Added source code

scripts/exports.py

@@ -0,0 +1,133 @@
+#!/usr/bin/env python
+
+#
+# NopSCADlib Copyright Chris Palmer 2018
+# nop.head@gmail.com
+# hydraraptor.blogspot.com
+#
+# This file is part of NopSCADlib.
+#
+# NopSCADlib 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 3 of
+# the License, or (at your option) any later version.
+#
+# NopSCADlib 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 NopSCADlib.
+# If not, see <https://www.gnu.org/licenses/>.
+#
+
+from __future__ import print_function
+import os
+import openscad
+import sys
+import c14n_stl
+from set_config import *
+import time
+import times
+from deps import *
+
+def bom_to_parts(target_dir, part_type, assembly = None):
+    #
+    # Make a list of all the parts in the BOM
+    #
+    part_files = []
+    bom = assembly + '.txt' if assembly else "bom.txt"
+    suffix = ".dxf" if part_type == 'svg' else '.' + part_type
+    with open(target_dir + "/../bom/" + bom, "rt") as f:
+        for line in f.readlines():
+            words = line.split()
+            if words:
+                last_word = words[-1]
+                if last_word.endswith(suffix):
+                   part_files.append(last_word[:-4] + '.' + part_type)
+    return part_files
+
+def make_parts(target, part_type, parts = None):
+    #
+    # Make the target directory
+    #
+    top_dir = set_config(target)
+    target_dir = top_dir + part_type + 's'
+    deps_dir = top_dir + "deps"
+    if not os.path.isdir(target_dir):
+        os.makedirs(target_dir)
+    if not os.path.isdir(deps_dir):
+        os.makedirs(deps_dir)
+    times.read_times(target_dir)
+    #
+    # Decide which files to make
+    #
+    if parts:
+        targets = list(parts)           #copy the list so we dont modify the list passed in
+    else:
+        targets = bom_to_parts(target_dir, part_type)
+        for file in os.listdir(target_dir):
+            if file.endswith('.' + part_type):
+                if not file in targets:
+                    print("Removing %s" % file)
+                    os.remove(target_dir + '/' + file)
+    #
+    # Find all the scad files
+    #
+    lib_dir = os.environ['OPENSCADPATH'] + '/NopSCADlib'
+    used = []
+    module_suffix = '_dxf' if part_type == 'svg' else '_' + part_type
+    for dir in [source_dir, lib_dir]:
+        for filename in os.listdir(dir):
+            if filename[-5:] == ".scad":
+                #
+                # find any modules ending in _<part_type>
+                #
+                with open(dir + "/" + filename, "r") as f:
+                    for line in f.readlines():
+                        words = line.split()
+                        if(len(words) and words[0] == "module"):
+                            module = words[1].split('(')[0]
+                            if module.endswith(module_suffix):
+                                base_name = module[:-4]
+                                part = base_name + '.' + part_type
+                                if part in targets:
+                                    #
+                                    # make a file to use the module
+                                    #
+                                    part_maker_name = part_type + ".scad"
+                                    with open(part_maker_name, "w") as f:
+                                        f.write("use <%s/%s>\n" % (dir, filename))
+                                        f.write("%s();\n" % module);
+                                    #
+                                    # Run openscad on the created file
+                                    #
+                                    part_file = target_dir + "/" + part
+                                    dname = deps_name(deps_dir, filename)
+                                    changed = check_deps(mtime(part_file), dname)
+                                    changed = times.check_have_time(changed, part)
+                                    if changed:
+                                        print(changed)
+                                        t = time.time()
+                                        openscad.run("-D$bom=1", "-d", dname, "-o", part_file, part_maker_name)
+                                        times.add_time(part, t)
+                                        if part_type == 'stl':
+                                            c14n_stl.canonicalise(part_file)
+                                    targets.remove(part)
+                                    os.remove(part_maker_name)
+                                    #
+                                    # Add the files on the BOM to the used list for plates.py
+                                    #
+                                    for line in open("openscad.log"):
+                                        if line[:7] == 'ECHO: "' and line[-6:] == '.' + part_type + '"\n':
+                                            used.append(line[7:-2])
+    #
+    # List the ones we didn't find
+    #
+    if targets:
+        for part in targets:
+            if part[-4:] != '.' + part_type:
+                print(part, "is not a", part_type, "file")
+            else:
+                print("Could not find a module called", part[:-4] + module_suffix, "to make", part)
+        sys.exit(1)
+    times.print_times()
+    return used