diff options
Diffstat (limited to 'src/mod_alias.c')
| -rw-r--r-- | src/mod_alias.c | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/src/mod_alias.c b/src/mod_alias.c deleted file mode 100644 index c03fb7cb..00000000 --- a/src/mod_alias.c +++ /dev/null @@ -1,204 +0,0 @@ -#include <ctype.h> -#include <stdlib.h> -#include <string.h> -#include <stdio.h> - -#include "base.h" -#include "log.h" -#include "buffer.h" - -#include "plugin.h" -#include "sys-strings.h" - -/* plugin config for all request/connections */ -typedef struct { - array *alias; -} plugin_config; - -typedef struct { - PLUGIN_DATA; - - plugin_config **config_storage; - - plugin_config conf; -} plugin_data; - -/* init the plugin data */ -INIT_FUNC(mod_alias_init) { - plugin_data *p; - - UNUSED(srv); - - p = calloc(1, sizeof(*p)); - - - - return p; -} - -/* detroy the plugin data */ -FREE_FUNC(mod_alias_free) { - plugin_data *p = p_d; - - if (!p) return HANDLER_GO_ON; - - if (p->config_storage) { - size_t i; - - for (i = 0; i < srv->config_context->used; i++) { - plugin_config *s = p->config_storage[i]; - - if (!s) continue; - - array_free(s->alias); - - free(s); - } - free(p->config_storage); - } - - free(p); - - return HANDLER_GO_ON; -} - -/* handle plugin config and check values */ - -SETDEFAULTS_FUNC(mod_alias_set_defaults) { - plugin_data *p = p_d; - size_t i = 0; - - config_values_t cv[] = { - { "alias.url", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION }, /* 0 */ - { NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET } - }; - - if (!p) return HANDLER_ERROR; - - p->config_storage = calloc(1, srv->config_context->used * sizeof(specific_config *)); - - for (i = 0; i < srv->config_context->used; i++) { - plugin_config *s; - - s = calloc(1, sizeof(plugin_config)); - s->alias = array_init(); - cv[0].destination = s->alias; - - p->config_storage[i] = s; - - if (0 != config_insert_values_global(srv, ((data_config *)srv->config_context->data[i])->value, cv)) { - return HANDLER_ERROR; - } - if (s->alias->used >= 2) { - const array *a = s->alias; - size_t j, k; - - for (j = 0; j < a->used; j ++) { - const buffer *prefix = a->data[a->sorted[j]]->key; - for (k = j + 1; k < a->used; k ++) { - const buffer *key = a->data[a->sorted[k]]->key; - - if (key->used < prefix->used) { - break; - } - if (memcmp(key->ptr, prefix->ptr, prefix->used - 1) != 0) { - break; - } - /* ok, they have same prefix. check position */ - if (a->sorted[j] < a->sorted[k]) { - fprintf(stderr, "url.alias: `%s' will never match as `%s' matched first\n", - key->ptr, - prefix->ptr); - return HANDLER_ERROR; - } - } - } - } - } - - return HANDLER_GO_ON; -} - -static int mod_alias_patch_connection(server *srv, connection *con, plugin_data *p) { - size_t i, j; - plugin_config *s = p->config_storage[0]; - - PATCH_OPTION(alias); - - /* skip the first, the global context */ - for (i = 1; i < srv->config_context->used; i++) { - data_config *dc = (data_config *)srv->config_context->data[i]; - s = p->config_storage[i]; - - /* condition didn't match */ - if (!config_check_cond(srv, con, dc)) continue; - - /* merge config */ - for (j = 0; j < dc->value->used; j++) { - data_unset *du = dc->value->data[j]; - - if (buffer_is_equal_string(du->key, CONST_STR_LEN("alias.url"))) { - PATCH_OPTION(alias); - } - } - } - - return 0; -} - -PHYSICALPATH_FUNC(mod_alias_physical_handler) { - plugin_data *p = p_d; - int uri_len, basedir_len; - char *uri_ptr; - size_t k; - - if (con->physical.path->used == 0) return HANDLER_GO_ON; - - mod_alias_patch_connection(srv, con, p); - - /* not to include the tailing slash */ - basedir_len = (con->physical.basedir->used - 1) - 1; - uri_len = con->physical.path->used - 1 - basedir_len; - uri_ptr = con->physical.path->ptr + basedir_len; - - for (k = 0; k < p->conf.alias->used; k++) { - data_string *ds = (data_string *)p->conf.alias->data[k]; - int alias_len = ds->key->used - 1; - - if (alias_len > uri_len) continue; - if (ds->key->used == 0) continue; - - if (0 == (con->conf.force_lowercase_filenames ? - strncasecmp(uri_ptr, ds->key->ptr, alias_len) : - strncmp(uri_ptr, ds->key->ptr, alias_len))) { - /* matched */ - - buffer_copy_string_buffer(con->physical.basedir, ds->value); - buffer_copy_string_buffer(srv->tmp_buf, ds->value); - buffer_append_string(srv->tmp_buf, uri_ptr + alias_len); - buffer_copy_string_buffer(con->physical.path, srv->tmp_buf); - - return HANDLER_GO_ON; - } - } - - /* not found */ - return HANDLER_GO_ON; -} - -/* this function is called at dlopen() time and inits the callbacks */ - -LI_EXPORT int mod_alias_plugin_init(plugin *p); -LI_EXPORT int mod_alias_plugin_init(plugin *p) { - p->version = LIGHTTPD_VERSION_ID; - p->name = buffer_init_string("alias"); - - p->init = mod_alias_init; - p->handle_physical= mod_alias_physical_handler; - p->set_defaults = mod_alias_set_defaults; - p->cleanup = mod_alias_free; - - p->data = NULL; - - return 0; -} |