From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 tools/docs/moztreedocs/__init__.py | 126 +++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 tools/docs/moztreedocs/__init__.py

(limited to 'tools/docs/moztreedocs')

diff --git a/tools/docs/moztreedocs/__init__.py b/tools/docs/moztreedocs/__init__.py
new file mode 100644
index 000000000..a67edbded
--- /dev/null
+++ b/tools/docs/moztreedocs/__init__.py
@@ -0,0 +1,126 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, # You can obtain one at http://mozilla.org/MPL/2.0/.
+
+from __future__ import unicode_literals
+
+import os
+
+from mozbuild.frontend.reader import BuildReader
+from mozpack.copier import FileCopier
+from mozpack.files import FileFinder
+from mozpack.manifests import InstallManifest
+
+import sphinx
+import sphinx.apidoc
+
+
+class SphinxManager(object):
+    """Manages the generation of Sphinx documentation for the tree."""
+
+    def __init__(self, topsrcdir, main_path, output_dir):
+        self._topsrcdir = topsrcdir
+        self._output_dir = output_dir
+        self._docs_dir = os.path.join(output_dir, '_staging')
+        self._conf_py_path = os.path.join(main_path, 'conf.py')
+        self._index_path = os.path.join(main_path, 'index.rst')
+        self._trees = {}
+        self._python_package_dirs = set()
+
+    def read_build_config(self):
+        """Read the active build config and add docs to this instance."""
+
+        # Reading the Sphinx variables doesn't require a full build context.
+        # Only define the parts we need.
+        class fakeconfig(object):
+            def __init__(self, topsrcdir):
+                self.topsrcdir = topsrcdir
+
+        config = fakeconfig(self._topsrcdir)
+        reader = BuildReader(config)
+
+        for path, name, key, value in reader.find_sphinx_variables():
+            reldir = os.path.dirname(path)
+
+            if name == 'SPHINX_TREES':
+                assert key
+                self.add_tree(os.path.join(reldir, value),
+                    os.path.join(reldir, key))
+
+            if name == 'SPHINX_PYTHON_PACKAGE_DIRS':
+                self.add_python_package_dir(os.path.join(reldir, value))
+
+    def add_tree(self, source_dir, dest_dir):
+        """Add a directory from where docs should be sourced."""
+        if dest_dir in self._trees:
+            raise Exception('%s has already been registered as a destination.'
+                % dest_dir)
+
+        self._trees[dest_dir] = source_dir
+
+    def add_python_package_dir(self, source_dir):
+        """Add a directory containing Python packages.
+
+        Added directories will have Python API docs generated automatically.
+        """
+        self._python_package_dirs.add(source_dir)
+
+    def generate_docs(self, app):
+        """Generate/stage documentation."""
+        app.info('Reading Sphinx metadata from build configuration')
+        self.read_build_config()
+        app.info('Staging static documentation')
+        self._synchronize_docs()
+        app.info('Generating Python API documentation')
+        self._generate_python_api_docs()
+
+    def _generate_python_api_docs(self):
+        """Generate Python API doc files."""
+        out_dir = os.path.join(self._docs_dir, 'python')
+        base_args = ['sphinx', '--no-toc', '-o', out_dir]
+
+        for p in sorted(self._python_package_dirs):
+            full = os.path.join(self._topsrcdir, p)
+
+            finder = FileFinder(full, find_executables=False)
+            dirs = {os.path.dirname(f[0]) for f in finder.find('**')}
+
+            excludes = {d for d in dirs if d.endswith('test')}
+
+            args = list(base_args)
+            args.append(full)
+            args.extend(excludes)
+
+            sphinx.apidoc.main(args)
+
+    def _synchronize_docs(self):
+        m = InstallManifest()
+
+        m.add_symlink(self._conf_py_path, 'conf.py')
+
+        for dest, source in sorted(self._trees.items()):
+            source_dir = os.path.join(self._topsrcdir, source)
+            for root, dirs, files in os.walk(source_dir):
+                for f in files:
+                    source_path = os.path.join(root, f)
+                    rel_source = source_path[len(source_dir) + 1:]
+
+                    m.add_symlink(source_path, os.path.join(dest, rel_source))
+
+        copier = FileCopier()
+        m.populate_registry(copier)
+        copier.copy(self._docs_dir)
+
+        with open(self._index_path, 'rb') as fh:
+            data = fh.read()
+
+        indexes = ['%s/index' % p for p in sorted(self._trees.keys())]
+        indexes = '\n   '.join(indexes)
+
+        packages = [os.path.basename(p) for p in self._python_package_dirs]
+        packages = ['python/%s' % p for p in packages]
+        packages = '\n   '.join(sorted(packages))
+        data = data.format(indexes=indexes, python_packages=packages)
+
+        with open(os.path.join(self._docs_dir, 'index.rst'), 'wb') as fh:
+            fh.write(data)
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