static ngx_int_t
ngx_http_minify_buf_in_memory(ngx_buf_t *buf,ngx_http_request_t *r)
{
ngx_buf_t *b = NULL, *dst = NULL, *min_dst = NULL;
ngx_int_t size;
size = buf->end - buf->start;
dst = buf;
dst->end[0] = 0;
b = ngx_calloc_buf(r->pool);
if (b == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
b->start = ngx_palloc(r->pool, size);
b->pos = b->start;
b->last = b->start;
b->end = b->last + size;
b->temporary = 1;
min_dst = b;
if (ngx_strcmp(r->headers_out.content_type.data,
ngx_http_minify_default_types[0].data)
== 0)
{
jsmin(dst,min_dst);
} else if (ngx_strcmp(r->headers_out.content_type.data,
ngx_http_minify_default_types[1].data)
== 0)
{
cssmin(dst,min_dst);
} else {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
buf->start = min_dst->start;
buf->pos = min_dst->pos;
buf->last = min_dst->last;
buf->end = min_dst->end;
buf->memory = 1;
buf->in_file = 0;
return NGX_OK;
}
/* main -- Output any command line arguments as comments
and then minify the input.
*/
extern int
main(int argc, char* argv[])
{
cssmin();
return 0;
}
static ngx_int_t
ngx_http_minify_buf(ngx_buf_t *buf,ngx_http_request_t *r,
ngx_open_file_info_t *of)
{
ngx_buf_t *b = NULL, *dst = NULL, *min_dst = NULL;
ngx_int_t size;
ngx_file_t *src_file ;
ssize_t n;
src_file = ngx_pcalloc(r->pool, sizeof(ngx_file_t));
if (src_file == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
src_file->fd = of->fd;
src_file->name = buf->file->name;
src_file->log = r->connection->log;
src_file->directio = of->is_directio;
size = of->size;
b = ngx_calloc_buf(r->pool);
if (b == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
b->start = ngx_palloc(r->pool, size+1);
b->pos = b->start;
b->last = b->start;
b->end = b->last + size ;
b->temporary = 1;
dst = b;
#if (NGX_HAVE_FILE_AIO)
ngx_output_chain_ctx_t *ctx;
ctx = ngx_http_get_module_ctx(r, ngx_http_minify_filter_module);
if (ctx->aio_handler) {
n = ngx_file_aio_read(src_file, dst->pos, (size_t) size, 0,
ctx->pool);
if (n == NGX_AGAIN) {
ctx->aio_handler(ctx, src_file);
return NGX_AGAIN;
}
} else {
n = ngx_read_file(src_file, dst->pos, (size_t) size, 0);
}
#else
ngx_read_file(src_file, dst->pos, (size_t) size, 0);
#endif
dst->end[0] = 0;
b = ngx_calloc_buf(r->pool);
if (b == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
b->start = ngx_palloc(r->pool, size);
b->pos = b->start;
b->last = b->start;
b->end = b->last + size;
b->temporary = 1;
min_dst = b;
if (ngx_strcmp(r->headers_out.content_type.data,
ngx_http_minify_default_types[0].data)
== 0)
{
jsmin(dst,min_dst);
} else if (ngx_strcmp(r->headers_out.content_type.data,
ngx_http_minify_default_types[1].data)
== 0)
{
cssmin(dst,min_dst);
} else {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
buf->start = min_dst->start;
buf->pos = min_dst->pos;
buf->last = min_dst->last;
buf->end = min_dst->end;
buf->memory = 1;
buf->in_file = 0;
return NGX_OK;
}