BeforeSourcePath}}/{{PathEscapeSegments .Name}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
-											<a class="item" rel="nofollow" href="{{$.SourcePath}}/{{PathEscapeSegments .Name}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
+											{{else}}
-											{{if and $.Repository.CanEnableEditor $.CanEditFile (not $file.IsLFSFile) (not $file.IsBin)}}
+												<a class="item" rel="nofollow" href="{{$.SourcePath}}/{{PathEscapeSegments .Name}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
-												<a class="item" rel="nofollow" href="{{$.HeadRepoLink}}/_edit/{{PathEscapeSegments $.HeadBranchName}}/{{PathEscapeSegments $file.Name}}?return_uri={{print $.BackToLink "#diff-" $file.NameHash | QueryEscape}}">{{ctx.Locale.Tr "repo.editor.edit_this_file"}}</a>
+												{{if and $.Repository.CanEnableEditor $.CanEditFile (not $file.IsLFSFile) (not $file.IsBin)}}
+													<a class="item" rel="nofollow" href="{{$.HeadRepoLink}}/_edit/{{PathEscapeSegments $.HeadBranchName}}/{{PathEscapeSegments $file.Name}}?return_uri={{print $.BackToLink "#diff-" $file.NameHash | QueryEscape}}">{{ctx.Locale.Tr "repo.editor.edit_this_file"}}</a>
+												{{end}}
 											{{end}}
 										{{end}}
-									{{end}}
+									</div>
-								</div>
+								{{end}}
 							</div>
 						</h4>
 						<div class="diff-file-body ui attached unstackable table segment" {{if and $file.IsViewed $.IsShowingAllCommits}}data-folded="true"{{end}}>
@@ -195,6 +197,17 @@
 											{{ctx.Locale.Tr "repo.diff.bin_not_shown"}}
 										{{end}}
 									</div>
+								{{else if $file.SubmoduleDiffInfo}}
+									<div class="tw-p-3">{{svg "octicon-file-submodule"}} {{$submoduleDiffInfo := $file.SubmoduleDiffInfo -}}
+										{{- $submoduleName := $submoduleDiffInfo.SubmoduleRepoLinkHTML ctx -}}
+										{{- if $file.IsDeleted -}}
+											{{- ctx.Locale.Tr "repo.diff.submodule_deleted" $submoduleName ($submoduleDiffInfo.CommitRefIDLinkHTML ctx $submoduleDiffInfo.PreviousRefID) -}}
+										{{- else if $file.IsCreated -}}
+											{{- ctx.Locale.Tr "repo.diff.submodule_added" $submoduleName ($submoduleDiffInfo.CommitRefIDLinkHTML ctx $submoduleDiffInfo.NewRefID) -}}
+										{{- else -}}
+											{{- ctx.Locale.Tr "repo.diff.submodule_updated" $submoduleName ($submoduleDiffInfo.CompareRefIDLinkHTML ctx) -}}
+										{{end}}
+									</div>
 								{{else}}
 									<table class="chroma" data-new-comment-url="{{$.Issue.Link}}/files/reviews/new_comment" data-path="{{$file.Name}}">
 										{{if $.IsSplitStyle}}

templates/repo/view_list.tmpl

@@ -13,15 +13,15 @@
 		<div class="repo-file-item">
 			{{$entry := $item.Entry}}
 			{{$commit := $item.Commit}}
-			{{$subModuleFile := $item.SubModuleFile}}
+			{{$submoduleFile := $item.SubmoduleFile}}
 			<div class="repo-file-cell name {{if not $commit}}notready{{end}}">
 				{{if $entry.IsSubModule}}
 					{{svg "octicon-file-submodule"}}
-					{{$refURL := $subModuleFile.RefURL AppUrl $.Repository.FullName $.SSHDomain}} {{/* FIXME: the usage of AppUrl seems incorrect, it would be fixed in the future, use AppSubUrl instead */}}
+					{{$submoduleLink := $submoduleFile.SubmoduleWebLink ctx}}
-					{{if $refURL}}
+					{{if $submoduleLink}}
-						<a class="muted" href="{{$refURL}}">{{$entry.Name}}</a> <span class="at">@</span> <a href="{{$refURL}}/commit/{{PathEscape $subModuleFile.RefID}}">{{ShortSha $subModuleFile.RefID}}</a>
+						<a class="muted" href="{{$submoduleLink.RepoWebLink}}">{{$entry.Name}}</a> <span class="at">@</span> <a href="{{$submoduleLink.CommitWebLink}}">{{ShortSha $submoduleFile.RefID}}</a>
 					{{else}}
-						{{$entry.Name}} <span class="at">@</span> {{ShortSha $subModuleFile.RefID}}
+						{{$entry.Name}} <span class="at">@</span> {{ShortSha $submoduleFile.RefID}}
 					{{end}}
 				{{else}}
 					{{if $entry.IsDir}}

web_src/js/components/DiffFileTreeItem.vue

@@ -8,6 +8,7 @@ type File = {
   NameHash: string;
   Type: number;
   IsViewed: boolean;
+  IsSubmodule: boolean;
 }
 
 type Item = {
@@ -34,6 +35,13 @@ function getIconForDiffType(pType) {
   };
   return diffTypes[pType];
 }
+
+function fileIcon(file) {
+  if (file.IsSubmodule) {
+    return 'octicon-file-submodule';
+  }
+  return 'octicon-file';
+}
 </script>
 
 <template>
@@ -44,7 +52,7 @@ function getIconForDiffType(pType) {
     :title="item.name" :href="'#diff-' + item.file.NameHash"
   >
     <!-- file -->
-    <SvgIcon name="octicon-file"/>
+    <SvgIcon :name="fileIcon(item.file)"/>
     <span class="gt-ellipsis tw-flex-1">{{ item.name }}</span>
     <SvgIcon :name="getIconForDiffType(item.file.Type).name" :class="getIconForDiffType(item.file.Type).classes"/>
   </a>

web_src/js/svg.ts

@@ -28,6 +28,7 @@ import octiconEye from '../../public/assets/img/svg/octicon-eye.svg';
 import octiconFile from '../../public/assets/img/svg/octicon-file.svg';
 import octiconFileDirectoryFill from '../../public/assets/img/svg/octicon-file-directory-fill.svg';
 import octiconFileDirectoryOpenFill from '../../public/assets/img/svg/octicon-file-directory-open-fill.svg';
+import octiconFileSubmodule from '../../public/assets/img/svg/octicon-file-submodule.svg';
 import octiconFilter from '../../public/assets/img/svg/octicon-filter.svg';
 import octiconGear from '../../public/assets/img/svg/octicon-gear.svg';
 import octiconGitBranch from '../../public/assets/img/svg/octicon-git-branch.svg';
@@ -104,6 +105,7 @@ const svgs = {
   'octicon-file': octiconFile,
   'octicon-file-directory-fill': octiconFileDirectoryFill,
   'octicon-file-directory-open-fill': octiconFileDirectoryOpenFill,
+  'octicon-file-submodule': octiconFileSubmodule,
   'octicon-filter': octiconFilter,
   'octicon-gear': octiconGear,
   'octicon-git-branch': octiconGitBranch,