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authorLars Hjemli <hjemli@gmail.com>2009-08-09 13:46:01 +0200
committerLars Hjemli <hjemli@gmail.com>2009-08-09 13:46:01 +0200
commitdb6303b58883c4417f5bcc0c1ee34fed6553dca3 (patch)
treeef7775ade9eef57c5a878f9588fe545a7da2c952
parentMerge branch 'lh/mimetypes' (diff)
parentcgit.c: allow repo.*-filter options to unset the current default (diff)
downloadcgit-db6303b58883c4417f5bcc0c1ee34fed6553dca3.tar.xz
cgit-db6303b58883c4417f5bcc0c1ee34fed6553dca3.zip
Merge branch 'lh/plugins'
Conflicts: cgit.c cgit.h
-rw-r--r--cgit.c23
-rw-r--r--cgit.h16
-rw-r--r--cgitrc.5.txt20
-rw-r--r--shared.c37
-rw-r--r--ui-commit.c8
-rw-r--r--ui-snapshot.c35
-rw-r--r--ui-tree.c18
7 files changed, 125 insertions, 32 deletions
diff --git a/cgit.c b/cgit.c
index aa1107a..dbec196 100644
--- a/cgit.c
+++ b/cgit.c
@@ -25,6 +25,21 @@ void add_mimetype(const char *name, const char *value)
item->util = xstrdup(value);
}
+struct cgit_filter *new_filter(const char *cmd, int extra_args)
+{
+ struct cgit_filter *f;
+
+ if (!cmd || !cmd[0])
+ return NULL;
+
+ f = xmalloc(sizeof(struct cgit_filter));
+ f->cmd = xstrdup(cmd);
+ f->argv = xmalloc((2 + extra_args) * sizeof(char *));
+ f->argv[0] = f->cmd;
+ f->argv[1] = NULL;
+ return f;
+}
+
void config_cb(const char *name, const char *value)
{
if (!strcmp(name, "root-title"))
@@ -85,6 +100,8 @@ void config_cb(const char *name, const char *value)
ctx.cfg.cache_static_ttl = atoi(value);
else if (!strcmp(name, "cache-dynamic-ttl"))
ctx.cfg.cache_dynamic_ttl = atoi(value);
+ else if (!strcmp(name, "commit-filter"))
+ ctx.cfg.commit_filter = new_filter(value, 0);
else if (!strcmp(name, "embedded"))
ctx.cfg.embedded = atoi(value);
else if (!strcmp(name, "max-message-length"))
@@ -95,6 +112,8 @@ void config_cb(const char *name, const char *value)
ctx.cfg.max_repo_count = atoi(value);
else if (!strcmp(name, "max-commit-count"))
ctx.cfg.max_commit_count = atoi(value);
+ else if (!strcmp(name, "source-filter"))
+ ctx.cfg.source_filter = new_filter(value, 1);
else if (!strcmp(name, "summary-log"))
ctx.cfg.summary_log = atoi(value);
else if (!strcmp(name, "summary-branches"))
@@ -139,6 +158,10 @@ void config_cb(const char *name, const char *value)
ctx.repo->max_stats = cgit_find_stats_period(value, NULL);
else if (ctx.repo && !strcmp(name, "repo.module-link"))
ctx.repo->module_link= xstrdup(value);
+ else if (ctx.repo && !strcmp(name, "repo.commit-filter"))
+ ctx.repo->commit_filter = new_filter(value, 0);
+ else if (ctx.repo && !strcmp(name, "repo.source-filter"))
+ ctx.repo->source_filter = new_filter(value, 1);
else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
if (*value == '/')
ctx.repo->readme = xstrdup(value);
diff --git a/cgit.h b/cgit.h
index 1194eb0..b8557ac 100644
--- a/cgit.h
+++ b/cgit.h
@@ -49,6 +49,15 @@ typedef void (*configfn)(const char *name, const char *value);
typedef void (*filepair_fn)(struct diff_filepair *pair);
typedef void (*linediff_fn)(char *line, int len);
+struct cgit_filter {
+ char *cmd;
+ char **argv;
+ int old_stdout;
+ int pipe_fh[2];
+ int pid;
+ int exitstatus;
+};
+
struct cgit_repo {
char *url;
char *name;
@@ -65,6 +74,8 @@ struct cgit_repo {
int enable_log_linecount;
int max_stats;
time_t mtime;
+ struct cgit_filter *commit_filter;
+ struct cgit_filter *source_filter;
};
struct cgit_repolist {
@@ -177,6 +188,8 @@ struct cgit_config {
int summary_log;
int summary_tags;
struct string_list mimetypes;
+ struct cgit_filter *commit_filter;
+ struct cgit_filter *source_filter;
};
struct cgit_page {
@@ -251,5 +264,8 @@ extern const char *cgit_repobasename(const char *reponame);
extern int cgit_parse_snapshots_mask(const char *str);
+extern int cgit_open_filter(struct cgit_filter *filter);
+extern int cgit_close_filter(struct cgit_filter *filter);
+
#endif /* CGIT_H */
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 0412f64..dc63637 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -55,6 +55,12 @@ clone-prefix::
setting is only used if `repo.clone-url` is unspecified. Default value:
none.
+commit-filter::
+ Specifies a command which will be invoked to format commit messages.
+ The command will get the message on its STDIN, and the STDOUT from the
+ command will be included verbatim as the commit message, i.e. this can
+ be used to implement bugtracker integration. Default value: none.
+
css::
Url which specifies the css document to include in all cgit pages.
Default value: "/cgit.css".
@@ -206,6 +212,14 @@ snapshots::
"zip" zip-file
Default value: none.
+source-filter::
+ Specifies a command which will be invoked to format plaintext blobs
+ in the tree view. The command will get the blob content on its STDIN
+ and the name of the blob as its only command line argument. The STDOUT
+ from the command will be included verbatim as the blob contents, i.e.
+ this can be used to implement e.g. syntax highlighting. Default value:
+ none.
+
summary-branches::
Specifies the number of branches to display in the repository "summary"
view. Default value: "10".
@@ -232,6 +246,9 @@ repo.clone-url::
A list of space-separated urls which can be used to clone this repo.
Default value: none.
+repo.commit-filter::
+ Override the default commit-filter. Default value: <commit-filter>.
+
repo.defbranch::
The name of the default branch for this repository. If no such branch
exists in the repository, the first branch name (when sorted) is used
@@ -272,6 +289,9 @@ repo.snapshots::
A mask of allowed snapshot-formats for this repo, restricted by the
"snapshots" global setting. Default value: <snapshots>.
+repo.source-filter::
+ Override the default source-filter. Default value: <source-filter>.
+
repo.url::
The relative url used to access the repository. This must be the first
setting specified for each repo. Default value: none.
diff --git a/shared.c b/shared.c
index cce0af4..783604b 100644
--- a/shared.c
+++ b/shared.c
@@ -62,6 +62,8 @@ struct cgit_repo *cgit_add_repo(const char *url)
ret->module_link = ctx.cfg.module_link;
ret->readme = NULL;
ret->mtime = -1;
+ ret->commit_filter = ctx.cfg.commit_filter;
+ ret->source_filter = ctx.cfg.source_filter;
return ret;
}
@@ -355,3 +357,38 @@ int cgit_parse_snapshots_mask(const char *str)
}
return rv;
}
+
+int cgit_open_filter(struct cgit_filter *filter)
+{
+
+ filter->old_stdout = chk_positive(dup(STDOUT_FILENO),
+ "Unable to duplicate STDOUT");
+ chk_zero(pipe(filter->pipe_fh), "Unable to create pipe to subprocess");
+ filter->pid = chk_non_negative(fork(), "Unable to create subprocess");
+ if (filter->pid == 0) {
+ close(filter->pipe_fh[1]);
+ chk_non_negative(dup2(filter->pipe_fh[0], STDIN_FILENO),
+ "Unable to use pipe as STDIN");
+ execvp(filter->cmd, filter->argv);
+ die("Unable to exec subprocess %s: %s (%d)", filter->cmd,
+ strerror(errno), errno);
+ }
+ close(filter->pipe_fh[0]);
+ chk_non_negative(dup2(filter->pipe_fh[1], STDOUT_FILENO),
+ "Unable to use pipe as STDOUT");
+ close(filter->pipe_fh[1]);
+ return 0;
+}
+
+int cgit_close_filter(struct cgit_filter *filter)
+{
+ chk_non_negative(dup2(filter->old_stdout, STDOUT_FILENO),
+ "Unable to restore STDOUT");
+ close(filter->old_stdout);
+ if (filter->pid < 0)
+ return 0;
+ waitpid(filter->pid, &filter->exitstatus, 0);
+ if (WIFEXITED(filter->exitstatus) && !WEXITSTATUS(filter->exitstatus))
+ return 0;
+ die("Subprocess %s exited abnormally", filter->cmd);
+}
diff --git a/ui-commit.c b/ui-commit.c
index 9fdb8ee..d6b73ee 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -93,11 +93,19 @@ void cgit_print_commit(char *hex)
}
html("</table>\n");
html("<div class='commit-subject'>");
+ if (ctx.repo->commit_filter)
+ cgit_open_filter(ctx.repo->commit_filter);
html_txt(info->subject);
+ if (ctx.repo->commit_filter)
+ cgit_close_filter(ctx.repo->commit_filter);
show_commit_decorations(commit);
html("</div>");
html("<div class='commit-msg'>");
+ if (ctx.repo->commit_filter)
+ cgit_open_filter(ctx.repo->commit_filter);
html_txt(info->msg);
+ if (ctx.repo->commit_filter)
+ cgit_close_filter(ctx.repo->commit_filter);
html("</div>");
if (parents < 3) {
if (parents)
diff --git a/ui-snapshot.c b/ui-snapshot.c
index 5372f5d..4136b3e 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -12,37 +12,16 @@
static int write_compressed_tar_archive(struct archiver_args *args,const char *filter)
{
- int rw[2];
- pid_t gzpid;
- int stdout2;
- int status;
int rv;
+ struct cgit_filter f;
- stdout2 = chk_non_negative(dup(STDIN_FILENO), "Preserving STDOUT before compressing");
- chk_zero(pipe(rw), "Opening pipe from compressor subprocess");
- gzpid = chk_non_negative(fork(), "Forking compressor subprocess");
- if(gzpid==0) {
- /* child */
- chk_zero(close(rw[1]), "Closing write end of pipe in child");
- chk_zero(close(STDIN_FILENO), "Closing STDIN");
- chk_non_negative(dup2(rw[0],STDIN_FILENO), "Redirecting compressor input to stdin");
- execlp(filter,filter,NULL);
- _exit(-1);
- }
- /* parent */
- chk_zero(close(rw[0]), "Closing read end of pipe");
- chk_non_negative(dup2(rw[1],STDOUT_FILENO), "Redirecting output to compressor");
-
+ f.cmd = xstrdup(filter);
+ f.argv = malloc(2 * sizeof(char *));
+ f.argv[0] = f.cmd;
+ f.argv[1] = NULL;
+ cgit_open_filter(&f);
rv = write_tar_archive(args);
-
- chk_zero(close(STDOUT_FILENO), "Closing STDOUT redirected to compressor");
- chk_non_negative(dup2(stdout2,STDOUT_FILENO), "Restoring uncompressed STDOUT");
- chk_zero(close(stdout2), "Closing uncompressed STDOUT");
- chk_zero(close(rw[1]), "Closing write end of pipe in parent");
- chk_positive(waitpid(gzpid,&status,0), "Waiting on compressor process");
- if(! ( WIFEXITED(status) && WEXITSTATUS(status)==0 ) )
- cgit_print_error("Failed to compress archive");
-
+ cgit_close_filter(&f);
return rv;
}
diff --git a/ui-tree.c b/ui-tree.c
index 61fcf5a..c608754 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -15,13 +15,23 @@ char *curr_rev;
char *match_path;
int header = 0;
-static void print_text_buffer(char *buf, unsigned long size)
+static void print_text_buffer(const char *name, char *buf, unsigned long size)
{
unsigned long lineno, idx;
const char *numberfmt =
"<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
html("<table summary='blob content' class='blob'>\n");
+ if (ctx.repo->source_filter) {
+ html("<tr><td class='lines'><pre><code>");
+ ctx.repo->source_filter->argv[1] = xstrdup(name);
+ cgit_open_filter(ctx.repo->source_filter);
+ write(STDOUT_FILENO, buf, size);
+ cgit_close_filter(ctx.repo->source_filter);
+ html("</code></pre></td></tr></table>\n");
+ return;
+ }
+
html("<tr><td class='linenumbers'><pre>");
idx = 0;
lineno = 0;
@@ -65,7 +75,7 @@ static void print_binary_buffer(char *buf, unsigned long size)
html("</table>\n");
}
-static void print_object(const unsigned char *sha1, char *path)
+static void print_object(const unsigned char *sha1, char *path, const char *basename)
{
enum object_type type;
char *buf;
@@ -93,7 +103,7 @@ static void print_object(const unsigned char *sha1, char *path)
if (buffer_is_binary(buf, size))
print_binary_buffer(buf, size);
else
- print_text_buffer(buf, size);
+ print_text_buffer(basename, buf, size);
}
@@ -219,7 +229,7 @@ static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
ls_head();
return READ_TREE_RECURSIVE;
} else {
- print_object(sha1, buffer);
+ print_object(sha1, buffer, pathname);
return 0;
}
}