source/ui-shared.hrev: fb0fce71d0 (latest)


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/*
 * The page furniture and the link builders every renderer shares. A page
 * handler renders its own body and calls in here for all that surrounds it,
 * which is the HTTP headers, the document head and footer, the header block
 * with its tabs and search form, the error page, and an anchor to any other
 * cgit page.
 */

#ifndef CGIT_UI_SHARED_H
#define CGIT_UI_SHARED_H

#include "cgit.h"
extern const char *cgit_httpscheme(void);
extern char *cgit_hosturl(void);

/*
 * The URL of the request being answered, which cgit_currentfullurl gives with
 * the query string on the end as well, minus the url argument that the path
 * was taken from. cgit_currentquery is that query string alone, led by its
 * question mark, or an empty string when nothing is left of it.
 */
extern char *cgit_currenturl(void);
extern char *cgit_currentfullurl(void);
extern char *cgit_currentquery(void);
extern const char *cgit_loginurl(void);

/*
 * The urls of a repository and of its pages. The repository url is encoded
 * here, since it is configuration or a scanned path and may hold any byte,
 * while a page name, file name or query must arrive encoded already. The
 * result still needs escaping for wherever it lands.
 */
extern char *cgit_repourl(const char *reponame);
extern void cgit_print_clone_row(const char *url, int colspan);
extern char *cgit_fileurl(const char *reponame, const char *pagename, const char *filename,
	const char *query);
extern char *cgit_pageurl(const char *reponame, const char *pagename, const char *query);

/*
 * The url of the current repository's tree page at head, split where a path
 * in the tree goes, for a filter to build links of its own from. Both parts
 * are escaped for a url but not for HTML, and query stays empty for the
 * default branch.
 */
extern void cgit_tree_url(const char *head, struct strbuf *base, struct strbuf *query);

/*
 * Call fn once for every URL this repository can be cloned from.
 */
extern void cgit_add_clone_urls(void (*fn)(const char *));

/*
 * Each of these writes one anchor to the page and nothing around it, with name
 * as the text a reader sees. A NULL title or class leaves that attribute out,
 * and what follows them is the state the target page should open in.
 */
extern void cgit_index_link(const char *name, const char *title, const char *class,
	const char *pattern, const char *sort, int ofs, int always_root);
extern void cgit_summary_link(const char *name, const char *title, const char *class,
	const char *head);
extern void cgit_tag_link(const char *name, const char *title, const char *class, const char *tag);
extern void cgit_tree_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_plain_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_blame_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_log_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path, int ofs, const char *grep,
	const char *pattern, int showmsg, int follow);
extern void cgit_commit_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_patch_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_refs_link(const char *name, const char *title, const char *class,
	const char *head, const char *rev, const char *path);
extern void cgit_diff_link(const char *name, const char *title, const char *class,
	const char *head, const char *new_rev, const char *old_rev, const char *path);
extern void cgit_stats_link(const char *name, const char *title, const char *class,
	const char *head, const char *path);
/*
 * Names the object by type and id, abbreviated unless full is set.
 */
extern void cgit_object_link(struct object *obj, int full);

extern void cgit_submodule_link(const char *class, char *path, const char *rev);

extern void cgit_print_layout_start(void);
extern void cgit_print_layout_end(void);

__attribute__((format (printf,1,2)))
extern void cgit_print_error(const char *fmt, ...);
extern struct date_mode cgit_date_mode(enum date_mode_type type);

/*
 * Print the time t, which was recorded in the timezone tz, as an age. An age
 * further back than max_relative is given as a calendar date instead, and a
 * negative max_relative stays relative however old it is. A site that turns
 * relative dates off gets the date either way.
 */
extern void cgit_print_age(time_t t, int tz, time_t max_relative);
extern void cgit_print_http_headers(void);
/*
 * Answer with a redirect to url, followed by query when one is given. Both
 * are written as they arrived, encoded already, the url the way cgit_repourl
 * builds it, and only a byte a header line cannot carry is encoded here.
 */
extern void cgit_redirect(const char *url, const char *query, bool permanent);
extern void cgit_print_docstart(void);
extern void cgit_print_docend(void);
__attribute__((format (printf,3,4)))
extern void cgit_print_error_page(int code, const char *msg, const char *fmt, ...);
extern void cgit_vprint_error_page(int code, const char *msg, const char *fmt, va_list ap);

/*
 * Answer with the error page for a blob of size bytes past max-blob-size.
 */
extern void cgit_print_blob_too_large(size_t size);
extern void cgit_print_pageheader(void);
extern void cgit_print_filemode(unsigned short mode);
extern void cgit_print_snapshot_links(const struct cgit_repo *repo, const char *ref,
	const char *separator);

/*
 * The name a snapshot of this repository is downloaded under, which is the
 * configured prefix or the last component of the repository URL. A name taken
 * from the URL is only good until the next call.
 */
extern const char *cgit_snapshot_prefix(const struct cgit_repo *repo);

/*
 * Carry the current request into a form as hidden inputs, so that submitting
 * it changes only what the form itself asks about. The branch and the search
 * terms are carried only when the caller asks for them, since a form with a
 * field of its own for either would otherwise submit that name twice.
 */
extern void cgit_add_hidden_formfields(int incl_head, int incl_search, const char *page);

/*
 * Put path in front of the page title, its last component first.
 */
extern void cgit_set_title_from_path(const char *path);
extern void cgit_prefix_title(const char *name);
#endif // CGIT_UI_SHARED_H