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	Web front-end for git that you're looking at right now. Might have had a few additions from upstream.

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path: root/html.c

blob: e7e6e075949bac31292cf84acd687dc40b320d64 (plain)

pre { line-height: 125%; } td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ #ifndef UI_COMMIT_H #define UI_COMMIT_H extern void cgit_print_commit(char *hex, const char *prefix); #endif /* UI_COMMIT_H */

generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-01-06 03:19:25 +0000

/* html.c: helper functions for html output
 *
 * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */

#include "cgit.h"
#include "html.h"
#include "url.h"

/* Percent-encoding of each character, except: a-zA-Z0-9!$()*,./:;@- */
static const char* url_escape_table[256] = {
	"%00", "%01", "%02", "%03", "%04", "%05", "%06", "%07",
	"%08", "%09", "%0a", "%0b", "%0c", "%0d", "%0e", "%0f",
	"%10", "%11", "%12", "%13", "%14", "%15", "%16", "%17",
	"%18", "%19", "%1a", "%1b", "%1c", "%1d", "%1e", "%1f",
	"%20", NULL,  "%22", "%23", NULL,  "%25", "%26", "%27",
	NULL,  NULL,  NULL,  "%2b", NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  "%3c", "%3d", "%3e", "%3f",
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  "%5c", NULL,  "%5e", NULL,
	"%60", NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,  NULL,
	NULL,  NULL,  NULL,  "%7b", "%7c", "%7d", NULL,  "%7f",
	"%80", "%81", "%82", "%83", "%84", "%85", "%86", "%87",
	"%88", "%89", "%8a", "%8b", "%8c", "%8d", "%8e", "%8f",
	"%90", "%91", "%92", "%93", "%94", "%95", "%96", "%97",
	"%98", "%99", "%9a", "%9b", "%9c", "%9d", "%9e", "%9f",
	"%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%a6", "%a7",
	"%a8", "%a9", "%aa", "%ab", "%ac", "%ad", "%ae", "%af",
	"%b0", "%b1", "%b2", "%b3", "%b4", "%b5", "%b6", "%b7",
	"%b8", "%b9", "%ba", "%bb", "%bc", "%bd", "%be", "%bf",
	"%c0", "%c1", "%c2", "%c3", "%c4", "%c5", "%c6", "%c7",
	"%c8", "%c9", "%ca", "%cb", "%cc", "%cd", "%ce", "%cf",
	"%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7",
	"%d8", "%d9", "%da", "%db", "%dc", "%dd", "%de", "%df",
	"%e0", "%e1", "%e2", "%e3", "%e4", "%e5", "%e6", "%e7",
	"%e8", "%e9", "%ea", "%eb", "%ec", "%ed", "%ee", "%ef",
	"%f0", "%f1", "%f2", "%f3", "%f4", "%f5", "%f6", "%f7",
	"%f8", "%f9", "%fa", "%fb", "%fc", "%fd", "%fe", "%ff"
};

char *fmt(const char *format, ...)
{
	static char buf[8][1024];
	static int bufidx;
	int len;
	va_list args;

	bufidx++;
	bufidx &= 7;

	va_start(args, format);
	len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
	va_end(args);
	if (len > sizeof(buf[bufidx])) {
		fprintf(stderr, "[html.c] string truncated: %s\n", format);
		exit(1);
	}
	return buf[bufidx];
}

char *fmtalloc(const char *format, ...)
{
	struct strbuf sb = STRBUF_INIT;
	va_list args;

	va_start(args, format);
	strbuf_vaddf(&sb, format, args);
	va_end(args);

	return strbuf_detach(&sb, NULL);
}

void html_raw(const char *data, size_t size)
{
	if (write(STDOUT_FILENO, data, size) != size)
		die_errno("write error on html output");
}

void html(const char *txt)
{
	html_raw(txt, strlen(txt));
}

void htmlf(const char *format, ...)
{
	va_list args;
	struct strbuf buf = STRBUF_INIT;

	va_start(args, format);
	strbuf_vaddf(&buf, format, args);
	va_end(args);
	html(buf.buf);
	strbuf_release(&buf);
}

void html_txtf(const char *format, ...)
{
	va_list args;

	va_start(args, format);
	html_vtxtf(format, args);
	va_end(args);
}

void html_vtxtf(const char *format, va_list ap)
{
	va_list cp;
	struct strbuf buf = STRBUF_INIT;

	va_copy(cp, ap);
	strbuf_vaddf(&buf, format, cp);
	va_end(cp);
	html_txt(buf.buf);
	strbuf_release(&buf);
}

void html_txt(const char *txt)
{
	const char *t = txt;
	while (t && *t) {
		int c = *t;
		if (c == '<' || c == '>' || c == '&') {
			html_raw(txt, t - txt);
			if (c == '>')
				html("&gt;");
			else if (c == '<')
				html("&lt;");
			else if (c == '&')
				html("&amp;");
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html(txt);
}

void html_ntxt(int len, const char *txt)
{
	const char *t = txt;
	while (t && *t && len--) {
		int c = *t;
		if (c == '<' || c == '>' || c == '&') {
			html_raw(txt, t - txt);
			if (c == '>')
				html("&gt;");
			else if (c == '<')
				html("&lt;");
			else if (c == '&')
				html("&amp;");
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html_raw(txt, t - txt);
	if (len < 0)
		html("...");
}

void html_attrf(const char *fmt, ...)
{
	va_list ap;
	struct strbuf sb = STRBUF_INIT;

	va_start(ap, fmt);
	strbuf_vaddf(&sb, fmt, ap);
	va_end(ap);

	html_attr(sb.buf);
	strbuf_release(&sb);
}

void html_attr(const char *txt)
{
	const char *t = txt;
	while (t && *t) {
		int c = *t;
		if (c == '<' || c == '>' || c == '\'' || c == '\"' || c == '&') {
			html_raw(txt, t - txt);
			if (c == '>')
				html("&gt;");
			else if (c == '<')
				html("&lt;");
			else if (c == '\'')
				html("&#x27;");
			else if (c == '"')
				html("&quot;");
			else if (c == '&')
				html("&amp;");
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html(txt);
}

void html_url_path(const char *txt)
{
	const char *t = txt;
	while (t && *t) {
		unsigned char c = *t;
		const char *e = url_escape_table[c];
		if (e && c != '+' && c != '&') {
			html_raw(txt, t - txt);
			html(e);
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html(txt);
}

void html_url_arg(const char *txt)
{
	const char *t = txt;
	while (t && *t) {
		unsigned char c = *t;
		const char *e = url_escape_table[c];
		if (c == ' ')
			e = "+";
		if (e) {
			html_raw(txt, t - txt);
			html(e);
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html(txt);
}

void html_header_arg_in_quotes(const char *txt)
{
	const char *t = txt;
	while (t && *t) {
		unsigned char c = *t;
		const char *e = NULL;
		if (c == '\\')
			e = "\\\\";
		else if (c == '\r')
			e = "\\r";
		else if (c == '\n')
			e = "\\n";
		else if (c == '"')
			e = "\\\"";
		if (e) {
			html_raw(txt, t - txt);
			html(e);
			txt = t + 1;
		}
		t++;
	}
	if (t != txt)
		html(txt);

}

void html_hidden(const char *name, const char *value)
{
	html("<input type='hidden' name='");
	html_attr(name);
	html("' value='");
	html_attr(value);
	html("'/>");
}

void html_option(const char *value, const char *text, const char *selected_value)
{
	html("<option value='");
	html_attr(value);
	html("'");
	if (selected_value && !strcmp(selected_value, value))
		html(" selected='selected'");
	html(">");
	html_txt(text);
	html("</option>\n");
}

void html_intoption(int value, const char *text, int selected_value)
{
	htmlf("<option value='%d'%s>", value,
	      value == selected_value ? " selected='selected'" : "");
	html_txt(text);
	html("</option>");
}

void html_link_open(const char *url, const char *title, const char *class)
{
	html("<a href='");
	html_attr(url);
	if (title) {
		html("' title='");
		html_attr(title);
	}
	if (class) {
		html("' class='");
		html_attr(class);
	}
	html("'>");
}

void html_link_close(void)
{
	html("</a>");
}

void html_fileperm(unsigned short mode)
{
	htmlf("%c%c%c", (mode & 4 ? 'r' : '-'),
	      (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-'));
}

int html_include(const char *filename)
{
	FILE *f;
	char buf[4096];
	size_t len;

	if (!(f = fopen(filename, "r"))) {
		fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n",
			filename, strerror(errno), errno);
		return -1;
	}
	while ((len = fread(buf, 1, 4096, f)) > 0)
		html_raw(buf, len);
	fclose(f);
	return 0;
}

void http_parse_querystring(const char *txt, void (*fn)(const char *name, const char *value))
{
	const char *t = txt;

	while (t && *t) {
		char *name = url_decode_parameter_name(&t);
		if (*name) {
			char *value = url_decode_parameter_value(&t);
			fn(name, value);
			free(value);
		}
		free(name);
	}
}