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path: root/ui-plain.c

blob: ff85113718464ddbcf68af205a2fae1b6e3e86d1 (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); #endif /* UI_COMMIT_H */

generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-01-01 04:26:26 +0000

/* ui-plain.c: functions for output of plain blobs by path
 *
 * 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 "ui-plain.h"
#include "html.h"
#include "ui-shared.h"

struct walk_tree_context {
	int match_baselen;
	int match;
};

static int print_object(const unsigned char *sha1, const char *path)
{
	enum object_type type;
	char *buf, *mimetype;
	unsigned long size;

	type = sha1_object_info(sha1, &size);
	if (type == OBJ_BAD) {
		cgit_print_error_page(404, "Not found", "Not found");
		return 0;
	}

	buf = read_sha1_file(sha1, &type, &size);
	if (!buf) {
		cgit_print_error_page(404, "Not found", "Not found");
		return 0;
	}

	mimetype = get_mimetype_for_filename(path);
	ctx.page.mimetype = mimetype;

	if (!ctx.repo->enable_html_serving) {
		html("X-Content-Type-Options: nosniff\n");
		html("Content-Security-Policy: default-src 'none'\n");
		if (mimetype) {
			/* Built-in white list allows PDF and everything that isn't text/ and application/ */
			if ((!strncmp(mimetype, "text/", 5) || !strncmp(mimetype, "application/", 12)) && strcmp(mimetype, "application/pdf"))
				ctx.page.mimetype = NULL;
		}
	}

	if (!ctx.page.mimetype) {
		if (buffer_is_binary(buf, size)) {
			ctx.page.mimetype = "application/octet-stream";
			ctx.page.charset = NULL;
		} else {
			ctx.page.mimetype = "text/plain";
		}
	}
	ctx.page.filename = path;
	ctx.page.size = size;
	ctx.page.etag = sha1_to_hex(sha1);
	cgit_print_http_headers();
	html_raw(buf, size);
	free(mimetype);
	free(buf);
	return 1;
}

static char *buildpath(const char *base, int baselen, const char *path)
{
	if (path[0])
		return fmtalloc("%.*s%s/", baselen, base, path);
	else
		return fmtalloc("%.*s/", baselen, base);
}

static void print_dir(const unsigned char *sha1, const char *base,
		      int baselen, const char *path)
{
	char *fullpath, *slash;
	size_t len;

	fullpath = buildpath(base, baselen, path);
	slash = (fullpath[0] == '/' ? "" : "/");
	ctx.page.etag = sha1_to_hex(sha1);
	cgit_print_http_headers();
	htmlf("<html><head><title>%s", slash);
	html_txt(fullpath);
	htmlf("</title></head>\n<body>\n<h2>%s", slash);
	html_txt(fullpath);
	html("</h2>\n<ul>\n");
	len = strlen(fullpath);
	if (len > 1) {
		fullpath[len - 1] = 0;
		slash = strrchr(fullpath, '/');
		if (slash)
			*(slash + 1) = 0;
		else {
			free(fullpath);
			fullpath = NULL;
		}
		html("<li>");
		cgit_plain_link("../", NULL, NULL, ctx.qry.head, ctx.qry.sha1,
				fullpath);
		html("</li>\n");
	}
	free(fullpath);
}

static void print_dir_entry(const unsigned char *sha1, const char *base,
			    int baselen, const char *path, unsigned mode)
{
	char *fullpath;

	fullpath = buildpath(base, baselen, path);
	if (!S_ISDIR(mode) && !S_ISGITLINK(mode))
		fullpath[strlen(fullpath) - 1] = 0;
	html("  <li>");
	if (S_ISGITLINK(mode)) {
		cgit_submodule_link(NULL, fullpath, sha1_to_hex(sha1));
	} else
		cgit_plain_link(path, NULL, NULL, ctx.qry.head, ctx.qry.sha1,
				fullpath);
	html("</li>\n");
	free(fullpath);
}

static void print_dir_tail(void)
{
	html(" </ul>\n</body></html>\n");
}

static int walk_tree(const unsigned char *sha1, struct strbuf *base,
		const char *pathname, unsigned mode, int stage, void *cbdata)
{
	struct walk_tree_context *walk_tree_ctx = cbdata;

	if (base->len == walk_tree_ctx->match_baselen) {
		if (S_ISREG(mode)) {
			if (print_object(sha1, pathname))
				walk_tree_ctx->match = 1;
		} else if (S_ISDIR(mode)) {
			print_dir(sha1, base->buf, base->len, pathname);
			walk_tree_ctx->match = 2;
			return READ_TREE_RECURSIVE;
		}
	} else if (base->len > walk_tree_ctx->match_baselen) {
		print_dir_entry(sha1, base->buf, base->len, pathname, mode);
		walk_tree_ctx->match = 2;
	} else if (S_ISDIR(mode)) {
		return READ_TREE_RECURSIVE;
	}

	return 0;
}

static int basedir_len(const char *path)
{
	char *p = strrchr(path, '/');
	if (p)
		return p - path + 1;
	return 0;
}

void cgit_print_plain(void)
{
	const char *rev = ctx.qry.sha1;
	unsigned char sha1[20];
	struct commit *commit;
	struct pathspec_item path_items = {
		.match = ctx.qry.path,
		.len = ctx.qry.path ? strlen(ctx.qry.path) : 0
	};
	struct pathspec paths = {
		.nr = 1,
		.items = &path_items
	};
	struct walk_tree_context walk_tree_ctx = {
		.match = 0
	};

	if (!rev)
		rev = ctx.qry.head;

	if (get_sha1(rev, sha1)) {
		cgit_print_error_page(404, "Not found", "Not found");
		return;
	}
	commit = lookup_commit_reference(sha1);
	if (!commit || parse_commit(commit)) {
		cgit_print_error_page(404, "Not found", "Not found");
		return;
	}
	if (!path_items.match) {
		path_items.match = "";
		walk_tree_ctx.match_baselen = -1;
		print_dir(commit->tree->object.oid.hash, "", 0, "");
		walk_tree_ctx.match = 2;
	}
	else
		walk_tree_ctx.match_baselen = basedir_len(path_items.match);
	read_tree_recursive(commit->tree, "", 0, 0, &paths, walk_tree, &walk_tree_ctx);
	if (!walk_tree_ctx.match)
		cgit_print_error_page(404, "Not found", "Not found");
	else if (walk_tree_ctx.match == 2)
		print_dir_tail();
}