summaryrefslogtreecommitdiffstats
path: root/src/clients/PatchLibrarian.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/clients/PatchLibrarian.cpp')
-rw-r--r--src/clients/PatchLibrarian.cpp834
1 files changed, 0 insertions, 834 deletions
diff --git a/src/clients/PatchLibrarian.cpp b/src/clients/PatchLibrarian.cpp
deleted file mode 100644
index 65323435..00000000
--- a/src/clients/PatchLibrarian.cpp
+++ /dev/null
@@ -1,834 +0,0 @@
-/* This file is part of Om. Copyright (C) 2005 Dave Robillard.
- *
- * Om 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.
- *
- * Om 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 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.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "PatchLibrarian.h"
-#include <libxml/parser.h>
-#include <libxml/tree.h>
-#include <libxml/xpath.h>
-#include "PatchModel.h"
-#include "NodeModel.h"
-#include "ModelClientInterface.h"
-#include "ConnectionModel.h"
-#include "PortModel.h"
-#include "PresetModel.h"
-#include "OSCModelEngineInterface.h"
-#include "PluginModel.h"
-#include "util/Path.h"
-#include <iostream>
-#include <fstream>
-#include <vector>
-#include <utility> // for pair, make_pair
-#include <cassert>
-#include <cstring>
-#include <string>
-#include <unistd.h> // for usleep
-#include <cstdlib> // for atof
-#include <cmath>
-
-using std::string; using std::vector; using std::pair;
-using std::cerr; using std::cout; using std::endl;
-
-namespace LibOmClient {
-
-
-/** Searches for the filename passed in the path, returning the full
- * path of the file, or the empty string if not found.
- *
- * This function tries to be as friendly a black box as possible - if the path
- * passed is an absolute path and the file is found there, it will return
- * that path, etc.
- *
- * additional_path is a list (colon delimeted as usual) of additional
- * directories to look in. ie the directory the parent patch resides in would
- * be a good idea to pass as additional_path, in the case of a subpatch.
- */
-string
-PatchLibrarian::find_file(const string& filename, const string& additional_path)
-{
- string search_path = additional_path + ":" + m_patch_path;
-
- // Try to open the raw filename first
- std::ifstream is(filename.c_str(), std::ios::in);
- if (is.good()) {
- is.close();
- return filename;
- }
-
- string directory;
- string full_patch_path = "";
-
- while (search_path != "") {
- directory = search_path.substr(0, search_path.find(':'));
- if (search_path.find(':') != string::npos)
- search_path = search_path.substr(search_path.find(':')+1);
- else
- search_path = "";
-
- full_patch_path = directory +"/"+ filename;
-
- std::ifstream is;
- is.open(full_patch_path.c_str(), std::ios::in);
-
- if (is.good()) {
- is.close();
- return full_patch_path;
- } else {
- cerr << "[PatchLibrarian] Could not find patch file " << full_patch_path << endl;
- }
- }
-
- return "";
-}
-
-
-/** Save a patch from a PatchModel to a filename.
- *
- * The filename passed is the true filename the patch will be saved to (with no prefixing or anything
- * like that), and the patch_model's filename member will be set accordingly.
- *
- * This will break if:
- * - The filename does not have an extension (ie contain a ".")
- * - The patch_model has no (Om) path
- */
-void
-PatchLibrarian::save_patch(PatchModel* patch_model, const string& filename, bool recursive)
-{
- assert(filename != "");
- assert(patch_model->path() != "");
-
- cout << "Saving patch " << patch_model->path() << " to " << filename << endl;
-
- patch_model->filename(filename);
-
- string dir = filename.substr(0, filename.find_last_of("/"));
-
- NodeModel* nm = NULL;
- PatchModel* spm = NULL; // subpatch model
-
- xmlDocPtr xml_doc = NULL;
- xmlNodePtr xml_root_node = NULL;
- xmlNodePtr xml_node = NULL;
- xmlNodePtr xml_child_node = NULL;
- xmlNodePtr xml_grandchild_node = NULL;
-
- xml_doc = xmlNewDoc((xmlChar*)"1.0");
- xml_root_node = xmlNewNode(NULL, (xmlChar*)"patch");
- xmlDocSetRootElement(xml_doc, xml_root_node);
-
- const size_t temp_buf_length = 255;
- char temp_buf[temp_buf_length];
-
- string patch_name;
- if (patch_model->path() != "/") {
- patch_name = patch_model->name();
- } else {
- patch_name = filename;
- if (patch_name.find("/") != string::npos)
- patch_name = patch_name.substr(patch_name.find_last_of("/") + 1);
- if (patch_name.find(".") != string::npos)
- patch_name = patch_name.substr(0, patch_name.find_last_of("."));
- }
-
- assert(patch_name.length() > 0);
- xml_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"name",
- (xmlChar*)patch_name.c_str());
-
- snprintf(temp_buf, temp_buf_length, "%zd", patch_model->poly());
- xml_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"polyphony", (xmlChar*)temp_buf);
-
- // Write metadata
- for (map<string, string>::const_iterator i = patch_model->metadata().begin();
- i != patch_model->metadata().end(); ++i) {
- // Dirty hack, don't save coordinates in patch file
- if ((*i).first != "module-x" && (*i).first != "module-y"
- && (*i).first != "filename")
- xml_node = xmlNewChild(xml_root_node, NULL,
- (xmlChar*)(*i).first.c_str(), (xmlChar*)(*i).second.c_str());
-
- assert((*i).first != "node");
- assert((*i).first != "subpatch");
- assert((*i).first != "name");
- assert((*i).first != "polyphony");
- assert((*i).first != "preset");
- }
-
- // Save nodes and subpatches
- for (NodeModelMap::const_iterator i = patch_model->nodes().begin(); i != patch_model->nodes().end(); ++i) {
- nm = i->second;
-
- if (nm->plugin()->type() == PluginModel::Patch) { // Subpatch
- spm = (PatchModel*)i->second;
- xml_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"subpatch", NULL);
-
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"name", (xmlChar*)spm->name().c_str());
-
- string ref_filename;
- // No path
- if (spm->filename() == "") {
- ref_filename = spm->name() + ".om";
- spm->filename(dir +"/"+ ref_filename);
- // Absolute path
- } else if (spm->filename().substr(0, 1) == "/") {
- // Attempt to make it a relative path, if it's undernath this patch's dir
- if (dir.substr(0, 1) == "/" && spm->filename().substr(0, dir.length()) == dir) {
- ref_filename = spm->filename().substr(dir.length()+1);
- } else { // FIXME: not good
- ref_filename = spm->filename().substr(spm->filename().find_last_of("/")+1);
- spm->filename(dir +"/"+ ref_filename);
- }
- } else {
- ref_filename = spm->filename();
- }
-
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"filename", (xmlChar*)ref_filename.c_str());
-
- snprintf(temp_buf, temp_buf_length, "%zd", spm->poly());
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"polyphony", (xmlChar*)temp_buf);
-
- // Write metadata
- for (map<string, string>::const_iterator i = nm->metadata().begin();
- i != nm->metadata().end(); ++i) {
- // Dirty hack, don't save metadata that would be in patch file
- if ((*i).first != "polyphony" && (*i).first != "filename"
- && (*i).first != "author" && (*i).first != "description")
- xml_child_node = xmlNewChild(xml_node, NULL,
- (xmlChar*)(*i).first.c_str(), (xmlChar*)(*i).second.c_str());
- }
-
- if (recursive)
- save_patch(spm, spm->filename(), true);
-
- } else { // Normal node
- xml_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"node", NULL);
-
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"name", (xmlChar*)nm->name().c_str());
-
- if (nm->plugin() == NULL) break;
-
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"polyphonic",
- (xmlChar*)((nm->polyphonic()) ? "true" : "false"));
-
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"type",
- (xmlChar*)nm->plugin()->type_string());
- /*
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"plugin-label",
- (xmlChar*)(nm->plugin()->plug_label().c_str()));
-
- if (nm->plugin()->type() != PluginModel::Internal) {
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"library-name",
- (xmlChar*)(nm->plugin()->lib_name().c_str()));
- }*/
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"plugin-uri",
- (xmlChar*)(nm->plugin()->uri().c_str()));
-
- // Write metadata
- for (map<string, string>::const_iterator i = nm->metadata().begin(); i != nm->metadata().end(); ++i) {
- // DSSI _hack_ (FIXME: fix OSC to be more like this and not smash DSSI into metadata?)
- if ((*i).first.substr(0, 16) == "dssi-configure--") {
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"dssi-configure", NULL);
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL,
- (xmlChar*)"key", (xmlChar*)(*i).first.substr(16).c_str());
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL,
- (xmlChar*)"value", (xmlChar*)(*i).second.c_str());
- } else if ((*i).first == "dssi-program") {
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"dssi-program", NULL);
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL,
- (xmlChar*)"bank", (xmlChar*)(*i).second.substr(0, (*i).second.find("/")).c_str());
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL,
- (xmlChar*)"program", (xmlChar*)(*i).second.substr((*i).second.find("/")+1).c_str());
- } else {
- xml_child_node = xmlNewChild(xml_node, NULL,
- (xmlChar*)(*i).first.c_str(), (xmlChar*)(*i).second.c_str());
- }
- }
-
- PortModel* pm = NULL;
- // Write port metadata, if necessary
- for (list<PortModel*>::const_iterator i = nm->ports().begin(); i != nm->ports().end(); ++i) {
- pm = (*i);
- if (pm->is_input() && pm->user_min() != pm->min_val() || pm->user_max() != pm->max_val()) {
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"port", NULL);
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL, (xmlChar*)"name",
- (xmlChar*)pm->path().name().c_str());
- snprintf(temp_buf, temp_buf_length, "%f", pm->user_min());
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL, (xmlChar*)"user-min", (xmlChar*)temp_buf);
- snprintf(temp_buf, temp_buf_length, "%f", pm->user_max());
- xml_grandchild_node = xmlNewChild(xml_child_node, NULL, (xmlChar*)"user-max", (xmlChar*)temp_buf);
- }
- }
- }
- }
-
- // Save connections
-
- const list<ConnectionModel*>& cl = patch_model->connections();
- const ConnectionModel* c = NULL;
-
- for (list<ConnectionModel*>::const_iterator i = cl.begin(); i != cl.end(); ++i) {
- c = (*i);
- xml_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"connection", NULL);
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"source-node",
- (xmlChar*)c->src_port_path().parent().name().c_str());
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"source-port",
- (xmlChar*)c->src_port_path().name().c_str());
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"destination-node",
- (xmlChar*)c->dst_port_path().parent().name().c_str());
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"destination-port",
- (xmlChar*)c->dst_port_path().name().c_str());
- }
-
- // Save control values (ie presets eventually, right now just current control vals)
-
- xmlNodePtr xml_preset_node = xmlNewChild(xml_root_node, NULL, (xmlChar*)"preset", NULL);
- xml_node = xmlNewChild(xml_preset_node, NULL, (xmlChar*)"name", (xmlChar*)"default");
-
- PortModel* pm = NULL;
-
- // Save node port controls
- for (NodeModelMap::const_iterator n = patch_model->nodes().begin(); n != patch_model->nodes().end(); ++n) {
- nm = n->second;
- for (PortModelList::const_iterator p = nm->ports().begin(); p != nm->ports().end(); ++p) {
- pm = *p;
- if (pm->is_input() && pm->is_control()) {
- float val = pm->value();
- xml_node = xmlNewChild(xml_preset_node, NULL, (xmlChar*)"control", NULL);
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"node-name",
- (xmlChar*)nm->name().c_str());
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"port-name",
- (xmlChar*)pm->path().name().c_str());
- snprintf(temp_buf, temp_buf_length, "%f", val);
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"value",
- (xmlChar*)temp_buf);
- }
- }
- }
-
- // Save patch port controls
- for (PortModelList::const_iterator p = patch_model->ports().begin();
- p != patch_model->ports().end(); ++p) {
- pm = *p;
- if (pm->is_input() && pm->is_control()) {
- float val = pm->value();
- xml_node = xmlNewChild(xml_preset_node, NULL, (xmlChar*)"control", NULL);
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"port-name",
- (xmlChar*)pm->path().name().c_str());
- snprintf(temp_buf, temp_buf_length, "%f", val);
- xml_child_node = xmlNewChild(xml_node, NULL, (xmlChar*)"value",
- (xmlChar*)temp_buf);
- }
- }
-
- xmlSaveFormatFile(filename.c_str(), xml_doc, 1); // 1 == pretty print
-
- xmlFreeDoc(xml_doc);
- xmlCleanupParser();
-}
-
-
-/** Load a patch in to the engine (and client) from a patch file.
- *
- * The name and poly from the passed PatchModel are used. If the name is
- * the empty string, the name will be loaded from the file. If the poly
- * is 0, it will be loaded from file. Otherwise the given values will
- * be used.
- *
- * If @a wait is set, the patch will be checked for existence before
- * loading everything in to it (to prevent messing up existing patches
- * that exist at the path this one should load as).
- *
- * If the @a existing parameter is true, the patch will be loaded into a
- * currently existing patch (ie a merging will take place). Errors will
- * result if Nodes of conflicting names exist.
- *
- * Returns the path of the newly created patch.
- */
-string
-PatchLibrarian::load_patch(PatchModel* pm, bool wait, bool existing)
-{
- string filename = pm->filename();
-
- string additional_path = (pm->parent() == NULL)
- ? "" : ((PatchModel*)pm->parent())->filename();
- additional_path = additional_path.substr(0, additional_path.find_last_of("/"));
-
- filename = find_file(pm->filename(), additional_path);
-
- size_t poly = pm->poly();
-
- //cerr << "[PatchLibrarian] Loading patch " << filename << "" << endl;
-
- const size_t temp_buf_length = 255;
- char temp_buf[temp_buf_length];
-
- bool load_name = (pm->path() == "");
- bool load_poly = (poly == 0);
-
- xmlDocPtr doc = xmlParseFile(filename.c_str());
-
- if (doc == NULL ) {
- cerr << "Unable to parse patch file." << endl;
- return "";
- }
-
- xmlNodePtr cur = xmlDocGetRootElement(doc);
-
- if (cur == NULL) {
- cerr << "Empty document." << endl;
- xmlFreeDoc(doc);
- return "";
- }
-
- if (xmlStrcmp(cur->name, (const xmlChar*) "patch")) {
- cerr << "File is not an Om patch file, root node != patch" << endl;
- xmlFreeDoc(doc);
- return "";
- }
-
- xmlChar* key = NULL;
- cur = cur->xmlChildrenNode;
- string path;
-
- pm->filename(filename);
-
- // Load Patch attributes
- while (cur != NULL) {
- key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"name"))) {
- if (load_name) {
- assert(key != NULL);
- if (pm->parent() != NULL) {
- path = pm->parent()->base_path() + string((char*)key);
- } else {
- path = string("/") + string((char*)key);
- }
- assert(path.find("//") == string::npos);
- assert(path.length() > 0);
- pm->set_path(path);
- }
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"polyphony"))) {
- if (load_poly) {
- poly = atoi((char*)key);
- pm->poly(poly);
- }
- } else if (xmlStrcmp(cur->name, (const xmlChar*)"connection")
- && xmlStrcmp(cur->name, (const xmlChar*)"node")
- && xmlStrcmp(cur->name, (const xmlChar*)"subpatch")
- && xmlStrcmp(cur->name, (const xmlChar*)"filename")
- && xmlStrcmp(cur->name, (const xmlChar*)"preset")) {
- // Don't know what this tag is, add it as metadata without overwriting
- // (so caller can set arbitrary parameters which will be preserved)
- if (key != NULL)
- if (pm->get_metadata((const char*)cur->name) == "")
- pm->set_metadata((const char*)cur->name, (const char*)key);
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
-
- cur = cur->next;
- }
-
- if (poly == 0) poly = 1;
-
- if (!existing) {
- // Wait until the patch is created or the node creations may fail
- if (wait) {
- //int id = m_osc_model_engine_interface->get_next_request_id();
- //m_osc_model_engine_interface->set_wait_response_id(id);
- m_osc_model_engine_interface->create_patch_from_model(pm);
- //bool succeeded = m_osc_model_engine_interface->wait_for_response();
-
- // If creating the patch failed, bail out so we don't load all these nodes
- // into an already existing patch
- /*if (!succeeded) {
- cerr << "[PatchLibrarian] Patch load failed (patch already exists)" << endl;
- return "";
- }*/ // FIXME
- } else {
- m_osc_model_engine_interface->create_patch_from_model(pm);
- }
- }
-
-
- // Set the filename metadata. (FIXME)
- // This isn't so good, considering multiple clients on multiple machines, and
- // absolute filesystem paths obviously aren't going to be correct. But for now
- // this is all I can figure out to have Save/Save As work properly for subpatches
- m_osc_model_engine_interface->set_metadata(pm->path(), "filename", pm->filename());
-
- // Load nodes
- NodeModel* nm = NULL;
- cur = xmlDocGetRootElement(doc)->xmlChildrenNode;
-
- while (cur != NULL) {
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"node"))) {
- nm = parse_node(pm, doc, cur);
- if (nm != NULL) {
- m_osc_model_engine_interface->create_node_from_model(nm);
- m_osc_model_engine_interface->set_all_metadata(nm);
- for (list<PortModel*>::const_iterator j = nm->ports().begin();
- j != nm->ports().end(); ++j) {
- // FIXME: ew
- snprintf(temp_buf, temp_buf_length, "%f", (*j)->user_min());
- m_osc_model_engine_interface->set_metadata((*j)->path(), "user-min", temp_buf);
- snprintf(temp_buf, temp_buf_length, "%f", (*j)->user_max());
- m_osc_model_engine_interface->set_metadata((*j)->path(), "user-max", temp_buf);
- }
- nm = NULL;
- usleep(10000);
- }
- }
- cur = cur->next;
- }
-
- // Load subpatches
- cur = xmlDocGetRootElement(doc)->xmlChildrenNode;
- while (cur != NULL) {
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"subpatch"))) {
- load_subpatch(pm, doc, cur);
- }
- cur = cur->next;
- }
-
- // Load connections
- ConnectionModel* cm = NULL;
- cur = xmlDocGetRootElement(doc)->xmlChildrenNode;
- while (cur != NULL) {
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"connection"))) {
- cm = parse_connection(pm, doc, cur);
- if (cm != NULL) {
- m_osc_model_engine_interface->connect(cm->src_port_path(), cm->dst_port_path());
- usleep(1000);
- }
- }
- cur = cur->next;
- }
-
-
- // Load presets (control values)
- PresetModel* preset_model = NULL;
- cur = xmlDocGetRootElement(doc)->xmlChildrenNode;
- while (cur != NULL) {
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"preset"))) {
- preset_model = parse_preset(pm, doc, cur);
- assert(preset_model != NULL);
- if (preset_model->name() == "default")
- m_osc_model_engine_interface->set_preset(pm->path(), preset_model);
- }
- cur = cur->next;
- }
-
- xmlFreeDoc(doc);
- xmlCleanupParser();
-
- m_osc_model_engine_interface->set_all_metadata(pm);
-
- if (!existing)
- m_osc_model_engine_interface->enable_patch(pm->path());
-
- string ret = pm->path();
- return ret;
-}
-
-
-/** Build a NodeModel given a pointer to a Node in a patch file.
- */
-NodeModel*
-PatchLibrarian::parse_node(const PatchModel* parent, xmlDocPtr doc, const xmlNodePtr node)
-{
- NodeModel* nm = new NodeModel("/UNINITIALIZED"); // FIXME: ew
- PluginModel* plugin = new PluginModel();
-
- xmlChar* key;
- xmlNodePtr cur = node->xmlChildrenNode;
-
- bool found_name = false;
-
- while (cur != NULL) {
- key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"name"))) {
- nm->set_path(parent->base_path() + (char*)key);
- found_name = true;
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"polyphonic"))) {
- nm->polyphonic(!strcmp((char*)key, "true"));
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"type"))) {
- plugin->set_type((const char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"library-name"))) {
- plugin->lib_name((char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"plugin-label"))) {
- plugin->plug_label((char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"plugin-uri"))) {
- plugin->uri((char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"port"))) {
- xmlNodePtr child = cur->xmlChildrenNode;
-
- string path;
- float user_min = 0.0;
- float user_max = 0.0;
-
- while (child != NULL) {
- key = xmlNodeListGetString(doc, child->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(child->name, (const xmlChar*)"name"))) {
- path = nm->base_path() + (char*)key;
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"user-min"))) {
- user_min = atof((char*)key);
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"user-max"))) {
- user_max = atof((char*)key);
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
-
- child = child->next;
- }
-
- // FIXME: nasty assumptions
- PortModel* pm = new PortModel(path,
- PortModel::CONTROL, PortModel::INPUT, PortModel::NONE,
- 0.0, user_min, user_max);
- nm->add_port(pm);
-
- // DSSI hacks. Stored in the patch files as special elements, but sent to
- // the engine as normal metadata with specially formatted key/values. Not
- // sure if this is the best way to go about this, but it's the least damaging
- // right now
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"dssi-program"))) {
- xmlNodePtr child = cur->xmlChildrenNode;
-
- string bank;
- string program;
-
- while (child != NULL) {
- key = xmlNodeListGetString(doc, child->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(child->name, (const xmlChar*)"bank"))) {
- bank = (char*)key;
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"program"))) {
- program = (char*)key;
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
- child = child->next;
- }
- nm->set_metadata("dssi-program", bank +"/"+ program);
-
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"dssi-configure"))) {
- xmlNodePtr child = cur->xmlChildrenNode;
-
- string dssi_key;
- string dssi_value;
-
- while (child != NULL) {
- key = xmlNodeListGetString(doc, child->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(child->name, (const xmlChar*)"key"))) {
- dssi_key = (char*)key;
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"value"))) {
- dssi_value = (char*)key;
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
-
- child = child->next;
- }
- nm->set_metadata(string("dssi-configure--").append(dssi_key), dssi_value);
-
- } else { // Don't know what this tag is, add it as metadata
- if (key != NULL)
- nm->set_metadata((const char*)cur->name, (const char*)key);
- }
- xmlFree(key);
- key = NULL;
-
- cur = cur->next;
- }
-
- if (nm->path() == "") {
- cerr << "[PatchLibrarian] Malformed patch file (node tag has empty children)" << endl;
- cerr << "[PatchLibrarian] Node ignored." << endl;
- delete nm;
- return NULL;
- } else {
- nm->plugin(plugin);
- return nm;
- }
-}
-
-
-void
-PatchLibrarian::load_subpatch(PatchModel* parent, xmlDocPtr doc, const xmlNodePtr subpatch)
-{
- xmlChar *key;
- xmlNodePtr cur = subpatch->xmlChildrenNode;
-
- PatchModel* pm = new PatchModel("/UNINITIALIZED", 1); // FIXME: ew
-
- while (cur != NULL) {
- key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"name"))) {
- if (parent == NULL)
- pm->set_path(string("/") + (const char*)key);
- else
- pm->set_path(parent->base_path() + (const char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"polyphony"))) {
- pm->poly(atoi((const char*)key));
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"filename"))) {
- pm->filename((const char*)key);
- } else { // Don't know what this tag is, add it as metadata
- if (key != NULL && strlen((const char*)key) > 0)
- pm->set_metadata((const char*)cur->name, (const char*)key);
- }
- xmlFree(key);
- key = NULL;
-
- cur = cur->next;
- }
-
- // This needs to be done after setting the path above, to prevent
- // NodeModel::set_path from calling it's parent's rename_node with
- // an invalid (nonexistant) name
- pm->set_parent(parent);
-
- load_patch(pm, false);
-}
-
-
-/** Build a ConnectionModel given a pointer to a connection in a patch file.
- */
-ConnectionModel*
-PatchLibrarian::parse_connection(const PatchModel* parent, xmlDocPtr doc, const xmlNodePtr node)
-{
- //cerr << "[PatchLibrarian] Parsing connection..." << endl;
-
- xmlChar *key;
- xmlNodePtr cur = node->xmlChildrenNode;
-
- string source_node, source_port, dest_node, dest_port;
-
- while (cur != NULL) {
- key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"source-node"))) {
- source_node = (char*)key;
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"source-port"))) {
- source_port = (char*)key;
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"destination-node"))) {
- dest_node = (char*)key;
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"destination-port"))) {
- dest_port = (char*)key;
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
-
- cur = cur->next;
- }
-
- if (source_node == "" || source_port == "" || dest_node == "" || dest_port == "") {
- cerr << "[PatchLibrarian] Malformed patch file (connection tag has empty children)" << endl;
- cerr << "[PatchLibrarian] Connection ignored." << endl;
- return NULL;
- }
-
- // FIXME: temporary compatibility, remove any slashes from port names
- // remove this soon once patches have migrated
- string::size_type slash_index;
- while ((slash_index = source_port.find("/")) != string::npos)
- source_port[slash_index] = '-';
-
- while ((slash_index = dest_port.find("/")) != string::npos)
- dest_port[slash_index] = '-';
-
- ConnectionModel* cm = new ConnectionModel(parent->base_path() + source_node +"/"+ source_port,
- parent->base_path() + dest_node +"/"+ dest_port);
-
- return cm;
-}
-
-
-/** Build a PresetModel given a pointer to a preset in a patch file.
- */
-PresetModel*
-PatchLibrarian::parse_preset(const PatchModel* patch, xmlDocPtr doc, const xmlNodePtr node)
-{
- xmlNodePtr cur = node->xmlChildrenNode;
- xmlChar* key;
-
- PresetModel* pm = new PresetModel(patch->base_path());
-
- while (cur != NULL) {
- key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(cur->name, (const xmlChar*)"name"))) {
- assert(key != NULL);
- pm->name((char*)key);
- } else if ((!xmlStrcmp(cur->name, (const xmlChar*)"control"))) {
- xmlNodePtr child = cur->xmlChildrenNode;
-
- string node_name = "", port_name = "";
- float val = 0.0;
-
- while (child != NULL) {
- key = xmlNodeListGetString(doc, child->xmlChildrenNode, 1);
-
- if ((!xmlStrcmp(child->name, (const xmlChar*)"node-name"))) {
- node_name = (char*)key;
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"port-name"))) {
- port_name = (char*)key;
- } else if ((!xmlStrcmp(child->name, (const xmlChar*)"value"))) {
- val = atof((char*)key);
- }
-
- xmlFree(key);
- key = NULL; // Avoid a (possible?) double free
-
- child = child->next;
- }
-
- if (port_name == "") {
- string msg = "Unable to parse control in patch file ( node = ";
- msg.append(node_name).append(", port = ").append(port_name).append(")");
- cerr << "ERROR: " << msg << endl;
- //m_client_hooks->error(msg);
- } else {
- // FIXME: temporary compatibility, remove any slashes from port name
- // remove this soon once patches have migrated
- string::size_type slash_index;
- while ((slash_index = port_name.find("/")) != string::npos)
- port_name[slash_index] = '-';
- pm->add_control(node_name, port_name, val);
- }
- }
- xmlFree(key);
- key = NULL;
- cur = cur->next;
- }
- if (pm->name() == "") {
- cerr << "Preset in patch file has no name." << endl;
- //m_client_hooks->error("Preset in patch file has no name.");
- pm->name("Unnamed");
- }
-
- return pm;
-}
-
-} // namespace LibOmClient