Diffstat (limited to 'parsing.c')
| -rw-r--r-- | parsing.c | 261 |
1 files changed, 70 insertions, 191 deletions
@@ -1,227 +1,106 @@ -/* parsing.c: parsing of config files +/* config.c: parsing of config files * - * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com> + * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ -#define USE_THE_REPOSITORY_VARIABLE - #include "cgit.h" -/* - * url syntax: [repo ['/' cmd [ '/' path]]] - * repo: any valid repo url, may contain '/' - * cmd: log | commit | diff | tree | view | blob | snapshot - * path: any valid path, may contain '/' - * - */ -void cgit_parse_url(const char *url) +int next_char(FILE *f) { - char *c, *cmd, *p, *buf; - struct cgit_repo *repo; - - if (!url || url[0] == '\0') - return; - - ctx.qry.page = NULL; - ctx.repo = cgit_get_repoinfo(url); - if (ctx.repo) { - ctx.qry.repo = ctx.repo->url; - return; - } - - buf = xstrdup(url); - cmd = NULL; - c = strchr(buf, '/'); - while (c) { - c[0] = '\0'; - repo = cgit_get_repoinfo(buf); - if (repo) { - ctx.repo = repo; - cmd = c; + int c = fgetc(f); + if (c=='\r') { + c = fgetc(f); + if (c!='\n') { + ungetc(c, f); + c = '\r'; } - c[0] = '/'; - c = strchr(c + 1, '/'); } - - if (ctx.repo) { - ctx.qry.repo = ctx.repo->url; - p = strchr(cmd + 1, '/'); - if (p) { - p[0] = '\0'; - if (p[1]) - ctx.qry.path = trim_end(p + 1, '/'); - } - if (cmd[1]) - ctx.qry.page = xstrdup(cmd + 1); - } - free(buf); + return c; } -static char *substr(const char *head, const char *tail) +void skip_line(FILE *f) { - char *buf; + int c; - if (tail < head) - return xstrdup(""); - buf = xmalloc(tail - head + 1); - strlcpy(buf, head, tail - head + 1); - return buf; + while((c=next_char(f)) && c!='\n' && c!=EOF) + ; } -static void parse_user(const char *t, char **name, char **email, unsigned long *date, int *tz) +int read_config_line(FILE *f, char *line, const char **value, int bufsize) { - struct ident_split ident; - unsigned email_len; + int i = 0, isname = 0; - if (!split_ident_line(&ident, t, strchrnul(t, '\n') - t)) { - *name = substr(ident.name_begin, ident.name_end); - - email_len = ident.mail_end - ident.mail_begin; - *email = xmalloc(strlen("<") + email_len + strlen(">") + 1); - xsnprintf(*email, email_len + 3, "<%.*s>", email_len, ident.mail_begin); + *value = NULL; + while(i<bufsize-1) { + int c = next_char(f); + if (!isname && (c=='#' || c==';')) { + skip_line(f); + continue; + } + if (!isname && isspace(c)) + continue; - if (ident.date_begin) - *date = strtoul(ident.date_begin, NULL, 10); - if (ident.tz_begin) - *tz = atoi(ident.tz_begin); + if (c=='=' && !*value) { + line[i] = 0; + *value = &line[i+1]; + } else if (c=='\n' && !isname) { + i = 0; + continue; + } else if (c=='\n' || c==EOF) { + line[i] = 0; + break; + } else { + line[i]=c; + } + isname = 1; + i++; } + line[i+1] = 0; + return i; } -#ifdef NO_ICONV -#define reencode(a, b, c) -#else -static const char *reencode(char **txt, const char *src_enc, const char *dst_enc) +int cgit_read_config(const char *filename, configfn fn) { - char *tmp; + int ret = 0, len; + char line[256]; + const char *value; + FILE *f = fopen(filename, "r"); - if (!txt) - return NULL; - - if (!*txt || !src_enc || !dst_enc) - return *txt; - - /* no encoding needed if src_enc equals dst_enc */ - if (!strcasecmp(src_enc, dst_enc)) - return *txt; - - tmp = reencode_string(*txt, dst_enc, src_enc); - if (tmp) { - free(*txt); - *txt = tmp; - } - return *txt; -} -#endif + if (!f) + return -1; -static const char *next_header_line(const char *p) -{ - p = strchr(p, '\n'); - if (!p) - return NULL; - return p + 1; -} - -static int end_of_header(const char *p) -{ - return !p || (*p == '\n'); -} - -struct commitinfo *cgit_parse_commit(struct commit *commit) -{ - struct commitinfo *ret; - const char *p = repo_get_commit_buffer(the_repository, commit, NULL); - const char *t; - - ret = xcalloc(1, sizeof(struct commitinfo)); - ret->commit = commit; - - if (!p) - return ret; - - if (!skip_prefix(p, "tree ", &p)) - die("Bad commit: %s", oid_to_hex(&commit->object.oid)); - p += the_hash_algo->hexsz + 1; - - while (skip_prefix(p, "parent ", &p)) - p += the_hash_algo->hexsz + 1; - - if (p && skip_prefix(p, "author ", &p)) { - parse_user(p, &ret->author, &ret->author_email, - &ret->author_date, &ret->author_tz); - p = next_header_line(p); - } - - if (p && skip_prefix(p, "committer ", &p)) { - parse_user(p, &ret->committer, &ret->committer_email, - &ret->committer_date, &ret->committer_tz); - p = next_header_line(p); - } - - if (p && skip_prefix(p, "encoding ", &p)) { - t = strchr(p, '\n'); - if (t) { - ret->msg_encoding = substr(p, t + 1); - p = t + 1; - } - } - - if (!ret->msg_encoding) - ret->msg_encoding = xstrdup("UTF-8"); - - while (!end_of_header(p)) - p = next_header_line(p); - while (p && *p == '\n') - p++; - if (!p) - return ret; - - t = strchrnul(p, '\n'); - ret->subject = substr(p, t); - while (*t == '\n') - t++; - ret->msg = xstrdup(t); - - reencode(&ret->author, ret->msg_encoding, PAGE_ENCODING); - reencode(&ret->author_email, ret->msg_encoding, PAGE_ENCODING); - reencode(&ret->committer, ret->msg_encoding, PAGE_ENCODING); - reencode(&ret->committer_email, ret->msg_encoding, PAGE_ENCODING); - reencode(&ret->subject, ret->msg_encoding, PAGE_ENCODING); - reencode(&ret->msg, ret->msg_encoding, PAGE_ENCODING); + while((len = read_config_line(f, line, &value, sizeof(line))) > 0) + (*fn)(line, value); + fclose(f); return ret; } -struct taginfo *cgit_parse_tag(struct tag *tag) +int cgit_parse_query(char *txt, configfn fn) { - void *data; - enum object_type type; - unsigned long size; - const char *p; - struct taginfo *ret = NULL; - - data = odb_read_object(the_repository->objects, &tag->object.oid, &type, &size); - if (!data || type != OBJ_TAG) - goto cleanup; + char *t, *value = NULL, c; - ret = xcalloc(1, sizeof(struct taginfo)); + if (!txt) + return 0; - for (p = data; !end_of_header(p); p = next_header_line(p)) { - if (skip_prefix(p, "tagger ", &p)) { - parse_user(p, &ret->tagger, &ret->tagger_email, - &ret->tagger_date, &ret->tagger_tz); + t = txt = xstrdup(txt); + + while((c=*t) != '\0') { + if (c=='=') { + *t = '\0'; + value = t+1; + } else if (c=='&') { + *t = '\0'; + (*fn)(txt, value); + txt = t+1; + value = NULL; } + t++; } - - while (p && *p == '\n') - p++; - - if (p && *p) - ret->msg = xstrdup(p); - -cleanup: - free(data); - return ret; + if (t!=txt) + (*fn)(txt, value); + return 0; } |