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-rw-r--r--Makefile6
-rw-r--r--README.md12
-rw-r--r--cgit.c6
-rw-r--r--cgit.css13
-rw-r--r--cgit.h2
-rw-r--r--cgit.svg5
-rw-r--r--cgitrc.5.txt18
-rw-r--r--favicon.svg5
-rw-r--r--solarized.css140
-rwxr-xr-xtests/t0106-diff.sh82
-rw-r--r--ui-diff.c86
-rw-r--r--ui-shared.c79
12 files changed, 435 insertions, 19 deletions
diff --git a/Makefile b/Makefile
index 4e851af..b87116a 100644
--- a/Makefile
+++ b/Makefile
@@ -87,9 +87,12 @@ install: all
$(INSTALL) -m 0755 cgit $(DESTDIR)$(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
$(INSTALL) -m 0755 -d $(DESTDIR)$(CGIT_DATA_PATH)
$(INSTALL) -m 0644 cgit.css $(DESTDIR)$(CGIT_DATA_PATH)/cgit.css
+ $(INSTALL) -m 0644 solarized.css $(DESTDIR)$(CGIT_DATA_PATH)/solarized.css
$(INSTALL) -m 0644 cgit.js $(DESTDIR)$(CGIT_DATA_PATH)/cgit.js
$(INSTALL) -m 0644 cgit.png $(DESTDIR)$(CGIT_DATA_PATH)/cgit.png
+ $(INSTALL) -m 0644 cgit.svg $(DESTDIR)$(CGIT_DATA_PATH)/cgit.svg
$(INSTALL) -m 0644 favicon.ico $(DESTDIR)$(CGIT_DATA_PATH)/favicon.ico
+ $(INSTALL) -m 0644 favicon.svg $(DESTDIR)$(CGIT_DATA_PATH)/favicon.svg
$(INSTALL) -m 0644 robots.txt $(DESTDIR)$(CGIT_DATA_PATH)/robots.txt
$(INSTALL) -m 0755 -d $(DESTDIR)$(filterdir)
$(COPYTREE) filters/* $(DESTDIR)$(filterdir)
@@ -116,9 +119,12 @@ endef
uninstall:
rm -f $(DESTDIR)$(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
rm -f $(DESTDIR)$(CGIT_DATA_PATH)/cgit.css
+ rm -f $(DESTDIR)$(CGIT_DATA_PATH)/solarized.css
rm -f $(DESTDIR)$(CGIT_DATA_PATH)/cgit.js
rm -f $(DESTDIR)$(CGIT_DATA_PATH)/cgit.png
+ rm -f $(DESTDIR)$(CGIT_DATA_PATH)/cgit.svg
rm -f $(DESTDIR)$(CGIT_DATA_PATH)/favicon.ico
+ rm -f $(DESTDIR)$(CGIT_DATA_PATH)/favicon.svg
rm -f $(DESTDIR)$(CGIT_DATA_PATH)/robots.txt
$(foreach file,$(patsubst filters/%,%,$(shell find filters/ ! -type d)), \
$(call rm_f,$(DESTDIR)$(filterdir)/$(file)))
diff --git a/README.md b/README.md
index f3b8724..1e13a37 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## cgitext - CGI for Git extension by Saya Andy
+## cgitext – CGI for Git extension by Saya Andy
This is a custom expansion to cgit. Its most prominent changes by now are:
@@ -6,9 +6,17 @@ This is a custom expansion to cgit. Its most prominent changes by now are:
* Theming now relies on CSS variables set in cgit.css, to allow easier custom additions and implicit filter theming.
+* Allow to use multiple favicons and of MIME type different from x-icon (f.ex. svg/png/webp).
+
+* Use vector-based format for favicon and cgit logo and make it default.
+
+* Include optional solarized.css addon theme.
+
+* Allow user to pick variable refs for diff in web ui.
+
The original cgit project is hosted at [git.zx2c4.com](https://git.zx2c4.com/cgit/about/)
-## cgit - CGI for Git
+## cgit – CGI for Git
This is an attempt to create a fast web interface for the Git SCM, using a built-in cache to decrease server I/O pressure.
diff --git a/cgit.c b/cgit.c
index 30c1d23..bb32dc7 100644
--- a/cgit.c
+++ b/cgit.c
@@ -5,6 +5,7 @@
*
* Modified 2026 by Saya Andy:
* Always check there is git repo on repo.path
+ * Allow to include multiple favicons
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
@@ -170,7 +171,7 @@ static void config_cb(const char *name, const char *value)
else if (!strcmp(name, "js"))
string_list_append(&ctx.cfg.js, strdup_first_line(value));
else if (!strcmp(name, "favicon"))
- ctx.cfg.favicon = strdup_first_line(value);
+ string_list_append(&ctx.cfg.favicon, strdup_first_line(value));
else if (!strcmp(name, "footer"))
ctx.cfg.footer = strdup_first_line(value);
else if (!strcmp(name, "head-include"))
@@ -412,8 +413,7 @@ static void prepare_context(void)
ctx.cfg.case_sensitive_sort = 1;
ctx.cfg.branch_sort = 0;
ctx.cfg.commit_sort = 0;
- ctx.cfg.logo = "/cgit.png";
- ctx.cfg.favicon = "/favicon.ico";
+ ctx.cfg.logo = "/cgit.svg";
ctx.cfg.local_time = 0;
ctx.cfg.enable_http_clone = 1;
ctx.cfg.enable_index_owner = 1;
diff --git a/cgit.css b/cgit.css
index e52d424..8563462 100644
--- a/cgit.css
+++ b/cgit.css
@@ -478,6 +478,14 @@ div#cgit div.cgit-panel {
margin-top: 1.5em;
}
+div#cgit form.diff-ctrls div.cgit-panel {
+ float: none;
+}
+
+div#cgit form.diff-ctrls {
+ float: right;
+}
+
div#cgit div.cgit-panel table {
border-collapse: collapse;
border: solid 1px var(--border-mid);
@@ -666,6 +674,11 @@ div#cgit a.button {
padding: 0em 0.5em;
}
+div#cgit form.diff-ctrls div.cgit-panel a.button {
+ border: solid 1px var(--border-mid);
+ background-color: var(--bg-hl);
+}
+
div#cgit a.primary {
font-size: 100%;
}
diff --git a/cgit.h b/cgit.h
index 847ab4e..e2b8cbc 100644
--- a/cgit.h
+++ b/cgit.h
@@ -205,7 +205,7 @@ struct cgit_config {
char *ci_tag_url;
char *clone_prefix;
char *clone_url;
- char *favicon;
+ struct string_list favicon;
char *footer;
char *head_include;
char *header;
diff --git a/cgit.svg b/cgit.svg
new file mode 100644
index 0000000..43fee2c
--- /dev/null
+++ b/cgit.svg
@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="96" height="64" viewBox="0 0 96 64" fill="none" stroke="#a00" stroke-width="5">
+ <title>cgit</title>
+ <path d="M31.5 27.5A9 9 0 0 0 22.5 18.5h-5A9 9 0 0 0 8.5 27.5V38a9 9 0 0 0 9 9h5a9 9 0 0 0 9-9M31.5 38v12.5a8 8 0 0 1-8 8H17a8 8 0 0 1-8-8M46.5 3v5m0 8v33M62.5 9v29.75a7.75 7.75 0 0 0 15.5 0V37"/>
+ <path stroke-width="4" d="M56 18h25"/>
+</svg>
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 76b2085..527233d 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -240,9 +240,14 @@ enable-tree-linenumbers::
for plaintext blobs printed in the tree view. Default value: "1".
favicon::
- Url used as link to a shortcut icon for cgit. It is suggested to use
- the value "/favicon.ico" since certain browsers will ignore other
- values. Default value: "/favicon.ico".
+ Url used as link to a shortcut icon for cgit. It is suggested to
+ always include the value "/favicon.ico" since certain browsers will
+ ignore other values. May be given multiple times, each favicon URL
+ path is added in the head section of the document in turn, letting
+ the browser pick the icon it prefers. The mimetype of each icon is
+ deduced from the extension of its url ("ico", "png", "svg", "gif",
+ "jpg", "jpeg", "webp" and "avif" are recognized) and emitted as a
+ "type" attribute. Default value: "/favicon.svg", "/favicon.ico".
footer::
The content of the file specified with this option will be included
@@ -272,7 +277,7 @@ local-time::
logo::
Url which specifies the source of an image which will be used as a logo
- on all cgit pages. Default value: "/cgit.png".
+ on all cgit pages. Default value: "/cgit.svg".
logo-link::
Url loaded when clicking on the cgit logo image. If unspecified the
@@ -916,8 +921,10 @@ cache-size=1000
# Specify some default clone urls using macro expansion
clone-url=git://foo.org/$CGIT_REPO_URL git@foo.org:$CGIT_REPO_URL
+
# Specify the css url
css=/css/cgit.css
+css=/css/solarized.css
# Add a "ci" tab pointing at a Jenkins multibranch pipeline
@@ -957,7 +964,8 @@ enable-log-linecount=1
branch-sort=age
-# Add a cgit favicon
+# Add cgit favicons
+favicon=/favicon.svg
favicon=/favicon.ico
diff --git a/favicon.svg b/favicon.svg
new file mode 100644
index 0000000..6be3df4
--- /dev/null
+++ b/favicon.svg
@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="52" height="52" viewBox="0 0 52 52" fill="none" stroke-width="6">
+ <title>cgit</title>
+ <g stroke="#f33"><path id="g" d="M37.5 15A9 9 0 0 0 28.5 6h-5A9 9 0 0 0 14.5 15v10.5a9 9 0 0 0 9 9h5a9 9 0 0 0 9-9M37.5 25.5V38a8 8 0 0 1-8 8H23a8 8 0 0 1-8-8"/></g>
+ <use href="#g" stroke="#a00" stroke-width="4"/>
+</svg>
diff --git a/solarized.css b/solarized.css
new file mode 100644
index 0000000..2e6e3d4
--- /dev/null
+++ b/solarized.css
@@ -0,0 +1,140 @@
+/*
+ * Solarized theme (Ethan Schoonover) with automatic light/dark selection
+ * based on the prefers-color-scheme media query.
+ *
+ * Must be listed after cgit.css, e.g.
+ *
+ * css=/cgit.css
+ * css=/solarized.css
+ */
+
+:root {
+ --sol-base03: #002b36;
+ --sol-base02: #073642;
+ --sol-base01: #586e75;
+ --sol-base00: #657b83;
+ --sol-base0: #839496;
+ --sol-base1: #93a1a1;
+ --sol-base2: #eee8d5;
+ --sol-base3: #fdf6e3;
+
+ --sol-yellow: #b58900;
+ --sol-orange: #cb4b16;
+ --sol-red: #dc322f;
+ --sol-magenta: #d33682;
+ --sol-violet: #6c71c4;
+ --sol-blue: #268bd2;
+ --sol-cyan: #2aa198;
+ --sol-green: #859900;
+
+ --sol-canvas: var(--sol-base3);
+ --sol-panel: var(--sol-base2);
+ --sol-body: var(--sol-base00);
+ --sol-emph: var(--sol-base01);
+ --sol-muted: var(--sol-base0);
+ --sol-secondary: var(--sol-base1);
+ --sol-shade: var(--sol-base03);
+ --sol-page: var(--sol-panel);
+
+ --sol-tint-soft: 18%;
+ --sol-tint: 25%;
+ --sol-tint-strong: 45%;
+
+ color-scheme: light dark;
+}
+
+@media (prefers-color-scheme: dark) {
+ :root {
+ --sol-canvas: var(--sol-base03);
+ --sol-panel: var(--sol-base02);
+ --sol-body: var(--sol-base0);
+ --sol-emph: var(--sol-base1);
+ --sol-muted: var(--sol-base00);
+ --sol-secondary: var(--sol-base01);
+ --sol-shade: var(--sol-base3);
+
+ --sol-tint-soft: 30%;
+ --sol-tint: 35%;
+ --sol-tint-strong: 55%;
+ }
+}
+
+body:has(> div#cgit) {
+ margin: 0;
+ background-color: var(--sol-page);
+}
+
+div#cgit {
+ --bg: var(--sol-canvas);
+ --bg-zebra: color-mix(in srgb, var(--sol-panel) 40%, var(--sol-canvas));
+ --bg-hl: var(--sol-panel);
+ --bg-hl2: color-mix(in srgb, var(--sol-panel) 85%, var(--sol-shade));
+ --fg: var(--sol-body);
+ --fg-strong: var(--sol-emph);
+ --fg-mid: var(--sol-body);
+ --fg-mute: var(--sol-muted);
+ --fg-dim: var(--sol-secondary);
+ --fg-faint: color-mix(in srgb, var(--sol-secondary) 65%, var(--sol-canvas));
+ --fg-faintest: color-mix(in srgb, var(--sol-secondary) 45%, var(--sol-canvas));
+ --fg-on-tint: var(--sol-emph);
+ --fg-linenum: var(--sol-secondary);
+ --border: var(--sol-panel);
+ --border-mid: var(--sol-secondary);
+ --border-dark: var(--sol-muted);
+ --border-strong: var(--sol-emph);
+
+ --red: var(--sol-red);
+ --red-mid: color-mix(in srgb, var(--sol-red) 75%, var(--sol-shade));
+ --red-dark: color-mix(in srgb, var(--sol-red) 55%, var(--sol-shade));
+ --green: var(--sol-green);
+ --green-mid: color-mix(in srgb, var(--sol-green) 70%, var(--sol-shade));
+ --green-dark: color-mix(in srgb, var(--sol-green) 50%, var(--sol-shade));
+ --blue: var(--sol-blue);
+ --blue-dark: color-mix(in srgb, var(--sol-blue) 70%, var(--sol-shade));
+
+ --graph-col1: var(--sol-red);
+ --graph-col2: var(--sol-green);
+ --graph-col3: var(--sol-yellow);
+ --graph-col4: var(--sol-blue);
+ --graph-col5: var(--sol-magenta);
+ --graph-col6: var(--sol-cyan);
+
+ --graph-add-bg: var(--sol-green);
+ --graph-rem-bg: var(--sol-red);
+
+ --notes-bg: color-mix(in srgb, var(--sol-yellow) var(--sol-tint-soft), var(--sol-canvas));
+ --notes-border: var(--sol-yellow);
+ --add-bg: color-mix(in srgb, var(--sol-green) var(--sol-tint), var(--sol-canvas));
+ --add-bg-dark: color-mix(in srgb, var(--sol-green) var(--sol-tint-strong), var(--sol-canvas));
+ --del-bg: color-mix(in srgb, var(--sol-red) var(--sol-tint), var(--sol-canvas));
+ --del-bg-dark: color-mix(in srgb, var(--sol-red) var(--sol-tint-strong), var(--sol-canvas));
+ --changed-bg: color-mix(in srgb, var(--sol-yellow) var(--sol-tint), var(--sol-canvas));
+ --changed-bg-dark: color-mix(in srgb, var(--sol-yellow) var(--sol-tint-strong), var(--sol-canvas));
+ --hunk-bg: color-mix(in srgb, var(--sol-blue) var(--sol-tint), var(--sol-canvas));
+
+ --deco-branch-bg: color-mix(in srgb, var(--sol-green) var(--sol-tint-soft), var(--sol-canvas));
+ --deco-branch-border: var(--sol-green);
+ --deco-tag-bg: color-mix(in srgb, var(--sol-yellow) var(--sol-tint-soft), var(--sol-canvas));
+ --deco-tag-border: var(--sol-yellow);
+ --deco-tag-annotated-bg: color-mix(in srgb, var(--sol-orange) var(--sol-tint-soft), var(--sol-canvas));
+ --deco-tag-annotated-border: var(--sol-yellow);
+ --deco-remote-bg: color-mix(in srgb, var(--sol-violet) var(--sol-tint-soft), var(--sol-canvas));
+ --deco-remote-border: var(--sol-violet);
+ --deco-other-bg: color-mix(in srgb, var(--sol-red) var(--sol-tint-soft), var(--sol-canvas));
+ --deco-other-border: var(--sol-red);
+
+ --syn-keyword: var(--sol-emph);
+ --syn-keyword-alt: var(--sol-blue);
+ --syn-type: var(--blue-dark);
+ --syn-string: var(--sol-red);
+ --syn-string-alt: var(--sol-green);
+ --syn-escape: var(--sol-magenta);
+ --syn-comment: var(--sol-secondary);
+ --syn-number: var(--sol-yellow);
+ --syn-preproc: var(--green-mid);
+ --syn-operator: var(--sol-emph);
+ --syn-interpolation: var(--sol-blue);
+ --syn-linenum: var(--sol-secondary);
+ --syn-error: var(--sol-red);
+ --syn-mark-bg: color-mix(in srgb, var(--sol-yellow) var(--sol-tint), var(--sol-canvas));
+}
diff --git a/tests/t0106-diff.sh b/tests/t0106-diff.sh
index 82b645e..1100596 100755
--- a/tests/t0106-diff.sh
+++ b/tests/t0106-diff.sh
@@ -16,4 +16,86 @@ test_expect_success 'find added line' '
grep "<div class=.add.>+5</div>" tmp
'
+test_expect_success 'ref picker: from: select present' '
+ grep "<select name=.id2." tmp
+'
+
+test_expect_success 'ref picker: to: select present' '
+ grep "<select name=.id." tmp
+'
+
+test_expect_success 'ref picker: from: label present' '
+ grep "from:" tmp
+'
+
+test_expect_success 'ref picker: to: label present' '
+ grep "to:" tmp
+'
+
+test_expect_success 'ref pickers live in a separate refs panel' '
+ grep "<b>diff refs</b>" tmp &&
+ grep "<b>diff options</b>" tmp
+'
+
+test_expect_success 'ref picker: master branch listed' '
+ grep "master" tmp
+'
+
+test_expect_success 'ref picker: auto-submit on change' '
+ grep "onchange=.this.form.submit()." tmp
+'
+
+test_expect_success 'flip link present' '
+ grep "<a title=.swap from and to. class=.button. href=./foo/diff/?" tmp
+'
+
+test_expect_success 'flip link swaps the default refs' '
+ old=$(git --git-dir="$PWD/repos/foo/.git" rev-parse master~1) &&
+ grep "/foo/diff/?id=$old&amp;id2=master" tmp
+'
+
+test_expect_success 'compare two refs: foo/diff?id=master&id2=HEAD' '
+ cgit_query "url=foo/diff&id=master&id2=HEAD" >tmp
+'
+
+test_expect_success 'diff with explicit refs shows diffstat' '
+ grep "diffstat" tmp
+'
+
+test_expect_success 'diff with oid2 parameter uses it for old ref' '
+ cgit_query "url=foo/diff&id=master&id2=HEAD" >tmp &&
+ grep "from:" tmp
+'
+
+test_expect_success 'ref picker: to: shows master when id=master' '
+ cgit_query "url=foo/diff&id=master" >tmp &&
+ grep "master" tmp
+'
+
+test_expect_success 'ref picker: from: empty when no id2' '
+ cgit_query "url=foo/diff" >tmp &&
+ grep "<select name=.id2." tmp
+'
+
+test_expect_success 'compare initial commit with HEAD' '
+ root=$(git --git-dir="$PWD/repos/foo/.git" rev-list --max-parents=0 HEAD) &&
+ cgit_query "url=foo/diff&id=HEAD&id2=$root" >tmp
+'
+
+test_expect_success 'diff with HEAD and root shows content' '
+ grep "diffstat" tmp
+'
+
+test_expect_success 'flip link swaps explicit refs' '
+ cgit_query "url=foo/diff&id=master&id2=HEAD" >tmp &&
+ new=$(git --git-dir="$PWD/repos/foo/.git" rev-parse HEAD) &&
+ grep "/foo/diff/?id=$new&amp;id2=master" tmp
+'
+
+test_expect_success 'flip link omits id for a diff against a root commit' '
+ root=$(git --git-dir="$PWD/repos/foo/.git" rev-list --max-parents=0 HEAD) &&
+ cgit_query "url=foo/diff&id=$root" >tmp &&
+ grep "href=./foo/diff/?id2=$root." tmp
+'
+
test_done
diff --git a/ui-diff.c b/ui-diff.c
index 6cfa697..13c1e32 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -1,6 +1,10 @@
/* ui-diff.c: show diff between two blobs
*
* Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
+ * Copyright (C) 2026 Saya Andy <saya.andy@posteo.com>
+ *
+ * Modified 2026 by Saya Andy:
+ * Select variable refs from web ui for diff
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
@@ -336,16 +340,92 @@ static void filepair_cb(struct diff_filepair *pair)
cgit_ssdiff_footer();
}
+static int print_ref_option(const struct reference *ref, void *cb_data)
+{
+ const char **sel = (const char **)cb_data;
+
+ html_option(ref->name, ref->name, sel[0]);
+ return 0;
+}
+
+static void cgit_print_ref_select(const char *name, const char *selected)
+{
+ /*
+ * Offer every branch and tag so that any two refs can be compared.
+ */
+ html("<select name='");
+ html_attr(name);
+ html("' onchange='this.form.submit();'>");
+ refs_for_each_branch_ref(get_main_ref_store(the_repository),
+ print_ref_option, (void *)&selected);
+ if (ctx.repo->enable_remote_branches)
+ refs_for_each_remote_ref(get_main_ref_store(the_repository),
+ print_ref_option, (void *)&selected);
+ refs_for_each_tag_ref(get_main_ref_store(the_repository),
+ print_ref_option, (void *)&selected);
+ html("</select>");
+}
+
void cgit_print_diff_ctrls(void)
{
int i, curr;
+ html("<form class='diff-ctrls' method='get'>");
+ /*
+ * Emit the same hidden fields as cgit_add_hidden_formfields(), except
+ * id/id2, which are carried by the ref-picker selects below. One
+ * form wraps both panels so any submission carries all controls.
+ */
+ if (!ctx.cfg.virtual_root) {
+ struct strbuf url = STRBUF_INIT;
+ strbuf_addf(&url, "%s/%s", ctx.qry.repo, ctx.qry.page);
+ if (ctx.qry.vpath)
+ strbuf_addf(&url, "/%s", ctx.qry.vpath);
+ html_hidden("url", url.buf);
+ strbuf_release(&url);
+ }
+ if (ctx.qry.head && ctx.repo->defbranch &&
+ strcmp(ctx.qry.head, ctx.repo->defbranch))
+ html_hidden("h", ctx.qry.head);
+ if (ctx.qry.showmsg)
+ html_hidden("showmsg", "1");
+
+ html("<div class='cgit-panel'>");
+ html("<b>diff refs</b>");
+ html("<table>");
+ html("<tr><td colspan='2'/></tr>");
+
+ /* ref pickers: compare any two refs (branches/tags) */
+ {
+ const char *new_ref = ctx.qry.oid ? ctx.qry.oid : ctx.qry.head;
+ const char *old_ref = ctx.qry.oid2;
+
+ html("<tr>");
+ html("<td class='label'>from:</td>");
+ html("<td class='ctrl'>");
+ cgit_print_ref_select("id2", old_ref);
+ html("</td></tr><tr>");
+ html("<td class='label'>to:</td>");
+ html("<td class='ctrl'>");
+ cgit_print_ref_select("id", new_ref);
+ html("</td></tr>");
+
+ html("<tr><td/><td class='ctrl'>");
+ cgit_diff_link("flip", "swap from and to", "button",
+ ctx.qry.head,
+ is_null_oid(old_rev_oid) ? NULL :
+ oid_to_hex(old_rev_oid),
+ new_ref, ctx.qry.path);
+ html("</td></tr>");
+ }
+ html("</table>");
+ html("</div>");
+
html("<div class='cgit-panel'>");
html("<b>diff options</b>");
- html("<form method='get'>");
- cgit_add_hidden_formfields(1, 0, ctx.qry.page);
html("<table>");
html("<tr><td colspan='2'/></tr>");
+
html("<tr>");
html("<td class='label'>context:</td>");
html("<td class='ctrl'>");
@@ -379,8 +459,8 @@ void cgit_print_diff_ctrls(void)
html("<tr><td/><td class='ctrl'>");
html("<noscript><input type='submit' value='reload'/></noscript>");
html("</td></tr></table>");
- html("</form>");
html("</div>");
+ html("</form>");
}
void cgit_print_diff(const char *new_rev, const char *old_rev,
diff --git a/ui-shared.c b/ui-shared.c
index 97d1839..686fde0 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -7,6 +7,8 @@
* Implement ci link tab
* Check repo existence
* Replace memrchr() for macOS compatibility
+ * Allow multiple favicons of different mime types to be used
+ * Include favicon.svg as default
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
@@ -774,6 +776,51 @@ void cgit_redirect(const char *url, bool permanent)
html("\n\n");
}
+static const struct {
+ const char *ext;
+ const char *mimetype;
+} favicon_mimetypes[] = {
+ { "ico", "image/x-icon" },
+ { "png", "image/png" },
+ { "svg", "image/svg+xml" },
+ { "gif", "image/gif" },
+ { "jpg", "image/jpeg" },
+ { "jpeg", "image/jpeg" },
+ { "webp", "image/webp" },
+ { "avif", "image/avif" },
+};
+
+/* Deduce the mimetype of a favicon from the extension of its url, ignoring
+ * any query string or fragment. Returns NULL for unknown extensions.
+ */
+static const char *favicon_mimetype(const char *url)
+{
+ const char *p, *end, *ext = NULL;
+ size_t len;
+ int i;
+
+ end = strpbrk(url, "?#");
+ if (!end)
+ end = url + strlen(url);
+
+ for (p = url; p < end; p++) {
+ if (*p == '/')
+ ext = NULL;
+ else if (*p == '.')
+ ext = p + 1;
+ }
+ if (!ext)
+ return NULL;
+ len = end - ext;
+
+ for (i = 0; i < ARRAY_SIZE(favicon_mimetypes); i++) {
+ if (strlen(favicon_mimetypes[i].ext) == len &&
+ !strncasecmp(favicon_mimetypes[i].ext, ext, len))
+ return favicon_mimetypes[i].mimetype;
+ }
+ return NULL;
+}
+
static void print_rel_vcs_link(const char *url)
{
html("<link rel='vcs-git' href='");
@@ -815,6 +862,27 @@ static int emit_js_link(struct string_list_item *s, void *arg)
return 0;
}
+static int emit_favicon_link(struct string_list_item *s, void *arg)
+{
+ const char *url = s ? s->string : (const char *)arg;
+ const char *mimetype;
+
+ /* Do not emit anything if favicon= is specified. */
+ if (!*url)
+ return 0;
+
+ html("<link rel='shortcut icon' href='");
+ html_attr(url);
+ mimetype = favicon_mimetype(url);
+ if (mimetype) {
+ html("' type='");
+ html_attr(mimetype);
+ }
+ html("'/>\n");
+
+ return 0;
+}
+
void cgit_print_docstart(void)
{
char *host = cgit_hosturl();
@@ -845,11 +913,12 @@ void cgit_print_docstart(void)
else
emit_js_link(NULL, "/cgit.js");
- if (ctx.cfg.favicon && *ctx.cfg.favicon) {
- html("<link rel='shortcut icon' href='");
- html_attr(ctx.cfg.favicon);
- html("'/>\n");
- }
+ if (ctx.cfg.favicon.items)
+ for_each_string_list(&ctx.cfg.favicon, emit_favicon_link, NULL);
+ else
+ emit_favicon_link(NULL, "/favicon.svg");
+ emit_favicon_link(NULL, "/favicon.ico");
+
if (host && ctx.repo && ctx.qry.head) {
char *fileurl;
struct strbuf sb = STRBUF_INIT;