From 58c4878526dec5510f23c812274686787d8724ba Mon Sep 17 00:00:00 2001
From: Agustin Henze <tin@sluc.org.ar>
Date: Fri, 13 Jun 2014 21:51:02 -0300
Subject: Imported Upstream version 7.0.1

---
 scripts/jinjify.py | 219 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 219 insertions(+)
 create mode 100755 scripts/jinjify.py

(limited to 'scripts/jinjify.py')

diff --git a/scripts/jinjify.py b/scripts/jinjify.py
new file mode 100755
index 0000000..5f07032
--- /dev/null
+++ b/scripts/jinjify.py
@@ -0,0 +1,219 @@
+#!/usr/bin/env python
+import codecs
+import glob
+import sys
+import os
+import re
+import json
+import shutil
+
+import colorama
+import jinja2
+
+dumb_replacements = [
+    ["{% if isinstance(url, tuple) %}", "{% if url is mapping %}"],
+    ["{% if any(post.is_mathjax for post in posts) %}", '{% if posts|selectattr("is_mathjax")|list %}'],
+    ["json.dumps(title)", "title|tojson"],
+    ["{{ parent.extra_head() }}", "{{ super() }}"],
+    ["prefix='\\", "prefix='"],
+    ["og: http://ogp.me/ns# \\", "og: http://ogp.me/ns#"],
+    ["article: http://ogp.me/ns/article# \\", "article: http://ogp.me/ns/article#"],
+    ["fb: http://ogp.me/ns/fb# \\", "fb: http://ogp.me/ns/fb#"],
+    ['dir="rtl" \\', 'dir="rtl"']
+]
+
+dumber_replacements = [
+    ["<html\n\\", "<html\n"],
+    ["\n'\\\n", "\n'\n"],
+    ["{% endif %}\n\\", "{% endif %}\n"]
+]
+
+
+def jinjify(in_theme, out_theme):
+    """Convert in_theme into a jinja version and put it in out_theme"""
+
+    in_templates_path = os.path.join(in_theme, "templates")
+    out_templates_path = os.path.join(out_theme, "templates")
+    try:
+        os.makedirs(out_templates_path)
+    except:
+        pass
+    lookup = jinja2.Environment()
+    lookup.filters['tojson'] = json.dumps
+    lookup.loader = jinja2.FileSystemLoader([out_templates_path], encoding='utf-8')
+    for template in glob.glob(os.path.join(in_templates_path, "*.tmpl")):
+        out_template = os.path.join(out_templates_path, os.path.basename(template))
+        with codecs.open(template, "r", "utf-8") as inf:
+            data = mako2jinja(inf)
+
+        lines = []
+        for line in data.splitlines():
+            for repl in dumb_replacements:
+                line = line.replace(*repl)
+            lines.append(line)
+        data = '\n'.join(lines)
+
+        for repl in dumber_replacements:
+            data = data.replace(*repl)
+
+        with codecs.open(out_template, "wb+", "utf-8") as outf:
+            outf.write(data + '\n')
+
+        # Syntax check output
+        source, filename = lookup.loader.get_source(lookup, os.path.basename(template))[:2]
+        try:
+            lookup.parse(source)
+        except Exception as e:
+            error("Syntax error in {0}:{1}".format(out_template, e.lineno))
+
+    parent = os.path.basename(in_theme.rstrip('/'))
+    child = os.path.basename(out_theme.rstrip('/'))
+    mappings = {
+        'base-jinja': 'base',
+        'bootstrap-jinja': 'base-jinja',
+        'bootstrap3-jinja': 'bootstrap-jinja',
+    }
+
+    if child in mappings:
+        parent = mappings[child]
+
+    with open(os.path.join(out_theme, "parent"), "wb+") as outf:
+        outf.write(parent + '\n')
+
+    with open(os.path.join(out_theme, "engine"), "wb+") as outf:
+        outf.write("jinja\n")
+
+    # Copy assets
+    # shutil.rmtree(os.path.join(out_theme, "assets"))
+    # shutil.copytree(os.path.join(in_theme, "assets"), os.path.join(out_theme, "assets"))
+
+    # Copy bundles
+    # shutil.copy(os.path.join(in_theme, "bundles"), os.path.join(out_theme, "bundles"))
+
+    # Copy README
+    if os.path.isfile(os.path.join(in_theme, "README.md")):
+        shutil.copy(os.path.join(in_theme, "README.md"), os.path.join(out_theme, "README.md"))
+
+
+def error(msg):
+    print(colorama.Fore.RED + "ERROR:" + msg)
+
+
+def mako2jinja(input_file):
+
+    output = ''
+
+    # TODO: OMG, this code is so horrible. Look at it; just look at it:
+
+    macro_start = re.compile(r'(.*)<%.*def name="(.*?)".*>(.*)', re.IGNORECASE)
+    macro_end = re.compile(r'(.*)</%def>(.*)', re.IGNORECASE)
+
+    if_start = re.compile(r'(.*)% *if (.*):(.*)', re.IGNORECASE)
+    if_else = re.compile(r'(.*)% *else.*:(.*)', re.IGNORECASE)
+    if_elif = re.compile(r'(.*)% *elif (.*):(.*)', re.IGNORECASE)
+    if_end = re.compile(r'(.*)% *endif(.*)', re.IGNORECASE)
+
+    for_start = re.compile(r'(.*)% *for (.*):(.*)', re.IGNORECASE)
+    for_end = re.compile(r'(.*)% *endfor(.*)', re.IGNORECASE)
+
+    namespace = re.compile(r'(.*)<% *namespace name="(.*?)".* file="(.*?)".*/>(.*)', re.IGNORECASE)
+    inherit = re.compile(r'(.*)<% *inherit file="(.*?)".*/>(.*)', re.IGNORECASE)
+
+    block_single_line = re.compile(r'(.*)<% *block.*name="(.*?)".*>(.*)</% *block>(.*)', re.IGNORECASE)
+    block_start = re.compile(r'(.*)<% *block.*name="(.*?)".*>(.*)', re.IGNORECASE)
+    block_end = re.compile(r'(.*)</%block>(.*)', re.IGNORECASE)
+
+    val = re.compile(r'\$\{(.*?)\}', re.IGNORECASE)
+    func_len = re.compile(r'len\((.*?)\)', re.IGNORECASE)
+    filter_h = re.compile(r'\|h', re.IGNORECASE)
+    filter_striphtml = re.compile(r'\|striphtml', re.IGNORECASE)
+    filter_u = re.compile(r'\|u', re.IGNORECASE)
+
+    comment_single_line = re.compile(r'^.*##(.*?)$', re.IGNORECASE)
+
+    for line in input_file:
+
+        # Process line for repeated inline replacements
+        m_val = val.search(line)
+        m_func_len = func_len.search(line)
+        m_filter_h = filter_h.search(line)
+        m_filter_striphtml = filter_striphtml.search(line)
+        m_filter_u = filter_u.search(line)
+
+        if m_val:
+            line = val.sub(r'{{ \1 }}', line)
+
+        if m_filter_h:
+            line = filter_h.sub(r'|e', line)
+
+        if m_filter_striphtml:
+            line = filter_striphtml.sub(r'|e', line)
+
+        if m_filter_u:
+            line = filter_u.sub(r'|urlencode', line)
+
+        if m_func_len:
+            line = func_len.sub(r'\1|length', line)
+
+        # Process line for single 'whole line' replacements
+        m_macro_start = macro_start.search(line)
+        m_macro_end = macro_end.search(line)
+        m_if_start = if_start.search(line)
+        m_if_else = if_else.search(line)
+        m_if_elif = if_elif.search(line)
+        m_if_end = if_end.search(line)
+        m_for_start = for_start.search(line)
+        m_for_end = for_end.search(line)
+        m_namspace = namespace.search(line)
+        m_inherit = inherit.search(line)
+        m_block_single_line = block_single_line.search(line)
+        m_block_start = block_start.search(line)
+        m_block_end = block_end.search(line)
+
+        m_comment_single_line = comment_single_line.search(line)
+
+        if m_comment_single_line:
+            output += m_comment_single_line.expand(r'{# \1 #}') + '\n'
+
+        elif m_macro_start:
+            output += m_macro_start.expand(r'\1{% macro \2 %}\3') + '\n'
+        elif m_macro_end:
+            output += m_macro_end.expand(r'\1{% endmacro %}\1') + '\n'
+
+        elif m_if_start:
+            output += m_if_start.expand(r'\1{% if \2 %}\3') + '\n'
+        elif m_if_else:
+            output += m_if_else.expand(r'\1{% else %}\2') + '\n'
+        elif m_if_elif:
+            output += m_if_elif.expand(r'\1{% elif \2 %}\3') + '\n'
+        elif m_if_end:
+            output += m_if_end.expand(r'\1{% endif %}\2') + '\n'
+
+        elif m_for_start:
+            output += m_for_start.expand(r'\1{% for \2 %}\3') + '\n'
+        elif m_for_end:
+            output += m_for_end.expand(r'\1{% endfor %}\2') + '\n'
+
+        elif m_namspace:
+            output += m_namspace.expand(r"\1{% import '\3' as \2 with context %}\4") + '\n'
+        elif m_inherit:
+            output += m_inherit.expand(r"{% extends '\2' %}\3") + '\n'
+
+        elif m_block_single_line:
+            output += m_block_single_line.expand(r'\1{% block \2 %}\3{% endblock %}\4') + '\n'
+        elif m_block_start:
+            output += m_block_start.expand(r'\1{% block \2 %}\3') + '\n'
+        elif m_block_end:
+            output += m_block_end.expand(r'\1{% endblock %}\2') + '\n'
+
+        else:
+            # Doesn't match anything we're going to process, pass though
+            output += line
+
+    return output
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        print('ERROR: needs exactly two arguments, input and output directory.')
+    else:
+        jinjify(sys.argv[1], sys.argv[2])
-- 
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