cgit - Web front-end for git that you're looking at right now. Might have had a few additions from upstream.

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Diffstat (limited to 'ui-diff.c')

0 files changed, 0 insertions, 0 deletions

/* 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 <stdio.h> #include "cgit.h" #include "ui-plain.h" #include "html.h" #include "ui-shared.h" struct walk_tree_context { int match_baselen; int match; }; static char *get_mimetype_from_file(const char *filename, const char *ext) { static const char *delimiters; char *result; FILE *fd; char line[1024]; char *mimetype; char *token; if (!filename) return NULL; fd = fopen(filename, "r"); if (!fd) return NULL; delimiters = " \t\r\n"; result = NULL; /* loop over all lines in the file */ while (!result && fgets(line, sizeof(line), fd)) { mimetype = strtok(line, delimiters); /* skip empty lines and comment lines */ if (!mimetype || (mimetype[0] == '#')) continue; /* loop over all extensions of mimetype */ while ((token = strtok(NULL, delimiters))) { if (!strcasecmp(ext, token)) { result = xstrdup(mimetype); break; } } } fclose(fd); return result; } static int print_object(const unsigned char *sha1, const char *path) { enum object_type type; char *buf, *ext; unsigned long size; struct string_list_item *mime; int freemime; type = sha1_object_info(sha1, &size); if (type == OBJ_BAD) { html_status(404, "Not found", 0); return 0; } buf = read_sha1_file(sha1, &type, &size); if (!buf) { html_status(404, "Not found", 0); return 0; } ctx.page.mimetype = NULL; ext = strrchr(path, '.'); freemime = 0; if (ext && *(++ext)) { mime = string_list_lookup(&ctx.cfg.mimetypes, ext); if (mime) { ctx.page.mimetype = (char *)mime->util; ctx.page.charset = NULL; } else { ctx.page.mimetype = get_mimetype_from_file(ctx.cfg.mimetype_file, ext); if (ctx.page.mimetype) { freemime = 1; ctx.page.charset = 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); /* If we allocated this, then casting away const is safe. */ if (freemime) free((char*) ctx.page.mimetype); 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 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, const char *base, int baselen, const char *pathname, unsigned mode, int stage, void *cbdata) { struct walk_tree_context *walk_tree_ctx = cbdata; if (baselen == 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, baselen, pathname); walk_tree_ctx->match = 2; return READ_TREE_RECURSIVE; } } else if (baselen > walk_tree_ctx->match_baselen) { print_dir_entry(sha1, base, baselen, 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)) { html_status(404, "Not found", 0); return; } commit = lookup_commit_reference(sha1); if (!commit || parse_commit(commit)) { html_status(404, "Not found", 0); return; } if (!path_items.match) { path_items.match = ""; walk_tree_ctx.match_baselen = -1; print_dir(commit->tree->object.sha1, "", 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) html_status(404, "Not found", 0); else if (walk_tree_ctx.match == 2) print_dir_tail(); }


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