Committing first version of package manager add-on, index.json, and Python script to generate index.json file.
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tools/generate-json.py
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230
tools/generate-json.py
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# ====================== BEGIN GPL LICENSE BLOCK ======================
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# ======================= END GPL LICENSE BLOCK ========================
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#
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# This script is a prototype which generates a JSON file
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# for use in the package manager add-on.
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import os
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import shlex
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addons_directory = 'C:\\Users\\Peter\\Documents\\blender-git\\blender\\release\\scripts\\addons\\'
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contrib_directory = 'C:\\Users\\Peter\\Documents\\blender-git\\blender\\release\\scripts\\addons_contrib\\'
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index_directory = 'C:\\Users\\Peter\\Documents\\blender-package-manager-addon\\addons\\'
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# This script is functional for now, but rather "hacky" and much of it
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# will be replaced by a modified version of the code which Blender uses
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# to parse add-on's bl_info dictionary.
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def list_addons (dir, addon=""):
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json_text = ""
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for item in os.scandir(dir):
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if item.name[0] == '.':
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continue
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if '.' not in item.name:
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if addon not in item.name and addon != "":
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continue
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if item.is_dir() and (item.name == addon or addon == ""):
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filename = os.path.join(item.path, '__init__.py')
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if item.is_file() and '.py' in item and (item.name[:-3] == addon or addon == ""):
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filename = item.path
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try:
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file_lines = open(filename, mode='r').readlines()
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except FileNotFoundError:
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continue
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new_lines = []
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for line in file_lines:
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if not line.startswith('#'):
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#line = line[:line.find('#')] FIXME did not take into
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# account '#' symbols inside quotes.
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if line.__len__() > 0:
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new_lines.append(line)
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file_text = ''.join(new_lines)
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bl_info_at = file_text.find('bl_info')
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file_text = file_text[bl_info_at:]
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open_bracket_at = file_text.find('{')
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offset = 0
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quote_type = ""
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in_quote = False
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current_quote = "key"
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escape_next = False
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bl_info = {}
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key = ""
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value = ""
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tuple_item = 0
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for char in file_text[open_bracket_at+1:]:
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if char == '\\':
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escape_next = not escape_next
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was_in_quote = in_quote
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if (not escape_next and (char == "'" or char == '"') and (not in_quote or (in_quote and char == quote_type))):
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in_quote = not in_quote
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quote_type = char
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if in_quote and quote_type == ')' and (char == "'" or char == '"'):
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quote_type = char
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value = ""
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if not in_quote and char == '(':
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in_quote = True
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value = ()
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quote_type = ')'
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elif in_quote and char == quote_type and quote_type == ')':
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in_quote = False
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elif in_quote and char != quote_type:
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if quote_type != ')':
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if current_quote == "key":
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key += char
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else:
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value += char
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else:
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if char == ',':
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value = value + (tuple_item, )
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tuple_item = 0
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elif char.isdigit():
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tuple_item = (tuple_item * 10) + int(char)
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if not in_quote:
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if char == ',' or char == '}':
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current_quote = "key"
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if key != "":
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if value != "" or value != None:
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bl_info[key] = value
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else:
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bl_info[key] = ""
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key = ""
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value = ""
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tuple_item = 0
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elif was_in_quote:
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if current_quote == "value" and quote_type == ')':
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current_quote = "key"
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value = value + (tuple_item, )
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bl_info[key] = value
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key = ""
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value = ""
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tuple_item = 0
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else:
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current_quote = "value"
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offset += 1
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if not in_quote and char == '}':
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break
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#print(file_text[:offset+open_bracket_at+1])
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#for k, v in bl_info.items():
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# print('"' + k + '": ' + repr(v))
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if item.is_dir():
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json_text += bl_info_to_json(bl_info, item.name)
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else:
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json_text += bl_info_to_json(bl_info, item.name, is_zip = False)
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return json_text
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def bl_info_to_json (bl_info, addon_id, source = 'internal', is_zip = True):
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required_keys = ['name', 'blender']
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recommended_keys = ['author', 'description', 'location', 'wiki_url', 'category']
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for key in required_keys:
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if key not in bl_info:
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print("Error: missing key \"" + key + "\" in add-on " + addon_id
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+ "'s bl_info, or bl_info dict may be malformed")
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return ""
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for key in recommended_keys:
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if key not in bl_info:
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print("Warning: missing key \"" + key + "\" in add-on " + addon_id
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+ "'s bl_info, or bl_info dict may be malformed")
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author = ""
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if 'author' in bl_info:
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author = bl_info['author']
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description = ""
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if 'description' in bl_info:
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description = bl_info['description']
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tracker_url = ""
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if 'tracker_url' in bl_info:
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tracker_url = bl_info['tracker_url']
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wiki_url = ""
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if 'wiki_url' in bl_info:
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wiki_url = bl_info['wiki_url']
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location = ""
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if 'location' in bl_info:
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location = bl_info['location']
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category = ""
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if 'category' in bl_info:
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category = bl_info['category']
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warning = ""
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if 'warning' in bl_info:
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warning = bl_info['warning']
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version = "unversioned"
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if 'version' in bl_info:
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version = '.'.join(map(str, bl_info['version']))
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support = 'community'.lower()
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if 'support' in bl_info:
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support = bl_info['support'].lower()
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json_text = ""
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json_text += "\t\t\"" + addon_id + "\": {\n"
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json_text += "\t\t\t\"source\": \"" + source + "\"\n"
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json_text += "\t\t\t\"name\": \"" + bl_info['name'] + "\"\n"
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json_text += "\t\t\t\"description\": \"" + description + "\"\n"
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json_text += "\t\t\t\"author\": \"" + author + "\"\n"
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json_text += "\t\t\t\"wiki_url\": \"" + wiki_url + "\"\n"
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json_text += "\t\t\t\"tracker_url\": \"" + tracker_url + "\"\n"
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json_text += "\t\t\t\"location\": \"" + location + "\"\n"
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json_text += "\t\t\t\"category\": \"" + category + "\"\n"
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json_text += "\t\t\t\"version\": {\n"
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json_text += "\t\t\t\t\"" + version + "\": {\n"
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json_text += "\t\t\t\t\t\"blender\": \"" + '.'.join(map(str, bl_info['blender'])) + "\"\n"
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if warning != "":
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json_text += "\t\t\t\t\t\"warning\": \"" + warning + "\"\n"
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json_text += "\t\t\t\t\t\"support\": \"" + support + "\"\n"
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if is_zip:
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json_text += "\t\t\t\t\t\"filename\": \"" + version + ".zip\"\n"
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else:
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json_text += "\t\t\t\t\t\"filename\": \"" + version + ".py\"\n"
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json_text += "\t\t\t\t}\n"
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json_text += "\t\t\t}\n"
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json_text += "\t\t}\n"
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return json_text
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addon = ""
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json_text = "{\n"
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json_text += "\t\"schema-version\": \"1\"\n"
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json_text += "\t\"internal-url\": \"https://git.blender.org/gitweb/gitweb.cgi/blender-package-manager-addon.git/blob_plain/HEAD:/addons/\"\n"
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json_text += "\t\"addons\": {\n"
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json_text += list_addons(addons_directory, addon)
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json_text += list_addons(contrib_directory, addon)
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json_text += "\t}\n"
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json_text += "}\n"
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index_file = open(os.path.join(index_directory, 'index.json'), mode='w')
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index_file.write(json_text)
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