/* ui-summary.c: functions for generating repo summary page * * 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-summary.h"#include "html.h"#include "ui-log.h"#include "ui-refs.h"#include "ui-blob.h"#include <libgen.h> static void print_url(char *base, char *suffix){	int columns = 3;	struct strbuf basebuf = STRBUF_INIT; 	if (ctx.repo->enable_log_filecount)		columns++;	if (ctx.repo->enable_log_linecount)		columns++; 	if (!base || !*base)		return;	if (suffix && *suffix) {		strbuf_addf(&basebuf, "%s/%s", base, suffix);		base = basebuf.buf;	}	htmlf("<tr><td colspan='%d'><a href='", columns);	html_url_path(base);	html("'>");	html_txt(base);	html("</a></td></tr>\n");	strbuf_release(&basebuf);} static void print_urls(char *txt, char *suffix){	char *h = txt, *t, c;	int urls = 0;	int columns = 3; 	if (ctx.repo->enable_log_filecount)		columns++;	if (ctx.repo->enable_log_linecount)		columns++;  	while (h && *h) {		while (h && *h == ' ')			h++;		if (!*h)			break;		t = h;		while (t && *t && *t != ' ')			t++;		c = *t;		*t = 0;		if (urls++ == 0) {			htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);			htmlf("<tr><th class='left' colspan='%d'>Clone</th></tr>\n", columns);		}		print_url(h, suffix);		*t = c;		h = t;	}} void cgit_print_summary(){	int columns = 3; 	if (ctx.repo->enable_log_filecount)		columns++;	if (ctx.repo->enable_log_linecount)		columns++; 	html("<table summary='repository info' class='list nowrap'>");	cgit_print_branches(ctx.cfg.summary_branches);	htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);	cgit_print_tags(ctx.cfg.summary_tags);	if (ctx.cfg.summary_log > 0) {		htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);		cgit_print_log(ctx.qry.head, 0, ctx.cfg.summary_log, NULL,			       NULL, NULL, 0, 0, 0);	}	if (ctx.repo->clone_url)		print_urls(expand_macros(ctx.repo->clone_url), NULL);	else if (ctx.cfg.clone_prefix)		print_urls(ctx.cfg.clone_prefix, ctx.repo->url);	html("</table>");} /* The caller must free the return value. */static char* append_readme_path(const char *filename, const char *ref, const char *path){	char *file, *base_dir, *full_path, *resolved_base = NULL, *resolved_full = NULL;	/* If a subpath is specified for the about page, make it relative	 * to the directory containing the configured readme. */ 	file = xstrdup(filename);	base_dir = dirname(file);	if (!strcmp(base_dir, ".") || !strcmp(base_dir, "..")) {		if (!ref) {			free(file);			return NULL;		}		full_path = xstrdup(path);	} else		full_path = fmtalloc("%s/%s", base_dir, path);		if (!ref) {		resolved_base = realpath(base_dir, NULL);		resolved_full = realpath(full_path, NULL);		if (!resolved_base || !resolved_full || prefixcmp(resolved_full, resolved_base)) {			free(full_path);			full_path = NULL;		}	} 	free(file);	free(resolved_base);	free(resolved_full); 	return full_path;} void cgit_print_repo_readme(char *path){	char *filename, *ref;	int free_filename = 0; 	if (ctx.repo->readme.nr == 0)		return;		filename = ctx.repo->readme.items[0].string;	ref = ctx.repo->readme.items[0].util; 	if (path) {		free_filename = 1;		filename = append_readme_path(filename, ref, path);		if (!filename)			return;	} 	/* Print the calculated readme, either from the git repo or from the	 * filesystem, while applying the about-filter.	 */	html("<div id='summary'>");	cgit_open_filter(ctx.repo->about_filter, filename);	if (ref)		cgit_print_file(filename, ref, 1);	else		html_include(filename);	cgit_close_filter(ctx.repo->about_filter); 	html("</div>");	if (free_filename)		free(filename);}