neocgit

a more 'modern' version of cgit
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commit 5a106eb09b9b5e189b96cc736046a92b054f6c7f
parent 51ada4fda2b47710351e6e4da8a95807d6d9f729
Author: Lars Hjemli <hjemli@gmail.com>
Date:   Mon, 11 Dec 2006 16:38:30 +0100

Move common output-functions into ui-shared.c

While at it, replace the cgit_[lib_]error constants with a proper function

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

Diffstat:
MMakefile | 2+-
Mcgit.c | 94++++++++++++-------------------------------------------------------------------
Mcgit.h | 9++++++++-
Aui-shared.c | 76++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 99 insertions(+), 82 deletions(-)

diff --git a/Makefile b/Makefile @@ -5,7 +5,7 @@ INSTALL_CSS = /var/www/htdocs/cgit.css CACHE_ROOT = /var/cache/cgit EXTLIBS = ../git/libgit.a ../git/xdiff/lib.a -lz -lcrypto -OBJECTS = parsing.o html.o cache.o +OBJECTS = parsing.o html.o cache.o ui-shared.o CFLAGS += -Wall diff --git a/cgit.c b/cgit.c @@ -10,16 +10,6 @@ const char cgit_version[] = CGIT_VERSION; -const char cgit_doctype[] = -"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n" -" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n"; - -const char cgit_error[] = -"<div class='error'>%s</div>"; - -const char cgit_lib_error[] = -"<div class='error'>%s: %s</div>"; - int htmlfd = 0; char *cgit_root = "/usr/src/git"; @@ -144,63 +134,7 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1, return 0; } -/* Sun, 06 Nov 1994 08:49:37 GMT */ -static char *http_date(time_t t) -{ - static char day[][4] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; - static char month[][4] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Now", "Dec"}; - struct tm *tm = gmtime(&t); - return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday], - tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year, - tm->tm_hour, tm->tm_min, tm->tm_sec); -} - -static int ttl_seconds(int ttl) -{ - if (ttl<0) - return 60 * 60 * 24 * 365; - else - return ttl * 60; -} - -static void cgit_print_docstart(char *title) -{ - html("Content-Type: text/html; charset=utf-8\n"); - htmlf("Last-Modified: %s\n", http_date(cacheitem.st.st_mtime)); - htmlf("Expires: %s\n", http_date(cacheitem.st.st_mtime + - ttl_seconds(cacheitem.ttl))); - html("\n"); - html(cgit_doctype); - html("<html>\n"); - html("<head>\n"); - html("<title>"); - html_txt(title); - html("</title>\n"); - htmlf("<meta name='generator' content='cgit v%s'/>\n", cgit_version); - html("<link rel='stylesheet' type='text/css' href='"); - html_attr(cgit_css); - html("'/>\n"); - html("</head>\n"); - html("<body>\n"); -} - -static void cgit_print_docend() -{ - html("</body>\n</html>\n"); -} - -static void cgit_print_pageheader(char *title) -{ - html("<div id='header'>"); - htmlf("<a href='%s'>", cgit_logo_link); - htmlf("<img id='logo' src='%s'/>\n", cgit_logo); - htmlf("</a>"); - html_txt(title); - html("</div>"); -} - -static void cgit_print_repolist() +static void cgit_print_repolist(struct cacheitem *item) { DIR *d; struct dirent *de; @@ -208,12 +142,12 @@ static void cgit_print_repolist() char *name; chdir(cgit_root); - cgit_print_docstart(cgit_root_title); + cgit_print_docstart(cgit_root_title, item); cgit_print_pageheader(cgit_root_title); if (!(d = opendir("."))) { - htmlf(cgit_lib_error, "Unable to scan repository directory", - strerror(errno)); + cgit_print_error(fmt("Unable to scan repository directory: %s", + strerror(errno))); cgit_print_docend(); return; } @@ -379,18 +313,18 @@ static void cgit_print_object(char *hex) unsigned long size; if (get_sha1_hex(hex, sha1)){ - htmlf(cgit_error, "Bad hex value"); + cgit_print_error(fmt("Bad hex value: %s", hex)); return; } if (sha1_object_info(sha1, type, NULL)){ - htmlf(cgit_error, "Bad object name"); + cgit_print_error("Bad object name"); return; } buf = read_sha1_file(sha1, type, &size); if (!buf) { - htmlf(cgit_error, "Error reading object"); + cgit_print_error("Error reading object"); return; } @@ -402,21 +336,21 @@ static void cgit_print_object(char *hex) html("</pre>"); } -static void cgit_print_repo_page() +static void cgit_print_repo_page(struct cacheitem *item) { if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || cgit_read_config("info/cgit", cgit_repo_config_cb)) { char *title = fmt("%s - %s", cgit_root_title, "Bad request"); - cgit_print_docstart(title); + cgit_print_docstart(title, item); cgit_print_pageheader(title); - htmlf(cgit_lib_error, "Unable to scan repository", - strerror(errno)); + cgit_print_error(fmt("Unable to scan repository: %s", + strerror(errno))); cgit_print_docend(); return; } setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1); char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc); - cgit_print_docstart(title); + cgit_print_docstart(title, item); cgit_print_pageheader(title); if (!cgit_query_page) cgit_print_repo_summary(); @@ -433,9 +367,9 @@ static void cgit_fill_cache(struct cacheitem *item) htmlfd = item->fd; item->st.st_mtime = time(NULL); if (cgit_query_repo) - cgit_print_repo_page(); + cgit_print_repo_page(item); else - cgit_print_repolist(); + cgit_print_repolist(item); } static void cgit_refresh_cache(struct cacheitem *item) diff --git a/cgit.h b/cgit.h @@ -15,6 +15,8 @@ struct cacheitem { int fd; }; +extern const char cgit_version[]; + extern char *cgit_root; extern char *cgit_root_title; extern char *cgit_css; @@ -54,7 +56,6 @@ extern void html_attr(char *txt); extern void html_link_open(char *url, char *title, char *class); extern void html_link_close(void); - extern int cgit_read_config(const char *filename, configfn fn); extern int cgit_parse_query(char *txt, configfn fn); @@ -64,4 +65,10 @@ extern int cache_unlock(struct cacheitem *item); extern int cache_exist(struct cacheitem *item); extern int cache_expired(struct cacheitem *item); +extern void cgit_print_error(char *msg); +extern void cgit_print_docstart(char *title, struct cacheitem *item); +extern void cgit_print_docend(); +extern void cgit_print_pageheader(char *title); + + #endif /* CGIT_H */ diff --git a/ui-shared.c b/ui-shared.c @@ -0,0 +1,76 @@ +/* ui-shared.c: common web output functions + * + * Copyright (C) 2006 Lars Hjemli + * + * Licensed under GNU General Public License v2 + * (see COPYING for full license text) + */ + +#include "cgit.h" + +const char cgit_doctype[] = +"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n" +" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n"; + +static char *http_date(time_t t) +{ + static char day[][4] = + {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; + static char month[][4] = + {"Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Now", "Dec"}; + struct tm *tm = gmtime(&t); + return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday], + tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year, + tm->tm_hour, tm->tm_min, tm->tm_sec); +} + +static int ttl_seconds(int ttl) +{ + if (ttl<0) + return 60 * 60 * 24 * 365; + else + return ttl * 60; +} + +void cgit_print_error(char *msg) +{ + html("<div class='error'>"); + html_txt(msg); + html("</div>\n"); +} +void cgit_print_docstart(char *title, struct cacheitem *item) +{ + html("Content-Type: text/html; charset=utf-8\n"); + htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime)); + htmlf("Expires: %s\n", http_date(item->st.st_mtime + + ttl_seconds(item->ttl))); + html("\n"); + html(cgit_doctype); + html("<html>\n"); + html("<head>\n"); + html("<title>"); + html_txt(title); + html("</title>\n"); + htmlf("<meta name='generator' content='cgit v%s'/>\n", cgit_version); + html("<link rel='stylesheet' type='text/css' href='"); + html_attr(cgit_css); + html("'/>\n"); + html("</head>\n"); + html("<body>\n"); +} + +void cgit_print_docend() +{ + html("</body>\n</html>\n"); +} + +void cgit_print_pageheader(char *title) +{ + html("<div id='header'>"); + htmlf("<a href='%s'>", cgit_logo_link); + htmlf("<img id='logo' src='%s'/>\n", cgit_logo); + htmlf("</a>"); + html_txt(title); + html("</div>"); +}