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author | David Robillard <d@drobilla.net> | 2007-04-21 01:23:59 +0000 |
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committer | David Robillard <d@drobilla.net> | 2007-04-21 01:23:59 +0000 |
commit | 081352a14c7c4f73113d9a491280e327eec14c83 (patch) | |
tree | 41887d3ffce2709a6d0fd7a9ea72a99f54186475 /src/pluginlist.c | |
parent | 09e5c017b096bc84bbbc0b273baffd221144213a (diff) | |
download | lilv-081352a14c7c4f73113d9a491280e327eec14c83.tar.gz lilv-081352a14c7c4f73113d9a491280e327eec14c83.tar.bz2 lilv-081352a14c7c4f73113d9a491280e327eec14c83.zip |
Changed "categories" to "plugin classes" to better match RDF.
Renamed files to match API.
git-svn-id: http://svn.drobilla.net/lad/slv2@466 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/pluginlist.c')
-rw-r--r-- | src/pluginlist.c | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/src/pluginlist.c b/src/pluginlist.c deleted file mode 100644 index da003a5..0000000 --- a/src/pluginlist.c +++ /dev/null @@ -1,314 +0,0 @@ -/* SLV2 - * Copyright (C) 2007 Dave Robillard <http://drobilla.net> - * - * This library is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This library is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#define _XOPEN_SOURCE 500 -#include <string.h> -#include <limits.h> -#include <stdio.h> -#include <stdlib.h> -#include <assert.h> -#include <librdf.h> -#include <slv2/types.h> -#include <slv2/plugin.h> -#include <slv2/pluginlist.h> -#include <slv2/stringlist.h> -#include <slv2/util.h> -#include "private_types.h" - - -SLV2Plugins -slv2_plugins_new() -{ - //return raptor_new_sequence((void (*)(void*))&slv2_plugin_free, NULL); - return raptor_new_sequence(NULL, NULL); -} - - -void -slv2_plugins_free(SLV2World world, SLV2Plugins list) -{ - if (list != world->plugins) - raptor_free_sequence(list); -} - -#if 0 -void -slv2_plugins_filter(SLV2Plugins dest, SLV2Plugins source, bool (*include)(SLV2Plugin)) -{ - assert(dest); - - for (int i=0; i < raptor_sequence_size(source); ++i) { - SLV2Plugin p = raptor_sequence_get_at(source, i); - if (include(p)) - raptor_sequence_push(dest, slv2_plugin_duplicate(p)); - } -} - - -void -slv2_plugins_load_all(SLV2Plugins list) -{ - /* FIXME: this is much slower than it should be in many ways.. */ - - assert(list); - - char* slv2_path = getenv("LV2_PATH"); - - SLV2Plugins load_list = slv2_plugins_new(); - - if (slv2_path) { - slv2_plugins_load_path(load_list, slv2_path); - } else { - const char* const home = getenv("HOME"); - const char* const suffix = "/.lv2:/usr/local/lib/lv2:usr/lib/lv2"; - slv2_path = slv2_strjoin(home, suffix, NULL); - - fprintf(stderr, "$LV2_PATH is unset. Using default path %s\n", slv2_path); - - /* pass 1: find all plugins */ - slv2_plugins_load_path(load_list, slv2_path); - - /* pass 2: find all data files for plugins */ - slv2_plugins_load_path(load_list, slv2_path); - - free(slv2_path); - } - - /* insert only valid plugins into list */ - slv2_plugins_filter(list, load_list, slv2_plugin_verify); - slv2_plugins_free(load_list); -} - - -/* This is the parser for manifest.ttl - * This is called twice on each bundle in the discovery process, which is (much) less - * efficient than it could be.... */ -void -slv2_plugins_load_bundle(SLV2Plugins list, - const char* bundle_base_url) -{ - assert(list); - - unsigned char* manifest_url = malloc( - (strlen((char*)bundle_base_url) + strlen("manifest.ttl") + 2) * sizeof(unsigned char)); - memcpy(manifest_url, bundle_base_url, strlen((char*)bundle_base_url)+1 * sizeof(unsigned char)); - if (bundle_base_url[strlen(bundle_base_url)-1] == '/') - strcat((char*)manifest_url, "manifest.ttl"); - else - strcat((char*)manifest_url, "/manifest.ttl"); - - librdf_query_results *results; - librdf_uri *base_uri = librdf_new_uri(slv2_rdf_world, manifest_url); - - /* Get all plugins explicitly mentioned in the manifest (discovery pass 1) */ - char* query_string = - "PREFIX : <http://lv2plug.in/ontology#>\n\n" - "SELECT DISTINCT ?plugin_uri FROM <>\n" - "WHERE { ?plugin_uri a :Plugin }\n"; - - librdf_query *rq = librdf_new_query(slv2_rdf_world, "sparql", NULL, - (unsigned char*)query_string, base_uri); - - - - //printf("%s\n\n", query_string); - - results = librdf_query_execute(rq, model->model); - - while (!librdf_query_results_finished(results)) { - - librdf_node* literal = librdf_query_results_get_binding_value(results, 0); - assert(literal); - - if (!slv2_plugins_get_by_uri(list, (const char*)librdf_node_get_literal_value(literal))) { - /* Create a new plugin */ - struct _Plugin* new_plugin = slv2_plugin_new(); - new_plugin->plugin_uri = strdup((const char*)librdf_node_get_literal_value(literal)); - new_plugin->bundle_url = strdup(bundle_base_url); - raptor_sequence_push(new_plugin->data_uris, strdup((const char*)manifest_url)); - - raptor_sequence_push(list, new_plugin); - - } - - librdf_query_results_next(results); - } - - if (results) - librdf_free_query_results(results); - - librdf_free_query(rq); - - /* Get all data files linked to plugins (discovery pass 2) */ - query_string = - "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n" - "PREFIX : <http://lv2plug.in/ontology#>\n\n" - "SELECT DISTINCT ?subject ?data_uri ?binary FROM <>\n" - "WHERE { ?subject rdfs:seeAlso ?data_uri\n" - "OPTIONAL { ?subject :binary ?binary } }\n"; - - rq = librdf_new_query(slv2_rdf_world, "sparql", NULL, - (unsigned char*)query_string, base_uri); - - //printf("%s\n\n", query_string); - - results = librdf_query_execute(rq, slv2_model); - - while (!librdf_query_results_finished(results)) { - - const char* subject = (const char*)librdf_node_get_literal_value( - librdf_query_results_get_binding_value(results, 0)); - - const char* data_uri = (const char*)librdf_node_get_literal_value( - librdf_query_results_get_binding_value(results, 1)); - - const char* binary = (const char*)librdf_node_get_literal_value( - librdf_query_results_get_binding_value(results, 2)); - - SLV2Plugin plugin = slv2_plugins_get_by_uri(list, subject); - - if (plugin && data_uri && !slv2_strings_contains(plugin->data_uris, data_uri)) - raptor_sequence_push(plugin->data_uris, strdup(data_uri)); - - if (plugin && binary && !plugin->lib_uri) - ((struct _Plugin*)plugin)->lib_uri = strdup(binary); - - librdf_query_results_next(results); - - } - - if (results) - librdf_free_query_results(results); - - librdf_free_query(rq); - - librdf_free_uri(base_uri); - free(manifest_url); -} - - -/* Add all the plugins found in dir to list. - * (Private helper function, not exposed in public API) - */ -void -slv2_plugins_load_dir(SLV2Plugins list, const char* dir) -{ - assert(list); - - DIR* pdir = opendir(dir); - if (!pdir) - return; - - struct dirent* pfile; - while ((pfile = readdir(pdir))) { - if (!strcmp(pfile->d_name, ".") || !strcmp(pfile->d_name, "..")) - continue; - - char* bundle_path = slv2_strjoin(dir, "/", pfile->d_name, NULL); - char* bundle_url = slv2_strjoin("file://", dir, "/", pfile->d_name, NULL); - DIR* bundle_dir = opendir(bundle_path); - - if (bundle_dir != NULL) { - closedir(bundle_dir); - - slv2_plugins_load_bundle(list, bundle_url); - //printf("Loaded bundle %s\n", bundle_url); - } - - free(bundle_path); - free(bundle_url); - } - - closedir(pdir); -} - - -void -slv2_plugins_load_path(SLV2Plugins list, - const char* lv2_path) -{ - assert(list); - - char* path = slv2_strjoin(lv2_path, ":", NULL); - char* dir = path; // Pointer into path - - // Go through string replacing ':' with '\0', using the substring, - // then replacing it with 'X' and moving on. i.e. strtok on crack. - while (strchr(path, ':') != NULL) { - char* delim = strchr(path, ':'); - *delim = '\0'; - - slv2_plugins_load_dir(list, dir); - - *delim = 'X'; - dir = delim + 1; - } - - //char* slv2_path = strdup(slv2 - - free(path); -} -#endif - -unsigned -slv2_plugins_size(SLV2Plugins list) -{ - return raptor_sequence_size(list); -} - - -SLV2Plugin -slv2_plugins_get_by_uri(SLV2Plugins list, const char* uri) -{ - // good old fashioned binary search - - int lower = 0; - int upper = raptor_sequence_size(list) - 1; - int i; - - if (upper == 0) - return NULL; - - while (upper >= lower) { - i = lower + ((upper - lower) / 2); - - SLV2Plugin p = raptor_sequence_get_at(list, i); - - int cmp = strcmp(slv2_plugin_get_uri(p), uri); - - if (cmp == 0) - return p; - else if (cmp > 0) - upper = i - 1; - else - lower = i + 1; - } - - return NULL; -} - - -SLV2Plugin -slv2_plugins_get_at(SLV2Plugins list, unsigned index) -{ - if (index > INT_MAX) - return NULL; - else - return (SLV2Plugin)raptor_sequence_get_at(list, (int)index); -} - |