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/* ui-atom.c: functions for atom feeds
 *
 * Copyright (C) 2008 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */

#include "cgit.h"
#include "html.h"
#include "ui-shared.h"

void add_entry(struct commit *commit, char *host)
{
	char delim = '&';
	char *hex;
	char *mail, *t, *t2;
	struct commitinfo *info;

	info = cgit_parse_commit(commit);
	hex = sha1_to_hex(commit->object.sha1);
	html("<entry>\n");
	html("<title>");
	html_txt(info->subject);
	html("</title>\n");
	html("<updated>");
	cgit_print_date(info->committer_date, FMT_ATOMDATE, 0);
	html("</updated>\n");
	html("<author>\n");
	if (info->author) {
		html("<name>");
		html_txt(info->author);
		html("</name>\n");
	}
	if (info->author_email && !ctx.cfg.noplainemail) {
		mail = xstrdup(info->author_email);
		t = strchr(mail, '<');
		if (t)
			t++;
		else
			t = mail;
		t2 = strchr(t, '>');
		if (t2)
			*t2 = '\0';
		html("<email>");
		html_txt(t);
		html("</email>\n");
		free(mail);
	}
	html("</author>\n");
	html("<published>");
	cgit_print_date(info->author_date, FMT_ATOMDATE, 0);
	html("</published>\n");
	if (host) {
		html("<link rel='alternate' type='text/html' href='");
		html(cgit_httpscheme());
		html_attr(host);
		html_attr(cgit_pageurl(ctx.repo->url, "commit", NULL));
		if (ctx.cfg.virtual_root)
			delim = '?';
		htmlf("%cid=%s", delim, hex);
		html("'/>\n");
	}
	htmlf("<id>%s</id>\n", hex);
	html("<content type='text'>\n");
	html_txt(info->msg);
	html("</content>\n");
	html("<content type='xhtml'>\n");
	html("<div xmlns='http://www.w3.org/1999/xhtml'>\n");
	html("<pre>\n");
	html_txt(info->msg);
	html("</pre>\n");
	html("</div>\n");
	html("</content>\n");
	html("</entry>\n");
	cgit_free_commitinfo(info);
}


void cgit_print_atom(char *tip, char *path, int max_count)
{
	char *host;
	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
	struct commit *commit;
	struct rev_info rev;
	int argc = 2;

	if (ctx.qry.show_all)
		argv[1] = "--all";
	else if (!tip)
		argv[1] = ctx.qry.head;

	if (path) {
		argv[argc++] = "--";
		argv[argc++] = path;
	}

	init_revisions(&rev, NULL);
	rev.abbrev = DEFAULT_ABBREV;
	rev.commit_format = CMIT_FMT_DEFAULT;
	rev.verbose_header = 1;
	rev.show_root_diff = 0;
	rev.max_count = max_count;
	setup_revisions(argc, argv, &rev, NULL);
	prepare_revision_walk(&rev);

	host = cgit_hosturl();
	ctx.page.mimetype = "text/xml";
	ctx.page.charset = "utf-8";
	cgit_print_http_headers(&ctx);
	html("<feed xmlns='http://www.w3.org/2005/Atom'>\n");
	html("<title>");
	html_txt(ctx.repo->name);
	if (path) {
		html("/");
		html_txt(path);
	}
	if (tip && !ctx.qry.show_all) {
		html(", branch ");
		html_txt(tip);
	}
	html("</title>\n");
	html("<subtitle>");
	html_txt(ctx.repo->desc);
	html("</subtitle>\n");
	if (host) {
		html("<link rel='alternate' type='text/html' href='");
		html(cgit_httpscheme());
		html_attr(host);
		html_attr(cgit_repourl(ctx.repo->url));
		html("'/>\n");
	}
	while ((commit = get_revision(&rev)) != NULL) {
		add_entry(commit, host);
		free(commit->buffer);
		commit->buffer = NULL;
		free_commit_list(commit->parents);
		commit->parents = NULL;
	}
	html("</feed>\n");
}
/span>rel, rel.len - 5); else if (rel.len && rel.buf[rel.len - 1] == '/') strbuf_setlen(&rel, rel.len - 1); repo = cgit_add_repo(rel.buf); config_fn = fn; if (ctx.cfg.enable_git_config) { strbuf_addstr(path, "config"); git_config_from_file(gitconfig_config, path->buf, NULL); strbuf_setlen(path, pathlen); } if (ctx.cfg.remove_suffix) { size_t urllen; strip_suffix(repo->url, ".git", &urllen); strip_suffix_mem(repo->url, &urllen, "/"); repo->url[urllen] = '\0'; } repo->path = xstrdup(path->buf); while (!repo->owner) { if ((pwd = getpwuid(st.st_uid)) == NULL) { fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n", path->buf, strerror(errno), errno); break; } if (pwd->pw_gecos) if ((p = strchr(pwd->pw_gecos, ','))) *p = '\0'; repo->owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name); } if (repo->desc == cgit_default_repo_desc || !repo->desc) { strbuf_addstr(path, "description"); if (!stat(path->buf, &st)) readfile(path->buf, &repo->desc, &size); strbuf_setlen(path, pathlen); } if (ctx.cfg.section_from_path) { n = ctx.cfg.section_from_path; if (n > 0) { slash = rel.buf - 1; while (slash && n && (slash = strchr(slash + 1, '/'))) n--; } else { slash = rel.buf + rel.len; while (slash && n && (slash = xstrrchr(rel.buf, slash - 1, '/'))) n++; } if (slash && !n) { *slash = '\0'; repo->section = xstrdup(rel.buf); *slash = '/'; if (starts_with(repo->name, repo->section)) { repo->name += strlen(repo->section); if (*repo->name == '/') repo->name++; } } } strbuf_addstr(path, "cgitrc"); if (!stat(path->buf, &st)) parse_configfile(path->buf, &scan_tree_repo_config); strbuf_release(&rel); } static void scan_path(const char *base, const char *path, repo_config_fn fn) { DIR *dir = opendir(path); struct dirent *ent; struct strbuf pathbuf = STRBUF_INIT; size_t pathlen = strlen(path); struct stat st; if (!dir) { fprintf(stderr, "Error opening directory %s: %s (%d)\n", path, strerror(errno), errno); return; } strbuf_add(&pathbuf, path, strlen(path)); if (is_git_dir(pathbuf.buf)) { add_repo(base, &pathbuf, fn); goto end; } strbuf_addstr(&pathbuf, "/.git"); if (is_git_dir(pathbuf.buf)) { add_repo(base, &pathbuf, fn); goto end; } /* * Add one because we don't want to lose the trailing '/' when we * reset the length of pathbuf in the loop below. */ pathlen++; while ((ent = readdir(dir)) != NULL) { if (ent->d_name[0] == '.') { if (ent->d_name[1] == '\0') continue; if (ent->d_name[1] == '.' && ent->d_name[2] == '\0') continue; if (!ctx.cfg.scan_hidden_path) continue; } strbuf_setlen(&pathbuf, pathlen); strbuf_addstr(&pathbuf, ent->d_name); if (stat(pathbuf.buf, &st)) { fprintf(stderr, "Error checking path %s: %s (%d)\n", pathbuf.buf, strerror(errno), errno); continue; } if (S_ISDIR(st.st_mode)) scan_path(base, pathbuf.buf, fn); } end: strbuf_release(&pathbuf); closedir(dir); } void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn) { struct strbuf line = STRBUF_INIT; FILE *projects; int err; projects = fopen(projectsfile, "r"); if (!projects) { fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n", projectsfile, strerror(errno), errno); return; } while (strbuf_getline(&line, projects) != EOF) { if (!line.len) continue; strbuf_insert(&line, 0, "/", 1); strbuf_insert(&line, 0, path, strlen(path)); scan_path(path, line.buf, fn); } if ((err = ferror(projects))) { fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n", projectsfile, strerror(err), err); } fclose(projects); strbuf_release(&line); } void scan_tree(const char *path, repo_config_fn fn) { scan_path(path, path, fn); }